Re: port-xen/47720 (Kernel Panic on dom0 shutdown or reboot when using RAIDframe)

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR port-xen/47720; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: Andreas Gustafsson <gson%gson.org@localhost>
Cc: gnats-bugs%NetBSD.org@localhost
Subject: Re: port-xen/47720 (Kernel Panic on dom0 shutdown or reboot when
 using RAIDframe)
Date: Sat, 10 Jan 2015 18:08:32 +0100

 On Sat, Jan 10, 2015 at 06:47:20PM +0200, Andreas Gustafsson wrote:
 > Here's the console output from one of my panics:
 > 
 >   # halt -p
 >   Jan 10 16:29:54  halt: halted by root
 >   Jan 10 16:29:54  syslogd[140]: Exiting on signal 15
 >   syncing disks... done
 >   cd0: detached
 >   atapibus0: detached
 >   atabus1: detached
 >   makphy0: detached
 >   wm0: detached
 >   pchb0: detached
 >   fatal page fault in supervisor mode
 >   trap type 6 code 0 rip ffffffff801dbf78 cs e030 rflags 202 cr2  ffffa0000c3d00c0 cpl 6 rsp ffffa0000dd306d0
 >   Skipping crash dump on recursive panic
 >   panic: trap
 >   cpu0: Begin traceback...
 >   printf_nolog() at netbsd:printf_nolog
 >   startlwp() at netbsd:startlwp
 >   alltraps() at netbsd:alltraps+0x9f
 >   Xresume_xenev6() at netbsd:Xresume_xenev6+0x47
 >   --- interrupt ---
 >   Xspllower() at netbsd:Xspllower+0xe
 >   VOP_STRATEGY() at netbsd:VOP_STRATEGY+0x54
 >   wapbl_doio() at netbsd:wapbl_doio+0x9f
 >   wapbl_buffered_flush() at netbsd:wapbl_buffered_flush+0x3b
 >   wapbl_write_commit() at netbsd:wapbl_write_commit+0x23
 >   wapbl_flush() at netbsd:wapbl_flush+0x4cd
 >   ffs_flushfiles() at netbsd:ffs_flushfiles+0xf5
 >   ffs_unmount() at netbsd:ffs_unmount+0x3f
 >   dounmount() at netbsd:dounmount+0x9c
 >   vfs_unmount_forceone() at netbsd:vfs_unmount_forceone+0x63
 >   cpu_reboot() at netbsd:cpu_reboot+0x147
 >   sys_reboot() at netbsd:sys_reboot+0x73
 >   syscall() at netbsd:syscall+0xc4
 >   cpu0: End traceback...
 >   wd0: flush cache command didn't complete
 >   rebooting...
 > 
 > In an earlier mail, Manuel Bouyer asked:
 > > BTW, what is event 6 mapped to on your system ?
 > 
 > What commands should I run to determine that?
 
 dmesg | egrep 'event channel 6'
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --