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172,830 commits

Author SHA1 Message Date
Jakub Kicinski
57ce3b2e9c bluetooth pull request for net:
- hci_ll: Fix firmware leak on error path
  - hci_sync: annotate data-races around hdev->req_status
  - L2CAP: Fix null-ptr-deref on l2cap_sock_ready_cb
  - L2CAP: Validate PDU length before reading SDU length in l2cap_ecred_data_rcv()
  - L2CAP: Fix regressions caused by reusing ident
  - L2CAP: Fix stack-out-of-bounds read in l2cap_ecred_conn_req
  - MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete
  - SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold
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Merge tag 'for-net-2026-03-19' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth

Luiz Augusto von Dentz says:

====================
bluetooth pull request for net:

 - hci_ll: Fix firmware leak on error path
 - hci_sync: annotate data-races around hdev->req_status
 - L2CAP: Fix null-ptr-deref on l2cap_sock_ready_cb
 - L2CAP: Validate PDU length before reading SDU length in l2cap_ecred_data_rcv()
 - L2CAP: Fix regressions caused by reusing ident
 - L2CAP: Fix stack-out-of-bounds read in l2cap_ecred_conn_req
 - MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete
 - SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold

* tag 'for-net-2026-03-19' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth:
  Bluetooth: L2CAP: Fix regressions caused by reusing ident
  Bluetooth: L2CAP: Fix null-ptr-deref on l2cap_sock_ready_cb
  Bluetooth: hci_ll: Fix firmware leak on error path
  Bluetooth: hci_sync: annotate data-races around hdev->req_status
  Bluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete
  Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold
  Bluetooth: L2CAP: Validate PDU length before reading SDU length in l2cap_ecred_data_rcv()
  Bluetooth: L2CAP: Fix stack-out-of-bounds read in l2cap_ecred_conn_req
====================

Link: https://patch.msgid.link/20260319190455.135302-1-luiz.dentz@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-19 16:49:38 -07:00
Luiz Augusto von Dentz
761fb8ec87 Bluetooth: L2CAP: Fix regressions caused by reusing ident
This attempt to fix regressions caused by reusing ident which apparently
is not handled well on certain stacks causing the stack to not respond to
requests, so instead of simple returning the first unallocated id this
stores the last used tx_ident and then attempt to use the next until all
available ids are exausted and then cycle starting over to 1.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=221120
Link: https://bugzilla.kernel.org/show_bug.cgi?id=221177
Fixes: 6c3ea155e5 ("Bluetooth: L2CAP: Fix not tracking outstanding TX ident")
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Tested-by: Christian Eggers <ceggers@arri.de>
2026-03-19 14:44:25 -04:00
Linus Torvalds
a1d9d8e833 Including fixes from wireless, Bluetooth and netfilter.
Nothing too exciting here, mostly fixes for corner cases.
 
 Current release - fix to a fix:
 
  - bonding: prevent potential infinite loop in bond_header_parse()
 
 Current release - new code bugs:
 
  - wifi: mac80211: check tdls flag in ieee80211_tdls_oper
 
 Previous releases - regressions:
 
  - af_unix: give up GC if MSG_PEEK intervened
 
  - netfilter: conntrack: add missing netlink policy validations
 
  - NFC: nxp-nci: allow GPIOs to sleep
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-7.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from wireless, Bluetooth and netfilter.

  Nothing too exciting here, mostly fixes for corner cases.

  Current release - fix to a fix:

   - bonding: prevent potential infinite loop in bond_header_parse()

  Current release - new code bugs:

   - wifi: mac80211: check tdls flag in ieee80211_tdls_oper

  Previous releases - regressions:

   - af_unix: give up GC if MSG_PEEK intervened

   - netfilter: conntrack: add missing netlink policy validations

   - NFC: nxp-nci: allow GPIOs to sleep"

* tag 'net-7.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (78 commits)
  MPTCP: fix lock class name family in pm_nl_create_listen_socket
  icmp: fix NULL pointer dereference in icmp_tag_validation()
  net: dsa: bcm_sf2: fix missing clk_disable_unprepare() in error paths
  net: shaper: protect from late creation of hierarchy
  net: shaper: protect late read accesses to the hierarchy
  net: mvpp2: guard flow control update with global_tx_fc in buffer switching
  nfnetlink_osf: validate individual option lengths in fingerprints
  netfilter: nf_tables: release flowtable after rcu grace period on error
  netfilter: bpf: defer hook memory release until rcu readers are done
  net: bonding: fix NULL deref in bond_debug_rlb_hash_show
  udp_tunnel: fix NULL deref caused by udp_sock_create6 when CONFIG_IPV6=n
  net/mlx5e: Fix race condition during IPSec ESN update
  net/mlx5e: Prevent concurrent access to IPSec ASO context
  net/mlx5: qos: Restrict RTNL area to avoid a lock cycle
  ipv6: add NULL checks for idev in SRv6 paths
  NFC: nxp-nci: allow GPIOs to sleep
  net: macb: fix uninitialized rx_fs_lock
  net: macb: fix use-after-free access to PTP clock
  netdevsim: drop PSP ext ref on forward failure
  wifi: mac80211: always free skb on ieee80211_tx_prepare_skb() failure
  ...
2026-03-19 11:25:40 -07:00
Jakub Kicinski
7c46bd845d Just a few updates:
- cfg80211:
    - guarantee pmsr work is cancelled
  - mac80211:
    - reject TDLS operations on non-TDLS stations
    - fix crash in AP_VLAN bandwidth change
    - fix leak or double-free on some TX preparation
      failures
    - remove keys needed for beacons _after_ stopping
      those
    - fix debugfs static branch race
    - avoid underflow in inactive time
    - fix another NULL dereference in mesh on invalid
      frames
  - ti/wlcore: avoid infinite realloc loop
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Merge tag 'wireless-2026-03-18' of https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless

Johannes Berg says:

====================
Just a few updates:
 - cfg80211:
   - guarantee pmsr work is cancelled
 - mac80211:
   - reject TDLS operations on non-TDLS stations
   - fix crash in AP_VLAN bandwidth change
   - fix leak or double-free on some TX preparation
     failures
   - remove keys needed for beacons _after_ stopping
     those
   - fix debugfs static branch race
   - avoid underflow in inactive time
   - fix another NULL dereference in mesh on invalid
     frames
 - ti/wlcore: avoid infinite realloc loop

* tag 'wireless-2026-03-18' of https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless:
  wifi: mac80211: always free skb on ieee80211_tx_prepare_skb() failure
  wifi: wlcore: Return -ENOMEM instead of -EAGAIN if there is not enough headroom
  wifi: mac80211: fix NULL deref in mesh_matches_local()
  wifi: mac80211: check tdls flag in ieee80211_tdls_oper
  wifi: cfg80211: cancel pmsr_free_wk in cfg80211_pmsr_wdev_down
  wifi: mac80211: Fix static_branch_dec() underflow for aql_disable.
  mac80211: fix crash in ieee80211_chan_bw_change for AP_VLAN stations
  wifi: mac80211: use jiffies_delta_to_msecs() for sta_info inactive times
  wifi: mac80211: remove keys after disabling beaconing
  wifi: mac80211_hwsim: fully initialise PMSR capabilities
====================

Link: https://patch.msgid.link/20260318172515.381148-3-johannes@sipsolutions.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-18 19:25:41 -07:00
Xiang Mei
b3a6df291f udp_tunnel: fix NULL deref caused by udp_sock_create6 when CONFIG_IPV6=n
When CONFIG_IPV6 is disabled, the udp_sock_create6() function returns 0
(success) without actually creating a socket. Callers such as
fou_create() then proceed to dereference the uninitialized socket
pointer, resulting in a NULL pointer dereference.

The captured NULL deref crash:
  BUG: kernel NULL pointer dereference, address: 0000000000000018
  RIP: 0010:fou_nl_add_doit (net/ipv4/fou_core.c:590 net/ipv4/fou_core.c:764)
  [...]
  Call Trace:
    <TASK>
    genl_family_rcv_msg_doit.constprop.0 (net/netlink/genetlink.c:1114)
    genl_rcv_msg (net/netlink/genetlink.c:1194 net/netlink/genetlink.c:1209)
    [...]
    netlink_rcv_skb (net/netlink/af_netlink.c:2550)
    genl_rcv (net/netlink/genetlink.c:1219)
    netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
    netlink_sendmsg (net/netlink/af_netlink.c:1894)
    __sock_sendmsg (net/socket.c:727 (discriminator 1) net/socket.c:742 (discriminator 1))
    __sys_sendto (./include/linux/file.h:62 (discriminator 1) ./include/linux/file.h:83 (discriminator 1) net/socket.c:2183 (discriminator 1))
    __x64_sys_sendto (net/socket.c:2213 (discriminator 1) net/socket.c:2209 (discriminator 1) net/socket.c:2209 (discriminator 1))
    do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
    entry_SYSCALL_64_after_hwframe (net/arch/x86/entry/entry_64.S:130)

This patch makes udp_sock_create6 return -EPFNOSUPPORT instead, so
callers correctly take their error paths. There is only one caller of
the vulnerable function and only privileged users can trigger it.

Fixes: fd384412e1 ("udp_tunnel: Seperate ipv6 functions into its own file.")
Reported-by: Weiming Shi <bestswngs@gmail.com>
Signed-off-by: Xiang Mei <xmei5@asu.edu>
Link: https://patch.msgid.link/20260317010241.1893893-1-xmei5@asu.edu
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-18 18:00:07 -07:00
Felix Fietkau
d5ad6ab61c wifi: mac80211: always free skb on ieee80211_tx_prepare_skb() failure
ieee80211_tx_prepare_skb() has three error paths, but only two of them
free the skb. The first error path (ieee80211_tx_prepare() returning
TX_DROP) does not free it, while invoke_tx_handlers() failure and the
fragmentation check both do.

Add kfree_skb() to the first error path so all three are consistent,
and remove the now-redundant frees in callers (ath9k, mt76,
mac80211_hwsim) to avoid double-free.

Document the skb ownership guarantee in the function's kdoc.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://patch.msgid.link/20260314065455.2462900-1-nbd@nbd.name
Fixes: 06be6b149f ("mac80211: add ieee80211_tx_prepare_skb() helper function")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2026-03-18 09:09:58 +01:00
Linus Torvalds
f0caa1d49c hid-for-linus-2026031701
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Merge tag 'hid-for-linus-2026031701' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

Pull HID fixes from Jiri Kosina:

 - various fixes dealing with (intentionally) broken devices in HID
   core, logitech-hidpp and multitouch drivers (Lee Jones)

 - fix for OOB in wacom driver (Benoît Sevens)

 - fix for potentialy HID-bpf-induced buffer overflow in () (Benjamin
   Tissoires)

 - various other small fixes and device ID / quirk additions

* tag 'hid-for-linus-2026031701' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: multitouch: Check to ensure report responses match the request
  HID: logitech-hidpp: Prevent use-after-free on force feedback initialisation failure
  HID: bpf: prevent buffer overflow in hid_hw_request
  selftests/hid: fix compilation when bpf_wq and hid_device are not exported
  HID: core: Mitigate potential OOB by removing bogus memset()
  HID: intel-thc-hid: Set HID_PHYS with PCI BDF
  HID: appletb-kbd: add .resume method in PM
  HID: logitech-hidpp: Enable MX Master 4 over bluetooth
  HID: input: Add HID_BATTERY_QUIRK_DYNAMIC for Elan touchscreens
  HID: input: Drop Asus UX550* touchscreen ignore battery quirks
  HID: asus: add xg mobile 2022 external hardware support
  HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq
2026-03-17 13:55:51 -07:00
Daniel Borkmann
a0671125d4 clsact: Fix use-after-free in init/destroy rollback asymmetry
Fix a use-after-free in the clsact qdisc upon init/destroy rollback asymmetry.
The latter is achieved by first fully initializing a clsact instance, and
then in a second step having a replacement failure for the new clsact qdisc
instance. clsact_init() initializes ingress first and then takes care of the
egress part. This can fail midway, for example, via tcf_block_get_ext(). Upon
failure, the kernel will trigger the clsact_destroy() callback.

