syzbot


bcachefs subsystem


List(s): linux-bcachefs@vger.kernel.org
Maintainer(s): kent.overstreet@linux.dev
Fixed bugs: 134
Parent subsystem(s): fs (146)
open (125):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in bch2_trans_begin bcachefs 1 4d20h 20h53m
kernel BUG in bch2_fs_btree_cache_exit (2) bcachefs 1 5d01h 1d01h
kernel BUG in __bch2_btree_node_hash_insert (2) bcachefs C 3 20m 4d20h
KMSAN: uninit-value in bch2_readdir (2) bcachefs 2 8d21h 9d09h
kernel BUG in bch2_journal_replay (2) bcachefs C 3 2d17h 9d14h
INFO: task hung in bch2_btree_node_update_key (2) bcachefs C done 1 18d 14d
kernel BUG in bch2_btree_root_alloc_fake_trans bcachefs 1 19d 15d
kernel BUG in bch2_quota_transfer bcachefs 1 20d 16d
KMSAN: uninit-value in bch2_trans_start_alloc_update_noupdate bcachefs 2 21d 17d
KMSAN: uninit-value in bch2_inode_unpack (2) bcachefs 9 3d13h 19d
INFO: task hung in bchfs_fallocate (2) bcachefs C done 5 2d18h 19d
UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert bcachefs C done 4 23d 19d
WARNING in rcu_segcblist_advance bcachefs 1 23d 19d
kernel BUG in bch2_stripe_validate bcachefs C done 5 6d23h 21d
kernel BUG in __bkey_unpack_pos (2) bcachefs C done 5 10d 25d
KMSAN: uninit-value in __bch2_bkey_cmp_left_packed bcachefs syz 2 9h57m 27d
WARNING in try_check_zero (3) bcachefs syz 2 32d 28d
kernel BUG in bch2_btree_path_level_init (3) bcachefs C done 16 1d13h 30d
KMSAN: uninit-value in bch2_dirent_rename (2) bcachefs 5 22d 32d
kernel BUG in bch2_btree_node_iter_init_from_start bcachefs C done 2 30d 33d
KASAN: use-after-free Read in bkey_packed_valid bcachefs C done 6 3d17h 35d
KMSAN: uninit-value in bch2_checksum_update (2) bcachefs 2 8d19h 36d
kernel BUG in __build_ro_aux_tree bcachefs 1 41d 37d
INFO: task hung in bch2_page_fault bcachefs 34 8d20h 38d
KMSAN: uninit-value in __build_ro_aux_tree bcachefs 3 27d 38d
KMSAN: uninit-value in bch2_xattr_validate bcachefs C 18 2d04h 38d
WARNING in __srcu_check_read_flavor bcachefs syz 6 2d12h 40d
KMSAN: uninit-value in bch2_alloc_sectors_start_trans bcachefs C 101 9d09h 40d
KMSAN: uninit-value in bch2_bucket_alloc_trans bcachefs 7 9h57m 43d
KMSAN: uninit-value in rw_aux_tree_insert_entry bcachefs 21 7d11h 45d
KASAN: use-after-free Read in check_extent_overbig bcachefs C done 6 6d18h 46d
kernel panic: trans should be locked, unlocked by bch2_btree_update_start bcachefs C error 86 7d01h 46d
INFO: task hung in do_truncate (3) bcachefs 64 1d09h 46d
KMSAN: uninit-value in bch2_dev_freespace_init bcachefs syz 166 1d06h 47d
KMSAN: uninit-value in LZ4_decompress_safe_partial bcachefs C 14 2d13h 48d
general protection fault in closure_put_after_sub (2) bcachefs 1 48d 48d
kernel BUG in bch2_rename2 bcachefs 33 2h44m 49d
INFO: task hung in vfs_unlink (5) bcachefs 53 5d01h 49d
KASAN: slab-out-of-bounds Read in memscan bcachefs 2 55d 49d
WARNING: locking bug in __timer_delete_sync (2) bcachefs 1 53d 49d
KMSAN: uninit-value in bch2_btree_node_get bcachefs 2 54d 50d
KMSAN: uninit-value in bch2_bkey_ptrs_validate bcachefs C 6 10d 50d
KMSAN: uninit-value in bch2_dirent_validate bcachefs 213 17h49m 51d
