syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1309]
≡ Subsystems
🐞 Fixed [7207]
🐞 Invalid [19041]
⬇ Missing Backports [221]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 676
Parent subsystem(s): kernel (94)
Child subsystems: afs (4) autofs (2) bfs (5) btrfs (38) cifs (0) erofs (0) exfat (21) ext4 (70) f2fs (11) fscrypt (1) fsverity (0) fuse (9) gfs2 (34) hfs (23) iomap (3) isofs (1) jffs2 (3) jfs (72) kernfs (34) netfs (1) nfs (9) nilfs (6) ntfs3 (21) ocfs2 (46) orangefs (0) overlayfs (3) squashfs (1) udf (10) v9fs (4) xfs (10)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: rcu detected stall in dentry_kill prio:high fs mm 1 C error 10 2d20h 13d PATCH [16h35m]
KASAN: slab-use-after-free Read in dentry_kill fs prio:high actionable 19 3 13d 17d
KASAN: slab-use-after-free Read in filename_mkdirat actionable prio:high fs 19 1 38d 31d
possible deadlock in page_cache_ra_order prio:high mm fs 4 5 37d 33d
INFO: rcu detected stall in __fsnotify_parent (3) prio:high fs input usb 1 syz error error 1 48d 44d 💬 1 [39d]
possible deadlock in hugetlbfs_fallocate prio:low fs mm 4 2 45d 47d
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_to_ts race:harmful prio:low fs 6 1 47d 47d
possible deadlock in dump_user_range prio:low fs 4 3 22d 50d
kernel BUG in sock_release prio:normal fs -1 2 51d 72d
KMSAN: uninit-value in inode_set_ctime_to_ts prio:high fs 7 42 15d 138d
KASAN: slab-use-after-free Read in proc_invalidate_siblings_dcache (2) prio:high fs 19 4 22d 163d
INFO: rcu detected stall in inotify_add_watch prio:low modules fs 1 syz error error 2 139d 164d
KASAN: use-after-free Read in hpfs_bplus_lookup fs prio:high 19 C error error 11 9d06h 167d PATCH [1d07h]
INFO: rcu detected stall in pivot_root prio:high fs 1 syz 1 186d 182d
BUG: corrupted list in vfs_setxattr fs 8 62 78d 186d
memory leak in adfs_init_fs_context prio:low fs 3 C 2 3h57m 201d PATCH [200d]
WARNING in sched_mm_cid_fork prio:low fs mm -1 C error error 332 150d 212d PATCH [191d]
KASAN: null-ptr-deref Read in drop_buffers (5) prio:high fs 11 14 19d 235d PATCH [204d]
INFO: rcu detected stall in sys_symlink (6) prio:high fs mm 1 C error inconclusive 6 54d 248d
KASAN: use-after-free Read in hpfs_count_dnodes prio:high fs 19 C error error 9 59d 248d 💬 1 [248d]
INFO: rcu detected stall in eventpoll_release_file (2) prio:normal fs 1 C error error 1 172d 267d
WARNING in path_noexec (2) prio:low fs mm -1 C error 27195 4d11h 275d PATCH [265d]
INFO: task hung in writeback_iter (3) prio:high fs mm 1 C error error 20 3d20h 309d PATCH [163d]
INFO: rcu detected stall in blkdev_release (3) prio:normal block fs 1 102 6h57m 333d
KASAN: use-after-free Read in hpfs_get_ea prio:high fs 19 C error 9143 11h48m 350d PATCH [1d07h]
INFO: task hung in __iterate_supers prio:high fs 1 C error 8506 48m 393d
kernel BUG in __filemap_add_folio prio:low fs mm -1 C done 2030 2h30m 434d PATCH [197d]
INFO: task hung in page_cache_ra_order prio:low fs mm 1 C done 115 4d11h 436d 💬 1 [436d]
INFO: task hung in do_coredump (3) prio:high fs 1 C done error 361 178d 624d 💬 4 [360d]
INFO: task hung in fdget_pos fs kernfs prio:normal 1 C inconclusive inconclusive 135 8d21h 632d 💬 1 [2d05h]
possible deadlock in input_inject_event prio:high usb fs 4 C done 3956 18d 644d PATCH [259d]
INFO: task hung in bch2_journal_reclaim_thread (2) fs 1 C done error 1574 274d 650d 💬 3 [280d]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done error 3651 161d 669d 💬 1 [165d]
WARNING in bch2_trans_put prio:high fs -1 C done error 519 258d 777d 💬 2 [249d]
INFO: rcu detected stall in sys_close (7) prio:high fs 1 C error 21 8d10h 805d
BUG: soft lockup in pipe_read fs mm 1 syz 5 513d 890d
