tqlost: queue 0xfffff8011756af20 started (0), hammering drain window
tqlost: not hit in ~90s (window is tiny; giving up)
tqlost: queue 0xfffff80117109348 started (0), hammering drain window
tqlost: LOST WAKEUP REPRODUCED: hammer 3 frozen (h3 15165->15165) with ta_pending=0 and task not running
---
B3     -        lt_h3
B5     tqthr    tqlost
B0     tqthr    tqlost
B2     -        lt_h2