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94,409 commits

Author SHA1 Message Date
Dave Airlie
0208ca55aa Linux 6.9-rc5
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Backmerge tag 'v6.9-rc5' into drm-next

Linux 6.9-rc5

I've had a persistent msm failure on clang, and the fix is in fixes
so just pull it back to fix that.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2024-04-22 14:35:52 +10:00
Linus Torvalds
48cf398f15 Char/Misc driver fixes for 6.9-rc5
Here are some small char/misc and other driver fixes for 6.9-rc5.
 Included in here are the following:
   - binder driver fix for reported problem
   - speakup crash fix
   - mei driver fixes for reported problems
   - comdei driver fix
   - interconnect driver fixes
   - rtsx driver fix
   - peci.h kernel doc fix
 
 All of these have been in linux-next for over a week with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char / misc driver fixes from Greg KH:
 "Here are some small char/misc and other driver fixes for 6.9-rc5.
  Included in here are the following:

   - binder driver fix for reported problem

   - speakup crash fix

   - mei driver fixes for reported problems

   - comdei driver fix

   - interconnect driver fixes

   - rtsx driver fix

   - peci.h kernel doc fix

  All of these have been in linux-next for over a week with no reported
  problems"

* tag 'char-misc-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  peci: linux/peci.h: fix Excess kernel-doc description warning
  binder: check offset alignment in binder_get_object()
  comedi: vmk80xx: fix incomplete endpoint checking
  mei: vsc: Unregister interrupt handler for system suspend
  Revert "mei: vsc: Call wake_up() in the threaded IRQ handler"
  misc: rtsx: Fix rts5264 driver status incorrect when card removed
  mei: me: disable RPL-S on SPS and IGN firmwares
  speakup: Avoid crash on very long word
  interconnect: Don't access req_list while it's being manipulated
  interconnect: qcom: x1e80100: Remove inexistent ACV_PERF BCM
2024-04-21 10:32:58 -07:00
Linus Torvalds
977b1ef518 block-6.9-20240420
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Merge tag 'block-6.9-20240420' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:
 "Just two minor fixes that should go into the 6.9 kernel release, one
  fixing a regression with partition scanning errors, and one fixing a
  WARN_ON() that can get triggered if we race with a timer"

* tag 'block-6.9-20240420' of git://git.kernel.dk/linux:
  blk-iocost: do not WARN if iocg was already offlined
  block: propagate partition scanning errors to the BLKRRPART ioctl
2024-04-20 11:28:02 -07:00
Linus Torvalds
560d4e7738 A couple clk driver fixes, a build fix, and a deadlock fix.
- Mediatek mt7988 has broken PCIe because the wrong parent is used
 
  - Mediatek clk drivers may deadlock when registering their clks because
    the clk provider device is repeatedly runtime PM resumed and
    suspended during probe and clk registration. Resuming the clk
    provider device deadlocks with an ABBA deadlock due to genpd_lock and
    the clk prepare_lock. The fix is to keep the device runtime resumed
    while registering clks.
 
  - Another runtime PM related deadlock, this time with disabling unused
    clks during late init. We get an ABBA deadlock where a device is
    runtime PM resuming (or suspending) while the disabling of unused
    clks is happening in parallel. That runtime PM action calls into the
    clk framework and tries to grab the clk prepare_lock while the
    disabling of unused clks holds the prepare_lock and is waiting for
    that runtime PM action to complete. The fix is to runtime resume all
    the clk provider devices before grabbing the clk prepare_lock during
    disable unused.
 
  - A build fix to provide an empty devm_clk_rate_exclusive_get()
    function when CONFIG_COMMON_CLK=n
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Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk fixes from Stephen Boyd:
 "A couple clk driver fixes, a build fix, and a deadlock fix:

   - Mediatek mt7988 has broken PCIe because the wrong parent is used

   - Mediatek clk drivers may deadlock when registering their clks
     because the clk provider device is repeatedly runtime PM resumed
     and suspended during probe and clk registration.

     Resuming the clk provider device deadlocks with an ABBA deadlock
     due to genpd_lock and the clk prepare_lock. The fix is to keep the
     device runtime resumed while registering clks.

   - Another runtime PM related deadlock, this time with disabling
     unused clks during late init.

     We get an ABBA deadlock where a device is runtime PM resuming (or
     suspending) while the disabling of unused clks is happening in
     parallel. That runtime PM action calls into the clk framework and
     tries to grab the clk prepare_lock while the disabling of unused
     clks holds the prepare_lock and is waiting for that runtime PM
     action to complete.

     The fix is to runtime resume all the clk provider devices before
     grabbing the clk prepare_lock during disable unused.

   - A build fix to provide an empty devm_clk_rate_exclusive_get()
     function when CONFIG_COMMON_CLK=n"

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: mediatek: mt7988-infracfg: fix clocks for 2nd PCIe port
  clk: mediatek: Do a runtime PM get on controllers during probe
  clk: Get runtime PM before walking tree for clk_summary
  clk: Get runtime PM before walking tree during disable_unused
  clk: Initialize struct clk_core kref earlier
  clk: Don't hold prepare_lock when calling kref_put()
  clk: Remove prepare_lock hold assertion in __clk_release()
  clk: Provide !COMMON_CLK dummy for devm_clk_rate_exclusive_get()
2024-04-20 10:36:02 -07:00
Linus Torvalds
9c6e84e4ba Bootconfig fixes for v6.9-rc4:
- Fix potential static_command_line buffer overrun. Currently we allocate
   the memory for static_command_line based on "boot_command_line", but it
   will copy "command_line" into it. So we use the length of "command_line"
   instead of "boot_command_line" (as previously we did).
 - Use memblock_free_late() in xbc_exit() instead of memblock_free() after
   the buddy system is initialized.
 - Fix a kerneldoc warning.
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Merge tag 'bootconfig-fixes-v6.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull bootconfig fixes from Masami Hiramatsu:

 - Fix potential static_command_line buffer overrun.

   Currently we allocate the memory for static_command_line based on
   "boot_command_line", but it will copy "command_line" into it. So we
   use the length of "command_line" instead of "boot_command_line" (as
   we previously did)

 - Use memblock_free_late() in xbc_exit() instead of memblock_free()
   after the buddy system is initialized

 - Fix a kerneldoc warning

* tag 'bootconfig-fixes-v6.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  bootconfig: Fix the kerneldoc of _xbc_exit()
  bootconfig: use memblock_free_late to free xbc memory to buddy
  init/main.c: Fix potential static_command_line memory overflow
2024-04-19 09:52:09 -07:00
Linus Torvalds
54c23548e0 15 hotfixes. 9 are cc:stable and the remainder address post-6.8 issues
or aren't considered suitable for backporting.
 
 There are a significant number of fixups for this cycle's page_owner
 changes (series "page_owner: print stacks and their outstanding
 allocations").  Apart from that, singleton changes all over, mainly in MM.
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Merge tag 'mm-hotfixes-stable-2024-04-18-14-41' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull misc fixes from Andrew Morton:
 "15 hotfixes. 9 are cc:stable and the remainder address post-6.8 issues
  or aren't considered suitable for backporting.

  There are a significant number of fixups for this cycle's page_owner
  changes (series "page_owner: print stacks and their outstanding
  allocations"). Apart from that, singleton changes all over, mainly in
  MM"

* tag 'mm-hotfixes-stable-2024-04-18-14-41' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  nilfs2: fix OOB in nilfs_set_de_type
  MAINTAINERS: update Naoya Horiguchi's email address
  fork: defer linking file vma until vma is fully initialized
  mm/shmem: inline shmem_is_huge() for disabled transparent hugepages
  mm,page_owner: defer enablement of static branch
  Squashfs: check the inode number is not the invalid value of zero
  mm,swapops: update check in is_pfn_swap_entry for hwpoison entries
  mm/memory-failure: fix deadlock when hugetlb_optimize_vmemmap is enabled
  mm/userfaultfd: allow hugetlb change protection upon poison entry
  mm,page_owner: fix printing of stack records
  mm,page_owner: fix accounting of pages when migrating
  mm,page_owner: fix refcount imbalance
  mm,page_owner: update metadata for tail pages
  userfaultfd: change src_folio after ensuring it's unpinned in UFFDIO_MOVE
  mm/madvise: make MADV_POPULATE_(READ|WRITE) handle VM_FAULT_RETRY properly
2024-04-19 09:13:35 -07:00
Linus Torvalds
7586c8501d A little calmer than usual, probably just the timing of sub-tree PRs.
Including fixes from netfilter.
 
