syzbot

 sign-in | mailing list | source | docs
🐞 Open [1455]
≡ Subsystems
🐞 Fixed [6864]
🐞 Invalid [17811]
⬇ Missing Backports [226]
≡ 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-upstream-net-this-kasan-gce now 1d00h 25758 147044 640 2658971 a74c7a58ca2c .config 1d10h d6526ea3 52d all only
Applied filters: Manager=ci-upstream-net-this-kasan-gce (drop)
open (229) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in nr_rt_ioctl hams 19 C error inconclusive 23 9d15h 1d17h 💬 1 [4h31m]
possible deadlock in nr_del_node (2) hams 4 C 125 19h59m 1d17h
general protection fault in rose_transmit_link (4) hams 23 C error 1764 12m 1d17h
KASAN: slab-use-after-free Write in rose_send_frame hams 24 22 13h56m 1d18h
INFO: rcu detected stall in br_handle_frame (6) bridge 1 C error 51 5d09h 3d20h
WARNING in nf_hook_entry_head (2) netfilter -1 41 4d09h 9d20h
WARNING: locking bug in nci_close_device (3) net nfc 4 1 13d 9d22h
INFO: task hung in rfkill_uevent_work (2) wireless 1 30 21d 17d 💬 4 [14d]
WARNING in wbt_init_enable_default block -1 syz error 81 1h00m 23d 💬 1 [23d]
general protection fault in handshake_complete tls 2 C 94 3d15h 24d PATCH [23d]
INFO: task hung in rxrpc_destroy_all_calls (4) net afs 1 38 22h04m 24d
WARNING in sched_mm_cid_fork fs mm -1 C error 310 4h22m 45d PATCH [24d]
INFO: task hung in nfsd_nl_version_set_doit (2) nfs 1 218 1h10m 46d 💬 1 [44d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) udf 1 C error 8 17d 50d
WARNING: refcount bug in nr_del_neigh (2) hams 13 1 63d 57d
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 3 72d 71d
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 42 2d02h 72d PATCH [66d]
general protection fault in sigd_send net 2 C error 9 14d 78d
INFO: trying to register non-static key in l2cap_unregister_user bluetooth -1 8 2d09h 92d
WARNING in xfrm6_tunnel_net_exit (4) net -1 syz done inconclusive 25810 44d 96d PATCH [89d]
KASAN: slab-use-after-free Read in br_switchdev_fdb_notify (2) bridge 19 4 82d 98d
KASAN: slab-use-after-free Read in nr_add_node hams 19 C error 5 6d11h 113d PATCH [65d]
general protection fault in nft_fib6_eval (2) netfilter 2 4 71d 120d
general protection fault in lec_arp_clear_vccs net 19 47 13h09m 123d
BUG: corrupted list in flow_block_cb_setup_simple net 19 C error 22 12d 127d 💬 1 [127d]
KASAN: slab-use-after-free Read in hidp_session_thread (2) bluetooth 19 2 79d 127d
KASAN: slab-use-after-free Read in xfrm_state_find net 19 1391 2d15h 130d
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 13613 2h07m 134d PATCH [80d]
INFO: task hung in queue_limits_commit_update_frozen block 1 370 9h57m 142d
WARNING: ODEBUG bug in handle_softirqs hams -1 C 1435 3h28m 142d 💬 1 [22d]
WARNING in ieee80211_do_stop (3) wireless -1 6 4d12h 146d
BUG: soft lockup in dev_ioctl (2) mm 1 6 79d 148d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 41 4d01h 148d 💬 7 [28d]
INFO: rcu detected stall in task_work_add bpf 1 syz error 4 17d 152d
WARNING in ieee80211_tx_skb_tid wireless -1 C 314 18h53m 152d
WARNING in ieee80211_free_keys (2) wireless -1 3 21d 161d
WARNING in ieee80211_link_info_change_notify (3) wireless -1 20 44d 161d
possible deadlock in console_flush_all (4) cgroups 4 C error 3746 1h13m 162d
WARNING in ieee80211_recalc_chanctx_chantype wireless -1 28 56d 163d
WARNING in drv_unassign_vif_chanctx (3) wireless -1 C 2965 35d 164d
possible deadlock in kernfs_remove kernfs 4 C error done 92 55d 165d 💬 3 [53d]
INFO: task hung in hidp_session_remove kernel 1 C error done 32 167d 170d
WARNING in __nf_unregister_net_hook (9) netfilter -1 syz error 12 13d 171d 💬 1 [1d00h]
