openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x7fffffff)
ioctl$EXT4_IOC_MIGRATE(r1, 0x6609)
BUG: memory leak
unreferenced object 0xffff888040693800 (size 512):
  comm "syz-executor.7", pid 7005, jiffies 4295521379 (age 21.453s)
  hex dump (first 32 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
    ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................
  backtrace:
    [<000000000a4a9e78>] do_seccomp+0x2d5/0x27e0
    [<000000002e60155e>] do_syscall_64+0x3b/0x90
    [<000000004fbd0139>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: leak checking failed