[ 40.590116][ T25] audit: type=1800 audit(1575336189.553:27): pid=7852 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 40.609643][ T25] audit: type=1800 audit(1575336189.553:28): pid=7852 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. [ 41.077137][ T25] audit: type=1800 audit(1575336190.113:29): pid=7852 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 41.096382][ T25] audit: type=1800 audit(1575336190.113:30): pid=7852 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.121' (ECDSA) to the list of known hosts. 2019/12/03 01:23:19 fuzzer started 2019/12/03 01:23:20 dialing manager at 10.128.0.26:38907 2019/12/03 01:23:20 syscalls: 2697 2019/12/03 01:23:20 code coverage: enabled 2019/12/03 01:23:20 comparison tracing: enabled 2019/12/03 01:23:20 extra coverage: extra coverage is not supported by the kernel 2019/12/03 01:23:20 setuid sandbox: enabled 2019/12/03 01:23:20 namespace sandbox: enabled 2019/12/03 01:23:20 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 01:23:20 fault injection: enabled 2019/12/03 01:23:20 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 01:23:20 net packet injection: enabled 2019/12/03 01:23:20 net device setup: enabled 2019/12/03 01:23:20 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 01:23:20 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:23:21 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x12, 0x0, 0x0, 0x6e, 0x0, 0x1}, 0x3c) 01:23:21 executing program 1: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$RDS_RECVERR(r0, 0x114, 0x5, 0xfffffffffffffffe, 0x233) syzkaller login: [ 52.579963][ T8016] IPVS: ftp: loaded support on port[0] = 21 01:23:21 executing program 2: r0 = socket$netlink(0x10, 0x3, 0xf) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000000), 0x4) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000080)=0x6, 0x4) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)={0x14, 0x23, 0x1, 0x0, 0x0, {0x20000000004, 0xe00000000000000}}, 0x14}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="1400000023007d81fdffffff000000001633f7f69f2f65090490b4d9b2b25700000000"], 0x14}}, 0x0) [ 52.749206][ T8016] chnl_net:caif_netlink_parms(): no params data found [ 52.769926][ T8019] IPVS: ftp: loaded support on port[0] = 21 [ 52.866891][ T8016] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.882785][ T8016] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.890376][ T8016] device bridge_slave_0 entered promiscuous mode [ 52.915053][ T8016] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.932063][ T8016] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.939994][ T8016] device bridge_slave_1 entered promiscuous mode [ 52.959174][ T8021] IPVS: ftp: loaded support on port[0] = 21 [ 52.983410][ T8016] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.008940][ T8016] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 01:23:22 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) [ 53.088801][ T8016] team0: Port device team_slave_0 added [ 53.114073][ T8016] team0: Port device team_slave_1 added [ 53.125150][ T8019] chnl_net:caif_netlink_parms(): no params data found [ 53.204585][ T8019] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.211703][ T8019] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.220140][ T8019] device bridge_slave_0 entered promiscuous mode [ 53.254141][ T8019] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.261285][ T8019] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.270274][ T8019] device bridge_slave_1 entered promiscuous mode [ 53.324712][ T8016] device hsr_slave_0 entered promiscuous mode 01:23:22 executing program 4: socket(0x200000000010, 0x5, 0x0) mkdir(&(0x7f0000000b00)='./file0\x00', 0x0) lgetxattr(0x0, 0x0, 0x0, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$DRM_IOCTL_IRQ_BUSID(0xffffffffffffffff, 0xc0106403, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x3f}) recvfrom$x25(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000700)='rpc_pipefs\x00', 0x0, 0x0) open(&(0x7f0000000280)='./file0\x00', 0x8082, 0x8) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x200, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$tipc2(&(0x7f0000000a00)='TIPCv2\x00') lsetxattr$security_capability(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='security.capability\x00', &(0x7f00000001c0)=@v1={0x1000000, [{0x80000001, 0x2}]}, 0xc, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000340)={@loopback, @initdev, 0x0}, &(0x7f0000000900)=0xc) add_key(0x0, &(0x7f0000000480)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffe) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, 0x0, 0x0) request_key(&(0x7f00000004c0)='cifs.spnego\x00', &(0x7f00000005c0)={'syz', 0x0}, 0x0, 0xffffffffffffffff) clone(0x103, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) setsockopt$inet_sctp_SCTP_AUTOCLOSE(0xffffffffffffffff, 0x84, 0x4, 0x0, 0x0) ppoll(0x0, 0x0, &(0x7f0000000080), &(0x7f0000000300), 0x8) perf_event_open(&(0x7f0000000000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x5}, 0x200000000, 0x80000000000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f00000002c0)='nfs\x00\xef\xf1a\x17\x12\x9e\xd0Y\x8a\xa8\xd4', 0x700, &(0x7f0000000000)) r1 = socket(0x1, 0x5, 0x0) fsetxattr(r1, &(0x7f00000000c0)=@known='system.sockprotoname\x00', &(0x7f0000000600)='wlan1#wlan0!