syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1336]
≡ Subsystems
🐞 Fixed [7118]
🐞 Invalid [18797]
⬇ Missing Backports [220]
≡ 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-qemu-upstream-386 now 12h45m 45895 699336 742 1522405 e7ae89a0c97c .config 1d02h c69befb3 3d08h all only
Applied filters: Manager=ci-qemu-upstream-386 (drop)
Extra filters: [With Repro] [With AI Patch Pending Review]
open (198) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in netif_rx_mode_run net prio:low -1 C error 11 1d22h 6d10h 💬 2 [5d13h]
unregister_netdevice: waiting for DEV to become free (9) net prio:high 2 syz error 483 29m 15d PATCH [10d]
possible deadlock in sch_direct_xmit (6) net prio:normal 4 49 9h38m 15d
BUG: sleeping function called from invalid context in vma_alloc_folio_noprof (2) mm 5 1 26d 22d 💬 3 [21d]
INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds. ext4 prio:low -1 C 11 1d06h 24d PATCH [21d]
WARNING in __page_cache_release mm -1 1 29d 25d
BUG: sleeping function called from invalid context in shmem_undo_range mm prio:high 5 1 32d 31d 💬 2 [31d]
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs block prio:normal 17 16 1h04m 32d
WARNING: refcount bug in sk_common_release (2) net 13 10 3d04h 32d
kernel BUG in sock_release fs -1 2 12d 33d
WARNING: refcount bug in sctp_association_hold sctp 13 1 35d 34d
KASAN: use-after-free Read in qdisc_pkt_len_segs_init bridge 19 37 1d17h 41d PATCH [31d]
BUG: unable to handle kernel paging request in kernfs_rename_ns kernfs 8 7 20d 45d
KASAN: slab-use-after-free Read in hiddev_disconnect (4) actionable input usb prio:high 19 2 17d 54d
possible deadlock in copy_process cgroups 4 13 8d02h 60d
WARNING in as102_dvb_dmx_start_feed usb media -1 C error 1155 15d 60d 💬 1 [23d]
possible deadlock in kernfs_iop_setattr prio:low kernfs 4 12 1d00h 61d
possible deadlock in tcp_close (3) net prio:low 4 97 8h04m 61d PATCH [59d]
possible deadlock in inet_shutdown (3) net 4 C error 133 5d20h 61d 💬 1 [60d]
possible deadlock in p9_client_destroy v9fs prio:low 4 29 12d 61d
KASAN: slab-use-after-free Read in v4l2_open prio:high usb media 19 C error 928 1h21m 67d PATCH [67d]
WARNING in igorplugusb_probe/usb_submit_urb usb media -1 C error 2221 5h45m 67d PATCH [21d]
possible deadlock in inet_stream_connect (4) net 4 116 2h16m 68d
possible deadlock in kernfs_link_sibling (2) kernfs 4 4568 5m 69d 💬 1 [26d]
possible deadlock in __ipv6_dev_mc_inc net prio:high 4 352 1h29m 70d PATCH [63d]
KASAN: slab-use-after-free Read in dma_buf_fd actionable dri media prio:high 19 21 7d15h 75d PATCH [3h59m]
possible deadlock in lock_mm_and_find_vma (4) mm prio:low 4 1738 18m 88d 💬 2 [33d]
possible deadlock in __kernfs_remove (3) kernfs 4 13 1d06h 88d
possible deadlock in nbd_disconnect_and_put nbd 4 2 10d 97d
KASAN: slab-use-after-free Read in dvb_frontend_release (3) media prio:high 19 C error 97 6h25m 100d PATCH [39d]
BUG: Bad rss-counter state (6) mm -1 103 13h49m 106d
KASAN: slab-out-of-bounds Write in try_module_get (2) modules prio:high 22 214 2h14m 108d PATCH [101d]
KASAN: slab-use-after-free Read in event_handler prio:normal usb 19 8 2d10h 125d
WARNING in unlink_anon_vmas (2) mm -1 C error 30 63d 127d PATCH [127d]
WARNING in drm_wait_one_vblank (3) dri prio:low -1 C error error 3128 71d 134d
WARNING in drm_crtc_wait_one_vblank prio:low dri -1 C error 10529 25m 151d
WARNING in dma_buf_vmap media dri prio:low -1 C 20 14d 170d PATCH [155d]
WARNING in usb_start_wait_urb usb prio:low -1 C error 79 163d 176d PATCH [155d]
