[ 41.271283][ T25] audit: type=1800 audit(1575367238.622:26): pid=7993 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.291830][ T25] audit: type=1800 audit(1575367238.622:27): pid=7993 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.324520][ T25] audit: type=1800 audit(1575367238.622:28): pid=7993 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. [ 41.964898][ T25] audit: type=1800 audit(1575367239.332:29): pid=7993 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 '10.128.10.36' (ECDSA) to the list of known hosts. 2019/12/03 10:00:49 fuzzer started 2019/12/03 10:00:50 dialing manager at 10.128.0.26:38907 2019/12/03 10:00:50 syscalls: 2697 2019/12/03 10:00:50 code coverage: enabled 2019/12/03 10:00:50 comparison tracing: enabled 2019/12/03 10:00:50 extra coverage: extra coverage is not supported by the kernel 2019/12/03 10:00:50 setuid sandbox: enabled 2019/12/03 10:00:50 namespace sandbox: enabled 2019/12/03 10:00:50 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 10:00:50 fault injection: enabled 2019/12/03 10:00:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 10:00:50 net packet injection: enabled 2019/12/03 10:00:50 net device setup: enabled 2019/12/03 10:00:50 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 10:00:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:00:51 executing program 0: r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setreuid(0x0, r1) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x3, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0xffffff87, 0xa}}, &(0x7f0000003ff6)='OPL\x00', 0x0, 0x2, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) 10:00:51 executing program 1: r0 = timerfd_create(0x0, 0x0) read(r0, 0x0, 0x0) syzkaller login: [ 54.506352][ T8163] IPVS: ftp: loaded support on port[0] = 21 [ 54.623720][ T8163] chnl_net:caif_netlink_parms(): no params data found [ 54.663669][ T8163] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.673353][ T8163] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.681887][ T8163] device bridge_slave_0 entered promiscuous mode [ 54.691717][ T8163] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.699367][ T8163] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.708406][ T8163] device bridge_slave_1 entered promiscuous mode [ 54.731915][ T8163] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.744495][ T8163] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.761037][ T8166] IPVS: ftp: loaded support on port[0] = 21 [ 54.775019][ T8163] team0: Port device team_slave_0 added 10:00:52 executing program 2: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = dup(r0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8b1a, &(0x7f0000000100)='wlan0\x00\xfc\xd7%BQ\xfc\xddo\x85\x1e\x0e*\xcb\xa8\xa3\xbe\xaerbZ3$\xec\xa0\xc8\xf0^\x7ft\xc1Le\x8b\x87f\r\x98+90?4 {\x9d\xcb\x18S\xba\x88UW\x1f\xf8\x00\x10\xca\x00\x00\x00\x00') [ 54.782537][ T8163] team0: Port device team_slave_1 added [ 54.849375][ T8163] device hsr_slave_0 entered promiscuous mode [ 54.905786][ T8163] device hsr_slave_1 entered promiscuous mode 10:00:52 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$inet(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000040)}], 0x1}, 0x0) move_pages(0x0, 0x5a9, &(0x7f00000001c0)=[&(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ff2000/0xe000)=nil, &(0x7f0000ff9000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff5000/0x2000)=nil], 0x0, &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0) [ 54.988522][ T8168] IPVS: ftp: loaded support on port[0] = 21 [ 55.021448][ T8163] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.089128][ T8163] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.149432][ T8163] netdevsim netdevsim0 netdevsim2: renamed from eth2 10:00:52 executing program 4: move_pages(0x0, 0x2, &(0x7f0000000000)=[&(0x7f0000000000/0x2000)=nil, &(0x7f0000002000/0x2000)=nil], &(0x7f0000000040)=[0x1, 0x1], 0x0, 0x0) [ 55.218504][ T8163] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.323250][ T8170] IPVS: ftp: loaded support on port[0] = 21 [ 55.389379][ T8166] chnl_net:caif_netlink_parms(): no params data found [ 55.425905][ T8163] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.433083][ T8163] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.440956][ T8163] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.442378][ T8172] IPVS: ftp: loaded support on port[0] = 21 [ 55.448073][ T8163] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.557514][ T8166] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.564620][ T8166] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.573187][ T8166] device bridge_slave_0 entered promiscuous mode [ 55.581994][ T8166] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.589494][ T8166] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.597927][ T8166] device bridge_slave_1 entered promiscuous mode 10:00:53 executing program 5: perf_event_open(&(0x7f000001d000)={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) r0 = inotify_init() inotify_add_watch(r0, &(0x7f0000000080)='.\x00', 0xfe) r1 = inotify_init() r2 = inotify_add_watch(r1, &(0x7f0000000000)='.