syzbot

 sign-in | mailing list | source | docs
🐞 Open [1426]
≡ Subsystems
🐞 Fixed [6768]
🐞 Invalid [17452]
⬇ Missing Backports [225]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Instances [tested repos]:
Name Last active Uptime Corpus Coverage 🛈 Crashes Execs Kernel build syzkaller build Bugs
Commit Config Freshness Status Commit Freshness Status All Only
ci-qemu-upstream-386 now 4h55m 48369 685818 128 608134 19eef1d98eed .config 7h28m d1b870e1 19h25m all only
Applied filters: Manager=ci-qemu-upstream-386 (drop)
open (198):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in __mptcp_move_skbs_from_subflow (2) mptcp -1 1 7d21h 7d20h
WARNING: refcount bug in sctp_transport_put (5) sctp 13 1 15d 12d PATCH [14h39m]
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 17 7d00h 23d PATCH [17d]
KASAN: vmalloc-out-of-bounds Write in imageblit (6) fbdev 23 C 201 1h59m 26d PATCH [3d01h]
WARNING in xfrm6_tunnel_net_exit (4) net -1 syz done 25053 now 47d PATCH [39d]
WARNING in delete_node (4) afs -1 1 57d 53d
possible deadlock in comedi_do_insn comedi 4 18 5d22h 53d PATCH [32d]
WARNING in path_noexec (2) fs mm -1 C error 8675 1h55m 59d PATCH [49d]
KASAN: slab-out-of-bounds Read in soft_cursor (2) fbdev 17 5 5h21m 67d
KASAN: slab-use-after-free Read in xfrm_state_find net 19 1374 21h26m 81d
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 10205 1h30m 84d PATCH [31d]
WARNING in subflow_data_ready (4) mptcp -1 C 140 13m 100d
WARNING in do_mknodat (3) gfs2 -1 C 209 3d16h 106d PATCH [72d]
WARNING in ieee80211_link_info_change_notify (3) wireless -1 19 16h48m 112d
WARNING in ieee80211_recalc_chanctx_chantype wireless -1 28 6d20h 113d
WARNING in drv_unassign_vif_chanctx (3) wireless -1 C 2845 1h30m 115d
possible deadlock in kernfs_remove kernfs 4 C error done 92 6d16h 116d 💬 3 [3d23h]
BUG: unable to handle kernel paging request in kernfs_remove_by_name_ns kernfs 12 45 1d16h 116d
WARNING: locking bug in kernfs_remove_by_name_ns kernfs 4 28 4d06h 120d
WARNING in __getblk_slow udf -1 C error 151 30d 121d
KASAN: slab-use-after-free Read in driver_remove_file fs 19 C error 279 8h31m 122d PATCH [68d]
KASAN: use-after-free Read in __xfrm_state_insert net 24 2043 51d 123d
KASAN: vmalloc-out-of-bounds Write in tpg_fill_plane_buffer (4) media 23 62 1d03h 138d
WARNING: refcount bug in ax25_setsockopt hams 13 C error error 13 3d06h 140d 💬 1 [35d]
possible deadlock in pcpu_alloc_noprof (2) nbd 4 C error 2478 35m 167d
KASAN: slab-use-after-free Read in kernfs_root kernfs 19 24 24m 178d
WARNING in ieee80211_tx_h_rate_ctrl wireless -1 285 6d07h 183d
KASAN: vmalloc-out-of-bounds Write in fillrect fbdev 23 126 1d08h 184d
possible deadlock in __del_gendisk block 4 C done 43987 25d 186d PATCH [112d]
WARNING in dtv5100_i2c_msg/usb_submit_urb usb -1 C error 261 2h43m 191d PATCH [4d15h]
WARNING in mac80211_hwsim_sta_rc_update wireless -1 C 101 1d00h 197d
KASAN: use-after-free Read in __linkwatch_run_queue net 19 syz 70 5d06h 198d
WARNING in gid_table_release_one (3) rdma -1 C done 193 4d16h 199d 💬 23 [5d00h]
possible deadlock in anon_pipe_write autofs 4 10 21d 203d
WARNING in nsim_fib_event_nb net -1 C done 772 12h48m 211d PATCH [59d]
kernel panic: KASAN: panic_on_warn set ... block fs 2 10 11d 223d 💬 2 [129d]
