[ 41.508278][ T25] audit: type=1800 audit(1575345711.652:26): pid=7979 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.549449][ T25] audit: type=1800 audit(1575345711.652:27): pid=7979 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.592080][ T25] audit: type=1800 audit(1575345711.652:28): pid=7979 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. [ 42.079494][ T25] audit: type=1800 audit(1575345712.252:29): pid=7979 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 '10.128.0.174' (ECDSA) to the list of known hosts. 2019/12/03 04:02:01 fuzzer started 2019/12/03 04:02:02 dialing manager at 10.128.0.26:38907 2019/12/03 04:02:02 syscalls: 2697 2019/12/03 04:02:02 code coverage: enabled 2019/12/03 04:02:02 comparison tracing: enabled 2019/12/03 04:02:02 extra coverage: extra coverage is not supported by the kernel 2019/12/03 04:02:02 setuid sandbox: enabled 2019/12/03 04:02:02 namespace sandbox: enabled 2019/12/03 04:02:02 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 04:02:02 fault injection: enabled 2019/12/03 04:02:02 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 04:02:02 net packet injection: enabled 2019/12/03 04:02:02 net device setup: enabled 2019/12/03 04:02:02 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 04:02:02 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:02:03 executing program 0: 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x800000000000002, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x2404c8c1, &(0x7f0000000180)={0xa, 0x400000000004e24, 0x0, @mcast2}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0x3c, &(0x7f0000005140)={0x1}, 0x8) sendto$inet6(r0, &(0x7f00000003c0)="f8", 0xffb3, 0x4000000, 0x0, 0x0) 04:02:03 executing program 1: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 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, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x2, 0x0) close(r0) socket$inet_smc(0x2b, 0x1, 0x0) sendmmsg$inet_sctp(r0, &(0x7f0000000000), 0x492492492492616, 0x0) syzkaller login: [ 53.822313][ T8142] IPVS: ftp: loaded support on port[0] = 21 04:02:04 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00000001c0)={0x0, 0x84}, 0xb) shutdown(r0, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000140)={0x0, 0x10, &(0x7f0000000080)=[@in={0x2, 0x0, @remote}]}, &(0x7f0000000180)=0x10) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) close(r2) socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r1}, &(0x7f0000000180)=0xb0) [ 53.985170][ T8142] chnl_net:caif_netlink_parms(): no params data found [ 54.058107][ T8145] IPVS: ftp: loaded support on port[0] = 21 [ 54.065876][ T8142] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.089246][ T8142] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.109240][ T8142] device bridge_slave_0 entered promiscuous mode [ 54.138572][ T8142] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.145654][ T8142] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.170053][ T8142] device bridge_slave_1 entered promiscuous mode 04:02:04 executing program 3: socketpair$unix(0x1, 0x2000000000005, 0x0, &(0x7f0000616ff8)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r1, &(0x7f0000000100)=@abs={0x1, 0x0, 0x4e22}, 0x6e) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r2, &(0x7f0000000080)=@abs={0x1, 0x0, 0x4e23}, 0x6e) r3 = dup3(r1, r0, 0x0) connect$unix(r3, &(0x7f0000000200)=@abs={0x1, 0x0, 0x4e22}, 0x6e) [ 54.227220][ T8147] IPVS: ftp: loaded support on port[0] = 21 [ 54.244428][ T8142] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.292460][ T8142] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.421931][ T8142] team0: Port device team_slave_0 added [ 54.428091][ T8145] chnl_net:caif_netlink_parms(): no params data found [ 54.450523][ T8142] team0: Port device team_slave_1 added 04:02:04 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000000140)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCGNAME(r0, 0x80404506, &(0x7f00000001c0)=""/74) [ 54.506012][ T8150] IPVS: ftp: loaded support on port[0] = 21 [ 54.592812][ T8142] device hsr_slave_0 entered promiscuous mode [ 54.650254][ T8142] device hsr_slave_1 entered promiscuous mode 04:02:04 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x69, 0x10, 0x75}, [@ldst={0x4}]}, &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1c4, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) [ 54.713489][ T8145] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.721496][ T8145] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.732690][ T8145] device bridge_slave_0 entered promiscuous mode [ 54.750339][ T8145] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.757504][ T8145] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.764808][ T8153] IPVS: ftp: loaded support on port[0] = 21 [ 54.778934][ T8145] device bridge_slave_1 entered promiscuous mode [ 54.828358][ T8147] chnl_net:caif_netlink_parms(): no params data found [ 54.865076][ T8145] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.890896][ T8145] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.901997][ T8142] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.963269][ T8142] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.022194][ T8142] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.080101][ T8142] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.137662][ T8155] IPVS: ftp: loaded support on port[0] = 21 [ 55.163723][ T8145] team0: Port device team_slave_0 added [ 55.183335][ T8147] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.190890][ T8147] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.199137][ T8147] device bridge_slave_0 entered promiscuous mode [ 55.208094][ T8147] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.215582][ T8147] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.223377][ T8147] device bridge_slave_1 entered promiscuous mode [ 55.232715][ T8145] team0: Port device team_slave_1 added [ 55.270180][ T8147] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.350143][ T8145] device hsr_slave_0 entered promiscuous mode [ 55.388631][ T8145] device hsr_slave_1 entered promiscuous mode [ 55.458526][ T8145] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.469169][ T8147] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.482130][ T8153] chnl_net:caif_netlink_parms(): no params data found [ 55.548091][ T8147] team0: Port device team_slave_0 added [ 55.582761][ T8150] chnl_net:caif_netlink_parms(): no params data found [ 55.599438][ T8147] team0: Port device team_slave_1 added [ 55.617261][ T8145] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.670876][ T8153] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.678417][ T8153] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.686059][ T8153] device bridge_slave_0 entered promiscuous mode [ 55.696485][ T8153] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.703647][ T8153] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.711901][ T8153] device bridge_slave_1 entered promiscuous mode [ 55.737446][ T8153] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.753356][ T8153] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.763923][ T8145] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.802226][ T8145] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.854399][ T8145] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.921020][ T8150] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.931704][ T8150] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.940072][ T8150] device bridge_slave_0 entered promiscuous mode [ 55.961201][ T8147] device hsr_slave_0 entered promiscuous mode [ 56.018668][ T8147] device hsr_slave_1 entered promiscuous mode [ 56.078455][ T8147] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.103477][ T8150] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.110933][ T8150] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.119384][ T8150] device bridge_slave_1 entered promiscuous mode [ 56.137530][ T8153] team0: Port device team_slave_0 added [ 56.158096][ T8142] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.166715][ T8153] team0: Port device team_slave_1 added [ 56.192716][ T8150] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.207626][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.216526][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.228898][ T8147] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.281550][ T8142] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.291523][ T8150] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.312991][ T8147] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.405504][ T8150] team0: Port device team_slave_0 added [ 56.413640][ T8147] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.460490][ T8147] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.540329][ T8153] device hsr_slave_0 entered promiscuous mode [ 56.578773][ T8153] device hsr_slave_1 entered promiscuous mode [ 56.618392][ T8153] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.636066][ T8150] team0: Port device team_slave_1 added [ 56.645667][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.655079][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.663768][ T3191] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.671241][ T3191] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.702961][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.711486][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.720958][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.730587][ T3191] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.737633][ T3191] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.746188][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.780001][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.789901][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.799010][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.811927][ T8155] chnl_net:caif_netlink_parms(): no params data found [ 56.850980][ T8150] device hsr_slave_0 entered promiscuous mode [ 56.888838][ T8150] device hsr_slave_1 entered promiscuous mode [ 56.948607][ T8150] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.966769][ T8142] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.977807][ T8142] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.990776][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.999374][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.008012][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.016885][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.026179][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.036822][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.045287][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.056907][ T3819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.116989][ T8147] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.153777][ T8145] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.162964][ T8153] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 57.200827][ T8153] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 57.240498][ T8150] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.291348][ T8155] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.299210][ T8155] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.306813][ T8155] device bridge_slave_0 entered promiscuous mode [ 57.315986][ T8155] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.323327][ T8155] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.331307][ T8155] device bridge_slave_1 entered promiscuous mode [ 57.344506][ T8145] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.357006][ T8142] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.365030][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.373446][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.381816][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.389372][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.396889][ T8153] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 57.442533][ T8150] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.507183][ T8147] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.528611][ T8153] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 57.568895][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.576617][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.585684][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.594510][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.603426][ T3191] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.610763][ T3191] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.619251][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.627916][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.636693][ T3191] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.643806][ T3191] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.652185][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.661219][ T8150] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.725352][ T8150] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 57.797605][ T8155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.816675][ T8155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.835773][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.843910][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.852732][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.861638][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.868753][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.877522][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.886886][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.895686][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.902792][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.047534][ C1] hrtimer: interrupt took 52823 ns [ 162.908201][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.914963][ C0] rcu: 0-...!: (10499 ticks this GP) idle=902/1/0x4000000000000002 softirq=10221/10221 fqs=8 [ 162.925431][ C0] (t=10500 jiffies g=6053 q=60) [ 162.930356][ C0] rcu: rcu_preempt kthread starved for 10482 jiffies! g6053 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 162.941435][ C0] rcu: RCU grace-period kthread stack dump: [ 162.947307][ C0] rcu_preempt R running task 28992 10 2 0x80004000 [ 162.955189][ C0] Call Trace: [ 162.958478][ C0] __schedule+0x9a0/0xcc0 [ 162.962801][ C0] schedule+0x181/0x210 [ 162.966948][ C0] schedule_timeout+0x14f/0x240 [ 162.971785][ C0] ? run_local_timers+0x120/0x120 [ 162.976802][ C0] rcu_gp_kthread+0xed8/0x1770 [ 162.981560][ C0] kthread+0x332/0x350 [ 162.985610][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 162.990793][ C0] ? kthread_blkcg+0xe0/0xe0 [ 162.995456][ C0] ret_from_fork+0x24/0x30 [ 162.999874][ C0] NMI backtrace for cpu 0 [ 163.004274][ C0] CPU: 0 PID: 648 Comm: kworker/u4:7 Not tainted 5.4.0-syzkaller #0 [ 163.012239][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.022310][ C0] Workqueue: 0x0 (gid-cache-wq) [ 163.027230][ C0] Call Trace: [ 163.030498][ C0] [ 163.033335][ C0] dump_stack+0x1fb/0x318 [ 163.037655][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 163.042524][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 163.048675][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 163.054766][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 163.060927][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 163.066811][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 163.071918][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 163.077104][ C0] ? trace_hardirqs_off+0x74/0x80 [ 163.082126][ C0] update_process_times+0x12d/0x180 [ 163.087309][ C0] tick_sched_timer+0x263/0x420 [ 163.092146][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.097765][ C0] __hrtimer_run_queues+0x403/0x840 [ 163.102962][ C0] hrtimer_interrupt+0x38c/0xda0 [ 163.107902][ C0] ? debug_smp_processor_id+0x9/0x20 [ 163.113176][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 163.118714][ C0] apic_timer_interrupt+0xf/0x20 [ 163.123631][ C0] [ 163.126558][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 163.133218][ C0] 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 34 e7 cc 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 [ 163.152810][ C0] RSP: 0018:ffffc900032e7c28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 163.161204][ C0] RAX: 1ffff11014496ae1 RBX: ffffea00024f2540 RCX: ffff8880a8234140 [ 163.169162][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00024f2540 [ 163.177124][ C0] RBP: ffffc900032e7c68 R08: 000000000003a768 R09: ffffed10119b629f [ 163.185090][ C0] R10: ffffed10119b629f R11: 0000000000000000 R12: ffff8880a24b57a0 [ 163.193049][ C0] R13: dffffc0000000000 R14: 1ffff11014496af4 R15: ffff88808cdb14e8 [ 163.201154][ C0] ? free_thread_stack+0x124/0x590 [ 163.206270][ C0] put_task_stack+0xa3/0x130 [ 163.210882][ C0] finish_task_switch+0x3f1/0x550 [ 163.216853][ C0] __schedule+0x9a8/0xcc0 [ 163.221177][ C0] schedule+0x181/0x210 [ 163.225319][ C0] worker_thread+0x10d6/0x1630 [ 163.230115][ C0] kthread+0x332/0x350 [ 163.234180][ C0] ? rcu_lock_release+0x30/0x30 [ 163.239106][ C0] ? kthread_blkcg+0xe0/0xe0 [ 163.243682][ C0] ret_from_fork+0x24/0x30