syzbot


fs subsystem


List(s): linux-fsdevel@vger.kernel.org
Fixed bugs: 372
Parent subsystem(s): kernel (79)
Child subsystems: afs (9) autofs (2) bcachefs (110) bfs (3) btrfs (38) erofs (0) exfat (19) ext4 (84) f2fs (11) fscrypt (0) fsverity (0) fuse (4) gfs2 (25) hfs (43) iomap (2) isofs (1) jffs2 (3) jfs (56) kernfs (22) netfs (4) nfs (9) nilfs (3) ntfs3 (39) ocfs2 (64) orangefs (0) overlayfs (3) squashfs (3) udf (8) v9fs (8) xfs (17)
open (55):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: bad unlock balance in query_matching_vma fs 4 C done 9 2d17h 2d17h 💬 2 [1d14h]
WARNING: lock held when returning to user space in query_matching_vma fs 4 C 2 2d14h 2d21h
WARNING in path_noexec mm fs -1 C done 5832 23m 10d PATCH [9d07h]
possible deadlock in __simple_recursive_removal fs 4 C 38 13d 14d 💬 1 [14d]
WARNING: suspicious RCU usage in proc_sys_compare fs 4 C error 1444 9d04h 14d
linux-next test error: WARNING: suspicious RCU usage in proc_sys_compare fs -1 7 13d 16d
WARNING in minix_rename fs -1 syz error 7 8d19h 22d
general protection fault in pidfs_free_pid fs 2 C done 990 23d 23d 💬 4 [23d]
KMSAN: uninit-value in fsnotify_connector_destroy_workfn fs 7 1 32d 28d PATCH [27d]
KASAN: slab-use-after-free Read in send_sigio fs 19 1 59d 51d
BUG: unable to handle kernel paging request in drop_sysctl_table fs 8 syz 6 49d 63d 💬 1 [63d]
general protection fault in do_move_mount (3) fs 10 C done done 570 36d 63d 💬 3 [4d09h]
BUG: unable to handle kernel paging request in alloc_fs_context efi fs 8 C 11 41d 66d 💬 3 [56d]
kernel BUG in __filemap_add_folio fs mm -1 C done 140 10m 83d
INFO: task hung in page_cache_ra_order fs mm 1 C done 33 3d05h 85d 💬 1 [85d]
WARNING: bad unlock balance in traverse fs 4 C 40 2d11h 140d
WARNING: bad unlock balance in seq_read_iter fs 4 C 37 13d 166d PATCH [166d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 19 1d21h 175d PATCH [101d]
WARNING in minix_rmdir fs -1 C inconclusive 36 16h39m 190d
possible deadlock in __configfs_open_file fs 4 C 26 20d 207d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 26d 208d
WARNING in minix_unlink fs -1 C inconclusive 374 21h54m 236d 💬 6 [234d]
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 2852 35m 242d 💬 1 [101d]
INFO: rcu detected stall in sys_readlink (5) mm fs 1 syz done 31 22d 272d
INFO: task hung in do_coredump (3) fs 1 C done 358 1d09h 273d 💬 4 [9d06h]
possible deadlock in input_inject_event usb fs 4 C done 1115 47m 292d
BUG: unable to handle kernel NULL pointer dereference in read_cache_folio fs 10 C 12 54d 294d PATCH [275d]
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3641 10d 318d 💬 1 [3d07h]
WARNING in iov_iter_revert (5) fs -1 C error error 7 38d 331d
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 23 13d 366d PATCH [365d]
general protection fault in iter_file_splice_write fs 2 C done 2763 6d06h 423d PATCH [254d]
INFO: rcu detected stall in sys_close (7) fs bpf 1 C error 10 63d 454d
KASAN: null-ptr-deref Write in do_pagemap_cmd fs 12 C inconclusive done 17 52d 499d PATCH [104d]
BUG: soft lockup in pipe_read fs mm 1 syz 5 162d 539d
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 318d 583d PATCH [341d]
go runtime error fs 2 syz error inconclusive 23 115d 601d
INFO: rcu detected stall in clock_adjtime (2) fs 1 C error 110 5d17h 648d
INFO: task hung in __fdget_pos (4) fs 1 C error done 297 290d 683d 💬 18 [259d]
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 36 48d 736d PATCH [377d]
