syzbot

 sign-in | mailing list | source | docs
🐞 Open [1569]
≡ Subsystems
🐞 Fixed [5936]
🐞 Invalid [14430]
⬇ 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 2d11h 1d20h
possible deadlock in ext4_destroy_inline_data ext4 1 6d02h 2d02h
possible deadlock in ext4_inline_data_truncate (3) ext4 2 6d13h 3d05h
possible deadlock in ext4_setattr (3) ext4 1 11d 7d15h
general protection fault in pcpu_alloc wireless ext4 syz 1 19d 16d
WARNING: locking bug in jbd2_alloc ext4 2 6d16h 23d
INFO: task hung in do_get_write_access (3) ext4 syz 99 20d 27d
WARNING in __find_get_block (2) ext4 C done 99 9h22m 28d
kernel BUG in ext4_write_inline_data (2) ext4 C error 4 19d 30d 💬 2 [28d]
INFO: rcu detected stall in rescuer_thread batman mm ext4 C done 10 2d04h 34d
WARNING: locking bug in get_page_from_freelist ext4 syz 202 1h21m 46d 💬 1 [1d19h]
divide error in qnx6_mmi_fill_super ext4 C unreliable 5 25d 49d PATCH [47d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 16 6d09h 51d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 11 7d20h 55d
KASAN: use-after-free Write in ext4_insert_dentry ext4 C done 64 22h30m 56d PATCH [47d]
possible deadlock in ext4_writepages (2) ext4 3 12d 62d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 3 40d 64d
KCSAN: data-race in xas_find_marked / xas_init_marks (4) exfat ext4 5 43d 68d PATCH [53d]
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive 4 28d 75d
possible deadlock in ext4_xattr_set_handle (6) ext4 50 59d 80d
possible deadlock in dqget ocfs2 ext4 C 18626 11m 81d
WARNING in jbd2_journal_update_sb_log_tail ext4 C done 17 7d11h 82d 💬 1 [73d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 28 11d 84d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 598 4h32m 90d PATCH [64d]
WARNING in jbd2_journal_dirty_metadata ext4 22 10d 103d
kernel BUG in ext4_inline_data_truncate ext4 C done error 6 25d 111d 💬 1 [111d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 16d 114d 💬 1 [114d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 29 22h19m 135d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 107 14h22m 141d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 18d 146d 💬 1 [145d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 21 10d 206d PATCH [206d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 1789 35m 220d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 151 2d08h 237d PATCH [183d]
WARNING in __ext4_journal_start_sb ext4 C 1 16d 237d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 70 23m 240d 💬 2 [205d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 220d 254d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 132 1h36m 323d 💬 1 [1d19h]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2139 20h18m 522d
WARNING: locking bug in ext4_ioctl ext4 C done 923 14d 565d PATCH [84d]
WARNING: locking bug in __ext4_ioctl ext4 C done 849 31d 565d
kernel BUG in ext4_do_writepages ext4 C error 1594 4d18h 734d 💬 8 [1d19h]
kernel BUG in __ext4_journal_stop ext4 C error done 23 1d15h 754d 💬 7 [284d]
WARNING in ext4_write_inode (2) ext4 C 130 64d 1043d 💬 5 [64d]
memory leak in __lookup_slow ext4 usb C 2 844d 1165d
moderation (23):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / set_overhead (2) ext4 1 23h02m 23h02m
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (2) ext4 1 15d 15d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 2 5d03h 22d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (6) ext4 1 23d 23d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (4) ext4 3 13d 25d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 2 18d 26d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 5 1d23h 33d
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 8d23h 38d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 6 2d23h 39d
KCSAN: data-race in data_push_tail / uuid_string (4) ext4 1 40d 40d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 8 8d19h 79d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 24 2d09h 146d
KCSAN: data-race in touch_atime / touch_atime (3) ext4 117 1d14h 208d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 98 2d05h 216d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 182 23h58m 216d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 65 4d12h 377d
KCSAN: data-race in do_select / pollwake (2) ext4 kernfs 1051 2h13m 378d
KCSAN: data-race in data_push_tail / number (4) ext4 82 12d 378d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 705 14h48m 380d
KCSAN: data-race in data_alloc / prb_reserve ext4 982 3d05h 1366d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 audit 3388 49m 1503d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2383 14h20m 1783d