syzbot

 sign-in | mailing list | source | docs
🐞 Open [1485]
≡ Subsystems
🐞 Fixed [6543]
🐞 Invalid [16717]
⬇ Missing Backports [202]
≡ 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-gce-upstream-auto now 15h45m 27074 408330 154 455900 e6b9dce0aeeb .config 16h53m 96a211bc 1d02h all only
Applied filters: Manager=ci-qemu-gce-upstream-auto (drop)
open (150):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: task hung in ext4_read_bh ext4 1 C 9 1d08h 20h06m
possible deadlock in device_create_groups_vargs kernel 4 1 7d05h 3d05h
INFO: rcu detected stall in sys_madvise (2) mm 1 30 7d11h 3d10h
WARNING in ieee80211_set_active_links (2) wireless -1 1 9d10h 5d10h
WARNING in copy_process mm -1 syz 2 6d14h 9d10h 💬 4 [6d00h]
KASAN: slab-out-of-bounds Read in vc_do_resize (2) serial 17 1 16d 12d
WARNING in hci_devcd_register (2) bluetooth -1 3 21d 19d
general protection fault in __pte_offset_map_lock (2) mm 2 C 13 20d 28d 💬 1 [28d]
INFO: rcu detected stall in blkdev_release (3) block 1 45 4d23h 30d
INFO: task hung in vfs_coredump (2) kernel 1 C 16 1d05h 30d
general protection fault in zcomp_available_show block 2 10 3d13h 31d PATCH [28d]
KASAN: slab-use-after-free Write in __xfrm_state_delete net 24 C done 2817 now 36d PATCH [7h09m]
UBSAN: shift-out-of-bounds in sctp_transport_update_rto sctp -1 1 47d 43d 💬 1 [42d]
INFO: rcu detected stall in wb_workfn (4) block mm 1 C error 37 22h50m 54d 💬 1 [10h19m]
possible deadlock in ptp_clock_adjtime net 4 12 19d 57d PATCH [10d]
WARNING in path_noexec fs mm -1 C done 9651 now 58d PATCH [57d]
WARNING in release_mtd_partition (2) mtd -1 C 10 5d20h 70d
KASAN: slab-out-of-bounds Write in enqueue_timer bluetooth 23 1 77d 72d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 133 1d20h 73d 💬 1 [36d]
WARNING: refcount bug in delayed_put_task_struct kernel 13 syz 3 77d 77d
possible deadlock in pcpu_alloc_noprof (2) nbd 4 C 863 19m 80d
INFO: task hung in hci_conn_failed (4) bluetooth 1 syz 9 4d17h 84d
INFO: task hung in futex_hash_allocate kernel 1 C 2 72d 85d
WARNING in pci_scan_single_device pci -1 1 96d 92d
possible deadlock in static_key_slow_inc (4) kernel 4 C 37 4d18h 93d
possible deadlock in elevator_change block 4 C 588 1d04h 95d
KASAN: vmalloc-out-of-bounds Write in fillrect fbdev 23 59 6h30m 98d
possible deadlock in __del_gendisk block 4 C done 43987 10d 100d PATCH [26d]
possible deadlock in process_measurement (5) integrity lsm 4 36 3h49m 111d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 43 10d 111d
INFO: task hung in afs_cell_purge (2) afs 1 syz done 122 1d04h 121d 💬 2 [43d]
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) wireguard mm 1 syz error 8 2d10h 121d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 4 5d13h 124d
kernel panic: KASAN: panic_on_warn set ... block fs 2 8 46d 137d 💬 2 [42d]
WARNING in tracing_start_tr trace -1 9 3d14h 139d
possible deadlock in queue_wb_lat_store block 4 C 21 100d 151d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 945 1d03h 155d 💬 2 [10d]
possible deadlock in queue_requests_store block 4 C 529 26d 155d
INFO: rcu detected stall in clone (7) mm 1 50 16d 160d
WARNING: bad unlock balance in traverse fs 4 C 45 9d15h 188d
KASAN: slab-out-of-bounds Read in fbcon_prepare_logo fbdev 19 C 310 55m 190d
INFO: task hung in hci_dev_open (2) kernel 1 syz done 3 62d 199d
UBSAN: shift-out-of-bounds in sg_build_indirect scsi -1 C 2 46d 200d PATCH [199d]
INFO: task hung in rmap_walk_file mm 1 C error 19 1d07h 208d
general protection fault in generic_hwtstamp_ioctl_lower (2) net 11 C 20 6d17h 210d 💬 3 [208d]
general protection fault in __fib6_drop_pcpu_from (6) net 17 232 15d 211d
WARNING: bad unlock balance in seq_read_iter fs 4 C 39 25d 214d PATCH [214d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 51 12d 223d PATCH [149d]
general protection fault in status_show usb 2 C 8 7d04h 229d PATCH [77d]
general protection fault in hci_devcd_register bluetooth 17 31 23d 235d
WARNING in max_vclocks_store net -1 C 3 4d04h 239d
INFO: task hung in remove_one kernel 1 syz 67 11h56m 240d
KASAN: slab-use-after-free Read in msft_opcode_get bluetooth 19 19 1d18h 250d
