[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[ 44.944632][ T25] audit: type=1800 audit(1575394682.005:25): pid=8080 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0
[ 44.965465][ T25] audit: type=1800 audit(1575394682.015:26): pid=8080 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[ 45.015748][ T25] audit: type=1800 audit(1575394682.015:27): pid=8080 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[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.0.197' (ECDSA) to the list of known hosts.
2019/12/03 17:38:13 fuzzer started
2019/12/03 17:38:14 dialing manager at 10.128.0.26:42111
2019/12/03 17:38:14 syscalls: 2689
2019/12/03 17:38:14 code coverage: enabled
2019/12/03 17:38:14 comparison tracing: enabled
2019/12/03 17:38:14 extra coverage: extra coverage is not supported by the kernel
2019/12/03 17:38:14 setuid sandbox: enabled
2019/12/03 17:38:14 namespace sandbox: enabled
2019/12/03 17:38:14 Android sandbox: /sys/fs/selinux/policy does not exist
2019/12/03 17:38:14 fault injection: enabled
2019/12/03 17:38:14 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/12/03 17:38:14 net packet injection: enabled
2019/12/03 17:38:14 net device setup: enabled
2019/12/03 17:38:14 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2019/12/03 17:38:14 devlink PCI setup: PCI device 0000:00:10.0 is not available
17:38:15 executing program 0:
r0 = syz_open_dev$video4linux(&(0x7f0000000080)='/dev/v4l-subdev#\x00', 0x200000003, 0x0)
ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000000)={0x0, 0x0, {0x0, 0x0, 0x3014}})
17:38:15 executing program 1:
r0 = socket$kcm(0x2b, 0x1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200)
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f00000000c0)={{0xeb9f, 0x1, 0x2, 0x18, 0x2, 0x0, 0x0, 0x2}}, &(0x7f00000003c0)=""/219, 0x1a, 0xdb, 0x8}, 0x20)
syzkaller login: [ 58.853544][ T8242] IPVS: ftp: loaded support on port[0] = 21
[ 59.005516][ T8242] chnl_net:caif_netlink_parms(): no params data found
[ 59.054061][ T8242] bridge0: port 1(bridge_slave_0) entered blocking state
[ 59.062661][ T8242] bridge0: port 1(bridge_slave_0) entered disabled state
[ 59.072227][ T8242] device bridge_slave_0 entered promiscuous mode
[ 59.081911][ T8242] bridge0: port 2(bridge_slave_1) entered blocking state
17:38:16 executing program 2:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = dup2(r0, r0)
ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200)
r2 = socket$pptp(0x18, 0x1, 0x2)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
dup2(r3, r2)
[ 59.105972][ T8242] bridge0: port 2(bridge_slave_1) entered disabled state
[ 59.114554][ T8242] device bridge_slave_1 entered promiscuous mode
[ 59.141231][ T8245] IPVS: ftp: loaded support on port[0] = 21
[ 59.185914][ T8242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 59.230574][ T8242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 59.259838][ T8247] IPVS: ftp: loaded support on port[0] = 21
[ 59.284167][ T8242] team0: Port device team_slave_0 added
[ 59.302009][ T8242] team0: Port device team_slave_1 added
17:38:16 executing program 3:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000000)={0x4, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x2, 0x3, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, [@sadb_x_sa2={0x2}, @sadb_address={0x3, 0x17, 0x0, 0x0, 0x10000e0, @in={0x2, 0x0, @multicast1}}]}, 0x38}, 0x1, 0x2000000000000000}, 0x0)
[ 59.389795][ T8242] device hsr_slave_0 entered promiscuous mode
[ 59.446180][ T8242] device hsr_slave_1 entered promiscuous mode
[ 59.585603][ T8245] chnl_net:caif_netlink_parms(): no params data found
17:38:16 executing program 4:
perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = socket(0x40000000015, 0x5, 0x0)
connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast1}, 0x10)
[ 59.647272][ T8242] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 59.688017][ T8242] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 59.769821][ T8250] IPVS: ftp: loaded support on port[0] = 21
[ 59.788096][ T8242] netdevsim netdevsim0 netdevsim2: renamed from eth2
17:38:16 executing program 5:
r0 = socket$inet6(0xa, 0x80003, 0xff)
ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071")
r1 = socket$can_raw(0x1d, 0x3, 0x1)
bind$can_raw(r1, &(0x7f0000000180), 0x10)
setsockopt(r1, 0x65, 0x1, &(0x7f0000000080), 0x1d0)
[ 59.857994][ T8242] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 59.939480][ T8254] IPVS: ftp: loaded support on port[0] = 21
[ 59.960713][ T8247] chnl_net:caif_netlink_parms(): no params data found
[ 59.983696][ T8242] bridge0: port 2(bridge_slave_1) entered blocking state
[ 59.990950][ T8242] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 59.999147][ T8242] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.006252][ T8242] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 60.043061][ T8247] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.051907][ T8247] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.060531][ T8247] device bridge_slave_0 entered promiscuous mode
[ 60.081780][ T8245] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.089508][ T8245] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.097483][ T8245] device bridge_slave_0 entered promiscuous mode
[ 60.105697][ T8253] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.113922][ T8253] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.127435][ T8247] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.135653][ T8247] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.143648][ T8247] device bridge_slave_1 entered promiscuous mode
[ 60.158412][ T8245] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.165595][ T8245] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.174580][ T8256] IPVS: ftp: loaded support on port[0] = 21
[ 60.183248][ T8245] device bridge_slave_1 entered promiscuous mode
[ 60.202051][ T8247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.214128][ T8247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.252848][ T8247] team0: Port device team_slave_0 added
[ 60.268955][ T8245] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.280024][ T8247] team0: Port device team_slave_1 added
[ 60.299744][ T8245] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.367747][ T8247] device hsr_slave_0 entered promiscuous mode
[ 60.406289][ T8247] device hsr_slave_1 entered promiscuous mode
[ 60.446080][ T8247] debugfs: Directory 'hsr0' with parent '/' already present!
