[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.009342][ T23] audit: type=1800 audit(1575403888.303:25): pid=8033 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.029088][ T23] audit: type=1800 audit(1575403888.303:26): pid=8033 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.068499][ T23] audit: type=1800 audit(1575403888.303:27): pid=8033 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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 '10.128.10.14' (ECDSA) to the list of known hosts. 2019/12/03 20:11:39 fuzzer started 2019/12/03 20:11:41 dialing manager at 10.128.0.26:42111 2019/12/03 20:11:41 syscalls: 2689 2019/12/03 20:11:41 code coverage: enabled 2019/12/03 20:11:41 comparison tracing: enabled 2019/12/03 20:11:41 extra coverage: extra coverage is not supported by the kernel 2019/12/03 20:11:41 setuid sandbox: enabled 2019/12/03 20:11:41 namespace sandbox: enabled 2019/12/03 20:11:41 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 20:11:41 fault injection: enabled 2019/12/03 20:11:41 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 20:11:41 net packet injection: enabled 2019/12/03 20:11:41 net device setup: enabled 2019/12/03 20:11:41 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 20:11:41 devlink PCI setup: PCI device 0000:00:10.0 is not available 20:11:42 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000240)=@filter={'filter\x00', 0xe, 0x1, 0x130, [0x0, 0x20000100, 0x20000130, 0x20000160], 0x0, 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="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"]}, 0x1a8) connect$pppoe(r0, &(0x7f0000000140)={0x18, 0x0, {0x5, @local, 'bridge0\x00'}}, 0x1e) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmmsg(r0, &(0x7f000000d180), 0x4000000000000eb, 0x0) 20:11:42 executing program 1: r0 = socket(0x80000000000000a, 0x2, 0x0) sendmsg$inet6(r0, &(0x7f00000012c0)={&(0x7f0000001100)={0xa, 0x4e24, 0x0, @mcast1}, 0x1c, 0x0, 0x0, &(0x7f0000001280)=[@hoplimit_2292={{0x14}}], 0x18}, 0xbb8) syzkaller login: [ 58.286839][ T8199] IPVS: ftp: loaded support on port[0] = 21 20:11:42 executing program 2: openat$bsg(0xffffffffffffff9c, &(0x7f0000000080)='/dev/bsg\x00', 0xd3f6207a6259b42d, 0x0) [ 58.451102][ T8201] IPVS: ftp: loaded support on port[0] = 21 [ 58.494096][ T8199] chnl_net:caif_netlink_parms(): no params data found [ 58.565218][ T8199] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.573445][ T8199] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.581767][ T8199] device bridge_slave_0 entered promiscuous mode [ 58.590656][ T8199] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.597787][ T8199] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.606008][ T8199] device bridge_slave_1 entered promiscuous mode [ 58.627628][ T8199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.640892][ T8199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.673260][ T8199] team0: Port device team_slave_0 added [ 58.707081][ T8199] team0: Port device team_slave_1 added 20:11:43 executing program 3: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000140)={0xf764}, 0x10) write(r0, &(0x7f0000000200)="200000001a00f9ffff7f0066835f7f081c000000000000000000000001001300", 0x20) [ 58.723391][ T8204] IPVS: ftp: loaded support on port[0] = 21 [ 58.773486][ T8201] chnl_net:caif_netlink_parms(): no params data found 20:11:43 executing program 4: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f00000001c0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff}}, 0x10) shutdown(r0, 0x1) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000080), 0x8) [ 58.921022][ T8199] device hsr_slave_0 entered promiscuous mode [ 58.988780][ T8199] device hsr_slave_1 entered promiscuous mode [ 59.067675][ T8201] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.080192][ T8201] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.088247][ T8201] device bridge_slave_0 entered promiscuous mode [ 59.110909][ T8207] IPVS: ftp: loaded support on port[0] = 21 [ 59.122287][ T8201] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.137904][ T8201] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.150109][ T8201] device bridge_slave_1 entered promiscuous mode [ 59.173223][ T8199] netdevsim netdevsim0 netdevsim0: renamed from eth0 20:11:43 executing program 5: r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000100)="24000000100007031dff22946fa2830020200a0009000300001d85687f0000000400ff7e28000000020a43ba5d806055b6fdd80b40000000030001000029ec2400020cd37e99d69cda45a95e", 0x4c}], 0x1}, 0x0) [ 59.223793][ T8199] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.297268][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 59.323182][ T8199] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.394411][ T8199] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.467818][ T8201] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.481234][ T8201] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.514515][ T8201] team0: Port device team_slave_0 added [ 59.523021][ T8201] team0: Port device team_slave_1 added [ 59.551239][ T8204] chnl_net:caif_netlink_parms(): no params data found [ 59.570236][ T8213] IPVS: ftp: loaded support on port[0] = 21 [ 59.600197][ T8201] device hsr_slave_0 entered promiscuous mode [ 59.658738][ T8201] device hsr_slave_1 entered promiscuous mode [ 59.708628][ T8201] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.807299][ T8201] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.847964][ T8204] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.855655][ T8204] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.863412][ T8204] device bridge_slave_0 entered promiscuous mode [ 59.872771][ T8204] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.880081][ T8204] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.887772][ T8204] device bridge_slave_1 entered promiscuous mode [ 59.894902][ T8201] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.963382][ T8201] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.075396][ T8201] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.164960][ T8204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.191354][ T8204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.216529][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 60.224807][ T8207] chnl_net:caif_netlink_parms(): no params data found [ 60.241314][ T8199] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.318951][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.326113][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.335053][ T8209] device bridge_slave_0 entered promiscuous mode [ 60.343873][ T8204] team0: Port device team_slave_0 added [ 60.355780][ T8204] team0: Port device team_slave_1 added [ 60.369763][ T8199] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.383403][ T8207] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.391199][ T8207] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.399169][ T8207] device bridge_slave_0 entered promiscuous mode [ 60.406364][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.416293][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.424209][ T8209] device bridge_slave_1 entered promiscuous mode [ 60.470192][ T8204] device hsr_slave_0 entered promiscuous mode [ 60.519287][ T8204] device hsr_slave_1 entered promiscuous mode [ 60.578559][ T8204] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.589888][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.598165][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.610810][ T8207] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.617880][ T8207] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.626392][ T8207] device bridge_slave_1 entered promiscuous mode [ 60.655247][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.667862][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.692189][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.703617][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.712128][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.719278][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.733103][ T8213] chnl_net:caif_netlink_parms(): no params data found [ 60.752044][ T8207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.766259][ T8207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.784721][ T8217] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.793874][ T8217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.802837][ T8217] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.812055][ T8217] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.819153][ T8217] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.845463][ T8213] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.853020][ T8213] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.861328][ T8213] device bridge_slave_0 entered promiscuous mode [ 60.870125][ T8213] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.877182][ T8213] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.885623][ T8213] device bridge_slave_1 entered promiscuous mode [ 60.915501][ T8209] team0: Port device team_slave_0 added [ 60.939786][ T8204] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.963331][ T8207] team0: Port device team_slave_0 added [ 60.970800][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.979928][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.988324][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.997555][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.005915][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.014667][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.023192][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.031626][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.040953][ T8209] team0: Port device team_slave_1 added [ 61.047463][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.061749][ T8201] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.070902][ T8213] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.081668][ T8204] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.131448][ T8207] team0: Port device team_slave_1 added [ 61.137241][ T8204] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.190610][ T8204] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.235089][ T8199] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.247626][ T8199] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.256823][ T8213] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.321638][ T8209] device hsr_slave_0 entered promiscuous mode [ 61.369570][ T8209] device hsr_slave_1 entered promiscuous mode [ 61.408726][ T8209] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.417963][ T8217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.426895][ T8217] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.435512][ T8217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.443176][ T8217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.465149][ T8213] team0: Port device team_slave_0 added [ 61.475644][ T8213] team0: Port device team_slave_1 added [ 61.501723][ T8201] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.512538][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.522050][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.580487][ T8207] device hsr_slave_0 entered promiscuous mode [ 61.639031][ T8207] device hsr_slave_1 entered promiscuous mode [ 61.679103][ T8207] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.731210][ T8213] device hsr_slave_0 entered promiscuous mode [ 61.768806][ T8213] device hsr_slave_1 entered promiscuous mode [ 61.808727][ T8213] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.826228][ T8199] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.851414][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.861886][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.870328][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.877379][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.886405][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.904957][ T8204] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.914746][ T8209] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.002912][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.016053][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.025131][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.032267][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.040512][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.049666][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.058028][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.066978][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.075390][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.091706][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.100293][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.108830][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.117082][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.125535][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.133808][ T8209] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.204973][ T8213] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.271351][ T8207] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.310809][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.329238][ T8201] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.344966][ T8209] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 167.358392][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.365160][ C1] rcu: 1-....: (10499 ticks this GP) idle=6de/1/0x4000000000000002 softirq=10677/10677 fqs=2793 [ 167.375901][ C1] (t=10501 jiffies g=6441 q=170) [ 167.380918][ C1] rcu: rcu_preempt kthread starved for 4915 jiffies! g6441 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.391913][ C1] rcu: RCU grace-period kthread stack dump: [ 167.397787][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.405678][ C1] Call Trace: [ 167.408967][ C1] __schedule+0x9a0/0xcc0 [ 167.413292][ C1] schedule+0x181/0x210 [ 167.417441][ C1] schedule_timeout+0x14f/0x240 [ 167.422277][ C1] ? run_local_timers+0x120/0x120 [ 167.427292][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.432056][ C1] kthread+0x332/0x350 [ 167.436115][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.441216][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.445791][ C1] ret_from_fork+0x24/0x30 [ 167.450235][ C1] NMI backtrace for cpu 1 [ 167.454576][ C1] CPU: 1 PID: 8199 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 167.462805][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.472851][ C1] Call Trace: [ 167.476125][ C1] [ 167.478971][ C1] dump_stack+0x1fb/0x318 [ 167.483378][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.488216][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.494443][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.500522][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.506495][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.512392][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.517519][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.522712][ C1] ? trace_hardirqs_off+0x74/0x80 [ 167.527726][ C1] update_process_times+0x12d/0x180 [ 167.532914][ C1] tick_sched_timer+0x263/0x420 [ 167.538272][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.543821][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.549022][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.553977][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.559253][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.564797][ C1] apic_timer_interrupt+0xf/0x20 [ 167.569729][ C1] [ 167.572658][ C1] RIP: 0010:__memcg_kmem_uncharge+0x21/0x2e0 [ 167.578628][ C1] Code: 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 <4d> 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 e8 d8 f4 fa [ 167.598229][ C1] RSP: 0018:ffffc90001ff7728 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.606797][ C1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff888094940440 [ 167.614754][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00024455c0 [ 167.623248][ C1] RBP: ffffc90001ff7758 R08: 000000000003a768 R09: fffffbfff120248a [ 167.631210][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffffea00024455c0 [ 167.639351][ C1] R13: dffffc0000000000 R14: ffffea00024455f8 R15: ffff888098ddb5e8 [ 167.647347][ C1] ? free_thread_stack+0x124/0x590 [ 167.652455][ C1] free_thread_stack+0x12e/0x590 [ 167.657384][ C1] put_task_stack+0xa3/0x130 [ 167.661973][ C1] finish_task_switch+0x3f1/0x550 [ 167.667018][ C1] __schedule+0x9a8/0xcc0 [ 167.671608][ C1] ? ___preempt_schedule+0x16/0x18 [ 167.676704][ C1] preempt_schedule+0xdb/0x120 [ 167.681459][ C1] ___preempt_schedule+0x16/0x18 [ 167.686393][ C1] _raw_spin_unlock+0x3a/0x40 [ 167.691060][ C1] copy_page_range+0x2487/0x29a0 [ 167.696016][ C1] ? __vma_link_rb+0x839/0x860 [ 167.700784][ C1] dup_mmap+0xa01/0xe00 [ 167.704939][ C1] dup_mm+0x9e/0x340 [ 167.708825][ C1] copy_process+0x1e49/0x5510 [ 167.713522][ C1] _do_fork+0x13e/0x660 [ 167.717662][ C1] ? check_preemption_disabled+0xb4/0x260 [ 167.723382][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.728657][ C1] ? debug_smp_processor_id+0x1c/0x20 [ 167.734031][ C1] __x64_sys_clone+0x20b/0x250 [ 167.738789][ C1] do_syscall_64+0xf7/0x1c0 [ 167.743281][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.749334][ C1] RIP: 0033:0x458c4a [ 167.753216][ C1] Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 [ 167.773157][ C1] RSP: 002b:00007ffc95ad64d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 167.781557][ C1] RAX: ffffffffffffffda RBX: 00007ffc95ad64d0 RCX: 0000000000458c4a [ 167.789523][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 167.797751][ C1] RBP: 00007ffc95ad6510 R08: 0000000000000001 R09: 0000000000aa9940 [ 167.805714][ C1] R10: 0000000000aa9c10 R11: 0000000000000246 R12: 0000000000000001 [ 167.813670][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffc95ad6560