[ 42.721505][ T25] audit: type=1800 audit(1575417026.512:25): pid=7939 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.752588][ T25] audit: type=1800 audit(1575417026.512:26): 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 [ 42.798310][ T25] audit: type=1800 audit(1575417026.512:27): 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 [ 42.823590][ T25] audit: type=1800 audit(1575417026.512:28): 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[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.215' (ECDSA) to the list of known hosts. 2019/12/03 23:50:37 fuzzer started 2019/12/03 23:50:39 dialing manager at 10.128.0.26:42111 2019/12/03 23:50:39 syscalls: 2689 2019/12/03 23:50:39 code coverage: enabled 2019/12/03 23:50:39 comparison tracing: enabled 2019/12/03 23:50:39 extra coverage: extra coverage is not supported by the kernel 2019/12/03 23:50:39 setuid sandbox: enabled 2019/12/03 23:50:39 namespace sandbox: enabled 2019/12/03 23:50:39 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 23:50:39 fault injection: enabled 2019/12/03 23:50:39 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 23:50:39 net packet injection: enabled 2019/12/03 23:50:39 net device setup: enabled 2019/12/03 23:50:39 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 23:50:39 devlink PCI setup: PCI device 0000:00:10.0 is not available 23:50:40 executing program 0: r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000100)="24000000100007031dff22946fa2830020200a0009000300001d85687f0000000400ff7e", 0x24}], 0x1}, 0x0) 23:50:40 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setgroups(0x400000000000026a, &(0x7f0000000100)=[0x0, 0x0]) socket$inet(0x2, 0x2, 0x1) syzkaller login: [ 56.890140][ T8104] IPVS: ftp: loaded support on port[0] = 21 [ 57.008626][ T8104] chnl_net:caif_netlink_parms(): no params data found [ 57.067230][ T8104] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.076268][ T8104] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.084514][ T8104] device bridge_slave_0 entered promiscuous mode [ 57.094430][ T8104] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.101565][ T8104] bridge0: port 2(bridge_slave_1) entered disabled state 23:50:40 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='/group.stau\x00<#\xfbW*\x1f\x02\x94\xe6\xf3\x1dS\xd1\xe5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x93n,e+:G\x1bJ\x7f\xa2\xf6\xe04\x8c\x04\xe5\xf0\xdfK\x1d\xee\xc8;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00\x00\x00a.\xfd\x1d\xf5\x86\xa7\xec]\xe8\x04\x00\x00\x00\x9c f\x11\x9ay0U\x10\xae\x0es\x96\xd0\xbf\xa0f\xfb4\xbbB\xc6b\xaa\xbc\x82\x99\xff\xf9\xe1\x82.\xd2\xac\xb1\xa5\xa0\xdf.\xaaO\x03\xa1\xa0j\xaf4\xc4Y\x94\xe3\x90\xfe\x04(dl\x90\x8fCqwc2\xc4\x951\x1e\x8e\xb6|s\xfb\x06+w^\x98N>sr\xcal\x18\x9c\xed\x1dC\x8a4\b\xcc\v\x1e@\xe4x5', 0x2761, 0x0) pipe(&(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) socket$inet(0x10, 0x3, 0x0) write(0xffffffffffffffff, &(0x7f0000000140)="240000004a005f0014f9f407000909000a0080", 0x13) write$binfmt_misc(r2, &(0x7f0000000140)=ANY=[], 0x4240a2a0) splice(r1, 0x0, r3, 0x0, 0x4ffe0, 0x0) [ 57.123362][ T8104] device bridge_slave_1 entered promiscuous mode [ 57.142729][ T8104] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.154552][ T8104] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.176760][ T8104] team0: Port device team_slave_0 added [ 57.189276][ T8107] IPVS: ftp: loaded support on port[0] = 21 [ 57.196505][ T8104] team0: Port device team_slave_1 added [ 57.315404][ T8104] device hsr_slave_0 entered promiscuous mode 23:50:41 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCGETS(r0, 0x541b, &(0x7f0000000040)) [ 57.374165][ T8104] device hsr_slave_1 entered promiscuous mode [ 57.495443][ T8109] IPVS: ftp: loaded support on port[0] = 21 [ 57.576593][ T8112] IPVS: ftp: loaded support on port[0] = 21 [ 57.608267][ T8107] chnl_net:caif_netlink_parms(): no params data found 23:50:41 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x9, 0x3, &(0x7f0000000200)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0xf, 0x57}}, &(0x7f0000000240)='EP\xd4\x00\x1f\x91\xeb/W\xb72$C0%\x03\x9c0\x96\xb2\fkC\x93H\xbfh\x9c\b`\x857\xd6\">c\xad\xc0bO\xba\xe2\xe1\t5\x9d\xcei\"2L\xcc\x13\x16\vh\xca\xe6C\x06\x97%\x9d\xd5-\x1fs\xe1j\xdc5\x92\xd0)%\xdf\xfa\xe8^\x9c\xd29\x8clg\xc8\x7f\xb5\xb1&\x02\xf1E\xb4\x84\xbeE\x91)f\xe8\xb7\xe2\xf6`i\xc5m\xd7l\x1d\xc1\x12\x01<:kM\xe9\x99\xcd\xcd\xc8\x85Z\xee47\xdc\xc8u\x80\xcf\xbeTo\xbb\xfb\xc0\xebV\xd8\xbb\xbe\xa2\x90J|s\xc2', 0x1, 0x348, &(0x7f0000000480)=""/195, 0x0, 0x8}, 0x48) [ 57.625066][ T8104] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.664978][ T8104] netdevsim netdevsim0 netdevsim1: renamed from eth1 23:50:41 executing program 5: r0 = socket(0x10, 0x802, 0x0) r1 = getpid() fcntl$lock(r0, 0x25, &(0x7f0000000300)={0x1, 0x0, 0x0, 0x0, r1}) [ 57.762381][ T8104] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.796165][ T8104] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.879502][ T8114] IPVS: ftp: loaded support on port[0] = 21 [ 57.889229][ T8107] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.902913][ T8107] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.910451][ T8107] device bridge_slave_0 entered promiscuous mode [ 57.974341][ T8107] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.981404][ T8107] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.989911][ T8107] device bridge_slave_1 entered promiscuous mode [ 58.028262][ T8107] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.048640][ T8117] IPVS: ftp: loaded support on port[0] = 21 [ 