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1,385,397 commits

Author SHA1 Message Date
Stefan Wahren
c7217963eb microchip: lan865x: Fix module autoloading
Add MODULE_DEVICE_TABLE(), so modules could be properly autoloaded
based on the alias from spi_device_id table. While at this, fix
the misleading variable name (spidev is unrelated to this driver).

Fixes: 5cd2340cb6 ("microchip: lan865x: add driver support for Microchip's LAN865X MAC-PHY")
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Cc: stable@kernel.org
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250827115341.34608-3-wahrenst@gmx.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 19:42:07 -07:00
Stefan Wahren
b3852ae310 net: ethernet: oa_tc6: Handle failure of spi_setup
There is no guarantee that spi_setup succeed, so properly handle
the error case.

Fixes: aa58bec064 ("net: ethernet: oa_tc6: implement register write operation")
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Cc: stable@kernel.org
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250827115341.34608-2-wahrenst@gmx.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 19:42:07 -07:00
Miaoqian Lin
0704a3da7c mISDN: Fix memory leak in dsp_hwec_enable()
dsp_hwec_enable() allocates dup pointer by kstrdup(arg),
but then it updates dup variable by strsep(&dup, ",").
As a result when it calls kfree(dup), the dup variable may be
a modified pointer that no longer points to the original allocated
memory, causing a memory leak.

The issue is the same pattern as fixed in commit c6a502c229
("mISDN: Fix memory leak in dsp_pipeline_build()").

Fixes: 9a43816182 ("mISDN: Remove VLAs")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250828081457.36061-1-linmq006@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 19:19:39 -07:00
Duoming Zhou
8bf935cf78 ptp: ocp: fix use-after-free bugs causing by ptp_ocp_watchdog
The ptp_ocp_detach() only shuts down the watchdog timer if it is
pending. However, if the timer handler is already running, the
timer_delete_sync() is not called. This leads to race conditions
where the devlink that contains the ptp_ocp is deallocated while
the timer handler is still accessing it, resulting in use-after-free
bugs. The following details one of the race scenarios.

(thread 1)                           | (thread 2)
ptp_ocp_remove()                     |
  ptp_ocp_detach()                   | ptp_ocp_watchdog()
    if (timer_pending(&bp->watchdog))|   bp = timer_container_of()
      timer_delete_sync()            |
                                     |
  devlink_free(devlink) //free       |
                                     |   bp-> //use

Resolve this by unconditionally calling timer_delete_sync() to ensure
the timer is reliably deactivated, preventing any access after free.

Fixes: 773bda9649 ("ptp: ocp: Expose various resources on the timecard.")
Signed-off-by: Duoming Zhou <duoming@zju.edu.cn>
Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Link: https://patch.msgid.link/20250828082949.28189-1-duoming@zju.edu.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 19:10:22 -07:00
Alok Tiwari
b79e498080 xirc2ps_cs: fix register access when enabling FullDuplex
The current code incorrectly passes (XIRCREG1_ECR | FullDuplex) as
the register address to GetByte(), instead of fetching the register
value and OR-ing it with FullDuplex. This results in an invalid
register access.

Fix it by reading XIRCREG1_ECR first, then or-ing with FullDuplex
before writing it back.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Alok Tiwari <alok.a.tiwari@oracle.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250827192645.658496-1-alok.a.tiwari@oracle.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 19:05:11 -07:00
Eric Dumazet
9f74c0ea9b net_sched: gen_estimator: fix est_timer() vs CONFIG_PREEMPT_RT=y
syzbot reported a WARNING in est_timer() [1]

Problem here is that with CONFIG_PREEMPT_RT=y, timer callbacks
can be preempted.

Adopt preempt_disable_nested()/preempt_enable_nested() to fix this.

[1]
 WARNING: CPU: 0 PID: 16 at ./include/linux/seqlock.h:221 __seqprop_assert include/linux/seqlock.h:221 [inline]
 WARNING: CPU: 0 PID: 16 at ./include/linux/seqlock.h:221 est_timer+0x6dc/0x9f0 net/core/gen_estimator.c:93
Modules linked in:
CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
 RIP: 0010:__seqprop_assert include/linux/seqlock.h:221 [inline]
 RIP: 0010:est_timer+0x6dc/0x9f0 net/core/gen_estimator.c:93
Call Trace:
 <TASK>
  call_timer_fn+0x17e/0x5f0 kernel/time/timer.c:1747
  expire_timers kernel/time/timer.c:1798 [inline]
  __run_timers kernel/time/timer.c:2372 [inline]
  __run_timer_base+0x648/0x970 kernel/time/timer.c:2384
  run_timer_base kernel/time/timer.c:2393 [inline]
  run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2403
  handle_softirqs+0x22c/0x710 kernel/softirq.c:579
  __do_softirq kernel/softirq.c:613 [inline]
  run_ktimerd+0xcf/0x190 kernel/softirq.c:1043
  smpboot_thread_fn+0x53f/0xa60 kernel/smpboot.c:160
  kthread+0x70e/0x8a0 kernel/kthread.c:463
  ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
  ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Fixes: d2d6422f8b ("x86: Allow to enable PREEMPT_RT.")
Reported-by: syzbot+72db9ee39db57c3fecc5@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/netdev/68adf6fa.a70a0220.3cafd4.0000.GAE@google.com/T/#u
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Link: https://patch.msgid.link/20250827162352.3960779-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 19:04:20 -07:00
Jakub Kicinski
c407beb5b8 netfilter pull request nf-25-08-27
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Merge tag 'nf-25-08-27' of https://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf

Florian Westphal says:

====================
netfilter updates for net

1) Remove bogus WARN_ON in br_netfilter that came in 6.8.
   This is now more prominent due to
   commit 2d72afb340 ("netfilter: nf_conntrack: fix crash due to
   removal of uninitialised entry"). From Wang Liang.

2) Better error reporting when a helper module clashes with
   an existing helper name: -EEXIST makes modprobe believe that
   the module is already loaded, so error message is elided.
   From Phil Sutter.

* tag 'nf-25-08-27' of https://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf:
  netfilter: conntrack: helper: Replace -EEXIST by -EBUSY
  netfilter: br_netfilter: do not check confirmed bit in br_nf_local_in() after confirm
====================

Link: https://patch.msgid.link/20250827133900.16552-1-fw@strlen.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 18:57:23 -07:00
Florian Westphal
d6a367ec6c netfilter: nft_flowtable.sh: re-run with random mtu sizes
Jakub says:
 nft_flowtable.sh is one of the most flake-atious test for netdev CI currently :(

The root cause is two-fold:
1. the failing part of the test is supposed to make sure that ip
   fragments are forwarded for offloaded flows.
   (flowtable has to pass them to classic forward path).
   path mtu discovery for these subtests is disabled.

2. nft_flowtable.sh has two passes.  One with fixed mtus/file size and
  one where link mtus and file sizes are random.

The CI failures all have same pattern:
  re-run with random mtus and file size: -o 27663 -l 4117 -r 10089 -s 54384840
  [..]
  PASS: dscp_egress: dscp packet counters match
  FAIL: file mismatch for ns1 -> ns2

In some cases this error triggers a bit ealier, sometimes in a later
subtest:
  re-run with random mtus and file size: -o 20201 -l 4555 -r 12657 -s 9405856
  [..]
  PASS: dscp_egress: dscp packet counters match
  PASS: dscp_fwd: dscp packet counters match
  2025/08/17 20:37:52 socat[18954] E write(7, 0x560716b96000, 8192): Broken pipe
  FAIL: file mismatch for ns1 -> ns2
  -rw------- 1 root root 9405856 Aug 17 20:36 /tmp/tmp.2n63vlTrQe

But all logs I saw show same scenario:
1. Failing tests have pmtu discovery off (i.e., ip fragmentation)
2. The test file is much larger than first-pass default (2M Byte)
3. peers have much larger MTUs compared to the 'network'.

