[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[   38.607691] audit: type=1800 audit(1545709617.494:25): pid=7807 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0
[   38.647589] audit: type=1800 audit(1545709617.494:26): pid=7807 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[   38.684214] audit: type=1800 audit(1545709617.494:27): pid=7807 uid=0 auid=4294967295 ses=4294967295 subj==unconfined 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

syzkaller login: [   44.023968] sshd (7944) used greatest stack depth: 15736 bytes left
Warning: Permanently added '10.128.0.96' (ECDSA) to the list of known hosts.
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
[  189.679739] IPVS: ftp: loaded support on port[0] = 21
[  189.688481] IPVS: ftp: loaded support on port[0] = 21
[  189.703505] IPVS: ftp: loaded support on port[0] = 21
[  189.715850] IPVS: ftp: loaded support on port[0] = 21
RTNETLINK answers: Operation not permitted
RTNETLINK answers: Operation not permitted
[  189.834824] IPVS: ftp: loaded support on port[0] = 21
[  189.839491] IPVS: ftp: loaded support on port[0] = 21
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
[  191.159893] bridge0: port 1(bridge_slave_0) entered blocking state
[  191.167087] bridge0: port 1(bridge_slave_0) entered disabled state
[  191.188212] device bridge_slave_0 entered promiscuous mode
[  191.199642] bridge0: port 1(bridge_slave_0) entered blocking state
[  191.206008] bridge0: port 1(bridge_slave_0) entered disabled state
[  191.214335] device bridge_slave_0 entered promiscuous mode
[  191.232324] bridge0: port 1(bridge_slave_0) entered blocking state
[  191.246161] bridge0: port 1(bridge_slave_0) entered disabled state
[  191.253927] device bridge_slave_0 entered promiscuous mode
[  191.262971] bridge0: port 1(bridge_slave_0) entered blocking state
[  191.275800] bridge0: port 1(bridge_slave_0) entered disabled state
[  191.283654] device bridge_slave_0 entered promiscuous mode
[  191.292956] bridge0: port 2(bridge_slave_1) entered blocking state
[  191.300711] bridge0: port 2(bridge_slave_1) entered disabled state
[  191.308787] device bridge_slave_1 entered promiscuous mode
[  191.316580] bridge0: port 1(bridge_slave_0) entered blocking state
[  191.323694] bridge0: port 1(bridge_slave_0) entered disabled state
[  191.331472] device bridge_slave_0 entered promiscuous mode
[  191.341242] bridge0: port 2(bridge_slave_1) entered blocking state
[  191.347936] bridge0: port 2(bridge_slave_1) entered disabled state
[  191.355381] device bridge_slave_1 entered promiscuous mode
[  191.362250] bridge0: port 2(bridge_slave_1) entered blocking state
[  191.371965] bridge0: port 2(bridge_slave_1) entered disabled state
[  191.379920] device bridge_slave_1 entered promiscuous mode
[  191.388894] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  191.395925] bridge0: port 2(bridge_slave_1) entered blocking state
[  191.402565] bridge0: port 2(bridge_slave_1) entered disabled state
[  191.410243] device bridge_slave_1 entered promiscuous mode
[  191.418213] bridge0: port 1(bridge_slave_0) entered blocking state
[  191.424602] bridge0: port 1(bridge_slave_0) entered disabled state
[  191.439595] device bridge_slave_0 entered promiscuous mode
[  191.450576] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  191.460843] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  191.472238] bridge0: port 2(bridge_slave_1) entered blocking state
[  191.482912] bridge0: port 2(bridge_slave_1) entered disabled state
[  191.497811] device bridge_slave_1 entered promiscuous mode
[  191.506307] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  191.519298] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  191.529982] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  191.537922] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  191.545570] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  191.561439] bridge0: port 2(bridge_slave_1) entered blocking state
[  191.580178] bridge0: port 2(bridge_slave_1) entered disabled state
[  191.602786] device bridge_slave_1 entered promiscuous mode
[  191.611699] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  191.644699] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  191.668527] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  191.758226] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  191.815811] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  191.844151] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  191.857744] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  191.877578] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  191.898803] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  191.929236] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  191.941027] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  191.956460] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  191.971122] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  191.984513] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  191.997627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  192.012731] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  192.035723] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  192.049277] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  192.064679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  192.080374] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  192.088601] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  192.095634] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  192.116465] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  192.137970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  192.146378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  192.154629] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  192.166730] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  192.175794] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  192.186282] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  192.204134] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  192.212793] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  192.229580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  192.245386] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  192.253541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  192.352403] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  192.362691] team0: Port device team_slave_0 added
