criu-dev fails with "Can't dump page with parasite" in runc ci

[kolyshkin]

We're testing criu-dev as part of runc ci. It appears to fail now.

Here's criu version output:

Version: 4.2
GitID: 78a7120

Here's the failure (from https://github.com/opencontainers/runc/actions/runs/23871278688/job/69603647307?pr=5212) runc CI job:

=== RUN   TestCheckpoint
time="2026-04-01T21:18:58Z" level=warning msg="--- Quoting \"/tmp/TestCheckpoint3042148804/003/criu/dump.log\""
time="2026-04-01T21:18:58Z" level=warning msg="718:(00.016747) page-xfer: \tbuf 2/1"
time="2026-04-01T21:18:58Z" level=warning msg="719:(00.016748) page-xfer: \tp 0x7faf03233000 - 0x7faf03235000"
time="2026-04-01T21:18:58Z" level=warning msg="720:(00.016755) page-xfer: \tbuf 3/1"
time="2026-04-01T21:18:58Z" level=warning msg="721:(00.016758) page-xfer: \th 0x7faf0323b000 [2]"
time="2026-04-01T21:18:58Z" level=warning msg="722:(00.016759) page-xfer: Checking 0x7faf0323b000 - 0x7faf0323d000 hole"
time="2026-04-01T21:18:58Z" level=warning msg="723:(00.016761) Error (criu/page-xfer.c:299): page-xfer: Missing 7faf0323b000 in parent pagemap"
time="2026-04-01T21:18:58Z" level=warning msg="724:(00.016764) Error (criu/page-xfer.c:344): page-xfer: Hole 0x7faf0323b000 - 0x7faf0323d000 not found in parent"
time="2026-04-01T21:18:58Z" level=warning msg="725:(00.016777) page-pipe: Killing page pipe"
time="2026-04-01T21:18:58Z" level=warning msg="726:(00.016798) ----------------------------------------"
time="2026-04-01T21:18:58Z" level=warning msg="727:(00.016799) Error (criu/mem.c:718): Can't dump page with parasite"
time="2026-04-01T21:18:58Z" level=warning msg=...
time="2026-04-01T21:18:58Z" level=warning msg="768:(00.017086) net: Unlock network"
time="2026-04-01T21:18:58Z" level=warning msg="769:(00.017089) Running network-unlock scripts"
time="2026-04-01T21:18:58Z" level=warning msg="770:(00.017091) \tRPC"
time="2026-04-01T21:18:58Z" level=warning msg="771:(00.047729) Unfreezing tasks into 1"
time="2026-04-01T21:18:58Z" level=warning msg="772:(00.047748) \tUnseizing 15096 into 1"
time="2026-04-01T21:18:58Z" level=warning msg="773:(00.047785) Error (criu/cr-dump.c:2130): Dumping FAILED."
time="2026-04-01T21:18:58Z" level=warning msg=---
    checkpoint_test.go:113: criu failed: type DUMP errno 0
--- FAIL: TestCheckpoint (0.28s)

This might be a dud though but I feel like I need to report it.