[ 60.497988][ T8245] team0: Port device team_slave_0 added
[ 60.534881][ T8250] chnl_net:caif_netlink_parms(): no params data found
[ 60.555621][ T8245] team0: Port device team_slave_1 added
[ 60.578519][ T8254] chnl_net:caif_netlink_parms(): no params data found
[ 60.658966][ T8245] device hsr_slave_0 entered promiscuous mode
[ 60.696411][ T8245] device hsr_slave_1 entered promiscuous mode
[ 60.766025][ T8245] debugfs: Directory 'hsr0' with parent '/' already present!
[ 60.806271][ T8247] netdevsim netdevsim2 netdevsim0: renamed from eth0
[ 60.880301][ T8256] chnl_net:caif_netlink_parms(): no params data found
[ 60.892986][ T8254] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.900702][ T8254] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.908936][ T8254] device bridge_slave_0 entered promiscuous mode
[ 60.916505][ T8254] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.923546][ T8254] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.931652][ T8254] device bridge_slave_1 entered promiscuous mode
[ 60.940988][ T8247] netdevsim netdevsim2 netdevsim1: renamed from eth1
[ 60.997881][ T8250] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.004999][ T8250] bridge0: port 1(bridge_slave_0) entered disabled state
[ 61.015170][ T8250] device bridge_slave_0 entered promiscuous mode
[ 61.043756][ T8247] netdevsim netdevsim2 netdevsim2: renamed from eth2
[ 61.097993][ T8250] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.105080][ T8250] bridge0: port 2(bridge_slave_1) entered disabled state
[ 61.113743][ T8250] device bridge_slave_1 entered promiscuous mode
[ 61.134528][ T8256] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.142325][ T8256] bridge0: port 1(bridge_slave_0) entered disabled state
[ 61.150311][ T8256] device bridge_slave_0 entered promiscuous mode
[ 61.161236][ T8256] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.169056][ T8256] bridge0: port 2(bridge_slave_1) entered disabled state
[ 61.177644][ T8256] device bridge_slave_1 entered promiscuous mode
[ 61.185581][ T8247] netdevsim netdevsim2 netdevsim3: renamed from eth3
[ 61.234868][ T8254] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 61.263752][ T8242] 8021q: adding VLAN 0 to HW filter on device bond0
[ 61.277429][ T8250] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 61.290431][ T8254] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 61.309110][ T8256] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 61.328123][ T8250] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 61.358830][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 61.367541][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 61.376926][ T8256] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 61.398215][ T8245] netdevsim netdevsim1 netdevsim0: renamed from eth0
[ 61.438145][ T8245] netdevsim netdevsim1 netdevsim1: renamed from eth1
[ 61.490635][ T8254] team0: Port device team_slave_0 added
[ 61.498180][ T8250] team0: Port device team_slave_0 added
[ 61.504665][ T8254] team0: Port device team_slave_1 added
[ 61.512561][ T8256] team0: Port device team_slave_0 added
[ 61.520292][ T8242] 8021q: adding VLAN 0 to HW filter on device team0
[ 61.529361][ T8245] netdevsim netdevsim1 netdevsim2: renamed from eth2
[ 61.578473][ T8245] netdevsim netdevsim1 netdevsim3: renamed from eth3
[ 61.618452][ T8250] team0: Port device team_slave_1 added
[ 61.625351][ T8256] team0: Port device team_slave_1 added
[ 61.645001][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 61.654209][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 61.662685][ T43] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.669778][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 61.727699][ T8254] device hsr_slave_0 entered promiscuous mode
[ 61.776334][ T8254] device hsr_slave_1 entered promiscuous mode
[ 61.816023][ T8254] debugfs: Directory 'hsr0' with parent '/' already present!
