kern/138880: [linux] munmap segfaults after linux_mmap2
stresstest
Alexander Best
alexbestms at math.uni-muenster.de
Tue Nov 3 16:10:04 UTC 2009
The following reply was made to PR kern/138880; it has been noted by GNATS.
From: Alexander Best <alexbestms at math.uni-muenster.de>
To: <bug-followup at FreeBSD.org>
Cc:
Subject: Re: kern/138880: [linux] munmap segfaults after linux_mmap2
stresstest
Date: Tue, 03 Nov 2009 17:01:23 +0100 (CET)
here's a linux_kdump which might show more details than truss:
1478 mmapstress08 CALL linux_mmap2(0x3e800000,0x1000,0x3,0x22,0,0)
1478 mmapstress08 RET linux_mmap2 1048576000/0x3e800000
1478 mmapstress08 CALL linux_mmap2(0x3ec00000,0x1000,0x3,0x22,0,0)
1478 mmapstress08 RET linux_mmap2 1052770304/0x3ec00000
1478 mmapstress08 CALL linux_mmap2(0x3f000000,0x1000,0x3,0x22,0,0)
1478 mmapstress08 RET linux_mmap2 1056964608/0x3f000000
1478 mmapstress08 CALL linux_mmap2(0x3f400000,0x1000,0x3,0x22,0,0)
1478 mmapstress08 RET linux_mmap2 1061158912/0x3f400000
1478 mmapstress08 CALL linux_mmap2(0x3f800000,0x1000,0x3,0x22,0,0)
1478 mmapstress08 RET linux_mmap2 1065353216/0x3f800000
1478 mmapstress08 CALL linux_mmap2(0x3fc00000,0x1000,0x3,0x22,0,0)
1478 mmapstress08 RET linux_mmap2 1069547520/0x3fc00000
1478 mmapstress08 CALL munmap(0x8050000,0x37fb0000)
1478 mmapstress08 RET munmap 0
1478 mmapstress08 PSIG SIGSEGV SIG_DFL
1478 mmapstress08 NAMI "mmapstress08.core"
alex
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