linux-kernel - [lkp-robot] [debug] 19d436268d: BUG:unable_to_handle

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Date:   Thu, 6 Apr 2017 10:50:14 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Andy Lutomirski <luto@...nel.org>,
        Arnd Bergmann <arnd@...db.de>, Borislav Petkov <bp@...en8.de>,
        Brian Gerst <brgerst@...il.com>,
        Denys Vlasenko <dvlasenk@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>, lkp@...org
Subject: [lkp-robot] [debug]  19d436268d: BUG:unable_to_handle_kernel


FYI, we noticed the following commit:

commit: 19d436268dde95389c616bb3819da73f0a8b28a8 ("debug: Add _ONCE() logic to report_bug()")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master

in testcase: boot

on test machine: qemu-system-x86_64 -enable-kvm -cpu host -smp 2 -m 1G

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


+----------------------------------------------------+------------+------------+
|                                                    | 70579a86e3 | 19d436268d |
+----------------------------------------------------+------------+------------+
| boot_successes                                     | 4          | 2          |
| boot_failures                                      | 4          | 6          |
| WARNING:at_mm/page_alloc.c:#__alloc_pages_nodemask | 4          |            |
| BUG:unable_to_handle_kernel                        | 0          | 6          |
| Oops:#[##]                                         | 0          | 6          |
| Kernel_panic-not_syncing:Fatal_exception           | 0          | 6          |
+----------------------------------------------------+------------+------------+



[   82.299704] BUG: unable to handle kernel paging request at ffffffff81eec014
[   82.299719] IP: report_bug+0xff/0x1d0
[   82.299720] PGD 200a067 
[   82.299721] PUD 200b063 
[   82.299722] PMD 8000000001e001e1 
[   82.299723] 
[   82.299725] Oops: 0003 [#1] PREEMPT SMP
[   82.299726] Modules linked in: crc32c_intel(+) intel_uncore(-) evbug serio_raw tpm_tis tpm_tis_core ide_pci_generic tpm parport_pc parport
[   82.299736] CPU: 0 PID: 177 Comm: systemd-udevd Not tainted 4.11.0-rc3-00048-g19d4362 #2
[   82.299738] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.9.3-20161025_171302-gandalf 04/01/2014
[   82.299740] task: ffff88003f0fb840 task.stack: ffff88003c3a0000
[   82.299742] RIP: 0010:report_bug+0xff/0x1d0
[   82.299743] RSP: 0018:ffff88003c3a37f8 EFLAGS: 00010202
[   82.299745] RAX: 0000000000000907 RBX: ffff88003c3a3948 RCX: ffffffff81eec00a
[   82.299746] RDX: 0000000000000001 RSI: 0000000000000e45 RDI: 0000000000000001
[   82.299747] RBP: ffff88003c3a3818 R08: ffff88003c3a37e0 R09: ffff88003c3a0000
[   82.299748] R10: ffff88003c3a4000 R11: 0000000000000000 R12: ffffffff81209bfd
[   82.299749] R13: ffffffff81e34520 R14: ffff88003c3a3880 R15: 0000000000000004
[   82.299751] FS:  00007f56d11168c0(0000) GS:ffff880035200000(0000) knlGS:0000000000000000
[   82.299752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   82.299752] CR2: ffffffff81eec014 CR3: 000000003ea91000 CR4: 00000000000006b0
[   82.299756] Call Trace:
[   82.299764]  do_trap+0x21d/0x250
[   82.299767]  do_error_trap+0x9b/0x130
[   82.299772]  ? __alloc_pages_nodemask+0xc0d/0x1840
[   82.299776]  ? __this_cpu_preempt_check+0x1b/0x30
[   82.299781]  ? preempt_count_add+0x120/0x150
[   82.299785]  ? _raw_spin_unlock+0x2e/0x60
[   82.299790]  ? get_partial_node+0x1a4/0x400
[   82.299793]  do_invalid_op+0x28/0x40
[   82.299795]  invalid_op+0x1e/0x30
[   82.299798] RIP: 0010:__alloc_pages_nodemask+0xc0d/0x1840
[   82.299799] RSP: 0018:ffff88003c3a39f0 EFLAGS: 00010202
[   82.299801] RAX: 00000000fffcad61 RBX: 0000000000000000 RCX: 0000000000000017
[   82.299803] RDX: 0000000000000000 RSI: 00000000014040c0 RDI: ffff8800355cb000
[   82.299804] RBP: ffff88003c3a3b38 R08: 0000000000000000 R09: ffffffffff800f8a
[   82.299805] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
[   82.299806] R13: 0000000000000017 R14: ffffffff82700ee0 R15: 0000000000000017
[   82.299809]  ? preempt_count_add+0x120/0x150
[   82.299814]  ? update_curr+0x8a/0x2b0
[   82.299816]  ? __dequeue_entity+0x2e/0x60
[   82.299819]  ? _raw_spin_unlock_irq+0x3d/0x70
[   82.299821]  ? finish_task_switch+0xc2/0x320
[   82.299825]  alloc_pages_current+0xd3/0x250
[   82.299829]  kmalloc_order_trace+0x36/0x190
[   82.299831]  __kmalloc_track_caller+0x2f1/0x3b0
[   82.299835]  kmemdup+0x30/0x70
[   82.299838]  gcov_info_dup+0x141/0x220
[   82.299839]  gcov_event+0x4bd/0x540
[   82.299841]  ? __might_sleep+0x62/0xc0
[   82.299844]  gcov_module_notifier+0x145/0x150
[   82.299846]  notifier_call_chain+0x62/0xa0
[   82.299849]  __blocking_notifier_call_chain+0x5f/0x90
[   82.299851]  blocking_notifier_call_chain+0x1e/0x30
[   82.299853]  do_init_module+0x2a2/0x640
[   82.299855]  load_module+0x1d81/0x2130
[   82.299857]  ? free_modinfo_version+0x40/0x40
[   82.299861]  ? kernel_read_file+0x26f/0x2a0
[   82.299864]  ? kernel_read_file_from_fd+0x61/0xc0
[   82.299866]  SyS_finit_module+0x108/0x120
[   82.299870]  entry_SYSCALL_64_fastpath+0x1e/0xa9
[   82.299872] RIP: 0033:0x7f56cff91d49
[   82.299872] RSP: 002b:00007ffc11a4f718 EFLAGS: 00000206 ORIG_RAX: 0000000000000139
[   82.299875] RAX: ffffffffffffffda RBX: 00007f56d11061dd RCX: 00007f56cff91d49
[   82.299877] RDX: 0000000000000000 RSI: 00007f56d08ad525 RDI: 0000000000000007
[   82.299878] RBP: 000056441e9137c0 R08: 0000000000000000 R09: 000056441e927840
[   82.299878] R10: 0000000000000007 R11: 0000000000000206 R12: 000056441e912830
[   82.299879] R13: 000056441e927840 R14: 0000000000000000 R15: 000056441d27d5b3
[   82.299882] Code: 49 01 cd 83 e7 01 a8 02 74 25 66 85 ff 74 20 48 83 05 15 27 2c 01 01 a8 04 ba 01 00 00 00 75 3e 48 83 05 0c 27 2c 01 01 83 c8 04 <66> 89 41 0a 66 85 ff 74 71 0f b6 49 0b 4c 89 e2 45 31 c9 49 89 
[   82.299915] RIP: report_bug+0xff/0x1d0 RSP: ffff88003c3a37f8
[   82.299915] CR2: ffffffff81eec014
[   82.299921] ---[ end trace 02cd3803c02620c7 ]---


To reproduce:

        git clone https://github.com/01org/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-4.11.0-rc3-00048-g19d4362" of type "text/plain" (110787 bytes)

View attachment "job-script" of type "text/plain" (4143 bytes)

Download attachment "dmesg.xz" of type "application/octet-stream" (11476 bytes)