syzbot

 sign-in | mailing list | source | docs
🐞 Open [1669]
≡ Subsystems
🐞 Fixed [6050]
🐞 Invalid [14971]
⬇ Missing Backports [147]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (55):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in __ext4_iget ext4 C done 832 18m 6d08h
general protection fault in __dev_set_rx_mode ext4 net syz 1 11d 7d08h
WARNING in inode_set_cached_link ext4 C done 14696 now 11d 💬 1 [9d06h]
INFO: task hung in ext4_evict_ea_inode (3) ext4 syz error 10 16d 12d
kernel BUG in ext4_es_cache_extent (2) ext4 1 25d 21d
INFO: rcu detected stall in sys_mkdir (9) ext4 syz done 1 27d 23d
KASAN: slab-out-of-bounds Read in filldir64 ext4 1 39d 26d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 7 5d18h 27d
possible deadlock in wait_transaction_locked (2) ext4 1 40d 36d
kernel BUG in set_blocksize (2) block udf ext4 syz error 1 43d 39d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 C inconclusive 5 15d 45d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C 4 1d18h 49d
possible deadlock in ext4_readpage_inline ext4 6 29d 54d
kernel BUG in deactivate_slab (2) ext4 1 60d 56d
INFO: task hung in find_inode_fast (4) ext4 syz error 5 36d 56d
possible deadlock in start_this_handle (5) ext4 33 23d 60d
possible deadlock in ext4_destroy_inline_data ext4 1 64d 60d
possible deadlock in ext4_inline_data_truncate (3) ext4 3 35d 61d
possible deadlock in ext4_setattr (3) ext4 2 48d 66d
general protection fault in pcpu_alloc ext4 wireless syz 1 78d 75d
WARNING: locking bug in jbd2_alloc ext4 5 28d 81d
INFO: task hung in do_get_write_access (3) ext4 C error 103 15d 86d
WARNING in __find_get_block (2) ocfs2 ext4 C done done 165 33d 86d
kernel BUG in ext4_write_inline_data (2) ext4 C error 5 1d16h 88d 💬 2 [87d]
INFO: rcu detected stall in rescuer_thread ext4 batman C done 14 21d 93d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 14d 108d PATCH [105d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 16 3d15h 109d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 15 10d 114d
KASAN: use-after-free Write in ext4_insert_dentry ext4 C done 92 7h19m 115d PATCH [105d]
possible deadlock in ext4_writepages (2) ext4 3 71d 121d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 18 8h25m 123d
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive 6 1d18h 134d
possible deadlock in dqget ocfs2 ext4 C 32480 now 139d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done 33 5d23h 141d 💬 4 [27d]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 43 1d13h 142d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 1005 10m 149d PATCH [122d]
WARNING in jbd2_journal_dirty_metadata ext4 37 18h16m 161d
kernel BUG in ext4_inline_data_truncate ext4 C done error 8 3d16h 169d 💬 1 [169d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 12d 173d 💬 1 [172d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 50 4d00h 193d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 196 6h44m 199d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 1d04h 204d 💬 1 [204d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 8d23h 265d PATCH [264d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 1919 7d05h 278d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 164 8d17h 295d PATCH [241d]
WARNING in __ext4_journal_start_sb ext4 C 3 8d22h 296d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 96 2d02h 299d 💬 2 [264d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 279d 312d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 173 3d20h 381d 💬 1 [28d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2202 8d09h 580d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 73d 623d PATCH [143d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 90d 623d
kernel BUG in ext4_do_writepages ext4 C error 1937 6h32m 793d 💬 8 [28d]
kernel BUG in __ext4_journal_stop ext4 C error done 23 60d 812d 💬 7 [342d]
memory leak in __lookup_slow ext4 usb C 2 903d 1223d
moderation (21):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in get_tree_bdev_flags / super_cache_count ext4 1 2d12h 2d12h
KCSAN: data-race in inode_cgwb_move_to_attached / vfs_fsync_range ext4 1 10d 10d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (7) ext4 3 1h02m 17d
KCSAN: data-race in _copy_to_iter / string (4) ext4 1 47d 47d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (2) ext4 3 10d 74d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 7 18d 81d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 2 76d 85d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 11 5d01h 91d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 15 9d22h 97d
KCSAN: data-race in file_update_time / inode_update_timestamps (2) ext4 12 13d 133d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 15 2d15h 137d
KCSAN: data-race in data_alloc / data_push_tail (3) ext4 12 5d01h 162d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 32 2h58m 204d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 154 8m 274d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 exfat 280 9h30m 275d
KCSAN: data-race in atime_needs_update / touch_atime (2) ext4 216 15h08m 381d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 77 3d06h 436d
KCSAN: data-race in atime_needs_update / inode_update_timestamps ext4 245 2d09h 437d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 850 15h18m 438d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm ext4 857 1d12h 1138d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2431 15h58m 1841d