syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 424
Parent subsystem(s): kernel (82)
Child subsystems: afs (9) autofs (2) bcachefs (8) bfs (4) btrfs (46) cifs (0) erofs (0) exfat (22) ext4 (75) f2fs (11) fscrypt (1) fsverity (0) fuse (5) gfs2 (41) hfs (25) iomap (1) isofs (2) jffs2 (3) jfs (71) kernfs (34) netfs (0) nfs (8) nilfs (6) ntfs3 (23) ocfs2 (54) orangefs (0) overlayfs (5) squashfs (2) udf (9) v9fs (3) xfs (22)
open (57):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: rcu detected stall in pivot_root fs 1 syz 1 13d 9d21h
possible deadlock in proc_pid_attr_write (3) fs 4 2 13d 12d
possible deadlock in mnt_want_write (7) fs 4 3 10d 13d
possible deadlock in path_openat (4) fs 4 1 26d 13d
BUG: corrupted list in vfs_setxattr fs 8 54 3d22h 13d
possible deadlock in flush_end_io fs mm 4 297 1d04h 13d
WARNING in put_mnt_ns fs -1 1936 60d 13d
memory leak in adfs_init_fs_context fs 3 C 1 28d 29d PATCH [28d]
WARNING in sched_mm_cid_fork fs mm -1 C error 278 26m 40d PATCH [18d]
KASAN: null-ptr-deref Read in drop_buffers (5) fs 11 5 61d 62d PATCH [31d]
possible deadlock in stop_tty fs serial 4 2 32d 69d
INFO: rcu detected stall in sys_symlink (6) tomoyo fs mm 1 C error inconclusive 5 13h37m 76d
KASAN: use-after-free Read in hpfs_count_dnodes fs 19 C error 9 1d11h 76d 💬 1 [75d]
possible deadlock in kbd_event fs 4 123 3d11h 90d
INFO: rcu detected stall in eventpoll_release_file (2) fs 1 C error 1 4h55m 94d
WARNING in path_noexec (2) mm fs -1 C error 13171 33m 103d PATCH [93d]
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 C 85 48d 109d 💬 1 [109d]
INFO: task hung in writeback_iter (3) fs mm 1 C error 13 8d08h 136d
kernel BUG in mpage_readahead fs -1 43 18d 166d PATCH [25d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 5446 28m 178d PATCH [89d]
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 187d 193d
INFO: task hung in __iterate_supers fs 1 C error 5065 now 221d
kernel BUG in __filemap_add_folio fs mm -1 C done 1469 34m 262d PATCH [25d]
INFO: task hung in page_cache_ra_order mm fs 1 C done 79 1d13h 264d 💬 1 [263d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 10 55d 267d 💬 2 [173d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 59 27d 354d PATCH [279d]
possible deadlock in __configfs_open_file fs 4 C 29 9d20h 385d PATCH [3d10h]
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 27d 386d
WARNING in minix_unlink fs -1 C inconclusive done 458 33d 415d 💬 6 [1h00m]
INFO: task hung in do_coredump (3) fs 1 C done 361 5d15h 451d 💬 4 [187d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 119 3d17h 459d 💬 1 [16d]
possible deadlock in input_inject_event usb fs 4 C done 2202 1h37m 471d PATCH [86d]
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3650 27d 497d 💬 1 [24d]
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 34 60d 545d PATCH [544d]
INFO: rcu detected stall in sys_close (7) fs 1 C error 18 6d09h 633d
BUG: soft lockup in pipe_read fs mm 1 syz 5 340d 718d
INFO: rcu detected stall in dput (8) fs 1 C done 626 18h31m 742d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 496d 761d PATCH [520d]
go runtime error fs 2 syz error inconclusive 24 86d 780d
INFO: task hung in user_get_super (2) fs 1 C error 1023 13h31m 784d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 112 15d 827d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 79 9d06h 914d PATCH [556d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 376d 968d 💬 2 [965d]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 2165 27m 984d 💬 6 [41d]
WARNING in do_mkdirat fs -1 C error error 703 1d01h 1135d 💬 22 [699d]
WARNING in path_openat fs -1 C error done 177 1d19h 1137d 💬 1 [699d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1942 1d13h 1158d 💬 2 [41d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4673 3d01h 1193d 💬 2 [41d]
WARNING in inc_nlink (3) fs -1 C error error 6925 1h32m 1396d 💬 1 [41d]
INFO: task hung in filename_create (4) fs 1 C error error 2403 1d14h 1482d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 73 2d05h 1490d PATCH [22d]
possible deadlock in input_event (2) fs 4 C inconclusive 6675 3h08m 1523d 💬 3 [41d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 10d 1635d 💬 4 [1616d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1609d 1962d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1412d 1999d 💬 1 [1999d]
INFO: rcu detected stall in sys_clock_adjtime fs 1 C done inconclusive 149 9d13h 2014d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1279d 2176d 💬 2 [2070d]
moderation (94):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in pipe_release / pipe_wait_readable (10) fs 6 1 5h31m 5h31m
KCSAN: data-race in path_openat / shrink_dentry_list (4) fs 6 1 1d18h 1d18h
KMSAN: kernel-infoleak-after-free in anon_pipe_read fs 18 1 5d23h 1d23h
KCSAN: data-race in ep_poll_callback / ep_try_send_events (2) fs 6 1 2d09h 2d09h
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 3d03h 3d03h
WARNING in notify_change (9) fs -1 2 1d14h 4d09h
KCSAN: data-race in __dentry_kill / d_make_discardable fs 6 1 7d12h 7d12h
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (6) fs 6 1 11d 11d
KCSAN: data-race in atime_needs_update / inode_set_ctime_to_ts (3) fs 6 1 13d 13d
BUG: unable to handle kernel paging request in poll_freewait fs 8 1 17d 13d
KASAN: slab-use-after-free Read in shrink_dentry_list fs 19 2 3d15h 13d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) mm fs 6 2 12d 14d