INFO: rcu detected stall in dput (8) prio:low fs 1 C done error 635 166d 914d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 669d 934d PATCH [692d]
go runtime error fs 2 syz error inconclusive 24 61d 953d
INFO: task hung in user_get_super (2) prio:high fs 1 C error 2023 6d03h 957d
UBSAN: shift-out-of-bounds in befs_check_sb prio:high fs -1 C error done 79 27d 1087d PATCH [729d]
INFO: task hung in synchronize_rcu (4) prio:high fs net 1 C done error 3959 4h08m 1156d 💬 8 [23d]
WARNING in do_mkdirat prio:high fs -1 C error error 747 144d 1308d 💬 22 [871d]
WARNING in path_openat prio:high fs -1 C error done 204 3d12h 1309d 💬 1 [871d]
INFO: task hung in lookup_slow (3) fs prio:high 1 C unreliable 1997 9h13m 1330d 💬 2 [55d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4863 9d08h 1366d 💬 2 [23d]
WARNING in inc_nlink (3) fs prio:low -1 C error error 7042 2d05h 1569d 💬 1 [55d]
INFO: task hung in filename_create (4) fs prio:high 1 C error error 2677 3d17h 1654d
possible deadlock in input_event (2) fs 4 C inconclusive 7546 18d 1696d 💬 3 [23d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 3 113d 1808d 💬 4 [1789d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1782d 2134d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1585d 2171d 💬 1 [2171d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1451d 2349d 💬 2 [2243d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in dentry_unlink_inode / path_openat (4) fs 6 1 9h06m 9h06m
KCSAN: data-race in __fsnotify_parent / d_make_discardable (2) fs race:benign 6 1 1d16h 1d16h
KCSAN: data-race in __wb_writeout_add / writeout_period (6) fs mm race:benign prio:high 6 1 3d10h 3d10h
KASAN: vmalloc-out-of-bounds Read in fanotify_read fs 17 1 10d 6d05h
KCSAN: data-race in d_make_discardable / dentry_kill fs race:benign prio:low 6 2 1d16h 7d23h
KCSAN: data-race in __d_instantiate / path_lookupat (2) fs race:benign prio:low 6 1 9d23h 9d23h
KCSAN: data-race in d_lru_del / dentry_kill fs race:benign prio:low 6 1 10d 10d
KCSAN: data-race in ___d_drop / __d_lookup (4) fs race:benign prio:low 6 1 15d 15d
BUG: soft lockup in file_free fs 1 1 21d 17d
KCSAN: data-race in d_invalidate / fast_dput (7) fs race:benign prio:high 6 1 17d 17d
KCSAN: data-race in dentry_kill / fast_dput fs race:benign prio:high 6 21 1h50m 18d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (6) fs mm prio:high -1 1 19d 19d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (10) fs mm race:benign prio:high 6 1 21d 21d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (12) mm fs race:benign prio:high 6 1 22d 22d
KCSAN: data-race in fprop_new_period / fprop_reflect_period_percpu (12) mm fs race:benign prio:low 6 1 24d 24d
WARNING in filename_mkdirat (2) prio:high fs -1 6 1h17m 27d
WARNING in minix_put_super prio:low fs -1 1 31d 27d
WARNING in notify_change (10) prio:high fs -1 1 36d 32d
KMSAN: uninit-value in alloc_fd prio:high fs 7 1 38d 34d
KCSAN: data-race in __d_instantiate / lookup_fast (13) race:benign prio:low fs 6 1 35d 35d
WARNING in do_mmap prio:low mm fs -1 1 42d 38d
kernel BUG in vxfs_read_olt prio:normal fs -1 1 43d 39d
KCSAN: data-race in __dentry_kill / proc_sys_compare race:benign prio:low fs 6 1 40d 40d
KMSAN: uninit-value in __d_lookup_rcu prio:high fs 7 2 10d 47d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (9) race:benign prio:low fs mm 6 2 3d13h 49d
WARNING in file_remove_privs_flags prio:low fs -1 4 7h51m 52d PATCH [26d]
KCSAN: data-race in generic_fillattr / inode_set_ctime_current (4) race:benign prio:low fs 6 3 10d 53d
KCSAN: data-race in pipe_release / pipe_unlock (2) prio:low fs 6 1 54d 54d
upstream test error: KCSAN: data-race in d_make_discardable / path_lookupat prio:high fs -1 1 55d 55d