WARNING in ieee80211_mgd_probe_ap_send (3) prio:low wireless -1 C 23 25d 184d
WARNING in __page_table_check_ptes_set (3) prio:low mm -1 6 65d 193d
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 45 113d 200d PATCH [194d]
possible deadlock in kernfs_unlink_sibling (2) kernfs 4 2339 14h41m 200d
KASAN: vmalloc-out-of-bounds Write in imageblit (6) fbdev 21 C 4407 1h48m 204d PATCH [180d]
INFO: trying to register non-static key in l2cap_unregister_user bluetooth -1 13 72d 221d
possible deadlock in __synchronize_srcu (3) block prio:low 4 761 1h47m 222d
possible deadlock in comedi_do_insn prio:low comedi 4 148 41d 231d PATCH [210d]
WARNING in path_noexec (2) fs mm prio:low -1 C error 26395 1h33m 237d PATCH [226d]
BUG: corrupted list in flow_block_cb_setup_simple prio:normal net 19 C error 60 13m 255d PATCH [97d]
general protection fault in su3000_i2c_transfer prio:low usb media 2 C done 248 17d 276d PATCH [87d]
WARNING in ieee80211_tx_skb_tid wireless -1 C error 382 36d 281d
WARNING in do_mknodat (3) gfs2 -1 C 240 106d 283d PATCH [250d]
WARNING in ieee80211_free_keys (2) prio:low wireless -1 8 7d20h 289d
possible deadlock in kernfs_remove prio:high kernfs 4 C error done 1141 4h52m 294d 💬 3 [26d]
KASAN: slab-use-after-free Read in hci_uart_write_work bluetooth prio:high 19 syz error error 78 99d 315d 💬 3 [307d]
WARNING: refcount bug in ax25_setsockopt prio:high hams 13 C error error 32 31d 318d 💬 1 [26d]
possible deadlock in nbd_queue_rq prio:low nbd 4 C done error 318 1d01h 323d 💬 7 [33d]
WARNING in lowpan_xmit (2) wpan prio:low -1 C error 1382 23h29m 335d
WARNING in release_mtd_partition (2) mtd -1 C 223 3h19m 335d
possible deadlock in pcpu_alloc_noprof (2) prio:low nbd 4 C error 4100 1h22m 345d
KASAN: slab-use-after-free Read in kernfs_root kernfs prio:high 19 33 8d13h 356d PATCH [3d05h]
possible deadlock in elevator_change block 4 C error 14240 7m 359d
WARNING in ieee80211_tx_h_rate_ctrl wireless prio:low -1 C error error 724 6d13h 361d
KASAN: vmalloc-out-of-bounds Write in fillrect fbdev prio:high 21 260 1h56m 362d PATCH [121d]
possible deadlock in __del_gendisk block 4 C done error 43992 1d07h 364d PATCH [290d]
WARNING in dtv5100_i2c_msg/usb_submit_urb usb -1 C error 590 40m 368d PATCH [182d]
WARNING in mac80211_hwsim_sta_rc_update prio:low wireless -1 C error 178 6d19h 375d
WARNING in nsim_fib_event_nb net -1 C done error 904 80d 389d PATCH [237d]
WARNING in gl861_ctrl_msg/usb_submit_urb prio:low usb -1 C error 271 13h32m 396d PATCH [350d]
possible deadlock in kernfs_iop_getattr prio:low kernfs 4 C done 6552 18h48m 419d 💬 2 [26d]
possible deadlock in l2cap_conn_del bluetooth 4 syz error error 569 61d 420d
WARNING: ODEBUG bug in delete_node (3) afs -1 C done 58 16d 421d 💬 2 [20d]
WARNING in dib0700_i2c_xfer/usb_submit_urb prio:low usb -1 C error 707 1d02h 427d PATCH [350d]
KASAN: wild-memory-access Read in l2cap_connect_cfm bluetooth prio:high 19 C error 339 1h34m 434d 💬 1 [23d]
possible deadlock in autofs_notify_daemon (2) prio:low autofs 4 183 40d 473d
WARNING in ieee80211_request_ibss_scan prio:low wireless -1 513 6d11h 503d
WARNING in __kvm_gpc_refresh (3) prio:high kvm -1 C error 113 2h31m 508d PATCH [77d]
KASAN: slab-use-after-free Read in dvb_device_open prio:normal media 22 C error 8421 3h02m 520d PATCH [491d]
WARNING: held lock freed in bt_accept_dequeue bluetooth prio:high 4 31 44d 523d
WARNING in hci_conn_timeout (2) prio:low bluetooth -1 C error 16170 now 524d
WARNING in __alloc_frozen_pages_noprof dri -1 C done 6101 341d 530d PATCH [529d]
