[ 41.282624][ T23] audit: type=1800 audit(1575374610.273:27): pid=7844 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.302333][ T23] audit: type=1800 audit(1575374610.273:28): pid=7844 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. [ 42.030687][ T23] audit: type=1800 audit(1575374611.073:29): pid=7844 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 42.050745][ T23] audit: type=1800 audit(1575374611.083:30): pid=7844 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 '10.128.0.30' (ECDSA) to the list of known hosts. 2019/12/03 12:03:41 fuzzer started 2019/12/03 12:03:43 dialing manager at 10.128.0.26:45711 2019/12/03 12:03:43 syscalls: 2689 2019/12/03 12:03:43 code coverage: enabled 2019/12/03 12:03:43 comparison tracing: enabled 2019/12/03 12:03:43 extra coverage: extra coverage is not supported by the kernel 2019/12/03 12:03:43 setuid sandbox: enabled 2019/12/03 12:03:43 namespace sandbox: enabled 2019/12/03 12:03:43 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 12:03:43 fault injection: enabled 2019/12/03 12:03:43 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 12:03:43 net packet injection: enabled 2019/12/03 12:03:43 net device setup: enabled 2019/12/03 12:03:43 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 12:03:43 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:03:44 executing program 0: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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) r0 = mq_open(&(0x7f00005a1ffb)='eth0\x00', 0x42, 0x0, 0x0) r1 = socket$caif_stream(0x25, 0x1, 0x0) dup2(r0, r1) 12:03:44 executing program 1: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000000)={&(0x7f0000000100)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x9, [@restrict={0x8}]}, {0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000000f80)=""/162, 0x2d, 0xa2, 0x1}, 0x20) syzkaller login: [ 55.538802][ T8010] IPVS: ftp: loaded support on port[0] = 21 [ 55.666111][ T8010] chnl_net:caif_netlink_parms(): no params data found [ 55.684726][ T8012] IPVS: ftp: loaded support on port[0] = 21 [ 55.706528][ T8010] bridge0: port 1(bridge_slave_0) entered blocking state 12:03:44 executing program 2: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000001640)={0x0, 0x0, &(0x7f0000001600)={&(0x7f0000001280)=ANY=[@ANYBLOB="e6ff03005400005531fe0500fac9067f076748b4f2", @ANYBLOB="740081008ca31d3f003b54c91df8a31be46a014d43e66871c22ee20ce70f39885b2007369348b27eceb52aec5737ca70af71bee3b7a6117929e7b1d46d38b6a6b6c3285bb01e4d5d627b0f0911da0beb35118732bb0cbf909651c8c600fbde031f3161edefb1ba0706eb9644ce21b8e89e5300004c001f00ff6a4518c96e417975eb8dbfcd05"], 0x9b}}, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x898fd13755b449c, &(0x7f0000000100)=[{&(0x7f0000000040)="800000003804000019000300e60100006c000000000000000100000001000000004000000040000080000000000000006d5ebe5a0000ffff53ef", 0xff66, 0x400}], 0x5, 0x0) [ 55.715141][ T8010] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.723243][ T8010] device bridge_slave_0 entered promiscuous mode [ 55.734354][ T8010] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.741501][ T8010] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.749314][ T8010] device bridge_slave_1 entered promiscuous mode [ 55.786921][ T8010] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.825429][ T8010] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.875076][ T8010] team0: Port device team_slave_0 added [ 55.887903][ T8010] team0: Port device team_slave_1 added [ 55.915526][ T8015] IPVS: ftp: loaded support on port[0] = 21 12:03:45 executing program 3: r0 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f00000001c0)={{0x80}, 'poQ\xff\a\x00\x00 \x00\x00\x00\x00\xfb,\xd4J\x00\v\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1f\x00\x00\xff\xff\xff\x03\x00\x00\x00\xef\x00\x01\x03\\e\x00\x00\x00\x00\x00\x12\x00\x10\x00\x00\x00\x00\x00@\x01\x00\x06\x00', 0xab, 0x11002, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) [ 56.023855][ T8010] device hsr_slave_0 entered promiscuous mode [ 56.061429][ T8010] device hsr_slave_1 entered promiscuous mode [ 56.138629][ T8012] chnl_net:caif_netlink_parms(): no params data found [ 56.159505][ T8018] IPVS: ftp: loaded support on port[0] = 21 12:03:45 executing program 4: getsockopt$IP_VS_SO_GET_SERVICES(0xffffffffffffffff, 0x0, 0x482, &(0x7f00000000c0)=""/163, &(0x7f0000000040)=0xa3) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0x8, 0x9}, 0x3c) r1 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xd, 