Warning: Permanently added '10.128.0.222' (ECDSA) to the list of known hosts. 2019/12/31 04:26:28 fuzzer started 2019/12/31 04:26:29 dialing manager at 10.128.0.105:41975 2019/12/31 04:26:30 syscalls: 2699 2019/12/31 04:26:30 code coverage: enabled 2019/12/31 04:26:30 comparison tracing: enabled 2019/12/31 04:26:30 extra coverage: enabled 2019/12/31 04:26:30 setuid sandbox: enabled 2019/12/31 04:26:30 namespace sandbox: enabled 2019/12/31 04:26:30 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/31 04:26:30 fault injection: enabled 2019/12/31 04:26:30 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/31 04:26:30 net packet injection: enabled 2019/12/31 04:26:30 net device setup: enabled 2019/12/31 04:26:30 concurrency sanitizer: enabled 2019/12/31 04:26:30 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:26:31 executing program 0: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800b5055e0bcfe87b0071") sendmsg(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000000)="2f0000001c0005c5ffffff000d000000020000000b000000ec0091c9130001", 0x1f}], 0x1}, 0x0) write(0xffffffffffffffff, &(0x7f0000000000)="2400000021002553e5e86e70af57bb2602000020001c000000ff000c080017", 0x1f) r1 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r1, &(0x7f0000000140)=[{0x6, 0x0, &(0x7f0000000100), 0x6, &(0x7f0000000100)}], 0x492492492492805, 0x0) 04:26:31 executing program 1: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x86008, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 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, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0xe, &(0x7f0000000ac0)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) syzkaller login: [ 60.025165][ T7819] IPVS: ftp: loaded support on port[0] = 21 [ 60.104388][ T7819] chnl_net:caif_netlink_parms(): no params data found [ 60.177274][ T7819] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.184411][ T7819] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.193100][ T7819] device bridge_slave_0 entered promiscuous mode [ 60.200903][ T7819] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.208014][ T7819] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.216519][ T7819] device bridge_slave_1 entered promiscuous mode [ 60.234793][ T7819] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.245038][ T7819] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.264899][ T7819] team0: Port device team_slave_0 added [ 60.272294][ T7819] team0: Port device team_slave_1 added 04:26:32 executing program 2: r0 = socket(0x10, 0x3, 0x0) close(r0) socket$kcm(0x29, 0x5, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f00000000c0)={0x0, 0x2710}, 0x10) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet_udplite(0x2, 0x2, 0x88) r5 = socket$inet_icmp_raw(0x2, 0x3, 0x1) close(r4) close(r5) pipe(&(0x7f0000000100)) splice(r0, 0x0, r5, 0x0, 0xc0, 0x0) [ 60.293877][ T7822] IPVS: ftp: loaded support on port[0] = 21 [ 60.321466][ T7819] device hsr_slave_0 entered promiscuous mode [ 60.388899][ T7819] device hsr_slave_1 entered promiscuous mode [ 60.475437][ T7824] IPVS: ftp: loaded support on port[0] = 21 [ 60.514489][ T7819] netdevsim netdevsim0 netdevsim0: renamed from eth0 04:26:32 executing program 3: bind$alg(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2, 0x6}, 0x1c) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) sendmsg$nl_xfrm(r1, &(0x7f0000000080)={0x0, 0xffffffffffffff7c, &(0x7f00000bfff0)={&(0x7f0000006440)=ANY=[@ANYBLOB="b800000019000100000206005b000000ff010000000000000000000000000001e000000100000000800000000000000000000000000000000a0001000000002e", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000fbbccf810000000000000000fd85d16e79bad414744f8576772ae7000000000000000000000000d94bfeadbfce0d4ed6f71b242b42000000ea0000040000000000000000e1e8154f707c51bf00000000000000000800000000000000000000e6010000000100000000002000"], 