These errors are very reproducible when re-running the test with
the same commandline arguments.

The timeout became much more prominent with
1d2fbaad7c ("tcp: stronger sk_rcvbuf checks"): reassembled packets
typically have a skb->truesize more than double the skb length.

As that commit is intentional and pmtud-off with
large-tcp-packets-as-fragments is not normal adjust the test to use a
smaller file for the pmtu-off subtests.

While at it, add more information to pass/fail messages and
also run the dscp alteration subtest with pmtu discovery enabled.

Link: https://netdev.bots.linux.dev/contest.html?test=nft-flowtable-sh
Fixes: f84ab63490 ("selftests: netfilter: nft_flowtable.sh: re-run with random mtu sizes")
Reported-by: Jakub Kicinski <kuba@kernel.org>
Closes: https://lore.kernel.org/netdev/20250822071330.4168f0db@kernel.org/
Signed-off-by: Florian Westphal <fw@strlen.de>
Link: https://patch.msgid.link/20250828214918.3385-1-fw@strlen.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 18:53:53 -07:00
Pawan Gupta
8a68d64bb1 x86/vmscape: Add old Intel CPUs to affected list
These old CPUs are not tested against VMSCAPE, but are likely vulnerable.

Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
2025-08-29 15:28:52 -07:00
Linus Torvalds
11e7861d68 ARM:
- Correctly handle 'invariant' system registers for protected VMs
 
 - Improved handling of VNCR data aborts, including external aborts
 
 - Fixes for handling of FEAT_RAS for NV guests, providing a sane
   fault context during SEA injection and preventing the use of
   RASv1p1 fault injection hardware
 
 - Ensure that page table destruction when a VM is destroyed gives an
   opportunity to reschedule
 
 - Large fix to KVM's infrastructure for managing guest context loaded
   on the CPU, addressing issues where the output of AT emulation
   doesn't get reflected to the guest
 
 - Fix AT S12 emulation to actually perform stage-2 translation when
   necessary
 
 - Avoid attempting vLPI irqbypass when GICv4 has been explicitly
   disabled for a VM
 
 - Minor KVM + selftest fixes
 
 RISC-V:
 
 - Fix pte settings within kvm_riscv_gstage_ioremap()
 
 - Fix comments in kvm_riscv_check_vcpu_requests()
 
 - Fix stack overrun when setting vlenb via ONE_REG
 
 x86:
 
 - Use array_index_nospec() to sanitize the target vCPU ID when handling PV
   IPIs and yields as the ID is guest-controlled.
 
 - Drop a superfluous cpumask_empty() check when reclaiming SEV memory, as
   the common case, by far, is that at least one CPU will have entered the
   VM, and wbnoinvd_on_cpus_mask() will naturally handle the rare case where
   the set of have_run_cpus is empty.
 
 Selftests (not KVM):
 
 - Rename the is_signed_type() macro in kselftest_harness.h to is_signed_var()
   to fix a collision with linux/overflow.h.  The collision generates compiler
   warnings due to the two macros having different meaning.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "ARM:

   - Correctly handle 'invariant' system registers for protected VMs

   - Improved handling of VNCR data aborts, including external aborts

   - Fixes for handling of FEAT_RAS for NV guests, providing a sane
     fault context during SEA injection and preventing the use of
     RASv1p1 fault injection hardware

   - Ensure that page table destruction when a VM is destroyed gives an
     opportunity to reschedule

   - Large fix to KVM's infrastructure for managing guest context loaded
     on the CPU, addressing issues where the output of AT emulation
     doesn't get reflected to the guest

   - Fix AT S12 emulation to actually perform stage-2 translation when
     necessary

   - Avoid attempting vLPI irqbypass when GICv4 has been explicitly
     disabled for a VM

   - Minor KVM + selftest fixes

  RISC-V:

   - Fix pte settings within kvm_riscv_gstage_ioremap()

   - Fix comments in kvm_riscv_check_vcpu_requests()

   - Fix stack overrun when setting vlenb via ONE_REG

  x86:

   - Use array_index_nospec() to sanitize the target vCPU ID when
     handling PV IPIs and yields as the ID is guest-controlled.

   - Drop a superfluous cpumask_empty() check when reclaiming SEV
     memory, as the common case, by far, is that at least one CPU will
     have entered the VM, and wbnoinvd_on_cpus_mask() will naturally
     handle the rare case where the set of have_run_cpus is empty.

  Selftests (not KVM):

   - Rename the is_signed_type() macro in kselftest_harness.h to
     is_signed_var() to fix a collision with linux/overflow.h. The
     collision generates compiler warnings due to the two macros having
     different meaning"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (29 commits)
  KVM: arm64: nv: Fix ATS12 handling of single-stage translation
  KVM: arm64: Remove __vcpu_{read,write}_sys_reg_{from,to}_cpu()
  KVM: arm64: Fix vcpu_{read,write}_sys_reg() accessors
  KVM: arm64: Simplify sysreg access on exception delivery
  KVM: arm64: Check for SYSREGS_ON_CPU before accessing the 32bit state
  RISC-V: KVM: fix stack overrun when loading vlenb
  RISC-V: KVM: Correct kvm_riscv_check_vcpu_requests() comment
  RISC-V: KVM: Fix pte settings within kvm_riscv_gstage_ioremap()
  KVM: arm64: selftests: Sync ID_AA64MMFR3_EL1 in set_id_regs
  KVM: arm64: Get rid of ARM64_FEATURE_MASK()
  KVM: arm64: Make ID_AA64PFR1_EL1.RAS_frac writable
  KVM: arm64: Make ID_AA64PFR0_EL1.RAS writable
  KVM: arm64: Ignore HCR_EL2.FIEN set by L1 guest's EL2
  KVM: arm64: Handle RASv1p1 registers
  arm64: Add capability denoting FEAT_RASv1p1
  KVM: arm64: Reschedule as needed when destroying the stage-2 page-tables
  KVM: arm64: Split kvm_pgtable_stage2_destroy()
  selftests: harness: Rename is_signed_type() to avoid collision with overflow.h
  KVM: SEV: don't check have_run_cpus in sev_writeback_caches()
  KVM: arm64: Correctly populate FAR_EL2 on nested SEA injection
  ...
2025-08-29 13:54:26 -07:00
Jakub Kicinski
629840e208 Some fixes for the current cycle:
- mt76: MLO regressions, offchannel handling, list corruption
  - mac80211: scan allocation size, no 40 MHz EHT, signed type
  - rt2x00: (randconfig) build
  - cfg80211: use-after-free
  - iwlwifi: config/old devices, BIOS compatibility
  - mwifiex: vmalloc content leak
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Merge tag 'wireless-2025-08-28' of https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless

Johannes Berg says:

====================
Some fixes for the current cycle:
 - mt76: MLO regressions, offchannel handling, list corruption
 - mac80211: scan allocation size, no 40 MHz EHT, signed type
 - rt2x00: (randconfig) build
 - cfg80211: use-after-free
 - iwlwifi: config/old devices, BIOS compatibility
 - mwifiex: vmalloc content leak

