Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 20.835838] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 25.333311] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 25.726976] random: sshd: uninitialized urandom read (32 bytes read, 40 bits of entropy available) [ 26.838870] random: nonblocking pool is initialized Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts. 2018/03/21 00:22:41 fuzzer started 2018/03/21 00:22:41 dialing manager at 10.128.0.26:38457 2018/03/21 00:22:46 kcov=true, comps=false 2018/03/21 00:22:47 executing program 0: r0 = socket$inet(0x2, 0x2, 0x0) fcntl$setstatus(r0, 0x4, 0x2403) sendto$inet(r0, &(0x7f0000000080), 0x0, 0x0, &(0x7f0000be4ff0)={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) 2018/03/21 00:22:47 executing program 1: prctl$setmm(0x23, 0xf, &(0x7f0000ab6000/0x3000)=nil) 2018/03/21 00:22:47 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) getpeername$unix(0xffffffffffffffff, &(0x7f00000000c0)=@abs, &(0x7f0000000140)=0x8) sendto$inet(r0, &(0x7f0000000340), 0x0, 0x20000000, &(0x7f0000385ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x22d3) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0xfffffffffffffffc, 0x4) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000080)={0x0, 0x7fff, 0x80000001}, 0x14) sendmsg(r0, &(0x7f00000027c0)={&(0x7f0000000200)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1=0xe0000001}}}, 0x80, &(0x7f0000001680)=[{&(0x7f0000000680)="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", 0xa3d}], 0x1, &(0x7f0000001700)}, 0x0) 2018/03/21 00:22:47 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0xfffffffffffff86c, 0x0) fsync(r0) 2018/03/21 00:22:47 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_MCAST_LEAVE_GROUP(r0, 0x0, 0x2d, &(0x7f0000000180)={0x0, {{0x2, 0x0, @dev={0xac, 0x14, 0x14}}}}, 0x88) 2018/03/21 00:22:47 executing program 3: syz_open_dev$sndtimer(&(0x7f0000f85ff1)='/dev/snd/timer\x00', 0x0, 0x0) 2018/03/21 00:22:47 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) listen(r0, 0x0) r1 = perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) dup2(r1, r0) 2018/03/21 00:22:47 executing program 6: r0 = memfd_create(&(0x7f0000ee4000)='/dev/vga_arbiter\x00', 0x0) write(0xffffffffffffffff, &(0x7f0000000100)="0400ee2e53f70cc25b28c6f44e7e1529bd1f2e70cfb9406784f8f847f2d4d5ef74de6c3faf80c98ff21a666f6b2128243f713933140214c649e33e5af311ed4c2a5319b5896a7e87d3dfdb212bd518da97f1db52ed4964123ee301fc664f524528db0cf5f46fcfd1cfc6dda5f5eb16b40ea177b32758d93b9a145a18c118a166b8853db4983aaed84cc56726fa9aa155a563d5adc9977d22d49669c1873853f956bff23bd265949400c5db6e56ad4f057b5e90fe058000b037799a528e3791a0b276ab618e8727cd5026a978098f3139fe0e586849ce8f0da3e1ee0a85f1c317cfc194a1deff3aa94c729340f519aad39b75ee3a67d311", 0xf7) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000804000), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804000000fffc0c6565643b799365005f1b76"], 0x1000) [ 38.888575] IPVS: Creating netns size=2552 id=1 [ 38.927845] IPVS: Creating netns size=2552 id=2 [ 38.978337] IPVS: Creating netns size=2552 id=3 [ 39.052742] IPVS: Creating netns size=2552 id=4 [ 39.146048] IPVS: Creating netns size=2552 id=5 [ 39.235510] IPVS: Creating netns size=2552 id=6 [ 39.347312] IPVS: Creating netns size=2552 id=7 [ 39.513848] IPVS: Creating netns size=2552 id=8 2018/03/21 00:22:52 executing program 0: r0 = socket$inet(0x2, 0x3, 0x10) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f00000000c0)=ANY=[@ANYBLOB="6e61740000000000ce4fc1fd9dac00000000000000000000000000040000000000000000000004000000b9f3255c"], &(0x7f0000000080)=0x1) 2018/03/21 00:22:52 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x0, 0x0) fsync(r0) 2018/03/21 00:22:52 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000240)='net/mcfilter6\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f00000000c0)=""/161, 0xa1}], 0x1) 2018/03/21 00:22:52 executing program 2: timer_create(0x0, &(0x7f0000044000)={0x0, 0x14, 0x0, @thr={&(0x7f0000a85f68), &(0x7f00009d0000)}}, &(0x7f0000454000)) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clock_nanosleep(0x2, 0x0, &(0x7f0000051ff0)={0x0, 0x989680}, 0x0) seccomp(0x1, 0x0, &(0x7f0000044ff0)={0x1, &(0x7f0000000000)=[{0x6}]}) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f000098affc), &(0x7f0000f5bffc)=0x4) dup2(0xffffffffffffffff, 0xffffffffffffffff) socket(0x0, 0x0, 0x0) setsockopt$ARPT_SO_SET_REPLACE(0xffffffffffffffff, 0x0, 0x60, &(0x7f0000000000)=ANY=[], 0x0) getsockopt(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000)=""/84, &(0x7f0000001ffc)=0x54) timer_gettime(0x0, &(0x7f0000000000)) 2018/03/21 00:22:52 executing program 3: r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x7d, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:52 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) listen(r0, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}, &(0x7f00000002c0)) 2018/03/21 00:22:52 executing program 5: r0 = openat$selinux_access(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/access\x00', 0x2, 0x0) write$selinux_access(r0, &(0x7f0000000000)={'system_u:object_r:framebuf_device_t:s0', 0x20, 'system_u:system_r:kernel_t:s0', 0x20, 0x38, 0x35}, 0x48) 2018/03/21 00:22:52 executing program 6: r0 = memfd_create(&(0x7f0000ee4000)='/dev/vga_arbiter\x00', 0x0) write(0xffffffffffffffff, &(0x7f0000000100)="0400ee2e53f70cc25b28c6f44e7e1529bd1f2e70cfb9406784f8f847f2d4d5ef74de6c3faf80c98ff21a666f6b2128243f713933140214c649e33e5af311ed4c2a5319b5896a7e87d3dfdb212bd518da97f1db52ed4964123ee301fc664f524528db0cf5f46fcfd1cfc6dda5f5eb16b40ea177b32758d93b9a145a18c118a166b8853db4983aaed84cc56726fa9aa155a563d5adc9977d22d49669c1873853f956bff23bd265949400c5db6e56ad4f057b5e90fe058000b037799a528e3791a0b276ab618e8727cd5026a978098f3139fe0e586849ce8f0da3e1ee0a85f1c317cfc194a1deff3aa94c729340f519aad39b75ee3a67d311", 