syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 402
Parent subsystem(s): kernel (86)
Child subsystems: afs (3) autofs (2) bcachefs (53) bfs (2) btrfs (35) erofs (0) exfat (23) ext4 (82) f2fs (11) fscrypt (0) fsverity (0) fuse (4) gfs2 (30) hfs (42) iomap (2) isofs (2) jffs2 (3) jfs (60) kernfs (29) netfs (5) nfs (8) nilfs (4) ntfs3 (42) ocfs2 (67) orangefs (0) overlayfs (2) squashfs (2) udf (10) v9fs (8) xfs (15)
open (57):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in sysfs_emit_at fs -1 C 2 7d06h 3d07h PATCH [3d02h]
linux-next test error: WARNING in __folio_start_writeback fs mm -1 24 10d 22d 💬 3 [16d]
BUG: sleeping function called from invalid context in vfree (2) fs 5 C 223 5d22h 26d 💬 3 [26d]
INFO: task hung in v9fs_file_fsync fs mm 1 C done 13 11d 26d PATCH [24d]
KASAN: slab-use-after-free Read in driver_remove_file fs 19 129 11h55m 46d
kernel BUG in mpage_readahead fs -1 21 3d01h 46d
general protection fault in simple_recursive_removal (5) fs wireless 2 C 2 52d 51d PATCH [51d]
KASAN: use-after-free Read in hpfs_get_ea fs 19 C error 450 5m 57d PATCH [50d]
WARNING: bad unlock balance in query_matching_vma fs 4 C done 9 60d 60d 💬 2 [59d]
WARNING: lock held when returning to user space in query_matching_vma fs 4 C 2 60d 60d
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 67d 72d
WARNING in minix_rename fs -1 syz error 7 66d 80d
KMSAN: uninit-value in fsnotify_connector_destroy_workfn fs 7 1 90d 86d PATCH [85d]
kernel BUG in __filemap_add_folio mm fs -1 C done 420 20m 141d
INFO: task hung in vfs_rename (2) fs 1 C error 15 25d 143d PATCH [115d]
INFO: task hung in page_cache_ra_order mm fs 1 C done 49 1d19h 143d 💬 1 [143d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 9 8h05m 147d 💬 2 [52d]
WARNING: bad unlock balance in traverse fs 4 C 46 5d01h 198d
WARNING: bad unlock balance in seq_read_iter fs 4 C 40 5d02h 224d PATCH [224d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 51 8d17h 233d PATCH [159d]
WARNING in minix_rmdir fs -1 C inconclusive 69 1d11h 248d
possible deadlock in __configfs_open_file fs 4 C 26 3d09h 265d
INFO: task hung in hugetlbfs_zero_partial_page mm fs 1 syz done 3 30d 266d
INFO: rcu detected stall in sys_symlinkat (5) fs mm tomoyo 1 syz error 71 6d22h 283d
WARNING in minix_unlink fs -1 C inconclusive 416 2d10h 294d 💬 6 [292d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 3702 17m 300d 💬 1 [15d]
INFO: task hung in do_rmdir (6) fs 1 C error inconclusive 48 75d 323d 💬 1 [52d]
INFO: rcu detected stall in sys_readlink (5) mm fs 1 syz done 32 24d 330d
INFO: task hung in do_coredump (3) fs 1 C done 361 27d 331d 💬 4 [67d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 108 22d 339d 💬 1 [20d]
possible deadlock in input_inject_event usb fs 4 C done 1550 12h25m 350d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3643 4d16h 376d 💬 1 [15d]
WARNING in iov_iter_revert (5) fs -1 C error error 9 9d15h 388d
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 31 12d 424d PATCH [423d]
general protection fault in iter_file_splice_write fs 2 C done 2812 24d 481d PATCH [312d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 10 121d 512d
BUG: soft lockup in pipe_read fs mm 1 syz 5 220d 597d
INFO: rcu detected stall in dput (8) fs 1 C done 467 2h17m 621d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 376d 641d PATCH [399d]
go runtime error fs 2 syz error inconclusive 23 173d 659d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error inconclusive 110 63d 706d
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 36 36d 794d PATCH [435d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 255d 847d 💬 2 [845d]
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 910 1d06h 863d 💬 6 [407d]
WARNING in invalidate_bh_lru fs -1 C done done 5265 168d 996d 💬 5 [551d]
WARNING in do_mkdirat fs -1 C error error 525 7h52m 1014d 💬 22 [578d]
WARNING in path_openat fs -1 C error done 160 25d 1016d 💬 1 [578d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1881 2d02h 1037d 💬 2 [15d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4533 15h59m 1073d 💬 2 [15d]
WARNING in inc_nlink (3) fs -1 C error error 6875 16h23m 1275d 💬 1 [15d]
INFO: task hung in filename_create (4) fs 1 C error error 2280 5d16h 1361d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 67 5d09h 1370d PATCH [702d]
possible deadlock in input_event (2) fs 4 C inconclusive 6254 12h25m 1402d 💬 3 [15d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 9d08h 1515d 💬 4 [1495d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1488d 1841d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1292d 1878d 💬 1 [1878d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1158d 2056d 💬 2 [1950d]