* tag 'wireless-2025-08-28' of https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless: (29 commits)
  wifi: iwlwifi: cfg: add back more lost PCI IDs
  wifi: iwlwifi: fix byte count table for old devices
  wifi: iwlwifi: cfg: restore some 1000 series configs
  wifi: mwifiex: Initialize the chan_stats array to zero
  wifi: mac80211: do not permit 40 MHz EHT operation on 5/6 GHz
  wifi: iwlwifi: uefi: check DSM item validity
  wifi: iwlwifi: acpi: check DSM func validity
  wifi: iwlwifi: if scratch is ~0U, consider it a failure
  wifi: mt76: fix linked list corruption
  wifi: mt76: free pending offchannel tx frames on wcid cleanup
  wifi: mt76: mt7915: fix list corruption after hardware restart
  wifi: mt76: mt7996: add missing check for rx wcid entries
  wifi: mt76: do not add non-sta wcid entries to the poll list
  wifi: mt76: mt7996: fix crash on some tx status reports
  wifi: mt76: mt7996: use the correct vif link for scanning/roc
  wifi: mt76: mt7996: disable beacons when going offchannel
  wifi: mt76: prevent non-offchannel mgmt tx during scan/roc
  wifi: mt76: mt7925: skip EHT MLD TLV on non-MLD and pass conn_state for sta_cmd
  wifi: mt76: mt7925u: use connac3 tx aggr check in tx complete
  wifi: mt76: mt7925: fix the wrong bss cleanup for SAP
  ...
====================

Link: https://patch.msgid.link/20250828122654.1167754-8-johannes@sipsolutions.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-08-29 13:35:13 -07:00
Nathan Chancellor
86a9b12506 hardening: Require clang 20.1.0 for __counted_by
After an innocuous change in -next that modified a structure that
contains __counted_by, clang-19 start crashing when building certain
files in drivers/gpu/drm/xe. When assertions are enabled, the more
descriptive failure is:

  clang: clang/lib/AST/RecordLayoutBuilder.cpp:3335: const ASTRecordLayout &clang::ASTContext::getASTRecordLayout(const RecordDecl *) const: Assertion `D && "Cannot get layout of forward declarations!"' failed.

According to a reverse bisect, a tangential change to the LLVM IR
generation phase of clang during the LLVM 20 development cycle [1]
resolves this problem. Bump the version of clang that enables
CONFIG_CC_HAS_COUNTED_BY to 20.1.0 to ensure that this issue cannot be
hit.

Link: 160fb1121c [1]
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Justin Stitt <justinstitt@google.com>
Link: https://lore.kernel.org/r/20250807-fix-counted_by-clang-19-v1-1-902c86c1d515@kernel.org
Signed-off-by: Kees Cook <kees@kernel.org>
2025-08-29 12:04:53 -07:00
Kuniyuki Iwashima
862c628108 Bluetooth: Fix use-after-free in l2cap_sock_cleanup_listen()
syzbot reported the splat below without a repro.

In the splat, a single thread calling bt_accept_dequeue() freed sk
and touched it after that.

The root cause would be the racy l2cap_sock_cleanup_listen() call
added by the cited commit.

bt_accept_dequeue() is called under lock_sock() except for
l2cap_sock_release().

Two threads could see the same socket during the list iteration
in bt_accept_dequeue():

  CPU1                        CPU2 (close())
  ----                        ----
  sock_hold(sk)               sock_hold(sk);
  lock_sock(sk)   <-- block close()
  sock_put(sk)
  bt_accept_unlink(sk)
    sock_put(sk)  <-- refcnt by bt_accept_enqueue()
  release_sock(sk)
                              lock_sock(sk)
                              sock_put(sk)
                              bt_accept_unlink(sk)
                                sock_put(sk)        <-- last refcnt
                              bt_accept_unlink(sk)  <-- UAF

Depending on the timing, the other thread could show up in the
"Freed by task" part.

Let's call l2cap_sock_cleanup_listen() under lock_sock() in
l2cap_sock_release().

[0]:
BUG: KASAN: slab-use-after-free in debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline]
BUG: KASAN: slab-use-after-free in do_raw_spin_lock+0x26f/0x2b0 kernel/locking/spinlock_debug.c:115
Read of size 4 at addr ffff88803b7eb1c4 by task syz.5.3276/16995
CPU: 3 UID: 0 PID: 16995 Comm: syz.5.3276 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0xcd/0x630 mm/kasan/report.c:482
 kasan_report+0xe0/0x110 mm/kasan/report.c:595
 debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline]
 do_raw_spin_lock+0x26f/0x2b0 kernel/locking/spinlock_debug.c:115
 spin_lock_bh include/linux/spinlock.h:356 [inline]
 release_sock+0x21/0x220 net/core/sock.c:3746
 bt_accept_dequeue+0x505/0x600 net/bluetooth/af_bluetooth.c:312
 l2cap_sock_cleanup_listen+0x5c/0x2a0 net/bluetooth/l2cap_sock.c:1451
 l2cap_sock_release+0x5c/0x210 net/bluetooth/l2cap_sock.c:1425
 __sock_release+0xb3/0x270 net/socket.c:649
 sock_close+0x1c/0x30 net/socket.c:1439
 __fput+0x3ff/0xb70 fs/file_table.c:468
 task_work_run+0x14d/0x240 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xeb/0x110 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
 do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2accf8ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdb6cb1378 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00000000000426fb RCX: 00007f2accf8ebe9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f2acd1b7da0 R08: 0000000000000001 R09: 00000012b6cb166f
R10: 0000001b30e20000 R11: 0000000000000246 R12: 00007f2acd1b609c
R13: 00007f2acd1b6090 R14: ffffffffffffffff R15: 00007ffdb6cb1490
 </TASK>

Allocated by task 5326:
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:388 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:405
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4365 [inline]
 __kmalloc_noprof+0x223/0x510 mm/slub.c:4377
 kmalloc_noprof include/linux/slab.h:909 [inline]
 sk_prot_alloc+0x1a8/0x2a0 net/core/sock.c:2239
 sk_alloc+0x36/0xc20 net/core/sock.c:2295
 bt_sock_alloc+0x3b/0x3a0 net/bluetooth/af_bluetooth.c:151
 l2cap_sock_alloc.constprop.0+0x33/0x1d0 net/bluetooth/l2cap_sock.c:1894
 l2cap_sock_new_connection_cb+0x101/0x240 net/bluetooth/l2cap_sock.c:1482
 l2cap_connect_cfm+0x4c4/0xf80 net/bluetooth/l2cap_core.c:7287
 hci_connect_cfm include/net/bluetooth/hci_core.h:2050 [inline]
 hci_remote_features_evt+0x4dd/0x970 net/bluetooth/hci_event.c:3712
 hci_event_func net/bluetooth/hci_event.c:7519 [inline]
 hci_event_packet+0xa0d/0x11c0 net/bluetooth/hci_event.c:7573
 hci_rx_work+0x2c5/0x16b0 net/bluetooth/hci_core.c:4071
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:463
 ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Freed by task 16995:
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576
 poison_slab_object mm/kasan/common.c:243 [inline]
 __kasan_slab_free+0x60/0x70 mm/kasan/common.c:275
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2417 [inline]
 slab_free mm/slub.c:4680 [inline]
 kfree+0x2b4/0x4d0 mm/slub.c:4879
 sk_prot_free net/core/sock.c:2278 [inline]
 __sk_destruct+0x75f/0x9a0 net/core/sock.c:2373
 sk_destruct+0xc2/0xf0 net/core/sock.c:2401
 __sk_free+0xf4/0x3e0 net/core/sock.c:2412
 sk_free+0x6a/0x90 net/core/sock.c:2423
 sock_put include/net/sock.h:1960 [inline]
 bt_accept_unlink+0x245/0x2e0 net/bluetooth/af_bluetooth.c:262
 bt_accept_dequeue+0x517/0x600 net/bluetooth/af_bluetooth.c:308
 l2cap_sock_cleanup_listen+0x5c/0x2a0 net/bluetooth/l2cap_sock.c:1451
 l2cap_sock_release+0x5c/0x210 net/bluetooth/l2cap_sock.c:1425
 __sock_release+0xb3/0x270 net/socket.c:649
 sock_close+0x1c/0x30 net/socket.c:1439
 __fput+0x3ff/0xb70 fs/file_table.c:468
 task_work_run+0x14d/0x240 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xeb/0x110 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
 do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Fixes: 1728137b33 ("Bluetooth: L2CAP: Fix use-after-free in l2cap_sock_ready_cb")
Reported-by: syzbot+e5e64cdf8e92046dd3e1@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/linux-bluetooth/68af6b9d.a70a0220.3cafd4.0032.GAE@google.com/
Signed-off-by: Kuniyuki Iwashima <kuniyu@google.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
2025-08-29 14:51:06 -04:00
Ivan Pravdin
2801079119 Bluetooth: vhci: Prevent use-after-free by removing debugfs files early
Move the creation of debugfs files into a dedicated function, and ensure
they are explicitly removed during vhci_release(), before associated
data structures are freed.

