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Date:      Tue, 25 Feb 2014 00:29:47 +0700
From:      Eugene Grosbein <eugen@grosbein.net>
To:        Dmitry Sivachenko <trtrmitya@gmail.com>
Cc:        stable@freebsd.org
Subject:   Re: fsck dumps core
Message-ID:  <530B818B.3070209@grosbein.net>
In-Reply-To: <B29DB355-E684-47BA-814C-DE2E4136A07E@gmail.com>
References:  <417919B7-C4D7-4003-9A71-64C4C9E73678@gmail.com> <530B7A20.7010504@grosbein.net> <B29DB355-E684-47BA-814C-DE2E4136A07E@gmail.com>

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On 25.02.2014 00:19, Dmitry Sivachenko wrote:

>>> mmap(0x0,-1119879168,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,-1,0x0) ERR#12 'Cannot allocate memory'
>>> SIGNAL 11 (SIGSEGV)

> # limits -a
> Resource limits (current):
>   cputime              infinity secs
>   filesize             infinity kB
>   datasize             33554432 kB
>   stacksize              524288 kB
>   coredumpsize         infinity kB
>   memoryuse            infinity kB
>   memorylocked         infinity kB
>   maxprocesses            26946
>   openfiles              140000
>   sbsize               infinity bytes
>   vmemoryuse           infinity kB
>   pseudo-terminals     infinity
>   swapuse              infinity kB

-1119879168 looks like some kind of 32bit overflow for me.






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