syzbot

 sign-in | mailing list | source | docs
🐞 Open [1488]
≡ Subsystems
🐞 Fixed [6791]
🐞 Invalid [17545]
⬇ Missing Backports [222]
≡ 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 1d20h 27812 407339 44 141032 8f0b4cce4481 .config 2d00h d1b870e1 17d all only
Applied filters: Manager=ci-qemu-gce-upstream-auto (drop)
open (165):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in blkdev_common_ioctl mm -1 C 5 6d17h 4d05h PATCH [14h04m]
INFO: task hung in relay_open (2) block trace 1 syz error 24 10d 6d05h
WARNING in shrink_lruvec mm -1 1 10d 6d16h PATCH [8h03m]
KASAN: invalid-free in inet_sock_destruct net 22 C inconclusive 9 5d00h 7d15h PATCH [4d14h]
general protection fault in lru_gen_test_recent (2) mm 2 C 4 6h43m 8d19h PATCH [7d22h]
WARNING in update_rq_clock sound -1 9 10d 10d
WARNING in sched_mm_cid_fork fs mm -1 C error 112 1h46m 12d
INFO: task hung in nfsd_nl_version_set_doit (2) nfs 1 77 4h06m 14d 💬 1 [12d]
INFO: task hung in devlink_health_report (3) net 1 syz 1 18d 18d 💬 2 [17d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) udf 1 C error 7 22d 18d
kernel BUG in qlist_free_all (3) mm -1 1 27d 23d
WARNING in __mptcp_move_skbs_from_subflow (2) mptcp -1 2 13d 24d
INFO: task hung in kvm_swap_active_memslots (2) kvm 1 8 13h51m 28d 💬 2 [4d22h]
general protection fault in zcomp_stream_get block 2 6 14d 31d 💬 1 [31d]
possible deadlock in __hugetlb_zap_begin mm 4 1 40d 36d PATCH [35d]
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2 23d 40d
KASAN: vmalloc-out-of-bounds Write in imageblit (6) fbdev 23 C 383 18m 43d PATCH [19d]
possible deadlock in cgroup_kn_lock_live cgroups 4 3 54d 51d
possible deadlock in __synchronize_srcu (3) block 4 22 20d 61d
INFO: rcu detected stall in unwind_next_frame (5) ext4 1 C error 28 2h24m 63d
INFO: task hung in __rmap_walk_file mm 1 C error 7 26d 66d 💬 3 [63d]
possible deadlock in hugetlb_vma_lock_read mm 4 4 1d15h 67d
possible deadlock in l2tp_ip6_sendmsg net 4 1 76d 75d
WARNING in copy_mnt_ns fs -1 C done unreliable 33 67d 75d PATCH [69d]
WARNING in free_mnt_ns fs -1 C done unreliable 115 67d 76d PATCH [69d]
WARNING in path_noexec (2) mm fs -1 C error 10669 5h16m 76d PATCH [66d]
possible deadlock in ring_buffer_map trace 4 1 81d 77d PATCH [68d]
KASAN: slab-use-after-free Write in dvb_device_put media 24 3 38d 84d PATCH [23d]
INFO: task hung in rds_tcp_listen_stop (3) kernel 1 126 1d15h 86d
KASAN: slab-out-of-bounds Write in do_con_write (2) serial 23 6 96d 100d
INFO: rcu detected stall in sys_madvise (2) mm 1 37 17d 107d
INFO: rcu detected stall in sys_munmap (2) mm 1 syz error 33 1d01h 116d 💬 7 [110d]
WARNING in subflow_data_ready (4) mptcp -1 C 320 4h13m 117d PATCH [3d15h]
INFO: rcu detected stall in task_work_add bpf 1 syz error 4 15d 119d
possible deadlock in kernfs_remove kernfs 4 C error done 92 23d 133d 💬 3 [20d]
INFO: rcu detected stall in blkdev_release (3) block 1 78 7d21h 133d
INFO: task hung in vfs_coredump (2) kernel 1 C 64 14h00m 134d
general protection fault in zcomp_available_show block 2 12 7d07h 135d PATCH [132d]
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 45 2d15h 157d 💬 1 [17d]
possible deadlock in nbd_queue_rq nbd 4 C done 71 1d15h 162d 💬 7 [10d]
