syzbot

 sign-in | mailing list | source | docs
🐞 Open [1581]
≡ Subsystems
🐞 Fixed [6251]
🐞 Invalid [15820]
⬇ Missing Backports [184]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (49):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: task hung in lock_two_directories (4) ext4 C done 1 4d08h 8h44m
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 C error 2 15d 11d
kernel BUG in ext4_mb_normalize_request ext4 1 21d 17d
possible deadlock in freeze_super (3) ext4 2 9d17h 22d
possible deadlock in ext4_convert_inline_data ext4 1 29d 25d
kernel BUG in ext4_ext_insert_extent (2) ext4 1 45d 41d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 7 2d12h 53d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 24d 56d PATCH [53d]
BUG: corrupted list in __sk_destruct (2) net ext4 syz done 1 80d 80d
WARNING in get_dump_page ext4 mm C done error 5 72d 86d
WARNING in __ext4_iget ext4 C done error 4927 59d 100d
WARNING in inode_set_cached_link ext4 C done unreliable 78396 46d 105d 💬 1 [59d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 13 26d 106d
INFO: rcu detected stall in sys_mkdir (9) mm ext4 syz done 2 10d 118d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 21d 140d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 44 2d11h 143d 💬 1 [55d]
INFO: task hung in find_inode_fast (4) ext4 syz error 9 15d 151d
KCSAN: data-race in kick_pool / wq_worker_running ext4 keyrings lsm 775 7h52m 174d 💬 1 [174d]
WARNING: locking bug in jbd2_alloc ext4 8 54d 176d
INFO: task hung in do_get_write_access (3) ext4 C error 437 7d00h 180d
INFO: rcu detected stall in rescuer_thread ext4 batman C done error 16 44d 187d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 30d 202d PATCH [200d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 37 1d00h 204d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 23 19d 208d
possible deadlock in ext4_writepages (2) ext4 5 2h34m 215d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 30 6d06h 217d PATCH [13d]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive done 6 76d 228d
possible deadlock in dqget ext4 ocfs2 C 56169 9m 234d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done inconclusive 36 62d 235d 💬 4 [121d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 207 7d14h 237d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1718 2h09m 243d PATCH [217d]
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 71d 264d 💬 1 [264d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 8d15h 267d 💬 1 [267d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 80 1d17h 288d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 312 1d01h 294d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 29d 299d 💬 1 [298d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 8d14h 359d PATCH [359d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 2125 1d09h 373d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 188 9d03h 390d PATCH [336d]
WARNING in __ext4_journal_start_sb ext4 C 4 18d 390d
WARNING: locking bug in find_lock_lowest_rq ext4 C error error 100 36d 393d 💬 2 [28d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 373d 407d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive error 173 14d 476d PATCH [1d14h]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2393 2d23h 675d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 167d 718d PATCH [237d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 184d 718d
kernel BUG in ext4_do_writepages ext4 C error 2102 4h30m 887d 💬 9 [14d]
kernel BUG in __ext4_journal_stop ext4 C error done 24 6d05h 907d 💬 7 [437d]
memory leak in __lookup_slow ext4 usb C 2 997d 1318d
moderation (25):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 2 4d00h 3h47m
KCSAN: data-race in move_expired_inodes / vfs_fsync_range (3) ext4 1 6d15h 6d15h
KCSAN: data-race in inode_cgwb_move_to_attached / iput ext4 1 7d09h 7d09h
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (8) ext4 1 25d 25d
KCSAN: data-race in copy_page_from_iter_atomic / copy_page_from_iter_atomic ext4 28 1d01h 28d
BUG: unable to handle kernel paging request in ext4_put_io_end_defer ext4 1 39d 35d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (2) ext4 1 54d 54d
general protection fault in ext4_finish_bio (2) ext4 1 61d 57d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) exfat ext4 2 18d 71d
general protection fault in ext4_put_super (2) ext4 1 86d 82d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 9 1d13h 93d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 6 38d 111d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 13 2d21h 175d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 3 88d 179d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 20 3d23h 186d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 23 16d 192d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 25 2d09h 232d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 51 1d22h 299d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 217 2d21h 369d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 414 1d12h 369d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 108 2d10h 530d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 1055 1h38m 533d
KCSAN: data-race in data_alloc / prb_reserve bridge ext4 1073 1d08h 1519d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 batman 3641 2h41m 1655d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2497 27d 1936d