Re: [Xen-devel] [xen-unstable test] 113562: regressions - FAIL

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Sep 18, 2017 at 08:36:03AM +0000, osstest service owner wrote:
> flight 113562 xen-unstable real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/113562/
> 
> Regressions :-(
> 
> Tests which did not succeed and are blocking,
> including tests which could not be run:
>  test-amd64-amd64-xl-credit2  15 guest-saverestore        fail REGR. vs. 
> 113387

There appears to be a bug:

http://logs.test-lab.xenproject.org/osstest/logs/113562/test-amd64-amd64-xl-credit2/serial-godello0.log

Sep 18 01:14:28.803062 (XEN) Xen BUG at spinlock.c:47
Sep 18 01:14:29.835144 (XEN) ----[ Xen-4.10-unstable  x86_64  debug=y   Not 
tainted ]----
Sep 18 01:14:29.843085 (XEN) CPU:    0
Sep 18 01:14:29.843103 (XEN) RIP:    e008:[<ffff82d08023bbbd>] 
spinlock.c#check_lock+0x3c/0x40
Sep 18 01:14:29.851140 (XEN) RFLAGS: 0000000000010046   CONTEXT: hypervisor 
(d0v2)
Sep 18 01:14:29.851171 (XEN) rax: 0000000000000000   rbx: ffff83025d7d7868   
rcx: 0000000000000000
Sep 18 01:14:29.859129 (XEN) rdx: 0000000000000001   rsi: ffff83025d7d6000   
rdi: ffff83025d7d786e
Sep 18 01:14:29.867088 (XEN) rbp: ffff83009546fd70   rsp: ffff83009546fd70   
r8:  0000000000000000
Sep 18 01:14:29.875092 (XEN) r9:  00000000000000b4   r10: 0000000000000016   
r11: 00000000000f4240
Sep 18 01:14:29.883081 (XEN) r12: ffff83025d7d6000   r13: ffff83025d7d7868   
r14: ffff83024f3e5000
Sep 18 01:14:29.891071 (XEN) r15: ffff83009546ff18   cr0: 000000008005003b   
cr4: 00000000001526e0
Sep 18 01:14:29.899080 (XEN) cr3: 000000024caa7000   cr2: ffff88001a046360
Sep 18 01:14:29.907134 (XEN) ds: 002b   es: 002b   fs: 0000   gs: 0000   ss: 
e010   cs: e008
Sep 18 01:14:29.915063 (XEN) Xen code around <ffff82d08023bbbd> 
(spinlock.c#check_lock+0x3c/0x40):
Sep 18 01:14:29.923060 (XEN)  98 83 f1 01 39 c8 75 02 <0f> 0b 5d c3 55 48 89 e5 
f0 ff 05 00 fd 20 00 5d
Sep 18 01:14:29.931056 (XEN) Xen stack trace from rsp=ffff83009546fd70:
Sep 18 01:14:29.931076 (XEN)    ffff83009546fd88 ffff82d08023bc68 
ffff83024eb83fb0 ffff83009546fdb8
Sep 18 01:14:29.939069 (XEN)    ffff82d0802474db 0000000000000046 
ffff83024eb82e40 ffff83024eb83fb0
Sep 18 01:14:29.947067 (XEN)    0000000000000292 ffff83009546fdf8 
ffff82d080247c87 ffff83024e964a80
Sep 18 01:14:29.955087 (XEN)    ffff83024eb82e40 ffff83025d7b14d0 
0000000000000292 ffff83024f3e5000
Sep 18 01:14:29.963129 (XEN)    ffff83009546ff18 ffff83009546fe28 
ffff82d08022eed7 0100100100100100
Sep 18 01:14:29.971093 (XEN)    ffff83024f3e5000 00000000ffffffff 
ffff83024f3e5aa8 ffff83009546fe38
Sep 18 01:14:29.979102 (XEN)    ffff82d08022ef39 ffff83009546fe68 
ffff82d080238886 ffff83009573a000
