r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x442, 0x8, 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, 0x10000, 0x0, @perf_config_ext={0xa}, 0x0, 0x0, 0x0, 0x3, 0x1, 0x40, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f00000000c0)={0x0, <r1=>0x0})
r2 = syz_open_procfs(r1, &(0x7f0000000000)='mounts\x00')
readv(r2, &(0x7f0000001600)=[{&(0x7f00000004c0)=""/4096, 0x1000}], 0x1)
r3 = syz_open_procfs(0x0, &(0x7f0000000280)='fd/4\x00')
ioctl$FIONREAD(r3, 0x6801, 0x0)
ioctl$FIONREAD(r0, 0x541b, &(0x7f0000001980))
syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
mount$9p_unix(&(0x7f0000000140)='./file0/../file0\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x53000, 0x0)
ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f0000000040))
openat(0xffffffffffffff9c, &(0x7f0000000340)='./file0\x00', 0x400cc0, 0xa6)
preadv(0xffffffffffffffff, 0x0, 0x0, 0x401, 0x0)
stat(0x0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, <r4=>0x0})
setresuid(0xffffffffffffffff, r4, 0x0)
mount$9p_fd(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f00000002c0), 0x300020, &(0x7f0000000380)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB="2c77000bfe653e231cab2c49711c000022d45d03", @ANYRESHEX=r3, @ANYBLOB=',msize=0x000000000000007e,access=any,uid=', @ANYRESDEC=0x0, @ANYBLOB=',dont_hash,seclabel,fscontext=sysadm_u,fowner=', @ANYRESDEC=r4, @ANYBLOB=',audit,\x00'])