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BUG: KCSAN: data-race in cpuidle_not_available / cpuidle_pause
write to 0xffffffff83cc07ec of 1 bytes by task 30161 on cpu 0:
cpuidle_uninstall_idle_handler drivers/cpuidle/cpuidle.c:441 [inline]
cpuidle_pause+0x42/0x70 drivers/cpuidle/cpuidle.c:478
dpm_suspend_noirq+0xe/0x80 drivers/base/power/main.c:1342
suspend_enter+0x144/0x8f0 kernel/power/suspend.c:408
suspend_devices_and_enter+0x1cb/0x500 kernel/power/suspend.c:505
enter_state+0x274/0x530 kernel/power/suspend.c:586
pm_suspend+0x4b/0x130 kernel/power/suspend.c:613
state_store+0x1f2/0x210 kernel/power/main.c:658
kobj_attr_store+0x40/0x60 lib/kobject.c:856
sysfs_kf_write+0xa6/0xc0 fs/sysfs/file.c:139
kernfs_fop_write_iter+0x1d3/0x2d0 fs/kernfs/file.c:296
call_write_iter include/linux/fs.h:2114 [inline]
do_iter_readv_writev+0x2cb/0x360 fs/read_write.c:740
do_iter_write+0x112/0x4c0 fs/read_write.c:866
vfs_iter_write+0x4c/0x70 fs/read_write.c:907
iter_file_splice_write+0x40a/0x750 fs/splice.c:689
do_splice_from fs/splice.c:767 [inline]
direct_splice_actor+0x80/0xa0 fs/splice.c:936
splice_direct_to_actor+0x345/0x650 fs/splice.c:891
do_splice_direct+0xf5/0x170 fs/splice.c:979
do_sendfile+0x773/0xda0 fs/read_write.c:1260
__do_sys_sendfile64 fs/read_write.c:1319 [inline]
__se_sys_sendfile64 fs/read_write.c:1311 [inline]
__x64_sys_sendfile64+0xa9/0x130 fs/read_write.c:1311
do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47
entry_SYSCALL_64_after_hwframe+0x44/0xae
read to 0xffffffff83cc07ec of 1 bytes by task 0 on cpu 1:
cpuidle_not_available+0x41/0x90 drivers/cpuidle/cpuidle.c:52
cpuidle_idle_call kernel/sched/idle.c:191 [inline]
do_idle+0xce/0x240 kernel/sched/idle.c:306
cpu_startup_entry+0x15/0x20 kernel/sched/idle.c:403
secondary_startup_64_no_verify+0xb0/0xbb
value changed: 0x01 -> 0x00
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.13.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock
kvm-clock: cpu 1, msr 4506041, secondary cpu clock