[ OK ] Started Getty on tty3. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty2. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.178' (ECDSA) to the list of known hosts. 2021/10/29 17:49:51 parsed 1 programs syzkaller login: [ 412.984971][ T6551] cgroup: Unknown subsys name 'net' [ 412.997595][ T6551] cgroup: Unknown subsys name 'rlimit' 2021/10/29 17:49:51 executed programs: 0 [ 414.572883][ T6565] chnl_net:caif_netlink_parms(): no params data found [ 414.649638][ T6565] bridge0: port 1(bridge_slave_0) entered blocking state [ 414.657799][ T6565] bridge0: port 1(bridge_slave_0) entered disabled state [ 414.667443][ T6565] device bridge_slave_0 entered promiscuous mode [ 414.676864][ T6565] bridge0: port 2(bridge_slave_1) entered blocking state [ 414.684020][ T6565] bridge0: port 2(bridge_slave_1) entered disabled state [ 414.692220][ T6565] device bridge_slave_1 entered promiscuous mode [ 414.720605][ T6565] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 414.731400][ T6565] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 414.762188][ T6565] team0: Port device team_slave_0 added [ 414.769603][ T6565] team0: Port device team_slave_1 added [ 414.798226][ T6565] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 414.805179][ T6565] 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. [ 414.832565][ T6565] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 414.847334][ T6565] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 414.854280][ T6565] 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. [ 414.880587][ T6565] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 414.919624][ T6565] device hsr_slave_0 entered promiscuous mode [ 414.927090][ T6565] device hsr_slave_1 entered promiscuous mode [ 415.047607][ T6565] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 415.058680][ T6565] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 415.068506][ T6565] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 415.078901][ T6565] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 415.101626][ T6565] bridge0: port 2(bridge_slave_1) entered blocking state [ 415.108841][ T6565] bridge0: port 2(bridge_slave_1) entered forwarding state [ 415.116668][ T6565] bridge0: port 1(bridge_slave_0) entered blocking state [ 415.123761][ T6565] bridge0: port 1(bridge_slave_0) entered forwarding state [ 415.169634][ T6565] 8021q: adding VLAN 0 to HW filter on device bond0 [ 415.182568][ T6730] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 415.194188][ T6730] bridge0: port 1(bridge_slave_0) entered disabled state [ 415.203153][ T6730] bridge0: port 2(bridge_slave_1) entered disabled state [ 415.212056][ T6730] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 415.227242][ T6565] 8021q: adding VLAN 0 to HW filter on device team0 [ 415.239407][ T6729] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 415.248289][ T6729] bridge0: port 1(bridge_slave_0) entered blocking state [ 415.255542][ T6729] bridge0: port 1(bridge_slave_0) entered forwarding state [ 415.277586][ T6729] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 415.286207][ T6729] bridge0: port 2(bridge_slave_1) entered blocking state [ 415.293440][ T6729] bridge0: port 2(bridge_slave_1) entered forwarding state [ 415.302277][ T6729] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 415.311890][ T6729] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 415.322334][ T2970] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 415.333794][ T6730] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 415.347759][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 415.358307][ T6565] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 