INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.52' (ECDSA) to the list of known hosts. 2018/04/07 03:18:23 fuzzer started 2018/04/07 03:18:23 dialing manager at 10.128.0.26:38639 2018/04/07 03:18:29 kcov=true, comps=false 2018/04/07 03:18:32 executing program 0: 2018/04/07 03:18:32 executing program 1: 2018/04/07 03:18:32 executing program 4: 2018/04/07 03:18:32 executing program 7: 2018/04/07 03:18:32 executing program 2: 2018/04/07 03:18:32 executing program 3: 2018/04/07 03:18:32 executing program 5: 2018/04/07 03:18:32 executing program 6: syzkaller login: [ 41.153176] ip (3726) used greatest stack depth: 54944 bytes left [ 41.396505] ip (3747) used greatest stack depth: 54672 bytes left [ 42.367894] ip (3843) used greatest stack depth: 53960 bytes left [ 44.826538] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.951001] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.981222] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.022867] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.246372] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.275083] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.365855] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.373479] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.388699] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.743594] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.898135] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.909869] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.157598] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.163833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.175303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.207725] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.230424] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.306467] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.346728] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.482949] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.489209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.496841] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.699016] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.705292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.714948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.733400] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.752438] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.762822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.993372] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.999617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.014002] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.034825] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.061722] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.070935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.092747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.124245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.154631] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.187963] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.194447] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.212609] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/07 03:18:49 executing program 0: 2018/04/07 03:18:49 executing program 7: 2018/04/07 03:18:49 executing program 1: 2018/04/07 03:18:49 executing program 4: 2018/04/07 03:18:49 executing program 5: 2018/04/07 03:18:49 executing program 2: 2018/04/07 03:18:49 executing program 3: 2018/04/07 03:18:49 executing program 6: 2018/04/07 03:18:49 executing program 2: 2018/04/07 03:18:49 executing program 1: 2018/04/07 03:18:49 executing program 4: 2018/04/07 03:18:49 executing program 0: 2018/04/07 03:18:49 executing program 5: 2018/04/07 03:18:49 executing program 7: 2018/04/07 03:18:49 executing program 3: 2018/04/07 03:18:49 executing program 6: 2018/04/07 03:18:49 executing program 2: 2018/04/07 03:18:49 executing program 4: 2018/04/07 