syzbot

 sign-in | mailing list | source | docs
🐞 Open [1600]
≡ Subsystems
🐞 Fixed [6225]
🐞 Invalid [15748]
⬇ 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 (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 5d02h 1d01h
kernel BUG in ext4_mb_normalize_request ext4 1 11d 7d11h
possible deadlock in freeze_super (3) ext4 1 16d 12d
possible deadlock in ext4_convert_inline_data ext4 1 19d 15d
general protection fault in jbd2_journal_dirty_metadata ext4 syz 9 11d 16d 💬 4 [19h08m]
kernel BUG in ext4_ext_insert_extent (2) ext4 1 35d 31d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 6 5d07h 42d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 14d 46d PATCH [43d]
BUG: corrupted list in __sk_destruct (2) net ext4 syz done 1 70d 70d
WARNING in get_dump_page ext4 mm C done error 5 62d 76d
WARNING in __ext4_iget ext4 C done error 4927 49d 90d
general protection fault in __dev_set_rx_mode net ext4 syz 1 95d 91d 💬 1 [23d]
WARNING in inode_set_cached_link ext4 C done unreliable 78396 36d 95d 💬 1 [49d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 13 16d 96d
INFO: rcu detected stall in sys_mkdir (9) ext4 syz done 2 12h26m 108d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 7 90d 111d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 11d 130d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 38 3d06h 133d 💬 1 [45d]
INFO: task hung in find_inode_fast (4) ext4 syz error 9 5d12h 141d
KCSAN: data-race in kick_pool / wq_worker_running ext4 keyrings lsm 764 1d11h 164d 💬 1 [164d]
WARNING: locking bug in jbd2_alloc ext4 8 44d 166d
INFO: task hung in do_get_write_access (3) ext4 C error 436 9d18h 170d
kernel BUG in ext4_write_inline_data (2) ext4 C error 38 4d23h 173d PATCH [27d]
INFO: rcu detected stall in rescuer_thread ext4 batman C done 16 33d 177d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 20d 192d PATCH [190d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 28 5d05h 193d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 23 9d07h 198d
possible deadlock in ext4_writepages (2) ext4 4 57d 205d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 28 6d14h 207d PATCH [3d20h]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive done 6 66d 218d
possible deadlock in dqget ext4 ocfs2 C 53580 19m 224d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done inconclusive 36 52d 225d 💬 4 [111d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 158 3d05h 227d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1658 3h27m 233d PATCH [207d]
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 61d 254d 💬 1 [253d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 31d 257d 💬 1 [257d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 78 4d09h 278d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 297 1d07h 284d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 19d 289d 💬 1 [288d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 33d 349d PATCH [349d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 2121 3d07h 363d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 187 1h20m 380d PATCH [326d]
WARNING in __ext4_journal_start_sb ext4 C 4 8d19h 380d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 100 26d 383d 💬 2 [18d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 363d 397d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive error 173 4d05h 466d 💬 1 [81d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2388 2d11h 665d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 157d 708d PATCH [227d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 174d 708d
kernel BUG in ext4_do_writepages ext4 C error 2097 20h32m 877d 💬 9 [4d03h]
kernel BUG in __ext4_journal_stop ext4 C error done 24 10d 897d 💬 7 [427d]
memory leak in __lookup_slow ext4 usb C 2 987d 1308d
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 15d 15d
KCSAN: data-race in copy_page_from_iter_atomic / copy_page_from_iter_atomic ext4 18 4h16m 18d
BUG: unable to handle kernel paging request in ext4_put_io_end_defer ext4 1 29d 25d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (2) ext4 1 44d 44d
general protection fault in ext4_finish_bio (2) ext4 1 51d 47d
KCSAN: data-race in xas_find_marked / xas_init_marks (5) ext4 4 2d01h 54d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (8) exfat ext4 2 46d 59d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) exfat ext4 2 8d17h 61d
general protection fault in ext4_put_super (2) ext4 1 76d 72d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 7 3h12m 83d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 6 28d 101d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 10 1d13h 165d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 3 78d 169d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 18 18d 176d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 23 6d08h 182d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 23 2d12h 222d
KCSAN: data-race in console_flush_all / console_flush_all isofs ext4 45 2d11h 231d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 48 17h31m 289d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 212 1d07h 359d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 402 8h55m 359d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 106 2d07h 520d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 1035 4h07m 523d
KCSAN: data-race in data_alloc / prb_reserve bridge ext4 1066 1d11h 1509d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 batman 3635 16h00m 1645d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2497 17d 1926d