linux-kernel - Re: [mm] c566586818: BUG:kernel_hang_in_early-boot_stage,last_printk:Probing_EDD(edd=off_to

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20200821010132.GC4622@lca.pw>
Date:   Thu, 20 Aug 2020 21:01:33 -0400
From:   Qian Cai <cai@....pw>
To:     kernel test robot <rong.a.chen@...el.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Matthew Wilcox <willy@...radead.org>,
        Michal Hocko <mhocko@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org
Subject: Re: [mm] c566586818:
 BUG:kernel_hang_in_early-boot_stage,last_printk:Probing_EDD(edd=off_to_disable)...ok

On Tue, Aug 18, 2020 at 08:23:51AM +0800, kernel test robot wrote:
> Greeting,
> 
> FYI, we noticed the following commit (built with gcc-9):
> 
> commit: c5665868183fec689dbab9fb8505188b2c4f0757 ("mm: kmemleak: use the memory pool for early allocations")

I might see one of those early boot failure before. In my case, the bare-metal
system was reset. Can you try to narrow down to a smaller
CONFIG_DEBUG_KMEMLEAK_MEM_POOL_SIZE (assume 0 works if your bisecting was
correct) that works?