[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 50.881771][ T26] audit: type=1800 audit(1578452617.253:25): pid=8255 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 50.919522][ T26] audit: type=1800 audit(1578452617.253:26): pid=8255 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.949143][ T26] audit: type=1800 audit(1578452617.253:27): pid=8255 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 '10.128.0.228' (ECDSA) to the list of known hosts. 2020/01/08 03:03:47 fuzzer started 2020/01/08 03:03:49 dialing manager at 10.128.0.26:35703 2020/01/08 03:03:49 syscalls: 2824 2020/01/08 03:03:49 code coverage: enabled 2020/01/08 03:03:49 comparison tracing: enabled 2020/01/08 03:03:49 extra coverage: enabled 2020/01/08 03:03:49 setuid sandbox: enabled 2020/01/08 03:03:49 namespace sandbox: enabled 2020/01/08 03:03:49 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:03:49 fault injection: enabled 2020/01/08 03:03:49 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:03:49 net packet injection: enabled 2020/01/08 03:03:49 net device setup: enabled 2020/01/08 03:03:49 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:03:49 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:03:50 executing program 0: r0 = creat(&(0x7f0000000040)='./file1\x00', 0x0) write$binfmt_script(r0, &(0x7f0000000080)=ANY=[@ANYRESDEC, @ANYRES16, @ANYRESHEX, @ANYRES16, @ANYBLOB="c6292fdfe740aba82d39d236ab243325a178fb1fb08609f55c860b7274ce37fba681b500d0c814f800b8011a484e65b37e04000000758e8759c477cfc22ca7c07ced93b665d9e45871f7687d63f44d4da68a2bf9e07a4bbe73665b0a0fe52f521c2b62"], 0xfc7c) fallocate(r0, 0x8, 0x0, 0x8000) ioctl$EXT4_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000180)) write$9p(r0, &(0x7f0000000000)="b0", 0x1) lseek(r0, 0x0, 0x4) 03:03:50 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000100)="0815b5055e0bcfe87b3071") r1 = socket(0x10, 0x2, 0x0) sendto(r1, &(0x7f0000000900)="120000001200e7ef077b1a3fcd00000200a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000037c0)=[{{&(0x7f0000000140)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x3d}, {&(0x7f00000000c0)=""/85, 0x4e4}, {&(0x7f00000024c0)=""/4096, 0x1048}, {&(0x7f0000000400)=""/120, 0x78}, {&(0x7f0000000480)=""/60, 0xc6}, {&(0x7f0000000280)=""/77, 0x7}, {&(0x7f0000000540)=""/154, 0x9a}, {&(0x7f0000000340)=""/22, 0x8b0}], 0x8, &(0x7f0000002400)=""/191, 0x1f9}}], 0x4000000000001de, 0x6, &(0x7f0000003700)={0x77359400}) syzkaller login: [ 63.990670][ T8422] IPVS: ftp: loaded support on port[0] = 21 03:03:50 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000040)={@rand_addr="8723ecf1c044381cea181db7dadc28aa", 0x0, 0x0, 0x2, 0x1}, 0x20) [ 64.133555][ T8422] chnl_net:caif_netlink_parms(): no params data found [ 64.154974][ T8425] IPVS: ftp: loaded support on port[0] = 21 [ 64.215178][ T8422] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.224139][ T8422] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.232285][ T8422] device bridge_slave_0 entered promiscuous mode [ 64.261358][ T8422] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.268476][ T8422] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.278571][ T8422] device bridge_slave_1 entered promiscuous mode [ 64.349910][ T8422] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.377770][ T8422] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 03:03:50 executing program 3: r0 = syz_init_net_socket$rose(0xb, 0x5, 0x0) bind$rose(r0, &(0x7f0000000140)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @default}, 0x1c) [ 64.396070][ T8428] IPVS: ftp: loaded support on port[0] = 21 [ 64.408294][ T8425] chnl_net:caif_netlink_parms(): no params data found [ 64.464747][ T8422] team0: Port device team_slave_0 added [ 64.491227][ T8422] team0: Port device team_slave_1 added [ 64.541073][ T8425] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.548133][ T8425] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.560932][ T8425] device bridge_slave_0 entered promiscuous mode [ 64.601879][ T8422] device hsr_slave_0 entered promiscuous mode 03:03:51 executing program 4: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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) prctl$PR_SET_PTRACER(0x59616d61, 0x0) syz_open_procfs(0x0, 0x0) renameat2(0xffffffffffffffff, 0x0, 0xffffffffffffffff, &(0x7f00000001c0)='./file0\x00', 0x0) write$USERIO_CMD_SEND_INTERRUPT(0xffffffffffffffff, &(0x7f0000000100), 0x2) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="ab553fec", 0x4) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000001380)={0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)=[@op={0x18}], 0x18}, 0x0) write$binfmt_script(r1, &(0x7f0000000600)=ANY=[], 0xfec8) recvmmsg(r1, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f0000004700)=[{&(0x7f00000012c0)=""/167, 0xa7}, {&(0x7f0000003580)=""/4096, 0x7fffef59}], 0x2}}], 0x1, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000140), 0x8) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xa808) [ 64.652389][ T8422] device hsr_slave_1 entered promiscuous mode [ 64.731622][ T8425] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.738698][ T8425] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.762511][ T8425] device bridge_slave_1 entered promiscuous mode [ 64.798375][ T8430] IPVS: ftp: loaded support on port[0] = 21 03:03:51 