 Current release - regressions:
 
  - inet: bring NLM_DONE out to a separate recv() again, fix user space
    which assumes multiple recv()s will happen and gets blocked forever
 
  - drv: mlx5:
   - restore mistakenly dropped parts in register devlink flow
   - use channel mdev reference instead of global mdev instance
     for coalescing
   - acquire RTNL lock before RQs/SQs activation/deactivation
 
 Previous releases - regressions:
 
  - net: change maximum number of UDP segments to 128, fix virtio
    compatibility with Windows peers
 
  - usb: ax88179_178a: avoid writing the mac address before first reading
 
 Previous releases - always broken:
 
  - sched: fix mirred deadlock on device recursion
 
  - netfilter:
    - br_netfilter: skip conntrack input hook for promisc packets
    - fixes removal of duplicate elements in the pipapo set backend
    - various fixes for abort paths and error handling
 
  - af_unix: don't peek OOB data without MSG_OOB
 
  - drv: flower: fix fragment flags handling in multiple drivers
 
  - drv: ravb: fix jumbo frames and packet stats accounting
 
 Misc:
 
  - kselftest_harness: fix Clang warning about zero-length format
 
  - tun: limit printing rate when illegal packet received by tun dev
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "A little calmer than usual, probably just the timing of sub-tree PRs.

  Including fixes from netfilter.

  Current release - regressions:

   - inet: bring NLM_DONE out to a separate recv() again, fix user space
     which assumes multiple recv()s will happen and gets blocked forever

   - drv: mlx5:
       - restore mistakenly dropped parts in register devlink flow
       - use channel mdev reference instead of global mdev instance for
         coalescing
       - acquire RTNL lock before RQs/SQs activation/deactivation

  Previous releases - regressions:

   - net: change maximum number of UDP segments to 128, fix virtio
     compatibility with Windows peers

   - usb: ax88179_178a: avoid writing the mac address before first
     reading

  Previous releases - always broken:

   - sched: fix mirred deadlock on device recursion

   - netfilter:
       - br_netfilter: skip conntrack input hook for promisc packets
       - fixes removal of duplicate elements in the pipapo set backend
       - various fixes for abort paths and error handling

   - af_unix: don't peek OOB data without MSG_OOB

   - drv: flower: fix fragment flags handling in multiple drivers

   - drv: ravb: fix jumbo frames and packet stats accounting

  Misc:

   - kselftest_harness: fix Clang warning about zero-length format

   - tun: limit printing rate when illegal packet received by tun dev"

* tag 'net-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (46 commits)
  net: ethernet: ti: am65-cpsw-nuss: cleanup DMA Channels before using them
  net: usb: ax88179_178a: avoid writing the mac address before first reading
  net: ravb: Fix RX byte accounting for jumbo packets
  net: ravb: Fix GbEth jumbo packet RX checksum handling
  net: ravb: Allow RX loop to move past DMA mapping errors
  net: ravb: Count packets instead of descriptors in R-Car RX path
  net: ethernet: mtk_eth_soc: fix WED + wifi reset
  net:usb:qmi_wwan: support Rolling modules
  selftests: kselftest_harness: fix Clang warning about zero-length format
  net/sched: Fix mirred deadlock on device recursion
  netfilter: nf_tables: fix memleak in map from abort path
  netfilter: nf_tables: restore set elements when delete set fails
  netfilter: nf_tables: missing iterator type in lookup walk
  s390/ism: Properly fix receive message buffer allocation
  net: dsa: mt7530: fix port mirroring for MT7988 SoC switch
  net: dsa: mt7530: fix mirroring frames received on local port
  tun: limit printing rate when illegal packet received by tun dev
  ice: Fix checking for unsupported keys on non-tunnel device
  ice: tc: allow zero flags in parsing tc flower
  ice: tc: check src_vsi in case of traffic from VF
  ...
2024-04-18 11:40:54 -07:00
Linus Torvalds
360a348fd7 gpio fixes for v6.9-rc5
- use -ENOTSUPP consistently in Intel GPIO drivers
 - don't include dt-bindings headers in gpio-swnode code
 - add missing of device table to gpio-lpc32xx and fix autoloading
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Merge tag 'gpio-fixes-for-v6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux

Pull gpio fixes from Bartosz Golaszewski:

 - use -ENOTSUPP consistently in Intel GPIO drivers

 - don't include dt-bindings headers in gpio-swnode code

 - add missing of device table to gpio-lpc32xx and fix autoloading

* tag 'gpio-fixes-for-v6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
  gpiolib: swnode: Remove wrong header inclusion
  gpio: lpc32xx: fix module autoloading
  gpio: crystalcove: Use -ENOTSUPP consistently
  gpio: wcove: Use -ENOTSUPP consistently
2024-04-18 10:18:03 -07:00
Christoph Hellwig
752863bdda block: propagate partition scanning errors to the BLKRRPART ioctl
Commit 4601b4b130 ("block: reopen the device in blkdev_reread_part")
lost the propagation of I/O errors from the low-level read of the
partition table to the user space caller of the BLKRRPART.

Apparently some user space relies on, so restore the propagation.  This
isn't exactly pretty as other block device open calls explicitly do not
are about these errors, so add a new BLK_OPEN_STRICT_SCAN to opt into
the error propagation.

Fixes: 4601b4b130 ("block: reopen the device in blkdev_reread_part")
Reported-by: Saranya Muruganandam <saranyamohan@google.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
Tested-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
Link: https://lore.kernel.org/r/20240417144743.2277601-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2024-04-18 09:34:34 -06:00
Andy Shevchenko
69ffed4b62 gpiolib: swnode: Remove wrong header inclusion
The flags in the software node properties are supposed to be
the GPIO lookup flags, which are provided by gpio/machine.h,
as the software nodes are the kernel internal thing and doesn't
need to rely to any of ABIs.

Fixes: e7f9ff5dc9 ("gpiolib: add support for software nodes")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2024-04-17 22:48:14 +02:00
Sumanth Korikkar
1f737846aa mm/shmem: inline shmem_is_huge() for disabled transparent hugepages
In order to  minimize code size (CONFIG_CC_OPTIMIZE_FOR_SIZE=y),
compiler might choose to make a regular function call (out-of-line) for
shmem_is_huge() instead of inlining it. When transparent hugepages are
disabled (CONFIG_TRANSPARENT_HUGEPAGE=n), it can cause compilation
error.

mm/shmem.c: In function `shmem_getattr':
./include/linux/huge_mm.h:383:27: note: in expansion of macro `BUILD_BUG'
  383 | #define HPAGE_PMD_SIZE ({ BUILD_BUG(); 0; })
      |                           ^~~~~~~~~
mm/shmem.c:1148:33: note: in expansion of macro `HPAGE_PMD_SIZE'
 1148 |                 stat->blksize = HPAGE_PMD_SIZE;

To prevent the possible error, always inline shmem_is_huge() when
transparent hugepages are disabled.

Link: https://lkml.kernel.org/r/20240409155407.2322714-1-sumanthk@linux.ibm.com
Signed-off-by: Sumanth Korikkar <sumanthk@linux.ibm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Ilya Leoshkevich <iii@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-04-16 15:39:51 -07:00
Oscar Salvador
07a57a338a mm,swapops: update check in is_pfn_swap_entry for hwpoison entries
Tony reported that the Machine check recovery was broken in v6.9-rc1, as
he was hitting a VM_BUG_ON when injecting uncorrectable memory errors to
DRAM.

After some more digging and debugging on his side, he realized that this
went back to v6.1, with the introduction of 'commit 0d206b5d2e
("mm/swap: add swp_offset_pfn() to fetch PFN from swap entry")'.  That
commit, among other things, introduced swp_offset_pfn(), replacing
hwpoison_entry_to_pfn() in its favour.

The patch also introduced a VM_BUG_ON() check for is_pfn_swap_entry(), but
is_pfn_swap_entry() never got updated to cover hwpoison entries, which
means that we would hit the VM_BUG_ON whenever we would call
swp_offset_pfn() for such entries on environments with CONFIG_DEBUG_VM
set.  Fix this by updating the check to cover hwpoison entries as well,
and update the comment while we are it.

Link: https://lkml.kernel.org/r/20240407130537.16977-1-osalvador@suse.de
Fixes: 0d206b5d2e ("mm/swap: add swp_offset_pfn() to fetch PFN from swap entry")
Signed-off-by: Oscar Salvador <osalvador@suse.de>
Reported-by: Tony Luck <tony.luck@intel.com>
Closes: https://lore.kernel.org/all/Zg8kLSl2yAlA3o5D@agluck-desk3/
Tested-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: <stable@vger.kernel.org>	[6.1.x]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-04-16 15:39:50 -07:00
Tvrtko Ursulin
bfc7bc5393
dma-buf: Do not build debugfs related code when !CONFIG_DEBUG_FS
There is no point in compiling in the list and mutex operations which are
only used from the dma-buf debugfs code, if debugfs is not compiled in.

