r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x4, 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, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2)
ftruncate(r0, 0x1000003)
ioctl$FS_IOC_FSSETXATTR(0xffffffffffffffff, 0x40086602, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0xc02, 0x0)
write$binfmt_elf64(r1, &(0x7f0000000a00)=ANY=[], 0x98a)
readv(r1, &(0x7f0000000100)=[{&(0x7f0000001340)=""/4096, 0x1000}], 0x1)
r2 = openat$ptmx(0xffffffffffffff9c, 0x0, 0xc02, 0x0)
fcntl$setflags(r2, 0x2, 0x0)
mount$9p_fd(0x0, &(0x7f0000000140)='./file1\x00', &(0x7f00000002c0), 0x480, &(0x7f0000000500)=ANY=[@ANYBLOB='t', @ANYRESHEX, @ANYBLOB=',wfd', @ANYRES32=r2])
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x1f)
open_tree(0xffffffffffffffff, &(0x7f00000000c0)='./mnt\x00', 0x9001)
getpid()
unshare(0x40000000)