syzbot

 sign-in | mailing list | source | docs
🐞 Open [1437]
≡ Subsystems
🐞 Fixed [6967]
🐞 Invalid [18164]
⬇ 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 16h27m 25609 143046 213 1960083 c113d5e32678 .config 1d06h 5cb44a80 1d12h all only
Applied filters: Manager=ci-upstream-net-this-kasan-gce (drop)
open (221) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in u32_change (2) net -1 C error 207 42m 3d22h PATCH [3d01h]
INFO: task hung in ret_from_fork (4) kernel 1 C error 25 10d 6d14h
possible deadlock in ieee80211_change_mac (4) wireless 4 1 13d 9d02h
possible deadlock in __kernfs_remove (3) kernfs 4 2 8d13h 10d
KASAN: use-after-free Read in nf_hook_entry_head netfilter 19 syz error 49 6h11m 16d PATCH [2d19h]
KASAN: slab-use-after-free Read in sk_msg_recvmsg net bpf 19 C error 3 25d 20d 💬 11 [2d15h]
WARNING in inet_sock_destruct (6) net -1 C error 92 3d10h 22d 💬 21 [2d01h]
KASAN: slab-out-of-bounds Read in ieee80211_ie_split_ric (2) wireless 17 1 28d 24d
KASAN: slab-use-after-free Read in nr_rt_ioctl hams 19 C error inconclusive 23 3d00h 51d 💬 3 [9d20h]
possible deadlock in nr_del_node (2) hams 4 C error 165 1d04h 51d
general protection fault in rose_transmit_link (4) hams 21 C error 2015 4h46m 51d
KASAN: slab-use-after-free Write in rose_send_frame hams 22 24 45d 51d
INFO: rcu detected stall in br_handle_frame (6) bridge 1 C error 59 2d11h 53d
WARNING in nf_hook_entry_head (2) netfilter -1 syz error 53 2h47m 59d
WARNING in wbt_init_enable_default block -1 C error 273 2h43m 73d 💬 2 [4d09h]
general protection fault in handshake_complete tls 2 C 94 53d 73d PATCH [73d]
INFO: task hung in rxrpc_destroy_all_calls (4) afs net 1 48 7d03h 74d
INFO: task hung in cangw_pernet_exit_batch (5) can 1 syz error error 3 22h45m 79d 💬 1 [78d]
WARNING in sched_mm_cid_fork fs mm -1 C error error 332 32d 95d PATCH [73d]
INFO: task hung in nfsd_nl_version_set_doit (2) nfs 1 319 5h12m 96d 💬 1 [94d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 9 14h38m 100d
INFO: rcu detected stall in rescuer_thread (2) net 1 syz error inconclusive 4 30d 121d
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 45 34d 122d PATCH [116d]
possible deadlock in __netdev_update_features (2) net 4 26 1d19h 124d
KASAN: slab-use-after-free Read in ax25_find_cb hams 19 C error 11 7d00h 135d PATCH [131d]
INFO: trying to register non-static key in l2cap_unregister_user bluetooth -1 12 29d 142d
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 43 2d13h 145d
WARNING in xfrm6_tunnel_net_exit (4) net -1 syz done inconclusive 25810 94d 146d PATCH [138d]
KASAN: slab-use-after-free Read in nr_add_node hams 19 C error 5 13d 163d PATCH [115d]
BUG: corrupted list in flow_block_cb_setup_simple net 19 C error 28 3d19h 177d PATCH [18d]
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 19573 42m 183d PATCH [130d]
INFO: task hung in queue_limits_commit_update_frozen block 1 840 2h13m 192d
WARNING: ODEBUG bug in handle_softirqs hams -1 C 2498 58m 192d 💬 1 [9d20h]
WARNING in ieee80211_do_stop (3) wireless -1 6 54d 196d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 41 53d 198d 💬 7 [78d]
INFO: rcu detected stall in task_work_add bpf 1 syz error error 4 67d 201d
WARNING in ieee80211_tx_skb_tid wireless -1 C 357 21h51m 202d
WARNING in ieee80211_free_keys (2) wireless -1 5 24d 210d
possible deadlock in console_flush_all (4) cgroups 4 C error 3814 9d12h 211d
possible deadlock in kernfs_remove kernfs 4 C error done 92 105d 215d 💬 3 [103d]