stack segment fault in kernfs_rename_ns bluetooth 2 34 1d16h 181d
INFO: rcu detected stall in sock_close (5) sctp 1 syz error 45 7d10h 184d
INFO: task hung in dev_map_free (3) bpf net 1 101 16d 187d
WARNING: refcount bug in ax25_setsockopt hams 13 C error error 21 5d17h 189d 💬 1 [22d]
BUG: sleeping function called from invalid context in dev_set_promiscuity (2) net 5 32 28d 192d 💬 2 [192d]
possible deadlock in nr_rt_ioctl (2) hams 4 C 4775 now 205d PATCH [44d]
WARNING in lowpan_xmit (2) wpan -1 C error 271 2h16m 206d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 352 15h06m 209d 💬 1 [172d]
possible deadlock in pcpu_alloc_noprof (2) nbd 4 C error 3214 2h31m 216d
INFO: task hung in hci_conn_failed (4) bluetooth 1 syz 17 43d 220d
BUG: soft lockup in sys_sendmsg (2) net 1 C error 28 6d14h 226d 💬 1 [91d]
KASAN: slab-out-of-bounds Write in mini_qdisc_pair_swap net 23 14 4d23h 228d
kernel panic: Fatal exception (4) 2 C error inconclusive 99 206d 231d
possible deadlock in elevator_change block 4 C 678 19h14m 231d
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 8 13d 232d
WARNING in ieee80211_tx_h_rate_ctrl wireless -1 642 7h53m 233d
possible deadlock in __del_gendisk block 4 C done 43987 10d 236d PATCH [162d]
WARNING in mac80211_hwsim_sta_rc_update wireless -1 C 114 3d01h 246d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 54 3d14h 247d
KASAN: use-after-free Read in __linkwatch_run_queue net 19 syz 98 22h38m 247d
INFO: task hung in hci_remote_features_evt (2) bluetooth 1 syz error inconclusive 9 110d 255d
INFO: rcu detected stall in inet_rtm_newaddr (2) net 1 C error inconclusive 6 37d 256d 💬 9 [85d]
WARNING in nsim_fib_event_nb net -1 C done 818 1d03h 260d PATCH [109d]
INFO: task hung in exit_mmap (2) mm 1 C done error 59 4d09h 267d
BUG: soft lockup in sys_bpf mm 1 C error 107 4h27m 269d
INFO: rcu detected stall in rtnl_newlink (5) net 1 C error 161 15h29m 278d
divide error in mac80211_hwsim_link_info_changed (2) wireless 2 12 58d 281d PATCH [37d]
possible deadlock in l2cap_conn_del bluetooth 4 syz error 484 2h28m 291d
INFO: rcu detected stall in call_timer_fn (5) net input usb 1 C 9 190d 324d
INFO: task hung in hci_dev_open (2) kernel 1 syz done inconclusive 5 38d 335d
general protection fault in generic_hwtstamp_ioctl_lower (2) net 11 C 30 71d 346d 💬 3 [344d]
WARNING in ieee80211_prep_channel wireless -1 C error 54 21d 352d
WARNING in ieee80211_request_ibss_scan wireless -1 503 14d 374d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 72d 378d
possible deadlock in nr_remove_neigh (2) hams 4 C unreliable 952 1h47m 383d 💬 2 [22d]
INFO: task hung in inet_rtm_newaddr net 1 C done 111 40m 387d
INFO: task hung in rdma_dev_exit_net (6) rdma 1 165 1d19h 393d 💬 4 [24d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 20 25d 395d
WARNING in hci_conn_timeout (2) bluetooth -1 C error 5468 6m 395d
WARNING in __alloc_frozen_pages_noprof dri -1 C done 6101 213d 402d PATCH [401d]
BUG: Bad page state in skb_pp_cow_data net -1 C done 78 7d09h 404d PATCH [72d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 22d 404d 💬 6 [313d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 6d18h 405d 💬 2 [151d]
WARNING in cfg802154_switch_netns (3) wpan -1 C error 19 2d02h 409d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 81 5d12h 409d
INFO: rcu detected stall in sys_sendmmsg (7) net 1 101 3d14h 412d
WARNING: refcount bug in device_move kernel 13 167 2d22h 415d
WARNING: refcount bug in bnep_session kernel 13 148 4d12h 416d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 59 3d15h 418d
possible deadlock in blk_mq_update_nr_hw_queues block 4 C done 44250 14d 418d
