[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[ 40.665937][ T27] audit: type=1800 audit(1554677500.650:25): pid=7720 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0
[ 40.709234][ T27] audit: type=1800 audit(1554677500.650:26): pid=7720 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[ 40.732558][ T27] audit: type=1800 audit(1554677500.650:27): pid=7720 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0
[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.0.59' (ECDSA) to the list of known hosts.
2019/04/07 22:52:11 parsed 1 programs
2019/04/07 22:52:12 executed programs: 0
syzkaller login: [ 72.753529][ T7885] IPVS: ftp: loaded support on port[0] = 21
[ 72.818722][ T7885] chnl_net:caif_netlink_parms(): no params data found
[ 72.851609][ T7885] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.859718][ T7885] bridge0: port 1(bridge_slave_0) entered disabled state
[ 72.868267][ T7885] device bridge_slave_0 entered promiscuous mode
[ 72.877175][ T7885] bridge0: port 2(bridge_slave_1) entered blocking state
[ 72.884582][ T7885] bridge0: port 2(bridge_slave_1) entered disabled state
[ 72.892272][ T7885] device bridge_slave_1 entered promiscuous mode
[ 72.911386][ T7885] bond0: Enslaving bond_slave_0 as an active interface with an up link
[ 72.922071][ T7885] bond0: Enslaving bond_slave_1 as an active interface with an up link
[ 72.940819][ T7885] team0: Port device team_slave_0 added
[ 72.948179][ T7885] team0: Port device team_slave_1 added
[ 73.015403][ T7885] device hsr_slave_0 entered promiscuous mode
[ 73.063833][ T7885] device hsr_slave_1 entered promiscuous mode
[ 73.141824][ T7885] bridge0: port 2(bridge_slave_1) entered blocking state
[ 73.149370][ T7885] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 73.157500][ T7885] bridge0: port 1(bridge_slave_0) entered blocking state
[ 73.164628][ T7885] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 73.200402][ T7885] 8021q: adding VLAN 0 to HW filter on device bond0
[ 73.215604][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 73.237818][ T3482] bridge0: port 1(bridge_slave_0) entered disabled state
[ 73.247303][ T3482] bridge0: port 2(bridge_slave_1) entered disabled state
[ 73.257444][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 73.269613][ T7885] 8021q: adding VLAN 0 to HW filter on device team0
[ 73.280432][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 73.289234][ T2856] bridge0: port 1(bridge_slave_0) entered blocking state
[ 73.296497][ T2856] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 73.315498][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 73.324244][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 73.331331][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 73.340620][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 73.350815][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 73.362269][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 73.378295][ T7885] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 73.389371][ T7885] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 73.402453][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 73.411623][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 73.420526][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 73.438466][ T7885] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 73.492120][ T7892] device rose0 entered promiscuous mode
[ 73.499169][ T7892] IPv6: ADDRCONF(NETDEV_CHANGE): rose0: link becomes ready
[ 73.630032][ C1] kasan: CONFIG_KASAN_INLINE enabled
[ 73.635593][ C1] kasan: GPF could be caused by NULL-ptr deref or user memory access
[ 73.643830][ C1] general protection fault: 0000 [#1] PREEMPT SMP KASAN
[ 73.646459][ T3877] kobject: 'loop0' (00000000669b3d71): kobject_uevent_env
[ 73.650808][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.1.0-rc3+ #56
[ 73.665142][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 73.675241][ C1] RIP: 0010:rose_send_frame+0x1a8/0x280
[ 73.680810][ C1] Code: c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 20 49 8d bc 24 50 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 50 03 00 00 e9 b8 fe ff ff e8 30 70
[ 73.703056][ C1] RSP: 0018:ffff8880ae907ae8 EFLAGS: 00010206
[ 73.709336][ C1] RAX: dffffc0000000000 RBX: ffff88809b3e4540 RCX: ffffffff86401d4b
[ 73.717422][ C1] RDX: 000000000000006a RSI: ffffffff86401e7c RDI: 0000000000000350
[ 73.725415][ C1] RBP: ffff8880ae907b18 R08: ffff8880aa28c340 R09: ffffed101302996d
[ 73.733835][ C1] R10: ffffed101302996c R11: ffff88809814cb63 R12: 0000000000000000
[ 73.742033][ C1] R13: 0000000000000078 R14: 0000000000000005 R15: ffff888089433500
