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| author | Bart Van Assche <bvanassche@acm.org> | 2022-08-12 14:03:17 -0700 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2022-09-05 15:03:51 +0200 |
| commit | 6a02a61e81c231cc5c680c5dbf8665275147ac52 (patch) | |
| tree | 2bb4988c6ca212365a725024f05d9d99a0f887fa /drivers/watchdog/watchdog_core.c | |
| parent | 748008e1da926a814cc0a054c81ca614408b1b0c (diff) | |
| download | linux-6a02a61e81c231cc5c680c5dbf8665275147ac52.tar.bz2 | |
nvmet: fix a use-after-free
Fix the following use-after-free complaint triggered by blktests nvme/004:
BUG: KASAN: user-memory-access in blk_mq_complete_request_remote+0xac/0x350
Read of size 4 at addr 0000607bd1835943 by task kworker/13:1/460
Workqueue: nvmet-wq nvme_loop_execute_work [nvme_loop]
Call Trace:
show_stack+0x52/0x58
dump_stack_lvl+0x49/0x5e
print_report.cold+0x36/0x1e2
kasan_report+0xb9/0xf0
__asan_load4+0x6b/0x80
blk_mq_complete_request_remote+0xac/0x350
nvme_loop_queue_response+0x1df/0x275 [nvme_loop]
__nvmet_req_complete+0x132/0x4f0 [nvmet]
nvmet_req_complete+0x15/0x40 [nvmet]
nvmet_execute_io_connect+0x18a/0x1f0 [nvmet]
nvme_loop_execute_work+0x20/0x30 [nvme_loop]
process_one_work+0x56e/0xa70
worker_thread+0x2d1/0x640
kthread+0x183/0x1c0
ret_from_fork+0x1f/0x30
Cc: stable@vger.kernel.org
Fixes: a07b4970f464 ("nvmet: add a generic NVMe target")
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/watchdog/watchdog_core.c')
0 files changed, 0 insertions, 0 deletions