[  192.404430] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  192.413538] team0: Port device team_slave_0 added
[  192.452526] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  192.460809] team0: Port device team_slave_1 added
[  192.470122] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  192.480401] team0: Port device team_slave_0 added
[  192.510442] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  192.520703] team0: Port device team_slave_0 added
[  192.546800] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  192.555477] team0: Port device team_slave_1 added
[  192.564103] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  192.573179] team0: Port device team_slave_1 added
[  192.603889] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  192.623763] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  192.631820] team0: Port device team_slave_0 added
[  192.649364] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  192.656820] team0: Port device team_slave_1 added
[  192.667816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  192.675805] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  192.691753] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  192.712686] team0: Port device team_slave_0 added
[  192.719073] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  192.731648] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  192.739302] team0: Port device team_slave_1 added
[  192.756476] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  192.769101] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  192.782823] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  192.804245] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  192.812473] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  192.823831] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  192.831174] team0: Port device team_slave_1 added
[  192.840148] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  192.850119] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  192.863821] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  192.872326] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  192.885716] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  192.903885] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  192.914966] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  192.924220] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  192.932431] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  192.940609] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  192.948491] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  192.956040] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  192.964012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  192.971715] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  192.979639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  192.990985] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  193.002118] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  193.012797] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  193.029838] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  193.036688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  193.055622] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  193.064993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  193.073176] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  193.082204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  193.090558] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  193.098932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  193.106632] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  193.114667] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  193.124540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  193.144158] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  193.152763] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  193.174028] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  193.183019] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  193.196931] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  193.206431] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  193.218716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  193.226706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  193.248431] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  193.256421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  193.267889] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  193.279117] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  193.296280] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  193.316094] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  193.331597] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  193.339668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  193.352302] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  193.368145] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  193.378636] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  193.389369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  193.398322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  193.406358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
[  193.969617] bridge0: port 2(bridge_slave_1) entered blocking state
[  193.976115] bridge0: port 2(bridge_slave_1) entered forwarding state
[  193.983140] bridge0: port 1(bridge_slave_0) entered blocking state
[  193.989564] bridge0: port 1(bridge_slave_0) entered forwarding state
[  194.005408] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  194.074016] bridge0: port 2(bridge_slave_1) entered blocking state
[  194.080450] bridge0: port 2(bridge_slave_1) entered forwarding state
[  194.087179] bridge0: port 1(bridge_slave_0) entered blocking state
[  194.094077] bridge0: port 1(bridge_slave_0) entered forwarding state