03:18:49 executing program 1: 2018/04/07 03:18:49 executing program 0: 2018/04/07 03:18:49 executing program 7: 2018/04/07 03:18:49 executing program 5: 2018/04/07 03:18:49 executing program 6: 2018/04/07 03:18:49 executing program 3: 2018/04/07 03:18:49 executing program 4: 2018/04/07 03:18:49 executing program 2: 2018/04/07 03:18:49 executing program 5: 2018/04/07 03:18:49 executing program 7: 2018/04/07 03:18:49 executing program 1: 2018/04/07 03:18:49 executing program 3: 2018/04/07 03:18:49 executing program 0: 2018/04/07 03:18:49 executing program 6: 2018/04/07 03:18:50 executing program 4: 2018/04/07 03:18:50 executing program 2: 2018/04/07 03:18:50 executing program 5: 2018/04/07 03:18:50 executing program 7: 2018/04/07 03:18:50 executing program 0: 2018/04/07 03:18:50 executing program 3: 2018/04/07 03:18:50 executing program 1: 2018/04/07 03:18:50 executing program 6: 2018/04/07 03:18:50 executing program 4: 2018/04/07 03:18:50 executing program 2: 2018/04/07 03:18:50 executing program 7: 2018/04/07 03:18:50 executing program 5: 2018/04/07 03:18:50 executing program 0: 2018/04/07 03:18:50 executing program 3: 2018/04/07 03:18:50 executing program 6: 2018/04/07 03:18:50 executing program 1: 2018/04/07 03:18:50 executing program 2: 2018/04/07 03:18:50 executing program 6: 2018/04/07 03:18:50 executing program 3: 2018/04/07 03:18:50 executing program 0: 2018/04/07 03:18:50 executing program 7: 2018/04/07 03:18:50 executing program 4: 2018/04/07 03:18:50 executing program 5: 2018/04/07 03:18:50 executing program 1: 2018/04/07 03:18:50 executing program 6: 2018/04/07 03:18:50 executing program 2: 2018/04/07 03:18:50 executing program 3: 2018/04/07 03:18:50 executing program 7: 2018/04/07 03:18:50 executing program 0: 2018/04/07 03:18:50 executing program 1: 2018/04/07 03:18:50 executing program 5: 2018/04/07 03:18:50 executing program 4: 2018/04/07 03:18:51 executing program 6: 2018/04/07 03:18:51 executing program 2: 2018/04/07 03:18:51 executing program 3: 2018/04/07 03:18:51 executing program 7: 2018/04/07 03:18:51 executing program 0: 2018/04/07 03:18:51 executing program 5: 2018/04/07 03:18:51 executing program 4: 2018/04/07 03:18:51 executing program 1: 2018/04/07 03:18:51 executing program 3: 2018/04/07 03:18:51 executing program 0: 2018/04/07 03:18:51 executing program 2: 2018/04/07 03:18:51 executing program 6: 2018/04/07 03:18:51 executing program 7: 2018/04/07 03:18:51 executing program 5: 2018/04/07 03:18:51 executing program 1: 2018/04/07 03:18:51 executing program 4: 2018/04/07 03:18:51 executing program 7: 2018/04/07 03:18:51 executing program 2: 2018/04/07 03:18:51 executing program 3: 2018/04/07 03:18:51 executing program 5: 2018/04/07 03:18:51 executing program 6: 2018/04/07 03:18:51 executing program 7: 2018/04/07 03:18:51 executing program 0: 2018/04/07 03:18:51 executing program 1: 2018/04/07 03:18:51 executing program 2: 2018/04/07 03:18:51 executing program 4: 2018/04/07 03:18:51 executing program 3: 2018/04/07 03:18:51 executing program 1: 2018/04/07 03:18:51 executing program 0: 2018/04/07 03:18:51 executing program 4: 2018/04/07 03:18:51 executing program 6: 2018/04/07 03:18:51 executing program 5: 2018/04/07 03:18:51 executing program 7: 2018/04/07 03:18:52 executing program 2: 2018/04/07 03:18:52 executing program 6: 2018/04/07 03:18:52 executing program 0: 2018/04/07 03:18:52 executing program 4: 2018/04/07 03:18:52 executing program 1: 2018/04/07 03:18:52 executing program 5: 2018/04/07 03:18:52 executing program 3: 2018/04/07 03:18:52 executing program 7: 2018/04/07 03:18:52 executing program 4: 2018/04/07 03:18:52 executing program 0: 2018/04/07 03:18:52 executing program 6: 2018/04/07 03:18:52 executing program 2: 2018/04/07 03:18:52 executing program 3: 2018/04/07 03:18:52 executing program 1: 2018/04/07 03:18:52 executing program 5: 2018/04/07 03:18:52 executing program 7: 2018/04/07 03:18:52 executing program 4: 2018/04/07 03:18:52 