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🐞 Open [1159] 🐞 Fixed [4315] 🐞 Invalid [9652] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in fsnotify_perm / setattr_copy (3) | 1 | 378d | 378d | 0/24 | auto-closed as invalid on 2022/02/23 05:39 | |||
upstream | KCSAN: data-race in fsnotify_perm / setattr_copy (2) | 1 | 505d | 505d | 0/24 | auto-closed as invalid on 2021/10/19 09:08 |
================================================================== BUG: KCSAN: data-race in fsnotify_perm / setattr_copy write to 0xffff888100b21310 of 2 bytes by task 29971 on cpu 1: setattr_copy+0x1af/0x1c0 fs/attr.c:247 shmem_setattr+0xb0/0x450 mm/shmem.c:1118 notify_change+0x8a3/0xa80 fs/attr.c:398 chmod_common+0x11c/0x250 fs/open.c:585 vfs_fchmod fs/open.c:601 [inline] __do_sys_fchmod fs/open.c:610 [inline] __se_sys_fchmod fs/open.c:604 [inline] __x64_sys_fchmod+0xac/0xf0 fs/open.c:604 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888100b21310 of 2 bytes by task 5890 on cpu 0: fsnotify_parent include/linux/fsnotify.h:56 [inline] fsnotify_file include/linux/fsnotify.h:90 [inline] fsnotify_perm+0x20c/0x2e0 include/linux/fsnotify.h:115 security_file_permission+0x87/0xa0 security/security.c:1509 rw_verify_area+0x136/0x250 fs/read_write.c:400 vfs_read+0xde/0x5d0 fs/read_write.c:487 ksys_read+0xce/0x180 fs/read_write.c:634 __do_sys_read fs/read_write.c:644 [inline] __se_sys_read fs/read_write.c:642 [inline] __x64_sys_read+0x3e/0x50 fs/read_write.c:642 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x201a -> 0x200c Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 5890 Comm: agetty Not tainted 5.14.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2021/07/13 00:55 | upstream | 7fef2edf7cc7 | f415556d | .config | console log | report | info | KCSAN: data-race in fsnotify_perm / setattr_copy |