0xf7) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000804000), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804000000fffc0c6565643b799365005f1b76"], 0x1000) 2018/03/21 00:22:52 executing program 7: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f000030efee)='/dev/loop-control\x00', 0x0, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a3c000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) 2018/03/21 00:22:52 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getflags(r0, 0x1) 2018/03/21 00:22:52 executing program 5: r0 = openat$selinux_access(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/access\x00', 0x2, 0x0) write$selinux_access(r0, &(0x7f0000000000)={'system_u:object_r:framebuf_device_t:s0', 0x20, 'system_u:system_r:kernel_t:s0', 0x20, 0x38, 0x35}, 0x48) 2018/03/21 00:22:52 executing program 4: unshare(0x400) connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/03/21 00:22:52 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndtimer(&(0x7f0000000040)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000029fcc)={{0x0, 0x2, 0x0, 0xffefffffffffffff}}) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) [ 43.823891] SELinux: Invalid class 85 2018/03/21 00:22:52 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000dddfc8)={&(0x7f0000f8d000)={0x10}, 0xc, &(0x7f00008a7000)={&(0x7f0000000000)={0x20, 0x1, 0x4, 0x101, 0x0, 0x0, {}, [@typed={0xc, 0x1, @pid}]}, 0x20}, 0x1}, 0x0) 2018/03/21 00:22:52 executing program 5: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timer_create(0xfffffffffffffff1, &(0x7f0000005fb0)={0x4, 0x0, 0x1}, &(0x7f0000002ffc)) timer_settime(0x0, 0x0, &(0x7f0000001fe0)={{0x0, 0x989680}, {0x0, 0x6}}, &(0x7f0000001000)) 2018/03/21 00:22:52 executing program 6: r0 = memfd_create(&(0x7f0000ee4000)='/dev/vga_arbiter\x00', 0x0) write(0xffffffffffffffff, &(0x7f0000000100)="0400ee2e53f70cc25b28c6f44e7e1529bd1f2e70cfb9406784f8f847f2d4d5ef74de6c3faf80c98ff21a666f6b2128243f713933140214c649e33e5af311ed4c2a5319b5896a7e87d3dfdb212bd518da97f1db52ed4964123ee301fc664f524528db0cf5f46fcfd1cfc6dda5f5eb16b40ea177b32758d93b9a145a18c118a166b8853db4983aaed84cc56726fa9aa155a563d5adc9977d22d49669c1873853f956bff23bd265949400c5db6e56ad4f057b5e90fe058000b037799a528e3791a0b276ab618e8727cd5026a978098f3139fe0e586849ce8f0da3e1ee0a85f1c317cfc194a1deff3aa94c729340f519aad39b75ee3a67d311", 0xf7) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000804000), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804000000fffc0c6565643b799365005f1b76"], 0x1000) [ 43.866274] audit: type=1326 audit(1521591772.780:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=5202 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x453e69 code=0x0 [ 43.874978] SELinux: Invalid class 85 2018/03/21 00:22:52 executing program 5: r0 = socket(0x200000000010, 0x2, 0x0) write(r0, &(0x7f0000000000)="2400000026007f010000000000007703ff010000ffffffff0100ff10ef9415e40481b8f8", 0x24) 2018/03/21 00:22:52 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r0, 0xc0605345, &(0x7f0000000100)={0x1000}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) 2018/03/21 00:22:52 executing program 0: clone(0x200, &(0x7f0000251dca), &(0x7f0000744000), &(0x7f00008c8000), &(0x7f0000828ffe)) mknod(&(0x7f0000000000)='./file0\x00', 0x1000000000001040, 0x0) execve(&(0x7f000007b000)='./file0\x00', &(0x7f0000000180), &(0x7f0000000040)) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='smaps\x00') r0 = syz_open_procfs(0x0, &(0x7f0000653ff3)='attr/current\x00') write(r0, &(0x7f0000b36000), 0x0) open$dir(&(0x7f0000a67000)='./file0\x00', 0x26102, 0x0) [ 43.891719] audit: type=1400 audit(1521591772.810:6): avc: denied { create } for pid=5221 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 43.897478] audit: type=1400 audit(1521591772.810:7): avc: denied { write } for pid=5221 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 43.998631] audit: type=1326 audit(1521591772.910:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=5202 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x453e69 code=0x0 2018/03/21 00:22:53 executing program 7: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f000030efee)='/dev/loop-control\x00', 0x0, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 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_bp={&(0x7f0000a3c000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) 2018/03/21 00:22:53 executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000023000)={&(0x7f0000000000)={0x14, 0x3, 0x3, 0x1}, 0x14}, 0x1}, 0x0) 2018/03/21 00:22:53 executing program 6: r0 = memfd_create(&(0x7f0000ee4000)='/dev/vga_arbiter\x00', 0x0) write(0xffffffffffffffff, &(0x7f0000000100)="0400ee2e53f70cc25b28c6f44e7e1529bd1f2e70cfb9406784f8f847f2d4d5ef74de6c3faf80c98ff21a666f6b2128243f713933140214c649e33e5af311ed4c2a5319b5896a7e87d3dfdb212bd518da97f1db52ed4964123ee301fc664f524528db0cf5f46fcfd1cfc6dda5f5eb16b40ea177b32758d93b9a145a18c118a166b8853db4983aaed84cc56726fa9aa155a563d5adc9977d22d49669c1873853f956bff23bd265949400c5db6e56ad4f057b5e90fe058000b037799a528e3791a0b276ab618e8727cd5026a978098f3139fe0e586849ce8f0da3e1ee0a85f1c317cfc194a1deff3aa94c729340f519aad39b75ee3a67d311", 0xf7) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000804000), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804000000fffc0c6565643b799365005f1b76"], 0x1000) 2018/03/21 00:22:53 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f00004c3000), &(0x7f0000b3cffc)=0x20) 