syzbot


Out of 68 bugs, 56 were automatically obsoleted (56 due to revoked reproducers), 12 were invalidated by users.
Applied filters: WithRepro (drop) Label=subsystems:ext4 (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 213d 534d
KASAN: use-after-free Read in ext4_ext_insert_extent prio:high ext4 22 C done error 10 108d 391d
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 163d 159d
WARNING in ext4_split_convert_extents ext4 -1 C error 5 152d 148d
INFO: task hung in ext4_map_blocks (5) ext4 1 syz error 1 173d 169d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 323d 450d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 253d 693d
INFO: rcu detected stall in sys_pselect6 (2) ext4 1 C 55 252d 628d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 263d 784d
INFO: task hung in ext4_read_bh ext4 1 C 10 288d 291d
WARNING: fs/ext4/xattr.c:LINE at 0x0, CPU: syz.NUM.NUM/NUM ext4 -1 syz error 15 207d 207d
kernel BUG in ext4_inline_data_truncate ext4 -1 C done error 10 328d 658d
memory leak in __lookup_slow ext4 usb 3 C 2 1391d 1712d
INFO: task hung in ext4_evict_ea_inode (3) ext4 1 syz error error 16 349d 500d
KMSAN: uninit-value in aes_encrypt (5) ext4 7 C 2013 256d 784d
WARNING in __ext4_iget ext4 -1 C done error 4927 453d 494d
WARNING in get_dump_page ext4 mm -1 C done error 5 466d 480d
INFO: rcu detected stall in rescuer_thread ext4 batman 1 C done error 16 438d 581d
WARNING in jbd2_journal_update_sb_log_tail ext4 -1 C done inconclusive 36 456d 629d
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 19 C inconclusive done 6 470d 622d
BUG: corrupted list in __sk_destruct (2) net ext4 8 syz done 1 474d 474d
general protection fault in __dev_set_rx_mode ext4 net 2 syz 1 499d 495d
general protection fault in pcpu_alloc wireless ext4 2 syz 1 566d 563d
kernel BUG in set_blocksize (2) block ext4 udf -1 syz error 1 531d 527d
WARNING in ext4_write_inode (2) ext4 -1 C 130 611d 1590d
WARNING: locking bug in ext4_xattr_inode_update_ref (3) ext4 4 C 2 651d 801d
INFO: rcu detected stall in ext4_release_file (2) mm ext4 1 C error done 3 659d 752d
kernel BUG in jbd2_cleanup_journal_tail ext4 -1 C 11 631d 667d
kernel BUG in set_blocksize ext4 block -1 syz error error 3 777d 871d
WARNING in ext4_journal_check_start ext4 -1 syz 3 739d 788d
kernel BUG in __phys_addr (2) ext4 -1 C error done 54 778d 1071d
WARNING: locking bug in ext4_xattr_inode_iget (2) ext4 4 C 1 816d 812d
KASAN: wild-memory-access Read in read_block_bitmap ext4 17 C 33 809d 983d
general protection fault in hrtimer_nanosleep ext4 2 syz error 1 896d 963d
WARNING: suspicious RCU usage in hash_netportnet6_destroy netfilter ext4 4 C done 44 855d 866d
general protection fault in inode_permission (2) ext4 2 C error error 1 914d 1024d
general protection fault in ep_poll_callback ext4 2 C done unreliable 1 903d 1067d
kernel BUG in mpage_prepare_extent_to_map ext4 -1 C done error 145 1286d 1847d
kernel BUG in ext4_mb_release_inode_pa ext4 -1 syz unreliable error 1 943d 939d
general protection fault in locks_remove_posix ext4 2 C error 1 972d 968d
memory leak in __es_insert_extent ext4 3 syz 1 1023d 1039d
INFO: task hung in ext4_evict_ea_inode ext4 1 syz done unreliable 6 1027d 1257d
general protection fault in ext4_quota_read ext4 11 syz 2 1090d 1087d
WARNING in ext4_da_update_reserve_space (2) ext4 -1 C error error 9 1109d 1183d
WARNING: locking bug in ext4_xattr_inode_update_ref (2) ext4 4 syz 1 1060d 1056d
BUG: unable to handle kernel paging request in folio_flags mm ext4 8 C error 15 1141d 1228d
kernel panic: EXT4-fs (device loop0): panic forced after error (3) ext4 2 C inconclusive 1 1043d 1039d
possible deadlock in dquot_commit (2) ext4 4 C inconclusive done 5641 1133d 1351d
possible deadlock in sys_quotactl_fd ext4 4 C 423 1133d 1167d
possible deadlock in ext4_find_inline_entry ext4 4 C 2 1175d 1271d
BUG: unable to handle kernel NULL pointer dereference in shmem_evict_inode mm ext4 10 C 1 1317d 1313d
INFO: task can't die in ext4_stop_mmpd ext4 1 C inconclusive error 22 1328d 1703d
WARNING in ext4_iomap_begin ext4 -1 C inconclusive error 16 1410d 1438d
INFO: task hung in jbd2_journal_commit_transaction (3) ext4 1 C error error 24 1361d 1645d
KASAN: use-after-free Read in signalfd_cleanup ext4 io-uring 19 C 4 1255d 1256d
kernel panic: EXT4-fs (device loop0): panic forced after error (2) ext4 2 C error 2 1274d 1270d
INFO: task hung in ext4_fill_super ext4 1 C inconclusive inconclusive 4 1438d 1831d
memory leak in ext4_mb_new_blocks ext4 usb 3 syz 2 1789d 1810d
KASAN: use-after-free Write in ext4_write_inline_data ext4 22 C done error 1 1774d 1770d
WARNING in ext4_da_update_reserve_space ext4 -1 C done error 2 2275d 2271d
possible deadlock in __generic_file_fsync ext4 4 C done unreliable 80 2665d 2805d
KMSAN: uninit-value in schedule_debug usb ext4 7 C 73 1803d 1924d
WARNING in kthread_queue_work block ext4 -1 C done 2223 2172d 2169d
INFO: task hung in pipe_write (2) ext4 1 C done 6 2467d 2466d
INFO: rcu detected stall in ext4_write_checks ext4 1 C done 1 2555d 2551d
possible deadlock in __do_page_fault (2) ext4 4 C done 8 2573d 2577d
BUG: unable to handle kernel NULL pointer dereference in __getblk_gfp ext4 10 syz 12 2851d 2975d
kernel panic: EXT4-fs (device loop0): panic forced after error ext4 2 C 1 2968d 2968d