syzbot

 sign-in | mailing list | source | docs
🐞 Open [1601]
≡ Subsystems
🐞 Fixed [6228]
🐞 Invalid [15765]
⬇ 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 (52):
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 7d03h 3d03h
kernel BUG in ext4_mb_normalize_request ext4 1 13d 9d12h
possible deadlock in freeze_super (3) ext4 2 1d17h 14d
possible deadlock in ext4_convert_inline_data ext4 1 21d 17d
general protection fault in jbd2_journal_dirty_metadata ext4 syz 9 13d 18d PATCH [20h49m]
kernel BUG in ext4_ext_insert_extent (2) ext4 1 37d 33d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 6 7d09h 45d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 16d 48d PATCH [45d]
BUG: corrupted list in __sk_destruct (2) net ext4 syz done 1 72d 72d
WARNING in get_dump_page ext4 mm C done error 5 64d 78d
WARNING in __ext4_iget ext4 C done error 4927 51d 92d
general protection fault in __dev_set_rx_mode net ext4 syz 1 97d 93d 💬 1 [25d]
WARNING in inode_set_cached_link ext4 C done unreliable 78396 38d 97d 💬 1 [51d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 13 18d 98d
INFO: rcu detected stall in sys_mkdir (9) ext4 syz done 2 2d14h 110d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 7 92d 113d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 13d 132d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 40 15h12m 135d 💬 1 [47d]
INFO: task hung in find_inode_fast (4) ext4 syz error 9 7d14h 143d
KCSAN: data-race in kick_pool / wq_worker_running ext4 keyrings lsm 767 6h47m 166d 💬 1 [166d]
WARNING: locking bug in jbd2_alloc ext4 8 46d 168d
INFO: task hung in do_get_write_access (3) ext4 C error 436 11d 172d
kernel BUG in ext4_write_inline_data (2) ext4 C error 38 7d00h 175d PATCH [29d]
INFO: rcu detected stall in rescuer_thread ext4 batman C done 16 36d 179d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 22d 194d PATCH [192d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 31 14h49m 196d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 23 11d 200d
possible deadlock in ext4_writepages (2) ext4 4 59d 207d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 28 8d16h 209d PATCH [5d21h]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive done 6 68d 220d
possible deadlock in dqget ext4 ocfs2 C 54210 now 226d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done inconclusive 36 54d 227d 💬 4 [113d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 158 5d06h 229d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1661 10h50m 235d PATCH [209d]
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 63d 256d 💬 1 [256d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 15h48m 259d 💬 1 [259d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 78 6d10h 280d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 301 1d09h 286d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 21d 291d 💬 1 [290d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 14h12m 351d PATCH [351d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 2121 5d09h 365d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 188 1d03h 382d PATCH [328d]
WARNING in __ext4_journal_start_sb ext4 C 4 10d 382d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 100 28d 385d 💬 2 [20d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 365d 399d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive error 173 6d07h 468d 💬 1 [83d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2388 4d13h 667d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 159d 710d PATCH [229d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 176d 710d
kernel BUG in ext4_do_writepages ext4 C error 2097 2d22h 879d 💬 9 [6d05h]
kernel BUG in __ext4_journal_stop ext4 C error done 24 12d 899d 💬 7 [429d]
memory leak in __lookup_slow ext4 usb C 2 989d 1310d
moderation (25):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (8) ext4 1 17d 17d
KCSAN: data-race in copy_page_from_iter_atomic / copy_page_from_iter_atomic ext4 20 9h12m 20d
BUG: unable to handle kernel paging request in ext4_put_io_end_defer ext4 1 31d 27d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (2) ext4 1 46d 46d
general protection fault in ext4_finish_bio (2) ext4 1 53d 49d
KCSAN: data-race in xas_find_marked / xas_init_marks (5) ext4 4 4d02h 56d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (8) exfat ext4 2 48d 61d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) exfat ext4 2 10d 63d
general protection fault in ext4_put_super (2) ext4 1 78d 74d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 8 1d15h 85d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 6 30d 103d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 11 1d23h 167d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 3 80d 171d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 19 1d09h 178d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 23 8d09h 184d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 24 15h57m 224d
KCSAN: data-race in console_flush_all / console_flush_all isofs ext4 45 4d13h 233d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 49 1d14h 291d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 212 3d09h 361d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 407 10h14m 361d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 106 4d09h 522d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 1039 19h56m 525d
KCSAN: data-race in data_alloc / prb_reserve bridge ext4 1069 5h10m 1511d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 batman 3637 1d01h 1647d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2497 19d 1928d