[ 483.874299][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 483.917461][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 483.950836][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 483.969776][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 483.999744][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 484.053836][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 484.067919][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 484.148559][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 484.161151][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 485.743332][ T7529] syz-executor.0 (7529) used greatest stack depth: 23072 bytes left [ 486.545503][ T83] device hsr_slave_0 left promiscuous mode [ 486.584726][ T83] device hsr_slave_1 left promiscuous mode [ 486.675914][ T83] device bridge_slave_1 left promiscuous mode [ 486.682378][ T83] bridge0: port 2(bridge_slave_1) entered disabled state [ 486.728998][ T83] device bridge_slave_0 left promiscuous mode [ 486.735309][ T83] bridge0: port 1(bridge_slave_0) entered disabled state [ 488.118886][ T83] team0 (unregistering): Port device team_slave_1 removed [ 488.130491][ T83] team0 (unregistering): Port device team_slave_0 removed [ 488.141185][ T83] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 488.178754][ T83] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 488.260187][ T83] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.106' (ECDSA) to the list of known hosts. [ 491.703970][T18759] IPVS: ftp: loaded support on port[0] = 21 [ 491.993066][T18759] chnl_net:caif_netlink_parms(): no params data found [ 492.016065][T18759] bridge0: port 1(bridge_slave_0) entered blocking state [ 492.024233][T18759] bridge0: port 1(bridge_slave_0) entered disabled state [ 492.031953][T18759] device bridge_slave_0 entered promiscuous mode [ 492.039337][T18759] bridge0: port 2(bridge_slave_1) entered blocking state [ 492.046488][T18759] bridge0: port 2(bridge_slave_1) entered disabled state [ 492.053985][T18759] device bridge_slave_1 entered promiscuous mode [ 492.071834][T18759] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 492.322306][T18759] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 492.340175][T18759] team0: Port device team_slave_0 added [ 492.347041][T18759] team0: Port device team_slave_1 added [ 492.656819][T18759] device hsr_slave_0 entered promiscuous mode [ 492.694886][T18759] device hsr_slave_1 entered promiscuous mode [ 492.989709][T18759] bridge0: port 2(bridge_slave_1) entered blocking state [ 492.996838][T18759] bridge0: port 2(bridge_slave_1) entered forwarding state [ 493.004137][T18759] bridge0: port 1(bridge_slave_0) entered blocking state [ 493.011294][T18759] bridge0: port 1(bridge_slave_0) entered forwarding state [ 493.055167][ C0] kasan: CONFIG_KASAN_INLINE enabled [ 493.060537][ C0] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 493.068620][ C0] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 493.075537][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.2.0-rc6+ #1 [ 493.082611][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 493.092755][ C0] RIP: 0010:send_hsr_supervision_frame+0x30/0xf60 [ 493.099164][ C0] Code: 89 e5 41 57 41 56 41 55 49 89 fd 41 54 41 89 d4 48 89 c2 53 48 c1 ea 03 48 83 ec 50 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df <80> 3c 02 00 89 75 c8 0f 85 83 0c 00 00 48 b8 00 00 00 00 00 fc ff [ 493.118743][ C0] RSP: 0018:ffff8880aea09c68 EFLAGS: 00010282 [ 493.124794][ C0] RAX: dffffc0000000000 RBX: ffff8880a127cec0 RCX: 1ffff1101227ecd4 [ 493.132748][ C0] RDX: 0000000000000002 RSI: 0000000000000017 RDI: 0000000000000000 [ 493.140689][ C0] RBP: ffff8880aea09ce0 R08: ffffed1015d46c80 R09: ffffed1015d46c7f [ 493.148638][ C0] R10: ffffed1015d46c7f R11: ffff8880aea363fb R12: 0000000000000000 [ 493.156597][ C0] R13: 0000000000000000 R14: ffff8880aea09db8 R15: ffff8880aea24b80 [ 493.164597][ C0] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 493.173522][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 493.180079][ C0] CR2: 00007fb1c7de5000 CR3: 000000009f67a000 CR4: 00000000001406f0 [ 493.188025][ C0] Call Trace: [ 493.191298][ C0] [ 493.194193][ C0] ? lock_acquire+0x173/0x3d0 [ 493.198864][ C0] ? hsr_dev_open+0x2c0/0x2c0 [ 493.203585][ C0] ? kasan_check_read+0x11/0x20 [ 493.208419][ C0] hsr_announce+0xd9/0x2b0 [ 493.212843][ C0] call_timer_fn+0x14d/0x510 [ 493.217405][ C0] ? hsr_dev_open+0x2c0/0x2c0 [ 493.222071][ C0] ? process_timeout+0x40/0x40 [ 493.226831][ C0] ? _raw_spin_unlock_irq+0x27/0x80 [ 493.232068][ C0] ? trace_hardirqs_on+0x28/0x190 [ 493.237238][ C0] ? kasan_check_read+0x11/0x20 [ 493.242054][ C0] ? hsr_dev_open+0x2c0/0x2c0 [ 493.246710][ C0] run_timer_softirq+0xc6f/0x1330 [ 493.251708][ C0] ? add_timer+0x730/0x730 [ 493.256155][ C0] ? kvm_clock_read+0x18/0x30 [ 493.260818][ C0] ? sched_clock+0x31/0x40 [ 493.265232][ C0] ? __do_softirq+0x1f9/0x958 [ 493.269877][ C0] __do_softirq+0x260/0x958 [ 493.274380][ C0] ? sched_clock_cpu+0x1b/0x1b0 [ 493.279254][ C0] irq_exit+0x17f/0x1c0 [ 493.283382][ C0] smp_apic_timer_interrupt+0x13e/0x540 [ 493.288897][ C0] apic_timer_interrupt+0xf/0x20 [ 493.293793][ C0] [ 493.296721][ C0] RIP: 0010:native_safe_halt+0x12/0x20 [ 493.302159][ C0] Code: 11 ff ff ff 4c 89 e7 e8 2c 8e ef fa eb 97 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 e9 07 00 00 00 0f 00 2d c0 1b 5e 00 fb f4 <5d> c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e9 07 00 00 [ 493.321761][ C0] RSP: 0018:ffffffff88207ce0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 493.330159][ C0] RAX: dffffc0000000000 RBX: ffffffff8827a040 RCX: 0000000000000000 [ 493.338099][ C0] RDX: 1ffffffff10643e1 RSI: 0000000000000006 RDI: ffffffff88321f08 [ 493.346042][ C0] RBP: ffffffff88207ce0 R08: 0000000000000006 R09: 0000000000000000 [ 493.353999][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 493.361948][ C0] R13: ffffffff88321ef8 R14: 0000000000000000 R15: ffffffff88f6e578 [ 493.369908][ C0] default_idle+0x51/0x310 [ 493.374294][ C0] arch_cpu_idle+0xa/0x10 [ 493.378592][ C0] default_idle_call+0x6d/0x90 [ 493.383326][ C0] do_idle+0x3e4/0x590 [ 493.387384][ C0] ? arch_cpu_idle_exit+0x70/0x70 [ 493.392391][ C0] cpu_startup_entry+0x18/0x20 [ 493.397176][ C0] rest_init+0x1a4/0x279 [ 493.401416][ C0] arch_call_rest_init+0x9/0xc [ 493.406167][ C0] start_kernel+0x6bd/0x6f8 [ 493.410636][ C0] ? mem_encrypt_init+0x1/0x1 [ 493.415283][ C0] ? early_idt_handler_common+0x3b/0x60 [ 493.420888][ C0] x86_64_start_reservations+0x29/0x2b [ 493.426317][ C0] x86_64_start_kernel+0x76/0x79 [ 493.431251][ C0] secondary_startup_64+0xa4/0xb0 [ 493.436263][ C0] Modules linked in: [ 493.440198][ C0] ---[ end trace f192ee72138fbc32 ]--- [ 493.445654][ C0] RIP: 0010:send_hsr_supervision_frame+0x30/0xf60 [ 493.452051][ C0] Code: 89 e5 41 57 41 56 41 55 49 89 fd 41 54 41 89 d4 48 89 c2 53 48 c1 ea 03 48 83 ec 50 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df <80> 3c 02 00 89 75 c8 0f 85 83 0c 00 00 48 b8 00 00 00 00 00 fc ff [ 493.471783][ C0] RSP: 0018:ffff8880aea09c68 EFLAGS: 00010282 [ 493.477847][ C0] RAX: dffffc0000000000 RBX: ffff8880a127cec0 RCX: 1ffff1101227ecd4 [ 493.485833][ C0] RDX: 0000000000000002 RSI: 0000000000000017 RDI: 0000000000000000 [ 493.493791][ C0] RBP: ffff8880aea09ce0 R08: ffffed1015d46c80 R09: ffffed1015d46c7f [ 493.501777][ C0] R10: ffffed1015d46c7f R11: ffff8880aea363fb R12: 0000000000000000 [ 493.509748][ C0] R13: 0000000000000000 R14: ffff8880aea09db8 R15: ffff8880aea24b80 [ 493.517752][ C0] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 493.533826][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 493.540418][ C0] CR2: 00007fb1c7de5000 CR3: 000000009f67a000 CR4: 00000000001406f0 [ 493.548387][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 493.556467][ C0] Kernel Offset: disabled [ 493.560779][ C0] Rebooting in 86400 seconds..