2018/03/21 00:22:53 executing program 0: clone(0x200, &(0x7f0000251dca), &(0x7f0000744000), &(0x7f00008c8000), &(0x7f0000828ffe)) mknod(&(0x7f0000000000)='./file0\x00', 0x1000000000001040, 0x0) execve(&(0x7f000007b000)='./file0\x00', &(0x7f0000000180), &(0x7f0000000040)) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='smaps\x00') r0 = syz_open_procfs(0x0, &(0x7f0000653ff3)='attr/current\x00') write(r0, &(0x7f0000b36000), 0x0) open$dir(&(0x7f0000a67000)='./file0\x00', 0x26102, 0x0) 2018/03/21 00:22:53 executing program 2: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000040)='./file0\x00', 0x0) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f00004da000)={0x0, 0x0, 0xfffffffffffffffc}, 0x4) syncfs(0xffffffffffffffff) dup2(r0, r1) 2018/03/21 00:22:53 executing program 5: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000e1000)='./file0\x00', 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00007b6ff7)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000007c0)=""/246) perf_event_open(&(0x7f0000940000)={0x0, 0x78, 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={&(0x7f0000a3c000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$EVIOCGREP(r0, 0x4004743c, &(0x7f0000000300)=""/174) capget(&(0x7f0000000000)={0x19980330}, &(0x7f0000000040)) 2018/03/21 00:22:53 executing program 3: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) setsockopt$inet_int(r0, 0x0, 0xf, &(0x7f0000012000)=0x3fe, 0x4) r1 = socket$inet_sctp(0x2, 0x5, 0x84) dup3(r0, r1, 0x0) r2 = socket$inet(0x2, 0x4000000805, 0x0) r3 = socket$inet_sctp(0x2, 0x800000000001, 0x84) r4 = dup3(r2, r3, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f00005cdfb8)=[@in={0x2, 0x4e20}], 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f00005b4000)=[@in={0x2, 0x4e20, @multicast2=0xe0000002}], 0x10) 2018/03/21 00:22:53 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000023000)={&(0x7f0000000000)={0x14, 0x0, 0x3, 0x1}, 0x14}, 0x1}, 0x0) 2018/03/21 00:22:53 executing program 4: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc\x00', 0x0, 0x0) ioctl$PIO_UNIMAPCLR(r0, 0x80287010, &(0x7f00000000c0)) symlinkat(&(0x7f0000023ff8)='./control\x00', 0xffffffffffffffff, &(0x7f0000012ff6)='./control\x00') mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000300)='./file0\x00', &(0x7f0000000140)='tmpfs\x00', 0x0, &(0x7f0000000200)) 2018/03/21 00:22:53 executing program 7: r0 = socket$packet(0x11, 0x2, 0x300) r1 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x22001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x0, &(0x7f0000000200), &(0x7f0000000080)=0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syz_tun\x00'}) socket$inet_udp(0x2, 0x2, 0x0) 2018/03/21 00:22:53 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000001500)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000aeccc8)={0x14, 0x6, 0x1, 0x7ffffffff, 0x0, 0x0, {0xa}}, 0x14}, 0x1}, 0x0) 2018/03/21 00:22:53 executing program 1: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000cfefee)="120000001200e7ff00ffe90009144a000ae9", 0x12, 0x0, 0x0, 0x0) 2018/03/21 00:22:53 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f00008f6ff9)='mounts\x00') preadv(r0, &(0x7f00001a9fe0)=[{&(0x7f0000950000)=""/128, 0x339}, {&(0x7f00006d1000)=""/147, 0x368}], 0x1e0, 0x0) [ 44.107738] capability: warning: `syz-executor5' uses 32-bit capabilities (legacy support in use) 2018/03/21 00:22:53 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) r1 = socket$packet(0x11, 0x2, 0x300) r2 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000080)={'bridge0\x00'}) [ 44.276365] device bridge0 entered promiscuous mode [ 44.284161] device bridge0 left promiscuous mode [ 44.315988] device bridge0 entered promiscuous mode [ 44.322348] device bridge0 left promiscuous mode 2018/03/21 00:22:53 executing program 2: r0 = socket(0x10, 0x1802, 0x0) write(r0, &(0x7f000042ffdb)="240000001a0025f00000000401111f0e0a0b00000004bf00000009ec0800010000000000", 0x24) 2018/03/21 00:22:53 executing program 1: perf_event_open(&(0x7f0000740000)={0x2, 0x70, 0x4a, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000b86fff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000240)='net/protocols\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f00000000c0)=""/161, 0xa1}], 0x1) signalfd(0xffffffffffffffff, &(0x7f0000000040), 0x8) 2018/03/21 00:22:53 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x42, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndtimer(&(0x7f0000000040)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000080)={{0xffffffffffffffff, 0x2}}) 2018/03/21 00:22:53 executing program 6: r0 = syz_open_dev$loop(&(0x7f0000000100)='/dev/loop#\x00', 0x0, 0x82) sendfile(r0, r0, &(0x7f0000000140), 0x102000004) 2018/03/21 00:22:53 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6}]}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @thr={&(0x7f0000000040), &(0x7f0000000140)}}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000380)=""/204, 0xcc}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x31, 0xffffffffffffffff, 0x0) tkill(r1, 0x1000000000016) 2018/03/21 00:22:53 executing program 3: r0 = memfd_create(&(0x7f0000029000)='\\\x00', 0x0) getsockopt$packet_buf(r0, 0x107, 0x1f, &(0x7f00000000c0)=""/84, &(0x7f0000000140)=0x54) r1 = syz_open_dev$sndseq(&(0x7f0000032ff3)='/dev/snd/seq\x00', 0x0, 0x6) getpeername$ipx(r0, &(0x7f0000000180), &(0x7f00000001c0)=0x10) r2 = dup2(r1, r0) getsockopt$inet6_opts(r0, 0x29, 0x3f, &(0x7f0000000000)=""/74, &(0x7f0000000080)=0x4a) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000002b000)={0x0, 0x0, 