Hi Thomas, On Wed, Oct 21, 2026 at 07:34:28AM +0000, Thomas MISCHLER - API AND YOU wrote: > Control: tags -1 - moreinfo > Control: forwarded -1 > https://lore.kernel.org/stable/patp264mb48180d3dff94fb287d09ce64e0...@patp264mb4818.frap264.prod.outlook.com/ > Control: retitle -1 linux-image-6.12.113+deb13-amd64: kswapd NULL pointer > dereference in list_lru_add() (workingset_update_node), system freeze > > Hi Salvatore, > > It reproduces on a pristine 6.12.113 from kernel.org, and it turns out > it was already reported upstream on 2 October in a stable@ thread. Our > test results (pristine kernel, revert of ad812805fea7, and the 6.12 > backport of aca1f2d5de17 + 62e72d2cf702 that the stable maintainers > asked for) are in our reply there, also copied to this bug: > https://lore.kernel.org/stable/patp264mb48180d3dff94fb287d09ce64e0...@patp264mb4818.frap264.prod.outlook.com/ > > aca1f2d5de17 is in 6.18.56; 6.12.y, 6.6.y and 6.1.y are waiting for > tested backports. Bookworm is likely affected too: 6.1.188+ carries the > same xarray change without the fix (code reading, not tested).
Thank you for that. Regards, Salvatore