WARNING in release_mtd_partition (2) mtd -1 C 17 2d20h 174d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 273 5h50m 177d 💬 1 [139d]
possible deadlock in pcpu_alloc_noprof (2) nbd 4 C error 2703 1h11m 184d
INFO: task hung in hci_conn_failed (4) bluetooth 1 syz 17 10d 187d
INFO: task hung in futex_hash_allocate kernel 1 C 11 24d 188d
possible deadlock in elevator_change block 4 C 654 1d16h 199d
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 7 14h37m 199d
KASAN: vmalloc-out-of-bounds Write in fillrect fbdev 23 134 3d20h 201d
possible deadlock in __del_gendisk block 4 C done 43987 8d14h 203d PATCH [129d]
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 51 16d 215d
INFO: task hung in afs_cell_purge (2) afs 1 syz done 190 2d21h 224d 💬 2 [26d]
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 9 30d 225d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 6 7d19h 228d
BUG: soft lockup in sys_bpf mm 1 C error 67 3h17m 236d
kernel panic: KASAN: panic_on_warn set ... block fs 2 10 28d 240d 💬 2 [146d]
INFO: rcu detected stall in rtnl_newlink (5) net 1 C error 146 1d01h 245d
possible deadlock in kernfs_iop_getattr kernfs 4 C done 2749 17h57m 258d 💬 2 [20d]
possible deadlock in queue_requests_store block 4 C 531 13d 259d
INFO: rcu detected stall in clone (7) mm 1 60 15d 264d
KASAN: slab-out-of-bounds Read in fbcon_prepare_logo fbdev 19 C 922 1h13m 293d
INFO: task hung in hci_dev_open (2) kernel 1 syz done 5 6d03h 303d
UBSAN: shift-out-of-bounds in sg_build_indirect scsi -1 C 2 8d23h 304d PATCH [70d]
INFO: task hung in rmap_walk_file mm 1 C error 19 1d21h 311d
general protection fault in generic_hwtstamp_ioctl_lower (2) net 11 C 30 39d 314d 💬 3 [311d]
general protection fault in __fib6_drop_pcpu_from (6) net 17 235 3d05h 314d
WARNING: bad unlock balance in seq_read_iter fs 4 C 41 81d 318d PATCH [317d]
BUG: corrupted list in remove_wait_queue (2) fs 19 C done 59 10h33m 327d PATCH [252d]
general protection fault in status_show usb 2 C 10 23h22m 332d PATCH [180d]
INFO: task hung in remove_one kernel 1 syz 116 1d09h 343d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 40d 345d
INFO: task hung in inet_rtm_newaddr net 1 C done 99 57m 354d
KASAN: slab-use-after-free Read in force_devcd_write bluetooth 19 C 448 102d 356d 💬 4 [112d]
possible deadlock in __configfs_open_file fs 4 C 28 21d 358d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 19h52m 359d
KASAN: slab-use-after-free Read in dvb_device_open media 19 C 484 2h48m 359d PATCH [331d]
WARNING in tracepoint_probe_unregister (3) trace -1 C 87 8d02h 363d 💬 5 [24d]
WARNING in __ieee80211_suspend wireless -1 C 60 2d13h 363d
general protection fault in gpiolib_seq_stop gpio 19 C 71 51d 363d PATCH [45d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 21d 371d 💬 6 [281d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 48 9d09h 372d 💬 2 [119d]
possible deadlock in lock_mm_and_find_vma (3) ntfs3 mm 4 11 53d 376d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm fs 1 syz error 76 9d12h 377d
INFO: rcu detected stall in sys_sendmmsg (7) tipc mm 1 96 4d09h 380d
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 41 2h05m 385d
possible deadlock in blk_mq_update_nr_hw_queues block 4 C done 44250 12d 386d
