syzbot

 sign-in | mailing list | source | docs
🐞 Open [1439]
≡ Subsystems
🐞 Fixed [6967]
🐞 Invalid [18171]
⬇ Missing Backports [223]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 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-upstream-net-this-kasan-gce now 1d13h 25843 143527 184 1541526 c113d5e32678 .config 2d03h 5cb44a80 2d10h all only
Applied filters: Manager=ci-upstream-net-this-kasan-gce (drop)
open (222) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in sock_def_readable (2) net 19 C 9 3d02h 16h56m
WARNING in u32_change (2) net -1 C error 211 5h31m 4d19h PATCH [3d22h]
INFO: task hung in ret_from_fork (4) kernel 1 C error 25 11d 7d12h
possible deadlock in ieee80211_change_mac (4) wireless 4 1 14d 9d23h
possible deadlock in __kernfs_remove (3) kernfs 4 2 9d11h 11d
KASAN: use-after-free Read in nf_hook_entry_head netfilter 19 syz error 51 52m 17d PATCH [3d16h]
KASAN: slab-use-after-free Read in sk_msg_recvmsg net bpf 19 C error 3 26d 21d 💬 11 [3d12h]
WARNING in inet_sock_destruct (6) net -1 C error 92 4d07h 23d 💬 21 [2d22h]
KASAN: slab-out-of-bounds Read in ieee80211_ie_split_ric (2) wireless 17 1 29d 25d
KASAN: slab-use-after-free Read in nr_rt_ioctl hams 19 C error inconclusive 23 3d22h 52d 💬 3 [10d]
possible deadlock in nr_del_node (2) hams 4 C error 165 2d02h 52d
general protection fault in rose_transmit_link (4) hams 21 C error 2020 11h40m 52d
KASAN: slab-use-after-free Write in rose_send_frame hams 22 24 46d 52d
INFO: rcu detected stall in br_handle_frame (6) bridge 1 C error 59 3d08h 54d
WARNING in nf_hook_entry_head (2) netfilter -1 syz error 53 1d00h 60d
WARNING in wbt_init_enable_default block -1 C error 277 8h35m 73d 💬 2 [5d06h]
general protection fault in handshake_complete tls 2 C 94 54d 74d PATCH [74d]
INFO: task hung in rxrpc_destroy_all_calls (4) afs net 1 48 8d00h 75d
INFO: task hung in cangw_pernet_exit_batch (5) can 1 syz error error 3 1d19h 80d 💬 1 [78d]
WARNING in sched_mm_cid_fork fs mm -1 C error error 332 33d 96d PATCH [74d]
INFO: task hung in nfsd_nl_version_set_doit (2) nfs 1 322 1h19m 97d 💬 1 [95d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 9 1d11h 101d
INFO: rcu detected stall in rescuer_thread (2) net 1 syz error inconclusive 4 31d 121d
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 45 35d 122d PATCH [117d]
possible deadlock in __netdev_update_features (2) net 4 26 2d16h 125d
KASAN: slab-use-after-free Read in ax25_find_cb hams 19 C error 11 7d21h 136d PATCH [132d]
INFO: trying to register non-static key in l2cap_unregister_user bluetooth -1 12 30d 143d
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 43 3d10h 146d
WARNING in xfrm6_tunnel_net_exit (4) net -1 syz done inconclusive 25810 95d 147d PATCH [139d]
KASAN: slab-use-after-free Read in nr_add_node hams 19 C error 5 6h54m 164d PATCH [116d]
BUG: corrupted list in flow_block_cb_setup_simple net 19 C error 28 4d17h 177d PATCH [19d]
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 19577 4h28m 184d PATCH [131d]
INFO: task hung in queue_limits_commit_update_frozen block 1 851 26m 192d
WARNING: ODEBUG bug in handle_softirqs hams -1 C 2510 7m 193d 💬 1 [10d]
WARNING in ieee80211_do_stop (3) wireless -1 6 55d 197d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 41 54d 199d 💬 7 [79d]
INFO: rcu detected stall in task_work_add bpf 1 syz error error 4 68d 202d
WARNING in ieee80211_tx_skb_tid wireless -1 C 357 1d19h 203d
WARNING in ieee80211_free_keys (2) wireless -1 5 25d 211d
possible deadlock in console_flush_all (4) cgroups 4 C error 3814 10d 212d