INFO: rcu detected stall in vfs_readlink fs 1 C 3 197d 789d 💬 2 [787d]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 894 18d 805d 💬 6 [349d]
WARNING in invalidate_bh_lru fs -1 C done done 5265 110d 938d 💬 5 [493d]
WARNING in do_mkdirat fs -1 C error error 464 1d01h 957d 💬 22 [520d]
WARNING in path_openat fs -1 C error done 159 22d 958d 💬 1 [520d]
INFO: task hung in lookup_slow (3) fs 1 C unreliable 1856 1d21h 979d 💬 2 [338d]
INFO: task hung in path_openat (7) fs 1 C unreliable 4460 18h12m 1015d 💬 2 [313d]
WARNING in inc_nlink (3) fs -1 C error error 6846 1d16h 1217d 💬 1 [364d]
INFO: task hung in filename_create (4) fs 1 C error error 2228 1d05h 1303d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 64 9d22h 1312d PATCH [644d]
possible deadlock in input_event (2) fs 4 C inconclusive 6006 45m 1344d 💬 3 [364d]
INFO: task hung in sys_io_destroy fs 1 C inconclusive inconclusive 2 44d 1457d 💬 4 [1437d]
memory leak in path_openat (2) fs 3 C 5 585d 1611d 💬 1 [1611d]
INFO: task can't die in wait_on_page_bit_common mm fs 1 C done 5 1431d 1783d
INFO: rcu detected stall in seq_read (2) fs 1 C done error 5 1234d 1820d 💬 1 [1820d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1100d 1998d 💬 2 [1892d]
moderation (87):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 1 2d03h 2d03h
KCSAN: data-race in generic_fillattr / setattr_copy (4) fs 6 1 2d04h 2d04h
WARNING in unlock_mount (2) fs -1 1 4d02h 2d21h
KCSAN: data-race in inode_update_timestamps / inode_update_timestamps (4) fs 6 1 3d04h 3d04h
KCSAN: data-race in aio_read_events / iocb_put (12) fs 6 1 4d18h 4d18h
KCSAN: data-race in d_invalidate / fast_dput (5) fs 6 1 6d09h 6d09h
KCSAN: data-race in pipe_poll / pipe_release (11) fs 6 1 6d19h 6d19h
KASAN: slab-use-after-free Read in bus_remove_driver fs 19 3 11d 8d01h
KCSAN: data-race in d_delete / do_coredump (2) fs 6 1 9d13h 9d13h
WARNING in vfs_utimes (4) fs -1 1 13d 9d22h
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts (2) fs 6 2 5h07m 11d
WARNING in chmod_common (3) fs -1 1 15d 11d
KCSAN: data-race in __dentry_kill / d_alloc_parallel (5) fs 6 1 13d 13d
BUG: sleeping function called from invalid context in freader_get_folio fs 5 32 10d 13d
KASAN: out-of-bounds Read in proc_pid_stack (2) fs 17 1 17d 13d
WARNING in file_seek_cur_needs_f_lock (2) fs -1 1 17d 13d
KASAN: slab-use-after-free Read in dnotify_handle_event fs 19 1 21d 17d
KASAN: stack-out-of-bounds Read in unwind_next_frame (4) fs 17 1 25d 21d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (9) fs mm 6 1 22d 22d
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (4) fs 6 1 23d 23d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 2 3d16h 24d
WARNING in do_new_mount (5) fs -1 1 31d 27d
possible deadlock in lookup_one_unlocked (2) fs 4 1 35d 31d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 54 8h29m 32d
KCSAN: data-race in __dentry_kill / __dentry_kill (6) fs 6 3 4d17h 33d
KCSAN: data-race in fifo_open / pipe_poll fs 6 1 36d 36d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (6) fs 6 2 23d 36d
KCSAN: data-race in atime_needs_update / inode_set_ctime_to_ts fs 6 1 39d 39d
KCSAN: data-race in file_update_time / inode_update_timestamps (4) fs 6 1 41d 41d
KASAN: slab-use-after-free Write in __ep_remove fs 24 1 46d 42d
KCSAN: data-race in __d_instantiate / path_openat fs 6 1 44d 44d
upstream test error: KCSAN: data-race in dont_mount / step_into fs -1 1 46d 46d
general protection fault in proc_fill_cache fs 2 1 50d 46d
KCSAN: data-race in init_file / prepare_creds fs 6 1 48d 48d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 5 5d05h 49d