BUG: Bad page state in skb_pp_cow_data net -1 C done 149 9d14h 532d PATCH [201d]
WARNING in cfg802154_switch_netns (3) wpan -1 C error error 22 6d09h 537d 💬 1 [6d08h]
WARNING: refcount bug in device_move kernel prio:high 13 179 2d17h 543d
KASAN: slab-use-after-free Read in folio_evictable (3) prio:high gfs2 mm 19 C 75 118d 545d 💬 7 [189d]
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 C done error 44252 4d11h 546d
general protection fault in dummy_timer (2) usb 2 syz 81 7d23h 547d
general protection fault in bnep_session kernel 7 syz 1344 1d21h 547d
WARNING: locking bug in kvm_xen_set_evtchn_fast kvm kvm-x86 4 C done 700 1d04h 550d PATCH [22d]
general protection fault in device_move prio:high kernel 8 syz error 7467 3h26m 551d
possible deadlock in pipe_lock (6) overlayfs 4 57 51d 563d
KASAN: slab-use-after-free Read in cfusbl_device_notify net 19 178 31d 565d
WARNING in kcov_remote_start (6) kernel prio:low -1 25192 now 567d PATCH [4d14h]
possible deadlock in __submit_bio block 4 C done 60723 13d 568d 💬 3 [21d]
WARNING in __rate_control_send_low (3) prio:low wireless -1 C done 10796 1h23m 576d
KASAN: slab-use-after-free Read in bt_accept_unlink bluetooth 19 syz 161 9h10m 581d 💬 1 [191d]
KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb bluetooth prio:high 19 syz error 196 5h12m 581d 💬 3 [23d]
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) prio:high bluetooth 19 syz error 91 1d02h 601d 💬 3 [121d]
possible deadlock in input_inject_event usb fs 4 C done 3657 2h17m 605d PATCH [220d]
possible deadlock in tty_buffer_flush (3) serial 4 C done 135 2h03m 623d
WARNING in ieee80211_rx_list (3) prio:low wireless -1 C error done 47 41d 623d
kernel BUG in z3fold_page_migrate mm -1 syz 354 423d 628d
WARNING in enable_work usb pm prio:high -1 C error 1811 16d 642d 💬 2 [35d]
possible deadlock in walk_component (4) kernfs 4 C 79 177d 645d 💬 1 [213d]
possible deadlock in console_lock_spinning_enable (5) serial prio:low 4 C done 3966 1d23h 646d 💬 4 [23d]
kernel panic: System is deadlocked on memory (2) prio:high mm 2 156 8h47m 651d
WARNING in firmware_fallback_sysfs (2) kernel -1 234 2d22h 654d
WARNING: ODEBUG bug in hci_release_dev (2) prio:high bluetooth -1 C error 555 13h34m 670d PATCH [58d]
WARNING in __cfg80211_bss_update (2) prio:high wireless -1 C inconclusive 19 15d 685d
possible deadlock in dpm_for_each_dev pm 4 C error error 9 144d 687d
possible deadlock in assign_fw usb 4 C done 184 9d03h 687d PATCH [4d11h]
WARNING in rate_control_rate_init (3) prio:low wireless -1 C done 29848 47m 691d
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 83 15d 698d PATCH [479d]
WARNING in dev_deactivate_many net prio:low -1 C 243 1d16h 700d
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 32 1d11h 721d PATCH [6d21h]
WARNING in usb_free_urb usb media prio:high -1 C inconclusive 7185 16h34m 722d PATCH [25d]
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 665d 728d
WARNING in shmem_evict_inode (3) mm -1 88 2d13h 730d
WARNING in rxe_pool_cleanup prio:high rdma -1 C 957 12h35m 742d 💬 8 [27d]
WARNING in kernfs_get (5) usb kernfs -1 syz inconclusive 649 7h05m 747d 💬 3 [26d]
WARNING: suspicious RCU usage in get_callchain_entry perf prio:normal 4 C error 11548 20m 755d PATCH [110d]
KASAN: slab-use-after-free Read in dtSearch prio:high jfs 19 C inconclusive error 2308 40d 756d
possible deadlock in kernfs_seq_start kernfs 4 C done error 456 18m 758d 💬 8 [119d]