executing program 2: 2018/04/07 03:18:52 executing program 5: 2018/04/07 03:18:52 executing program 3: 2018/04/07 03:18:52 executing program 6: 2018/04/07 03:18:52 executing program 1: 2018/04/07 03:18:52 executing program 0: 2018/04/07 03:18:52 executing program 2: 2018/04/07 03:18:52 executing program 7: 2018/04/07 03:18:52 executing program 0: 2018/04/07 03:18:52 executing program 4: 2018/04/07 03:18:52 executing program 3: 2018/04/07 03:18:52 executing program 6: 2018/04/07 03:18:52 executing program 5: 2018/04/07 03:18:52 executing program 1: 2018/04/07 03:18:52 executing program 0: 2018/04/07 03:18:52 executing program 4: 2018/04/07 03:18:52 executing program 7: 2018/04/07 03:18:53 executing program 2: 2018/04/07 03:18:53 executing program 5: 2018/04/07 03:18:53 executing program 7: 2018/04/07 03:18:53 executing program 1: 2018/04/07 03:18:53 executing program 4: 2018/04/07 03:18:53 executing program 6: 2018/04/07 03:18:53 executing program 3: 2018/04/07 03:18:53 executing program 0: 2018/04/07 03:18:53 executing program 6: 2018/04/07 03:18:53 executing program 1: 2018/04/07 03:18:53 executing program 5: 2018/04/07 03:18:53 executing program 7: 2018/04/07 03:18:53 executing program 2: 2018/04/07 03:18:53 executing program 4: 2018/04/07 03:18:53 executing program 0: 2018/04/07 03:18:53 executing program 3: 2018/04/07 03:18:53 executing program 1: 2018/04/07 03:18:53 executing program 6: 2018/04/07 03:18:53 executing program 0: 2018/04/07 03:18:53 executing program 7: 2018/04/07 03:18:53 executing program 5: 2018/04/07 03:18:53 executing program 4: 2018/04/07 03:18:53 executing program 1: 2018/04/07 03:18:53 executing program 3: 2018/04/07 03:18:53 executing program 2: 2018/04/07 03:18:53 executing program 6: 2018/04/07 03:18:53 executing program 7: 2018/04/07 03:18:53 executing program 5: 2018/04/07 03:18:53 executing program 2: 2018/04/07 03:18:53 executing program 1: 2018/04/07 03:18:53 executing program 0: 2018/04/07 03:18:53 executing program 4: 2018/04/07 03:18:53 executing program 6: 2018/04/07 03:18:53 executing program 3: 2018/04/07 03:18:53 executing program 1: 2018/04/07 03:18:53 executing program 7: 2018/04/07 03:18:53 executing program 2: 2018/04/07 03:18:53 executing program 5: 2018/04/07 03:18:53 executing program 0: 2018/04/07 03:18:54 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='gre0\x00', 0x10) setsockopt$inet_int(r0, 0x0, 0x32, &(0x7f00009b9000)=0x1000000, 0x4) 2018/04/07 03:18:54 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x3c}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x36, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0x0, 0x0}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000100)=r0, 0x4) sendmmsg(r1, &(0x7f0000009980)=[{{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000040)='\\', 0x1}], 0x1}}], 0x1, 0x0) 2018/04/07 03:18:54 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x2011, r0, 0x0) getsockopt$inet6_int(r0, 0x29, 0xcc, &(0x7f0000000000), &(0x7f0000000000)=0x4) 2018/04/07 03:18:54 executing program 6: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f0000000000)={0x3, 'bridge0\x00'}, 0x18) ioctl(r0, 0x800000000008982, &(0x7f0000000000)) 2018/04/07 03:18:54 executing program 2: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f000045fff8)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4207, r1) waitid(0x2, r1, 0x0, 0x4, 0x0) 2018/04/07 03:18:54 executing program 0: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = getpgrp(0x0) fcntl$setownex(r0, 0xf, &(0x7f00000000c0)={0x0, r1}) bind$inet(r0, &(0x7f0000df1000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0x0, 0x20008045, &(0x7f000057f000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) fcntl$setsig(r0, 0xa, 0x17) ioctl$int_in(r0, 0x5452, &(0x7f0000000000)=0xfffffffffffffffc) sendto$inet(r0, &(0x7f0000000100)="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", 0xff7, 0x800003fff, 0x0, 0x0) 2018/04/07 03:18:54 