[ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ 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 '10.128.1.113' (ECDSA) to the list of known hosts. 2021/08/15 02:14:17 parsed 1 programs 2021/08/15 02:14:17 executed programs: 0 syzkaller login: [ 73.147989][ T8464] chnl_net:caif_netlink_parms(): no params data found [ 73.244089][ T8464] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.251702][ T8464] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.260915][ T8464] device bridge_slave_0 entered promiscuous mode [ 73.272279][ T8464] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.279711][ T8464] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.288079][ T8464] device bridge_slave_1 entered promiscuous mode [ 73.318959][ T8464] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.330981][ T8464] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.364505][ T8464] team0: Port device team_slave_0 added [ 73.372108][ T8464] team0: Port device team_slave_1 added [ 73.399636][ T8464] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.407659][ T8464] 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. [ 73.434171][ T8464] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.447258][ T8464] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.454359][ T8464] 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. [ 73.480719][ T8464] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.515868][ T8464] device hsr_slave_0 entered promiscuous mode [ 73.522659][ T8464] device hsr_slave_1 entered promiscuous mode [ 73.641488][ T8464] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.652338][ T8464] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.662680][ T8464] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.672863][ T8464] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.696074][ T8464] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.703320][ T8464] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.711351][ T8464] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.718486][ T8464] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.761979][ T8464] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.775530][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.789359][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.798113][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.807046][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.820332][ T8464] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.831906][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.841071][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.848182][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.859766][ T4149] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.868932][ T4149] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.876039][ T4149] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.896832][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.916728][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.926621][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.936322][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.945976][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.958671][ T8464] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.977863][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.986130][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.999817][ T8464] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.019721][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.040145][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.049417][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.058771][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.068756][ T8464] device veth0_vlan entered promiscuous mode [ 74.083437][ T8464] device veth1_vlan entered promiscuous mode [ 74.104655][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.112734][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.122572][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.134005][ T8464] device veth0_macvtap entered promiscuous mode [ 74.146150][ T8464] device veth1_macvtap entered promiscuous mode [ 74.165745][ T8464] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.173715][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.182584][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.195650][ T8464] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.205462][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.214272][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.227859][ T8464] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.236841][ T8464] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.250503][ T8464] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.260059][ T8464] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.359700][ T179] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.383369][ T179] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.398487][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.421498][ T445] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.430287][ T445] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.440168][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 74.502496][ T8817] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN [ 74.514276][ T8817] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 74.523133][ T8817] CPU: 0 PID: 8817 Comm: syz-executor.0 Not tainted 5.14.0-rc5-syzkaller #0 [ 74.531835][ T8817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.542331][ T8817] RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 [ 74.548086][ T8817] Code: 02 00 0f 85 16 09 00 00 48 8b 85 f0 02 00 00 4d 8d 6c 24 14 4c 89 ea 48 c1 ea 03 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 4f 07 00 00 [ 74.568716][ T8817] RSP: 0018:ffffc9000291fc60 EFLAGS: 00010203 [ 74.574792][ T8817] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 74.582945][ T8817] RDX: 0000000000000002 RSI: ffffffff87c32723 RDI: ffff888147cd2870 [ 74.590979][ T8817] RBP: ffff888147cd2580 R08: 0000000000000001 R09: 00000000fffffff0 [ 74.599064][ T8817] R10: ffffffff87c329b1 R11: 0000000000000000 R12: 0000000000000000 [ 74.607115][ T8817] R13: 0000000000000014 R14: ffff88801a465d08 R15: 0000000000000001 [ 74.615258][ T8817] FS: 0000000002060400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.624202][ T8817] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.630779][ T8817] CR2: 000000000077fffb CR3: 000000001cc4f000 CR4: 00000000001506f0 [ 74.638743][ T8817] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.646717][ T8817] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.654676][ T8817] Call Trace: [ 74.658464][ T8817] ? wait_on_pending_writer+0x430/0x430 [ 74.664011][ T8817] ? __local_bh_enable_ip+0xa0/0x120 [ 74.669296][ T8817] tls_sk_proto_close+0x356/0xaf0 [ 74.674314][ T8817] ? wait_on_pending_writer+0x430/0x430 [ 74.679943][ T8817] ? ip_mc_drop_socket+0x16/0x260 [ 74.684962][ T8817] inet_release+0x12e/0x280 [ 74.689632][ T8817] inet6_release+0x4c/0x70 [ 74.694737][ T8817] __sock_release+0xcd/0x280 [ 74.699403][ T8817] sock_close+0x18/0x20 [ 74.703592][ T8817] __fput+0x288/0x920 [ 74.707566][ T8817] ? __sock_release+0x280/0x280 [ 74.712411][ T8817] task_work_run+0xdd/0x1a0 [ 74.716910][ T8817] exit_to_user_mode_prepare+0x27e/0x290 [ 74.722878][ T8817] syscall_exit_to_user_mode+0x19/0x60 [ 74.728328][ T8817] do_syscall_64+0x42/0xb0 [ 74.732734][ T8817] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.738626][ T8817] RIP: 0033:0x4193fb [ 74.743034][ T8817] Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44 [ 74.762745][ T8817] RSP: 002b:00007ffe9dc7dea0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 74.771271][ T8817] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00000000004193fb [ 74.779404][ T8817] RDX: 0000000000570af8 RSI: 0000000000000001 RDI: 0000000000000005 [ 74.787806][ T8817] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2cb200e0 [ 74.796257][ T8817] R10: ffffffffffffffff R11: 0000000000000293 R12: 0000000000570af8 [ 74.804316][ T8817] R13: 00007ffe9dc7dfc0 R14: 000000000056bf80 R15: 0000000000012309 [ 74.812645][ T8817] Modules linked in: [ 74.823707][ T8817] ---[ end trace 0ae00fa82c304600 ]--- [ 74.829257][ T8817] RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 [ 74.835908][ T8817] Code: 02 00 0f 85 16 09 00 00 48 8b 85 f0 02 00 00 4d 8d 6c 24 14 4c 89 ea 48 c1 ea 03 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 4f 07 00 00 [ 74.857452][ T8817] RSP: 0018:ffffc9000291fc60 EFLAGS: 00010203 [ 74.863829][ T8817] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 74.871883][ T8817] RDX: 0000000000000002 RSI: ffffffff87c32723 RDI: ffff888147cd2870 [ 74.880610][ T8817] RBP: ffff888147cd2580 R08: 0000000000000001 R09: 00000000fffffff0 [ 74.889456][ T8817] R10: ffffffff87c329b1 R11: 0000000000000000 R12: 0000000000000000 [ 74.897948][ T8817] R13: 0000000000000014 R14: ffff88801a465d08 R15: 0000000000000001 [ 74.906307][ T8817] FS: 0000000002060400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.915682][ T8817] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.922509][ T8817] CR2: 000000000077fffb CR3: 000000001cc4f000 CR4: 00000000001506f0 [ 74.931460][ T8817] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.939862][ T8817] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.950158][ T8817] Kernel panic - not syncing: Fatal exception [ 74.958415][ T8817] Kernel Offset: disabled [ 74.962820][ T8817] Rebooting in 86400 seconds..