kernel BUG in bch2_inode_update_after_write bcachefs 74 17h12m 51d
possible deadlock in trans_set_locked bcachefs C 6 19d 52d 💬 4 [49d]
KMSAN: uninit-value in bch2_bkey_val_validate bcachefs C 12 6d06h 52d
kernel BUG in bch2_btree_path_peek_slot bcachefs 102 1d01h 52d
general protection fault in bch2_prt_vprintf bcachefs C error 4 15d 52d
KMSAN: uninit-value in bch2_bkey_cmp_packed_inlined (2) bcachefs syz 126 1d06h 54d
general protection fault in kernfs_dop_revalidate kernfs bcachefs syz 2 38d 55d
KASAN: slab-out-of-bounds Read in __radix_tree_delete kernfs bcachefs syz 1 59d 55d
possible deadlock in __bch2_folio_reservation_get bcachefs 1 60d 55d
KMSAN: uninit-value in bch2_trans_start_alloc_update bcachefs C 90 3d01h 55d
KASAN: global-out-of-bounds Read in rcu_pending_exit bcachefs syz done 3 14d 56d
KASAN: use-after-free Read in bch2_btree_node_read_done bcachefs C done 17 5d04h 56d
KMSAN: uninit-value in rw_aux_tree_set (2) bcachefs C 2184 5m 59d
kernel BUG in qlist_free_all bcachefs C 3 25d 59d
BUG: corrupted list in list_lru_add mm bcachefs syz 1 63d 59d
WARNING in bch2_fs_read_write_early (2) bcachefs 1 63d 59d
KMSAN: uninit-value in bch2_inode_v3_validate bcachefs C 5760 5m 62d
KASAN: stack-out-of-bounds Read in do_encrypt bcachefs 4 4d12h 63d
KMSAN: uninit-value in bch2_btree_node_iter_init (2) bcachefs C 80 20h00m 64d 💬 2 [57d]
KMSAN: uninit-value in bch2_alloc_v4_validate (2) bcachefs C 459 1d05h 64d
WARNING: locking bug in rcu_pending_enqueue bcachefs 2 15d 66d
KASAN: use-after-free Read in bch2_check_dirents bcachefs C done 6 8d19h 66d
kernel BUG in __journal_res_get (2) bcachefs C error 5 14d 67d
BUG: unable to handle kernel paging request in bch2_btree_cache_scan (2) bcachefs 12 61d 70d
KASAN: slab-use-after-free Read in progress_init bcachefs 1 82d 70d
KASAN: slab-use-after-free Read in __bch2_write bcachefs 16 1d19h 70d
general protection fault in six_lock_ip_waiter bcachefs C done 13 3d09h 70d
KASAN: slab-use-after-free Read in bch2_get_next_online_dev bcachefs 5 67d 70d
KMSAN: uninit-value in bch2_btree_node_check_topology bcachefs C 14 12d 70d
INFO: task hung in btree_write_buffer_flush_seq bcachefs C done 81 2d19h 71d
KMSAN: uninit-value in bch2_copygc bcachefs C 88 9d00h 72d PATCH [36d]
KMSAN: uninit-value in bch2_bucket_alloc_early bcachefs C 159 1d00h 75d
kernel panic: bcachefs (loop0): panic after error bcachefs C 1 67d 77d
WARNING in bch2_writepage_io_done (2) bcachefs 5 20d 79d
WARNING: suspicious RCU usage in bucket_gen bcachefs 4 75d 80d
WARNING: locking bug in rcu_pending_pcpu_dequeue bcachefs syz 9 4d00h 87d
possible deadlock in bch2_btree_cache_scan bcachefs 36 15d 88d
general protection fault in __bch2_fsck_err bcachefs C 14 31d 88d
WARNING in kvm_put_kvm (2) bcachefs 18 7d17h 88d 💬 1 [4d05h]
kernel BUG in wb_flush_one bcachefs C 3 9d09h 89d
INFO: task hung in __closure_sync_timeout bcachefs C done done 2353 63d 90d
WARNING: locking bug in rcu_pending_exit bcachefs C done 13 1d03h 90d
general protection fault in put_pwq_unlocked (2) bcachefs C done 41 3h09m 92d
kernel panic: bcachefs (loop3): panic after error bcachefs C error 2 31d 99d 💬 1 [31d]
