[ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.125' (ECDSA) to the list of known hosts. 2021/09/07 11:00:21 parsed 1 programs 2021/09/07 11:00:21 executed programs: 0 syzkaller login: [ 75.934008][ T8451] chnl_net:caif_netlink_parms(): no params data found [ 76.008026][ T8451] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.016865][ T8451] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.026360][ T8451] device bridge_slave_0 entered promiscuous mode [ 76.037986][ T8451] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.045567][ T8451] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.054864][ T8451] device bridge_slave_1 entered promiscuous mode [ 76.086252][ T8451] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.097141][ T8451] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.130528][ T8451] team0: Port device team_slave_0 added [ 76.138977][ T8451] team0: Port device team_slave_1 added [ 76.167676][ T8451] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.175635][ T8451] 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. [ 76.202816][ T8451] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.216694][ T8451] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.223763][ T8451] 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. [ 76.250428][ T8451] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.289824][ T8451] device hsr_slave_0 entered promiscuous mode [ 76.296779][ T8451] device hsr_slave_1 entered promiscuous mode [ 76.422422][ T8451] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.433560][ T8451] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.444619][ T8451] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.456966][ T8451] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.480636][ T8451] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.487838][ T8451] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.495920][ T8451] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.503081][ T8451] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.548756][ T8451] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.561502][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.574969][ T3168] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.583977][ T3168] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.591981][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 76.608334][ T8451] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.620189][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.629693][ T3168] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.636997][ T3168] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.653882][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.662680][ T3168] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.669810][ T3168] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.683573][ T3807] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.692184][ T3807] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.713880][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.722429][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.732090][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.742742][ T8451] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.762504][ T3807] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.770157][ T3807] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.785296][ T8451] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.804955][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.825346][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.835382][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.844014][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.854752][ T8451] device veth0_vlan entered promiscuous mode [ 76.867678][ T8451] device veth1_vlan entered promiscuous mode [ 76.890013][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.898696][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.907722][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.919589][ T8451] device veth0_macvtap entered promiscuous mode [ 76.929861][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.941673][ T8451] device veth1_macvtap entered promiscuous mode [ 76.962276][ T8451] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.970144][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.980041][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.992057][ T8451] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.001169][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.009920][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.021760][ T8451] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.031285][ T8451] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.040656][ T8451] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.050489][ T8451] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.142447][ T64] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.169480][ T64] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.187735][ T3807] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.198661][ T10] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.216627][ T10] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.227285][ T3168] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 77.284990][ T8804] ------------[ cut here ]------------ [ 77.290592][ T8804] WARNING: CPU: 1 PID: 8804 at fs/io_uring.c:1164 io_wq_submit_work+0x272/0x300 [ 77.303134][ T8804] Modules linked in: [ 77.307151][ T8804] CPU: 1 PID: 8804 Comm: syz-executor.0 Not tainted 5.14.0-syzkaller #0 [ 77.317741][ T8804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.328906][ T8804] RIP: 0010:io_wq_submit_work+0x272/0x300 [ 77.335928][ T8804] Code: e8 d3 21 91 ff 83 fb 7f 76 1b e8 89 1a 91 ff be 04 00 00 00 4c 89 ef e8 bc 62 d8 ff f0 ff 45 a4 e9 41 fe ff ff e8 6e 1a 91 ff <0f> 0b eb dc e8 65 1a 91 ff 4c 89 e7 e8 ad dc fb ff 48 85 c0 49 89 [ 77.357092][ T8804] RSP: 0018:ffffc900027b7ae8 EFLAGS: 00010293 [ 77.364402][ T8804] RAX: 0000000000000000 RBX: 000000000000007f RCX: 0000000000000000 [ 77.372613][ T8804] RDX: ffff8880209cb900 RSI: ffffffff81e506d2 RDI: 0000000000000003 [ 77.381031][ T8804] RBP: ffff888071824978 R08: 000000000000007f R09: ffff88807182491f [ 77.390730][ T8804] R10: ffffffff81e506ad R11: 0000000000000000 R12: ffff8880718248c0 [ 77.399109][ T8804] R13: ffff88807182491c R14: ffff888071824918 R15: 0000000000100000 [ 77.407889][ T8804] FS: 0000000002b68400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 77.417351][ T8804] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.424484][ T8804] CR2: 000055f33208ca50 CR3: 0000000071827000 CR4: 00000000001506f0 [ 77.432460][ T8804] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.441303][ T8804] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.449918][ T8804] Call Trace: [ 77.453407][ T8804] io_acct_cancel_pending_work.isra.0+0x2a9/0x5e0 [ 77.459856][ T8804] io_wqe_cancel_pending_work+0x98/0x130 [ 77.465606][ T8804] io_wq_put_and_exit+0x7d1/0xc70 [ 77.470647][ T8804] ? kfree+0xe4/0x540 [ 77.475502][ T8804] ? io_wq_exit_start+0x20/0x20 [ 77.480461][ T8804] ? __ia32_sys_io_uring_register+0xf0/0xf0 [ 77.486892][ T8804] io_uring_cancel_generic+0x5fe/0x740 [ 77.492383][ T8804] ? __io_uring_free+0x170/0x170 [ 77.497945][ T8804] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 77.504045][ T8804] ? finish_wait+0x270/0x270 [ 77.508663][ T8804] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 77.516450][ T8804] ? __validate_process_creds+0x20c/0x370 [ 77.522179][ T8804] do_exit+0x265/0x2a30 [ 77.526438][ T8804] ? __context_tracking_exit+0xb8/0xe0 [ 77.531942][ T8804] ? lock_downgrade+0x6e0/0x6e0 [ 77.536861][ T8804] ? lock_downgrade+0x6e0/0x6e0 [ 77.541726][ T8804] ? mm_update_next_owner+0x7a0/0x7a0 [ 77.547424][ T8804] do_group_exit+0x125/0x310 [ 77.552121][ T8804] __x64_sys_exit_group+0x3a/0x50 [ 77.557222][ T8804] do_syscall_64+0x35/0xb0 [ 77.561644][ T8804] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.567826][ T8804] RIP: 0033:0x4665f9 [ 77.571728][ T8804] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 [ 77.592609][ T8804] RSP: 