possible deadlock in kernfs_remove kernfs 4 C error done 92 106d 216d 💬 3 [103d]
INFO: task hung in hidp_session_remove kernel 1 C error done 32 217d 221d
WARNING in __nf_unregister_net_hook (9) netfilter -1 syz error 16 1d05h 222d 💬 1 [9d17h]
stack segment fault in kernfs_rename_ns bluetooth 2 35 48d 232d
INFO: rcu detected stall in sock_close (5) fs mm tipc 1 syz error 50 8h08m 235d
INFO: task hung in dev_map_free (3) net bpf 1 102 3d02h 238d
WARNING: refcount bug in ax25_setsockopt hams 13 C error error 24 7d10h 240d 💬 1 [10d]
BUG: sleeping function called from invalid context in dev_set_promiscuity (2) net 5 48 1d12h 243d 💬 2 [243d]
possible deadlock in nr_rt_ioctl (2) hams 4 C 6855 14m 255d PATCH [94d]
WARNING in lowpan_xmit (2) wpan -1 C error 347 8d22h 257d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 413 3d07h 260d 💬 1 [223d]
possible deadlock in pcpu_alloc_noprof (2) nbd 4 C error 3487 1h54m 267d
INFO: task hung in hci_conn_failed (4) bluetooth 1 syz 17 93d 270d
BUG: soft lockup in sys_sendmsg (2) block 1 C error 39 2d07h 277d 💬 1 [142d]
KASAN: slab-out-of-bounds Write in mini_qdisc_pair_swap net 21 21 6d23h 278d
kernel panic: Fatal exception (4) 2 C error inconclusive 99 257d 281d
possible deadlock in elevator_change block 4 C 736 17h42m 282d
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 9 28d 282d
WARNING in ieee80211_tx_h_rate_ctrl wireless -1 C error 716 2d20h 283d
possible deadlock in __del_gendisk block 4 C done error 43987 61d 286d PATCH [212d]
WARNING in mac80211_hwsim_sta_rc_update wireless -1 C error 168 9d21h 297d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 54 54d 298d
INFO: task hung in hci_remote_features_evt (2) bluetooth 1 syz error inconclusive 9 161d 306d
INFO: rcu detected stall in inet_rtm_newaddr (2) net 1 C error inconclusive 7 42d 306d 💬 9 [136d]
WARNING in nsim_fib_event_nb net -1 C done 904 3d02h 311d PATCH [159d]
INFO: task hung in exit_mmap (2) mm 1 C done error 59 26d 317d
BUG: soft lockup in sys_bpf mm 1 C error 120 1h30m 320d
INFO: rcu detected stall in rtnl_newlink (5) net 1 C error 167 6d06h 329d
possible deadlock in l2cap_conn_del bluetooth 4 syz error 549 8h15m 342d
INFO: rcu detected stall in call_timer_fn (5) net input usb 1 C 9 241d 375d
INFO: task hung in hci_dev_open (2) kernel 1 syz done inconclusive 6 40d 386d
WARNING in ieee80211_prep_channel wireless -1 C error 54 72d 402d
WARNING in ieee80211_request_ibss_scan wireless -1 509 5d19h 425d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 40d 429d
possible deadlock in nr_remove_neigh (2) hams 4 C unreliable 1006 2d16h 434d 💬 2 [10d]
INFO: task hung in inet_rtm_newaddr net 1 C done 118 3d02h 437d
INFO: task hung in rdma_dev_exit_net (6) rdma 1 168 15d 443d 💬 4 [12d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 22 34d 445d
WARNING in hci_conn_timeout (2) bluetooth -1 C error 12345 2h23m 446d
WARNING in __alloc_frozen_pages_noprof dri -1 C done 6101 263d 452d PATCH [452d]
BUG: Bad page state in skb_pp_cow_data net -1 C done 134 8h13m 454d PATCH [123d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 72d 454d 💬 6 [364d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 52 4d09h 455d 💬 2 [202d]
WARNING in cfg802154_switch_netns (3) wpan -1 C error 20 24d 459d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 86 2d07h 460d
INFO: rcu detected stall in sys_sendmmsg (7) mm tipc 1 105 5d16h 463d
WARNING: refcount bug in device_move kernel 13 173 20d 465d
WARNING: refcount bug in bnep_session kernel 13 149 48d 466d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 63 23h34m 468d