INFO: task hung in inet_rtm_newaddr net 1 C done 77 19h35m 251d
KASAN: slab-use-after-free Read in force_devcd_write bluetooth 19 C 446 2d22h 252d 💬 4 [9d04h]
possible deadlock in __configfs_open_file fs 4 C 26 7d09h 255d
INFO: task hung in hugetlbfs_zero_partial_page mm fs 1 syz done 3 20d 256d
WARNING in drv_get_tsf wireless -1 8 11d 256d
KASAN: slab-use-after-free Read in dvb_device_open media 19 C 278 13h56m 256d PATCH [227d]
WARNING in tracepoint_probe_unregister (3) trace -1 C 57 1d17h 259d 💬 5 [14d]
WARNING in __ieee80211_suspend wireless -1 C 52 10d 259d
general protection fault in gpiolib_seq_stop gpio 19 C 63 32m 260d PATCH [260d]
INFO: rcu detected stall in sys_mkdirat (2) mm 1 44 59d 260d
WARNING in tracing_buffers_mmap_close trace -1 C 700 1h17m 261d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 7 58d 268d 💬 6 [177d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 43 1d15h 269d 💬 2 [15d]
BUG: unable to handle kernel paging request in dst_dev_put (2) net 8 syz 1551 15d 272d
possible deadlock in lock_mm_and_find_vma (3) ntfs3 4 7 45d 273d
INFO: rcu detected stall in sys_symlinkat (5) fs mm tomoyo 1 syz error 70 15d 273d
INFO: rcu detected stall in sys_sendmmsg (7) mm tipc 1 87 1d17h 276d
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 24 13d 282d
possible deadlock in blk_mq_update_nr_hw_queues block 4 C done 44250 10d 282d
INFO: task hung in do_get_write_access (3) ext4 1 C error 444 7d04h 283d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz 84 7h24m 285d
INFO: rcu detected stall in cfg80211_wiphy_work (2) wireless 1 C done 42 6d04h 289d
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 3488 1h39m 290d 💬 1 [5d00h]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done 102 11d 296d
BUG: MAX_LOCK_DEPTH too low! (5) btrfs -1 C 8 31d 297d
INFO: rcu detected stall in schedule_timeout (7) kernel 1 C error error 25 2d01h 298d
WARNING in kcov_remote_start (6) wireless -1 136 1d00h 302d
possible deadlock in __submit_bio block 4 C done 60676 163d 303d 💬 3 [162d]
INFO: rcu detected stall in brk (2) mm 1 syz 2 244d 306d 💬 8 [306d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 92 4d13h 308d
INFO: task hung in do_coredump (3) fs 1 C done 361 16d 321d 💬 4 [57d]
INFO: task hung in netdev_run_todo (4) ppp wireguard 1 512 5h24m 328d
INFO: task hung in nfsd_nl_threads_set_doit nfs 1 C done 362 1d04h 328d PATCH [328d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 108 12d 329d 💬 1 [10d]
INFO: task hung in genl_rcv_msg (4) net 1 C done 159 4d11h 335d
INFO: task hung in crda_timeout_work (8) wireless 1 C done 590 1d00h 340d
INFO: task hung in wg_netns_pre_exit (5) wireguard 1 365 23h32m 342d
INFO: task hung in reg_check_chans_work (7) wireless 1 C error 694 11h37m 345d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 135 2d14h 348d PATCH [331d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 57 1d01h 351d
INFO: task hung in tun_chr_close (5) net 1 syz done 607 2d04h 352d
INFO: rcu detected stall in x64_sys_call mm 1 syz error 357 2d06h 358d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3643 13d 366d 💬 1 [5d00h]
possible deadlock in walk_component (4) kernfs 4 C 39 3d00h 380d 💬 1 [42d]
possible deadlock in console_lock_spinning_enable (5) serial 4 C done 2330 1d18h 381d 💬 4 [9d04h]
possible deadlock in task_rq_lock cgroups 4 C done 3952 1d14h 383d 💬 3 [5d00h]
INFO: rcu detected stall in kcov_close mm 1 132 6h57m 387d
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 514 5h43m 390d
INFO: task hung in read_part_sector (2) block 1 2484 50m 394d
WARNING in drm_wait_one_vblank (2) dri -1 C error 132 6h27m 398d
INFO: task hung in addrconf_dad_work (5) net 1 C done 1528 1d06h 400d
INFO: task hung in linkwatch_event (4) net 1 C done 3308 14h29m 403d
general protection fault in n_tty_receive_buf_common (2) serial 2 17 53d 405d
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 351 6d19h 406d
INFO: task hung in nfsd_nl_rpc_status_get_dumpit nfs 1 866 1d04h 409d
INFO: task hung in cleanup_net (7) net 1 121 1d16h 418d
possible deadlock in dpm_for_each_dev pm usb 4 C error 7 3d11h 422d