general protection fault in bnep_session kernel 7 syz 1279 22h00m 419d
INFO: rcu detected stall in security_file_ioctl (9) tomoyo 1 syz error 111 5d23h 421d
general protection fault in device_move kernel 8 syz error 6674 24m 422d
INFO: task hung in nl80211_pre_doit (3) wireless 1 syz error error 32 47d 429d 💬 1 [428d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 110 53d 432d
INFO: task hung in hci_cmd_sync_clear (3) bluetooth 1 syz done 68 10d 434d
KASAN: slab-use-after-free Read in cfusbl_device_notify net 19 165 13d 437d
WARNING in kcov_remote_start (6) wireless usb -1 6433 33m 438d
KASAN: slab-use-after-free Read in l2cap_unregister_user bluetooth 24 C done 45866 10h34m 441d PATCH [71d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 106 7d21h 444d
WARNING in __rate_control_send_low (3) wireless -1 C done 10494 22h29m 448d
INFO: task hung in add_one_compat_dev (3) rdma 1 147 8h53m 452d 💬 9 [24d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 43 1d21h 456d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 53d 457d 💬 1 [457d]
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 96 9d19h 463d
INFO: rcu detected stall in NF_HOOK (2) netfilter sctp lsm 1 C inconclusive error 124 9d05h 464d
INFO: task hung in netdev_run_todo (4) wireguard 1 748 3d01h 464d
INFO: task hung in nfsd_nl_threads_set_doit nfs 1 C done 673 16h48m 464d PATCH [464d]
INFO: task hung in regdb_fw_cb (2) wireless 1 C inconclusive done 127 345d 469d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 78 1d03h 471d
INFO: task hung in genl_rcv_msg (4) net 1 C done 284 1d21h 471d
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth 19 65 5d07h 473d
INFO: task hung in wg_destruct (2) wireguard 1 syz done done 141 14d 474d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 258d 476d
INFO: task hung in crda_timeout_work (8) wireless 1 C done 608 15h40m 476d
INFO: task hung in new_device_store (5) net 1 C inconclusive 136 1h40m 477d 💬 18 [13d]
INFO: task hung in wg_netns_pre_exit (5) wireguard 1 syz done 381 13d 478d
INFO: task hung in reg_check_chans_work (7) wireless 1 C error 829 now 481d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 196 2h04m 484d PATCH [467d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 73 3d13h 487d
INFO: task hung in tun_chr_close (5) net 1 syz done 647 7h18m 488d
possible deadlock in nr_rt_device_down (3) hams 4 C error 11966 5m 489d PATCH [221d]
INFO: rcu detected stall in x64_sys_call mm 1 C error 488 1d16h 494d
WARNING in ieee80211_rx_list (3) wireless -1 C error done 41 22d 495d
KASAN: global-out-of-bounds Read in mac802154_header_create (2) wpan 17 46 99d 499d
INFO: task hung in rdma_dev_change_netns rdma 1 1269 8d12h 500d 💬 6 [24d]
INFO: task hung in nbd_queue_rq nbd 1 C error 387 4d11h 507d
INFO: task hung in disable_device kernel 1 1116 8d12h 508d 💬 4 [410d]
possible deadlock in task_rq_lock cgroups 4 C done 4026 9d19h 519d 💬 3 [61d]
WARNING in cfg80211_scan_done wireless -1 C error 45 10d 522d PATCH [208d]
INFO: rcu detected stall in kcov_close mm 1 168 10d 523d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 109 2h47m 524d PATCH [467d]
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 585 2d10h 526d
INFO: task hung in read_part_sector (2) block 1 syz error 12733 10m 530d
INFO: task hung in addrconf_dad_work (5) net 1 C done 1626 17h01m 536d
INFO: task hung in linkwatch_event (4) net 1 C done 3454 1d11h 539d
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 444 1d21h 542d
INFO: task hung in nfsd_nl_rpc_status_get_dumpit nfs 1 1166 2h24m 545d
