[ 41.613061][ T23] audit: type=1800 audit(1575374637.615:26): pid=7991 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.662031][ T23] audit: type=1800 audit(1575374637.615:27): pid=7991 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.685433][ T23] audit: type=1800 audit(1575374637.615:28): pid=7991 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. [ 42.217156][ T23] audit: type=1800 audit(1575374638.255:29): pid=7991 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 '10.128.0.150' (ECDSA) to the list of known hosts. 2019/12/03 12:04:07 fuzzer started 2019/12/03 12:04:08 dialing manager at 10.128.0.26:45711 2019/12/03 12:04:08 syscalls: 2689 2019/12/03 12:04:08 code coverage: enabled 2019/12/03 12:04:08 comparison tracing: enabled 2019/12/03 12:04:08 extra coverage: extra coverage is not supported by the kernel 2019/12/03 12:04:08 setuid sandbox: enabled 2019/12/03 12:04:08 namespace sandbox: enabled 2019/12/03 12:04:08 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 12:04:08 fault injection: enabled 2019/12/03 12:04:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 12:04:08 net packet injection: enabled 2019/12/03 12:04:08 net device setup: enabled 2019/12/03 12:04:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 12:04:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:04:09 executing program 0: r0 = syz_open_dev$usbfs(&(0x7f0000000840)='/dev/bus/usb/00#/00#\x00', 0x908, 0x1) ioctl$USBDEVFS_SUBMITURB(r0, 0x8038550a, &(0x7f0000000240)=@urb_type_control={0x2, {}, 0x0, 0x0, &(0x7f0000000100)={0x1}, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 12:04:09 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r0, 0xae03, 0x9f) syzkaller login: [ 53.905091][ T8155] IPVS: ftp: loaded support on port[0] = 21 12:04:10 executing program 2: socket$inet_icmp_raw(0x2, 0x3, 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f00000001c0)) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) dup(r3) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffc4b) socket$inet6_tcp(0xa, 0x1, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xffffffffffffffbb, 0x50, 0x0, 0xffe3) pipe(&(0x7f0000000300)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 54.050530][ T8155] chnl_net:caif_netlink_parms(): no params data found [ 54.068737][ T8157] IPVS: ftp: loaded support on port[0] = 21 [ 54.093945][ T8155] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.102743][ T8155] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.110972][ T8155] device bridge_slave_0 entered promiscuous mode [ 54.121788][ T8155] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.128973][ T8155] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.137837][ T8155] device bridge_slave_1 entered promiscuous mode [ 54.193642][ T8155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.231986][ T8160] IPVS: ftp: loaded support on port[0] = 21 [ 54.240031][ T8155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.303147][ T8155] team0: Port device team_slave_0 added [ 54.317152][ T8155] team0: Port device team_slave_1 added 12:04:10 executing program 3: r0 = perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) mmap(&(0x7f00001bf000/0x1000)=nil, 0x1000, 0x0, 0x6011, r1, 0x0) r4 = perf_event_open(&(0x7f0000000080)={0x5, 0x70, 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, 0x2, @perf_bp={0x0, 0x2}}, 0x0, 0x0, r1, 0xb) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x0, 0x11, r4, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x20011, r0, 0x0) [ 54.399210][ T8155] device hsr_slave_0 entered promiscuous mode [ 54.476764][ T8155] device hsr_slave_1 entered promiscuous mode [ 54.552584][ T8163] IPVS: ftp: loaded support on port[0] = 21 [ 54.584495][ T8157] chnl_net:caif_netlink_parms(): no params data found 12:04:10 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) pipe(&(0x7f00000000c0)={0xffffffffffffffff}) r2 = dup2(r0, r1) setsockopt$inet6_int(r2, 0x29, 0x4a, &(0x7f00000014c0)=0x9759, 0x4) recvmmsg(r0, &(0x7f0000008880), 0x4000000000005e3, 0x44000102, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000300)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 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) [ 54.657404][ T8160] chnl_net:caif_netlink_parms(): no params data found [ 54.691161][ T8155] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.754123][ T8157] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.776219][ T8157] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.784122][ T8157] device bridge_slave_0 entered promiscuous mode [ 54.807269][ T8155] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.864726][ T8157] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.875373][ T8157] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.883688][ T8157] device bridge_slave_1 entered promiscuous mode [ 54.902843][ T8166] IPVS: ftp: loaded support on port[0] = 21 12:04:10 executing program 5: r0 = socket$inet6(0xa, 0x80002, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r1 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r1, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x4c, 0x0, 0x4) [ 54.918721][ T8155] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.957981][ T8155] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.031035][ T8157] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.052058][ T8160] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.059338][ T8160] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.067498][ T8160] device bridge_slave_0 entered promiscuous mode [ 55.082534][ T8157] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.118099][ T8160] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.125256][ T8160] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.133355][ T8160] device bridge_slave_1 entered promiscuous mode [ 55.168541][ T8168] IPVS: ftp: loaded support on port[0] = 21 [ 55.180375][ T8160] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.190869][ T8157] team0: Port device team_slave_0 added [ 55.205653][ T8163] chnl_net:caif_netlink_parms(): no params data found [ 55.219480][ T8160] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.240752][ T8157] team0: Port device team_slave_1 added [ 55.307380][ T8157] device hsr_slave_0 entered promiscuous mode [ 55.355987][ T8157] device hsr_slave_1 entered promiscuous mode [ 55.395711][ T8157] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.406828][ T8160] team0: Port device team_slave_0 added [ 55.421926][ T8160] team0: Port device team_slave_1 added [ 55.557088][ T8160] device hsr_slave_0 entered promiscuous mode [ 55.605946][ T8160] device hsr_slave_1 entered promiscuous mode [ 55.645604][ T8160] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.653153][ T8157] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.709346][ T8157] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.767562][ T8163] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.774677][ T8163] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.782496][ T8163] device bridge_slave_0 entered promiscuous mode [ 55.790484][ T8163] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.797567][ T8163] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.805289][ T8163] device bridge_slave_1 entered promiscuous mode [ 55.812165][ T8166] chnl_net:caif_netlink_parms(): no params data found [ 55.835321][ T8157] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.923659][ T8157] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.979410][ T8163] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.024079][ T8168] chnl_net:caif_netlink_parms(): no params data found [ 56.034672][ T8166] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.042039][ T8166] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.049869][ T8166] device bridge_slave_0 entered promiscuous mode [ 56.058329][ T8163] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.078899][ T8166] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.089731][ T8166] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.097623][ T8166] device bridge_slave_1 entered promiscuous mode [ 56.114820][ T8166] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.137956][ T8160] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.188906][ T8160] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.248392][ T8166] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.274426][ T8163] team0: Port device team_slave_0 added [ 56.285774][ T8163] team0: Port device team_slave_1 added [ 56.296996][ T8160] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.362142][ T8160] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.443160][ T8166] team0: Port device team_slave_0 added [ 56.455968][ T8168] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.463038][ T8168] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.470904][ T8168] device bridge_slave_0 entered promiscuous mode [ 56.547200][ T8163] device hsr_slave_0 entered promiscuous mode [ 56.585802][ T8163] device hsr_slave_1 entered promiscuous mode [ 56.625630][ T8163] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.637450][ T8166] team0: Port device team_slave_1 added [ 56.643952][ T8168] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.652064][ T8168] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.660089][ T8168] device bridge_slave_1 entered promiscuous mode [ 56.682695][ T8168] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.696128][ T8155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.710079][ T8155] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.720819][ T8168] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.733012][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.741454][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.785675][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.794605][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.804718][ T8173] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.812135][ T8173] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.821611][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.830452][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.838808][ T8173] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.845859][ T8173] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.853409][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.862362][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.870749][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.879646][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.887927][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.897149][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.906003][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.913784][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.933229][ T8163] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 56.992952][ T8168] team0: Port device team_slave_0 added [ 57.000383][ T8168] team0: Port device team_slave_1 added [ 57.029148][ T8163] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.089280][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.098125][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.106750][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.114961][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.124613][ T8155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.178167][ T8166] device hsr_slave_0 entered promiscuous mode [ 57.216016][ T8166] device hsr_slave_1 entered promiscuous mode [ 57.245733][ T8166] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.287693][ T8168] device hsr_slave_0 entered promiscuous mode [ 57.345958][ T8168] device hsr_slave_1 entered promiscuous mode [ 57.395732][ T8168] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.406327][ T8163] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.459427][ T8163] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 57.529175][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.537168][ T8173] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.571240][ T8168] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 57.617726][ T8168] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 57.688218][ T8168] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 57.727393][ T8168] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 57.781069][ T8155] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.815287][ T8160] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.830877][ T8157] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.869804][ T8157] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.893550][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.903719][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.933031][ T8166] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 57.947339][ T8177] usb usb2: usbfs: process 8177 (syz-executor.0) did not claim interface 0 before use [ 162.955486][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.962265][ C0] rcu: 0-...!: (10499 ticks this GP) idle=73a/1/0x4000000000000002 softirq=10626/10626 fqs=0 [ 162.972732][ C0] (t=10500 jiffies g=5969 q=31) [ 162.977661][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g5969 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 162.988745][ C0] rcu: RCU grace-period kthread stack dump: [ 162.994629][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 163.002518][ C0] Call Trace: [ 163.005801][ C0] __schedule+0x9a0/0xcc0 [ 163.010479][ C0] schedule+0x181/0x210 [ 163.014621][ C0] schedule_timeout+0x14f/0x240 [ 163.019467][ C0] ? run_local_timers+0x120/0x120 [ 163.024480][ C0] rcu_gp_kthread+0xed8/0x1770 [ 163.029237][ C0] kthread+0x332/0x350 [ 163.033286][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 163.038381][ C0] ? kthread_blkcg+0xe0/0xe0 [ 163.042960][ C0] ret_from_fork+0x24/0x30 [ 163.047373][ C0] NMI backtrace for cpu 0 [ 163.051691][ C0] CPU: 0 PID: 4405 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 163.059126][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.069160][ C0] Call Trace: [ 163.072427][ C0] [ 163.075263][ C0] dump_stack+0x1fb/0x318 [ 163.079599][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 163.084432][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 163.090593][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 163.096675][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 163.102691][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 163.108584][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 163.113695][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 163.118892][ C0] ? trace_hardirqs_off+0x74/0x80 [ 163.123920][ C0] update_process_times+0x12d/0x180 [ 163.129110][ C0] tick_sched_timer+0x263/0x420 [ 163.133946][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.139478][ C0] __hrtimer_run_queues+0x403/0x840 [ 163.144676][ C0] hrtimer_interrupt+0x38c/0xda0 [ 163.149614][ C0] ? debug_smp_processor_id+0x9/0x20 [ 163.154895][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 163.160431][ C0] apic_timer_interrupt+0xf/0x20 [ 163.165352][ C0] [ 163.168280][ C0] RIP: 0010:free_thread_stack+0x12e/0x590 [ 163.173985][ C0] Code: bf 00 00 00 00 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 e8 5c 2d 2e 00 48 89 df 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 [ 163.194026][ C0] RSP: 0018:ffffc900026c7b10 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 163.202422][ C0] RAX: 0000000000000001 RBX: ffffea00029dfe00 RCX: 0000000000000000 [ 163.210380][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00029dfe00 [ 163.218336][ C0] RBP: ffffc900026c7b48 R08: dffffc0000000000 R09: fffffbfff120248a [ 163.226292][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88808cf68e20 [ 163.234248][ C0] R13: dffffc0000000000 R14: 1ffff110119ed1c4 R15: ffff8880994a9a28 [ 163.242239][ C0] put_task_stack+0xa3/0x130 [ 163.246822][ C0] finish_task_switch+0x3f1/0x550 [ 163.251839][ C0] __schedule+0x9a8/0xcc0 [ 163.256168][ C0] schedule+0x181/0x210 [ 163.260311][ C0] schedule_hrtimeout_range_clock+0x3c7/0x510 [ 163.266368][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 163.272162][ C0] schedule_hrtimeout_range+0x2a/0x40 [ 163.277520][ C0] ep_poll+0xa4d/0xe80 [ 163.282223][ C0] ? do_task_dead+0xc0/0xc0 [ 163.286715][ C0] ? __kasan_check_read+0x11/0x20 [ 163.291743][ C0] do_epoll_wait+0x1ee/0x260 [ 163.296325][ C0] __x64_sys_epoll_wait+0x9a/0xb0 [ 163.301373][ C0] do_syscall_64+0xf7/0x1c0 [ 163.305977][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.311863][ C0] RIP: 0033:0x7fb39925e943 [ 163.316269][ C0] Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24 [ 163.335874][ C0] RSP: 002b:00007ffc2d070878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 [ 163.344270][ C0] RAX: ffffffffffffffda RBX: 0000000002170250 RCX: 00007fb39925e943 [ 163.352227][ C0] RDX: 0000000000000004 RSI: 00007ffc2d070940 RDI: 0000000000000007 [ 163.360185][ C0] RBP: 0000000000625500 R08: 00007ffc2d070860 R09: 00007ffc2d0f00b8 [ 163.368228][ C0] R10: 000000000000ee3d R11: 0000000000000246 R12: 0000000002180fe0 [ 163.376185][ C0] R13: 00007ffc2d071997 R14: 0000000000000005 R15: 0000000002170250