Description of problem: Dom0 lockup when loading ipvsadm in a domU. Version-Release number of selected component (if applicable): Kernel 2.6.18-1.2849.fc6xen on an i686 How reproducible: Load ipvsadm in a domU. Actual results: The capture below was from inside a domU when dom0 died: Loading additional iptables modules: ip_conntrack_netbios_ns [ OK ] Clearing the current IPVS table: [ OK ] Applying IPVS configuration: /etc/rc3.d/S08ipvsadm: line 62: /etc/sysconfig/ipvsadm: No such file or directory [FAILED] Bringing up loopback interface: [ OK ] Bringing up interface eth0: Message from syslogd@jupiter at Mon Dec 4 23:07:40 2006 ... jupiter kernel: ------------[ cut here ]------------ jupiter kernel: kernel BUG at drivers/xen/core/evtchn.c:481! jupiter kernel: invalid opcode: 0000 [#1] jupiter kernel: SMP jupiter kernel: CPU: 1 jupiter kernel: EIP is at retrigger+0x22/0x38 jupiter kernel: eax: 00000000 ebx: 02080000 ecx: f5416000 edx: 0000002c jupiter kernel: esi: c06d4200 edi: 0000011c ebp: 00000000 esp: c0d6ce5c jupiter kernel: ds: 007b es: 007b ss: 0069 jupiter kernel: Process xenwatch (pid: 37, ti=c0d6c000 task=c0d027a0 task.ti=c0d6c000) jupiter kernel: Stack: c0442841 c06d4200 0000011c c06d4228 c0442585 00000000 00000000 c1123a60 jupiter kernel: 000000f8 dee28c00 dee28c00 00000000 00000419 dee28c00 ee856942 00000000 jupiter kernel: ee856d5d dee28800 dee28c00 c063e139 c054b0b9 00000000 c063e1dd 00000419 jupiter kernel: Call Trace: jupiter kernel: [<c0442841>] check_irq_resend+0x41/0x48 jupiter kernel: [<c0442585>] enable_irq+0x92/0xad jupiter kernel: [<ee856942>] __netif_up+0xb/0x13 [netbk] jupiter kernel: [<ee856d5d>] netif_map+0x241/0x269 [netbk] jupiter kernel: [<ee8561d3>] maybe_connect+0x2cc/0x49b [netbk] jupiter kernel: [<c054c9de>] otherend_changed+0x74/0x79 jupiter kernel: [<c054af2f>] xenwatch_handle_callback+0x12/0x44 jupiter kernel: [<c054b9f8>] xenwatch_thread+0x108/0x11e jupiter kernel: [<c042e013>] kthread+0xc0/0xed jupiter kernel: [<c0402a69>] kernel_thread_helper+0x5/0xb jupiter kernel: DWARF2 unwinder stuck at kernel_thread_helper+0x5/0xb jupiter kernel: Leftover inexact backtrace: jupiter kernel: ======================= jupiter kernel: Code: 75 96 5e 5f 5b 5e 5f 5d c3 8b 04 85 a0 1d 7f c0 8b 0d c4 a7 66 c0 66 85 c0 74 20 0f b7 d0 0f a3 91 80 08 00 00 19 c0 85 c0 75 08 <0f> 0b e1 01 33 d8 63 c0 f0 0f ab 91 00 08 00 00 b8 01 00 00 00 jupiter kernel: EIP: [<c05468a2>] retrigger+0x22/0x38 SS:ESP 0069:c0d6ce5c [ OK ] Bringing up interface eth1: --- machine dead ---
Machine is an IBM xSeries 360 with 4 Xeon MP's and 8 Gig's of RAM.
*** This bug has been marked as a duplicate of 211986 ***