From: mroos@linux.ee
To: Wang YanQing <udknight@gmail.com>
Cc: daniel@iogearbox.net, ast@kernel.org, davem@davemloft.net,
illusionist.neo@gmail.com, tglx@linutronix.de, mingo@redhat.com,
hpa@zytor.com, x86@kernel.org, netdev@vger.kernel.org,
Linux Kernel list <linux-kernel@vger.kernel.org>,
arnd@arndb.de
Subject: Re: [PATCH] bpf, x32: Fix regression caused by commit 24dea04767e6
Date: Sat, 28 Jul 2018 10:23:13 +0300 (EEST) [thread overview]
Message-ID: <alpine.LRH.2.21.1807281017420.16256@math.ut.ee> (raw)
In-Reply-To: <20180725164611.GA12441@udknight>
> Commit 24dea04767e6 ("bpf, x32: remove ld_abs/ld_ind")
> removed the 4 /* Extra space for skb_copy_bits buffer */
> from _STACK_SIZE, but it didn't fix the concerned code
> in emit_prologue and emit_epilogue, and this error will
> bring very strange kernel runtime errors.
>
> This patch fix it.
For the record:
Tested it on top of 4.18.0-rc6-00192-g864af0d40cdc on the affected
machine and it worked.
--
Meelis Roos (mroos@linux.ee)
prev parent reply other threads:[~2018-07-28 7:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-25 16:46 [PATCH] bpf, x32: Fix regression caused by commit 24dea04767e6 Wang YanQing
2018-07-25 16:58 ` Daniel Borkmann
2018-07-28 7:23 ` mroos [this message]
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