58.067936][ T8107] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.090681][ T8109] chnl_net:caif_netlink_parms(): no params data found [ 58.118491][ T8107] team0: Port device team_slave_0 added [ 58.127044][ T8107] team0: Port device team_slave_1 added [ 58.173165][ T8104] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.189332][ T8109] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.197008][ T8109] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.205211][ T8109] device bridge_slave_0 entered promiscuous mode [ 58.225707][ T8112] chnl_net:caif_netlink_parms(): no params data found [ 58.284862][ T8107] device hsr_slave_0 entered promiscuous mode [ 58.333182][ T8107] device hsr_slave_1 entered promiscuous mode [ 58.372970][ T8107] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.382754][ T8109] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.390774][ T8109] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.398472][ T8109] device bridge_slave_1 entered promiscuous mode [ 58.415270][ T8109] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.449710][ T8109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.480534][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.489836][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.534285][ T8109] team0: Port device team_slave_0 added [ 58.545571][ T8114] chnl_net:caif_netlink_parms(): no params data found [ 58.557188][ T8104] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.572209][ T8109] team0: Port device team_slave_1 added [ 58.594858][ T8112] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.602007][ T8112] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.611069][ T8112] device bridge_slave_0 entered promiscuous mode [ 58.618726][ T8107] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.664891][ T8107] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.807241][ T8109] device hsr_slave_0 entered promiscuous mode [ 58.873225][ T8109] device hsr_slave_1 entered promiscuous mode [ 58.922932][ T8109] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.934398][ T8112] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.941439][ T8112] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.949065][ T8112] device bridge_slave_1 entered promiscuous mode [ 58.956274][ T8107] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.016190][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.024987][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.033811][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.040888][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.048775][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.058084][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.066539][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.073609][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.082338][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.119998][ T8107] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.189647][ T8112] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.205617][ T8114] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.212754][ T8114] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.220776][ T8114] device bridge_slave_0 entered promiscuous mode [ 59.231996][ T8114] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.239595][ T8114] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.249603][ T8114] device bridge_slave_1 entered promiscuous mode [ 59.257573][ T1095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.266973][ T1095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.289683][ T8112] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.318128][ T8109] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.377260][ T8109] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.436975][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.445409][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.453924][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.462296][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.470606][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.479052][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.487375][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.495581][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.504451][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.525483][ T8114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.536474][ T8117] chnl_net:caif_netlink_parms(): no params data found [ 59.550238][ T8109] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.606416][ T8112] team0: Port device team_slave_0 added [ 59.612260][ T8109] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.667628][ T8114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.678049][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.692317][ T8112] team0: Port device team_slave_1 added [ 59.765813][ T8112] device hsr_slave_0 entered promiscuous mode [ 59.813269][ T8112] device hsr_slave_1 entered promiscuous mode [ 59.863157][ T8112] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.879929][ T8114] team0: Port device team_slave_0 added [ 59.894154][ T8117] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.901240][ T8117] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.909727][ T8117] device bridge_slave_0 entered promiscuous mode [ 59.918982][ T8114] team0: Port device team_slave_1 added [ 59.939781][ T8104] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.948156][ T8117] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.955969][ T8117] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.963870][ T8117] device bridge_slave_1 entered promiscuous mode [ 59.977584][ T8118] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.985164][ T8118] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.022457][ T8117] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.032040][ T8112] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.119441][ T8117] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.136074][ T8112] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.175052][ T8112] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.205492][ T8112] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.294967][ T8114] device hsr_slave_0 entered promiscuous mode [ 60.353413][ T8114] device hsr_slave_1 entered promiscuous mode [ 60.393124][ T8114] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.426550][ T8107] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.448923][ T8117] team0: Port device team_slave_0 added [ 60.461927][ T8107] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.483229][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.490897][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.501398][ T8117] team0: Port device team_slave_1 added [ 165.492807][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.499572][ C1] rcu: 1-...!: (10499 ticks this GP) idle=e1e/1/0x4000000000000002 softirq=11273/11273 fqs=39 [ 165.510122][ C1] (t=10500 jiffies g=6209 q=122) [ 165.515133][ C1] rcu: rcu_preempt kthread starved for 10421 jiffies! g6209 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 165.526210][ C1] rcu: RCU grace-period kthread stack dump: [ 165.532085][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.539972][ C1] Call Trace: [ 165.543253][ C1] __schedule+0x9a0/0xcc0 [ 165.547578][ C1] schedule+0x181/0x210 [ 165.551719][ C1] schedule_timeout+0x14f/0x240 [ 165.556555][ C1] ? run_local_timers+0x120/0x120 [ 165.561567][ C1] rcu_gp_kthread+0xed8/0x1770 [ 165.566325][ C1] kthread+0x332/0x350 [ 165.570375][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 165.575469][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.580047][ C1] ret_from_fork+0x24/0x30 [ 165.584463][ C1] NMI backtrace for cpu 1 [ 165.588780][ C1] CPU: 1 PID: 7978 Comm: rsyslogd Not tainted 5.4.0-syzkaller #0 [ 165.596474][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.606509][ C1] Call Trace: [ 165.609777][ C1] [ 165.612615][ C1] dump_stack+0x1fb/0x318 [ 165.616934][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.621773][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.627914][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.633965][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.639928][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.646150][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.651249][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.656433][ C1] ? trace_hardirqs_off+0x74/0x80 [ 165.661442][ C1] update_process_times+0x12d/0x180 [ 165.666626][ C1] tick_sched_timer+0x263/0x420 [ 165.671462][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.676996][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.682190][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.687137][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.692417][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.697968][ C1] apic_timer_interrupt+0xf/0x20 [ 165.702896][ C1] [ 165.705823][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 165.711874][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc <48> 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 [ 165.731460][ C1] RSP: 0018:ffffc90001a77a58 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.739864][ C1] RAX: 1ffff1100d954941 RBX: ffffea00024fafc0 RCX: ffff8880947342c0 [ 165.747818][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00024fafc0 [ 165.755772][ C1] RBP: ffffc90001a77a98 R08: 000000000003a768 R09: ffffed10150ef337 [ 165.763725][ C1] R10: ffffed10150ef337 R11: 0000000000000000 R12: ffff88806caa4aa0 [ 165.771681][ C1] R13: dffffc0000000000 R14: 1ffff1100d954954 R15: ffff8880a87799a8 [ 165.779653][ C1] ? free_thread_stack+0x124/0x590 [ 165.784875][ C1] put_task_stack+0xa3/0x130 [ 165.789466][ C1] finish_task_switch+0x3f1/0x550 [ 165.794489][ C1] __schedule+0x9a8/0xcc0 [ 165.798814][ C1] schedule+0x181/0x210 [ 165.802961][ C1] do_syslog+0xdc7/0x1740 [ 165.807285][ C1] ? init_wait_entry+0xe0/0xe0 [ 165.812035][ C1] kmsg_read+0x94/0xd0 [ 165.816089][ C1] ? mmap_vmcore_fault+0x10/0x10 [ 165.821010][ C1] proc_reg_read+0x1e2/0x2d0 [ 165.825584][ C1] ? proc_reg_llseek+0x2c0/0x2c0 [ 165.830510][ C1] __vfs_read+0xb8/0x730 [ 165.834742][ C1] ? security_file_permission+0x23c/0x350 [ 165.840708][ C1] ? rw_verify_area+0x1c2/0x360 [ 165.845560][ C1] vfs_read+0x1dd/0x420 [ 165.849704][ C1] ksys_read+0x117/0x220 [ 165.853944][ C1] __x64_sys_read+0x7b/0x90 [ 165.858446][ C1] do_syscall_64+0xf7/0x1c0 [ 165.862936][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.868824][ C1] RIP: 0033:0x7fca7dc3b1fd [ 165.873225][ 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 [ 165.893246][ C1] RSP: 002b:00007fca7b1dae30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 165.901638][ C1] RAX: ffffffffffffffda RBX: 00000000011d4170 RCX: 00007fca7dc3b1fd [ 165.909595][ C1] RDX: 0000000000000fff RSI: 00007fca7ca0f5a0 RDI: 0000000000000004 [ 165.917549][ C1] RBP: 0000000000000000 R08: 00000000011bf260 R09: 0000000000000000 [ 165.925502][ C1] R10: 7265746c69662057 R11: 0000000000000293 R12: 000000000065e420 [ 165.933456][ C1] R13: 00007fca7b1db9c0 R14: 00007fca7e280040 R15: 0000000000000003