[  194.104935] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  194.116271] bridge0: port 2(bridge_slave_1) entered blocking state
[  194.122716] bridge0: port 2(bridge_slave_1) entered forwarding state
[  194.129477] bridge0: port 1(bridge_slave_0) entered blocking state
[  194.135845] bridge0: port 1(bridge_slave_0) entered forwarding state
[  194.151365] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  194.160336] bridge0: port 2(bridge_slave_1) entered blocking state
[  194.166698] bridge0: port 2(bridge_slave_1) entered forwarding state
RTNETLINK answers: No buffer space available
[  194.173409] bridge0: port 1(bridge_slave_0) entered blocking state
[  194.179842] bridge0: port 1(bridge_slave_0) entered forwarding state
[  194.188589] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  194.202517] bridge0: port 2(bridge_slave_1) entered blocking state
[  194.208927] bridge0: port 2(bridge_slave_1) entered forwarding state
[  194.215584] bridge0: port 1(bridge_slave_0) entered blocking state
RTNETLINK answers: Operation not supported
[  194.222007] bridge0: port 1(bridge_slave_0) entered forwarding state
[  194.230185] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
RTNETLINK answers: No buffer space available
RTNETLINK answers: No buffer space available
RTNETLINK answers: No buffer space available
RTNETLINK answers: No buffer space available
[  194.319609] bridge0: port 2(bridge_slave_1) entered blocking state
[  194.326049] bridge0: port 2(bridge_slave_1) entered forwarding state
[  194.332773] bridge0: port 1(bridge_slave_0) entered blocking state
[  194.339182] bridge0: port 1(bridge_slave_0) entered forwarding state
[  194.353253] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: No buffer space available
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
[  194.907983] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  194.915688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  194.934488] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  194.943149] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  194.950753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
[  194.958321] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Invalid argument
RTNETLINK answers: Operation not supported
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
[  197.059982] 8021q: adding VLAN 0 to HW filter on device bond0
[  197.071176] 8021q: adding VLAN 0 to HW filter on device bond0
[  197.098760] 8021q: adding VLAN 0 to HW filter on device bond0
[  197.108765] 8021q: adding VLAN 0 to HW filter on device bond0
[  197.178585] 8021q: adding VLAN 0 to HW filter on device bond0
[  197.251695] 8021q: adding VLAN 0 to HW filter on device bond0
[  197.324611] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  197.337215] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  197.359112] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  197.368854] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  197.452187] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  197.536964] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  197.563597] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  197.577575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  197.586561] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  197.606897] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  197.616002] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  197.628096] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  197.654667] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  197.672117] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  197.680284] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  197.696773] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  197.713078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  197.722204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  197.807665] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  197.814002] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  197.827782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  197.870170] 8021q: adding VLAN 0 to HW filter on device team0
[  197.925380] 8021q: adding VLAN 0 to HW filter on device team0
[  197.952001] 8021q: adding VLAN 0 to HW filter on device team0
[  197.964958] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  197.977488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  197.990194] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  198.045255] 8021q: adding VLAN 0 to HW filter on device team0
[  198.105571] 8021q: adding VLAN 0 to HW filter on device team0
[  198.239689] 8021q: adding VLAN 0 to HW filter on device team0
executing program
executing program
executing program
executing program
executing program
executing program
[  202.887238] Kernel panic - not syncing: corrupted stack end detected inside scheduler
[  202.895427] CPU: 0 PID: 7 Comm: kworker/u4:0 Not tainted 4.20.0 #290
[  202.901923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  202.911299] Workqueue: writeback wb_workfn (flush-8:0)
[  202.916579] Call Trace:
[  202.919169]  dump_stack+0x1d3/0x2c6
[  202.922788]  ? dump_stack_print_info.cold.1+0x20/0x20
[  202.927971]  panic+0x2ad/0x55c
[  202.931162]  ? add_taint.cold.5+0x16/0x16
[  202.935321]  ? print_usage_bug+0xc0/0xc0
[  202.939404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  202.944925]  ? check_preemption_disabled+0x48/0x280
[  202.949940]  ? check_preemption_disabled+0x3a/0x280
[  202.954951]  __schedule+0x1ec6/0x1ed0
[  202.958737]  ? find_held_lock+0x36/0x1c0
[  202.962972]  ? __sched_text_start+0x8/0x8
[  202.967111]  ? mark_held_locks+0xc7/0x130
[  202.971251]  ? preempt_schedule_irq+0x5e/0x110
[  202.975864]  ? preempt_schedule_irq+0x5e/0x110
[  202.980434]  ? lockdep_hardirqs_on+0x421/0x5c0
[  202.985019]  ? trace_hardirqs_on+0xbd/0x310
[  202.989326]  ? retint_kernel+0x1b/0x2d
[  202.993225]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  202.998721]  preempt_schedule_irq+0x87/0x110
[  203.003130]  retint_kernel+0x1b/0x2d
[  203.006841] RIP: 0010:free_unref_page_list+0xbda/0x11e0
