Warning: Permanently added '10.128.1.8' (ECDSA) to the list of known hosts. syzkaller login: [ 52.955797][ T8402] chnl_net:caif_netlink_parms(): no params data found [ 53.010766][ T8402] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.018212][ T8402] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.028066][ T8402] device bridge_slave_0 entered promiscuous mode [ 53.038077][ T8402] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.045322][ T8402] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.053831][ T8402] device bridge_slave_1 entered promiscuous mode [ 53.075108][ T8402] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.085794][ T8402] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.109308][ T8402] team0: Port device team_slave_0 added [ 53.134440][ T8402] team0: Port device team_slave_1 added [ 53.173990][ T8402] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.181006][ T8402] 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. [ 53.208686][ T8402] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.222854][ T8402] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.229850][ T8402] 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. [ 53.255924][ T8402] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.284072][ T8402] device hsr_slave_0 entered promiscuous mode [ 53.291299][ T8402] device hsr_slave_1 entered promiscuous mode [ 53.392296][ T8402] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.405791][ T8402] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.414787][ T8402] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.425409][ T8402] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.448619][ T8402] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.455761][ T8402] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.463575][ T8402] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.470722][ T8402] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.512455][ T8402] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.525767][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.536844][ T27] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.545900][ T27] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.554261][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.567807][ T8402] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.579374][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.589063][ T3836] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.596139][ T3836] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.608022][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.616529][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.623616][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.642212][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.650813][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.669430][ T8402] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 53.681206][ T8402] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 53.694496][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.703016][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.712434][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.722078][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.739452][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.747265][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.759402][ T8402] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.778343][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.797236][ T8402] device veth0_vlan entered promiscuous mode [ 53.804901][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.813339][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.821727][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.834811][ T8402] device veth1_vlan entered promiscuous mode [ 53.854252][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.862906][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.871328][ T3836] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.882764][ T8402] device veth0_macvtap entered promiscuous mode [ 53.893118][ T8402] device veth1_macvtap entered promiscuous mode [ 53.907936][ T8402] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.915429][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.925234][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.936605][ T8402] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.945201][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.954252][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.966220][ T8402] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.977442][ T8402] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 53.986355][ T8402] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.999122][ T8402] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.266098][ T8402] syz-executor500 (8402) used greatest stack depth: 18936 bytes left [ 54.683597][ T8613] BUG: unable to handle page fault for address: ffff8880bfffd000 [ 54.691463][ T8613] #PF: supervisor read access in kernel mode [ 54.697419][ T8613] #PF: error_code(0x0000) - not-present page [ 54.703371][ T8613] PGD 11401067 P4D 11401067 PUD 23ffff067 PMD 23fffe067 PTE 0 [ 54.710830][ T8613] Oops: 0000 [#1] PREEMPT SMP KASAN [ 54.716044][ T8613] CPU: 1 PID: 8613 Comm: syz-executor500 Not tainted 5.13.0-syzkaller #0 [ 54.724431][ T8613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.734460][ T8613] RIP: 0010:csum_partial+0x184/0x470 [ 54.739752][ T8613] Code: 84 7c 00 00 00 41 ff ce 4c 89 f0 48 c1 e0 06 48 89 44 24 28 45 31 ff 48 8b 6c 24 08 66 2e 0f 1f 84 00 00 00 00 00 4c 03 6d 00 <4c> 13 6d 08 