[ 43.477254][ T25] audit: type=1800 audit(1575439591.507:26): pid=8008 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.519263][ T25] audit: type=1800 audit(1575439591.507:27): pid=8008 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.543181][ T25] audit: type=1800 audit(1575439591.507:28): pid=8008 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. [ 44.441472][ T25] audit: type=1800 audit(1575439592.497:29): pid=8008 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 '10.128.0.182' (ECDSA) to the list of known hosts. 2019/12/04 06:06:41 fuzzer started 2019/12/04 06:06:43 dialing manager at 10.128.0.26:42111 2019/12/04 06:06:43 syscalls: 2689 2019/12/04 06:06:43 code coverage: enabled 2019/12/04 06:06:43 comparison tracing: enabled 2019/12/04 06:06:43 extra coverage: extra coverage is not supported by the kernel 2019/12/04 06:06:43 setuid sandbox: enabled 2019/12/04 06:06:43 namespace sandbox: enabled 2019/12/04 06:06:43 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 06:06:43 fault injection: enabled 2019/12/04 06:06:43 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 06:06:43 net packet injection: enabled 2019/12/04 06:06:43 net device setup: enabled 2019/12/04 06:06:43 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 06:06:43 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:06:44 executing program 0: unshare(0x8000400) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r1) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) connect$netlink(r2, &(0x7f0000000000)=@kern={0x10, 0x0, 0x0, 0x410400}, 0xc) 06:06:44 executing program 1: setrlimit(0x40000000000008, &(0x7f0000000000)={0x4847, 0xfffffffffffff001}) mlock(&(0x7f0000002000/0x4000)=nil, 0x4000) capset(&(0x7f0000a31000)={0x19980330}, &(0x7f00009b3000)) mlock2(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x0) syzkaller login: [ 56.669770][ T8171] IPVS: ftp: loaded support on port[0] = 21 06:06:44 executing program 2: pipe(&(0x7f0000000080)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000080), 0x4) r1 = socket$netlink(0x10, 0x3, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, 0x0, 0x0) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000300)='/dev/cuse\x00', 0x2842, 0x0) io_setup(0x1, &(0x7f0000000040)=0x0) io_submit(r3, 0x2, &(0x7f0000002600)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x5, 0x0, r2, 0x0}, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, r2, 0x0, 0xffffff81}]) [ 56.836538][ T8171] chnl_net:caif_netlink_parms(): no params data found [ 56.865039][ T8174] IPVS: ftp: loaded support on port[0] = 21 [ 56.957805][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.965556][ T8171] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.973553][ T8171] device bridge_slave_0 entered promiscuous mode [ 56.983522][ T8171] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.990633][ T8171] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.998516][ T8171] device bridge_slave_1 entered promiscuous mode [ 57.028100][ T8176] IPVS: ftp: loaded support on port[0] = 21 [ 57.036424][ T8171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.050117][ T8171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.115152][ T8171] team0: Port device team_slave_0 added 06:06:45 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0}, {0x0}, {0x0}, {&(0x7f0000000240)="0d00000000002a73c11115d81839408fa3a3ba27660199159dff51120000000000000005e260c650b5edacdec6fdb69d5a415918beba0c51a72f0100d9441e2173a65a48530607c748dc7fc4f4b52b07155fcb2aa544534d14dc0acc24d6c010628ab7073496678d306bed5163f10e2e2ed5266cabc3de2e36ff47694d24ec89f61c738002fcf0cf3ace8350410df57c2938a70b0c56bb5bf8b6eff5dfaca5d2412b6827f4bbea342fad9e8978ebef12a1be1d979d6ea7c3ecb0ed0ec4ce10816dcd91d6f51245eae70605ec5641f4aca2a2528b05cca3b47d0b38347eb66577ec", 0xe1}], 0x4, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x3c) ptrace$cont(0x18, r1, 0x0, 0x0) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x9, r1, 0x0, 0x0) [ 57.155793][ T8171] team0: Port device team_slave_1 added 06:06:45 executing program 4: r0 = syz_open_dev$video4linux(&(0x7f0000000040)='/dev/v4l-subdev#\x00', 0x2, 0x0) ioctl$VIDIOC_SUBDEV_ENUM_MBUS_CODE(r0, 0xc0305602, &(0x7f0000000080)) [ 57.313448][ T8171] device hsr_slave_0 entered promiscuous mode [ 57.351305][ T8171] device hsr_slave_1 entered promiscuous mode [ 57.401450][ T8174] chnl_net:caif_netlink_parms(): no params data found [ 57.433301][ T8180] IPVS: ftp: loaded support on port[0] = 21 [ 57.507571][ T8176] chnl_net:caif_netlink_parms(): no params data found [ 57.528321][ T8174] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.542718][ T8174] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.563501][ T8174] device bridge_slave_0 entered promiscuous mode [ 57.585240][ T8174] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.592420][ T8174] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.610705][ T8174] device bridge_slave_1 entered promiscuous mode 06:06:45 executing program 5: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount$9p_tcp(&(0x7f0000000000)='127.0.0.