syzbot

 sign-in | mailing list | source | docs
🐞 Open [1590]
≡ Subsystems
🐞 Fixed [6234]
🐞 Invalid [15784]
⬇ Missing Backports [183]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (51):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 C error 2 9d23h 5d22h
kernel BUG in ext4_mb_normalize_request ext4 1 16d 12d
possible deadlock in freeze_super (3) ext4 2 4d13h 17d
possible deadlock in ext4_convert_inline_data ext4 1 24d 20d
general protection fault in jbd2_journal_dirty_metadata ext4 syz 9 16d 20d PATCH [3d16h]
kernel BUG in ext4_ext_insert_extent (2) ext4 1 40d 36d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 6 10d 47d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 19d 51d PATCH [48d]
BUG: corrupted list in __sk_destruct (2) net ext4 syz done 1 75d 74d
WARNING in get_dump_page ext4 mm C done error 5 67d 80d
WARNING in __ext4_iget ext4 C done error 4927 54d 95d
WARNING in inode_set_cached_link ext4 C done unreliable 78396 40d 100d 💬 1 [54d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 13 21d 101d
INFO: rcu detected stall in sys_mkdir (9) ext4 syz done 2 5d09h 113d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 7 95d 116d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 16d 135d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 40 3d10h 138d 💬 1 [50d]
INFO: task hung in find_inode_fast (4) ext4 syz error 9 10d 146d
KCSAN: data-race in kick_pool / wq_worker_running ext4 keyrings lsm 771 7h04m 169d 💬 1 [169d]
WARNING: locking bug in jbd2_alloc ext4 8 49d 171d
INFO: task hung in do_get_write_access (3) ext4 C error 437 1d20h 175d
kernel BUG in ext4_write_inline_data (2) ext4 C error 38 9d20h 177d PATCH [32d]
INFO: rcu detected stall in rescuer_thread ext4 batman C done error 16 38d 182d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 25d 197d PATCH [195d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 34 1d05h 198d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 23 14d 203d
possible deadlock in ext4_writepages (2) ext4 4 62d 210d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 30 1d01h 212d PATCH [8d17h]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive done 6 71d 223d
possible deadlock in dqget ext4 ocfs2 C 54922 16m 228d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done inconclusive 36 57d 230d 💬 4 [116d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 207 2d09h 232d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1676 1h38m 238d PATCH [212d]
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 66d 259d 💬 1 [258d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 3d11h 262d 💬 1 [261d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 78 9d06h 283d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 307 7h06m 289d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 24d 294d 💬 1 [293d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 3d09h 354d PATCH [354d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 2122 1d06h 368d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 188 3d23h 384d PATCH [331d]
WARNING in __ext4_journal_start_sb ext4 C 4 13d 385d
WARNING: locking bug in find_lock_lowest_rq ext4 C error error 100 31d 388d 💬 2 [23d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 368d 401d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive error 173 9d02h 470d 💬 1 [85d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2390 1d15h 670d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 162d 713d PATCH [232d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 179d 713d
kernel BUG in ext4_do_writepages ext4 C error 2099 21h47m 882d 💬 9 [9d00h]
kernel BUG in __ext4_journal_stop ext4 C error done 24 1d00h 901d 💬 7 [431d]
memory leak in __lookup_slow ext4 usb C 2 992d 1313d
moderation (27):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in move_expired_inodes / vfs_fsync_range (3) ext4 1 1d10h 1d10h
KCSAN: data-race in inode_cgwb_move_to_attached / iput ext4 1 2d05h 2d05h
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (8) ext4 1 20d 20d
KCSAN: data-race in copy_page_from_iter_atomic / copy_page_from_iter_atomic ext4 22 1d20h 23d
BUG: unable to handle kernel paging request in ext4_put_io_end_defer ext4 1 34d 30d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (2) ext4 1 49d 49d
general protection fault in ext4_finish_bio (2) ext4 1 56d 52d
KCSAN: data-race in xas_find_marked / xas_init_marks (5) ext4 4 6d22h 59d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (8) exfat ext4 2 51d 64d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) exfat ext4 2 13d 66d
general protection fault in ext4_put_super (2) ext4 1 81d 77d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 8 4d11h 88d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 6 33d 106d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 11 4d19h 170d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 3 82d 174d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 19 4d05h 181d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 23 11d 186d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 24 3d11h 227d
KCSAN: data-race in console_flush_all / console_flush_all isofs ext4 47 2d02h 236d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 49 4d10h 293d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 215 17h10m 364d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 411 17h09m 364d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 107 2d17h 525d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 1048 7h09m 527d
KCSAN: data-race in data_alloc / prb_reserve bridge ext4 1071 6h50m 1514d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 batman 3639 2h13m 1650d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2497 22d 1931d