# https://syzkaller.appspot.com/bug?id=1b5b608011e71ffbba62f5686c2c7682c8371383
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{Threaded:true Collide:true Repeat:false Procs:1 Sandbox:namespace Fault:false FaultCall:-1 FaultNth:0 EnableTun:true UseTmpDir:true HandleSegv:true WaitRepeat:true Debug:false Repro:false}
r0 = getpgrp(0xffffffffffffffff)
perf_event_open(&(0x7f0000c01000-0x78)={0x2, 0x78, 0xdf, 0x0, 0x0, 0x100000000, 0x0, 0x7f, 0x0, 0x0, 0xfe, 0x2, 0x0, 0x0, 0x0, 0x40000000000000, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
syz_open_dev$mice(&(0x7f00007c2000-0x10)="2f6465762f696e7075742f6d69636500", 0x0, 0x4004005)
gettid()
r1 = semget(0x0, 0x2, 0x270)
semctl$IPC_INFO(r1, 0x0, 0x3, &(0x7f00001b7000-0x5b)="")
getsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000fde000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000f7e000-0x4)=0xb)
mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
geteuid()
lstat(&(0x7f000049b000-0x8)="2e2f66696c653000", &(0x7f000028c000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000a3a000-0x8)={0x0, 0x0})
socket$llc(0x1a, 0x3, 0x0)
setsockopt$inet_sctp_SCTP_AUTH_KEY(0xffffffffffffffff, 0x84, 0x17, &(0x7f0000a4b000)={0x0, 0x9, 0x0, ""}, 0x8)
sendmsg$alg(0xffffffffffffffff, &(0x7f00007fb000-0x38)={0x0, 0x0, &(0x7f0000942000-0x40)=[{&(0x7f000050c000)="", 0x0}, {&(0x7f000036b000-0xae)="", 0x0}, {&(0x7f0000878000-0x61)="", 0x0}, {&(0x7f000020f000)="", 0x0}], 0x4, &(0x7f0000942000-0x48)=[], 0x0, 0x40}, 0x80)
ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff)
mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
openat(0xffffffffffffff9c, &(0x7f000000d000-0x8)="2e2f66696c653000", 0x1, 0x49)
getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000829000-0xf4)={0x0, 0x0, ""}, &(0x7f0000743000)=0x8)
ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, &(0x7f0000476000-0x4)=0x2)
prctl$intptr(0x4, 0x1)
prctl$setname(0xf, &(0x7f0000c59000)="7a6e6c00070025")
pipe(&(0x7f0000a29000-0x8)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
r4 = syz_open_dev$vcsn(&(0x7f0000ed2000)="2f6465762f7663732300", 0x10001, 0x3fd)
r5 = perf_event_open(&(0x7f0000fa0000)={0x2, 0x78, 0xde, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000538000-0x4)=<r6=>0x0)
ioctl$TIOCSPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000da1000)=r6)
openat$sequencer2(0xffffffffffffff9c, &(0x7f00004ab000)="2f6465762f73657175656e6365723200", 0x7fff, 0x0)
socket$bt_rfcomm(0x1f, 0xffffffdffffffffc, 0x3)
r7 = socket$inet6(0xa, 0x803, 0xff)
sendmmsg(r7, &(0x7f0000a0d000-0x40)=[{{&(0x7f000056a000-0x80)=@generic={0x0, "00ffee00000085b0c5f5e03a4ba94187e30d9d720c5a4df7c7ce0454a44316f6b7b53d2e1c3eeca7900cfc36c6702ce627b42dceb5d7430c8e348da438716f77929a21ccc664e45882107d809fb938fb85712a7785898c357f8286caf708275e3840caa83d013e19acbfd35780fb56bd412f4d803c176a7747259d28adb2"}, 0x80, &(0x7f00000ea000)=[{&(0x7f00008c6000)="", 0x0}, {&(0x7f0000e5e000)="", 0x0}, {&(0x7f0000088000)="", 0x0}, {&(0x7f0000b14000-0x99)="", 0x0}, {&(0x7f000034d000)="", 0x0}, {&(0x7f0000c5e000-0xca)="eb5a3c58064f3127d521ad82ecb61ea6f36dbd06a3db4f4aa4609a8a8b6e606c889be3727e5ef5655eea199403be8e924809e63bbf04665595987ed4e473131842c6e45c97ad545aae7ef47e1805c6d1224ce8f0ac2d4294c06606eee268830a730f2f0f69f157914826ca57a3d4fb61d03c5e5a081c0b28a18982280b3f3d7e423b81df4d144d1a6bffc7eeca03ccad355e43efc0fe53a834a844072611a3b355f8198ff350e98a9a656b8951ef10c5a9908a9f35eee9c5243a2605c4b9471b180ad61bfc2c5ebda88f", 0xca}], 0x6, &(0x7f0000acb000)=[{0x10, 0x110, 0x0, ""}, {0x10, 0x115, 0x77f, ""}, {0x10, 0x11c, 0x1, ""}, {0x10, 0x115, 0xf2, ""}, {0xe0, 0x114, 0x9, "eec56616010449bac5b44478818ae2901b8931b8cd8286ee57cacd34fee54f7a19c206bda99e552a31f9dd47433775cb893a567771621b994deedc2bf3e67fd8f330c27738f645c68f22b9b481f15bc574bc58114e6ec9a84bcb5fd663848e90a53f47cd462d96a33da2f080f140546e26c569781e7cdd130c0b99387c27112066a93e9c9bc2d95dfe2e6b61bba884e2f0b36c696049e82e49b2ad26179cd76c7f5cbc069a7d31add48b57e898c0193fa4bf15e29eb65ba324c5d379c4ddc00385b5b9e22cc0e2bcd3"}, {0x10, 0x0, 0x2, ""}], 0x6, 0xfffffffffffffffe}, 0x0}], 0x1, 0x0)
splice(r5, 0x0, r3, 0x0, 0x100000000, 0x4)
splice(r2, 0x0, r4, 0x800000, 0xfffffdff, 0x0)
socket$bt_bnep(0x1f, 0x3, 0x4)
syz_open_dev$sg(&(0x7f0000008000-0x9)="2f6465762f73672300", 0x0, 0x0)