0x0, "9ede7a8c5ae95ec8672c93340f643a664f13eeab65c0322901dc6bd36cde2c51f01b7f0b014f9f91eeb7c37c7240f476c8d753d000aa8faf8fb574dbcfa6dc4d"}) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000051f50)={{0x80}, 'port1\x00'}) write$sndseq(r0, &(0x7f0000042f70)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @raw32}, {0x0, 0x0, 0xfffffffffffffffe, 0x0, @time, {}, {}, @addr}], 0x90) 2018/03/21 00:22:53 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) r1 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x22001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x0, &(0x7f0000000200), &(0x7f0000000080)=0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syz_tun\x00'}) socket$inet_udp(0x2, 0x2, 0x0) 2018/03/21 00:22:53 executing program 7: r0 = socket$packet(0x11, 0x2, 0x300) r1 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x22001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x0, &(0x7f0000000200), &(0x7f0000000080)=0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syz_tun\x00'}) socket$inet_udp(0x2, 0x2, 0x0) 2018/03/21 00:22:53 executing program 2: r0 = dup(0xffffffffffffff9c) connect$netlink(r0, &(0x7f0000000000)=@proc={0x10, 0x0, 0x25dfdbfb, 0x20508}, 0xc) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6}]}, 0x10) sendto$inet(r1, &(0x7f0000139000), 0x0, 0x200007ff, &(0x7f0000fe9000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r1, &(0x7f00006fd000), 0x0, 0x0, &(0x7f0000e66000)={0x2, 0x4e20, @rand_addr}, 0x10) shutdown(r1, 0x0) 2018/03/21 00:22:53 executing program 0: clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) setitimer(0x0, &(0x7f0000056000)={{}, {r0, r1/1000+30000}}, &(0x7f00000000c0)) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/status\x00', 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f00000009c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000a00)=0x14) getsockopt$inet6_opts(r2, 0x29, 0x3f, &(0x7f00000001c0)=""/101, &(0x7f0000000280)=0x65) ioctl$sock_inet6_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000a40)={@remote={0xfe, 0x80, [], 0xbb}, 0x27, r3}) alarm(0x0) recvmsg$netrom(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f00000002c0)=@ax25={0x3, {"23b45151c917cf"}, 0xffff}, 0x10, &(0x7f0000000400), 0x0, &(0x7f0000000440)}, 0x1) getsockopt$inet6_mreq(0xffffffffffffff9c, 0x29, 0x0, &(0x7f0000000100)={@remote}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCDIFADDR(0xffffffffffffffff, 0x8936, &(0x7f0000000180)) getsockopt$SO_COOKIE(r2, 0x1, 0x39, &(0x7f0000000040), &(0x7f0000000080)=0x8) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f0000000300)=0x0) waitid(0x1, r4, &(0x7f0000000340), 0x1, &(0x7f0000000380)) 2018/03/21 00:22:53 executing program 1: r0 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000014c0)={r1, 0x10, &(0x7f0000000200)=[@in={0x2, 0x4e21, @multicast2=0xe0000002}]}, &(0x7f0000001500)=0x10) socketpair$inet6(0xa, 0x4, 0x100, &(0x7f0000001580)) ftruncate(r0, 0x7fff) r2 = open(&(0x7f00002bd93e)='./bus\x00', 0x2081, 0x42) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2, 0x11, r2, 0x0) preadv(r2, &(0x7f0000001440)=[{&(0x7f0000000000)=""/144, 0x90}, {&(0x7f00000000c0)=""/143, 0x5f}, {&(0x7f0000000040)=""/169, 0xa9}, {&(0x7f0000000240)=""/4096, 0x1000}, {&(0x7f0000001240)=""/230, 0xffffff7f}, {&(0x7f0000001340)=""/206, 0xce}], 0x6, 0x0) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000001540)={r1, 0xe56}, 0x8) 2018/03/21 00:22:53 executing program 3: r0 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000080)) openat$ptmx(0xffffffffffffff9c, &(0x7f0000fdcff6)='/dev/ptmx\x00', 0x0, 0x0) openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_stats\x00', 0x0, 0x0) 2018/03/21 00:22:53 executing program 6: r0 = memfd_create(&(0x7f000003e000)="002670726f63eb657972696e6740", 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dd5000)='/dev/snd/seq\x00', 0x0, 0x0) dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f00006f1000)={0x0, 0x10000000002}) 2018/03/21 00:22:53 executing program 0: clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) setitimer(0x0, &(0x7f0000056000)={{}, {r0, r1/1000+30000}}, &(0x7f00000000c0)) r2 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/status\x00', 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f00000009c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000a00)=0x14) getsockopt$inet6_opts(r2, 0x29, 0x3f, &(0x7f00000001c0)=""/101, &(0x7f0000000280)=0x65) ioctl$sock_inet6_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000a40)={@remote={0xfe, 0x80, [], 0xbb}, 0x27, r3}) alarm(0x0) recvmsg$netrom(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f00000002c0)=@ax25={0x3, {"23b45151c917cf"}, 0xffff}, 0x10, &(0x7f0000000400), 0x0, &(0x7f0000000440)}, 0x1) getsockopt$inet6_mreq(0xffffffffffffff9c, 0x29, 0x0, &(0x7f0000000100)={@remote}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCDIFADDR(0xffffffffffffffff, 0x8936, &(0x7f0000000180)) getsockopt$SO_COOKIE(r2, 0x1, 0x39, &(0x7f0000000040), &(0x7f0000000080)=0x8) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f0000000300)=0x0) waitid(0x1, r4, &(0x7f0000000340), 0x1, &(0x7f0000000380)) 2018/03/21 00:22:53 executing program 1: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x0, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_int(r1, 0x29, 0x48, &(0x7f0000b67000), &(0x7f0000db9ffc)=0x4) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000040)={0x0, 0xbf, "d941bb351204e7243ec0c4e20af4a853783375aedcd2de101cf4e76085ffaf8bd1a59fb48693a9c0c9838bba1733ad356a046bcfac76b424d83da9247ee6704913416eea8379c5af18006bea28c5cdff5142f511e71b4cfc50489472b6c8b0ba37c6a1c478a17fdf08b09e235b99343b9dd073961ef02c52e467bef220c2f7b281dd5ed421f64781a8200d27b47386d257c85997bdf69af12b4c9f2e9b9a8dc4b10003af2c8233c56ecf8da8edb28f5724dd8c99528d7f340b928c1aefc1ba"}, &(0x7f0000000140)=0xc7) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000180)={r2, 