[ 61.847797][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 61.857206][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 61.865600][ T43] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.872702][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 61.881112][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 61.890218][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 61.958087][ T8250] device hsr_slave_0 entered promiscuous mode
[ 62.026431][ T8250] device hsr_slave_1 entered promiscuous mode
[ 62.066027][ T8250] debugfs: Directory 'hsr0' with parent '/' already present!
[ 62.137677][ T8256] device hsr_slave_0 entered promiscuous mode
[ 62.156844][ T8256] device hsr_slave_1 entered promiscuous mode
[ 62.216040][ T8256] debugfs: Directory 'hsr0' with parent '/' already present!
[ 62.225021][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 62.233721][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 62.242108][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 62.250623][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 62.260952][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 62.269274][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 62.278234][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 62.286504][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 62.322149][ T8250] netdevsim netdevsim3 netdevsim0: renamed from eth0
[ 62.378419][ T8250] netdevsim netdevsim3 netdevsim1: renamed from eth1
[ 62.428528][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 62.457996][ T8250] netdevsim netdevsim3 netdevsim2: renamed from eth2
[ 62.499044][ T8250] netdevsim netdevsim3 netdevsim3: renamed from eth3
[ 62.563899][ T8254] netdevsim netdevsim4 netdevsim0: renamed from eth0
[ 62.601056][ T8254] netdevsim netdevsim4 netdevsim1: renamed from eth1
[ 62.651090][ T8247] 8021q: adding VLAN 0 to HW filter on device bond0
[ 62.671077][ T8254] netdevsim netdevsim4 netdevsim2: renamed from eth2
[ 62.712337][ T8245] 8021q: adding VLAN 0 to HW filter on device bond0
[ 62.728535][ T3742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 62.739676][ T3742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 62.749937][ T3742] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 62.757860][ T3742] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 62.769700][ T8247] 8021q: adding VLAN 0 to HW filter on device team0
[ 62.779932][ T8254] netdevsim netdevsim4 netdevsim3: renamed from eth3
[ 62.830042][ T8242] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 62.850231][ T8256] netdevsim netdevsim5 netdevsim0: renamed from eth0
[ 62.891301][ T8256] netdevsim netdevsim5 netdevsim1: renamed from eth1
[ 62.938748][ T8256] netdevsim netdevsim5 netdevsim2: renamed from eth2
[ 62.999038][ T8256] netdevsim netdevsim5 netdevsim3: renamed from eth3
[ 63.057988][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 63.067256][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 63.075568][ T8253] bridge0: port 1(bridge_slave_0) entered blocking state
[ 63.082726][ T8253] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 63.114641][ T8247] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 63.125633][ T8247] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 63.144932][ T8245] 8021q: adding VLAN 0 to HW filter on device team0
[ 63.159291][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 63.167415][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 63.177238][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 63.190693][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state
[ 63.197930][ T8253] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 63.206712][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 63.215220][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 63.223929][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 63.232521][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 63.240838][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 63.249510][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 63.257940][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 63.266283][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 63.275066][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 63.283600][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 63.291970][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 63.300116][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 63.311962][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 63.319840][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 63.372372][ T3742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 63.392309][ T3742] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 168.405820][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 168.412693][ C1] rcu: 1-...!: (10499 ticks this GP) idle=2be/1/0x4000000000000002 softirq=10754/10754 fqs=0
