[ 41.867081][ T23] audit: type=1800 audit(1574977872.697:26): pid=7939 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[ 41.899262][ T23] audit: type=1800 audit(1574977872.707:27): pid=7939 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0
[ 41.937401][ T23] audit: type=1800 audit(1574977872.707:28): pid=7939 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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.
[ 42.723538][ T23] audit: type=1800 audit(1574977873.567:29): pid=7939 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.10.43' (ECDSA) to the list of known hosts.
syzkaller login: [ 52.945744][ T8091] IPVS: ftp: loaded support on port[0] = 21
[ 53.000929][ T8091] chnl_net:caif_netlink_parms(): no params data found
[ 53.025889][ T8091] bridge0: port 1(bridge_slave_0) entered blocking state
[ 53.034116][ T8091] bridge0: port 1(bridge_slave_0) entered disabled state
[ 53.042643][ T8091] device bridge_slave_0 entered promiscuous mode
[ 53.051209][ T8091] bridge0: port 2(bridge_slave_1) entered blocking state
[ 53.058607][ T8091] bridge0: port 2(bridge_slave_1) entered disabled state
[ 53.067104][ T8091] device bridge_slave_1 entered promiscuous mode
[ 53.083284][ T8091] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 53.095523][ T8091] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 53.113432][ T8091] team0: Port device team_slave_0 added
[ 53.121180][ T8091] team0: Port device team_slave_1 added
[ 53.186151][ T8091] device hsr_slave_0 entered promiscuous mode
[ 53.244620][ T8091] device hsr_slave_1 entered promiscuous mode
[ 53.302409][ T8091] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 53.345966][ T8091] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 53.396906][ T8091] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 53.436353][ T8091] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 53.482361][ T8091] bridge0: port 2(bridge_slave_1) entered blocking state
[ 53.489840][ T8091] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 53.498334][ T8091] bridge0: port 1(bridge_slave_0) entered blocking state
[ 53.506095][ T8091] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 53.543042][ T8091] 8021q: adding VLAN 0 to HW filter on device bond0
[ 53.559527][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 53.570764][ T150] bridge0: port 1(bridge_slave_0) entered disabled state
[ 53.590972][ T150] bridge0: port 2(bridge_slave_1) entered disabled state
[ 53.601103][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 53.614729][ T8091] 8021q: adding VLAN 0 to HW filter on device team0
[ 53.628715][ T3611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 53.638399][ T3611] bridge0: port 1(bridge_slave_0) entered blocking state
[ 53.645695][ T3611] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 53.666408][ T3611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 53.675632][ T3611] bridge0: port 2(bridge_slave_1) entered blocking state
[ 53.683057][ T3611] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 53.692008][ T3611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 53.702047][ T3611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 53.713143][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 53.723203][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 53.736342][ T8091] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 53.750856][ T8091] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 53.761186][ T3611] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 53.777674][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 53.786440][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
executing program
executing program
executing program
[ 53.798170][ T8091] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 53.812563][ T8095] device tunl0 entered promiscuous mode
[ 53.825401][ T8096] device gre0 entered promiscuous mode
[ 53.836664][ T8097] batman_adv: batadv0: Adding interface: gretap0
[ 53.843496][ T8097] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) 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.
[ 53.871425][ T8097] batman_adv: batadv0: Interface activated: gretap0
[ 53.881750][ T8097] device gretap0 entered promiscuous mode
[ 53.888404][ T8097] batman_adv: batadv0: Interface deactivated: gretap0
[ 53.895516][ T8097] batman_adv: batadv0: Removing interface: gretap0
executing program
[ 54.001504][ T8098] batman_adv: batadv0: Adding interface: erspan0
[ 54.008760][ T8098] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) 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.