0x3, 0x7, [0xffffffffffffff8b, 0x7, 0x7, 0x9, 0x1000, 0x3f, 0x9]}, &(0x7f00000001c0)=0x16) 2018/03/21 00:22:53 executing program 3: r0 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000080)) openat$ptmx(0xffffffffffffff9c, &(0x7f0000fdcff6)='/dev/ptmx\x00', 0x0, 0x0) openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_stats\x00', 0x0, 0x0) 2018/03/21 00:22:53 executing program 2: r0 = dup(0xffffffffffffff9c) connect$netlink(r0, &(0x7f0000000000)=@proc={0x10, 0x0, 0x25dfdbfb, 0x20508}, 0xc) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6}]}, 0x10) sendto$inet(r1, &(0x7f0000139000), 0x0, 0x200007ff, &(0x7f0000fe9000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r1, &(0x7f00006fd000), 0x0, 0x0, &(0x7f0000e66000)={0x2, 0x4e20, @rand_addr}, 0x10) shutdown(r1, 0x0) 2018/03/21 00:22:53 executing program 0: r0 = socket$l2tp(0x18, 0x1, 0x1) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f00000000c0)={'ip_vti0\x00', {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0xd}}}) mmap(&(0x7f0000000000/0x53000)=nil, 0x53000, 0x4, 0x32, 0xffffffffffffffff, 0x0) memfd_create(&(0x7f0000000100)='security&%bdev)\x00', 0x2) r1 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000000)={0x8000, 0x0, 0x0, 'queue0\x00'}) 2018/03/21 00:22:53 executing program 1: r0 = accept4$ax25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x80000) getpeername$ax25(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x10) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x10, &(0x7f0000fda000)=0x1c, 0xffffffffffffffc1) connect$unix(0xffffffffffffffff, &(0x7f0000932000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) bind$unix(0xffffffffffffffff, &(0x7f0000fdd000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) ioctl$PPPIOCGFLAGS(0xffffffffffffffff, 0x8004745a, &(0x7f0000000040)) r1 = accept4(r0, &(0x7f0000000100)=@pptp={0x0, 0x0, {0x0, @loopback}}, &(0x7f0000000180)=0x80, 0x80800) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000001c0)={0x99b, 0x19, 0x8000, 0xff, 0x65, 0x23, 0x101, 0xffffffffffffff97, 0x0}, &(0x7f0000000200)=0x20) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f00000002c0)={{{@in6=@ipv4={[], [], @broadcast}, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@multicast1}}, &(0x7f00000003c0)=0xe8) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000400)={@ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xb}}, 0x69, r3}) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000240)={r2, 0x9}, &(0x7f0000000280)=0x8) 2018/03/21 00:22:53 executing program 6: r0 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/commit_pending_bools\x00', 0x1, 0x0) ioctl$KDSETMODE(r0, 0x4b3a, 0x6) 2018/03/21 00:22:53 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6}]}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @thr={&(0x7f0000000040), &(0x7f0000000140)}}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000380)=""/204, 0xcc}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x31, 0xffffffffffffffff, 0x0) tkill(r1, 0x1000000000016) 2018/03/21 00:22:53 executing program 6: ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000100)=0x0) prlimit64(r0, 0x6, &(0x7f00000000c0)={0x4}, &(0x7f0000000040)) eventfd(0x0) r1 = open(&(0x7f0000000000)='./file0\x00', 0x20000, 0x40) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000080)) 2018/03/21 00:22:53 executing program 5: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b00140600fe80000000002588204f6151a7590000ba91de4a4607d77700000000000000aafe8000000000000000000000000000aa00000000", @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/21 00:22:53 executing program 3: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000000)={0x0, 0x3}) setsockopt$packet_int(r0, 0x107, 0x1, &(0x7f0000000000)=0x3, 0x327) 2018/03/21 00:22:53 executing program 2: socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000180), &(0x7f00000000c0)=0xc) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r1, 0x107, 0x1, &(0x7f0000000000), 0x193) getpeername$inet6(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000140)=0x1c) 2018/03/21 00:22:53 executing program 1: prctl$intptr(0x1, 0x80000000) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/enforce\x00', 0x40, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x8, 0x4, 0x2, 0x5, 0x6}, &(0x7f0000000080)=0x14) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000000c0)={0x7, 0x8005, 0x7, 0x80, r1}, 0x10) 2018/03/21 00:22:53 executing program 0: r0 = socket$l2tp(0x18, 0x1, 0x1) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f00000000c0)={'ip_vti0\x00', {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0xd}}}) mmap(&(0x7f0000000000/0x53000)=nil, 0x53000, 0x4, 0x32, 0xffffffffffffffff, 0x0) memfd_create(&(0x7f0000000100)='security&%bdev)\x00', 0x2) r1 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000000)={0x8000, 0x0, 0x0, 'queue0\x00'}) 2018/03/21 00:22:53 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x7d, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:53 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f00008f6ff9)='mounts\x00') r1 = epoll_create(0xff) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f000031eff4)) getegid() epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000000000)) 2018/03/21 00:22:53 executing program 7: r0 = socket$packet(0x11, 0x2, 0x300) r1 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x22001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x0, &(0x7f0000000200), &(0x7f0000000080)=0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syz_tun\x00'}) socket$inet_udp(0x2, 