[ 168.423165][ C1] (t=10501 jiffies g=6509 q=44)
[ 168.428182][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6509 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 168.439285][ C1] rcu: RCU grace-period kthread stack dump:
[ 168.446121][ C1] rcu_preempt R running task 28536 10 2 0x80004000
[ 168.454026][ C1] Call Trace:
[ 168.457400][ C1] __schedule+0x9a0/0xcc0
[ 168.461827][ C1] schedule+0x181/0x210
[ 168.466341][ C1] schedule_timeout+0x14f/0x240
[ 168.471218][ C1] ? run_local_timers+0x120/0x120
[ 168.476422][ C1] rcu_gp_kthread+0xed8/0x1770
[ 168.481199][ C1] kthread+0x332/0x350
[ 168.485253][ C1] ? rcu_report_qs_rsp+0x140/0x140
[ 168.490384][ C1] ? kthread_blkcg+0xe0/0xe0
[ 168.495068][ C1] ret_from_fork+0x24/0x30
[ 168.499492][ C1] NMI backtrace for cpu 1
[ 168.503826][ C1] CPU: 1 PID: 8242 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0
[ 168.512043][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 168.522200][ C1] Call Trace:
[ 168.525476][ C1]
[ 168.528337][ C1] dump_stack+0x1fb/0x318
[ 168.532660][ C1] nmi_cpu_backtrace+0xaf/0x1a0
[ 168.537878][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290
[ 168.544024][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 168.550079][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290
[ 168.556140][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 168.562025][ C1] rcu_dump_cpu_stacks+0x15a/0x220
[ 168.567130][ C1] rcu_sched_clock_irq+0xe25/0x1ad0
[ 168.572337][ C1] ? trace_hardirqs_off+0x74/0x80
[ 168.577352][ C1] update_process_times+0x12d/0x180
[ 168.582628][ C1] tick_sched_timer+0x263/0x420
[ 168.587481][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0
[ 168.593023][ C1] __hrtimer_run_queues+0x403/0x840
[ 168.598224][ C1] hrtimer_interrupt+0x38c/0xda0
[ 168.603257][ C1] ? debug_smp_processor_id+0x9/0x20
[ 168.608543][ C1] smp_apic_timer_interrupt+0x109/0x280
[ 168.614345][ C1] apic_timer_interrupt+0xf/0x20
[ 168.619286][ C1]
[ 168.622232][ C1] RIP: 0010:__memcg_kmem_uncharge+0x8/0x2e0
[ 168.628205][ C1] Code: 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 dc 7d ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 <41> 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c
[ 168.647817][ C1] RSP: 0018:ffffc90002097748 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[ 168.656319][ C1] RAX: ffffffff81486ea4 RBX: ffffea0002316e40 RCX: ffff88807f41e000
[ 168.664365][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002316e40
[ 168.672339][ C1] RBP: ffffc90002097758 R08: 000000000003a768 R09: fffffbfff120248a
[ 168.680412][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88808ba19520
[ 168.688461][ C1] R13: dffffc0000000000 R14: 1ffff110117432a4 R15: ffff8880a77f19e8
[ 168.696439][ C1] ? free_thread_stack+0x124/0x590
[ 168.701744][ C1] free_thread_stack+0x12e/0x590
[ 168.706677][ C1] put_task_stack+0xa3/0x130
[ 168.711286][ C1] finish_task_switch+0x3f1/0x550
[ 168.716307][ C1] __schedule+0x9a8/0xcc0
[ 168.720650][ C1] ? ___preempt_schedule+0x16/0x18
[ 168.725747][ C1] preempt_schedule+0xdb/0x120
[ 168.730528][ C1] ___preempt_schedule+0x16/0x18
[ 168.735575][ C1] ? page_poisoning_enabled+0x1c/0x30
[ 168.741043][ C1] prep_new_page+0x161/0x2e0
[ 168.745657][ C1] get_page_from_freelist+0x850/0xaa0
[ 168.751038][ C1] __alloc_pages_nodemask+0x264/0x5d0
[ 168.756424][ C1] alloc_pages_vma+0x4f7/0xd50
[ 168.761183][ C1] wp_page_copy+0x20b/0x1ca0
[ 168.765772][ C1] ? do_raw_spin_unlock+0x136/0x260
[ 168.770966][ C1] do_wp_page+0x5e4/0x16d0
[ 168.775380][ C1] ? __kasan_check_write+0x14/0x20
[ 168.780494][ C1] handle_mm_fault+0x23c5/0x2890
[ 168.785456][ C1] do_user_addr_fault+0x589/0xaf0
[ 168.790566][ C1] __do_page_fault+0xd3/0x1f0
[ 168.795457][ C1] do_page_fault+0x99/0xb0
[ 168.800084][ C1] page_fault+0x39/0x40
[ 168.804240][ C1] RIP: 0033:0x40e271
[ 168.808126][ C1] Code: 3d 23 9e 34 00 00 0f 85 d8 08 00 00 e8 18 a9 04 00 85 c0 89 c5 0f 88 39 06 00 00 0f 84 ba 05 00 00 89 c6 bf 14 01 4c 00 31 c0 5a 3b ff ff c7 44 24 30 00 00 00 00 e8 2d 43 ff ff 49 89 c6 48
[ 168.827908][ C1] RSP: 002b:00007ffc19294770 EFLAGS: 00010246
[ 168.833960][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000458c4a
[ 168.841937][ C1] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000004c0114
[ 168.849911][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000001c08940
[ 168.857875][ C1] R10: 0000000001c08c10 R11: 0000000000000246 R12: 0000000000000001
[ 168.866038][ C1] R13: 00007ffc192947a0 R14: 0000000000000000 R15: 00007ffc192947b0