syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1332]
≡ Subsystems
🐞 Fixed [7157]
🐞 Invalid [18926]
⬇ Missing Backports [221]
≡ 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: 1748
Parent subsystem(s): kernel (96)
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 (46) wpan (5) x25 (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
UBSAN: shift-out-of-bounds in xfrm_selector_match (3) net prio:high -1 1 1d13h 2h34m PATCH [2h28m]
possible deadlock in __ethtool_get_link_ksettings net 4 10 5m 4h02m
possible deadlock in udp_sendmsg (2) prio:low net 4 2 1d20h 2d07h PATCH [3h37m]
general protection fault in skb_segment (5) prio:normal net 2 32 41d 2d19h PATCH [2d10h]
KASAN: slab-use-after-free Read in ipvlan_hard_header (4) prio:high net actionable 19 2 41d 2d21h PATCH [6h44m]
KCSAN: data-race in xfrm_lookup_with_ifid / xfrm_policy_delete net race:benign prio:low 6 1 3d07h 3d05h PATCH [2d23h]
KASAN: use-after-free Read in filemap_map_pages net prio:high actionable 19 2 16d 13d
KMSAN: uninit-value in __fl_lookup (3) net prio:high 7 1 21d 17d PATCH [1d23h]
possible deadlock in genl_rcv (4) net prio:low 4 11 15d 21d PATCH [15d]
WARNING in stack_depot_save_flags (2) prio:low net -1 1 30d 26d
WARNING in netif_rx_mode_run prio:low net -1 C error 17 3d21h 26d 💬 2 [26d]
INFO: task hung in svc_listen (2) prio:low net 1 C error 8 6d11h 27d 💬 2 [27d]
possible deadlock in rlb_choose_channel (2) prio:normal net 4 1 33d 33d 💬 1 [32d]
possible deadlock in hugetlb_vma_lock_write prio:low mm net 4 2 16d 34d PATCH [32d]
WARNING in qdisc_tree_reduce_backlog (2) prio:high net -1 1 39d 35d PATCH [27d]
unregister_netdevice: waiting for DEV to become free (9) prio:high net 2 syz error 1918 now 35d PATCH [30d]
possible deadlock in sch_direct_xmit (6) prio:normal net 4 112 15h17m 35d
WARNING in hci_sock_sendmsg prio:low net -1 1 47d 45d
WARNING: ODEBUG bug in lane_ioctl (3) net prio:normal -1 C error error 3 51d 47d 💬 2 [46d]
memory leak in __vsock_create (2) prio:high net virt 3 C 2 13d 52d PATCH [8d16h]
WARNING: refcount bug in sk_common_release (2) net prio:high 13 10 23d 52d
BUG: spinlock already unlocked in lec_atm_close prio:normal net 4 1 55d 54d
possible deadlock in br_forward_delay_timer_expired (5) prio:high net 4 3 58d 58d
KASAN: use-after-free Read in qdisc_pkt_len_segs_init prio:high net 19 C error 75 20h40m 61d PATCH [52d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal net bpf 19 C error 19 23h06m 74d PATCH [24d]
WARNING: refcount bug in dev_deactivate_many net prio:low 13 C 166 10h15m 75d
general protection fault in lec_atm_close prio:low net 2 2 82d 82d
possible deadlock in tcp_close (3) prio:low net 4 108 2h15m 82d PATCH [80d]
possible deadlock in inet_shutdown (3) net prio:low 4 C error 149 5h52m 82d 💬 1 [81d]
KMSAN: uninit-value in rtl8150_open (2) net usb prio:high 7 5 13d 82d PATCH [52d]
possible deadlock in inet_stream_connect (4) prio:low net 4 153 9h11m 89d
possible deadlock in __ipv6_dev_mc_inc prio:high net 4 441 4h22m 91d PATCH [84d]
WARNING: refcount bug in mpoad_close prio:normal net 13 5 61d 91d PATCH [61d]