INFO: task hung in do_get_write_access (3) ext4 1 C error 449 5d19h 387d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 104 5d18h 389d
INFO: rcu detected stall in cfg80211_wiphy_work (2) wireless 1 C done 66 8h29m 392d
BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4) fs 10 C done 5164 43m 394d PATCH [26d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done 110 21d 400d
BUG: MAX_LOCK_DEPTH too low! (5) btrfs -1 C 12 60d 400d
INFO: rcu detected stall in schedule_timeout (7) kernel 1 C error error 33 9h14m 401d
WARNING in kcov_remote_start (6) wireless -1 4435 now 406d
possible deadlock in __submit_bio block 4 C done 60677 72d 407d 💬 3 [266d]
INFO: rcu detected stall in brk (2) mm 1 syz 2 348d 410d 💬 8 [409d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 105 2d16h 412d
INFO: task hung in do_coredump (3) fs 1 C done 361 8d21h 424d 💬 4 [160d]
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 93 2d00h 430d
INFO: task hung in netdev_run_todo (4) wireguard 1 697 3d14h 432d
INFO: task hung in nfsd_nl_threads_set_doit nfs 1 C done 573 2h43m 432d PATCH [432d]
INFO: task hung in fdget_pos fs kernfs 1 C inconclusive inconclusive 117 2d13h 432d 💬 1 [20d]
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 77 65d 438d
INFO: task hung in genl_rcv_msg (4) net 1 C done 252 1h22m 439d
INFO: task hung in crda_timeout_work (8) wireless 1 C done 601 3d11h 444d
INFO: task hung in wg_netns_pre_exit (5) wireguard 1 syz done 378 3d11h 446d
INFO: task hung in reg_check_chans_work (7) wireless 1 C error 787 1d19h 448d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 168 5m 452d PATCH [434d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 67 2d02h 454d
INFO: task hung in tun_chr_close (5) net 1 syz done 636 8d21h 456d
INFO: rcu detected stall in x64_sys_call mm kasan 1 C error 442 12h29m 462d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3650 20h16m 470d 💬 1 [14d]
possible deadlock in walk_component (4) kernfs 4 C 79 16d 484d 💬 1 [52d]
possible deadlock in console_lock_spinning_enable (5) serial 4 C done 3068 1h27m 485d 💬 4 [18d]
possible deadlock in task_rq_lock cgroups 4 C done 3979 20h29m 486d 💬 3 [28d]
INFO: rcu detected stall in kcov_close mm 1 159 15h41m 490d
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 568 1d16h 494d
INFO: task hung in read_part_sector (2) block 1 syz error 7984 now 498d
INFO: task hung in addrconf_dad_work (5) net 1 C done 1597 11h57m 504d
INFO: task hung in linkwatch_event (4) net 1 C done 3415 2d02h 506d
general protection fault in n_tty_receive_buf_common (2) serial 2 21 60d 508d
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 414 21h47m 509d
INFO: task hung in nfsd_nl_rpc_status_get_dumpit nfs 1 1032 20h38m 513d
possible deadlock in dpm_for_each_dev pm 4 C error 9 13d 526d
possible deadlock in assign_fw usb 4 C done 168 26d 526d
INFO: task hung in nfsd_umount nfs 1 3153 2h00m 526d 💬 3 [164d]
INFO: rcu detected stall in sys_futex (7) kernel 1 syz error 100 6d20h 539d
INFO: task hung in nfsd_nl_threads_get_doit nfs 1 996 4h52m 539d
INFO: task hung in nfsd_nl_version_get_doit nfs 1 1136 2h53m 539d
INFO: task hung in nfsd_nl_listener_get_doit nfs 1 1015 2h49m 548d 💬 7 [164d]
INFO: task hung in nfsd_nl_listener_set_doit nfs 1 C done 25331 9h23m 566d 💬 11 [164d]
