Warning: Permanently added '10.128.10.4' (ECDSA) to the list of known hosts. syzkaller login: [ 48.605161][ T3593] chnl_net:caif_netlink_parms(): no params data found [ 48.645609][ T3593] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.653097][ T3593] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.661333][ T3593] device bridge_slave_0 entered promiscuous mode [ 48.670384][ T3593] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.677784][ T3593] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.685980][ T3593] device bridge_slave_1 entered promiscuous mode [ 48.706522][ T3593] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.717695][ T3593] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.739193][ T3593] team0: Port device team_slave_0 added [ 48.747164][ T3593] team0: Port device team_slave_1 added [ 48.763590][ T3593] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.770566][ T3593] 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. [ 48.796578][ T3593] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.808933][ T3593] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.815949][ T3593] 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. [ 48.841945][ T3593] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.867135][ T3593] device hsr_slave_0 entered promiscuous mode [ 48.874316][ T3593] device hsr_slave_1 entered promiscuous mode [ 48.950025][ T3593] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.961232][ T3593] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.970660][ T3593] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.979511][ T3593] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.000568][ T3593] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.007724][ T3593] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.015464][ T3593] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.022532][ T3593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.064094][ T3593] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.076638][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.088593][ T140] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.097234][ T140] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.104977][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 49.119859][ T3593] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.130010][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.139139][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.146217][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.158767][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.167372][ T3600] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.174488][ T3600] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.193937][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.202488][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.214495][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.229376][ T3593] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 49.240048][ T3593] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.253983][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.263096][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.280966][ T3593] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.289893][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.297372][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.304731][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.425775][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.441069][ T3593] device veth0_vlan entered promiscuous mode [ 49.448136][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.458521][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.467989][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.479110][ T3593] device veth1_vlan entered promiscuous mode [ 49.497477][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.507004][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.515057][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.525233][ T3593] device veth0_macvtap entered promiscuous mode [ 49.535097][ T3593] device veth1_macvtap entered promiscuous mode [ 49.551190][ T3593] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.559321][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.568337][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.580159][ T3593] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.588272][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.599133][ T3593] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.608031][ T3593] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.617352][ T3593] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.626565][ T3593] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.688701][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.697219][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.709669][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 49.728133][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 49.736657][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.745164][ T2282] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 49.759939][ T3593] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 49.782149][ T3593] divide error: 0000 [#1] PREEMPT SMP KASAN [ 49.788042][ T3593] CPU: 0 PID: 3593 Comm: syz-executor524 Not tainted 5.17.0-rc4-syzkaller-00051-gc5d9ae265b10 #0 [ 49.798516][ T3593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.808559][ T3593] RIP: 0010:tcp_reno_cong_avoid+0x289/0x560 [ 49.814456][ T3593] Code: 89 1c 24 89 df 89 ee e8 55 ba c6 f8 39 eb 73 11 e8 ac b8 c6 f8 48 bd 00 00 00 00 00 fc ff df eb 3b e8 9b b8 c6 f8 89 d8 31 d2 f5 89 c6 89 d3 48 bd 00 00 00 00 00 fc ff df 41 8a 04 2f 84 c0 [ 49.834049][ T3593] RSP: 0018:ffffc90001a7f410 EFLAGS: 00010246 [ 49.840094][ T3593] RAX: 0000000000000011 RBX: 0000000000000011 RCX: ffff888018999d00 [ 49.848044][ T3593] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000011 [ 49.855990][ T3593] RBP: 0000000000000000 R08: ffffffff88bf00ab R09: fffffbfff1c00866 [ 49.863952][ T3593] R10: fffffbfff1c00866 R11: 0000000000000000 R12: ffff88801d219584 [ 49.871910][ T3593] R13: ffff88801d218c00 R14: 1ffff11003a432b0 R15: 1ffff11003a432b0 [ 49.879892][ T3593] FS: 0000555555f613c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 49.888804][ T3593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.895373][ T3593] CR2: 0000000020200000 CR3: 00000000718eb000 CR4: 00000000003506f0 [ 49.903331][ T3593] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.911285][ T3593] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.919333][ T3593] Call Trace: [ 49.922619][ T3593] [ 49.925543][ T3593] tcp_cdg_cong_avoid+0x72c/0x17b0 [ 49.930655][ T3593] tcp_ack+0x2478/0x42e0 [ 49.934896][ T3593] ? trace_tcp_probe+0x270/0x270 [ 49.939826][ T3593] ? inet_sk_rx_dst_set+0x19e/0x230 [ 49.945012][ T3593] tcp_rcv_established+0x7d7/0x22b0 [ 49.950208][ T3593] ? __local_bh_enable_ip+0x163/0x1f0 [ 49.955568][ T3593] ? tcp_rbtree_insert+0x180/0x180 [ 49.960673][ T3593] tcp_v4_do_rcv+0x476/0xa10 [ 49.965257][ T3593] __release_sock+0x1d8/0x4c0 [ 49.969929][ T3593] __sk_flush_backlog+0x22/0x30 [ 49.974761][ T3593] tcp_sendmsg_locked+0x3397/0x4820 [ 49.979959][ T3593] ? tcp_free_fastopen_req+0x70/0x70 [ 49.985254][ T3593] ? __local_bh_enable_ip+0x163/0x1f0 [ 49.990628][ T3593] ? do_raw_spin_unlock+0x134/0x8a0 [ 49.995822][ T3593] tcp_sendmsg+0x2c/0x40 [ 50.000042][ T3593] ? inet_send_prepare+0x250/0x250 [ 50.005144][ T3593] __sys_sendto+0x42e/0x5b0 [ 50.009646][ T3593] ? __ia32_sys_getpeername+0x80/0x80 [ 50.015002][ T3593] ? print_irqtrace_events+0x220/0x220 [ 50.020457][ T3593] ? vtime_user_exit+0x2b2/0x3e0 [ 50.025388][ T3593] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 50.031366][ T3593] __x64_sys_sendto+0xda/0xf0 [ 50.036025][ T3593] do_syscall_64+0x44/0xd0 [ 50.040423][ T3593] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.046295][ T3593] RIP: 0033:0x7f9ae71c38d9 [ 50.050692][ T3593] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 18 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 [ 50.070280][ T3593] RSP: 002b:00007fffd9fca9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 50.078682][ T3593] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ae71c38d9 [ 50.086642][ T3593] RDX: 00000000fffffd46 RSI: 0000000020000240 RDI: 0000000000000004 [ 50.094613][ T3593] RBP: 00007fffd9fcaa60 R08: 0000000000000000 R09: 00000000000001f4 [ 50.102570][ T3593] R10: 00000000000081f4 R11: 0000000000000246 R12: 0000000000000046 [ 50.110525][ T3593] R13: 00007fffd9fcaa2a R14: 00007fffd9fcaa40 R15: 00007f9ae7238480 [ 50.118486][ T3593] [ 50.121492][ T3593] Modules linked in: [ 50.126086][ T3593] ---[ end trace 0000000000000000 ]--- [ 50.131685][ T3593] RIP: 0010:tcp_reno_cong_avoid+0x289/0x560 [ 50.137811][ T3593] Code: 89 1c 24 89 df 89 ee e8 55 ba c6 f8 39 eb 73 11 e8 ac b8 c6 f8 48 bd 00 00 00 00 00 fc ff df eb 3b e8 9b b8 c6 f8 89 d8 31 d2 f5 89 c6 89 d3 48 bd 00 00 00 00 00 fc ff df 41 8a 04 2f 84 c0 [ 50.158101][ T3593] RSP: 0018:ffffc90001a7f410 EFLAGS: 00010246 [ 50.164175][ T3593] RAX: 0000000000000011 RBX: 0000000000000011 RCX: ffff888018999d00 [ 50.172209][ T3593] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000011 [ 50.180235][ T3593] RBP: 0000000000000000 R08: ffffffff88bf00ab R09: fffffbfff1c00866 [ 50.188305][ T3593] R10: fffffbfff1c00866 R11: 0000000000000000 R12: ffff88801d219584 [ 50.196459][ T3593] R13: ffff88801d218c00 R14: 1ffff11003a432b0 R15: 1ffff11003a432b0 [ 50.204434][ T3593] FS: 0000555555f613c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 50.214750][ T3593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.221620][ T3593] CR2: 000055793e29f108 CR3: 00000000718eb000 CR4: 00000000003506f0 [ 50.230184][ T3593] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.238267][ T3593] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.246646][ T3593] Kernel panic - not syncing: Fatal exception [ 50.253021][ T3593] Kernel Offset: disabled [ 50.257360][ T3593] Rebooting in 86400 seconds..