syzbot

 sign-in | mailing list | source | docs
🐞 Open [1520]
≡ Subsystems
🐞 Fixed [5898]
🐞 Invalid [14331]
⬇ Missing Backports [97]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (44):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in ext4_truncate ext4 2 4d04h 6h04m
general protection fault in pcpu_alloc wireless ext4 syz 1 5d15h 2d15h
possible deadlock in ext4_map_blocks (2) ext4 3 6d07h 3d19h
WARNING: locking bug in jbd2_alloc ext4 1 13d 9d06h
INFO: task hung in do_get_write_access (3) ext4 syz 99 6d16h 13d
kernel BUG in ext4_write_inline_data (2) ext4 C error 4 5d20h 16d 💬 2 [14d]
INFO: rcu detected stall in rescuer_thread batman mm ext4 C done 9 22d 20d
WARNING: locking bug in get_page_from_freelist ext4 syz 107 3h25m 32d 💬 1 [12d]
divide error in qnx6_mmi_fill_super ext4 C unreliable 5 10d 35d PATCH [33d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 13 17h29m 36d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 8 6d02h 41d
KASAN: use-after-free Write in ext4_insert_dentry ext4 C done 56 1d08h 42d PATCH [33d]
possible deadlock in ext4_writepages (2) ext4 2 4d13h 48d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive 3 26d 50d
KCSAN: data-race in xas_find_marked / xas_init_marks (4) ext4 exfat 5 29d 54d PATCH [39d]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive 4 14d 61d
possible deadlock in ext4_xattr_set_handle (6) ext4 50 44d 66d
possible deadlock in dqget ocfs2 ext4 C 14961 12m 67d
WARNING in jbd2_journal_update_sb_log_tail ext4 C done 12 2d11h 68d 💬 1 [58d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 28 11d 70d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 454 2h06m 76d PATCH [50d]
WARNING in jbd2_journal_dirty_metadata ext4 21 11d 89d
kernel BUG in ext4_inline_data_truncate ext4 C done error 6 11d 97d 💬 1 [96d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 2d18h 100d 💬 1 [100d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 25 1d02h 121d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 91 1d13h 127d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 4d13h 132d 💬 1 [131d]
INFO: task hung in sb_start_write xfs ext4 516 57d 135d
INFO: rcu detected stall in ext4_release_file (2) mm ext4 C error done 3 98d 191d
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 20 6d10h 192d PATCH [192d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 1717 19h55m 206d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 143 1d00h 223d PATCH [169d]
WARNING in __ext4_journal_start_sb ext4 C 1 2d06h 223d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 63 2d08h 226d 💬 2 [191d]
WARNING: locking bug in ext4_xattr_inode_update_ref (3) ext4 C 2 89d 240d 💬 1 [239d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 206d 240d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 118 5d14h 309d 💬 1 [29d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2053 4h53m 508d
WARNING: locking bug in ext4_ioctl ext4 C done 923 14h50m 551d PATCH [70d]
WARNING: locking bug in __ext4_ioctl ext4 C done 849 17d 551d
kernel BUG in ext4_do_writepages ext4 C error 1584 4h21m 720d 💬 8 [19d]
kernel BUG in __ext4_journal_stop ext4 C error done 23 43d 740d 💬 7 [270d]
WARNING in ext4_write_inode (2) ext4 C 130 50d 1029d 💬 5 [50d]
memory leak in __lookup_slow ext4 usb C 2 830d 1151d
moderation (22):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (2) ext4 1 1d17h 1d17h
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 1 8d13h 8d13h
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (6) ext4 1 9d14h 9d14h
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (4) ext4 2 9d12h 11d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 2 4d04h 12d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 3 3d09h 19d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (7) ext4 1 21d 21d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 1 28d 24d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 2 19d 25d
KCSAN: data-race in data_push_tail / uuid_string (4) ext4 1 26d 26d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 6 13d 65d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 21 4d23h 132d
KCSAN: data-race in touch_atime / touch_atime (3) ext4 100 2d09h 194d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) exfat ext4 89 1d02h 202d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 156 1d04h 202d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 62 13d 363d
KCSAN: data-race in do_select / pollwake (2) ext4 kernfs 1003 35m 364d
KCSAN: data-race in data_push_tail / number (4) ext4 80 21h47m 364d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 677 39m 366d
KCSAN: data-race in data_alloc / prb_reserve ext4 973 5h48m 1352d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 audit 3357 11h59m 1488d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2370 5h12m 1769d