KASAN: slab-use-after-free Read in percpu_ref_put (2) bcachefs block C 1871 1h03m 102d
INFO: task hung in fdget_pos bcachefs C inconclusive 86 1d07h 103d
UBSAN: shift-out-of-bounds in __btree_node_pinned bcachefs C done 6 1h22m 110d PATCH [105d]
possible deadlock in pcpu_alloc_noprof bcachefs 10 21d 113d
possible deadlock in bch2_symlink bcachefs 894 14m 113d
INFO: task hung in do_ftruncate bcachefs 57 2d18h 114d
INFO: task hung in bch2_fs_read_only bcachefs C done 262 4h32m 116d
WARNING in srcu_check_nmi_safety (2) bcachefs syz 3 71d 117d 💬 1 [85d]
INFO: task hung in bch2_read_iter bcachefs 109 10d 119d
kernel BUG in bch2_btree_iter_verify_entry_exit (2) bcachefs C 6 4d11h 120d
kernel BUG in bch2_quota_check_limit bcachefs 30 2h21m 120d
WARNING in bch2_fs_release bcachefs syz 2 27d 120d
INFO: task hung in bch2_journal_reclaim_thread (2) bcachefs C done 570 5d01h 121d 💬 1 [4d13h]
INFO: task hung in do_loopback bcachefs 201 48d 121d
INFO: task hung in vfs_rename bcachefs 80 11d 126d
possible deadlock in __bch2_disk_reservation_add bcachefs C 282 7h06m 129d
BUG: unable to handle kernel paging request in bch2_dirent_to_text bcachefs C done error 2 23d 186d PATCH [160d]
BUG: unable to handle kernel paging request in crypto_shash_update bcachefs C 6 68d 188d 💬 1 [67d]
INFO: task hung in deactivate_super (3) bcachefs jfs 69 8d04h 193d
INFO: task hung in bch2_direct_write bcachefs 49 6d19h 201d
INFO: task hung in bch2_write_iter bcachefs 229 19d 210d
INFO: task hung in __bch2_fs_stop bcachefs C done 1287 15d 219d PATCH [217d]
general protection fault in gen_poly_key bcachefs C 2 10d 230d
INFO: task hung in bch2_copygc_stop bcachefs C done 29104 32m 234d
INFO: task hung in bch2_fallocate_dispatch bcachefs 104 2d02h 239d
WARNING in __bch2_truncate_folio bcachefs C done 298 12h36m 243d
INFO: task hung in bch2_readahead bcachefs C done 265 3d18h 245d
WARNING in bch2_trans_put bcachefs C done 295 2d13h 248d
KASAN: slab-use-after-free Read in neon_poly1305_update bcachefs C 5 181d 248d
WARNING in bch2_printbuf_make_room bcachefs C error 2 33d 251d
BUG: Bad rss-counter state (5) bcachefs mm C done 1050 1d04h 252d 💬 3 [14d]
INFO: task hung in bch2_fs_read_only_work bcachefs C done 286 26d 254d PATCH [199d]
WARNING in bch2_prt_printf bcachefs C done error 18 136d 255d 💬 1 [129d]
KASAN: slab-out-of-bounds Read in poly1305_update_arch bcachefs C done 22 2d22h 259d
KASAN: use-after-free Read in scatterwalk_copychunks bcachefs C done 43 5d08h 261d 💬 1 [260d]
WARNING in bchfs_truncate bcachefs C done 157 21h43m 261d
INFO: task hung in __closure_sync bcachefs C done 7064 23m 262d
WARNING in bch2_trans_srcu_unlock bcachefs C done 3408 1h25m 262d PATCH [166d]
moderation (4):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: use-after-free Read in dev_ptr_stale_rcu bcachefs 1 8d11h 4d10h
BUG: unable to handle kernel paging request in __process_finished_items bcachefs 1 10d 6d00h
BUG: unable to handle kernel paging request in bch2_fs_btree_interior_update_exit bcachefs 1 67d 63d
kernel panic: KASAN: panic_on_warn set ... bcachefs block 3 26d 73d