WARNING in hci_recv_frame bluetooth prio:low -1 C error 262 1d16h 759d 💬 1 [23d]
possible deadlock in hfs_extend_file (3) hfs 4 C unreliable 5624 10h33m 767d PATCH [762d]
WARNING in l2cap_chan_send prio:high bluetooth -1 57 41d 771d
INFO: trying to register non-static key in txEnd (2) jfs -1 C done error 4079 150d 772d
KMSAN: uninit-value in __schedule (5) net 22 C 595 81d 775d 💬 1 [104d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 675d 781d 💬 2 [661d]
kernel BUG in jffs2_del_ino_cache jffs2 -1 C error 730 22d 782d PATCH [24d]
possible deadlock in hsr_dev_xmit (2) net 4 C done 1338 1d05h 788d 💬 2 [33d]
WARNING in cm109_input_open/usb_submit_urb (3) prio:high usb input -1 C error 191 2h58m 789d
KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings rdma 19 syz done 34191 now 794d PATCH [777d]
WARNING in l2cap_chan_del prio:high bluetooth -1 361 1d09h 799d
WARNING in io_ring_exit_work (2) prio:high io-uring -1 6768 1d12h 823d 💬 1 [131d]
kernel BUG in txEnd (2) jfs -1 C error 318 11h45m 832d 💬 1 [787d]
WARNING in wdm_rxwork/usb_submit_urb (2) usb -1 C unreliable 115 15d 833d 💬 2 [759d]
KASAN: slab-use-after-free Read in drm_atomic_helper_wait_for_vblanks (2) prio:high dri 19 C 45 117d 833d PATCH [830d]
KASAN: slab-use-after-free Read in jfs_syncpt jfs 19 C inconclusive 1255 1d14h 838d PATCH [20d]
possible deadlock in smc_release smc 4 C error 512 41m 843d 💬 2 [203d]
WARNING in dbAdjTree jfs prio:high -1 C inconclusive 54420 now 858d 💬 3 [26d]
KASAN: slab-use-after-free Read in tty_write_room (2) prio:normal serial 19 syz error error 271 102d 860d 💬 2 [116d]
WARNING: proc registration bug in bcm_connect fs -1 C inconclusive inconclusive 322 630d 895d PATCH [654d]
general protection fault in lock_sock_nested prio:high bluetooth 19 C done done 4502 10d 987d
kernel BUG in filemap_unaccount_folio prio:high mm -1 C done error 492 73d 992d 💬 4 [221d]
possible deadlock in lookup_slow (3) btrfs prio:low 4 C 476 9d08h 1041d
UBSAN: shift-out-of-bounds in befs_check_sb fs prio:high -1 C error done 79 30d 1048d PATCH [690d]
WARNING in btrfs_run_delayed_refs (2) prio:high btrfs -1 C done error 185 2d06h 1068d
WARNING in vkms_get_vblank_timestamp (2) dri -1 C done error 528 173d 1077d 💬 5 [179d]
WARNING in btrfs_put_block_group prio:high btrfs -1 C unreliable error 195 71d 1127d
possible deadlock in evdev_pass_values (2) input prio:high 4 1992 3h45m 1130d
WARNING in btrfs_commit_transaction (2) btrfs prio:low -1 C done error 1226 7d11h 1145d 💬 2 [6d13h]
possible deadlock in br_multicast_rcv (3) bridge 4 C done error 74 2d01h 1225d PATCH [25d]
KASAN: use-after-free Read in release_metapage jfs 19 C error done 2836 15h36m 1239d
possible deadlock in hfs_find_init (2) hfs prio:high 4 C error 7902 2h29m 1245d
general protection fault in txEnd jfs prio:high 22 C error 6735 47m 1248d PATCH [55d]
possible deadlock in hfsplus_find_init hfs prio:high 4 C error error 1052 29d 1250d
kernel BUG in ext4_do_writepages ext4 -1 C error 3150 14h53m 1255d 💬 9 [16d]
possible deadlock in ntfs_fallocate prio:high ntfs3 4 C error error 522 99d 1263d
WARNING in do_mkdirat fs prio:high -1 C error error 747 105d 1269d 💬 22 [833d]
WARNING in path_openat fs -1 C error done 201 15d 1270d 💬 1 [833d]
WARNING in btrfs_remove_chunk btrfs -1 C error inconclusive 458 8d21h 1272d 💬 4 [23d]
possible deadlock in hfsplus_block_allocate hfs 4 C done error 431 6d07h 1273d
possible deadlock in hfsplus_block_free hfs 4 C inconclusive error 393 7d17h 1273d
KASAN: slab-out-of-bounds Read in hfsplus_bnode_read hfs prio:high 21 C error error 521 301d 1276d PATCH [18d]