Previously, debugfs files such as "force_suspend", "force_wakeup", and
others were created under hdev->debugfs but not removed in
vhci_release(). Since vhci_release() frees the backing vhci_data
structure, any access to these files after release would result in
use-after-free errors.

Although hdev->debugfs is later freed in hci_release_dev(), user can
access files after vhci_data is freed but before hdev->debugfs is
released.

Fixes: ab4e4380d4 ("Bluetooth: Add vhci devcoredump support")
Signed-off-by: Ivan Pravdin <ipravdin.official@gmail.com>
Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
2025-08-29 14:47:20 -04:00
Paolo Bonzini
42a0305ab1 KVM/arm64 changes for 6.17, take #2
- Correctly handle 'invariant' system registers for protected VMs
 
  - Improved handling of VNCR data aborts, including external aborts
 
  - Fixes for handling of FEAT_RAS for NV guests, providing a sane
    fault context during SEA injection and preventing the use of
    RASv1p1 fault injection hardware
 
  - Ensure that page table destruction when a VM is destroyed gives an
    opportunity to reschedule
 
  - Large fix to KVM's infrastructure for managing guest context loaded
    on the CPU, addressing issues where the output of AT emulation
    doesn't get reflected to the guest
 
  - Fix AT S12 emulation to actually perform stage-2 translation when
    necessary
 
  - Avoid attempting vLPI irqbypass when GICv4 has been explicitly
    disabled for a VM
 
  - Minor KVM + selftest fixes
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Merge tag 'kvmarm-fixes-6.17-1' of https://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 changes for 6.17, take #2

 - Correctly handle 'invariant' system registers for protected VMs

 - Improved handling of VNCR data aborts, including external aborts

 - Fixes for handling of FEAT_RAS for NV guests, providing a sane
   fault context during SEA injection and preventing the use of
   RASv1p1 fault injection hardware

 - Ensure that page table destruction when a VM is destroyed gives an
   opportunity to reschedule

 - Large fix to KVM's infrastructure for managing guest context loaded
   on the CPU, addressing issues where the output of AT emulation
   doesn't get reflected to the guest

 - Fix AT S12 emulation to actually perform stage-2 translation when
   necessary

 - Avoid attempting vLPI irqbypass when GICv4 has been explicitly
   disabled for a VM

 - Minor KVM + selftest fixes
2025-08-29 12:57:31 -04:00
Paolo Bonzini
085e899aa1 KVM/riscv fixes for 6.17, take #1
- Fix pte settings within kvm_riscv_gstage_ioremap()
 - Fix comments in kvm_riscv_check_vcpu_requests()
 - Fix stack overrun when setting vlenb via ONE_REG
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Merge tag 'kvm-riscv-fixes-6.17-1' of https://github.com/kvm-riscv/linux into HEAD

KVM/riscv fixes for 6.17, take #1

- Fix pte settings within kvm_riscv_gstage_ioremap()
- Fix comments in kvm_riscv_check_vcpu_requests()
- Fix stack overrun when setting vlenb via ONE_REG
2025-08-29 12:57:18 -04:00
Trond Myklebust
4fb2b677fc NFSv4: Clear the NFS_CAP_XATTR flag if not supported by the server
nfs_server_set_fsinfo() shouldn't assume that NFS_CAP_XATTR is unset
on entry to the function.

Fixes: b78ef845c3 ("NFSv4.2: query the server for extended attribute support")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2025-08-29 12:56:43 -04:00
Trond Myklebust
b3ac334360 NFSv4: Clear NFS_CAP_OPEN_XOR and NFS_CAP_DELEGTIME if not supported
_nfs4_server_capabilities() should clear capabilities that are not
supported by the server.

Fixes: d2a00cceb9 ("NFSv4: Detect support for OPEN4_SHARE_ACCESS_WANT_OPEN_XOR_DELEGATION")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2025-08-29 12:56:43 -04:00
Trond Myklebust
dd5a8621b8 NFSv4: Clear the NFS_CAP_FS_LOCATIONS flag if it is not set
_nfs4_server_capabilities() is expected to clear any flags that are not
supported by the server.

Fixes: 8a59bb93b7 ("NFSv4 store server support for fs_location attribute")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2025-08-29 12:56:43 -04:00
Trond Myklebust
31f1a960ad NFSv4: Don't clear capabilities that won't be reset
Don't clear the capabilities that are not going to get reset by the call
to _nfs4_server_capabilities().

Reported-by: Scott Haiden <scott.b.haiden@gmail.com>
Fixes: b01f21cacd ("NFS: Fix the setting of capabilities when automounting a new filesystem")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2025-08-29 12:56:27 -04:00
Faith Ekstrand
2cb66ae604 nouveau: Membar before between semaphore writes and the interrupt
This ensures that the memory write and the interrupt are properly
ordered and we won't wake up the kernel before the semaphore write has
hit memory.

Fixes: b1ca384772 ("drm/nouveau/gv100-: switch to volta semaphore methods")
Cc: stable@vger.kernel.org
Signed-off-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://lore.kernel.org/r/20250829021633.1674524-2-airlied@gmail.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-08-29 18:36:51 +02:00
Dave Airlie
0ef5c4e4db nouveau: fix disabling the nonstall irq due to storm code
Nouveau has code that when it gets an IRQ with no allowed handler
it disables it to avoid storms.

However with nonstall interrupts, we often disable them from
the drm driver, but still request their emission via the push submission.

Just don't disable nonstall irqs ever in normal operation, the
event handling code will filter them out, and the driver will
just enable/disable them at load time.

This fixes timeouts we've been seeing on/off for a long time,
but they became a lot more noticeable on Blackwell.

This doesn't fix all of them, there is a subsequent fence emission
fix to fix the last few.

