================================================================== BUG: KCSAN: data-race in evdev_pass_values / evdev_read write to 0xffff888103d23008 of 4 bytes by task 28267 on cpu 1: __pass_event drivers/input/evdev.c:239 [inline] evdev_pass_values+0x402/0x550 drivers/input/evdev.c:278 evdev_events+0x91/0xd0 drivers/input/evdev.c:306 input_to_handler drivers/input/input.c:115 [inline] input_pass_values+0x37a/0x8f0 drivers/input/input.c:145 input_handle_event+0x8d3/0xd50 drivers/input/input.c:404 input_inject_event+0xbc/0xe0 drivers/input/input.c:476 evdev_write+0x326/0x400 drivers/input/evdev.c:530 vfs_write+0x2af/0x950 fs/read_write.c:588 ksys_write+0xd9/0x190 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+0x3e/0x50 fs/read_write.c:652 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888103d23008 of 4 bytes by task 1424 on cpu 0: evdev_read+0x1b9/0x710 drivers/input/evdev.c:574 vfs_read+0x1e6/0x750 fs/read_write.c:479 ksys_read+0xd9/0x190 fs/read_write.c:619 __do_sys_read fs/read_write.c:629 [inline] __se_sys_read fs/read_write.c:627 [inline] __x64_sys_read+0x3e/0x50 fs/read_write.c:627 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000027 -> 0x0000002b Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 1424 Comm: acpid Not tainted 5.17.0-rc7-syzkaller-00205-g79b00034e9dc-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================