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000600)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f00000016c0)={0x14, 0x2b, 0xffffffffffffffff, 0x0, 0x0, {0x1}}, 0x14}, 0x1}, 0x0) 2018/04/07 03:18:54 executing program 4: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000140)={0xaa}) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000140)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000fff000/0x1000)=nil, 0x1000}, 0x1}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f00000000c0)={{&(0x7f0000ffe000/0x1000)=nil, 0x1000}, 0x1}) 2018/04/07 03:18:54 executing program 7: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x1}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) poll(&(0x7f0000001080), 0x0, 0xffff) poll(&(0x7f0000001a80)=[{r1}], 0x1, 0x800) vmsplice(r2, &(0x7f00004e8000)=[{&(0x7f0000004980)=';', 0x1}], 0x1, 0x0) 2018/04/07 03:18:54 executing program 3: set_mempolicy(0x1, &(0x7f0000df8ff8), 0x459) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'bridge0\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000000c0)={r1, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) 2018/04/07 03:18:54 executing program 1: perf_event_open(&(0x7f0000723f88)={0x2, 0x70, 0xc35, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000937ff8)='./file0\x00', 0x0) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='system.posix_acl_default\x00', &(0x7f000054afec)="0200000001000000000000010400000000000000", 0x14, 0x0) 2018/04/07 03:18:54 executing program 6: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x2, &(0x7f0000000040)=0x5, 0x4) sendto$inet(r0, &(0x7f0000004000), 0x33f, 0x0, &(0x7f0000002000)={0x2, 0x4e23}, 0x10) 2018/04/07 03:18:54 executing program 2: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f000045fff8)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4207, r1) waitid(0x2, r1, 0x0, 0x4, 0x0) 2018/04/07 03:18:54 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000cab000)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-serpent-sse2\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000dc1000), 0x0) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000938ff8), 0x228, &(0x7f00005c7ff0)=[@op={0x10, 0x117, 0x3, 0x1}], 0x10}, 0x0) sendto(r1, &(0x7f0000000340)="8d85c80800e8ef4fea219de5c76d9408bbfeca0d8841e1a0c43669d9bd527f6cd4cf5b0e1b1022a2a7e5610d52e46040dba8da2803e30c7a5f0a70cb64d287dc619a69913f3e0dde5329316e64c0fe0d95ac9921955e4a0ef1e799dfffcca9c7cc72c6e2", 0x64, 0x0, 0x0, 0x0) recvmsg(r1, &(0x7f0000d2b000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f000009bf9d)=""/99, 0x63}], 0x1, &(0x7f000084bfe8)=""/24, 0x18}, 0x0) 2018/04/07 03:18:54 executing program 0: pipe(&(0x7f0000000980)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r0, &(0x7f00000001c0)=[{&(0x7f0000000080)="a2", 0x1}], 0x1, 0x0) close(r1) syz_mount_image$vfat(&(0x7f0000001800)='vfat\x00', &(0x7f0000001840)='./file0\x00', 0x0, 0xaaaaaaaaaaaab46, &(0x7f0000000440)=[{&(0x7f0000000380), 0xffffffffffffffb6}], 0x0, &(0x7f00000000c0)=ANY=[]) write(r1, &(0x7f0000000100), 0x0) [ 61.470175] device bridge0 entered promiscuous mode 2018/04/07 03:18:54 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x3c}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x36, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0x0, 0x0}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000100)=r0, 0x4) sendmmsg(r1, &(0x7f0000009980)=[{{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000040)='\\', 0x1}], 0x1}}], 0x1, 0x0) 2018/04/07 03:18:54 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x3c}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x36, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0x0, 0x0}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000100)=r0, 0x4) sendmmsg(r1, &(0x7f0000009980)=[{{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000040)='\\', 0x1}], 0x1}}], 0x1, 0x0) 2018/04/07 03:18:54 