Fixes: 3ebd64aa3c ("drm/nouveau/intr: support multiple trees, and explicit interfaces")
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://lore.kernel.org/r/20250829021633.1674524-1-airlied@gmail.com
[ Fix a typo and a minor checkpatch.pl warning; remove "v2" from commit
  subject. - Danilo ]
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-08-29 18:36:23 +02:00
Linus Torvalds
fb679c832b EFI fixes for v6.17 #1
- Assorted fixes for the OP-TEE based pseudo-EFI variable store
 
 - Fix for an OOB access when looking up the same non-existing efivarfs
   entry multiple times in parallel
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Merge tag 'efi-fixes-for-v6.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi

Pull EFI fixes from Ard Biesheuvel:

 - Assorted fixes for the OP-TEE based pseudo-EFI variable store

 - Fix for an OOB access when looking up the same non-existing efivarfs
   entry multiple times in parallel

* tag 'efi-fixes-for-v6.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi:
  efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare
  efi: stmm: Drop unneeded null pointer check
  efi: stmm: Drop unused EFI error from setup_mm_hdr arguments
  efi: stmm: Do not return EFI_OUT_OF_RESOURCES on internal errors
  efi: stmm: Fix incorrect buffer allocation method
2025-08-29 09:15:46 -07:00
Linus Torvalds
2575e638e2 Two smb3 client fixes, both for stable
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Merge tag 'v6.17-rc3-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull smb client fixes from Steve French:

 - Fix possible refcount leak in compound operations

 - Fix remap_file_range() return code mapping, found by generic/157

* tag 'v6.17-rc3-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  fs/smb: Fix inconsistent refcnt update
  smb3 client: fix return code mapping of remap_file_range
2025-08-29 08:51:34 -07:00
Ivan Lipski
3ebf766c35 drm/amd/display: Clear the CUR_ENABLE register on DCN314 w/out DPP PG
[Why&How]
ON DCN314, clearing DPP SW structure without power gating it can cause a
double cursor in full screen with non-native scaling.

A W/A that clears CURSOR0_CONTROL cursor_enable flag if
dcn10_plane_atomic_power_down is called and DPP power gating is disabled.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4168
Reviewed-by: Sun peng (Leo) Li <sunpeng.li@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 645f74f1dc)
Cc: stable@vger.kernel.org
2025-08-29 11:15:08 -04:00
Alex Deucher
71403f58b4 drm/amdgpu: drop hw access in non-DC audio fini
We already disable the audio pins in hw_fini so
there is no need to do it again in sw_fini.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4481
Cc: oushixiong <oushixiong1025@163.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 5eeb16ca72)
Cc: stable@vger.kernel.org
2025-08-29 11:13:38 -04:00
Mario Limonciello
a8b79b0918 drm/amd: Re-enable common modes for eDP and LVDS
[Why]
Although compositors will add their own modes, Xorg won't use it's own
modes and will only stick to modes advertised by the driver. This mean a
user that used to pick 1024x768 could no longer access it unless the
panel's native resolution was 1024x768.

[How]
Revert commit 6d396e7ac1 ("drm/amd/display: Disable common modes for
LVDS") and commit 7948afb46a ("drm/amd/display: Disable common modes
for eDP").

The panel will still use scaling for any non-native modes due to
commit 978fa2f6d0 ("drm/amd/display: Use scaling for non-native
resolutions on eDP")

Reported-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4538
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://lore.kernel.org/r/20250828140856.2887993-1-superm1@kernel.org
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit c2fbf72fe3)
2025-08-29 11:13:04 -04:00
Alex Deucher
5171848bdf drm/amdgpu/mes11: make MES_MISC_OP_CHANGE_CONFIG failure non-fatal
If the firmware is too old, just warn and return success.

Fixes: 27b7915147 ("drm/amdgpu/mes: keep enforce isolation up to date")
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4414
Cc: shaoyun.Liu@amd.com
Reviewed-by: Shaoyun.liu <Shaoyun.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 9f28af76fa)
Cc: stable@vger.kernel.org
2025-08-29 11:12:44 -04:00
Jesse.Zhang
2d41a4bfee drm/amdgpu/sdma: bump firmware version checks for user queue support
Using the previous firmware could lead to problems with
PROTECTED_FENCE_SIGNAL commands, specifically causing register
conflicts between MCU_DBG0 and MCU_DBG1.

The updated firmware versions ensure proper alignment
and unification of the SDMA_SUBOP_PROTECTED_FENCE_SIGNAL value with SDMA 7.x,
resolving these hardware coordination issues

Fixes: e8cca30d8b ("drm/amdgpu/sdma6: add ucode version checks for userq support")
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit aab8b689ad)
Cc: stable@vger.kernel.org
2025-08-29 11:11:45 -04:00
Linus Torvalds
469447200a xfs: Fixes for v6.17-rc4
Signed-off-by: Carlos Maiolino <cem@kernel.org>
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Merge tag 'xfs-fixes-6.17-rc4' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

Pull xfs fixes from Carlos Maiolino:
 "The highlight I'd like to point here is related to the XFS_RT
  Kconfig, which has been updated to be enabled by default now if
  CONFIG_BLK_DEV_ZONED is enabled.

  This also contains a few fixes for zoned devices support in XFS,
  specially related to swapon requests in inodes belonging to the zoned
  FS.

  A null-ptr dereference fix in the xattr data, due to a mishandling of
  medium errors generated by block devices is also included"

* tag 'xfs-fixes-6.17-rc4' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux:
  xfs: do not propagate ENODATA disk errors into xattr code
  xfs: reject swapon for inodes on a zoned file system earlier
  xfs: kick off inodegc when failing to reserve zoned blocks
  xfs: remove xfs_last_used_zone
  xfs: Default XFS_RT to Y if CONFIG_BLK_DEV_ZONED is enabled
2025-08-29 08:09:34 -07:00
Linus Torvalds
02d6eeedbc hid-for-linus-2025082901
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Merge tag 'hid-for-linus-2025082901' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

Pull HID fixes from Jiri Kosina:

 - fixes for memory corruption in intel-thc-hid, hid-multitouch,
   hid-mcp2221 and hid-asus (Aaron Ma, Qasim Ijaz, Arnaud Lecomte)

 - power management/resume fix for intel-ish-hid (Zhang Lixu)

 - driver reinitialization fix for intel-thc-hid (Even Xu)

 - ensure that battery level status is reported as soon as possible,
   which is required at least for some Android use-cases (José Expósito)

 - quite a few new device ID additions and device-specific quirks

* tag 'hid-for-linus-2025082901' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: quirks: add support for Legion Go dual dinput modes
  HID: elecom: add support for ELECOM M-DT2DRBK
  HID: logitech: Add ids for G PRO 2 LIGHTSPEED
  HID: input: report battery status changes immediately
  HID: input: rename hidinput_set_battery_charge_status()
  HID: intel-thc-hid: Intel-quicki2c: Enhance driver re-install flow
  HID: hid-ntrig: fix unable to handle page fault in ntrig_report_version()
  HID: asus: fix UAF via HID_CLAIMED_INPUT validation
  hid: fix I2C read buffer overflow in raw_event() for mcp2221
  HID: wacom: Add a new Art Pen 2
  HID: multitouch: fix slab out-of-bounds access in mt_report_fixup()
  HID: Kconfig: Fix spelling mistake "enthropy" -> "entropy"
  HID: intel-ish-hid: Increase ISHTP resume ack timeout to 300ms
  HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save
  HID: intel-thc-hid: intel-quicki2c: Fix ACPI dsd ICRS/ISUB length
2025-08-29 07:44:14 -07:00
Linus Torvalds
ec1abfc833 regulator: Fix for v6.17
One simple fix for the pm8008 driver for poor error handling, switching
 to use a helper which does the right thing in the affected case.
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Merge tag 'regulator-fix-v6.17-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator fix from Mark Brown:
 "One simple fix for the pm8008 driver for poor error handling,
  switching to use a helper which does the right thing in the
  affected case"

* tag 'regulator-fix-v6.17-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
  regulator: pm8008: fix probe failure due to negative voltage selector
2025-08-29 07:37:21 -07:00
Linus Torvalds
2bd3731542 ata fixes for 6.17-rc4
- Fix the type of return values to be signed in the ahci_xgen driver
    (Qianfeng).
 
