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| author |   Andrew Morton <akpm@linux-foundation.org> | 2022-10-20 21:19:22 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-10-28 13:37:22 -0700 |
| commit | 64b4c411a6c7a5f27555bfc2d6310b87bde3db67 (patch) | |
| tree | 878e60cfde45dea3ee6379d66b5a55c934947e24 /ipc/compat.c | |
| parent | memory tier, sysfs: rename attribute "nodes" to "nodelist" (diff) | |
| download | linux-dev-64b4c411a6c7a5f27555bfc2d6310b87bde3db67.tar.xz linux-dev-64b4c411a6c7a5f27555bfc2d6310b87bde3db67.zip | |
ipc/msg.c: fix percpu_counter use after free
These percpu counters are referenced in free_ipcs->freeque, so destroy
them later.
Fixes: 72d1e611082e ("ipc/msg: mitigate the lock contention with percpu counter")
Reported-by: syzbot+96e659d35b9d6b541152@syzkaller.appspotmail.com
Tested-by: Mark Rutland <mark.rutland@arm.com>
Cc: Jiebin Sun <jiebin.sun@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'ipc/compat.c')
0 files changed, 0 insertions, 0 deletions