Put the code in questions behind some kconfig guards and so save some text
and maybe even a pointer per object at runtime when not enabled.

Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Christian König <christian.koenig@amd.com>
Cc: linux-media@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: linaro-mm-sig@lists.linaro.org
Cc: linux-kernel@vger.kernel.org
Cc: kernel-dev@igalia.com
Reviewed-by: T.J. Mercier <tjmercier@google.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240328145323.68872-1-tursulin@igalia.com
2024-04-15 13:56:32 -03:00
Linus Torvalds
c748fc3b1f Misc timer fixes:
- Address a (valid) W=1 build warning
 
  - Fix timer self-tests
 
  - Annotate a KCSAN warning wrt. accesses to the
    tick_do_timer_cpu global variable.
 
  - Address a !CONFIG_BUG build warning
 
 Heads up for the !CONFIG_BUG warning patch, which we
 addressed with:
 
    5284984a4f bug: Fix no-return-statement warning with !CONFIG_BUG
 
 Not everyone agreed though, see:
 
   https://lore.kernel.org/all/20240410153212.127477-1-adrian.hunter@intel.com
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'timers-urgent-2024-04-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timer fixes from Ingo Molnar:

 - Address a (valid) W=1 build warning

 - Fix timer self-tests

 - Annotate a KCSAN warning wrt. accesses to the tick_do_timer_cpu
   global variable

 - Address a !CONFIG_BUG build warning

* tag 'timers-urgent-2024-04-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  selftests: kselftest: Fix build failure with NOLIBC
  selftests: timers: Fix abs() warning in posix_timers test
  selftests: kselftest: Mark functions that unconditionally call exit() as __noreturn
  selftests: timers: Fix posix_timers ksft_print_msg() warning
  selftests: timers: Fix valid-adjtimex signed left-shift undefined behavior
  bug: Fix no-return-statement warning with !CONFIG_BUG
  timekeeping: Use READ/WRITE_ONCE() for tick_do_timer_cpu
  selftests/timers/posix_timers: Reimplement check_timer_distribution()
  irqflags: Explicitly ignore lockdep_hrtimer_exit() argument
2024-04-14 10:32:22 -07:00
Linus Torvalds
fa37b3be18 Fix a PREEMPT_RT build bug.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'locking-urgent-2024-04-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull locking fix from Ingo Molnar:
 "Fix a PREEMPT_RT build bug"

* tag 'locking-urgent-2024-04-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  locking: Make rwsem_assert_held_write_nolockdep() build with PREEMPT_RT=y
2024-04-14 10:13:56 -07:00
Linus Torvalds
399f4dae68 virtio: bugfixes
Some small, obvious (in hindsight) bugfixes:
 
 - new ioctl in vhost-vdpa has a wrong # - not too late to fix
 
 - vhost has apparently been lacking an smp_rmb() -
   due to code duplication :( The duplication will be fixed in
   the next merge cycle, this is a minimal fix.
 
 - an error message in vhost talks about guest moving used index -
   which of course never happens, guest only ever moves the
   available index.
 
 - i2c-virtio didn't set the driver owner so it did not get
   refcounted correctly.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

Pull virtio bugfixes from Michael Tsirkin:
 "Some small, obvious (in hindsight) bugfixes:

   - new ioctl in vhost-vdpa has a wrong # - not too late to fix

   - vhost has apparently been lacking an smp_rmb() - due to code
     duplication :( The duplication will be fixed in the next merge
     cycle, this is a minimal fix

   - an error message in vhost talks about guest moving used index -
     which of course never happens, guest only ever moves the available
     index

   - i2c-virtio didn't set the driver owner so it did not get refcounted
     correctly"

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost:
  vhost: correct misleading printing information
  vhost-vdpa: change ioctl # for VDPA_GET_VRING_SIZE
  virtio: store owner from modules with register_virtio_driver()
  vhost: Add smp_rmb() in vhost_enable_notify()
  vhost: Add smp_rmb() in vhost_vq_avail_empty()
2024-04-14 10:05:59 -07:00
Yuri Benditovich
1382e3b6a3 net: change maximum number of UDP segments to 128
The commit fc8b2a6194
("net: more strict VIRTIO_NET_HDR_GSO_UDP_L4 validation")
adds check of potential number of UDP segments vs
UDP_MAX_SEGMENTS in linux/virtio_net.h.
After this change certification test of USO guest-to-guest
transmit on Windows driver for virtio-net device fails,
for example with packet size of ~64K and mss of 536 bytes.
In general the USO should not be more restrictive than TSO.
Indeed, in case of unreasonably small mss a lot of segments
can cause queue overflow and packet loss on the destination.
Limit of 128 segments is good for any practical purpose,
with minimal meaningful mss of 536 the maximal UDP packet will
be divided to ~120 segments.
The number of segments for UDP packets is validated vs
UDP_MAX_SEGMENTS also in udp.c (v4,v6), this does not affect
quest-to-guest path but does affect packets sent to host, for
example.
It is important to mention that UDP_MAX_SEGMENTS is kernel-only
define and not available to user mode socket applications.
In order to request MSS smaller than MTU the applications
just uses setsockopt with SOL_UDP and UDP_SEGMENT and there is
no limitations on socket API level.

Fixes: fc8b2a6194 ("net: more strict VIRTIO_NET_HDR_GSO_UDP_L4 validation")
Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2024-04-14 17:05:08 +01:00
Qiang Zhang
89f9a1e876 bootconfig: use memblock_free_late to free xbc memory to buddy
On the time to free xbc memory in xbc_exit(), memblock may has handed
over memory to buddy allocator. So it doesn't make sense to free memory
back to memblock. memblock_free() called by xbc_exit() even causes UAF bugs
on architectures with CONFIG_ARCH_KEEP_MEMBLOCK disabled like x86.
Following KASAN logs shows this case.

This patch fixes the xbc memory free problem by calling memblock_free()
in early xbc init error rewind path and calling memblock_free_late() in
xbc exit path to free memory to buddy allocator.

[    9.410890] ==================================================================
[    9.418962] BUG: KASAN: use-after-free in memblock_isolate_range+0x12d/0x260
[    9.426850] Read of size 8 at addr ffff88845dd30000 by task swapper/0/1

[    9.435901] CPU: 9 PID: 1 Comm: swapper/0 Tainted: G     U             6.9.0-rc3-00208-g586b5dfb51b9 #5
[    9.446403] Hardware name: Intel Corporation RPLP LP5 (CPU:RaptorLake)/RPLP LP5 (ID:13), BIOS IRPPN02.01.01.00.00.19.015.D-00000000 Dec 28 2023
[    9.460789] Call Trace:
[    9.463518]  <TASK>
[    9.465859]  dump_stack_lvl+0x53/0x70
[    9.469949]  print_report+0xce/0x610
[    9.473944]  ? __virt_addr_valid+0xf5/0x1b0
[    9.478619]  ? memblock_isolate_range+0x12d/0x260
[    9.483877]  kasan_report+0xc6/0x100
[    9.487870]  ? memblock_isolate_range+0x12d/0x260
[    9.493125]  memblock_isolate_range+0x12d/0x260
[    9.498187]  memblock_phys_free+0xb4/0x160
[    9.502762]  ? __pfx_memblock_phys_free+0x10/0x10
[    9.508021]  ? mutex_unlock+0x7e/0xd0
[    9.512111]  ? __pfx_mutex_unlock+0x10/0x10
[    9.516786]  ? kernel_init_freeable+0x2d4/0x430
[    9.521850]  ? __pfx_kernel_init+0x10/0x10
[    9.526426]  xbc_exit+0x17/0x70
[    9.529935]  kernel_init+0x38/0x1e0
[    9.533829]  ? _raw_spin_unlock_irq+0xd/0x30
[    9.538601]  ret_from_fork+0x2c/0x50
[    9.542596]  ? __pfx_kernel_init+0x10/0x10
[    9.547170]  ret_from_fork_asm+0x1a/0x30
[    9.551552]  </TASK>

[    9.555649] The buggy address belongs to the physical page:
[    9.561875] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x45dd30
[    9.570821] flags: 0x200000000000000(node=0|zone=2)
[    9.576271] page_type: 0xffffffff()
[    9.580167] raw: 0200000000000000 ffffea0011774c48 ffffea0012ba1848 0000000000000000
[    9.588823] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
[    9.597476] page dumped because: kasan: bad access detected

[    9.605362] Memory state around the buggy address:
[    9.610714]  ffff88845dd2ff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    9.618786]  ffff88845dd2ff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[    9.626857] >ffff88845dd30000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[    9.634930]                    ^
[    9.638534]  ffff88845dd30080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[    9.646605]  ffff88845dd30100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[    9.654675] ==================================================================