possible deadlock in blk_mq_update_nr_hw_queues block 4 C done error 44250 65d 469d
general protection fault in bnep_session kernel 7 syz 1311 7d07h 470d
INFO: rcu detected stall in security_file_ioctl (9) mm tomoyo 1 syz error 121 8d18h 472d
general protection fault in device_move kernel 8 syz error 6957 6h01m 473d
INFO: task hung in nl80211_pre_doit (3) wireless 1 syz error error 32 98d 479d 💬 1 [479d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 113 1d16h 483d
INFO: task hung in hci_cmd_sync_clear (3) bluetooth 1 syz done 97 3h58m 485d
KASAN: slab-use-after-free Read in cfusbl_device_notify net 19 174 7d14h 487d
WARNING in kcov_remote_start (6) wireless -1 11498 11m 489d
KASAN: slab-use-after-free Read in l2cap_unregister_user bluetooth 22 C done 46059 2h25m 492d PATCH [122d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 109 7d09h 495d
WARNING in __rate_control_send_low (3) wireless -1 C done 10557 18h38m 498d
INFO: task hung in add_one_compat_dev (3) rdma 1 154 24d 502d 💬 9 [12d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 44 41d 506d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 104d 508d 💬 1 [507d]
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 101 10d 513d
INFO: rcu detected stall in NF_HOOK (2) netfilter 1 C inconclusive error 124 59d 514d
INFO: task hung in netdev_run_todo (4) wireguard 1 754 6d05h 515d
INFO: task hung in nfsd_nl_threads_set_doit nfs 1 C done 799 12h47m 515d PATCH [515d]
INFO: task hung in regdb_fw_cb (2) wireless 1 C inconclusive done 128 35d 519d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 79 14d 521d
INFO: task hung in genl_rcv_msg (4) net 1 C done 481 3h59m 522d
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth 19 syz error 72 17h06m 523d 💬 3 [44d]
INFO: task hung in wg_destruct (2) wireguard 1 syz done done 141 64d 525d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 18d 526d
INFO: task hung in crda_timeout_work (8) wireless 1 C done error 613 30d 527d
INFO: task hung in new_device_store (5) net 1 C inconclusive 141 29d 528d 💬 18 [64d]
INFO: task hung in wg_netns_pre_exit (5) wireguard 1 C done 388 15h43m 529d
INFO: task hung in reg_check_chans_work (7) wireless 1 C error 866 3d01h 531d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 214 2d09h 535d PATCH [517d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 76 23d 537d
INFO: task hung in tun_chr_close (5) net 1 syz done 657 1d18h 539d
possible deadlock in nr_rt_device_down (3) hams 4 C error 14348 11m 540d PATCH [272d]
INFO: rcu detected stall in x64_sys_call mm 1 C error 506 4d19h 545d
WARNING in ieee80211_rx_list (3) wireless -1 C error done 42 3d01h 546d
INFO: task hung in rdma_dev_change_netns rdma 1 1269 59d 551d 💬 6 [75d]
INFO: task hung in nbd_queue_rq nbd 1 C error 622 8h23m 558d
INFO: task hung in disable_device kernel 1 1116 59d 559d 💬 4 [461d]
possible deadlock in task_rq_lock cgroups 4 C done error 4026 60d 570d 💬 3 [111d]
WARNING in cfg80211_scan_done wireless -1 C error 53 3d22h 572d PATCH [258d]
INFO: rcu detected stall in kcov_close mm 1 181 12d 573d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 3d01h 574d PATCH [517d]
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 601 2d02h 577d
INFO: task hung in read_part_sector (2) block 1 syz error 38538 now 581d
INFO: task hung in addrconf_dad_work (5) net 1 C done 1645 1d15h 587d 💬 2 [18d]
INFO: task hung in linkwatch_event (4) net 1 C done 3474 4d12h 590d 💬 2 [18d]
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 493 9h18m 592d