KASAN: null-ptr-deref Write in send_to_lecd prio:low net 12 2 98d 97d
BUG: soft lockup in perf_event_open (2) net prio:high 1 9 2d13h 99d
WARNING: refcount bug in call_timer_fn (4) prio:high virt net 13 22 6d09h 113d
KASAN: slab-use-after-free Read in sk_msg_recvmsg bpf net prio:normal 19 C error error 3 124d 119d PATCH [9h11m]
WARNING in inet_sock_destruct (6) net prio:high -1 C error 334 3h31m 121d 💬 21 [22d]
memory leak in ldisc_receive prio:low net usb 3 C 2 68d 148d PATCH [141d]
INFO: rcu detected stall in cleanup_net (8) net prio:normal 1 C error 32 16d 152d
INFO: rcu detected stall in netlink_recvmsg (5) prio:low net 1 C error error 2 160d 156d
INFO: rcu detected stall in kernfs_fop_write_iter (3) prio:low net 1 syz error error 21 25d 158d
INFO: rcu detected stall in neigh_periodic_work (5) net prio:normal 1 syz error error 1 168d 164d
WARNING in rcu_note_context_switch (5) prio:low net -1 5 20d 170d
INFO: task hung in rxrpc_destroy_all_calls (4) prio:high net afs 1 91 5h22m 173d
INFO: rcu detected stall in rtnl_getlink (2) prio:low net 1 C error error 2 181d 181d
KMSAN: uninit-value in lec_atm_send net prio:low 7 C 11 62d 198d PATCH [186d]
WARNING in virtio_transport_send_pkt_info (2) prio:high kvm net virt -1 C error 4 30d 199d PATCH [2d11h]
INFO: task hung in devlink_health_report (3) prio:low net 1 syz 4 37d 199d 💬 2 [199d]
INFO: rcu detected stall in rescuer_thread (2) prio:high net 1 syz error inconclusive 38 1d09h 220d
KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) net 19 C 45 133d 221d PATCH [215d]
possible deadlock in __netdev_update_features (2) net prio:normal 4 29 64d 223d
kernel BUG in set_ipsecrequest net -1 C done error 8 149d 241d PATCH [219d]
WARNING in dev_shutdown (7) prio:high usb net -1 syz error error 25 10d 269d
BUG: corrupted list in flow_block_cb_setup_simple prio:normal net 19 C error 82 2d19h 276d PATCH [117d]
WARNING in nfc_rfkill_set_block net nfc prio:high -1 C error error 31 160d 304d 💬 6 [154d]
BUG: sleeping function called from invalid context in dev_set_promiscuity (2) net prio:normal 5 66 52d 341d 💬 2 [341d]
INFO: rcu detected stall in linkwatch_event (5) prio:normal net mm 1 syz error error 3 166d 354d
INFO: rcu detected stall in inet_rtm_newaddr (2) net prio:normal 1 C error inconclusive 7 140d 404d 💬 9 [234d]
INFO: task hung in inet6_rtm_newaddr (2) net prio:high 1 C error inconclusive 10 167d 404d
BUG: soft lockup in hsr_announce (3) prio:normal net 1 37 79d 418d
INFO: rcu detected stall in rtnl_newlink (5) prio:normal net 1 C error 190 2d14h 427d
INFO: rcu detected stall in call_timer_fn (5) net input usb 1 C 9 339d 473d
INFO: task hung in inet_rtm_newaddr net prio:normal 1 C done 137 3d16h 536d
BUG: Bad page state in skb_pp_cow_data net -1 C done 155 4h10m 553d PATCH [221d]
INFO: rcu detected stall in sys_sendmmsg (7) net prio:high 1 136 1d22h 561d
KASAN: slab-use-after-free Read in cfusbl_device_notify net prio:normal 19 178 51d 586d
INFO: task hung in genl_rcv_msg (4) net 1 C done 714 1d09h 620d
