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================================================================== BUG: KCSAN: data-race in __fsnotify_parent / fsnotify_put_mark write to 0xffff88810122a324 of 4 bytes by task 3091 on cpu 1: fsnotify_detach_connector_from_object fs/notify/mark.c:304 [inline] fsnotify_put_mark+0x2d8/0x5d0 fs/notify/mark.c:367 __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 x64_sys_call+0x1b06/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:256 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 0xffff88810122a324 of 4 bytes by task 2782 on cpu 0: fsnotify_object_watched fs/notify/fsnotify.c:187 [inline] __fsnotify_parent+0xd4/0x370 fs/notify/fsnotify.c:217 fsnotify_parent include/linux/fsnotify.h:96 [inline] fsnotify_file include/linux/fsnotify.h:125 [inline] fsnotify_open include/linux/fsnotify.h:395 [inline] do_dentry_open+0xa6c/0xbf0 fs/open.c:1011 vfs_open+0x30/0x40 fs/open.c:1089 do_open fs/namei.c:3650 [inline] path_openat+0x18d6/0x1da0 fs/namei.c:3807 do_filp_open+0xf7/0x200 fs/namei.c:3834 do_sys_openat2+0xab/0x120 fs/open.c:1405 do_sys_open fs/open.c:1420 [inline] __do_sys_openat fs/open.c:1436 [inline] __se_sys_openat fs/open.c:1431 [inline] __x64_sys_openat+0xf3/0x120 fs/open.c:1431 x64_sys_call+0x1057/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:258 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: 0x00002008 -> 0x00000000 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 2782 Comm: udevd Not tainted 6.10.0-rc3-syzkaller-00132-gc286c21ff942 #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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/06/15 02:50 | upstream | c286c21ff942 | f429ab00 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in __fsnotify_parent / fsnotify_put_mark | ||
2024/06/06 21:16 | upstream | d30d0e49da71 | 121701b6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in __fsnotify_parent / fsnotify_put_mark | ||
2024/06/04 04:38 | upstream | f06ce441457d | a1feae05 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in __fsnotify_parent / fsnotify_put_mark |