0xb8}}, 0x0) pipe(0x0) ioctl$VIDIOC_SUBDEV_G_FRAME_INTERVAL(0xffffffffffffffff, 0xc0305615, 0x0) r3 = 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42800) sendmmsg(r0, &(0x7f000000ac80), 0x66, 0x0) [ 60.605257][ T7819] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.661357][ T7819] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.724506][ T7819] netdevsim netdevsim0 netdevsim3: renamed from eth3 04:26:32 executing program 4: r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) listen(r0, 0x1b6) r1 = socket$unix(0x1, 0x1, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) connect(r2, &(0x7f0000931ff4)=@un=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) connect(r1, &(0x7f0000931ff4)=@un=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) r3 = socket$netlink(0x10, 0x3, 0x4) writev(r3, &(0x7f00000000c0)=[{&(0x7f0000000100)="4c0000001400197f09004b0101048c590188ffffcf3d34740600d4ff5bffff00e7e5ed7d00000000c8550000000000002758d60034650c0326356cdb47f6aaaa956086cbfe0db35200af4486", 0x4c}], 0x1) [ 60.817962][ T7819] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.825138][ T7819] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.832522][ T7819] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.839575][ T7819] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.895147][ T7826] IPVS: ftp: loaded support on port[0] = 21 [ 60.956926][ T7822] chnl_net:caif_netlink_parms(): no params data found 04:26:32 executing program 5: bind$alg(0xffffffffffffffff, &(0x7f00000000c0)={0x26, 'aead\x00', 0x0, 0x0, 'aegis256-generic\x00'}, 0x58) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000180)={0x0, 0xa22}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000200)={0x0, 0x77, 0x6, 0x2, 0x21c7eaa6}, 0x14) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x8000002}, 0x1c) r1 = getpgrp(0xffffffffffffffff) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000100)=r1) syz_open_procfs(r1, &(0x7f0000000000)='net/tcp\x00') 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, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) io_setup(0x6, &(0x7f0000b2b000)=0x0) pipe2(&(0x7f00000000c0)={0xffffffffffffffff}, 0x0) io_getevents(r2, 0x0, 0x1, &(0x7f0000000200)=[{}], 0x0) io_submit(r2, 0x1, &(0x7f0000255000)=[&(0x7f00006c3fc0)={0x0, 0x0, 0x0, 0x0, 0x0, r3, 0x0}]) setsockopt$IPT_SO_SET_REPLACE(r3, 0x0, 0x40, &(0x7f0000000500)=ANY=[@ANYBLOB="6e617400000000000000000000000000000000000000000000000000000000001b00000005000000b8", @ANYPTR=&(0x7f0000000280)=ANY=[@ANYBLOB="0000000000000000a2784a2661a5fed0000000000000000000000000000000000000000000000000000100"/80], @ANYBLOB="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"], 0x3) rt_sigpending(0x0, 0x0) r4 = openat$ion(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ion\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fa0000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) mbind(&(0x7f0000d3b000/0x1000)=nil, 0x1000, 0x0, 0x0, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) io_setup(0x6, &(0x7f0000b2b000)=0x0) pipe2(&(0x7f00000000c0)={0xffffffffffffffff}, 0x0) io_getevents(0x0, 0x0, 0x1, &(0x7f0000000200)=[{}], 0x0) io_submit(r5, 0x1, &(0x7f0000255000)=[&(0x7f00006c3fc0)={0x0, 0x0, 0x0, 0x0, 0x0, r6, 0x0}]) r7 = socket(0x11, 0x4000000000080003, 0x74) setsockopt(r7, 0x107, 0xd, &(0x7f0000001000), 0x47e) r8 = creat(&(0x7f0000000040)='./file0/bus\x00', 0x6857b21ff1155d90) fcntl$lock(r8, 0x7, &(0x7f0000000140)={0x1}) syz_genetlink_get_family_id$nbd(&(0x7f0000000400)='nbd\x00') socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r11 = fcntl$dupfd(r10, 0x0, r9) ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r14 = fcntl$dupfd(r13, 0x0, r12) ioctl$PERF_EVENT_IOC_ENABLE(r14, 0x8912, 