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================================================================== BUG: KCSAN: data-race in evdev_pass_values / evdev_read write to 0xffff888103ff6008 of 4 bytes by task 32625 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 0xffff888103ff6008 of 4 bytes by task 2769 on cpu 1: evdev_read+0x1ca/0x780 drivers/input/evdev.c:574 vfs_read+0x1a2/0x6e0 fs/read_write.c:474 ksys_read+0xeb/0x1b0 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+0x42/0x50 fs/read_write.c:627 x64_sys_call+0x27e5/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:1 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: 0x00000004 -> 0x00000008 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 2769 Comm: acpid Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/06/13 19:13 | upstream | 2ccbdf43d5e7 | a9616ff5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in evdev_pass_values / evdev_read | ||
2024/06/03 12:40 | upstream | c3f38fa61af7 | 0aba2352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in evdev_pass_values / evdev_read |