KCSAN: data-race in alloc_fd / do_select (3) fs 6 1 16d 16d
KCSAN: data-race in do_sendfile / do_writev fs 6 1 22d 22d
KCSAN: data-race in __d_lookup / __d_rehash (10) fs 6 1 22d 22d
KCSAN: data-race in dentry_unlink_inode / path_openat fs 6 1 24d 24d
KCSAN: data-race in anon_pipe_write / opipe_prep fs 6 1 24d 24d
KCSAN: data-race in choose_mountpoint_rcu / mnt_change_mountpoint fs 6 1 24d 24d
KCSAN: data-race in __d_instantiate / path_lookupat fs 6 2 19d 28d
KCSAN: data-race in d_invalidate / fast_dput (6) fs 6 1 32d 32d
KCSAN: data-race in d_delete / path_lookupat fs 6 3 10d 32d
KCSAN: data-race in __d_lookup_rcu / __d_rehash (10) fs 6 1 33d 33d
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 34d 34d
KCSAN: data-race in d_make_discardable / lookup_fast fs 6 11 2h31m 34d
KCSAN: data-race in fill_mg_cmtime / simple_unlink fs 6 5 16d 34d
KCSAN: data-race in d_make_discardable / step_into_slowpath fs 6 18 17h52m 35d
KCSAN: data-race in file_update_time_flags / inode_set_ctime_to_ts fs 6 1 35d 35d
KCSAN: data-race in d_make_discardable / path_lookupat fs 6 13 2d10h 36d
KCSAN: data-race in drop_nlink / generic_fillattr (10) fs 6 2 21d 36d
KASAN: stack-out-of-bounds Read in unwind_next_frame (5) fs 17 1 40d 36d
KCSAN: data-race in d_make_discardable / do_readlinkat fs 6 18 1d20h 36d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (4) fs 6 4 21d 37d
KASAN: slab-use-after-free Read in locks_remove_file fs 19 1 42d 38d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 27d 38d
KASAN: slab-use-after-free Read in dnotify_flush fs 19 1 42d 38d
KCSAN: data-race in d_delete / step_into_slowpath fs 6 14 1d22h 39d
KASAN: null-ptr-deref Write in d_delete_notify fs 12 1 43d 39d
KCSAN: data-race in __follow_mount_rcu / d_set_mounted fs 6 3 7d14h 39d
KCSAN: data-race in generic_fillattr / setattr_copy (5) fs 6 2 19d 40d
KCSAN: data-race in dont_mount / step_into_slowpath fs 6 7 18d 40d
KCSAN: data-race in dont_mount / path_lookupat fs 6 5 37d 40d
KCSAN: data-race in dentry_unlink_inode / step_into_slowpath fs 6 54 4h04m 40d
KCSAN: data-race in inode_update_timestamps / inode_update_timestamps (5) fs 6 1 42d 42d
KCSAN: data-race in file_update_time / inode_update_timestamps (6) fs 6 1 48d 48d
KCSAN: data-race in pipe_poll / pipe_release (12) fs 6 1 49d 49d
KCSAN: data-race in file_update_time / inode_set_ctime_to_ts (2) fs 6 2 47d 52d
BUG: corrupted list in do_lock_mount fs 8 1 59d 55d
BUG: corrupted list in filename_create fs 8 1 60d 56d
WARNING in chmod_common (4) fs -1 1 63d 59d
WARNING in __generic_file_fsync (3) fs -1 1 65d 61d
KCSAN: data-race in __d_instantiate / path_openat (2) fs 6 2 30d 72d
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_current fs 6 2 54d 79d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 2 44d 92d
KCSAN: data-race in __d_instantiate / step_into (4) fs 6 3 42d 95d
KASAN: slab-use-after-free Read in seq_printf fs 19 5 3d22h 96d
general protection fault in mpage_readahead fs 2 3 39d 102d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) mm fs 6 5 24d 107d
WARNING in unlock_mount (3) fs -1 15 6d12h 113d
WARNING in vfs_fileattr_set fs -1 3 41d 121d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 38d 124d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 4 47d 134d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 16 1d23h 169d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 5 10d 172d
BUG: corrupted list in chown_common fs 8 5 68d 173d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 164 2d09h 180d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 11 4d13h 203d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 410 4h00m 210d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 7 40d 215d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 22 14d 227d
WARNING in lookup_slow (4) fs -1 11 6d05h 230d
WARNING in dqput (2) fs -1 11 31d 234d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 10 41d 253d
WARNING in do_rmdir fs -1 10 12d 266d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 32 5d14h 302d
WARNING: refcount bug in call_timer_fn (4) trace fs perf 13 10 22d 326d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 802 17h04m 419d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 26 8d02h 424d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 57 7d14h 456d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 45 11d 463d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 148 7h38m 550d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 111 3d15h 559d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 43 36d 572d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 221 22h03m 590d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 575 1h40m 595d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 764 11h30m 614d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 519 16h50m 710d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 6 422 1d05h 765d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 454 3d02h 765d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2200 41d 766d
KCSAN: data-race in d_delete / step_into (6) fs 6 853 41d 766d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5019 17h16m 1660d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1615 1d20h 1934d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4114 8d14h 2224d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2413 4h07m 2230d