Commit 1cb6f0bae5 ("bpf: Fix too early release of tcx_entry") details the
way how the transition is happening. If tcf_block_get_ext on the q->ingress_block
ends up failing, we took the tcx_miniq_inc reference count on the ingress
side, but not yet on the egress side. clsact_destroy() tests whether the
{ingress,egress}_entry was non-NULL. However, even in midway failure on the
replacement, both are in fact non-NULL with a valid egress_entry from the
previous clsact instance.

What we really need to test for is whether the qdisc instance-specific ingress
or egress side previously got initialized. This adds a small helper for checking
the miniq initialization called mini_qdisc_pair_inited, and utilizes that upon
clsact_destroy() in order to fix the use-after-free scenario. Convert the
ingress_destroy() side as well so both are consistent to each other.

Fixes: 1cb6f0bae5 ("bpf: Fix too early release of tcx_entry")
Reported-by: Keenan Dong <keenanat2000@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Cc: Martin KaFai Lau <martin.lau@kernel.org>
Acked-by: Martin KaFai Lau <martin.lau@kernel.org>
Link: https://patch.msgid.link/20260313065531.98639-1-daniel@iogearbox.net
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2026-03-17 12:09:16 +01:00
Jamal Hadi Salim
66360460ca net/sched: teql: Fix double-free in teql_master_xmit
Whenever a TEQL devices has a lockless Qdisc as root, qdisc_reset should
be called using the seq_lock to avoid racing with the datapath. Failure
to do so may cause crashes like the following:

[  238.028993][  T318] BUG: KASAN: double-free in skb_release_data (net/core/skbuff.c:1139)
[  238.029328][  T318] Free of addr ffff88810c67ec00 by task poc_teql_uaf_ke/318
[  238.029749][  T318]
[  238.029900][  T318] CPU: 3 UID: 0 PID: 318 Comm: poc_teql_ke Not tainted 7.0.0-rc3-00149-ge5b31d988a41 #704 PREEMPT(full)
[  238.029906][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  238.029910][  T318] Call Trace:
[  238.029913][  T318]  <TASK>
[  238.029916][  T318]  dump_stack_lvl (lib/dump_stack.c:122)
[  238.029928][  T318]  print_report (mm/kasan/report.c:379 mm/kasan/report.c:482)
[  238.029940][  T318]  ? skb_release_data (net/core/skbuff.c:1139)
[  238.029944][  T318]  ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221)
...
[  238.029957][  T318]  ? skb_release_data (net/core/skbuff.c:1139)
[  238.029969][  T318]  kasan_report_invalid_free (mm/kasan/report.c:221 mm/kasan/report.c:563)
[  238.029979][  T318]  ? skb_release_data (net/core/skbuff.c:1139)
[  238.029989][  T318]  check_slab_allocation (mm/kasan/common.c:231)
[  238.029995][  T318]  kmem_cache_free (mm/slub.c:2637 (discriminator 1) mm/slub.c:6168 (discriminator 1) mm/slub.c:6298 (discriminator 1))
[  238.030004][  T318]  skb_release_data (net/core/skbuff.c:1139)
...
[  238.030025][  T318]  sk_skb_reason_drop (net/core/skbuff.c:1256)
[  238.030032][  T318]  pfifo_fast_reset (./include/linux/ptr_ring.h:171 ./include/linux/ptr_ring.h:309 ./include/linux/skb_array.h:98 net/sched/sch_generic.c:827)
[  238.030039][  T318]  ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221)
...
[  238.030054][  T318]  qdisc_reset (net/sched/sch_generic.c:1034)
[  238.030062][  T318]  teql_destroy (./include/linux/spinlock.h:395 net/sched/sch_teql.c:157)
[  238.030071][  T318]  __qdisc_destroy (./include/net/pkt_sched.h:328 net/sched/sch_generic.c:1077)
[  238.030077][  T318]  qdisc_graft (net/sched/sch_api.c:1062 net/sched/sch_api.c:1053 net/sched/sch_api.c:1159)
[  238.030089][  T318]  ? __pfx_qdisc_graft (net/sched/sch_api.c:1091)
[  238.030095][  T318]  ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221)
[  238.030102][  T318]  ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221)
[  238.030106][  T318]  ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221)
[  238.030114][  T318]  tc_get_qdisc (net/sched/sch_api.c:1529 net/sched/sch_api.c:1556)
...
[  238.072958][  T318] Allocated by task 303 on cpu 5 at 238.026275s:
[  238.073392][  T318]  kasan_save_stack (mm/kasan/common.c:58)
[  238.073884][  T318]  kasan_save_track (mm/kasan/common.c:64 (discriminator 5) mm/kasan/common.c:79 (discriminator 5))
[  238.074230][  T318]  __kasan_slab_alloc (mm/kasan/common.c:369)
[  238.074578][  T318]  kmem_cache_alloc_node_noprof (./include/linux/kasan.h:253 mm/slub.c:4542 mm/slub.c:4869 mm/slub.c:4921)
[  238.076091][  T318]  kmalloc_reserve (net/core/skbuff.c:616 (discriminator 107))
[  238.076450][  T318]  __alloc_skb (net/core/skbuff.c:713)
[  238.076834][  T318]  alloc_skb_with_frags (./include/linux/skbuff.h:1383 net/core/skbuff.c:6763)
[  238.077178][  T318]  sock_alloc_send_pskb (net/core/sock.c:2997)
[  238.077520][  T318]  packet_sendmsg (net/packet/af_packet.c:2926 net/packet/af_packet.c:3019 net/packet/af_packet.c:3108)
[  238.081469][  T318]
[  238.081870][  T318] Freed by task 299 on cpu 1 at 238.028496s:
[  238.082761][  T318]  kasan_save_stack (mm/kasan/common.c:58)
[  238.083481][  T318]  kasan_save_track (mm/kasan/common.c:64 (discriminator 5) mm/kasan/common.c:79 (discriminator 5))
[  238.085348][  T318]  kasan_save_free_info (mm/kasan/generic.c:587 (discriminator 1))
[  238.085900][  T318]  __kasan_slab_free (mm/kasan/common.c:287)
[  238.086439][  T318]  kmem_cache_free (mm/slub.c:6168 (discriminator 3) mm/slub.c:6298 (discriminator 3))
[  238.087007][  T318]  skb_release_data (net/core/skbuff.c:1139)
[  238.087491][  T318]  consume_skb (net/core/skbuff.c:1451)
[  238.087757][  T318]  teql_master_xmit (net/sched/sch_teql.c:358)
[  238.088116][  T318]  dev_hard_start_xmit (./include/linux/netdevice.h:5324 ./include/linux/netdevice.h:5333 net/core/dev.c:3871 net/core/dev.c:3887)
[  238.088468][  T318]  sch_direct_xmit (net/sched/sch_generic.c:347)
[  238.088820][  T318]  __qdisc_run (net/sched/sch_generic.c:420 (discriminator 1))
[  238.089166][  T318]  __dev_queue_xmit (./include/net/sch_generic.h:229 ./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:117 net/core/dev.c:4196 net/core/dev.c:4802)

Workflow to reproduce:
1. Initialize a TEQL topology (dummy0 and ifb0 as slaves, teql0 up).
2. Start multiple sender workers continuously transmitting packets
   through teql0 to drive teql_master_xmit().
3. In parallel, repeatedly delete and re-add the root qdisc on
   dummy0 and ifb0 via RTNETLINK, forcing frequent teardown and reset activity
   (teql_destroy() / qdisc_reset()).
4. After running both workloads concurrently for several iterations,
   KASAN reports slab-use-after-free or double-free in the skb free path.

Fix this by moving dev_reset_queue to sch_generic.h and calling it, instead
of qdisc_reset, in teql_destroy since it handles both the lock and lockless
cases correctly for root qdiscs.

Fixes: 96009c7d50 ("sched: replace __QDISC_STATE_RUNNING bit with a spin lock")
Reported-by: Xianrui Dong <keenanat2000@gmail.com>
Tested-by: Xianrui Dong <keenanat2000@gmail.com>
Co-developed-by: Victor Nogueira <victor@mojatatu.com>
Signed-off-by: Victor Nogueira <victor@mojatatu.com>
Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Link: https://patch.msgid.link/20260315155422.147256-1-jhs@mojatatu.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-16 19:40:32 -07:00
Eric Dumazet
b7405dcf73 bonding: prevent potential infinite loop in bond_header_parse()
bond_header_parse() can loop if a stack of two bonding devices is setup,
because skb->dev always points to the hierarchy top.

Add new "const struct net_device *dev" parameter to
(struct header_ops)->parse() method to make sure the recursion
is bounded, and that the final leaf parse method is called.

Fixes: 950803f725 ("bonding: fix type confusion in bond_setup_by_slave()")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Jiayuan Chen <jiayuan.chen@shopee.com>
Tested-by: Jiayuan Chen <jiayuan.chen@shopee.com>
Cc: Jay Vosburgh <jv@jvosburgh.net>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>
Link: https://patch.msgid.link/20260315104152.1436867-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-16 19:29:45 -07:00
Linus Torvalds
8a91ebb337 6 hotfixes. 4 are cc:stable. 3 are for MM.
All are singletons - please see the changelogs for details.
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Merge tag 'mm-hotfixes-stable-2026-03-16-12-15' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull misc fixes from Andrew Morton:
 "6 hotfixes.  4 are cc:stable.  3 are for MM.

  All are singletons - please see the changelogs for details"

* tag 'mm-hotfixes-stable-2026-03-16-12-15' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  MAINTAINERS: update email address for Ignat Korchagin
  mm/huge_memory: fix early failure try_to_migrate() when split huge pmd for shared THP
  mm/rmap: fix incorrect pte restoration for lazyfree folios
  mm/huge_memory: fix use of NULL folio in move_pages_huge_pmd()
  build_bug.h: correct function parameters names in kernel-doc
  crash_dump: don't log dm-crypt key bytes in read_key_from_user_keying
2026-03-16 12:21:00 -07:00
Linus Torvalds
11e8c7e947 ARM:
- Correctly handle deeactivation of interrupts that were activated from
   LRs.  Since EOIcount only denotes deactivation of interrupts that
   are not present in an LR, start EOIcount deactivation walk *after*
   the last irq that made it into an LR.
 
 - Avoid calling into the stubs to probe for ICH_VTR_EL2.TDS when
   pKVM is already enabled -- not only thhis isn't possible (pKVM
   will reject the call), but it is also useless: this can only
   happen for a CPU that has already booted once, and the capability
   will not change.
 
 - Fix a couple of low-severity bugs in our S2 fault handling path,
   affecting the recently introduced LS64 handling and the even more
   esoteric handling of hwpoison in a nested context
 
 - Address yet another syzkaller finding in the vgic initialisation,
   where we would end-up destroying an uninitialised vgic with nasty
   consequences
 
 - Address an annoying case of pKVM failing to boot when some of the
   memblock regions that the host is faulting in are not page-aligned
 
 - Inject some sanity in the NV stage-2 walker by checking the limits
   against the advertised PA size, and correctly report the resulting
   faults
 
 PPC:
 
 - Fix a PPC e500 build error due to a long-standing wart that was exposed by
   the recent conversion to kmalloc_obj(); rip out all the ugliness that
   led to the wart.
 
