================================================================== BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active read to 0xffff88812c11fbd8 of 8 bytes by task 8061 on cpu 0: hrtimer_active+0x84/0x1a0 kernel/time/hrtimer.c:1449 hrtimer_try_to_cancel+0x3c/0x260 kernel/time/hrtimer.c:1163 hrtimer_cancel kernel/time/hrtimer.c:1278 [inline] do_nanosleep+0x1a4/0x320 kernel/time/hrtimer.c:1876 hrtimer_nanosleep+0x191/0x320 kernel/time/hrtimer.c:1927 __do_sys_nanosleep kernel/time/hrtimer.c:1961 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1948 [inline] __x64_sys_nanosleep+0x106/0x150 kernel/time/hrtimer.c:1948 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to 0xffff88812c11fbd8 of 8 bytes by interrupt on cpu 1: __run_hrtimer kernel/time/hrtimer.c:1544 [inline] __hrtimer_run_queues+0x16c/0x5f0 kernel/time/hrtimer.c:1579 hrtimer_interrupt+0x22a/0x480 kernel/time/hrtimer.c:1641 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1110 [inline] smp_apic_timer_interrupt+0xdc/0x280 arch/x86/kernel/apic/apic.c:1135 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 loop3+0x292/0x37d sha256_avx2_update+0x36/0x50 arch/x86/crypto/sha256_ssse3_glue.c:236 crypto_shash_update+0x76/0xb0 crypto/shash.c:120 ima_calc_file_hash_tfm+0x1f7/0x260 security/integrity/ima/ima_crypto.c:369 ima_calc_file_shash security/integrity/ima/ima_crypto.c:389 [inline] ima_calc_file_hash+0x158/0xf30 security/integrity/ima/ima_crypto.c:454 ima_collect_measurement+0x3b1/0x3e0 security/integrity/ima/ima_api.c:247 process_measurement+0x9e3/0x1190 security/integrity/ima/ima_main.c:326 ima_file_check+0x7e/0xb0 security/integrity/ima/ima_main.c:442 do_last fs/namei.c:3424 [inline] path_openat+0xfdb/0x3580 fs/namei.c:3537 do_filp_open+0x11e/0x1b0 fs/namei.c:3567 do_sys_open+0x3b3/0x4f0 fs/open.c:1097 __do_sys_open fs/open.c:1115 [inline] __se_sys_open fs/open.c:1110 [inline] __x64_sys_open+0x55/0x70 fs/open.c:1110 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 8062 Comm: syz-executor.0 Not tainted 5.5.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================