From mboxrd@z Thu Jan 1 00:00:00 1970 From: Don Slutz Subject: [BUG] -- unable to boot 4.5-unstable after commit e13b3203990706db1313ec2aadd9a30b249ee793 Date: Thu, 28 Aug 2014 17:47:22 -0400 Message-ID: <53FFA36A.5050106@terremark.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: "xen-devel@lists.xen.org" , Andrew Cooper List-Id: xen-devel@lists.xenproject.org dcs-xen-54:~/xen>git-bisect good e13b3203990706db1313ec2aadd9a30b249ee793 is the first bad commit commit e13b3203990706db1313ec2aadd9a30b249ee793 Author: Andrew Cooper Date: Fri Aug 22 14:32:45 2014 +0200 x86/irq: process softirqs in irq keyhandlers Large machines with lots of interrupts can trip over the Xen watchdog. Suggested-by: Santosh Jodh Signed-off-by: Andrew Cooper Tested-by: Santosh Jodh :040000 040000 d43de46a55f8ca96c6bbcb0fcc8b705d439d44c8 e949c76ae45ecb1a6e1d5fce9ada5b89712fbd87 M xen This patch prevents xen from booting on my hardware. Here is the tail of the serial console output: ... (XEN) init IO_APIC IRQs (XEN) IO-APIC (apicid-pin) 0-0, 0-16, 0-17, 0-18, 0-19, 0-20, 0-21, 0-22, 0-23 not connected. (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1 (XEN) number of MP IRQ sources: 15. (XEN) number of IO-APIC #0 registers: 24. (XEN) testing the IO APIC....................... -Don Slutz