DUID 00:04:22:6a:1f:62:54:25:21:a9:cf:52:ab:bd:c7:70:d9:1c forked to background, child pid 3182 [ 31.439352][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 31.451470][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 81.358512][ T25] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.3' (ECDSA) to the list of known hosts. 2021/12/20 11:52:34 parsed 1 programs [ 1361.849970][ T3681] cgroup: Unknown subsys name 'net' [ 1361.963983][ T3681] cgroup: Unknown subsys name 'rlimit' 2021/12/20 11:52:35 executed programs: 0 [ 1363.290878][ T3687] chnl_net:caif_netlink_parms(): no params data found [ 1363.336287][ T3687] bridge0: port 1(bridge_slave_0) entered blocking state [ 1363.344939][ T3687] bridge0: port 1(bridge_slave_0) entered disabled state [ 1363.353283][ T3687] device bridge_slave_0 entered promiscuous mode [ 1363.362796][ T3687] bridge0: port 2(bridge_slave_1) entered blocking state [ 1363.370195][ T3687] bridge0: port 2(bridge_slave_1) entered disabled state [ 1363.378674][ T3687] device bridge_slave_1 entered promiscuous mode [ 1363.399146][ T3687] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1363.410693][ T3687] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1363.432690][ T3687] team0: Port device team_slave_0 added [ 1363.440099][ T3687] team0: Port device team_slave_1 added [ 1363.457689][ T3687] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1363.464660][ T3687] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1363.491224][ T3687] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1363.503671][ T3687] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1363.510683][ T3687] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1363.536865][ T3687] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1363.562143][ T3687] device hsr_slave_0 entered promiscuous mode [ 1363.569455][ T3687] device hsr_slave_1 entered promiscuous mode [ 1363.648192][ T3687] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1363.659613][ T3687] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1363.669311][ T3687] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1363.679678][ T3687] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1363.700804][ T3687] bridge0: port 2(bridge_slave_1) entered blocking state [ 1363.708019][ T3687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1363.715743][ T3687] bridge0: port 1(bridge_slave_0) entered blocking state [ 1363.722901][ T3687] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1363.768000][ T3687] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1363.782887][ T3687] 8021q: adding VLAN 0 to HW filter on device team0 [ 1363.791660][ T3698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1363.801141][ T3698] bridge0: port 1(bridge_slave_0) entered disabled state [ 1363.810473][ T3698] bridge0: port 2(bridge_slave_1) entered disabled state [ 1363.819191][ T3698] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1363.837226][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1363.845599][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 1363.852691][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1363.860216][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1363.869054][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 1363.876113][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1363.897752][ T3700] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1363.906355][ T3700] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1363.915004][ T3700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1363.927968][ T3700] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1363.935694][ T3700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1363.947203][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1363.964403][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1363.972034][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1363.986188][ T3687] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1364.004283][ T3697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1364.023845][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1364.032627][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1364.040660][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1364.051622][ T3687] device veth0_vlan entered promiscuous mode [ 1364.062083][ T3687] device veth1_vlan entered promiscuous mode [ 1364.081942][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1364.090013][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1364.098333][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1364.109145][ T3687] device veth0_macvtap entered promiscuous mode [ 1364.119020][ T3687] device veth1_macvtap entered promiscuous mode [ 1364.134552][ T3687] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1364.143080][ T3697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1364.152367][ T3697] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1364.164233][ T3687] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1364.172294][ T3697] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1364.184177][ T3687] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1364.193228][ T3687] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1364.202096][ T3687] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1364.210840][ T3687] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1364.271882][ T54] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1364.291977][ T54] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1364.305613][ T10] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1364.306575][ T1782] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1364.314926][ T10] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1364.331206][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1365.288245][ T1782] Bluetooth: hci0: command 0x0409 tx timeout [ 1367.356906][ T1782] Bluetooth: hci0: command 0x041b tx timeout 2021/12/20 11:52:41 executed programs: 2 [ 1369.437238][ T1782] Bluetooth: hci0: command 0x040f tx timeout [ 1371.516771][ T1782] Bluetooth: hci0: command 0x0419 tx timeout 2021/12/20 11:52:47 executed programs: 4 2021/12/20 11:52:53 executed programs: 6 2021/12/20 11:53:00 executed programs: 9 2021/12/20 11:53:06 executed programs: 11 2021/12/20 11:53:12 executed programs: 13 2021/12/20 11:53:18 executed programs: 15 2021/12/20 11:53:24 executed programs: 17 2021/12/20 11:53:30 executed programs: 19 [ 1422.798635][ T1227] ieee802154 phy0 wpan0: encryption failed: -22 [ 1422.805145][ T1227] ieee802154 phy1 wpan1: encryption failed: -22 2021/12/20 11:53:36 executed programs: 21 2021/12/20 11:53:42 executed programs: 23 2021/12/20 11:53:48 executed programs: 25 2021/12/20 11:53:54 executed programs: 27 2021/12/20 11:54:01 executed programs: 29 2021/12/20 11:54:07 executed programs: 31 2021/12/20 11:54:13 executed programs: 33 2021/12/20 11:54:19 executed programs: 35 2021/12/20 11:54:25 executed programs: 37 2021/12/20 11:54:31 executed programs: 39 [ 1484.240998][ T1227] ieee802154 phy0 wpan0: encryption failed: -22 [ 1484.247392][ T1227] ieee802154 phy1 wpan1: encryption failed: -22 2021/12/20 11:54:37 executed programs: 42 [ 1486.317418][ T3697] Bluetooth: hci0: command 0x0406 tx timeout 2021/12/20 11:54:43 executed programs: 44 2021/12/20 11:54:49 executed programs: 46 2021/12/20 11:54:55 executed programs: 48 2021/12/20 11:55:01 executed programs: 50 2021/12/20 11:55:08 executed programs: 52 2021/12/20 11:55:14 executed programs: 54 2021/12/20 11:55:20 executed programs: 56 [ 1531.148974][ C1] skbuff: skb_over_panic: text:ffffffff8823a908 len:4096 put:4096 head:ffff888076ad5000 data:ffff888076ad5000 tail:0x1000 end:0xc0 dev: [ 1531.164434][ C1] ------------[ cut here ]------------ [ 1531.169951][ C1] kernel BUG at net/core/skbuff.c:113! [ 1531.175426][ C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 1531.181498][ C1] CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.16.0-rc5-syzkaller #0 [ 1531.189743][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1531.200673][ C1] RIP: 0010:skb_panic+0x16c/0x16e [ 1531.205870][ C1] Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 e0 3a ad 8a ff 74 24 10 ff 74 24 20 e8 7d 25 c2 ff <0f> 0b e8 d6 32 38 f8 4c 8b 64 24 18 e8 0c ee 7e f8 48 c7 c1 80 47 [ 1531.226362][ C1] RSP: 0018:ffffc90000d979e0 EFLAGS: 00010286 [ 1531.232443][ C1] RAX: 000000000000008b RBX: ffff888014b83dc0 RCX: 0000000000000000 [ 1531.240426][ C1] RDX: ffff8880119dd700 RSI: ffffffff815f21d8 RDI: fffff520001b2f2e [ 1531.248401][ C1] RBP: ffffffff8aad47c0 R08: 000000000000008b R09: 0000000000000000 [ 1531.256369][ C1] R10: ffffffff815ebf7e R11: 0000000000000000 R12: ffffffff8823a908 [ 1531.264338][ C1] R13: 0000000000001000 R14: ffffffff8aad3aa0 R15: 00000000000000c0 [ 1531.272302][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 1531.281230][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1531.287808][ C1] CR2: 0000000020000080 CR3: 000000006dc45000 CR4: 00000000003506e0 [ 1531.295865][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1531.303828][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1531.311793][ C1] Call Trace: [ 1531.315073][ C1] [ 1531.318000][ C1] ? isotp_rcv+0xa38/0x1e30 [ 1531.322594][ C1] skb_put.cold+0x24/0x24 [ 1531.326955][ C1] isotp_rcv+0xa38/0x1e30 [ 1531.331285][ C1] ? isotp_send_fc.isra.0+0xb20/0xb20 [ 1531.336662][ C1] can_rcv_filter+0x445/0x8d0 [ 1531.341381][ C1] can_receive+0x31d/0x580 [ 1531.345798][ C1] can_rcv+0x120/0x1c0 [ 1531.349863][ C1] ? can_receive+0x580/0x580 [ 1531.354451][ C1] __netif_receive_skb_one_core+0x114/0x180 [ 1531.360388][ C1] ? __netif_receive_skb_core+0x3770/0x3770 [ 1531.366281][ C1] ? process_backlog+0x12a/0x6c0 [ 1531.371219][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 1531.376186][ C1] ? do_raw_spin_lock+0x120/0x2b0 [ 1531.381209][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 1531.386145][ C1] __netif_receive_skb+0x24/0x1b0 [ 1531.391258][ C1] process_backlog+0x2a5/0x6c0 [ 1531.396020][ C1] __napi_poll+0xaf/0x440 [ 1531.400347][ C1] net_rx_action+0x801/0xb40 [ 1531.404939][ C1] ? napi_threaded_poll+0x520/0x520 [ 1531.410140][ C1] ? sched_clock_cpu+0x15/0x1f0 [ 1531.415029][ C1] __do_softirq+0x29b/0x9c2 [ 1531.419579][ C1] ? __irq_exit_rcu+0x180/0x180 [ 1531.424469][ C1] run_ksoftirqd+0x2d/0x60 [ 1531.428882][ C1] smpboot_thread_fn+0x645/0x9c0 [ 1531.433862][ C1] ? __smpboot_create_thread.part.0+0x370/0x370 [ 1531.440189][ C1] kthread+0x405/0x4f0 [ 1531.444287][ C1] ? set_kthread_struct+0x130/0x130 [ 1531.449493][ C1] ret_from_fork+0x1f/0x30 [ 1531.453924][ C1] [ 1531.456933][ C1] Modules linked in: [ 1531.460844][ C1] ---[ end trace 1fef7b6a22b45f10 ]--- [ 1531.466296][ C1] RIP: 0010:skb_panic+0x16c/0x16e [ 1531.471398][ C1] Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 e0 3a ad 8a ff 74 24 10 ff 74 24 20 e8 7d 25 c2 ff <0f> 0b e8 d6 32 38 f8 4c 8b 64 24 18 e8 0c ee 7e f8 48 c7 c1 80 47 [ 1531.491041][ C1] RSP: 0018:ffffc90000d979e0 EFLAGS: 00010286 [ 1531.497140][ C1] RAX: 000000000000008b RBX: ffff888014b83dc0 RCX: 0000000000000000 [ 1531.505120][ C1] RDX: ffff8880119dd700 RSI: ffffffff815f21d8 RDI: fffff520001b2f2e [ 1531.513129][ C1] RBP: ffffffff8aad47c0 R08: 000000000000008b R09: 0000000000000000 [ 1531.521131][ C1] R10: ffffffff815ebf7e R11: 0000000000000000 R12: ffffffff8823a908 [ 1531.529132][ C1] R13: 0000000000001000 R14: ffffffff8aad3aa0 R15: 00000000000000c0 [ 1531.537305][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 1531.546342][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1531.553041][ C1] CR2: 0000000020000080 CR3: 000000006dc45000 CR4: 00000000003506e0 [ 1531.561041][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1531.569064][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1531.577065][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 1531.584514][ C1] Kernel Offset: disabled [ 1531.588830][ C1] Rebooting in 86400 seconds..