syzbot

 sign-in | mailing list | source | docs
🐞 Open [1576]
≡ Subsystems
🐞 Fixed [5936]
🐞 Invalid [14439]
⬇ Missing Backports [102]
≡ 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 start_this_handle (5) ext4 6 3d05h 2d13h
possible deadlock in ext4_destroy_inline_data ext4 1 6d19h 2d19h
possible deadlock in ext4_inline_data_truncate (3) ext4 2 7d07h 3d22h
possible deadlock in ext4_setattr (3) ext4 1 12d 8d08h
general protection fault in pcpu_alloc wireless ext4 syz 1 20d 17d
WARNING: locking bug in jbd2_alloc ext4 2 7d10h 24d
INFO: task hung in do_get_write_access (3) ext4 syz 99 21d 28d
WARNING in __find_get_block (2) ext4 C done 100 15h22m 28d
kernel BUG in ext4_write_inline_data (2) ext4 C error 4 20d 30d 💬 2 [29d]
INFO: rcu detected stall in rescuer_thread batman mm ext4 C done 10 2d21h 35d
WARNING: locking bug in get_page_from_freelist ext4 syz 211 now 47d 💬 1 [2d13h]
divide error in qnx6_mmi_fill_super ext4 C unreliable 5 25d 50d PATCH [48d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 16 7d02h 51d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 11 8d13h 56d
KASAN: use-after-free Write in ext4_insert_dentry ext4 C done 64 1d15h 57d PATCH [48d]
possible deadlock in ext4_writepages (2) ext4 3 13d 63d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 3 41d 65d
KCSAN: data-race in xas_find_marked / xas_init_marks (4) exfat ext4 5 43d 69d PATCH [54d]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive 4 29d 76d
possible deadlock in ext4_xattr_set_handle (6) ext4 50 59d 80d
possible deadlock in dqget ocfs2 ext4 C 18854 now 81d
WARNING in jbd2_journal_update_sb_log_tail ext4 C done 17 8d05h 83d 💬 1 [73d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 28 12d 85d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 600 12m 91d PATCH [65d]
WARNING in jbd2_journal_dirty_metadata ext4 22 10d 103d
kernel BUG in ext4_inline_data_truncate ext4 C done error 6 26d 112d 💬 1 [111d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 17d 115d 💬 1 [114d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 30 11h24m 136d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 107 1d07h 142d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 19d 147d 💬 1 [146d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 21 11d 207d PATCH [207d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 1791 11h14m 221d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 151 3d01h 237d PATCH [184d]
WARNING in __ext4_journal_start_sb ext4 C 1 17d 238d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 71 14h10m 241d 💬 2 [206d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 221d 254d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 133 7h00m 323d 💬 1 [2d13h]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2139 1d13h 523d
WARNING: locking bug in ext4_ioctl ext4 C done 923 15d 566d PATCH [85d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 32d 566d
kernel BUG in ext4_do_writepages ext4 C error 1596 17h09m 735d 💬 8 [2d13h]
kernel BUG in __ext4_journal_stop ext4 C error done 23 2d08h 754d 💬 7 [284d]
WARNING in ext4_write_inode (2) ext4 C 130 65d 1044d 💬 5 [65d]
memory leak in __lookup_slow ext4 usb C 2 845d 1166d
moderation (23):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / set_overhead (2) ext4 1 1d16h 1d16h
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (2) ext4 1 16d 16d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 2 5d21h 23d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (6) ext4 1 24d 24d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (4) ext4 3 14d 26d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 2 19d 27d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 5 2d16h 34d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (7) ext4 1 36d 36d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 2 9d17h 39d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 6 3d17h 39d
KCSAN: data-race in data_push_tail / uuid_string (4) ext4 1 41d 41d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 8 9d12h 80d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 24 3d02h 146d
KCSAN: data-race in touch_atime / touch_atime (3) ext4 118 3h48m 209d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 99 11h34m 217d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 182 1d17h 217d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 66 4h12m 378d
KCSAN: data-race in do_select / pollwake (2) ext4 kernfs 1055 5h41m 379d
KCSAN: data-race in data_push_tail / number (4) ext4 82 13d 379d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 707 4h58m 380d
KCSAN: data-race in data_alloc / prb_reserve ext4 982 3d22h 1367d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 audit 3389 4h11m 1503d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2383 1d07h 1784d