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000ed4000)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000300)=@pppoe={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'ip6tnl0\x00'}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000010c0)="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", 0x21d}], 0x1}}], 0x1, 0x0) shutdown(r0, 0x8000000002) [ 61.640205] device bridge0 left promiscuous mode 2018/04/07 03:18:54 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000080)={@empty, 0x400}, 0xfe) 2018/04/07 03:18:54 executing program 3: r0 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$setperm(0x5, r0, 0x0) keyctl$get_security(0x11, r0, &(0x7f0000000180)=""/83, 0x53) 2018/04/07 03:18:54 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x1) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2f, &(0x7f0000001fc4)={0x0, {{0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x108) 2018/04/07 03:18:54 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x3c}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x36, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0x0, 0x0}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000100)=r0, 0x4) sendmmsg(r1, &(0x7f0000009980)=[{{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000040)='\\', 0x1}], 0x1}}], 0x1, 0x0) 2018/04/07 03:18:54 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x1) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2f, &(0x7f0000001fc4)={0x0, {{0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x108) 2018/04/07 03:18:54 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001580)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(arc4-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)='\n', 0x1) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000008780)=[{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000200)="88", 0x1}], 0x1, &(0x7f0000000300)}], 0x1, 0x0) recvmsg(r1, &(0x7f0000001440)={&(0x7f0000000280)=@sco, 0x80, &(0x7f00000013c0)=[{&(0x7f00000003c0)=""/4096, 0x1000}], 0x1, &(0x7f0000001400)=""/6, 0x6}, 0x0) 2018/04/07 03:18:55 executing program 7: perf_event_open(&(0x7f0000000000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000454ff0)={0x0, 0x2710}, 0x10) accept4$ipx(r0, 0x0, &(0x7f0000242000), 0x0) 2018/04/07 03:18:55 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000540)={0x26, 'skcipher\x00', 0x0, 0x0, 'kw(aes-asm)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000000200)=[{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000900)="a7118230eef5e420406dc6a099da077d64", 0x11}], 0x1, &(0x7f0000000280)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmsg(r1, &(0x7f0000000500)={&(0x7f0000000100)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000180)=""/106, 0x6a}], 0x1, &(0x7f0000000400)=""/203, 0xcb}, 0x0) 2018/04/07 03:18:55 executing program 6: mkdir(&(0x7f000000dff6)='./control\x00', 0x0) r0 = open(&(0x7f0000039000)='./control\x00', 0x0, 0x0) mkdirat(r0, &(0x7f000002cff6)='./control\x00', 0x0) r1 = open(&(0x7f00000007c0)='./control\x00', 0x0, 0x0) renameat2(r0, &(0x7f00000008c0)='./control\x00', r1, &(0x7f0000000900)='./file0\x00', 0x4) 2018/04/07 03:18:55 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000040)={'lo\x00', &(0x7f0000000000)=@ethtool_cmd={0x19}}) 2018/04/07 03:18:55 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'rfc3686(ctr-serpent-avx)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="d179f250", 0x4) r1 = accept$alg(r0, 0x0, 0x0) recvmsg(r1, &(0x7f00001b0000)={&(0x7f00003a4fa0)=@nfc_llcp, 0x80, &(0x7f0000045000)=[{&(0x7f0000000300)=""/88, 0x58}], 0x1, &(0x7f00009f2000)=""/190, 0xbe}, 0x0) 2018/04/07 03:18:55 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x3c}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x36, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0x0, 0x0}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000100)=r0, 0x4) sendmmsg(r1, &(0x7f0000009980)=[{{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000040)='\\', 