[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 46.773143][ T25] audit: type=1800 audit(1575407378.047:25): pid=8150 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 46.793306][ T25] audit: type=1800 audit(1575407378.047:26): pid=8150 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 46.844150][ T25] audit: type=1800 audit(1575407378.047:27): pid=8150 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 '10.128.0.87' (ECDSA) to the list of known hosts. 2019/12/03 21:09:49 fuzzer started 2019/12/03 21:09:50 dialing manager at 10.128.0.26:42111 2019/12/03 21:09:50 syscalls: 2689 2019/12/03 21:09:50 code coverage: enabled 2019/12/03 21:09:50 comparison tracing: enabled 2019/12/03 21:09:50 extra coverage: extra coverage is not supported by the kernel 2019/12/03 21:09:50 setuid sandbox: enabled 2019/12/03 21:09:50 namespace sandbox: enabled 2019/12/03 21:09:50 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 21:09:50 fault injection: enabled 2019/12/03 21:09:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 21:09:50 net packet injection: enabled 2019/12/03 21:09:50 net device setup: enabled 2019/12/03 21:09:50 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 21:09:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 21:09:51 executing program 0: getegid() syz_mount_image$ntfs(&(0x7f00000000c0)='ntfs\x00', &(0x7f0000000140)='./file1\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)=ANY=[@ANYRESHEX, @ANYBLOB=',', @ANYBLOB=',disable_sparse=no,fmask=0']) 21:09:52 executing program 1: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uinput\x00', 0x4000000000802, 0x0) write$uinput_user_dev(r0, &(0x7f0000000400)={'syz1\x00'}, 0x45c) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x2) ioctl$UI_SET_RELBIT(r0, 0x40045566, 0x8) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x1) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x0) dup3(r0, r1, 0x0) ioctl$UI_DEV_DESTROY(r1, 0x5502) syzkaller login: [ 60.852276][ T8316] IPVS: ftp: loaded support on port[0] = 21 21:09:52 executing program 2: prctl$PR_GET_PDEATHSIG(0x25, &(0x7f0000000140)) [ 61.013067][ T8318] IPVS: ftp: loaded support on port[0] = 21 [ 61.043173][ T8316] chnl_net:caif_netlink_parms(): no params data found [ 61.137511][ T8316] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.146195][ T8316] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.154526][ T8316] device bridge_slave_0 entered promiscuous mode [ 61.176482][ T8316] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.184878][ T8316] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.193580][ T8316] device bridge_slave_1 entered promiscuous mode [ 61.248087][ T8316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.274027][ T8318] chnl_net:caif_netlink_parms(): no params data found [ 61.285610][ T8316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.322391][ T8323] IPVS: ftp: loaded support on port[0] = 21 [ 61.349684][ T8316] team0: Port device team_slave_0 added 21:09:52 executing program 3: syz_open_dev$vbi(&(0x7f0000000140)='/dev/vbi#\x00', 0x1, 0x2) r0 = syz_open_dev$vbi(0x0, 0x1, 0x2) ioctl$VIDIOC_S_FMT(r0, 0xc0d05604, &(0x7f0000000000)={0x7, @pix_mp}) [ 61.368777][ T8316] team0: Port device team_slave_1 added [ 61.448977][ T8318] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.456347][ T8318] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.479315][ T8318] device bridge_slave_0 entered promiscuous mode 21:09:52 executing program 4: creat(&(0x7f0000000340)='./bus\x00', 0x0) link(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./file1\x00') r0 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) write$P9_RWSTAT(r0, &(0x7f00000000c0)={0xfffffffffffffff8}, 0x3b) [ 61.550544][ T8316] device hsr_slave_0 entered promiscuous mode [ 61.588191][ T8316] device hsr_slave_1 entered promiscuous mode [ 61.627652][ T8318] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.647954][ T8318] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.657005][ T8318] device bridge_slave_1 entered promiscuous mode [ 61.685755][ T8325] IPVS: ftp: loaded support on port[0] = 21 21:09:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup3(r0, r1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) recvmmsg(0xffffffffffffffff, &(0x7f0000008780)=[{{0x0, 0x0, &(0x7f0000001cc0)=[{&(0x7f0000000380)=""/16, 0x10}], 0x1}}], 0x1, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000540)='limits\x00\x80\xa8\xdb\x02\xffC\xd2p\xa5W\x14\xa2\xc0+\xfc \x84YN\xff\x1a\x7f\x85\xf1\xa7(q|\xe3\xed8\x15\x18,?