 RISC-V:
 
 - Prevent speculative out-of-bounds access using array_index_nospec()
   in APLIC interrupt handling, ONE_REG regiser access, AIA CSR access,
   float register access, and PMU counter access
 
 - Fix potential use-after-free issues in kvm_riscv_gstage_get_leaf(),
   kvm_riscv_aia_aplic_has_attr(), and kvm_riscv_aia_imsic_has_attr()
 
 - Fix potential null pointer dereference in kvm_riscv_vcpu_aia_rmw_topei()
 
 - Fix off-by-one array access in SBI PMU
 
 - Skip THP support check during dirty logging
 
 - Fix error code returned for Smstateen and Ssaia ONE_REG interface
 
 - Check host Ssaia extension when creating AIA irqchip
 
 x86:
 
 - Fix cases where CPUID mitigation features were incorrectly marked as
   available whenever the kernel used scattered feature words for them.
 
 - Validate _all_ GVAs, rather than just the first GVA, when processing
   a range of GVAs for Hyper-V's TLB flush hypercalls.
 
 - Fix a brown paper bug in add_atomic_switch_msr().
 
 - Use hlist_for_each_entry_srcu() when traversing mask_notifier_list,
   to fix a lockdep warning; KVM doesn't hold RCU, just irq_srcu.
 
 - Ensure AVIC VMCB fields are initialized if the VM has an in-kernel local
   APIC (and AVIC is enabled at the module level).
 
 - Update CR8 write interception when AVIC is (de)activated, to fix a bug
   where the guest can run in perpetuity with the CR8 intercept enabled.
 
 - Add a quirk to skip the consistency check on FREEZE_IN_SMM, i.e. to allow
   L1 hypervisors to set FREEZE_IN_SMM.  This reverts (by default) an
   unintentional tightening of userspace ABI in 6.17, and provides some
   amount of backwards compatibility with hypervisors who want to freeze
   PMCs on VM-Entry.
 
 - Validate the VMCS/VMCB on return to a nested guest from SMM, because
   either userspace or the guest could stash invalid values in memory
   and trigger the processor's consistency checks.
 
 Generic:
 
 - Remove a subtle pseudo-overlay of kvm_stats_desc, which, aside from being
   unnecessary and confusing, triggered compiler warnings due to
   -Wflex-array-member-not-at-end.
 
 - Document that vcpu->mutex is take outside of kvm->slots_lock and
   kvm->slots_arch_lock, which is intentional and desirable despite being
   rather unintuitive.
 
 Selftests:
 
 - Increase the maximum number of NUMA nodes in the guest_memfd selftest to
   64 (from 8).
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "Quite a large pull request, partly due to skipping last week and
  therefore having material from ~all submaintainers in this one. About
  a fourth of it is a new selftest, and a couple more changes are large
  in number of files touched (fixing a -Wflex-array-member-not-at-end
  compiler warning) or lines changed (reformatting of a table in the API
  documentation, thanks rST).

  But who am I kidding---it's a lot of commits and there are a lot of
  bugs being fixed here, some of them on the nastier side like the
  RISC-V ones.

  ARM:

   - Correctly handle deactivation of interrupts that were activated
     from LRs. Since EOIcount only denotes deactivation of interrupts
     that are not present in an LR, start EOIcount deactivation walk
     *after* the last irq that made it into an LR

   - Avoid calling into the stubs to probe for ICH_VTR_EL2.TDS when pKVM
     is already enabled -- not only thhis isn't possible (pKVM will
     reject the call), but it is also useless: this can only happen for
     a CPU that has already booted once, and the capability will not
     change

   - Fix a couple of low-severity bugs in our S2 fault handling path,
     affecting the recently introduced LS64 handling and the even more
     esoteric handling of hwpoison in a nested context

   - Address yet another syzkaller finding in the vgic initialisation,
     where we would end-up destroying an uninitialised vgic with nasty
     consequences

   - Address an annoying case of pKVM failing to boot when some of the
     memblock regions that the host is faulting in are not page-aligned

   - Inject some sanity in the NV stage-2 walker by checking the limits
     against the advertised PA size, and correctly report the resulting
     faults

  PPC:

   - Fix a PPC e500 build error due to a long-standing wart that was
     exposed by the recent conversion to kmalloc_obj(); rip out all the
     ugliness that led to the wart

  RISC-V:

   - Prevent speculative out-of-bounds access using array_index_nospec()
     in APLIC interrupt handling, ONE_REG regiser access, AIA CSR
     access, float register access, and PMU counter access

   - Fix potential use-after-free issues in kvm_riscv_gstage_get_leaf(),
     kvm_riscv_aia_aplic_has_attr(), and kvm_riscv_aia_imsic_has_attr()

   - Fix potential null pointer dereference in
     kvm_riscv_vcpu_aia_rmw_topei()

   - Fix off-by-one array access in SBI PMU

   - Skip THP support check during dirty logging

   - Fix error code returned for Smstateen and Ssaia ONE_REG interface

   - Check host Ssaia extension when creating AIA irqchip

  x86:

   - Fix cases where CPUID mitigation features were incorrectly marked
     as available whenever the kernel used scattered feature words for
     them

   - Validate _all_ GVAs, rather than just the first GVA, when
     processing a range of GVAs for Hyper-V's TLB flush hypercalls

   - Fix a brown paper bug in add_atomic_switch_msr()

   - Use hlist_for_each_entry_srcu() when traversing mask_notifier_list,
     to fix a lockdep warning; KVM doesn't hold RCU, just irq_srcu

   - Ensure AVIC VMCB fields are initialized if the VM has an in-kernel
     local APIC (and AVIC is enabled at the module level)

   - Update CR8 write interception when AVIC is (de)activated, to fix a
     bug where the guest can run in perpetuity with the CR8 intercept
     enabled

   - Add a quirk to skip the consistency check on FREEZE_IN_SMM, i.e. to
     allow L1 hypervisors to set FREEZE_IN_SMM. This reverts (by
     default) an unintentional tightening of userspace ABI in 6.17, and
     provides some amount of backwards compatibility with hypervisors
     who want to freeze PMCs on VM-Entry

   - Validate the VMCS/VMCB on return to a nested guest from SMM,
     because either userspace or the guest could stash invalid values in
     memory and trigger the processor's consistency checks

  Generic:

   - Remove a subtle pseudo-overlay of kvm_stats_desc, which, aside from
     being unnecessary and confusing, triggered compiler warnings due to
     -Wflex-array-member-not-at-end

   - Document that vcpu->mutex is take outside of kvm->slots_lock and
     kvm->slots_arch_lock, which is intentional and desirable despite
     being rather unintuitive

  Selftests:

   - Increase the maximum number of NUMA nodes in the guest_memfd
     selftest to 64 (from 8)"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (43 commits)
  KVM: selftests: Verify SEV+ guests can read and write EFER, CR0, CR4, and CR8
  Documentation: kvm: fix formatting of the quirks table
  KVM: x86: clarify leave_smm() return value
  selftests: kvm: add a test that VMX validates controls on RSM
  selftests: kvm: extract common functionality out of smm_test.c
  KVM: SVM: check validity of VMCB controls when returning from SMM
  KVM: VMX: check validity of VMCS controls when returning from SMM
  KVM: SVM: Set/clear CR8 write interception when AVIC is (de)activated
  KVM: SVM: Initialize AVIC VMCB fields if AVIC is enabled with in-kernel APIC
  KVM: x86: Introduce KVM_X86_QUIRK_VMCS12_ALLOW_FREEZE_IN_SMM
  KVM: x86: Fix SRCU list traversal in kvm_fire_mask_notifiers()
  KVM: VMX: Fix a wrong MSR update in add_atomic_switch_msr()
  KVM: x86: hyper-v: Validate all GVAs during PV TLB flush
  KVM: x86: synthesize CPUID bits only if CPU capability is set
  KVM: PPC: e500: Rip out "struct tlbe_ref"
  KVM: PPC: e500: Fix build error due to using kmalloc_obj() with wrong type
  KVM: selftests: Increase 'maxnode' for guest_memfd tests
  KVM: arm64: pkvm: Don't reprobe for ICH_VTR_EL2.TDS on CPU hotplug
  KVM: arm64: vgic: Pick EOIcount deactivations from AP-list tail
  KVM: arm64: Remove the redundant ISB in __kvm_at_s1e2()
  ...
2026-03-15 12:22:10 -07:00
Linus Torvalds
63724e9519 More MM-CID fixes, mostly fixing hangs/races:
- Fix CID hangs due to a race between concurrent forks
 
  - Fix vfork()/CLONE_VM MMCID bug causing hangs
 
  - Remove pointless preemption guard
 
  - Fix CID task list walk performance regression on large systems
    by removing the known-flaky and slow counting logic using
    for_each_process_thread() in mm_cid_*fixup_tasks_to_cpus(),
    and implementing a simple sched_mm_cid::node list instead
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'sched-urgent-2026-03-15' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler fixes from Ingo Molnar:
 "More MM-CID fixes, mostly fixing hangs/races:

   - Fix CID hangs due to a race between concurrent forks

   - Fix vfork()/CLONE_VM MMCID bug causing hangs

   - Remove pointless preemption guard

   - Fix CID task list walk performance regression on large systems
     by removing the known-flaky and slow counting logic using
     for_each_process_thread() in mm_cid_*fixup_tasks_to_cpus(), and
     implementing a simple sched_mm_cid::node list instead"

* tag 'sched-urgent-2026-03-15' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/mmcid: Avoid full tasklist walks
  sched/mmcid: Remove pointless preempt guard
  sched/mmcid: Handle vfork()/CLONE_VM correctly
  sched/mmcid: Prevent CID stalls due to concurrent forks
2026-03-15 10:49:47 -07:00
Linus Torvalds
69237f8c1f USB fixes for 7.0-rc4
Here is a large chunk of USB driver fixes for 7.0-rc4.  Included in here
 are:
   - usb gadget reverts due to reported issues, and then a follow-on fix
     to hopefully resolve the reported overall problem
   - xhci driver fixes
   - dwc3 driver fixes
   - usb core "killable" bulk message api addition to fix a usbtmc driver
     bug where userspace could hang the driver for forever
   - small USB driver fixes for reported issues
   - new usb device quirks
 
 All except the last USB device quirk change have been in linux-next with
 no reported issues.  That one came in too late, and is "obviously
 correct" :)
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-7.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here is a large chunk of USB driver fixes for 7.0-rc4. Included in
  here are:

   - usb gadget reverts due to reported issues, and then a follow-on fix
     to hopefully resolve the reported overall problem

   - xhci driver fixes

   - dwc3 driver fixes

   - usb core "killable" bulk message api addition to fix a usbtmc
     driver bug where userspace could hang the driver for forever

   - small USB driver fixes for reported issues

   - new usb device quirks

  All except the last USB device quirk change have been in linux-next
  with no reported issues. That one came in too late, and is 'obviously
  correct' :)"

