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ext4 subsystem


List(s): linux-ext4@vger.kernel.org
Fixed bugs: 149
Parent subsystem(s): fs (138)
open (56):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_insert_extent (2) ext4 1 7d09h 3d09h
WARNING in file_seek_cur_needs_f_lock ext4 overlayfs C done 6 3d11h 7d21h PATCH [6h34m]
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 5 14d 14d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 20d 18d PATCH [14d]
BUG: corrupted list in __sk_destruct (2) net ext4 syz done 1 42d 41d
WARNING in get_dump_page ext4 mm C done error 5 34d 47d
WARNING in __ext4_iget ext4 C done 4927 20d 62d
general protection fault in __dev_set_rx_mode ext4 net syz 1 67d 63d
WARNING in inode_set_cached_link ext4 C done 78396 7d16h 67d 💬 1 [21d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 12 36d 68d
kernel BUG in ext4_es_cache_extent (2) ext4 1 81d 77d
INFO: rcu detected stall in sys_mkdir (9) ext4 syz done 1 15d 79d
KASAN: slab-out-of-bounds Read in filldir64 ext4 1 95d 82d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 7 61d 83d
possible deadlock in wait_transaction_locked (2) ext4 1 96d 92d
kernel BUG in set_blocksize (2) block ext4 udf syz error 1 99d 95d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 15d 101d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 26 4d21h 105d 💬 1 [17d]
possible deadlock in ext4_readpage_inline ext4 6 85d 110d
INFO: task hung in find_inode_fast (4) ext4 syz error 8 21d 112d
possible deadlock in ext4_inline_data_truncate (3) ext4 3 91d 117d
general protection fault in pcpu_alloc wireless ext4 syz 1 134d 131d
WARNING: locking bug in jbd2_alloc ext4 8 16d 137d
INFO: task hung in do_get_write_access (3) ext4 C error 237 38m 142d
kernel BUG in ext4_write_inline_data (2) ext4 C error 28 6d23h 144d 💬 2 [143d]
INFO: rcu detected stall in rescuer_thread ext4 batman C done 16 5d12h 149d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 6d04h 164d PATCH [161d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 20 41m 165d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 22 18d 170d
KASAN: use-after-free Write in ext4_insert_dentry ext4 C done 117 3d14h 171d PATCH [161d]
possible deadlock in ext4_writepages (2) ext4 4 29d 177d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 25 19h09m 179d
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive done 6 37d 190d
possible deadlock in dqget ocfs2 ext4 C 45749 now 195d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done 36 24d 197d 💬 4 [83d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 76 11d 198d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1400 1h11m 205d PATCH [178d]
WARNING in jbd2_journal_dirty_metadata ext4 49 49d 217d
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 32d 225d 💬 1 [225d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 3d01h 229d 💬 1 [228d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 66 1d09h 249d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 272 18h47m 255d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 25d 260d 💬 1 [260d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 5d09h 321d PATCH [320d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 1980 38m 334d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 184 9d04h 351d PATCH [297d]
WARNING in __ext4_journal_start_sb ext4 C 4 28d 352d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 100 28d 355d 💬 2 [320d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 335d 368d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 173 15d 437d 💬 1 [52d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2367 16h07m 636d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 129d 679d PATCH [199d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 146d 679d
kernel BUG in ext4_do_writepages ext4 C error 2075 4d21h 849d 💬 8 [21d]
kernel BUG in __ext4_journal_stop ext4 C error done 23 32d 868d 💬 7 [398d]
memory leak in __lookup_slow ext4 usb C 2 959d 1279d
moderation (23):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (2) ext4 1 16d 16d
general protection fault in ext4_finish_bio (2) ext4 1 22d 18d
KCSAN: data-race in xas_find_marked / xas_init_marks (5) ext4 1 25d 25d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (8) exfat ext4 2 18d 30d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) ext4 1 33d 33d
general protection fault in ext4_put_super (2) ext4 1 47d 43d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 5 26d 55d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 6 3h30m 73d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 9 13d 137d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 3 49d 141d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 16 22d 147d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 21 4d05h 153d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 22 1d08h 193d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 44 2d08h 260d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 198 16h15m 330d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 369 19h14m 331d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 100 17h46m 492d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block ext4 128 1d23h 494d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 978 17h17m 494d
KCSAN: data-race in data_push_tail / string ext4 410 17h57m 1362d
KCSAN: data-race in data_alloc / prb_reserve netfilter ext4 1047 13h49m 1481d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 batman 3610 17h58m 1617d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2488 14h20m 1897d