415.376574][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 415.383949][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 415.398941][ T6565] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 415.417076][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 415.434878][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 415.443905][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 415.452614][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 415.465031][ T6565] device veth0_vlan entered promiscuous mode [ 415.476843][ T6565] device veth1_vlan entered promiscuous mode [ 415.498705][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 415.507517][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 415.516995][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 415.529082][ T6565] device veth0_macvtap entered promiscuous mode [ 415.539236][ T6565] device veth1_macvtap entered promiscuous mode [ 415.554717][ T6565] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 415.563323][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 415.574766][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 415.586940][ T6565] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 415.594300][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 415.603841][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 415.617009][ T6565] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 415.628338][ T6565] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 415.637548][ T6565] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 415.647556][ T6565] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 415.725318][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 415.733562][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 415.766347][ T1167] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 415.774264][ T1167] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 415.784731][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 415.793550][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 416.436473][ T6900] Bluetooth: hci0: command 0x0409 tx timeout 2021/10/29 17:49:56 executed programs: 74 [ 418.516306][ T6902] Bluetooth: hci0: command 0x041b tx timeout [ 420.586196][ T6903] Bluetooth: hci0: command 0x040f tx timeout [ 422.674585][ T6903] Bluetooth: hci0: command 0x0419 tx timeout 2021/10/29 17:50:01 executed programs: 230 2021/10/29 17:50:06 executed programs: 387 2021/10/29 17:50:11 executed programs: 631 2021/10/29 17:50:16 executed programs: 927 [ 439.785665][ T1360] ieee802154 phy0 wpan0: encryption failed: -22 [ 439.792254][ T1360] ieee802154 phy1 wpan1: encryption failed: -22 2021/10/29 17:50:21 executed programs: 1223 2021/10/29 17:50:26 executed programs: 1523 2021/10/29 17:50:31 executed programs: 1816 2021/10/29 17:50:36 executed programs: 2110 2021/10/29 17:50:41 executed programs: 2404 2021/10/29 17:50:46 executed programs: 2704 2021/10/29 17:50:52 executed programs: 3000 2021/10/29 17:50:57 executed programs: 3296 2021/10/29 17:51:02 executed programs: 3590 [ 483.717007][T18350] ------------[ cut here ]------------ [ 483.722496][T18350] WARNING: CPU: 1 PID: 18350 at kernel/locking/lockdep.c:898 look_up_lock_class+0x110/0x120 [ 483.732591][T18350] Modules linked in: [ 483.736466][T18350] CPU: 1 PID: 18350 Comm: syz-executor.0 Not tainted 5.15.0-rc7-syzkaller #0 [ 483.745314][T18350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 483.755367][T18350] RIP: 0010:look_up_lock_class+0x110/0x120 [ 483.761163][T18350] Code: 31 db 85 c0 74 af 83 3d d5 89 e1 03 00 75 a6 31 db 48 c7 c7 c0 ec 4e 8a 48 c7 c6 00 ed 4e 8a 31 c0 e8 94 1e 53 f7 0f 0b eb 8b <0f> 0b eb 87 e8 c7 fa ff ff 0f 1f 80 00 00 00 00 55 53 bd 01 00 00 [ 