* tag 'usb-7.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (35 commits)
  USB: ezcap401 needs USB_QUIRK_NO_BOS to function on 10gbs usb speed
  usb: roles: get usb role switch from parent only for usb-b-connector
  Revert "tcpm: allow looking for role_sw device in the main node"
  usb: gadget: f_ncm: Fix net_device lifecycle with device_move
  Revert "usb: gadget: u_ether: add gether_opts for config caching"
  Revert "usb: gadget: u_ether: use <linux/hex.h> header file"
  Revert "usb: gadget: u_ether: Add auto-cleanup helper for freeing net_device"
  Revert "usb: gadget: f_ncm: align net_device lifecycle with bind/unbind"
  Revert "usb: legacy: ncm: Fix NPE in gncm_bind"
  Revert "usb: gadget: f_ncm: Fix atomic context locking issue"
  usb: typec: altmode/displayport: set displayport signaling rate in configure message
  usb: dwc3: pci: add support for the Intel Nova Lake -H
  usb/core/quirks: Add Huawei ME906S-device to wakeup quirk
  usb: gadget: uvc: fix interval_duration calculation
  xhci: Fix NULL pointer dereference when reading portli debugfs files
  usb: xhci: Prevent interrupt storm on host controller error (HCE)
  usb: xhci: Fix memory leak in xhci_disable_slot()
  usb: class: cdc-wdm: fix reordering issue in read code path
  usb: renesas_usbhs: fix use-after-free in ISR during device removal
  usb: cdc-acm: Restore CAP_BRK functionnality to CH343
  ...
2026-03-14 09:43:12 -07:00
Linus Torvalds
5c75125672 Char/Misc/IIO fixes for 7.0-rc1
Here are some char/misc/iio/binder fixes for 7.0-rc1.  Nothing major in
 here, just the usual:
   - lots of iio driver fixes for reported issues
   - rust binder fixes for problems found
   - gpib driver binding to the wrong device fix
   - firmware driver fix
 
 All of these have been in linux-next with no reported issues
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-7.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char / misc / IIO driver fixes from Greg KH:
 "Here are some char/misc/iio/binder fixes for 7.0-rc4. Nothing major in
  here, just the usual:

   - lots of iio driver fixes for reported issues

   - rust binder fixes for problems found

   - gpib driver binding to the wrong device fix

   - firmware driver fix

  All of these have been in linux-next with no reported issues"

* tag 'char-misc-7.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (28 commits)
  gpib: lpvo_usb: fix unintended binding of FTDI 8U232AM devices
  firmware: stratix10-svc: Add Multi SVC clients support
  rust_binder: use lock_vma_under_rcu() in use_page_slow()
  rust_binder: call set_notification_done() without proc lock
  rust_binder: avoid reading the written value in offsets array
  rust_binder: check ownership before using vma
  rust_binder: fix oneway spam detection
  firmware: stratix10-rsu: Fix NULL pointer dereference when RSU is disabled
  iio: imu: adis: Fix NULL pointer dereference in adis_init
  iio: imu: inv_icm45600: fix regulator put warning when probe fails
  iio: buffer: Fix wait_queue not being removed
  iio: gyro: mpu3050-core: fix pm_runtime error handling
  iio: gyro: mpu3050-i2c: fix pm_runtime error handling
  iio: adc: ad7768-1: Fix ERR_PTR dereference in ad7768_fill_scale_tbl
  iio: chemical: sps30_serial: fix buffer size in sps30_serial_read_meas()
  iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas()
  iio: magnetometer: tlv493d: remove erroneous shift in X-axis data
  iio: proximity: hx9023s: Protect against division by zero in set_samp_freq
  iio: proximity: hx9023s: fix assignment order for __counted_by
  iio: chemical: bme680: Fix measurement wait duration calculation
  ...
2026-03-14 09:38:49 -07:00
Linus Torvalds
73548503dc block-7.0-20260312
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Merge tag 'block-7.0-20260312' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux

Pull block fixes from Jens Axboe:

 - NVMe pull request via Keith:
      - Fix nvme-pci IRQ race and slab-out-of-bounds access
      - Fix recursive workqueue locking for target async events
      - Various cleanups

 - Fix a potential NULL pointer dereference in ublk on size setting

 - ublk automatic partition scanning fix

 - Two s390 dasd fixes

* tag 'block-7.0-20260312' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux:
  nvme: Annotate struct nvme_dhchap_key with __counted_by
  nvme-core: do not pass empty queue_limits to blk_mq_alloc_queue()
  nvme-pci: Fix race bug in nvme_poll_irqdisable()
  nvmet: move async event work off nvmet-wq
  nvme-pci: Fix slab-out-of-bounds in nvme_dbbuf_set
  s390/dasd: Copy detected format information to secondary device
  s390/dasd: Move quiesce state with pprc swap
  ublk: don't clear GD_SUPPRESS_PART_SCAN for unprivileged daemons
  ublk: fix NULL pointer dereference in ublk_ctrl_set_size()
2026-03-13 10:13:06 -07:00
Linus Torvalds
e67bf352a0 io_uring-7.0-20260312
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Merge tag 'io_uring-7.0-20260312' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux

Pull io_uring fixes from Jens Axboe:

 - Fix an inverted true/false comment on task_no_new_privs, from the
   BPF filtering changes merged in this release

 - Use the migration disabling way of running the BPF filters, as the
   io_uring side doesn't do that already

 - Fix an issue with ->rings stability under resize, both for local
   task_work additions and for eventfd signaling

 - Fix an issue with SQE mixed mode, where a bounds check wasn't correct
   for having a 128b SQE

 - Fix an issue where a legacy provided buffer group is changed to to
   ring mapped one while legacy buffers from that group are in flight

* tag 'io_uring-7.0-20260312' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux:
  io_uring/kbuf: check if target buffer list is still legacy on recycle
  io_uring: fix physical SQE bounds check for SQE_MIXED 128-byte ops
  io_uring/eventfd: use ctx->rings_rcu for flags checking
  io_uring: ensure ctx->rings is stable for task work flags manipulation
  io_uring/bpf_filter: use bpf_prog_run_pin_on_cpu() to prevent migration
  io_uring/register: fix comment about task_no_new_privs
2026-03-13 10:09:35 -07:00
Pablo Neira Ayuso
0548a13b5a nf_tables: nft_dynset: fix possible stateful expression memleak in error path
If cloning the second stateful expression in the element via GFP_ATOMIC
fails, then the first stateful expression remains in place without being
released.

   unreferenced object (percpu) 0x607b97e9cab8 (size 16):
     comm "softirq", pid 0, jiffies 4294931867
     hex dump (first 16 bytes on cpu 3):
       00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
     backtrace (crc 0):
       pcpu_alloc_noprof+0x453/0xd80
       nft_counter_clone+0x9c/0x190 [nf_tables]
       nft_expr_clone+0x8f/0x1b0 [nf_tables]
       nft_dynset_new+0x2cb/0x5f0 [nf_tables]
       nft_rhash_update+0x236/0x11c0 [nf_tables]
       nft_dynset_eval+0x11f/0x670 [nf_tables]
       nft_do_chain+0x253/0x1700 [nf_tables]
       nft_do_chain_ipv4+0x18d/0x270 [nf_tables]
       nf_hook_slow+0xaa/0x1e0
       ip_local_deliver+0x209/0x330

Fixes: 563125a73a ("netfilter: nftables: generalize set extension to support for several expressions")
Reported-by: Gurpreet Shergill <giki.shergill@proton.me>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Florian Westphal <fw@strlen.de>
2026-03-13 15:31:15 +01:00
Florian Westphal
598adea720 netfilter: revert nft_set_rbtree: validate open interval overlap
This reverts commit 648946966a ("netfilter: nft_set_rbtree: validate
open interval overlap").

There have been reports of nft failing to laod valid rulesets after this
patch was merged into -stable.

I can reproduce several such problem with recent nft versions, including
nft 1.1.6 which is widely shipped by distributions.

We currently have little choice here.
This commit can be resurrected at some point once the nftables fix that
triggers the false overlap positive has appeared in common distros
(see e83e32c8d1cd ("mnl: restore create element command with large batches" in
 nftables.git).

Fixes: 648946966a ("netfilter: nft_set_rbtree: validate open interval overlap")
Acked-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Florian Westphal <fw@strlen.de>
2026-03-13 15:31:14 +01:00
Eric Dumazet
8431c602f5 ip_tunnel: adapt iptunnel_xmit_stats() to NETDEV_PCPU_STAT_DSTATS
Blamed commits forgot that vxlan/geneve use udp_tunnel[6]_xmit_skb() which
call iptunnel_xmit_stats().

iptunnel_xmit_stats() was assuming tunnels were only using
NETDEV_PCPU_STAT_TSTATS.

@syncp offset in pcpu_sw_netstats and pcpu_dstats is different.

32bit kernels would either have corruptions or freezes if the syncp
sequence was overwritten.

This patch also moves pcpu_stat_type closer to dev->{t,d}stats to avoid
a potential cache line miss since iptunnel_xmit_stats() needs to read it.

Fixes: 6fa6de3022 ("geneve: Handle stats using NETDEV_PCPU_STAT_DSTATS.")
Fixes: be226352e8 ("vxlan: Handle stats using NETDEV_PCPU_STAT_DSTATS.")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Guillaume Nault <gnault@redhat.com>
Link: https://patch.msgid.link/20260311123110.1471930-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-12 19:24:45 -07:00
Linus Torvalds
2c7e63d702 Including fixes from CAN and netfilter.
Current release - regressions:
 
   - eth: mana: Null service_wq on setup error to prevent double destroy
 
 Previous releases - regressions:
 
   - nexthop: fix percpu use-after-free in remove_nh_grp_entry
 
   - sched: teql: fix NULL pointer dereference in iptunnel_xmit on TEQL slave xmit
 
   - bpf: fix nd_tbl NULL dereference when IPv6 is disabled
 
   - neighbour: restore protocol != 0 check in pneigh update
 
   - tipc: fix divide-by-zero in tipc_sk_filter_connect()
 
   - eth: mlx5:
     - fix crash when moving to switchdev mode
     - fix DMA FIFO desync on error CQE SQ recovery
 
   - eth: iavf: fix PTP use-after-free during reset
 
   - eth: bonding: fix type confusion in bond_setup_by_slave()
 
   - eth: lan78xx: fix WARN in __netif_napi_del_locked on disconnect
 
 Previous releases - always broken:
 
   - core: add xmit recursion limit to tunnel xmit functions
 
   - net-shapers: don't free reply skb after genlmsg_reply()
 
   - netfilter:
     - fix stack out-of-bounds read in pipapo_drop()
     - fix OOB read in nfnl_cthelper_dump_table()
 
   - mctp:
     - fix device leak on probe failure
     - i2c: fix skb memory leak in receive path
 
   - can: keep the max bitrate error at 5%
 
   - eth: bonding: fix nd_tbl NULL dereference when IPv6 is disabled
 
   - eth: bnxt_en: fix RSS table size check when changing ethtool channels
 
   - eth: amd-xgbe: prevent CRC errors during RX adaptation with AN disabled
 
   - eth: octeontx2-af: devlink: fix NIX RAS reporter recovery condition
 
 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Merge tag 'net-7.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Paolo Abeni:
 "Including fixes from CAN and netfilter.

