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Re: [Xen-devel] [xen-unstable-smoke test] 127225: regressions - FAIL
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Tue, 4 Sep 2018 00:12:05 +0100
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- Cc: Jan Beulich <JBeulich@xxxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>
- Delivery-date: Mon, 03 Sep 2018 23:12:19 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Openpgp: preference=signencrypt
On 03/09/18 23:41, osstest service owner wrote:
> flight 127225 xen-unstable-smoke real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/127225/
>
> Regressions :-(
>
> Tests which did not succeed and are blocking,
> including tests which could not be run:
> test-amd64-amd64-xl-qemuu-debianhvm-i386 10 debian-hvm-install fail REGR.
> vs. 127212
Sep 3 21:46:47.330655 (XEN) MMIO emulation failed (1): d1v0 32bit @
0000:00100000 -> 55 89 e5 53 83 ec 10 8b 55 0c b8 20 02 08 00 8b
Sep 3 21:46:47.438712 (XEN) d1v0 Triple fault - invoking HVM shutdown action 1
Sep 3 21:46:47.438779 (XEN) *** Dumping Dom1 vcpu#0 state: ***
Sep 3 21:46:47.438830 (XEN) ----[ Xen-4.12-unstable x86_64 debug=y Not
tainted ]----
Sep 3 21:46:47.450737 (XEN) CPU: 2
Sep 3 21:46:47.450800 (XEN) RIP: 0000:[<0000000000100000>]
Sep 3 21:46:47.450850 (XEN) RFLAGS: 0000000000010002 CONTEXT: hvm guest
(d1v0)
Sep 3 21:46:47.462716 (XEN) rax: 0000000000000000 rbx: 00000000001a8000
rcx: 0000000000000000
Sep 3 21:46:47.474720 (XEN) rdx: 0000000000000000 rsi: 0000000000000000
rdi: 0000000000000000
Sep 3 21:46:47.474788 (XEN) rbp: 0000000000000000 rsp: 0000000000000000
r8: 0000000000000000
Sep 3 21:46:47.486712 (XEN) r9: 0000000000000000 r10: 0000000000000000
r11: 0000000000000000
Sep 3 21:46:47.486782 (XEN) r12: 0000000000000000 r13: 0000000000000000
r14: 0000000000000000
Sep 3 21:46:47.498720 (XEN) r15: 0000000000000000 cr0: 0000000000000011
cr4: 0000000000000000
Sep 3 21:46:47.510700 (XEN) cr3: 0000000000000000 cr2: 0000000000000000
Sep 3 21:46:47.510764 (XEN) fsb: 0000000000000000 gsb: 0000000000000000
gss: 0000000000000000
Sep 3 21:46:47.522513 (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss:
0000 cs: 0000
andrew@andrew-laptop:~/xen.git$ objdump -d
tools/firmware/hvmloader/hvmloader | head
tools/firmware/hvmloader/hvmloader: file format elf32-i386
Disassembly of section .text:
00100000 <hypercall_xen_version>:
100000: 55 push %ebp
100001: 89 e5 mov %esp,%ebp
100003: 53 push %ebx
Sorry Roger, but your linker change has caused _start not to be at the
beginning of resulting binary.
The crash is caused by using the stack before a stack is set up.
~Andrew
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