INFO: task hung in nfsd_nl_rpc_status_get_dumpit nfs 1 1270 4d11h 596d
KASAN: slab-use-after-free Read in lockref_get fs 19 C done inconclusive 34 116d 601d PATCH [600d]
WARNING in __cfg80211_bss_update (2) wireless -1 C inconclusive 17 2d12h 608d
WARNING in rate_control_rate_init (3) wireless -1 C done 27335 1h21m 613d
INFO: rcu detected stall in sys_futex (7) kernel 1 syz error 104 27d 622d
INFO: task hung in nfsd_nl_threads_get_doit nfs 1 1235 4h14m 622d
INFO: task hung in nfsd_nl_version_get_doit nfs 1 1332 10h56m 622d
INFO: rcu detected stall in ieee80211_handle_queued_frames wireless 1 C error 795 1d13h 631d 💬 1 [8d00h]
INFO: task hung in nfsd_nl_listener_get_doit nfs 1 1234 1d05h 631d 💬 7 [247d]
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 26 59d 643d 💬 1 [303d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 674 3d07h 645d
INFO: task hung in nsim_destroy (4) net 1 syz error error 436 18d 646d
INFO: task hung in nfsd_nl_listener_set_doit nfs 1 C done 25950 now 649d 💬 11 [247d]
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 587d 651d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 63 3d08h 654d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 346 2d15h 656d
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2172 1d23h 663d
WARNING in rxe_pool_cleanup rdma -1 C 783 8h49m 665d 💬 8 [12d]
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 73d 665d 💬 5 [607d]
INFO: rcu detected stall in sock_write_iter (3) net 1 C done error 194 3d17h 670d 💬 1 [670d]
WARNING: suspicious RCU usage in get_callchain_entry perf 4 C error 10456 19m 677d PATCH [32d]
WARNING in hci_recv_frame bluetooth -1 C error 157 3d00h 681d 💬 1 [293d]
INFO: rcu detected stall in sys_close (7) fs 1 C error 18 62d 689d
possible deadlock in __stack_map_get bpf 4 C error error 56 336d 689d 💬 2 [350d]
WARNING in l2cap_chan_send bluetooth -1 54 42d 694d
KASAN: slab-use-after-free Read in __hci_req_sync bluetooth 19 C error error 3383 572d 700d 💬 2 [605d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 384 11h56m 710d 💬 10 [256d]
possible deadlock in hsr_dev_xmit (2) net 4 C done 1137 3h54m 710d 💬 2 [18d]
KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings rdma 19 syz done 29025 21m 716d PATCH [699d]
BUG: soft lockup in do_sock_setsockopt tipc 1 C done 116 17d 716d 💬 1 [16d]
possible deadlock in sock_map_delete_elem net bpf 4 C error done 869 636d 720d
WARNING in l2cap_chan_del bluetooth -1 349 4d04h 721d
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 91d 747d
possible deadlock in smc_release smc 4 C error 287 15h53m 765d 💬 2 [125d]
INFO: rcu detected stall in dput (8) fs 1 C done error 635 50d 798d
WARNING: ODEBUG bug in advance_sched net -1 C done done 10 519d 808d 💬 1 [482d]
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 232 6d14h 810d
INFO: task hung in blkdev_flush_mapping block 1 C unreliable error 63 6h32m 811d 💬 1 [695d]
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 552d 817d PATCH [576d]
WARNING in tcp_recvmsg_locked (2) net -1 C done 13 8d18h 824d PATCH [41d]
INFO: rcu detected stall in ip_list_rcv (6) net 1 C done done 56 35d 825d 💬 5 [350d]
INFO: rcu detected stall in sys_socket (10) mm 1 C done 203 4d19h 829d 💬 6 [825d]
go runtime error fs 2 syz error inconclusive 24 142d 836d
INFO: rcu detected stall in sys_unshare (9) kernfs 1 C inconclusive done 111 2d11h 849d 💬 1 [10d]
INFO: rcu detected stall in worker_thread (9) netfilter 1 C done 4883 20h59m 883d PATCH [876d]
general protection fault in lock_sock_nested bluetooth 19 C done done 4395 1h11m 909d
