syz_open_procfs$namespace(0x0, 0x0) r0 = ioctl$NS_GET_PARENT(0xffffffffffffffff, 0xb702, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 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, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = add_key$keyring(&(0x7f0000000780), &(0x7f0000000100)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$unlink(0x9, r1, 0xfffffffffffffffd) r2 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) ioctl$NS_GET_USERNS(r0, 0xb701, 0x0) keyctl$KEYCTL_MOVE(0x1e, r2, 0x0, 0xfffffffffffffffb, 0x0) request_key(0x0, 0x0, 0x0, 0x0) accept4$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000140)=0x14, 0x0) r3 = add_key$keyring(&(0x7f00000002c0), &(0x7f0000000300)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffd) add_key(&(0x7f00000000c0)='dns_resolver\x00', &(0x7f0000000100)={'syz', 0x2}, &(0x7f0000000340)="a432c3efc1edfab7037255db440500824001767ee5522ccc6b4a4c358e2f414cae835269010f99ea715885731fa8ad0600", 0x31, r3) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000500)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd, 0x0, 0x0, 0x0, {0x1a2}}, 0x20)