snip >>> >>> every time nr_pending is 1 bigger then (nr_queued + 1), so seems we >>> forgot to increase nr_queued somewhere? >>> >>> I've noticed (commit ccfc7bf1f09d61)raid1: include bio_end_io_list in >>> nr_queued to prevent freeze_array hang. Seems it fixed similar bug. >>> >>> Could you give your suggestion? >>> >> Sorry, forgot to mention kernel version is 4.4.28 > > This commit is Cced to stable@xxxxxxxxxxxxxxx for v4.3+, do you use a > stable kernel or a distribution with 4.4.28 kernel ? > > Coly > > Hi Coly, I'm using Debian8 with 4.4.28 kernel. Best, -- Jinpu Wang Linux Kernel Developer ProfitBricks GmbH Greifswalder Str. 207 D - 10405 Berlin Tel: +49 30 577 008 042 Fax: +49 30 577 008 299 Email: jinpu.wang@xxxxxxxxxxxxxxxx URL: https://www.profitbricks.de Sitz der Gesellschaft: Berlin Registergericht: Amtsgericht Charlottenburg, HRB 125506 B Geschäftsführer: Achim Weiss -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html