Re: Cam panic on r271170

2014-09-25 Thread Bryan Drewery
On 9/17/2014 10:39 AM, Bryan Drewery wrote: On 9/16/2014 9:28 PM, Bryan Drewery wrote: I've been getting this quite frequently on head recently. I have dumps if anyone is interested in more information. Fatal trap 9: general protection fault while in kernel mode cpuid = 10; Memory modified

Re: Cam panic on r271170

2014-09-24 Thread Bryan Drewery
On 9/17/2014 10:39 AM, Bryan Drewery wrote: On 9/16/2014 9:28 PM, Bryan Drewery wrote: I've been getting this quite frequently on head recently. I have dumps if anyone is interested in more information. Fatal trap 9: general protection fault while in kernel mode cpuid = 10; Memory modified

Re: Cam panic on r271170

2014-09-24 Thread Ryan Stone
On Wed, Sep 24, 2014 at 11:48 AM, Bryan Drewery bdrew...@freebsd.org wrote: Another, with much more information here: https://people.freebsd.org/~bdrewery/cam.panic.txt This was with memguard (vm.memguard.desc=CAM CCB) and a KASSERT in malloc(9) and uma_zalloc_arg() to prevent M_WAITOK in

Re: Cam panic on r271170

2014-09-17 Thread Bryan Drewery
On 9/16/2014 9:28 PM, Bryan Drewery wrote: I've been getting this quite frequently on head recently. I have dumps if anyone is interested in more information. Fatal trap 9: general protection fault while in kernel mode cpuid = 10; Memory modified after free 0xf8003e0b0800(2040)

Re: Cam panic on r271170

2014-09-17 Thread Ryan Stone
Could you try turning on memguard for the CAM CCB malloc area? That should locate the problem quite quickly. ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to

Cam panic on r271170

2014-09-16 Thread Bryan Drewery
I've been getting this quite frequently on head recently. I have dumps if anyone is interested in more information. Fatal trap 9: general protection fault while in kernel mode cpuid = 10; Memory modified after free 0xf8003e0b0800(2040) val= @ 0xf8003e0b0808 apanic: Most