  - Add the mask_port_ext module parameter to the ahci driver. This is to
    allow a user to ignore ports that are advertized as external (hotplug
    capable) in favor of lower link power management policies instead of
    the default max_performance for these ports. This is useful to allow
    e.g. laptops to go into low power states when hooked up to docking
    station with sata slots, connected with an external port for hotplug
    (me).
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Merge tag 'ata-6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux

Pull ata fixes from Damien Le Moal:

 - Fix the type of return values to be signed in the ahci_xgen driver
   (Qianfeng)

 - Add the mask_port_ext module parameter to the ahci driver.

   This is to allow a user to ignore ports that are advertized as
   external (hotplug capable) in favor of lower link power management
   policies instead of the default max_performance for these ports.

   This is useful to allow e.g. laptops to go into low power states when
   hooked up to docking station with sata slots, connected with an
   external port for hotplug (me)

* tag 'ata-6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux:
  ata: ahci_xgene: Use int type for 'rc' to store error codes
  ata: ahci: Allow ignoring the external/hotplug capability of ports
2025-08-29 07:29:17 -07:00
Chris Packham
98fd069dd8 hwmon: (ina238) Correctly clamp temperature
ina238_write_temp() was attempting to clamp the user input but was
throwing away the result. Ensure that we clamp the value to the
appropriate range before it is converted into a register value.

Fixes: 0d9f596b1f ("hwmon: (ina238) Modify the calculation formula to adapt to different chips")
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Link: https://lore.kernel.org/r/20250829030512.1179998-3-chris.packham@alliedtelesis.co.nz
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2025-08-29 06:56:30 -07:00
Vadim Pasternak
1180c79fbf hwmon: mlxreg-fan: Prevent fans from getting stuck at 0 RPM
The fans controlled by the driver can get stuck at 0 RPM if they are
configured below a 20% duty cycle. The driver tries to avoid this by
enforcing a minimum duty cycle of 20%, but this is done after the fans
are registered with the thermal subsystem. This is too late as the
thermal subsystem can set their current state before the driver is able
to enforce the minimum duty cycle.

Fix by setting the minimum duty cycle before registering the fans with
the thermal subsystem.

Fixes: d7efb2ebc7 ("hwmon: (mlxreg-fan) Extend driver to support multiply cooling devices")
Reported-by: Nikolay Aleksandrov <razor@blackwall.org>
Tested-by: Nikolay Aleksandrov <razor@blackwall.org>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Link: https://lore.kernel.org/r/20250730201715.1111133-1-vadimp@nvidia.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2025-08-29 06:55:58 -07:00
David Arcari
aa28991fd5
platform/x86/intel: power-domains: Use topology_logical_package_id() for package ID
Currently, tpmi_get_logical_id() calls topology_physical_package_id()
to set the pkg_id of the info structure. Since some VM hosts assign non
contiguous package IDs, topology_physical_package_id() can return a
larger value than topology_max_packages(). This will result in an
invalid reference into tpmi_power_domain_mask[] as that is allocatead
based on topology_max_packages() as the maximum package ID.

Fixes: 17ca278045 ("platform/x86/intel: TPMI domain id and CPU mapping")
Signed-off-by: David Arcari <darcari@redhat.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Link: https://lore.kernel.org/r/20250829113859.1772827-1-darcari@redhat.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
2025-08-29 16:15:19 +03:00
Conor Dooley
89e7353f52
spi: microchip-core-qspi: stop checking viability of op->max_freq in supports_op callback
In commit 1352964774 ("spi: microchip-core-qspi: Support per spi-mem
operation frequency switches") the logic for checking the viability of
op->max_freq in mchp_coreqspi_setup_clock() was copied into
mchp_coreqspi_supports_op(). Unfortunately, op->max_freq is not valid
when this function is called during probe but is instead zero.
Accordingly, baud_rate_val is calculated to be INT_MAX due to division
by zero, causing probe of the attached memory device to fail.

Seemingly spi-microchip-core-qspi was the only driver that had such a
modification made to its supports_op callback when the per_op_freq
capability was added, so just remove it to restore prior functionality.

CC: stable@vger.kernel.org
Reported-by: Valentina Fernandez <valentina.fernandezalanis@microchip.com>
Fixes: 1352964774 ("spi: microchip-core-qspi: Support per spi-mem operation frequency switches")
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Message-ID: <20250825-during-ploy-939bdd068593@spud>
Signed-off-by: Mark Brown <broonie@kernel.org>
2025-08-29 13:39:11 +02:00
Cryolitia PukNgae
78811dd56d ALSA: docs: Add documents for recently changes in snd-usb-audio
Changed:
  - ignore_ctl_error
  - lowlatency
  - skip_validation
  - quirk_flags[19:24]

[ corrected a typo -- tiwai ]

Signed-off-by: Cryolitia PukNgae <cryolitia@uniontech.com>
Link: https://patch.msgid.link/20250829-sound-doc-v1-1-e0110452b03d@uniontech.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2025-08-29 11:17:35 +02:00
Takashi Iwai
3e93d5bbcb ASoC: Fixes for v6.17
The main fixes here are for some of the cleanups done in the core in
 this release, we had broken component lookup in the case with a single
 bus and DMA controller.  Otherwise it's driver specific changes, the
 shortlogs for the Intel WCL and rsnd drivers look like minor cleanups
 but are actually bugfixes (adding an op needed for correct functionality
 and reverting an inappropriate helper usage).
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Merge tag 'asoc-fix-v6.17-rc3' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.17

The main fixes here are for some of the cleanups done in the core in
this release, we had broken component lookup in the case with a single
bus and DMA controller.  Otherwise it's driver specific changes, the
shortlogs for the Intel WCL and rsnd drivers look like minor cleanups
but are actually bugfixes (adding an op needed for correct functionality
and reverting an inappropriate helper usage).
2025-08-29 11:13:09 +02:00
qaqland
2cbe4ac193 ALSA: usb-audio: Add mute TLV for playback volumes on more devices
Applying the quirk of that, the lowest Playback mixer volume setting
mutes the audio output, on more devices.

Suggested-by: Cryolitia PukNgae <cryolitia@uniontech.com>
Signed-off-by: qaqland <anguoli@uniontech.com>
Link: https://patch.msgid.link/20250829-sound_quirk-v1-1-745529b44440@uniontech.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2025-08-29 09:50:14 +02:00
Amir Goldstein
bb585591eb
fhandle: use more consistent rules for decoding file handle from userns
Commit 620c266f39 ("fhandle: relax open_by_handle_at() permission
checks") relaxed the coditions for decoding a file handle from non init
userns.

The conditions are that that decoded dentry is accessible from the user
provided mountfd (or to fs root) and that all the ancestors along the
path have a valid id mapping in the userns.

These conditions are intentionally more strict than the condition that
the decoded dentry should be "lookable" by path from the mountfd.

For example, the path /home/amir/dir/subdir is lookable by path from
unpriv userns of user amir, because /home perms is 755, but the owner of
/home does not have a valid id mapping in unpriv userns of user amir.

The current code did not check that the decoded dentry itself has a
valid id mapping in the userns.  There is no security risk in that,
because that final open still performs the needed permission checks,
but this is inconsistent with the checks performed on the ancestors,
so the behavior can be a bit confusing.

Add the check for the decoded dentry itself, so that the entire path,
including the last component has a valid id mapping in the userns.