  Current release - regressions:

   - eth: mana: Null service_wq on setup error to prevent double destroy

  Previous releases - regressions:

   - nexthop: fix percpu use-after-free in remove_nh_grp_entry

   - sched: teql: fix NULL pointer dereference in iptunnel_xmit on TEQL slave xmit

   - bpf: fix nd_tbl NULL dereference when IPv6 is disabled

   - neighbour: restore protocol != 0 check in pneigh update

   - tipc: fix divide-by-zero in tipc_sk_filter_connect()

   - eth:
      - mlx5:
         - fix crash when moving to switchdev mode
         - fix DMA FIFO desync on error CQE SQ recovery
      - iavf: fix PTP use-after-free during reset
      - bonding: fix type confusion in bond_setup_by_slave()
      - lan78xx: fix WARN in __netif_napi_del_locked on disconnect

  Previous releases - always broken:

   - core: add xmit recursion limit to tunnel xmit functions

   - net-shapers: don't free reply skb after genlmsg_reply()

   - netfilter:
      - fix stack out-of-bounds read in pipapo_drop()
      - fix OOB read in nfnl_cthelper_dump_table()

   - mctp:
      - fix device leak on probe failure
      - i2c: fix skb memory leak in receive path

   - can: keep the max bitrate error at 5%

   - eth:
      - bonding: fix nd_tbl NULL dereference when IPv6 is disabled
      - bnxt_en: fix RSS table size check when changing ethtool channels
      - amd-xgbe: prevent CRC errors during RX adaptation with AN disabled
      - octeontx2-af: devlink: fix NIX RAS reporter recovery condition"

* tag 'net-7.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (71 commits)
  net: prevent NULL deref in ip[6]tunnel_xmit()
  octeontx2-af: devlink: fix NIX RAS reporter to use RAS interrupt status
  octeontx2-af: devlink: fix NIX RAS reporter recovery condition
  net: ethernet: ti: am65-cpsw-nuss: Fix rx_filter value for PTP support
  net/mana: Null service_wq on setup error to prevent double destroy
  selftests: rtnetlink: add neighbour update test
  neighbour: restore protocol != 0 check in pneigh update
  net: dsa: realtek: Fix LED group port bit for non-zero LED group
  tipc: fix divide-by-zero in tipc_sk_filter_connect()
  net: dsa: microchip: Fix error path in PTP IRQ setup
  bpf: bpf_out_neigh_v6: Fix nd_tbl NULL dereference when IPv6 is disabled
  bpf: bpf_out_neigh_v4: Fix nd_tbl NULL dereference when IPv6 is disabled
  net: bonding: Fix nd_tbl NULL dereference when IPv6 is disabled
  ipv6: move the disable_ipv6_mod knob to core code
  net: bcmgenet: fix broken EEE by converting to phylib-managed state
  net-shapers: don't free reply skb after genlmsg_reply()
  net: dsa: mxl862xx: don't set user_mii_bus
  net: ethernet: arc: emac: quiesce interrupts before requesting IRQ
  page_pool: store detach_time as ktime_t to avoid false-negatives
  net: macb: Shuffle the tx ring before enabling tx
  ...
2026-03-12 11:33:35 -07:00
Eric Dumazet
c38b8f5f79 net: prevent NULL deref in ip[6]tunnel_xmit()
Blamed commit missed that both functions can be called with dev == NULL.

Also add unlikely() hints for these conditions that only fuzzers can hit.

Fixes: 6f1a9140ec ("net: add xmit recursion limit to tunnel xmit functions")
Signed-off-by: Eric Dumazet <edumazet@google.com>
CC: Weiming Shi <bestswngs@gmail.com>
Link: https://patch.msgid.link/20260312043908.2790803-1-edumazet@google.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2026-03-12 16:03:41 +01:00
Jakub Kicinski
94a4b1f959 ipv6: move the disable_ipv6_mod knob to core code
From: Jakub Kicinski <kuba@kernel.org>

Make sure disable_ipv6_mod itself is not part of the IPv6 module,
in case core code wants to refer to it. We will remove support
for IPv6=m soon, this change helps make fixes we commit before
that less messy.

Link: https://patch.msgid.link/20260307-net-nd_tbl_fixes-v4-1-e2677e85628c@suse.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-11 17:53:37 -07:00
Jens Axboe
9618908026 io_uring: ensure ctx->rings is stable for task work flags manipulation
If DEFER_TASKRUN | SETUP_TASKRUN is used and task work is added while
the ring is being resized, it's possible for the OR'ing of
IORING_SQ_TASKRUN to happen in the small window of swapping into the
new rings and the old rings being freed.

Prevent this by adding a 2nd ->rings pointer, ->rings_rcu, which is
protected by RCU. The task work flags manipulation is inside RCU
already, and if the resize ring freeing is done post an RCU synchronize,
then there's no need to add locking to the fast path of task work
additions.

Note: this is only done for DEFER_TASKRUN, as that's the only setup mode
that supports ring resizing. If this ever changes, then they too need to
use the io_ctx_mark_taskrun() helper.

Link: https://lore.kernel.org/io-uring/20260309062759.482210-1-naup96721@gmail.com/
Cc: stable@vger.kernel.org
Fixes: 79cfe9e59c ("io_uring/register: add IORING_REGISTER_RESIZE_RINGS")
Reported-by: Hao-Yu Yang <naup96721@gmail.com>
Suggested-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2026-03-11 14:35:16 -06:00
Paolo Bonzini
94fe3e6515 KVM generic changes for 7.0
- Remove a subtle pseudo-overlay of kvm_stats_desc, which, aside from being
    unnecessary and confusing, triggered compiler warnings due to
    -Wflex-array-member-not-at-end.
 
  - Document that vcpu->mutex is take outside of kvm->slots_lock and
    kvm->slots_arch_lock, which is intentional and desirable despite being
    rather unintuitive.
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Merge tag 'kvm-x86-generic-7.0-rc3' of https://github.com/kvm-x86/linux into HEAD

KVM generic changes for 7.0

 - Remove a subtle pseudo-overlay of kvm_stats_desc, which, aside from being
   unnecessary and confusing, triggered compiler warnings due to
   -Wflex-array-member-not-at-end.

 - Document that vcpu->mutex is take outside of kvm->slots_lock and
   kvm->slots_arch_lock, which is intentional and desirable despite being
   rather unintuitive.
2026-03-11 18:01:55 +01:00
Jie Deng
9f6a983cfa usb: core: new quirk to handle devices with zero configurations
Some USB devices incorrectly report bNumConfigurations as 0 in their
device descriptor, which causes the USB core to reject them during
enumeration.
logs:
usb 1-2: device descriptor read/64, error -71
usb 1-2: no configurations
usb 1-2: can't read configurations, error -22

However, these devices actually work correctly when
treated as having a single configuration.

Add a new quirk USB_QUIRK_FORCE_ONE_CONFIG to handle such devices.
When this quirk is set, assume the device has 1 configuration instead
of failing with -EINVAL.

This quirk is applied to the device with VID:PID 5131:2007 which
exhibits this behavior.

Signed-off-by: Jie Deng <dengjie03@kylinos.cn>
Link: https://patch.msgid.link/20260227084931.1527461-1-dengjie03@kylinos.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-03-11 16:17:19 +01:00
Alan Stern
1015c27a5e USB: core: Limit the length of unkillable synchronous timeouts
The usb_control_msg(), usb_bulk_msg(), and usb_interrupt_msg() APIs in
usbcore allow unlimited timeout durations.  And since they use
uninterruptible waits, this leaves open the possibility of hanging a
task for an indefinitely long time, with no way to kill it short of
unplugging the target device.

To prevent this sort of problem, enforce a maximum limit on the length
of these unkillable timeouts.  The limit chosen here, somewhat
arbitrarily, is 60 seconds.  On many systems (although not all) this
is short enough to avoid triggering the kernel's hung-task detector.

In addition, clear up the ambiguity of negative timeout values by
treating them the same as 0, i.e., using the maximum allowed timeout.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/linux-usb/3acfe838-6334-4f6d-be7c-4bb01704b33d@rowland.harvard.edu/
Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
CC: stable@vger.kernel.org
Link: https://patch.msgid.link/15fc9773-a007-47b0-a703-df89a8cf83dd@rowland.harvard.edu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-03-11 16:16:56 +01:00
Alan Stern
416909962e USB: usbcore: Introduce usb_bulk_msg_killable()
The synchronous message API in usbcore (usb_control_msg(),
usb_bulk_msg(), and so on) uses uninterruptible waits.  However,
drivers may call these routines in the context of a user thread, which
means it ought to be possible to at least kill them.

For this reason, introduce a new usb_bulk_msg_killable() function
which behaves the same as usb_bulk_msg() except for using
wait_for_completion_killable_timeout() instead of
wait_for_completion_timeout().  The same can be done later for
usb_control_msg() later on, if it turns out to be needed.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Suggested-by: Oliver Neukum <oneukum@suse.com>
Link: https://lore.kernel.org/linux-usb/3acfe838-6334-4f6d-be7c-4bb01704b33d@rowland.harvard.edu/
Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
CC: stable@vger.kernel.org
Link: https://patch.msgid.link/248628b4-cc83-4e81-a620-3ce4e0376d41@rowland.harvard.edu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-03-11 16:16:56 +01:00
Hans de Goede
227312b4a6 HID: input: Add HID_BATTERY_QUIRK_DYNAMIC for Elan touchscreens
Elan touchscreens have a HID-battery device for the stylus which is always
there even if there is no stylus.

This is causing upower to report an empty battery for the stylus and some
desktop-environments will show a notification about this, which is quite
annoying.

Because of this the HID-battery is being ignored on all Elan I2c and USB
touchscreens, but this causes there to be no battery reporting for
the stylus at all.

This adds a new HID_BATTERY_QUIRK_DYNAMIC and uses these for the Elan
touchscreens.

This new quirks causes the present value of the battery to start at 0,
which will make userspace ignore it and only sets present to 1 after
receiving a battery input report which only happens when the stylus
gets in range.

Reported-by: ggrundik@gmail.com
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=221118
Signed-off-by: Hans de Goede <johannes.goede@oss.qualcomm.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-11 15:26:47 +01:00
Thomas Gleixner
192d852129 sched/mmcid: Avoid full tasklist walks
Chasing vfork()'ed tasks on a CID ownership mode switch requires a full
task list walk, which is obviously expensive on large systems.

Avoid that by keeping a list of tasks using a mm MMCID entity in mm::mm_cid
and walk this list instead. This removes the proven to be flaky counting
logic and avoids a full task list walk in the case of vfork()'ed tasks.

Fixes: fbd0e71dc3 ("sched/mmcid: Provide CID ownership mode fixup functions")
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Link: https://patch.msgid.link/20260310202526.183824481@kernel.org
2026-03-11 12:01:07 +01:00
Thomas Gleixner
b2e48c429e sched/mmcid: Prevent CID stalls due to concurrent forks
A newly forked task is accounted as MMCID user before the task is visible
in the process' thread list and the global task list. This creates the
following problem:

 CPU1			CPU2
 fork()
   sched_mm_cid_fork(tnew1)
     tnew1->mm.mm_cid_users++;
     tnew1->mm_cid.cid = getcid()
-> preemption
			fork()
			  sched_mm_cid_fork(tnew2)
			    tnew2->mm.mm_cid_users++;
                            // Reaches the per CPU threshold
			    mm_cid_fixup_tasks_to_cpus()
			    for_each_other(current, p)
			         ....

As tnew1 is not visible yet, this fails to fix up the already allocated CID
of tnew1. As a consequence a subsequent schedule in might fail to acquire a
(transitional) CID and the machine stalls.

Move the invocation of sched_mm_cid_fork() after the new task becomes
visible in the thread and the task list to prevent this.

This also makes it symmetrical vs. exit() where the task is removed as CID
user before the task is removed from the thread and task lists.

Fixes: fbd0e71dc3 ("sched/mmcid: Provide CID ownership mode fixup functions")
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Link: https://patch.msgid.link/20260310202525.969061974@kernel.org
2026-03-11 12:01:06 +01:00
Jakub Kicinski
28b225282d page_pool: store detach_time as ktime_t to avoid false-negatives
While testing other changes in vng I noticed that
nl_netdev.page_pool_check flakes. This never happens in real CI.

Turns out vng may boot and get to that test in less than a second.
page_pool_detached() records the detach time in seconds, so if
vng is fast enough detach time is set to 0. Other code treats
0 as "not detached". detach_time is only used to report the state
to the user, so it's not a huge deal in practice but let's fix it.
Store the raw ktime_t (nanoseconds) instead. A nanosecond value
of 0 is practically impossible.

Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Fixes: 69cb4952b6 ("net: page_pool: report when page pool was destroyed")
Link: https://patch.msgid.link/20260310003907.3540019-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-10 19:03:34 -07:00
Randy Dunlap
6ffd853b0b build_bug.h: correct function parameters names in kernel-doc
Use the correct function (or macro) names to avoid kernel-doc warnings:

Warning: include/linux/build_bug.h:38 function parameter 'cond' not
 described in 'BUILD_BUG_ON_MSG'
Warning: include/linux/build_bug.h:38 function parameter 'msg' not
 described in 'BUILD_BUG_ON_MSG'
Warning: include/linux/build_bug.h:76 function parameter 'expr' not
 described in 'static_assert'

Link: https://lkml.kernel.org/r/20260302005144.3467019-1-rdunlap@infradead.org
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2026-03-10 16:01:48 -07:00
Linus Torvalds
b4f0dd314b 15 hotfixes. 6 are cc:stable. 14 are for MM.
Singletons, with one doubleton - please see the changelogs for details.
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Merge tag 'mm-hotfixes-stable-2026-03-09-16-36' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull misc fixes from Andrew Morton:
 "15 hotfixes. 6 are cc:stable. 14 are for MM.

  Singletons, with one doubleton - please see the changelogs for details"

* tag 'mm-hotfixes-stable-2026-03-09-16-36' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  MAINTAINERS, mailmap: update email address for Lorenzo Stoakes
  mm/mmu_notifier: clean up mmu_notifier.h kernel-doc
  uaccess: correct kernel-doc parameter format
  mm/huge_memory: fix a folio_split() race condition with folio_try_get()
  MAINTAINERS: add co-maintainer and reviewer for SLAB ALLOCATOR
  MAINTAINERS: add RELAY entry
  memcg: fix slab accounting in refill_obj_stock() trylock path
  mm/hugetlb.c: use __pa() instead of virt_to_phys() in early bootmem alloc code
  zram: rename writeback_compressed device attr
  tools/testing: fix testing/vma and testing/radix-tree build
  Revert "ptdesc: remove references to folios from __pagetable_ctor() and pagetable_dtor()"
  mm/cma: move put_page_testzero() out of VM_WARN_ON in cma_release()
  mm/damon/core: clear walk_control on inactive context in damos_walk()
  mm: memfd_luo: always dirty all folios
  mm: memfd_luo: always make all folios uptodate
2026-03-10 12:47:56 -07:00
Muhammad Amirul Asyraf Mohamad Jamian
22fd7f7fed firmware: stratix10-svc: Add Multi SVC clients support
In the current implementation, SVC client drivers such as socfpga-hwmon,
intel_fcs, stratix10-soc, stratix10-rsu each send an SMC command that
triggers a single thread in the stratix10-svc driver. Upon receiving a
callback, the initiating client driver sends a stratix10-svc-done signal,
terminating the thread without waiting for other pending SMC commands to
complete. This leads to a timeout issue in the firmware SVC mailbox service
when multiple client drivers send SMC commands concurrently.

To resolve this issue, a dedicated thread is now created per channel. The
stratix10-svc driver will support up to the number of channels defined by
SVC_NUM_CHANNEL. Thread synchronization is handled using a mutex to prevent
simultaneous issuance of SMC commands by multiple threads.

SVC_NUM_DATA_IN_FIFO is reduced from 32 to 8, since each channel now has
its own dedicated FIFO and the SDM processes commands one at a time.
8 entries per channel is sufficient while keeping the total aggregate
capacity the same (4 channels x 8 = 32 entries).

Additionally, a thread task is now validated before invoking kthread_stop
when the user aborts, ensuring safe termination.

Timeout values have also been adjusted to accommodate the increased load
from concurrent client driver activity.

Fixes: 7ca5ce8965 ("firmware: add Intel Stratix10 service layer driver")
Cc: stable@vger.kernel.org
Signed-off-by: Ang Tien Sung <tien.sung.ang@altera.com>
Signed-off-by: Fong, Yan Kei <yankei.fong@altera.com>
Signed-off-by: Muhammad Amirul Asyraf Mohamad Jamian <muhammad.amirul.asyraf.mohamad.jamian@altera.com>
Link: https://lore.kernel.org/all/20260305093151.2678-1-muhammad.amirul.asyraf.mohamad.jamian@altera.com
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
2026-03-10 11:32:31 -05:00
Thorsten Blum
fa655a9ca7 nvme: Annotate struct nvme_dhchap_key with __counted_by
Add the __counted_by() compiler attribute to the flexible array member
'key' to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and
CONFIG_FORTIFY_SOURCE.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Signed-off-by: Keith Busch <kbusch@kernel.org>
2026-03-10 08:20:29 -07:00
Weiming Shi
6f1a9140ec net: add xmit recursion limit to tunnel xmit functions
Tunnel xmit functions (iptunnel_xmit, ip6tunnel_xmit) lack their own
recursion limit. When a bond device in broadcast mode has GRE tap
interfaces as slaves, and those GRE tunnels route back through the
bond, multicast/broadcast traffic triggers infinite recursion between
bond_xmit_broadcast() and ip_tunnel_xmit()/ip6_tnl_xmit(), causing
kernel stack overflow.

The existing XMIT_RECURSION_LIMIT (8) in the no-qdisc path is not
sufficient because tunnel recursion involves route lookups and full IP
output, consuming much more stack per level. Use a lower limit of 4
(IP_TUNNEL_RECURSION_LIMIT) to prevent overflow.

Add recursion detection using dev_xmit_recursion helpers directly in
iptunnel_xmit() and ip6tunnel_xmit() to cover all IPv4/IPv6 tunnel
paths including UDP encapsulated tunnels (VXLAN, Geneve, etc.).

Move dev_xmit_recursion helpers from net/core/dev.h to public header
include/linux/netdevice.h so they can be used by tunnel code.

 BUG: KASAN: stack-out-of-bounds in blake2s.constprop.0+0xe7/0x160
 Write of size 32 at addr ffff88810033fed0 by task kworker/0:1/11
 Workqueue: mld mld_ifc_work
 Call Trace:
  <TASK>
  __build_flow_key.constprop.0 (net/ipv4/route.c:515)
  ip_rt_update_pmtu (net/ipv4/route.c:1073)
  iptunnel_xmit (net/ipv4/ip_tunnel_core.c:84)
  ip_tunnel_xmit (net/ipv4/ip_tunnel.c:847)
  gre_tap_xmit (net/ipv4/ip_gre.c:779)
  dev_hard_start_xmit (net/core/dev.c:3887)
  sch_direct_xmit (net/sched/sch_generic.c:347)
  __dev_queue_xmit (net/core/dev.c:4802)
  bond_dev_queue_xmit (drivers/net/bonding/bond_main.c:312)
  bond_xmit_broadcast (drivers/net/bonding/bond_main.c:5279)
  bond_start_xmit (drivers/net/bonding/bond_main.c:5530)
  dev_hard_start_xmit (net/core/dev.c:3887)
  __dev_queue_xmit (net/core/dev.c:4841)
  ip_finish_output2 (net/ipv4/ip_output.c:237)
  ip_output (net/ipv4/ip_output.c:438)
  iptunnel_xmit (net/ipv4/ip_tunnel_core.c:86)
  gre_tap_xmit (net/ipv4/ip_gre.c:779)
  dev_hard_start_xmit (net/core/dev.c:3887)
  sch_direct_xmit (net/sched/sch_generic.c:347)
  __dev_queue_xmit (net/core/dev.c:4802)
  bond_dev_queue_xmit (drivers/net/bonding/bond_main.c:312)
  bond_xmit_broadcast (drivers/net/bonding/bond_main.c:5279)
  bond_start_xmit (drivers/net/bonding/bond_main.c:5530)
  dev_hard_start_xmit (net/core/dev.c:3887)
  __dev_queue_xmit (net/core/dev.c:4841)
  ip_finish_output2 (net/ipv4/ip_output.c:237)
  ip_output (net/ipv4/ip_output.c:438)
  iptunnel_xmit (net/ipv4/ip_tunnel_core.c:86)
  ip_tunnel_xmit (net/ipv4/ip_tunnel.c:847)
  gre_tap_xmit (net/ipv4/ip_gre.c:779)
  dev_hard_start_xmit (net/core/dev.c:3887)
  sch_direct_xmit (net/sched/sch_generic.c:347)
  __dev_queue_xmit (net/core/dev.c:4802)
  bond_dev_queue_xmit (drivers/net/bonding/bond_main.c:312)
  bond_xmit_broadcast (drivers/net/bonding/bond_main.c:5279)
  bond_start_xmit (drivers/net/bonding/bond_main.c:5530)
  dev_hard_start_xmit (net/core/dev.c:3887)
  __dev_queue_xmit (net/core/dev.c:4841)
  mld_sendpack
  mld_ifc_work
  process_one_work
  worker_thread
  </TASK>

Fixes: 745e20f1b6 ("net: add a recursion limit in xmit path")
Reported-by: Xiang Mei <xmei5@asu.edu>
Signed-off-by: Weiming Shi <bestswngs@gmail.com>
Link: https://patch.msgid.link/20260306160133.3852900-2-bestswngs@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2026-03-10 13:30:30 +01:00
Eric Dumazet
1954c4f012 eventpoll: Convert epoll_put_uevent() to scoped user access
Saves two function calls, and one stac/clac pair.

stac/clac is rather expensive on older cpus like Zen 2.

A synthetic network stress test gives a ~1.5% increase of pps
on AMD Zen 2.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Kuniyuki Iwashima <kuniyu@google.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-03-07 15:03:14 -08:00
Linus Torvalds
e33aafac04 Driver core fixes for 7.0-rc3
- Revert "driver core: enforce device_lock for driver_match_device()":
 
   When a device is already present in the system and a driver is
   registered on the same bus, we iterate over all devices registered on
   this bus to see if one of them matches. If we come across an already
   bound one where the corresponding driver crashed while holding the
   device lock (e.g. in probe()) we can't make any progress anymore.
 
   Thus, revert and clarify that an implementer of struct bus_type must
   not expect match() to be called with the device lock held.
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Merge tag 'driver-core-7.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/driver-core/driver-core

Pull driver core fix from Danilo Krummrich:

 - Revert "driver core: enforce device_lock for driver_match_device()":

   When a device is already present in the system and a driver is
   registered on the same bus, we iterate over all devices registered on
   this bus to see if one of them matches. If we come across an already
   bound one where the corresponding driver crashed while holding the
   device lock (e.g. in probe()) we can't make any progress anymore.

   Thus, revert and clarify that an implementer of struct bus_type must
   not expect match() to be called with the device lock held.

