"Failed to open shared NT handle" warning spam in Warcraft III Reforged

After updating wine-staging from 11.6 to 11.11, Warcraft III Reforged started flooding stderr with

warn:  DxvkMemoryAllocator::createImageResource: Failed to open shared NT handle

It prints continuously the whole time the game menu is open. Sitting in the menu for about a minute produces ~1500 lines.

Software information

W3 reforged launched with -graphicsapi Direct3D11, borderless windowed fullscreen. No mods. vsync off, frame cap via dxvk.conf.

System information

• GPU: AMD Radeon RX 6950 XT
• Driver: Mesa 26.1.3 (RADV NAVI21)
• Wine version: wine-staging 11.11
• DXVK version: master, built from git (commit ba5ae90e0)

Log files

wc3.log