Link: https://lore.kernel.org/all/20240414114944.1012359-1-qiang4.zhang@linux.intel.com/

Fixes: 40caa127f3 ("init: bootconfig: Remove all bootconfig data when the init memory is removed")
Cc: Stable@vger.kernel.org
Signed-off-by: Qiang Zhang <qiang4.zhang@intel.com>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
2024-04-14 22:00:43 +09:00
Linus Torvalds
c7adbe2eb7 io_uring-6.9-20240412
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Merge tag 'io_uring-6.9-20240412' of git://git.kernel.dk/linux

Pull io_uring fixes from Jens Axboe:

 - Fix for sigmask restoring while waiting for events (Alexey)

 - Typo fix in comment (Haiyue)

 - Fix for a msg_control retstore on SEND_ZC retries (Pavel)

* tag 'io_uring-6.9-20240412' of git://git.kernel.dk/linux:
  io-uring: correct typo in comment for IOU_F_TWQ_LAZY_WAKE
  io_uring/net: restore msg_control on sendzc retry
  io_uring: Fix io_cqring_wait() not restoring sigmask on get_timespec64() failure
2024-04-12 10:19:36 -07:00
Linus Torvalds
d1c13e8004 drm fixes for 6.9-rc4
client:
 - Protect connector modes with mode_config mutex
 
 ast:
 - Fix soft lockup
 
 host1x:
 - Do not setup DMA for virtual addresses
 
 ivpu:
 - Fix deadlock in context_xa
 - PCI fixes
 - Fixes to error handling
 
 nouveau:
 - gsp: Fix OOB access
 - Fix casting
 
 panfrost:
 - Fix error path in MMU code
 
 qxl:
 - Revert "drm/qxl: simplify qxl_fence_wait"
 
 vmwgfx:
 - Enable DMA for SEV mappings
 
 i915:
 - Couple CDCLK programming fixes
 - HDCP related fix
 - 4 Bigjoiner related fixes
 - Fix for a circular locking around GuC on reset+wedged case
 
 xe:
 - Fix double display mutex initializations
 - Fix u32 -> u64 implicit conversions
 - Fix RING_CONTEXT_CONTROL not marked as masked
 
 msm:
 - DP refcount leak fix on disconnect
 - Add missing newlines to prints in msm_fb and msm_kms
 - fix dpu debugfs entry permissions
 - Fix the interface table for the catalog of X1E80100
 - fix irq message printing
 - Bindings fix to add DP node as child of mdss for mdss node
 - Minor typo fix in DP driver API which handles port status change
 - fix CHRASHDUMP_READ()
 - fix HHB (highest bank bit) for a619 to fix UBWC corruption
 
 amdgpu:
 - GPU reset fixes
 - Fix some confusing logging
 - UMSCH fix
 - Aborted suspend fix
 - DCN 3.5 fixes
 - S4 fix
 - MES logging fixes
 - SMU 14 fixes
 - SDMA 4.4.2 fix
 - KASAN fix
 - SMU 13.0.10 fix
 - VCN partition fix
 - GFX11 fixes
 - DWB fixes
 - Plane handling fix
 - FAMS fix
 - DCN 3.1.6 fix
 - VSC SDP fixes
 - OLED panel fix
 - GFX 11.5 fix
 
 amdkfd:
 - GPU reset fixes
 - fix ioctl integer overflow
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Merge tag 'drm-fixes-2024-04-12' of https://gitlab.freedesktop.org/drm/kernel

Pull drm fixes from Dave Airlie:
 "Looks like everyone woke up after holidays, this weeks pull has a
  bunch of stuff all over, 2 weeks worth of amdgpu is a lot of it, then
  i915/xe have a few, a bunch of msm fixes, then some scattered driver
  fixes.

  I expect things will settle down for rc5.

  client:
   - Protect connector modes with mode_config mutex

  ast:
   - Fix soft lockup

  host1x:
   - Do not setup DMA for virtual addresses

  ivpu:
   - Fix deadlock in context_xa
   - PCI fixes
   - Fixes to error handling

  nouveau:
   - gsp: Fix OOB access
   - Fix casting

  panfrost:
   - Fix error path in MMU code

  qxl:
   - Revert "drm/qxl: simplify qxl_fence_wait"

  vmwgfx:
   - Enable DMA for SEV mappings

  i915:
   - Couple CDCLK programming fixes
   - HDCP related fix
   - 4 Bigjoiner related fixes
   - Fix for a circular locking around GuC on reset+wedged case

  xe:
   - Fix double display mutex initializations
   - Fix u32 -> u64 implicit conversions
   - Fix RING_CONTEXT_CONTROL not marked as masked

  msm:
   - DP refcount leak fix on disconnect
   - Add missing newlines to prints in msm_fb and msm_kms
   - fix dpu debugfs entry permissions
   - Fix the interface table for the catalog of X1E80100
   - fix irq message printing
   - Bindings fix to add DP node as child of mdss for mdss node
   - Minor typo fix in DP driver API which handles port status change
   - fix CHRASHDUMP_READ()
   - fix HHB (highest bank bit) for a619 to fix UBWC corruption

  amdgpu:
   - GPU reset fixes
   - Fix some confusing logging
   - UMSCH fix
   - Aborted suspend fix
   - DCN 3.5 fixes
   - S4 fix
   - MES logging fixes
   - SMU 14 fixes
   - SDMA 4.4.2 fix
   - KASAN fix
   - SMU 13.0.10 fix
   - VCN partition fix
   - GFX11 fixes
   - DWB fixes
   - Plane handling fix
   - FAMS fix
   - DCN 3.1.6 fix
   - VSC SDP fixes
   - OLED panel fix
   - GFX 11.5 fix

  amdkfd:
   - GPU reset fixes
   - fix ioctl integer overflow"

* tag 'drm-fixes-2024-04-12' of https://gitlab.freedesktop.org/drm/kernel: (65 commits)
  amdkfd: use calloc instead of kzalloc to avoid integer overflow
  drm/xe: Label RING_CONTEXT_CONTROL as masked
  drm/xe/xe_migrate: Cast to output precision before multiplying operands
  drm/xe/hwmon: Cast result to output precision on left shift of operand
  drm/xe/display: Fix double mutex initialization
  drm/amdgpu: differentiate external rev id for gfx 11.5.0
  drm/amd/display: Adjust dprefclk by down spread percentage.
  drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST
  drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4
  drm/amd/display: fix disable otg wa logic in DCN316
  drm/amd/display: Do not recursively call manual trigger programming
  drm/amd/display: always reset ODM mode in context when adding first plane
  drm/amdgpu: fix incorrect number of active RBs for gfx11
  drm/amd/display: Return max resolution supported by DWB
  amd/amdkfd: sync all devices to wait all processes being evicted
  drm/amdgpu: clear set_q_mode_offs when VM changed
  drm/amdgpu: Fix VCN allocation in CPX partition
  drm/amd/pm: fix the high voltage issue after unload
  drm/amd/display: Skip on writeback when it's not applicable
  drm/amdgpu: implement IRQ_STATE_ENABLE for SDMA v4.4.2
  ...
2024-04-12 08:27:09 -07:00
Linus Torvalds
52e5070f60 hyperv-fixes for v6.9-rc4
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Merge tag 'hyperv-fixes-signed-20240411' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux

Pull hyperv fixes from Wei Liu:

 - Some cosmetic changes (Erni Sri Satya Vennela, Li Zhijian)

 - Introduce hv_numa_node_to_pxm_info() (Nuno Das Neves)

 - Fix KVP daemon to handle IPv4 and IPv6 combination for keyfile format
   (Shradha Gupta)

 - Avoid freeing decrypted memory in a confidential VM (Rick Edgecombe
   and Michael Kelley)

* tag 'hyperv-fixes-signed-20240411' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux:
  Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted
  uio_hv_generic: Don't free decrypted memory
  hv_netvsc: Don't free decrypted memory
  Drivers: hv: vmbus: Track decrypted status in vmbus_gpadl
  Drivers: hv: vmbus: Leak pages if set_memory_encrypted() fails
  hv/hv_kvp_daemon: Handle IPv4 and Ipv6 combination for keyfile format
  hv: vmbus: Convert sprintf() family to sysfs_emit() family
  mshyperv: Introduce hv_numa_node_to_pxm_info()
  x86/hyperv: Cosmetic changes for hv_apic.c
2024-04-11 16:23:56 -07:00
Dave Airlie
1b24b3cd1a Short summary of fixes pull:
ast:
 - Fix soft lockup
 
 client:
 - Protect connector modes with mode_config mutex
 
 host1x:
 - Do not setup DMA for virtual addresses
 
 ivpu:
 - Fix deadlock in context_xa
 - PCI fixes
 - Fixes to error handling
 
 nouveau:
 - gsp: Fix OOB access
 - Fix casting
 
 panfrost:
 - Fix error path in MMU code
 
 qxl:
 - Revert "drm/qxl: simplify qxl_fence_wait"
 
 vmwgfx:
 - Enable DMA for SEV mappings
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Merge tag 'drm-misc-fixes-2024-04-11' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes

Short summary of fixes pull:

ast:
- Fix soft lockup

client:
- Protect connector modes with mode_config mutex

host1x:
- Do not setup DMA for virtual addresses

ivpu:
- Fix deadlock in context_xa
- PCI fixes
- Fixes to error handling

nouveau:
- gsp: Fix OOB access
- Fix casting

panfrost:
- Fix error path in MMU code

qxl:
- Revert "drm/qxl: simplify qxl_fence_wait"

vmwgfx:
- Enable DMA for SEV mappings

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

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240411073403.GA9895@localhost.localdomain
2024-04-12 05:35:46 +10:00
Linus Torvalds
2ae9a8972c Including fixes from bluetooth.
Current release - new code bugs:
 
   - netfilter: complete validation of user input
 
   - mlx5: disallow SRIOV switchdev mode when in multi-PF netdev
 
 Previous releases - regressions:
 
   - core: fix u64_stats_init() for lockdep when used repeatedly in one file
 
   - ipv6: fix race condition between ipv6_get_ifaddr and ipv6_del_addr
 
   - bluetooth: fix memory leak in hci_req_sync_complete()
 
   - batman-adv: avoid infinite loop trying to resize local TT
 
   - drv: geneve: fix header validation in geneve[6]_xmit_skb
 
   - drv: bnxt_en: fix possible memory leak in bnxt_rdma_aux_device_init()
 
   - drv: mlx5: offset comp irq index in name by one
 
   - drv: ena: avoid double-free clearing stale tx_info->xdpf value
 
   - drv: pds_core: fix pdsc_check_pci_health deadlock
 
 Previous releases - always broken:
 
   - xsk: validate user input for XDP_{UMEM|COMPLETION}_FILL_RING
 
   - bluetooth: fix setsockopt not validating user input
 
   - af_unix: clear stale u->oob_skb.
 
   - nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies
 
   - drv: virtio_net: fix guest hangup on invalid RSS update
 
   - drv: mlx5e: Fix mlx5e_priv_init() cleanup flow
 
   - dsa: mt7530: trap link-local frames regardless of ST Port State
 
 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Merge tag 'net-6.9-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 - new code bugs:

   - netfilter: complete validation of user input

   - mlx5: disallow SRIOV switchdev mode when in multi-PF netdev

  Previous releases - regressions:

   - core: fix u64_stats_init() for lockdep when used repeatedly in one
     file

   - ipv6: fix race condition between ipv6_get_ifaddr and ipv6_del_addr

   - bluetooth: fix memory leak in hci_req_sync_complete()

   - batman-adv: avoid infinite loop trying to resize local TT

   - drv: geneve: fix header validation in geneve[6]_xmit_skb

   - drv: bnxt_en: fix possible memory leak in
     bnxt_rdma_aux_device_init()

   - drv: mlx5: offset comp irq index in name by one

   - drv: ena: avoid double-free clearing stale tx_info->xdpf value

   - drv: pds_core: fix pdsc_check_pci_health deadlock

  Previous releases - always broken:

   - xsk: validate user input for XDP_{UMEM|COMPLETION}_FILL_RING

   - bluetooth: fix setsockopt not validating user input

   - af_unix: clear stale u->oob_skb.

   - nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies

   - drv: virtio_net: fix guest hangup on invalid RSS update

   - drv: mlx5e: Fix mlx5e_priv_init() cleanup flow

   - dsa: mt7530: trap link-local frames regardless of ST Port State"

* tag 'net-6.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (59 commits)
  net: ena: Set tx_info->xdpf value to NULL
  net: ena: Fix incorrect descriptor free behavior
  net: ena: Wrong missing IO completions check order
  net: ena: Fix potential sign extension issue
  af_unix: Fix garbage collector racing against connect()
  net: dsa: mt7530: trap link-local frames regardless of ST Port State
  Revert "s390/ism: fix receive message buffer allocation"
  net: sparx5: fix wrong config being used when reconfiguring PCS
  net/mlx5: fix possible stack overflows
  net/mlx5: Disallow SRIOV switchdev mode when in multi-PF netdev
  net/mlx5e: RSS, Block XOR hash with over 128 channels
  net/mlx5e: Do not produce metadata freelist entries in Tx port ts WQE xmit
  net/mlx5e: HTB, Fix inconsistencies with QoS SQs number
  net/mlx5e: Fix mlx5e_priv_init() cleanup flow
  net/mlx5e: RSS, Block changing channels number when RXFH is configured
  net/mlx5: Correctly compare pkt reformat ids
  net/mlx5: Properly link new fs rules into the tree
  net/mlx5: offset comp irq index in name by one
  net/mlx5: Register devlink first under devlink lock
  net/mlx5: E-switch, store eswitch pointer before registering devlink_param
  ...
2024-04-11 11:46:31 -07:00
Linus Torvalds
5de6b46799 LoongArch fixes for v6.9-rc4
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Merge tag 'loongarch-fixes-6.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson

Pull LoongArch fixes from Huacai Chen:

 - make {virt, phys, page, pfn} translation work with KFENCE for
   LoongArch (otherwise NVMe and virtio-blk cannot work with KFENCE
   enabled)

 - update dts files for Loongson-2K series to make devices work
   correctly

 - fix a build error

* tag 'loongarch-fixes-6.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson:
  LoongArch: Include linux/sizes.h in addrspace.h to prevent build errors
  LoongArch: Update dts for Loongson-2K2000 to support GMAC/GNET
  LoongArch: Update dts for Loongson-2K2000 to support PCI-MSI
  LoongArch: Update dts for Loongson-2K2000 to support ISA/LPC
  LoongArch: Update dts for Loongson-2K1000 to support ISA/LPC
  LoongArch: Make virt_addr_valid()/__virt_addr_valid() work with KFENCE
  LoongArch: Make {virt, phys, page, pfn} translation work with KFENCE
  mm: Move lowmem_page_address() a little later
2024-04-11 11:30:42 -07:00
Randy Dunlap
ebaed6d4de peci: linux/peci.h: fix Excess kernel-doc description warning
Remove the @controller: line to prevent the kernel-doc warning:

include/linux/peci.h:84: warning: Excess struct member 'controller' description in 'peci_device'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Iwona Winiarska <iwona.winiarska@intel.com>
Cc: openbmc@lists.ozlabs.org
Reviewed-by: Iwona Winiarska <iwona.winiarska@intel.com>
Fixes: 6523d3b2ff ("peci: Add core infrastructure")
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20240329182910.29495-1-rdunlap@infradead.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-04-11 17:06:06 +02:00
Linus Torvalds
03a55b6391 Bootconfig fixes for v6.9-rc3:
- fs/proc: Fix to not show original kernel cmdline more than twice on
   /proc/bootconfig.
 - fs/proc: Fix to show the original cmdline only if the bootconfig
   modifies it.
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Merge tag 'bootconfig-fixes-v6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull bootconfig fixes from Masami Hiramatsu:

 - show the original cmdline only once, and only if it was modeified by
   bootconfig

* tag 'bootconfig-fixes-v6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  fs/proc: Skip bootloader comment if no embedded kernel parameters
  fs/proc: remove redundant comments from /proc/bootconfig
2024-04-10 19:42:45 -07:00
Rick Edgecombe
211f514ebf Drivers: hv: vmbus: Track decrypted status in vmbus_gpadl
In CoCo VMs it is possible for the untrusted host to cause
set_memory_encrypted() or set_memory_decrypted() to fail such that an
error is returned and the resulting memory is shared. Callers need to
take care to handle these errors to avoid returning decrypted (shared)
memory to the page allocator, which could lead to functional or security
issues.

In order to make sure callers of vmbus_establish_gpadl() and
vmbus_teardown_gpadl() don't return decrypted/shared pages to
allocators, add a field in struct vmbus_gpadl to keep track of the
decryption status of the buffers. This will allow the callers to
know if they should free or leak the pages.