INFO: rcu detected stall in sendmsg (4) net mm 1 C error 60 15d 570d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 331 10d 573d
INFO: task hung in jbd2_journal_commit_transaction (5) usb ext4 1 C error 2142 2d01h 580d
INFO: rcu detected stall in sock_write_iter (3) net 1 C done 188 7d06h 587d 💬 1 [587d]
KMSAN: uninit-value in __schedule (5) kernel 19 561 37d 614d
BUG: soft lockup in do_sock_setsockopt tipc 1 C done 107 12h59m 633d 💬 1 [168d]
WARNING in io_ring_exit_work (2) io-uring -1 4439 55m 662d 💬 1 [11d]
KASAN: slab-use-after-free Read in handle_tx (2) net 19 C 945 2d07h 663d 💬 2 [39d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 8d10h 664d
possible deadlock in smc_release smc 4 C error 167 1d05h 682d 💬 2 [42d]
INFO: rcu detected stall in dput (8) fs 1 C done 580 2h34m 715d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 213 1d00h 727d
INFO: task hung in blk_trace_ioctl (4) block trace 1 C done 65 1d13h 746d PATCH [743d]
INFO: rcu detected stall in sys_socket (10) mm 1 C done 175 1d15h 746d 💬 6 [742d]
INFO: rcu detected stall in sys_unshare (9) kernfs net 1 C inconclusive done 84 6d09h 766d 💬 1 [20d]
INFO: rcu detected stall in worker_thread (9) mm netfilter 1 C done 4675 2h22m 800d PATCH [793d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 485 72d 831d 💬 4 [60d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 490 2h04m 834d
INFO: task hung in reg_process_self_managed_hints wireless 1 C done 916 15h25m 847d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 243 2h02m 855d
WARNING in vkms_get_vblank_timestamp (2) dri -1 C done 528 12d 917d 💬 5 [18d]
INFO: rcu detected stall in newfstatat (3) usb 1 C done 472 18h50m 919d 💬 4 [648d]
INFO: task hung in synchronize_rcu (4) fs net 1 C done error 1816 1h23m 957d 💬 6 [14d]
INFO: task hung in del_device_store net 1 C error 1906 2d05h 1016d
INFO: rcu detected stall in syscall_exit_to_user_mode (2) usb 1 C inconclusive 807 30d 1106d 💬 5 [49d]
WARNING in call_timer_fn bluetooth -1 C unreliable 7820 2h18m 1125d 💬 8 [18d]
possible deadlock in filemap_fault mm 4 C done 2968 16h30m 1138d 💬 4 [60d]
INFO: task can't die in vlan_ioctl_handler net 1 171 8d21h 1295d
INFO: rcu detected stall in gc_worker (3) netfilter 1 C done done 267 2d15h 1366d 💬 1 [21d]
WARNING in blk_register_tracepoints trace block -1 C inconclusive done 101 4d15h 1406d
INFO: task can't die in show_free_areas serial 1 C error 229 8d11h 1421d 💬 1 [18d]
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net -1 C unreliable 7544 1h40m 1671d PATCH [908d]
INFO: task can't die in corrupted (2) kernel 1 C error error 595 3d07h 1830d
WARNING in rcu_check_gp_start_stall net -1 C done error 2810 now 2488d 💬 7 [28d]
INFO: rcu detected stall in do_idle x86 1 C done error 3690 8h49m 2620d 💬 39 [61d]
moderation (6):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-out-of-bounds Write in try_module_get (2) modules 23 2 8d11h 21d
WARNING: refcount bug in dvb_device_open (2) media 13 1 46d 42d
KASAN: slab-use-after-free Read in snd_pcm_oss_look_for_setup sound 19 1 81d 77d
lost connection to test machine (5) -1 C error 2827841 now 2222d
corrupted report (2) mm -1 1033144 now 2805d
no output from test machine (2) -1 C done 2036461 now 2928d