\x06\x86\xc9\x80\x86\x1b\xa8\xc4J\xcb\x7f`\xa3\xf2\xb5\x03l\xc1~cK8\xf3\xe1;JG\xed\x0f\xb3\x95\xb2\x14z{d\x1d\xff\xc5\xcd\xe0\xae\xd6\xbdS-\xc0\x90m\xa0\rq]K\xe3\xff\xff\xe1Q\xeb7V\xfe\x17\xef9.5\xafc\t\x13\xde\xc7\x8e\xebn_Q\xeb*w\xa7\x9e\x8ab\xdcS\xf0\xd4\xcb\x06`v\xc8\x01\xac`AqDS%S\xaf\x98\xb0\x02{\\\x9f1%\xf0\xf0\xd2a\x91\f\x153\xad{\f2\x90`bz\x14\x901R\xdd\x11\xd7\xc9\x10\x85\a\xd7\xf0|\xccW&\xe9\x81Eu\xa2db\xd6JJ$\xe1_fH') preadv(r3, &(0x7f00000017c0), 0x3a8, 0x0) [ 61.794703][ T8318] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.830892][ T8323] chnl_net:caif_netlink_parms(): no params data found [ 61.864219][ T8316] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.931069][ T8318] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.961036][ T8316] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.011944][ T8316] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.061915][ T8316] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.135579][ T8330] IPVS: ftp: loaded support on port[0] = 21 [ 62.153647][ T8329] IPVS: ftp: loaded support on port[0] = 21 [ 62.164219][ T8318] team0: Port device team_slave_0 added [ 62.172249][ T8318] team0: Port device team_slave_1 added [ 62.185520][ T8323] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.193859][ T8323] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.202067][ T8323] device bridge_slave_0 entered promiscuous mode [ 62.211394][ T8323] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.218839][ T8323] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.227524][ T8323] device bridge_slave_1 entered promiscuous mode [ 62.255949][ T8323] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.340564][ T8318] device hsr_slave_0 entered promiscuous mode [ 62.388248][ T8318] device hsr_slave_1 entered promiscuous mode [ 62.428063][ T8318] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.439189][ T8323] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.487685][ T8323] team0: Port device team_slave_0 added [ 62.521488][ T8323] team0: Port device team_slave_1 added [ 62.561355][ T8318] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 62.620451][ T8318] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 62.682398][ T8318] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 62.761535][ T8318] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 62.844838][ T8325] chnl_net:caif_netlink_parms(): no params data found [ 62.910190][ T8323] device hsr_slave_0 entered promiscuous mode [ 62.968518][ T8323] device hsr_slave_1 entered promiscuous mode [ 63.038227][ T8323] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.076567][ T8316] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.115466][ T8316] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.126022][ T8323] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 63.167138][ T3665] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.179668][ T3665] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.223407][ T8323] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 63.311965][ T8323] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 63.360138][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.372503][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.382758][ T3684] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.391351][ T3684] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.414355][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.424484][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.433744][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.443849][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.451329][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.463787][ T8323] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 63.549018][ T8329] chnl_net:caif_netlink_parms(): no params data found [ 63.564487][ T8330] chnl_net:caif_netlink_parms(): no params data found [ 63.585488][ T8325] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.594455][ T8325] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.603034][ T8325] device bridge_slave_0 entered promiscuous mode [ 63.615339][ T8325] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.622766][ T8325] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.630741][ T8325] device bridge_slave_1 entered promiscuous mode [ 63.641364][ T8331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.684745][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.693887][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.702872][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.712779][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.744116][ T8325] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.761197][ T8325] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.773451][ T8330] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.781016][ T8330] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.790818][ T8330] device bridge_slave_0 entered promiscuous mode [ 63.804571][ T8330] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.813384][ T8330] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.823416][ T8330] device bridge_slave_1 entered promiscuous mode [ 63.832693][ T8329] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.840136][ T8329] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.849207][ T8329] device bridge_slave_0 entered promiscuous mode [ 63.858145][ T8331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.869343][ T8331] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.880756][ T8331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.889859][ T8331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.920365][ T8329] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.927548][ T8329] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.938376][ T8329] device bridge_slave_1 entered promiscuous mode [ 63.953125][ T8325] team0: Port device team_slave_0 added [ 63.965500][ T8331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.974154][ T8331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.984811][ T8330] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.010769][ T8325] team0: Port device team_slave_1 added [ 64.020507][ T8330] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.034336][ T8329] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.046367][ T8329] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.075202][ T8316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.096733][ T8330] team0: Port device team_slave_0 added [ 64.131961][ T8330] team0: Port device team_slave_1 added [ 64.199994][ T8325] device hsr_slave_0 entered promiscuous mode [ 64.248853][ T8325] device hsr_slave_1 entered promiscuous mode [ 64.278024][ T8325] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.289630][ T8329] team0: Port device team_slave_0 added [ 64.298666][ T8329] team0: Port device team_slave_1 added [ 64.369961][ T8330] device hsr_slave_0 entered promiscuous mode [ 64.408462][ T8330] device hsr_slave_1 entered promiscuous mode [ 64.458128][ T8330] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.507207][ T8318] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.532306][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.541446][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.600773][ T8329] device hsr_slave_0 entered promiscuous mode [ 64.648241][ T8329] device hsr_slave_1 entered promiscuous mode [ 64.718194][ T8329] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.729593][ T8323] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.757710][ T8318] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.773741][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.782157][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.791435][ T8325] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.832608][ T8325] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 64.885723][ T8323] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.902889][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.912905][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.921641][ T3684] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.930229][ T3684] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.938778][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.946752][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.955077][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.964228][ T3684] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.973628][ T3684] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.981191][ T3684] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.990704][ T8325] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.056627][ T8325] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.117430][ T8316] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.137354][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.146695][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.155768][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.164786][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.174781][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.185365][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.192860][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.202594][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.213064][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.224891][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.232395][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.240728][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.270768][ T8330] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.338009][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.346332][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.361020][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.373501][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.399202][ T8337] __ntfs_error: 3 callbacks suppressed [ 65.399211][ T8337] ntfs: (device loop0): parse_options(): Unrecognized mount option 0xffffffffffffffff. [ 65.404784][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.405323][ T8337] ntfs: (device loop0): parse_options(): Unrecognized mount option . [ 170.437801][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 170.444732][ C0] rcu: 0-...!: (10499 ticks this GP) idle=ce6/1/0x4000000000000002 softirq=11792/11792 fqs=36 [ 170.456452][ C0] (t=10500 jiffies g=6649 q=58) [ 170.461382][ C0] rcu: rcu_preempt kthread starved for 10426 jiffies! g6649 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 170.472463][ C0] rcu: RCU grace-period kthread stack dump: [ 170.478458][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 170.486347][ C0] Call Trace: [ 170.489635][ C0] __schedule+0x9a0/0xcc0 [ 170.493967][ C0] schedule+0x181/0x210 [ 170.498113][ C0] schedule_timeout+0x14f/0x240 [ 170.502951][ C0] ? run_local_timers+0x120/0x120 [ 170.507972][ C0] rcu_gp_kthread+0xed8/0x1770 [ 170.512731][ C0] kthread+0x332/0x350 [ 170.516792][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 170.521906][ C0] ? kthread_blkcg+0xe0/0xe0 [ 170.526676][ C0] ret_from_fork+0x24/0x30 [ 170.531980][ C0] NMI backtrace for cpu 0 [ 170.536346][ C0] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-syzkaller #0 [ 170.544152][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.554565][ C0] Workqueue: events linkwatch_event [ 170.559871][ C0] Call Trace: [ 170.563142][ C0] [ 170.565985][ C0] dump_stack+0x1fb/0x318 [ 170.572129][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 170.577953][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 170.584133][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 170.590202][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 170.596179][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 170.602062][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 170.607164][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 170.612350][ C0] ? trace_hardirqs_off+0x74/0x80 [ 170.617364][ C0] update_process_times+0x12d/0x180 [ 170.622555][ C0] tick_sched_timer+0x263/0x420 [ 170.627392][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 170.632924][ C0] __hrtimer_run_queues+0x403/0x840 [ 170.638123][ C0] hrtimer_interrupt+0x38c/0xda0 [ 170.643070][ C0] ? debug_smp_processor_id+0x9/0x20 [ 170.648397][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 170.654900][ C0] apic_timer_interrupt+0xf/0x20 [ 170.659822][ C0] [ 170.662751][ C0] RIP: 0010:mod_memcg_page_state+0x6/0x190 [ 170.668570][ C0] Code: 5f 00 eb 0c e8 0b 29 2e 00 eb 05 e8 04 29 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 <41> 56 41 54 53 41 89 f6 48 89 fb e8 da 28 2e 00 48 83 c3 38 48 89 [ 170.688248][ C0] RSP: 0018:ffffc90000d2f6e8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 170.696646][ C0] RAX: 1ffff11015101c71 RBX: ffff8880a880e388 RCX: 0000000000000000 [ 170.704604][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025d0a40 [ 170.712561][ C0] RBP: ffffc90000d2f6f0 R08: dffffc0000000000 R09: fffffbfff120248a [ 170.720519][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a880e420 [ 170.732613][ C0] R13: dffffc0000000000 R14: 1ffff11015101c84 R15: ffff8880a8a0da68 [ 170.740639][ C0] free_thread_stack+0x168/0x590 [ 170.745579][ C0] put_task_stack+0xa3/0x130 [ 170.751149][ C0] finish_task_switch+0x3f1/0x550 [ 170.756191][ C0] __schedule+0x9a8/0xcc0 [ 170.760526][ C0] ? ___preempt_schedule+0x16/0x18 [ 170.766686][ C0] preempt_schedule+0xdb/0x120 [ 170.771653][ C0] ___preempt_schedule+0x16/0x18 [ 170.776596][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 170.781383][ C0] ? vprintk_emit+0x368/0x3a0 [ 170.786054][ C0] vprintk_emit+0x36d/0x3a0 [ 170.790985][ C0] vprintk_default+0x28/0x30 [ 170.796081][ C0] vprintk_func+0x158/0x170 [ 170.801962][ C0] printk+0x62/0x8d [ 170.805762][ C0] ? addrconf_notify+0xd37/0x3c90 [ 170.810884][ C0] ? addrconf_notify+0x779/0x3c90 [ 170.816107][ C0] addrconf_notify+0x2c8d/0x3c90 [ 170.821053][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 170.826337][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 170.831789][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 170.837330][ C0] ? trace_hardirqs_on+0x74/0x80 [ 170.842264][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 170.847709][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 170.853245][ C0] ? tls_dev_event+0x619/0xc00 [ 170.858002][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 170.863919][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 170.869111][ C0] raw_notifier_call_chain+0xec/0x190 [ 170.874478][ C0] netdev_state_change+0x147/0x1f0 [ 170.879585][ C0] linkwatch_do_dev+0x10e/0x160 [ 170.884425][ C0] __linkwatch_run_queue+0x446/0x730 [ 170.889708][ C0] linkwatch_event+0x4c/0x60 [ 170.894285][ C0] process_one_work+0x7ef/0x10d0 [ 170.899255][ C0] worker_thread+0xc01/0x1630 [ 170.903938][ C0] kthread+0x332/0x350 [ 170.907996][ C0] ? rcu_lock_release+0x30/0x30 [ 170.912843][ C0] ? kthread_blkcg+0xe0/0xe0 [ 170.917420][ C0] ret_from_fork+0x24/0x30