[ 41.929927][ T25] audit: type=1800 audit(1575423843.641:26): pid=7942 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.963471][ T25] audit: type=1800 audit(1575423843.641:27): pid=7942 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.987521][ T25] audit: type=1800 audit(1575423843.641:28): pid=7942 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. [ 42.808630][ T25] audit: type=1800 audit(1575423844.551:29): pid=7942 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 '10.128.0.254' (ECDSA) to the list of known hosts. 2019/12/04 01:44:13 fuzzer started 2019/12/04 01:44:15 dialing manager at 10.128.0.26:42111 2019/12/04 01:44:15 syscalls: 2689 2019/12/04 01:44:15 code coverage: enabled 2019/12/04 01:44:15 comparison tracing: enabled 2019/12/04 01:44:15 extra coverage: extra coverage is not supported by the kernel 2019/12/04 01:44:15 setuid sandbox: enabled 2019/12/04 01:44:15 namespace sandbox: enabled 2019/12/04 01:44:15 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 01:44:15 fault injection: enabled 2019/12/04 01:44:15 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 01:44:15 net packet injection: enabled 2019/12/04 01:44:15 net device setup: enabled 2019/12/04 01:44:15 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 01:44:15 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:44:16 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xeb, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000280)='/dev/fb0\x00', 0x4000, 0x0) 01:44:16 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = syz_open_procfs(0x0, &(0x7f0000000180)='net/unix\x00') mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x12, r3, 0x0) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r4, 0x40087703, 0xfffffffe) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x12, r4, 0x0) syzkaller login: [ 55.152937][ T8106] IPVS: ftp: loaded support on port[0] = 21 01:44:17 executing program 2: unshare(0x2040400) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r0, 0x4008af00, 0x0) [ 55.311271][ T8106] chnl_net:caif_netlink_parms(): no params data found [ 55.322245][ T8108] IPVS: ftp: loaded support on port[0] = 21 [ 55.420969][ T8106] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.441114][ T8106] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.464615][ T8106] device bridge_slave_0 entered promiscuous mode [ 55.490408][ T8106] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.501579][ T8111] IPVS: ftp: loaded support on port[0] = 21 [ 55.508169][ T8106] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.524786][ T8106] device bridge_slave_1 entered promiscuous mode [ 55.555840][ T8106] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.587361][ T8106] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 01:44:17 executing program 3: perf_event_open(&(0x7f0000000280)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x11, 0x200000000000002, 0x300) setsockopt$sock_attach_bpf(r0, 0x107, 0x12, 0x0, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000380)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000780)={r1, 0x18000000000002a0, 0xe0, 0x900, &(0x7f00000006c0)="b9ff0300000d698cb89e40f088a8d501890600de0500000077fb7f11c72be9", 0x0, 0x100}, 0x28) [ 55.643211][ T8106] team0: Port device team_slave_0 added [ 55.669054][ T8108] chnl_net:caif_netlink_parms(): no params data found [ 55.680736][ T8106] team0: Port device team_slave_1 added [ 55.797945][ T8106] device hsr_slave_0 entered promiscuous mode 01:44:17 executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) mount(&(0x7f0000000300)=@md0='/dev/md0\x00', &(0x7f0000000340)='./file0\x00', &(0x7f0000000380)='udf\x00', 0x0, &(0x7f0000000080)=',\\GPL\x00') [ 55.845657][ T8106] device hsr_slave_1 entered promiscuous mode [ 55.931227][ T8114] IPVS: ftp: loaded support on port[0] = 21 [ 55.960242][ T8108] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.974172][ T8108] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.982034][ T8108] device bridge_slave_0 entered promiscuous mode [ 56.065219][ T8108] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.072313][ T8108] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.081120][ T8108] device bridge_slave_1 entered promiscuous mode 01:44:17 executing program 5: mmap(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x0, 0x1b071, 0xffffffffffffffff, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x61, &(0x7f0000000080)={'filter\x00', 0x4}, 0x68) [ 56.126735][ T8106] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.137317][ T8117] IPVS: ftp: loaded support on port[0] = 21 [ 56.221958][ T8106] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.268143][ T8106] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.327324][ T8106] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.412936][ T8108] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.425535][ T8108] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.454417][ T8111] chnl_net:caif_netlink_parms(): no params data found [ 56.498295][ T8108] team0: Port device team_slave_0 added [ 56.507727][ T8108] team0: Port device team_slave_1 added [ 56.529424][ T8119] IPVS: ftp: loaded support on port[0] = 21 [ 56.587070][ T8108] device hsr_slave_0 entered promiscuous mode [ 56.644315][ T8108] device hsr_slave_1 entered promiscuous mode [ 56.684088][ T8108] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.692625][ T8111] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.699832][ T8111] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.708134][ T8111] device bridge_slave_0 entered