syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1325]
≡ Subsystems
🐞 Fixed [7151]
🐞 Invalid [18905]
⬇ Missing Backports [220]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

net subsystem


List(s): netdev@vger.kernel.org
Fixed bugs: 1744
Parent subsystem(s): kernel (95)
Child subsystems: atm (1) batman (4) bridge (5) hams (21) intel-wired-lan (0) mptcp (1) netfilter (13) openvswitch (0) ppp (3) rds (0) sctp (4) smc (3) tipc (5) tls (0) wireguard (6) wireless (45) wpan (5) x25 (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: refcount bug in nsim_fib_event_nb (3) prio:normal net 13 9 9d01h 1d11h PATCH [3h02m]
BUG: corrupted list in dev_deactivate_many (2) prio:high net 8 syz 8 1d18h 3d04h PATCH [2h05m]
KASAN: use-after-free Read in filemap_map_pages net prio:high actionable 19 2 12d 10d
KMSAN: uninit-value in __fl_lookup (3) net prio:high 7 1 17d 13d PATCH [2d14h]
possible deadlock in genl_rcv (4) net prio:low 4 11 12d 18d PATCH [11d]
WARNING in stack_depot_save_flags (2) net prio:low -1 1 26d 22d
WARNING in netif_rx_mode_run net prio:low -1 C error 17 3h23m 23d 💬 2 [22d]
INFO: task hung in svc_listen (2) net prio:low 1 C error 8 2d17h 24d 💬 2 [23d]
possible deadlock in rlb_choose_channel (2) net prio:normal 4 1 29d 29d 💬 1 [29d]
possible deadlock in hugetlb_vma_lock_write prio:low mm net 4 2 12d 30d PATCH [28d]
WARNING in qdisc_tree_reduce_backlog (2) prio:high net -1 1 35d 31d PATCH [23d]
unregister_netdevice: waiting for DEV to become free (9) prio:high net 2 syz error 1470 1h15m 31d PATCH [27d]
possible deadlock in sch_direct_xmit (6) prio:normal net 4 108 6h15m 31d
WARNING in hci_sock_sendmsg prio:low net -1 1 43d 42d
WARNING: ODEBUG bug in lane_ioctl (3) net prio:normal -1 C error error 3 47d 43d 💬 2 [42d]
memory leak in __vsock_create (2) prio:high net virt 3 C 2 9d06h 48d PATCH [4d22h]
WARNING: refcount bug in sk_common_release (2) net prio:high 13 10 19d 49d
BUG: spinlock already unlocked in lec_atm_close prio:normal net 4 1 51d 51d
possible deadlock in br_forward_delay_timer_expired (5) net prio:high 4 3 55d 54d
KASAN: use-after-free Read in qdisc_pkt_len_segs_init prio:high net 19 C error 70 5h35m 58d PATCH [48d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal net bpf 19 C error 16 1d09h 70d PATCH [21d]
WARNING: refcount bug in dev_deactivate_many net prio:low 13 C 163 1d00h 71d
general protection fault in lec_atm_close prio:low net 2 2 78d 78d
possible deadlock in tcp_close (3) prio:low net 4 102 4d17h 78d PATCH [76d]
possible deadlock in inet_shutdown (3) net prio:low 4 C error 144 1d19h 78d 💬 1 [77d]
KMSAN: uninit-value in rtl8150_open (2) net usb prio:high 7 5 10d 78d PATCH [48d]
possible deadlock in inet_stream_connect (4) net prio:low 4 146 13h03m 85d
possible deadlock in __ipv6_dev_mc_inc prio:high net 4 426 7h26m 87d PATCH [80d]
WARNING: refcount bug in mpoad_close prio:normal net 13 5 57d 87d PATCH [57d]
KASAN: null-ptr-deref Write in send_to_lecd prio:low net 12 2 94d 94d
BUG: soft lockup in perf_event_open (2) net prio:high 1 8 89d 95d
WARNING: refcount bug in call_timer_fn (4) prio:high virt net 13 22 2d15h 109d
KASAN: slab-use-after-free Read in sk_msg_recvmsg bpf net prio:normal 19 C error error 3 121d 115d PATCH [4h17m]
WARNING in inet_sock_destruct (6) net prio:high -1 C error 304 1h26m 117d 💬 21 [19d]
memory leak in ldisc_receive prio:low net usb 3 C 2 64d 144d PATCH [137d]
INFO: rcu detected stall in cleanup_net (8) net prio:normal 1 C error 32 13d 149d
INFO: rcu detected stall in netlink_recvmsg (5) prio:low net 1 C error error 2 156d 152d
INFO: rcu detected stall in kernfs_fop_write_iter (3) prio:low net 1 syz error error 21 21d 154d
INFO: rcu detected stall in neigh_periodic_work (5) net prio:normal 1 syz error error 1 164d 160d
WARNING in rcu_note_context_switch (5) prio:low net -1 5 16d 167d
INFO: task hung in rxrpc_destroy_all_calls (4) prio:high net afs 1 89 5d11h 169d
INFO: rcu detected stall in rtnl_getlink (2) prio:low net 1 C error error 2 178d 177d
KMSAN: uninit-value in lec_atm_send net prio:low 7 C 11 58d 195d PATCH [182d]
WARNING in virtio_transport_send_pkt_info (2) prio:high kvm net virt -1 C error 4 26d 195d PATCH [1d23h]
INFO: task hung in devlink_health_report (3) prio:low net 1 syz 4 33d 195d 💬 2 [195d]
INFO: rcu detected stall in rescuer_thread (2) prio:high net 1 syz error inconclusive 34 5h14m 216d
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 45 129d 217d PATCH [211d]
possible deadlock in __netdev_update_features (2) net prio:normal 4 29 60d 220d