0x1}], 0x1}}], 0x1, 0x0) 2018/04/07 03:18:55 executing program 0: clock_adjtime(0x0, &(0x7f0000000180)={0xffffffffffffff01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000}) 2018/04/07 03:18:55 executing program 4: r0 = socket(0x10, 0x2, 0xc) write(r0, &(0x7f0000a6b000)="1f0000000104ff00fd4354c007110000f305010008000100010423dcffdf00", 0x1f) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write(r0, &(0x7f0000f4f000)="1f0000000104ff00fd437f0000000000f3050100080003000000fdff00ffff", 0x1f) 2018/04/07 03:18:55 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x3c}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x36, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0x0, 0x0}) sendmmsg(r0, &(0x7f0000009980)=[{{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000040)='\\', 0x1}], 0x1}}], 0x1, 0x0) 2018/04/07 03:18:55 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'rfc3686(ctr-serpent-avx)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="d179f250", 0x4) r1 = accept$alg(r0, 0x0, 0x0) recvmsg(r1, &(0x7f00001b0000)={&(0x7f00003a4fa0)=@nfc_llcp, 0x80, &(0x7f0000045000)=[{&(0x7f0000000300)=""/88, 0x58}], 0x1, &(0x7f00009f2000)=""/190, 0xbe}, 0x0) 2018/04/07 03:18:55 executing program 7: memfd_create(&(0x7f0000000200)='&}\x00', 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f000029d000)={0x10}, 0xc, &(0x7f0000402ff2)={&(0x7f0000000300)={0x14, 0xd, 0xa, 0x301}, 0x14}, 0x1}, 0x0) 2018/04/07 03:18:55 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x6) connect$inet6(r0, &(0x7f0000002fe4)={0xa}, 0x1c) sendmsg(r0, &(0x7f0000007000)={0x0, 0x0, &(0x7f0000000ff0)=[{&(0x7f000000af89)="0600", 0x2}], 0x1, &(0x7f0000026000)}, 0x2000c080) sendmsg(r0, &(0x7f000001b000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000021000)="90bcbd2acdfdc13954f877b82c75e4b5bf72bafdbd814eafbb4d", 0x1a}], 0x1}, 0x0) 2018/04/07 03:18:55 executing program 6: r0 = add_key$user(&(0x7f0000000140)='user\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a}, &(0x7f00000001c0)="cf", 0x1, 0xfffffffffffffffc) keyctl$set_timeout(0xf, r0, 0x0) 2018/04/07 03:18:55 executing program 3: seccomp(0x1, 0x3, &(0x7f0000000140)={0x1, &(0x7f0000000100)=[{0x6}]}) [ 62.771396] audit: type=1326 audit(1523071135.770:3): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=5535 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x455259 code=0x0 [ 62.803191] netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. 2018/04/07 03:18:55 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'rfc3686(ctr-serpent-avx)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="d179f250", 0x4) r1 = accept$alg(r0, 0x0, 0x0) recvmsg(r1, &(0x7f00001b0000)={&(0x7f00003a4fa0)=@nfc_llcp, 0x80, &(0x7f0000045000)=[{&(0x7f0000000300)=""/88, 0x58}], 0x1, &(0x7f00009f2000)=""/190, 0xbe}, 0x0) 2018/04/07 03:18:55 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000fb5ff0)=[{&(0x7f0000000080)="1f00000002031900000007000000068100023b0509000100010100ff3ffe58", 0x1f}], 0x1) writev(r0, &(0x7f0000000240)=[{&(0x7f0000000180)="1f0000000203193b000007000000068100023b050900020000004000020058", 0x1f}], 0x1) 2018/04/07 03:18:55 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x6) connect$inet6(r0, &(0x7f0000002fe4)={0xa}, 0x1c) sendmsg(r0, &(0x7f0000007000)={0x0, 0x0, &(0x7f0000000ff0)=[{&(0x7f000000af89)="0600", 0x2}], 0x1, &(0x7f0000026000)}, 0x2000c080) sendmsg(r0, &(0x7f000001b000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000021000)="90bcbd2acdfdc13954f877b82c75e4b5bf72bafdbd814eafbb4d", 0x1a}], 0x1}, 0x0) [ 62.840583] audit: type=1326 audit(1523071135.791:4): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=5535 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x455259 code=0x0 [ 62.874512] netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. [ 62.942087] netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. [ 62.987124] ================================================================== [ 