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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Maintainer(s): adilger.kernel@dilger.ca, tytso@mit.edu
Fixed bugs: 110
Parent subsystem(s): fs (53)
open (34):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in __ext4_iget ext4 7 16h41m 3d02h 💬 0 [3d02h]
WARNING: locking bug in ext4_ioctl ext4 C done 15 11h20m 4d21h 💬 0 [4d14h]
WARNING: locking bug in __ext4_ioctl ext4 23 now 4d22h 💬 0 [4d22h]
WARNING: locking bug in ext4_move_extents ext4 288 56m 4d22h 💬 0 [4d22h]
KASAN: use-after-free Read in ext4_search_dir ext4 C error 4 23d 29d 💬 1 [18d]
WARNING: bad unlock balance in unlock_two_nondirectories ext4 2 50d 49d PATCH [29d]
possible deadlock in quotactl_fd ext4 C error 124 23h04m 59d 💬 5 [30d]
possible deadlock in sys_quotactl_fd ext4 C 423 25d 59d PATCH [27d]
KASAN: slab-out-of-bounds Write in ext4_write_inline_data_end (2) ext4 1 75d 67d 💬 0 [67d]
KASAN: slab-use-after-free Read in ext4_convert_inline_data_nolock ext4 C error 6 28d 74d 💬 1 [40d]
WARNING in ext4_da_update_reserve_space (2) ext4 C error 9 1d22h 75d 💬 5 [6d20h]
possible deadlock in ext4_inline_data_truncate ext4 1 82d 78d 💬 0 [78d]
WARNING: bad unlock balance in ext4_rename ext4 19 82d 85d 💬 1 [85d]
WARNING in ext4_expand_extra_isize_ea (2) ext4 3 70d 91d 💬 0 [91d]
kernel BUG in ext4_write_inline_data_end ext4 C error 12 1h25m 99d 💬 0 [99d]
possible deadlock in __ext4_mark_inode_dirty ext4 14 76d 99d 💬 0 [99d]
possible deadlock in start_this_handle (4) fscrypt ext4 5 83d 101d 💬 1 [101d]
possible deadlock in evict (3) ext4 108 44d 101d 💬 3 [100d]
BUG: unable to handle kernel paging request in folio_flags mm ext4 C error 15 34d 121d 💬 1 [120d]
INFO: task hung in ext4_evict_ea_inode ext4 syz done 4 5d14h 149d PATCH [16d]
possible deadlock in ext4_find_inline_entry ext4 C 2 67d 163d 💬 0 [163d]
BUG: unable to handle kernel NULL pointer dereference in shmem_evict_inode mm ext4 C 1 209d 205d 💬 0 [205d]
possible deadlock in ext4_move_extents ext4 133 46d 216d 💬 0 [216d]
INFO: trying to register non-static key in ext4_xattr_set_handle ext4 6 116d 241d 💬 0 [241d]
possible deadlock in ext4_ioctl ext4 44 48d 242d 💬 0 [242d]
possible deadlock in dquot_commit (2) ext4 C inconclusive 5641 25d 244d 💬 0 [42d]
INFO: task hung in path_openat (7) xfs ext4 205 7d03h 246d 💬 0 [11d]
possible deadlock in ext4_map_blocks ext4 480 27d 248d 💬 0 [42d]
KASAN: slab-out-of-bounds Read in ext4_enable_quotas ext4 C error error 29 43d 256d 💬 3 [42d]
possible deadlock in lock_two_nondirectories reiserfs ext4 7 47d 260d 💬 0 [260d]
possible deadlock in ext4_evict_inode (2) ext4 18 85d 261d 💬 0 [261d]
WARNING in ext4_write_inode (2) ext4 51 8d23h 483d 💬 5 [6d20h]
memory leak in __lookup_slow ext4 usb C 2 284d 604d 💬 0 [604d]
kernel BUG in mpage_prepare_extent_to_map ext4 C done error 145 178d 739d 💬 0 [726d]
moderation (10):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in ext4_release_dquot ext4 1 31d 27d 💬 0 [never]
general protection fault in ext4_block_zero_page_range ext4 1 54d 50d 💬 0 [never]
KASAN: slab-out-of-bounds Read in ext4_statfs ext4 2 63d 86d 💬 0 [never]
KCSAN: data-race in generic_write_end / mpage_process_page_bufs (3) ext4 1072 11h11m 396d 💬 0 [never]
KCSAN: data-race in filemap_read / generic_write_end (3) ext4 289 13d 494d 💬 0 [never]
KCSAN: data-race in generic_write_end / next_uptodate_page (2) ext4 368 2d08h 506d 💬 0 [never]
KCSAN: data-race in data_push_tail / string ext4 209 17d 687d 💬 0 [never]
KCSAN: data-race in xas_find_marked / xas_init_marks (2) mm ext4 611 7h51m 738d 💬 0 [never]
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (2) ext4 488 2d05h 968d 💬 0 [never]
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 1590 1d17h 1222d 💬 0 [never]