executing program 5: getpriority(0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x28000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000002c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, @perf_bp={0x0}}, 0x0, 0xfffffffffffdffff, 0xffffffffffffffff, 0x0) syz_open_dev$usbfs(0x0, 0x0, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) getpgid(0x0) ptrace$setsig(0x4203, 0x0, 0x0, &(0x7f0000000080)={0x26, 0x906}) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)={0x28, 0x23, 0x1, 0x0, 0x0, {0x20000000004, 0xe00000000000000}, [@typed={0x14, 0xc}]}, 0x28}}, 0x0) [ 64.925675][ T8425] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.997600][ T8434] IPVS: ftp: loaded support on port[0] = 21 [ 65.013736][ T8435] IPVS: ftp: loaded support on port[0] = 21 [ 65.022812][ T8425] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.032522][ T8428] chnl_net:caif_netlink_parms(): no params data found [ 65.134093][ T8422] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.194211][ T8422] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.252252][ T8422] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.302970][ T8422] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.355475][ T8425] team0: Port device team_slave_0 added [ 65.369606][ T8430] chnl_net:caif_netlink_parms(): no params data found [ 65.392702][ T8425] team0: Port device team_slave_1 added [ 65.407575][ T8428] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.414796][ T8428] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.423389][ T8428] device bridge_slave_0 entered promiscuous mode [ 65.433500][ T8428] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.441107][ T8428] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.448693][ T8428] device bridge_slave_1 entered promiscuous mode [ 65.531052][ T8425] device hsr_slave_0 entered promiscuous mode [ 65.569752][ T8425] device hsr_slave_1 entered promiscuous mode [ 65.619841][ T8425] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.627554][ T8425] Cannot create hsr debugfs directory [ 65.673648][ T8428] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.686428][ T8430] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.694094][ T8430] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.701826][ T8430] device bridge_slave_0 entered promiscuous mode [ 65.711319][ T8430] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.718356][ T8430] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.725953][ T8430] device bridge_slave_1 entered promiscuous mode [ 65.747782][ T8428] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.811814][ T8430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.822426][ T8428] team0: Port device team_slave_0 added [ 65.829206][ T8430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.859534][ T8428] team0: Port device team_slave_1 added [ 65.896266][ T8434] chnl_net:caif_netlink_parms(): no params data found [ 65.906116][ T8435] chnl_net:caif_netlink_parms(): no params data found [ 65.925146][ T8430] team0: Port device team_slave_0 added [ 65.943603][ T8422] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.962249][ T8430] team0: Port device team_slave_1 added [ 66.021226][ T8428] device hsr_slave_0 entered promiscuous mode [ 66.049823][ T8428] device hsr_slave_1 entered promiscuous mode [ 66.099546][ T8428] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.107128][ T8428] Cannot create hsr debugfs directory [ 66.172104][ T8430] device hsr_slave_0 entered promiscuous mode [ 66.219759][ T8430] device hsr_slave_1 entered promiscuous mode [ 66.279559][ T8430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.287270][ T8430] Cannot create hsr debugfs directory [ 66.292951][ T8434] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.302742][ T8434] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.310400][ T8434] device bridge_slave_0 entered promiscuous mode [ 66.319372][ T8434] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.326754][ T8434] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.334340][ T8434] device bridge_slave_1 entered promiscuous mode [ 66.355288][ T8434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.367303][ T8434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.392977][ T8435] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.400996][ T8435] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.408440][ T8435] device bridge_slave_0 entered promiscuous mode [ 66.439218][ T8422] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.457943][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.466907][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.474611][ T8435] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.482141][ T8435] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.490152][ T8435] device bridge_slave_1 entered promiscuous mode [ 66.497924][ T8434] team0: Port device team_slave_0 added [ 66.510906][ T8425] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.552897][ T8425] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.616215][ T8435] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.625734][ T3226] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.634303][ T3226] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.642555][ T3226] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.649709][ T3226] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.658342][ T3226] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.668015][ T8434] team0: Port device team_slave_1 added [ 66.676889][ T8425] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.732341][ T8425] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.784254][ T2806] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.792719][ T2806] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.801275][ T2806] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.808306][ T2806] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.818804][ T8435] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.841098][ T8435] team0: Port device team_slave_0 added [ 66.850357][ T8435] team0: Port device team_slave_1 added [ 66.883418][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.893121][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.961985][ T8434] device hsr_slave_0 entered promiscuous mode [ 67.000206][ T8434] device hsr_slave_1 entered promiscuous mode [ 67.040461][ T8434] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.048014][ T8434] Cannot create hsr debugfs directory [ 67.053737][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.062730][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.071423][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.132154][ T8435] device hsr_slave_0 entered promiscuous mode [ 67.199790][ T8435] device hsr_slave_1 entered promiscuous mode [ 67.249643][ T8435] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.257236][ T8435] Cannot create hsr debugfs directory [ 67.295112][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.304303][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.314137][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.322495][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.334645][ T8422] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.346552][ T8422] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.376979][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.385452][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.418246][ T8430] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.451540][ T8430] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.486295][ T8428] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.550838][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.558193][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.566149][ T8430] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.612238][ T8428] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.669109][ T8430] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.702410][ T8428] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.731617][ T8434] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.772183][ T8434] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.813058][ T8434] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 67.871019][ T8428] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.937722][ T8434] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 67.982229][ T8422] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.050315][ T8435] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.103784][ T8435] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.163967][ T8435] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.202084][ T8435] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.260631][ T8425] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.298766][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.307816][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.326922][ T8430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.352807][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.361832][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.387103][ T8428] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.397185][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.405017][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.413088][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.421069][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.430242][ T8430] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.438117][ T8422] device veth0_vlan entered promiscuous mode [ 68.453123][ T8434] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.469824][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.477377][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.485686][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.494342][ T3227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.506168][ T8422] device veth1_vlan entered promiscuous mode [ 68.514965][ T8425] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.523580][ T8428] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.533211][ T2806] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.541489][ T2806] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.550229][ T2806] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.558443][ T2806] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.565511][ T2806] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.573755][ T2806] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.612384][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.621550][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.632065][ T3228] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.639139][ T3228] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.646752][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.655453][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.664621][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.672979][ T3228] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.680042][ T3228] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.687531][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.696271][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.705148][ T3228] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.712188][ T3228] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.720218][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.728550][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.737133][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.746239][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.754686][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.763876][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.772310][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.780941][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.789321][ T3228] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.796395][ T3228] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.804193][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.812765][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.821389][ T3228] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.828434][ T3228] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.876859][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.885389][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.900881][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.908651][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.917815][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.926342][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.935765][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.948193][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.956603][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.964897][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.973102][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.981209][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.988703][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.997114][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.005311][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.013955][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.022262][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.030571][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.038788][ T3228] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.047607][ T8434] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.059122][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.069394][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.078531][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.087348][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.095747][ T2812] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.102814][ T2812] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.111371][ T8425] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.122870][ T8430] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.134543][ T8430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.187919][ T8435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.209682][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.217586][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.236129][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.246632][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.259041][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.274440][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.284966][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.297473][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.308011][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.322180][ T2812] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 174.229435][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.236254][ C0] rcu: 0-...!: (10500 ticks this GP) idle=99e/1/0x4000000000000002 softirq=13360/13360 fqs=5 [ 174.246732][ C0] (t=10501 jiffies g=6345 q=75) [ 174.251658][ C0] rcu: rcu_preempt kthread starved for 10492 jiffies! g6345 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 174.262750][ C0] rcu: RCU grace-period kthread stack dump: [ 174.268624][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 174.276505][ C0] Call Trace: [ 174.279792][ C0] __schedule+0x9a0/0xcc0 [ 174.284122][ C0] schedule+0x181/0x210 [ 174.288272][ C0] schedule_timeout+0x14f/0x240 [ 174.293107][ C0] ? run_local_timers+0x120/0x120 [ 174.298122][ C0] rcu_gp_kthread+0xed8/0x1770 [ 174.302883][ C0] kthread+0x332/0x350 [ 174.306938][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 174.312034][ C0] ? kthread_blkcg+0xe0/0xe0 [ 174.316609][ C0] ret_from_fork+0x24/0x30 [ 174.321023][ C0] NMI backtrace for cpu 0 [ 174.325357][ C0] CPU: 0 PID: 8425 Comm: syz-executor.1 Not tainted 5.5.0-rc5-syzkaller #0 [ 174.333933][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.343971][ C0] Call Trace: [ 174.347236][ C0] [ 174.350080][ C0] dump_stack+0x1fb/0x318 [ 174.354397][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 174.359230][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 174.365375][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 174.371427][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 174.377395][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 174.383271][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 174.388375][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 174.393563][ C0] ? trace_hardirqs_off+0x74/0x80 [ 174.398577][ C0] update_process_times+0x12d/0x180 [ 174.403779][ C0] tick_sched_timer+0x263/0x420 [ 174.408613][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 174.414145][ C0] __hrtimer_run_queues+0x403/0x840 [ 174.419342][ C0] hrtimer_interrupt+0x38c/0xda0 [ 174.424286][ C0] ? debug_smp_processor_id+0x9/0x20 [ 174.429565][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 174.435101][ C0] apic_timer_interrupt+0xf/0x20 [ 174.440045][ C0] [ 174.442998][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 174.449153][ C0] Code: 84 f4 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 174.468749][ C0] RSP: 0018:ffffc900021f7520 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.477231][ C0] RAX: ffffffff81489244 RBX: ffffea00025dc640 RCX: ffff8880979d8100 [ 174.485199][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025dc640 [ 174.493166][ C0] RBP: ffffc900021f7560 R08: 000000000003a728 R09: ffffed1012b56b09 [ 174.501213][ C0] R10: ffffed1012b56b09 R11: 0000000000000000 R12: ffff88808cb3f0a0 [ 174.509172][ C0] R13: dffffc0000000000 R14: 1ffff11011967e14 R15: ffff888095ab5838 [ 174.517138][ C0] ? free_thread_stack+0x124/0x590 [ 174.522243][ C0] ? free_thread_stack+0x124/0x590 [ 174.527350][ C0] put_task_stack+0xa3/0x130 [ 174.531931][ C0] finish_task_switch+0x3f1/0x550 [ 174.536946][ C0] __schedule+0x9a8/0xcc0 [ 174.541277][ C0] preempt_schedule_irq+0xc1/0x140 [ 174.546378][ C0] retint_kernel+0x1b/0x2b [ 174.550785][ C0] RIP: 0010:update_stack_state+0x168/0x530 [ 174.556577][ C0] Code: e1 80 e1 07 80 c1 03 38 c1 7c 60 4c 89 e7 e8 cf f1 7d 00 eb 56 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 48 8b 45 c0 80 3c 18 00 <74> 08 4c 89 ff e8 ce f1 7d 00 4d 8b 2f 48 8b 85 58 ff ff ff 80 3c [ 174.576163][ C0] RSP: 0018:ffffc900021f7770 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.584683][ C0] RAX: 1ffff9200043ef1b RBX: dffffc0000000000 RCX: ffffc900021f78f8 [ 174.592652][ C0] RDX: ffffc900021f7f20 RSI: 1ffff9200043ef1c RDI: ffffc900021f78d0 [ 174.600610][ C0] RBP: ffffc900021f7818 R08: ffffffff8165c2fd R09: ffffc900021f78d0 [ 174.608570][ C0] R10: fffff5200043ef26 R11: 0000000000000000 R12: ffffc900021f78d0 [ 174.616532][ C0] R13: ffffc900021f7f10 R14: ffffc900021f78e8 R15: ffffc900021f78d8 [ 174.624516][ C0] ? stack_trace_consume_entry+0x17d/0x260 [ 174.630354][ C0] unwind_next_frame+0x3f1/0x7a0 [ 174.635281][ C0] ? __unwind_start+0x36a/0x440 [ 174.640127][ C0] ? stack_trace_save+0x150/0x150 [ 174.645154][ C0] arch_stack_walk+0xb4/0xe0 [ 174.649738][ C0] ? __x64_sys_sendto+0xe5/0x100 [ 174.654675][ C0] stack_trace_save+0xb6/0x150 [ 174.659431][ C0] __kasan_kmalloc+0x11c/0x1b0 [ 174.664185][ C0] ? do_syscall_64+0xf7/0x1c0 [ 174.668853][ C0] ? __kasan_kmalloc+0x11c/0x1b0 [ 174.673775][ C0] ? kasan_kmalloc+0x9/0x10 [ 174.678267][ C0] ? __kmalloc_node_track_caller+0x4d/0x60 [ 174.684057][ C0] ? __alloc_skb+0xe8/0x500 [ 174.688561][ C0] ? netlink_sendmsg+0x77a/0xd50 [ 174.693483][ C0] ? __sys_sendto+0x442/0x5e0 [ 174.698146][ C0] ? __x64_sys_sendto+0xe5/0x100 [ 174.703069][ C0] ? cache_grow_end+0x143/0x170 [ 174.707920][ C0] ? do_raw_spin_unlock+0x142/0x950 [ 174.713126][ C0] ? check_preemption_disabled+0x44/0x260 [ 174.718918][ C0] ? debug_smp_processor_id+0x9/0x20 [ 174.724206][ C0] ? rcu_read_lock_sched_held+0x10b/0x170 [ 174.729915][ C0] ? trace_kmalloc_node+0xd3/0x130 [ 174.735017][ C0] ? kmem_cache_alloc_node_trace+0x268/0x2d0 [ 174.740983][ C0] ? __kmalloc_node_track_caller+0x3c/0x60 [ 174.746777][ C0] kasan_kmalloc+0x9/0x10 [ 174.751096][ C0] __kmalloc_node_track_caller+0x4d/0x60 [ 174.756722][ C0] ? netlink_sendmsg+0x77a/0xd50 [ 174.761649][ C0] __alloc_skb+0xe8/0x500 [ 174.765970][ C0] netlink_sendmsg+0x77a/0xd50 [ 174.770761][ C0] ? netlink_getsockopt+0x9f0/0x9f0 [ 174.775948][ C0] __sys_sendto+0x442/0x5e0 [ 174.780474][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 174.786537][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 174.792248][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.797715][ C0] __x64_sys_sendto+0xe5/0x100 [ 174.802476][ C0] do_syscall_64+0xf7/0x1c0 [ 174.806974][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.812854][ C0] RIP: 0033:0x414c43 [ 174.816751][ C0] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 2d 38 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 174.836345][ C0] RSP: 002b:00007ffe1c634ba8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 174.844755][ C0] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414c43 [ 174.852722][ C0] RDX: 0000000000000020 RSI: 0000000000a72250 RDI: 0000000000000003 [ 174.860681][ C0] RBP: 0000000000000000 R08: 00007ffe1c634bb0 R09: 000000000000000c [ 174.868651][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 174.876617][ C0] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003