Re: [Xen-devel] [xen-unstable test] 94442: regressions - FAIL

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, May 16, 2016 at 02:57:13AM +0000, osstest service owner wrote:
> flight 94442 xen-unstable real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/94442/
[...]
> 
>  test-amd64-i386-qemuu-rhel6hvm-intel  9 redhat-install    fail REGR. vs. 
> 94368

The changes in this flight shouldn't cause failure like this. See below.

It is more likely to be caused by SMEP/SMAP fix, which are now in
master. It seems that previous run didn't discover this.

Log file at:

http://logs.test-lab.xenproject.org/osstest/logs/94442/test-amd64-i386-qemuu-rhel6hvm-intel/serial-italia0.log

May 15 22:07:44.023500 (XEN) Xen BUG at entry.S:221
May 15 22:07:47.455549 (XEN) ----[ Xen-4.7.0-rc  x86_64  debug=y  Not tainted 
]----
May 15 22:07:47.463500 (XEN) CPU:    0
May 15 22:07:47.463531 (XEN) RIP:    e008:[<ffff82d0802411c7>] 
cr4_pv32_restore+0x37/0x40
May 15 22:07:47.463567 (XEN) RFLAGS: 0000000000010287   CONTEXT: hypervisor 
(d0v3)
May 15 22:07:47.471503 (XEN) rax: 0000000000000000   rbx: 00000000cf195e50   
rcx: 0000000000000001
May 15 22:07:47.479496 (XEN) rdx: ffff8300be907ff8   rsi: 0000000000007ff0   
rdi: 000000000022287e
May 15 22:07:47.487498 (XEN) rbp: 00007cff416f80c7   rsp: ffff8300be907f08   
r8:  ffff83023df8a000
May 15 22:07:47.495498 (XEN) r9:  ffff83023df8a000   r10: 00000000deadbeef   
r11: 0000000000800000
May 15 22:07:47.503510 (XEN) r12: ffff8300bed32000   r13: ffff83023df8a000   
r14: 0000000000000000
May 15 22:07:47.503549 (XEN) r15: ffff83023df72000   cr0: 0000000080050033   
cr4: 00000000001526e0
May 15 22:07:47.511501 (XEN) cr3: 00000002383d7000   cr2: 00000000b71ff000
May 15 22:07:47.519493 (XEN) ds: 007b   es: 007b   fs: 00d8   gs: 0033   ss: 
0000   cs: e008
May 15 22:07:47.527520 (XEN) Xen code around <ffff82d0802411c7> 
(cr4_pv32_restore+0x37/0x40):
May 15 22:07:47.535491 (XEN)  3b 05 03 87 0a 00 74 02 <0f> 0b 5a 31 c0 c3 0f 1f 
00 f6 42 04 01 0f 84 26
May 15 22:07:47.535531 (XEN) Xen stack trace from rsp=ffff8300be907f08:
May 15 22:07:47.543502 (XEN)    0000000000000000 ffff82d080240f22 
ffff83023df72000 0000000000000000
May 15 22:07:47.551559 (XEN)    ffff83023df8a000 ffff8300bed32000 
00000000cf195e6c 00000000cf195e50
May 15 22:07:47.559494 (XEN)    0000000000800000 00000000deadbeef 
ffff83023df8a000 0000000000000206
May 15 22:07:47.567496 (XEN)    0000000000000001 0000000000000001 
0000000000000000 0000000000007ff0
May 15 22:07:47.575503 (XEN)    000000000022287e 0000010000000000 
00000000c1001027 0000000000000061
May 15 22:07:47.575543 (XEN)    0000000000000246 00000000cf195e44 
0000000000000069 000000000000beef
May 15 22:07:47.583508 (XEN)    000000000000beef 000000000000beef 
000000000000beef 0000000000000000
May 15 22:07:47.591503 (XEN)    ffff8300bed30000 0000000000000000 
00000000001526e0
May 15 22:07:47.599493 (XEN) Xen call trace:
May 15 22:07:47.599522 (XEN)    [<ffff82d0802411c7>] cr4_pv32_restore+0x37/0x40
May 15 22:07:47.607493 (XEN) 
May 15 22:07:47.607524 (XEN) Xen BUG at entry.S:221
May 15 22:07:47.607552 (XEN) ----[ Xen-4.7.0-rc  x86_64  debug=y  Not tainted 
]----
May 15 22:07:47.615544 (XEN) CPU:    0
May 15 22:07:47.615573 (XEN) RIP:    e008:[<ffff82d0802411c7>] 
cr4_pv32_restore+0x37/0x40
May 15 22:07:47.623503 (XEN) RFLAGS: 0000000000010087   CONTEXT: hypervisor 
(d0v3)
May 15 22:07:47.631502 (XEN) rax: 0000000000000000   rbx: 0000000000000200   
rcx: 0000000000000000
May 15 22:07:47.631540 (XEN) rdx: ffff8300be907ff8   rsi: 000000000000000a   
rdi: ffff82d0802fb6d8
May 15 22:07:47.639505 (XEN) rbp: 00007cff416f8327   rsp: ffff8300be907ca8   
r8:  ffff83023df78000
May 15 22:07:47.647508 (XEN) r9:  0000000000000002   r10: 0000000000000040   