002b:00007ffdd0a294a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.602704][ T8804] RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00000000004665f9 [ 77.610767][ T8804] RDX: 000000000041940b RSI: ffffffffffffffbc RDI: 0000000000000000 [ 77.618879][ T8804] RBP: 0000000000000000 R08: 0000001b2be20070 R09: 0000000000000000 [ 77.626972][ T8804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 77.635489][ T8804] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffdd0a295a0 [ 77.643814][ T8804] Kernel panic - not syncing: panic_on_warn set ... [ 77.650402][ T8804] CPU: 0 PID: 8804 Comm: syz-executor.0 Not tainted 5.14.0-syzkaller #0 [ 77.658814][ T8804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.668962][ T8804] Call Trace: [ 77.672229][ T8804] dump_stack_lvl+0xcd/0x134 [ 77.676821][ T8804] panic+0x2b0/0x6dd [ 77.680795][ T8804] ? __warn_printk+0xf3/0xf3 [ 77.685386][ T8804] ? __warn.cold+0x1a/0x44 [ 77.689809][ T8804] ? io_wq_submit_work+0x272/0x300 [ 77.694922][ T8804] __warn.cold+0x35/0x44 [ 77.699159][ T8804] ? io_wq_submit_work+0x272/0x300 [ 77.704267][ T8804] report_bug+0x1bd/0x210 [ 77.708601][ T8804] handle_bug+0x3c/0x60 [ 77.712757][ T8804] exc_invalid_op+0x14/0x40 [ 77.717339][ T8804] asm_exc_invalid_op+0x12/0x20 [ 77.722187][ T8804] RIP: 0010:io_wq_submit_work+0x272/0x300 [ 77.727992][ T8804] Code: e8 d3 21 91 ff 83 fb 7f 76 1b e8 89 1a 91 ff be 04 00 00 00 4c 89 ef e8 bc 62 d8 ff f0 ff 45 a4 e9 41 fe ff ff e8 6e 1a 91 ff <0f> 0b eb dc e8 65 1a 91 ff 4c 89 e7 e8 ad dc fb ff 48 85 c0 49 89 [ 77.747594][ T8804] RSP: 0018:ffffc900027b7ae8 EFLAGS: 00010293 [ 77.753655][ T8804] RAX: 0000000000000000 RBX: 000000000000007f RCX: 0000000000000000 [ 77.761635][ T8804] RDX: ffff8880209cb900 RSI: ffffffff81e506d2 RDI: 0000000000000003 [ 77.769691][ T8804] RBP: ffff888071824978 R08: 000000000000007f R09: ffff88807182491f [ 77.777655][ T8804] R10: ffffffff81e506ad R11: 0000000000000000 R12: ffff8880718248c0 [ 77.785966][ T8804] R13: ffff88807182491c R14: ffff888071824918 R15: 0000000000100000 [ 77.793988][ T8804] ? io_wq_submit_work+0x24d/0x300 [ 77.799098][ T8804] ? io_wq_submit_work+0x272/0x300 [ 77.804222][ T8804] ? io_wq_submit_work+0x272/0x300 [ 77.809432][ T8804] io_acct_cancel_pending_work.isra.0+0x2a9/0x5e0 [ 77.815875][ T8804] io_wqe_cancel_pending_work+0x98/0x130 [ 77.821530][ T8804] io_wq_put_and_exit+0x7d1/0xc70 [ 77.826567][ T8804] ? kfree+0xe4/0x540 [ 77.830546][ T8804] ? io_wq_exit_start+0x20/0x20 [ 77.835392][ T8804] ? __ia32_sys_io_uring_register+0xf0/0xf0 [ 77.841294][ T8804] io_uring_cancel_generic+0x5fe/0x740 [ 77.846769][ T8804] ? __io_uring_free+0x170/0x170 [ 77.851729][ T8804] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 77.857723][ T8804] ? finish_wait+0x270/0x270 [ 77.862319][ T8804] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 77.868558][ T8804] ? __validate_process_creds+0x20c/0x370 [ 77.874283][ T8804] do_exit+0x265/0x2a30 [ 77.878438][ T8804] ? __context_tracking_exit+0xb8/0xe0 [ 77.883902][ T8804] ? lock_downgrade+0x6e0/0x6e0 [ 77.888748][ T8804] ? lock_downgrade+0x6e0/0x6e0 [ 77.893592][ T8804] ? mm_update_next_owner+0x7a0/0x7a0 [ 77.898979][ T8804] do_group_exit+0x125/0x310 [ 77.903567][ T8804] __x64_sys_exit_group+0x3a/0x50 [ 77.908753][ T8804] do_syscall_64+0x35/0xb0 [ 77.913176][ T8804] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.919072][ T8804] RIP: 0033:0x4665f9 [ 77.922968][ T8804] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 [ 77.942591][ T8804] RSP: 002b:00007ffdd0a294a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.951173][ T8804] RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00000000004665f9 [ 77.959157][ T8804] RDX: 000000000041940b RSI: ffffffffffffffbc RDI: 0000000000000000 [ 77.967383][ T8804] RBP: 0000000000000000 R08: 0000001b2be20070 R09: 0000000000000000 [ 77.975345][ T8804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 77.983395][ T8804] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffdd0a295a0 [ 77.992910][ T8804] Kernel Offset: disabled [ 77.997311][ T8804] Rebooting in 86400 seconds..