syzbot

 sign-in | mailing list | source | docs
🐞 Open [1664]
≡ Subsystems
🐞 Fixed [5974]
🐞 Invalid [14663]
⬇ Missing Backports [127]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:ext4 (drop)
open (49):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in wait_transaction_locked (2) ext4 1 6d10h 2d10h
kernel BUG in set_blocksize (2) ext4 udf block syz 1 9d14h 5d14h
WARNING in __jbd2_log_wait_for_space ext4 ocfs2 C inconclusive 5 10d 12d
KASAN: use-after-free Read in ext4_find_extent (4) ext4 C 2 5d11h 15d
possible deadlock in ext4_readpage_inline ext4 5 10d 21d
kernel BUG in deactivate_slab (2) ext4 1 26d 22d
INFO: task hung in find_inode_fast (4) ext4 syz error 5 2d14h 23d
possible deadlock in start_this_handle (5) ext4 23 20h41m 26d
possible deadlock in ext4_destroy_inline_data ext4 1 30d 26d
possible deadlock in ext4_inline_data_truncate (3) ext4 3 1d10h 28d
possible deadlock in ext4_setattr (3) ext4 2 14d 32d
general protection fault in pcpu_alloc wireless ext4 syz 1 44d 41d
WARNING: locking bug in jbd2_alloc ext4 4 15d 48d
INFO: task hung in do_get_write_access (3) ext4 syz error 99 45d 52d
WARNING in __find_get_block (2) ext4 C done 164 19h58m 52d
kernel BUG in ext4_write_inline_data (2) ext4 C error 4 12d 55d 💬 2 [53d]
INFO: rcu detected stall in rescuer_thread ext4 batman C done 11 19h09m 59d
divide error in qnx6_mmi_fill_super ext4 C unreliable inconclusive 5 49d 74d PATCH [72d]
WARNING in ext4_iomap_begin (3) ext4 C inconclusive 16 31d 75d
WARNING: locking bug in ext4_mb_add_groupinfo (2) ext4 13 5d01h 80d
KASAN: use-after-free Write in ext4_insert_dentry ext4 C done 76 2d13h 81d PATCH [72d]
possible deadlock in ext4_writepages (2) ext4 3 37d 87d
WARNING in ext4_journal_check_start (2) ext4 C inconclusive inconclusive 7 3d05h 89d
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 C inconclusive 6 10d 100d
KASAN: null-ptr-deref Read in drop_buffers (3) ext4 C 94 13h47m 105d 💬 1 [89d]
possible deadlock in dqget ocfs2 ext4 C 25838 now 106d
WARNING in jbd2_journal_update_sb_log_tail ocfs2 ext4 C done 28 3d02h 107d 💬 2 [4h44m]
possible deadlock in ext4_xattr_inode_lookup_create ext4 C done 34 2d17h 109d
KASAN: out-of-bounds Read in ext4_xattr_set_entry ext4 C error 827 2h58m 115d PATCH [89d]
WARNING in jbd2_journal_dirty_metadata ext4 22 34d 127d
kernel BUG in ext4_inline_data_truncate ext4 C done error 6 13d 136d 💬 1 [135d]
KASAN: use-after-free Read in ext4_inlinedir_to_tree ext4 C done 6 14d 139d 💬 1 [138d]
kernel BUG in ext4_mb_use_inode_pa (2) ext4 C 43 2d06h 160d
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 132 10h19m 166d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 C done 79 43d 171d 💬 1 [170d]
WARNING in ext4_xattr_inode_lookup_create ext4 C inconclusive 22 13d 231d PATCH [231d]
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 C error 1896 42m 245d
KMSAN: uninit-value in aes_encrypt (5) ext4 C 163 9d00h 261d PATCH [208d]
WARNING in __ext4_journal_start_sb ext4 C 1 41d 262d
WARNING: locking bug in find_lock_lowest_rq ext4 C error 85 1d19h 265d 💬 2 [230d]
WARNING in ext4_xattr_set_entry (2) ext4 C error 9 245d 279d
kernel BUG in ext4_write_inline_data_end (2) ext4 C inconclusive 152 4d00h 348d 💬 1 [26d]
INFO: task hung in sync_inodes_sb (5) ext4 C error inconclusive 2194 7d11h 547d
WARNING: locking bug in ext4_ioctl ext4 C done done 923 39d 590d PATCH [109d]
WARNING: locking bug in __ext4_ioctl ext4 C done error 849 56d 590d
kernel BUG in ext4_do_writepages ext4 C error 1812 20m 759d 💬 8 [26d]
kernel BUG in __ext4_journal_stop ext4 C error done 23 26d 778d 💬 7 [309d]
WARNING in ext4_write_inode (2) ext4 C 130 89d 1068d 💬 5 [89d]
memory leak in __lookup_slow ext4 usb C 2 869d 1190d
moderation (25):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-out-of-bounds Read in filldir64 ext4 1 6d05h 2d05h
KCSAN: data-race in _copy_to_iter / string (4) ext4 1 14d 14d
KCSAN: data-race in _copy_to_iter / set_overhead (2) ext4 1 25d 25d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (13) ext4 2 32d 33d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (2) ext4 1 40d 40d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 2 29d 47d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (6) ext4 1 48d 48d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (4) ext4 3 38d 50d
BUG: unable to handle kernel NULL pointer dereference in jbd2_alloc ext4 2 43d 51d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 7 6d03h 58d
BUG: unable to handle kernel NULL pointer dereference in ext4_mb_add_groupinfo (2) ext4 4 3d19h 63d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 12 2d08h 63d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (9) ext4 exfat 2 28d 81d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 10 5d09h 104d
KCSAN: data-race in console_flush_all / console_flush_all ext4 21 10h03m 113d
KCSAN: data-race in data_alloc / data_push_tail (3) ext4 10 7d01h 129d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 24 27d 170d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 exfat 117 4h33m 241d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 216 4h33m 241d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 71 1d18h 402d
KCSAN: data-race in atime_needs_update / inode_update_timestamps ext4 216 3d07h 403d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 755 1h51m 404d
KCSAN: data-race in data_alloc / prb_reserve ext4 998 2h31m 1391d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 audit 3437 3h07m 1527d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2396 1d04h 1808d