KCSAN: data-race in __xa_clear_mark / file_write_and_wait_range (3) fs mm 6 1 49d 49d
general protection fault in asm_sysvec_reschedule_ipi mm fs 2 1 53d 49d
KCSAN: data-race in __d_instantiate / lookup_fast (10) fs 6 1 49d 49d
KCSAN: data-race in ep_poll_callback / ep_try_send_events fs 6 1 51d 51d
WARNING in lookup_slow (4) fs -1 5 6d00h 52d
general protection fault in ib_free_port_attrs fs rdma 8 3 16d 52d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (7) fs mm 6 5 22d 53d
WARNING in dqput (2) fs -1 5 2d10h 55d
KCSAN: data-race in filemap_write_and_wait_range / xas_clear_mark (2) fs mm 6 3 33d 56d
upstream test error: KCSAN: data-race in dont_mount / lookup_fast fs -1 2 31d 66d
KMSAN: uninit-value in __folio_cancel_dirty mm fs 7 1 74d 70d
KCSAN: data-race in __dentry_kill / step_into (9) fs 6 4 12d 74d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (3) fs mm -1 3 19d 78d
WARNING in do_rmdir fs -1 5 5d04h 87d
possible deadlock in page_cache_ra_unbounded (2) fs mm 4 3 15d 90d
KCSAN: data-race in __dentry_kill / d_set_d_op (20) fs 6 3 24d 99d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range mm fs 6 4 1d19h 106d
KCSAN: data-race in fill_mg_cmtime / simple_rename_timestamp (2) fs 6 3 40d 114d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 16 8d08h 124d
WARNING in cleanup_mnt (5) fs -1 7 41d 138d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 6 93 2d13h 162d
KASAN: slab-out-of-bounds Read in seq_printf fs 19 5 66d 172d
KCSAN: data-race in __d_lookup / __d_rehash (9) fs 6 12 25d 201d
KCSAN: data-race in drop_nlink / generic_fillattr (9) fs 6 7 41d 215d
KCSAN: data-race in __d_instantiate / step_into (3) fs 6 12 5d11h 231d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 486 1d05h 240d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 6 13 7d14h 245d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 33 1d05h 277d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 31 14d 285d
BUG: corrupted list in vfs_setxattr fs 8 26 9d01h 289d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 97 16d 372d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 70 1d03h 380d
KCSAN: data-race in pollwake / pollwake (5) fs 6 505 4h28m 387d 💬 2 [28d]
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 30 2d03h 394d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 6 126 10h08m 411d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 323 9h48m 416d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 514 1d05h 436d
WARNING in vfs_setxattr (3) fs -1 385 7h47m 456d
WARNING in chown_common fs -1 111 7h07m 457d
KCSAN: data-race in vmalloc_info_show / vmalloc_info_show fs 6 643 46d 489d
WARNING in do_mknodat (3) fs -1 178 2d06h 503d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 353 13h03m 531d
KCSAN: data-race in do_select / pollwake (2) fs 6 1636 15m 586d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 6 308 5d03h 586d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 439 16h59m 586d
KCSAN: data-race in dentry_unlink_inode / step_into fs 6 syz 1952 6h32m 587d
KCSAN: data-race in d_delete / step_into (6) fs 6 796 2d03h 588d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) mm fs 6 4713 13h50m 1481d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1527 13h17m 1756d
KCSAN: data-race in do_sys_poll / pollwake fs 6 5305 25m 1824d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4086 10h25m 2045d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2063 1d05h 2051d