* tag 'driver-core-7.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/driver-core/driver-core:
  Revert "driver core: enforce device_lock for driver_match_device()"
2026-03-07 08:16:48 -08:00
Linus Torvalds
0f912c8917 xen: branch for v7.0-rc3
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Merge tag 'for-linus-7.0-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen fixes from Juergen Gross:

 - a cleanup of arch/x86/kernel/head_64.S removing the pre-built page
   tables for Xen guests

 - a small comment update

 - another cleanup for Xen PVH guests mode

 - fix an issue with Xen PV-devices backed by driver domains

* tag 'for-linus-7.0-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  xen/xenbus: better handle backend crash
  xenbus: add xenbus_device parameter to xenbus_read_driver_state()
  x86/PVH: Use boot params to pass RSDP address in start_info page
  x86/xen: update outdated comment
  xen/acpi-processor: fix _CST detection using undersized evaluation buffer
  x86/xen: Build identity mapping page tables dynamically for XENPV
2026-03-07 07:44:32 -08:00
Linus Torvalds
4ae12d8bd9 Second round of Kbuild fixes for 7.0
- Split out .modinfo section from ELF_DETAILS macro, as that macro may
   be used in other areas that expect to discard .modinfo, breaking
   certain image layouts
 
 - Adjust genksyms parser to handle optional attributes in certain
   declarations, necessary after commit 07919126ec ("netfilter:
   annotate NAT helper hook pointers with __rcu")
 
 - Include resolve_btfids in external module build created by
   scripts/package/install-extmod-build when it may be run on
   external modules
 
 - Avoid removing objtool binary with 'make clean', as it is required for
   external module builds
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Merge tag 'kbuild-fixes-7.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kbuild/linux

Pull Kbuild fixes from Nathan Chancellor:

 - Split out .modinfo section from ELF_DETAILS macro, as that macro may
   be used in other areas that expect to discard .modinfo, breaking
   certain image layouts

 - Adjust genksyms parser to handle optional attributes in certain
   declarations, necessary after commit 07919126ec ("netfilter:
   annotate NAT helper hook pointers with __rcu")

 - Include resolve_btfids in external module build created by
   scripts/package/install-extmod-build when it may be run on external
   modules

 - Avoid removing objtool binary with 'make clean', as it is required
   for external module builds

* tag 'kbuild-fixes-7.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kbuild/linux:
  kbuild: Leave objtool binary around with 'make clean'
  kbuild: install-extmod-build: Package resolve_btfids if necessary
  genksyms: Fix parsing a declarator with a preceding attribute
  kbuild: Split .modinfo out from ELF_DETAILS
2026-03-06 20:27:13 -08:00
Laurent Vivier
55f854dd5b qmi_wwan: allow max_mtu above hard_mtu to control rx_urb_size
Commit c7159e960f ("usbnet: limit max_mtu based on device's hard_mtu")
capped net->max_mtu to the device's hard_mtu in usbnet_probe(). While
this correctly prevents oversized packets on standard USB network
devices, it breaks the qmi_wwan driver.

qmi_wwan relies on userspace (e.g. ModemManager) setting a large MTU on
the wwan0 interface to configure rx_urb_size via usbnet_change_mtu().
QMI modems negotiate USB transfer sizes of 16,383 or 32,767 bytes, and
the USB receive buffers must be sized accordingly. With max_mtu capped
to hard_mtu (~1500 bytes), userspace can no longer raise the MTU, the
receive buffers remain small, and download speeds drop from >300 Mbps
to ~0.8 Mbps.

Introduce a FLAG_NOMAXMTU driver flag that allows individual usbnet
drivers to opt out of the max_mtu cap. Set this flag in qmi_wwan's
driver_info structures to restore the previous behavior for QMI devices,
while keeping the safety fix in place for all other usbnet drivers.

Fixes: c7159e960f ("usbnet: limit max_mtu based on device's hard_mtu")
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/lkml/CAPh3n803k8JcBPV5qEzUB-oKzWkAs-D5CU7z=Vd_nLRCr5ZqQg@mail.gmail.com/
Reported-by: Koen Vandeputte <koen.vandeputte@citymesh.com>
Tested-by: Daniele Palmas <dnlplm@gmail.com>
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Link: https://patch.msgid.link/20260304134338.1785002-1-lvivier@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-03-06 16:31:41 -08:00
Linus Torvalds
dfb3142844 drm fixes for 7.0-rc3
mm:
 - mm: Fix a hmm_range_fault() livelock / starvation problem
 
 pagemap:
 - Revert "drm/pagemap: Disable device-to-device migration"
 
 ttm:
 - fix function return breaking reclaim
 - fix build failure on PREEMPT_RT
 - fix bo->resource UAF
 
 dma-buf:
 - include ioctl.h in uapi header
 
 sched:
 - fix kernel doc warning
 
 amdgpu:
 - LUT fixes
 - VCN5 fix
 - Dispclk fix
 - SMU 13.x fix
 - Fix race in VM acquire
 - PSP 15.x fix
 - UserQ fix
 
 amdxdna:
 - fix invalid payload for failed command
 - fix NULL ptr dereference
 - fix major fw version check
 - avoid inconsistent fw state on error
 
 i915/display:
 - Fix for Lenovo T14 G7 display not refreshing
 
 xe:
 - Do not preempt fence signaling CS instructions
 - Some leak and finalization fixes
 - Workaround fix
 
 nouveau:
 - avoid runtime suspend oops when using dp aux
 
 panthor:
 - fix gem_sync argument ordering
 
 solomon:
 - fix incorrect display output
 
 renesas:
 - fix DSI divider programming
 
 ethosu:
 - fix job submit error clean-up refcount
 - fix NPU_OP_ELEMENTWISE validation
 - handle possible underflows in IFM size calcs
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Merge tag 'drm-fixes-2026-03-07' of https://gitlab.freedesktop.org/drm/kernel

Pull drm fixes from Dave Airlie:
 "Weekly fixes pull.

  There is one mm fix in here for a HMM livelock triggered by the xe
  driver tests. Otherwise it's a pretty wide range of fixes across the
  board, ttm UAF regression fix, amdgpu fixes, nouveau doesn't crash my
  laptop anymore fix, and a fair bit of misc.

  Seems about right for rc3.

  mm:
   - mm: Fix a hmm_range_fault() livelock / starvation problem

  pagemap:
   - Revert "drm/pagemap: Disable device-to-device migration"

  ttm:
   - fix function return breaking reclaim
   - fix build failure on PREEMPT_RT
   - fix bo->resource UAF

  dma-buf:
   - include ioctl.h in uapi header

  sched:
   - fix kernel doc warning

  amdgpu:
   - LUT fixes
   - VCN5 fix
   - Dispclk fix
   - SMU 13.x fix
   - Fix race in VM acquire
   - PSP 15.x fix
   - UserQ fix

  amdxdna:
   - fix invalid payload for failed command
   - fix NULL ptr dereference
   - fix major fw version check
   - avoid inconsistent fw state on error

  i915/display:
   - Fix for Lenovo T14 G7 display not refreshing

  xe:
   - Do not preempt fence signaling CS instructions
   - Some leak and finalization fixes
   - Workaround fix

  nouveau:
   - avoid runtime suspend oops when using dp aux

  panthor:
   - fix gem_sync argument ordering

  solomon:
   - fix incorrect display output

  renesas:
   - fix DSI divider programming

  ethosu:
   - fix job submit error clean-up refcount
   - fix NPU_OP_ELEMENTWISE validation
   - handle possible underflows in IFM size calcs"

* tag 'drm-fixes-2026-03-07' of https://gitlab.freedesktop.org/drm/kernel: (38 commits)
  accel: ethosu: Handle possible underflow in IFM size calculations
  accel: ethosu: Fix NPU_OP_ELEMENTWISE validation with scalar
  accel: ethosu: Fix job submit error clean-up refcount underflows
  accel/amdxdna: Split mailbox channel create function
  drm/panthor: Correct the order of arguments passed to gem_sync
  Revert "drm/syncobj: Fix handle <-> fd ioctls with dirty stack"
  drm/ttm: Fix bo resource use-after-free
  nouveau/dpcd: return EBUSY for aux xfer if the device is asleep
  accel/amdxdna: Fix major version check on NPU1 platform
  drm/amdgpu/userq: refcount userqueues to avoid any race conditions
  drm/amdgpu/userq: Consolidate wait ioctl exit path
  drm/amdgpu/psp: Use Indirect access address for GFX to PSP mailbox
  drm/amdgpu: Fix use-after-free race in VM acquire
  drm/amd/pm: remove invalid gpu_metrics.energy_accumulator on smu v13.0.x
  drm/xe: Fix memory leak in xe_vm_madvise_ioctl
  drm/xe/reg_sr: Fix leak on xa_store failure
  drm/xe/xe2_hpg: Correct implementation of Wa_16025250150
  drm/xe/gsc: Fix GSC proxy cleanup on early initialization failure
  Revert "drm/pagemap: Disable device-to-device migration"
  drm/i915/psr: Fix for Panel Replay X granularity DPCD register handling
  ...
2026-03-06 13:29:12 -08:00
Linus Torvalds
d249037ac4 sound fixes for 7.0-rc3
Again a collection of device-specific fixes.  Most of changes are
 fairly small device-specific quirks of fixes for HD- and USB-audio,
 ASoC Intel, AMD, fsl, Cirrus and co.  The only large LOC is for
 plumbing ASoC ACP driver to add the Cirrus Logic codec support, so
 this one is also just adding some tables.
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Merge tag 'sound-7.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Again a collection of device-specific fixes. Most of changes are
  fairly small device-specific quirks of fixes for HD- and USB-audio,
  ASoC Intel, AMD, fsl, Cirrus and co.

  The only large LOC is for plumbing ASoC ACP driver to add the Cirrus
  Logic codec support, so this one is also just adding some tables"

* tag 'sound-7.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (21 commits)
  ALSA: us122l: drop redundant interface references
  ASoC: amd: yc: Add DMI quirk for ASUS EXPERTBOOK PM1503CDA
  ASoC: dt-bindings: renesas,rz-ssi: Document RZ/G3L SoC
  ASoC: SDCA: Add allocation failure check for Entity name
  ALSA: hda/senary: Ensure EAPD is enabled during init
  ALSA: hda/senary: Use codec->core.afg for GPIO access
  ALSA: doc: usb-audio: Add doc for QUIRK_FLAG_SKIP_IFACE_SETUP
  ASoC: dt-bindings: tegra: Add compatible for Tegra238 sound card
  ALSA: hda/hdmi: Add Tegra238 HDA codec device ID
  ASoC: cs35l56: Suppress pointless warning about number of GPIO pulls
  ASoC: amd: acp: Add ACP6.3 match entries for Cirrus Logic parts
  ASoC: Intel: sof_sdw: Add quirk for Alienware Area 51 (2025) 0CCD SKU
  ASoC: rt1321: fix DMIC ch2/3 mask issue
  ASoC: cs35l56: Only patch ASP registers if the DAI is part of a DAIlink
  ASoC: fsl_easrc: Fix event generation in fsl_easrc_iec958_set_reg()
  ASoC: fsl_easrc: Fix event generation in fsl_easrc_iec958_put_bits()
  ALSA: firewire: dice: Fix printf warning with W=1
  ALSA: hda/tas2781: A workaround solution to lower-vol issue among lower calibrated-impedance micro-speaker on TAS2781
  ALSA: hda/realtek: Add quirk for HP Pavilion 15-eh1xxx to enable mute LED
  ALSA: usb-audio: Add iface reset and delay quirk for AB13X USB Audio
  ...
2026-03-06 10:06:04 -08:00
Linus Torvalds
48976c0eba hid-for-linus-2026030601
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Merge tag 'hid-for-linus-2026030601' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

Pull HID fixes from Benjamin Tissoires:

 - fix a few memory leaks (Günther Noack)

 - fix potential kernel crashes in cmedia, creative-sb0540 and zydacron
   (Greg Kroah-Hartman)

 - fix NULL pointer dereference in pidff (Tomasz Pakuła)

 - fix battery reporting for Apple Magic Trackpad 2 (Julius Lehmann)

 - mcp2221 proper handling of failed read operation (Romain Sioen)

 - various device quirks / device ID additions

* tag 'hid-for-linus-2026030601' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: mcp2221: cancel last I2C command on read error
  HID: asus: add xg mobile 2023 external hardware support
  HID: multitouch: Keep latency normal on deactivate for reactivation gesture
  HID: apple: Add EPOMAKER TH87 to the non-apple keyboards list
  HID: intel-ish-hid: ipc: Add Nova Lake-H/S PCI device IDs
  selftests: hid: tests: test_wacom_generic: add tests for display devices and opaque devices
  HID: multitouch: new class MT_CLS_EGALAX_P80H84
  HID: magicmouse: fix battery reporting for Apple Magic Trackpad 2
  HID: pidff: Fix condition effect bit clearing
  HID: Add HID_CLAIMED_INPUT guards in raw_event callbacks missing them
  HID: asus: avoid memory leak in asus_report_fixup()
  HID: magicmouse: avoid memory leak in magicmouse_report_fixup()
  HID: apple: avoid memory leak in apple_report_fixup()
  HID: Document memory allocation properties of report_fixup()
2026-03-06 10:00:58 -08:00
Linus Torvalds
54de8b835b platform-drivers-x86 for v7.0-2
Fixes and New HW Support
 
