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Date:   Thu, 10 Feb 2022 19:33:02 +1100
From:   Stephen Rothwell <sfr@canb.auug.org.au>
To:     Linus Torvalds <torvalds@linux-foundation.org>
Cc:     Domenico Andreoli <domenico.andreoli@linux.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Luis Chamberlain <mcgrof@kernel.org>,
        Tong Zhang <ztong0001@gmail.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linux Next Mailing List <linux-next@vger.kernel.org>
Subject: Re: linux-next: boottime warning from todays linux-next
Message-ID: <20220210193302.686fa61a@canb.auug.org.au>
In-Reply-To: <20220210184340.7eba108a@canb.auug.org.au>
References: <20220210184340.7eba108a@canb.auug.org.au>
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Hi all,

On Thu, 10 Feb 2022 18:43:40 +1100 Stephen Rothwell <sfr@canb.auug.org.au> =
wrote:
>
> My qemu boot of a powerpc pseries_le_defconfig kernel produced these
> kernel messages:
>=20
>   CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.17.0-rc3 #2
>   Call Trace:
>   [c0000000073e3a80] [c0000000007bfd40] dump_stack_lvl+0x74/0xa8 (unrelia=
ble)
>   [c0000000073e3ac0] [c00000000057e3dc] __register_sysctl_table+0x60c/0x9=
f0
>   [c0000000073e3bd0] [c000000002041170] init_fs_stat_sysctls+0x48/0x60
>   [c0000000073e3bf0] [c000000000012110] do_one_initcall+0x60/0x2d0
>   [c0000000073e3cd0] [c0000000020049f0] kernel_init_freeable+0x334/0x3dc
>   [c0000000073e3db0] [c000000000012710] kernel_init+0x30/0x1a0
>   [c0000000073e3e10] [c00000000000cd64] ret_from_kernel_thread+0x5c/0x64
>=20
> Presumably introduced by commit
>=20
>   b42bc9a3c511 ("Fix regression due to "fs: move binfmt_misc sysctl to it=
s own file"")

OK, I cannot reproduce this with just Linus' tree.  I will try to bisect.

--=20
Cheers,
Stephen Rothwell

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