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List:       openbsd-misc
Subject:    Re: privileged instruction fault trap for pf_tabladdr_setup
From:       David Newman <dnewman () networktest ! com>
Date:       2022-02-25 19:30:12
Message-ID: 28862a73-970a-35b8-39b2-d4c51a131439 () networktest ! com
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Update: Reinstalling the OS and reapplying all patches cleared this 
issue. I can't explain why security fix 3 previously horked this system.

dn


On 2/23/22 7:04 PM, David Newman wrote:
> OpenBSD 7.0 GENERIC#3 i386, running as a VM on VMware vSphere 5.5
> 
> After applying a security fix through syspatch, this system failed on 
> reboot with the error:
> 
> kernel: privileged instruction fault trap, code=0
> Stopped at:     pf_tabladdr_setup:
> 
> Links to trace and ps info below. Thanks in advance for clues on 
> reviving this machine.
> 
> There are other fault trap threads in the misc archive, but I found none 
> about pf_tabladdr_setup.
> 
> Some other threads suggesting underlying hardware problems. This is 
> certainly possible but there are other VMs running OK on this host, and 
> the host logs don't indicate any disk or memory trouble.
> 
> FWIW I used this machine for years, at least back into the OpenBSD 5.x 
> days, and have upgraded all along without issue.
> 
> Here is the ddb trace:
> 
> ddb> trace
> pf_tabladdr_setup(d0e95da8,d1dfaf58) at pf_tabladdr_setup
> pfioctl(4900,ccc84404,d1b26000,3,d19b1980) at pfioctl+0x4028
> spec_ioctl(f3ac7734) at spec_ioctl+0x4c
> VOP_IOCTL(d19919e4,ccc84404,d1b26000,d19b1980) at VOP_IOCTL+0x53
> vn_ioctl(d19bbc60,ccc84404,d1b26000,d19b1980) at vn_ioctl+0x4f
> sys_ioctl(d19b1980,f3ac78f0,f3ac78e8) at sys_ioctl+0x240
> syscall(f3ac7930) at syscall+0x2cd
> Xsyscall_untramp() at Xsyscall_untramp+0xa9
> end of kernel
> 
> Unfortunately I can't copy/paste the output of 'ps' but I've posted 
> screen captures of trace and ps here:
> 
> https://ibb.co/WP4R58D
> 
> https://ibb.co/9ZCNdd5
> 
> Thanks again.
> 
> dn
> 
> 
> 

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