[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.959374][ T23] audit: type=1800 audit(1578465899.002:25): pid=8251 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.988056][ T23] audit: type=1800 audit(1578465899.002:26): pid=8251 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.012593][ T23] audit: type=1800 audit(1578465899.002:27): pid=8251 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.57' (ECDSA) to the list of known hosts. 2020/01/08 06:45:08 fuzzer started 2020/01/08 06:45:09 dialing manager at 10.128.0.26:35703 2020/01/08 06:45:10 syscalls: 2824 2020/01/08 06:45:10 code coverage: enabled 2020/01/08 06:45:10 comparison tracing: enabled 2020/01/08 06:45:10 extra coverage: enabled 2020/01/08 06:45:10 setuid sandbox: enabled 2020/01/08 06:45:10 namespace sandbox: enabled 2020/01/08 06:45:10 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:45:10 fault injection: enabled 2020/01/08 06:45:10 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:45:10 net packet injection: enabled 2020/01/08 06:45:10 net device setup: enabled 2020/01/08 06:45:10 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:45:10 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:45:11 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000040)='ext2\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f00000001c0)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872843afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="7573726a71756f74613d66f50f4275188d1c396e55d1942554e89333cf99262f"]) 06:45:11 executing program 1: sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) r0 = openat$vhci(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhci\x00', 0x2) write$vhci(r0, &(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x11cc1}, 0x2) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) dup2(r1, r0) syzkaller login: [ 57.225686][ T8417] IPVS: ftp: loaded support on port[0] = 21 06:45:11 executing program 2: r0 = socket(0x2000000015, 0x80005, 0x0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @loopback}, 0x1c) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f00000000c0)={0xa, 0x1, 0x0, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc], [], @dev}}, 0x1c) [ 57.282812][ T8419] IPVS: ftp: loaded support on port[0] = 21 [ 57.428282][ T8417] chnl_net:caif_netlink_parms(): no params data found 06:45:11 executing program 3: r0 = openat$vicodec0(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video36\x00', 0x2, 0x0) ioctl$VIDIOC_ENUM_FMT(r0, 0xc0405602, &(0x7f0000000080)={0x0, 0xb, 0x0, "09a21e4d7c75ca6bff18499ca3a9f3a560c47a73f3a673979e0c92fdbfe03917"}) [ 57.548945][ T8417] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.556997][ T8417] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.564960][ T8417] device bridge_slave_0 entered promiscuous mode [ 57.588107][ T8419] chnl_net:caif_netlink_parms(): no params data found [ 57.601053][ T8417] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.613880][ T8417] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.637336][ T8417] device bridge_slave_1 entered promiscuous mode [ 57.676518][ T8424] IPVS: ftp: loaded support on port[0] = 21 [ 57.730265][ T8417] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.750731][ T8419] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.759385][ T8419] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.769419][ T8419] device bridge_slave_0 entered promiscuous mode [ 57.779676][ T8417] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.798383][ T8419] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.805532][ T8419] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.814111][ T8419] device bridge_slave_1 entered promiscuous mode [ 57.830375][ T8426] IPVS: ftp: loaded support on port[0] = 21 [ 57.849799][ T8419] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.880926][ T8417] team0: Port device team_slave_0 added [ 57.888483][ T8419] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.917679][ T8417] team0: Port device team_slave_1 added 06:45:12 executing program 4: r0 = syz_open_dev$sg(&(0x7f0000000280)='/dev/sg#\x00', 0x0, 0x10008002) ioctl$SG_SET_FORCE_PACK_ID(r0, 0x227b, &(0x7f0000000000)=0x1) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB], 0x1}}, 0x0) write(r0, &(0x7f0000000140)="b63db85e1e8d020000000000003ef0011dcc606aed69d2bc7037cebc9bc2feffffffffffffffe22c9b160096aa1fae1a", 0x30) readv(r0, &(0x7f000085dff0)=[{&(0x7f0000000040)=""/52, 0x20000074}], 0x41) [ 57.936290][ T8419] team0: Port device team_slave_0 added [ 57.991379][ T8419] team0: Port device team_slave_1 added [ 58.069042][ T8417] device hsr_slave_0 entered promiscuous mode 06:45:12 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x8, 0x3, &(0x7f0000000040)=@framed={{0x19}}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) [ 58.176896][ T8417] device hsr_slave_1 entered promiscuous mode [ 58.247821][ T8424] chnl_net:caif_netlink_parms(): no params data found [ 58.319037][ T8419] device hsr_slave_0 entered promiscuous mode [ 58.376686][ T8419] device hsr_slave_1 entered promiscuous mode [ 58.416674][ T8419] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.424387][ T8419] Cannot create hsr debugfs directory [ 58.440358][ T8429] IPVS: ftp: loaded support on port[0] = 21 [ 58.477203][ T8431] IPVS: ftp: loaded support on port[0] = 21 [ 58.542018][ T8426] chnl_net:caif_netlink_parms(): no params data found [ 58.645507][ T8424] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.653043][ T8424] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.660683][ T8424] device bridge_slave_0 entered promiscuous mode [ 58.694588][ T8424] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.702041][ T8424] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.711641][ T8424] device bridge_slave_1 entered promiscuous mode [ 58.733903][ T8426] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.742043][ T8426] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.751038][ T8426] device bridge_slave_0 entered promiscuous mode [ 58.759095][ T8426] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.766143][ T8426] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.774343][ T8426] device bridge_slave_1 entered promiscuous mode [ 58.791027][ T8417] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.849102][ T8424] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.861030][ T8424] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.870251][ T8419] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.917954][ T8417] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.952570][ T8417] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.007768][ T8419] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.053112][ T8419] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.111030][ T8419] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.181211][ T8417] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.259660][ T8426] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.272670][ T8426] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.287454][ T8424] team0: Port device team_slave_0 added [ 59.344432][ T8424] team0: Port device team_slave_1 added [ 59.362859][ T8431] chnl_net:caif_netlink_parms(): no params data found [ 59.439400][ T8424] device hsr_slave_0 entered promiscuous mode [ 59.476771][ T8424] device hsr_slave_1 entered promiscuous mode [ 59.518571][ T8424] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.526471][ T8424] Cannot create hsr debugfs directory [ 59.537055][ T8429] chnl_net:caif_netlink_parms(): no params data found [ 59.548153][ T8426] team0: Port device team_slave_0 added [ 59.556206][ T8426] team0: Port device team_slave_1 added [ 59.629145][ T8426] device hsr_slave_0 entered promiscuous mode [ 59.697526][ T8426] device hsr_slave_1 entered promiscuous mode [ 59.736483][ T8426] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.744053][ T8426] Cannot create hsr debugfs directory [ 59.816263][ T8429] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.824191][ T8429] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.832265][ T8429] device bridge_slave_0 entered promiscuous mode [ 59.842366][ T8429] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.849878][ T8429] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.858028][ T8429] device bridge_slave_1 entered promiscuous mode [ 59.883459][ T8431] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.891306][ T8431] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.899483][ T8431] device bridge_slave_0 entered promiscuous mode [ 59.941585][ T8431] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.951676][ T8431] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.959986][ T8431] device bridge_slave_1 entered promiscuous mode [ 59.970042][ T8429] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.983771][ T8429] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.018056][ T8429] team0: Port device team_slave_0 added [ 60.059742][ T8431] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.070339][ T8429] team0: Port device team_slave_1 added [ 60.089832][ T8424] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.140607][ T8424] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.190996][ T8424] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.239824][ T8431] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.288910][ T8429] device hsr_slave_0 entered promiscuous mode [ 60.327484][ T8429] device hsr_slave_1 entered promiscuous mode [ 60.366545][ T8429] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.374142][ T8429] Cannot create hsr debugfs directory [ 60.382354][ T8419] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.395237][ T8426] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.428983][ T8424] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.518111][ T8431] team0: Port device team_slave_0 added [ 60.524554][ T8426] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.602484][ T8426] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.659555][ T8426] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.726583][ T8431] team0: Port device team_slave_1 added [ 60.772675][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.787625][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.808419][ T8419] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.822492][ T8417] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.889389][ T8431] device hsr_slave_0 entered promiscuous mode [ 60.926871][ T8431] device hsr_slave_1 entered promiscuous mode [ 60.966530][ T8431] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.974136][ T8431] Cannot create hsr debugfs directory [ 60.995984][ T8417] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.024749][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.033558][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.042517][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.049764][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.058737][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.067856][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.075444][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.084146][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.092572][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.099670][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.133853][ T8429] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.168273][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.176065][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.184822][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.193468][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.202904][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.211493][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.218586][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.227701][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.252431][ T8419] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.264510][ T8419] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.277561][ T8429] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.337869][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.349742][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.359346][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.368185][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.376803][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.385055][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.393850][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.402401][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.410850][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.417947][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.425416][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.433870][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.442415][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.451309][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.459250][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.488206][ T8426] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.495020][ T8429] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.528522][ T8429] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.589282][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.600910][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.610215][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.619286][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.628162][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.643022][ T8419] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.660812][ T8424] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.677148][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.685465][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.693164][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.701207][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.710386][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.718808][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.726899][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.738266][ T8426] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.783055][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.792143][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.800563][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.814202][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.822949][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.830397][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.838507][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.848376][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.868067][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.877653][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.886194][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.894133][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.932968][ T8424] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.940574][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.949518][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.958429][ T3780] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.965476][ T3780] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.973577][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.982418][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.990998][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.999539][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.008007][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.015390][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.028583][ T8417] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.037460][ T8431] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.068557][ T8431] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.124073][ T8419] device veth0_vlan entered promiscuous mode [ 62.131836][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.139879][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.148608][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.157112][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.165620][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.174204][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.182361][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.192278][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.200203][ T3780] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.208915][ T8431] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.259159][ T8431] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.314310][ T8419] device veth1_vlan entered promiscuous mode [ 62.329459][ T8426] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.345311][ T8426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.353602][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.362374][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.371220][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.379841][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.387066][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.394727][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.403476][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.412006][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.419101][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.426888][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.435266][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.443742][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.484011][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.492685][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.524625][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.533607][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.548646][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.576117][ T8417] device veth0_vlan entered promiscuous mode [ 62.588181][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.598163][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.607684][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.616003][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.624612][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.633513][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.642127][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.649890][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.664750][ T8424] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.675829][ T8424] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.693525][ T8429] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.710000][ T8417] device veth1_vlan entered promiscuous mode [ 62.724506][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.733371][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.742715][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.750945][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.764528][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.773603][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.787985][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.796306][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.820865][ T8426] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.878184][ T8426] device veth0_vlan entered promiscuous mode [ 62.896826][ T8426] device veth1_vlan entered promiscuous mode [ 167.806364][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.813180][ C0] rcu: 0-...!: (1 GPs behind) idle=ace/1/0x4000000000000002 softirq=11940/11949 fqs=36 [ 167.823150][ C0] (t=10500 jiffies g=6973 q=316) [ 167.828173][ C0] rcu: rcu_preempt kthread starved for 10428 jiffies! g6973 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.839257][ C0] rcu: RCU grace-period kthread stack dump: [ 167.845132][ C0] rcu_preempt R running task 28440 10 2 0x80004000 [ 167.853020][ C0] Call Trace: [ 167.856319][ C0] __schedule+0x9a0/0xcc0 [ 167.860649][ C0] schedule+0x181/0x210 [ 167.864797][ C0] schedule_timeout+0x14f/0x240 [ 167.869636][ C0] ? run_local_timers+0x120/0x120 [ 167.874654][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.879417][ C0] kthread+0x332/0x350 [ 167.883471][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.888569][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.893237][ C0] ret_from_fork+0x24/0x30 [ 167.897654][ C0] NMI backtrace for cpu 0 [ 167.901970][ C0] CPU: 0 PID: 8438 Comm: syz-executor.1 Not tainted 5.5.0-rc5-syzkaller #0 [ 167.910539][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.920594][ C0] Call Trace: [ 167.923864][ C0] [ 167.926709][ C0] dump_stack+0x1fb/0x318 [ 167.931029][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.935959][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.942191][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.948247][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.954239][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.960122][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.965231][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.970510][ C0] ? trace_hardirqs_off+0x74/0x80 [ 167.975526][ C0] update_process_times+0x12d/0x180 [ 167.980727][ C0] tick_sched_timer+0x263/0x420 [ 167.985568][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.991109][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.996315][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.001261][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.006537][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.012073][ C0] apic_timer_interrupt+0xf/0x20 [ 168.016992][ C0] [ 168.019926][ C0] RIP: 0010:__memcg_kmem_uncharge+0x38/0x1a0 [ 168.025907][ C0] Code: 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 e8 48 07 fb ff <4d> 8b 3e b8 01 00 00 00 89 d9 d3 e0 4d 85 ff 0f 84 de 00 00 00 4c [ 168.045501][ C0] RSP: 0018:ffffc900026779b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.053900][ C0] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000040000 [ 168.061857][ C0] RDX: ffffc9000492a000 RSI: 0000000000000000 RDI: ffffea00027849c0 [ 168.069817][ C0] RBP: ffffc900026779e0 R08: 000000000003a728 R09: ffffed10117a3691 [ 168.077780][ C0] R10: ffffed10117a3691 R11: 0000000000000000 R12: ffffea00027849c0 [ 168.085739][ C0] R13: 1ffffd40004f093f R14: ffffea00027849f8 R15: ffff88808bd1b478 [ 168.093727][ C0] ? free_thread_stack+0x124/0x590 [ 168.098829][ C0] free_thread_stack+0x12e/0x590 [ 168.103759][ C0] put_task_stack+0xa3/0x130 [ 168.108336][ C0] finish_task_switch+0x3f1/0x550 [ 168.113354][ C0] __schedule+0x9a8/0xcc0 [ 168.117684][ C0] ? ___preempt_schedule+0x16/0x18 [ 168.122905][ C0] preempt_schedule+0xdb/0x120 [ 168.127672][ C0] ___preempt_schedule+0x16/0x18 [ 168.132614][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 168.138247][ C0] rfkill_blocked+0x4b/0x70 [ 168.142744][ C0] hci_register_dev+0x3e7/0x720 [ 168.147594][ C0] vhci_create_device+0x2f3/0x530 [ 168.152616][ C0] vhci_write+0x3ac/0x440 [ 168.157461][ C0] __vfs_write+0x5a1/0x740 [ 168.161883][ C0] vfs_write+0x275/0x590 [ 168.166118][ C0] ksys_write+0x117/0x220 [ 168.170439][ C0] __x64_sys_write+0x7b/0x90 [ 168.175029][ C0] do_syscall_64+0xf7/0x1c0 [ 168.179523][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.185403][ C0] RIP: 0033:0x45af49 [ 168.189324][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 168.208915][ C0] RSP: 002b:00007fe96abecc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 168.217317][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045af49 [ 168.225291][ C0] RDX: 0000000000000002 RSI: 0000000020000000 RDI: 0000000000000003 [ 168.233271][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 168.241243][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe96abed6d4 [ 168.249209][ C0] R13: 00000000004cd1b0 R14: 00000000004e8688 R15: 00000000ffffffff