[ 54.036742][ T8098] batman_adv: batadv0: Interface activated: erspan0
[ 54.047153][ T8098] device erspan0 entered promiscuous mode
[ 54.053881][ T8098] batman_adv: batadv0: Interface deactivated: erspan0
[ 54.061813][ T8098] batman_adv: batadv0: Removing interface: erspan0
[ 54.074181][ C0] ------------[ cut here ]------------
[ 54.080683][ C0] DEBUG_LOCKS_WARN_ON(1)
[ 54.080749][ C0] WARNING: CPU: 0 PID: 0 at kernel/locking/lockdep.c:167 mark_lock+0x8d2/0x1650
[ 54.095476][ C0] Kernel panic - not syncing: panic_on_warn set ...
[ 54.102336][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.4.0-syzkaller #0
[ 54.110615][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 54.120791][ C0] Call Trace:
[ 54.124070][ C0]
[ 54.127005][ C0] dump_stack+0x1fb/0x318
[ 54.131320][ C0] panic+0x264/0x7a9
[ 54.135227][ C0] ? __warn+0x105/0x210
[ 54.139438][ C0] ? mark_lock+0x8d2/0x1650
[ 54.144038][ C0] __warn+0x20e/0x210
[ 54.148019][ C0] ? mark_lock+0x8d2/0x1650
[ 54.152597][ C0] report_bug+0x1b6/0x2f0
[ 54.156921][ C0] ? mark_lock+0x8d2/0x1650
[ 54.161426][ C0] do_error_trap+0xd7/0x440
[ 54.165942][ C0] do_invalid_op+0x36/0x40
[ 54.170629][ C0] ? mark_lock+0x8d2/0x1650
[ 54.175316][ C0] invalid_op+0x23/0x30
[ 54.179621][ C0] RIP: 0010:mark_lock+0x8d2/0x1650
[ 54.185168][ C0] Code: 0f 85 af 02 00 00 83 3d 2f 9e 84 07 00 0f 85 7a f8 ff ff 31 db 48 c7 c7 14 26 57 88 48 c7 c6 e4 ec 5b 88 31 c0 e8 5e 9c ec ff <0f> 0b e9 6e f8 ff ff 4c 69 f3 b0 00 00 00 48 c7 c0 90 6c 3d 89 4c
[ 54.204945][ C0] RSP: 0018:ffff8880aea09430 EFLAGS: 00010046
[ 54.211653][ C0] RAX: d995e54570463400 RBX: 0000000000000000 RCX: ffffffff88a75a00
[ 54.219744][ C0] RDX: 0000000000000503 RSI: 0000000000000001 RDI: ffffffff815ded94
[ 54.227722][ C0] RBP: ffff8880aea09530 R08: ffffffff817a5e6a R09: fffffbfff115a51d
[ 54.235946][ C0] R10: fffffbfff115a51d R11: 0000000000000000 R12: 1ffffffff114ec75
[ 54.243898][ C0] R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000010
[ 54.252554][ C0] ? trace_hardirqs_off+0x1a/0x80
[ 54.257656][ C0] ? vprintk_emit+0x1b4/0x3a0
[ 54.262319][ C0] ? validate_chain+0x92/0x7bc0
[ 54.267162][ C0] ? __kasan_check_read+0x11/0x20
[ 54.272186][ C0] __lock_acquire+0x5a0/0x1be0
[ 54.276939][ C0] ? netif_skb_features+0x60a/0xa90
[ 54.282128][ C0] ? validate_xmit_xfrm+0x58/0xe00
[ 54.287257][ C0] ? trace_lock_acquire+0x159/0x1d0
[ 54.292642][ C0] lock_acquire+0x158/0x250
[ 54.297368][ C0] ? sch_direct_xmit+0x154/0xd50
[ 54.302323][ C0] _raw_spin_lock+0x2d/0x40
[ 54.307099][ C0] ? sch_direct_xmit+0x154/0xd50
[ 54.312205][ C0] sch_direct_xmit+0x154/0xd50
[ 54.317413][ C0] ? lock_acquire+0x158/0x250
[ 54.322171][ C0] ? dev_queue_xmit+0x17/0x20