INFO: rcu detected stall in sys_openat (3) mm 1 C error 542 11h57m 917d
INFO: task hung in reg_process_self_managed_hints wireless 1 C done 1045 5d23h 930d
INFO: rcu detected stall in sys_clock_nanosleep (5) kernel 1 C error done 105 47d 934d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 356 3d12h 938d
panic: runtime error: floating point error (2) 2 syz error error 27 18d 957d
INFO: task hung in rfkill_unregister (3) net nfc 1 C 9336 30d 1005d 💬 6 [55d]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 2555 2d06h 1040d 💬 8 [2d18h]
INFO: task hung in del_device_store net 1 C error 1979 2d08h 1099d 💬 2 [18d]
possible deadlock in br_multicast_rcv (3) bridge 4 C done error 57 142d 1147d
WARNING in print_bfs_bug (2) kernel -1 C done 324 5h58m 1165d 💬 2 [733d]
INFO: task hung in rfkill_sync_work net nfc 1 C done error 110 64d 1168d PATCH [1112d]
INFO: rcu detected stall in syscall_exit_to_user_mode (2) usb 1 C inconclusive error 807 51d 1189d 💬 5 [133d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 504d 1208d PATCH [991d]
WARNING in call_timer_fn bluetooth -1 C unreliable 8307 5h12m 1208d 💬 8 [8d00h]
INFO: task hung in nfc_rfkill_set_block nfc net 1 C done done 1387 62d 1209d
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 510 21d 1231d 💬 1 [80d]
BUG: soft lockup in tx serial 1 C 1193 12d 1268d 💬 3 [5d22h]
INFO: task can't die in vlan_ioctl_handler net 1 syz error 176 20d 1378d
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25866 5d17h 1443d 💬 2 [18d]
INFO: rcu detected stall in gc_worker (3) netfilter 1 C done done 313 10h01m 1449d 💬 1 [10d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 79 23h36m 1487d
WARNING in ieee80211_free_ack_frame (2) wireless -1 C error done 194 4d12h 1574d PATCH [662d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel -1 C error 1003979 27d 1576d PATCH [991d]
INFO: rcu detected stall in sys_exit_group (7) net 1 C unreliable inconclusive 90 608d 1605d
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 C unreliable error 54 29d 1616d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net nfc -1 C unreliable 8353 3h46m 1754d PATCH [991d]
INFO: task can't die in corrupted (2) kernel 1 C error error 688 24m 1913d
WARNING in ieee80211_start_next_roc wireless -1 C inconclusive 1226 11d 1916d
INFO: rcu detected stall in batadv_nc_worker (3) batman 1 C done inconclusive 585 173d 1984d 💬 1 [370d]
WARNING in __cfg80211_ibss_joined (2) wireless -1 C error 6940 20h59m 1991d
general protection fault in skb_release_data (2) net bluetooth 22 C done error 703 342d 2006d
INFO: rcu detected stall in corrupted (4) tipc 1 C done inconclusive 799 1h05m 2011d 💬 7 [16d]
INFO: rcu detected stall in tc_modify_qdisc net 1 C done 626 2d13h 2049d 💬 13 [615d]
BUG: soft lockup in smp_call_function kernel 1 C done 1741 2d09h 2065d 💬 1 [1080d]
INFO: rcu detected stall in iterate_cleanup_work (2) netfilter 1 C done inconclusive 4 1314d 2070d
INFO: task hung in tls_sk_proto_close net 1 C done error 1051 32d 2169d PATCH [6d06h]
BUG: workqueue lockup (5) kernel 1 C done 15101 11h42m 2245d
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1153 95d 2287d 💬 5 [615d]
WARNING in rcu_check_gp_start_stall net -1 C done error 2909 4d00h 2571d 💬 9 [18d]
INFO: rcu detected stall in do_idle virt 1 C done error 3784 2d22h 2703d 💬 39 [144d]
moderation (3) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
lost connection to test machine (5) -1 C error 2992923 now 2305d
corrupted report (2) net -1 1079606 6m 2888d
no output from test machine (2) -1 C done 2174384 now 3011d