0x400200) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x0, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f00000004c0)={0x1000000a, 0xfffbffffffffffff, 0xb3b460621190ec39}) [ 61.005848][ T7819] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.060376][ T7819] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.090779][ T7828] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.100281][ T7828] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.118247][ T7828] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.128200][ T7828] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 61.140058][ T7833] ================================================================== [ 61.148182][ T7833] BUG: KCSAN: data-race in find_next_bit / rcu_report_exp_cpu_mult [ 61.156054][ T7833] [ 61.158363][ T7833] write to 0xffffffff85c7d140 of 8 bytes by task 7831 on cpu 1: [ 61.165972][ T7833] rcu_report_exp_cpu_mult+0x4f/0xa0 [ 61.171235][ T7833] rcu_report_exp_rdp+0x6c/0x90 [ 61.176065][ T7833] rcu_preempt_deferred_qs_irqrestore+0x3bb/0x580 [ 61.182455][ T7833] rcu_preempt_deferred_qs+0xae/0xf0 [ 61.187715][ T7833] rcu_note_context_switch+0xa5/0x760 [ 61.193064][ T7833] __schedule+0xa4/0x690 [ 61.197337][ T7833] preempt_schedule_common+0x37/0x90 [ 61.202642][ T7833] preempt_schedule+0x30/0x40 [ 61.207334][ T7833] ___preempt_schedule+0x16/0x18 [ 61.212251][ T7833] _raw_spin_unlock+0x55/0x60 [ 61.216904][ T7833] copy_page_range+0xe06/0x19b0 [ 61.221731][ T7833] dup_mm+0x74a/0xba0 [ 61.225692][ T7833] copy_process+0x3138/0x3c40 [ 61.230347][ T7833] _do_fork+0xfe/0x7a0 [ 61.234395][ T7833] __x64_sys_clone+0x130/0x170 [ 61.239144][ T7833] do_syscall_64+0xcc/0x3a0 [ 61.243627][ T7833] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.249491][ T7833] [ 61.251803][ T7833] read to 0xffffffff85c7d140 of 8 bytes by task 7833 on cpu 0: [ 61.259344][ T7833] find_next_bit+0x57/0xe0 [ 61.263742][ T7833] sync_rcu_exp_select_node_cpus+0x28e/0x510 [ 61.269698][ T7833] sync_rcu_exp_select_cpus+0x30c/0x590 [ 61.275221][ T7833] wait_rcu_exp_gp+0x25/0x40 [ 61.279789][ T7833] process_one_work+0x3d4/0x890 [ 61.284615][ T7833] worker_thread+0xa0/0x800 [ 61.289096][ T7833] kthread+0x1d4/0x200 [ 61.293143][ T7833] ret_from_fork+0x1f/0x30 [ 61.297528][ T7833] [ 61.299836][ T7833] Reported by Kernel Concurrency Sanitizer on: [ 61.305968][ T7833] CPU: 0 PID: 7833 Comm: kworker/0:4 Not tainted 5.5.0-rc1-syzkaller #0 [ 61.314264][ T7833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.324303][ T7833] Workqueue: rcu_gp wait_rcu_exp_gp [ 61.329474][ T7833] ================================================================== [ 61.337509][ T7833] Kernel panic - not syncing: panic_on_warn set ... [ 61.344078][ T7833] CPU: 0 PID: 7833 Comm: kworker/0:4 Not tainted 5.5.0-rc1-syzkaller #0 [ 61.352388][ T7833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.362438][ T7833] Workqueue: rcu_gp wait_rcu_exp_gp [ 61.367654][ T7833] Call Trace: [ 61.370934][ T7833] dump_stack+0x11d/0x181 [ 61.375249][ T7833] panic+0x210/0x640 [ 61.379129][ T7833] ? vprintk_func+0x8d/0x140 [ 61.383704][ T7833] kcsan_report.cold+0xc/0xd [ 61.388277][ T7833] kcsan_setup_watchpoint+0x3fe/0x460 [ 61.393677][ T7833] __tsan_read8+0xc6/0x100 [ 61.398074][ T7833] find_next_bit+0x57/0xe0 [ 61.402477][ T7833] sync_rcu_exp_select_node_cpus+0x28e/0x510 [ 61.408440][ T7833] sync_rcu_exp_select_cpus+0x30c/0x590 [ 61.413965][ T7833] wait_rcu_exp_gp+0x25/0x40 [ 61.418543][ T7833] process_one_work+0x3d4/0x890 [ 61.423420][ T7833] worker_thread+0xa0/0x800 [ 61.427908][ T7833] kthread+0x1d4/0x200 [ 61.431955][ T7833] ? rescuer_thread+0x6a0/0x6a0 [ 61.436784][ T7833] ? kthread_unpark+0xe0/0xe0 [ 61.441444][ T7833] ret_from_fork+0x1f/0x30 [ 61.446849][ T7833] Kernel Offset: disabled [ 61.451168][ T7833] Rebooting in 86400 seconds..