[ 42.134061][ T25] audit: type=1800 audit(1575360957.275:25): pid=7969 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.155860][ T25] audit: type=1800 audit(1575360957.275:26): pid=7969 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.199084][ T25] audit: type=1800 audit(1575360957.275:27): pid=7969 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.240534][ T25] audit: type=1800 audit(1575360957.285:28): pid=7969 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.32' (ECDSA) to the list of known hosts. 2019/12/03 08:16:09 fuzzer started 2019/12/03 08:16:11 dialing manager at 10.128.0.26:38907 2019/12/03 08:16:11 syscalls: 2697 2019/12/03 08:16:11 code coverage: enabled 2019/12/03 08:16:11 comparison tracing: enabled 2019/12/03 08:16:11 extra coverage: extra coverage is not supported by the kernel 2019/12/03 08:16:11 setuid sandbox: enabled 2019/12/03 08:16:11 namespace sandbox: enabled 2019/12/03 08:16:11 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 08:16:11 fault injection: enabled 2019/12/03 08:16:11 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 08:16:11 net packet injection: enabled 2019/12/03 08:16:11 net device setup: enabled 2019/12/03 08:16:11 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 08:16:11 devlink PCI setup: PCI device 0000:00:10.0 is not available 08:16:12 executing program 0: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000740)=ANY=[@ANYBLOB="1500000065ffff0180000008003950323030302e4c96ef15640cf8bc693f5ec9154a614f0400000000000000016598578744ec74540722a910af916429f33c047f88127d19a042b3e8f99ffba79e9ef678f641f1f7f4270ba9867067b74515bab0db5fc04e81ea03210a957dd4131b475a6825ed0234cd3da775ef1ed78ae41338346c4aa5691432b91d910f931ccfff722c1105e34a5ab6cef9fa139808c2996e5f75faaed77d8a8a7bc8b518265c9b7160f8dd5005f1fb252329a6ce14d9bbb713c5c9fc3c9a9b518e8770f6b6329ba520b9afacab10baa883ea9b4aa53544e405d58522656241b2607a44f73ec98905f804baaabad2e0182e8011f8a8fd85b8bbe2795e32baaf5b6965ccddc8a1f13763f41e017904fc47ee5f46ac9a33ea0956b71e1f6c156545"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18) write$FUSE_CREATE_OPEN(r2, &(0x7f0000000400)={0xa0}, 0xa0) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x14c}, 0x137) mount$9p_fd(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='9p\x00', 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2]) mknod$loop(&(0x7f0000000080)='./file0/file0\x00', 0x0, 0x0) 08:16:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r0, &(0x7f0000000000)=@file={0x1, './file0\x00'}, 0x6e) r1 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='.\x00', 0x0, 0x0) faccessat(r1, &(0x7f0000000080)='./file0\x00', 0x80200000003, 0x0) syzkaller login: [ 57.250351][ T8133] IPVS: ftp: loaded support on port[0] = 21 [ 57.324640][ T8135] IPVS: ftp: loaded support on port[0] = 21 08:16:12 executing program 2: unshare(0x600) r0 = syz_open_dev$usbfs(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0xd8, 0x1) ioctl$USBDEVFS_GET_CAPABILITIES(r0, 0x802c550a, 0x0) [ 57.489022][ T8133] chnl_net:caif_netlink_parms(): no params data found [ 57.506965][ T8135] chnl_net:caif_netlink_parms(): no params data found [ 57.560733][ T8133] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.570935][ T8133] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.579504][ T8133] device bridge_slave_0 entered promiscuous mode [ 57.588671][ T8133] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.599059][ T8133] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.607353][ T8133] device bridge_slave_1 entered promiscuous mode [ 57.625910][ T8139] IPVS: ftp: loaded support on port[0] = 21 [ 57.644467][ T8135] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.651859][ T8135] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.674855][ T8135] device bridge_slave_0 entered promiscuous mode [ 57.685335][ T8133] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.701111][ T8133] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.711288][ T8135] bridge0: port 2(bridge_slave_1) entered blocking state 08:16:12 executing program 3: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000040), 0x0) socket$nl_route(0x10, 0x3, 0x0) mkdir(&(0x7f0000000340)='./file0\x00', 0x0) 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, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x3000000a0160101, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_dev$char_usb(0xc, 0xb4, 0xf9) read$eventfd(0xffffffffffffffff, 0x0, 0x0) dup3(r0, 0xffffffffffffffff, 0x180000) mount(0x0, 0x0, &(0x7f0000000180)='sysfs\x00', 0x0, 0x0) getsockopt$inet6_tcp_buf(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) ioctl$TCSETA(0xffffffffffffffff, 0x5406, &(0x7f00000001c0)={0x200, 0x3090, 0x0, 0x4, 0xf, 0x0, 0x0, 0x0, 0xab}) r1 = inotify_init() inotify_add_watch(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x60000094) inotify_add_watch(r1, &(0x7f00000003c0)='./file0\x00', 0x20000860) r2 = inotify_init() inotify_add_watch(r2, &(0x7f0000000040)='./file0\x00', 0x0) inotify_add_watch(r2, &(0x7f00000003c0)='./file0\x00', 0x20000844) dup2(r1, r2) r3 = inotify_init() inotify_add_watch(r3, &(0x7f0000000040)='./file0\x00', 0x60000094) inotify_add_watch(r3, &(0x7f00000003c0)='./file0\x00', 0x20000844) inotify_init() r4 = inotify_init() inotify_add_watch(r4, 0x0, 0x20000844) r5 = inotify_init() inotify_add_watch(r5, &(0x7f0000000040)='./file0\x00', 0x0) r6 = inotify_init() inotify_add_watch(r6, &(0x7f0000000040)='./file0\x00', 0x60000094) inotify_add_watch(r6, &(0x7f00000003c0)='./file0\x00', 0x20000844) openat$apparmor_task_current(0xffffffffffffff9c, 0x0, 0x2, 0x0) accept4$packet(0xffffffffffffffff, &(0x7f0000000600), &(0x7f0000000640)=0x14, 0x400) r7 = inotify_init() inotify_add_watch(r7, &(0x7f0000000040)='./file0\x00', 0x60000094) inotify_init() inotify_add_watch(0xffffffffffffffff, &(0x7f00000003c0)='./file0\x00', 0x20000844) rename(&(0x7f0000000300)='./file1\x00', &(0x7f0000000040)='./file0\x00') [ 57.720888][ T8135] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.729515][ T8135] device bridge_slave_1 entered promiscuous mode [ 57.780359][ T8135] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.807094][ T8133] team0: Port device team_slave_0 added [ 57.826531][ T8135] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.845684][ T8133] team0: Port device team_slave_1 added [ 57.883744][ T8135] team0: Port device team_slave_0 added [ 57.890611][ T8135] team0: Port device team_slave_1 added 08:16:13 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0xffcb) [ 58.034800][ T8133] device hsr_slave_0 entered promiscuous mode [ 58.072491][ T8133] device hsr_slave_1 entered promiscuous mode 08:16:13 executing program 5: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x4, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x8ffd0000, 0x6e}, [@ldst={0x3, 0x3, 0x3, 0xa, 0x0, 0xff00}]}, &(0x7f0000003ff6)='G\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1f2, 0x10, &(0x7f0000000000), 0xfffffe51}, 0x48) [ 58.154993][ T8135] device hsr_slave_0 entered promiscuous mode [ 58.213244][ T8135] device hsr_slave_1 entered promiscuous mode [ 58.282612][ T8135] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.311102][ T8143] IPVS: ftp: loaded support on port[0] = 21 [ 58.319331][ T8141] IPVS: ftp: loaded support on port[0] = 21 [ 58.327207][ T8145] IPVS: ftp: loaded support on port[0] = 21 [ 58.411739][ T8139] chnl_net:caif_netlink_parms(): no params data found [ 58.434724][ T8133] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.484209][ T8135] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.535219][ T8135] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.626250][ T8135] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.687037][ T8135] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.747395][ T8133] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.840997][ T8133] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.915880][ T8133] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.036474][ T8139] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.045271][ T8139] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.053594][ T8139] device bridge_slave_0 entered promiscuous mode [ 59.096868][ T8145] chnl_net:caif_netlink_parms(): no params data found [ 59.106205][ T8139] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.113494][ T8139] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.121204][ T8139] device bridge_slave_1 entered promiscuous mode [ 59.140649][ T8139] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.154040][ T8139] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.174174][ T8143] chnl_net:caif_netlink_parms(): no params data found [ 59.234150][ T8139] team0: Port device team_slave_0 added [ 59.257696][ T8145] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.264913][ T8145] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.272924][ T8145] device bridge_slave_0 entered promiscuous mode [ 59.284839][ T8143] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.292029][ T8143] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.303776][ T8143] device bridge_slave_0 entered promiscuous mode [ 59.312008][ T8139] team0: Port device team_slave_1 added [ 59.319162][ T8145] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.328415][ T8145] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.336223][ T8145] device bridge_slave_1 entered promiscuous mode [ 59.357044][ T8145] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.366893][ T8143] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.374172][ T8143] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.381838][ T8143] device bridge_slave_1 entered promiscuous mode [ 59.400435][ T8143] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.430082][ T8145] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.466421][ T8143] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.486508][ T8145] team0: Port device team_slave_0 added [ 59.494151][ T8145] team0: Port device team_slave_1 added [ 59.545008][ T8139] device hsr_slave_0 entered promiscuous mode [ 59.622614][ T8139] device hsr_slave_1 entered promiscuous mode [ 59.662380][ T8139] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.683257][ T8143] team0: Port device team_slave_0 added [ 59.704102][ T8143] team0: Port device team_slave_1 added [ 59.711579][ T8141] chnl_net:caif_netlink_parms(): no params data found [ 59.776066][ T8145] device hsr_slave_0 entered promiscuous mode [ 59.832682][ T8145] device hsr_slave_1 entered promiscuous mode [ 59.872445][ T8145] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.887185][ T8135] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.956758][ T8139] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.013711][ T8139] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.125844][ T8143] device hsr_slave_0 entered promiscuous mode [ 60.173506][ T8143] device hsr_slave_1 entered promiscuous mode [ 60.212558][ T8143] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.228071][ T8135] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.237075][ T8141] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.244459][ T8141] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.252110][ T8141] device bridge_slave_0 entered promiscuous mode [ 60.259473][ T8139] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.294404][ T8139] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.339502][ T8133] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.347836][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.356317][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.365153][ T8145] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.395834][ T8141] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.403394][ T8141] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.411028][ T8141] device bridge_slave_1 entered promiscuous mode [ 60.425394][ T8145] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.457133][ T8145] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.534210][ T8133] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.554728][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.563640][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.571288][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.580358][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.589575][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.596799][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.606183][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.615348][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.623667][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.630710][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.638359][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.647378][ T8145] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.721032][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.729904][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.741195][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.750912][ T2990] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.758039][ T2990] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.766787][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.776820][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.789839][ T8141] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.801798][ T8141] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.831771][ T8141] team0: Port device team_slave_0 added [ 60.849859][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.859718][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.868163][ T3846] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.875379][ T3846] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.885913][ T8143] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.934969][ T8141] team0: Port device team_slave_1 added [ 60.940851][ T8143] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.985089][ T8143] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.057307][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.066369][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.074777][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.085553][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.094192][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.102673][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.121728][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.131023][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.139350][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.148123][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.156961][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.165061][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.183464][ T8143] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.236907][ T8135] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.248285][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.304895][ T8141] device hsr_slave_0 entered promiscuous mode [ 61.332598][ T8141] device hsr_slave_1 entered promiscuous mode [ 61.372324][ T8141] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.384932][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.393609][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.401766][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.410561][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.418937][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.427223][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.435923][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.444290][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.463830][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.475612][ T8139] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.523412][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.531777][ T2990] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.545374][ T8139] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.564820][ T8141] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.613480][ T8141] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.654735][ T8141] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.704991][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.712935][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.720573][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.728341][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.739202][ T8135] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.750609][ T8133] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.765983][ T8141] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.799460][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.808773][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.817292][ T3846] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.824459][ T3846] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.831987][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.841562][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.850060][ T3846] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.857142][ T3846] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.885935][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.894913][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.903683][ T3846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.935961][ T8145] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.948214][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.957172][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.966824][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.978752][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.987944][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.996747][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.011194][ T8139] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.023373][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.053321][ T8145] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.070836][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.079395][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.089058][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.098782][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.106545][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.114270][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.121889][ T8149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.141163][ T8143] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.160353][ T8139] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.228423][ T8145] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.239992][ T8145] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.279536][ T8145] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 167.172156][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.178954][ C0] rcu: 0-...!: (10499 ticks this GP) idle=fb6/1/0x4000000000000002 softirq=10275/10276 fqs=6 [ 167.189428][ C0] (t=10501 jiffies g=6313 q=389) [ 167.194642][ C0] rcu: rcu_preempt kthread starved for 10490 jiffies! g6313 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.205738][ C0] rcu: RCU grace-period kthread stack dump: [ 167.211616][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 167.219504][ C0] Call Trace: [ 167.222789][ C0] __schedule+0x9a0/0xcc0 [ 167.227218][ C0] schedule+0x181/0x210 [ 167.231362][ C0] schedule_timeout+0x14f/0x240 [ 167.236201][ C0] ? run_local_timers+0x120/0x120 [ 167.241304][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.246161][ C0] kthread+0x332/0x350 [ 167.250230][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.255330][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.259907][ C0] ret_from_fork+0x24/0x30 [ 167.264339][ C0] NMI backtrace for cpu 0 [ 167.268664][ C0] CPU: 0 PID: 8156 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 167.276898][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.287030][ C0] Call Trace: [ 167.290322][ C0] [ 167.293167][ C0] dump_stack+0x1fb/0x318 [ 167.297506][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.302433][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.308596][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.314648][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.320618][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.326497][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.331601][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.336884][ C0] ? trace_hardirqs_off+0x74/0x80 [ 167.341915][ C0] update_process_times+0x12d/0x180 [ 167.347118][ C0] tick_sched_timer+0x263/0x420 [ 167.352093][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.357655][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.362863][ C0] hrtimer_interrupt+0x38c/0xda0 [ 167.367834][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.373127][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 167.378677][ C0] apic_timer_interrupt+0xf/0x20 [ 167.383601][ C0] [ 167.386548][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x14/0x50 [ 167.392703][ C0] Code: 00 00 00 48 8b 3d 34 e7 cc 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 [ 167.412312][ C0] RSP: 0018:ffffc900021a7690 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.420729][ C0] RAX: ffffffff81486ea4 RBX: ffffea000243e280 RCX: ffff88809f1d2040 [ 167.428698][ C0] RDX: 0000000000000001 RSI: 000000000003ffff RDI: 0000000000040000 [ 167.436659][ C0] RBP: ffffc900021a76d0 R08: 000000000003a768 R09: ffffed10146586cf [ 167.444705][ C0] R10: ffffed10146586cf R11: 0000000000000000 R12: ffff8880a855f120 [ 167.452663][ C0] R13: dffffc0000000000 R14: 1ffff110150abe24 R15: ffff8880a32c3668 [ 167.460637][ C0] ? free_thread_stack+0x124/0x590 [ 167.465742][ C0] ? free_thread_stack+0x124/0x590 [ 167.470941][ C0] put_task_stack+0xa3/0x130 [ 167.475519][ C0] finish_task_switch+0x3f1/0x550 [ 167.480541][ C0] __schedule+0x9a8/0xcc0 [ 167.484955][ C0] ? ___preempt_schedule+0x16/0x18 [ 167.490052][ C0] preempt_schedule+0xdb/0x120 [ 167.494806][ C0] ___preempt_schedule+0x16/0x18 [ 167.499738][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 167.505360][ C0] prepare_to_wait_event+0x3c6/0x500 [ 167.510638][ C0] p9_client_rpc+0x2d9/0xf70 [ 167.515324][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 167.520594][ C0] ? _raw_spin_unlock_irq+0x22/0x80 [ 167.525780][ C0] ? init_wait_entry+0xe0/0xe0 [ 167.530537][ C0] ? p9_fid_create+0x1e7/0x280 [ 167.535388][ C0] p9_client_walk+0x150/0x5b0 [ 167.540091][ C0] v9fs_fid_lookup_with_uid+0x334/0xe20 [ 167.545632][ C0] v9fs_fid_lookup+0x11f/0x160 [ 167.550383][ C0] v9fs_xattr_handler_get+0x37/0x70 [ 167.555568][ C0] ? v9fs_listxattr+0x60/0x60 [ 167.560233][ C0] __vfs_getxattr+0x3b7/0x3f0 [ 167.564994][ C0] smack_d_instantiate+0x763/0xd70 [ 167.570104][ C0] security_d_instantiate+0xa5/0x100 [ 167.575402][ C0] d_instantiate+0x55/0x90 [ 167.579819][ C0] v9fs_vfs_mknod_dotl+0x51b/0x6b0 [ 167.584939][ C0] v9fs_vfs_create_dotl+0x27/0x30 [ 167.589975][ C0] vfs_create+0x382/0x510 [ 167.594425][ C0] do_mknodat+0x368/0x4f0 [ 167.598757][ C0] __x64_sys_mknod+0x80/0x90 [ 167.603349][ C0] do_syscall_64+0xf7/0x1c0 [ 167.607847][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.613725][ C0] RIP: 0033:0x45a679 [ 167.617612][ 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 [ 167.637304][ C0] RSP: 002b:00007f71d2966c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 167.645711][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 167.653671][ C0] RDX: 0000000000000700 RSI: 0000000000000000 RDI: 0000000020000080 [ 167.661637][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 167.669614][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f71d29676d4 [ 167.677658][ C0] R13: 00000000004c7838 R14: 00000000004de510 R15: 00000000ffffffff