[ 42.730818][ T24] audit: type=1800 audit(1575394746.596:25): pid=8048 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.750865][ T24] audit: type=1800 audit(1575394746.596:26): pid=8048 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.798343][ T24] audit: type=1800 audit(1575394746.596:27): pid=8048 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.819680][ T24] audit: type=1800 audit(1575394746.596:28): pid=8048 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.153' (ECDSA) to the list of known hosts. 2019/12/03 17:39:14 fuzzer started 2019/12/03 17:39:16 dialing manager at 10.128.0.26:42111 2019/12/03 17:39:16 syscalls: 2689 2019/12/03 17:39:16 code coverage: enabled 2019/12/03 17:39:16 comparison tracing: enabled 2019/12/03 17:39:16 extra coverage: extra coverage is not supported by the kernel 2019/12/03 17:39:16 setuid sandbox: enabled 2019/12/03 17:39:16 namespace sandbox: enabled 2019/12/03 17:39:16 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 17:39:16 fault injection: enabled 2019/12/03 17:39:16 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 17:39:16 net packet injection: enabled 2019/12/03 17:39:16 net device setup: enabled 2019/12/03 17:39:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 17:39:16 devlink PCI setup: PCI device 0000:00:10.0 is not available 17:39:17 executing program 0: r0 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_buf(r0, 0x0, 0x50, 0x0, &(0x7f0000000600)) 17:39:17 executing program 1: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_DEV_CREATE(r0, 0x5501) ioctl$UI_DEV_SETUP(r0, 0x405c5504, 0x0) syzkaller login: [ 53.807316][ T8212] IPVS: ftp: loaded support on port[0] = 21 [ 53.962695][ T8212] chnl_net:caif_netlink_parms(): no params data found [ 53.999599][ T8215] IPVS: ftp: loaded support on port[0] = 21 [ 54.039605][ T8212] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.060359][ T8212] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.068038][ T8212] device bridge_slave_0 entered promiscuous mode 17:39:17 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_CLOCK(r1, 0x4030ae7b, &(0x7f0000000000)) [ 54.093143][ T8212] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.103376][ T8212] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.111323][ T8212] device bridge_slave_1 entered promiscuous mode [ 54.213541][ T8212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.247711][ T8212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.277546][ T8215] chnl_net:caif_netlink_parms(): no params data found [ 54.316014][ T8212] team0: Port device team_slave_0 added 17:39:18 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00000000c0)=[{&(0x7f0000000180)="77690addcfbe1fbb66ec", 0xff3b}], 0x1, 0x1) close(r1) r2 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r2, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r2, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) setsockopt$inet_mreqsrc(r2, 0x11a, 0x2, &(0x7f0000000140)={@rand_addr=0x3033300, @multicast2, @loopback}, 0x28) splice(r0, 0x0, r1, 0x0, 0x100000002, 0x0) [ 54.336915][ T8212] team0: Port device team_slave_1 added [ 54.433904][ T8212] device hsr_slave_0 entered promiscuous mode [ 54.490510][ T8212] device hsr_slave_1 entered promiscuous mode 17:39:18 executing program 4: mknod(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) perf_event_open(&(0x7f000000a000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext, 0x8000000200036158, 0x800007f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) [ 54.555911][ T8218] IPVS: ftp: loaded support on port[0] = 21 [ 54.591667][ T8220] IPVS: ftp: loaded support on port[0] = 21 [ 54.598309][ T8215] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.610460][ T8215] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.618431][ T8215] device bridge_slave_0 entered promiscuous mode [ 54.654731][ T8215] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.670336][ T8215] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.678293][ T8215] device bridge_slave_1 entered promiscuous mode [ 54.736317][ T8215] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.747254][ T8212] netdevsim netdevsim0 netdevsim0: renamed from eth0 17:39:18 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) getsockopt$sock_int(r0, 0x1, 0x1c, 0xffffffffffffffff, &(0x7f0000005f40)=0xc) [ 54.818114][ T8212] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.886052][ T8215] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.903785][ T8212] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.001956][ T8212] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.064829][ T8222] IPVS: ftp: loaded support on port[0] = 21 [ 55.081350][ T8215] team0: Port device team_slave_0 added [ 55.089427][ T8215] team0: Port device team_slave_1 added [ 55.123326][ T8224] IPVS: ftp: loaded support on port[0] = 21 [ 55.142086][ T8215] device hsr_slave_0 entered promiscuous mode [ 55.190663][ T8215] device hsr_slave_1 entered promiscuous mode [ 55.250377][ T8215] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.329654][ T8215] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.363366][ T8215] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.432342][ T8215] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.491951][ T8215] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.617349][ T8220] chnl_net:caif_netlink_parms(): no params data found [ 55.675581][ T8218] chnl_net:caif_netlink_parms(): no params data found [ 55.726455][ T8220] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.734292][ T8220] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.742619][ T8220] device bridge_slave_0 entered promiscuous mode [ 55.751640][ T8222] chnl_net:caif_netlink_parms(): no params data found [ 55.774259][ T8218] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.781636][ T8218] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.789189][ T8218] device bridge_slave_0 entered promiscuous mode [ 55.797672][ T8218] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.804956][ T8218] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.812951][ T8218] device bridge_slave_1 entered promiscuous mode [ 55.820320][ T8220] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.827371][ T8220] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.837118][ T8220] device bridge_slave_1 entered promiscuous mode [ 55.876672][ T8212] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.884871][ T8218] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.895857][ T8218] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.913270][ T8220] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.947975][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.957804][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.967284][ T8220] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.978526][ T8212] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.991034][ T8218] team0: Port device team_slave_0 added [ 56.015558][ T8218] team0: Port device team_slave_1 added [ 56.023464][ T8222] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.031508][ T8222] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.039046][ T8222] device bridge_slave_0 entered promiscuous mode [ 56.082745][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.091534][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.099820][ T2724] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.107035][ T2724] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.115770][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.132414][ T8222] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.139479][ T8222] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.149046][ T8222] device bridge_slave_1 entered promiscuous mode [ 56.158220][ T8220] team0: Port device team_slave_0 added [ 56.170926][ T8215] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.179829][ T8224] chnl_net:caif_netlink_parms(): no params data found [ 56.223651][ T8218] device hsr_slave_0 entered promiscuous mode [ 56.260678][ T8218] device hsr_slave_1 entered promiscuous mode [ 56.300373][ T8218] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.308993][ T8220] team0: Port device team_slave_1 added [ 56.324027][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.334853][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.344183][ T3049] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.351277][ T3049] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.359045][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.368489][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.377223][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.385853][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.394429][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.403885][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.412607][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.421059][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.429194][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.437679][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.455986][ T8212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.512970][ T8220] device hsr_slave_0 entered promiscuous mode [ 56.560608][ T8220] device hsr_slave_1 entered promiscuous mode [ 56.610600][ T8220] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.619247][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.628903][ T8222] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.645866][ T8222] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.665564][ T8215] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.705192][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.713098][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.723681][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.732570][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.741087][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.748150][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.758655][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.779274][ T8224] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.787886][ T8224] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.796564][ T8224] device bridge_slave_0 entered promiscuous mode [ 56.805614][ T8222] team0: Port device team_slave_0 added [ 56.822794][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.832371][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.841664][ T3049] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.848862][ T3049] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.856520][ T3049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.869168][ T8224] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.876500][ T8224] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.884670][ T8224] device bridge_slave_1 entered promiscuous mode [ 56.893789][ T8222] team0: Port device team_slave_1 added [ 56.906460][ T8218] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.962356][ T8218] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.027556][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.037901][ T8215] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.049656][ T8215] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.072249][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.081414][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.089640][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.098224][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.106978][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.115459][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.124735][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.133906][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.142533][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.149941][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.157691][ T8218] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.192084][ T8220] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.235529][ T8220] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.287651][ T8224] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.299338][ T8224] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.310417][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.318367][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.326806][ T8218] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.375105][ T8212] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.383268][ T8220] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.427280][ T8220] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 57.532280][ T8222] device hsr_slave_0 entered promiscuous mode [ 57.570825][ T8222] device hsr_slave_1 entered promiscuous mode [ 57.612191][ T8222] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.625641][ T8224] team0: Port device team_slave_0 added [ 57.632736][ T8224] team0: Port device team_slave_1 added [ 57.694722][ T8224] device hsr_slave_0 entered promiscuous mode [ 57.753809][ T8224] device hsr_slave_1 entered promiscuous mode [ 57.790763][ T8224] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.826821][ T8222] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 162.900185][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.906972][ C1] rcu: 1-...!: (10499 ticks this GP) idle=f4e/1/0x4000000000000002 softirq=11653/11660 fqs=0 [ 162.917464][ C1] (t=10501 jiffies g=6277 q=107) [ 162.922476][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6277 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 162.933750][ C1] rcu: RCU grace-period kthread stack dump: [ 162.939625][ C1] rcu_preempt I29032 10 2 0x80004000 [ 162.945946][ C1] Call Trace: [ 162.949228][ C1] __schedule+0x9a0/0xcc0 [ 162.953553][ C1] schedule+0x181/0x210 [ 162.957697][ C1] schedule_timeout+0x14f/0x240 [ 162.962534][ C1] ? run_local_timers+0x120/0x120 [ 162.967547][ C1] rcu_gp_kthread+0xed8/0x1770 [ 162.972305][ C1] kthread+0x332/0x350 [ 162.976359][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 162.981454][ C1] ? kthread_blkcg+0xe0/0xe0 [ 162.986030][ C1] ret_from_fork+0x24/0x30 [ 162.990477][ C1] NMI backtrace for cpu 1 [ 162.994794][ C1] CPU: 1 PID: 8224 Comm: syz-executor.5 Not tainted 5.4.0-syzkaller #0 [ 163.003009][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.013046][ C1] Call Trace: [ 163.016316][ C1] [ 163.019157][ C1] dump_stack+0x1fb/0x318 [ 163.023476][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 163.028309][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 163.034451][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 163.040503][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 163.046471][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 163.052352][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 163.057459][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 163.062646][ C1] ? trace_hardirqs_off+0x74/0x80 [ 163.067678][ C1] update_process_times+0x12d/0x180 [ 163.072888][ C1] tick_sched_timer+0x263/0x420 [ 163.077752][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.083297][ C1] __hrtimer_run_queues+0x403/0x840 [ 163.088500][ C1] hrtimer_interrupt+0x38c/0xda0 [ 163.093443][ C1] ? debug_smp_processor_id+0x9/0x20 [ 163.098718][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 163.104401][ C1] apic_timer_interrupt+0xf/0x20 [ 163.109333][ C1] [ 163.112270][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 163.118328][ C1] 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 74 25 cd 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 [ 163.137924][ C1] RSP: 0018:ffffc90002496eb0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 163.146334][ C1] RAX: 1ffff1101494aea1 RBX: ffffea0002a026c0 RCX: 0000000000000000 [ 163.154297][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002a026c0 [ 163.162258][ C1] RBP: ffffc90002496ed8 R08: dffffc0000000000 R09: fffffbfff120248a [ 163.170245][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a4a575a0 [ 163.178208][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880989795e8 [ 163.186190][ C1] ? mod_memcg_page_state+0x16/0x190 [ 163.191464][ C1] free_thread_stack+0x168/0x590 [ 163.196392][ C1] put_task_stack+0xa3/0x130 [ 163.200969][ C1] finish_task_switch+0x3f1/0x550 [ 163.205984][ C1] __schedule+0x9a8/0xcc0 [ 163.210309][ C1] ? stack_trace_save+0x150/0x150 [ 163.215319][ C1] ? ___preempt_schedule_notrace+0x16/0x27 [ 163.221109][ C1] preempt_schedule_notrace+0xdb/0x120 [ 163.226554][ C1] ___preempt_schedule_notrace+0x16/0x27 [ 163.232172][ C1] ? rcu_is_watching+0x57/0xa0 [ 163.236923][ C1] rcu_is_watching+0x82/0xa0 [ 163.241503][ C1] __kernel_text_address+0x74/0x110 [ 163.246722][ C1] unwind_get_return_address+0x4c/0x90 [ 163.252184][ C1] arch_stack_walk+0x98/0xe0 [ 163.256770][ C1] stack_trace_save+0xb6/0x150 [ 163.261547][ C1] __kasan_kmalloc+0x11c/0x1b0 [ 163.266296][ C1] ? __kasan_kmalloc+0x11c/0x1b0 [ 163.271216][ C1] ? kasan_slab_alloc+0xf/0x20 [ 163.275966][ C1] ? kmem_cache_alloc_trace+0x1fa/0x2f0 [ 163.281494][ C1] ? inetdev_init+0x80/0x3f0 [ 163.286066][ C1] ? inetdev_event+0x22f/0x1350 [ 163.290898][ C1] ? raw_notifier_call_chain+0xec/0x190 [ 163.296427][ C1] ? register_netdevice+0x1339/0x1830 [ 163.301790][ C1] ? nsim_create+0x1d4/0x230 [ 163.306361][ C1] ? __nsim_dev_port_add+0x289/0x4d0 [ 163.311629][ C1] ? nsim_dev_probe+0xb55/0xef0 [ 163.316463][ C1] ? nsim_bus_probe+0x15/0x20 [ 163.321123][ C1] ? really_probe+0x71c/0xf40 [ 163.325783][ C1] ? driver_probe_device+0xfc/0x260 [ 163.330965][ C1] ? __device_attach_driver+0x336/0x3f0 [ 163.336493][ C1] ? bus_for_each_drv+0x12b/0x180 [ 163.341502][ C1] ? __device_attach+0x1ea/0x390 [ 163.346425][ C1] ? device_initial_probe+0x1a/0x20 [ 163.351605][ C1] ? bus_probe_device+0xb9/0x1f0 [ 163.356525][ C1] ? device_add+0x1710/0x1ad0 [ 163.361203][ C1] ? device_register+0x1d/0x20 [ 163.365957][ C1] ? new_device_store+0x286/0x510 [ 163.370974][ C1] ? bus_attr_store+0x78/0x90 [ 163.375643][ C1] ? sysfs_kf_write+0x281/0x2f0 [ 163.380484][ C1] ? kernfs_fop_write+0x3e4/0x4e0 [ 163.385634][ C1] ? __vfs_write+0xb8/0x740 [ 163.390129][ C1] ? vfs_write+0x275/0x590 [ 163.394539][ C1] ? ksys_write+0x117/0x220 [ 163.399029][ C1] ? __x64_sys_write+0x7b/0x90 [ 163.403781][ C1] ? do_syscall_64+0xf7/0x1c0 [ 163.408450][ C1] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.414504][ C1] ? ___preempt_schedule_notrace+0x16/0x27 [ 163.420312][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 163.425582][ C1] ? kmem_cache_alloc_trace+0x199/0x2f0 [ 163.431117][ C1] kasan_slab_alloc+0xf/0x20 [ 163.435692][ C1] kmem_cache_alloc_trace+0x1fa/0x2f0 [ 163.441134][ C1] ? inetdev_init+0x80/0x3f0 [ 163.445713][ C1] inetdev_init+0x80/0x3f0 [ 163.450117][ C1] inetdev_event+0x22f/0x1350 [ 163.454779][ C1] ? netdev_upper_walk+0x1a0/0x1a0 [ 163.459875][ C1] ? add_default_gids+0xe0/0xe0 [ 163.464712][ C1] ? enum_all_gids_of_dev_cb+0x2d0/0x2d0 [ 163.470327][ C1] ? del_netdev_ips+0x30/0x30 [ 163.474994][ C1] raw_notifier_call_chain+0xec/0x190 [ 163.480356][ C1] register_netdevice+0x1339/0x1830 [ 163.485552][ C1] nsim_create+0x1d4/0x230 [ 163.489954][ C1] __nsim_dev_port_add+0x289/0x4d0 [ 163.495053][ C1] ? debugfs_create_file_unsafe+0x4a/0x60 [ 163.500764][ C1] ? nsim_bpf_dev_init+0x1eb/0x220 [ 163.505862][ C1] nsim_dev_probe+0xb55/0xef0 [ 163.510542][ C1] nsim_bus_probe+0x15/0x20 [ 163.515034][ C1] really_probe+0x71c/0xf40 [ 163.519527][ C1] driver_probe_device+0xfc/0x260 [ 163.524536][ C1] ? parse_option_str+0x1bf/0x200 [ 163.529549][ C1] __device_attach_driver+0x336/0x3f0 [ 163.534911][ C1] ? coredump_store+0x90/0x90 [ 163.539586][ C1] bus_for_each_drv+0x12b/0x180 [ 163.544426][ C1] __device_attach+0x1ea/0x390 [ 163.549203][ C1] device_initial_probe+0x1a/0x20 [ 163.554238][ C1] bus_probe_device+0xb9/0x1f0 [ 163.559023][ C1] device_add+0x1710/0x1ad0 [ 163.563571][ C1] device_register+0x1d/0x20 [ 163.568172][ C1] new_device_store+0x286/0x510 [ 163.573015][ C1] ? nsim_num_vf+0x50/0x50 [ 163.577425][ C1] bus_attr_store+0x78/0x90 [ 163.581924][ C1] ? bus_attr_show+0x90/0x90 [ 163.586504][ C1] sysfs_kf_write+0x281/0x2f0 [ 163.591185][ C1] ? sysfs_kf_read+0x370/0x370 [ 163.595934][ C1] kernfs_fop_write+0x3e4/0x4e0 [ 163.600776][ C1] ? kernfs_fop_read+0x580/0x580 [ 163.605714][ C1] __vfs_write+0xb8/0x740 [ 163.610043][ C1] ? rcu_read_lock_any_held+0x13d/0x1a0 [ 163.615617][ C1] ? __sb_start_write+0x382/0x430 [ 163.620652][ C1] vfs_write+0x275/0x590 [ 163.624902][ C1] ksys_write+0x117/0x220 [ 163.629231][ C1] __x64_sys_write+0x7b/0x90 [ 163.633811][ C1] do_syscall_64+0xf7/0x1c0 [ 163.638305][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.644183][ C1] RIP: 0033:0x414130 [ 163.648061][ C1] Code: b0 89 c8 f7 d8 eb ed b8 6e 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 3d 3d 43 66 00 00 75 14 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 c4 1b 00 00 c3 48 83 ec 08 e8 ca fc ff ff [ 163.667649][ C1] RSP: 002b:00007ffe21f7f528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 163.676045][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000414130 [ 163.684001][ C1] RDX: 0000000000000003 RSI: 00007ffe21f7f550 RDI: 0000000000000004 [ 163.691957][ C1] RBP: 00007ffe21f7f550 R08: 0000000000000000 R09: 0000000000000003 [ 163.699918][ C1] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004bfc97 [ 163.707875][ C1] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000