[ 42.859585][ T23] audit: type=1800 audit(1575448087.284:26): pid=8003 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.907634][ T23] audit: type=1800 audit(1575448087.284:27): pid=8003 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.927471][ T23] audit: type=1800 audit(1575448087.284:28): pid=8003 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. [ 43.746897][ T23] audit: type=1800 audit(1575448088.204:29): pid=8003 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 '10.128.0.210' (ECDSA) to the list of known hosts. 2019/12/04 08:28:16 fuzzer started 2019/12/04 08:28:17 dialing manager at 10.128.0.26:36481 2019/12/04 08:28:17 syscalls: 2691 2019/12/04 08:28:17 code coverage: enabled 2019/12/04 08:28:17 comparison tracing: enabled 2019/12/04 08:28:17 extra coverage: extra coverage is not supported by the kernel 2019/12/04 08:28:17 setuid sandbox: enabled 2019/12/04 08:28:17 namespace sandbox: enabled 2019/12/04 08:28:17 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 08:28:17 fault injection: enabled 2019/12/04 08:28:17 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 08:28:17 net packet injection: enabled 2019/12/04 08:28:17 net device setup: enabled 2019/12/04 08:28:17 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 08:28:17 devlink PCI setup: PCI device 0000:00:10.0 is not available 08:28:18 executing program 0: syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0x0, 0x0, 0x0, 0x8091, 0x0) 08:28:19 executing program 1: unshare(0x20000000) clone(0x802102001ffe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) rt_sigaction(0x0, 0x0, 0x0, 0x0, 0x0) prctl$PR_SET_DUMPABLE(0x4, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) syzkaller login: [ 54.660255][ T8165] IPVS: ftp: loaded support on port[0] = 21 [ 54.787148][ T8167] IPVS: ftp: loaded support on port[0] = 21 08:28:19 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioprio_set$pid(0x1, 0x0, 0x800004000) r2 = creat(&(0x7f0000000700)='./bus\x00', 0x0) fcntl$setstatus(r2, 0x4, 0x6100) truncate(&(0x7f00000000c0)='./bus\x00', 0x800) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0xa5cc554) [ 54.853757][ T8165] chnl_net:caif_netlink_parms(): no params data found [ 54.960052][ T8167] chnl_net:caif_netlink_parms(): no params data found [ 54.989007][ T8165] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.998095][ T8165] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.006377][ T8165] device bridge_slave_0 entered promiscuous mode [ 55.022756][ T8171] IPVS: ftp: loaded support on port[0] = 21 [ 55.045957][ T8165] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.058125][ T8165] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.066352][ T8165] device bridge_slave_1 entered promiscuous mode [ 55.109553][ T8167] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.117795][ T8167] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.126540][ T8167] device bridge_slave_0 entered promiscuous mode [ 55.147480][ T8165] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 08:28:19 executing program 3: unshare(0x20400) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r0, 0xae04, 0x0) [ 55.165020][ T8167] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.172095][ T8167] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.182571][ T8167] device bridge_slave_1 entered promiscuous mode [ 55.191637][ T8165] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.236997][ T8167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.274283][ T8167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.286831][ T8165] team0: Port device team_slave_0 added [ 55.314425][ T8165] team0: Port device team_slave_1 added [ 55.340947][ T8167] team0: Port device team_slave_0 added [ 55.357360][ T8167] team0: Port device team_slave_1 added [ 55.389193][ T8171] chnl_net:caif_netlink_parms(): no params data found [ 55.425957][ T8165] device hsr_slave_0 entered promiscuous mode 08:28:19 executing program 4: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) accept4$ax25(r0, 0x0, 0x0, 0x0) [ 55.463387][ T8165] device hsr_slave_1 entered promiscuous mode [ 55.529667][ T8174] IPVS: ftp: loaded support on port[0] = 21 [ 55.606786][ T8167] device hsr_slave_0 entered promiscuous mode 08:28:20 executing program 5: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000000)={0xffffffffffffffff}, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r0, &(0x7f0000000140)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @loopback}, {0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0x1e}}, r4}}, 0x48) [ 55.664225][ T8167] device hsr_slave_1 entered promiscuous mode [ 55.684270][ T8167] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.740396][ T8176] IPVS: ftp: loaded support on port[0] = 21 [ 55.771184][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.782863][ T8171] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.791019][ T8171] device bridge_slave_0 entered promiscuous mode [ 55.806952][ T8171] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.833504][ T8171] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.841286][ T8171] device bridge_slave_1 entered promiscuous mode [ 55.855097][ T8167] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.898810][ T8167] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.967950][ T8165] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.032750][ T8167] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.096500][ T8167] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.155079][ T8165] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.196581][ T8171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.209051][ T8171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.224013][ T8178] IPVS: ftp: loaded support on port[0] = 21 [ 56.234454][ T8165] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.317701][ T8165] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.395958][ T8171] team0: Port device team_slave_0 added [ 56.444656][ T8171] team0: Port device team_slave_1 added [ 56.566181][ T8171] device hsr_slave_0 entered promiscuous mode [ 56.613309][ T8171] device hsr_slave_1 entered promiscuous mode [ 56.663224][ T8171] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.679245][ T8174] chnl_net:caif_netlink_parms(): no params data found [ 56.752636][ T8167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.766186][ T8176] chnl_net:caif_netlink_parms(): no params data found [ 56.775276][ T8174] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.782348][ T8174] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.790659][ T8174] device bridge_slave_0 entered promiscuous mode [ 56.802118][ T8174] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.809558][ T8174] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.818194][ T8174] device bridge_slave_1 entered promiscuous mode [ 56.839851][ T8174] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.861266][ T8174] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.884143][ T8174] team0: Port device team_slave_0 added [ 56.892351][ T8174] team0: Port device team_slave_1 added [ 56.916004][ T8171] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.945083][ T8171] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.017968][ T8176] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.026870][ T8176] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.035144][ T8176] device bridge_slave_0 entered promiscuous mode [ 57.051930][ T8179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.060525][ T8179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.079895][ T8167] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.087659][ T8171] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.145204][ T8176] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.153892][ T8176] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.161696][ T8176] device bridge_slave_1 entered promiscuous mode [ 57.188003][ T8165] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.200115][ T8171] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.245787][ T8176] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.285211][ T8174] device hsr_slave_0 entered promiscuous mode [ 57.323396][ T8174] device hsr_slave_1 entered promiscuous mode [ 57.393164][ T8174] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.418919][ T8165] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.429164][ T8176] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.439623][ T8178] chnl_net:caif_netlink_parms(): no params data found [ 57.450361][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.459046][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.468160][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.475416][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.484651][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.493642][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.501875][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.508968][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.517124][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.526082][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.534943][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.543682][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.551903][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.560007][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.568535][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.576444][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.614048][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.624000][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.634586][ T8180] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.641653][ T8180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.649700][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.658717][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.667382][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.675843][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.699369][ T8176] team0: Port device team_slave_0 added [ 57.710294][ T8176] team0: Port device team_slave_1 added [ 57.726757][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.738133][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.748494][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.757563][ T8180] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.764673][ T8180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.772570][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.781443][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.789761][ T8174] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.839569][ T8174] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.880510][ T8174] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.995022][ T8176] device hsr_slave_0 entered promiscuous mode [ 58.033526][ T8176] device hsr_slave_1 entered promiscuous mode [ 58.093210][ T8176] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.101954][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.112864][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.122155][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.139463][ T8174] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.219762][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.228798][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.238083][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.246741][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.271593][ T8167] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.284274][ T8178] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.291373][ T8178] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.299603][ T8178] device bridge_slave_0 entered promiscuous mode [ 58.307816][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.331804][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.342307][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.356718][ T8178] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.365786][ T8178] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.373809][ T8178] device bridge_slave_1 entered promiscuous mode [ 58.395896][ T8171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.418436][ T8178] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.431114][ T8176] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.494770][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.503789][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.517121][ T8165] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.550414][ T8165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.576586][ T8165] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.649057][ T8174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.675330][ T8171] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.683647][ T8178] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.732478][ T8178] team0: Port device team_slave_0 added [ 58.748675][ T8178] team0: Port device team_slave_1 added [ 163.542936][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 163.549714][ C1] rcu: 1-...!: (10499 ticks this GP) idle=936/1/0x4000000000000002 softirq=10341/10341 fqs=39 [ 163.560292][ C1] (t=10500 jiffies g=6261 q=477) [ 163.565308][ C1] rcu: rcu_preempt kthread starved for 10417 jiffies! g6261 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 163.576397][ C1] rcu: RCU grace-period kthread stack dump: [ 163.582629][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 163.590512][ C1] Call Trace: [ 163.593797][ C1] __schedule+0x9a0/0xcc0 [ 163.598123][ C1] schedule+0x181/0x210 [ 163.602266][ C1] schedule_timeout+0x14f/0x240 [ 163.607101][ C1] ? run_local_timers+0x120/0x120 [ 163.612112][ C1] rcu_gp_kthread+0xed8/0x1770 [ 163.616885][ C1] kthread+0x332/0x350 [ 163.620938][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 163.626033][ C1] ? kthread_blkcg+0xe0/0xe0 [ 163.630609][ C1] ret_from_fork+0x24/0x30 [ 163.635050][ C1] NMI backtrace for cpu 1 [ 163.639384][ C1] CPU: 1 PID: 4221 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 163.646826][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.656875][ C1] Call Trace: [ 163.660145][ C1] [ 163.662987][ C1] dump_stack+0x1fb/0x318 [ 163.667303][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 163.672139][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 163.678279][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 163.684334][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 163.690301][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 163.696176][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 163.701280][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 163.706469][ C1] ? trace_hardirqs_off+0x74/0x80 [ 163.711482][ C1] update_process_times+0x12d/0x180 [ 163.716671][ C1] tick_sched_timer+0x263/0x420 [ 163.721511][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.727056][ C1] __hrtimer_run_queues+0x403/0x840 [ 163.732266][ C1] hrtimer_interrupt+0x38c/0xda0 [ 163.737206][ C1] ? debug_smp_processor_id+0x9/0x20 [ 163.742497][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 163.748027][ C1] apic_timer_interrupt+0xf/0x20 [ 163.752946][ C1] [ 163.755875][ C1] RIP: 0010:free_thread_stack+0x13d/0x590 [ 163.761580][ C1] Code: 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 c1 e8 03 42 80 3c 28 00 74 08 [ 163.781271][ C1] RSP: 0018:ffffc90001f77760 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 163.789699][ C1] RAX: 0000000000000001 RBX: ffffea00027c9c00 RCX: 0000000000000000 [ 163.797668][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00027c9c00 [ 163.805626][ C1] RBP: ffffc90001f77798 R08: 000000000003a728 R09: ffffed1013109eff [ 163.813582][ C1] R10: ffffed1013109eff R11: 0000000000000000 R12: ffff888090aa2fa0 [ 163.821552][ C1] R13: dffffc0000000000 R14: 1ffff110121545f4 R15: ffff88809884f7e8 [ 163.829536][ C1] put_task_stack+0xa3/0x130 [ 163.834116][ C1] finish_task_switch+0x3f1/0x550 [ 163.839129][ C1] __schedule+0x9a8/0xcc0 [ 163.843451][ C1] schedule+0x181/0x210 [ 163.847599][ C1] schedule_hrtimeout_range_clock+0x3c7/0x510 [ 163.853656][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 163.859449][ C1] schedule_hrtimeout_range+0x2a/0x40 [ 163.864812][ C1] poll_schedule_timeout+0x11c/0x1c0 [ 163.870084][ C1] do_sys_poll+0x82f/0x1240 [ 163.874591][ C1] ? debug_object_activate+0x2f7/0x6f0 [ 163.880049][ C1] ? debug_object_active_state+0x1e3/0x4a0 [ 163.885846][ C1] ? __lock_acquire+0xc75/0x1be0 [ 163.890771][ C1] ? __x32_compat_sys_ppoll_time64+0xd0/0xd0 [ 163.896746][ C1] ? trace_hardirqs_on+0x74/0x80 [ 163.901669][ C1] ? ktime_get_ts64+0x6e/0x2c0 [ 163.906426][ C1] ? ktime_get_ts64+0x6e/0x2c0 [ 163.911170][ C1] ? read_seqcount_begin+0x125/0x1c0 [ 163.916443][ C1] ? trace_hardirqs_on+0x74/0x80 [ 163.921363][ C1] ? ktime_get_ts64+0x6e/0x2c0 [ 163.926109][ C1] ? read_seqcount_begin+0x17a/0x1c0 [ 163.931566][ C1] ? ktime_get_ts64+0x240/0x2c0 [ 163.936400][ C1] ? timespec64_add_safe+0x171/0x1b0 [ 163.941697][ C1] __se_sys_poll+0x1b0/0x360 [ 163.946304][ C1] __x64_sys_poll+0x7b/0x90 [ 163.950838][ C1] do_syscall_64+0xf7/0x1c0 [ 163.955344][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.961231][ C1] RIP: 0033:0x7f989c582678 [ 163.965638][ C1] Code: 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 90 90 90 48 83 ec 28 8b 05 82 8f 2b 00 85 c0 75 17 48 63 d2 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 48 83 c4 28 c3 89 54 24 08 48 89 74 24 10 [ 163.985233][ C1] RSP: 002b:00007ffd5533da50 EFLAGS: 00000246 ORIG_RAX: 0000000000000007 [ 163.993628][ C1] RAX: ffffffffffffffda RBX: 20c49ba5e353f7cf RCX: 00007f989c582678 [ 164.001582][ C1] RDX: 000000000000ee35 RSI: 0000000000000001 RDI: 00007ffd5533db10 [ 164.009539][ C1] RBP: 0000000000000000 R08: 00007ffd5533da60 R09: 00007ffd553cf0b8 [ 164.017523][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a57360 [ 164.025479][ C1] R13: 0000000000001ffa R14: 00007ffd5533dae4 R15: 0000000001a3e250