[ 54.326938][ C0] __dev_queue_xmit+0x1c1b/0x2e60
[ 54.332213][ C0] ? dev_queue_xmit+0x17/0x20
[ 54.337222][ C0] dev_queue_xmit+0x17/0x20
[ 54.342066][ C0] neigh_resolve_output+0x60c/0x6b0
[ 54.347593][ C0] ip6_finish_output2+0x102c/0x13b0
[ 54.352970][ C0] __ip6_finish_output+0x693/0x8c0
[ 54.358343][ C0] ip6_finish_output+0x52/0x1e0
[ 54.363436][ C0] ? ip6_output+0x2ad/0x3c0
[ 54.367952][ C0] ip6_output+0x2c2/0x3c0
[ 54.372530][ C0] mld_sendpack+0x770/0xb80
[ 54.377226][ C0] mld_ifc_timer_expire+0x870/0xc70
[ 54.382901][ C0] ? rcu_read_lock_sched_held+0x10b/0x170
[ 54.388892][ C0] ? mld_gq_timer_expire+0xe0/0xe0
[ 54.394361][ C0] call_timer_fn+0x95/0x170
[ 54.399105][ C0] ? mld_gq_timer_expire+0xe0/0xe0
[ 54.404504][ C0] __run_timers+0x7b6/0x990
[ 54.409337][ C0] ? check_preemption_disabled+0x44/0x260
[ 54.415402][ C0] ? debug_smp_processor_id+0x9/0x20
[ 54.421046][ C0] run_timer_softirq+0x4a/0x90
[ 54.425945][ C0] __do_softirq+0x333/0x7c4
[ 54.430438][ C0] ? irq_exit+0x227/0x230
[ 54.434885][ C0] irq_exit+0x227/0x230
[ 54.439045][ C0] smp_apic_timer_interrupt+0x113/0x280
[ 54.444734][ C0] apic_timer_interrupt+0xf/0x20
[ 54.449809][ C0]
[ 54.452843][ C0] RIP: 0010:native_safe_halt+0xe/0x10
[ 54.458380][ C0] Code: 22 fa eb ae 89 d9 80 e1 07 80 c1 03 38 c1 7c ba 48 89 df e8 04 5d 22 fa eb b0 cc cc e9 07 00 00 00 0f 00 2d 56 fb 55 00 fb f4 90 e9 07 00 00 00 0f 00 2d 46 fb 55 00 f4 c3 cc cc 55 48 89 e5
[ 54.478182][ C0] RSP: 0018:ffffffff88a07dc0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[ 54.486970][ C0] RAX: 1ffffffff11552c8 RBX: ffffffff88a75a00 RCX: dffffc0000000000
[ 54.495265][ C0] RDX: 0000000000000000 RSI: ffffffff812bf9ea RDI: ffffffff88a76244
[ 54.503908][ C0] RBP: ffffffff88a07dc8 R08: ffffffff88a76258 R09: fffffbfff114eb41
[ 54.511884][ C0] R10: fffffbfff114eb41 R11: 0000000000000000 R12: 1ffffffff114eb40
[ 54.519847][ C0] R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffffffff11552c6
[ 54.527829][ C0] ? arch_cpu_idle+0xa/0x10
[ 54.532331][ C0] ? default_idle+0x50/0x70
[ 54.536812][ C0] arch_cpu_idle+0xa/0x10
[ 54.541120][ C0] default_idle_call+0x59/0xa0
[ 54.545863][ C0] do_idle+0x13e/0x630
[ 54.549910][ C0] ? debug_smp_processor_id+0x1c/0x20
[ 54.555257][ C0] cpu_startup_entry+0x25/0x30
[ 54.560153][ C0] rest_init+0x29d/0x2b0
[ 54.564522][ C0] arch_call_rest_init+0xe/0x10
[ 54.569559][ C0] start_kernel+0x6d1/0x7d2
[ 54.574160][ C0] x86_64_start_reservations+0x18/0x2e
[ 54.579600][ C0] x86_64_start_kernel+0x7a/0x7d
[ 54.584573][ C0] secondary_startup_64+0xa4/0xb0
[ 54.589969][ C0] ------------[ cut here ]------------
[ 54.595462][ C0] WARNING: CPU: 0 PID: 0 at kernel/locking/mutex.c:1419 mutex_trylock+0x208/0x2c0