Signed-off-by: Rick Edgecombe <rick.p.edgecombe@intel.com>
Signed-off-by: Michael Kelley <mhklinux@outlook.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Link: https://lore.kernel.org/r/20240311161558.1310-3-mhklinux@outlook.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Message-ID: <20240311161558.1310-3-mhklinux@outlook.com>
2024-04-10 21:33:32 +00:00
Linus Torvalds
fe5b5ef836 hardening fixes for v6.9-rc4
- gcc-plugins/stackleak: Avoid .head.text section (Ard Biesheuvel)
 
 - ubsan: fix unused variable warning in test module (Arnd Bergmann)
 
 - Improve entropy diffusion in randomize_kstack
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Merge tag 'hardening-v6.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull hardening fixes from Kees Cook:

 - gcc-plugins/stackleak: Avoid .head.text section (Ard Biesheuvel)

 - ubsan: fix unused variable warning in test module (Arnd Bergmann)

 - Improve entropy diffusion in randomize_kstack

* tag 'hardening-v6.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  randomize_kstack: Improve entropy diffusion
  ubsan: fix unused variable warning in test module
  gcc-plugins/stackleak: Avoid .head.text section
2024-04-10 13:31:34 -07:00
Huacai Chen
0871bc0129 mm: Move lowmem_page_address() a little later
LoongArch will override page_to_virt() which use page_address() in the
KFENCE case (by defining WANT_PAGE_VIRTUAL/HASHED_PAGE_VIRTUAL). So move
lowmem_page_address() a little later to avoid such build errors:

error: implicit declaration of function 'page_address'.

Acked-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-04-10 21:08:51 +08:00
Eric Dumazet
6309863b31 net: add copy_safe_from_sockptr() helper
copy_from_sockptr() helper is unsafe, unless callers
did the prior check against user provided optlen.

Too many callers get this wrong, lets add a helper to
fix them and avoid future copy/paste bugs.

Instead of :

   if (optlen < sizeof(opt)) {
       err = -EINVAL;
       break;
   }
   if (copy_from_sockptr(&opt, optval, sizeof(opt)) {
       err = -EFAULT;
       break;
   }

Use :

   err = copy_safe_from_sockptr(&opt, sizeof(opt),
                                optval, optlen);
   if (err)
       break;

Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20240408082845.3957374-2-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-04-09 17:00:16 -07:00
Haiyue Wang
ff81dade48 io-uring: correct typo in comment for IOU_F_TWQ_LAZY_WAKE
The 'r' key is near to 't' key, that makes 'with' to be 'wirh' ? :)

Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
Link: https://lore.kernel.org/r/20240409173531.846714-1-haiyue.wang@intel.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2024-04-09 15:00:35 -06:00
Thorsten Blum
d7a62d0a9a compiler.h: Add missing quote in macro comment
Add a missing doublequote in the __is_constexpr() macro comment.

Signed-off-by: Thorsten Blum <thorsten.blum@toblux.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2024-04-09 09:06:50 -07:00
Masami Hiramatsu
c722cea208 fs/proc: Skip bootloader comment if no embedded kernel parameters
If the "bootconfig" kernel command-line argument was specified or if
the kernel was built with CONFIG_BOOT_CONFIG_FORCE, but if there are
no embedded kernel parameter, omit the "# Parameters from bootloader:"
comment from the /proc/bootconfig file.  This will cause automation
to fall back to the /proc/cmdline file, which will be identical to the
comment in this no-embedded-kernel-parameters case.

Link: https://lore.kernel.org/all/20240409044358.1156477-2-paulmck@kernel.org/

Fixes: 8b8ce6c75430 ("fs/proc: remove redundant comments from /proc/bootconfig")
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Cc: stable@vger.kernel.org
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
2024-04-09 23:36:18 +09:00
Linus Torvalds
4f0a8fe321 memblock tests: fix build errors
* add stubs to functions that calls to them were recently added to memblock
 but they were missing in tests
 * update gfp_types.h to include bits.h so that BIT() definitions won't
 depend on other includes
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Merge tag 'fixes-2024-04-08' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock

Pull memblock fixes from Mike Rapoport:
 "Fix build errors in memblock tests:

   - add stubs to functions that calls to them were recently added to
     memblock but they were missing in tests

   - update gfp_types.h to include bits.h so that BIT() definitions
     won't depend on other includes"

* tag 'fixes-2024-04-08' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock:
  memblock tests: fix undefined reference to `BIT'
  memblock tests: fix undefined reference to `panic'
  memblock tests: fix undefined reference to `early_pfn_to_nid'
2024-04-08 10:11:37 -07:00
Sebastian Andrzej Siewior
fa1f511623 locking: Make rwsem_assert_held_write_nolockdep() build with PREEMPT_RT=y
The commit cited below broke the build for PREEMPT_RT because
rwsem_assert_held_write_nolockdep() passes a struct rw_semaphore but
rw_base_assert_held_write() expects struct rwbase_rt. Fixing the type alone
leads to the problem that WARN_ON() is not found because bug.h is missing.

In order to resolve this:

 - Keep the assert (WARN_ON()) in rwsem.h (not rwbase_rt.h)

 - Make rwsem_assert_held_write_nolockdep() do the implementation
   specific (rw_base) writer check.

 - Replace the "inline" with __always_inline which was used before.

Fixes: f70405afc9 ("locking: Add rwsem_assert_held() and rwsem_assert_held_write()")
Reported-by: Clark Williams <williams@redhat.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Waiman Long <longman@redhat.com>
Link: https://lore.kernel.org/r/20240319182050.U4AzUF3I@linutronix.de
2024-04-08 16:39:16 +02:00
Arnd Bergmann
c1d11fc2c8 irqflags: Explicitly ignore lockdep_hrtimer_exit() argument
When building with 'make W=1' but CONFIG_TRACE_IRQFLAGS=n, the
unused argument to lockdep_hrtimer_exit() causes a warning:

kernel/time/hrtimer.c:1655:14: error: variable 'expires_in_hardirq' set but not used [-Werror=unused-but-set-variable]

This is intentional behavior, so add a cast to void to shut up the warning.

Fixes: 73d20564e0 ("hrtimer: Don't dereference the hrtimer pointer after the callback")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20240408074609.3170807-1-arnd@kernel.org
Closes: https://lore.kernel.org/oe-kbuild-all/202311191229.55QXHVc6-lkp@intel.com/
2024-04-08 16:34:18 +02:00
Krzysztof Kozlowski
ffe6176b7f virtio: store owner from modules with register_virtio_driver()
Modules registering driver with register_virtio_driver() might forget to
set .owner field.  i2c-virtio.c for example has it missing.  The field
is used by some other kernel parts for reference counting
(try_module_get()), so it is expected that drivers will set it.

Solve the problem by moving this task away from the drivers to the core
virtio code, just like we did for platform_driver in
commit 9447057eaf ("platform_device: use a macro instead of
platform_driver_register").

Fixes: 3cfc883804 ("i2c: virtio: add a virtio i2c frontend driver")
Cc: "Jie Deng" <jie.deng@intel.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Message-Id: <20240331-module-owner-virtio-v2-1-98f04bfaf46a@linaro.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2024-04-08 04:11:04 -04:00
Linus Torvalds
9fe30842a9 Miscellaneous x86 fixes:
- Fix MCE timer reinit locking
  - Fix/improve CoCo guest random entropy pool init
  - Fix SEV-SNP late disable bugs
  - Fix false positive objtool build warning
  - Fix header dependency bug
  - Fix resctrl CPU offlining bug
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'x86-urgent-2024-04-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Ingo Molnar:

 - Fix MCE timer reinit locking

 - Fix/improve CoCo guest random entropy pool init

 - Fix SEV-SNP late disable bugs

 - Fix false positive objtool build warning

 - Fix header dependency bug

 - Fix resctrl CPU offlining bug

* tag 'x86-urgent-2024-04-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/retpoline: Add NOENDBR annotation to the SRSO dummy return thunk
  x86/mce: Make sure to grab mce_sysfs_mutex in set_bank()
  x86/CPU/AMD: Track SNP host status with cc_platform_*()
  x86/cc: Add cc_platform_set/_clear() helpers
  x86/kvm/Kconfig: Have KVM_AMD_SEV select ARCH_HAS_CC_PLATFORM
  x86/coco: Require seeding RNG with RDRAND on CoCo systems
  x86/numa/32: Include missing <asm/pgtable_areas.h>
  x86/resctrl: Fix uninitialized memory read when last CPU of domain goes offline
2024-04-07 09:33:21 -07:00
Linus Torvalds
3520c35e5f Fix various timer bugs:
- Fix a timer migration bug that may result in missed events
  - Fix timer migration group hierarchy event updates
  - Fix a PowerPC64 build warning
  - Fix a handful of DocBook annotation bugs
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'timers-urgent-2024-04-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timer fixes from Ingo Molnar:
 "Fix various timer bugs:

   - Fix a timer migration bug that may result in missed events

   - Fix timer migration group hierarchy event updates

   - Fix a PowerPC64 build warning

   - Fix a handful of DocBook annotation bugs"

* tag 'timers-urgent-2024-04-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  timers/migration: Return early on deactivation
  timers/migration: Fix ignored event due to missing CPU update
  vdso: Use CONFIG_PAGE_SHIFT in vdso/datapage.h
  timers: Fix text inconsistencies and spelling
  tick/sched: Fix struct tick_sched doc warnings
  tick/sched: Fix various kernel-doc warnings
  timers: Fix kernel-doc format and add Return values
  time/timekeeping: Fix kernel-doc warnings and typos
  time/timecounter: Fix inline documentation
2024-04-07 09:20:50 -07:00
Ingo Molnar
5f2ca44ed2 Merge branch 'linus' into x86/urgent, to pick up dependent commit
We want to fix:

  0e11073247 ("x86/retpoline: Do the necessary fixup to the Zen3/4 srso return thunk for !SRSO")

So merge in Linus's latest into x86/urgent to have it available.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2024-04-06 13:00:32 +02:00
Petr Tesarik
38a15d0a50 u64_stats: fix u64_stats_init() for lockdep when used repeatedly in one file
Fix bogus lockdep warnings if multiple u64_stats_sync variables are
initialized in the same file.