62.994529] BUG: KMSAN: uninit-value in tcp_v6_rcv+0x86e/0x62c0 [ 63.000581] CPU: 0 PID: 5556 Comm: syz-executor2 Not tainted 4.16.0+ #81 [ 63.007413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.016761] Call Trace: [ 63.019337] [ 63.021487] dump_stack+0x185/0x1d0 [ 63.025110] ? tcp_v6_rcv+0x86e/0x62c0 [ 63.028990] kmsan_report+0x142/0x240 [ 63.032786] __msan_warning_32+0x6c/0xb0 [ 63.036850] tcp_v6_rcv+0x86e/0x62c0 [ 63.040565] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 63.045938] ? ip6_input_finish+0x805/0x2110 [ 63.050345] ? tcp_v6_early_demux+0xab0/0xab0 [ 63.054839] ip6_input_finish+0xa62/0x2110 [ 63.059085] ? ip6table_filter_hook+0xb5/0xe0 [ 63.063581] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 63.068948] ? ip6_input_finish+0x12a1/0x2110 [ 63.073440] ip6_input+0x294/0x320 [ 63.076976] ? ip6_input+0x320/0x320 [ 63.080688] ? ipv6_rcv+0x26d0/0x26d0 [ 63.084488] ipv6_rcv+0x20ec/0x26d0 [ 63.088107] ? local_bh_enable+0x40/0x40 [ 63.092171] __netif_receive_skb_core+0x47cf/0x4a80 [ 63.097181] ? rb_insert_color+0xa4/0x1300 [ 63.101417] ? kmsan_internal_memset_shadow_inline+0xd0/0xd0 [ 63.107216] ? ip6_rcv_finish+0x4d0/0x4d0 [ 63.111360] process_backlog+0x62d/0xe20 [ 63.115430] ? rps_trigger_softirq+0x2f0/0x2f0 [ 63.120010] net_rx_action+0x7c1/0x1a70 [ 63.123984] ? net_tx_action+0xab0/0xab0 [ 63.128045] __do_softirq+0x56d/0x93d [ 63.131856] do_softirq_own_stack+0x2a/0x40 [ 63.136161] [ 63.138396] __local_bh_enable_ip+0x114/0x140 [ 63.142892] local_bh_enable+0x36/0x40 [ 63.146773] ip6_finish_output2+0x1b6c/0x1f20 [ 63.151278] ip6_finish_output+0xb3f/0xc00 [ 63.155515] ip6_output+0x597/0x6c0 [ 63.159138] ? ip6_output+0x6c0/0x6c0 [ 63.162938] ? ac6_seq_show+0x200/0x200 [ 63.166912] ip6_local_out+0x573/0x640 [ 63.170801] ? __ip6_local_out+0x4f0/0x4f0 [ 63.175039] ip6_push_pending_frames+0x218/0x4d0 [ 63.179795] rawv6_sendmsg+0x4500/0x4cc0 [ 63.183862] ? kmsan_internal_unpoison_shadow+0x83/0xe0 [ 63.189225] ? rw_copy_check_uvector+0x5af/0x6c0 [ 63.193992] ? compat_rawv6_ioctl+0x30/0x30 [ 63.198306] inet_sendmsg+0x48d/0x740 [ 63.202103] ? security_socket_sendmsg+0x9e/0x210 [ 63.206948] ? inet_getname+0x500/0x500 [ 63.210920] ___sys_sendmsg+0xec0/0x1310 [ 63.214998] ? __fdget+0x4e/0x60 [ 63.218370] ? __fget_light+0x56/0x710 [ 63.222254] ? __fdget+0x4e/0x60 [ 63.225620] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 63.230983] ? __fget_light+0x6b9/0x710 [ 63.234966] SYSC_sendmsg+0x2a3/0x3d0 [ 63.238771] SyS_sendmsg+0x54/0x80 [ 63.242307] do_syscall_64+0x309/0x430 [ 63.246197] ? ___sys_sendmsg+0x1310/0x1310 [ 63.250508] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 63.255678] RIP: 0033:0x455259 [ 63.258856] RSP: 002b:00007f883c696c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.266538] RAX: ffffffffffffffda RBX: 00007f883c6976d4 RCX: 0000000000455259 [ 63.273785] RDX: 0000000000000000 RSI: 000000002001b000 RDI: 0000000000000013 [ 63.281036] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 63.288291] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 63.295544] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 63.302798] [ 63.304399] Uninit was stored to memory at: [ 63.308702] kmsan_internal_chain_origin+0x12b/0x210 [ 63.313780] kmsan_memcpy_origins+0x11d/0x170 [ 63.318249] __msan_memcpy+0x19f/0x1f0 [ 63.322124] skb_copy_bits+0x63a/0xdb0 [ 63.325996] __pskb_pull_tail+0x483/0x22e0 [ 63.330219] tcp_v6_rcv+0x81f/0x62c0 [ 63.333917] ip6_input_finish+0xa62/0x2110 [ 63.338138] ip6_input+0x294/0x320 [ 63.341669] ipv6_rcv+0x20ec/0x26d0 [ 63.345277] __netif_receive_skb_core+0x47cf/0x4a80 [ 63.350270] process_backlog+0x62d/0xe20 [ 63.354314] net_rx_action+0x7c1/0x1a70 [ 63.358273] __do_softirq+0x56d/0x93d [ 63.362047] Uninit was created at: [ 63.365574] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 63.370567] kmsan_alloc_page+0x82/0xe0 [ 63.374518] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 