syzbot

 sign-in | mailing list | source | docs
🐞 Open [1491]
≡ Subsystems
🐞 Fixed [6791]
🐞 Invalid [17546]
⬇ 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 10d 8d09h PATCH [7d09h]
possible deadlock in evict (4) ext4 4 5 14d 19d
WARNING in __folio_mark_dirty (3) ext4 -1 C error 46 18h08m 26d PATCH [11d]
possible deadlock in ext4_xattr_set_handle (7) ext4 4 4 1d16h 33d
possible deadlock in ext4_xattr_get (2) ext4 4 7 12d 38d
possible deadlock in ext4_destroy_inline_data (2) ext4 4 C error 329 9h19m 40d 💬 5 [14d]
possible deadlock in ext4_evict_inode (5) ext4 4 60 13h35m 41d
WARNING in ext4_xattr_inode_update_ref (2) ext4 -1 C error 2112 20m 46d 💬 2 [17d]
WARNING in ext4_write_inode (3) ext4 -1 1 65d 60d
KMSAN: uninit-value in fscrypt_crypt_data_unit ext4 fscrypt 7 C 20 1d01h 63d 💬 6 [4d12h]
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 28 15h29m 63d
KASAN: slab-out-of-bounds Read in ext4_search_dir ext4 19 C 5 61d 75d PATCH [14d]
INFO: trying to register non-static key in ext4_xattr_get ext4 -1 1 94d 90d
INFO: rcu detected stall in ext4_file_mmap_prepare ext4 1 C error 1 91d 90d
possible deadlock in do_writepages (2) ext4 4 C unreliable 341 1h17m 91d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 10d 92d PATCH [82d]
INFO: rcu detected stall in sys_mount (8) block ext4 btrfs 1 C 19 2d11h 111d 💬 1 [110d]
possible deadlock in ext4_truncate (2) ext4 4 C unreliable 3 21d 113d 💬 4 [112d]
KASAN: slab-use-after-free Read in __ext4_check_dir_entry ext4 19 C error 2 14d 169d PATCH [155d]
WARNING in jbd2_journal_dirty_metadata (2) ext4 -1 32 4d03h 200d
KASAN: slab-out-of-bounds Read in ext4_ext_correct_indexes ext4 19 C error error 3 35d 204d
KASAN: use-after-free Read in ext4_ext_insert_extent ext4 19 C done 6 5d20h 204d 💬 1 [75d]
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 11d 218d
kernel BUG in ext4_ext_insert_extent (2) ext4 -1 C done 33 1d08h 249d
KASAN: slab-use-after-free Read in ext4_ext_remove_space ext4 19 C 38 14d 260d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 136d 264d PATCH [260d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 27d 325d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive 6 26d 347d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 19 C done 181 1d14h 350d PATCH [24d]
INFO: task hung in find_inode_fast (4) ext4 1 C error 13 22d 358d
INFO: task hung in do_get_write_access (3) ext4 1 C error 449 6d08h 387d
divide error in qnx6_mmi_fill_super ext4 2 C unreliable inconclusive 5 12d 409d PATCH [407d]
WARNING in ext4_iomap_begin (3) ext4 -1 C inconclusive 79 4d13h 411d
possible deadlock in ext4_writepages (2) ext4 4 C unreliable 2020 9m 422d 💬 1 [17d]
WARNING in ext4_journal_check_start (2) ext4 -1 C inconclusive inconclusive 45 11d 424d PATCH [221d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 4 C done 266 20d 444d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 24 C error 5131 34m 450d PATCH [4h29m]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 19 C done 6 15d 474d 💬 1 [474d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 -1 C error 201 3d19h 495d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 6 638 15d 501d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 66d 506d 💬 1 [505d]
WARNING in ext4_xattr_inode_lookup_create ext4 -1 C inconclusive 989 11d 567d PATCH [566d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2142 2d14h 580d
INFO: task hung in do_renameat2 (2) ext4 1 C inconclusive 278 14d 589d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 76d 597d
WARNING in ext4_xattr_set_entry (2) ext4 -1 C error 9 580d 614d
kernel BUG in ext4_write_inline_data_end (2) ext4 -1 C inconclusive error 173 11d 683d PATCH [158d]
INFO: task hung in sync_inodes_sb (5) xfs ext4 1 C error inconclusive 2879 5h38m 882d
WARNING: locking bug in ext4_ioctl ext4 4 C done done 923 374d 925d PATCH [444d]
WARNING: locking bug in __ext4_ioctl ext4 4 C done error 849 391d 925d
kernel BUG in ext4_do_writepages ext4 -1 C error 2866 2d00h 1094d 💬 9 [17d]
kernel BUG in __ext4_journal_stop ext4 -1 C error done 29 5d12h 1114d 💬 7 [644d]
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 2d01h 2d01h
KCSAN: data-race in wb_wait_for_completion / writeback_sb_inodes ext4 6 3 5d14h 11d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (11) ext4 6 1 20d 20d
KCSAN: data-race in __writeback_single_inode / vfs_fsync_range (11) ext4 6 1 52d 52d
KASAN: use-after-free Read in xattr_find_entry ext4 19 2 55d 53d
KASAN: use-after-free Read in ext4_xattr_list_entries ext4 19 2 70d 66d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (4) ext4 6 2 29d 77d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (3) ext4 6 8 21d 80d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 13 4d06h 102d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (8) ext4 6 9 12d 184d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 74 2d08h 194d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 222 1d15h 234d
KCSAN: data-race in _prb_read_valid / data_alloc ext4 6 264 2d05h 234d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 6 33 37d 382d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 6 33 19d 393d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 67 31d 439d
KCSAN: data-race in console_flush_all / console_flush_all ext4 isdn4linux 6 82 9d17h 448d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 6 78 39d 506d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 6 397 15d 576d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 6 765 15d 576d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 6 145 18h33m 737d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) ext4 block 6 153 7d09h 740d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 6 1404 2d08h 740d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 6 940 8d03h 1439d
KCSAN: data-race in data_push_tail / string ext4 6 460 5h09m 1607d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3786 10m 1863d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 234d 2143d