DUID 00:04:8a:84:28:17:ce:93:6d:14:d5:a0:40:fa:67:36:71:42 forked to background, child pid 3174 [ 26.591798][ T3175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.601685][ T3175] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.62' (ECDSA) to the list of known hosts. syzkaller login: [ 57.628153][ T3590] cgroup: Unknown subsys name 'net' [ 57.731231][ T3590] cgroup: Unknown subsys name 'rlimit' [ 58.881189][ T3595] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 58.889027][ T3595] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 58.896624][ T3595] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 58.904474][ T3595] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 58.912271][ T3592] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 58.919441][ T3592] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 59.004825][ T3591] chnl_net:caif_netlink_parms(): no params data found [ 59.044306][ T3591] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.051758][ T3591] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.059458][ T3591] device bridge_slave_0 entered promiscuous mode [ 59.068321][ T3591] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.075458][ T3591] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.083334][ T3591] device bridge_slave_1 entered promiscuous mode [ 59.103845][ T3591] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.114627][ T3591] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.136116][ T3591] team0: Port device team_slave_0 added [ 59.143676][ T3591] team0: Port device team_slave_1 added [ 59.160131][ T3591] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.167179][ T3591] 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. [ 59.193137][ T3591] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.205133][ T3591] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.212164][ T3591] 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. [ 59.238373][ T3591] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.263314][ T3591] device hsr_slave_0 entered promiscuous mode [ 59.270491][ T3591] device hsr_slave_1 entered promiscuous mode [ 59.349463][ T3591] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.359428][ T3591] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.368213][ T3591] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.376827][ T3591] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.396737][ T3591] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.403955][ T3591] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.411643][ T3591] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.418691][ T3591] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.460375][ T3591] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.473113][ T141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.483922][ T141] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.492675][ T141] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.500413][ T141] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 59.513226][ T3591] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.523761][ T141] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.532331][ T141] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.539421][ T141] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.563492][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.572470][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.579499][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.587625][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.596794][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.605202][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.613860][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.627450][ T3260] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.637064][ T3591] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.653926][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.661733][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.673736][ T3591] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.783010][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.792017][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.800151][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.808098][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.817254][ T3591] device veth0_vlan entered promiscuous mode [ 59.827986][ T3591] device veth1_vlan entered promiscuous mode [ 59.846984][ T3591] device veth0_macvtap entered promiscuous mode [ 59.854158][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.862816][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.871982][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.880239][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.890674][ T3591] device veth1_macvtap entered promiscuous mode [ 59.906733][ T3591] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.914198][ T3260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.926405][ T3591] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.934248][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.945144][ T3591] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.954549][ T3591] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.963481][ T3591] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.973112][ T3591] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.034369][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.045432][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.060478][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.069979][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 60.080266][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.090169][ T3601] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 