INFO: task hung in hidp_session_remove kernel 1 C error done 32 216d 220d
WARNING in __nf_unregister_net_hook (9) netfilter -1 syz error 16 8h46m 221d 💬 1 [8d20h]
stack segment fault in kernfs_rename_ns bluetooth 2 35 47d 231d
INFO: rcu detected stall in sock_close (5) fs mm tipc 1 syz error 49 4d10h 234d
INFO: task hung in dev_map_free (3) net bpf 1 102 2d05h 237d
WARNING: refcount bug in ax25_setsockopt hams 13 C error error 24 6d13h 239d 💬 1 [9d20h]
BUG: sleeping function called from invalid context in dev_set_promiscuity (2) net 5 48 14h48m 242d 💬 2 [242d]
possible deadlock in nr_rt_ioctl (2) hams 4 C 6801 10m 254d PATCH [94d]
WARNING in lowpan_xmit (2) wpan -1 C error 347 8d00h 256d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 413 2d09h 259d 💬 1 [222d]
possible deadlock in pcpu_alloc_noprof (2) nbd 4 C error 3484 5h05m 266d
INFO: task hung in hci_conn_failed (4) bluetooth 1 syz 17 92d 269d
BUG: soft lockup in sys_sendmsg (2) block 1 C error 39 1d10h 276d 💬 1 [141d]
KASAN: slab-out-of-bounds Write in mini_qdisc_pair_swap net 21 21 6d02h 277d
kernel panic: Fatal exception (4) 2 C error inconclusive 99 256d 280d
possible deadlock in elevator_change block 4 C 735 1h39m 281d
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 9 27d 282d
WARNING in ieee80211_tx_h_rate_ctrl wireless -1 C error 716 1d23h 282d
possible deadlock in __del_gendisk block 4 C done error 43987 60d 285d PATCH [212d]
WARNING in mac80211_hwsim_sta_rc_update wireless -1 C error 168 9d00h 296d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 54 53d 297d
INFO: task hung in hci_remote_features_evt (2) bluetooth 1 syz error inconclusive 9 160d 305d
INFO: rcu detected stall in inet_rtm_newaddr (2) net 1 C error inconclusive 7 41d 305d 💬 9 [135d]
WARNING in nsim_fib_event_nb net -1 C done 904 2d05h 310d PATCH [158d]
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 119 2d18h 319d
INFO: rcu detected stall in rtnl_newlink (5) net 1 C error 167 5d08h 328d
possible deadlock in l2cap_conn_del bluetooth 4 syz error 547 52m 341d
INFO: rcu detected stall in call_timer_fn (5) net input usb 1 C 9 240d 374d
INFO: task hung in hci_dev_open (2) kernel 1 syz done inconclusive 6 39d 385d
WARNING in ieee80211_prep_channel wireless -1 C error 54 71d 402d
WARNING in ieee80211_request_ibss_scan wireless -1 509 4d21h 424d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 39d 428d
possible deadlock in nr_remove_neigh (2) hams 4 C unreliable 1006 1d18h 433d 💬 2 [9d20h]
INFO: task hung in inet_rtm_newaddr net 1 C done 118 2d05h 436d
INFO: task hung in rdma_dev_exit_net (6) rdma 1 168 14d 443d 💬 4 [11d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 22 34d 445d
WARNING in hci_conn_timeout (2) bluetooth -1 C error 12332 2h04m 445d
WARNING in __alloc_frozen_pages_noprof dri -1 C done 6101 263d 451d PATCH [451d]
BUG: Bad page state in skb_pp_cow_data net -1 C done 133 2d04h 453d PATCH [122d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 72d 454d 💬 6 [363d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 52 3d12h 455d 💬 2 [201d]
WARNING in cfg802154_switch_netns (3) wpan -1 C error 20 24d 458d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 86 1d10h 459d
INFO: rcu detected stall in sys_sendmmsg (7) mm tipc 1 105 4d19h 462d
WARNING: refcount bug in device_move kernel 13 173 20d 465d
WARNING: refcount bug in bnep_session kernel 13 149 47d 465d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 63 2h21m 468d
possible deadlock in blk_mq_update_nr_hw_queues block 4 C done error 44250 64d 468d