[ 54.604765][ C0] Modules linked in:
[ 54.608658][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.4.0-syzkaller #0
[ 54.616196][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 54.626357][ C0] RIP: 0010:mutex_trylock+0x208/0x2c0
[ 54.631841][ C0] Code: 00 00 31 c9 41 b8 01 00 00 00 45 31 c9 ff 75 08 e8 2d b0 cd f9 48 83 c4 08 89 d8 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 5d fe ff ff e8 4c 65 bb fb 85 c0 0f 84 3e fe ff ff 48 c7
[ 54.651682][ C0] RSP: 0018:ffff8880aea090a0 EFLAGS: 00010006
[ 54.657841][ C0] RAX: 0000000000000504 RBX: dffffc0000000000 RCX: ffffffff88a75a00
[ 54.665809][ C0] RDX: 0000000000000504 RSI: 0000000000000040 RDI: ffffffff88adb698
[ 54.673763][ C0] RBP: ffff8880aea090d0 R08: ffffffff83498054 R09: fffffbfff115a587
[ 54.682856][ C0] R10: fffffbfff115a587 R11: 0000000000000000 R12: 0000000000000000
[ 54.690905][ C0] R13: dffffc0000000000 R14: ffffffff88adb698 R15: 1ffffffff12365cc
[ 54.698897][ C0] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
[ 54.707816][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 54.714579][ C0] CR2: 00000000200001c0 CR3: 0000000094a33000 CR4: 00000000001406f0
[ 54.722547][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 54.730759][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 54.738824][ C0] Call Trace:
[ 54.742096][ C0]
[ 54.744945][ C0] ? __crash_kexec+0x23/0xc0
[ 54.749695][ C0] __crash_kexec+0x2f/0xc0
[ 54.754541][ C0] ? __printk_safe_flush+0x50e/0x540
[ 54.759815][ C0] ? secondary_startup_64+0xa4/0xb0
[ 54.765273][ C0] ? find_next_bit+0x10c/0x120
[ 54.770154][ C0] ? cpumask_next+0x38/0x60
[ 54.774708][ C0] ? cpumask_next+0x4a/0x60
[ 54.779194][ C0] ? printk_safe_flush_on_panic+0x1d0/0x250
[ 54.785376][ C0] panic+0x294/0x7a9
[ 54.789473][ C0] ? __warn+0x105/0x210
[ 54.793610][ C0] ? mark_lock+0x8d2/0x1650
[ 54.798334][ C0] __warn+0x20e/0x210
[ 54.802397][ C0] ? mark_lock+0x8d2/0x1650
[ 54.807039][ C0] report_bug+0x1b6/0x2f0
[ 54.811512][ C0] ? mark_lock+0x8d2/0x1650
[ 54.816009][ C0] do_error_trap+0xd7/0x440
[ 54.820601][ C0] do_invalid_op+0x36/0x40
[ 54.825025][ C0] ? mark_lock+0x8d2/0x1650
[ 54.829617][ C0] invalid_op+0x23/0x30
[ 54.833882][ C0] RIP: 0010:mark_lock+0x8d2/0x1650
[ 54.839170][ C0] Code: 0f 85 af 02 00 00 83 3d 2f 9e 84 07 00 0f 85 7a f8 ff ff 31 db 48 c7 c7 14 26 57 88 48 c7 c6 e4 ec 5b 88 31 c0 e8 5e 9c ec ff <0f> 0b e9 6e f8 ff ff 4c 69 f3 b0 00 00 00 48 c7 c0 90 6c 3d 89 4c
[ 54.859399][ C0] RSP: 0018:ffff8880aea09430 EFLAGS: 00010046
[ 54.865598][ C0] RAX: d995e54570463400 RBX: 0000000000000000 RCX: ffffffff88a75a00
[ 54.873552][ C0] RDX: 0000000000000503 RSI: 0000000000000001 RDI: ffffffff815ded94
