[ 41.377810][ T26] audit: type=1800 audit(1575453686.326:27): pid=7858 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.414633][ T26] audit: type=1800 audit(1575453686.326:28): pid=7858 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[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 42.331727][ T26] audit: type=1800 audit(1575453687.376:29): pid=7858 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 42.350899][ T26] audit: type=1800 audit(1575453687.376:30): pid=7858 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.30' (ECDSA) to the list of known hosts. 2019/12/04 10:01:35 fuzzer started 2019/12/04 10:01:37 dialing manager at 10.128.0.26:36481 2019/12/04 10:01:37 syscalls: 2691 2019/12/04 10:01:37 code coverage: enabled 2019/12/04 10:01:37 comparison tracing: enabled 2019/12/04 10:01:37 extra coverage: extra coverage is not supported by the kernel 2019/12/04 10:01:37 setuid sandbox: enabled 2019/12/04 10:01:37 namespace sandbox: enabled 2019/12/04 10:01:37 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 10:01:37 fault injection: enabled 2019/12/04 10:01:37 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 10:01:37 net packet injection: enabled 2019/12/04 10:01:37 net device setup: enabled 2019/12/04 10:01:37 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 10:01:37 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:01:38 executing program 0: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x1, &(0x7f00000010c0)={0x1, &(0x7f0000000080)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x1, &(0x7f00000010c0)={0x1, &(0x7f0000001040)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) 10:01:38 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$binfmt_misc(r4, &(0x7f0000000140)=ANY=[], 0xfffffc8f) splice(r3, 0x0, r5, 0x0, 0x100000000ffe0, 0x0) write$binfmt_misc(r2, &(0x7f0000000300)=ANY=[@ANYRESOCT], 0x17) splice(r1, 0x0, r4, 0x0, 0x100000000000a, 0x0) syzkaller login: [ 53.406043][ T8024] IPVS: ftp: loaded support on port[0] = 21 [ 53.552962][ T8024] chnl_net:caif_netlink_parms(): no params data found [ 53.554883][ T8026] IPVS: ftp: loaded support on port[0] = 21 10:01:38 executing program 2: mkdir(&(0x7f0000000140)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0) r0 = open(&(0x7f000054eff8)='./file0\x00', 0x0, 0x0) getdents(r0, &(0x7f0000000780)=""/92, 0x7a6) [ 53.596913][ T8024] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.604404][ T8024] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.613218][ T8024] device bridge_slave_0 entered promiscuous mode [ 53.635102][ T8024] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.656757][ T8024] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.664765][ T8024] device bridge_slave_1 entered promiscuous mode [ 53.688815][ T8024] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.699735][ T8024] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.725269][ T8024] team0: Port device team_slave_0 added [ 53.734979][ T8024] team0: Port device team_slave_1 added 10:01:38 executing program 3: r0 = socket(0x10, 0x800000000080003, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB="200000006a00f903ebaccb77a7fb00800100000000000000080001007808d38893542216dc0000c080715cf7cbf8112ae91000aaa139f7bd76014460836d7ebc84bdfdd47500000058b6afc3f86cefd8aac848b703ff992ec6d48fd87f6785d964f73af1b998bb90c02040eb7470f973d182d697cded0020000001000005000000000000be984a166f5975", @ANYRES32=0x0], 0x20}}, 0x0) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x0, 0xd2efff7f00000000, &(0x7f0000000100), 0xa, &(0x7f0000000100)}], 0x492492492492805, 0x0) [ 53.820988][ T8024] device hsr_slave_0 entered promiscuous mode [ 53.878577][ T8024] device hsr_slave_1 entered promiscuous mode [ 53.951238][ T8029] IPVS: ftp: loaded support on port[0] = 21 [ 54.028394][ T8026] chnl_net:caif_netlink_parms(): no params data found [ 54.056581][ T8032] IPVS: ftp: loaded support on port[0] = 21 10:01:39 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'crc32-generic\x00'}, 0x58) r3 = accept4(r2, 0x0, 0x0, 0x0) write$binfmt_aout(r1, &(0x7f00000002c0)=ANY=[@ANYBLOB="8bd182dca59b4b68d2d6df4e9c0c55f413fc4ba5e8872109c4faeb2bda967fb0c3508719b3e6fa7cc63bb6d7a2f0f244ccbf2d1185b535059a79918b79315296cca37c2ddf9ae7287294", @ANYRESHEX, @ANYBLOB="21ef1eb94d38f810102f1a1a1dc2c5035db0bc6a6d4c412f83a5c159829e3ca304b20289f804d08d79c04c9a87ab5f218d6c2d64151bba1a2776eb72b54955417d6ca0c8a4f155e82a825d4251dc1b39ff496030ed77f78d911f06efff42c63e803add8f5c5be789fe7ca5a540"], 0xc9) splice(r0, 0x0, r3, 0x0, 0x80000001, 0x0) [ 54.138592][ T8024] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.205016][ T8026] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.220384][ T8026] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.240081][ T8026] device bridge_slave_0 entered promiscuous mode [ 54.263516][ T8024] netdevsim netdevsim0 netdevsim1: renamed from eth1 10:01:39 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000001c0)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000040)="ad56b6c50400aeb995298992ea5600c2", 0x10) sendmmsg$unix(r1, &(0x7f0000001300)=[{&(0x7f0000000980)=@file={0x0, './file0/file0\x00'}, 0x6e, &(0x7f0000000dc0), 0x0, &(0x7f0000000e40)}], 0x500, 0x0) [ 54.322107][ T8024] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.385974][ T8026] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.395536][ T8026] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.405467][ T8026] device bridge_slave_1 entered promiscuous mode [ 54.422143][ T8035] IPVS: ftp: loaded support on port[0] = 21 [ 54.429049][ T8024] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.519176][ T8037] IPVS: ftp: loaded support on port[0] = 21 [ 54.526849][ T8026] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.561920][ T8026] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.622260][ T8032] chnl_net:caif_netlink_parms(): no params data found [ 54.631669][ T8029] chnl_net:caif_netlink_parms(): no params data found [ 54.667201][ T8026] team0: Port device team_slave_0 added [ 54.700541][ T8026] team0: Port device team_slave_1 added [ 54.742615][ T8032] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.750078][ T8032] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.757561][ T8032] device bridge_slave_0 entered promiscuous mode [ 54.792739][ T8032] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.800223][ T8032] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.807659][ T8032] device bridge_slave_1 entered promiscuous mode [ 54.824444][ T8029] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.832113][ T8029] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.840024][ T8029] device bridge_slave_0 entered promiscuous mode [ 54.849062][ T8029] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.856098][ T8029] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.864527][ T8029] device bridge_slave_1 entered promiscuous mode [ 54.921228][ T8026] device hsr_slave_0 entered promiscuous mode [ 54.958657][ T8026] device hsr_slave_1 entered promiscuous mode [ 54.998427][ T8026] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.015237][ T8032] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.032063][ T8037] chnl_net:caif_netlink_parms(): no params data found [ 55.056345][ T8032] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.101384][ T8029] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.111851][ T8037] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.119585][ T8037] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.127225][ T8037] device bridge_slave_0 entered promiscuous mode [ 55.156151][ T8032] team0: Port device team_slave_0 added [ 55.164023][ T8032] team0: Port device team_slave_1 added [ 55.171792][ T8029] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.189651][ T8037] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.196714][ T8037] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.206721][ T8037] device bridge_slave_1 entered promiscuous mode [ 55.226736][ T8035] chnl_net:caif_netlink_parms(): no params data found [ 55.243840][ T8029] team0: Port device team_slave_0 added [ 55.251730][ T8029] team0: Port device team_slave_1 added [ 55.360351][ T8029] device hsr_slave_0 entered promiscuous mode [ 55.408697][ T8029] device hsr_slave_1 entered promiscuous mode [ 55.478398][ T8029] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.496453][ T8026] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.571305][ T8037] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.585051][ T8037] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.630988][ T8032] device hsr_slave_0 entered promiscuous mode [ 55.678725][ T8032] device hsr_slave_1 entered promiscuous mode [ 55.728472][ T8032] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.743687][ T8035] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.751455][ T8035] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.759430][ T8035] device bridge_slave_0 entered promiscuous mode [ 55.766398][ T8026] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.842287][ T8024] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.870368][ T8035] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.877435][ T8035] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.885547][ T8035] device bridge_slave_1 entered promiscuous mode [ 55.893175][ T8026] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.964875][ T8026] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.042597][ T8037] team0: Port device team_slave_0 added [ 56.050661][ T8037] team0: Port device team_slave_1 added [ 56.059548][ T8024] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.079143][ T8035] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.090023][ T8034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.099227][ T8034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.106959][ T8034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.115817][ T8034] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.124146][ T8034] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.131298][ T8034] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.143244][ T8034] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.161291][ T8035] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.175543][ T8029] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.236529][ T8029] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.296763][ T8032] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 56.341114][ T8032] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 56.394983][ T8032] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.479985][ T8037] device hsr_slave_0 entered promiscuous mode [ 56.528688][ T8037] device hsr_slave_1 entered promiscuous mode [ 56.588359][ T8037] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.596025][ T8029] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.650383][ T8029] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.694122][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.702881][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.711673][ T2735] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.718751][ T2735] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.731979][ T8032] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.789232][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.797811][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.806326][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.814760][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.823663][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.832149][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.841354][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.849706][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.859436][ T8035] team0: Port device team_slave_0 added [ 56.884367][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.892074][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.902510][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.912086][ T8035] team0: Port device team_slave_1 added [ 56.930443][ T8024] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.021113][ T8035] device hsr_slave_0 entered promiscuous mode [ 57.058679][ T8035] device hsr_slave_1 entered promiscuous mode [ 57.118375][ T8035] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.155649][ T8037] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 57.192079][ T8037] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 57.256744][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.264173][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.281224][ T8024] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.306316][ T8037] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 57.373876][ T8026] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.396204][ T8037] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 162.408260][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.415013][ C1] rcu: 1-...!: (10499 ticks this GP) idle=0ea/1/0x4000000000000002 softirq=10913/10913 fqs=1 [ 162.425472][ C1] (t=10500 jiffies g=5769 q=77) [ 162.430397][ C1] rcu: rcu_preempt kthread starved for 10498 jiffies! g5769 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 162.441477][ C1] rcu: RCU grace-period kthread stack dump: [ 162.447354][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 162.455255][ C1] Call Trace: [ 162.458539][ C1] __schedule+0x9a0/0xcc0 [ 162.462866][ C1] schedule+0x181/0x210 [ 162.467053][ C1] schedule_timeout+0x14f/0x240 [ 162.471893][ C1] ? run_local_timers+0x120/0x120 [ 162.476909][ C1] rcu_gp_kthread+0xed8/0x1770 [ 162.481671][ C1] kthread+0x332/0x350 [ 162.485748][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 162.490859][ C1] ? kthread_blkcg+0xe0/0xe0 [ 162.495458][ C1] ret_from_fork+0x24/0x30 [ 162.499882][ C1] NMI backtrace for cpu 1 [ 162.504206][ C1] CPU: 1 PID: 7896 Comm: rsyslogd Not tainted 5.4.0-syzkaller #0 [ 162.511901][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.521941][ C1] Call Trace: [ 162.525212][ C1] [ 162.528058][ C1] dump_stack+0x1fb/0x318 [ 162.532377][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 162.537214][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 162.543354][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 162.549407][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 162.555375][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 162.561252][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 162.566353][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 162.571540][ C1] ? trace_hardirqs_off+0x74/0x80 [ 162.576553][ C1] update_process_times+0x12d/0x180 [ 162.581743][ C1] tick_sched_timer+0x263/0x420 [ 162.586579][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 162.592112][ C1] __hrtimer_run_queues+0x403/0x840 [ 162.597310][ C1] hrtimer_interrupt+0x38c/0xda0 [ 162.602249][ C1] ? debug_smp_processor_id+0x9/0x20 [ 162.607522][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 162.613053][ C1] apic_timer_interrupt+0xf/0x20 [ 162.617972][ C1] [ 162.620900][ C1] RIP: 0010:free_thread_stack+0x133/0x590 [ 162.626603][ C1] Code: 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 f6 9e 60 00 e9 5d 04 00 00 e8 dc 2a 2e 00 48 89 df 31 f6 e8 a2 a1 6e 00 43 80 3c 2e 00 <74> 08 4c 89 e7 e8 43 a0 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 [ 162.646216][ C1] RSP: 0018:ffffc90001b37a60 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 162.654615][ C1] RAX: 0000000000000001 RBX: ffffea00028fca80 RCX: 0000000000000000 [ 162.662572][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00028fca80 [ 162.670528][ C1] RBP: ffffc90001b37a98 R08: 000000000003a728 R09: ffffed10151dd2bf [ 162.678486][ C1] R10: ffffed10151dd2bf R11: 0000000000000000 R12: ffff8880a87a2820 [ 162.686442][ C1] R13: dffffc0000000000 R14: 1ffff110150f4504 R15: ffff8880a8ee95e8 [ 162.694422][ C1] put_task_stack+0xa3/0x130 [ 162.698999][ C1] finish_task_switch+0x3f1/0x550 [ 162.704016][ C1] __schedule+0x9a8/0xcc0 [ 162.708340][ C1] schedule+0x181/0x210 [ 162.712485][ C1] do_syslog+0xdc7/0x1740 [ 162.716807][ C1] ? init_wait_entry+0xe0/0xe0 [ 162.721558][ C1] kmsg_read+0x94/0xd0 [ 162.725609][ C1] ? mmap_vmcore_fault+0x10/0x10 [ 162.730532][ C1] proc_reg_read+0x1e2/0x2d0 [ 162.735109][ C1] ? proc_reg_llseek+0x2c0/0x2c0 [ 162.740051][ C1] __vfs_read+0xb8/0x730 [ 162.744287][ C1] ? security_file_permission+0x23c/0x350 [ 162.750082][ C1] ? rw_verify_area+0x1c2/0x360 [ 162.754924][ C1] vfs_read+0x1dd/0x420 [ 162.759070][ C1] ksys_read+0x117/0x220 [ 162.763302][ C1] __x64_sys_read+0x7b/0x90 [ 162.767797][ C1] do_syscall_64+0xf7/0x1c0 [ 162.772375][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.778250][ C1] RIP: 0033:0x7f75567dc1fd [ 162.782652][ C1] Code: d1 20 00 00 75 10 b8 00 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e fa ff ff 48 89 04 24 b8 00 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 a7 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 162.802242][ C1] RSP: 002b:00007f7553d7be30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 162.810636][ C1] RAX: ffffffffffffffda RBX: 000000000252c650 RCX: 00007f75567dc1fd [ 162.818593][ C1] RDX: 0000000000000fff RSI: 00007f75555b05a0 RDI: 0000000000000004 [ 162.826568][ C1] RBP: 0000000000000000 R08: 0000000002517260 R09: 0000000000000000 [ 162.834524][ C1] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 162.842480][ C1] R13: 00007f7553d7c9c0 R14: 00007f7556e21040 R15: 0000000000000003