0x2, 0x0) 2018/03/21 00:22:54 executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000023000)={&(0x7f0000484fd8)={0x14, 0x4, 0x6, 0x1}, 0x14}, 0x1}, 0x0) 2018/03/21 00:22:54 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000001f00)="2f657865000000000000d50fef7afaf807e3c2f98d0d02812e3ca05fc31e623a2a051fc20fa5a02d84267a0067ac78b8ed1ee48d8097f99d3188a59818771e21974fc3d02efdabd0512782c2474e0a8c17538091e53bdc54aa574b0615a98c9046beb56b8bb5744fcc54b400dec854d2da9efbbdf5e4c75fae864cc0fce7514c133f17a1b93b735d3d5b3e10b683128034ec6e19ed879a810a401f95b9860b41b3b8683ac1b6f21c21769cbd07a9b0f2ab9711ecaaf67a7a74beef377c60b435f3eee826d174ca7516e89abcebd589104d80402accdc8d7ae101c57bbc26c33df519152ef8daf388b20fbc8c55cdb7d471a822531e7d7b88bbb269d72051d9f92d569935ce2b387f9e30fabf336e53827a8bdd4f7c3fba515ade98e68d965b0a52ec80d74eebb4c2904be489d2d473dab9f302545f6fd2973979092a404bdee5aad5d3eb20cb69f2e8c01eab7fbf98463fcdeb034f041dbd1cd779e40828d9db22f3e839a3f58a0e6ac2312fb1f95ffb6e97c6cc55353b7301984f08f9ca247456b5628692d5e443455794a27c4b194226b60a3b19bf09a2595e1d5aa5eb62934533af467d7de9c30c5f7b4db1f048c64587b71b2be65c78") fgetxattr(r0, &(0x7f0000000040)=@known='user.syz\x00', &(0x7f00000002c0)=""/159, 0x9f) 2018/03/21 00:22:54 executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) creat(&(0x7f0000000040)='./file0\x00', 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000080)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f00000002c0)=@acquire={0x16c, 0x17, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000001}, @in6=@ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, {@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}, {{@in=@rand_addr, @in=@multicast1=0xe0000001, 0x0, 0x0, 0x0, 0x0, 0x2}}, 0x0, 0x7b23}, [@tmpl={0x44, 0x5, [{{@in6=@mcast1={0xff, 0x1, [], 0x1}, 0x0, 0x32}, 0x0, @in=@multicast1=0xe0000001}]}]}, 0x16c}, 0x1}, 0x0) 2018/03/21 00:22:54 executing program 0: r0 = socket(0x11, 0x803, 0x300) r1 = socket$inet(0x2, 0x1, 0x0) connect$inet(r1, &(0x7f000089bff0)={0x2}, 0x10) recvmmsg(r0, &(0x7f00000000c0)=[{{&(0x7f0000000180)=@nfc, 0x80, &(0x7f00007e4000), 0x0, &(0x7f0000560000)=""/129, 0x81}}], 0x1, 0x0, 0x0) 2018/03/21 00:22:54 executing program 3: r0 = epoll_create(0x20) fcntl$notify(r0, 0x0, 0x282) 2018/03/21 00:22:54 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x7d, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 7: r0 = socket(0xa, 0x2400000001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000034000)={0x1, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x1e4) getsockopt$inet6_buf(r0, 0x29, 0x10000000000030, &(0x7f0000034000)=""/144, &(0x7f0000000ffc)=0x90) 2018/03/21 00:22:54 executing program 2: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) fcntl$setownex(r0, 0xf, &(0x7f00000000c0)) 2018/03/21 00:22:54 executing program 1: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x7d, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 1: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 0: 2018/03/21 00:22:54 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x7d, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 1: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 0: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000022, &(0x7f0000356000)=0x1, 0x4) setsockopt$inet6_tcp_int(r0, 0x6, 0x1e, &(0x7f0000000000)=0x100000001, 0x4) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000180)='syz_tun\x00', 0x10) sendto$inet6(r0, &(0x7f0000000040)="9f55500215", 0x5, 0x200408d6, &(0x7f00000011c0)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xb}, 0x2}, 0x1c) 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$LOOP_SET_STATUS(0xffffffffffffffff, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 0: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$LOOP_SET_STATUS(0xffffffffffffffff, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 0: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$LOOP_SET_STATUS(0xffffffffffffffff, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 1: 2018/03/21 00:22:54 executing program 0: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 1: unshare(0x20020000) mkdir(&(0x7f00001a3000)='./file0\x00', 0x0) mount(&(0x7f000052f000)='./file0\x00', &(0x7f00008fcfff)='.', &(0x7f00003a2ffa)="0700cc667300", 0x1000, 0x0) mount(&(0x7f000000a000)='.', &(0x7f0000852000)='.', &(0x7f0000a60000)='ramfs\x00', 0xff8c, &(0x7f00008a7000)) poll(&(0x7f00007a7fe8), 0x0, 0x7f) rmdir(&(0x7f0000d19000)='./file0\x00') 2018/03/21 00:22:54 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x0, 0x20000004, &(0x7f0000aac000)={0xa, 0x4e22}, 0x1c) [ 45.384502] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/03/21 00:22:54 executing program 0: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x7d, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 1: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 3: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 3: r0 = perf_event_open(&(0x7f0000940000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffff00, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x101902) r2 = memfd_create(&(0x7f0000614000)="74086e750000000000000000008c00", 0x0) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000100)="aa", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) sendfile(r0, r2, &(0x7f00000ddff8), 0x102000004) ioctl$LOOP_SET_STATUS64(r1, 0x4c04, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0xd, "6df1733d7a8a242fd899e0633f5fcea8fb5a550ed80ebba4d909c7a124d8ac39add13dc93a80f22ff9fd35a844f3e8b5ade4e5935137af6fe251190634435dca", "6aaba7a936009867bd21673a08478220febadc5ca0c0caf1f4833b9ff18a89a285f049691fdaee090426b5018b54096bdaacf1e7a2fb27febc2e8d7b46599493", "ecd2881042e088581e6e599a5591e6c882e32e7ea6697b93d32112b2bc83d72a", [0x7, 