4c 13 6d 10 4c 13 6d 18 4c 13 6d 20 4c 13 6d 28 4c 13 [ 54.759334][ T8613] RSP: 0018:ffffc9000203f050 EFLAGS: 00010282 [ 54.765399][ T8613] RAX: ffffffff84277631 RBX: 000000001ffffffd RCX: ffff888031b08000 [ 54.773364][ T8613] RDX: 0000000000000000 RSI: 0000000003ffffff RDI: 0000000000000000 [ 54.781311][ T8613] RBP: ffff8880bfffcff8 R08: ffffffff842775d1 R09: 0000000000000000 [ 54.789272][ T8613] R10: ffffed1007067160 R11: 0000000000000000 R12: 00000000ffffffec [ 54.797217][ T8613] R13: ceb3fe5867b5b00e R14: 0000000001e0cee1 R15: 0000000000000000 [ 54.805165][ T8613] FS: 00007f6bd4cc4700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 54.814070][ T8613] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.820629][ T8613] CR2: ffff8880bfffd000 CR3: 000000003517b000 CR4: 00000000001506e0 [ 54.828579][ T8613] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.836534][ T8613] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.844480][ T8613] Call Trace: [ 54.847748][ T8613] gre_build_header+0x49d/0x880 [ 54.852581][ T8613] ipgre_xmit+0x6ab/0x9e0 [ 54.856886][ T8613] dev_hard_start_xmit+0x20b/0x450 [ 54.861973][ T8613] __dev_queue_xmit+0x1c40/0x3500 [ 54.866987][ T8613] ? dev_queue_xmit+0x20/0x20 [ 54.871651][ T8613] ? virtio_net_hdr_to_skb+0x931/0xf90 [ 54.877099][ T8613] ? packet_cached_dev_get+0x230/0x230 [ 54.882533][ T8613] packet_sendmsg+0x4cd4/0x66f0 [ 54.887365][ T8613] ? trace_lock_acquire+0x180/0x180 [ 54.892538][ T8613] ? smack_socket_sendmsg+0x16e/0x530 [ 54.897898][ T8613] ? smack_socket_connect+0x4e0/0x4e0 [ 54.903244][ T8613] ? tomoyo_socket_sendmsg_permission+0x28e/0x410 [ 54.909651][ T8613] ? packet_getsockopt+0xde0/0xde0 [ 54.914737][ T8613] ? tomoyo_socket_bind_permission+0x350/0x350 [ 54.920880][ T8613] ? mark_lock+0x199/0x1eb0 [ 54.925358][ T8613] ? __might_sleep+0x100/0x100 [ 54.930096][ T8613] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 54.935361][ T8613] ? security_socket_sendmsg+0x9d/0xb0 [ 54.940905][ T8613] ? packet_getsockopt+0xde0/0xde0 [ 54.945989][ T8613] kernel_sendmsg+0xf5/0x130 [ 54.950557][ T8613] sock_no_sendpage+0x150/0x1b0 [ 54.955385][ T8613] ? __receive_sock+0x90/0x90 [ 54.960039][ T8613] ? read_lock_is_recursive+0x10/0x10 [ 54.965411][ T8613] kernel_sendpage+0x2ca/0x370 [ 54.970154][ T8613] sock_sendpage+0x7e/0xb0 [ 54.974544][ T8613] pipe_to_sendpage+0x258/0x340 [ 54.979368][ T8613] ? sock_fasync+0xf0/0xf0 [ 54.983761][ T8613] ? generic_splice_sendpage+0x200/0x200 [ 54.989369][ T8613] __splice_from_pipe+0x351/0x8b0 [ 54.994382][ T8613] ? generic_splice_sendpage+0x200/0x200 [ 54.999989][ T8613] generic_splice_sendpage+0x172/0x200 [ 55.005422][ T8613] ? iter_file_splice_write+0xf30/0xf30 [ 55.010940][ T8613] ? rw_verify_area+0x1b8/0x370 [ 55.015763][ T8613] ? fsnotify_perm+0x63/0x4d0 [ 55.020418][ T8613] ? iter_file_splice_write+0xf30/0xf30 [ 55.025937][ T8613] do_splice+0x11e4/0x17c0 [ 55.030342][ T8613] ? __fget_files+0x34f/0x380 [ 55.035007][ T8613] ? splice_file_to_pipe+0x660/0x660 [ 55.040266][ T8613] ? __fdget+0x183/0x210 [ 55.044479][ T8613] __se_sys_splice+0x32c/0x430 [ 55.049213][ T8613] ? __x64_sys_splice+0xf0/0xf0 [ 55.054036][ T8613] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 55.060004][ T8613] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.065188][ T8613] ? __x64_sys_splice+0x1d/0xf0 [ 55.070020][ T8613] do_syscall_64+0x3d/0xb0 [ 55.074410][ T8613] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.080382][ T8613] RIP: 0033:0x449009 [ 55.084257][ T8613] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 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 [ 55.103865][ T8613] RSP: 002b:00007f6bd4cc42e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 [ 55.112291][ T8613] RAX: ffffffffffffffda RBX: 00000000004cf510 RCX: 0000000000449009 [ 55.120241][ T8613] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 0000000000000004 [ 55.128206][ T8613] RBP: 00000000004cf51c R08: 00000000ffffffff R09: 0000000000000000 [ 55.136154][ T8613] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000049e004 [ 55.144102][ T8613] R13: 78902f0000000000 R14: 6d32cc5e8ead0600 R15: 00000000004cf518 [ 55.152071][ T8613] Modules linked in: [ 55.155939][ T8613] CR2: ffff8880bfffd000 [ 55.160073][ T8613] ---[ end trace ff76c8da88e0ae91 ]--- [ 55.165500][ T8613] RIP: 0010:csum_partial+0x184/0x470 [ 55.170767][ T8613] Code: 84 7c 00 00 00 41 ff ce 4c 89 f0 48 c1 e0 06 48 89 44 24 28 45 31 ff 48 8b 6c 24 08 66 2e 0f 1f 84 00 00 00 00 00 4c 03 6d 00 <4c> 13 6d 08 4c 13 6d 10 4c 13 6d 18 4c 13 6d 20 4c 13 6d 28 4c 13 [ 55.190346][ T8613] RSP: 0018:ffffc9000203f050 EFLAGS: 00010282 [ 55.196386][ T8613] RAX: ffffffff84277631 RBX: 000000001ffffffd RCX: ffff888031b08000 [ 55.204331][ T8613] RDX: 0000000000000000 RSI: 0000000003ffffff RDI: 0000000000000000 [ 55.212275][ T8613] RBP: ffff8880bfffcff8 R08: ffffffff842775d1 R09: 0000000000000000 [ 55.220222][ T8613] R10: ffffed1007067160 R11: 0000000000000000 R12: 00000000ffffffec [ 55.228168][ T8613] R13: ceb3fe5867b5b00e R14: 0000000001e0cee1 R15: 0000000000000000 [ 55.236126][ T8613] FS: 00007f6bd4cc4700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 55.245031][ T8613] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.251594][ T8613] CR2: ffff8880bfffd000 CR3: 000000003517b000 CR4: 00000000001506e0 [ 55.259555][ T8613] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.267504][ T8613] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.275452][ T8613] Kernel panic - not syncing: Fatal exception in interrupt [ 55.283630][ T8613] Kernel Offset: disabled [ 55.287942][ T8613] Rebooting in 86400 seconds..