kernel BUG in hfs_write_inode hfs -1 C error 204063 6m 1277d PATCH [6d01h]
possible deadlock in hfsplus_get_block hfs 4 C error 15605 1d11h 1277d
kernel BUG in close_ctree btrfs -1 C error error 6591 7h38m 1279d 💬 6 [54d]
WARNING in btrfs_chunk_alloc btrfs -1 C inconclusive done 801 9h29m 1280d 💬 5 [23d]
WARNING in call_timer_fn bluetooth prio:high -1 C unreliable 9219 2h54m 1286d 💬 8 [23d]
possible deadlock in filemap_fault exfat 4 C done 3050 3d00h 1299d 💬 4 [9d02h]
WARNING in btrfs_space_info_update_bytes_may_use btrfs -1 C done 5646 2d16h 1302d 💬 7 [23d]
KASAN: use-after-free Read in dbJoin jfs 19 C error inconclusive 1034 38d 1323d
kernel BUG in txUnlock jfs prio:high -1 C error 46691 45m 1332d PATCH [151d]
KASAN: use-after-free Read in usb_anchor_resume_wakeups (4) usb 22 182 2d07h 1332d
general protection fault in write_special_inodes prio:high jfs 19 C inconclusive error 2498 46d 1333d
kernel BUG in jfs_evict_inode prio:high jfs -1 C inconclusive 100545 2h30m 1337d PATCH [174d]
kernel BUG in dbFindLeaf jfs -1 C inconclusive 7102 4h18m 1337d
kernel BUG in gfs2_glock_nq (2) gfs2 -1 C error 1455 12d 1340d 💬 1 [2d10h]
WARNING in ext4_dirty_folio mm prio:low -1 C inconclusive done 25885 2d09h 1521d 💬 2 [2d10h]
WARNING in inc_nlink (3) fs prio:low -1 C error error 7013 5d15h 1530d 💬 1 [16d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 89 2d04h 1565d
WARNING in blk_register_tracepoints block trace prio:low -1 C inconclusive done 109 1d11h 1567d
WARNING in ieee80211_free_ack_frame (2) wireless -1 C error done 201 1d04h 1652d PATCH [740d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel -1 C error error 1026465 now 1653d PATCH [1069d]
possible deadlock in input_event (2) fs 4 C inconclusive 7378 1h49m 1657d 💬 3 [16d]
WARNING in kernfs_remove_by_name_ns (3) kernfs -1 C error 605 6d22h 1659d 💬 3 [26d]
WARNING in pvr2_send_request_ex/usb_submit_urb usb pvrusb2 prio:high -1 C error 35 11d 1722d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net nfc prio:low -1 C unreliable 8584 7h17m 1832d PATCH [1069d]
possible deadlock in vmci_qp_broker_detach kernel 4 C unreliable error 310 23h48m 1886d 💬 2 [1790d]
WARNING in cm109_urb_irq_callback/usb_submit_urb prio:low usb input -1 C unreliable 3645 4h24m 1972d PATCH [1709d]
WARNING in ieee80211_start_next_roc wireless -1 C inconclusive 1227 6h41m 1993d
WARNING in udf_truncate_extents udf -1 C done error 18856 1h18m 2051d 💬 1 [23d]
WARNING in __cfg80211_ibss_joined (2) prio:high wireless -1 C error 6958 8d04h 2069d
BUG: workqueue lockup (5) prio:low kernel 1 C done 15891 1h20m 2323d
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1154 58d 2365d 💬 5 [693d]
WARNING in smsusb_start_streaming/usb_submit_urb usb media -1 C error inconclusive 173 280d 2469d PATCH [749d]
WARNING in rcu_check_gp_start_stall net -1 C done error 2926 3d11h 2649d 💬 9 [2d10h]
WARNING in hfs_bnode_create prio:high hfs -1 C done error 10661 10h33m 2973d PATCH [32d]
moderation (7) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in do_mmap fs mm -1 1 4d04h 3h59m
KASAN: slab-use-after-free Read in netdev_register_kobject (2) kernel 19 2 1d18h 6d16h
general protection fault in wakeup_preempt_fair kernel prio:high 2 3 18d 15d
INFO: task kernel prio:low -1 1 21d 17d
lost connection to test machine (5) -1 C error 3076184 now 2383d
corrupted report (2) jfs hfs sound prio:low -1 1114344 now 2966d
no output from test machine (2) -1 C done 2283128 now 3089d