[ 35.612708] audit: type=1800 audit(1550861272.958:28): pid=7501 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 36.380128] audit: type=1800 audit(1550861273.808:29): pid=7501 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 36.399934] audit: type=1800 audit(1550861273.808:30): pid=7501 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.40' (ECDSA) to the list of known hosts. syzkaller login: [ 43.742466] IPVS: ftp: loaded support on port[0] = 21 [ 43.791623] chnl_net:caif_netlink_parms(): no params data found [ 43.820614] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.827579] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.834914] device bridge_slave_0 entered promiscuous mode [ 43.842076] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.848539] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.855538] device bridge_slave_1 entered promiscuous mode [ 43.870415] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.879474] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.894871] team0: Port device team_slave_0 added [ 43.900692] team0: Port device team_slave_1 added [ 43.946152] device hsr_slave_0 entered promiscuous mode [ 43.994639] device hsr_slave_1 entered promiscuous mode [ 44.050690] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.057243] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.064173] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.070522] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.099726] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.110685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.130282] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.137905] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.145914] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.155885] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.164931] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.172539] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.178923] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.198448] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.208625] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.221080] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.229448] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.235821] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.243178] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready executing program [ 44.252650] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.260303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.267920] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.275759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.282459] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.296769] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 44.310673] IPv6: ADDRCONF(NETDEV_CHANGE): rose0: link becomes ready [ 44.434216] kasan: CONFIG_KASAN_INLINE enabled [ 44.438909] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 44.446304] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 44.452574] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.0.0-rc7+ #83 [ 44.459070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.468415] RIP: 0010:rose_send_frame+0x1a8/0x280 [ 44.473244] 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 58 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 58 03 00 00 e9 b8 fe ff ff e8 20 15 [ 44.492130] RSP: 0018:ffff8880ae907ae8 EFLAGS: 00010202 [ 44.497476] RAX: dffffc0000000000 RBX: ffff88809af51500 RCX: ffffffff8635cadb [ 44.504736] RDX: 000000000000006b RSI: ffffffff8635cc0c RDI: 0000000000000358 [ 44.511991] RBP: ffff8880ae907b18 R08: ffff8880aa290340 R09: ffffed10152b0965 [ 44.519244] R10: ffffed10152b0964 R11: ffff8880a9584b23 R12: 0000000000000000 [ 44.526494] R13: 0000000000000078 R14: 0000000000000005 R15: ffff888097d203c0 [ 44.533749] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 44.541954] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.547817] CR2: 00007f872e0dbe78 CR3: 00000000a1abe000 CR4: 00000000001406e0 [ 44.555077] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.562332] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.569584] Call Trace: [ 44.572144] [ 44.574283] rose_transmit_clear_request+0x1de/0x2a0 [ 44.579371] ? __local_bh_enable_ip+0x15a/0x270 [ 44.584029] rose_rx_call_request+0x4ea/0x1990 [ 44.588623] ? rose_dev_get+0x21e/0x320 [ 44.592601] ? rose_release+0x410/0x410 [ 44.596565] rose_loopback_timer+0x26a/0x3f0 [ 44.600960] call_timer_fn+0x190/0x720 [ 44.604849] ? rose_link_rx_restart.cold+0xa9/0xa9 [ 44.609766] ? process_timeout+0x40/0x40 [ 44.613809] ? run_timer_softirq+0x647/0x1700 [ 44.618291] ? trace_hardirqs_on+0x67/0x230 [ 44.622602] ? kasan_check_read+0x11/0x20 [ 44.626773] ? rose_link_rx_restart.cold+0xa9/0xa9 [ 44.631686] run_timer_softirq+0x652/0x1700 [ 44.635994] ? add_timer+0xbe0/0xbe0 [ 44.639693] ? kvm_clock_read+0x18/0x30 [ 44.643652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 44.649172] ? check_preemption_disabled+0x48/0x290 [ 44.654183] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 44.659635] __do_softirq+0x266/0x95a [ 44.663420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 44.668937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 44.674459] irq_exit+0x180/0x1d0 [ 44.677898] smp_apic_timer_interrupt+0x14a/0x570 [ 44.682729] apic_timer_interrupt+0xf/0x20 [ 44.686944] [ 44.689165] RIP: 0010:native_safe_halt+0x2/0x10 [ 44.693815] Code: ff ff ff 48 89 c7 48 89 45 d8 e8 59 a9 a3 fa 48 8b 45 d8 e9 ce fe ff ff 48 89 df e8 48 a9 a3 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 [ 44.712874] RSP: 0018:ffff8880aa29fd78 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 44.720563] RAX: 1ffffffff1125061 RBX: ffff8880aa290340 RCX: 0000000000000000 [ 44.727812] RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffff8880aa290bbc [ 44.735091] RBP: ffff8880aa29fda8 R08: ffff8880aa290340 R09: 0000000000000000 [ 44.742343] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 44.749598] R13: ffffffff889282f8 R14: 0000000000000001 R15: 0000000000000000 [ 44.756865] ? default_idle+0x4e/0x330 [ 44.760741] arch_cpu_idle+0x10/0x20 [ 44.764439] default_idle_call+0x36/0x90 [ 44.768482] do_idle+0x386/0x570 [ 44.771853] ? arch_cpu_idle_exit+0x80/0x80 [ 44.776162] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 44.781254] ? complete+0x61/0x80 [ 44.784692] cpu_startup_entry+0x1b/0x20 [ 44.788736] start_secondary+0x404/0x5c0 [ 44.792803] ? set_cpu_sibling_map+0x1850/0x1850 [ 44.797547] secondary_startup_64+0xa4/0xb0 [ 44.801851] Modules linked in: [ 44.805067] ---[ end trace c53d35d323148d02 ]--- [ 44.809836] RIP: 0010:rose_send_frame+0x1a8/0x280 [ 44.814874] 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 58 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 58 03 00 00 e9 b8 fe ff ff e8 20 15 [ 44.833813] RSP: 0018:ffff8880ae907ae8 EFLAGS: 00010202 [ 44.839199] RAX: dffffc0000000000 RBX: ffff88809af51500 RCX: ffffffff8635cadb [ 44.846483] RDX: 000000000000006b RSI: ffffffff8635cc0c RDI: 0000000000000358 [ 44.853740] RBP: ffff8880ae907b18 R08: ffff8880aa290340 R09: ffffed10152b0965 [ 44.861039] R10: ffffed10152b0964 R11: ffff8880a9584b23 R12: 0000000000000000 [ 44.868326] R13: 0000000000000078 R14: 0000000000000005 R15: ffff888097d203c0 [ 44.875633] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 44.883869] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.889779] CR2: 00007f872e0dbe78 CR3: 00000000a1abe000 CR4: 00000000001406e0 [ 44.897072] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.904372] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.911648] Kernel panic - not syncing: Fatal exception in interrupt [ 44.919223] Kernel Offset: disabled [ 44.922852] Rebooting in 86400 seconds..