divide error in mac80211_hwsim_link_info_changed (2) wireless 2 12 9d17h 232d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 2539 15h57m 241d 💬 2 [3d23h]
KASAN: null-ptr-deref Read in smc_tcp_syn_recv_sock smc 11 C error inconclusive 21 13d 242d 💬 5 [13d]
possible deadlock in l2cap_conn_del bluetooth 4 syz error 391 2d01h 242d
WARNING: ODEBUG bug in delete_node (3) afs -1 C done 37 16d 243d 💬 2 [9d19h]
KASAN: wild-memory-access Read in l2cap_connect_cfm bluetooth 19 C error 97 2d03h 256d 💬 1 [47d]
general protection fault in h5_recv bluetooth 10 C done 2479 2h46m 292d 💬 1 [1d19h]
possible deadlock in autofs_notify_daemon (2) autofs 4 71 40d 295d
general protection fault in __fib6_drop_pcpu_from (6) net 17 234 40d 298d
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 57 1d01h 310d PATCH [235d]
WARNING in ieee80211_request_ibss_scan wireless -1 500 1d20h 325d
WARNING in __kvm_gpc_refresh (3) kvm -1 C error 37 5d07h 330d
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 16 22d 346d
WARNING in hci_conn_timeout (2) bluetooth -1 C error 1316 22m 346d
WARNING in __alloc_frozen_pages_noprof dri -1 C done 6101 164d 352d PATCH [352d]
KASAN: slab-use-after-free Read in uart_write_room serial 19 7 46d 354d
BUG: Bad page state in skb_pp_cow_data net -1 C done 59 10h53m 354d PATCH [23d]
WARNING in cfg802154_switch_netns (3) wpan -1 C error 17 6h34m 359d
WARNING: refcount bug in device_move kernel 13 134 1d05h 365d
WARNING: refcount bug in bnep_session kernel 13 133 1d22h 366d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 66 16d 368d 💬 7 [12d]
possible deadlock in blk_mq_update_nr_hw_queues block 4 C done 44250 25d 369d
general protection fault in dummy_timer (2) usb 2 syz 55 9d08h 370d
general protection fault in bnep_session kernel 7 syz 1113 5h21m 370d
WARNING: locking bug in kvm_xen_set_evtchn_fast kvm kvm-x86 4 C done 658 8d10h 372d 💬 4 [3d23h]
general protection fault in device_move kernel 8 syz error 5565 11m 373d
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 4889 5h57m 377d PATCH [9d15h]
possible deadlock in pipe_lock (6) overlayfs 4 31 4d18h 386d
KASAN: slab-use-after-free Read in cfusbl_device_notify net 19 160 50m 387d
WARNING in kcov_remote_start (6) wireless -1 3282 2h22m 389d
possible deadlock in __submit_bio block 4 C done 60677 55d 390d 💬 3 [249d]
KASAN: slab-use-after-free Read in l2cap_unregister_user bluetooth 24 C done 45225 29m 392d PATCH [22d]
WARNING in __rate_control_send_low (3) wireless -1 C done 10418 4h18m 398d
KASAN: slab-use-after-free Read in bt_accept_unlink bluetooth 19 syz 100 2d16h 403d 💬 1 [14d]
KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb bluetooth 19 syz error 89 13h51m 403d 💬 3 [3d17h]
possible deadlock in kernfs_fop_write_iter (2) kernfs 4 80 20d 411d
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth 19 61 32d 423d
possible deadlock in input_inject_event usb fs 4 C done 1829 10h19m 427d PATCH [42d]
BUG: corrupted list in _hci_cmd_sync_cancel_entry bluetooth 8 syz error 46 35d 427d 💬 1 [156d]
possible deadlock in tty_buffer_flush (3) serial 4 C done 117 11d 446d
WARNING in ieee80211_rx_list (3) wireless -1 C error done 39 58d 446d
KASAN: global-out-of-bounds Read in mac802154_header_create (2) wpan 17 46 50d 450d
kernel BUG in z3fold_page_migrate mm -1 syz 354 245d 451d
WARNING in enable_work usb pm -1 C error 1070 17h55m 464d