possible deadlock in assign_fw usb 4 C done 145 1d08h 422d
INFO: task hung in nfsd_umount nfs 1 2653 1h40m 423d 💬 3 [61d]
INFO: rcu detected stall in sys_futex (7) kernel 1 syz error 89 11d 435d
INFO: task hung in nfsd_nl_threads_get_doit nfs 1 866 3d18h 436d
INFO: task hung in nfsd_nl_version_get_doit nfs 1 984 2d20h 436d
INFO: task hung in nfsd_nl_listener_get_doit nfs 1 854 2d22h 445d 💬 7 [61d]
INFO: task hung in nfsd_nl_listener_set_doit nfs 1 C done 22542 10m 462d 💬 11 [61d]
INFO: rcu detected stall in sendmsg (4) net mm 1 C error 58 25d 467d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 298 5d00h 469d
INFO: task hung in jbd2_journal_commit_transaction (5) ext4 1 C error 2135 11d 476d
INFO: rcu detected stall in sock_write_iter (3) net 1 C done 170 1d08h 484d 💬 1 [484d]
BUG: soft lockup in do_sock_setsockopt tipc 1 C done 99 48d 529d 💬 1 [65d]
WARNING in io_ring_exit_work (2) io-uring -1 2096 7h26m 559d
KASAN: slab-use-after-free Read in handle_tx (2) net 19 C 509 31m 560d 💬 2 [228d]
possible deadlock in smc_release smc 4 C error 116 1h51m 579d 💬 2 [16d]
INFO: rcu detected stall in dput (8) fs 1 C done 458 1d23h 611d
INFO: task hung in blk_trace_ioctl (4) trace block 1 C done 54 5d00h 642d PATCH [640d]
INFO: rcu detected stall in sys_socket (10) mm 1 C done 145 9d19h 642d 💬 6 [638d]
INFO: rcu detected stall in sys_unshare (9) mm kernfs 1 C inconclusive done 54 3d19h 662d 💬 1 [10d]
INFO: rcu detected stall in worker_thread (9) netfilter 1 C done 4165 2h55m 696d PATCH [690d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 443 1d14h 727d 💬 4 [272d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 443 12h39m 731d
INFO: task hung in reg_process_self_managed_hints wireless 1 C done 838 22h12m 743d
INFO: rcu detected stall in sys_unlink (3) mm tomoyo 1 C error 197 2d20h 751d
possible deadlock in serial8250_handle_irq hams 4 157 4d00h 774d
INFO: rcu detected stall in newfstatat (3) usb 1 C done 393 4d22h 816d 💬 4 [545d]
unregister_netdevice: waiting for DEV to become free (8) net 2 C done 385718 now 816d PATCH [8d23h]
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 907 20h02m 853d 💬 6 [397d]
INFO: task hung in del_device_store net 1 C error 1855 2d22h 912d
INFO: rcu detected stall in syscall_exit_to_user_mode (2) usb 1 C inconclusive 807 36d 1002d 💬 5 [104d]
WARNING in call_timer_fn bluetooth -1 C unreliable 7262 4h57m 1021d 💬 8 [9d04h]
possible deadlock in filemap_fault mm 4 C done 2915 6d05h 1034d 💬 4 [20d]
INFO: task can't die in vlan_ioctl_handler net 1 166 53d 1192d
INFO: rcu detected stall in gc_worker (3) netfilter 1 C done done 206 5h51m 1263d 💬 1 [14d]
WARNING in blk_register_tracepoints block trace -1 C inconclusive done 80 2d23h 1303d
INFO: task can't die in show_free_areas serial 1 C error 217 8h47m 1318d 💬 1 [9d04h]
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net nfc -1 C unreliable 6149 3h59m 1567d PATCH [804d]
INFO: task can't die in corrupted (2) kernel 1 C error error 458 15h43m 1727d
WARNING in rcu_check_gp_start_stall net -1 C done error 2643 8d02h 2384d 💬 7 [20d]
INFO: rcu detected stall in do_idle x86 1 C done error 3284 1d17h 2517d 💬 39 [2066d]
moderation (13):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in dvb_frontend_release (2) media 19 3 11d 7d03h
KASAN: slab-use-after-free Read in full_proxy_write (2) bluetooth 19 3 9d03h 7d23h
BUG: unable to handle kernel paging request in vcs_read serial 8 1 12d 8d01h
KASAN: slab-out-of-bounds Write in do_con_write (2) serial 23 4 21h59m 10d
general protection fault in skb_queue_tail (4) bluetooth 2 1 15d 11d
KASAN: slab-use-after-free Read in force_suspend_read (2) bluetooth 19 1 16d 12d
KASAN: slab-use-after-free Read in vidtv_psi_eit_event_destroy media 19 2 35d 31d PATCH [10d]
general protection fault in zcomp_stream_get block 2 3 11d 35d
general protection fault in fbcon_new_modelist (2) fbdev 2 1 57d 53d
KASAN: slab-out-of-bounds Write in try_module_get modules 23 4 16d 140d
lost connection to test machine (5) -1 C error 2493053 now 2119d
corrupted report (2) kernel -1 975137 now 2702d
no output from test machine (2) -1 C done 1916744 now 2825d