DUID 00:04:00:dd:10:da:7f:85:b5:90:fb:fd:97:ac:66:d6:08:36 forked to background, child pid 3180 [ 30.053792][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.065976][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 76.189618][ T14] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.82' (ECDSA) to the list of known hosts. 2022/11/07 12:13:13 fuzzer started 2022/11/07 12:13:14 connecting to host at 10.128.0.169:39041 2022/11/07 12:13:14 checking machine... 2022/11/07 12:13:14 checking revisions... 2022/11/07 12:13:14 testing simple program... [ 122.074250][ T3618] cgroup: Unknown subsys name 'net' [ 122.193610][ T3618] cgroup: Unknown subsys name 'rlimit' [ 123.484483][ T3621] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 123.493358][ T3621] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 123.501003][ T3621] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 123.509519][ T3621] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 123.517218][ T3621] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 123.524536][ T3621] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 123.532990][ T3620] Bluetooth: hci0: HCI_REQ-0x0c1a [ 123.644576][ T3620] chnl_net:caif_netlink_parms(): no params data found [ 123.688006][ T3620] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.695620][ T3620] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.703752][ T3620] device bridge_slave_0 entered promiscuous mode [ 123.712888][ T3620] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.720109][ T3620] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.728349][ T3620] device bridge_slave_1 entered promiscuous mode [ 123.748692][ T3620] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 123.760343][ T3620] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 123.788618][ T3620] team0: Port device team_slave_0 added [ 123.795989][ T3620] team0: Port device team_slave_1 added [ 123.814721][ T3620] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 123.821808][ T3620] 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. [ 123.847841][ T3620] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 123.860405][ T3620] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 123.867512][ T3620] 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. [ 123.893506][ T3620] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 123.923227][ T3620] device hsr_slave_0 entered promiscuous mode [ 123.930285][ T3620] device hsr_slave_1 entered promiscuous mode [ 124.014209][ T3620] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 124.024601][ T3620] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 124.033875][ T3620] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 124.042848][ T3620] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 124.063559][ T3620] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.070815][ T3620] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.079049][ T3620] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.086114][ T3620] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.131130][ T3620] 8021q: adding VLAN 0 to HW filter on device bond0 [ 124.142936][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 124.153918][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.163355][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.171245][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 124.184037][ T3620] 8021q: adding VLAN 0 to HW filter on device team0 [ 124.196322][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 124.205555][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.212676][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.238929][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 124.247680][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.254731][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.263636][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 124.272953][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 124.281481][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.290622][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 124.301817][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.311418][ T3620] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 124.407822][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 124.415273][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 124.426335][ T3620] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 124.443711][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 124.463065][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 124.471570][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 124.480468][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 124.491034][ T3620] device veth0_vlan entered promiscuous mode [ 124.502363][ T3620] device veth1_vlan entered promiscuous mode [ 124.521063][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 124.529205][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 124.538434][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 124.549469][ T3620] device veth0_macvtap entered promiscuous mode [ 124.559430][ T3620] device veth1_macvtap entered promiscuous mode [ 124.575491][ T3620] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 124.583933][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 124.593628][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 124.605180][ T3620] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 124.613033][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 124.624920][ T3620] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 124.634289][ T3620] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 124.645324][ T3620] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 124.654728][ T3620] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 124.718923][ T1142] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 124.727071][ T1142] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 124.741844][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 124.758490][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 124.766462][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 124.775217][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/11/07 