\x00', 0x80000000) inotify_rm_watch(r0, r2) [ 55.618861][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.628999][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.693283][ T8166] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.738537][ T8166] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.770779][ T8166] team0: Port device team_slave_0 added [ 55.776808][ T8168] chnl_net:caif_netlink_parms(): no params data found [ 55.788915][ T8166] team0: Port device team_slave_1 added [ 55.812156][ T8178] IPVS: ftp: loaded support on port[0] = 21 [ 55.851728][ T8163] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.907650][ T8168] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.914897][ T8168] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.922962][ T8168] device bridge_slave_0 entered promiscuous mode [ 55.931484][ T8168] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.938762][ T8168] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.946971][ T8168] device bridge_slave_1 entered promiscuous mode [ 56.017517][ T8166] device hsr_slave_0 entered promiscuous mode [ 56.055860][ T8166] device hsr_slave_1 entered promiscuous mode [ 56.125692][ T8166] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.145143][ T8170] chnl_net:caif_netlink_parms(): no params data found [ 56.155288][ T8172] chnl_net:caif_netlink_parms(): no params data found [ 56.180848][ T8168] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.212197][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.220498][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.242503][ T8168] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.259496][ T8163] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.280659][ T8170] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.287905][ T8170] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.296904][ T8170] device bridge_slave_0 entered promiscuous mode [ 56.304546][ T8170] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.312045][ T8170] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.320016][ T8170] device bridge_slave_1 entered promiscuous mode [ 56.342456][ T8172] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.350112][ T8172] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.358222][ T8172] device bridge_slave_0 entered promiscuous mode [ 56.369365][ T8172] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.376538][ T8172] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.384108][ T8172] device bridge_slave_1 entered promiscuous mode [ 56.408806][ T8168] team0: Port device team_slave_0 added [ 56.416427][ T8170] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.431184][ T8170] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.441630][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.451127][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.459974][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.467063][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.486919][ T8166] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.541305][ T8166] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.587663][ T8166] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.639232][ T8166] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.678318][ T8168] team0: Port device team_slave_1 added [ 56.713850][ T8181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.723800][ T8181] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.732385][ T8181] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.739450][ T8181] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.749539][ T8172] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.760753][ T8172] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.782450][ T2855] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.808394][ T8170] team0: Port device team_slave_0 added [ 56.827528][ T8170] team0: Port device team_slave_1 added [ 56.849115][ T8172] team0: Port device team_slave_0 added [ 56.907672][ T8168] device hsr_slave_0 entered promiscuous mode [ 56.955750][ T8168] device hsr_slave_1 entered promiscuous mode [ 57.005642][ T8168] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.013344][ T8178] chnl_net:caif_netlink_parms(): no params data found [ 57.030784][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.040010][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.048800][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.057677][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.067244][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.075797][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.091046][ T8172] team0: Port device team_slave_1 added [ 57.149942][ T8172] device hsr_slave_0 entered promiscuous mode [ 57.195848][ T8172] device hsr_slave_1 entered promiscuous mode [ 57.235549][ T8172] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.308167][ T8170] device hsr_slave_0 entered promiscuous mode [ 57.335890][ T8170] device hsr_slave_1 entered promiscuous mode [ 57.405651][ T8170] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.444599][ T8175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.453420][ T8175] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.511447][ T8172] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 57.547916][ T8178] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.555063][ T8178] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.564757][ T8178] device bridge_slave_0 entered promiscuous mode [ 57.574394][ T8170] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.618649][ T8175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.627064][ T8175] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.636526][ T8170] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.699916][ T8168] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.758594][ T8172] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 57.817423][ T8178] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.824541][ T8178] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.832404][ T8178] device bridge_slave_1 entered promiscuous mode [ 57.844263][ T8170] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.897397][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.906804][ T8168] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.949127][ T8172] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 57.997038][ T8172] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.073380][ T8170] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.126573][ T8168] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.191524][ T8168] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.242999][ T8178] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.252773][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.260464][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.273170][ T8163] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.285375][ T8166] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.297027][ T8178] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.320237][ T8166] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.342292][ T8178] team0: Port device team_slave_0 added [ 58.358258][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.367216][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.383187][ T8178] team0: Port device team_slave_1 added [ 58.406534][ T2855] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.425233][ T2855] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 163.445408][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 163.452418][ C0] (detected by 0, t=10502 jiffies, g=6093, q=46) [ 163.458828][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953489-4294942986), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 163.472172][ C0] rcu_preempt R running task 29032 10 2 0x80004008 [ 163.480080][ C0] Call Trace: [ 163.483353][ C0] [ 163.486203][ C0] sched_show_task+0x40f/0x560 [ 163.490964][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 163.496242][ C0] update_process_times+0x12d/0x180 [ 163.501427][ C0] tick_sched_timer+0x263/0x420 [ 163.506265][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.511797][ C0] __hrtimer_run_queues+0x403/0x840 [ 163.516995][ C0] hrtimer_interrupt+0x38c/0xda0 [ 163.521933][ C0] ? debug_smp_processor_id+0x9/0x20 [ 163.527213][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 163.532746][ C0] apic_timer_interrupt+0xf/0x20 [ 163.537663][ C0] [ 163.540739][ C0] RIP: 0010:free_thread_stack+0x15e/0x590 [ 163.546576][ C0] Code: 08 4c 89 e7 e8 43 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 25 a4 69 00 48 8b 3b fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 [ 163.566200][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 163.574608][ C0] RAX: 1ffff11011e205c1 RBX: ffff88808f102e08 RCX: 0000000000000000 [ 163.582576][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00029c5d40 [ 163.590534][ C0] RBP: ffffc90000d0fc80 R08: 000000000003a768 R09: ffffed1014fe56af [ 163.598495][ C0] R10: ffffed1014fe56af R11: 0000000000000000 R12: ffff88808f102ea0 [ 163.606469][ C0] R13: dffffc0000000000 R14: 1ffff11011e205d4 R15: ffff8880a7f2b568 [ 163.614469][ C0] ? free_thread_stack+0x12e/0x590 [ 163.619575][ C0] put_task_stack+0xa3/0x130 [ 163.624588][ C0] finish_task_switch+0x3f1/0x550 [ 163.629609][ C0] __schedule+0x9a8/0xcc0 [ 163.633936][ C0] schedule+0x181/0x210 [ 163.638115][ C0] schedule_timeout+0x14f/0x240 [ 163.642954][ C0] ? run_local_timers+0x120/0x120 [ 163.647971][ C0] rcu_gp_kthread+0xed8/0x1770 [ 163.652730][ C0] kthread+0x332/0x350 [ 163.656786][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 163.661885][ C0] ? kthread_blkcg+0xe0/0xe0 [ 163.666463][ C0] ret_from_fork+0x24/0x30 [ 163.670883][ C0] rcu: rcu_preempt kthread starved for 10524 jiffies! g6093 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 163.681966][ C0] rcu: RCU grace-period kthread stack dump: [ 163.687859][ C0] rcu_preempt R running task 29032 10 2 0x80004008 [ 163.695756][ C0] Call Trace: [ 163.699026][ C0] [ 163.701902][ C0] sched_show_task+0x40f/0x560 [ 163.706659][ C0] rcu_check_gp_kthread_starvation+0x170/0x1b0 [ 163.712811][ C0] rcu_sched_clock_irq+0x17d3/0x1ad0 [ 163.718100][ C0] update_process_times+0x12d/0x180 [ 163.723289][ C0] tick_sched_timer+0x263/0x420 [ 163.728127][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.733767][ C0] __hrtimer_run_queues+0x403/0x840 [ 163.738989][ C0] hrtimer_interrupt+0x38c/0xda0 [ 163.743932][ C0] ? debug_smp_processor_id+0x9/0x20 [ 163.749211][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 163.754745][ C0] apic_timer_interrupt+0xf/0x20 [ 163.759667][ C0] [ 163.762735][ C0] RIP: 0010:free_thread_stack+0x15e/0x590 [ 163.768455][ C0] Code: 08 4c 89 e7 e8 43 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 25 a4 69 00 48 8b 3b fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 [ 163.788089][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 163.796490][ C0] RAX: 1ffff11011e205c1 RBX: ffff88808f102e08 RCX: 0000000000000000 [ 163.804449][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00029c5d40 [ 163.812411][ C0] RBP: ffffc90000d0fc80 R08: 000000000003a768 R09: ffffed1014fe56af [ 163.820372][ C0] R10: ffffed1014fe56af R11: 0000000000000000 R12: ffff88808f102ea0 [ 163.828354][ C0] R13: dffffc0000000000 R14: 1ffff11011e205d4 R15: ffff8880a7f2b568 [ 163.836358][ C0] ? free_thread_stack+0x12e/0x590 [ 163.841473][ C0] put_task_stack+0xa3/0x130 [ 163.846060][ C0] finish_task_switch+0x3f1/0x550 [ 163.851094][ C0] __schedule+0x9a8/0xcc0 [ 163.855422][ C0] schedule+0x181/0x210 [ 163.859566][ C0] schedule_timeout+0x14f/0x240 [ 163.864404][ C0] ? run_local_timers+0x120/0x120 [ 163.869422][ C0] rcu_gp_kthread+0xed8/0x1770 [ 163.874186][ C0] kthread+0x332/0x350 [ 163.878242][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 163.883339][ C0] ? kthread_blkcg+0xe0/0xe0 [ 163.887917][ C0] ret_from_fork+0x24/0x30