0x9]}) socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet_mreqsrc(r2, 0x0, 0x2c, &(0x7f0000000040)={@empty, @remote={0xac, 0x14, 0x14, 0xbb}, @loopback=0x7f000001}, 0xc) ioctl$LOOP_SET_CAPACITY(r1, 0x4c07) 2018/03/21 00:22:54 executing program 5: 2018/03/21 00:22:54 executing program 0: 2018/03/21 00:22:54 executing program 7: 2018/03/21 00:22:54 executing program 2: 2018/03/21 00:22:54 executing program 6: 2018/03/21 00:22:54 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 1: 2018/03/21 00:22:54 executing program 6: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f000030efee)='/dev/loop-control\x00', 0x0, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 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_bp={&(0x7f0000a3c000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$LOOP_CTL_ADD(r0, 0x4c81, 0x0) 2018/03/21 00:22:54 executing program 2: unshare(0x8000400) recvmsg(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000180)=""/140, 0x8c}, 0x0) 2018/03/21 00:22:54 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS(0xffffffffffffffff, 0xc0481273, &(0x7f0000beaf68)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00"}) 2018/03/21 00:22:54 executing program 7: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f00000000c0)="ee", 0x1, 0x20000001, &(0x7f000007f000)={0xa, 0x4e22}, 0x1c) accept4(r1, &(0x7f0000000240)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, &(0x7f00000001c0)=0x80, 0x0) writev(r2, &(0x7f0000000200)=[{&(0x7f0000000040)="9b", 0x1}], 0x1) 2018/03/21 00:22:54 executing program 1: capset(&(0x7f0000d37ff8)={0x19980330}, &(0x7f0000244000)) r0 = inotify_init1(0x0) fsetxattr(r0, &(0x7f0000000080)=@random={'os2.', '\x00'}, &(0x7f00000000c0)='@\'/trusted{,nodev\x00', 0x12, 0x0) r1 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/commit_pending_bools\x00', 0x1, 0x0) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000100)=ANY=[@ANYRES32=0x0, @ANYBLOB="540000009b33fcedb7b4742a5c1a2de54b5402c14488d9eb35c253043610577c913a450cb751759af1d19e8a51092d08b2727dd23a5888d61eeab5f758b74abe4537c6eadb506d41e34fdeefd8ca0e630000000000000000"], &(0x7f0000000040)=0x5c) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000240)={0xfffffffffffffff9}, 0x4) 2018/03/21 00:22:54 executing program 0: mkdir(&(0x7f0000639000)='./file0\x00', 0x0) clone(0x0, &(0x7f0000445000), &(0x7f0000f1cffc), &(0x7f0000d5a000), &(0x7f0000ee0000)) openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000080)='/selinux/avc/cache_stats\x00', 0x0, 0x0) utime(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)) 2018/03/21 00:22:54 executing program 5: seccomp(0x1, 0x0, &(0x7f000003c000)={0x1, &(0x7f000003f000)=[{0x6, 0x0, 0x0, 0xffffffff}]}) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x2, 0x0) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000000040)=0x1f, 0x4) sysfs$3(0x3) eventfd2(0x1f, 0x80000) 2018/03/21 00:22:54 executing program 1: mkdir(&(0x7f000000e000)='./control\x00', 0x0) r0 = open(&(0x7f0000000000)='./control\x00', 0x0, 0x0) mknodat(r0, &(0x7f0000008ff6)='./control\x00', 0x0, 0x0) seccomp(0x1, 0x0, &(0x7f0000000ff0)={0x1, &(0x7f0000012000)=[{0x6, 0x0, 0x0, 0xfffffffffffffff7}]}) renameat(r0, &(0x7f0000000040)='./control\x00', r0, &(0x7f00000000c0)='./control\x00') ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r0, 0xc08c5335, &(0x7f0000000100)={0x9, 0x100000001, 0x4, 'queue0\x00', 0x326e}) [ 45.627765] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes [ 242.150307] INFO: task syz-executor3:5524 blocked for more than 120 seconds. [ 242.157529] Not tainted 4.4.120-gd63fdf6 #28 [ 242.162452] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 242.170525] syz-executor3 D ffff8801c1a3f848 27880 5524 3844 0x00000004 [ 242.177997] ffff8801c1a3f848 ffff8800b269e000 0000000000000001 0000000000000007 [ 242.185982] ffff8800b269e000 dffffc0000000000 ffff8801db21fdb8 ffff8801db21fde0 [ 242.193970] ffff8801db21f4d8 ffff8800affc9800 ffff8800b269e000 0000000000000000 [ 242.201981] Call Trace: [ 242.204603] [] schedule+0x7a/0x1b0 [ 242.209760] [] schedule_preempt_disabled+0x13/0x20 [ 242.216343] [] mutex_lock_nested+0x306/0x850 [ 242.222409] [] ? blkdev_reread_part+0x1e/0x40 [ 242.228524] [] ? __ww_mutex_lock+0x14f0/0x14f0 [ 242.234752] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 242.241567] [] blkdev_reread_part+0x1e/0x40 [ 242.247526] [] loop_reread_partitions+0x78/0xe0 [ 242.253832] [] loop_set_status+0x995/0xfc0 [ 242.259684] [] loop_set_status64+0xae/0x130 [ 242.265650] [] ? loop_set_status_old+0x2e0/0x2e0 [ 242.272065] [] ? mutex_lock_nested+0x5d4/0x850 [ 242.278285] [] ? avc_has_extended_perms+0x407/0xf30 [ 242.284944] [] ? avc_has_extended_perms+0xe2/0xf30 [ 242.291502] [] lo_ioctl+0xce3/0x19c0 [ 242.296834] [] ? avc_ss_reset+0x110/0x110 [ 242.302638] [] ? loop_lookup.part.18+0x110/0x110 [ 242.309014] [] blkdev_ioctl+0x4ab/0x1990 [ 242.314711] [] ? blkpg_ioctl+0x910/0x910 [ 242.320408] [] ? __fget+0x213/0x3b0 [ 242.325653] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 242.332652] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 242.339635] [] ? __fget_light+0xa3/0x1e0 [ 242.345392] [] block_ioctl+0xde/0x120 [ 242.350834] [] ? blkdev_read_iter+0x170/0x170 [ 242.356964] [] do_vfs_ioctl+0x7aa/0xee0 [ 242.362577] [] ? ioctl_preallocate+0x1f0/0x1f0 [ 242.368777] [] ? prune_icache_sb+0xb4/0x150 [ 242.374743] [] ? __fget+0x23a/0x3b0 [ 242.379985] [] ? __fget+0x47/0x3b0 [ 242.385164] [] ? security_file_ioctl+0x89/0xb0 [ 242.391375] [] SyS_ioctl+0x8f/0xc0 [ 242.396567] [] entry_SYSCALL_64_fastpath+0x1c/0x98 [ 242.403321] 2 locks held by syz-executor3/5524: [ 242.407961] #0: (&lo->lo_ctl_mutex/1){+.