DUID 00:04:ae:1e:d5:49:b7:3c:3f:84:b3:e9:d7:e4:a5:00:02:90 forked to background, child pid 3181 [ 30.836151][ T3182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.850312][ T3182] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.41' (ECDSA) to the list of known hosts. syzkaller login: [ 48.087770][ T3597] chnl_net:caif_netlink_parms(): no params data found [ 48.129317][ T3597] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.136806][ T3597] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.144973][ T3597] device bridge_slave_0 entered promiscuous mode [ 48.153718][ T3597] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.160795][ T3597] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.169322][ T3597] device bridge_slave_1 entered promiscuous mode [ 48.189458][ T3597] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.200331][ T3597] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.224578][ T3597] team0: Port device team_slave_0 added [ 48.231891][ T3597] team0: Port device team_slave_1 added [ 48.249706][ T3597] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.256754][ T3597] 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. [ 48.283068][ T3597] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.296283][ T3597] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.303621][ T3597] 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. [ 48.330033][ T3597] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.355023][ T3597] device hsr_slave_0 entered promiscuous mode [ 48.361728][ T3597] device hsr_slave_1 entered promiscuous mode [ 48.441544][ T3597] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.452906][ T3597] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.461980][ T3597] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.470648][ T3597] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.491364][ T3597] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.498538][ T3597] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.506188][ T3597] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.513277][ T3597] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.552458][ T3597] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.566430][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.577289][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.585425][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.595415][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 48.608397][ T3597] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.619431][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.628391][ T20] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.635713][ T20] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.653832][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.662137][ T20] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.669221][ T20] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.677735][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.687643][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.699423][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.714163][ T3597] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 48.726186][ T3597] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.738662][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.747392][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.755842][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.772706][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.780640][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.791893][ T3597] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.813543][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.827101][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.836735][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.844655][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.854458][ T3597] device veth0_vlan entered promiscuous mode [ 48.867045][ T3597] device veth1_vlan entered promiscuous mode [ 48.884055][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.892049][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.900505][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.911230][ T3597] device veth0_macvtap entered promiscuous mode [ 48.920414][ T3597] device veth1_macvtap entered promiscuous mode [ 48.936075][ T3597] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.944326][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.955080][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.967219][ T3597] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.975886][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 48.986684][ T3597] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.996254][ T3597] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.005363][ T3597] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.014337][ T3597] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 53.253106][ T3673] ------------[ cut here ]------------ [ 53.258768][ T3673] WARNING: CPU: 1 PID: 3673 at net/ipv4/tcp_input.c:2129 tcp_enter_loss+0xe3c/0x10f0 [ 53.268330][ T3673] Modules linked in: [ 53.272226][ T3673] CPU: 1 PID: 3673 Comm: syz-executor481 Not tainted 5.16.0-rc8-syzkaller #0 [ 53.281033][ T3673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.291128][ T3673] RIP: 0010:tcp_enter_loss+0xe3c/0x10f0 [ 53.296734][ T3673] Code: 09 00 00 e9 25 fc ff ff 49 8d 87 d8 0a 00 00 48 89 44 24 28 49 8d 87 74 08 00 00 48 89 44 24 50 e9 93 f7 ff ff e8 14 b9 c6 f9 <0f> 0b e9 2b f6 ff ff e8 18 78 0d fa e9 99 fc ff ff 48 8b 3c 24 e8 [ 53.316398][ T3673] RSP: 0018:ffffc9000295f9d0 EFLAGS: 00010293 [ 53.322454][ T3673] RAX: 0000000000000000 RBX: 0000000000000009 RCX: 0000000000000000 [ 53.330460][ T3673] RDX: ffff888017980000 RSI: ffffffff87b0d91c RDI: 0000000000000003 [ 53.338470][ T3673] RBP: 0000000000000008 R08: 0000000000000011 R09: 0000000000000000 [ 53.347898][ T3673] R10: ffffffff87b0cf45 R11: 0000000000000000 R12: 0000000000000011 [ 53.355915][ T3673] R13: 0000000000000001 R14: ffffed100e4ad006 R15: ffff888072568000 [ 53.363947][ T3673] FS: 00007fa9a641a700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 53.372919][ T3673] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.379494][ T3673] CR2: 0000000021000000 CR3: 000000007d513000 CR4: 00000000003506e0 [ 53.387528][ T3673] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.395546][ T3673] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.403579][ T3673] Call Trace: [ 53.406862][ T3673] [ 53.409809][ T3673] tcp_retransmit_timer+0x253d/0x3320 [ 53.415260][ T3673] ? tcp_mstamp_refresh+0x12/0xa0 [ 53.420300][ T3673] ? tcp_delack_timer+0x320/0x320 [ 53.425380][ T3673] ? ktime_get+0x38a/0x470 [ 53.429807][ T3673] ? lockdep_hardirqs_on+0x79/0x100 [ 53.435049][ T3673] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 53.440778][ T3673] ? ktime_get+0x30b/0x470 [ 53.445241][ T3673] tcp_write_timer_handler+0x5e6/0xbc0 [ 53.450713][ T3673] tcp_release_cb+0x26a/0x360 [ 53.455440][ T3673] ? tcp_tsq_write+0x360/0x360 [ 53.460215][ T3673] release_sock+0xb4/0x1b0 [ 53.464735][ T3673] tcp_setsockopt+0x643/0x2520 [ 53.469523][ T3673] ? tcp_sock_set_keepidle+0x40/0x40 [ 53.474860][ T3673] ? aa_sk_perm+0x30f/0xaa0 [ 53.479371][ T3673] ? __fget_files+0x28c/0x470 [ 53.484089][ T3673] ? aa_af_perm+0x230/0x230 [ 53.488607][ T3673] ? sock_common_setsockopt+0x2b/0x100 [ 53.494125][ T3673] __sys_setsockopt+0x2db/0x610 [ 53.498978][ T3673] ? sock_common_recvmsg+0x1a0/0x1a0 [ 53.504304][ T3673] ? __ia32_sys_recv+0x100/0x100 [ 53.509252][ T3673] ? lock_downgrade+0x6e0/0x6e0 [ 53.514143][ T3673] ? lock_downgrade+0x6e0/0x6e0 [ 53.519012][ T3673] __x64_sys_setsockopt+0xba/0x150 [ 53.524174][ T3673] ? syscall_enter_from_user_mode+0x21/0x70 [ 53.530077][ T3673] do_syscall_64+0x35/0xb0 [ 53.534550][ T3673] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 53.540457][ T3673] RIP: 0033:0x7fa9a648e099 [ 53.544931][ T3673] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 15 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 b8 ff ff ff f7 d8 64 89 01 48 [ 53.564592][ T3673] RSP: 002b:00007fa9a641a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 53.573076][ T3673] RAX: ffffffffffffffda RBX: 00007fa9a652c030 RCX: 00007fa9a648e099 [ 53.581056][ T3673] RDX: 0000000000000016 RSI: 0000000000000006 RDI: 0000000000000003 [ 53.589063][ T3673] RBP: 00007fa9a652c03c R08: 000000002000019f R09: 0000000000000000 [ 53.597069][ T3673] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fa9a64e47ec [ 53.605074][ T3673] R13: 00007fa9a64e4588 R14: 0000000020000640 R15: 00007fa9a652c038 [ 53.613096][ T3673] [ 53.616114][ T3673] Kernel panic - not syncing: panic_on_warn set ... [ 53.622679][ T3673] CPU: 1 PID: 3673 Comm: syz-executor481 Not tainted 5.16.0-rc8-syzkaller #0 [ 53.631509][ T3673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.641550][ T3673] Call Trace: [ 53.644816][ T3673] [ 53.647733][ T3673] dump_stack_lvl+0xcd/0x134 [ 53.652314][ T3673] panic+0x2b0/0x6dd [ 53.656198][ T3673] ? __warn_printk+0xf3/0xf3 [ 53.660778][ T3673] ? __warn.cold+0x1a/0x44 [ 53.665180][ T3673] ? tcp_enter_loss+0xe3c/0x10f0 [ 53.670103][ T3673] __warn.cold+0x35/0x44 [ 53.674330][ T3673] ? tcp_enter_loss+0xe3c/0x10f0 [ 53.679255][ T3673] report_bug+0x1bd/0x210 [ 53.683577][ T3673] handle_bug+0x3c/0x60 [ 53.687717][ T3673] exc_invalid_op+0x14/0x40 [ 53.692204][ T3673] asm_exc_invalid_op+0x12/0x20 [ 53.697039][ T3673] RIP: 0010:tcp_enter_loss+0xe3c/0x10f0 [ 53.702626][ T3673] Code: 09 00 00 e9 25 fc ff ff 49 8d 87 d8 0a 00 00 48 89 44 24 28 49 8d 87 74 08 00 00 48 89 44 24 50 e9 93 f7 ff ff e8 14 b9 c6 f9 <0f> 0b e9 2b f6 ff ff e8 18 78 0d fa e9 99 fc ff ff 48 8b 3c 24 e8 [ 53.722214][ T3673] RSP: 0018:ffffc9000295f9d0 EFLAGS: 00010293 [ 53.728269][ T3673] RAX: 0000000000000000 RBX: 0000000000000009 RCX: 0000000000000000 [ 53.736343][ T3673] RDX: ffff888017980000 RSI: ffffffff87b0d91c RDI: 0000000000000003 [ 53.744298][ T3673] RBP: 0000000000000008 R08: 0000000000000011 R09: 0000000000000000 [ 53.752248][ T3673] R10: ffffffff87b0cf45 R11: 0000000000000000 R12: 0000000000000011 [ 53.760201][ T3673] R13: 0000000000000001 R14: ffffed100e4ad006 R15: ffff888072568000 [ 53.768168][ T3673] ? tcp_enter_loss+0x465/0x10f0 [ 53.773106][ T3673] ? tcp_enter_loss+0xe3c/0x10f0 [ 53.778037][ T3673] tcp_retransmit_timer+0x253d/0x3320 [ 53.783401][ T3673] ? tcp_mstamp_refresh+0x12/0xa0 [ 53.788411][ T3673] ? tcp_delack_timer+0x320/0x320 [ 53.793422][ T3673] ? ktime_get+0x38a/0x470 [ 53.797823][ T3673] ? lockdep_hardirqs_on+0x79/0x100 [ 53.803008][ T3673] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 53.808712][ T3673] ? ktime_get+0x30b/0x470 [ 53.813118][ T3673] tcp_write_timer_handler+0x5e6/0xbc0 [ 53.818581][ T3673] tcp_release_cb+0x26a/0x360 [ 53.823250][ T3673] ? tcp_tsq_write+0x360/0x360 [ 53.828003][ T3673] release_sock+0xb4/0x1b0 [ 53.832410][ T3673] tcp_setsockopt+0x643/0x2520 [ 53.837166][ T3673] ? tcp_sock_set_keepidle+0x40/0x40 [ 53.842437][ T3673] ? aa_sk_perm+0x30f/0xaa0 [ 53.846926][ T3673] ? __fget_files+0x28c/0x470 [ 53.851591][ T3673] ? aa_af_perm+0x230/0x230 [ 53.856085][ T3673] ? sock_common_setsockopt+0x2b/0x100 [ 53.861537][ T3673] __sys_setsockopt+0x2db/0x610 [ 53.866374][ T3673] ? sock_common_recvmsg+0x1a0/0x1a0 [ 53.871735][ T3673] ? __ia32_sys_recv+0x100/0x100 [ 53.876665][ T3673] ? lock_downgrade+0x6e0/0x6e0 [ 53.881520][ T3673] ? lock_downgrade+0x6e0/0x6e0 [ 53.886362][ T3673] __x64_sys_setsockopt+0xba/0x150 [ 53.891461][ T3673] ? syscall_enter_from_user_mode+0x21/0x70 [ 53.897381][ T3673] do_syscall_64+0x35/0xb0 [ 53.901789][ T3673] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 53.907680][ T3673] RIP: 0033:0x7fa9a648e099 [ 53.912100][ T3673] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 15 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 b8 ff ff ff f7 d8 64 89 01 48 [ 53.931710][ T3673] RSP: 002b:00007fa9a641a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 53.940107][ T3673] RAX: ffffffffffffffda RBX: 00007fa9a652c030 RCX: 00007fa9a648e099 [ 53.948066][ T3673] RDX: 0000000000000016 RSI: 0000000000000006 RDI: 0000000000000003 [ 53.956060][ T3673] RBP: 00007fa9a652c03c R08: 000000002000019f R09: 0000000000000000 [ 53.964019][ T3673] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fa9a64e47ec [ 53.971980][ T3673] R13: 00007fa9a64e4588 R14: 0000000020000640 R15: 00007fa9a652c038 [ 53.979954][ T3673] [ 53.983392][ T3673] Kernel Offset: disabled [ 53.987818][ T3673] Rebooting in 86400 seconds..