Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.4' (ECDSA) to the list of known hosts. 2021/01/18 04:23:35 parsed 1 programs 2021/01/18 04:23:35 executed programs: 0 syzkaller login: [ 55.038194][ T8467] IPVS: ftp: loaded support on port[0] = 21 [ 55.146409][ T8467] chnl_net:caif_netlink_parms(): no params data found [ 55.199376][ T8467] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.207324][ T8467] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.216269][ T8467] device bridge_slave_0 entered promiscuous mode [ 55.225243][ T8467] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.232474][ T8467] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.240410][ T8467] device bridge_slave_1 entered promiscuous mode [ 55.257472][ T8467] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.268882][ T8467] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.289536][ T8467] team0: Port device team_slave_0 added [ 55.296679][ T8467] team0: Port device team_slave_1 added [ 55.311625][ T8467] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.318773][ T8467] 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. [ 55.344933][ T8467] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.358086][ T8467] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.365147][ T8467] 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. [ 55.391721][ T8467] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.416011][ T8467] device hsr_slave_0 entered promiscuous mode [ 55.422771][ T8467] device hsr_slave_1 entered promiscuous mode [ 55.501381][ T8467] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.510784][ T8467] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.526041][ T8467] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.535882][ T8467] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.556499][ T8467] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.563831][ T8467] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.571276][ T8467] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.578444][ T8467] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.616022][ T8467] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.629213][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.639043][ T2998] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.648080][ T2998] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.656538][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 55.668595][ T8467] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.679449][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.688229][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.695310][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.705576][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.714595][ T2998] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.721613][ T2998] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.738908][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.748242][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.759710][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.773723][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.784391][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.796397][ T8467] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.814288][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.821736][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.832699][ T8467] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.849721][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.872729][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.881638][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.890646][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.901689][ T8467] device veth0_vlan entered promiscuous mode [ 55.917799][ T8467] device veth1_vlan entered promiscuous mode [ 55.943119][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.951551][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 55.960137][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.971427][ T8467] device veth0_macvtap entered promiscuous mode [ 55.982754][ T8467] device veth1_macvtap entered promiscuous mode [ 56.006137][ T8467] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.014190][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.025798][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.039400][ T8467] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.048158][ T8686] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 56.060852][ T8467] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.070904][ T8467] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.079701][ T8467] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.089386][ T8467] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.162748][ T122] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.177519][ T122] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.196252][ T8686] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 56.215146][ T122] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.223629][ T122] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.232020][ T8686] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 57.053623][ T8686] Bluetooth: hci0: command 0x0409 tx timeout 2021/01/18 