possible deadlock in walk_component (4) kernfs 4 C 78 1d20h 467d 💬 1 [35d]
possible deadlock in console_lock_spinning_enable (5) serial 4 C done 2673 22m 468d 💬 4 [1d19h]
possible deadlock in task_rq_lock cgroups 4 C done 3973 9d16h 470d 💬 3 [12d]
kernel panic: System is deadlocked on memory (2) mm 2 75 2d16h 473d
WARNING in firmware_fallback_sysfs (2) kernel -1 146 23h56m 476d
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 392 6h40m 492d
WARNING: suspicious RCU usage in dev_deactivate_queue net 4 C error error 7829 69d 499d 💬 1 [75d]
WARNING in drv_link_info_changed (2) wireless -1 25 18d 501d
WARNING in __cfg80211_bss_update (2) wireless -1 C inconclusive 16 1d11h 508d
possible deadlock in dpm_for_each_dev pm 4 C error 9 28d 509d
possible deadlock in assign_fw usb 4 C done 168 9d20h 509d
WARNING: suspicious RCU usage in dev_activate net 4 C error error 789 98d 513d PATCH [497d]
WARNING in rate_control_rate_init (3) wireless -1 C done 20895 6m 513d
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 5d21h 520d PATCH [301d]
WARNING in dev_deactivate_many net -1 C 234 8d02h 522d
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 24 61d 543d 💬 1 [203d]
WARNING in usb_free_urb usb media -1 C inconclusive 3858 3h33m 545d PATCH [172d]
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 487d 551d
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 487d 551d
WARNING in shmem_evict_inode (3) mm -1 54 22d 553d
WARNING in rxe_pool_cleanup rdma -1 C 581 4d05h 565d 💬 8 [5d00h]
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 514 1h28m 569d 💬 3 [3d23h]
WARNING in bch2_trans_srcu_unlock bcachefs -1 C done error 4145 40d 574d PATCH [479d]
WARNING: suspicious RCU usage in get_callchain_entry perf 4 C error 8994 24m 577d PATCH [498d]
KASAN: slab-use-after-free Read in dtSearch jfs 19 C inconclusive 1754 10h34m 579d
WARNING in hci_recv_frame bluetooth -1 C error 114 1d16h 581d 💬 1 [193d]
possible deadlock in __stack_map_get bpf 4 C error error 56 236d 589d 💬 2 [250d]
possible deadlock in hfs_extend_file (3) hfs 4 C unreliable 3022 21h33m 589d PATCH [584d]
WARNING in l2cap_chan_send bluetooth -1 50 43d 594d
INFO: trying to register non-static key in txEnd (2) jfs -1 C done 4079 6d16h 594d
KASAN: slab-use-after-free Read in __hci_req_sync bluetooth 19 C error error 3383 472d 600d 💬 2 [506d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 497d 604d 💬 2 [483d]
kernel BUG in jffs2_del_ino_cache jffs2 -1 C error 730 13d 604d
possible deadlock in hsr_dev_xmit (2) net 4 C done 978 7h27m 610d 💬 2 [572d]
WARNING in cm109_input_open/usb_submit_urb (3) usb input -1 C error 105 3d04h 611d
KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings net 19 syz done 16994 7m 616d PATCH [599d]
WARNING in l2cap_chan_del bluetooth -1 329 3d01h 621d
WARNING in io_ring_exit_work (2) io-uring -1 3792 1h02m 645d
KASAN: slab-use-after-free Read in handle_tx (2) net 19 C 923 7h13m 646d 💬 2 [22d]
kernel BUG in txEnd (2) jfs -1 C error 166 1d07h 654d 💬 1 [610d]
WARNING in wdm_rxwork/usb_submit_urb (2) usb -1 C unreliable 98 2d14h 655d 💬 2 [581d]
KASAN: slab-use-after-free Read in drm_atomic_helper_wait_for_vblanks (2) dri 19 C 44 6h11m 655d PATCH [652d]
KASAN: slab-use-after-free Read in jfs_syncpt jfs 19 C inconclusive 1110 3d14h 660d PATCH [648d]
