[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 47.718972][ T25] audit: type=1800 audit(1575331753.273:25): pid=8129 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 47.747890][ T25] audit: type=1800 audit(1575331753.273:26): pid=8129 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 47.768526][ T25] audit: type=1800 audit(1575331753.273:27): pid=8129 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.37' (ECDSA) to the list of known hosts. 2019/12/03 00:09:24 fuzzer started 2019/12/03 00:09:26 dialing manager at 10.128.0.26:38907 2019/12/03 00:09:26 syscalls: 2697 2019/12/03 00:09:26 code coverage: enabled 2019/12/03 00:09:26 comparison tracing: enabled 2019/12/03 00:09:26 extra coverage: extra coverage is not supported by the kernel 2019/12/03 00:09:26 setuid sandbox: enabled 2019/12/03 00:09:26 namespace sandbox: enabled 2019/12/03 00:09:26 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 00:09:26 fault injection: enabled 2019/12/03 00:09:26 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 00:09:26 net packet injection: enabled 2019/12/03 00:09:26 net device setup: enabled 2019/12/03 00:09:26 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 00:09:26 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:09:27 executing program 0: r0 = socket$can_j1939(0x1d, 0x2, 0x7) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r0, &(0x7f0000000240)={0x1d, r2}, 0x18) sendmsg$can_j1939(r0, &(0x7f0000000bc0)={&(0x7f0000000b40)={0x1d, 0x0, 0x0, {}, 0xff}, 0x18, &(0x7f0000000000)={0x0}}, 0x0) 00:09:27 executing program 1: socket$caif_seqpacket(0x25, 0x5, 0x1000) syzkaller login: [ 61.701746][ T8299] IPVS: ftp: loaded support on port[0] = 21 00:09:27 executing program 2: unshare(0x600) r0 = socket$unix(0x1, 0x5, 0x0) listen(r0, 0x0) [ 61.847525][ T8302] IPVS: ftp: loaded support on port[0] = 21 [ 61.873207][ T8299] chnl_net:caif_netlink_parms(): no params data found [ 61.985702][ T8299] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.008854][ T8299] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.017012][ T8299] device bridge_slave_0 entered promiscuous mode 00:09:27 executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) prctl$PR_SET_MM_MAP_SIZE(0x23, 0xf, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x22c6bd56d9834162, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000240)={0x2, 0x4e23, @dev}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23}, 0x10) syz_open_dev$mouse(&(0x7f0000000100)='/dev/input/mouse#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, r0) r2 = syz_open_procfs(0x0, &(0x7f0000000400)='net/tcp\x00\xcdWq\xe9*\a4g\a^\x90\xb6\xe4kH2\x80/\x88\xb6\xbb\xeb`\xb8@#\x83tH\xae\xa4y\x1d\\]\x93\x93\xb5e\xd9\xd4\xb8A# \xc8*s\xd0g>\x16\xabM\x7foK\xec\x17f\xb9x\x11\xbf\xab\x16\xc5\xcb\x94\xff\x1c\xa0\x01\xb3I\x1c\xb9\xcc\xbb\xbe\x9c\xd0!\x13\xe1\xbc.\xfaG3\x85\xe0,') sendfile(r1, r2, 0x0, 0x80000003) r3 = socket(0x10, 0x3, 0x0) flistxattr(r3, &(0x7f0000000280)=""/148, 0x94) [ 62.051110][ T8299] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.068915][ T8299] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.076825][ T8299] device bridge_slave_1 entered promiscuous mode [ 62.159134][ T8299] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.186081][ T8306] IPVS: ftp: loaded support on port[0] = 21 [ 62.205198][ T8299] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.234163][ T8302] chnl_net:caif_netlink_parms(): no params data found [ 62.276908][ T8308] IPVS: ftp: loaded support on port[0] = 21 [ 62.294397][ T8299] team0: Port device team_slave_0 added [ 62.332028][ T8299] team0: Port device team_slave_1 added [ 62.338109][ T8302] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.345651][ T8302] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.354215][ T8302] device bridge_slave_0 entered promiscuous mode 00:09:27 executing program 4: r0 = syz_open_dev$video(&(0x7f0000000040)='/dev/video#\x00', 0x8, 0x0) ioctl$VIDIOC_S_FMT(r0, 0xc0d05605, &(0x7f0000000180)={0x3, @sdr}) [ 62.383152][ T8302] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.391432][ T8302] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.399233][ T8302] device bridge_slave_1 entered promiscuous mode [ 62.450471][ T8299] device hsr_slave_0 entered promiscuous mode [ 62.488197][ T8299] device hsr_slave_1 entered promiscuous mode 00:09:28 executing program 5: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000000), 0x4) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_bp={&(0x7f0000000080), 0x15206e1439bb9541}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg(r0, &(0x7f0000005440)=[{{0x0, 0xfffffffffffffcfb, 0x0}}], 0xfb93a852dd518c, 0x0) [ 62.587050][ T8310] IPVS: ftp: loaded support on port[0] = 21 [ 62.622018][ T8302] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.669128][ T8302] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.730085][ T8299] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.783109][ T8299] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.841233][ T8299] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.891065][ T8299] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.961581][ T8313] IPVS: ftp: loaded support on port[0] = 21 [ 62.999029][ T8302] team0: Port device team_slave_0 added [ 63.009700][ T8306] chnl_net:caif_netlink_parms(): no params data found [ 63.027664][ T8308] chnl_net:caif_netlink_parms(): no params data found [ 63.052199][ T8302] team0: Port device team_slave_1 added [ 63.111972][ T8306] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.124573][ T8306] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.132576][ T8306] device bridge_slave_0 