(nodevppp0vboxnet1wlan1[posix_acl_accessmd5sum\x00', 0x3b, 0x1) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000180)="2e0000001e000503ed0080648c6394f20531d20012000f4009000500000000000000009700d0bdff0f0000000000", 0x2e}], 0x1}, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000400)={'veth1_to_hsr\x00', r0}) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(0xffffffffffffffff, 0x408c5333, &(0x7f0000000740)={0x6, 0x20, 0x380000000000000, 'queue1\x00'}) syz_genetlink_get_family_id$tipc(&(0x7f0000000240)='TIPC\x00') r3 = openat$vimc2(0xffffffffffffff9c, &(0x7f0000000200)='/dev/video2\x00', 0x2, 0x0) ioctl$VIDIOC_QUERYCAP(r3, 0x80685600, &(0x7f0000000380)) [ 53.374030][ T8016] device hsr_slave_1 entered promiscuous mode [ 53.423751][ T8021] chnl_net:caif_netlink_parms(): no params data found [ 53.476408][ T8025] IPVS: ftp: loaded support on port[0] = 21 [ 53.531073][ T8019] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.557959][ T8021] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.569795][ T8021] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.586100][ T8021] device bridge_slave_0 entered promiscuous mode [ 53.596142][ T8019] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 01:23:22 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="480000002400070500"/20, @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000000000062001c00020018000200030000000001000000000000084000fa00000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=@newlink={0x20, 0x11, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x20}}, 0x0) [ 53.629282][ T8019] team0: Port device team_slave_0 added [ 53.642335][ T8021] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.649411][ T8021] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.660713][ T8021] device bridge_slave_1 entered promiscuous mode [ 53.670664][ T8016] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.743598][ T8019] team0: Port device team_slave_1 added [ 53.761885][ T8027] IPVS: ftp: loaded support on port[0] = 21 [ 53.781830][ T8021] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.793524][ T8021] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.803049][ T8016] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.865107][ T8016] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.946266][ T8016] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.020233][ T8029] IPVS: ftp: loaded support on port[0] = 21 [ 54.034518][ T8021] team0: Port device team_slave_0 added [ 54.041565][ T8021] team0: Port device team_slave_1 added [ 54.124651][ T8019] device hsr_slave_0 entered promiscuous mode [ 54.172345][ T8019] device hsr_slave_1 entered promiscuous mode [ 54.232136][ T8019] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.294412][ T8021] device hsr_slave_0 entered promiscuous mode [ 54.332424][ T8021] device hsr_slave_1 entered promiscuous mode [ 54.382090][ T8021] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.479611][ T8019] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 54.554758][ T8025] chnl_net:caif_netlink_parms(): no params data found [ 54.585132][ T8019] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 54.633671][ T8019] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 54.673785][ T8019] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 54.713836][ T8021] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 54.756467][ T8021] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 54.821198][ T8021] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 54.856230][ T8021] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 54.909804][ T8016] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.916841][ T8027] chnl_net:caif_netlink_parms(): no params data found [ 54.975376][ T8025] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.983081][ T8025] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.990865][ T8025] device bridge_slave_0 entered promiscuous mode [ 55.005913][ T8016] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.025550][ T8027] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.032700][ T8027] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.040331][ T8027] device bridge_slave_0 entered promiscuous mode [ 55.049600][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.058242][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.066166][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.074655][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.083030][ T8030] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.090149][ T8030] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.098345][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.106895][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.115254][ T8030] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.122337][ T8030] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.129790][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.138739][ T8025] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.146419][ T8025] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.154306][ T8025] device bridge_slave_1 entered promiscuous mode [ 55.188611][ T8027] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.195832][ T8027] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.203705][ T8027] device bridge_slave_1 entered promiscuous mode [ 55.210559][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.220123][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.234865][ T8025] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.246567][ T8025] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.279456][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.288266][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.298361][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.307120][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.315610][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.323726][ T8029] chnl_net:caif_netlink_parms(): no params data found [ 55.356515][ T8025] team0: Port device team_slave_0 added [ 55.366223][ T8025] team0: Port device team_slave_1 added [ 55.380995][ T8027] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.396944][ T8021] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.408867][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.418384][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.434605][ T8027] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.514784][ T8025] device hsr_slave_0 entered promiscuous mode [ 55.553147][ T8025] device hsr_slave_1 entered promiscuous mode [ 55.592149][ T8025] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.613899][ T8029] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.621056][ T8029] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.628848][ T8029] device bridge_slave_0 entered promiscuous mode [ 55.643790][ T8016] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.656722][ T8016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.669146][ T8021] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.676815][ T8029] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.687819][ T8029] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.695572][ T8029] device bridge_slave_1 entered promiscuous mode [ 55.708741][ T8027] team0: Port device team_slave_0 added [ 55.716020][ T8027] team0: Port device team_slave_1 added [ 55.723473][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.731661][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.739960][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.747549][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.776326][ T8029] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.793661][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.802693][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.811210][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.818286][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.825802][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.834171][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.845797][ T8029] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.879844][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.889688][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.900992][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.909386][ T8030] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.916432][ T8030] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.935789][ T8029] team0: Port device team_slave_0 added [ 55.946318][ T8019] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.953535][ T8025] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 55.994147][ T8029] team0: Port device team_slave_1 added [ 56.054005][ T8027] device hsr_slave_0 entered promiscuous mode [ 56.092341][ T8027] device hsr_slave_1 entered promiscuous mode [ 56.142162][ T8027] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.154991][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.165341][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.174220][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.182800][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.190925][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.199529][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.207865][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.216478][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.225009][ T8025] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 56.347142][ T8029] device hsr_slave_0 entered promiscuous mode [ 56.403117][ T8029] device hsr_slave_1 entered promiscuous mode [ 56.442166][ T8029] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.451141][ T8016] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.464441][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.472521][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.480668][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.488909][ T8025] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.544317][ T8025] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.595735][ T8021] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.616196][ T8019] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.656679][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.666788][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.674570][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.683994][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.695614][ T8030] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.702701][ T8030] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.714114][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.728906][ T8027] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 56.776550][ T8027] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 56.853124][ T3944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.861622][ T3944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.871812][ T3944] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.878926][ T3944] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.888699][ T3944] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.902270][ T3944] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 161.881967][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 161.888747][ C0] rcu: 0-...!: (10499 ticks this GP) idle=fb2/1/0x4000000000000002 softirq=10910/10910 fqs=1 [ 161.899224][ C0] (t=10500 jiffies g=5921 q=61) [ 161.904149][ C0] rcu: rcu_preempt kthread starved for 10498 jiffies! g5921 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 161.915248][ C0] rcu: RCU grace-period kthread stack dump: [ 161.921148][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 161.929066][ C0] Call Trace: [ 161.932372][ C0] __schedule+0x9a0/0xcc0 [ 161.936701][ C0] schedule+0x181/0x210 [ 161.940845][ C0] schedule_timeout+0x14f/0x240 [ 161.945684][ C0] ? run_local_timers+0x120/0x120 [ 161.950703][ C0] rcu_gp_kthread+0xed8/0x1770 [ 161.955471][ C0] kthread+0x332/0x350 [ 161.959520][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 161.964612][ C0] ? kthread_blkcg+0xe0/0xe0 [ 161.969186][ C0] ret_from_fork+0x24/0x30 [ 161.973601][ C0] NMI backtrace for cpu 0 [ 161.977921][ C0] CPU: 0 PID: 8036 Comm: blkid Not tainted 5.4.0-syzkaller #0 [ 161.985439][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.995491][ C0] Call Trace: [ 161.998759][ C0] [ 162.001597][ C0] dump_stack+0x1fb/0x318 [ 162.005922][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 162.010761][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 162.016918][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 162.022986][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 162.028982][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 162.034870][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 162.039995][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 162.045187][ C0] ? trace_hardirqs_off+0x74/0x80 [ 162.050204][ C0] update_process_times+0x12d/0x180 [ 162.055391][ C0] tick_sched_timer+0x263/0x420 [ 162.060224][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 162.065755][ C0] __hrtimer_run_queues+0x403/0x840 [ 162.070951][ C0] hrtimer_interrupt+0x38c/0xda0 [ 162.075886][ C0] ? debug_smp_processor_id+0x9/0x20 [ 162.081161][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 162.086716][ C0] apic_timer_interrupt+0xf/0x20 [ 162.091641][ C0] [ 162.094577][ C0] RIP: 0010:free_thread_stack+0x141/0x590 [ 162.100287][ C0] Code: a2 60 00 e9 5d 04 00 00 e8 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 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 [ 162.119878][ C0] RSP: 0018:ffffc900024f7958 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 162.128274][ C0] RAX: 0000000000000001 RBX: ffff888093a4e880 RCX: 0000000000000000 [ 162.136231][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000297f280 [ 162.144188][ C0] RBP: ffffc900024f7990 R08: dffffc0000000000 R09: fffffbfff1287025 [ 162.152146][ C0] R10: fffffbfff1287025 R11: 0000000000000000 R12: ffff888093a4e920 [ 162.160101][ C0] R13: dffffc0000000000 R14: 1ffff11012749d24 R15: ffff8880949bb3e8 [ 162.168077][ C0] ? free_thread_stack+0x12e/0x590 [ 162.173177][ C0] put_task_stack+0xa3/0x130 [ 162.177753][ C0] finish_task_switch+0x3f1/0x550 [ 162.182766][ C0] __schedule+0x9a8/0xcc0 [ 162.187088][ C0] preempt_schedule_irq+0xc1/0x140 [ 162.192186][ C0] retint_kernel+0x1b/0x2b [ 162.196588][ C0] RIP: 0010:__vma_adjust+0x2250/0x2390 [ 162.202031][ C0] Code: 89 df e8 e3 0f 0d 00 48 8b 1b 4c 89 f7 48 89 de e8 d5 9a d1 ff 49 39 de 0f 85 ab 00 00 00 e8 c7 98 d1 ff eb 05 e8 c0 98 d1 ff <48> 8b 5d a0 48 85 db 74 16 48 83 7d 88 00 74 0f e8 ab 98 d1 ff 48 [ 162.221618][ C0] RSP: 0018:ffffc900024f7ba0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 162.230011][ C0] RAX: ffffffff81a50033 RBX: ffff88809947e450 RCX: ffff888098f34400 [ 162.237964][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 162.246108][ C0] RBP: ffffc900024f7ce8 R08: ffffffff819353fa R09: ffffed101328fc99 [ 162.254080][ C0] R10: ffffed101328fc99 R11: 0000000000000000 R12: dffffc0000000000 [ 162.262046][ C0] R13: ffff8880a3e3bd68 R14: ffff8880a323c660 R15: ffff8880a323c6a8 [ 162.270041][ C0] ? uprobe_mmap+0x3a/0x11e0 [ 162.274624][ C0] ? __vma_adjust+0x1f43/0x2390 [ 162.279495][ C0] __split_vma+0x356/0x490 [ 162.283907][ C0] split_vma+0x7a/0xd0 [ 162.287973][ C0] mprotect_fixup+0x63d/0x790 [ 162.292651][ C0] ? security_file_mprotect+0xa8/0xd0 [ 162.298012][ C0] do_mprotect_pkey+0x6c2/0x8d0 [ 162.302863][ C0] __x64_sys_mprotect+0x80/0x90 [ 162.307703][ C0] do_syscall_64+0xf7/0x1c0 [ 162.312197][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.318076][ C0] RIP: 0033:0x7ff922148447 [ 162.322486][ C0] Code: 73 01 c3 48 8d 0d 5d ad 20 00 31 d2 48 29 c2 89 11 48 83 c8 ff eb eb 90 90 90 90 90 90 90 90 90 90 90 90 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 2d ad 20 00 31 d2 48 29 c2 89 [ 162.342072][ C0] RSP: 002b:00007ffc09fe5108 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 162.350467][ C0] RAX: ffffffffffffffda RBX: 00007ff9223504c8 RCX: 00007ff922148447 [ 162.358426][ C0] RDX: 0000000000000000 RSI: 0000000000200000 RDI: 00007ff921f2e000 [ 162.366382][ C0] RBP: 00007ffc09fe53d0 R08: 0000000000000003 R09: 0000000000000000 [ 162.374340][ C0] R10: 0000000000000001 R11: 0000000000000206 R12: 00007ffc09fe54b8 [ 162.382297][ C0] R13: 0000000000000002 R14: 0000000000000030 R15: 00007ffc09fe5150