From: Siddhesh Poyarekar via Libc-alpha <libc-alpha@sourceware.org>
To: John Ogness <john.ogness@linutronix.de>, libc-alpha@sourceware.org
Subject: Re: [PATCH] mtrace: Fix output with PIE and ASLR [BZ #22716]
Date: Thu, 22 Jul 2021 20:49:04 +0530 [thread overview]
Message-ID: <d8059a0e-9f54-fffd-e8e5-4f70e5c4d568@sourceware.org> (raw)
In-Reply-To: <877dhis8z7.fsf@jogness.linutronix.de>
On 7/22/21 8:15 PM, John Ogness via Libc-alpha wrote:
> OK, but settings MALLOC_TRACE will cause the memory addresses to be
> stored. So it is l_addr that must be subtracted for addr2line.
I forgot to mention that you cannot subtract across two different runs
like that because they will have different base addresses due to ASLR.
Siddhesh
next prev parent reply other threads:[~2021-07-22 15:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-22 13:24 [PATCH] mtrace: Fix output with PIE and ASLR [BZ #22716] Siddhesh Poyarekar via Libc-alpha
2021-07-22 14:12 ` John Ogness via Libc-alpha
2021-07-22 14:31 ` Siddhesh Poyarekar via Libc-alpha
2021-07-22 14:45 ` John Ogness via Libc-alpha
2021-07-22 15:17 ` Siddhesh Poyarekar via Libc-alpha
2021-07-22 15:19 ` Siddhesh Poyarekar via Libc-alpha [this message]
2021-08-11 7:41 ` [PING][PATCH] " Siddhesh Poyarekar via Libc-alpha
2021-08-12 4:15 ` [PATCH] " DJ Delorie via Libc-alpha
2021-08-12 4:33 ` Siddhesh Poyarekar via Libc-alpha
2021-08-12 4:35 ` DJ Delorie via Libc-alpha
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