INFO: task hung in new_device_store (5) net prio:low 1 C inconclusive error 170 4h49m 626d 💬 18 [162d]
INFO: task hung in tun_chr_close (5) net prio:high 1 C done 683 1d07h 637d
INFO: task hung in switchdev_deferred_process_work (3) net 1 C inconclusive 642 2d01h 675d
INFO: task hung in addrconf_dad_work (5) net prio:normal 1 C done 1726 2d23h 685d 💬 2 [54d]
INFO: task hung in linkwatch_event (4) prio:low net 1 C done 3581 1d02h 688d 💬 2 [54d]
WARNING in dev_deactivate_many net prio:low -1 C 248 5d22h 720d
KMSAN: uninit-value in nci_ntf_packet (3) prio:high net nfc 7 C 194 126d 728d PATCH [607d]
UBSAN: array-index-out-of-bounds in llc_conn_state_process (2) net 15 32 21d 741d PATCH [27d]
INFO: task hung in nsim_destroy (4) prio:high net 1 syz error error 442 18d 745d
INFO: task hung in __vhost_worker_flush net virt prio:low 1 C error error 337 41d 746d 💬 12 [52d]
INFO: rcu detected stall in sock_write_iter (3) net prio:low 1 C done error 213 2d03h 768d 💬 1 [768d]
possible deadlock in hsr_dev_xmit (2) net 4 C done 1348 1d06h 808d 💬 2 [54d]
possible deadlock in sock_map_delete_elem net bpf 4 C error done 869 734d 818d
INFO: rcu detected stall in sys_recvmmsg (3) net prio:low 1 267 1d06h 909d
WARNING in tcp_recvmsg_locked (2) prio:normal net -1 C done 13 22d 922d PATCH [140d]
INFO: rcu detected stall in ip_list_rcv (6) prio:low net 1 C done done 58 64d 924d 💬 5 [448d]
INFO: task hung in synchronize_rcu (4) net fs prio:high 1 C done error 3817 5h16m 1138d 💬 8 [5d14h]
INFO: task hung in del_device_store net prio:low 1 C error 2123 2h09m 1197d 💬 2 [22d]
INFO: task hung in rfkill_sync_work net nfc 1 C done error 110 162d 1266d PATCH [1210d]
KMSAN: uninit-value in bpf_prog_run_generic_xdp prio:low net 7 C 2159 12h12m 1304d PATCH [437d]
INFO: task hung in nfc_rfkill_set_block net nfc 1 C done done 1387 160d 1307d
INFO: task can't die in vlan_ioctl_handler prio:low net 1 syz error error 181 8d07h 1477d
INFO: rcu detected stall in sys_exit_group (7) net 1 C unreliable inconclusive 90 707d 1703d
BUG: MAX_LOCKDEP_KEYS too low! (2) no-reminders net nfc prio:low -1 C unreliable 8663 10h28m 1852d PATCH [1089d]
INFO: rcu detected stall in addrconf_dad_work (5) net prio:low 1 C done inconclusive 20 17d 2106d
INFO: rcu detected stall in tc_modify_qdisc net prio:normal 1 C done 649 4d02h 2147d 💬 13 [84d]
KMSAN: uninit-value in eth_type_trans (2) prio:high net 7 C 8746 1h22m 2335d 💬 7 [22d]
possible deadlock in __dev_queue_xmit (3) net 4 C done inconclusive 1154 79d 2386d 💬 5 [714d]
WARNING in rcu_check_gp_start_stall net prio:low -1 C done error 2933 1d06h 2669d 💬 9 [22d]
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 26d 22d
KCSAN: data-race in __udp4_lib_mcast_deliver / udp_lib_unhash (4) race:benign prio:high net 6 1 32d 28d
KCSAN: data-race in memchr / vsnprintf (2) prio:low ext4 net 6 2 45d 41d
KCSAN: data-race in _prb_read_valid / data_alloc net ext4 prio:low 6 508 16h55m 415d
KCSAN: data-race in console_flush_all / console_flush_all net prio:low 6 95 19d 629d
KCSAN: data-race in data_alloc / prb_reserve net ext4 prio:low 6 1270 1d22h 1907d