Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. 2019/12/04 09:30:33 fuzzer started 2019/12/04 09:30:35 dialing manager at 10.128.0.26:36481 2019/12/04 09:30:35 syscalls: 2691 2019/12/04 09:30:35 code coverage: enabled 2019/12/04 09:30:35 comparison tracing: enabled 2019/12/04 09:30:35 extra coverage: extra coverage is not supported by the kernel 2019/12/04 09:30:35 setuid sandbox: enabled 2019/12/04 09:30:35 namespace sandbox: enabled 2019/12/04 09:30:35 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 09:30:35 fault injection: enabled 2019/12/04 09:30:35 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 09:30:35 net packet injection: enabled 2019/12/04 09:30:35 net device setup: enabled 2019/12/04 09:30:35 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 09:30:35 devlink PCI setup: PCI device 0000:00:10.0 is not available 09:30:36 executing program 0: sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000840)=ANY=[@ANYBLOB="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"], 0x10}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB="020700000200000000000000000000001f9e61bd01c4609f5c2d4392553faa8f3040127683332f5eddb2025f3e70885d6a259406bc58865711b26acd041e4dccd4477c9d52c9b479ca95e4f655d6cbdbdd030000000000e2c5f951000009cb9c9ef21340440cac1eadb93def086f7bc8641de0993e1e81763a490220d191c7c81c76bc0100008000000000be0058cb01e5e98fcd68e9ade41ffecabea82f21eb3f8de759967b2bbd1565162c6c9d02196c003aaabc61b3960000000000000100641b038030507a48bdfa0b80b55b4851da5df198e82294c14fe0127a118c956837c585785cdebac18a0dca00"/247], 0x10}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000000040)={0xffffffffa0018000, 0x0, &(0x7f0000000000)={&(0x7f0000000500)={0x2, 0x18, 0x0, 0x0, 0x2}, 0x10}}, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmmsg(r2, &(0x7f0000000180), 0x32bc45944b084a6, 0x0) 09:30:36 executing program 1: clone(0x0, 0x0, 0x0, 0x0, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='children\x00') clone(0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r0, 0x203ffffd, 0x0) syzkaller login: [ 52.658356][ T8101] IPVS: ftp: loaded support on port[0] = 21 [ 52.795444][ T8101] chnl_net:caif_netlink_parms(): no params data found [ 52.865773][ T8101] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.875228][ T8101] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.883531][ T8101] device bridge_slave_0 entered promiscuous mode [ 52.899817][ T8104] IPVS: ftp: loaded support on port[0] = 21 [ 52.906989][ T8101] bridge0: port 2(bridge_slave_1) entered blocking state 09:30:36 executing program 2: add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={'.yz', 0x0}, 0x0, 0x0, 0x0) [ 52.915957][ T8101] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.930549][ T8101] device bridge_slave_1 entered promiscuous mode [ 52.993559][ T8101] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.022409][ T8101] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.115772][ T8101] team0: Port device team_slave_0 added [ 53.129053][ T8101] team0: Port device team_slave_1 added [ 53.149708][ T8107] IPVS: ftp: loaded support on port[0] = 21 09:30:37 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSSOFTCAR(r0, 0x402c542b, 0x0) [ 53.159967][ T8104] chnl_net:caif_netlink_parms(): no params data found [ 53.283485][ T8101] device hsr_slave_0 entered promiscuous mode [ 53.321543][ T8101] device hsr_slave_1 entered promiscuous mode 09:30:37 executing program 4: r0 = socket(0x10, 0x2, 0xc) write(r0, &(0x7f0000000040)="1f0000000206ff00fd6354c007110000f305010000000100060423dcffdf00", 0x1f) [ 53.427987][ T8109] IPVS: ftp: loaded support on port[0] = 21 [ 53.520471][ T8104] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.528959][ T8104] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.538640][ T8104] device bridge_slave_0 entered promiscuous mode [ 53.578136][ T8104] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.600686][ T8104] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.608296][ T8104] device bridge_slave_1 entered promiscuous mode 09:30:37 executing program 5: r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r0, 0x0, 0xcf, 0x0, 0x0) [ 53.622681][ T8101] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.674791][ T8101] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.734089][ T8101] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.783536][ T8101] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.842661][ T8104] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.853361][ T8104] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.888032][ T8113] IPVS: ftp: loaded support on port[0] = 21 [ 53.898067][ T8112] IPVS: ftp: loaded support on port[0] = 21 [ 53.935957][ T8104] team0: Port device team_slave_0 added [ 53.963535][ T8104] team0: Port device team_slave_1 added [ 53.981479][ T8107] chnl_net:caif_netlink_parms(): no params data found [ 54.032997][ T8104] device hsr_slave_0 entered promiscuous mode [ 54.100950][ T8104] device hsr_slave_1 entered promiscuous mode [ 54.180889][ T8104] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.284366][ T8109] chnl_net:caif_netlink_parms(): no params data found [ 54.312983][ T8107] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.320097][ T8107] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.327763][ T8107] device bridge_slave_0 entered promiscuous mode [ 54.337119][ T8107] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.344450][ T8107] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.353627][ T8107] device bridge_slave_1 entered promiscuous mode [ 54.412927][ T8104] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 54.486467][ T8104] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 54.563813][ T8104] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 54.633783][ T8104] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 54.690408][ T8107] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.726380][ T8112] chnl_net:caif_netlink_parms(): no params data found [ 54.736232][ T8113] chnl_net:caif_netlink_parms(): no params data found [ 54.754850][ T8107] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.764475][ T8109] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.771951][ T8109] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.779918][ T8109] device bridge_slave_0 entered promiscuous mode [ 54.788288][ T8109] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.795760][ T8109] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.803708][ T8109] device bridge_slave_1 entered promiscuous mode [ 54.870396][ T8112] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.878376][ T8112] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.889526][ T8112] device bridge_slave_0 entered promiscuous mode [ 54.912675][ T8109] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.924022][ T8109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.935016][ T8107] team0: Port device team_slave_0 added [ 54.943510][ T8107] team0: Port device team_slave_1 added [ 54.951930][ T8112] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.958976][ T8112] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.967047][ T8112] device bridge_slave_1 entered promiscuous mode [ 54.974550][ T8113] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.982504][ T8113] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.991170][ T8113] device bridge_slave_0 entered promiscuous mode [ 54.999653][ T8113] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.006807][ T8113] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.015227][ T8113] device bridge_slave_1 entered promiscuous mode [ 55.037156][ T8109] team0: Port device team_slave_0 added [ 55.060835][ T8112] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.079286][ T8101] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.092682][ T8109] team0: Port device team_slave_1 added [ 55.104000][ T8112] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.118395][ T8113] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.130012][ T8113] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.148420][ T8101] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.193058][ T8107] device hsr_slave_0 entered promiscuous mode [ 55.231407][ T8107] device hsr_slave_1 entered promiscuous mode [ 55.270810][ T8107] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.289428][ T8112] team0: Port device team_slave_0 added [ 55.304813][ T1041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.313112][ T1041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.383820][ T8109] device hsr_slave_0 entered promiscuous mode [ 55.421245][ T8109] device hsr_slave_1 entered promiscuous mode [ 55.480777][ T8109] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.489817][ T8112] team0: Port device team_slave_1 added [ 55.504601][ T8113] team0: Port device team_slave_0 added [ 55.518115][ T1041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.527294][ T1041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.535752][ T1041] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.542970][ T1041] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.567911][ T8104] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.579971][ T8113] team0: Port device team_slave_1 added [ 55.622711][ T8112] device hsr_slave_0 entered promiscuous mode [ 55.671604][ T8112] device hsr_slave_1 entered promiscuous mode [ 55.740972][ T8112] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.750468][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.758807][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.767707][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.776678][ T8114] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.783774][ T8114] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.792824][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.801457][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.839664][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.851760][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.860302][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.868223][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.876457][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.902178][ T8104] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.953352][ T8113] device hsr_slave_0 entered promiscuous mode [ 55.981406][ T8113] device hsr_slave_1 entered promiscuous mode [ 56.021033][ T8113] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.028927][ T8107] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.082602][ T8109] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 56.122891][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.131895][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.140167][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.148671][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.166494][ T8101] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.179165][ T8101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.188067][ T8107] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.232006][ T8109] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 56.273546][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.282720][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.291148][ T8114] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.298212][ T8114] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.306103][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.315030][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.337923][ T8112] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 56.374974][ T8107] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.422083][ T8109] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.475659][ T8109] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.515291][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.523645][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.532657][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.541327][ T8114] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.548365][ T8114] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.564902][ T8112] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 56.612567][ T8107] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.661167][ T3706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.681506][ T8112] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 56.712706][ T8112] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 56.744916][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.754013][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.763191][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.772418][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.781961][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.818627][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.826670][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.835992][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.856206][ T8104] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.867878][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.876336][ T8113] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 56.940404][ T3706] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.948535][ T3706] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.958883][ T3706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.967835][ T3706] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.979558][ T8101] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.006829][ T8113] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 57.067174][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.076818][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.086912][ T8104] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.099541][ T8113] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 57.134424][ T8113] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 57.189943][ T8107] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.277908][ T8107] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.294430][ T3706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.303074][ T3706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.316413][ T8109] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.347906][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.358747][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.373815][ T8119] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.380987][ T8119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.393379][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 162.320598][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.327336][ C0] rcu: 0-...!: (10499 ticks this GP) idle=78a/1/0x4000000000000002 softirq=10132/10132 fqs=4 [ 162.337781][ C0] (t=10500 jiffies g=6129 q=120) [ 162.342793][ C0] rcu: rcu_preempt kthread starved for 10490 jiffies! g6129 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 162.353876][ C0] rcu: RCU grace-period kthread stack dump: [ 162.359752][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 162.367639][ C0] Call Trace: [ 162.370931][ C0] __schedule+0x9a0/0xcc0 [ 162.375258][ C0] schedule+0x181/0x210 [ 162.379402][ C0] schedule_timeout+0x14f/0x240 [ 162.384244][ C0] ? run_local_timers+0x120/0x120 [ 162.389280][ C0] rcu_gp_kthread+0xed8/0x1770 [ 162.394047][ C0] kthread+0x332/0x350 [ 162.398104][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 162.403209][ C0] ? kthread_blkcg+0xe0/0xe0 [ 162.407797][ C0] ret_from_fork+0x24/0x30 [ 162.412219][ C0] NMI backtrace for cpu 0 [ 162.416548][ C0] CPU: 0 PID: 8124 Comm: blkid Not tainted 5.4.0-syzkaller #0 [ 162.423995][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.434040][ C0] Call Trace: [ 162.437311][ C0] [ 162.440160][ C0] dump_stack+0x1fb/0x318 [ 162.444481][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 162.449317][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 162.455462][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 162.461518][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 162.467483][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 162.473362][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 162.478479][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 162.483666][ C0] ? trace_hardirqs_off+0x74/0x80 [ 162.488682][ C0] update_process_times+0x12d/0x180 [ 162.493866][ C0] tick_sched_timer+0x263/0x420 [ 162.498699][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 162.504232][ C0] __hrtimer_run_queues+0x403/0x840 [ 162.509430][ C0] hrtimer_interrupt+0x38c/0xda0 [ 162.514394][ C0] ? debug_smp_processor_id+0x9/0x20 [ 162.519678][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 162.525219][ C0] apic_timer_interrupt+0xf/0x20 [ 162.530142][ C0] [ 162.533078][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 162.538790][ C0] Code: 31 f6 e8 a2 a1 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a0 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 25 a0 69 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 162.558384][ C0] RSP: 0018:ffffc900028279f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 162.566784][ C0] RAX: 1ffff1101330a061 RBX: ffff888099850308 RCX: 0000000000000000 [ 162.574739][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002a25300 [ 162.582695][ C0] RBP: ffffc90002827a28 R08: 000000000003a728 R09: ffffed101314d32f [ 162.590651][ C0] R10: ffffed101314d32f R11: 0000000000000000 R12: ffff8880a85ef720 [ 162.598606][ C0] R13: dffffc0000000000 R14: 1ffff110150bdee4 R15: ffff888098a69968 [ 162.606587][ C0] put_task_stack+0xa3/0x130 [ 162.611168][ C0] finish_task_switch+0x3f1/0x550 [ 162.616191][ C0] __schedule+0x9a8/0xcc0 [ 162.620523][ C0] ? ___preempt_schedule+0x16/0x18 [ 162.625615][ C0] preempt_schedule+0xdb/0x120 [ 162.630365][ C0] ___preempt_schedule+0x16/0x18 [ 162.635295][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 162.640912][ C0] __wake_up_sync_key+0xe2/0x150 [ 162.645846][ C0] pipe_release+0x17b/0x330 [ 162.650333][ C0] ? fifo_open+0xc70/0xc70 [ 162.654740][ C0] __fput+0x2e4/0x740 [ 162.658715][ C0] ____fput+0x15/0x20 [ 162.662683][ C0] task_work_run+0x17e/0x1b0 [ 162.667261][ C0] do_exit+0x5c4/0x2020 [ 162.671404][ C0] ? check_preemption_disabled+0xb4/0x260 [ 162.677114][ C0] do_group_exit+0x15c/0x2b0 [ 162.681699][ C0] __do_sys_exit_group+0x17/0x20 [ 162.686621][ C0] __se_sys_exit_group+0x14/0x20 [ 162.691546][ C0] __x64_sys_exit_group+0x3b/0x40 [ 162.696554][ C0] do_syscall_64+0xf7/0x1c0 [ 162.701056][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.706933][ C0] RIP: 0033:0x7fe34a4031e8 [ 162.711348][ C0] Code: Bad RIP value. [ 162.715401][ C0] RSP: 002b:00007fff0e64ce88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 162.723796][ C0] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe34a4031e8 [ 162.731751][ C0] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 162.739707][ C0] RBP: 00007fe34a6d8840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 162.747661][ C0] R10: 00007fe34a6de740 R11: 0000000000000246 R12: 00007fe34a6d8840 [ 162.755617][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000