Message-ID: <20171115030137.GH6077@yexl-desktop>
Date:   Wed, 15 Nov 2017 11:01:37 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Andy Lutomirski <luto@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Andy Lutomirski <luto@...capital.net>, lkp@...org
Subject: [lkp-robot] [x86/asm/64]  7b1f0050e4: PANIC:double_fault


FYI, we noticed the following commit (built with gcc-6):

commit: 7b1f0050e45387563fb77c5ee18270567573b590 ("x86/asm/64: Use a percpu trampoline stack for IDT entries")
https://git.kernel.org/cgit/linux/kernel/git/luto/linux.git x86/entry_stack.wip

in testcase: boot

on test machine: qemu-system-x86_64 -enable-kvm -smp 2 -m 512M

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):


+-----------------------------------------+------------+------------+
|                                         | 7eb0bb9aa6 | 7b1f0050e4 |
+-----------------------------------------+------------+------------+
| boot_successes                          | 16         | 0          |
| boot_failures                           | 4          | 20         |
| BUG:kernel_hang_in_test_stage           | 2          |            |
| BUG:workqueue_lockup-pool               | 2          |            |
| PANIC:double_fault                      | 0          | 20         |
| RIP:trace_hardirqs_off_thunk            | 0          | 20         |
| RIP:__do_page_fault                     | 0          | 20         |
| RIP:validate_chain                      | 0          | 20         |
| Kernel_panic-not_syncing:Machine_halted | 0          | 20         |
+-----------------------------------------+------------+------------+



[   93.532662] Freeing unused kernel memory: 1584K
[   93.563910] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input5
[   93.567689] evbug: Connected device: input5 (ImExPS/2 Generic Explorer Mouse at isa0060/serio1/input0)
[   93.572363] evbug: Disconnected device: input5
[   93.577801] x86/mm: Checked W+X mappings: passed, no W+X pages found.
[   93.580668] PANIC: double fault, error_code: 0x0
[   93.581800] CPU: 0 PID: 1 Comm: init Not tainted 4.14.0-rc7-00072-g7b1f005 #1
[   93.583503] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[   93.585479] task: ffff8800001523c0 task.stack: ffff880000158000
[   93.586900] RIP: 0010:trace_hardirqs_off_thunk+0xb/0x1c
[   93.588147] RSP: 0000:ffffffffff576000 EFLAGS: 00010093
[   93.589403] RAX: 0000000081ad8cc0 RBX: 0000000000000001 RCX: ffffffff81ad8cc0
[   93.591087] RDX: fffffbffffeaec5d RSI: 1fffffffffeaec27 RDI: ffff8800001526e0
[   93.592778] RBP: ffffffffff576030 R08: 0000000000000001 R09: 0000000000000000
[   93.594471] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.596156] R13: ffffffffff5761f8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.597843] FS:  0000000000000000(0000) GS:ffffffff8246a000(0000) knlGS:0000000000000000
[   93.599753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.601124] CR2: ffffffffff575ff8 CR3: 0000000010e5a000 CR4: 00000000000006f0
[   93.602813] Call Trace:
[   93.603422]  <SYSENTER>
[   93.604025]  ? restore_regs_and_return_to_kernel+0x3a/0x3a
[   93.605342]  error_entry+0x73/0xd0
[   93.606164] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.607269] RSP: 0000:ffffffffff5760f0 EFLAGS: 00010086 ORIG_RAX: 0000000000000003
[   93.609058] RAX: fffffbffffeaec27 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.610735] RDX: fffffbffffeaec5d RSI: 1fffffffffeaec27 RDI: ffff8800001526e0
[   93.612435] RBP: fffffbffffeaec5d R08: 0000000000000001 R09: 0000000000000000
[   93.614116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.615803] R13: ffffffffff5761f8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.617513]  ? async_page_fault+0x13/0x60
[   93.618484]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.619658]  ? bad_area_access_error+0x1e0/0x1e0
[   93.620761]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.621923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.623052]  do_page_fault+0x2a/0x70
[   93.623917]  async_page_fault+0x29/0x60
[   93.624840] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.625941] RSP: 0000:ffffffffff5762a0 EFLAGS: 00010082
[   93.627190] RAX: fffffbffffeaec5d RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.628876] RDX: fffffbffffeaec93 RSI: 1fffffffffeaec5d RDI: ffff8800001526e0
[   93.630560] RBP: fffffbffffeaec93 R08: 0000000000000001 R09: 0000000000000000
[   93.632242] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.633929] R13: ffffffffff5763a8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.635623]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.636791]  ? bad_area_access_error+0x1e0/0x1e0
[   93.637892]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.639062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.640186]  do_page_fault+0x2a/0x70
[   93.641052]  async_page_fault+0x29/0x60
[   93.641990] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.643097] RSP: 0000:ffffffffff576450 EFLAGS: 00010086
[   93.644353] RAX: fffffbffffeaec93 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.646038] RDX: fffffbffffeaecc9 RSI: 1fffffffffeaec93 RDI: ffff8800001526e0
[   93.647721] RBP: fffffbffffeaecc9 R08: 0000000000000001 R09: 0000000000000000
[   93.649421] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.651108] R13: ffffffffff576558 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.652797]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.653967]  ? bad_area_access_error+0x1e0/0x1e0
[   93.655074]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.656243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.657380]  do_page_fault+0x2a/0x70
[   93.658239]  async_page_fault+0x29/0x60
[   93.659167] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.660267] RSP: 0000:ffffffffff576600 EFLAGS: 00010086
[   93.661515] RAX: fffffbffffeaecc9 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.663192] RDX: fffffbffffeaecff RSI: 1fffffffffeaecc9 RDI: ffff8800001526e0
[   93.664872] RBP: fffffbffffeaecff R08: 0000000000000001 R09: 0000000000000000
[   93.666560] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.668243] R13: ffffffffff576708 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.669929]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.671090]  ? bad_area_access_error+0x1e0/0x1e0
[   93.672192]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.673373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.674503]  do_page_fault+0x2a/0x70
[   93.675370]  async_page_fault+0x29/0x60
[   93.676301] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.677406] RSP: 0000:ffffffffff5767b0 EFLAGS: 00010086
[   93.678646] RAX: fffffbffffeaecff RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.680338] RDX: fffffbffffeaed35 RSI: 1fffffffffeaecff RDI: ffff8800001526e0
[   93.682015] RBP: fffffbffffeaed35 R08: 0000000000000001 R09: 0000000000000000
[   93.683704] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.685394] R13: ffffffffff5768b8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.687084]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.688250]  ? bad_area_access_error+0x1e0/0x1e0
[   93.689365]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.690536]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.691675]  do_page_fault+0x2a/0x70
[   93.692546]  async_page_fault+0x29/0x60
[   93.693479] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.694584] RSP: 0000:ffffffffff576960 EFLAGS: 00010086
[   93.695827] RAX: fffffbffffeaed35 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.697522] RDX: fffffbffffeaed6b RSI: 1fffffffffeaed35 RDI: ffff8800001526e0
[   93.699204] RBP: fffffbffffeaed6b R08: 0000000000000001 R09: 0000000000000000
[   93.700887] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.702575] R13: ffffffffff576a68 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.704263]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.705436]  ? bad_area_access_error+0x1e0/0x1e0
[   93.706545]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.707718]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.708849]  do_page_fault+0x2a/0x70
[   93.709716]  async_page_fault+0x29/0x60
[   93.710651] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.711755] RSP: 0000:ffffffffff576b10 EFLAGS: 00010082
[   93.712999] RAX: fffffbffffeaed6b RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.714687] RDX: fffffbffffeaeda7 RSI: 1fffffffffeaed6b RDI: ffff8800001526e0
[   93.716372] RBP: fffffbffffeaeda7 R08: 0000000000000001 R09: 0000000000000000
[   93.718051] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.719736] R13: ffffffffff576c18 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.721442]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.722606]  ? bad_area_access_error+0x1e0/0x1e0
[   93.723708]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.724877]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.726006]  do_page_fault+0x2a/0x70
[   93.726870]  async_page_fault+0x29/0x60
[   93.727796] RIP: 0010:validate_chain+0x63/0x1220
[   93.729069] RSP: 0000:ffffffffff576cc8 EFLAGS: 00010082
[   93.730320] RAX: fffffbffffeaeda7 RBX: abcd0c86f6602f19 RCX: abcd0c86f6602f19
[   93.732000] RDX: 0000000000000001 RSI: 1fffffffffeaeda7 RDI: ffff880000152b58
[   93.733687] RBP: ffff880000152b28 R08: 0000000000000001 R09: 0000000000000000
[   93.735386] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880000152b38
[   93.737069] R13: 0000000000000001 R14: ffff880000152b58 R15: ffff880000152b38
[   93.738759]  ? check_prev_add+0xb50/0xb50
[   93.739990]  ? mark_lock+0xae/0x900
[   93.740829]  __lock_acquire+0x543/0x910
[   93.741758]  lock_acquire+0xc2/0x100
[   93.742634]  ? __context_tracking_exit+0x39/0x40
[   93.743874]  vtime_user_exit+0x4a/0xe0
[   93.744786]  ? __context_tracking_exit+0x39/0x40
[   93.746028]  __context_tracking_exit+0x39/0x40
[   93.747237]  error_entry+0x6d/0xd0
[   93.748066] RIP: 0033:0x7f65488036b0
[   93.748926] RSP: 002b:00007ffc5e96de00 EFLAGS: 00010202 ORIG_RAX: 0000000000000014
[   93.750728] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[   93.752428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   93.754116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   93.755809] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[   93.757506] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   93.759196]  ? async_page_fault+0x33/0x60
[   93.760165]  </SYSENTER>
[   93.760787] Code: 59 f9 ff ff 55 48 89 e5 57 56 52 51 50 41 50 41 51 41 52 41 53 48 8b 7d 08 e8 a6 17 11 00 eb 34 55 48 89 e5 57 56 52 51 50 41 50 <41> 51 41 52 41 53 48 8b 7d 08 e8 1a 1a 11 00 eb 18 55 48 89 e5 
[   93.765323] Kernel panic - not syncing: Machine halted.
[   93.766568] CPU: 0 PID: 1 Comm: init Not tainted 4.14.0-rc7-00072-g7b1f005 #1
[   93.768255] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[   93.770230] Call Trace:
[   93.770835]  <#DF>
[   93.771345]  panic+0x146/0x296
[   93.772087]  ? __stack_chk_fail+0x1a/0x1a
[   93.773058]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.774223]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.775394]  df_debug+0x29/0x30
[   93.776164]  do_double_fault+0x7a/0x90
[   93.777076]  double_fault+0x24/0x30
[   93.777917] RIP: 0010:trace_hardirqs_off_thunk+0xb/0x1c
[   93.779164] RSP: 0000:ffffffffff576000 EFLAGS: 00010093
[   93.780417] RAX: 0000000081ad8cc0 RBX: 0000000000000001 RCX: ffffffff81ad8cc0
[   93.782095] RDX: fffffbffffeaec5d RSI: 1fffffffffeaec27 RDI: ffff8800001526e0
[   93.783781] RBP: ffffffffff576030 R08: 0000000000000001 R09: 0000000000000000
[   93.785473] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.787150] R13: ffffffffff5761f8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.788836]  ? restore_regs_and_return_to_kernel+0x3a/0x3a
[   93.790146]  </#DF>
[   93.790665]  <SYSENTER>
[   93.791264]  ? restore_regs_and_return_to_kernel+0x3a/0x3a
[   93.792578]  error_entry+0x73/0xd0
[   93.793410] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.794521] RSP: 0000:ffffffffff5760f0 EFLAGS: 00010086 ORIG_RAX: 0000000000000003
[   93.796327] RAX: fffffbffffeaec27 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.798034] RDX: fffffbffffeaec5d RSI: 1fffffffffeaec27 RDI: ffff8800001526e0
[   93.799727] RBP: fffffbffffeaec5d R08: 0000000000000001 R09: 0000000000000000
[   93.801427] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.803129] R13: ffffffffff5761f8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.804827]  ? async_page_fault+0x13/0x60
[   93.805798]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.806966]  ? bad_area_access_error+0x1e0/0x1e0
[   93.808072]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.809235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.810371]  do_page_fault+0x2a/0x70
[   93.811227]  async_page_fault+0x29/0x60
[   93.812157] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.813260] RSP: 0000:ffffffffff5762a0 EFLAGS: 00010082
[   93.814507] RAX: fffffbffffeaec5d RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.816195] RDX: fffffbffffeaec93 RSI: 1fffffffffeaec5d RDI: ffff8800001526e0
[   93.817877] RBP: fffffbffffeaec93 R08: 0000000000000001 R09: 0000000000000000
[   93.819576] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.821257] R13: ffffffffff5763a8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.822948]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.824126]  ? bad_area_access_error+0x1e0/0x1e0
[   93.825237]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.826415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.827546]  do_page_fault+0x2a/0x70
[   93.828421]  async_page_fault+0x29/0x60
[   93.829347] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.830457] RSP: 0000:ffffffffff576450 EFLAGS: 00010086
[   93.831713] RAX: fffffbffffeaec93 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.833409] RDX: fffffbffffeaecc9 RSI: 1fffffffffeaec93 RDI: ffff8800001526e0
[   93.835093] RBP: fffffbffffeaecc9 R08: 0000000000000001 R09: 0000000000000000
[   93.836785] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.838483] R13: ffffffffff576558 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.840182]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.841362]  ? bad_area_access_error+0x1e0/0x1e0
[   93.842474]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.843641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.844774]  do_page_fault+0x2a/0x70
[   93.845645]  async_page_fault+0x29/0x60
[   93.846573] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.847679] RSP: 0000:ffffffffff576600 EFLAGS: 00010086
[   93.848929] RAX: fffffbffffeaecc9 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.850617] RDX: fffffbffffeaecff RSI: 1fffffffffeaecc9 RDI: ffff8800001526e0
[   93.852312] RBP: fffffbffffeaecff R08: 0000000000000001 R09: 0000000000000000
[   93.854003] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.855688] R13: ffffffffff576708 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.857388]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.858563]  ? bad_area_access_error+0x1e0/0x1e0
[   93.859672]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.860843]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.861979]  do_page_fault+0x2a/0x70
[   93.862847]  async_page_fault+0x29/0x60
[   93.863784] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.864893] RSP: 0000:ffffffffff5767b0 EFLAGS: 00010086
[   93.866145] RAX: fffffbffffeaecff RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.867846] RDX: fffffbffffeaed35 RSI: 1fffffffffeaecff RDI: ffff8800001526e0
[   93.869532] RBP: fffffbffffeaed35 R08: 0000000000000001 R09: 0000000000000000
[   93.871218] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.872907] R13: ffffffffff5768b8 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.874613]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.875779]  ? bad_area_access_error+0x1e0/0x1e0
[   93.876901]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.878074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.879206]  do_page_fault+0x2a/0x70
[   93.880076]  async_page_fault+0x29/0x60
[   93.881010] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.882120] RSP: 0000:ffffffffff576960 EFLAGS: 00010086
[   93.883372] RAX: fffffbffffeaed35 RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.885062] RDX: fffffbffffeaed6b RSI: 1fffffffffeaed35 RDI: ffff8800001526e0
[   93.886757] RBP: fffffbffffeaed6b R08: 0000000000000001 R09: 0000000000000000
[   93.888456] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.890155] R13: ffffffffff576a68 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.891849]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.893032]  ? bad_area_access_error+0x1e0/0x1e0
[   93.894145]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.895322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.896456]  do_page_fault+0x2a/0x70
[   93.897327]  async_page_fault+0x29/0x60
[   93.898255] RIP: 0010:__do_page_fault+0x61/0x5b0
[   93.899374] RSP: 0000:ffffffffff576b10 EFLAGS: 00010082
[   93.900626] RAX: fffffbffffeaed6b RBX: 0000000000000003 RCX: ffffffff81112ac3
[   93.902332] RDX: fffffbffffeaeda7 RSI: 1fffffffffeaed6b RDI: ffff8800001526e0
[   93.904029] RBP: fffffbffffeaeda7 R08: 0000000000000001 R09: 0000000000000000
[   93.905728] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
[   93.907428] R13: ffffffffff576c18 R14: ffff880000152b58 R15: ffff8800001523c0
[   93.909111]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.910287]  ? bad_area_access_error+0x1e0/0x1e0
[   93.911399]  ? trace_hardirqs_off_caller+0x33/0x130
[   93.912578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   93.913712]  do_page_fault+0x2a/0x70
[   93.914582]  async_page_fault+0x29/0x60
[   93.915520] RIP: 0010:validate_chain+0x63/0x1220
[   93.916792] RSP: 0000:ffffffffff576cc8 EFLAGS: 00010082
[   93.918050] RAX: fffffbffffeaeda7 RBX: abcd0c86f6602f19 RCX: abcd0c86f6602f19
[   93.919746] RDX: 0000000000000001 RSI: 1fffffffffeaeda7 RDI: ffff880000152b58
[   93.921443] RBP: ffff880000152b28 R08: 0000000000000001 R09: 0000000000000000
[   93.923123] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880000152b38
[   93.924816] R13: 0000000000000001 R14: ffff880000152b58 R15: ffff880000152b38
[   93.926518]  ? check_prev_add+0xb50/0xb50
[   93.927748]  ? mark_lock+0xae/0x900
[   93.928594]  __lock_acquire+0x543/0x910
[   93.929523]  lock_acquire+0xc2/0x100
[   93.930387]  ? __context_tracking_exit+0x39/0x40
[   93.931634]  vtime_user_exit+0x4a/0xe0
[   93.932542]  ? __context_tracking_exit+0x39/0x40
[   93.934613]  __context_tracking_exit+0x39/0x40
[   93.935822]  error_entry+0x6d/0xd0
[   93.936651] RIP: 0033:0x7f65488036b0
[   93.937522] RSP: 002b:00007ffc5e96de00 EFLAGS: 00010202 ORIG_RAX: 0000000000000014
[   93.939321] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[   93.941022] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   93.942711] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   93.944408] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[   93.946097] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   93.947797]  ? async_page_fault+0x33/0x60
[   93.948764]  </SYSENTER>
[   93.949390] Kernel Offset: disabled

Elapsed time: 100



To reproduce:

        git clone https://github.com/intel/lkp-tests.git
        cd lkp-tests
        bin/lkp qemu -k <bzImage> job-script  # job-script is attached in this email



Thanks,
Xiaolong

View attachment "config-4.14.0-rc7-00072-g7b1f005" of type "text/plain" (90679 bytes)

View attachment "job-script" of type "text/plain" (3952 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (13408 bytes)

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