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Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1
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From: |
Andreas Schwab |
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Subject: |
Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c |
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Date: |
Mon, 04 Oct 2021 17:08:31 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
On Okt 04 2021, Chet Ramey wrote:
> Nope, I don't buy that as the reason. xfree (name of function) and xfree(x)
> (macro defined in xmalloc.h) are not the same thing.
That's exactly the problem. You cannot pass the return value from
sh_xmalloc to xfree, only sh_xfree.
> and everything works correctly.
Nope, it's undefined behaviour, as pointed out by valgrind.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
"And now for something completely different."
- Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Julien Moutinho, 2021/10/04
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Andreas Schwab, 2021/10/04
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Chet Ramey, 2021/10/04
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Andreas Schwab, 2021/10/04
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Chet Ramey, 2021/10/04
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c,
Andreas Schwab <=
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Chet Ramey, 2021/10/04
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Andreas Schwab, 2021/10/04
- Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Chet Ramey, 2021/10/04
Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Julien Moutinho, 2021/10/04
Re: Using systemd-249's libnss_systemd.so.2 triggers a crash in bash-5.1's malloc.c, Chet Ramey, 2021/10/04