[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.232' (ECDSA) to the list of known hosts. 2021/07/31 14:10:05 parsed 1 programs 2021/07/31 14:10:06 executed programs: 0 syzkaller login: [ 78.320200][ T8470] chnl_net:caif_netlink_parms(): no params data found [ 78.390599][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.398965][ T8470] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.407929][ T8470] device bridge_slave_0 entered promiscuous mode [ 78.417906][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.425217][ T8470] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.433471][ T8470] device bridge_slave_1 entered promiscuous mode [ 78.463507][ T8470] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.474608][ T8470] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.508315][ T8470] team0: Port device team_slave_0 added [ 78.515618][ T8470] team0: Port device team_slave_1 added [ 78.543035][ T8470] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.550810][ T8470] 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. [ 78.577812][ T8470] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.590507][ T8470] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.597577][ T8470] 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. [ 78.623875][ T8470] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.662660][ T8470] device hsr_slave_0 entered promiscuous mode [ 78.670393][ T8470] device hsr_slave_1 entered promiscuous mode [ 78.792625][ T8470] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.804758][ T8470] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.815802][ T8470] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.827520][ T8470] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.851702][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.858913][ T8470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.866714][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.873882][ T8470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.918894][ T8470] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.932483][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.944315][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.953916][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.963413][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 78.977389][ T8470] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.991458][ T4858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.000467][ T4858] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.007791][ T4858] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.021799][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.031001][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.038108][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.059321][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.080242][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.088737][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.098837][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.108094][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.119120][ T8470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.138229][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 79.145768][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 79.160582][ T8470] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.179059][ T4858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 79.200180][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 79.209481][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 79.219104][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 79.230952][ T8470] device veth0_vlan entered promiscuous mode [ 79.243148][ T8470] device veth1_vlan entered promiscuous mode [ 79.266970][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 79.276001][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 79.285859][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.298497][ T8470] device veth0_macvtap entered promiscuous mode [ 79.310811][ T8470] device veth1_macvtap entered promiscuous mode [ 79.329352][ T8470] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.338477][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.348198][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.361288][ T8470] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.368818][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.379026][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.390387][ T8470] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.400416][ T8470] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.415647][ T8470] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.424893][ T8470] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.525200][ T88] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.536518][ T88] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.558661][ T107] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.566674][ T107] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.572570][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.589606][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.638535][ T8821] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN [ 79.650556][ T8821] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 79.658968][ T8821] CPU: 1 PID: 8821 Comm: syz-executor.0 Not tainted 5.14.0-rc2-syzkaller #0 [ 79.669156][ T8821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.679432][ T8821] RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 [ 79.685218][ T8821] 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 [ 79.704920][ T8821] RSP: 0018:ffffc9000278fc60 EFLAGS: 00010203 [ 79.711082][ T8821] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 79.719149][ T8821] RDX: 0000000000000002 RSI: ffffffff87c22543 RDI: ffff888147c31bf0 [ 79.727156][ T8821] RBP: ffff888147c31900 R08: 0000000000000001 R09: 00000000fffffff0 [ 79.735514][ T8821] R10: ffffffff87c227d1 R11: 0000000000000000 R12: 0000000000000000 [ 79.743795][ T8821] R13: 0000000000000014 R14: ffff888016560508 R15: 0000000000000001 [ 79.751977][ T8821] FS: 0000000002435400(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 79.760984][ T8821] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.767596][ T8821] CR2: 000000000077fffb CR3: 000000002672f000 CR4: 00000000001506e0 [ 79.776014][ T8821] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.784058][ T8821] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.792291][ T8821] Call Trace: [ 79.795602][ T8821] ? wait_on_pending_writer+0x430/0x430 [ 79.801539][ T8821] ? __local_bh_enable_ip+0xa0/0x120 [ 79.807107][ T8821] tls_sk_proto_close+0x356/0xaf0 [ 79.812283][ T8821] ? wait_on_pending_writer+0x430/0x430 [ 79.817814][ T8821] ? ip_mc_drop_socket+0x16/0x260 [ 79.822834][ T8821] inet_release+0x12e/0x280 [ 79.827496][ T8821] inet6_release+0x4c/0x70 [ 79.831920][ T8821] __sock_release+0xcd/0x280 [ 79.836514][ T8821] sock_close+0x18/0x20 [ 79.841082][ T8821] __fput+0x288/0x920 [ 79.845052][ T8821] ? __sock_release+0x280/0x280 [ 79.849889][ T8821] task_work_run+0xdd/0x1a0 [ 79.854391][ T8821] exit_to_user_mode_prepare+0x27e/0x290 [ 79.860014][ T8821] syscall_exit_to_user_mode+0x19/0x60 [ 79.865461][ T8821] do_syscall_64+0x42/0xb0 [ 79.869950][ T8821] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.875840][ T8821] RIP: 0033:0x4193fb [ 79.879726][ T8821] 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 [ 79.899404][ T8821] RSP: 002b:00007ffda32b7df0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 79.907815][ T8821] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00000000004193fb [ 79.915866][ T8821] RDX: 0000000000570af8 RSI: 0000000000000001 RDI: 0000000000000005 [ 79.923825][ T8821] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2d1200e0 [ 79.931794][ T8821] R10: ffffffffffffffff R11: 0000000000000293 R12: 0000000000570af8 [ 79.939763][ T8821] R13: 00007ffda32b7f10 R14: 000000000056bf80 R15: 0000000000013709 [ 79.947728][ T8821] Modules linked in: [ 79.954782][ T8821] ---[ end trace 7e283608d97687bd ]--- [ 79.961115][ T8821] RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 [ 79.968140][ T8821] 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 [ 79.987916][ T8821] RSP: 0018:ffffc9000278fc60 EFLAGS: 00010203 [ 79.994599][ T8821] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 80.003702][ T8821] RDX: 0000000000000002 RSI: ffffffff87c22543 RDI: ffff888147c31bf0 [ 80.012403][ T8821] RBP: ffff888147c31900 R08: 0000000000000001 R09: 00000000fffffff0 [ 80.021363][ T8821] R10: ffffffff87c227d1 R11: 0000000000000000 R12: 0000000000000000 [ 80.029883][ T8821] R13: 0000000000000014 R14: ffff888016560508 R15: 0000000000000001 [ 80.038749][ T8821] FS: 0000000002435400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 80.048712][ T8821] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.055490][ T8821] CR2: 00007f8ac82cf000 CR3: 000000002672f000 CR4: 00000000001506f0 [ 80.064079][ T8821] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.072154][ T8821] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.080600][ T8821] Kernel panic - not syncing: Fatal exception [ 80.086826][ T8821] Kernel Offset: disabled [ 80.091145][ T8821] Rebooting in 86400 seconds..