[  203.012202] Code: 85 80 fd ff ff 48 c1 e8 03 80 3c 18 00 0f 85 7e 04 00 00 48 83 3d b5 8f b2 07 00 0f 84 85 01 00 00 48 8b bd a0 fd ff ff 57 9d <0f> 1f 44 00 00 e9 cb fd ff ff 0f 0b e9 f4 f8 ff ff 48 c7 85 80 fd
[  203.031083] RSP: 0018:ffff8881d9ac1598 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  203.038769] RAX: 1ffffffff12a4016 RBX: dffffc0000000000 RCX: 1ffff1103b357160
[  203.046021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  203.053282] RBP: ffff8881d9ac1838 R08: ffff8881d9ab8b00 R09: 0000000000000006
[  203.060538] R10: 0000000000000000 R11: ffff8881d9ab81c0 R12: ffffea00076be808
[  203.067800] R13: ffff8881d9ac1810 R14: ffffea00076be800 R15: ffff8881d9ac1a38
[  203.075070]  ? __page_frag_cache_drain+0x210/0x210
[  203.080083]  ? lockdep_hardirqs_on+0x421/0x5c0
[  203.084673]  ? trace_hardirqs_on+0xbd/0x310
[  203.088983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  203.094623]  ? mem_cgroup_uncharge_list+0x17b/0x210
[  203.099661]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  203.105102]  ? check_preemption_disabled+0x48/0x280
[  203.110104]  ? __this_cpu_preempt_check+0x1c/0x20
[  203.114934]  ? uncharge_batch+0x451/0x760
[  203.119069]  ? mem_cgroup_uncharge_list+0x17b/0x210
[  203.124082]  ? mem_cgroup_uncharge+0x100/0x100
[  203.128677]  ? arch_local_save_flags+0x40/0x40
[  203.133254]  shrink_page_list+0x6d2b/0xc620
[  203.137610]  ? page_evictable+0x540/0x540
[  203.141788]  ? rb_erase_cached+0xc78/0x3720
[  203.146098]  ? rb_next+0x140/0x140
[  203.149682]  ? graph_lock+0x270/0x270
[  203.153489]  ? __update_load_avg_blocked_se+0x690/0x690
[  203.158852]  ? __update_load_avg_se+0xae0/0xae0
[  203.163505]  ? graph_lock+0x270/0x270
[  203.167314]  ? update_load_avg+0x387/0x2470
[  203.171658]  ? attach_entity_load_avg+0x860/0x860
[  203.176497]  ? update_load_avg+0x387/0x2470
[  203.180810]  ? attach_entity_load_avg+0x860/0x860
[  203.185661]  ? rb_erase+0x3710/0x3710
[  203.189464]  ? graph_lock+0x270/0x270
[  203.193250]  ? print_usage_bug+0xc0/0xc0
[  203.197329]  ? graph_lock+0x270/0x270
[  203.201128]  ? graph_lock+0x270/0x270
[  203.204940]  ? __lock_is_held+0xb5/0x140
[  203.209007]  ? __lock_acquire+0x62f/0x4c20
[  203.213231]  ? __lock_is_held+0xb5/0x140
[  203.217282]  ? __account_cfs_rq_runtime+0x790/0x790
[  203.222289]  ? set_next_entity+0x2f0/0xaf0
[  203.226544]  ? __lock_acquire+0x62f/0x4c20
[  203.230836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.236370]  ? update_load_avg+0x2470/0x2470
[  203.240777]  ? __enqueue_entity+0x10d/0x1f0
[  203.245098]  ? pick_next_task_fair+0xa05/0x1b40
[  203.249755]  ? rcu_read_lock_sched_held+0x108/0x120
[  203.254776]  ? rcu_note_context_switch+0x12ad/0x2150
[  203.259888]  ? graph_lock+0x270/0x270
[  203.263668]  ? print_usage_bug+0xc0/0xc0
[  203.267721]  ? print_usage_bug+0xc0/0xc0
[  203.271779]  ? native_load_gs_index+0x10/0x30
[  203.276297]  ? trace_hardirqs_off_caller+0xbb/0x310
[  203.281303]  ? kasan_check_write+0x14/0x20
[  203.285526]  ? __lock_acquire+0x62f/0x4c20
[  203.289748]  ? _raw_spin_unlock_irq+0x27/0x80
[  203.294230]  ? _raw_spin_unlock_irq+0x27/0x80
[  203.298750]  ? lockdep_hardirqs_on+0x421/0x5c0
[  203.303355]  ? trace_hardirqs_on+0xbd/0x310
[  203.307703]  ? kasan_check_read+0x11/0x20
[  203.311841]  ? mark_held_locks+0x130/0x130
[  203.316061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.321582]  ? _raw_spin_unlock_irq+0x60/0x80
[  203.326062]  ? finish_task_switch+0x1b4/0x910
[  203.330543]  ? __switch_to_asm+0x34/0x70
[  203.334611]  ? __switch_to_asm+0x34/0x70
[  203.338683]  ? __switch_to_asm+0x34/0x70
[  203.342726]  ? __switch_to_asm+0x40/0x70
[  203.346770]  ? __switch_to_asm+0x34/0x70
[  203.350810]  ? __switch_to_asm+0x40/0x70
[  203.354874]  ? __switch_to_asm+0x34/0x70
[  203.358942]  ? __switch_to_asm+0x34/0x70
[  203.362996]  ? __switch_to_asm+0x40/0x70
[  203.367041]  ? print_usage_bug+0xc0/0xc0
[  203.371083]  ? __switch_to_asm+0x40/0x70
[  203.375126]  ? __switch_to_asm+0x34/0x70
[  203.379175]  ? __schedule+0x874/0x1ed0
[  203.383068]  ? graph_lock+0x270/0x270
[  203.386869]  ? mark_held_locks+0xc7/0x130
[  203.391042]  ? rb_erase_cached+0xc78/0x3720
[  203.395350]  ? rb_next+0x140/0x140
[  203.398892]  ? lock_downgrade+0x900/0x900
[  203.403041]  ? kasan_check_read+0x11/0x20
[  203.407172]  ? do_raw_spin_unlock+0xa7/0x330
[  203.411583]  ? do_raw_spin_trylock+0x270/0x270
[  203.416185]  ? __ia32_sys_msync+0x510/0x510
[  203.420493]  ? print_usage_bug+0xc0/0xc0
[  203.424547]  ? _raw_spin_unlock+0x2c/0x50
[  203.428694]  ? page_vma_mapped_walk+0x2f1/0x27f0
[  203.433441]  ? __lock_acquire+0x62f/0x4c20
[  203.437675]  ? __isolate_lru_page+0xd05/0x1540
[  203.442246]  ? graph_lock+0x270/0x270
[  203.446041]  ? print_usage_bug+0xc0/0xc0
[  203.450091]  ? mark_held_locks+0x130/0x130
[  203.454323]  ? __lock_acquire+0x62f/0x4c20
[  203.458570]  ? find_held_lock+0x36/0x1c0
[  203.462615]  ? print_usage_bug+0xc0/0xc0
[  203.466677]  ? graph_lock+0x270/0x270
[  203.470504]  ? __lock_acquire+0x62f/0x4c20
[  203.474723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.480280]  ? check_preemption_disabled+0x48/0x280
[  203.485288]  ? __update_load_avg_blocked_se+0x690/0x690
[  203.490636]  ? __update_load_avg_se+0xae0/0xae0
[  203.495287]  ? graph_lock+0x270/0x270
[  203.499078]  ? update_load_avg+0x387/0x2470
[  203.503397]  ? attach_entity_load_avg+0x860/0x860
[  203.508239]  ? update_load_avg+0x387/0x2470
[  203.512553]  ? attach_entity_load_avg+0x860/0x860
[  203.517390]  ? attach_entity_load_avg+0x860/0x860
[  203.522236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  203.527768]  ? __isolate_lru_page+0xd05/0x1540
[  203.532351]  ? putback_lru_page+0x280/0x280
[  203.536658]  ? rb_erase+0x3710/0x3710
[  203.540446]  ? mark_held_locks+0x130/0x130
[  203.544669]  ? cpuacct_charge+0x265/0x440
[  203.548830]  ? find_held_lock+0x36/0x1c0
[  203.552892]  ? graph_lock+0x270/0x270
[  203.556687]  ? print_usage_bug+0xc0/0xc0
[  203.560747]  ? graph_lock+0x270/0x270
[  203.564538]  ? rcu_read_unlock_special+0x1d0/0x1d0
[  203.569459]  ? kasan_check_read+0x11/0x20
[  203.573600]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  203.578880]  ? graph_lock+0x270/0x270
