syzbot

 sign-in | mailing list | source | docs
🐞 Open [1593]
≡ Subsystems
🐞 Fixed [6233]
🐞 Invalid [15777]
⬇ 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 8d15h 4d15h
kernel BUG in ext4_mb_normalize_request ext4 1 15d 11d
possible deadlock in freeze_super (3) ext4 2 3d05h 16d
possible deadlock in ext4_convert_inline_data ext4 1 23d 19d
general protection fault in jbd2_journal_dirty_metadata ext4 syz 9 15d 19d PATCH [2d08h]
kernel BUG in ext4_ext_insert_extent (2) ext4 1 39d 35d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 6 8d20h 46d
kernel BUG in ext4_alloc_file_blocks ext4 C error 3 18d 50d PATCH [46d]
BUG: corrupted list in __sk_destruct (2) net ext4 syz done 1 74d 73d
WARNING in get_dump_page ext4 mm C done error 5 66d 79d
WARNING in __ext4_iget ext4 C done error 4927 52d 94d
general protection fault in __dev_set_rx_mode net ext4 syz 1 99d 95d 💬 1 [26d]
WARNING in inode_set_cached_link ext4 C done unreliable 78396 39d 99d 💬 1 [53d]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 13 20d 100d
INFO: rcu detected stall in sys_mkdir (9) ext4 syz done 2 4d01h 111d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 7 93d 115d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 15d 133d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C done 40 2d03h 137d 💬 1 [49d]
INFO: task hung in find_inode_fast (4) ext4 syz error 9 9d02h 144d
KCSAN: data-race in kick_pool / wq_worker_running ext4 keyrings lsm 769 15h41m 168d 💬 1 [168d]
WARNING: locking bug in jbd2_alloc ext4 8 48d 169d
INFO: task hung in do_get_write_access (3) ext4 C error 437 12h52m 174d
kernel BUG in ext4_write_inline_data (2) ext4 C error 38 8d12h 176d PATCH [31d]
INFO: rcu detected stall in rescuer_thread ext4 batman C done error 16 37d 181d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 24d 196d PATCH [193d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 33 9h58m 197d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 23 12d 201d
possible deadlock in ext4_writepages (2) ext4 4 61d 209d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 28 10d 210d PATCH [7d09h]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive done 6 69d 222d
possible deadlock in dqget ext4 ocfs2 C 54563 5m 227d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done inconclusive 36 56d 229d 💬 4 [115d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 207 1d02h 230d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1663 13h23m 237d PATCH [210d]
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 64d 257d 💬 1 [257d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 2d03h 261d 💬 1 [260d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 78 7d22h 281d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 305 2h25m 287d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 23d 292d 💬 1 [292d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 2d02h 353d PATCH [352d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 2121 6d21h 366d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 188 2d15h 383d PATCH [329d]
WARNING in __ext4_journal_start_sb ext4 C 4 12d 384d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 100 30d 386d 💬 2 [22d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 367d 400d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive error 173 7d18h 469d 💬 1 [84d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2390 7h28m 668d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 161d 711d PATCH [231d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 178d 711d
kernel BUG in ext4_do_writepages ext4 C error 2097 4d10h 881d 💬 9 [7d17h]
kernel BUG in __ext4_journal_stop ext4 C error done 24 13d 900d 💬 7 [430d]
memory leak in __lookup_slow ext4 usb C 2 991d 1311d
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 3h24m 3h23m
KCSAN: data-race in inode_cgwb_move_to_attached / iput ext4 1 21h36m 21h35m
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (8) ext4 1 19d 19d
KCSAN: data-race in copy_page_from_iter_atomic / copy_page_from_iter_atomic ext4 22 13h19m 21d
BUG: unable to handle kernel paging request in ext4_put_io_end_defer ext4 1 33d 29d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (2) ext4 1 48d 48d
general protection fault in ext4_finish_bio (2) ext4 1 54d 50d
KCSAN: data-race in xas_find_marked / xas_init_marks (5) ext4 4 5d14h 57d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (8) exfat ext4 2 50d 62d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (10) exfat ext4 2 12d 65d
general protection fault in ext4_put_super (2) ext4 1 79d 75d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (5) ext4 8 3d03h 87d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 6 32d 105d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 11 3d11h 169d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 3 81d 173d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 19 2d21h 179d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 23 9d21h 185d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 24 2d03h 225d
KCSAN: data-race in console_flush_all / console_flush_all isofs ext4 47 18h57m 234d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 49 3d02h 292d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 214 12h32m 362d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 410 2h24m 362d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 107 1d10h 524d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 1043 3h23m 526d
KCSAN: data-race in data_alloc / prb_reserve bridge ext4 1070 12h22m 1513d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 batman 3637 2d13h 1649d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2497 20d 1929d