Warning: Permanently added '10.128.0.251' (ECDSA) to the list of known hosts. 2019/11/05 00:03:00 fuzzer started 2019/11/05 00:03:02 dialing manager at 10.128.0.105:37793 2019/11/05 00:03:02 checking machine... 2019/11/05 00:03:02 checking revisions... 2019/11/05 00:03:03 testing simple program... syzkaller login: [ 61.799957][ T8021] IPVS: ftp: loaded support on port[0] = 21 2019/11/05 00:03:03 building call list... executing program [ 64.918200][ T8003] can: request_module (can-proto-0) failed. [ 64.930088][ T8003] can: request_module (can-proto-0) failed. [ 64.941864][ T8003] can: request_module (can-proto-7) failed. [ 64.953602][ T8003] can: request_module (can-proto-0) failed. 2019/11/05 00:03:09 syscalls: 2553 2019/11/05 00:03:09 code coverage: enabled 2019/11/05 00:03:09 comparison tracing: enabled 2019/11/05 00:03:09 extra coverage: extra coverage is not supported by the kernel 2019/11/05 00:03:09 setuid sandbox: enabled 2019/11/05 00:03:09 namespace sandbox: enabled 2019/11/05 00:03:09 Android sandbox: /sys/fs/selinux/policy does not exist 2019/11/05 00:03:09 fault injection: enabled 2019/11/05 00:03:09 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/11/05 00:03:09 net packet injection: enabled 2019/11/05 00:03:09 net device setup: enabled 2019/11/05 00:03:09 concurrency sanitizer: enabled 2019/11/05 00:03:09 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:03:10 executing program 0: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0xffffffffffffff4a, &(0x7f0000000200)={&(0x7f0000000080)={0x18, 0x16, 0xa01, 0x0, 0x0, {0xa, 0x0, 0x300}}, 0x18}}, 0x0) [ 69.381359][ T8066] IPVS: ftp: loaded support on port[0] = 21 00:03:10 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x8001, 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) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000fcdfe8)) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) read(r0, &(0x7f0000465f8e)=""/114, 0x72) ioctl$sock_SIOCGIFINDEX(r0, 0x2401, 0x0) read(r0, 0x0, 0x0) ioctl$UFFDIO_UNREGISTER(r1, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 69.479233][ T8066] chnl_net:caif_netlink_parms(): no params data found [ 69.542183][ T8066] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.558439][ T8066] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.566211][ T8066] device bridge_slave_0 entered promiscuous mode [ 69.589979][ T8066] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.597195][ T8066] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.619713][ T8066] device bridge_slave_1 entered promiscuous mode [ 69.639940][ T8066] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.650577][ T8066] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.671164][ T8066] team0: Port device team_slave_0 added [ 69.677838][ T8066] team0: Port device team_slave_1 added 00:03:11 executing program 2: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mkdir(&(0x7f00000009c0)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 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) setxattr$system_posix_acl(&(0x7f0000000580)='./file1\x00', &(0x7f00000005c0)='system.posix_acl_default\x00', &(0x7f0000000c40)={{}, {}, [{}, {}], {}, [{}, {}, {}, {}, {0x8, 0x1}]}, 0x5c, 0x0) mount$overlay(0x40000a, &(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='overlay\x00', 0x0, &(0x7f0000000100)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './file1'}, 0x5c}], [], 0xf6030000ff010000}) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000240)='cgroup2\x00', 0x0, 0x0) [ 69.697453][ T8069] IPVS: ftp: loaded support on port[0] = 21 [ 69.721043][ T8066] device hsr_slave_0 entered promiscuous mode [ 69.758799][ T8066] device hsr_slave_1 entered promiscuous mode [ 69.925218][ T8071] IPVS: ftp: loaded support on port[0] = 21 [ 69.951277][ T8066] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.958377][ T8066] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.965652][ T8066] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.972731][ T8066] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.187219][ T8066] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.312164][ T8069] chnl_net:caif_netlink_parms(): no params data found [ 70.348262][ T8066] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.366754][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.376232][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.409237][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.429839][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.510467][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.529074][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.536174][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.554430][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.578674][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.585749][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.643146][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.660545][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.689209][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.718328][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.748256][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.770956][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.791173][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.804162][ T8066] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.827092][ T8066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.855607][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.865830][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.884551][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.904984][ T8071] chnl_net:caif_netlink_parms(): no params data found 00:03:12 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2000080001, 0x84) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r1, 0x4, 0x42000) bind$inet(r0, &(0x7f0000000180)={0x2, 0x4e20, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000000c0)=@assoc_value={0x0, 0x1ff}, 0x8) sendmsg(r0, &(0x7f000001afc8)={&(0x7f0000006000)=@in={0x2, 0x4e20, @loopback}, 0x80, &(0x7f0000007f80)=[{&(0x7f00000001c0)='*', 0x1a000}], 0x1}, 0x0) [ 70.936674][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.950064][ T3007] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.967906][ T8069] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.010037][ T8069] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.050679][ T8069] device bridge_slave_0 entered promiscuous mode [ 71.084441][ T8066] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.110097][ T8069] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.117156][ T8069] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.179219][ T8069] device bridge_slave_1 entered promiscuous mode [ 71.268410][ T8071] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.275490][ T8071] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.302084][ T8071] device bridge_slave_0 entered promiscuous mode [ 71.322321][ T8069] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.348809][ T8071] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.355885][ T8071] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.401428][ T8071] device bridge_slave_1 entered promiscuous mode [ 71.437974][ T8069] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.520115][ T8071] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.541528][ T8069] team0: Port device team_slave_0 added [ 71.548110][ T8069] team0: Port device team_slave_1 added 00:03:13 executing program 0: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0xffffffffffffff4a, &(0x7f0000000200)={&(0x7f0000000080)={0x18, 0x16, 0xa01, 0x0, 0x0, {0xa, 0x0, 0x300}}, 0x18}}, 0x0) [ 71.573389][ T8071] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 00:03:13 executing program 0: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0xffffffffffffff4a, &(0x7f0000000200)={&(0x7f0000000080)={0x18, 0x16, 0xa01, 0x0, 0x0, {0xa, 0x0, 0x300}}, 0x18}}, 0x0) [ 71.648900][ T8071] team0: Port device team_slave_0 added [ 71.663177][ T8116] IPVS: ftp: loaded support on port[0] = 21 [ 71.711227][ T8069] device hsr_slave_0 entered promiscuous mode 00:03:13 executing program 4: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0xffffffffffffff4a, &(0x7f0000000200)={&(0x7f0000000080)={0x18, 0x16, 0xa01, 0x0, 0x0, {0xa, 0x0, 0x300}}, 0x18}}, 0x0) [ 71.758711][ T8069] device hsr_slave_1 entered promiscuous mode [ 71.810926][ T8069] debugfs: Directory 'hsr0' with parent '/' already present! [ 71.821842][ T8071] team0: Port device team_slave_1 added 00:03:13 executing program 0: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0xffffffffffffff4a, &(0x7f0000000200)={&(0x7f0000000080)={0x18, 0x16, 0xa01, 0x0, 0x0, {0xa, 0x0, 0x300}}, 0x18}}, 0x0) [ 71.961102][ T8071] device hsr_slave_0 entered promiscuous mode [ 72.010790][ T8071] device hsr_slave_1 entered promiscuous mode [ 72.038413][ T8071] debugfs: Directory 'hsr0' with parent '/' already present! [ 72.331490][ T8069] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.352304][ T8116] chnl_net:caif_netlink_parms(): no params data found 00:03:13 executing program 0: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0xffffffffffffff4a, &(0x7f0000000200)={&(0x7f0000000080)={0x18, 0x16, 0xa01, 