63.379247] alloc_pages_current+0x6b5/0x970 [ 63.383631] skb_page_frag_refill+0x3ba/0x5e0 [ 63.388099] sk_page_frag_refill+0xa4/0x340 [ 63.392396] __ip6_append_data+0x1a20/0x4bb0 [ 63.396780] ip6_append_data+0x40e/0x6b0 [ 63.400814] rawv6_sendmsg+0x2787/0x4cc0 [ 63.404854] inet_sendmsg+0x48d/0x740 [ 63.408634] ___sys_sendmsg+0xec0/0x1310 [ 63.412672] SYSC_sendmsg+0x2a3/0x3d0 [ 63.416459] SyS_sendmsg+0x54/0x80 [ 63.419987] do_syscall_64+0x309/0x430 [ 63.423866] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 63.429475] ================================================================== [ 63.436805] Disabling lock debugging due to kernel taint [ 63.442236] Kernel panic - not syncing: panic_on_warn set ... [ 63.442236] [ 63.449585] CPU: 0 PID: 5556 Comm: syz-executor2 Tainted: G B 4.16.0+ #81 [ 63.457699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.467042] Call Trace: [ 63.469611] [ 63.471744] dump_stack+0x185/0x1d0 [ 63.475350] panic+0x39d/0x940 [ 63.478530] ? tcp_v6_rcv+0x86e/0x62c0 [ 63.482403] kmsan_report+0x238/0x240 [ 63.486180] __msan_warning_32+0x6c/0xb0 [ 63.490216] tcp_v6_rcv+0x86e/0x62c0 [ 63.493909] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 63.499254] ? ip6_input_finish+0x805/0x2110 [ 63.503643] ? tcp_v6_early_demux+0xab0/0xab0 [ 63.508113] ip6_input_finish+0xa62/0x2110 [ 63.512343] ? ip6table_filter_hook+0xb5/0xe0 [ 63.516825] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 63.522171] ? ip6_input_finish+0x12a1/0x2110 [ 63.526645] ip6_input+0x294/0x320 [ 63.530172] ? ip6_input+0x320/0x320 [ 63.533880] ? ipv6_rcv+0x26d0/0x26d0 [ 63.537667] ipv6_rcv+0x20ec/0x26d0 [ 63.541272] ? local_bh_enable+0x40/0x40 [ 63.545318] __netif_receive_skb_core+0x47cf/0x4a80 [ 63.550310] ? rb_insert_color+0xa4/0x1300 [ 63.554522] ? kmsan_internal_memset_shadow_inline+0xd0/0xd0 [ 63.560299] ? ip6_rcv_finish+0x4d0/0x4d0 [ 63.564435] process_backlog+0x62d/0xe20 [ 63.568486] ? rps_trigger_softirq+0x2f0/0x2f0 [ 63.573050] net_rx_action+0x7c1/0x1a70 [ 63.577014] ? net_tx_action+0xab0/0xab0 [ 63.581069] __do_softirq+0x56d/0x93d [ 63.584858] do_softirq_own_stack+0x2a/0x40 [ 63.589154] [ 63.591372] __local_bh_enable_ip+0x114/0x140 [ 63.595851] local_bh_enable+0x36/0x40 [ 63.599730] ip6_finish_output2+0x1b6c/0x1f20 [ 63.604207] ip6_finish_output+0xb3f/0xc00 [ 63.608429] ip6_output+0x597/0x6c0 [ 63.612053] ? ip6_output+0x6c0/0x6c0 [ 63.615852] ? ac6_seq_show+0x200/0x200 [ 63.619810] ip6_local_out+0x573/0x640 [ 63.623677] ? __ip6_local_out+0x4f0/0x4f0 [ 63.627894] ip6_push_pending_frames+0x218/0x4d0 [ 63.632635] rawv6_sendmsg+0x4500/0x4cc0 [ 63.636686] ? kmsan_internal_unpoison_shadow+0x83/0xe0 [ 63.642038] ? rw_copy_check_uvector+0x5af/0x6c0 [ 63.646785] ? compat_rawv6_ioctl+0x30/0x30 [ 63.651084] inet_sendmsg+0x48d/0x740 [ 63.654877] ? security_socket_sendmsg+0x9e/0x210 [ 63.659706] ? inet_getname+0x500/0x500 [ 63.663667] ___sys_sendmsg+0xec0/0x1310 [ 63.667723] ? __fdget+0x4e/0x60 [ 63.671076] ? __fget_light+0x56/0x710 [ 63.674943] ? __fdget+0x4e/0x60 [ 63.678301] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 63.683654] ? __fget_light+0x6b9/0x710 [ 63.687615] SYSC_sendmsg+0x2a3/0x3d0 [ 63.691412] SyS_sendmsg+0x54/0x80 [ 63.694936] do_syscall_64+0x309/0x430 [ 63.698808] ? ___sys_sendmsg+0x1310/0x1310 [ 63.703107] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 63.708271] RIP: 0033:0x455259 [ 63.711438] RSP: 002b:00007f883c696c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.719119] RAX: ffffffffffffffda RBX: 00007f883c6976d4 RCX: 0000000000455259 [ 63.726378] RDX: 0000000000000000 RSI: 000000002001b000 RDI: 0000000000000013 [ 63.733629] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 63.740882] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 63.748134] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 63.755829] Dumping ftrace buffer: [ 63.759353] (ftrace buffer empty) [ 63.763033] Kernel Offset: disabled [ 63.766631] Rebooting in 86400 seconds..