kernel BUG in set_ipsecrequest net -1 C done error 8 145d 237d PATCH [216d]
WARNING in dev_shutdown (7) prio:high usb net -1 syz error error 25 6d15h 265d
BUG: corrupted list in flow_block_cb_setup_simple prio:normal net 19 C error 69 3d03h 272d PATCH [113d]
WARNING in nfc_rfkill_set_block net nfc prio:high -1 C error error 31 157d 300d 💬 6 [150d]
BUG: sleeping function called from invalid context in dev_set_promiscuity (2) net prio:normal 5 66 48d 338d 💬 2 [337d]
INFO: rcu detected stall in linkwatch_event (5) prio:normal net mm 1 syz error error 3 162d 350d
INFO: rcu detected stall in inet_rtm_newaddr (2) net prio:normal 1 C error inconclusive 7 136d 401d 💬 9 [230d]
INFO: task hung in inet6_rtm_newaddr (2) net prio:high 1 C error inconclusive 10 163d 401d
BUG: soft lockup in hsr_announce (3) prio:normal net 1 37 75d 414d
INFO: rcu detected stall in rtnl_newlink (5) prio:normal net 1 C error 189 2d03h 423d
INFO: rcu detected stall in call_timer_fn (5) net input usb 1 C 9 336d 469d
INFO: task hung in inet_rtm_newaddr net prio:normal 1 C done 136 3d22h 532d
BUG: Bad page state in skb_pp_cow_data net -1 C done 153 5d04h 549d PATCH [217d]
INFO: rcu detected stall in sys_sendmmsg (7) net prio:high 1 132 11h51m 557d
KASAN: slab-use-after-free Read in cfusbl_device_notify net prio:normal 19 178 48d 582d
INFO: task hung in genl_rcv_msg (4) net 1 C done 710 18h51m 616d
INFO: task hung in new_device_store (5) net prio:low 1 C inconclusive error 169 11h56m 622d 💬 18 [159d]
INFO: task hung in tun_chr_close (5) net prio:high 1 C done 681 12h15m 633d
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 641 1d09h 671d
INFO: task hung in addrconf_dad_work (5) net prio:normal 1 C done 1725 5h22m 682d 💬 2 [50d]
INFO: task hung in linkwatch_event (4) prio:low net 1 C done 3579 1d00h 684d 💬 2 [50d]
WARNING in dev_deactivate_many net prio:low -1 C 248 2d04h 717d
KMSAN: uninit-value in nci_ntf_packet (3) prio:high net nfc 7 C 194 122d 725d PATCH [603d]
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 32 18d 738d PATCH [23d]
INFO: task hung in nsim_destroy (4) prio:high net 1 syz error error 442 14d 741d
INFO: task hung in __vhost_worker_flush net virt prio:low 1 C error error 337 37d 742d 💬 12 [49d]
INFO: rcu detected stall in sock_write_iter (3) net prio:low 1 C done error 212 8h47m 765d 💬 1 [765d]
possible deadlock in hsr_dev_xmit (2) net 4 C done 1344 1d11h 805d 💬 2 [50d]
possible deadlock in sock_map_delete_elem net bpf 4 C error done 869 730d 815d
INFO: rcu detected stall in sys_recvmmsg (3) net prio:low 1 266 7h25m 905d
WARNING in tcp_recvmsg_locked (2) prio:normal net -1 C done 13 18d 918d PATCH [136d]
INFO: rcu detected stall in ip_list_rcv (6) prio:low net 1 C done done 58 61d 920d 💬 5 [444d]
INFO: task hung in synchronize_rcu (4) net fs prio:high 1 C done error 3790 28m 1134d 💬 8 [1d21h]
INFO: task hung in del_device_store net prio:low 1 C error 2113 5h46m 1193d 💬 2 [19d]
INFO: task hung in rfkill_sync_work net nfc 1 C done error 110 159d 1262d PATCH [1207d]
KMSAN: uninit-value in bpf_prog_run_generic_xdp prio:low net 7 C 2153 2d11h 1301d PATCH [433d]
INFO: task hung in nfc_rfkill_set_block net nfc 1 C done done 1387 157d 1304d
INFO: task can't die in vlan_ioctl_handler prio:low net 1 syz error error 181 4d13h 1473d
INFO: rcu detected stall in sys_exit_group (7) net 1 C unreliable inconclusive 90 703d 1699d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net nfc prio:low -1 C unreliable 8650 1h51m 1848d PATCH [1086d]
INFO: rcu detected stall in addrconf_dad_work (5) net prio:low 1 C done inconclusive 20 13d 2103d
INFO: rcu detected stall in tc_modify_qdisc net prio:normal 1 C done 649 9h01m 2143d 💬 13 [80d]
KMSAN: uninit-value in eth_type_trans (2) prio:high net 7 C 8722 8h16m 2332d 💬 7 [19d]
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1154 75d 2382d 💬 5 [710d]
WARNING in rcu_check_gp_start_stall net prio:low -1 C done error 2931 4d01h 2666d 💬 9 [19d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: stack guard page was hit in compat_sys_sendmmsg net prio:normal -1 1 23d 19d
KCSAN: data-race in __udp4_lib_mcast_deliver / udp_lib_unhash (4) net race:benign prio:high 6 1 28d 24d
KCSAN: data-race in memchr / vsnprintf (2) prio:low ext4 net 6 2 41d 38d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 prio:low 6 503 2h01m 411d
KCSAN: data-race in console_flush_all / console_flush_all net prio:low 6 95 15d 625d
KCSAN: data-race in data_alloc / prb_reserve net ext4 prio:low 6 1269 6h12m 1903d