With CONFIG_LOCKDEP, seqcount_init() is a macro which declares:

	static struct lock_class_key __key;

Since u64_stats_init() is a function (albeit an inline one), all calls
within the same file end up using the same instance, effectively treating
them all as a single lock-class.

Fixes: 9464ca6500 ("net: make u64_stats_init() a function")
Closes: https://lore.kernel.org/netdev/ea1567d9-ce66-45e6-8168-ac40a47d1821@roeck-us.net/
Signed-off-by: Petr Tesarik <petr@tesarici.cz>
Reviewed-by: Simon Horman <horms@kernel.org>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20240404075740.30682-1-petr@tesarici.cz
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-04-05 22:31:37 -07:00
Linus Torvalds
4f72ed492d io_uring-6.9-20240405
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Merge tag 'io_uring-6.9-20240405' of git://git.kernel.dk/linux

Pull io_uring fixes from Jens Axboe:

 - Backport of some fixes that came up during development of the 6.10
   io_uring patches. This includes some kbuf cleanups and reference
   fixes.

 - Disable multishot read if we don't have NOWAIT support on the target

 - Fix for a dependency issue with workqueue flushing

* tag 'io_uring-6.9-20240405' of git://git.kernel.dk/linux:
  io_uring/kbuf: hold io_buffer_list reference over mmap
  io_uring/kbuf: protect io_buffer_list teardown with a reference
  io_uring/kbuf: get rid of bl->is_ready
  io_uring/kbuf: get rid of lower BGID lists
  io_uring: use private workqueue for exit work
  io_uring: disable io-wq execution of multishot NOWAIT requests
  io_uring/rw: don't allow multishot reads without NOWAIT support
2024-04-05 16:58:52 -07:00
Linus Torvalds
84985eb2c0 Devicetree fixes for v6.9, part 1:
- Fix NIOS2 boot with external DTB
 
 - Add missing synchronization needed between fw_devlink and DT overlay
   removals
 
 - Fix some unit-address regex's to be hex only
 
 - Drop some 10+ year old "unstable binding" statements
 
 - Add new SoCs to QCom UFS binding
 
 - Add TPM bindings to TPM maintainers
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Merge tag 'devicetree-fixes-for-6.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree fixes from Rob Herring:

 - Fix NIOS2 boot with external DTB

 - Add missing synchronization needed between fw_devlink and DT overlay
   removals

 - Fix some unit-address regex's to be hex only

 - Drop some 10+ year old "unstable binding" statements

 - Add new SoCs to QCom UFS binding

 - Add TPM bindings to TPM maintainers

* tag 'devicetree-fixes-for-6.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  nios2: Only use built-in devicetree blob if configured to do so
  dt-bindings: timer: narrow regex for unit address to hex numbers
  dt-bindings: soc: fsl: narrow regex for unit address to hex numbers
  dt-bindings: remoteproc: ti,davinci: remove unstable remark
  dt-bindings: clock: ti: remove unstable remark
  dt-bindings: clock: keystone: remove unstable remark
  of: module: prevent NULL pointer dereference in vsnprintf()
  dt-bindings: ufs: qcom: document SM6125 UFS
  dt-bindings: ufs: qcom: document SC7180 UFS
  dt-bindings: ufs: qcom: document SC8180X UFS
  of: dynamic: Synchronize of_changeset_destroy() with the devlink removals
  driver core: Introduce device_link_wait_removal()
  docs: dt-bindings: add missing address/size-cells to example
  MAINTAINERS: Add TPM DT bindings to TPM maintainers
2024-04-05 14:07:22 -07:00
Linus Torvalds
af709adfaa 8 hotfixes, 3 are cc:stable
There are a couple of fixups for this cycle's vmalloc changes and one for
 the stackdepot changes.  And a fix for a very old x86 PAT issue which can
 cause a warning splat.
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Merge tag 'mm-hotfixes-stable-2024-04-05-11-30' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull misc fixes from Andrew Morton:
 "8 hotfixes, 3 are cc:stable

  There are a couple of fixups for this cycle's vmalloc changes and one
  for the stackdepot changes. And a fix for a very old x86 PAT issue
  which can cause a warning splat"

* tag 'mm-hotfixes-stable-2024-04-05-11-30' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  stackdepot: rename pool_index to pool_index_plus_1
  x86/mm/pat: fix VM_PAT handling in COW mappings
  MAINTAINERS: change vmware.com addresses to broadcom.com
  selftests/mm: include strings.h for ffsl
  mm: vmalloc: fix lockdep warning
  mm: vmalloc: bail out early in find_vmap_area() if vmap is not init
  init: open output files from cpio unpacking with O_LARGEFILE
  mm/secretmem: fix GUP-fast succeeding on secretmem folios
2024-04-05 13:30:01 -07:00
Linus Torvalds
2f9fd9e439 Power management fix for 6.9-rc3
Fix a recent Energy Model change that went against a recent scheduler
 change made independently (Vincent Guittot).
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Merge tag 'pm-6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fix from Rafael Wysocki:
 "Fix a recent Energy Model change that went against a recent scheduler
  change made independently (Vincent Guittot)"

* tag 'pm-6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM: EM: fix wrong utilization estimation in em_cpu_energy()
2024-04-05 12:55:40 -07:00
Peter Collingbourne
a6c1d9cb9a stackdepot: rename pool_index to pool_index_plus_1
Commit 3ee34eabac ("lib/stackdepot: fix first entry having a 0-handle")
changed the meaning of the pool_index field to mean "the pool index plus
1".  This made the code accessing this field less self-documenting, as
well as causing debuggers such as drgn to not be able to easily remain
compatible with both old and new kernels, because they typically do that
by testing for presence of the new field.  Because stackdepot is a
debugging tool, we should make sure that it is debugger friendly. 
Therefore, give the field a different name to improve readability as well
as enabling debugger backwards compatibility.

This is needed in 6.9, which would otherwise become an odd release with
the new semantics and old name so debuggers wouldn't recognize the new
semantics there.

Fixes: 3ee34eabac ("lib/stackdepot: fix first entry having a 0-handle")
Link: https://lkml.kernel.org/r/20240402001500.53533-1-pcc@google.com
Link: https://linux-review.googlesource.com/id/Ib3e70c36c1d230dd0a118dc22649b33e768b9f88
Signed-off-by: Peter Collingbourne <pcc@google.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Alexander Potapenko <glider@google.com>
Acked-by: Marco Elver <elver@google.com>
Acked-by: Oscar Salvador <osalvador@suse.de>
Cc: Andrey Konovalov <andreyknvl@gmail.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Omar Sandoval <osandov@fb.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-04-05 11:21:31 -07:00
David Hildenbrand
65291dcfcf mm/secretmem: fix GUP-fast succeeding on secretmem folios
folio_is_secretmem() currently relies on secretmem folios being LRU
folios, to save some cycles.

However, folios might reside in a folio batch without the LRU flag set, or
temporarily have their LRU flag cleared.  Consequently, the LRU flag is
unreliable for this purpose.

In particular, this is the case when secretmem_fault() allocates a fresh
page and calls filemap_add_folio()->folio_add_lru().  The folio might be
added to the per-cpu folio batch and won't get the LRU flag set until the
batch was drained using e.g., lru_add_drain().

Consequently, folio_is_secretmem() might not detect secretmem folios and
GUP-fast can succeed in grabbing a secretmem folio, crashing the kernel
when we would later try reading/writing to the folio, because the folio
has been unmapped from the directmap.

Fix it by removing that unreliable check.