general protection fault in bnep_session kernel 7 syz 1311 6d10h 469d
INFO: rcu detected stall in security_file_ioctl (9) mm tomoyo 1 syz error 121 7d21h 471d
general protection fault in device_move kernel 8 syz error 6955 2h39m 472d
INFO: task hung in nl80211_pre_doit (3) wireless 1 syz error error 32 97d 479d 💬 1 [478d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 113 18h48m 482d
INFO: task hung in hci_cmd_sync_clear (3) bluetooth 1 syz done 97 13d 484d
KASAN: slab-use-after-free Read in cfusbl_device_notify net 19 174 6d16h 487d
WARNING in kcov_remote_start (6) wireless -1 11368 now 488d
KASAN: slab-use-after-free Read in l2cap_unregister_user bluetooth 22 C done 46049 1d06h 491d PATCH [121d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 109 6d12h 494d
WARNING in __rate_control_send_low (3) wireless -1 C done 10555 1d09h 497d
INFO: task hung in add_one_compat_dev (3) rdma 1 154 23d 502d 💬 9 [11d]
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 44 40d 505d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 103d 507d 💬 1 [506d]
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 101 9d18h 513d
INFO: rcu detected stall in NF_HOOK (2) netfilter 1 C inconclusive error 124 59d 513d
INFO: task hung in netdev_run_todo (4) wireguard 1 754 5d08h 514d
INFO: task hung in nfsd_nl_threads_set_doit nfs 1 C done 798 16h41m 514d PATCH [514d]
INFO: task hung in regdb_fw_cb (2) wireless 1 C inconclusive done 128 34d 518d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 79 13d 521d
INFO: task hung in genl_rcv_msg (4) net 1 C done 478 3h22m 521d
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth 19 syz error 71 1d19h 522d 💬 3 [43d]
INFO: task hung in wg_destruct (2) wireguard 1 syz done done 141 63d 524d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 17d 525d
INFO: task hung in crda_timeout_work (8) wireless 1 C done 613 29d 526d
INFO: task hung in new_device_store (5) net 1 C inconclusive 141 28d 527d 💬 18 [63d]
INFO: task hung in wg_netns_pre_exit (5) wireguard 1 syz done 387 14d 528d
INFO: task hung in reg_check_chans_work (7) wireless 1 C error 866 2d03h 531d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 214 1d12h 534d PATCH [516d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 76 22d 536d
INFO: task hung in tun_chr_close (5) net 1 syz done 657 21h43m 538d
possible deadlock in nr_rt_device_down (3) hams 4 C error 14284 now 539d PATCH [271d]
INFO: rcu detected stall in x64_sys_call mm 1 C error 506 3d22h 544d
WARNING in ieee80211_rx_list (3) wireless -1 C error done 42 2d04h 545d
INFO: task hung in rdma_dev_change_netns rdma 1 1269 58d 550d 💬 6 [74d]
INFO: task hung in nbd_queue_rq nbd 1 C error 620 1d15h 557d
INFO: task hung in disable_device kernel 1 1116 58d 558d 💬 4 [460d]
possible deadlock in task_rq_lock cgroups 4 C done error 4026 59d 569d 💬 3 [111d]
WARNING in cfg80211_scan_done wireless -1 C error 53 3d01h 571d PATCH [258d]
INFO: rcu detected stall in kcov_close mm 1 181 11d 572d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 2d03h 574d PATCH [516d]
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 601 1d05h 576d
INFO: task hung in read_part_sector (2) block 1 syz error 38059 now 580d
INFO: task hung in addrconf_dad_work (5) net 1 C done 1645 18h07m 586d 💬 2 [17d]
INFO: task hung in linkwatch_event (4) net 1 C done 3474 3d15h 589d 💬 2 [17d]
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 488 18h47m 591d
INFO: task hung in nfsd_nl_rpc_status_get_dumpit nfs 1 1270 3d14h 595d