entered promiscuous mode [ 63.140772][ T8306] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.147910][ T8306] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.155419][ T8306] device bridge_slave_1 entered promiscuous mode [ 63.179059][ T8308] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.186224][ T8308] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.193941][ T8308] device bridge_slave_0 entered promiscuous mode [ 63.240675][ T8302] device hsr_slave_0 entered promiscuous mode [ 63.308289][ T8302] device hsr_slave_1 entered promiscuous mode [ 63.368039][ T8302] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.377244][ T8306] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.392700][ T8308] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.399946][ T8308] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.407615][ T8308] device bridge_slave_1 entered promiscuous mode [ 63.427451][ T8308] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.440103][ T8308] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.461228][ T8306] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.500409][ T8306] team0: Port device team_slave_0 added [ 63.524255][ T8308] team0: Port device team_slave_0 added [ 63.531950][ T8308] team0: Port device team_slave_1 added [ 63.555630][ T8306] team0: Port device team_slave_1 added [ 63.578263][ T8310] chnl_net:caif_netlink_parms(): no params data found [ 63.641875][ T8313] chnl_net:caif_netlink_parms(): no params data found [ 63.700596][ T8306] device hsr_slave_0 entered promiscuous mode [ 63.738346][ T8306] device hsr_slave_1 entered promiscuous mode [ 63.798078][ T8306] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.813078][ T8302] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.929641][ T8308] device hsr_slave_0 entered promiscuous mode [ 63.988165][ T8308] device hsr_slave_1 entered promiscuous mode [ 64.047952][ T8308] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.065495][ T8299] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.076415][ T8310] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.083652][ T8310] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.091593][ T8310] device bridge_slave_0 entered promiscuous mode [ 64.099421][ T8302] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 64.129383][ T8302] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 64.184143][ T8310] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.191656][ T8310] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.199763][ T8310] device bridge_slave_1 entered promiscuous mode [ 64.223668][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.232029][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.243240][ T8302] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 64.316087][ T8299] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.334794][ T8313] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.342779][ T8313] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.352665][ T8313] device bridge_slave_0 entered promiscuous mode [ 64.361486][ T8310] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.382627][ T8310] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.403856][ T8313] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.411328][ T8313] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.419257][ T8313] device bridge_slave_1 entered promiscuous mode [ 64.437748][ T8313] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.451110][ T8313] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.460612][ T8306] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.489565][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.501584][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.510178][ T3896] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.517515][ T3896] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.525633][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.534342][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.542747][ T3896] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.549823][ T3896] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.567990][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.576134][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.584803][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.593487][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.604666][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.613164][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.621817][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.630266][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.638553][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.646635][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.654881][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.664660][ T8310] team0: Port device team_slave_0 added [ 64.679750][ T8306] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.730028][ T8306] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.770257][ T8306] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.810306][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.828328][ T8310] team0: Port device team_slave_1 added [ 64.835054][ T8308] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.889886][ T8299] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.897508][ T8308] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 64.942388][ T8308] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.010614][ T8308] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.062783][ T8313] team0: Port device team_slave_0 added [ 65.085427][ T8313] team0: Port device team_slave_1 