syzbot

 sign-in | mailing list | source | docs
🐞 Open [1463]
≡ Subsystems
🐞 Fixed [6819]
🐞 Invalid [17657]
⬇ Missing Backports [225]
≡ 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
possible deadlock in wait_transaction_locked (3) ext4 4 3 11h40m 6h34m
kernel BUG in ext4_mb_normalize_request (2) ext4 -1 2 6d05h 2d17h
kernel BUG in ext4_swap_extents ext4 -1 C 5 9d06h 22d PATCH [21d]
possible deadlock in evict (4) ext4 4 7 5d21h 33d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 61 22h35m 40d PATCH [25d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 C unreliable 15 1d13h 47d
possible deadlock in ext4_xattr_get (2) ext4 4 7 26d 52d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 544 1h54m 54d 💬 5 [8h30m]
possible deadlock in ext4_evict_inode (5) ext4 4 C error 124 12m 55d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 2918 30m 60d 💬 2 [8h30m]
WARNING in ext4_write_inode (3) ext4 -1 1 79d 75d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 24 1d17h 77d 💬 6 [18d]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 34 4d01h 77d
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 5d21h 89d PATCH [12d]
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 105d 104d
possible deadlock in do_writepages (2) ext4 4 C unreliable 420 13h19m 105d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 10d 106d PATCH [96d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 5d00h 127d 💬 4 [126d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 28d 183d PATCH [169d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 38 19h49m 214d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 4 9d20h 218d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 19d 219d 💬 1 [89d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 25d 232d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 1d03h 263d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 38 28d 274d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 150d 278d PATCH [274d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 4 1d22h 339d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 40d 361d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 204 2d22h 364d PATCH [38d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 5d10h 372d
INFO: task hung in do_get_write_access (3) ext4 1 C error 451 6d09h 401d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 26d 423d PATCH [421d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 82 7d08h 425d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 2604 25m 436d 💬 1 [8h30m]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 48 7d01h 438d PATCH [235d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 268 4d16h 458d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 5559 1h34m 464d PATCH [4d17h]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 29d 488d 💬 1 [488d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 230 1d03h 509d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 29d 515d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 80d 520d 💬 1 [519d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 992 3d01h 581d PATCH [580d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2150 1d16h 594d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 28d 603d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 90d 611d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 594d 628d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 25d 697d PATCH [172d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2913 10h22m 896d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 388d 939d PATCH [458d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 405d 939d
kernel BUG in ext4_do_writepages ext4 -1 C error 2890 4h21m 1108d 💬 9 [8h30m]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 30 7d21h 1128d 💬 7 [658d]
moderation (25):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in page_cache_ra_order / page_cache_sync_ra ext4 6 1 5d03h 5d03h
KCSAN: data-race in file_update_time_flags / inode_update_timestamps ext4 6 1 16d 16d
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 8 3h14m 25d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 34d 34d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 69d 67d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 84d 81d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 43d 91d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 35d 94d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 14 1d18h 116d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 26d 198d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 6 78 7m 209d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 232 13h10m 248d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 277 18h19m 248d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 51d 396d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 33d 407d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 45d 453d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 83 10d 462d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 53d 520d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 29d 590d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 29d 590d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 150 14h40m 751d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block ext4 6 156 3d12h 754d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1419 19h37m 754d
KCSAN: data-race in data_push_tail / string ext4 6 464 2d22h 1621d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 248d 2157d