[ 37.426821] audit: type=1800 audit(1548765272.273:26): pid=7637 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 37.459475] audit: type=1800 audit(1548765272.273:27): pid=7637 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 37.480359] audit: type=1800 audit(1548765272.273:28): pid=7637 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. [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.17' (ECDSA) to the list of known hosts. syzkaller login: [ 379.583474] IPVS: ftp: loaded support on port[0] = 21 [ 379.645534] chnl_net:caif_netlink_parms(): no params data found [ 379.678154] bridge0: port 1(bridge_slave_0) entered blocking state [ 379.684980] bridge0: port 1(bridge_slave_0) entered disabled state [ 379.692694] device bridge_slave_0 entered promiscuous mode [ 379.699865] bridge0: port 2(bridge_slave_1) entered blocking state [ 379.706396] bridge0: port 2(bridge_slave_1) entered disabled state [ 379.713897] device bridge_slave_1 entered promiscuous mode [ 379.728992] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 379.738303] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 379.755712] team0: Port device team_slave_0 added [ 379.761942] team0: Port device team_slave_1 added [ 379.843751] device hsr_slave_0 entered promiscuous mode [ 379.892066] device hsr_slave_1 entered promiscuous mode [ 379.958779] bridge0: port 2(bridge_slave_1) entered blocking state [ 379.965239] bridge0: port 2(bridge_slave_1) entered forwarding state [ 379.972313] bridge0: port 1(bridge_slave_0) entered blocking state [ 379.978883] bridge0: port 1(bridge_slave_0) entered forwarding state [ 380.009760] 8021q: adding VLAN 0 to HW filter on device bond0 [ 380.020527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 380.040469] bridge0: port 1(bridge_slave_0) entered disabled state [ 380.047452] bridge0: port 2(bridge_slave_1) entered disabled state [ 380.055386] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 380.065420] 8021q: adding VLAN 0 to HW filter on device team0 [ 380.074398] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 380.082425] bridge0: port 1(bridge_slave_0) entered blocking state [ 380.088796] bridge0: port 1(bridge_slave_0) entered forwarding state [ 380.109138] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 380.119510] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 380.132221] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 380.139893] bridge0: port 2(bridge_slave_1) entered blocking state [ 380.146380] bridge0: port 2(bridge_slave_1) entered forwarding state [ 380.153746] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 380.161362] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 380.169499] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 380.177224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 380.185130] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 380.192094] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 380.207182] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 380.245085] Started in network mode [ 380.248849] Own node identity ac141425, cluster identity 4711 [ 380.255768] New replicast peer: 172.20.20.187 [ 380.261126] Enabled bearer , priority 10 [ 380.341462] hrtimer: interrupt took 29994 ns [ 380.671599] kasan: CONFIG_KASAN_INLINE enabled [ 380.676296] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 380.683767] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 380.689996] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.0.0-rc4+ #49 [ 380.696473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.705932] RIP: 0010:dst_dev_put+0x24/0x290 [ 380.710396] Code: ff ff 90 90 90 90 55 48 89 e5 41 56 41 55 41 54 53 48 89 fb e8 1d 89 5e fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00 [ 380.729345] RSP: 0018:ffff8880ae707aa8 EFLAGS: 00010203 [ 380.734691] RAX: dffffc0000000000 RBX: 00000000000002f4 RCX: 1ffffffff14b8387 [ 380.741938] RDX: 000000000000005e RSI: ffffffff86237b43 RDI: 00000000000002f4 [ 380.749190] RBP: ffff8880ae707ac8 R08: ffff8880a949c340 R09: ffff8880a949cbe0 [ 380.756440] R10: ffff8880a949cbc0 R11: 0000000000000001 R12: 0000000000000001 [ 380.763697] R13: 0000607f5162ca78 R14: dffffc0000000000 R15: 0000607f5162ca78 [ 380.770952] FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 