483.780855][T18350] RSP: 0018:ffffc9000485f8f8 EFLAGS: 00010006 [ 483.787085][T18350] RAX: ffffffff8f827ae0 RBX: ffffffff8f6ad5a0 RCX: 0000000000000527 [ 483.795133][T18350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88801a4270a0 [ 483.803144][T18350] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 483.811186][T18350] R10: ffffed10173a64a2 R11: 0000000000000000 R12: ffff88801a4270a0 [ 483.819136][T18350] R13: ffffc9000485f9c0 R14: 1ffff9200090bf30 R15: dffffc0000000000 [ 483.827132][T18350] FS: 00007eff4b471700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 483.836063][T18350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 483.842640][T18350] CR2: 0000000000000004 CR3: 0000000014ffb000 CR4: 00000000003506e0 [ 483.850613][T18350] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 483.858564][T18350] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 483.866516][T18350] Call Trace: [ 483.869782][T18350] register_lock_class+0x110/0x1390 [ 483.875024][T18350] ? register_lock_class+0x110/0x1390 [ 483.880393][T18350] ? lockdep_init_map_type+0x9b0/0x9b0 [ 483.885827][T18350] ? lockdep_init_map_type+0x9b0/0x9b0 [ 483.891264][T18350] ? tomoyo_check_acl+0x3e6/0x430 [ 483.896381][T18350] __lock_acquire+0x149/0x2b00 [ 483.901131][T18350] ? rcu_read_lock_sched_held+0x89/0x130 [ 483.906792][T18350] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 483.912801][T18350] ? trace_lock_acquire+0x190/0x190 [ 483.917982][T18350] ? trace_lock_acquire+0x190/0x190 [ 483.923208][T18350] lock_acquire+0x19f/0x4d0 [ 483.927695][T18350] ? lock_sock_nested+0x6e/0x100 [ 483.932677][T18350] ? read_lock_is_recursive+0x10/0x10 [ 483.938031][T18350] ? __local_bh_disable_ip+0x16d/0x200 [ 483.943525][T18350] ? lock_sock_nested+0x6e/0x100 [ 483.948472][T18350] ? __bpf_trace_softirq+0x10/0x10 [ 483.953566][T18350] ? tomoyo_socket_connect_permission+0x278/0x370 [ 483.959961][T18350] ? tomoyo_check_inet_address+0xaa0/0xaa0 [ 483.965752][T18350] ? lock_sock_nested+0x6e/0x100 [ 483.970690][T18350] _raw_spin_lock_bh+0x31/0x40 [ 483.975479][T18350] ? lock_sock_nested+0x6e/0x100 [ 483.980396][T18350] lock_sock_nested+0x6e/0x100 [ 483.985138][T18350] inet_dgram_connect+0x13b/0x370 [ 483.990183][T18350] ? security_socket_connect+0x9d/0xb0 [ 483.995667][T18350] ? __inet_bind+0xbc0/0xbc0 [ 484.000248][T18350] __sys_connect+0x38a/0x410 [ 484.004821][T18350] ? __sys_connect_file+0x170/0x170 [ 484.010003][T18350] ? lockdep_hardirqs_on+0x95/0x140 [ 484.015183][T18350] __x64_sys_connect+0x76/0x80 [ 484.019941][T18350] do_syscall_64+0x44/0xd0 [ 484.024341][T18350] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 484.030215][T18350] RIP: 0033:0x7eff4bd1ca39 [ 484.034617][T18350] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 [ 484.054206][T18350] RSP: 002b:00007eff4b471188 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 484.062612][T18350] RAX: ffffffffffffffda RBX: 00007eff4be30020 RCX: 00007eff4bd1ca39 [ 484.070562][T18350] RDX: 000000000000001c RSI: 0000000020000040 RDI: 0000000000000005 [ 484.078519][T18350] RBP: 00007eff4bd76e8f R08: 0000000000000000 R09: 0000000000000000 [ 484.086556][T18350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 484.094506][T18350] R13: 00007fffc30e3daf R14: 00007eff4b471300 R15: 0000000000022000 [ 484.102465][T18350] Kernel panic - not syncing: panic_on_warn set ... [ 484.109025][T18350] CPU: 1 PID: 18350 Comm: syz-executor.0 Not tainted 5.15.0-rc7-syzkaller #0 [ 484.117759][T18350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 484.127791][T18350] Call Trace: [ 484.131051][T18350] dump_stack_lvl+0x1dc/0x2d8 [ 484.135773][T18350] ? show_regs_print_info+0x12/0x12 [ 484.140958][T18350] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 