12:13:17 building call list... executing program [ 125.066970][ T41] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 executing program [ 127.890454][ T41] ------------[ cut here ]------------ [ 127.896182][ T41] WARNING: CPU: 1 PID: 41 at net/core/devlink.c:9998 devl_port_unregister+0x2f6/0x390 [ 127.928697][ T41] Modules linked in: [ 127.932649][ T41] CPU: 1 PID: 41 Comm: kworker/u4:2 Not tainted 6.1.0-rc3-syzkaller-00774-g6c8fae0caf5d #0 [ 127.956668][ T41] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 127.976771][ T41] Workqueue: netns cleanup_net [ 127.981712][ T41] RIP: 0010:devl_port_unregister+0x2f6/0x390 [ 128.006668][ T41] Code: e8 3f 39 0b fa 85 ed 0f 85 7a fd ff ff e8 62 3c 0b fa 0f 0b e9 6e fd ff ff e8 56 3c 0b fa 0f 0b e9 53 ff ff ff e8 4a 3c 0b fa <0f> 0b e9 94 fd ff ff e8 ae ae 57 fa e9 78 ff ff ff e8 74 ae 57 fa [ 128.052160][ T41] RSP: 0018:ffffc90000b27a08 EFLAGS: 00010293 [ 128.066708][ T41] RAX: 0000000000000000 RBX: ffff888017a36010 RCX: 0000000000000000 [ 128.083032][ T41] RDX: ffff888011bb0000 RSI: ffffffff877175d6 RDI: 0000000000000005 [ 128.101892][ T41] RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000 [ 128.126788][ T41] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888017a36010 [ 128.134833][ T41] R13: ffff888017a36008 R14: ffff888017a35000 R15: ffff888017a36000 [ 128.156666][ T41] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 128.187011][ T41] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.193659][ T41] CR2: 00005572704bc068 CR3: 00000000283d6000 CR4: 00000000003506e0 [ 128.220166][ T41] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 128.246670][ T41] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 128.254698][ T41] Call Trace: [ 128.266768][ T41] [ 128.269740][ T41] __nsim_dev_port_del+0x1bb/0x240 [ 128.286684][ T41] nsim_dev_reload_destroy+0x171/0x510 [ 128.292295][ T41] nsim_dev_reload_down+0x6b/0xd0 [ 128.306676][ T41] devlink_reload+0x1c2/0x6b0 [ 128.311413][ T41] ? devlink_remote_reload_actions_performed+0xa0/0xa0 [ 128.336734][ T41] ? xa_find+0x330/0x330 [ 128.341046][ T41] ? devlinks_xa_find_get.constprop.0+0x170/0x260 [ 128.356782][ T41] devlink_pernet_pre_exit+0x104/0x1c0 [ 128.362312][ T41] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 128.376697][ T41] ? cttimeout_net_pre_exit+0x109/0x500 [ 128.382299][ T41] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 128.406687][ T41] cleanup_net+0x451/0xb10 [ 128.411185][ T41] ? unregister_pernet_device+0x70/0x70 [ 128.426689][ T41] process_one_work+0x9bf/0x1710 [ 128.431715][ T41] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 128.446717][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 128.451726][ T41] ? _raw_spin_lock_irq+0x41/0x50 [ 128.466709][ T41] worker_thread+0x665/0x1080 [ 128.471464][ T41] ? __kthread_parkme+0x15f/0x220 [ 128.486719][ T41] ? process_one_work+0x1710/0x1710 [ 128.491996][ T41] kthread+0x2e4/0x3a0 [ 128.496103][ T41] ? kthread_complete_and_exit+0x40/0x40 [ 128.516701][ T41] ret_from_fork+0x1f/0x30 [ 128.521231][ T41] [ 128.524291][ T41] Kernel panic - not syncing: panic_on_warn set ... [ 128.530891][ T41] CPU: 1 PID: 41 Comm: kworker/u4:2 Not tainted 6.1.0-rc3-syzkaller-00774-g6c8fae0caf5d #0 [ 128.541078][ T41] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 128.551164][ T41] Workqueue: netns cleanup_net [ 128.555957][ T41] Call Trace: [ 128.559229][ T41] [ 128.562153][ T41] dump_stack_lvl+0xcd/0x134 [ 128.566756][ T41] panic+0x2c8/0x622 [ 128.570675][ T41] ? panic_print_sys_info.part.0+0x110/0x110 [ 128.576690][ T41] ? __warn.cold+0x24b/0x350 [ 128.581303][ T41] ? devl_port_unregister+0x2f6/0x390 [ 128.586700][ T41] __warn.cold+0x25c/0x350 [ 128.591135][ T41] ? devl_port_unregister+0x2f6/0x390 [ 128.596526][ T41] report_bug+0x1bc/0x210 [ 128.600886][ T41] handle_bug+0x3c/0x70 [ 128.605063][ T41] exc_invalid_op+0x14/0x40 [ 128.609583][ T41] asm_exc_invalid_op+0x16/0x20 [ 128.614445][ T41] RIP: 0010:devl_port_unregister+0x2f6/0x390 [ 128.620449][ T41] Code: e8 3f 39 0b fa 85 ed 0f 85 7a fd ff ff e8 62 3c 0b fa 0f 0b e9 6e fd ff ff e8 56 3c 0b fa 0f 0b e9 53 ff ff ff e8 4a 3c 0b fa <0f> 0b e9 94 fd ff ff e8 ae ae 57 fa e9 78 ff ff ff e8 74 ae 57 fa [ 128.640070][ T41] RSP: 0018:ffffc90000b27a08 EFLAGS: 00010293 [ 128.646146][ T41] RAX: 0000000000000000 RBX: ffff888017a36010 RCX: 0000000000000000 [ 128.654151][ T41] RDX: ffff888011bb0000 RSI: ffffffff877175d6 RDI: 0000000000000005 [ 128.662139][ T41] RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000 [ 128.670126][ T41] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888017a36010 [ 128.678121][ T41] R13: ffff888017a36008 R14: ffff888017a35000 R15: ffff888017a36000 [ 128.686121][ T41] ? devl_port_unregister+0x2f6/0x390 [ 128.691527][ T41] ? devl_port_unregister+0x2f6/0x390 [ 128.696932][ T41] __nsim_dev_port_del+0x1bb/0x240 [ 128.702079][ T41] nsim_dev_reload_destroy+0x171/0x510 [ 128.707746][ T41] nsim_dev_reload_down+0x6b/0xd0 [ 128.712798][ T41] devlink_reload+0x1c2/0x6b0 [ 128.717505][ T41] ? devlink_remote_reload_actions_performed+0xa0/0xa0 [ 128.724390][ T41] ? xa_find+0x330/0x330 [ 128.728661][ T41] ? devlinks_xa_find_get.constprop.0+0x170/0x260 [ 128.735110][ T41] devlink_pernet_pre_exit+0x104/0x1c0 [ 128.741117][ T41] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 128.747566][ T41] ? cttimeout_net_pre_exit+0x109/0x500 [ 128.753135][ T41] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 128.759576][ T41] cleanup_net+0x451/0xb10 [ 128.764020][ T41] ? unregister_pernet_device+0x70/0x70 [ 128.769600][ T41] process_one_work+0x9bf/0x1710 [ 128.774573][ T41] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 128.779986][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 128.784946][ T41] ? _raw_spin_lock_irq+0x41/0x50 [ 128.790013][ T41] worker_thread+0x665/0x1080 [ 128.794742][ T41] ? __kthread_parkme+0x15f/0x220 [ 128.799794][ T41] ? process_one_work+0x1710/0x1710 [ 128.805020][ T41] kthread+0x2e4/0x3a0 [ 128.809117][ T41] ? kthread_complete_and_exit+0x40/0x40 [ 128.814774][ T41] ret_from_fork+0x1f/0x30 [ 128.819240][ T41] [ 128.822323][ T41] Kernel Offset: disabled [ 128.826747][ T41] Rebooting in 86400 seconds..