syzbot

 sign-in | mailing list | source | docs
🐞 Open [1489]
≡ Subsystems
🐞 Fixed [6789]
🐞 Invalid [17545]
⬇ Missing Backports [222]
≡ 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 Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in ext4_swap_extents ext4 -1 C 4 9d16h 7d12h PATCH [6d12h]
possible deadlock in evict (4) ext4 4 5 13d 18d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 45 3h06m 25d PATCH [10d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 4 19h48m 32d
possible deadlock in ext4_xattr_get (2) ext4 4 7 11d 37d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 320 5h31m 39d 💬 5 [13d]
possible deadlock in ext4_evict_inode (5) ext4 4 59 10h54m 40d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 2081 now 45d 💬 2 [16d]
WARNING in ext4_write_inode (3) ext4 -1 1 64d 60d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 20 4h52m 62d 💬 6 [3d15h]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 27 1d05h 62d
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 60d 74d PATCH [13d]
INFO: trying to register non-static key in ext4_xattr_get ext4 -1 1 93d 89d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 90d 90d
possible deadlock in do_writepages (2) ext4 4 C unreliable 340 3h00m 90d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 9d13h 91d PATCH [81d]
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 19 1d15h 110d 💬 1 [109d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 20d 112d 💬 4 [111d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 13d 168d PATCH [154d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 32 3d07h 199d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 3 34d 203d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 4d23h 204d 💬 1 [74d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 10d 217d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 11h33m 248d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 38 13d 259d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 135d 263d PATCH [259d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 26d 324d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 25d 346d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 181 18h05m 350d PATCH [23d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 21d 357d
INFO: task hung in do_get_write_access (3) ext4 1 C error 449 5d12h 387d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 11d 409d PATCH [406d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 79 3d16h 410d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 1991 1h07m 422d 💬 1 [16d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 45 10d 423d PATCH [220d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 266 19d 443d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 5108 3h06m 449d PATCH [423d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 14d 473d 💬 1 [473d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 201 2d22h 494d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 14d 500d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 65d 505d 💬 1 [504d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 989 10d 566d PATCH [565d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2142 1d17h 579d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 14d 588d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 75d 596d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 580d 613d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 10d 682d PATCH [157d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2877 4h26m 881d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 373d 924d PATCH [444d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 391d 924d
kernel BUG in ext4_do_writepages ext4 -1 C error 2866 1d03h 1094d 💬 9 [16d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 29 4d16h 1113d 💬 7 [643d]
moderation (27):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 1 1d05h 1d05h
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 3 4d18h 10d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 19d 19d
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (11) ext4 6 1 51d 51d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 54d 52d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 69d 66d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 28d 76d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 20d 79d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 13 3d09h 101d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 11d 183d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 74 1d12h 194d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 222 19h21m 233d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 264 1d09h 233d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 36d 381d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 18d 392d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 30d 438d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 82 8d20h 447d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 38d 505d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 14d 575d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 14d 575d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 144 5d21h 736d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 block 6 153 6d13h 739d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1404 1d11h 739d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 6 940 7d07h 1439d
KCSAN: data-race in data_push_tail / string ext4 6 459 7d12h 1607d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3785 3d07h 1862d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 233d 2142d