promiscuous mode [ 56.717950][ T8111] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.726783][ T8111] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.735287][ T8111] device bridge_slave_1 entered promiscuous mode [ 56.819967][ T8111] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.850217][ T8111] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.873607][ T8114] chnl_net:caif_netlink_parms(): no params data found [ 56.881967][ T8108] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.920764][ T8108] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.985597][ T8108] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.057215][ T8108] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.148950][ T8111] team0: Port device team_slave_0 added [ 57.163602][ T8117] chnl_net:caif_netlink_parms(): no params data found [ 57.184773][ T8111] team0: Port device team_slave_1 added [ 57.201293][ T8106] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.227378][ T8117] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.235337][ T8117] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.242899][ T8117] device bridge_slave_0 entered promiscuous mode [ 57.250904][ T8117] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.258189][ T8117] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.265987][ T8117] device bridge_slave_1 entered promiscuous mode [ 57.309260][ T8117] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.319499][ T8114] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.326806][ T8114] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.334813][ T8114] device bridge_slave_0 entered promiscuous mode [ 57.349855][ T8114] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.357155][ T8114] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.365449][ T8114] device bridge_slave_1 entered promiscuous mode [ 57.425753][ T8111] device hsr_slave_0 entered promiscuous mode [ 57.474438][ T8111] device hsr_slave_1 entered promiscuous mode [ 57.534136][ T8111] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.541994][ T8119] chnl_net:caif_netlink_parms(): no params data found [ 57.551355][ T8117] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.575733][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.584245][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.603706][ T8114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.615826][ T8114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.658188][ T8106] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.682870][ T8114] team0: Port device team_slave_0 added [ 57.691197][ T8117] team0: Port device team_slave_0 added [ 57.701846][ T8117] team0: Port device team_slave_1 added [ 57.717537][ T8119] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.727635][ T8119] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.735438][ T8119] device bridge_slave_0 entered promiscuous mode [ 57.743652][ T8114] team0: Port device team_slave_1 added [ 57.759251][ T8111] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.797408][ T8119] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.804801][ T8119] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.812431][ T8119] device bridge_slave_1 entered promiscuous mode [ 57.831631][ T8119] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.846835][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.855924][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.864464][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.871641][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.880231][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.889746][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.898447][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.905717][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.913488][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.928585][ T8111] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.977730][ T8119] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.027035][ T8117] device hsr_slave_0 entered promiscuous mode [ 58.074439][ T8117] device hsr_slave_1 entered promiscuous mode [ 58.103978][ T8117] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.111818][ T8111] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.159157][ T8111] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.216868][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.225844][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.234675][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.243249][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.251849][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.260676][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.269288][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.310337][ T8106] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.322087][ T8106] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.336779][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.345950][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.354874][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.363124][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.371868][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.382405][ T8119] team0: Port device team_slave_0 added [ 58.437216][ T8114] device hsr_slave_0 entered promiscuous mode [ 58.464908][ T8114] device hsr_slave_1 entered promiscuous mode [ 58.524122][ T8114] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.553295][ T8119] team0: Port device team_slave_1 added [ 58.583779][ T8108] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.595973][ T8117] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.655390][ T8117] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.719094][ T8117] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.756821][ T8117] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.877284][ T8119] device hsr_slave_0 entered promiscuous mode [ 58.924213][ T8119] device hsr_slave_1 entered promiscuous mode [ 58.963994][ T8119] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.974086][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.981535][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.996015][ T8108] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.003117][ T8114] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.066088][ T8114] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.127279][ T8114] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.189342][ T8106] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.201354][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.209136][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.244173][ T8114] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.326009][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.345484][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 164.373852][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.380614][ C1] rcu: 1-....: (1 GPs behind) idle=31a/1/0x4000000000000002 softirq=11262/11269 fqs=2784 [ 164.390716][ C1] (t=10500 jiffies g=6213 q=152) [ 164.395727][ C1] rcu: rcu_preempt kthread starved for 4925 jiffies! g6213 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.406719][ C1] rcu: RCU grace-period kthread stack dump: [ 164.412593][ C1] rcu_preempt R running task 28824 10 2 0x80004000 [ 164.420478][ C1] Call Trace: [ 164.423762][ C1] __schedule+0x9a0/0xcc0 [ 164.428099][ C1] schedule+0x181/0x210 [ 164.432244][ C1] schedule_timeout+0x14f/0x240 [ 164.437080][ C1] ? run_local_timers+0x120/0x120 [ 164.442092][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.446853][ C1] kthread+0x332/0x350 [ 164.450930][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.456049][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.460643][ C1] ret_from_fork+0x24/0x30 [ 164.465088][ C1] NMI backtrace for cpu 1 [ 164.469424][ C1] CPU: 1 PID: 8106 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.477645][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.487698][ C1] Call Trace: [ 164.490971][ C1] [ 164.493826][ C1] dump_stack+0x1fb/0x318 [ 164.498156][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.502998][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.509147][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.515204][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.521179][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.527059][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.532198][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.537387][ C1] ? trace_hardirqs_off+0x74/0x80 [ 164.542414][ C1] update_process_times+0x12d/0x180 [ 164.547602][ C1] tick_sched_timer+0x263/0x420 [ 164.552460][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.558018][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.563230][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.568191][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.573470][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.579007][ C1] apic_timer_interrupt+0xf/0x20 [ 164.583927][ C1] [ 164.586863][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 164.592922][ 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 [ 164.612515][ C1] RSP: 0018:ffffc90002177a28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.620914][ C1] RAX: 1ffff11013045fa1 RBX: ffffea000230cf00 RCX: ffff888098d3a040 [ 164.628871][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000230cf00 [ 164.636826][ C1] RBP: ffffc90002177a68 R08: dffffc0000000000 R09: fffffbfff120248a [ 164.644783][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88809822fda0 [ 164.652761][ C1] R13: dffffc0000000000 R14: 1ffff11013045fb4 R15: ffff8880a861d9e8 [ 164.660754][ C1] ? free_thread_stack+0x124/0x590 [ 164.665859][ C1] put_task_stack+0xa3/0x130 [ 164.670440][ C1] finish_task_switch+0x3f1/0x550 [ 164.675461][ C1] __schedule+0x9a8/0xcc0 [ 164.679783][ C1] ? __kasan_check_write+0x14/0x20 [ 164.684886][ C1] schedule+0x181/0x210 [ 164.689031][ C1] pipe_wait+0x127/0x1e0 [ 164.693265][ C1] ? init_wait_entry+0xe0/0xe0 [ 164.698022][ C1] pipe_read+0x665/0x9e0 [ 164.703572][ C1] __vfs_read+0x59e/0x730 [ 164.707905][ C1] vfs_read+0x1dd/0x420 [ 164.712050][ C1] ksys_read+0x117/0x220 [ 164.716290][ C1] __x64_sys_read+0x7b/0x90 [ 164.720780][ C1] do_syscall_64+0xf7/0x1c0 [ 164.725277][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.731156][ C1] RIP: 0033:0x414190 [ 164.735036][ C1] Code: 01 f0 ff ff 0f 83 90 1b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d dd 42 66 00 00 75 14 b8 00 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 64 1b 00 00 c3 48 83 ec 08 e8 6a fc ff ff [ 164.754626][ C1] RSP: 002b:00007fff596c8478 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 164.763020][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000414190 [ 164.770980][ C1] RDX: 0000000000000038 RSI: 0000000000758040 RDI: 00000000000000f9 [ 164.778937][ C1] RBP: 0000000000715460 R08: 00000000000003b8 R09: 0000000000004000 [ 164.786892][ C1] R10: 0000000000717660 R11: 0000000000000246 R12: 0000000000000000 [ 164.794849][ C1] R13: 00007fff596c84b0 R14: 0000000000000003 R15: 00007fff596c84c0