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  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]
Date:   Tue, 26 Mar 2019 07:52:07 -0600
From:   William Kucharski <>
To:     Meelis Roos <>
Cc:     LKML <>,
Subject: Re: CONFIG_DEBUG_VIRTUAL breaks boot on x86-32

Does this still happen on 5.1-rc2?

Do you have idea as to what max_low_pfn() gets set to on your system at boot time?

From the screen shot I'm guessing it MIGHT be 0x373fe, but it's hard to know for sure.

> On Mar 21, 2019, at 2:22 PM, Meelis Roos <> wrote:
> I tried to debug another problem and turned on most debug options for memory.
> The resulting kernel failed to boot.
> Bisecting the configurations led to CONFIG_DEBUG_VIRTUAL - if I turned it on
> in addition to some other debug options, the machine crashed with
> kernel BUG at arch/x86/mm/physaddr.c:79!
> Screenshot at
> The machine was Athlon XP with VIA KT600 chipset and 2G RAM.
> -- 
> Meelis Roos <>

Powered by blists - more mailing lists