syzbot


Out of 69 bugs, 57 were automatically obsoleted (57 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
KASAN: use-after-free Read in ext4_find_extent (4) prio:high ext4 19 C done error 307 89d 542d
WARNING in __jbd2_log_wait_for_space ocfs2 ext4 -1 C inconclusive done 6 218d 539d
KASAN: use-after-free Read in ext4_ext_insert_extent prio:high ext4 22 C done error 10 113d 397d
KASAN: use-after-free Read in ext4_read_inline_data ext4 19 C 4 168d 164d
WARNING in ext4_split_convert_extents ext4 -1 C error 5 157d 153d
INFO: task hung in ext4_map_blocks (5) ext4 1 syz error 1 178d 174d
kernel BUG in ext4_alloc_file_blocks ext4 -1 C error error 3 328d 456d
KASAN: slab-out-of-bounds Read in ext4_read_inline_dir ext4 19 C done error 79 258d 698d
INFO: rcu detected stall in sys_pselect6 (2) ext4 1 C 55 258d 633d
WARNING in __ext4_journal_start_sb ext4 -1 C 7 268d 789d
INFO: task hung in ext4_read_bh ext4 1 C 10 293d 297d
WARNING: fs/ext4/xattr.c:LINE at 0x0, CPU: syz.NUM.NUM/NUM ext4 -1 syz error 15 212d 213d
kernel BUG in ext4_inline_data_truncate ext4 -1 C done error 10 333d 663d
memory leak in __lookup_slow ext4 usb 3 C 2 1396d 1717d
INFO: task hung in ext4_evict_ea_inode (3) ext4 1 syz error error 16 354d 505d
KMSAN: uninit-value in aes_encrypt (5) ext4 7 C 2013 261d 789d
WARNING in __ext4_iget ext4 -1 C done error 4927 458d 500d
WARNING in get_dump_page ext4 mm -1 C done error 5 471d 485d
INFO: rcu detected stall in rescuer_thread ext4 batman 1 C done error 16 443d 586d
WARNING in jbd2_journal_update_sb_log_tail ext4 -1 C done inconclusive 36 461d 635d
KASAN: use-after-free Read in __ext4_check_dir_entry (3) ext4 19 C inconclusive done 6 475d 628d
BUG: corrupted list in __sk_destruct (2) net ext4 8 syz done 1 480d 479d
general protection fault in __dev_set_rx_mode ext4 net 2 syz 1 505d 501d
general protection fault in pcpu_alloc wireless ext4 2 syz 1 571d 568d
kernel BUG in set_blocksize (2) block ext4 udf -1 syz error 1 537d 533d
WARNING in ext4_write_inode (2) ext4 -1 C 130 617d 1595d
WARNING: locking bug in ext4_xattr_inode_update_ref (3) ext4 4 C 2 656d 806d
INFO: rcu detected stall in ext4_release_file (2) mm ext4 1 C error done 3 664d 757d
kernel BUG in jbd2_cleanup_journal_tail ext4 -1 C 11 637d 672d
kernel BUG in set_blocksize ext4 block -1 syz error error 3 782d 876d
WARNING in ext4_journal_check_start ext4 -1 syz 3 744d 793d
kernel BUG in __phys_addr (2) ext4 -1 C error done 54 783d 1077d
WARNING: locking bug in ext4_xattr_inode_iget (2) ext4 4 C 1 821d 817d
KASAN: wild-memory-access Read in read_block_bitmap ext4 17 C 33 814d 988d
general protection fault in hrtimer_nanosleep ext4 2 syz error 1 901d 968d
WARNING: suspicious RCU usage in hash_netportnet6_destroy netfilter ext4 4 C done 44 861d 871d
general protection fault in inode_permission (2) ext4 2 C error error 1 919d 1030d
general protection fault in ep_poll_callback ext4 2 C done unreliable 1 908d 1072d
kernel BUG in mpage_prepare_extent_to_map ext4 -1 C done error 145 1291d 1852d
kernel BUG in ext4_mb_release_inode_pa ext4 -1 syz unreliable error 1 948d 944d
general protection fault in locks_remove_posix ext4 2 C error 1 977d 973d
memory leak in __es_insert_extent ext4 3 syz 1 1028d 1044d
INFO: task hung in ext4_evict_ea_inode ext4 1 syz done unreliable 6 1033d 1262d
general protection fault in ext4_quota_read ext4 11 syz 2 1096d 1092d
WARNING in ext4_da_update_reserve_space (2) ext4 -1 C error error 9 1114d 1188d
WARNING: locking bug in ext4_xattr_inode_update_ref (2) ext4 4 syz 1 1065d 1061d
BUG: unable to handle kernel paging request in folio_flags mm ext4 8 C error 15 1147d 1233d
kernel panic: EXT4-fs (device loop0): panic forced after error (3) ext4 2 C inconclusive 1 1048d 1044d
possible deadlock in dquot_commit (2) ext4 4 C inconclusive done 5641 1138d 1357d
possible deadlock in sys_quotactl_fd ext4 4 C 423 1138d 1172d
possible deadlock in ext4_find_inline_entry ext4 4 C 2 1180d 1276d
BUG: unable to handle kernel NULL pointer dereference in shmem_evict_inode mm ext4 10 C 1 1322d 1318d
INFO: task can't die in ext4_stop_mmpd ext4 1 C inconclusive error 22 1334d 1709d
WARNING in ext4_iomap_begin ext4 -1 C inconclusive error 16 1415d 1443d
INFO: task hung in jbd2_journal_commit_transaction (3) ext4 1 C error error 24 1366d 1651d
KASAN: use-after-free Read in signalfd_cleanup ext4 io-uring 19 C 4 1260d 1261d
kernel panic: EXT4-fs (device loop0): panic forced after error (2) ext4 2 C error 2 1279d 1275d
INFO: task hung in ext4_fill_super ext4 1 C inconclusive inconclusive 4 1444d 1836d
memory leak in ext4_mb_new_blocks ext4 usb 3 syz 2 1794d 1815d
KASAN: use-after-free Write in ext4_write_inline_data ext4 22 C done error 1 1780d 1776d
WARNING in ext4_da_update_reserve_space ext4 -1 C done error 2 2280d 2276d
possible deadlock in __generic_file_fsync ext4 4 C done unreliable 80 2670d 2810d
KMSAN: uninit-value in schedule_debug usb ext4 7 C 73 1808d 1929d
WARNING in kthread_queue_work block ext4 -1 C done 2223 2177d 2174d
INFO: task hung in pipe_write (2) ext4 1 C done 6 2472d 2472d
INFO: rcu detected stall in ext4_write_checks ext4 1 C done 1 2561d 2557d
possible deadlock in __do_page_fault (2) ext4 4 C done 8 2578d 2582d
BUG: unable to handle kernel NULL pointer dereference in __getblk_gfp ext4 10 syz 12 2856d 2980d
kernel panic: EXT4-fs (device loop0): panic forced after error ext4 2 C 1 2973d 2973d