04:23:40 executed programs: 33 [ 58.962838][ T9113] ------------[ cut here ]------------ [ 58.968519][ T9113] WARNING: CPU: 0 PID: 9113 at fs/io_uring.c:8917 io_disable_sqo_submit+0x13d/0x180 [ 58.992451][ T9113] Modules linked in: [ 58.996642][ T9113] CPU: 1 PID: 9113 Comm: syz-executor.0 Not tainted 5.11.0-rc3-syzkaller #0 [ 59.007875][ T9113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.018427][ T9113] RIP: 0010:io_disable_sqo_submit+0x13d/0x180 [ 59.025938][ T9113] Code: e0 07 83 c0 03 38 d0 7c 04 84 d2 75 2e 83 8b 14 01 00 00 01 4c 89 e7 e8 31 0a 24 07 5b 5d 41 5c e9 98 e1 9a ff e8 93 e1 9a ff <0f> 0b e9 00 ff ff ff e8 a7 a1 dd ff e9 37 ff ff ff e8 6d a1 dd ff [ 59.046299][ T9113] RSP: 0018:ffffc9000311fe98 EFLAGS: 00010293 [ 59.053144][ T9113] RAX: 0000000000000000 RBX: ffff888024b43000 RCX: 0000000000000000 [ 59.061187][ T9113] RDX: ffff888147071bc0 RSI: ffffffff81d7e82d RDI: ffff888024b430d0 [ 59.069762][ T9113] RBP: ffff8880115d1900 R08: 0000000000000000 R09: 0000000014555c01 [ 59.078438][ T9113] R10: ffffffff81d7eae5 R11: 0000000000000001 R12: ffff888024b43000 [ 59.086788][ T9113] R13: ffff888014555c01 R14: ffff888024b43040 R15: ffff888024b430d0 [ 59.095172][ T9113] FS: 00007f85abf55700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 59.105166][ T9113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.111747][ T9113] CR2: 00007fd3adeb5000 CR3: 00000000115d2000 CR4: 0000000000350ef0 [ 59.120299][ T9113] Call Trace: [ 59.123965][ T9113] io_uring_flush+0x28b/0x3a0 [ 59.128712][ T9113] ? io_disable_sqo_submit+0x180/0x180 [ 59.135172][ T9113] filp_close+0xb4/0x170 [ 59.139579][ T9113] close_fd+0x5c/0x80 [ 59.142886][ T19] Bluetooth: hci0: command 0x041b tx timeout [ 59.144507][ T9113] __x64_sys_close+0x2f/0xa0 [ 59.154613][ T9113] do_syscall_64+0x2d/0x70 [ 59.159051][ T9113] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.165755][ T9113] RIP: 0033:0x45e219 [ 59.169655][ T9113] Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.190592][ T9113] RSP: 002b:00007f85abf54c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 59.199548][ T9113] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000045e219 [ 59.207963][ T9113] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 59.217068][ T9113] RBP: 000000000119bfb0 R08: 0000000000000000 R09: 0000000000000000 [ 59.225486][ T9113] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c [ 59.234053][ T9113] R13: 00007ffe5217973f R14: 00007f85abf559c0 R15: 000000000119bf8c [ 59.242029][ T9113] Kernel panic - not syncing: panic_on_warn set ... [ 59.248593][ T9113] CPU: 0 PID: 9113 Comm: syz-executor.0 Not tainted 5.11.0-rc3-syzkaller #0 [ 59.257303][ T9113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.267344][ T9113] Call Trace: [ 59.270606][ T9113] dump_stack+0x107/0x163 [ 59.274926][ T9113] panic+0x306/0x73d [ 59.278807][ T9113] ? __warn_printk+0xf3/0xf3 [ 59.283406][ T9113] ? __warn.cold+0x1a/0x44 [ 59.287826][ T9113] ? io_disable_sqo_submit+0x13d/0x180 [ 59.293273][ T9113] __warn.cold+0x35/0x44 [ 59.297508][ T9113] ? io_disable_sqo_submit+0x13d/0x180 [ 59.302952][ T9113] report_bug+0x1bd/0x210 [ 59.307292][ T9113] handle_bug+0x3c/0x60 [ 59.311433][ T9113] exc_invalid_op+0x14/0x40 [ 59.315932][ T9113] asm_exc_invalid_op+0x12/0x20 [ 59.320791][ T9113] RIP: 0010:io_disable_sqo_submit+0x13d/0x180 [ 59.326861][ T9113] Code: e0 07 83 c0 03 38 d0 7c 04 84 d2 75 2e 83 8b 14 01 00 00 01 4c 89 e7 e8 31 0a 24 07 5b 5d 41 5c e9 98 e1 9a ff e8 93 e1 9a ff <0f> 0b e9 00 ff ff ff e8 a7 a1 dd ff e9 37 ff ff ff e8 6d a1 dd ff [ 59.346471][ T9113] RSP: 0018:ffffc9000311fe98 EFLAGS: 00010293 [ 59.352550][ T9113] RAX: 0000000000000000 RBX: ffff888024b43000 RCX: 0000000000000000 [ 59.360532][ T9113] RDX: ffff888147071bc0 RSI: ffffffff81d7e82d RDI: ffff888024b430d0 [ 59.368491][ T9113] RBP: ffff8880115d1900 R08: 0000000000000000 R09: 0000000014555c01 [ 59.376470][ T9113] R10: ffffffff81d7eae5 R11: 0000000000000001 R12: ffff888024b43000 [ 59.384432][ T9113] R13: ffff888014555c01 R14: ffff888024b43040 R15: ffff888024b430d0 [ 59.392395][ T9113] ? io_uring_flush+0x275/0x3a0 [ 59.397238][ T9113] ? io_disable_sqo_submit+0x13d/0x180 [ 59.402754][ T9113] ? io_disable_sqo_submit+0x13d/0x180 [ 59.408202][ T9113] io_uring_flush+0x28b/0x3a0 [ 59.412868][ T9113] ? io_disable_sqo_submit+0x180/0x180 [ 59.418316][ T9113] filp_close+0xb4/0x170 [ 59.422549][ T9113] close_fd+0x5c/0x80 [ 59.426607][ T9113] __x64_sys_close+0x2f/0xa0 [ 59.431213][ T9113] do_syscall_64+0x2d/0x70 [ 59.435633][ T9113] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.441537][ T9113] RIP: 0033:0x45e219 [ 59.445442][ T9113] Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.465054][ T9113] RSP: 002b:00007f85abf54c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 59.473561][ T9113] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000045e219 [ 59.481537][ T9113] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 59.489624][ T9113] RBP: 000000000119bfb0 R08: 0000000000000000 R09: 0000000000000000 [ 59.497586][ T9113] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c [ 59.505565][ T9113] R13: 00007ffe5217973f R14: 00007f85abf559c0 R15: 000000000119bf8c [ 59.518759][ T9113] Kernel Offset: disabled [ 59.523539][ T9113] Rebooting in 86400 seconds..