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Re: -current Kernel crash with new openssh's sshd on cobalt qube2



Wow.

I haven't had a chance to upgrade my systems yet, but what version
were you running prior?

Do any other connections cause a crash?

-=erik.


On 4/7/08, Markus W Kilbinger <mk%kilbi.de@localhost> wrote:
> Hi!
>
>  Today I've cross compiled / upgraded a new kernel and userland of
>  today's -current sources for my cobalt qube2, so it contained the
>  newly imported openssh stuff.
>
>  After rebooting the qube, which went fine, I can reproducibly crash
>  the machine by simply trying to connect via ssh:
>
>   NetBSD 4.99.58 (QUBE) #0: Mon Apr  7 14:34:52 MEST 2008
>           root@qie:/usr/src/sys/arch/cobalt/compile/QUBE
>   Cobalt Qube 2
>   total memory = 256 MB
>   avail memory = 246 MB
>   [...]
>   NetBSD/cobalt (qube) (tty00)
>
>   login:
>
>   trap: address error (load or I-fetch) in kernel mode
>   status=0xfc03, cause=0x10, epc=0x8029c43c, vaddr=0x23
>   pid=1322 cmd=sshd usp=0x7fffcd78 ksp=0xcc993c80
>   Stopped in pid 1322.1 (sshd) at netbsd:mutex_enter:     ll      t0,a0,0
>   db> bt
>   mutex_enter+0 (23,80238a70,1,0) ra 80238a98 sz 0
>   unp_discard+28 (23,80238a70,1,0) ra 80238cdc sz 32
>   unp_scan+ec (23,80238a70,1,0) ra 8023adb8 sz 48
>   uipc_usrreq+270 (23,80238a70,1,0) ra 80233898 sz 56
>   sosend+54c (813ac968,0,cc993e18,845e6900) ra 80237a10 sz 96
>   do_sys_sendmsg+360 (813ac968,0,cc993e18,845e6900) ra 80237b78 sz 192
>   sys_sendmsg+5c (813ac968,0,cc993e18,845e6900) ra 802a23d0 sz 80
>   syscall_plain+130 (813ac968,0,cc993e18,845e6900) ra 8029b4dc sz 80
>   mips3_SystemCall+bc (813ac968,0,cc993e18,845e6900) ra 7d75c720 sz 0
>   PC 0x7d75c720: not in kernel space
>   0+7d75c720 (813ac968,0,cc993e18,845e6900) ra 0 sz 0
>   User-level: pid 1322.1
>   db>
>
>  This does not happen if i connect to my i386 machine also running
>  actual -current kernel and userland.
>
>  Any idea what is going wrong on/with my qube2?
>
>
>  Markus.
>


-- 
"Too bad $VOLUNTEERS don't get their act together and provide
$SOLUTION_TO_VERY_DIFFICULT_PROBLEM in a decent fashion"  -- from IRC,
#netbsd, EFNet


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