Fixes: 620c266f39 ("fhandle: relax open_by_handle_at() permission checks")
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Link: https://lore.kernel.org/20250827194309.1259650-1-amir73il@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
2025-08-29 09:48:31 +02:00
Linus Torvalds
18ee2b9b7b drm fixes for 6.16-rc4
gpuvm:
 - fix some typos
 
 xe:
 - Fix user-fence race issue
 - Couple xe_vm fixes
 - Don't trigger rebind on initial dma-buf validation
 - Fix a build issue related to basename() posix vs gnu discrepancy
 
 amdgpu:
 - pin buffers while vmapping
 - UserQ fixes
 - Revert CSA fix
 - SR-IOV fix
 
 nouveau:
 - fix linear modifier
 - remove some dead code
 
 msm:
 - Core/GPU:
   - fix comment doc warning in gpuvm
   - fix build with KMS disabled
   - fix pgtable setup/teardown race
   - global fault counter fix
   - various error path fixes
   - GPU devcoredump snapshot fixes
   - handle in-place VM_BIND remaps to solve turnip vm update race
   - skip re-emitting IBs for unusable VMs
   - Don't use %pK through printk
   - moved display snapshot init earlier, fixing a crash
 - DPU:
   - Fixed crash in virtual plane checking code
   - Fixed mode comparison in virtual plane checking code
 - DSI:
   - Adjusted width of resulution-related registers
   - Fixed locking issue on 14nm PLLs
 - UBWC (per Bjorn's ack)
   - Added UBWC configuration for several missing platforms (fixing
     regression)
 
 mediatek:
 - Add error handling for old state CRTC in atomic_disable
 - Fix DSI host and panel bridge pre-enable order
 - Fix device/node reference count leaks in mtk_drm_get_all_drm_priv
 - mtk_hdmi: Fix inverted parameters in some regmap_update_bits calls
 
 tegra:
 - revert dma-buf change
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Merge tag 'drm-fixes-2025-08-29' of https://gitlab.freedesktop.org/drm/kernel

Pull drm fixes from Dave Airlie:
 "Weekly fixes, feels a bit big.

  The major piece is msm fixes, then the usual amdgpu/xe along with some
  mediatek and nouveau fixes and a tegra revert.

  gpuvm:
   - fix some typos

  xe:
   - Fix user-fence race issue
   - Couple xe_vm fixes
   - Don't trigger rebind on initial dma-buf validation
   - Fix a build issue related to basename() posix vs gnu discrepancy

  amdgpu:
   - pin buffers while vmapping
   - UserQ fixes
   - Revert CSA fix
   - SR-IOV fix

  nouveau:
   - fix linear modifier
   - remove some dead code

  msm:
   - Core/GPU:
      - fix comment doc warning in gpuvm
      - fix build with KMS disabled
      - fix pgtable setup/teardown race
      - global fault counter fix
      - various error path fixes
      - GPU devcoredump snapshot fixes
      - handle in-place VM_BIND remaps to solve turnip vm update race
      - skip re-emitting IBs for unusable VMs
      - Don't use %pK through printk
      - moved display snapshot init earlier, fixing a crash
   - DPU:
      - Fixed crash in virtual plane checking code
      - Fixed mode comparison in virtual plane checking code
   - DSI:
      - Adjusted width of resulution-related registers
      - Fixed locking issue on 14nm PLLs
   - UBWC (per Bjorn's ack)
      - Added UBWC configuration for several missing platforms (fixing
        regression)

  mediatek:
   - Add error handling for old state CRTC in atomic_disable
   - Fix DSI host and panel bridge pre-enable order
   - Fix device/node reference count leaks in mtk_drm_get_all_drm_priv
   - mtk_hdmi: Fix inverted parameters in some regmap_update_bits calls

  tegra:
   - revert dma-buf change"

* tag 'drm-fixes-2025-08-29' of https://gitlab.freedesktop.org/drm/kernel: (56 commits)
  drm/mediatek: mtk_hdmi: Fix inverted parameters in some regmap_update_bits calls
  drm/amdgpu/userq: fix error handling of invalid doorbell
  drm/amdgpu: update firmware version checks for user queue support
  drm/amd/amdgpu: disable hwmon power1_cap* for gfx 11.0.3 on vf mode
  Revert "drm/amdgpu: fix incorrect vm flags to map bo"
  drm/amdgpu/gfx12: set MQD as appriopriate for queue types
  drm/amdgpu/gfx11: set MQD as appriopriate for queue types
  drm/xe: switch to local xbasename() helper
  drm/xe: Don't trigger rebind on initial dma-buf validation
  drm/xe/vm: Clear the scratch_pt pointer on error
  drm/xe/vm: Don't pin the vm_resv during validation
  drm/xe/xe_sync: avoid race during ufence signaling
  Revert "drm/tegra: Use dma_buf from GEM object instance"
  soc: qcom: use no-UBWC config for MSM8956/76
  soc: qcom: add configuration for MSM8929
  soc: qcom: ubwc: add more missing platforms
  soc: qcom: ubwc: use no-uwbc config for MSM8917
  drm/msm/dpu: Add a null ptr check for dpu_encoder_needs_modeset
  dt-bindings: display/msm: qcom,mdp5: drop lut clock
  drm/gpuvm: fix various typos in .c and .h gpuvm file
  ...
2025-08-28 19:56:32 -07:00
Linus Torvalds
d1cf752d58 block-6.17-20250828
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Merge tag 'block-6.17-20250828' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:

 - Fix a lockdep spotted issue on recursive locking for zoned writes, in
   case of errors

 - Update bcache MAINTAINERS entry address for Coly

 - Fix for a ublk release issue, with selftests

 - Fix for a regression introduced in this cycle, where it assumed
   q->rq_qos was always set if the bio flag indicated that

 - Fix for a regression introduced in this cycle, where loop retrieving
   block device sizes got broken

* tag 'block-6.17-20250828' of git://git.kernel.dk/linux:
  bcache: change maintainer's email address
  ublk selftests: add --no_ublk_fixed_fd for not using registered ublk char device
  ublk: avoid ublk_io_release() called after ublk char dev is closed
  block: validate QoS before calling __rq_qos_done_bio()
  blk-zoned: Fix a lockdep complaint about recursive locking
  loop: fix zero sized loop for block special file
2025-08-28 18:51:28 -07:00
Linus Torvalds
220374ab2b io_uring-6.17-20250828
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Merge tag 'io_uring-6.17-20250828' of git://git.kernel.dk/linux

Pull io_uring fixes from Jens Axboe:

 - Use the proper type for min_t() in getting the min of the leftover
   bytes and the buffer length.

 - As good practice, use READ_ONCE() consistently for reading ring
   provided buffer lengths. Additionally, stop looping for incremental
   commits if a zero sized buffer is hit, as no further progress can be
   made at that point.

* tag 'io_uring-6.17-20250828' of git://git.kernel.dk/linux:
  io_uring/kbuf: always use READ_ONCE() to read ring provided buffer lengths
  io_uring/kbuf: fix signedness in this_len calculation
2025-08-28 18:41:53 -07:00
Linus Torvalds
9c736ace06 Including fixes from Bluetooth.
Current release - regressions:
 
   - ipv4: fix regression in local-broadcast routes
 
   - vsock: fix error-handling regression introduced in v6.17-rc1
 
 Previous releases - regressions:
 
   - bluetooth:
     - mark connection as closed during suspend disconnect
     - fix set_local_name race condition
 
   - eth: ice: fix NULL pointer dereference on reset
 
   - eth: mlx5: fix memory leak in hws_pool_buddy_init error path
 
   - eth: bnxt_en: fix stats context reservation logic
 
   - eth: hv: fix loss of receive events from host during channel open
 
 Previous releases - always broken:
 
   - page_pool: fix incorrect mp_ops error handling
 
   - sctp: initialize more fields in sctp_v6_from_sk()
 
   - eth: octeontx2-vf: fix max packet length errors
 
   - eth: idpf: fix Tx flow scheduling to avoid Tx timeouts
 
   - eth: bnxt_en: fix memory corruption during ifdown
 
   - eth: ice: fix incorrect counter for buffer allocation failures
 
   - eth: mlx5: fix lockdep assertion on sync reset unload event
 
   - eth: fbnic: fixup rtnl_lock and devl_lock handling
 
   - eth: xgmac: do not enable RX FIFO overflow interrupts
 
   - phy: mscc: fix when PTP clock is register and unregister
 
 Misc:
 
   - add Telit Cinterion LE910C4-WWX new compositions
 
 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Merge tag 'net-6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Paolo Abeni:
 "Including fixes from Bluetooth.