possible deadlock in smc_release smc 4 C error 154 3d08h 665d 💬 2 [25d]
WARNING: refcount bug in p9_req_put (3) v9fs 13 C 98 8d06h 672d 💬 2 [39d]
WARNING in dbAdjTree jfs -1 C inconclusive 43202 1h03m 681d 💬 3 [3d23h]
KASAN: slab-use-after-free Read in tty_write_room (2) serial 19 syz error error 233 5h59m 682d 💬 2 [1d19h]
WARNING in drm_prime_destroy_file_private (2) dri -1 C done error 478 2h31m 702d 💬 6 [2d00h]
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 452d 717d PATCH [476d]
general protection fault in lock_sock_nested bluetooth 19 C done done 3800 4h05m 810d
kernel BUG in filemap_unaccount_folio mm -1 C done error 485 55d 814d 💬 4 [43d]
UBSAN: shift-out-of-bounds in befs_check_sb fs -1 C error done 62 13d 870d PATCH [512d]
WARNING in btrfs_run_delayed_refs (2) btrfs -1 C done error 42 7d08h 890d
WARNING in vkms_get_vblank_timestamp (2) dri -1 C done 524 16h24m 900d 💬 5 [2d00h]
KASAN: user-memory-access Write in __destroy_inode jfs 23 C error 3466 2d18h 939d
WARNING in btrfs_put_block_group btrfs -1 C unreliable 170 12d 950d
possible deadlock in evdev_pass_values (2) input 4 1540 4d18h 952d
WARNING in btrfs_commit_transaction (2) btrfs -1 C done 1155 2d13h 968d 💬 2 [32d]
kernel BUG in hfsplus_bnode_put hfs -1 C error 179 20h02m 1046d PATCH [87d]
possible deadlock in br_multicast_rcv (3) bridge 4 C done error 57 42d 1047d
KASAN: use-after-free Read in release_metapage jfs 19 C error done 1623 2h37m 1061d
possible deadlock in hfs_find_init (2) hfs 4 C error 5658 3h14m 1068d
general protection fault in txEnd jfs 24 C error 2757 2h25m 1071d 💬 1 [974d]
possible deadlock in hfsplus_find_init hfs 4 C error error 848 1d09h 1073d
kernel BUG in ext4_do_writepages ext4 -1 C error 2848 12h40m 1077d 💬 9 [10h55m]
possible deadlock in ntfs_fallocate ntfs3 4 C error 504 3d00h 1085d
WARNING in do_mkdirat fs -1 C error error 626 8h48m 1091d 💬 22 [655d]
WARNING in hfsplus_bnode_create hfs -1 C error 1121 1h44m 1093d
WARNING in path_openat fs -1 C error done 167 5d15h 1093d 💬 1 [655d]
WARNING in v9fs_fid_get_acl mm -1 C error error 5678 50d 1093d PATCH [454d]
possible deadlock in ntfs_fiemap ntfs3 4 C error inconclusive 5239 3h34m 1094d PATCH [953d]
WARNING in btrfs_remove_chunk btrfs -1 C error inconclusive 422 10d 1095d 💬 4 [32d]
possible deadlock in hfsplus_block_allocate hfs 4 C done 370 2d13h 1095d
possible deadlock in hfsplus_block_free hfs 4 C inconclusive error 350 1d16h 1095d
KASAN: slab-out-of-bounds Read in hfsplus_uni2asc hfs 17 C error error 3538 38d 1096d PATCH [1093d]
KASAN: slab-out-of-bounds Read in hfsplus_bnode_read hfs 23 C error error 521 123d 1099d
kernel BUG in hfs_write_inode hfs -1 C error 141447 now 1099d PATCH [3d13h]
possible deadlock in hfsplus_get_block hfs 4 C error 14416 1h02m 1099d
kernel BUG in close_ctree btrfs -1 C error error 6560 23d 1102d 💬 6 [64d]
WARNING in btrfs_chunk_alloc btrfs -1 C inconclusive done 646 3d07h 1102d 💬 5 [32d]
WARNING in call_timer_fn bluetooth -1 C unreliable 7682 6h43m 1108d 💬 8 [1d19h]
possible deadlock in filemap_fault mm 4 C done 2949 20d 1121d 💬 4 [43d]
WARNING in btrfs_space_info_update_bytes_may_use btrfs -1 C done 5201 5h24m 1125d 💬 7 [32d]
WARNING in ip_rt_bug (2) net -1 C done error 496 7d04h 1143d 💬 3 [519d]