0x4, 0x4, 0x1, 0x0, r0}, 0x3c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x0, 0x0}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r1, &(0x7f00000001c0), &(0x7f0000000080)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000600)={r1, &(0x7f0000000040), 0x0}, 0x20) [ 56.202792][ T8010] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.277852][ T8010] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.336667][ T8010] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.395334][ T8010] netdevsim netdevsim0 netdevsim3: renamed from eth3 12:03:45 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_int(r0, 0x107, 0xa, &(0x7f0000000080)=0x2, 0x4) setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6, 0x0, 0x0, 0x3}, 0x1c) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) socketpair$unix(0x1, 0x40000000000001, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$dupfd(r1, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x10, 0x80002, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB], 0x1}}, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0x332, 0x0) [ 56.457961][ T8012] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.467788][ T8012] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.475900][ T8012] device bridge_slave_0 entered promiscuous mode [ 56.496385][ T8020] IPVS: ftp: loaded support on port[0] = 21 [ 56.508057][ T8010] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.515258][ T8010] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.523033][ T8010] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.530088][ T8010] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.542441][ T8012] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.549535][ T8012] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.559464][ T8012] device bridge_slave_1 entered promiscuous mode [ 56.632701][ T8012] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.654879][ T8012] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.673549][ T8023] IPVS: ftp: loaded support on port[0] = 21 [ 56.735965][ T3131] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.756372][ T3131] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.777768][ T8010] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.789789][ T8018] chnl_net:caif_netlink_parms(): no params data found [ 56.808479][ T8012] team0: Port device team_slave_0 added [ 56.814701][ T8015] chnl_net:caif_netlink_parms(): no params data found [ 56.824727][ T8012] team0: Port device team_slave_1 added [ 56.872877][ T8010] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.899048][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.908572][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.972962][ T8012] device hsr_slave_0 entered promiscuous mode [ 57.021434][ T8012] device hsr_slave_1 entered promiscuous mode [ 57.071221][ T8012] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.099033][ T8018] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.106869][ T8018] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.114600][ T8018] device bridge_slave_0 entered promiscuous mode [ 57.122707][ T8018] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.130643][ T8018] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.142378][ T8018] device bridge_slave_1 entered promiscuous mode [ 57.150434][ T3689] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.159045][ T3689] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.167527][ T3689] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.174723][ T3689] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.182507][ T3689] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.190894][ T3689] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.199237][ T3689] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.206284][ T3689] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.253021][ T8020] chnl_net:caif_netlink_parms(): no params data found [ 57.305966][ T8023] chnl_net:caif_netlink_parms(): no params data found [ 57.314342][ T3689] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.337106][ T8018] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.348243][ T8015] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.357606][ T8015] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.365396][ T8015] device bridge_slave_0 entered promiscuous mode [ 57.376945][ T8015] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.384079][ T8015] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.392054][ T8015] device bridge_slave_1 entered promiscuous mode [ 57.399625][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.408768][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.420114][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.428543][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.436777][ T8012] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.503989][ T8018] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.529652][ T8015] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.548352][ T8012] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.605449][ T8012] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.652506][ T8020] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.659600][ T8020] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.667405][ T8020] device bridge_slave_0 entered promiscuous mode [ 57.679824][ T8020] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.687475][ T8020] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.695414][ T8020] device bridge_slave_1 entered promiscuous mode [ 57.703693][ T8015] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.713883][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.722495][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.730643][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.738875][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.754792][ T8010] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.766945][ T8012] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.822237][ T8020] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.837516][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.846197][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.868442][ T8020] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.885939][ T8018] team0: Port device team_slave_0 added [ 57.898149][ T8018] team0: Port device team_slave_1 added [ 57.904318][ T8023] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.911735][ T8023] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.919377][ T8023] device bridge_slave_0 entered promiscuous mode [ 57.928453][ T8023] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.936291][ T8023] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.944391][ T8023] device bridge_slave_1 entered promiscuous mode [ 57.962011][ T8020] team0: Port device team_slave_0 added [ 57.968999][ T8015] team0: Port device team_slave_0 added [ 57.976778][ T8015] team0: Port device team_slave_1 added [ 57.985200][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.992881][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.005618][ T8010] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.019404][ T8020] team0: Port device team_slave_1 added [ 58.095711][ T8015] device hsr_slave_0 entered promiscuous mode [ 58.141731][ T8015] device hsr_slave_1 entered promiscuous mode [ 58.184134][ T8015] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.193162][ T8023] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.203784][ T8023] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.262758][ T8018] device hsr_slave_0 entered promiscuous mode [ 58.301376][ T8018] device hsr_slave_1 entered promiscuous mode [ 58.331921][ T8018] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.409314][ T8023] team0: Port device team_slave_0 added [ 58.443547][ T8020] device hsr_slave_0 entered promiscuous mode [ 58.481464][ T8020] device hsr_slave_1 entered promiscuous mode [ 58.531220][ T8020] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.554437][ T8023] team0: Port device team_slave_1 added [ 58.583926][ T8012] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.590767][ T8018] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 163.591046][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 163.598770][ C0] rcu: 0-....: (10499 ticks this GP) idle=a2a/1/0x4000000000000002 softirq=9981/9981 fqs=2840 [ 163.609317][ C0] (t=10500 jiffies g=5621 q=160) [ 163.614346][ C0] rcu: rcu_preempt kthread starved for 4810 jiffies! g5621 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 163.625458][ C0] rcu: RCU grace-period kthread stack dump: [ 163.631431][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 163.639339][ C0] Call Trace: [ 163.642627][ C0] __schedule+0x9a0/0xcc0 [ 163.646957][ C0] schedule+0x181/0x210 [ 163.651105][ C0] schedule_timeout+0x14f/0x240 [ 163.655943][ C0] ? run_local_timers+0x120/0x120 [ 163.660960][ C0] rcu_gp_kthread+0xed8/0x1770 [ 163.665720][ C0] kthread+0x332/0x350 [ 163.669774][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 163.674876][ C0] ? kthread_blkcg+0xe0/0xe0 [ 163.679455][ C0] ret_from_fork+0x24/0x30 [ 163.683873][ C0] NMI backtrace for cpu 0 [ 163.688191][ C0] CPU: 0 PID: 8010 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 163.696406][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.706457][ C0] Call Trace: [ 163.709726][ C0] [ 163.712566][ C0] dump_stack+0x1fb/0x318 [ 163.716886][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 163.721726][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 163.727865][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 163.733915][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 163.739888][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 163.745855][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 163.750960][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 163.756150][ C0] ? trace_hardirqs_off+0x74/0x80 [ 163.761177][ C0] update_process_times+0x12d/0x180 [ 163.766362][ C0] tick_sched_timer+0x263/0x420 [ 163.771217][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.776747][ C0] __hrtimer_run_queues+0x403/0x840 [ 163.781947][ C0] hrtimer_interrupt+0x38c/0xda0 [ 163.786887][ C0] ? debug_smp_processor_id+0x9/0x20 [ 163.792163][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 163.797695][ C0] apic_timer_interrupt+0xf/0x20 [ 163.802629][ C0] [ 163.805566][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 163.811287][ C0] Code: 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 25 a4 69 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 163.830899][ C0] RSP: 0018:ffffc90002477938 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 163.839406][ C0] RAX: 1ffff11013ae55f1 RBX: ffff88809d72af88 RCX: 0000000000000000 [ 163.847470][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0001b08340 [ 163.855443][ C0] RBP: ffffc90002477970 R08: dffffc0000000000 R09: fffffbfff120248a [ 163.863419][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88809d72ae20 [ 163.871467][ C0] R13: dffffc0000000000 R14: 1ffff11013ae55c4 R15: ffff8880a94cb628 [ 163.879465][ C0] ? free_thread_stack+0x12e/0x590 [ 163.884692][ C0] put_task_stack+0xa3/0x130 [ 163.889275][ C0] finish_task_switch+0x3f1/0x550 [ 163.894559][ C0] __schedule+0x9a8/0xcc0 [ 163.898909][ C0] preempt_schedule_irq+0xc1/0x140 [ 163.904022][ C0] retint_kernel+0x1b/0x2b [ 163.910788][ C0] RIP: 0010:__should_failslab+0x0/0x160 [ 163.916344][ C0] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 48 c7 c7 78 0f 10 89 48 c7 c6 40 1c b2 81 e8 59 96 a9 ff 5d c3 cc cc cc cc cc cc cc <55> 48 89 e5 41 57 41 56 41 55 41 54 53 41 89 f7 49 89 fe e8 88 7f [ 163.936211][ C0] RSP: 0018:ffffc90002477b80 EFLAGS: 00000296 ORIG_RAX: ffffffffffffff02 [ 163.944617][ C0] RAX: 1ffff11011f3c900 RBX: 0000000000000cc0 RCX: ffffffff815bbb47 [ 163.952589][ C0] RDX: dffffc0000000000 RSI: 0000000000000cc0 RDI: ffff88821bc468c0 [ 163.960561][ C0] RBP: ffffc90002477b88 R08: dffffc0000000000 R09: fffffbfff12877ed [ 163.968536][ C0] R10: fffffbfff12877ed R11: 0000000000000000 R12: 00000000ffffffff [ 163.976503][ C0] R13: ffff88821bc468c0 R14: 0000000000000000 R15: ffff88808f9e4380 [ 163.984488][ C0] ? trace_lock_release+0x117/0x1a0 [ 163.989695][ C0] ? should_failslab+0x9/0x20 [ 163.994375][ C0] kmem_cache_alloc_node+0x65/0x280 [ 163.999563][ C0] ? dup_task_struct+0x55/0x910 [ 164.004412][ C0] dup_task_struct+0x55/0x910 [ 164.009128][ C0] copy_process+0x4c5/0x5510 [ 164.013726][ C0] ? __might_fault+0xf9/0x160 [ 164.018420][ C0] _do_fork+0x13e/0x660 [ 164.022570][ C0] ? check_preemption_disabled+0xb4/0x260 [ 164.028275][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.033553][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 164.038940][ C0] __x64_sys_clone+0x20b/0x250 [ 164.043717][ C0] do_syscall_64+0xf7/0x1c0 [ 164.048219][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.054104][ C0] RIP: 0033:0x458c4a [ 164.057995][ C0] 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 [ 164.078200][ C0] RSP: 002b:00007fff8fb062f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 164.086604][ C0] RAX: ffffffffffffffda RBX: 00007fff8fb062f0 RCX: 0000000000458c4a [ 164.094563][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 164.102524][ C0] RBP: 00007fff8fb06330 R08: 0000000000000001 R09: 0000000001f81940 [ 164.110481][ C0] R10: 0000000001f81c10 R11: 0000000000000246 R12: 0000000000000001 [ 164.118439][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fff8fb06380