[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.188071][ T25] audit: type=1800 audit(1575456158.309:25): pid=8124 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.208613][ T25] audit: type=1800 audit(1575456158.319:26): pid=8124 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.241369][ T25] audit: type=1800 audit(1575456158.319:27): pid=8124 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 '10.128.0.194' (ECDSA) to the list of known hosts. 2019/12/04 10:42:47 fuzzer started 2019/12/04 10:42:48 dialing manager at 10.128.0.26:36481 2019/12/04 10:42:48 syscalls: 2691 2019/12/04 10:42:48 code coverage: enabled 2019/12/04 10:42:48 comparison tracing: enabled 2019/12/04 10:42:48 extra coverage: extra coverage is not supported by the kernel 2019/12/04 10:42:48 setuid sandbox: enabled 2019/12/04 10:42:48 namespace sandbox: enabled 2019/12/04 10:42:48 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 10:42:48 fault injection: enabled 2019/12/04 10:42:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 10:42:48 net packet injection: enabled 2019/12/04 10:42:48 net device setup: enabled 2019/12/04 10:42:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 10:42:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:42:49 executing program 0: r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) r1 = dup(r0) ioctl$EVIOCGNAME(r1, 0x40284504, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 10:42:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = getpgid(0x0) r3 = pidfd_open(r2, 0x0) pidfd_send_signal(r3, 0x0, &(0x7f00000013c0)={0x11, 0x0, 0x1e}, 0x0) syzkaller login: [ 54.836539][ T8289] IPVS: ftp: loaded support on port[0] = 21 10:42:50 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) r2 = dup2(r0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fstat(r3, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r4) r5 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fstat(r5, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgroups(0x2, &(0x7f0000000100)=[r6, 0x0]) r7 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r8) stat(&(0x7f0000001b00)='./file0\x00', 0x0) [ 54.978645][ T8289] chnl_net:caif_netlink_parms(): no params data found [ 55.013808][ T8292] IPVS: ftp: loaded support on port[0] = 21 [ 55.030487][ T8289] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.047870][ T8289] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.070081][ T8289] device bridge_slave_0 entered promiscuous mode [ 55.098322][ T8289] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.105382][ T8289] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.129093][ T8289] device bridge_slave_1 entered promiscuous mode [ 55.164857][ T8289] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.186790][ T8294] IPVS: ftp: loaded support on port[0] = 21 [ 55.196653][ T8289] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.274375][ T8289] team0: Port device team_slave_0 added [ 55.288497][ T8292] chnl_net:caif_netlink_parms(): no params data found [ 55.297839][ T8289] team0: Port device team_slave_1 added 10:42:50 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'rmd160-generic\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) recvmmsg(r1, &(0x7f0000004440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) [ 55.380851][ T8289] device hsr_slave_0 entered promiscuous mode [ 55.418525][ T8289] device hsr_slave_1 entered promiscuous mode [ 55.516839][ T8292] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.538315][ T8292] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.546216][ T8292] device bridge_slave_0 entered promiscuous mode 10:42:50 executing program 4: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=ANY=[@ANYBLOB='dots,dots,tz=UTC']) [ 55.560421][ T8292] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.567472][ T8292] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.575963][ T8292] device bridge_slave_1 entered promiscuous mode [ 55.594595][ T8297] IPVS: ftp: loaded support on port[0] = 21 [ 55.669478][ T8289] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.718972][ T8292] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.728782][ T8294] chnl_net:caif_netlink_parms(): no params data found [ 55.749314][ T8289] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.792196][ T8289] netdevsim netdevsim0 netdevsim2: renamed from eth2 10:42:50 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) unshare(0x8000400) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x58) r4 = accept$alg(r3, 0x0, 0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = fcntl$dupfd(r4, 0x0, r5) epoll_ctl$EPOLL_CTL_DEL(r6, 0x2, 0xffffffffffffffff) [ 55.882229][ T8292] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.912493][ T8289] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.997746][ T8292] team0: Port device team_slave_0 added [ 56.019990][ T8292] team0: Port device team_slave_1 added [ 56.042592][ T8300] IPVS: ftp: loaded support on port[0] = 21 [ 56.057938][ T8294] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.066920][ T8294] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.074668][ T8294] device bridge_slave_0 entered promiscuous mode [ 56.082330][ T8294] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.089432][ T8294] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.097003][ T8294] device bridge_slave_1 entered promiscuous mode [ 56.117525][ T8302] IPVS: ftp: loaded support on port[0] = 21 [ 56.210948][ T8292] device hsr_slave_0 entered promiscuous mode [ 56.248611][ T8292] device hsr_slave_1 entered promiscuous mode [ 56.288284][ T8292] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.300444][ T8294] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.312763][ T8294] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.335392][ T8294] team0: Port device team_slave_0 added [ 56.344437][ T8294] team0: Port device team_slave_1 added [ 56.410026][ T8294] device hsr_slave_0 entered promiscuous mode [ 56.468575][ T8294] device hsr_slave_1 entered promiscuous mode [ 56.538510][ T8294] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.635196][ T8297] chnl_net:caif_netlink_parms(): no params data found [ 56.670021][ T8289] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.683284][ T8300] chnl_net:caif_netlink_parms(): no params data found [ 56.701949][ T8294] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.771511][ T8294] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.822944][ T8294] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.872161][ T8294] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.924253][ T8292] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.990948][ T8292] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.030764][ T8292] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.092320][ T8297] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.102652][ T8297] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.110680][ T8297] device bridge_slave_0 entered promiscuous mode [ 57.119453][ T8297] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.126512][ T8297] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.135469][ T8297] device bridge_slave_1 entered promiscuous mode [ 57.149698][ T8292] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.221526][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.231057][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.250504][ T8297] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.262905][ T8289] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.285772][ T8297] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.299460][ T8300] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.307323][ T8300] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.317840][ T8300] device bridge_slave_0 entered promiscuous mode [ 57.341903][ T8297] team0: Port device team_slave_0 added [ 57.351700][ T8300] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.359182][ T8300] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.366854][ T8300] device bridge_slave_1 entered promiscuous mode [ 57.399171][ T8297] team0: Port device team_slave_1 added [ 57.405424][ T8302] chnl_net:caif_netlink_parms(): no params data found [ 57.435283][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.446957][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.455706][ T8304] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.462906][ T8304] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.481738][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.489658][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.498108][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.506905][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.513979][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.522874][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.546469][ T8300] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.584627][ T8294] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.593334][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.602465][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.611769][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.620262][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.628997][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.637235][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.645502][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.654379][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.663581][ T8300] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.730638][ T8297] device hsr_slave_0 entered promiscuous mode [ 57.758604][ T8297] device hsr_slave_1 entered promiscuous mode [ 57.828232][ T8297] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.854238][ T8289] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.866854][ T8289] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.895788][ T8300] team0: Port device team_slave_0 added [ 57.902051][ T8302] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.911923][ T8302] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.920955][ T8302] device bridge_slave_0 entered promiscuous mode [ 57.930580][ T8303] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.939494][ T8303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.956075][ T8289] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.967595][ T8294] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.984096][ T8300] team0: Port device team_slave_1 added [ 57.990875][ T8302] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.997912][ T8302] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.005715][ T8302] device bridge_slave_1 entered promiscuous mode [ 58.013619][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.021804][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.029506][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.037154][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.045013][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.053756][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.062361][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.069456][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.077992][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.127311][ T8292] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.142237][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.151246][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.159977][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.167040][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.174848][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.183302][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.240365][ T8300] device hsr_slave_0 entered promiscuous mode [ 58.288467][ T8300] device hsr_slave_1 entered promiscuous mode [ 58.328383][ T8300] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.339368][ T8302] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.349612][ T8297] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.404431][ T8297] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.460452][ T8297] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.500204][ T8297] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.555209][ T8302] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.568800][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.577644][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.586176][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.594923][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.603270][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.680597][ T8292] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.721310][ T8292] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.737699][ T8292] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.774025][ T8292] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 163.668139][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 163.674926][ C0] rcu: 0-...!: (10499 ticks this GP) idle=372/1/0x4000000000000002 softirq=11145/11145 fqs=144 [ 163.685579][ C0] (t=10500 jiffies g=6373 q=406) [ 163.690595][ C0] rcu: rcu_preempt kthread starved for 10203 jiffies! g6373 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 163.701682][ C0] rcu: RCU grace-period kthread stack dump: [ 163.707652][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 163.715545][ C0] Call Trace: [ 163.718829][ C0] __schedule+0x9a0/0xcc0 [ 163.723159][ C0] schedule+0x181/0x210 [ 163.727309][ C0] schedule_timeout+0x14f/0x240 [ 163.732150][ C0] ? run_local_timers+0x120/0x120 [ 163.737165][ C0] rcu_gp_kthread+0xed8/0x1770 [ 163.741947][ C0] kthread+0x332/0x350 [ 163.746005][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 163.751123][ C0] ? kthread_blkcg+0xe0/0xe0 [ 163.755709][ C0] ret_from_fork+0x24/0x30 [ 163.760129][ C0] NMI backtrace for cpu 0 [ 163.764563][ C0] CPU: 0 PID: 8300 Comm: syz-executor.4 Not tainted 5.4.0-syzkaller #0 [ 163.772807][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.783200][ C0] Call Trace: [ 163.786474][ C0] [ 163.789317][ C0] dump_stack+0x1fb/0x318 [ 163.793641][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 163.798483][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 163.804627][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 163.810686][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 163.816721][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 163.822705][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 163.827993][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 163.833186][ C0] ? trace_hardirqs_off+0x74/0x80 [ 163.838281][ C0] update_process_times+0x12d/0x180 [ 163.843511][ C0] tick_sched_timer+0x263/0x420 [ 163.852459][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.858007][ C0] __hrtimer_run_queues+0x403/0x840 [ 163.863213][ C0] hrtimer_interrupt+0x38c/0xda0 [ 163.868155][ C0] ? debug_smp_processor_id+0x9/0x20 [ 163.873443][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 163.878978][ C0] apic_timer_interrupt+0xf/0x20 [ 163.883907][ C0] [ 163.886831][ C0] RIP: 0010:mod_memcg_page_state+0x123/0x190 [ 163.892798][ C0] Code: e8 f2 9a 69 00 48 83 3d 12 21 c2 07 00 74 70 e8 63 25 2e 00 4c 89 ff 57 9d 0f 1f 44 00 00 e8 24 c1 33 00 eb 43 e8 4d 25 2e 00 3c e8 b6 be 33 00 48 c7 c0 28 95 0a 89 48 c1 e8 03 42 80 3c 20 [ 163.912392][ C0] RSP: 0018:ffffc90001f67288 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 163.920793][ C0] RAX: ffffffff81487433 RBX: 0000000000000000 RCX: ffff888093598240 [ 163.931212][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0001b01dc0 [ 163.939173][ C0] RBP: ffffc90001f672a8 R08: 000000000003a728 R09: ffffed10147a1eff [ 163.947151][ C0] R10: ffffed10147a1eff R11: 0000000000000000 R12: dffffc0000000000 [ 163.955126][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a3d0f7e8 [ 163.963206][ C0] ? mod_memcg_page_state+0x123/0x190 [ 163.968576][ C0] ? mod_memcg_page_state+0x123/0x190 [ 163.973942][ C0] free_thread_stack+0x168/0x590 [ 163.978875][ C0] put_task_stack+0xa3/0x130 [ 163.983459][ C0] finish_task_switch+0x3f1/0x550 [ 163.988479][ C0] __schedule+0x9a8/0xcc0 [ 163.992812][ C0] ? ___preempt_schedule+0x16/0x18 [ 163.997925][ C0] preempt_schedule+0xdb/0x120 [ 164.002680][ C0] ___preempt_schedule+0x16/0x18 [ 164.007635][ C0] try_to_wake_up+0xe78/0x1050 [ 164.012427][ C0] wake_up_q+0x8c/0xe0 [ 164.016625][ C0] __mutex_unlock_slowpath+0x586/0x5b0 [ 164.022096][ C0] mutex_unlock+0x1b/0x30 [ 164.026454][ C0] __rtnl_unlock+0x2c/0xa0 [ 164.030871][ C0] netdev_run_todo+0xe5/0xe10 [ 164.035553][ C0] rtnl_unlock+0xe/0x10 [ 164.039697][ C0] nsim_create+0x224/0x230 [ 164.044194][ C0] __nsim_dev_port_add+0x289/0x4d0 [ 164.049293][ C0] ? debugfs_create_file_unsafe+0x4a/0x60 [ 164.055010][ C0] ? nsim_bpf_dev_init+0x1eb/0x220 [ 164.060109][ C0] nsim_dev_probe+0xb55/0xef0 [ 164.064789][ C0] nsim_bus_probe+0x15/0x20 [ 164.069629][ C0] really_probe+0x71c/0xf40 [ 164.074127][ C0] driver_probe_device+0xfc/0x260 [ 164.079173][ C0] ? parse_option_str+0x1bf/0x200 [ 164.084190][ C0] __device_attach_driver+0x336/0x3f0 [ 164.089549][ C0] ? coredump_store+0x90/0x90 [ 164.094215][ C0] bus_for_each_drv+0x12b/0x180 [ 164.099055][ C0] __device_attach+0x1ea/0x390 [ 164.103814][ C0] device_initial_probe+0x1a/0x20 [ 164.108831][ C0] bus_probe_device+0xb9/0x1f0 [ 164.113587][ C0] device_add+0x1710/0x1ad0 [ 164.118116][ C0] device_register+0x1d/0x20 [ 164.122711][ C0] new_device_store+0x286/0x510 [ 164.127578][ C0] ? nsim_num_vf+0x50/0x50 [ 164.131993][ C0] bus_attr_store+0x78/0x90 [ 164.136515][ C0] ? bus_attr_show+0x90/0x90 [ 164.141100][ C0] sysfs_kf_write+0x281/0x2f0 [ 164.145782][ C0] ? sysfs_kf_read+0x370/0x370 [ 164.150623][ C0] kernfs_fop_write+0x3e4/0x4e0 [ 164.155550][ C0] ? kernfs_fop_read+0x580/0x580 [ 164.160478][ C0] __vfs_write+0xb8/0x740 [ 164.164801][ C0] ? rcu_read_lock_any_held+0x13d/0x1a0 [ 164.170344][ C0] ? __sb_start_write+0x382/0x430 [ 164.175362][ C0] vfs_write+0x275/0x590 [ 164.179602][ C0] ksys_write+0x117/0x220 [ 164.183925][ C0] __x64_sys_write+0x7b/0x90 [ 164.188507][ C0] do_syscall_64+0xf7/0x1c0 [ 164.193001][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.198883][ C0] RIP: 0033:0x414130 [ 164.202766][ C0] 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 [ 164.222368][ C0] RSP: 002b:00007ffe559e93b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 164.230770][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000414130 [ 164.238728][ C0] RDX: 0000000000000003 RSI: 00007ffe559e93e0 RDI: 0000000000000004 [ 164.246689][ C0] RBP: 00007ffe559e93e0 R08: 0000000000000000 R09: 0000000000000003 [ 164.254652][ C0] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004bfc97 [ 164.262612][ C0] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000