KASAN: slab-use-after-free Read in lockref_get fs 19 C done inconclusive 34 115d 600d PATCH [599d]
WARNING in __cfg80211_bss_update (2) wireless -1 C inconclusive 17 1d15h 607d
WARNING in rate_control_rate_init (3) wireless -1 C done 27299 26m 612d
INFO: rcu detected stall in sys_futex (7) kernel 1 syz error 104 26d 621d
INFO: task hung in nfsd_nl_threads_get_doit nfs 1 1233 3h08m 621d
INFO: task hung in nfsd_nl_version_get_doit nfs 1 1331 4d14h 621d
INFO: rcu detected stall in ieee80211_handle_queued_frames wireless 1 C error 795 16h36m 630d 💬 1 [7d03h]
INFO: task hung in nfsd_nl_listener_get_doit nfs 1 1234 8h34m 630d 💬 7 [246d]
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 26 58d 642d 💬 1 [302d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 674 2d10h 644d
INFO: task hung in nsim_destroy (4) net 1 syz error error 436 17d 645d
INFO: task hung in nfsd_nl_listener_set_doit nfs 1 C done 25943 7h32m 648d 💬 11 [246d]
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 586d 650d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 63 2d11h 653d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 346 1d17h 655d
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2172 1d01h 662d
WARNING in rxe_pool_cleanup rdma -1 C 779 2h06m 664d 💬 8 [11d]
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 72d 665d 💬 5 [607d]
INFO: rcu detected stall in sock_write_iter (3) net 1 C done error 194 2d20h 669d 💬 1 [669d]
WARNING: suspicious RCU usage in get_callchain_entry perf 4 C error 10431 36m 676d PATCH [32d]
WARNING in hci_recv_frame bluetooth -1 C error 157 2d03h 680d 💬 1 [292d]
INFO: rcu detected stall in sys_close (7) fs 1 C error 18 61d 688d
possible deadlock in __stack_map_get bpf 4 C error error 56 335d 688d 💬 2 [349d]
WARNING in l2cap_chan_send bluetooth -1 54 41d 693d
KASAN: slab-use-after-free Read in __hci_req_sync bluetooth 19 C error error 3383 571d 699d 💬 2 [605d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 383 1d18h 709d 💬 10 [255d]
possible deadlock in hsr_dev_xmit (2) net 4 C done 1134 3h37m 709d 💬 2 [17d]
KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings rdma 19 syz done 28958 19m 715d PATCH [698d]
BUG: soft lockup in do_sock_setsockopt tipc 1 C done 116 16d 715d 💬 1 [16d]
possible deadlock in sock_map_delete_elem net bpf 4 C error done 869 635d 719d
WARNING in l2cap_chan_del bluetooth -1 349 3d06h 720d
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 90d 746d
possible deadlock in smc_release smc 4 C error 286 3h38m 764d 💬 2 [124d]
INFO: rcu detected stall in dput (8) fs 1 C done error 635 49d 797d
WARNING: ODEBUG bug in advance_sched net -1 C done done 10 518d 807d 💬 1 [481d]
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 232 5d16h 809d
INFO: task hung in blkdev_flush_mapping block 1 C unreliable error 62 1d12h 810d 💬 1 [694d]
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 551d 816d PATCH [575d]
WARNING in tcp_recvmsg_locked (2) net -1 C done 13 7d20h 823d PATCH [40d]
INFO: rcu detected stall in ip_list_rcv (6) net 1 C done done 56 34d 824d 💬 5 [349d]
INFO: rcu detected stall in sys_socket (10) mm 1 C done 203 3d22h 828d 💬 6 [824d]
go runtime error fs 2 syz error inconclusive 24 141d 835d
INFO: rcu detected stall in sys_unshare (9) kernfs 1 C inconclusive done 111 1d13h 848d 💬 1 [9d20h]
INFO: rcu detected stall in worker_thread (9) netfilter 1 C done 4882 1d10h 882d PATCH [876d]
general protection fault in lock_sock_nested bluetooth 19 C done done 4387 4h11m 909d