380.779162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 380.785024] CR2: 00000000006e0000 CR3: 00000000929fa000 CR4: 00000000001406e0 [ 380.792286] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 380.799547] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 380.806797] Call Trace: [ 380.809357] [ 380.811578] free_fib_info_rcu+0x2f4/0x4a0 [ 380.815828] rcu_process_callbacks+0xc4a/0x1680 [ 380.820485] ? rcu_fwd_progress_check+0xd0/0xd0 [ 380.825244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.830778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.836380] ? check_preemption_disabled+0x48/0x290 [ 380.841385] ? rcu_lockdep_current_cpu_online+0x1aa/0x220 [ 380.846902] ? rcu_pm_notify+0xd0/0xd0 [ 380.850821] __do_softirq+0x30b/0xb11 [ 380.854610] ? __irqentry_text_end+0x1f96c2/0x1f96c2 [ 380.859728] ? kvm_clock_read+0x18/0x30 [ 380.863701] ? kvm_sched_clock_read+0x9/0x20 [ 380.868117] ? sched_clock+0x2e/0x50 [ 380.871812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.877474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.883005] ? check_preemption_disabled+0x48/0x290 [ 380.888072] irq_exit+0x180/0x1d0 [ 380.891512] smp_apic_timer_interrupt+0x1b7/0x760 [ 380.896671] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.901670] ? smp_call_function_single_interrupt+0x640/0x640 [ 380.907603] ? trace_hardirqs_off+0x310/0x310 [ 380.912112] ? task_prio+0x50/0x50 [ 380.915638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.921343] ? check_preemption_disabled+0x48/0x290 [ 380.926343] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.931425] apic_timer_interrupt+0xf/0x20 [ 380.935880] [ 380.938107] RIP: 0010:native_safe_halt+0x2/0x10 [ 380.942766] Code: ff ff ff 48 89 c7 48 89 45 d8 e8 49 a4 d1 f9 48 8b 45 d8 e9 ce fe ff ff 48 89 df e8 38 a4 d1 f9 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 [ 380.961672] RSP: 0018:ffff8880a94afcd0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 380.969370] RAX: 1ffffffff1325049 RBX: 1ffff11015295f9d RCX: 0000000000000000 [ 380.976670] RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffff8880a949cbbc [ 380.983929] RBP: ffff8880a94afd90 R08: ffff8880a949c340 R09: 0000000000000000 [ 380.991184] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 380.998440] R13: ffff8880a94afd68 R14: 0000000000000000 R15: ffffffff89928238 [ 381.005720] ? default_idle+0xb5/0x490 [ 381.009594] ? rcu_dynticks_eqs_enter+0x4f/0x80 [ 381.014406] ? __sched_text_end+0x4/0x4 [ 381.018364] ? rcu_idle_enter+0x408/0x530 [ 381.022494] ? rcu_eqs_special_set+0x1c0/0x1c0 [ 381.027068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.032598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.038143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.043670] arch_cpu_idle+0x10/0x20 [ 381.047394] default_idle_call+0x36/0x90 [ 381.051442] do_idle+0x386/0x5d0 [ 381.054805] ? arch_cpu_idle_exit+0x80/0x80 [ 381.059126] cpu_startup_entry+0x1b/0x20 [ 381.063228] start_secondary+0x435/0x620 [ 381.067286] ? set_cpu_sibling_map+0x1850/0x1850 [ 381.072033] secondary_startup_64+0xa4/0xb0 [ 381.076343] Modules linked in: [ 381.079585] ---[ end trace 21ba454c46f2e550 ]--- [ 381.084357] RIP: 0010:dst_dev_put+0x24/0x290 [ 381.088764] Code: ff ff 90 90 90 90 55 48 89 e5 41 56 41 55 41 54 53 48 89 fb e8 1d 89 5e fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00 [ 381.108525] RSP: 0018:ffff8880ae707aa8 EFLAGS: 00010203 [ 381.113903] RAX: dffffc0000000000 RBX: 00000000000002f4 RCX: 1ffffffff14b8387 [ 381.121155] RDX: 000000000000005e RSI: ffffffff86237b43 RDI: 00000000000002f4 [ 381.128435] RBP: ffff8880ae707ac8 R08: ffff8880a949c340 R09: ffff8880a949cbe0 [ 381.135915] R10: ffff8880a949cbc0 R11: 0000000000000001 R12: 0000000000000001 [ 381.143203] R13: 0000607f5162ca78 R14: dffffc0000000000 R15: 0000607f5162ca78 [ 381.150466] FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 381.158722] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 381.164612] CR2: 00000000006e0000 CR3: 00000000929fa000 CR4: 00000000001406e0 [ 381.171894] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 381.179243] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 381.186521] Kernel panic - not syncing: Fatal exception in interrupt [ 381.194270] Kernel Offset: disabled [ 381.197892] Rebooting in 86400 seconds..