general protection fault in seq_read_iter (2) prio:low fs 2 1 60d 56d
WARNING in filename_unlinkat prio:high fs -1 1 68d 64d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (5) prio:low fs 6 3 7d22h 65d
WARNING in filename_linkat prio:high fs -1 1 82d 78d
general protection fault in traverse prio:low fs 2 1 82d 78d
WARNING in V2_minix_truncate prio:low fs -1 3 57d 82d
kernel BUG in bdev_getblk prio:low fs -1 2 35d 84d
WARNING in chmod_common (5) prio:high fs -1 1 88d 84d
WARNING in vfs_remove_acl (2) prio:high fs -1 3 84d 100d
kernel BUG in qlist_free_all (4) prio:high net fs -1 3 43d 102d
kernel BUG in set_ps_flags prio:low fs -1 6 6d15h 110d
WARNING in do_loopback (4) prio:high fs -1 6 6d00h 124d
WARNING in do_new_mount (6) prio:normal fs -1 8 31d 135d
WARNING in filename_mknodat prio:high fs -1 19 50d 136d
KCSAN: data-race in __dentry_kill / __dentry_kill (7) prio:high fs 6 17 20d 151d
KCSAN: data-race in __dentry_kill / step_into_slowpath prio:low fs 6 7 24d 151d
KCSAN: data-race in __d_drop / fast_dput (3) prio:low fs 6 159 19d 158d
KCSAN: data-race in __dentry_kill / lookup_fast (15) race:benign prio:low fs 6 15 22d 159d
KCSAN: data-race in __dentry_kill / d_make_discardable prio:low fs 6 27 28d 180d
KASAN: slab-use-after-free Read in shrink_dentry_list prio:high fs 19 19 23d 186d
KCSAN: data-race in d_delete / path_lookupat prio:low fs 6 47 1d00h 205d
KCSAN: data-race in d_make_discardable / lookup_fast prio:low fs 6 120 2d00h 207d
KCSAN: data-race in fill_mg_cmtime / simple_unlink prio:low fs 6 70 1d02h 207d
KCSAN: data-race in d_make_discardable / step_into_slowpath prio:low fs 6 205 1d02h 207d
KCSAN: data-race in d_make_discardable / path_lookupat prio:low fs 6 108 2d15h 208d
KCSAN: data-race in d_make_discardable / do_readlinkat prio:low fs 6 108 12h26m 209d
KCSAN: data-race in d_delete / step_into_slowpath prio:low fs 6 98 1d06h 211d
KCSAN: data-race in __follow_mount_rcu / d_set_mounted prio:low fs 6 16 5h50m 212d
KCSAN: data-race in dont_mount / step_into_slowpath prio:low fs 6 60 3d05h 213d
KCSAN: data-race in dont_mount / path_lookupat prio:low fs 6 21 18d 213d
KCSAN: data-race in dentry_unlink_inode / step_into_slowpath prio:low fs 6 416 23h33m 213d
KASAN: slab-use-after-free Read in seq_printf prio:high fs 19 7 33d 269d
KCSAN: data-race in fifo_open / wait_for_partner (6) prio:low fs 6 309 23h45m 353d
KCSAN: data-race in filemap_read / filemap_read (6) prio:low fs 6 584 26d 383d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) prio:low fs 6 39 2d08h 400d
WARNING in lookup_slow (4) prio:high fs -1 22 23d 403d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) prio:low mm fs 6 952 7d22h 591d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) prio:low fs 6 77 1d20h 628d
KCSAN: data-race in generic_fillattr / touch_atime (4) prio:low fs 6 75 4d12h 636d
KCSAN: data-race in generic_fillattr / inode_add_bytes prio:low fs 6 203 12d 723d
KCSAN: data-race in d_delete / lookup_fast (7) prio:low fs 6 156 4d08h 732d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) prio:low fs 6 52 23h45m 745d
KCSAN: data-race in touch_atime / touch_atime (3) prio:high fs 6 733 3d03h 767d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) prio:low mm fs 6 869 11d 787d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current prio:low fs 6 521 2d04h 937d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) prio:high mm fs 6 5413 10h46m 1832d
KCSAN: data-race in __xa_set_mark / xas_find_marked prio:low fs mm 6 1675 1d16h 2107d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) prio:low fs mm 6 4159 4d15h 2396d
KCSAN: data-race in xas_find_marked / xas_set_mark prio:low fs mm 6 2575 1d15h 2402d