================================================================== BUG: KCSAN: data-race in evdev_pass_values / evdev_poll write to 0xffff8881045e1008 of 4 bytes by task 8583 on cpu 0: __pass_event drivers/input/evdev.c:239 [inline] evdev_pass_values+0x3ac/0x510 drivers/input/evdev.c:278 evdev_events+0x90/0xd0 drivers/input/evdev.c:306 input_to_handler drivers/input/input.c:129 [inline] input_pass_values+0x309/0x790 drivers/input/input.c:161 input_event_dispose+0x251/0x320 drivers/input/input.c:378 input_handle_event+0xac4/0xb00 drivers/input/input.c:406 input_inject_event+0xd1/0x100 drivers/input/input.c:465 evdev_write+0x334/0x420 drivers/input/evdev.c:530 vfs_write+0x28b/0x900 fs/read_write.c:588 ksys_write+0xeb/0x1b0 fs/read_write.c:643 __do_sys_write fs/read_write.c:655 [inline] __se_sys_write fs/read_write.c:652 [inline] __x64_sys_write+0x42/0x50 fs/read_write.c:652 x64_sys_call+0x27ef/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:2 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffff8881045e1008 of 4 bytes by task 2768 on cpu 1: evdev_poll+0xe4/0x120 drivers/input/evdev.c:623 vfs_poll include/linux/poll.h:84 [inline] do_select+0x959/0xfa0 fs/select.c:538 core_sys_select+0x362/0x530 fs/select.c:681 do_pselect fs/select.c:763 [inline] __do_sys_pselect6 fs/select.c:804 [inline] __se_sys_pselect6+0x213/0x280 fs/select.c:795 __x64_sys_pselect6+0x78/0x90 fs/select.c:795 x64_sys_call+0x2731/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:271 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x00000003 -> 0x00000005 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 2768 Comm: acpid Not tainted 6.10.0-rc2-syzkaller-00022-g32f88d65f01b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 ==================================================================