Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '[localhost]:43242' (ECDSA) to the list of known hosts. 2020/10/07 13:25:11 parsed 1 programs 2020/10/07 13:25:12 executed programs: 0 syzkaller login: [ 267.500232][ T8194] IPVS: ftp: loaded support on port[0] = 21 [ 267.819560][ T8194] chnl_net:caif_netlink_parms(): no params data found [ 267.903252][ T8194] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.913640][ T8194] bridge0: port 1(bridge_slave_0) entered disabled state [ 267.926102][ T8194] device bridge_slave_0 entered promiscuous mode [ 267.944368][ T8194] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.954140][ T8194] bridge0: port 2(bridge_slave_1) entered disabled state [ 267.965921][ T8194] device bridge_slave_1 entered promiscuous mode [ 267.992675][ T8194] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 268.011843][ T8194] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 268.066604][ T8194] team0: Port device team_slave_0 added [ 268.088369][ T8194] team0: Port device team_slave_1 added [ 268.129259][ T8194] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 268.146980][ T8194] 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. [ 268.210504][ T8194] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 268.245886][ T8194] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 268.261346][ T8194] 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. [ 268.316360][ T8194] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 268.349913][ T8194] device hsr_slave_0 entered promiscuous mode [ 268.360239][ T8194] device hsr_slave_1 entered promiscuous mode [ 268.524189][ T8194] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 268.543397][ T8194] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 268.563218][ T8194] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 268.573990][ T8194] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 268.618640][ T8194] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.630110][ T8194] bridge0: port 2(bridge_slave_1) entered forwarding state [ 268.640502][ T8194] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.649691][ T8194] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.742697][ T8194] 8021q: adding VLAN 0 to HW filter on device bond0 [ 268.765322][ T2792] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 268.781134][ T2792] bridge0: port 1(bridge_slave_0) entered disabled state [ 268.793864][ T2792] bridge0: port 2(bridge_slave_1) entered disabled state [ 268.810059][ T2792] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 268.838845][ T8194] 8021q: adding VLAN 0 to HW filter on device team0 [ 268.857636][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 268.884220][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 268.917101][ T23] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.943686][ T23] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.975568][ T1241] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 268.988780][ T1241] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 268.999424][ T1241] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.009481][ T1241] bridge0: port 2(bridge_slave_1) entered forwarding state [ 269.041459][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 269.058653][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 269.072775][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 269.089108][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 269.104334][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 269.122063][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 269.144962][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 269.164524][ T8203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 269.188433][ T8203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 269.229070][ T8194] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 269.263719][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 269.286026][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 269.308495][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 269.344297][ T8194] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 269.360043][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 269.375609][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 269.403049][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 269.418327][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.446514][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 269.456695][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.470135][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.471264][ T8205] Bluetooth: hci0: command 0x0409 tx timeout [ 269.481442][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.500403][ T8194] device veth0_vlan entered promiscuous mode [ 269.518821][ T8194] device veth1_vlan entered promiscuous mode [ 269.565777][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 269.576642][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 269.586904][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 269.596902][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 269.612427][ T8194] device veth0_macvtap entered promiscuous mode [ 269.628768][ T8194] device veth1_macvtap entered promiscuous mode [ 269.660375][ T8194] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 269.670502][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 269.682502][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 269.694774][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 