KASAN: use-after-free Read in dbJoin jfs 19 C error inconclusive 1025 1d13h 1146d
kernel BUG in txUnlock jfs -1 C error 36466 now 1154d
possible deadlock in ntfs_read_folio ntfs3 4 C inconclusive done 5563 33d 1154d
KASAN: use-after-free Read in usb_anchor_resume_wakeups (4) usb 24 129 5d21h 1154d
KASAN: use-after-free Read in jfs_lazycommit jfs 19 C error 2457 9h10m 1154d PATCH [394d]
general protection fault in write_special_inodes jfs 19 C inconclusive 2457 6d11h 1155d
general protection fault in lmLogSync (2) jfs 24 C error 7615 6h44m 1156d
kernel BUG in jfs_evict_inode jfs -1 C inconclusive 75273 31m 1159d
kernel BUG in dbFindLeaf jfs -1 C inconclusive 5559 7m 1159d
kernel BUG in gfs2_glock_nq (2) gfs2 -1 C error 1427 10d 1163d 💬 1 [12d]
KASAN: out-of-bounds Write in end_buffer_read_sync ntfs3 24 C done error 4896 101d 1314d 💬 2 [95d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25848 3d02h 1343d 💬 2 [43d]
WARNING in inc_nlink (3) fs -1 C error error 6901 7h05m 1352d 💬 1 [28d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 74 2d00h 1387d
WARNING in blk_register_tracepoints trace block -1 C inconclusive done 87 10d 1390d
UBSAN: shift-out-of-bounds in minix_statfs fs -1 C inconclusive error 71 9d17h 1447d PATCH [3d10h]
WARNING in ieee80211_free_ack_frame (2) wireless -1 C error done 182 2d01h 1475d PATCH [562d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel -1 C error 873433 now 1476d PATCH [891d]
possible deadlock in input_event (2) fs 4 C inconclusive 6416 3d02h 1479d 💬 3 [28d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 526 37m 1481d 💬 3 [3d23h]
WARNING in pvr2_send_request_ex/usb_submit_urb usb pvrusb2 -1 C 31 11h43m 1544d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net -1 C unreliable 7378 26m 1654d PATCH [891d]
possible deadlock in vmci_qp_broker_detach kernel 4 C unreliable error 68 2d16h 1709d 💬 2 [1612d]
WARNING in cm109_urb_irq_callback/usb_submit_urb usb input -1 C unreliable 3163 2h03m 1795d PATCH [1531d]
WARNING in ieee80211_start_next_roc wireless -1 C inconclusive 1226 10d 1816d
WARNING in udf_truncate_extents udf -1 C done error 15120 1h09m 1873d 💬 1 [32d]
WARNING in __cfg80211_ibss_joined (2) wireless -1 C error 6888 4d07h 1891d
general protection fault in skb_release_data (2) net bluetooth 24 C done error 703 242d 1906d
BUG: workqueue lockup (5) net 1 C done 14376 38m 2145d
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1150 11h36m 2187d 💬 5 [515d]
WARNING in smsusb_start_streaming/usb_submit_urb usb media -1 C error inconclusive 173 103d 2291d PATCH [571d]
KASAN: use-after-free Read in v4l2_fh_init usb media 19 C error inconclusive 6409 1h22m 2415d 💬 4 [1d19h]
WARNING in rcu_check_gp_start_stall net -1 C done error 2770 15h07m 2471d 💬 7 [12d]
WARNING in hfs_bnode_create hfs -1 C done error 4705 9m 2796d
moderation (7):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel paging request in __run_timers (2) sound 8 1 37d 33d
KASAN: slab-use-after-free Read in event_handler usb 19 3 23d 57d
KASAN: slab-use-after-free Read in radix_tree_next_chunk afs 19 3 31d 118d
KASAN: slab-use-after-free Read in skb_dequeue bluetooth 19 4 78d 175d
lost connection to test machine (5) -1 C error 2768440 now 2205d
corrupted report (2) mm -1 1019652 now 2788d
no output from test machine (2) -1 C done 2013464 now 2911d