+.+.}, at: [] lo_ioctl+0x8f/0x19c0 [ 242.417412] #1: (&bdev->bd_mutex){+.+.+.}, at: [] blkdev_reread_part+0x1e/0x40 [ 242.427072] Sending NMI to all CPUs: [ 242.431023] NMI backtrace for cpu 0 [ 242.434618] CPU: 0 PID: 485 Comm: khungtaskd Not tainted 4.4.120-gd63fdf6 #28 [ 242.441869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.451213] task: ffff8800bb251800 task.stack: ffff8800bbbd8000 [ 242.457236] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1a0 [ 242.465977] RSP: 0018:ffff8800bbbdfcb8 EFLAGS: 00000046 [ 242.471415] RAX: 0000000003000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 242.478655] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fb300 [ 242.485925] RBP: ffff8800bbbdfce0 R08: 0000000000000001 R09: 0000000000000000 [ 242.493181] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000246 [ 242.500466] R13: 0000000000000003 R14: ffffffff8426f420 R15: 0000000000000002 [ 242.507706] FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 242.515927] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 242.521794] CR2: 00007fd84272a000 CR3: 00000001d3034000 CR4: 0000000000160670 [ 242.529034] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 242.536303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 242.543570] Stack: [ 242.545693] ffffffff8426f420 ffffffff847efb00 fffffbfff08fda14 dffffc0000000000 [ 242.553219] ffff8801db31bca0 ffff8800bbbdfd00 ffffffff810b999b ffffffff839f63c0 [ 242.560737] 0000000000000003 ffff8800bbbdfd60 ffffffff81d0eff4 ffffffff8141b053 [ 242.568239] Call Trace: [ 242.570814] [] nmi_raise_cpu_backtrace+0x5b/0x70 [ 242.577189] [] nmi_trigger_all_cpu_backtrace+0x4a4/0x550 [ 242.584290] [] ? print_lock+0xab/0xae [ 242.589712] [] ? irq_force_complete_move+0x3b0/0x3b0 [ 242.596481] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 242.603478] [] watchdog+0x6fa/0xae0 [ 242.608721] [] ? watchdog+0xc3/0xae0 [ 242.614075] [] kthread+0x268/0x300 [ 242.619230] [] ? reset_hung_task_detector+0x20/0x20 [ 242.625884] [] ? kthread_create_on_node+0x400/0x400 [ 242.632530] [] ? kthread_create_on_node+0x400/0x400 [ 242.639163] [] ret_from_fork+0x55/0x80 [ 242.644693] [] ? kthread_create_on_node+0x400/0x400 [ 242.651354] Code: b3 5f ff f6 c4 10 75 e1 44 89 e8 c1 e0 18 89 04 25 10 b3 5f ff 44 89 fa 09 da 80 cf 04 41 83 ff 02 0f 44 d3 89 14 25 00 b3 5f ff <41> f7 c4 00 02 00 00 74 1a e8 6b 2f 17 00 4c 89 e7 57 9d 0f 1f [ 242.670352] NMI backtrace for cpu 1 [ 242.673947] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.4.120-gd63fdf6 #28 [ 242.680952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.690299] task: ffff8801d9b49800 task.stack: ffff8801d9b58000 [ 242.696334] RIP: 0010:[] [] native_safe_halt+0x6/0x10 [ 242.704729] RSP: 0018:ffff8801d9b5fd98 EFLAGS: 00000246 [ 242.710177] RAX: 0000000000000007 RBX: ffffffff847ddc08 RCX: 0000000000000000 [ 242.717424] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8801d9b4a0cc [ 242.724694] RBP: ffff8801d9b5fd98 R08: 0000000000000000 R09: 0000000000000000 [ 242.731954] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 242.739193] R13: fffffbfff070889c R14: ffffffff847ebf78 R15: 0000000000000000 [ 242.746460] FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 242.754671] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 242.760537] CR2: 000000c4200ad000 CR3: 00000000ad720000 CR4: 0000000000160670 [ 242.767777] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 242.775048] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 242.782312] Stack: [ 242.784429] ffff8801d9b5fdd0 ffffffff81027e85 ffff8801d9b60000 ffffffff847ddc08 [ 242.791953] fffffbfff070889c ffffffff847ebf78 0000000000000000 ffff8801d9b5fde0 [ 242.799458] ffffffff810293fa ffff8801d9b5fdf8 ffffffff81221468 dffffc0000000000 [ 242.807009] Call Trace: [ 242.809559] [] default_idle+0x55/0x3c0 [ 242.815078] [] arch_cpu_idle+0xa/0x10 [ 242.820513] [] default_idle_call+0x48/0x70 [ 242.826364] [] cpu_startup_entry+0x5fd/0x8f0 [ 242.832415] [] ? call_cpuidle+0xe0/0xe0 [ 242.838006] [] ? clockevents_register_device+0x122/0x230 [ 242.845112] [] start_secondary+0x304/0x3e0 [ 242.850980] [] ? set_cpu_sibling_map+0x1080/0x1080 [ 242.857525] Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84 [ 242.877328] Kernel panic - not syncing: hung_task: blocked tasks [ 242.883453] CPU: 0 PID: 485 Comm: khungtaskd Not tainted 4.4.120-gd63fdf6 #28 [ 242.890691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.900016] 0000000000000000 69929c9c4c09b816 ffff8800bbbdfca8 ffffffff81d0408d [ 242.907984] ffffffff83883080 ffff8800bbbdfd80 dffffc0000000000 7fffffffffffffff [ 242.915943] ffff8800b2699c48 ffff8800bbbdfd70 ffffffff8141ab2a 0000000041b58ab3 [ 242.923917] Call Trace: [ 242.926476] [] dump_stack+0xc1/0x124 [ 242.931807] [] panic+0x1aa/0x388 [ 242.936790] [] ? percpu_up_read.constprop.45+0xe1/0xe1 [ 242.943686] [] ? nmi_trigger_all_cpu_backtrace+0x3f8/0x550 [ 242.950926] [] ? nmi_trigger_all_cpu_backtrace+0x3f8/0x550 [ 242.958167] [] watchdog+0x70b/0xae0 [ 242.963410] [] ? watchdog+0xc3/0xae0 [ 242.968742] [] kthread+0x268/0x300 [ 242.973904] [] ? reset_hung_task_detector+0x20/0x20 [ 242.980535] [] ? kthread_create_on_node+0x400/0x400 [ 242.987168] [] ? kthread_create_on_node+0x400/0x400 [ 242.993803] [] ret_from_fork+0x55/0x80 [ 242.999304] [] ? kthread_create_on_node+0x400/0x400 [ 243.006388] Dumping ftrace buffer: [ 243.009925] (ftrace buffer empty) [ 243.013608] Kernel Offset: disabled [ 243.017215] Rebooting in 86400 seconds..