[ 73.750033][ C1] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
[ 73.759063][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 73.765671][ C1] CR2: 00000000006fee80 CR3: 000000008ab15000 CR4: 00000000001406e0
[ 73.773669][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 73.781661][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 73.789728][ C1] Call Trace:
[ 73.793108][ C1]
[ 73.795989][ C1] rose_transmit_clear_request+0x1de/0x2a0
[ 73.801847][ C1] ? __local_bh_enable_ip+0x15a/0x270
[ 73.807255][ C1] rose_rx_call_request+0x4ea/0x1990
[ 73.812665][ C1] ? rose_dev_get+0x21e/0x320
[ 73.817370][ C1] ? rose_release+0x410/0x410
[ 73.822157][ C1] rose_loopback_timer+0x26a/0x3f0
[ 73.827295][ C1] call_timer_fn+0x190/0x720
[ 73.831898][ C1] ? rose_link_rx_restart.cold+0xa9/0xa9
[ 73.837757][ C1] ? process_timeout+0x40/0x40
[ 73.842962][ C1] ? run_timer_softirq+0x647/0x1700
[ 73.848197][ C1] ? trace_hardirqs_on+0x67/0x230
[ 73.853326][ C1] ? kasan_check_read+0x11/0x20
[ 73.858369][ C1] ? rose_link_rx_restart.cold+0xa9/0xa9
[ 73.864035][ C1] run_timer_softirq+0x652/0x1700
[ 73.869086][ C1] ? add_timer+0xbe0/0xbe0
[ 73.873782][ C1] ? kvm_clock_read+0x18/0x30
[ 73.878478][ C1] ? kvm_sched_clock_read+0x9/0x20
[ 73.883603][ C1] ? sched_clock+0x2e/0x50
[ 73.888038][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 73.894290][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 73.900557][ C1] __do_softirq+0x266/0x95a
[ 73.905077][ C1] ? sched_clock_cpu+0x1b/0x1b0
[ 73.910036][ C1] irq_exit+0x180/0x1d0
[ 73.914229][ C1] smp_apic_timer_interrupt+0x14a/0x570
[ 73.919799][ C1] apic_timer_interrupt+0xf/0x20
[ 73.924734][ C1]
[ 73.927689][ C1] RIP: 0010:native_safe_halt+0x2/0x10
[ 73.933153][ C1] Code: ff ff ff 48 89 c7 48 89 45 d8 e8 69 01 98 fa 48 8b 45 d8 e9 ce fe ff ff 48 89 df e8 58 01 98 fa eb 82 90 90 90 90 90 90 fb f4 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 90 90 90 90 90 90
[ 73.953118][ C1] RSP: 0018:ffff8880aa29fd78 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 73.961549][ C1] RAX: 1ffffffff11252d1 RBX: ffff8880aa28c340 RCX: 0000000000000000
[ 73.969537][ C1] RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffff8880aa28cbbc
[ 73.977521][ C1] RBP: ffff8880aa29fda8 R08: ffff8880aa28c340 R09: 0000000000000000
[ 73.985521][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 73.993595][ C1] R13: ffffffff88929678 R14: 0000000000000001 R15: 0000000000000000
[ 74.001714][ C1] ? default_idle+0x4e/0x330
[ 74.006333][ C1] arch_cpu_idle+0x10/0x20
[ 74.010776][ C1] default_idle_call+0x36/0x90
[ 74.015559][ C1] do_idle+0x386/0x570
[ 74.019657][ C1] ? arch_cpu_idle_exit+0x80/0x80
[ 74.024706][ C1] ? _raw_spin_unlock_irqrestore+0xa4/0xe0
[ 74.030723][ C1] ? complete+0x61/0x80
[ 74.035002][ C1] cpu_startup_entry+0x1b/0x20
[ 74.039780][ C1] start_secondary+0x360/0x4d0
[ 74.044931][ C1] ? set_cpu_sibling_map+0x1850/0x1850
[ 74.050413][ C1] secondary_startup_64+0xa4/0xb0
[ 74.055446][ C1] Modules linked in:
[ 74.059470][ C1] ---[ end trace 366326fba85ea7e0 ]---
[ 74.064500][ T3877] kobject: 'loop0' (00000000669b3d71): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 74.065009][ C1] RIP: 0010:rose_send_frame+0x1a8/0x280
[ 74.080871][ C1] Code: c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 20 49 8d bc 24 50 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 50 03 00 00 e9 b8 fe ff ff e8 30 70
[ 74.100823][ C1] RSP: 0018:ffff8880ae907ae8 EFLAGS: 00010206
[ 74.107123][ C1] RAX: dffffc0000000000 RBX: ffff88809b3e4540 RCX: ffffffff86401d4b
[ 74.115280][ C1] RDX: 000000000000006a RSI: ffffffff86401e7c RDI: 0000000000000350
[ 74.123340][ C1] RBP: ffff8880ae907b18 R08: ffff8880aa28c340 R09: ffffed101302996d
[ 74.131400][ C1] R10: ffffed101302996c R11: ffff88809814cb63 R12: 0000000000000000
[ 74.139531][ C1] R13: 0000000000000078 R14: 0000000000000005 R15: ffff888089433500
[ 74.144865][ T3877] kobject: 'loop0' (00000000669b3d71): kobject_uevent_env
[ 74.147549][ C1] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
[ 74.158539][ T3877] kobject: 'loop0' (00000000669b3d71): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 74.163654][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.163661][ C1] CR2: 00000000006fee80 CR3: 0000000008871000 CR4: 00000000001406e0
[ 74.163671][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 74.163678][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 74.163693][ C1] Kernel panic - not syncing: Fatal exception in interrupt
[ 74.212588][ C1] Kernel Offset: disabled
[ 74.216953][ C1] Rebooting in 86400 seconds..