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================================================================== BUG: KCSAN: data-race in fsnotify_detach_connector_from_object / fsnotify_event_needs_parent write to 0xffff88810121baa4 of 4 bytes by task 15893 on cpu 0: fsnotify_detach_connector_from_object+0xcc/0x280 fs/notify/mark.c:253 fsnotify_put_mark+0x198/0x3c0 fs/notify/mark.c:316 __do_sys_inotify_rm_watch fs/notify/inotify/inotify_user.c:819 [inline] __se_sys_inotify_rm_watch+0x105/0x180 fs/notify/inotify/inotify_user.c:793 __x64_sys_inotify_rm_watch+0x31/0x40 fs/notify/inotify/inotify_user.c:793 do_syscall_64+0xd3/0x1d0 entry_SYSCALL_64_after_hwframe+0x72/0x7a read to 0xffff88810121baa4 of 4 bytes by task 8533 on cpu 1: fsnotify_event_needs_parent+0x47/0x100 fs/notify/fsnotify.c:161 __fsnotify_parent+0x178/0x370 fs/notify/fsnotify.c:208 fsnotify_parent include/linux/fsnotify.h:83 [inline] fsnotify_file include/linux/fsnotify.h:106 [inline] fsnotify_close include/linux/fsnotify.h:387 [inline] __fput+0x1ff/0x660 fs/file_table.c:408 __fput_sync+0x44/0x60 fs/file_table.c:507 __do_sys_close fs/open.c:1556 [inline] __se_sys_close+0x101/0x1b0 fs/open.c:1541 __x64_sys_close+0x1f/0x30 fs/open.c:1541 do_syscall_64+0xd3/0x1d0 entry_SYSCALL_64_after_hwframe+0x72/0x7a value changed: 0x00002008 -> 0x00000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 8533 Comm: syz-executor.0 Tainted: G W 6.9.0-rc2-syzkaller-00385-g104db052b62d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/04/06 08:00 | upstream | 104db052b62d | ca620dd8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in fsnotify_detach_connector_from_object / fsnotify_event_needs_parent | ||
2024/04/02 05:24 | upstream | 026e680b0a08 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in fsnotify_detach_connector_from_object / fsnotify_event_needs_parent | ||
2024/03/17 12:48 | upstream | 741e9d668aa5 | d615901c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in fsnotify_detach_connector_from_object / fsnotify_event_needs_parent |