# https://syzkaller.appspot.com/bug?id=f9e1639c36b944b467c0ceb7bd13491049e2cdd9
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"threaded":true,"repeat":true,"procs":6,"slowdown":1,"sandbox":"none","tun":true,"netdev":true,"resetnet":true,"cgroups":true,"binfmt_misc":true,"close_fds":true,"vhci":true,"sysctl":true,"tmpdir":true,"segv":true}
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c40, 0x14002, 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, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mount(0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000400)='./file1\x00', 0x0)
mkdir(&(0x7f0000000640)='./bus\x00', 0x0)
syz_mount_image$ubifs(0x0, &(0x7f0000000580)='./bus/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000180)='./file0\x00', 0x0)
mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000240)=ANY=[@ANYBLOB='lowerdir=.:file0'])
mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0'])
chdir(&(0x7f0000000540)='./bus\x00')
rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00')
mkdir(&(0x7f0000000300)='./bus\x00', 0x0)
lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f00000008c0)={{}, {}, [], {}, [{}], {0x10, 0x5}}, 0x2c, 0x0)