[ 54.881727][ C0] RBP: ffff8880aea09530 R08: ffffffff817a5e6a R09: fffffbfff115a51d
[ 54.889695][ C0] R10: fffffbfff115a51d R11: 0000000000000000 R12: 1ffffffff114ec75
[ 54.898160][ C0] R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000010
[ 54.906130][ C0] ? trace_hardirqs_off+0x1a/0x80
[ 54.911137][ C0] ? vprintk_emit+0x1b4/0x3a0
[ 54.915941][ C0] ? validate_chain+0x92/0x7bc0
[ 54.920924][ C0] ? __kasan_check_read+0x11/0x20
[ 54.926099][ C0] __lock_acquire+0x5a0/0x1be0
[ 54.931071][ C0] ? netif_skb_features+0x60a/0xa90
[ 54.936266][ C0] ? validate_xmit_xfrm+0x58/0xe00
[ 54.943280][ C0] ? trace_lock_acquire+0x159/0x1d0
[ 54.948596][ C0] lock_acquire+0x158/0x250
[ 54.953334][ C0] ? sch_direct_xmit+0x154/0xd50
[ 54.958408][ C0] _raw_spin_lock+0x2d/0x40
[ 54.962899][ C0] ? sch_direct_xmit+0x154/0xd50
[ 54.967954][ C0] sch_direct_xmit+0x154/0xd50
[ 54.972702][ C0] ? lock_acquire+0x158/0x250
[ 54.977369][ C0] ? dev_queue_xmit+0x17/0x20
[ 54.982070][ C0] __dev_queue_xmit+0x1c1b/0x2e60
[ 54.987103][ C0] ? dev_queue_xmit+0x17/0x20
[ 54.991770][ C0] dev_queue_xmit+0x17/0x20
[ 54.996265][ C0] neigh_resolve_output+0x60c/0x6b0
[ 55.001452][ C0] ip6_finish_output2+0x102c/0x13b0
[ 55.006648][ C0] __ip6_finish_output+0x693/0x8c0
[ 55.011950][ C0] ip6_finish_output+0x52/0x1e0
[ 55.016779][ C0] ? ip6_output+0x2ad/0x3c0
[ 55.021497][ C0] ip6_output+0x2c2/0x3c0
[ 55.026182][ C0] mld_sendpack+0x770/0xb80
[ 55.030867][ C0] mld_ifc_timer_expire+0x870/0xc70
[ 55.036049][ C0] ? rcu_read_lock_sched_held+0x10b/0x170
[ 55.042483][ C0] ? mld_gq_timer_expire+0xe0/0xe0
[ 55.047582][ C0] call_timer_fn+0x95/0x170
[ 55.052091][ C0] ? mld_gq_timer_expire+0xe0/0xe0
[ 55.057253][ C0] __run_timers+0x7b6/0x990
[ 55.061757][ C0] ? check_preemption_disabled+0x44/0x260
[ 55.067541][ C0] ? debug_smp_processor_id+0x9/0x20
[ 55.072828][ C0] run_timer_softirq+0x4a/0x90
[ 55.077584][ C0] __do_softirq+0x333/0x7c4
[ 55.082070][ C0] ? irq_exit+0x227/0x230
[ 55.086374][ C0] irq_exit+0x227/0x230
[ 55.090525][ C0] smp_apic_timer_interrupt+0x113/0x280
[ 55.096147][ C0] apic_timer_interrupt+0xf/0x20
[ 55.101058][ C0]
[ 55.104092][ C0] RIP: 0010:native_safe_halt+0xe/0x10
[ 55.109449][ C0] Code: 22 fa eb ae 89 d9 80 e1 07 80 c1 03 38 c1 7c ba 48 89 df e8 04 5d 22 fa eb b0 cc cc e9 07 00 00 00 0f 00 2d 56 fb 55 00 fb f4 90 e9 07 00 00 00 0f 00 2d 46 fb 55 00 f4 c3 cc cc 55 48 89 e5
[ 55.129233][ C0] RSP: 0018:ffffffff88a07dc0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[ 55.137717][ C0] RAX: 1ffffffff11552c8 RBX: ffffffff88a75a00 RCX: dffffc0000000000
[ 55.146121][ C0] RDX: 0000000000000000 RSI: ffffffff812bf9ea RDI: ffffffff88a76244