KASAN: slab-use-after-free Read in lockref_get wireless fs 19 C done inconclusive 34 66d 550d PATCH [549d]
WARNING in __cfg80211_bss_update (2) wireless -1 C inconclusive 17 7d22h 557d
WARNING in rate_control_rate_init (3) wireless -1 C done 24491 now 563d
INFO: rcu detected stall in sys_futex (7) kernel 1 syz error 102 3d05h 571d
INFO: task hung in nfsd_nl_threads_get_doit nfs 1 1137 5h02m 572d
INFO: task hung in nfsd_nl_version_get_doit nfs 1 1258 now 572d
INFO: rcu detected stall in ieee80211_handle_queued_frames wireless 1 C error 734 1d15h 580d 💬 1 [19d]
INFO: task hung in nfsd_nl_listener_get_doit nfs 1 1150 14m 581d 💬 7 [197d]
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 26 9d04h 592d 💬 1 [252d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 640 9h05m 595d
INFO: task hung in nsim_destroy (4) net 1 syz error error 434 93d 596d
INFO: task hung in nfsd_nl_listener_set_doit nfs 1 C done 25709 2h59m 598d 💬 11 [197d]
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 537d 600d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 61 29d 603d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 340 1d04h 605d
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2158 8h07m 612d
WARNING in rxe_pool_cleanup rdma -1 C 714 7h12m 614d 💬 8 [24d]
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 23d 615d 💬 5 [557d]
INFO: rcu detected stall in sock_write_iter (3) net 1 C done 189 26d 620d 💬 1 [620d]
WARNING: suspicious RCU usage in get_callchain_entry perf 4 C error 9315 6h08m 627d PATCH [547d]
WARNING in hci_recv_frame bluetooth -1 C error 132 21h08m 631d 💬 1 [242d]
INFO: rcu detected stall in sys_close (7) fs 1 C error 18 11d 638d
possible deadlock in __stack_map_get bpf 4 C error error 56 285d 638d 💬 2 [299d]
WARNING in l2cap_chan_send bluetooth -1 53 22d 643d
KASAN: slab-use-after-free Read in __hci_req_sync bluetooth 19 C error error 3383 521d 650d 💬 2 [555d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 369 3d05h 659d 💬 10 [206d]
possible deadlock in hsr_dev_xmit (2) net 4 C done 1007 4d13h 660d 💬 2 [622d]
KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings net 19 syz done 21975 now 665d PATCH [649d]
BUG: soft lockup in do_sock_setsockopt tipc 1 C done 112 4d15h 666d 💬 1 [201d]
possible deadlock in sock_map_delete_elem net bpf 4 C error done 869 585d 669d
WARNING in l2cap_chan_del bluetooth -1 339 8d16h 670d
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 40d 696d
possible deadlock in smc_release smc 4 C error 186 3d17h 715d 💬 2 [75d]
INFO: rcu detected stall in dput (8) fs 1 C done 634 12h57m 747d
WARNING: ODEBUG bug in advance_sched net -1 C done done 10 468d 758d 💬 1 [431d]
INFO: rcu detected stall in sys_recvmmsg (3) net 1 226 5h56m 760d
INFO: task hung in blkdev_flush_mapping block 1 C unreliable error 36 19h02m 761d 💬 1 [645d]
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 502d 767d PATCH [525d]
WARNING in tcp_recvmsg_locked (2) net -1 C done 13 15h39m 773d PATCH [4d11h]
INFO: rcu detected stall in ip_list_rcv (6) net 1 C done done 55 16d 775d 💬 5 [299d]
INFO: rcu detected stall in sys_socket (10) mm 1 C done 186 14d 778d 💬 6 [774d]
go runtime error fs 2 syz error inconclusive 24 91d 785d
INFO: rcu detected stall in sys_unshare (9) kernfs 1 C inconclusive done 95 5h46m 798d 💬 1 [22d]
INFO: rcu detected stall in worker_thread (9) netfilter 1 C done 4786 1d03h 832d PATCH [826d]
general protection fault in lock_sock_nested bluetooth 19 C done done 4117 1h15m 859d
INFO: rcu detected stall in sys_openat (3) mm 1 C error 526 23h12m 867d
INFO: task hung in reg_process_self_managed_hints wireless 1 C done 1002 6m 879d