  Current release - regressions:

    - ipv4: fix regression in local-broadcast routes

    - vsock: fix error-handling regression introduced in v6.17-rc1

  Previous releases - regressions:

    - bluetooth:
        - mark connection as closed during suspend disconnect
        - fix set_local_name race condition

    - eth:
        - ice: fix NULL pointer dereference on reset
        - mlx5: fix memory leak in hws_pool_buddy_init error path
        - bnxt_en: fix stats context reservation logic
        - hv: fix loss of receive events from host during channel open

  Previous releases - always broken:

    - page_pool: fix incorrect mp_ops error handling

    - sctp: initialize more fields in sctp_v6_from_sk()

    - eth:
        - octeontx2-vf: fix max packet length errors
        - idpf: fix Tx flow scheduling to avoid Tx timeouts
        - bnxt_en: fix memory corruption during ifdown
        - ice: fix incorrect counter for buffer allocation failures
        - mlx5: fix lockdep assertion on sync reset unload event
        - fbnic: fixup rtnl_lock and devl_lock handling
        - xgmac: do not enable RX FIFO overflow interrupts

    - phy: mscc: fix when PTP clock is register and unregister

  Misc:

    - add Telit Cinterion LE910C4-WWX new compositions"

* tag 'net-6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (60 commits)
  net: ipv4: fix regression in local-broadcast routes
  net: macb: Disable clocks once
  fbnic: Move phylink resume out of service_task and into open/close
  fbnic: Fixup rtnl_lock and devl_lock handling related to mailbox code
  net: rose: fix a typo in rose_clear_routes()
  l2tp: do not use sock_hold() in pppol2tp_session_get_sock()
  sctp: initialize more fields in sctp_v6_from_sk()
  MAINTAINERS: rmnet: Update email addresses
  net: rose: include node references in rose_neigh refcount
  net: rose: convert 'use' field to refcount_t
  net: rose: split remove and free operations in rose_remove_neigh()
  net: hv_netvsc: fix loss of early receive events from host during channel open.
  net: stmmac: Set CIC bit only for TX queues with COE
  net: stmmac: xgmac: Correct supported speed modes
  net: stmmac: xgmac: Do not enable RX FIFO Overflow interrupts
  net/mlx5e: Set local Xoff after FW update
  net/mlx5e: Update and set Xon/Xoff upon port speed set
  net/mlx5e: Update and set Xon/Xoff upon MTU set
  net/mlx5: Prevent flow steering mode changes in switchdev mode
  net/mlx5: Nack sync reset when SFs are present
  ...
2025-08-28 17:35:51 -07:00
Dave Airlie
42d2abbfa8 Mediatek DRM Fixes - 20250829
1. Add error handling for old state CRTC in atomic_disable
 2. Fix DSI host and panel bridge pre-enable order
 3. Fix device/node reference count leaks in mtk_drm_get_all_drm_priv
 4. mtk_hdmi: Fix inverted parameters in some regmap_update_bits calls
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Merge tag 'mediatek-drm-fixes-20250829' of https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux into drm-fixes

Mediatek DRM Fixes - 20250829

1. Add error handling for old state CRTC in atomic_disable
2. Fix DSI host and panel bridge pre-enable order
3. Fix device/node reference count leaks in mtk_drm_get_all_drm_priv
4. mtk_hdmi: Fix inverted parameters in some regmap_update_bits calls

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

From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://lore.kernel.org/r/20250828234116.4960-1-chunkuang.hu@kernel.org
2025-08-29 10:05:10 +10:00
Linus Torvalds
fa58e4f6e1 Power management fix for 6.17-rc4
Add missing locking annotations to two recently introduced
 list_for_each_entry_rcu() loops in the core device suspend/resume
 code (Johannes Berg)
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Merge tag 'pm-6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fix from Rafael Wysocki:
 "Add missing locking annotations to two recently introduced
  list_for_each_entry_rcu() loops in the core device suspend/resume
  code (Johannes Berg)"

* tag 'pm-6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM: sleep: annotate RCU list iterations
2025-08-28 16:34:32 -07:00
Louis-Alexis Eyraud
c34414883f drm/mediatek: mtk_hdmi: Fix inverted parameters in some regmap_update_bits calls
In mtk_hdmi driver, a recent change replaced custom register access
function calls by regmap ones, but two replacements by regmap_update_bits
were done incorrectly, because original offset and mask parameters were
inverted, so fix them.

Fixes: d6e25b3590 ("drm/mediatek: hdmi: Use regmap instead of iomem for main registers")
Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@collabora.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20250818-mt8173-fix-hdmi-issue-v1-1-55aff9b0295d@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
2025-08-28 23:15:41 +00:00
Dave Airlie
49862587fa Merge tag 'drm-msm-fixes-2025-08-26' of https://gitlab.freedesktop.org/drm/msm into drm-fixes
Fixes for v6.17-rc4

Core/GPU:
- fix comment doc warning in gpuvm
- fix build with KMS disabled
- fix pgtable setup/teardown race
- global fault counter fix
- various error path fixes
- GPU devcoredump snapshot fixes
- handle in-place VM_BIND remaps to solve turnip vm update race
- skip re-emitting IBs for unusable VMs
- Don't use %pK through printk
- moved display snapshot init earlier, fixing a crash

DPU:
- Fixed crash in virtual plane checking code
- Fixed mode comparison in virtual plane checking code

DSI:
- Adjusted width of resulution-related registers
- Fixed locking issue on 14nm PLLs

UBWC (per Bjorn's ack)
- Added UBWC configuration for several missing platforms (fixing
  regression)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rob Clark <rob.clark@oss.qualcomm.com>
Link: https://lore.kernel.org/r/CACSVV02+u1VW1dzuz6JWwVEfpgTj6Y-JXMH+vX43KsKTVsW+Yg@mail.gmail.com
2025-08-29 09:05:18 +10:00
Linus Torvalds
4d28e28098 dma-mapping fixes for Linux 6.17
- another small fix relevant to arm64 systems with memory encryption
 (Shanker Donthineni)
 - fix relevant to arm32 systems with non-standard CMA configuration
 (Oreoluwa Babatunde)
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Merge tag 'dma-mapping-6.17-2025-08-28' of git://git.kernel.org/pub/scm/linux/kernel/git/mszyprowski/linux

Pull dma-mapping fixes from Marek Szyprowski:

 - another small fix for arm64 systems with memory encryption (Shanker
   Donthineni)

 - fix for arm32 systems with non-standard CMA configuration (Oreoluwa
   Babatunde)

* tag 'dma-mapping-6.17-2025-08-28' of git://git.kernel.org/pub/scm/linux/kernel/git/mszyprowski/linux:
  dma/pool: Ensure DMA_DIRECT_REMAP allocations are decrypted
  of: reserved_mem: Restructure call site for dma_contiguous_early_fixup()
2025-08-28 16:04:14 -07:00