[  203.582671]  ? __lock_is_held+0xb5/0x140
[  203.586733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.592254]  ? check_preemption_disabled+0x48/0x280
[  203.597334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.602870]  ? check_preemption_disabled+0x48/0x280
[  203.607869]  ? __lock_is_held+0xb5/0x140
[  203.611916]  ? __this_cpu_preempt_check+0x1c/0x20
[  203.616747]  ? __mod_zone_page_state+0x8a/0xf0
[  203.621319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.626844]  ? isolate_lru_pages.isra.57+0xc7d/0x19e0
[  203.632045]  ? __isolate_lru_page+0x1540/0x1540
[  203.636707]  ? graph_lock+0x270/0x270
[  203.640493]  ? print_usage_bug+0xc0/0xc0
[  203.644554]  ? __account_cfs_rq_runtime+0x790/0x790
[  203.649577]  ? find_held_lock+0x36/0x1c0
[  203.653645]  ? graph_lock+0x270/0x270
[  203.657436]  ? print_usage_bug+0xc0/0xc0
[  203.661483]  ? mark_held_locks+0xc7/0x130
[  203.665617]  ? _raw_spin_unlock_irq+0x27/0x80
[  203.670116]  ? graph_lock+0x270/0x270
[  203.673907]  ? print_usage_bug+0xc0/0xc0
[  203.677957]  ? mark_held_locks+0xc7/0x130
[  203.682103]  ? find_held_lock+0x36/0x1c0
[  203.686166]  ? mark_held_locks+0xc7/0x130
[  203.690298]  ? _raw_spin_unlock_irq+0x27/0x80
[  203.694788]  ? _raw_spin_unlock_irq+0x27/0x80
[  203.699293]  ? lockdep_hardirqs_on+0x421/0x5c0
[  203.703887]  ? trace_hardirqs_on+0xbd/0x310
[  203.708208]  ? kasan_check_read+0x11/0x20
[  203.712342]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  203.717778]  ? trace_hardirqs_on+0x310/0x310
[  203.722181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.727715]  ? check_preemption_disabled+0x48/0x280
[  203.732728]  shrink_inactive_list+0x77b/0x1c60
[  203.737349]  ? putback_inactive_pages+0x27e0/0x27e0
[  203.742364]  ? kasan_check_read+0x11/0x20
[  203.746499]  ? mem_cgroup_get_nr_swap_pages+0xa1/0x340
[  203.751771]  ? __rcu_read_unlock+0x2d6/0x2e0
[  203.756178]  ? blk_lld_busy+0x70/0x70
[  203.759982]  ? kasan_check_read+0x11/0x20
[  203.764129]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  203.769081]  shrink_node_memcg+0x78b/0x18f0
[  203.773409]  ? shrink_active_list+0x1f00/0x1f00
[  203.778065]  ? mem_cgroup_from_id+0x30/0x30
[  203.782372]  ? lock_downgrade+0x900/0x900
[  203.786559]  ? pool_mayday_timeout+0x6d0/0x6d0
[  203.791129]  ? kasan_check_read+0x11/0x20
[  203.795281]  ? do_raw_spin_unlock+0xa7/0x330
[  203.799703]  ? ___preempt_schedule+0x16/0x18
[  203.804114]  ? _raw_spin_unlock+0x3f/0x50
[  203.808249]  shrink_node+0x3bc/0x16b0
[  203.812043]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  203.817349]  ? shrink_node_memcg+0x18f0/0x18f0
[  203.821939]  ? lockdep_hardirqs_on+0x421/0x5c0
[  203.826512]  ? trace_hardirqs_on+0xbd/0x310
[  203.830832]  ? vmpressure+0x271/0x340
[  203.834627]  ? do_raw_spin_trylock+0x270/0x270
[  203.839225]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  203.844764]  ? __cpuset_node_allowed+0x19b/0x660
[  203.849504]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  203.855197]  ? vmpressure+0x1a2/0x340
[  203.858995]  do_try_to_free_pages+0x3df/0x1290
[  203.863561]  ? graph_lock+0x270/0x270
[  203.867405]  ? shrink_node+0x16b0/0x16b0
[  203.871478]  ? __lock_is_held+0xb5/0x140
[  203.875529]  try_to_free_pages+0x4d0/0xb90
[  203.879766]  ? do_try_to_free_pages+0x1290/0x1290
[  203.884614]  ? kasan_check_read+0x11/0x20
[  203.888747]  ? psi_memstall_enter+0x24f/0x2c0
[  203.893231]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  203.898676]  ? lock_repin_lock+0x430/0x430
[  203.902913]  ? _raw_spin_unlock_irq+0x60/0x80
[  203.907391]  ? psi_memstall_enter+0x24f/0x2c0
[  203.911871]  ? psi_memstall_tick+0x230/0x230
[  203.916275]  __alloc_pages_slowpath+0xa48/0x2df0
[  203.921035]  ? warn_alloc+0x120/0x120
[  203.924838]  ? find_held_lock+0x36/0x1c0
[  203.928891]  ? graph_lock+0x270/0x270
[  203.932686]  ? graph_lock+0x270/0x270
[  203.936492]  ? check_preemption_disabled+0x48/0x280
[  203.941493]  ? graph_lock+0x270/0x270
[  203.945308]  ? __lock_is_held+0xb5/0x140
[  203.949366]  ? find_held_lock+0x36/0x1c0
[  203.953413]  ? graph_lock+0x270/0x270
[  203.957201]  ? lock_downgrade+0x900/0x900
[  203.961331]  ? check_preemption_disabled+0x48/0x280
[  203.966335]  ? __lock_is_held+0xb5/0x140
[  203.970386]  ? rcu_softirq_qs+0x20/0x20
[  203.974360]  ? ___might_sleep+0x1ed/0x300
[  203.978490]  ? arch_local_save_flags+0x40/0x40
[  203.983056]  ? graph_lock+0x270/0x270
[  203.986846]  ? __might_sleep+0x95/0x190
[  203.990808]  __alloc_pages_nodemask+0xad8/0xea0
[  203.995470]  ? __alloc_pages_slowpath+0x2df0/0x2df0
[  204.000472]  ? trace_hardirqs_on+0xbd/0x310
[  204.004780]  ? graph_lock+0x270/0x270
[  204.008566]  ? find_held_lock+0x36/0x1c0
[  204.012622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.018140]  ? pagecache_get_page+0x2d8/0xf00
[  204.022623]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  204.028144]  alloc_pages_current+0x10c/0x210
[  204.032541]  __page_cache_alloc+0x38c/0x5b0
[  204.036850]  ? print_usage_bug+0xc0/0xc0
[  204.040901]  ? __update_load_avg_se+0x5eb/0xae0
[  204.045575]  ? filemap_range_has_page+0x4e0/0x4e0
[  204.050409]  ? __update_load_avg_blocked_se+0x690/0x690
[  204.055787]  pagecache_get_page+0x396/0xf00
[  204.060092]  ? find_get_pages_contig+0x18d0/0x18d0
[  204.065007]  ? __find_get_block+0x2f7/0xf20
[  204.069323]  ? __find_get_block+0x2f7/0xf20
[  204.073632]  ? lockdep_hardirqs_on+0x421/0x5c0
[  204.078200]  ? trace_hardirqs_on+0xbd/0x310
[  204.082502]  ? __bfs+0xb0/0x7a0
[  204.085774]  ? __getblk_gfp+0x2b3/0xd50
[  204.089810]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  204.095271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  204.100810]  ? check_preemption_disabled+0x48/0x280
[  204.105809]  ? lockdep_on+0x50/0x50
[  204.109426]  ? __find_get_block+0x3be/0xf20
[  204.113735]  ? try_to_free_buffers+0xc80/0xc80
[  204.118313]  ? ___might_sleep+0x1ed/0x300
[  204.122456]  ? arch_local_save_flags+0x40/0x40
[  204.127021]  ? __lock_acquire+0x282a/0x4c20
[  204.131332]  ? __might_sleep+0x95/0x190
[  204.135310]  __getblk_gfp+0x3aa/0xd50
[  204.139101]  ? __find_get_block+0xf20/0xf20
[  204.143425]  ? print_usage_bug+0xc0/0xc0