Link: https://lkml.kernel.org/r/20240326143210.291116-2-david@redhat.com
Fixes: 1507f51255 ("mm: introduce memfd_secret system call to create "secret" memory areas")
Signed-off-by: David Hildenbrand <david@redhat.com>
Reported-by: xingwei lee <xrivendell7@gmail.com>
Reported-by: yue sun <samsun1006219@gmail.com>
Closes: https://lore.kernel.org/lkml/CABOYnLyevJeravW=QrH0JUPYEcDN160aZFb7kwndm-J2rmz0HQ@mail.gmail.com/
Debugged-by: Miklos Szeredi <miklos@szeredi.hu>
Tested-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-04-05 11:21:29 -07:00
Linus Torvalds
fae0268777 vfs-6.9-rc3.fixes
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Merge tag 'vfs-6.9-rc3.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

Pull vfs fixes from Christian Brauner:
 "This contains a few small fixes. This comes with some delay because I
  wanted to wait on people running their reproducers and the Easter
  Holidays meant that those replies came in a little later than usual:

   - Fix handling of preventing writes to mounted block devices.

     Since last kernel we allow to prevent writing to mounted block
     devices provided CONFIG_BLK_DEV_WRITE_MOUNTED isn't set and the
     block device is opened with restricted writes. When we switched to
     opening block devices as files we altered the mechanism by which we
     recognize when a block device has been opened with write
     restrictions.

     The detection logic assumed that only read-write mounted
     filesystems would apply write restrictions to their block devices
     from other openers. That of course is not true since it also makes
     sense to apply write restrictions for filesystems that are
     read-only.

     Fix the detection logic using an FMODE_* bit. We still have a few
     left since we freed up a couple a while ago. I also picked up a
     patch to free up four additional FMODE_* bits scheduled for the
     next merge window.

   - Fix counting the number of writers to a block device. This just
     changes the logic to be consistent.

   - Fix a bug in aio causing a NULL pointer derefernce after we
     implemented batched processing in aio.

   - Finally, add the changes we discussed that allows to yield block
     devices early even though file closing itself is deferred.

     This also allows us to remove two holder operations to get and
     release the holder to align lifetime of file and holder of the
     block device"

* tag 'vfs-6.9-rc3.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs:
  aio: Fix null ptr deref in aio_complete() wakeup
  fs,block: yield devices early
  block: count BLK_OPEN_RESTRICT_WRITES openers
  block: handle BLK_OPEN_RESTRICT_WRITES correctly
2024-04-05 09:47:26 -07:00
Alex Constantino
07ed11afb6
Revert "drm/qxl: simplify qxl_fence_wait"
This reverts commit 5a838e5d58.

Changes from commit 5a838e5d58 ("drm/qxl: simplify qxl_fence_wait") would
result in a '[TTM] Buffer eviction failed' exception whenever it reached a
timeout.
Due to a dependency to DMA_FENCE_WARN this also restores some code deleted
by commit d72277b6c3 ("dma-buf: nuke DMA_FENCE_TRACE macros v2").

Fixes: 5a838e5d58 ("drm/qxl: simplify qxl_fence_wait")
Link: https://lore.kernel.org/regressions/ZTgydqRlK6WX_b29@eldamar.lan/
Reported-by: Timo Lindfors <timo.lindfors@iki.fi>
Closes: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054514
Signed-off-by: Alex Constantino <dreaming.about.electric.sheep@gmail.com>
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240404181448.1643-2-dreaming.about.electric.sheep@gmail.com
2024-04-05 15:10:31 +02:00
Linus Torvalds
c88b9b4cde Including fixes from netfilter, bluetooth and bpf.
Fairly usual collection of driver and core fixes. The large selftest
 accompanying one of the fixes is also becoming a common occurrence.
 
 Current release - regressions:
 
  - ipv6: fix infinite recursion in fib6_dump_done()
 
  - net/rds: fix possible null-deref in newly added error path
 
 Current release - new code bugs:
 
  - net: do not consume a full cacheline for system_page_pool
 
  - bpf: fix bpf_arena-related file descriptor leaks in the verifier
 
  - drv: ice: fix freeing uninitialized pointers, fixing misuse of
    the newfangled __free() auto-cleanup
 
 Previous releases - regressions:
 
  - x86/bpf: fixes the BPF JIT with retbleed=stuff
 
  - xen-netfront: add missing skb_mark_for_recycle, fix page pool
    accounting leaks, revealed by recently added explicit warning
 
  - tcp: fix bind() regression for v6-only wildcard and v4-mapped-v6
    non-wildcard addresses
 
  - Bluetooth:
    - replace "hci_qca: Set BDA quirk bit if fwnode exists in DT"
      with better workarounds to un-break some buggy Qualcomm devices
    - set conn encrypted before conn establishes, fix re-connecting
      to some headsets which use slightly unusual sequence of msgs
 
  - mptcp:
    - prevent BPF accessing lowat from a subflow socket
    - don't account accept() of non-MPC client as fallback to TCP
 
  - drv: mana: fix Rx DMA datasize and skb_over_panic
 
  - drv: i40e: fix VF MAC filter removal
 
 Previous releases - always broken:
 
  - gro: various fixes related to UDP tunnels - netns crossing problems,
    incorrect checksum conversions, and incorrect packet transformations
    which may lead to panics
 
  - bpf: support deferring bpf_link dealloc to after RCU grace period
 
  - nf_tables:
    - release batch on table validation from abort path
    - release mutex after nft_gc_seq_end from abort path
    - flush pending destroy work before exit_net release
 
  - drv: r8169: skip DASH fw status checks when DASH is disabled
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from netfilter, bluetooth and bpf.

  Fairly usual collection of driver and core fixes. The large selftest
  accompanying one of the fixes is also becoming a common occurrence.

  Current release - regressions:

   - ipv6: fix infinite recursion in fib6_dump_done()

   - net/rds: fix possible null-deref in newly added error path

  Current release - new code bugs:

   - net: do not consume a full cacheline for system_page_pool

   - bpf: fix bpf_arena-related file descriptor leaks in the verifier

   - drv: ice: fix freeing uninitialized pointers, fixing misuse of the
     newfangled __free() auto-cleanup

  Previous releases - regressions:

   - x86/bpf: fixes the BPF JIT with retbleed=stuff

   - xen-netfront: add missing skb_mark_for_recycle, fix page pool
     accounting leaks, revealed by recently added explicit warning

   - tcp: fix bind() regression for v6-only wildcard and v4-mapped-v6
     non-wildcard addresses

   - Bluetooth:
      - replace "hci_qca: Set BDA quirk bit if fwnode exists in DT" with
        better workarounds to un-break some buggy Qualcomm devices
      - set conn encrypted before conn establishes, fix re-connecting to
        some headsets which use slightly unusual sequence of msgs

   - mptcp:
      - prevent BPF accessing lowat from a subflow socket
      - don't account accept() of non-MPC client as fallback to TCP

   - drv: mana: fix Rx DMA datasize and skb_over_panic

   - drv: i40e: fix VF MAC filter removal

  Previous releases - always broken:

   - gro: various fixes related to UDP tunnels - netns crossing
     problems, incorrect checksum conversions, and incorrect packet
     transformations which may lead to panics

   - bpf: support deferring bpf_link dealloc to after RCU grace period

   - nf_tables:
      - release batch on table validation from abort path
      - release mutex after nft_gc_seq_end from abort path
      - flush pending destroy work before exit_net release

   - drv: r8169: skip DASH fw status checks when DASH is disabled"

* tag 'net-6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (81 commits)
  netfilter: validate user input for expected length
  net/sched: act_skbmod: prevent kernel-infoleak
  net: usb: ax88179_178a: avoid the interface always configured as random address
  net: dsa: sja1105: Fix parameters order in sja1110_pcs_mdio_write_c45()
  net: ravb: Always update error counters
  net: ravb: Always process TX descriptor ring
  netfilter: nf_tables: discard table flag update with pending basechain deletion
  netfilter: nf_tables: Fix potential data-race in __nft_flowtable_type_get()
  netfilter: nf_tables: reject new basechain after table flag update
  netfilter: nf_tables: flush pending destroy work before exit_net release
  netfilter: nf_tables: release mutex after nft_gc_seq_end from abort path
  netfilter: nf_tables: release batch on table validation from abort path
  Revert "tg3: Remove residual error handling in tg3_suspend"
  tg3: Remove residual error handling in tg3_suspend
  net: mana: Fix Rx DMA datasize and skb_over_panic
  net/sched: fix lockdep splat in qdisc_tree_reduce_backlog()
  net: phy: micrel: lan8814: Fix when enabling/disabling 1-step timestamping
  net: stmmac: fix rx queue priority assignment
  net: txgbe: fix i2c dev name cannot match clkdev
  net: fec: Set mac_managed_pm during probe
  ...
2024-04-04 14:49:10 -07:00