484.146713][T18350] panic+0x2d6/0x810 [ 484.150601][T18350] ? __warn+0x13e/0x270 [ 484.154740][T18350] ? nmi_panic+0x90/0x90 [ 484.158965][T18350] __warn+0x26a/0x270 [ 484.162928][T18350] ? look_up_lock_class+0x110/0x120 [ 484.168109][T18350] ? look_up_lock_class+0x110/0x120 [ 484.173293][T18350] report_bug+0x1b1/0x2e0 [ 484.177612][T18350] handle_bug+0x3d/0x70 [ 484.181865][T18350] exc_invalid_op+0x16/0x40 [ 484.186354][T18350] asm_exc_invalid_op+0x12/0x20 [ 484.191203][T18350] RIP: 0010:look_up_lock_class+0x110/0x120 [ 484.197005][T18350] Code: 31 db 85 c0 74 af 83 3d d5 89 e1 03 00 75 a6 31 db 48 c7 c7 c0 ec 4e 8a 48 c7 c6 00 ed 4e 8a 31 c0 e8 94 1e 53 f7 0f 0b eb 8b <0f> 0b eb 87 e8 c7 fa ff ff 0f 1f 80 00 00 00 00 55 53 bd 01 00 00 [ 484.216694][T18350] RSP: 0018:ffffc9000485f8f8 EFLAGS: 00010006 [ 484.222753][T18350] RAX: ffffffff8f827ae0 RBX: ffffffff8f6ad5a0 RCX: 0000000000000527 [ 484.230717][T18350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88801a4270a0 [ 484.238674][T18350] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 484.246629][T18350] R10: ffffed10173a64a2 R11: 0000000000000000 R12: ffff88801a4270a0 [ 484.254667][T18350] R13: ffffc9000485f9c0 R14: 1ffff9200090bf30 R15: dffffc0000000000 [ 484.262627][T18350] register_lock_class+0x110/0x1390 [ 484.267810][T18350] ? register_lock_class+0x110/0x1390 [ 484.273171][T18350] ? lockdep_init_map_type+0x9b0/0x9b0 [ 484.278609][T18350] ? lockdep_init_map_type+0x9b0/0x9b0 [ 484.284050][T18350] ? tomoyo_check_acl+0x3e6/0x430 [ 484.289063][T18350] __lock_acquire+0x149/0x2b00 [ 484.293820][T18350] ? rcu_read_lock_sched_held+0x89/0x130 [ 484.299457][T18350] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 484.305425][T18350] ? trace_lock_acquire+0x190/0x190 [ 484.310618][T18350] ? trace_lock_acquire+0x190/0x190 [ 484.315824][T18350] lock_acquire+0x19f/0x4d0 [ 484.320317][T18350] ? lock_sock_nested+0x6e/0x100 [ 484.325251][T18350] ? read_lock_is_recursive+0x10/0x10 [ 484.330621][T18350] ? __local_bh_disable_ip+0x16d/0x200 [ 484.336070][T18350] ? lock_sock_nested+0x6e/0x100 [ 484.340995][T18350] ? __bpf_trace_softirq+0x10/0x10 [ 484.346222][T18350] ? tomoyo_socket_connect_permission+0x278/0x370 [ 484.352632][T18350] ? tomoyo_check_inet_address+0xaa0/0xaa0 [ 484.358510][T18350] ? lock_sock_nested+0x6e/0x100 [ 484.363427][T18350] _raw_spin_lock_bh+0x31/0x40 [ 484.368185][T18350] ? lock_sock_nested+0x6e/0x100 [ 484.373103][T18350] lock_sock_nested+0x6e/0x100 [ 484.377887][T18350] inet_dgram_connect+0x13b/0x370 [ 484.382890][T18350] ? security_socket_connect+0x9d/0xb0 [ 484.388324][T18350] ? __inet_bind+0xbc0/0xbc0 [ 484.392891][T18350] __sys_connect+0x38a/0x410 [ 484.397507][T18350] ? __sys_connect_file+0x170/0x170 [ 484.402687][T18350] ? lockdep_hardirqs_on+0x95/0x140 [ 484.407904][T18350] __x64_sys_connect+0x76/0x80 [ 484.412738][T18350] do_syscall_64+0x44/0xd0 [ 484.417134][T18350] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 484.423004][T18350] RIP: 0033:0x7eff4bd1ca39 [ 484.427398][T18350] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 [ 484.446987][T18350] RSP: 002b:00007eff4b471188 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 484.455397][T18350] RAX: ffffffffffffffda RBX: 00007eff4be30020 RCX: 00007eff4bd1ca39 [ 484.463349][T18350] RDX: 000000000000001c RSI: 0000000020000040 RDI: 0000000000000005 [ 484.471300][T18350] RBP: 00007eff4bd76e8f R08: 0000000000000000 R09: 0000000000000000 [ 484.479259][T18350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 484.487218][T18350] R13: 00007fffc30e3daf R14: 00007eff4b471300 R15: 0000000000022000 [ 484.495243][T18350] Kernel Offset: disabled [ 484.499560][T18350] Rebooting in 86400 seconds..