syzbot


ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 135
Parent subsystem(s): fs (110)
open (25):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: locking bug in ext4_xattr_inode_update_ref (3) ext4 C 1 2d05h 12d 💬 1 [12d]
WARNING in ext4_xattr_set_entry (2) ext4 C 4 13d 12d 💬 0 [12d]
possible deadlock in ext4_xattr_inode_iget (3) ext4 C error 2 23d 20d PATCH [19d]
WARNING: locking bug in ext4_xattr_inode_iget (2) ext4 C 1 27d 23d 💬 0 [23d]
possible deadlock in __ext4_mark_inode_dirty (3) ext4 1 40d 36d 💬 0 [36d]
possible deadlock in ext4_evict_inode (3) ext4 2 28d 67d 💬 0 [67d]
WARNING: suspicious RCU usage in hash_netportnet6_destroy netfilter ext4 C done 44 66d 77d 💬 0 [74d]
general protection fault in __block_commit_write ext4 syz 2 65d 78d 💬 0 [78d]
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 19 2d04h 81d 💬 1 [11d]
kernel BUG in set_blocksize block ext4 syz error error 2 26d 82d 💬 0 [73d]
INFO: task hung in ext4_quota_write ext4 C inconclusive 22 8d07h 113d PATCH [28d]
general protection fault in hrtimer_nanosleep ext4 syz error 1 107d 174d 💬 6 [164d]
KASAN: wild-memory-access Read in read_block_bitmap ext4 C 33 20d 194d 💬 0 [11d]
possible deadlock in ext4_xattr_set_handle (4) ext4 5 93d 214d 💬 0 [214d]
INFO: rcu detected stall in sys_unlink (3) ext4 C error 20 9d22h 253d 💬 0 [11d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 155 2d21h 280d 💬 0 [11d]
possible deadlock in ext4_da_get_block_prep ext4 23 43d 289d 💬 0 [42d]
WARNING: locking bug in ext4_ioctl ext4 C done 450 13h48m 323d 💬 0 [11d]
WARNING: locking bug in __ext4_ioctl ext4 C done 712 1d10h 323d 💬 0 [11d]
WARNING: locking bug in ext4_move_extents ext4 C done 8887 1h23m 323d 💬 0 [11d]
possible deadlock in start_this_handle (4) fscrypt ext4 92 40d 419d 💬 1 [42d]
possible deadlock in evict (3) ext4 178 39d 419d 💬 3 [42d]
kernel BUG in __ext4_journal_stop ext4 C error done 18 31d 512d 💬 7 [42d]
WARNING in ext4_write_inode (2) ext4 82 40d 801d 💬 5 [42d]
memory leak in __lookup_slow ext4 usb C 2 602d 923d 💬 0 [923d]
moderation (24):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in data_push_tail / uuid_string (3) ext4 1 4d12h 4d12h 💬 0 [never]
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (6) ext4 1 24d 24d 💬 0 [never]
KCSAN: data-race in filemap_splice_read / ondemand_readahead (2) ext4 1 29d 29d 💬 0 [never]
KCSAN: data-race in _copy_to_iter / string (2) ext4 2 12d 31d 💬 0 [never]
KCSAN: data-race in data_alloc / data_push_tail (2) lvs block ext4 28 20d 52d 💬 0 [never]
KCSAN: data-race in __d_rehash / fast_dput ext4 2 24d 58d 💬 0 [never]
KCSAN: data-race in atime_needs_update / touch_atime (2) ext4 34 1d16h 81d 💬 0 [never]
KCSAN: data-race in __test_and_clear_bit_le / _find_next_zero_bit (3) ext4 12 10d 82d 💬 0 [never]
KCSAN: data-race in touch_atime / touch_atime (2) ext4 51 2d06h 83d 💬 0 [never]
KCSAN: data-race in __mark_inode_dirty / writeback_sb_inodes (14) ext4 15 4d21h 135d 💬 0 [never]
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 31 4h05m 135d 💬 0 [never]
KCSAN: data-race in data_push_tail / number (4) ext4 47 6d11h 136d 💬 0 [never]
KCSAN: data-race in __d_instantiate / lookup_fast (6) ext4 51 5d16h 136d 💬 0 [never]
KCSAN: data-race in atime_needs_update / inode_update_timestamps ext4 157 6d16h 136d 💬 0 [never]
KCSAN: data-race in __mark_inode_dirty / __mark_inode_dirty (4) ext4 exfat 146 2d13h 137d 💬 0 [never]
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (2) ext4 183 1d15h 137d 💬 0 [never]
KCSAN: data-race in pollwake / pollwake (4) ext4 200 16d 137d 💬 0 [never]
KCSAN: data-race in __d_instantiate / step_into ext4 233 1d19h 137d 💬 0 [never]
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 86 5d16h 138d 💬 0 [never]
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (4) ext4 76 33d 138d 💬 0 [never]
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 403 10h01m 138d 💬 0 [never]
KCSAN: data-race in xas_find_marked / xas_init_marks (2) ext4 769 3h36m 1057d 💬 0 [never]
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (2) ext4 613 7d05h 1287d 💬 0 [never]
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2136 14h43m 1541d 💬 0 [never]