syzbot

 sign-in | mailing list | source | docs
🐞 Open [1559]
≡ Subsystems
🐞 Fixed [6196]
🐞 Invalid [15533]
⬇ Missing Backports [179]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (53):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_ext_insert_extent (2) ext4 1 10d 6d04h
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 5 17d 17d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 23d 21d PATCH [17d]
BUG: corrupted list in __sk_destruct (2) net ext4 syz done 1 45d 44d
WARNING in get_dump_page ext4 mm C done error 5 36d 50d
WARNING in __ext4_iget ext4 C done 4927 23d 65d
general protection fault in __dev_set_rx_mode ext4 net syz 1 70d 66d
WARNING in inode_set_cached_link ext4 C done 78396 10d 70d 💬 1 [24d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 12 2d11h 70d
kernel BUG in ext4_es_cache_extent (2) ext4 1 84d 80d
INFO: rcu detected stall in sys_mkdir (9) ext4 syz done 1 18d 82d
KASAN: slab-out-of-bounds Read in filldir64 ext4 1 98d 85d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 7 64d 86d
possible deadlock in wait_transaction_locked (2) ext4 1 98d 94d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 18d 104d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 30 1d10h 108d 💬 1 [20d]
possible deadlock in ext4_readpage_inline ext4 6 87d 113d
INFO: task hung in find_inode_fast (4) ext4 syz error 8 24d 115d
possible deadlock in ext4_inline_data_truncate (3) ext4 3 93d 120d
general protection fault in pcpu_alloc wireless ext4 syz 1 137d 134d
WARNING: locking bug in jbd2_alloc ext4 8 18d 140d
INFO: task hung in do_get_write_access (3) ext4 C error 330 8h00m 145d
kernel BUG in ext4_write_inline_data (2) ext4 C error 29 1d14h 147d PATCH [2d03h]
INFO: rcu detected stall in rescuer_thread ext4 batman C done 16 8d08h 151d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 9d00h 167d PATCH [164d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 20 2d20h 168d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 22 21d 172d
possible deadlock in ext4_writepages (2) ext4 4 31d 180d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 25 3d14h 181d
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive done 6 40d 193d
possible deadlock in dqget ocfs2 ext4 C 46323 14m 198d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done 36 26d 200d 💬 4 [86d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 76 2h44m 201d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1438 2h21m 207d PATCH [181d]
WARNING in jbd2_journal_dirty_metadata ext4 49 51d 220d
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 35d 228d 💬 1 [228d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 5d20h 231d 💬 1 [231d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 69 9h25m 252d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 274 1d07h 258d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 28d 263d 💬 1 [262d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 8d04h 324d PATCH [323d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 2015 1h45m 337d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 185 1d11h 354d PATCH [300d]
WARNING in __ext4_journal_start_sb ext4 C 4 30d 354d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 100 21h13m 357d 💬 2 [323d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 338d 371d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 173 18d 440d 💬 1 [55d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2368 19h53m 639d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 131d 682d PATCH [202d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 149d 682d
kernel BUG in ext4_do_writepages ext4 C error 2079 1d08h 852d 💬 8 [24d]
kernel BUG in __ext4_journal_stop ext4 C error done 23 34d 871d 💬 7 [401d]
memory leak in __lookup_slow ext4 usb C 2 962d 1282d
moderation (24):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel paging request in ext4_put_io_end_defer ext4 1 4d01h 1h23m
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (2) ext4 1 19d 19d
general protection fault in ext4_finish_bio (2) ext4 1 25d 21d
KCSAN: data-race in xas_find_marked / xas_init_marks (5) ext4 1 28d 28d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (8) exfat ext4 2 21d 33d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) ext4 1 35d 35d
general protection fault in ext4_put_super (2) ext4 1 50d 46d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 5 29d 57d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 6 2d23h 76d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 9 16d 139d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 3 52d 143d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 16 25d 150d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 21 7d00h 156d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 22 4d04h 196d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 44 5d03h 263d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 199 1d04h 333d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 371 2d04h 333d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 103 22h48m 494d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block ext4 128 4d18h 497d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 981 4h07m 497d
KCSAN: data-race in data_push_tail / string ext4 411 17h06m 1365d
KCSAN: data-race in data_alloc / prb_reserve netfilter ext4 1049 13h49m 1483d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 batman 3614 9h00m 1620d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2490 12h05m 1900d