Sep 18 01:14:29.987081 (XEN)    00000000ffffffff ffff83024f3e5aa8 
ffff83009573a000 ffff83009546fe98
Sep 18 01:14:29.995067 (XEN)    ffff82d080207d53 ffff82d0805a7340 
0000000000000000 0000000000000000
Sep 18 01:14:30.003074 (XEN)    ffff83009546ffff ffff83009546fec8 
ffff82d080229cf0 ffff82d08057ad80
Sep 18 01:14:30.011070 (XEN)    ffff82d08057ad80 ffff82d08057ad80 
ffffffffffffffff ffff83009546fef8
Sep 18 01:14:30.019075 (XEN)    ffff82d08023b34d ffff8300951fa000 
ffff8300951fe000 ffff8302579ce000
Sep 18 01:14:30.019097 (XEN)    ffff83009546ffff ffff83009546ff08 
ffff82d08023b3a2 ffff83009546fda0
Sep 18 01:14:30.027071 (XEN)    ffff82d08035f881 ffff88001a989a80 
ffff88001a989a80 0000000000000000
Sep 18 01:14:30.035096 (XEN)    0000000000000002 ffffc9000027feb0 
0000000000000002 0000000000000246
Sep 18 01:14:30.043101 (XEN)    0000000000000000 0000000000000000 
0000000000000000 0000000000000000
Sep 18 01:14:30.051061 (XEN)    ffffffff810013aa ffffffff81e465a0 
deadbeefdeadf00d deadbeefdeadf00d
Sep 18 01:14:30.059100 (XEN)    0002010000000000 ffffffff810013aa 
000000000000e033 0000000000000246
Sep 18 01:14:30.067096 (XEN)    ffffc9000027fe98 000000000000e02b 
000000000009dfa3 003d685c00000001
Sep 18 01:14:30.075097 (XEN)    003d6ca30009dfa3 000000000009dfb0 
003d6c8000000000 ffff8300951fa000
Sep 18 01:14:30.083114 (XEN) Xen call trace:
Sep 18 01:14:30.083132 (XEN)    [<ffff82d08023bbbd>] 
spinlock.c#check_lock+0x3c/0x40
Sep 18 01:14:30.091094 (XEN)    [<ffff82d08023bc68>] _spin_lock+0x11/0x4f
Sep 18 01:14:30.099100 (XEN)    [<ffff82d0802474db>] xmem_pool_free+0x2b/0x2b1
Sep 18 01:14:30.099120 (XEN)    [<ffff82d080247c87>] xfree+0x1d1/0x21e
Sep 18 01:14:30.107088 (XEN)    [<ffff82d08022eed7>] 
sched_credit2.c#csched2_free_domdata+0x46/0x92
Sep 18 01:14:30.115072 (XEN)    [<ffff82d08022ef39>] 
sched_credit2.c#csched2_dom_destroy+0x16/0x18
Sep 18 01:14:30.123132 (XEN)    [<ffff82d080238886>] 
sched_destroy_domain+0x65/0x9f
Sep 18 01:14:30.131063 (XEN)    [<ffff82d080207d53>] 
domain.c#complete_domain_destroy+0x87/0x194
Sep 18 01:14:30.139085 (XEN)    [<ffff82d080229cf0>] 
rcupdate.c#rcu_process_callbacks+0x141/0x1a2
Sep 18 01:14:30.139107 (XEN)    [<ffff82d08023b34d>] 
softirq.c#__do_softirq+0x7f/0x8a
Sep 18 01:14:30.147069 (XEN)    [<ffff82d08023b3a2>] do_softirq+0x13/0x15
Sep 18 01:14:30.155082 (XEN)    [<ffff82d08035f881>] 
x86_64/entry.S#process_softirqs+0x21/0x30
Sep 18 01:14:30.163053 (XEN) 
Sep 18 01:14:30.163067 (XEN) 
Sep 18 01:14:30.163080 (XEN) ****************************************
Sep 18 01:14:30.171080 (XEN) Panic on CPU 0:
Sep 18 01:14:30.171095 (XEN) Xen BUG at spinlock.c:47
Sep 18 01:14:30.171110 (XEN) ****************************************
Sep 18 01:14:30.179133 (XEN) 

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