INFO: rcu detected stall in sys_openat (3) mm 1 C error 541 9h38m 916d
INFO: task hung in reg_process_self_managed_hints wireless 1 C done 1045 5d02h 929d
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 2d15h 937d
panic: runtime error: floating point error (2) 2 syz error error 27 17d 957d
INFO: task hung in rfkill_unregister (3) net nfc 1 C 9336 29d 1004d 💬 6 [55d]
INFO: task hung in synchronize_rcu (4) net fs 1 C done error 2555 1d09h 1039d 💬 8 [1d21h]
INFO: task hung in del_device_store net 1 C error 1979 1d10h 1098d 💬 2 [17d]
possible deadlock in br_multicast_rcv (3) bridge 4 C done error 57 142d 1146d
WARNING in print_bfs_bug (2) kernel -1 C done 323 5d11h 1164d 💬 2 [732d]
INFO: task hung in rfkill_sync_work net nfc 1 C done error 110 63d 1167d PATCH [1111d]
INFO: rcu detected stall in syscall_exit_to_user_mode (2) usb 1 C inconclusive error 807 50d 1188d 💬 5 [132d]
BUG: MAX_LOCKDEP_ENTRIES too low! (3) no-reminders smc kernfs -1 C unreliable error 469 503d 1207d PATCH [990d]
WARNING in call_timer_fn bluetooth -1 C unreliable 8303 3h34m 1207d 💬 8 [7d03h]
INFO: task hung in nfc_rfkill_set_block nfc net 1 C done done 1387 61d 1208d
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 510 20d 1230d 💬 1 [79d]
BUG: soft lockup in tx serial 1 C 1193 11d 1267d 💬 3 [5d01h]
INFO: task can't die in vlan_ioctl_handler net 1 syz error 176 19d 1378d
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25866 4d20h 1442d 💬 2 [17d]
INFO: rcu detected stall in gc_worker (3) netfilter 1 C done done 312 7d03h 1448d 💬 1 [9d20h]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 79 2h23m 1486d
WARNING in ieee80211_free_ack_frame (2) wireless -1 C error done 194 3d15h 1574d PATCH [661d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel -1 C error 1003979 26d 1575d PATCH [990d]
INFO: rcu detected stall in sys_exit_group (7) net 1 C unreliable inconclusive 90 608d 1604d
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 C unreliable error 54 28d 1615d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net nfc -1 C unreliable 8351 7h51m 1753d PATCH [990d]
INFO: task can't die in corrupted (2) kernel 1 C error error 687 10h49m 1912d
WARNING in ieee80211_start_next_roc wireless -1 C inconclusive 1226 10d 1915d
INFO: rcu detected stall in batadv_nc_worker (3) batman 1 C done inconclusive 585 172d 1983d 💬 1 [369d]
WARNING in __cfg80211_ibss_joined (2) wireless -1 C error 6939 18h15m 1990d
general protection fault in skb_release_data (2) net bluetooth 22 C done error 703 341d 2005d
INFO: rcu detected stall in corrupted (4) tipc 1 C done inconclusive 798 6d02h 2010d 💬 7 [16d]
INFO: rcu detected stall in tc_modify_qdisc net 1 C done 626 1d16h 2048d 💬 13 [614d]
BUG: soft lockup in smp_call_function kernel 1 C done 1741 1d12h 2064d 💬 1 [1079d]
INFO: rcu detected stall in iterate_cleanup_work (2) netfilter 1 C done inconclusive 4 1313d 2070d
INFO: task hung in tls_sk_proto_close net 1 C done error 1051 31d 2169d PATCH [5d08h]
BUG: workqueue lockup (5) kernel 1 C done 15099 3h03m 2244d
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1153 94d 2286d 💬 5 [614d]
WARNING in rcu_check_gp_start_stall net -1 C done error 2909 3d02h 2570d 💬 9 [17d]
INFO: rcu detected stall in do_idle virt 1 C done error 3784 2d01h 2703d 💬 39 [143d]
moderation (3) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
lost connection to test machine (5) -1 C error 2992029 now 2304d
corrupted report (2) net -1 1079150 9m 2887d
no output from test machine (2) -1 C done 2173077 now 3010d