0x0, 0x0, {0xa, 0x0, 0x300}}, 0x18}}, 0x0) [ 72.456116][ T8149] IPVS: ftp: loaded support on port[0] = 21 [ 72.457708][ T8069] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.643749][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.675872][ T8170] ================================================================== [ 72.684028][ T8170] BUG: KCSAN: data-race in pid_update_inode / pid_update_inode [ 72.691570][ T8170] [ 72.693913][ T8170] write to 0xffff88812a7aad18 of 2 bytes by task 8168 on cpu 1: [ 72.701560][ T8170] pid_update_inode+0x51/0x70 [ 72.706248][ T8170] pid_revalidate+0x91/0xd0 [ 72.710766][ T8170] lookup_fast+0x6f2/0x700 [ 72.715191][ T8170] walk_component+0x6d/0xe70 [ 72.719798][ T8170] link_path_walk.part.0+0x5d3/0xa90 [ 72.725100][ T8170] path_openat+0x14f/0x36e0 [ 72.729608][ T8170] do_filp_open+0x11e/0x1b0 [ 72.734113][ T8170] do_sys_open+0x3b3/0x4f0 [ 72.738540][ T8170] __x64_sys_open+0x55/0x70 [ 72.743054][ T8170] do_syscall_64+0xcc/0x370 [ 72.747565][ T8170] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.753445][ T8170] [ 72.755865][ T8170] read to 0xffff88812a7aad18 of 2 bytes by task 8170 on cpu 0: [ 72.763418][ T8170] pid_update_inode+0x25/0x70 [ 72.768104][ T8170] pid_revalidate+0x91/0xd0 [ 72.772621][ T8170] lookup_fast+0x6f2/0x700 [ 72.777061][ T8170] walk_component+0x6d/0xe70 [ 72.781656][ T8170] path_lookupat.isra.0+0x13a/0x5a0 [ 72.786853][ T8170] filename_lookup+0x145/0x2b0 [ 72.791621][ T8170] user_path_at_empty+0x4c/0x70 [ 72.796480][ T8170] vfs_statx+0xd9/0x190 [ 72.800646][ T8170] __do_sys_newstat+0x51/0xb0 [ 72.805331][ T8170] __x64_sys_newstat+0x3a/0x50 [ 72.810116][ T8170] do_syscall_64+0xcc/0x370 [ 72.814623][ T8170] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.820510][ T8170] [ 72.822836][ T8170] Reported by Kernel Concurrency Sanitizer on: [ 72.829015][ T8170] CPU: 0 PID: 8170 Comm: ps Not tainted 5.4.0-rc6+ #0 [ 72.835774][ T8170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.845936][ T8170] ================================================================== [ 72.854005][ T8170] Kernel panic - not syncing: panic_on_warn set ... [ 72.860602][ T8170] CPU: 0 PID: 8170 Comm: ps Not tainted 5.4.0-rc6+ #0 [ 72.867359][ T8170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.877417][ T8170] Call Trace: [ 72.880729][ T8170] dump_stack+0xf5/0x159 [ 72.884982][ T8170] panic+0x210/0x640 [ 72.888896][ T8170] ? vprintk_func+0x8d/0x140 [ 72.893499][ T8170] kcsan_report.cold+0xc/0xe [ 72.898097][ T8170] kcsan_setup_watchpoint+0x3fe/0x410 [ 72.903486][ T8170] __tsan_read2+0x145/0x1f0 [ 72.908001][ T8170] pid_update_inode+0x25/0x70 [ 72.912691][ T8170] pid_revalidate+0x91/0xd0 [ 72.917206][ T8170] lookup_fast+0x6f2/0x700 [ 72.921645][ T8170] walk_component+0x6d/0xe70 [ 72.926256][ T8170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 72.932507][ T8170] ? link_path_walk.part.0+0x77f/0xa90 [ 72.937996][ T8170] path_lookupat.isra.0+0x13a/0x5a0 [ 72.943211][ T8170] ? __read_once_size.constprop.0+0x12/0x20 [ 72.949115][ T8170] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 72.955362][ T8170] filename_lookup+0x145/0x2b0 [ 72.960150][ T8170] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 72.966408][ T8170] ? strncpy_from_user+0x219/0x2b0 [ 72.971536][ T8170] user_path_at_empty+0x4c/0x70 [ 72.976396][ T8170] vfs_statx+0xd9/0x190 [ 72.980573][ T8170] __do_sys_newstat+0x51/0xb0 [ 72.985265][ T8170] ? mem_cgroup_handle_over_high+0x50/0x180 [ 72.991174][ T8170] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 72.997428][ T8170] ? debug_smp_processor_id+0x4c/0x172 [ 73.002900][ T8170] __x64_sys_newstat+0x3a/0x50 [ 73.007675][ T8170] do_syscall_64+0xcc/0x370 [ 73.012204][ T8170] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 73.018100][ T8170] RIP: 0033:0x7fb4e1d8cc65 [ 73.022531][ T8170] Code: 00 00 00 e8 5d 01 00 00 48 83 c4 18 c3 90 90 90 90 90 90 90 90 83 ff 01 48 89 f0 77 18 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 17 f3 c3 90 48 8b 05 a1 51 2b 00 64 c7 00 16 [ 73.042232][ T8170] RSP: 002b:00007ffe961aca28 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 73.050657][ T8170] RAX: ffffffffffffffda RBX: 0000000000616760 RCX: 00007fb4e1d8cc65 [ 73.058638][ T8170] RDX: 00007fb4e225ac60 RSI: 00007fb4e225ac60 RDI: 0000000001797220 [ 73.066618][ T8170] RBP: 0000000000020062 R08: 00007fb4e20425a0 R09: 0000000000000000 [ 73.074598][ T8170] R10: 1999999999999999 R11: 0000000000000246 R12: 0000000001797220 [ 73.082572][ T8170] R13: 00000000017971c0 R14: 0000000000000005 R15: 0000000000000000 [ 73.091891][ T8170] Kernel Offset: disabled [ 73.096218][ T8170] Rebooting in 86400 seconds..