Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.237' (ECDSA) to the list of known hosts. 2021/09/12 17:19:08 parsed 1 programs 2021/09/12 17:19:09 executed programs: 0 syzkaller login: [ 77.309931][ T8447] chnl_net:caif_netlink_parms(): no params data found [ 77.383370][ T8447] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.392181][ T8447] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.401104][ T8447] device bridge_slave_0 entered promiscuous mode [ 77.411590][ T8447] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.418862][ T8447] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.426481][ T8447] device bridge_slave_1 entered promiscuous mode [ 77.454677][ T8447] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.465766][ T8447] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.499874][ T8447] team0: Port device team_slave_0 added [ 77.507214][ T8447] team0: Port device team_slave_1 added [ 77.546585][ T8447] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.555628][ T8447] 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. [ 77.583207][ T8447] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.596082][ T8447] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.603118][ T8447] 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. [ 77.630961][ T8447] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.668828][ T8447] device hsr_slave_0 entered promiscuous mode [ 77.675955][ T8447] device hsr_slave_1 entered promiscuous mode [ 77.797511][ T8447] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.808266][ T8447] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.819161][ T8447] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.828335][ T8447] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.850002][ T8447] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.857137][ T8447] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.864874][ T8447] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.872001][ T8447] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.916807][ T8447] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.930644][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.942439][ T20] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.951496][ T20] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.960612][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 77.974381][ T8447] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.985375][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.994855][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.001936][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.013560][ T8781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.022580][ T8781] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.029668][ T8781] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.049270][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.059269][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.078719][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.087037][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.096329][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.106234][ T8447] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.124436][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.132376][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.144712][ T8447] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.164554][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.184624][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.193452][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.201800][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.211939][ T8447] device veth0_vlan entered promiscuous mode [ 78.224630][ T8447] device veth1_vlan entered promiscuous mode [ 78.246329][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.254297][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.262801][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.274639][ T8447] device veth0_macvtap entered promiscuous mode [ 78.284896][ T8447] device veth1_macvtap entered promiscuous mode [ 78.302870][ T8447] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.310953][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.320425][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.332074][ T8447] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.341225][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.349875][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.362294][ T8447] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.371895][ T8447] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.380774][ T8447] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.390850][ T8447] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.489448][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.497360][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.526158][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.545970][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.554594][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.564519][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.606756][ T8801] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN [ 78.618503][ T8801] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 78.626919][ T8801] CPU: 0 PID: 8801 Comm: syz-executor.0 Not tainted 5.14.0-syzkaller #0 [ 78.635250][ T8801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.645304][ T8801] RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 [ 78.651051][ T8801] 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 [ 78.670664][ T8801] RSP: 0018:ffffc900028cfc58 EFLAGS: 00010203 [ 78.676736][ T8801] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 78.684708][ T8801] RDX: 0000000000000002 RSI: ffffffff87c81c23 RDI: ffff88801fca82f0 [ 78.692673][ T8801] RBP: ffff88801fca8000 R08: 0000000000000001 R09: 00000000fffffff0 [ 78.700631][ T8801] R10: ffffffff87c81eb1 R11: 0000000000000000 R12: 0000000000000000 [ 78.708679][ T8801] R13: 0000000000000014 R14: ffff88801df0bd08 R15: 0000000000000001 [ 78.716645][ T8801] FS: 00000000028de400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 78.725577][ T8801] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.732244][ T8801] CR2: 000000000077fffb CR3: 000000002707d000 CR4: 00000000001506f0 [ 78.740209][ T8801] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.748172][ T8801] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.756142][ T8801] Call Trace: [ 78.759423][ T8801] ? wait_on_pending_writer+0x430/0x430 [ 78.765055][ T8801] ? __local_bh_enable_ip+0xa0/0x120 [ 78.770339][ T8801] tls_sk_proto_close+0x356/0xaf0 [ 78.775385][ T8801] ? wait_on_pending_writer+0x430/0x430 [ 78.780929][ T8801] ? ip_mc_drop_socket+0x16/0x260 [ 78.785949][ T8801] inet_release+0x12e/0x280 [ 78.790446][ T8801] inet6_release+0x4c/0x70 [ 78.794855][ T8801] __sock_release+0xcd/0x280 [ 78.799442][ T8801] sock_close+0x18/0x20 [ 78.803590][ T8801] __fput+0x288/0x9f0 [ 78.807579][ T8801] ? __sock_release+0x280/0x280 [ 78.812423][ T8801] task_work_run+0xdd/0x1a0 [ 78.816919][ T8801] exit_to_user_mode_prepare+0x27e/0x290 [ 78.822549][ T8801] syscall_exit_to_user_mode+0x19/0x60 [ 78.828003][ T8801] do_syscall_64+0x42/0xb0 [ 78.832417][ T8801] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.838429][ T8801] RIP: 0033:0x41940b [ 78.842319][ T8801] 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 [ 78.862107][ T8801] RSP: 002b:00007ffea583d350 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 78.870521][ T8801] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 000000000041940b [ 78.878480][ T8801] RDX: 0000000000570af8 RSI: 0000000000000001 RDI: 0000000000000005 [ 78.886440][ T8801] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b33a200e0 [ 78.894405][ T8801] R10: ffffffffffffffff R11: 0000000000000293 R12: 0000000000570af8 [ 78.902368][ T8801] R13: 00007ffea583d470 R14: 000000000056bf80 R15: 0000000000013301 [ 78.910339][ T8801] Modules linked in: [ 78.920938][ T8801] ---[ end trace 223d42d4ef282018 ]--- [ 78.926410][ T8801] RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 [ 78.932499][ T8801] 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 [ 78.952756][ T8801] RSP: 0018:ffffc900028cfc58 EFLAGS: 00010203 [ 78.959756][ T8801] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 78.969144][ T8801] RDX: 0000000000000002 RSI: ffffffff87c81c23 RDI: ffff88801fca82f0 [ 78.977131][ T8801] RBP: ffff88801fca8000 R08: 0000000000000001 R09: 00000000fffffff0 [ 78.985460][ T8801] R10: ffffffff87c81eb1 R11: 0000000000000000 R12: 0000000000000000 [ 78.993605][ T8801] R13: 0000000000000014 R14: ffff88801df0bd08 R15: 0000000000000001 [ 79.001720][ T8801] FS: 00000000028de400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 79.010744][ T8801] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.017353][ T8801] CR2: 00007f00724bb000 CR3: 000000002707d000 CR4: 00000000001506f0 [ 79.025461][ T8801] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.034144][ T8801] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.042489][ T8801] Kernel panic - not syncing: Fatal exception [ 79.048782][ T8801] Kernel Offset: disabled [ 79.053094][ T8801] Rebooting in 86400 seconds..