[  204.147490]  ? print_usage_bug+0xc0/0xc0
[  204.151550]  ? unwind_next_frame.part.7+0x1ae/0x9e0
[  204.156563]  ? unwind_dump+0x190/0x190
[  204.160431]  ? __lock_is_held+0xb5/0x140
[  204.164478]  ? unwind_dump+0x190/0x190
[  204.168356]  ? graph_lock+0x270/0x270
[  204.172157]  ? graph_lock+0x270/0x270
[  204.175946]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  204.180955]  ? ext4_get_group_desc+0x1c6/0x2c0
[  204.185526]  ext4_read_block_bitmap_nowait+0x314/0x1f50
[  204.190887]  ? find_held_lock+0x36/0x1c0
[  204.194938]  ? ext4_free_clusters_after_init+0xb20/0xb20
[  204.200375]  ? lock_downgrade+0x900/0x900
[  204.204547]  ? check_preemption_disabled+0x48/0x280
[  204.209566]  ? rcu_read_unlock_special+0x1d0/0x1d0
[  204.214498]  ? kasan_check_read+0x11/0x20
[  204.218633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  204.223894]  ? rcu_softirq_qs+0x20/0x20
[  204.227882]  ? ext4_mb_use_inode_pa+0x37f/0x530
[  204.232556]  ? ext4_mb_use_preallocated.constprop.31+0xf4/0x11c0
[  204.238728]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  204.243750]  ext4_read_block_bitmap+0x1f/0x90
[  204.248252]  ext4_mb_mark_diskspace_used+0x19e/0x10d0
[  204.253451]  ? ext4_trim_extent+0x1300/0x1300
[  204.257930]  ? kmem_cache_alloc+0x33a/0x730
[  204.262241]  ext4_mb_new_blocks+0xea5/0x4840
[  204.266667]  ? ext4_discard_preallocations+0x13c0/0x13c0
[  204.272106]  ? unwind_next_frame.part.7+0x1ae/0x9e0
[  204.277102]  ? unwind_dump+0x190/0x190
[  204.280972]  ? unwind_dump+0x190/0x190
[  204.284853]  ? unwind_next_frame+0x3e/0x50
[  204.289074]  ? __save_stack_trace+0x7d/0xf0
[  204.293400]  ? ret_from_fork+0x3a/0x50
[  204.297315]  ? save_stack+0xa9/0xd0
[  204.300936]  ? save_stack+0x43/0xd0
[  204.304558]  ? kasan_kmalloc+0xc7/0xe0
[  204.308442]  ? __kmalloc+0x15b/0x770
[  204.312164]  ? ext4_find_extent+0x757/0x9b0
[  204.316468]  ? ext4_ext_map_blocks+0x2ad/0x6180
[  204.321119]  ? ext4_map_blocks+0x8f7/0x1b60
[  204.325421]  ? ext4_writepages+0x2573/0x4180
[  204.329839]  ? do_writepages+0x9a/0x1a0
[  204.333796]  ? __writeback_single_inode+0x20a/0x1660
[  204.338909]  ? writeback_sb_inodes+0x71f/0x1210
[  204.343565]  ? __writeback_inodes_wb+0x1b9/0x340
[  204.348304]  ? wb_writeback+0xa73/0xfc0
[  204.352276]  ? wb_workfn+0xee9/0x1790
[  204.356075]  ? process_one_work+0xc90/0x1c40
[  204.360463]  ? worker_thread+0x17f/0x1390
[  204.364623]  ? kthread+0x35a/0x440
[  204.368160]  ? ret_from_fork+0x3a/0x50
[  204.372049]  ? graph_lock+0x270/0x270
[  204.375834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.381354]  ? check_preemption_disabled+0x48/0x280
[  204.386368]  ? __lock_is_held+0xb5/0x140
[  204.390425]  ? graph_lock+0x270/0x270
[  204.394218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.399742]  ? check_preemption_disabled+0x48/0x280
[  204.404755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.410314]  ? ext4_ext_search_right+0x2e1/0xb10
[  204.415063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.420585]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  204.425605]  ext4_ext_map_blocks+0x2eef/0x6180
[  204.430220]  ? ext4_ext_release+0x10/0x10
[  204.434356]  ? __pagevec_release+0x88/0x120
[  204.438683]  ? find_held_lock+0x36/0x1c0
[  204.442793]  ? graph_lock+0x270/0x270
[  204.446609]  ? graph_lock+0x270/0x270
[  204.450396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.455930]  ? lock_acquire+0x1ed/0x520
[  204.459888]  ? ext4_map_blocks+0x88f/0x1b60
[  204.464197]  ? lock_release+0xa00/0xa00
[  204.468154]  ? arch_local_save_flags+0x40/0x40
[  204.472725]  ? ext4_es_cache_extent+0x6a0/0x6a0
[  204.477414]  ? down_write+0x8a/0x130
[  204.481131]  ? ext4_map_blocks+0x88f/0x1b60
[  204.485444]  ? down_read+0x120/0x120
[  204.489172]  ext4_map_blocks+0x8f7/0x1b60
[  204.493319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.498852]  ? check_preemption_disabled+0x48/0x280
[  204.503857]  ? ext4_issue_zeroout+0x160/0x160
[  204.508338]  ? __lock_is_held+0xb5/0x140
[  204.512393]  ext4_writepages+0x2573/0x4180
[  204.516626]  ? ext4_mark_inode_dirty+0xb20/0xb20
[  204.521381]  ? print_usage_bug+0xc0/0xc0
[  204.525425]  ? io_schedule+0x1c/0x70
[  204.529121]  ? __wait_on_bit+0x92/0x130
[  204.533102]  ? __lock_acquire+0x62f/0x4c20
[  204.537334]  ? init_wait_var_entry+0x1a0/0x1a0
[  204.541924]  ? print_usage_bug+0xc0/0xc0
[  204.545984]  ? __lock_acquire+0x62f/0x4c20
[  204.550204]  ? mark_held_locks+0x130/0x130
[  204.554432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  204.559964]  ? __ext4_get_inode_loc+0x470/0x1330
[  204.564787]  ? mark_held_locks+0x130/0x130
[  204.569032]  ? graph_lock+0x270/0x270
[  204.572838]  ? kasan_check_write+0x14/0x20
[  204.577085]  ? __brelse+0x104/0x180
[  204.580722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.586273]  ? check_preemption_disabled+0x48/0x280
[  204.591310]  ? ext4_mark_inode_dirty+0xb20/0xb20
[  204.596075]  do_writepages+0x9a/0x1a0
[  204.599877]  ? ext4_mark_inode_dirty+0xb20/0xb20
[  204.604627]  ? do_writepages+0x9a/0x1a0
[  204.608600]  __writeback_single_inode+0x20a/0x1660
[  204.613540]  ? __mark_inode_dirty+0x1510/0x1510
[  204.618209]  ? find_held_lock+0x36/0x1c0
[  204.622269]  ? find_held_lock+0x36/0x1c0
[  204.626319]  ? wbc_attach_and_unlock_inode+0x5c0/0xa30
[  204.631593]  ? lock_downgrade+0x900/0x900
[  204.635725]  ? find_held_lock+0x13f/0x1c0
[  204.639872]  ? kasan_check_read+0x11/0x20
[  204.644044]  ? do_raw_spin_unlock+0xa7/0x330
[  204.648462]  ? do_raw_spin_trylock+0x270/0x270
[  204.653054]  ? __lock_is_held+0xb5/0x140
[  204.657128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  204.662669]  ? wbc_attach_and_unlock_inode+0x675/0xa30
[  204.667954]  ? __writeback_single_inode+0x1660/0x1660
[  204.673163]  writeback_sb_inodes+0x71f/0x1210
[  204.677681]  ? wbc_detach_inode+0x940/0x940
[  204.678520] syz-executor451 invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
[  204.682014]  ? lock_release+0xa00/0xa00
[  204.682070]  ? down_read_trylock+0xda/0x140
[  204.702280]  ? trylock_super+0x22/0x110
[  204.702552] syz-executor451 cpuset=syz4 mems_allowed=0
[  204.706266]  ? downgrade_write+0x270/0x270
