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Re: kern/49412: npf reload triggers panic



The following reply was made to PR kern/49412; it has been noted by GNATS.

From: Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>
To: kardel%netbsd.org@localhost
Cc: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost,
 gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/49412: npf reload triggers panic
Date: Sun, 23 Nov 2014 19:36:39 +0000

 kardel%netbsd.org@localhost wrote:
 > System: NetBSD gateway.kardel.name 7.99.1 NetBSD 7.99.1 (GATEWAY) #3: Sun
 > Nov 23 12:22:30 CET 2014
 > xxx@xxx:/fs/raid1a/src/NetBSD/cur/src/obj.amd64/sys/arch/amd64/compile/GATEWAY
 > amd64 Architecture: x86_64 Machine: amd64
 > >Description:
 > 	Using /etc/rc.d/npf reload will trigger a panic
 > gateway# /etc/rc.d/npf reload
 > Reloading NPF ruleset.
 > gateway# fatal page fault in supervisor mode
 > trap type 6 code 0 rip ffffffff813c1702 cs 8 rflags 10202 cr2
 > ffff800003b75044 ilevel 4 rsp fffffe80439e4bf8 curlwp 0xfffffe807fd11420
 > pid 0.3 lowest kstack 0xfffffe80439e12c0 panic: trap
 > cpu0: Begin traceback...
 > vpanic() at netbsd:vpanic+0x13c
 > snprintf() at netbsd:snprintf
 > startlwp() at netbsd:startlwp
 > alltraps() at netbsd:alltraps+0x9e
 > npf_packet_handler() at npf:npf_packet_handler+0x1ad
 > pfil_run_hooks() at netbsd:pfil_run_hooks+0xc4
 > ip_output() at netbsd:ip_output+0x3ed
 > ip_forward() at netbsd:ip_forward+0x18c
 > ipintr() at netbsd:ipintr+0xcb7
 > softint_dispatch() at netbsd:softint_dispatch+0xd3
 > DDB lost frame for netbsd:Xsoftintr+0x4f, trying 0xfffffe80439e4ff0
 > Xsoftintr() at netbsd:Xsoftintr+0x4f
 
 Can you objdump -D your kernel image to see what is at
 npf_packet_handler+0x1ad ?
 
 Thanks.
 
 -- 
 Mindaugas
 


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