269.706932][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 269.726088][ T8194] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 269.742887][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 269.768719][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 269.797472][ T8194] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 269.814134][ T8194] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 269.828334][ T8194] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 269.841662][ T8194] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 269.976397][ T8202] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 269.989420][ T8202] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 270.006230][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 270.008467][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 270.019393][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 270.041952][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 270.183973][ T8194] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation 2020/10/07 13:25:17 executed programs: 30 [ 271.551224][ T23] Bluetooth: hci0: command 0x041b tx timeout [ 273.641015][ T8205] Bluetooth: hci0: command 0x040f tx timeout [ 274.323727][ T8866] ------------[ cut here ]------------ [ 274.331351][ T8866] WARNING: CPU: 3 PID: 8866 at kernel/locking/lockdep.c:853 register_lock_class+0x1f0/0x1630 [ 274.334541][ T8866] Kernel panic - not syncing: panic_on_warn set ... [ 274.334541][ T8866] CPU: 3 PID: 8866 Comm: syz-executor.0 Not tainted 5.9.0-rc8-syzkaller #0 [ 274.334541][ T8866] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014 [ 274.334541][ T8866] Call Trace: [ 274.334541][ T8866] dump_stack+0x198/0x1fd [ 274.334541][ T8866] panic+0x382/0x7fb [ 274.334541][ T8866] ? __warn_printk+0xf3/0xf3 [ 274.334541][ T8866] ? printk+0xba/0xed [ 274.334541][ T8866] ? log_store.cold+0x16/0x16 [ 274.334541][ T8866] ? __warn.cold+0x5/0x4b [ 274.334541][ T8866] ? __warn+0xd6/0x1f2 [ 274.334541][ T8866] ? register_lock_class+0x1f0/0x1630 [ 274.334541][ T8866] __warn.cold+0x20/0x4b [ 274.334541][ T8866] ? register_lock_class+0x1f0/0x1630 [ 274.334541][ T8866] report_bug+0x1bd/0x210 [ 274.334541][ T8866] handle_bug+0x38/0x90 [ 274.334541][ T8866] exc_invalid_op+0x14/0x40 [ 274.334541][ T8866] asm_exc_invalid_op+0x12/0x20 [ 274.334541][ T8866] RIP: 0010:register_lock_class+0x1f0/0x1630 [ 274.334541][ T8866] Code: 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 fd 0f 00 00 4d 3b 67 18 74 0b 49 81 3f 00 e5 9a 8c 74 02 <0f> 0b 85 ed 0f 84 b2 00 00 00 f6 44 24 04 01 0f 85 a7 00 00 00 83 [ 274.334541][ T8866] RSP: 0018:ffffc9000c747a20 EFLAGS: 00010006 [ 274.334541][ T8866] RAX: dffffc0000000000 RBX: 1ffff920018e8f4b RCX: ffffffff8d442160 [ 274.334541][ T8866] RDX: 1ffff1100315ef17 RSI: 0000000000000000 RDI: ffff888018af78b8 [ 274.334541][ T8866] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 274.334541][ T8866] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff89444680 [ 274.334541][ T8866] R13: ffffffff8dfe8900 R14: ffffffff8d107b80 R15: ffff888018af78a0 [ 274.334541][ T8866] ? is_dynamic_key+0x1a0/0x1a0 [ 274.334541][ T8866] ? lock_is_held_type+0xbb/0xf0 [ 274.334541][ T8866] ? find_held_lock+0x2d/0x110 [ 274.334541][ T8866] __lock_acquire+0x101/0x5780 [ 274.334541][ T8866] ? lock_downgrade+0x830/0x830 [ 274.334541][ T8866] ? aa_profile_af_perm+0x2e0/0x2e0 [ 274.334541][ T8866] ? tomoyo_check_unix_acl+0x100/0x100 [ 274.334541][ T8866] ? lockdep_hardirqs_on_prepare+0x530/0x530 [ 274.334541][ T8866] ? tomoyo_check_inet_address+0xe6/0x710 [ 274.334541][ T8866] ? tomoyo_unix_entry+0x5f0/0x5f0 [ 274.334541][ T8866] lock_acquire+0x1f3/0xaf0 [ 274.334541][ T8866] ? lock_sock_nested+0x3b/0x110 [ 274.334541][ T8866] ? lock_is_held_type+0xbb/0xf0 [ 274.334541][ T8866] ? lock_release+0x8f0/0x8f0 [ 274.334541][ T8866] ? lock_is_held_type+0xbb/0xf0 [ 274.334541][ T8866] ? __might_fault+0x11f/0x1d0 [ 274.334541][ T8866] _raw_spin_lock_bh+0x2f/0x40 [ 274.334541][ T8866] ? lock_sock_nested+0x3b/0x110 [ 274.334541][ T8866] lock_sock_nested+0x3b/0x110 [ 274.334541][ T8866] inet_autobind+0x1a/0x190 [ 274.334541][ T8866] inet_dgram_connect+0x245/0x2d0 [ 274.334541][ T8866] ? inet_autobind+0x190/0x190 [ 274.334541][ T8866] __sys_connect_file+0x155/0x1a0 [ 274.334541][ T8866] __sys_connect+0x161/0x190 [ 274.334541][ T8866] ? __sys_connect_file+0x1a0/0x1a0 [ 274.334541][ T8866] ? lock_is_held_type+0xbb/0xf0 [ 274.334541][ T8866] ? lock_is_held_type+0xbb/0xf0 [ 274.334541][ T8866] ? lock_is_held_type+0xbb/0xf0 [ 274.334541][ T8866] ? syscall_enter_from_user_mode_prepare+0x13/0x30 [ 274.334541][ T8866] __ia32_sys_connect+0x6e/0xb0 [ 274.334541][ T8866] __do_fast_syscall_32+0x60/0x90 [ 274.334541][ T8866] do_fast_syscall_32+0x2f/0x70 [ 274.334541][ T8866] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 274.334541][ T8866] RIP: 0023:0xf7f6a549 [ 274.334541][ T8866] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 274.334541][ T8866] RSP: 002b:00000000f77430bc EFLAGS: 00000296 ORIG_RAX: 000000000000016a [ 274.334541][ T8866] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000020000180 [ 274.334541][ T8866] RDX: 000000000000001c RSI: 0000000000000000 RDI: 0000000000000000 [ 274.334541][ T8866] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 274.334541][ T8866] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 274.334541][ T8866] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 274.334541][ T8866] Kernel Offset: disabled [ 274.334541][ T8866] Rebooting in 86400 seconds..