[  204.706294]  ? up_read_non_owner+0x100/0x100
[  204.706316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  204.725830]  __writeback_inodes_wb+0x1b9/0x340
[  204.730422]  ? writeback_sb_inodes+0x1210/0x1210
[  204.735183]  ? __lock_is_held+0xb5/0x140
[  204.739257]  wb_writeback+0xa73/0xfc0
[  204.743084]  ? writeback_inodes_wb.constprop.50+0x330/0x330
[  204.748806]  ? widen_string+0xe0/0x2e0
[  204.752713]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  204.757912]  ? print_usage_bug+0xc0/0xc0
[  204.761997]  ? string+0x225/0x2d0
[  204.765473]  ? widen_string+0x2e0/0x2e0
[  204.769454]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  204.774473]  ? find_next_bit+0x104/0x130
[  204.778544]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  204.783580]  ? find_next_bit+0x104/0x130
[  204.787645]  ? cpumask_next+0x41/0x50
[  204.791478]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  204.796496]  ? get_nr_dirty_inodes+0xd6/0x130
[  204.801006]  ? __local_bh_enable_ip+0x160/0x260
[  204.805692]  ? get_nr_dirty_pages+0x17c/0x1f0
[  204.810210]  ? _raw_spin_unlock_bh+0x30/0x40
[  204.814626]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  204.819647]  ? wb_split_bdi_pages.isra.29+0x134/0x1b0
[  204.824850]  ? wb_wait_for_completion+0x2d0/0x2d0
[  204.829695]  ? wb_workfn+0x521/0x1790
[  204.833503]  ? __local_bh_enable_ip+0x160/0x260
[  204.838181]  wb_workfn+0xee9/0x1790
[  204.841814]  ? __lock_acquire+0x62f/0x4c20
[  204.846056]  ? inode_wait_for_writeback+0x40/0x40
[  204.850921]  ? mark_held_locks+0x130/0x130
[  204.855161]  ? mark_held_locks+0x130/0x130
[  204.859400]  ? set_next_entity+0x2f0/0xaf0
[  204.863656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.869195]  ? update_load_avg+0x2470/0x2470
[  204.873637]  ? pick_next_task_fair+0xa05/0x1b40
[  204.878318]  ? graph_lock+0x270/0x270
[  204.882127]  ? debug_object_deactivate+0x2eb/0x450
[  204.887064]  ? lock_downgrade+0x900/0x900
[  204.891224]  ? native_load_gs_index+0x10/0x30
[  204.895733]  ? find_held_lock+0x36/0x1c0
[  204.899801]  ? graph_lock+0x270/0x270
[  204.903609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.909149]  ? check_preemption_disabled+0x48/0x280
[  204.914174]  ? __lock_is_held+0xb5/0x140
[  204.918250]  process_one_work+0xc90/0x1c40
[  204.922522]  ? mark_held_locks+0x130/0x130
[  204.926768]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  204.931440]  ? __switch_to_asm+0x40/0x70
[  204.935498]  ? __switch_to_asm+0x34/0x70
[  204.939563]  ? __switch_to_asm+0x40/0x70
[  204.943621]  ? __switch_to_asm+0x34/0x70
[  204.947712]  ? __switch_to_asm+0x40/0x70
[  204.951767]  ? __switch_to_asm+0x34/0x70
[  204.955824]  ? __switch_to_asm+0x40/0x70
[  204.959916]  ? __switch_to_asm+0x34/0x70
[  204.964196]  ? __switch_to_asm+0x40/0x70
[  204.968268]  ? __schedule+0x874/0x1ed0
[  204.972202]  ? graph_lock+0x270/0x270
[  204.976048]  ? lock_downgrade+0x900/0x900
[  204.980219]  ? kasan_check_read+0x11/0x20
[  204.984366]  ? do_raw_spin_unlock+0xa7/0x330
[  204.988790]  ? lock_acquire+0x1ed/0x520
[  204.992768]  ? worker_thread+0x3e0/0x1390
[  204.996932]  ? kasan_check_read+0x11/0x20
[  205.001078]  ? do_raw_spin_lock+0x14f/0x350
[  205.005411]  ? kasan_check_read+0x11/0x20
[  205.009563]  ? rwlock_bug.part.2+0x90/0x90
[  205.013796]  ? trace_hardirqs_on+0x310/0x310
[  205.018235]  worker_thread+0x17f/0x1390
[  205.022219]  ? __switch_to_asm+0x34/0x70
[  205.026302]  ? process_one_work+0x1c40/0x1c40
[  205.030844]  ? __sched_text_start+0x8/0x8
[  205.035012]  ? __kthread_parkme+0xce/0x1a0
[  205.039250]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  205.044367]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  205.049474]  ? lockdep_hardirqs_on+0x421/0x5c0
[  205.054056]  ? trace_hardirqs_on+0xbd/0x310
[  205.058379]  ? kasan_check_read+0x11/0x20
[  205.062537]  ? __kthread_parkme+0xce/0x1a0
[  205.066789]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  205.072253]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  205.077370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  205.082923]  ? __kthread_parkme+0xfb/0x1a0
[  205.087176]  ? process_one_work+0x1c40/0x1c40
[  205.091703]  kthread+0x35a/0x440
[  205.095190]  ? kthread_bind+0x40/0x40
[  205.098994]  ret_from_fork+0x3a/0x50
[  205.102739] CPU: 1 PID: 7965 Comm: syz-executor451 Not tainted 4.20.0 #290
[  205.109847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  205.119197] Call Trace:
[  205.121783]  dump_stack+0x1d3/0x2c6
[  205.125421]  ? dump_stack_print_info.cold.1+0x20/0x20
[  205.130671]  dump_header+0x27b/0xf72
[  205.134393]  ? mark_held_locks+0x130/0x130
[  205.138631]  ? pagefault_out_of_memory+0x197/0x197
[  205.143581]  ? __lock_acquire+0x62f/0x4c20
[  205.147848]  ? graph_lock+0x270/0x270
[  205.151671]  ? print_usage_bug+0xc0/0xc0
[  205.155735]  ? print_usage_bug+0xc0/0xc0
[  205.159807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  205.165351]  ? find_held_lock+0x36/0x1c0
[  205.169433]  ? mark_held_locks+0xc7/0x130
[  205.173584]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  205.178718]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  205.183837]  ? lockdep_hardirqs_on+0x421/0x5c0
[  205.188427]  ? trace_hardirqs_on+0xbd/0x310
[  205.192752]  ? kasan_check_read+0x11/0x20
[  205.196920]  ? ___ratelimit+0x36f/0x655
[  205.200914]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  205.206367]  ? trace_hardirqs_on+0x310/0x310
[  205.210780]  ? lock_downgrade+0x900/0x900
[  205.214938]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  205.220060]  ? ___ratelimit+0xaa/0x655
[  205.223964]  ? idr_get_free+0xf70/0xf70
[  205.227939]  ? kasan_check_read+0x11/0x20
[  205.232086]  ? do_raw_spin_unlock+0xa7/0x330
[  205.236523]  oom_kill_process.cold.27+0x10/0x903
[  205.241303]  ? graph_lock+0x270/0x270
[  205.245109]  ? _raw_spin_unlock+0x2c/0x50
[  205.249268]  ? oom_badness+0xe6/0xaa0
[  205.253076]  ? oom_evaluate_task+0x540/0x540
[  205.257489]  ? find_held_lock+0x36/0x1c0
[  205.261577]  ? out_of_memory+0x974/0x1430
[  205.265731]  ? lock_downgrade+0x900/0x900
[  205.269879]  ? check_preemption_disabled+0x48/0x280