[ 55.154085][ C0] RBP: ffffffff88a07dc8 R08: ffffffff88a76258 R09: fffffbfff114eb41
[ 55.162044][ C0] R10: fffffbfff114eb41 R11: 0000000000000000 R12: 1ffffffff114eb40
[ 55.170031][ C0] R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffffffff11552c6
[ 55.178005][ C0] ? arch_cpu_idle+0xa/0x10
[ 55.182504][ C0] ? default_idle+0x50/0x70
[ 55.187083][ C0] arch_cpu_idle+0xa/0x10
[ 55.191413][ C0] default_idle_call+0x59/0xa0
[ 55.196243][ C0] do_idle+0x13e/0x630
[ 55.200329][ C0] ? debug_smp_processor_id+0x1c/0x20
[ 55.205681][ C0] cpu_startup_entry+0x25/0x30
[ 55.210431][ C0] rest_init+0x29d/0x2b0
[ 55.214902][ C0] arch_call_rest_init+0xe/0x10
[ 55.219731][ C0] start_kernel+0x6d1/0x7d2
[ 55.224239][ C0] x86_64_start_reservations+0x18/0x2e
[ 55.229689][ C0] x86_64_start_kernel+0x7a/0x7d
[ 55.234604][ C0] secondary_startup_64+0xa4/0xb0
[ 55.239599][ C0] irq event stamp: 201584
[ 55.243928][ C0] hardirqs last enabled at (201584): [] read_seqbegin+0x129/0x210
[ 55.253384][ C0] hardirqs last disabled at (201583): [] read_seqbegin+0x8d/0x210
[ 55.263445][ C0] softirqs last enabled at (201542): [] irq_enter+0x57/0xc0
[ 55.272400][ C0] softirqs last disabled at (201543): [] irq_exit+0x227/0x230
[ 55.281483][ C0] ---[ end trace 4ce03ede578b94f3 ]---
[ 55.287115][ C0] ------------[ cut here ]------------
[ 55.292568][ C0] WARNING: CPU: 0 PID: 0 at kernel/locking/mutex.c:737 mutex_unlock+0x1d/0x30
[ 55.301493][ C0] Modules linked in:
[ 55.305377][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 5.4.0-syzkaller #0
[ 55.315171][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 55.326024][ C0] RIP: 0010:mutex_unlock+0x1d/0x30
[ 55.331511][ C0] Code: ff eb 85 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 65 8b 05 61 04 76 78 a9 00 ff 1f 00 75 0b 48 8b 75 08 e8 15 00 00 00 5d c3 <0f> 0b eb f1 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 55 48 89
[ 55.351647][ C0] RSP: 0018:ffff8880aea090d0 EFLAGS: 00010006
[ 55.357698][ C0] RAX: 0000000000000504 RBX: 0000000000000001 RCX: ffffffff88a75a00
[ 55.365761][ C0] RDX: 0000000000000504 RSI: 0000000000000001 RDI: ffffffff88adb698
[ 55.373989][ C0] RBP: ffff8880aea090d0 R08: ffffffff816bf00a R09: 0000000000000000
[ 55.381961][ C0] R10: fffffbfff115b6d4 R11: 0000000000000000 R12: 0000000000000000
[ 55.390250][ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffffffff12365cc
[ 55.398222][ C0] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
[ 55.407636][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.414291][ C0] CR2: 00000000200001c0 CR3: 0000000094a33000 CR4: 00000000001406f0
[ 55.422466][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 55.430711][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 55.438682][ C0] Call Trace:
[ 55.442091][ C0]
[ 55.444949][ C0] __crash_kexec+0x92/0xc0
[ 55.449359][ C0] ? __printk_safe_flush+0x50e/0x540
[ 55.454839][ C0] ? secondary_startup_64+0xa4/0xb0
[ 55.460027][ C0] ? find_next_bit+0x10c/0x120
[ 55.464979][ C0] ? cpumask_next+0x38/0x60
[ 55.469559][ C0] ? cpumask_next+0x4a/0x60
[ 55.474091][ C0] ? printk_safe_flush_on_panic+0x1d0/0x250
[ 55.480396][ C0] panic+0x294/0x7a9
[ 55.484369][ C0] ? __warn+0x105/0x210
[ 55.488649][ C0] ? mark_lock+0x8d2/0x1650
[ 55.493138][ C0] __warn+0x20e/0x210
[ 55.497281][ C0] ? mark_lock+0x8d2/0x1650
[ 55.501779][ C0] report_bug+0x1b6/0x2f0
[ 55.506109][ C0] ? mark_lock+0x8d2/0x1650
[ 55.510606][ C0] do_error_trap+0xd7/0x440
[ 55.515100][ C0] do_invalid_op+0x36/0x40
[ 55.519616][ C0] ? mark_lock+0x8d2/0x1650
[ 55.524291][ C0] invalid_op+0x23/0x30
[ 55.528489][ C0] RIP: 0010:mark_lock+0x8d2/0x1650
[ 55.533584][ C0] Code: 0f 85 af 02 00 00 83 3d 2f 9e 84 07 00 0f 85 7a f8 ff ff 31 db 48 c7 c7 14 26 57 88 48 c7 c6 e4 ec 5b 88 31 c0 e8 5e 9c ec ff <0f> 0b e9 6e f8 ff ff 4c 69 f3 b0 00 00 00 48 c7 c0 90 6c 3d 89 4c
[ 55.553188][ C0] RSP: 0018:ffff8880aea09430 EFLAGS: 00010046
[ 55.559326][ C0] RAX: d995e54570463400 RBX: 0000000000000000 RCX: ffffffff88a75a00
[ 55.567450][ C0] RDX: 0000000000000503 RSI: 0000000000000001 RDI: ffffffff815ded94
[ 55.575505][ C0] RBP: ffff8880aea09530 R08: ffffffff817a5e6a R09: fffffbfff115a51d
[ 55.583548][ C0] R10: fffffbfff115a51d R11: 0000000000000000 R12: 1ffffffff114ec75
[ 55.591512][ C0] R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000010
[ 55.599661][ C0] ? trace_hardirqs_off+0x1a/0x80
[ 55.604851][ C0] ? vprintk_emit+0x1b4/0x3a0
[ 55.609507][ C0] ? validate_chain+0x92/0x7bc0
[ 55.614336][ C0] ? __kasan_check_read+0x11/0x20
[ 55.619569][ C0] __lock_acquire+0x5a0/0x1be0
[ 55.624333][ C0] ? netif_skb_features+0x60a/0xa90
[ 55.629535][ C0] ? validate_xmit_xfrm+0x58/0xe00
[ 55.634654][ C0] ? trace_lock_acquire+0x159/0x1d0
[ 55.639858][ C0] lock_acquire+0x158/0x250
[ 55.644345][ C0] ? sch_direct_xmit+0x154/0xd50
[ 55.649489][ C0] _raw_spin_lock+0x2d/0x40
[ 55.653986][ C0] ? sch_direct_xmit+0x154/0xd50
[ 55.659039][ C0] sch_direct_xmit+0x154/0xd50
[ 55.663873][ C0] ? lock_acquire+0x158/0x250
[ 55.668531][ C0] ? dev_queue_xmit+0x17/0x20
[ 55.673198][ C0] __dev_queue_xmit+0x1c1b/0x2e60
[ 55.678215][ C0] ? dev_queue_xmit+0x17/0x20
[ 55.683032][ C0] dev_queue_xmit+0x17/0x20
[ 55.687531][ C0] neigh_resolve_output+0x60c/0x6b0
[ 55.692755][ C0] ip6_finish_output2+0x102c/0x13b0
[ 55.698131][ C0] __ip6_finish_output+0x693/0x8c0
[ 55.703243][ C0] ip6_finish_output+0x52/0x1e0
[ 55.708081][ C0] ? ip6_output+0x2ad/0x3c0
