[ 47.824861][ T23] audit: type=1800 audit(1578484798.699:26): pid=8239 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 47.876535][ T23] audit: type=1800 audit(1578484798.699:27): pid=8239 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 47.915412][ T23] audit: type=1800 audit(1578484798.699:28): pid=8239 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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. [ 48.360333][ T23] audit: type=1800 audit(1578484799.259:29): pid=8239 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.22' (ECDSA) to the list of known hosts. 2020/01/08 12:00:07 fuzzer started 2020/01/08 12:00:07 dialing manager at 10.128.0.26:35703 2020/01/08 12:00:07 syscalls: 2824 2020/01/08 12:00:07 code coverage: enabled 2020/01/08 12:00:07 comparison tracing: enabled 2020/01/08 12:00:07 extra coverage: enabled 2020/01/08 12:00:07 setuid sandbox: enabled 2020/01/08 12:00:07 namespace sandbox: enabled 2020/01/08 12:00:07 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 12:00:07 fault injection: enabled 2020/01/08 12:00:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 12:00:07 net packet injection: enabled 2020/01/08 12:00:07 net device setup: enabled 2020/01/08 12:00:07 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 12:00:07 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:00:08 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x3, 0x3, &(0x7f0000000040)=@framed={{0x15, 0xa, 0x0, 0x0, 0x0, 0x71, 0x10, 0x5f}}, &(0x7f0000000080)='GPL\x00'}, 0x48) 12:00:09 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000004000)=0x800000000b94, 0x4) socketpair$unix(0x1, 0x80000000001, 0x0, &(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth1_to_bridge\x00', 0x0}) sendmmsg(r0, &(0x7f0000003dc0)=[{{&(0x7f0000000140)=@can={0x1d, r2}, 0x80, &(0x7f0000000040)=[{&(0x7f00000001c0)="bbe82ec62fb312d22ea055e708ed", 0xe}], 0x1}}], 0x4000000000002df, 0x0) recvfrom$packet(r0, 0x0, 0x0, 0x2000, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, 0x712000) syzkaller login: [ 58.223032][ T8403] IPVS: ftp: loaded support on port[0] = 21 [ 58.387678][ T8403] chnl_net:caif_netlink_parms(): no params data found [ 58.427657][ T8406] IPVS: ftp: loaded support on port[0] = 21 12:00:09 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) setrlimit(0x7, &(0x7f0000a9cff8)) accept4$packet(r0, 0x0, 0x0, 0x0) [ 58.448673][ T8403] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.460135][ T8403] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.468716][ T8403] device bridge_slave_0 entered promiscuous mode [ 58.491437][ T8403] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.515622][ T8403] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.523492][ T8403] device bridge_slave_1 entered promiscuous mode [ 58.595235][ T8403] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.622623][ T8403] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.636324][ T8408] IPVS: ftp: loaded support on port[0] = 21 [ 58.692238][ T8406] chnl_net:caif_netlink_parms(): no params data found [ 58.717466][ T8403] team0: Port device team_slave_0 added [ 58.739580][ T8403] team0: Port device team_slave_1 added 12:00:09 executing program 3: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000040)={0x1, 0x0, 0x0, &(0x7f0000000180)=""/109, 0x0}) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000100)={0x0, 0x0, 0x0, &(0x7f0000000080)=""/97, 0x0}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000480)=ANY=[]) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f00000006c0)=0x5) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000300)={0x0, 0x1, 0x0, 0x0, 0x0}) [ 58.780901][ T8406] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.788983][ T8406] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.797771][ T8406] device bridge_slave_0 entered promiscuous mode [ 58.859338][ T8403] device hsr_slave_0 entered promiscuous mode [ 58.915831][ T8403] device hsr_slave_1 entered promiscuous mode [ 58.960349][ T8406] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.968994][ T8406] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.977971][ T8406] device bridge_slave_1 entered promiscuous mode [ 59.016933][ T8411] IPVS: ftp: loaded support on port[0] = 21 12:00:09 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0xd, 0x4, &(0x7f0000000000)=@framed={{}, [@call={0x63, 0x11, 0xa4}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f0000000200)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) [ 59.061180][ T8408] chnl_net:caif_netlink_parms(): no params data found [ 59.103822][ T8406] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.137322][ T8406] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.238680][ T8406] team0: Port device team_slave_0 added [ 59.246535][ T8406] team0: Port device team_slave_1 added [ 59.279200][ T8414] IPVS: ftp: loaded support on port[0] = 21 [ 59.290261][ T8408] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.298475][ T8408] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.306558][ T8408] device bridge_slave_0 entered promiscuous mode 12:00:10 executing program 5: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000004ff0)={0x3, &(0x7f0000000040)=[{0x15, 0x0, 0x1, 0x2}, {}, {0x6}]}, 0x10) [ 59.369868][ T8406] device hsr_slave_0 entered promiscuous mode [ 59.425042][ T8406] device hsr_slave_1 entered promiscuous mode [ 59.505053][ T8406] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.512782][ T8406] Cannot create hsr debugfs directory [ 59.527063][ T8408] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.534122][ T8408] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.543641][ T8408] device bridge_slave_1 entered promiscuous mode [ 59.593797][ T8403] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.650880][ T8403] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.696917][ T8403] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.706281][ T8416] IPVS: ftp: loaded support on port[0] = 21 [ 59.740097][ T8403] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.809301][ T8408] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.823381][ T8408] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.832772][ T8411] chnl_net:caif_netlink_parms(): no params data found [ 59.915283][ T8408] team0: Port device team_slave_0 added [ 59.952242][ T8411] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.959967][ T8411] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.969542][ T8411] device bridge_slave_0 entered promiscuous mode [ 59.977573][ T8408] team0: Port device team_slave_1 added [ 59.983276][ T8411] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.990393][ T8411] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.998336][ T8411] device bridge_slave_1 entered promiscuous mode [ 60.031405][ T8411] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.106416][ T8408] device hsr_slave_0 entered promiscuous mode [ 60.145014][ T8408] device hsr_slave_1 entered promiscuous mode [ 60.204799][ T8408] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.212391][ T8408] Cannot create hsr debugfs directory [ 60.219124][ T8411] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.228496][ T8414] chnl_net:caif_netlink_parms(): no params data found [ 60.261260][ T8406] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.320639][ T8406] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.407317][ T8406] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.447163][ T8406] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.507159][ T8411] team0: Port device team_slave_0 added [ 60.546310][ T8411] team0: Port device team_slave_1 added [ 60.552153][ T8414] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.559596][ T8414] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.568107][ T8414] device bridge_slave_0 entered promiscuous mode [ 60.576706][ T8414] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.583808][ T8414] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.591608][ T8414] device bridge_slave_1 entered promiscuous mode [ 60.619487][ T8416] chnl_net:caif_netlink_parms(): no params data found [ 60.662919][ T8414] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.689114][ T8403] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.703514][ T8414] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.730547][ T8416] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.738022][ T8416] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.746506][ T8416] device bridge_slave_0 entered promiscuous mode [ 60.817542][ T8411] device hsr_slave_0 entered promiscuous mode [ 60.877650][ T8411] device hsr_slave_1 entered promiscuous mode [ 60.934812][ T8411] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.942405][ T8411] Cannot create hsr debugfs directory [ 60.950598][ T8414] team0: Port device team_slave_0 added [ 60.958514][ T8414] team0: Port device team_slave_1 added [ 60.973955][ T8403] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.981263][ T8416] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.988612][ T8416] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.996418][ T8416] device bridge_slave_1 entered promiscuous mode [ 61.020568][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.029007][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.048992][ T8416] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.086522][ T8408] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.147992][ T8416] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.173853][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.182345][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.190898][ T2816] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.198098][ T2816] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.209846][ T8408] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.266886][ T8408] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.318449][ T8416] team0: Port device team_slave_0 added [ 61.324294][ T8408] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.437195][ T8414] device hsr_slave_0 entered promiscuous mode [ 61.486161][ T8414] device hsr_slave_1 entered promiscuous mode [ 61.524821][ T8414] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.532405][ T8414] Cannot create hsr debugfs directory [ 61.546000][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.558034][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.566556][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.575507][ T2825] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.582553][ T2825] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.591588][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.605078][ T8416] team0: Port device team_slave_1 added [ 61.676523][ T8416] device hsr_slave_0 entered promiscuous mode [ 61.714942][ T8416] device hsr_slave_1 entered promiscuous mode [ 61.744808][ T8416] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.752429][ T8416] Cannot create hsr debugfs directory [ 61.822069][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.835122][ T8406] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.854728][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.863328][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.872114][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.880843][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.889566][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.898159][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.918853][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.936725][ T8411] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.998093][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.010633][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.023892][ T8411] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.059944][ T8411] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.117637][ T8411] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.163092][ T8406] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.170317][ T8416] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.237065][ T8416] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.287520][ T8403] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.306866][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.314575][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.323905][ T8416] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.384485][ T8416] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.446650][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.456154][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.464427][ T2825] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.471503][ T2825] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.479244][ T8414] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.527065][ T8414] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.579840][ T8414] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.635416][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.643206][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.654814][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.663050][ T2825] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.670124][ T2825] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.679152][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.693845][ T8408] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.702653][ T8414] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.753580][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.761303][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.773727][ T8403] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.807542][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.818658][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.827770][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.836471][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.845035][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.853443][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.862188][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.871970][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.884954][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.893171][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.935218][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.943679][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.953754][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.962630][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.971010][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.979496][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.990289][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.998743][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.008622][ T8408] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.022779][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.064873][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.073769][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.083825][ T3129] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.090934][ T3129] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.098747][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.107361][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.115828][ T3129] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.122901][ T3129] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.130538][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.139429][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.149043][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.158707][ T8411] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.169089][ T8403] device veth0_vlan entered promiscuous mode [ 63.200102][ T8406] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.210864][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.221890][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.230726][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.239268][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.248090][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.255599][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.263449][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.273500][ T8403] device veth1_vlan entered promiscuous mode [ 63.298629][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.306745][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.316456][ T3129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.338983][ T8414] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.358761][ T8411] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.365626][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.373464][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.381938][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.390486][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.398695][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.407563][ T2825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.419361][ T8408] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.461353][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.470477][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.478902][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.487354][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.496157][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.504351][ T3130] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.511436][ T3130] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.519240][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.527826][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.536418][ T3130] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.543469][ T3130] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.551234][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.559778][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.567439][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.574956][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.584184][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.591883][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.599557][ T3130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.611112][ T8406] device veth0_vlan entered promiscuous mode [ 63.642541][ T8416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.655875][ T8408] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.670219][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.678438][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.686571][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.699093][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.708100][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.717499][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.727471][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.736079][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.744114][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.752708][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.761696][ T8406] device veth1_vlan entered promiscuous mode [ 63.770220][ T8414] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.779215][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.790600][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.799758][ T2816] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.830266][ T8416] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.851872][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.861102][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.870728][ T2823] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.877832][ T2823] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.889334][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.898270][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.907186][ T2823] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.914264][ T2823] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.922264][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.931611][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.940888][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.949089][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.959190][ T2823] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 168.854673][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 168.861558][ C0] rcu: 0-....: (10499 ticks this GP) idle=5da/1/0x4000000000000002 softirq=13058/13058 fqs=2712 [ 168.872321][ C0] (t=10500 jiffies g=6401 q=886) [ 168.877351][ C0] rcu: rcu_preempt kthread starved for 5061 jiffies! g6401 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 168.888372][ C0] rcu: RCU grace-period kthread stack dump: [ 168.894255][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 168.902188][ C0] Call Trace: [ 168.905593][ C0] __schedule+0x9a0/0xcc0 [ 168.909947][ C0] schedule+0x181/0x210 [ 168.914111][ C0] schedule_timeout+0x14f/0x240 [ 168.918968][ C0] ? run_local_timers+0x120/0x120 [ 168.923991][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.928773][ C0] kthread+0x332/0x350 [ 168.932832][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.937931][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.942525][ C0] ret_from_fork+0x24/0x30 [ 168.946959][ C0] NMI backtrace for cpu 0 [ 168.951293][ C0] CPU: 0 PID: 8421 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 168.959862][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.969917][ C0] Call Trace: [ 168.973202][ C0] [ 168.976041][ C0] dump_stack+0x1fb/0x318 [ 168.980376][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.985213][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.991369][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.997438][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 169.003426][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 169.009324][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 169.014447][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 169.019653][ C0] ? trace_hardirqs_off+0x74/0x80 [ 169.024685][ C0] update_process_times+0x12d/0x180 [ 169.029890][ C0] tick_sched_timer+0x263/0x420 [ 169.034755][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 169.040300][ C0] __hrtimer_run_queues+0x403/0x840 [ 169.045516][ C0] hrtimer_interrupt+0x38c/0xda0 [ 169.050475][ C0] ? debug_smp_processor_id+0x9/0x20 [ 169.055767][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 169.061316][ C0] apic_timer_interrupt+0xf/0x20 [ 169.066256][ C0] [ 169.069217][ C0] RIP: 0010:__memcg_kmem_uncharge+0xc/0x1a0 [ 169.075126][ C0] Code: 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 8c 85 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 8d 77 38 4d [ 169.095065][ C0] RSP: 0018:ffffc900021074a0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 169.103498][ C0] RAX: ffffffff81489244 RBX: ffffea0002775900 RCX: ffff88809db66500 [ 169.111476][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002775900 [ 169.119456][ C0] RBP: ffffc900021074c0 R08: 000000000003a728 R09: ffffed1014eb2701 [ 169.127430][ C0] R10: ffffed1014eb2701 R11: 0000000000000000 R12: ffff8880a284fa20 [ 169.135407][ C0] R13: dffffc0000000000 R14: 1ffff11014509f44 R15: ffff8880a75937f8 [ 169.143398][ C0] ? free_thread_stack+0x124/0x590 [ 169.148523][ C0] free_thread_stack+0x12e/0x590 [ 169.153475][ C0] put_task_stack+0xa3/0x130 [ 169.158057][ C0] finish_task_switch+0x3f1/0x550 [ 169.163092][ C0] __schedule+0x9a8/0xcc0 [ 169.167436][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 169.173248][ C0] preempt_schedule_notrace+0xdb/0x120 [ 169.178713][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 169.184350][ C0] ? rcu_is_watching+0x57/0xa0 [ 169.189100][ C0] rcu_is_watching+0x82/0xa0 [ 169.193695][ C0] memcg_kmem_get_cache+0x2e8/0x570 [ 169.198894][ C0] ? __should_failslab+0x11a/0x160 [ 169.204009][ C0] ? proc_alloc_inode+0x1f/0xe0 [ 169.208846][ C0] kmem_cache_alloc+0x86/0x2e0 [ 169.213612][ C0] ? init_once+0x20/0x20 [ 169.217862][ C0] proc_alloc_inode+0x1f/0xe0 [ 169.222549][ C0] ? init_once+0x20/0x20 [ 169.226805][ C0] new_inode_pseudo+0x68/0x240 [ 169.231579][ C0] new_inode+0x28/0x1c0 [ 169.235730][ C0] proc_pid_make_inode+0x27/0x1d0 [ 169.240761][ C0] proc_pid_instantiate+0x4f/0x1a0 [ 169.245861][ C0] proc_pid_lookup+0x21f/0x300 [ 169.250631][ C0] proc_root_lookup+0x22/0x50 [ 169.255296][ C0] __lookup_slow+0x285/0x380 [ 169.259898][ C0] walk_component+0x2d2/0x5f0 [ 169.264587][ C0] ? inode_permission+0xe0/0x520 [ 169.269543][ C0] link_path_walk+0x75b/0x1410 [ 169.274328][ C0] path_openat+0x139/0x4240 [ 169.278817][ C0] ? __kasan_kmalloc+0x178/0x1b0 [ 169.283765][ C0] ? rcu_read_lock_sched_held+0x10b/0x170 [ 169.289544][ C0] do_filp_open+0x192/0x3d0 [ 169.294110][ C0] ? noop_direct_IO+0x20/0x20 [ 169.298809][ C0] do_sys_open+0x29f/0x560 [ 169.303226][ C0] __x64_sys_open+0x87/0x90 [ 169.307745][ C0] do_syscall_64+0xf7/0x1c0 [ 169.312259][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.318142][ C0] RIP: 0033:0x414cc0 [ 169.322049][ C0] Code: 05 48 3d 01 f0 ff ff 0f 83 2d 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d ad 37 66 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff [ 169.341643][ C0] RSP: 002b:00007fff20a8cfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 169.350076][ C0] RAX: ffffffffffffffda RBX: 00007fff20a8cff4 RCX: 0000000000414cc0 [ 169.358052][ C0] RDX: 00007fff20a8cffa RSI: 0000000000080001 RDI: 00000000004c0a49 [ 169.366042][ C0] RBP: 00007fff20a8cff0 R08: 0000000000000000 R09: 0000000000000004 [ 169.374007][ C0] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004c0a49 [ 169.382100][ C0] R13: 00007fff20a8d510 R14: 0000000000000000 R15: 00007fff20a8d520