added [ 65.121713][ T8310] device hsr_slave_0 entered promiscuous mode [ 65.168227][ T8310] device hsr_slave_1 entered promiscuous mode [ 65.237954][ T8310] debugfs: Directory 'hsr0' with parent '/' already present! [ 65.280881][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.291884][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.329681][ T8313] device hsr_slave_0 entered promiscuous mode [ 65.368122][ T8313] device hsr_slave_1 entered promiscuous mode [ 65.417933][ T8313] debugfs: Directory 'hsr0' with parent '/' already present! [ 65.428580][ T8299] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.449228][ T8310] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 65.524742][ T8313] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.561090][ T8310] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.633942][ T8310] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.683547][ T8310] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.741610][ T8313] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.804332][ T8313] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.871284][ T8313] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 65.944924][ T8302] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.996005][ T8302] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.023606][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.037059][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 171.027806][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.034566][ C0] rcu: 0-...!: (10499 ticks this GP) idle=0fa/1/0x4000000000000002 softirq=11584/11584 fqs=0 [ 171.045036][ C0] (t=10501 jiffies g=6405 q=100) [ 171.050047][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g6405 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 171.061124][ C0] rcu: RCU grace-period kthread stack dump: [ 171.066998][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 171.074881][ C0] Call Trace: [ 171.078167][ C0] __schedule+0x9a0/0xcc0 [ 171.082504][ C0] schedule+0x181/0x210 [ 171.086748][ C0] schedule_timeout+0x14f/0x240 [ 171.091583][ C0] ? run_local_timers+0x120/0x120 [ 171.096598][ C0] rcu_gp_kthread+0xed8/0x1770 [ 171.101355][ C0] kthread+0x332/0x350 [ 171.105414][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 171.110508][ C0] ? kthread_blkcg+0xe0/0xe0 [ 171.115084][ C0] ret_from_fork+0x24/0x30 [ 171.119498][ C0] NMI backtrace for cpu 0 [ 171.123817][ C0] CPU: 0 PID: 8319 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 171.132033][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.142069][ C0] Call Trace: [ 171.145338][ C0] [ 171.148174][ C0] dump_stack+0x1fb/0x318 [ 171.152496][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.157332][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.163472][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 171.169522][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 171.175491][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 171.181369][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 171.186472][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 171.191660][ C0] ? trace_hardirqs_off+0x74/0x80 [ 171.196678][ C0] update_process_times+0x12d/0x180 [ 171.201865][ C0] tick_sched_timer+0x263/0x420 [ 171.206701][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 171.212234][ C0] __hrtimer_run_queues+0x403/0x840 [ 171.217432][ C0] hrtimer_interrupt+0x38c/0xda0 [ 171.222372][ C0] ? debug_smp_processor_id+0x9/0x20 [ 171.227647][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 171.233180][ C0] apic_timer_interrupt+0xf/0x20 [ 171.238103][ C0] [ 171.241028][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 171.246733][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 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 eb a3 69 00 48 8b 1b e9 82 ff ff ff e8 de 2c 2e [ 171.266322][ C0] RSP: 0018:ffffc90002607c70 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 171.274718][ C0] RAX: 1ffff110122c9271 RBX: ffff888091649388 RCX: ffff8880a7c48280 [ 171.282679][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000209fb40 [ 171.290636][ C0] RBP: ffffc90002607ca8 R08: dffffc0000000000 R09: fffffbfff1287025 [ 171.298597][ C0] R10: fffffbfff1287025 R11: 0000000000000000 R12: ffff888091649420 [ 171.306554][ C0] R13: dffffc0000000000 R14: 1ffff110122c9284 R15: ffff88809345f428 [ 171.314539][ C0] put_task_stack+0xa3/0x130 [ 171.319117][ C0] finish_task_switch+0x3f1/0x550 [ 171.324132][ C0] __schedule+0x9a8/0xcc0 [ 171.328456][ C0] ? ___preempt_schedule+0x16/0x18 [ 171.333552][ C0] preempt_schedule+0xdb/0x120 [ 171.338303][ C0] ___preempt_schedule+0x16/0x18 [ 171.343232][ C0] ? do_group_exit+0x2a8/0x2b0 [ 171.347982][ C0] _raw_spin_unlock_irq+0x77/0x80 [ 171.352992][ C0] do_group_exit+0x2a8/0x2b0 [ 171.357571][ C0] __do_sys_exit_group+0x17/0x20 [ 171.362492][ C0] __se_sys_exit_group+0x14/0x20 [ 171.367416][ C0] __x64_sys_exit_group+0x3b/0x40 [ 171.372426][ C0] do_syscall_64+0xf7/0x1c0 [ 171.376919][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.382797][ C0] RIP: 0033:0x45a679 [ 171.386686][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 171.406274][ C0] RSP: 002b:00007ffe1f10c808 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 171.414682][ C0] RAX: ffffffffffffffda RBX: 000000000000001e RCX: 000000000045a679 [ 171.422640][ C0] RDX: 0000000000414211 RSI: fffffffffffffff7 RDI: 0000000000000000 [ 171.430600][ C0] RBP: 0000000000000000 R08: ffffffffffffffff R09: 00007ffe1f10c860 [ 171.438558][ C0] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000001 [ 171.446516][ C0] R13: 00007ffe1f10c860 R14: 0000000000000000 R15: 00007ffe1f10c870