60.953007][ T3601] Bluetooth: hci0: command 0x0409 tx timeout executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 63.032378][ T35] Bluetooth: hci0: command 0x041b tx timeout executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 65.112327][ T35] Bluetooth: hci0: command 0x040f tx timeout executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 67.190950][ T3601] Bluetooth: hci0: command 0x0419 tx timeout executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 73.890824][ T4330] general protection fault, probably for non-canonical address 0xdffffc0000000070: 0000 [#1] PREEMPT SMP KASAN [ 73.902569][ T4330] KASAN: null-ptr-deref in range [0x0000000000000380-0x0000000000000387] [ 73.910978][ T4330] CPU: 0 PID: 4330 Comm: syz-executor356 Not tainted 5.17.0-rc8-syzkaller #0 [ 73.919741][ T4330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.929789][ T4330] RIP: 0010:llc_build_and_send_test_pkt+0xda/0x1f0 [ 73.936298][ T4330] Code: 48 c1 ea 03 80 3c 02 00 0f 85 20 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 5d 10 48 8d bb 80 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f0 00 00 00 48 8b b3 80 03 00 00 48 8d 7d 2e ba [ 73.955909][ T4330] RSP: 0018:ffffc90003f0f898 EFLAGS: 00010202 [ 73.961980][ T4330] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 73.969954][ T4330] RDX: 0000000000000070 RSI: ffffffff874f26b8 RDI: 0000000000000380 [ 73.977998][ T4330] RBP: ffff88807b964640 R08: 0000000000000000 R09: 0000000000000009 [ 73.985965][ T4330] R10: ffffffff874f9d17 R11: 0000000000000000 R12: ffff8880195e6000 [ 73.993918][ T4330] R13: ffff8880747b1510 R14: 0000000000000002 R15: 0000000000000000 [ 74.001879][ T4330] FS: 00007f2f9b75f700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.010799][ T4330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.017373][ T4330] CR2: 00007ffcb5fd4960 CR3: 00000000149b5000 CR4: 00000000003506f0 [ 74.025340][ T4330] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.033302][ T4330] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.041259][ T4330] Call Trace: [ 74.044522][ T4330] [ 74.047446][ T4330] llc_ui_sendmsg+0x9f9/0x10d0 [ 74.052212][ T4330] ? llc_ui_connect+0xcb0/0xcb0 [ 74.057058][ T4330] ? aa_af_perm+0x230/0x230 [ 74.061557][ T4330] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.067795][ T4330] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.074030][ T4330] ? llc_ui_connect+0xcb0/0xcb0 [ 74.078868][ T4330] sock_sendmsg+0xcf/0x120 [ 74.083277][ T4330] ____sys_sendmsg+0x331/0x810 [ 74.088031][ T4330] ? kernel_sendmsg+0x50/0x50 [ 74.092695][ T4330] ? do_recvmmsg+0x6d0/0x6d0 [ 74.097284][ T4330] ___sys_sendmsg+0xf3/0x170 [ 74.101867][ T4330] ? sendmsg_copy_msghdr+0x160/0x160 [ 74.107141][ T4330] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.113379][ T4330] ? find_held_lock+0x2d/0x110 [ 74.118134][ T4330] ? __might_fault+0xd1/0x170 [ 74.122817][ T4330] ? lock_downgrade+0x6e0/0x6e0 [ 74.127663][ T4330] __sys_sendmmsg+0x195/0x470 [ 74.132338][ T4330] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.137349][ T4330] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 74.143329][ T4330] ? llc_ui_shutdown+0x170/0x170 [ 74.148259][ T4330] ? __context_tracking_exit+0xb8/0xe0 [ 74.153709][ T4330] ? lock_downgrade+0x6e0/0x6e0 [ 74.158549][ T4330] ? lock_downgrade+0x6e0/0x6e0 [ 74.163390][ T4330] ? __x64_sys_futex+0x1b9/0x4a0 [ 74.168318][ T4330] __x64_sys_sendmmsg+0x99/0x100 [ 74.173246][ T4330] ? syscall_enter_from_user_mode+0x21/0x70 [ 74.179130][ T4330] do_syscall_64+0x35/0xb0 [ 74.183540][ T4330] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.189420][ T4330] RIP: 0033:0x7f2f9bfb4379 [ 74.193821][ T4330] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 16 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 74.213416][ T4330] RSP: 002b:00007f2f9b75f2e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.221817][ T4330] RAX: ffffffffffffffda RBX: 00007f2f9c03e4c0 RCX: 00007f2f9bfb4379 [ 74.229783][ T4330] RDX: 03fffffffffffeed RSI: 0000000020001380 RDI: 0000000000000004 [ 74.237745][ T4330] RBP: 00007f2f9c03e4cc R08: 0000000000000000 R09: 0000000000000000 [ 74.245704][ T4330] R10: 000000001f000000 R11: 0000000000000246 R12: 0000000000000003 [ 74.253661][ T4330] R13: 0000000000000004 R14: 00007f2f9b75f6b8 R15: 00007f2f9c03e4c8 [ 74.261623][ T4330] [ 74.264625][ T4330] Modules linked in: [ 74.270897][ T4330] ---[ end trace 0000000000000000 ]--- [ 74.276398][ T4330] RIP: 0010:llc_build_and_send_test_pkt+0xda/0x1f0 [ 74.283126][ T4330] Code: 48 c1 ea 03 80 3c 02 00 0f 85 20 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 5d 10 48 8d bb 80 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f0 00 00 00 48 8b b3 80 03 00 00 48 8d 7d 2e ba [ 74.302929][ T4330] RSP: 0018:ffffc90003f0f898 EFLAGS: 00010202 [ 74.309045][ T4330] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 74.317193][ T4330] RDX: 0000000000000070 RSI: ffffffff874f26b8 RDI: 0000000000000380 [ 74.325293][ T4330] RBP: ffff88807b964640 R08: 0000000000000000 R09: 0000000000000009 [ 74.333428][ T4330] R10: ffffffff874f9d17 R11: 0000000000000000 R12: ffff8880195e6000 [ 74.341520][ T4330] R13: ffff8880747b1510 R14: 0000000000000002 R15: 0000000000000000 [ 74.349519][ T4330] FS: 00007f2f9b75f700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.358540][ T4330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.365164][ T4330] CR2: 00007f2f9c0094c8 CR3: 00000000149b5000 CR4: 00000000003506f0 [ 74.373292][ T4330] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.381382][ T4330] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.389384][ T4330] Kernel panic - not syncing: Fatal exception [ 74.395574][ T4330] Kernel Offset: disabled [ 74.399880][ T4330] Rebooting in 86400 seconds..