# https://syzkaller.appspot.com/bug?id=45591ae3053c59fb50169401fb61cb596735f9d1 # See https://goo.gl/kgGztJ for information about syzkaller reproducers. #{Threaded:true Collide:true Repeat:true Procs:1 Sandbox:namespace Fault:false FaultCall:-1 FaultNth:0 EnableTun:true UseTmpDir:true HandleSegv:true WaitRepeat:true Debug:false Repro:false} r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = dup2(r0, r0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000040fe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_ADD_STREAMS(0xffffffffffffffff, 0x84, 0x79, &(0x7f00008ea000-0x4)=0x1, 0x4) syz_emit_ethernet(0x7a, &(0x7f0000b0b000-0x8e)={@random="efad01006da7", @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x6c, 0x0, 0x0, 0x0, 0x1, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @icmp=@dest_unreach={0x3, 0x4, 0x0, 0x0, 0x0, 0x0, {0x14, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000001, 0x0, @empty=0x0, @remote={0xac, 0x14, 0x0, 0xbb}, {[@lsrr={0x83, 0x17, 0x0, [@multicast1=0xe0000001, @multicast2=0xe0000002, @multicast1=0xe0000001, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}]}, @timestamp={0x44, 0x4, 0x0, 0x0, 0x0, []}, @ssrr={0x89, 0x1b, 0x0, [@multicast2=0xe0000002, @rand_addr=0x0, @local={0xac, 0x14, 0x0, 0xaa}, @multicast1=0xe0000001, @local={0xac, 0x14, 0x0, 0xaa}, @remote={0xac, 0x14, 0x0, 0xbb}]}, @noop={0x1}, @generic={0x89, 0x2, ""}]}}, ""}}}}}, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000afa000-0xa4)=[@in6={0xa, 0x3, 0x9bc, @loopback={0x0, 0x1}, 0x7fffffff}, @in={0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x800, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x3}, @in={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x3, @rand_addr=0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @rand_addr=0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x5, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xc2}], 0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fsync(r1) ioctl$KVM_HAS_DEVICE_ATTR(0xffffffffffffffff, 0x4018aee3, &(0x7f0000473000-0x18)={0x0, 0x101, 0xfffffffffffff001, &(0x7f00008ca000)=0x0}) ioctl$sock_inet_SIOCSIFPFLAGS(0xffffffffffffffff, 0x8934, &(0x7f0000e26000)={@common="62637368300000000000000000000000", @ifru_addrs={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) r2 = syz_open_dev$sg(&(0x7f0000430000-0x9)="2f6465762f73672300", 0xc37d, 0x100ff9) setsockopt$netlink_NETLINK_PKTINFO(0xffffffffffffffff, 0x10e, 0x3, &(0x7f0000243000-0x4)=0x4000000000003, 0x4) ioctl$DRM_IOCTL_ADD_BUFS(r2, 0xc0206416, &(0x7f000083f000-0x20)={0x1, 0x2, 0x7, 0x9, 0x11, 0x105}) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0x22, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000ab0000)={0x0, 0x0}, 0x200000800) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f0000951000)={0x0, 0x8, 0xfffffffffffffcba, 0x40, 0x80000000, 0x2}, &(0x7f00002ca000)=0x14) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f00009c2000-0x9)="2f6465762f6b766d00", 0x101000, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) r5 = eventfd2(0x53d8, 0x0) r6 = eventfd2(0x20000000000, 0x0) ioctl$KVM_IRQFD(r4, 0x4020ae76, &(0x7f0000227000)={r5, 0x0, 0x0, r6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$KVM_IRQFD(r4, 0x4020ae76, &(0x7f0000d5c000)={r5, 0x0, 0x1, r6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})