================================================================== BUG: KCSAN: data-race in padata_find_next / padata_reorder write to 0xffff88821b7a6568 of 4 bytes by task 8565 on cpu 1: padata_find_next+0x1d9/0x260 kernel/padata.c:204 padata_reorder+0x180/0x260 kernel/padata.c:233 padata_do_serial+0x181/0x1b0 kernel/padata.c:340 pcrypt_aead_enc+0x51/0x80 crypto/pcrypt.c:81 padata_parallel_worker+0x1ae/0x220 kernel/padata.c:81 process_one_work+0x3d4/0x890 kernel/workqueue.c:2269 worker_thread+0xa0/0x800 kernel/workqueue.c:2415 kthread+0x1d4/0x200 drivers/block/aoe/aoecmd.c:1253 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:352 read to 0xffff88821b7a6568 of 4 bytes by task 21 on cpu 0: padata_reorder+0x1b6/0x260 kernel/padata.c:265 padata_do_serial+0x181/0x1b0 kernel/padata.c:340 pcrypt_aead_enc+0x51/0x80 crypto/pcrypt.c:81 padata_parallel_worker+0x1ae/0x220 kernel/padata.c:81 process_one_work+0x3d4/0x890 kernel/workqueue.c:2269 worker_thread+0xa0/0x800 kernel/workqueue.c:2415 kthread+0x1d4/0x200 drivers/block/aoe/aoecmd.c:1253 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:352 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.4.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: pencrypt_parallel padata_parallel_worker ==================================================================