Re: sshd panic

[SAITOH Masanobu <msaitoh%execsw.org@localhost>]

Hello.

(2012/10/27 21:59), panu finnila wrote:
> Hi,
> 
> My kernel panics when one is trying to ssh in. I don't know if this is
> hardware
> related or not, but this is an Openrd box. Kernel is stable.

Thank you for your report.

This proble only occors netbsd-6. I sent a pullup to fix this problem now.
I don't know why this problem is seen only on kirkwood though...

 Regards.


> # uname -a                                                   
> NetBSD xxx 6.0_STABLE NetBSD 6.0_STABLE (OPENRD_ULTIMATE) #1: Fri Oct 26
> 20:36:56 EEST 2012
> pnu@wheezy:/usr/src/sys/arch/evbarm/compile/obj/OPENRD_ULTIMATE evbarm
> 
> login: cprng kernel: WARNING pseudorandom rekeying.
> panic: kernel diagnostic assertion "(!cpu_intr_p() && !
> cpu_softintr_p())" failed: file
> "/home/pnu/src/netbsd_git/src/sys/kern/subr_kmem.c", line 304 kmem(9)
> should not be used from the interrupt context
> cpu0: Begin traceback...
> netbsd:vpanic+0x10
>       scp=0xc01cc8e4 rlv=0xc02de190 (netbsd:kern_assert+0x40)
>       rsp=0xcb061954 rfp=0xcb061968
>       r7=0xc19f4e44
> netbsd:kern_assert+0x18
>       scp=0xc02de168 rlv=0xc01c568c (netbsd:kmem_alloc+0x40)
>       rsp=0xcb06197c rfp=0xcb061994
> netbsd:kmem_alloc+0x10
>       scp=0xc01c565c rlv=0xc01be03c (netbsd:cprng_strong+0x224)
>       rsp=0xcb061998 rfp=0xcb0619e8
>       r5=0x00000010 r4=0xc19f4c08
> netbsd:cprng_strong+0x10
>       scp=0xc01bde28 rlv=0xc01fc6a8 (netbsd:tcp_new_iss1+0x134)
>       rsp=0xcb0619ec rfp=0xcb061a88
>       r10=0x00000004 r9=0x00000000
>       r8=0xca376ce4 r7=0x00000000 r6=0xcb061e10 r5=0xcb061e2c
>       r4=0xc0445ca8
> netbsd:tcp_new_iss1+0x10
>       scp=0xc01fc584 rlv=0xc01f195c (netbsd:syn_cache_add+0x560)
>       rsp=0xcb061a8c rfp=0xcb061ce4
>       r10=0xcb061e0c r8=0xca376ce4
>       r7=0x00000000 r6=0xc1f0aeb0 r5=0xcb061e28 r4=0x00000000
> netbsd:syn_cache_add+0x10
>       scp=0xc01f140c rlv=0xc01f4e08 (netbsd:tcp_input+0x2a58)
>       rsp=0xcb061ce8 rfp=0xcb061ea8
>       r10=0xcb061e64 r9=0xc19fff00
>       r8=0xc1d3c91c r7=0xc044f260 r6=0x00000014 r5=0xc19fff00
>       r4=0xca376ce4
> netbsd:tcp_input+0x14
>       scp=0xc01f23c4 rlv=0xc00d2e18 (netbsd:ip_input+0x3a4)
>       rsp=0xcb061ebc rfp=0xcb061ee4
>       r10=0xc9fc2004 r9=0xc0363048
>       r8=0x00000000 r7=0x00000001 r6=0x00000014 r5=0xca376cd0
>       r4=0xc044aa9c
> netbsd:ip_input+0x10
>       scp=0xc00d2a84 rlv=0xc00d32bc (netbsd:ipintr+0xc0)
>       rsp=0xcb061ee8 rfp=0xcb061f1c
>       r8=0x00000000 r7=0x00000000
>       r6=0xc0450790 r5=0x00000000 r4=0x00000000
> netbsd:ipintr+0x10
>       scp=0xc00d320c rlv=0xc010322c (netbsd:softint_overlay+0x39c)
>       rsp=0xcb061f20 rfp=0xcb061f64
>       r7=0xc9fc2154 r6=0xc9fc2000
>       r5=0xc0363048 r4=0xc9fc21ec
> netbsd:softint_overlay+0x10
>       scp=0xc0102ea0 rlv=0xc00ecf10 (netbsd:lwp_userret+0x220)
>       rsp=0xcb061f68 rfp=0xcb061f94
>       r10=0x00000001 r9=0x2040e808
>       r8=0x20440488 r7=0x2041b0a4 r6=0x00000000 r5=0xc1c0b52c
>       r4=0xc1d27020
> netbsd:lwp_userret+0x10
>       scp=0xc00ecd00 rlv=0xc0009250 (netbsd:userret+0xb4)
>       rsp=0xcb061f98 rfp=0xcb061fb0
>       r10=0x00000001 r9=0x2040e808
>       r8=0x20440488 r7=0x2041b0a4 r6=0x00000000 r5=0xc1c0b52c
>       r4=0xc1d27020
> netbsd:userret+0x10
>       scp=0xc00091ac rlv=0xc00d7434 (netbsd:irq_entry+0xe0)
>       rsp=0xcb061fb4 rfp=0xbfffe804
>       r5=0x20000013 r4=0xc0363048
> cpu0: End traceback...
> 
> dump to dev 16,1 not possible
> rebooting...
> 


-- 
-----------------------------------------------
                SAITOH Masanobu (msaitoh%execsw.org@localhost
                                 msaitoh%netbsd.org@localhost)