r11: 0000000000000002
May 15 22:07:47.655507 (XEN) r12: 0000000000000010   r13: ffff8300be907e58   
r14: ffff82d0802780e2
May 15 22:07:47.663495 (XEN) r15: ffff82d0802780de   cr0: 0000000080050033   
cr4: 00000000001526e0
May 15 22:07:47.671487 (XEN) cr3: 00000002383d7000   cr2: 00000000b71ff000
May 15 22:07:47.671520 (XEN) ds: 007b   es: 007b   fs: 00d8   gs: 0033   ss: 
0000   cs: e008
May 15 22:07:47.679565 (XEN) Xen code around <ffff82d0802411c7> 
(cr4_pv32_restore+0x37/0x40):
May 15 22:07:47.687510 (XEN)  3b 05 03 87 0a 00 74 02 <0f> 0b 5a 31 c0 c3 0f 1f 
00 f6 42 04 01 0f 84 26
May 15 22:07:47.695502 (XEN) Xen stack trace from rsp=ffff8300be907ca8:
May 15 22: 07: 47.695536 (XEN) ffff8300be907fff ffff82d080241c4f 
ffff82d0802780de ffff82d0802780e2
May 15 22:07:47.703500 (XEN)    ffff8300be907e58 0000000000000010 
ffff8300be907d78 0000000000000200
May 15 22:07:47.711506 (XEN)    0000000000000002 0000000000000040 
0000000000000002 ffff83023df78000
May 15 22:07:47.719538 (XEN)    ffff82d08033c0a8 0000000000000000 
ffff8300be907fff 000000000000000a
May 15 22:07:47.727494 (XEN)    ffff82d0802fb6d8 000000f100000000 
ffff82d080145845 000000000000e008
May 15 22:07:47.735506 (XEN)    0000000000000206 ffff8300be907d68 
0000000000000000 0000000000000206
May 15 22:07:47.743496 (XEN)    ffff82d0802780e2 0000000000000010 
ffff8300be907de8 ffff82d080199bab
May 15 22:07:47.743535 (XEN)    00000000be907de8 0000000000000292 
00000087ede1f795 0274000a8703053b
May 15 22:07:47.751568 (XEN)    1f0fc3c0315a0b0f 26840f010442f600 
000000000022287e ffff8300be907e58
May 15 22:07:47.759506 (XEN)    ffff82d080249838 ffff82d080273835 
00000000000000dd ffff82d080278528
May 15 22:07:47.767561 (XEN)    ffff8300be907e48 ffff82d08019b180 
ffff8300be907e58 ffff82d0802411c9
May 15 22:07:47.775499 (XEN)    800000021a51a025 0b0f000000000000 
0000000000000001 ffff8300bed30000
May 15 22:07:47.783506 (XEN)    ffff8300bed32000 ffff83023df8a000 
0000000000000000 ffff83023df72000
May 15 22:07:47.791562 (XEN)    00007cff416f8187 ffff82d080241d58 
ffff83023df72000 0000000000000000
May 15 22:07:47.799544 (XEN)    ffff83023df8a000 ffff8300bed32000 
00007cff416f80c7 00000000cf195e50
May 15 22:07:47.799583 (XEN)    0000000000800000 00000000deadbeef 
ffff83023df8a000 ffff83023df8a000
May 15 22:07:47.807512 (XEN)    0000000000000000 0000000000000001 
ffff8300be907ff8 0000000000007ff0
May 15 22:07:47.815620 (XEN)    000000000022287e 0000000600000000 
ffff82d0802411c7 000000000000e008
May 15 22:07:47.823503 (XEN)    0000000000010287 ffff8300be907f08 
0000000000000000 0000000000000246
May 15 22:07:47.831506 (XEN)    0000000000000000 ffff82d080240f22 
ffff83023df72000 0000000000000000
May 15 22:07:47.839490 (XEN) Xen call trace:
May 15 22:07:47.839520 (XEN)    [<ffff82d0802411c7>] cr4_pv32_restore+0x37/0x40
May 15 22:07:47.847496 (XEN)    [<ffff82d080145845>] 
console_unlock_recursive_irqrestore+0x2c/0x33
May 15 22:07:47.855488 (XEN)    [<ffff82d080199bab>] 
show_execution_state+0x197/0x1c9
May 15 22:07:47.855524 (XEN)    [<ffff82d08019b180>] do_invalid_op+0x381/0x4a6
May 15 22:07:47.863502 (XEN)    [<ffff82d080241d58>] 
entry.o#handle_exception_saved+0x66/0xa4
May 15 22:07:47.871503 (XEN)    [<ffff82d0802411c7>] cr4_pv32_restore+0x37/0x40
May 15 22:07:47.871539 (XEN) 
May 15 22:07:47.879490 (XEN) 
May 15 22:07:47.879515 (XEN) ****************************************
May 15 22:07:47.879544 (XEN) Panic on CPU 0:
May 15 22:07:47.879570 (XEN) Xen BUG at entry.S:221
May 15 22:07:47.887492 (XEN) ****************************************
May 15 22:07:47.887525 (XEN) 
May 15 22:07:47.887547 (XEN) Reboot in five seconds...
May 15 22:07:47.895449 (XEN) Resetting with ACPI MEMORY or I/O RESET_REG.

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