-\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='9p\x00', 0x0, &(0x7f0000000400)={'trans=tcp,', {'port'}}) [ 57.667802][ T8174] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.677992][ T8171] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.726457][ T8171] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.742058][ T8182] IPVS: ftp: loaded support on port[0] = 21 [ 57.773738][ T8171] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.823814][ T8174] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.849648][ T8174] team0: Port device team_slave_0 added [ 57.859741][ T8171] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.928012][ T8184] IPVS: ftp: loaded support on port[0] = 21 [ 57.932801][ T8171] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.941090][ T8171] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.948819][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.955936][ T8171] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.970055][ T8174] team0: Port device team_slave_1 added [ 57.982389][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.990140][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.073234][ T8174] device hsr_slave_0 entered promiscuous mode [ 58.121739][ T8174] device hsr_slave_1 entered promiscuous mode [ 58.161179][ T8174] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.169006][ T8176] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.176430][ T8176] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.184758][ T8176] device bridge_slave_0 entered promiscuous mode [ 58.194352][ T8176] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.201534][ T8176] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.209073][ T8176] device bridge_slave_1 entered promiscuous mode [ 58.276025][ T8176] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.288230][ T8176] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.299995][ T8180] chnl_net:caif_netlink_parms(): no params data found [ 58.360525][ T8176] team0: Port device team_slave_0 added [ 58.371688][ T8174] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.413266][ T8174] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.462985][ T8180] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.470062][ T8180] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.479698][ T8180] device bridge_slave_0 entered promiscuous mode [ 58.488587][ T8176] team0: Port device team_slave_1 added [ 58.500378][ T8171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.515308][ T8174] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.574603][ T8180] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.582124][ T8180] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.589716][ T8180] device bridge_slave_1 entered promiscuous mode [ 58.612344][ T8174] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.763647][ T8176] device hsr_slave_0 entered promiscuous mode [ 58.821521][ T8176] device hsr_slave_1 entered promiscuous mode [ 58.891028][ T8176] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.909491][ T8180] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.919125][ T8182] chnl_net:caif_netlink_parms(): no params data found [ 58.953928][ T8180] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.969012][ T8171] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.979420][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.987777][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.044209][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.053403][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.061949][ T3209] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.068981][ T3209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.083164][ T8184] chnl_net:caif_netlink_parms(): no params data found [ 59.098428][ T8182] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.110666][ T8182] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.118948][ T8182] device bridge_slave_0 entered promiscuous mode [ 59.129291][ T8180] team0: Port device team_slave_0 added [ 59.137391][ T8180] team0: Port device team_slave_1 added [ 59.147580][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.156818][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.165306][ T8186] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.172398][ T8186] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.180641][ T8186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.198601][ T8176] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.242341][ T8182] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.249432][ T8182] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.257246][ T8182] device bridge_slave_1 entered promiscuous mode [ 59.288010][ T8184] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.295301][ T8184] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.304350][ T8184] device bridge_slave_0 entered promiscuous mode [ 59.313933][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.321124][ T8184] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.328718][ T8184] device bridge_slave_1 entered promiscuous mode [ 59.335893][ T8176] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.407776][ T8176] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.463545][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.473993][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.482735][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.491379][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.499781][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.508579][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.527610][ T8171] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.538518][ T8171] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.566876][ T8176] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.614108][ T8182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.624032][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.632584][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.642165][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.650496][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.659162][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.675483][ T8184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.744268][ T8180] device hsr_slave_0 entered promiscuous mode [ 59.781479][ T8180] device hsr_slave_1 entered promiscuous mode [ 59.831124][ T8180] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.843855][ T8182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.867445][ T8184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.887951][ T8184] team0: Port device team_slave_0 added [ 59.910489][ T8182] team0: Port device team_slave_0 added [ 59.922297][ T8184] team0: Port device team_slave_1 added [ 59.930123][ T8174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.939361][ T8182] team0: Port device team_slave_1 added [ 60.013671][ T8182] device hsr_slave_0 entered promiscuous mode [ 60.061528][ T8182] device hsr_slave_1 entered promiscuous mode [ 60.101695][ T8182] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.133013][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.140555][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.160405][ T8171] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.170405][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.180201][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.209128][ T8174] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.220533][ T8180] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.303666][ T8184] device hsr_slave_0 entered promiscuous mode [ 60.341360][ T8184] device hsr_slave_1 entered promiscuous mode [ 60.391107][ T8184] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.425793][ T8180] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.473253][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.482262][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.490553][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.497661][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.505640][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.514651][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.523474][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.530514][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.538720][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.554123][ T8182] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.625082][ T8182] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.695316][ T8182] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 165.720891][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.727681][ C0] rcu: 0-...!: (10499 ticks this GP) idle=1be/1/0x4000000000000002 softirq=11195/11195 fqs=2 [ 165.738146][ C0] (t=10501 jiffies g=6189 q=76) [ 165.743084][ C0] rcu: rcu_preempt kthread starved for 10498 jiffies! g6189 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.754164][ C0] rcu: RCU grace-period kthread stack dump: [ 165.760043][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 165.767930][ C0] Call Trace: [ 165.771216][ C0] __schedule+0x9a0/0xcc0 [ 165.775553][ C0] schedule+0x181/0x210 [ 165.779696][ C0] schedule_timeout+0x14f/0x240 [ 165.784538][ C0] ? run_local_timers+0x120/0x120 [ 165.789554][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.794313][ C0] kthread+0x332/0x350 [ 165.798366][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.803458][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.808033][ C0] ret_from_fork+0x24/0x30 [ 165.812454][ C0] NMI backtrace for cpu 0 [ 165.816771][ C0] CPU: 0 PID: 8195 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 165.825000][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.835050][ C0] Call Trace: [ 165.838317][ C0] [ 165.841157][ C0] dump_stack+0x1fb/0x318 [ 165.845477][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.850325][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.856464][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.862518][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.868484][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.874362][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.879468][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.884658][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.889668][ C0] update_process_times+0x12d/0x180 [ 165.894856][ C0] tick_sched_timer+0x263/0x420 [ 165.899699][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.905246][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.910448][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.915390][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.920666][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.926204][ C0] apic_timer_interrupt+0xf/0x20 [ 165.931124][ C0] [ 165.934053][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x48/0x50 [ 165.940191][ C0] Code: 80 13 00 00 83 fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 13 00 00 48 39 cf 73 08 48 89 44 f2 08 48 89 3a 0f 1f 80 00 00 00 00 4c 8b 04 24 65 48 8b 04 25 c0 1d 02 00 65 [ 165.960050][ C0] RSP: 0018:ffffc90002937e38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 165.968452][ C0] RAX: ffffffff81486ea4 RBX: ffffea00028cecc0 RCX: ffff88806c524080 [ 165.976412][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028cecc0 [ 165.984378][ C0] RBP: ffffc90002937e78 R08: dffffc0000000000 R09: fffffbfff120248a [ 165.992516][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a36716a0 [ 166.000472][ C0] R13: dffffc0000000000 R14: 1ffff110146ce2d4 R15: ffff8880a8f41a28 [ 166.008445][ C0] ? free_thread_stack+0x124/0x590 [ 166.013563][ C0] ? free_thread_stack+0x124/0x590 [ 166.018664][ C0] put_task_stack+0xa3/0x130 [ 166.023245][ C0] finish_task_switch+0x3f1/0x550 [ 166.028257][ C0] schedule_tail+0x20/0x1a0 [ 166.032750][ C0] ret_from_fork+0x8/0x30 [ 166.037064][ C0] RIP: 0033:0x45d049 [ 166.040944][ C0] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 166.060656][ C0] RSP: 002b:00007f756f803db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 166.069067][ C0] RAX: 0000000000000000 RBX: 00007f756f804700 RCX: 000000000045d049 [ 166.077031][ C0] RDX: 00007f756f8049d0 RSI: 00007f756f803db0 RDI: 00000000003d0f00 [ 166.084989][ C0] RBP: 00007ffc946e1840 R08: 00007f756f804700 R09: 00007f756f804700 [ 166.092947][ C0] R10: 00007f756f8049d0 R11: 0000000000000202 R12: 0000000000000000 [ 166.100901][ C0] R13: 00007ffc946e16df R14: 00007f756f8049c0 R15: 000000000075bfd4