[ 55.712759][ C0] ip6_output+0x2c2/0x3c0
[ 55.717264][ C0] mld_sendpack+0x770/0xb80
[ 55.721768][ C0] mld_ifc_timer_expire+0x870/0xc70
[ 55.726956][ C0] ? rcu_read_lock_sched_held+0x10b/0x170
[ 55.732681][ C0] ? mld_gq_timer_expire+0xe0/0xe0
[ 55.737900][ C0] call_timer_fn+0x95/0x170
[ 55.742393][ C0] ? mld_gq_timer_expire+0xe0/0xe0
[ 55.747505][ C0] __run_timers+0x7b6/0x990
[ 55.752019][ C0] ? check_preemption_disabled+0x44/0x260
[ 55.757823][ C0] ? debug_smp_processor_id+0x9/0x20
[ 55.763104][ C0] run_timer_softirq+0x4a/0x90
[ 55.767857][ C0] __do_softirq+0x333/0x7c4
[ 55.772340][ C0] ? irq_exit+0x227/0x230
[ 55.777100][ C0] irq_exit+0x227/0x230
[ 55.781330][ C0] smp_apic_timer_interrupt+0x113/0x280
[ 55.786970][ C0] apic_timer_interrupt+0xf/0x20
[ 55.792070][ C0]
[ 55.795094][ C0] RIP: 0010:native_safe_halt+0xe/0x10
[ 55.800649][ C0] Code: 22 fa eb ae 89 d9 80 e1 07 80 c1 03 38 c1 7c ba 48 89 df e8 04 5d 22 fa eb b0 cc cc e9 07 00 00 00 0f 00 2d 56 fb 55 00 fb f4 90 e9 07 00 00 00 0f 00 2d 46 fb 55 00 f4 c3 cc cc 55 48 89 e5
[ 55.820519][ C0] RSP: 0018:ffffffff88a07dc0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[ 55.829026][ C0] RAX: 1ffffffff11552c8 RBX: ffffffff88a75a00 RCX: dffffc0000000000
[ 55.837168][ C0] RDX: 0000000000000000 RSI: ffffffff812bf9ea RDI: ffffffff88a76244
[ 55.845297][ C0] RBP: ffffffff88a07dc8 R08: ffffffff88a76258 R09: fffffbfff114eb41
[ 55.853249][ C0] R10: fffffbfff114eb41 R11: 0000000000000000 R12: 1ffffffff114eb40
[ 55.861312][ C0] R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffffffff11552c6
[ 55.869536][ C0] ? arch_cpu_idle+0xa/0x10
[ 55.874040][ C0] ? default_idle+0x50/0x70
[ 55.878610][ C0] arch_cpu_idle+0xa/0x10
[ 55.882917][ C0] default_idle_call+0x59/0xa0
[ 55.887771][ C0] do_idle+0x13e/0x630
[ 55.891842][ C0] ? debug_smp_processor_id+0x1c/0x20
[ 55.897198][ C0] cpu_startup_entry+0x25/0x30
[ 55.901942][ C0] rest_init+0x29d/0x2b0
[ 55.906269][ C0] arch_call_rest_init+0xe/0x10
[ 55.911198][ C0] start_kernel+0x6d1/0x7d2
[ 55.915685][ C0] x86_64_start_reservations+0x18/0x2e
[ 55.921121][ C0] x86_64_start_kernel+0x7a/0x7d
[ 55.926143][ C0] secondary_startup_64+0xa4/0xb0
[ 55.931235][ C0] irq event stamp: 201584
[ 55.935654][ C0] hardirqs last enabled at (201584): [] read_seqbegin+0x129/0x210
[ 55.945377][ C0] hardirqs last disabled at (201583): [] read_seqbegin+0x8d/0x210
[ 55.954834][ C0] softirqs last enabled at (201542): [] irq_enter+0x57/0xc0
[ 55.963867][ C0] softirqs last disabled at (201543): [] irq_exit+0x227/0x230
[ 55.972904][ C0] ---[ end trace 4ce03ede578b94f4 ]---
[ 55.979973][ C0] Kernel Offset: disabled
[ 55.984300][ C0] Rebooting in 86400 seconds..