Re: [Xen-devel] [xen-unstable-smoke test] 112957: regressions - trouble: broken/fail/pass

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 30/08/17 14:49, osstest service owner wrote:
> flight 112957 xen-unstable-smoke real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/112957/
>
> Regressions :-(
>
> Tests which did not succeed and are blocking,
> including tests which could not be run:
>  test-armhf-armhf-xl          12 guest-start              fail REGR. vs. 
> 112956

(XEN) Assertion 'cpu == smp_processor_id()' failed at softirq.c:35
(XEN) ----[ Xen-4.10-unstable  arm32  debug=y   Not tainted ]----
(XEN) CPU:    1
(XEN) PC:     0023b710 softirq.c#__do_softirq+0x3c/0x134
(XEN) CPSR:   8000005a MODE:Hypervisor
(XEN)      R0: 4003d000 R1: 00000001 R2: 3fcffd00 R3: 00000001
(XEN)      R4: 002e5f74 R5: 00000000 R6: 0031d694 R7: 0031a224
(XEN)      R8: 002e1f80 R9: 0029b880 R10:00000001 R11:40037f3c R12:00000000
(XEN) HYP: SP: 40037f04 LR: 0025826c
(XEN) 
(XEN)   VTCR_EL2: 80003558
(XEN)  VTTBR_EL2: 00010000bff1e000
(XEN) 
(XEN)  SCTLR_EL2: 30cd187f
(XEN)    HCR_EL2: 000000000038663f
(XEN)  TTBR0_EL2: 00000000ba016000
(XEN) 
(XEN)    ESR_EL2: 00000000
(XEN)  HPFAR_EL2: 0000000000104810
(XEN)      HDFAR: df000f00
(XEN)      HIFAR: 00000000
(XEN) 
(XEN) Xen stack trace from sp=40037f04:
(XEN)    00000000 00000004 002e1f80 00000000 00000000 002e1f80 0031d694 002e1f80
(XEN)    c1203098 00000001 00000000 00000000 c11151a8 40037f44 0023b87c 40037f54
(XEN)    0026b320 c1200000 c1203034 40037f58 0026ef40 00000001 00000000 00000001
(XEN)    c031c520 c1200000 c1203034 c1203098 00000001 00000000 00000000 c11151a8
(XEN)    c12030a0 192b8000 ffffffff 7f5706d3 c031c528 60000093 07e00000 bebcd108
(XEN)    c1318ac0 c030d0a0 c1201fa0 c030928c c1318acc c030d420 c1318ad8 c030d4e0
(XEN)    00000000 00000000 00000000 00000000 00000000 c1318ae4 c1318ae4 60000013
(XEN)    60010193 20000093 60000193 00000000 00000000 00000000 00000000
(XEN) Xen call trace:
(XEN)    [<0023b710>] softirq.c#__do_softirq+0x3c/0x134 (PC)
(XEN)    [<0025826c>] domain.c#schedule_tail+0x2f4/0x308 (LR)
(XEN)    [<0023b87c>] do_softirq+0x18/0x28
(XEN)    [<0026b320>] leave_hypervisor_tail+0x84/0xb8
(XEN)    [<0026ef40>] entry.o#return_to_guest+0xc/0xb8
(XEN) 
(XEN) 
(XEN) ****************************************
(XEN) Panic on CPU 1:
(XEN) Assertion 'cpu == smp_processor_id()' failed at softirq.c:35
(XEN) ****************************************
(XEN) 
(XEN) Manual reset required ('noreboot' specified)

At a guess, I'd say the reasoning behind
http://xenbits.xen.org/gitweb/?p=xen.git;a=commitdiff;h=57450cfe48b56db90166c52d45a411a9279a12e1
is false.

~Andrew

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