[  205.274903]  ? rcu_read_unlock_special+0x1d0/0x1d0
[  205.279829]  ? kasan_check_read+0x11/0x20
[  205.283975]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  205.289253]  ? rcu_softirq_qs+0x20/0x20
[  205.293244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  205.298786]  ? oom_evaluate_task+0x302/0x540
[  205.303203]  out_of_memory+0xa84/0x1430
[  205.307191]  ? oom_killer_disable+0x3a0/0x3a0
[  205.311704]  ? __alloc_pages_slowpath+0xf5c/0x2df0
[  205.316641]  ? __ww_mutex_check_waiters+0x160/0x160
[  205.321676]  __alloc_pages_slowpath+0x2343/0x2df0
[  205.326562]  ? warn_alloc+0x120/0x120
[  205.330385]  ? find_get_entry+0xaae/0x1120
[  205.334631]  ? filemap_map_pages+0x1a30/0x1a30
[  205.339245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  205.344793]  ? print_usage_bug+0xc0/0xc0
[  205.348867]  ? graph_lock+0x270/0x270
[  205.352692]  ? __lock_is_held+0xb5/0x140
[  205.356781]  ? ___might_sleep+0x1ed/0x300
[  205.360928]  ? lock_release+0xa00/0xa00
[  205.364911]  ? arch_local_save_flags+0x40/0x40
[  205.369492]  ? xa_load+0x2ba/0x460
[  205.373043]  ? lock_downgrade+0x900/0x900
[  205.377188]  ? check_preemption_disabled+0x48/0x280
[  205.382223]  ? __might_sleep+0x95/0x190
[  205.386199]  __alloc_pages_nodemask+0xad8/0xea0
[  205.390891]  ? __alloc_pages_slowpath+0x2df0/0x2df0
[  205.395920]  ? xa_load+0x2e1/0x460
[  205.399473]  ? xa_clear_mark+0x40/0x40
[  205.403359]  ? graph_lock+0x270/0x270
[  205.407163]  ? print_usage_bug+0xc0/0xc0
[  205.411232]  ? graph_lock+0x270/0x270
[  205.415044]  ? graph_lock+0x270/0x270
[  205.418866]  ? __do_page_cache_readahead+0x663/0x810
[  205.423978]  ? find_held_lock+0x36/0x1c0
[  205.428069]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  205.433612]  alloc_pages_current+0x10c/0x210
[  205.438044]  ? lock_downgrade+0x900/0x900
[  205.442238]  __page_cache_alloc+0x38c/0x5b0
[  205.446614]  ? rcu_read_unlock_special+0x1d0/0x1d0
[  205.451542]  ? kasan_check_read+0x11/0x20
[  205.455690]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  205.460968]  ? filemap_range_has_page+0x4e0/0x4e0
[  205.465817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  205.471354]  ? check_preemption_disabled+0x48/0x280
[  205.476375]  filemap_fault+0x1595/0x25f0
[  205.480450]  ? __lock_page_or_retry+0xa00/0xa00
[  205.485128]  ? mark_held_locks+0x130/0x130
[  205.489372]  ? filemap_map_pages+0xd78/0x1a30
[  205.493873]  ? lock_downgrade+0x900/0x900
[  205.498039]  ? check_preemption_disabled+0x48/0x280
[  205.503060]  ? rcu_read_unlock_special+0x1d0/0x1d0
[  205.507986]  ? kasan_check_read+0x11/0x20
[  205.512167]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  205.517444]  ? rcu_softirq_qs+0x20/0x20
[  205.521432]  ? filemap_map_pages+0xd9f/0x1a30
[  205.525940]  ? find_get_entries_tag+0x1400/0x1400
[  205.530781]  ? kasan_check_read+0x11/0x20
[  205.534953]  ? lock_acquire+0x1ed/0x520
[  205.538929]  ? ext4_filemap_fault+0x7a/0xad
[  205.543255]  ? lock_release+0xa00/0xa00
[  205.547238]  ? arch_local_save_flags+0x40/0x40
[  205.551827]  ? mark_held_locks+0x130/0x130
[  205.556060]  ? __switch_to_asm+0x34/0x70
[  205.560115]  ? __switch_to_asm+0x40/0x70
[  205.564186]  ? down_read+0x8d/0x120
[  205.567823]  ? ext4_filemap_fault+0x7a/0xad
[  205.572143]  ? __down_interruptible+0x700/0x700
[  205.576828]  ? find_held_lock+0x36/0x1c0
[  205.580907]  ext4_filemap_fault+0x82/0xad
[  205.585063]  __do_fault+0x100/0x6b0
[  205.588697]  ? lock_downgrade+0x900/0x900
[  205.592887]  ? follow_pfn+0x2e0/0x2e0
[  205.596687]  ? find_held_lock+0x36/0x1c0
[  205.600751]  ? kasan_check_read+0x11/0x20
[  205.604908]  ? do_raw_spin_unlock+0xa7/0x330
[  205.609343]  ? do_raw_spin_trylock+0x270/0x270
[  205.613925]  ? add_mm_counter_fast+0xd0/0xd0
[  205.618341]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  205.623447]  __handle_mm_fault+0x3956/0x5670
[  205.627853]  ? __free_object+0x173/0x340
[  205.631917]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  205.636779]  ? graph_lock+0x270/0x270
[  205.640592]  ? print_usage_bug+0xc0/0xc0
[  205.644654]  ? __free_object+0x173/0x340
[  205.648717]  ? graph_lock+0x270/0x270
[  205.652532]  ? graph_lock+0x270/0x270
[  205.656352]  ? handle_mm_fault+0x42a/0xc70
[  205.660590]  ? lock_downgrade+0x900/0x900
[  205.664751]  ? check_preemption_disabled+0x48/0x280
[  205.669771]  ? rcu_read_unlock_special+0x1d0/0x1d0
[  205.674716]  ? kasan_check_read+0x11/0x20
[  205.678863]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  205.684140]  ? rcu_softirq_qs+0x20/0x20
[  205.688115]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  205.693572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  205.699123]  ? check_preemption_disabled+0x48/0x280
[  205.704144]  handle_mm_fault+0x54f/0xc70
[  205.708206]  ? __handle_mm_fault+0x5670/0x5670
[  205.712798]  ? find_vma+0x34/0x190
[  205.716352]  __do_page_fault+0x5e8/0xe60
[  205.720429]  do_page_fault+0xf2/0x7e0
[  205.724233]  ? vmalloc_sync_all+0x30/0x30
[  205.728386]  ? error_entry+0x70/0xd0
[  205.732103]  ? trace_hardirqs_off_caller+0xbb/0x310
[  205.737121]  ? trace_hardirqs_on_caller+0xc0/0x310
[  205.742055]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  205.746903]  ? trace_hardirqs_on_caller+0x310/0x310
[  205.751921]  ? trace_hardirqs_off+0x310/0x310
[  205.756417]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  205.761437]  ? prepare_exit_to_usermode+0x291/0x3b0
[  205.766451]  ? page_fault+0x8/0x30
[  205.769992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  205.774834]  ? page_fault+0x8/0x30
[  205.778399]  page_fault+0x1e/0x30
[  205.781848] RIP: 0023:0x807387f
[  205.785134] Code: Bad RIP value.
[  205.788494] RSP: 002b:000000000820f49c EFLAGS: 00010246
[  205.793854] RAX: 0000000000000000 RBX: 000000000820f4b8 RCX: 0000000000000000
[  205.801117] RDX: 000000000000010c RSI: 0000000000030c90 RDI: 0000000000000000
[  205.808381] RBP: 000000000820f4f0 R08: 0000000000000000 R09: 0000000000000000
[  205.815642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  205.822902] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  205.831060] Kernel Offset: disabled
[  205.834782] Rebooting in 86400 seconds..