 - alienware-wmi-wmax: Add G-Mode support to m18 laptops
 
 - asus-armoury: Add support for FA401UM, G733QS, GX650RX
 
 - dell-wmi-sysman: Don't hex dump plaintext password data
 
 - hp-bioscfg: Support large number of enumeration attributes
 
 - hp-wmi: Add support for Omen 14-fb1xxx, 16-xd0xxx and 16-wf0xxx,
           Victus-d0xxx
 
 - int3472: Handle GPIO type 0x10 (DOVDD)
 
 - intel-hid:
   - Add Dell 14 & 16 Plus 2-in-1 to dmi_vgbs_allow_list
   - Enable 5-button array on ThinkPad X1 Fold 16 Gen 1
 
 - mellanox: mlxreg: Fix kernel-doc warnings
 
 - oxpec: Add support for OneXPlayer X1 Air, X1z, APEX, and Aokzoe A2 Pro
 
 - redmi-wmi: Add more Fn hotkey mappings
 
 - thinkpad_acpi: Fix errors reading battery thresholds
 
 - touchscreen_dmi: Add quirk for y-inverted Goodix touchscreen on SUPI S10
 
 - uniwill-laptop:
   - FN lock/super key lock attributes rename
   - Fix crash on unexpected battery event
   - A special key combination can alter FN lock status so mark it volatile
   - Handle FN lock event
 
 The following is an automated shortlog grouped by driver:
 
 alienware-wmi-wmax:
  -  Add G-Mode support to m18 laptops
 
 asus-armoury:
  -  add support for FA401UM
  -  add support for G733QS
  -  add support for GX650RX
 
 dell-wmi:
  -  Add audio/mic mute key codes
 
 dell-wmi-sysman:
  -  Don't hex dump plaintext password data
 
 hp-bioscfg:
  -  Support allocations of larger data
 
 hp-wmi:
  -  add Omen 14-fb1xxx (board 8E41) support
  -  Add Omen 16-wf0xxx fan and thermal support
  -  Add Omen 16-xd0xxx fan and thermal support
  -  Add Victus 16-d0xxx support
 
 int3472:
  -  Handle GPIO type 0x10 (DOVDD)
 
 intel-hid:
  -  Add Dell 14 Plus 2-in-1 to dmi_vgbs_allow_list
  -  Add Dell 16 Plus 2-in-1 to dmi_vgbs_allow_list
  -  Enable 5-button array on ThinkPad X1 Fold 16 Gen 1
 
 oxpec:
  -  Add support for Aokzoe A2 Pro
  -  Add support for OneXPlayer APEX
  -  Add support for OneXPlayer X1 Air
  -  Add support for OneXPlayer X1z
 
 platform_data/mlxreg: mlxreg.h:
  -  fix all kernel-doc warnings
 
 redmi-wmi:
  -  Add more hotkey mappings
 
 thinkpad_acpi:
  -  Fix errors reading battery thresholds
 
 touchscreen_dmi:
  -  Add quirk for y-inverted Goodix touchscreen on SUPI S10
 
 uniwill-laptop:
  -  Fix crash on unexpected battery event
  -  Handle FN lock event
  -  Mark FN lock status as being volatile
  -  Rename FN lock and super key lock attrs
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Merge tag 'platform-drivers-x86-v7.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver fixes from Ilpo Järvinen:

 - alienware-wmi-wmax: Add G-Mode support to m18 laptops

 - asus-armoury: Add support for FA401UM, G733QS, GX650RX

 - dell-wmi-sysman: Don't hex dump plaintext password data

 - hp-bioscfg: Support large number of enumeration attributes

 - hp-wmi: Add support for Omen 14-fb1xxx, 16-xd0xxx, 16-wf0xxx, and
   Victus-d0xxx

 - int3472: Handle GPIO type 0x10 (DOVDD)

 - intel-hid:
     - Add Dell 14 & 16 Plus 2-in-1 to dmi_vgbs_allow_list
     - Enable 5-button array on ThinkPad X1 Fold 16 Gen 1

 - mellanox: mlxreg: Fix kernel-doc warnings

 - oxpec: Add support for OneXPlayer X1 Air, X1z, APEX, and Aokzoe A2
   Pro

 - redmi-wmi: Add more Fn hotkey mappings

 - thinkpad_acpi: Fix errors reading battery thresholds

 - touchscreen_dmi: Add quirk for y-inverted Goodix touchscreen on SUPI
   S10

 - uniwill-laptop:
     - FN lock/super key lock attributes rename
     - Fix crash on unexpected battery event
     - A special key combination can alter FN lock status so mark it
       volatile
     - Handle FN lock event

* tag 'platform-drivers-x86-v7.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (27 commits)
  platform/x86: dell-wmi-sysman: Don't hex dump plaintext password data
  platform_data/mlxreg: mlxreg.h: fix all kernel-doc warnings
  platform/x86: asus-armoury: add support for FA401UM
  platform/x86: asus-armoury: add support for GX650RX
  platform/x86: hp-bioscfg: Support allocations of larger data
  platform/x86: oxpec: Add support for Aokzoe A2 Pro
  platform/x86: oxpec: Add support for OneXPlayer X1 Air
  platform/x86: oxpec: Add support for OneXPlayer X1z
  platform/x86: oxpec: Add support for OneXPlayer APEX
  platform/x86: uniwill-laptop: Handle FN lock event
  platform/x86: uniwill-laptop: Mark FN lock status as being volatile
  platform/x86: uniwill-laptop: Fix crash on unexpected battery event
  platform/x86: uniwill-laptop: Rename FN lock and super key lock attrs
  platform/x86: redmi-wmi: Add more hotkey mappings
  platform/x86: alienware-wmi-wmax: Add G-Mode support to m18 laptops
  platform/x86: hp-wmi: add Omen 14-fb1xxx (board 8E41) support
  platform/x86: dell-wmi: Add audio/mic mute key codes
  platform/x86: hp-wmi: Add Victus 16-d0xxx support
  platform/x86: intel-hid: Enable 5-button array on ThinkPad X1 Fold 16 Gen 1
  platform/x86: int3472: Handle GPIO type 0x10 (DOVDD)
  ...
2026-03-06 09:48:50 -08:00
Linus Torvalds
3ad66a34cc io_uring-7.0-20260305
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Merge tag 'io_uring-7.0-20260305' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux

Pull io_uring fixes from Jens Axboe:

 - Fix a typo in the mock_file help text

 - Fix a comment regarding IORING_SETUP_TASKRUN_FLAG in the
   io_uring.h UAPI header

 - Use READ_ONCE() for reading refill queue entries

 - Reject SEND_VECTORIZED for fixed buffer sends, as it isn't
   implemented. Currently this flag is silently ignored

   This is in preparation for making these work, but first we
   need a fixup so that older kernels will correctly reject them

 - Ensure "0" means default for the rx page size

* tag 'io_uring-7.0-20260305' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux:
  io_uring/zcrx: use READ_ONCE with user shared RQEs
  io_uring/mock: Fix typo in help text
  io_uring/net: reject SEND_VECTORIZED when unsupported
  io_uring: correct comment for IORING_SETUP_TASKRUN_FLAG
  io_uring/zcrx: don't set rx_page_size when not requested
2026-03-06 08:31:36 -08:00
Dave Airlie
96bfe9ff7e Cross-subsystem Changes:
- mm: Fix a hmm_range_fault() livelock / starvation problem (Thomas)
 
 Core Changes:
  - Revert "drm/pagemap: Disable device-to-device migration" (Thomas)
 
 Driver Changes:
  - Do not preempt fence signaling CS instructions (Brost)
  - Some leak and finalization fixes (Shuicheng, Tomasz, Varun, Zhanjun)
  - Workaround fix (Roper)
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Merge tag 'drm-xe-fixes-2026-03-05' of https://gitlab.freedesktop.org/drm/xe/kernel into drm-fixes

Cross-subsystem Changes:
 - mm: Fix a hmm_range_fault() livelock / starvation problem (Thomas)

Core Changes:
 - Revert "drm/pagemap: Disable device-to-device migration" (Thomas)

Driver Changes:
 - Do not preempt fence signaling CS instructions (Brost)
 - Some leak and finalization fixes (Shuicheng, Tomasz, Varun, Zhanjun)
 - Workaround fix (Roper)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patch.msgid.link/aamGvvGRBRtX8-6u@intel.com
2026-03-06 19:45:19 +10:00
Dave Airlie
3d3234d5da A return type fix for ttm, a display fix for solomon, several misc fixes
for amdxdna, a DSI clock rate fix for rz-du, a uapi fix for syncobj, a
 possible build failure fix for dma-buf, a doc warning fix for sched, a
 build failure fix for ttm tests, and a crash fix when suspended for
 nouveau.
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Merge tag 'drm-misc-fixes-2026-03-05' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes

A return type fix for ttm, a display fix for solomon, several misc fixes
for amdxdna, a DSI clock rate fix for rz-du, a uapi fix for syncobj, a
possible build failure fix for dma-buf, a doc warning fix for sched, a
build failure fix for ttm tests, and a crash fix when suspended for
nouveau.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maxime Ripard <mripard@redhat.com>
Link: https://patch.msgid.link/20260305-ludicrous-quirky-raven-7cdafd@houat
2026-03-06 19:40:00 +10:00
Linus Torvalds
6a42ff33f3 Crypto library fixes for v7.0-rc3
- Several test fixes:
 
    - Fix flakiness in the interrupt context tests in certain VMs.
 
    - Make the lib/crypto/ KUnit tests depend on the corresponding
      library options rather than selecting them. This follows the
      standard KUnit convention, and it fixes an issue where enabling
      CONFIG_KUNIT_ALL_TESTS pulled in all the crypto library code.
 
    - Add a kunitconfig file for lib/crypto/.
 
    - Fix a couple stale references to "aes-generic" that made it in
      concurrently with the rename to "aes-lib".
 
 - Update the help text for several CRYPTO kconfig options to remove
   outdated information about users that now use the library instead.
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Merge tag 'libcrypto-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux

Pull crypto library fixes from Eric Biggers:

 - Several test fixes:

    - Fix flakiness in the interrupt context tests in certain VMs

    - Make the lib/crypto/ KUnit tests depend on the corresponding
      library options rather than selecting them. This follows the
      standard KUnit convention, and it fixes an issue where enabling
      CONFIG_KUNIT_ALL_TESTS pulled in all the crypto library code

    - Add a kunitconfig file for lib/crypto/

    - Fix a couple stale references to "aes-generic" that made it in
      concurrently with the rename to "aes-lib"

 - Update the help text for several CRYPTO kconfig options to remove
   outdated information about users that now use the library instead

* tag 'libcrypto-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
  crypto: testmgr - Fix stale references to aes-generic
  crypto: Clean up help text for CRYPTO_CRC32
  crypto: Clean up help text for CRYPTO_CRC32C
  crypto: Clean up help text for CRYPTO_XXHASH
  crypto: Clean up help text for CRYPTO_SHA256
  crypto: Clean up help text for CRYPTO_BLAKE2B
  lib/crypto: tests: Add a .kunitconfig file
  lib/crypto: tests: Depend on library options rather than selecting them
  kunit: irq: Ensure timer doesn't fire too frequently
2026-03-05 11:49:05 -08:00