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kern/48464: ping localhost causes a kernel panic
>Number: 48464
>Category: kern
>Synopsis: ping localhost causes a kernel panic
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Fri Dec 20 13:40:00 +0000 2013
>Originator: pooka%iki.fi@localhost
>Release: HEAD 201312171040Z/amd64
>Organization:
>Environment:
>Description:
>How-To-Repeat:
python anita interact
http://nyftp.netbsd.org/pub/NetBSD-daily/HEAD/201312171040Z/amd64/
[...]
# ping localhost
PING localhost (127.0.0.1): 64 data bytes
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff80269787 cs 8 rflags 206 cr2 fffffe8040000000
ilevel 4 rsp fffffe80014a4bb8
curlwp 0xfffffe8007f2b420 pid 0.3 lowest kstack 0xfffffe80014a1000
kernel: page fault trap, code=0
Stopped in pid 0.3 (system) at netbsd:cpu_in_cksum+0xa7: movl 4(%rbx),
%eax
db{0}> tr
cpu_in_cksum() at netbsd:cpu_in_cksum+0xa7
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff802898f3 cs 8 rflags 246 cr2 a9e8 ilevel 8 rsp
fffffe80014a3f40
curlwp 0xfffffe8007f2b420 pid 0.3 lowest kstack 0xfffffe80014a1000
kernel: page fault trap, code=0
Faulted in DDB; continuing...
db{0}>
>Fix:
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