INFO: rcu detected stall in sys_clock_nanosleep (5) kernel 1 C error done 104 6d07h 884d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 339 25m 887d
panic: runtime error: floating point error (2) 2 syz error 27 23d 907d
INFO: task hung in rfkill_unregister (3) net nfc 1 C 9333 5d18h 955d 💬 6 [5d05h]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 2248 5h13m 989d 💬 6 [47d]
INFO: task hung in del_device_store net 1 C error 1955 11h51m 1048d
possible deadlock in br_multicast_rcv (3) bridge 4 C done error 57 92d 1096d
WARNING in print_bfs_bug (2) kernel -1 C done 314 7d05h 1114d 💬 2 [682d]
INFO: task hung in rfkill_sync_work net nfc 1 C done 110 13d 1117d PATCH [1061d]
INFO: rcu detected stall in syscall_exit_to_user_mode (2) usb 1 C inconclusive 807 1d03h 1138d 💬 5 [82d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders kernfs smc -1 C unreliable error 469 453d 1157d PATCH [940d]
WARNING in call_timer_fn bluetooth -1 C unreliable 8011 5h19m 1157d 💬 8 [19d]
INFO: task hung in nfc_rfkill_set_block net nfc 1 C done done 1387 11d 1158d
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 3d01h 1180d 💬 1 [30d]
WARNING in ip_rt_bug (2) net -1 C done error 515 16h24m 1192d 💬 3 [568d]
BUG: soft lockup in tx serial 1 C 1191 6d03h 1217d 💬 3 [19d]
INFO: task can't die in vlan_ioctl_handler net 1 syz error 172 11d 1328d
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25859 1h52m 1392d 💬 2 [30d]
INFO: rcu detected stall in gc_worker (3) netfilter 1 C done done 293 12h27m 1399d 💬 1 [22d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 77 2d05h 1436d
WARNING in ieee80211_free_ack_frame (2) wireless -1 C error done 192 5d20h 1524d PATCH [612d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel -1 C error 966174 now 1525d PATCH [940d]
INFO: rcu detected stall in sys_exit_group (7) net 1 C unreliable inconclusive 90 558d 1554d
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 C unreliable error 50 70d 1565d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net -1 C unreliable 7872 43m 1703d PATCH [940d]
INFO: task can't die in corrupted (2) kernel 1 C error error 623 5h22m 1863d
WARNING in ieee80211_start_next_roc wireless -1 C inconclusive 1226 3d01h 1865d
INFO: rcu detected stall in batadv_nc_worker (3) batman 1 C done inconclusive 585 122d 1934d 💬 1 [320d]
WARNING in __cfg80211_ibss_joined (2) wireless -1 C error 6915 6h05m 1941d
general protection fault in skb_release_data (2) net bluetooth 24 C done error 703 291d 1956d
INFO: rcu detected stall in corrupted (4) net 1 C done inconclusive 786 2h08m 1960d 💬 7 [138d]
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 332d 1985d 💬 2 [1326d]
INFO: rcu detected stall in tc_modify_qdisc net 1 C done 623 9h57m 1998d 💬 13 [565d]
BUG: soft lockup in smp_call_function kernel 1 C done 1718 12h29m 2014d 💬 1 [1029d]
INFO: rcu detected stall in iterate_cleanup_work (2) netfilter 1 C done inconclusive 4 1263d 2020d
INFO: task hung in tls_sk_proto_close net 1 C done error 1046 145d 2119d
WARNING in kcm_write_msgs net -1 C done 620 7d01h 2130d 💬 5 [533d]
BUG: workqueue lockup (5) kernel 1 C done 14968 24m 2194d
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1153 44d 2237d 💬 5 [565d]
WARNING in rcu_check_gp_start_stall net -1 C done error 2895 5h52m 2520d 💬 7 [61d]
INFO: rcu detected stall in do_idle x86 1 C done error 3739 5h51m 2653d 💬 39 [94d]
moderation (3) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
lost connection to test machine (5) -1 C error 2946550 now 2255d
corrupted report (2) mm hfs -1 1055212 now 2838d
no output from test machine (2) -1 C done 2085520 now 2961d