[ 42.323183][ T25] audit: type=1800 audit(1575416890.686:26): pid=7957 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.382918][ T25] audit: type=1800 audit(1575416890.686:27): pid=7957 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.428584][ T25] audit: type=1800 audit(1575416890.686:28): pid=7957 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. [ 43.127488][ T25] audit: type=1800 audit(1575416891.506:29): pid=7957 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 '10.128.0.25' (ECDSA) to the list of known hosts. 2019/12/03 23:48:21 fuzzer started 2019/12/03 23:48:23 dialing manager at 10.128.0.26:42111 2019/12/03 23:48:23 syscalls: 2689 2019/12/03 23:48:23 code coverage: enabled 2019/12/03 23:48:23 comparison tracing: enabled 2019/12/03 23:48:23 extra coverage: extra coverage is not supported by the kernel 2019/12/03 23:48:23 setuid sandbox: enabled 2019/12/03 23:48:23 namespace sandbox: enabled 2019/12/03 23:48:23 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 23:48:23 fault injection: enabled 2019/12/03 23:48:23 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 23:48:23 net packet injection: enabled 2019/12/03 23:48:23 net device setup: enabled 2019/12/03 23:48:23 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 23:48:23 devlink PCI setup: PCI device 0000:00:10.0 is not available 23:48:24 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$loop_ctrl(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000080)='TIPCv2\x00') sendmsg$TIPC_NL_MON_PEER_GET(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000600)={0x20, r1, 0x701, 0x0, 0x0, {0x13, 0x0, 0x1a0ffffffff}, [@TIPC_NLA_MON={0xc, 0x9, [@TIPC_NLA_MON_REF={0x8}]}]}, 0x20}}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x0, 0x0) getpid() rt_tgsigqueueinfo(0x0, 0x0, 0x16, 0x0) pwritev(0xffffffffffffffff, 0x0, 0x0, 0x0) bind$bt_sco(0xffffffffffffffff, 0x0, 0x0) 23:48:24 executing program 1: creat(&(0x7f0000000000)='./file0\x00', 0x0) mount$fuse(0x20000000, &(0x7f0000000000)='./file0\x00', 0x0, 0x17cd, 0x0) mount$fuse(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x79fd, 0x0) r0 = open(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) ioctl$FUSE_DEV_IOC_CLONE(r0, 0x6609, 0x0) syzkaller login: [ 55.996515][ T8120] IPVS: ftp: loaded support on port[0] = 21 [ 56.135190][ T8120] chnl_net:caif_netlink_parms(): no params data found [ 56.199857][ T8123] IPVS: ftp: loaded support on port[0] = 21 [ 56.214700][ T8120] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.226452][ T8120] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.234803][ T8120] device bridge_slave_0 entered promiscuous mode 23:48:24 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) fchdir(r0) r1 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0) symlinkat(&(0x7f00000000c0)='./file0\x00', r1, &(0x7f0000000400)='./file0\x00') [ 56.260545][ T8120] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.278644][ T8120] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.286243][ T8120] device bridge_slave_1 entered promiscuous mode [ 56.331834][ T8120] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.380751][ T8120] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.435989][ T8123] chnl_net:caif_netlink_parms(): no params data found [ 56.451792][ T8120] team0: Port device team_slave_0 added [ 56.473614][ T8120] team0: Port device team_slave_1 added 23:48:24 executing program 3: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620a2734fa0095e0612687ecb86a5c8802a9d8aea872943afd874e2f98b579a7086270146d0e0206e73ba8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000380)={[{@init_itable_val={'init_itable'}}, {@resgid={'resgid'}}]}) [ 56.538291][ T8123] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.545378][ T8123] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.553987][ T8127] IPVS: ftp: loaded support on port[0] = 21 [ 56.565822][ T8123] device bridge_slave_0 entered promiscuous mode [ 56.630438][ T8120] device hsr_slave_0 entered promiscuous mode [ 56.658042][ T8120] device hsr_slave_1 entered promiscuous mode [ 56.715660][ T8123] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.729590][ T8123] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.737497][ T8123] device bridge_slave_1 entered promiscuous mode 23:48:25 executing program 4: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$video(&(0x7f0000000100)='/dev/video#\x00', 0x87fff, 0x0) ioctl$VIDIOC_S_FMT(r0, 0xc0285629, &(0x7f0000000000)={0x40000000003, @win={{}, 0x0, 0x0, 0x0, 0x0, 0x0}}) [ 56.766152][ T8129] IPVS: ftp: loaded support on port[0] = 21 [ 56.787541][ T8123] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.805126][ T8123] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.886509][ T8120] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.950828][ T8123] team0: Port device team_slave_0 added [ 56.957428][ T8120] netdevsim netdevsim0 netdevsim1: renamed from eth1 23:48:25 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r2) sendmmsg$inet6(r0, &(0x7f0000005100)=[{{&(0x7f0000000080)={0xa, 0x4e21, 0x0, @mcast1}, 0x1c, 0x0}}, {{&(0x7f0000000400)={0xa, 0x4e24, 0x0, @remote}, 0x1c, 0x0, 0x0, &(0x7f0000001b40)=[@hopopts={{0x18}}], 0x18}}], 0x2, 0x0) [ 57.070455][ T8120] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.127627][ T8123] team0: Port device team_slave_1 added [ 57.140465][ T8131] IPVS: ftp: loaded support on port[0] = 21 [ 57.150904][ T8120] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.256750][ T8127] chnl_net:caif_netlink_parms(): no params data found [ 57.310286][ T8123] device hsr_slave_0 entered promiscuous mode [ 57.358110][ T8123] device hsr_slave_1 entered promiscuous mode [ 57.397898][ T8123] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.436388][ T8133] IPVS: ftp: loaded support on port[0] = 21 [ 57.467360][ T8127] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.475298][ T8127] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.484620][ T8127] device bridge_slave_0 entered promiscuous mode [ 57.494439][ T8127] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.501558][ T8127] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.509209][ T8127] device bridge_slave_1 entered promiscuous mode [ 57.566622][ T8129] chnl_net:caif_netlink_parms(): no params data found [ 57.583404][ T8127] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.595458][ T8127] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.638800][ T8123] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.698620][ T8123] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.760600][ T8129] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.768040][ T8129] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.775597][ T8129] device bridge_slave_0 entered promiscuous mode [ 57.783969][ T8129] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.791478][ T8129] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.799816][ T8129] device bridge_slave_1 entered promiscuous mode [ 57.815561][ T8127] team0: Port device team_slave_0 added [ 57.823006][ T8127] team0: Port device team_slave_1 added [ 57.829506][ T8123] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.871558][ T8123] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.983773][ T8131] chnl_net:caif_netlink_parms(): no params data found [ 58.034736][ T8129] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.080750][ T8127] device hsr_slave_0 entered promiscuous mode [ 58.128169][ T8127] device hsr_slave_1 entered promiscuous mode [ 58.168168][ T8127] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.188763][ T8131] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.195843][ T8131] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.203868][ T8131] device bridge_slave_0 entered promiscuous mode [ 58.214037][ T8131] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.222659][ T8131] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.230812][ T8131] device bridge_slave_1 entered promiscuous mode [ 58.239431][ T8129] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.264098][ T8133] chnl_net:caif_netlink_parms(): no params data found [ 58.287331][ T8131] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.313467][ T8129] team0: Port device team_slave_0 added [ 58.323415][ T8131] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.347424][ T8120] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.355989][ T8129] team0: Port device team_slave_1 added [ 58.370103][ T8127] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.423958][ T8127] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.508685][ T8131] team0: Port device team_slave_0 added [ 58.516756][ T8127] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.573508][ T8120] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.621666][ T8129] device hsr_slave_0 entered promiscuous mode [ 58.678458][ T8129] device hsr_slave_1 entered promiscuous mode [ 58.718090][ T8129] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.725717][ T8133] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.732941][ T8133] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.743701][ T8133] device bridge_slave_0 entered promiscuous mode [ 58.751820][ T8131] team0: Port device team_slave_1 added [ 58.757577][ T8133] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.764773][ T8133] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.772436][ T8133] device bridge_slave_1 entered promiscuous mode [ 58.781665][ T8127] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.853568][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.861899][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.900827][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.910057][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.918983][ T3090] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.926124][ T3090] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.934644][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.943982][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.952338][ T3090] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.959408][ T3090] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.966836][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.976214][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.001708][ T8133] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.016011][ T8133] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.036367][ T8120] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.047464][ T8120] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.099505][ T8131] device hsr_slave_0 entered promiscuous mode [ 59.148310][ T8131] device hsr_slave_1 entered promiscuous mode [ 59.190585][ T8131] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.198655][ T8129] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.253772][ T8123] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.266934][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.276284][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.285046][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.293899][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.302480][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.310992][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.319458][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.328361][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.336574][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.345068][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.352756][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.365316][ T8129] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.424369][ T8129] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.479861][ T8129] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.533931][ T8133] team0: Port device team_slave_0 added [ 59.543644][ T8133] team0: Port device team_slave_1 added [ 59.557266][ T8123] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.580622][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.588855][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.601680][ T8120] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.632661][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.651642][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.659217][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.668547][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.676822][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.683966][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.692601][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.701464][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.709921][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.716968][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.724576][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.736742][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.790560][ T8133] device hsr_slave_0 entered promiscuous mode [ 164.787699][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.794513][ C1] rcu: 1-...!: (1 GPs behind) idle=e02/1/0x4000000000000002 softirq=10452/10453 fqs=44 [ 164.804462][ C1] (t=10500 jiffies g=6141 q=113) [ 164.809501][ C1] rcu: rcu_preempt kthread starved for 10410 jiffies! g6141 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.820598][ C1] rcu: RCU grace-period kthread stack dump: [ 164.826486][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.834567][ C1] Call Trace: [ 164.837868][ C1] __schedule+0x9a0/0xcc0 [ 164.842200][ C1] schedule+0x181/0x210 [ 164.847134][ C1] schedule_timeout+0x14f/0x240 [ 164.852005][ C1] ? run_local_timers+0x120/0x120 [ 164.857038][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.861802][ C1] kthread+0x332/0x350 [ 164.866987][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.872088][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.876679][ C1] ret_from_fork+0x24/0x30 [ 164.881099][ C1] NMI backtrace for cpu 1 [ 164.885416][ C1] CPU: 1 PID: 8143 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.893735][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.904155][ C1] Call Trace: [ 164.907442][ C1] [ 164.910317][ C1] dump_stack+0x1fb/0x318 [ 164.914643][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.919502][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.925689][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.931757][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.937735][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.943720][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.948939][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.954139][ C1] ? trace_hardirqs_off+0x74/0x80 [ 164.959160][ C1] update_process_times+0x12d/0x180 [ 164.964810][ C1] tick_sched_timer+0x263/0x420 [ 164.969674][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.976010][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.981399][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.986345][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.991617][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.997151][ C1] apic_timer_interrupt+0xf/0x20 [ 165.002070][ C1] [ 165.004999][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x31/0x50 [ 165.011138][ C1] Code: 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 <48> 8d 7e 01 8b 89 84 13 00 00 48 39 cf 73 08 48 89 44 f2 08 48 89 [ 165.031390][ C1] RSP: 0018:ffffc900024a77f8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.039795][ C1] RAX: ffffffff81486ea4 RBX: ffffea0002953fc0 RCX: ffff888092bb4040 [ 165.047775][ C1] RDX: ffffc90002129000 RSI: 000000000003ffff RDI: 0000000000040000 [ 165.055735][ C1] RBP: ffffc900024a7838 R08: 000000000003a768 R09: ffffed1013710347 [ 165.064343][ C1] R10: ffffed1013710347 R11: 0000000000000000 R12: ffff88806c20f920 [ 165.072400][ C1] R13: dffffc0000000000 R14: 1ffff1100d841f24 R15: ffff88809b881a28 [ 165.081870][ C1] ? free_thread_stack+0x124/0x590 [ 165.086976][ C1] ? free_thread_stack+0x124/0x590 [ 165.092077][ C1] put_task_stack+0xa3/0x130 [ 165.096654][ C1] finish_task_switch+0x3f1/0x550 [ 165.101675][ C1] __schedule+0x9a8/0xcc0 [ 165.106090][ C1] ? ___preempt_schedule+0x16/0x18 [ 165.111188][ C1] preempt_schedule+0xdb/0x120 [ 165.116527][ C1] ___preempt_schedule+0x16/0x18 [ 165.121476][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 165.127097][ C1] __debug_object_init+0x878/0x19a0 [ 165.132305][ C1] debug_object_init+0x14/0x20 [ 165.137055][ C1] hrtimer_init+0x37/0x210 [ 165.141473][ C1] cpu_clock_event_init+0x12d/0x2d0 [ 165.146659][ C1] ? rcu_lock_release+0xd/0x30 [ 165.151415][ C1] perf_try_init_event+0x14e/0x3c0 [ 165.156516][ C1] perf_event_alloc+0x10b0/0x27b0 [ 165.161542][ C1] __se_sys_perf_event_open+0x6e3/0x41c0 [ 165.167171][ C1] ? __might_fault+0x81/0x160 [ 165.171841][ C1] ? check_preemption_disabled+0xb4/0x260 [ 165.177560][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 165.183454][ C1] __x64_sys_perf_event_open+0xbf/0xd0 [ 165.188901][ C1] do_syscall_64+0xf7/0x1c0 [ 165.193391][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.199270][ C1] RIP: 0033:0x45a679 [ 165.203152][ C1] 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 [ 165.222757][ C1] RSP: 002b:00007fdda8413c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 165.231353][ C1] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a679 [ 165.239311][ C1] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 000000002001d000 [ 165.247536][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 165.255492][ C1] R10: ffffffffffffffff R11: 0000000000000246 R12: 00007fdda84146d4 [ 165.263557][ C1] R13: 00000000004c84be R14: 00000000004df8d8 R15: 00000000ffffffff