moderation (69):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __d_lookup_rcu / __d_rehash (9) fs 6 1 1h36m 1h35m
upstream test error: KCSAN: data-race in dont_mount / lookup_fast (2) fs -1 1 15h52m 15h51m
WARNING in vfs_fileattr_set fs -1 1 5d03h 1d03h
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (5) fs 6 1 2d12h 2d12h
KCSAN: data-race in __set_task_comm / strlen fs mm 6 1 3d14h 3d14h
KCSAN: data-race in setattr_copy / touch_atime fs 6 1 7d12h 7d11h
WARNING in vfs_set_acl (2) fs -1 1 12d 8d19h
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 2 4d13h 13d
KCSAN: data-race in __d_instantiate / lookup_fast (11) fs 6 1 14d 14d
KMSAN: uninit-value in fsnotify (2) fs 7 1 21d 17d
KCSAN: data-race in __dentry_kill / lookup_fast (14) fs 6 1 21d 21d
KCSAN: data-race in fasync_remove_entry / kill_fasync (14) fs 6 2 14d 21d
KASAN: null-ptr-deref Read in drop_buffers (4) fs 17 228 18d 26d
KCSAN: data-race in pipe_poll / pipe_resize_ring (3) fs 6 3 7d20h 28d
WARNING in __folio_mark_dirty (3) mm fs -1 1 37d 33d
KCSAN: data-race in pipe_release / pipe_wait_writable (3) fs 6 2 44d 44d
KCSAN: data-race in __xa_clear_mark / file_write_and_wait_range (4) fs mm 6 1 45d 45d
BUG: unable to handle kernel paging request in page_cache_ra_unbounded fs mm 8 1 51d 47d
KCSAN: data-race in __xa_clear_mark / filemap_write_and_wait_range (2) fs mm 6 1 47d 47d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 2 40d 48d
KCSAN: data-race in atime_needs_update / setattr_copy (2) fs 6 1 48d 48d
KCSAN: data-race in pipe_lock / pipe_release (16) fs 6 2 26d 51d
BUG: corrupted list in chown_common fs 8 3 13d 53d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 42 1d04h 60d
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 3 12d 64d
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 3 31d 64d
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 28 2d15h 65d
WARNING in vfs_utimes (4) fs -1 1 71d 67d
WARNING in chmod_common (3) fs -1 2 37d 69d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 1 75d 71d
WARNING in file_seek_cur_needs_f_lock (2) fs -1 1 75d 71d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 4 12d 82d
WARNING in do_new_mount (5) fs -1 1 89d 85d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 171 1d01h 90d
KCSAN: data-race in __dentry_kill / __dentry_kill (6) fs 6 7 20d 91d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 3 31d 94d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 11 29d 107d
WARNING in lookup_slow (4) fs -1 8 4d20h 110d
WARNING in dqput (2) fs -1 7 15d 113d
KCSAN: data-race in filemap_write_and_wait_range / xas_clear_mark (2) fs mm 6 9 5d18h 114d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 6 27d 132d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (3) fs mm -1 4 35d 136d
WARNING in do_rmdir fs -1 6 7h25m 145d
possible deadlock in page_cache_ra_unbounded (2) fs mm 4 3 73d 148d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 20 1d21h 164d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 19 6d06h 182d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 6 189 1d04h 220d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 19 4d08h 259d
KCSAN: data-race in __d_instantiate / step_into (3) fs 6 14 31d 289d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 600 20h24m 298d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 17 20d 303d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 40 10d 335d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 36 6d13h 343d
BUG: corrupted list in vfs_setxattr fs 8 37 6d11h 347d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 114 13h22m 430d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 80 7d03h 438d
KCSAN: data-race in pollwake / pollwake (5) fs 6 524 47d 445d 💬 2 [86d]
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 34 23d 452d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 158 19h58m 469d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 594 20h23m 494d
WARNING in chown_common fs -1 125 1d14h 515d
KCSAN: data-race in do_select / pollwake (2) fs 6 1666 46d 644d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 444 10d 644d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 2054 21h08m 645d
KCSAN: data-race in d_delete / step_into (6) fs 6 824 3d09h 646d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) mm fs 6 4818 1d04h 1539d
KCSAN: data-race in __xa_set_mark / xas_find_marked mm fs 6 1549 20h24m 1814d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4094 7d09h 2103d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2196 20h22m 2109d