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Message-ID: <20140307013833.GD8427@localhost>
Date: Fri, 7 Mar 2014 09:38:33 +0800
From: Fengguang Wu <fengguang.wu@...el.com>
To: Stefani Seibold <stefani@...bold.net>
Cc: "H. Peter Anvin" <hpa@...ux.intel.com>,
linux-kernel@...r.kernel.org
Subject: [x86, vdso] BUG: unable to handle kernel paging request at d34bd000
Hi Stefani,
I got the below dmesg and the first bad commit is
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/vdso
commit 4dea8e4824b363c53f320d328040d7c6c5921419
Author: Stefani Seibold <stefani@...bold.net>
AuthorDate: Mon Mar 3 22:12:20 2014 +0100
Commit: H. Peter Anvin <hpa@...ux.intel.com>
CommitDate: Wed Mar 5 14:02:38 2014 -0800
x86, vdso: Add 32 bit VDSO time support for 32 bit kernel
This patch add the time support for 32 bit a VDSO to a 32 bit kernel.
For 32 bit programs running on a 32 bit kernel, the same mechanism is
used as for 64 bit programs running on a 64 bit kernel.
Reviewed-by: Andy Lutomirski <luto@...capital.net>
Signed-off-by: Stefani Seibold <stefani@...bold.net>
Link: http://lkml.kernel.org/r/1393881143-3569-10-git-send-email-stefani@seibold.net
Signed-off-by: H. Peter Anvin <hpa@...ux.intel.com>
+--------------------------------------------+------------+
| | 4dea8e4824 |
+--------------------------------------------+------------+
| boot_successes | 0 |
| boot_failures | 19 |
| BUG:unable_to_handle_kernel_paging_request | 19 |
| Oops:PREEMPT_SMP_DEBUG_PAGEALLOC | 19 |
| EIP_is_at_sysenter_setup | 19 |
| Kernel_panic-not_syncing:Fatal_exception | 19 |
+--------------------------------------------+------------+
[ 0.004009] pid_max: default: 4096 minimum: 301
[ 0.009099] Mount-cache hash table entries: 512
[ 0.014838] mce: CPU supports 10 MCE banks
[ 0.015243] BUG: unable to handle kernel paging request at d34bd000
[ 0.016000] IP: [<c182dbca>] sysenter_setup+0x9a/0x2d4
[ 0.016000] *pdpt = 00000000018a4001 *pde = 0000000013bea067 *pte = 80000000134bd060
[ 0.016000] Oops: 0002 [#1] PREEMPT SMP DEBUG_PAGEALLOC
[ 0.016000] Modules linked in:
[ 0.016000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.14.0-rc5-03765-gd478a96 #2
[ 0.016000] task: c17997c0 ti: c178e000 task.ti: c178e000
[ 0.016000] EIP: 0060:[<c182dbca>] EFLAGS: 00210212 CPU: 0
[ 0.016000] EIP is at sysenter_setup+0x9a/0x2d4
[ 0.016000] EAX: 078bfbfd EBX: d34bc000 ECX: 00000004 EDX: 00001004
[ 0.016000] ESI: c186740c EDI: d34bd000 EBP: c178ff98 ESP: c178ff74
[ 0.016000] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 0.016000] CR0: 8005003b CR2: d34bd000 CR3: 018a7000 CR4: 000006f0
[ 0.016000] Stack:
[ 0.016000] 00200202 c1dbb0f0 00000f61 00000800 80002001 078bfbfd 00000000 00000000
[ 0.016000] c18a8800 c178ffa0 c1821144 c178ffbc c182117d 00000000 c178ffbc 00000000
[ 0.016000] 00000000 c18a8800 c178ffec c181ab11 00000101 ffffffff ffffffff c181a549
[ 0.016000] Call Trace:
[ 0.016000] [<c1821144>] identify_boot_cpu+0x17/0x28
[ 0.016000] [<c182117d>] check_bugs+0xe/0x160
[ 0.016000] [<c181ab11>] start_kernel+0x401/0x470
[ 0.016000] [<c181a549>] ? repair_env_string+0x51/0x51
[ 0.016000] [<c181a364>] i386_start_kernel+0x12e/0x131
[ 0.016000] Code: f6 c4 08 74 12 ba 10 74 86 c1 81 ea 0c 64 86 c1 be 0c 64 86 c1 eb 10 ba 0c 64 86 c1 81 ea 1c 54 86 c1 be 1c 54 86 c1 89 df 89 d1 <f3> a4 89 d8 e8 8b fe ff ff b9 04 00 00 00 ba d6 c2 6e c1 89 d8
[ 0.016000] EIP: [<c182dbca>] sysenter_setup+0x9a/0x2d4 SS:ESP 0068:c178ff74
[ 0.016000] CR2: 00000000d34bd000
[ 0.016000] ---[ end trace db4b7fde7786bb07 ]---
[ 0.016000] Kernel panic - not syncing: Fatal exception
git bisect start d478a960edf1ea61ca31a07a48a8771f043dba78 0414855fdc4a40da05221fc6062cccbc0c30f169 --
git bisect bad 6c2191ad9b6225860eef70a77d300c3d5ad39182 # 05:55 0- 15 Merge 'digsig/for-mimi' into devel-hourly-2014030618
git bisect good 61ca01b5aa63605e033f1826dcceb41421aa72cd # 06:03 20+ 0 Merge 'ubifs/master' into devel-hourly-2014030618
git bisect bad 53dca0b5f0e257f00b91fc3be98fb47c07d20cfc # 06:11 0- 16 Merge 'tip/x86/vdso' into devel-hourly-2014030618
git bisect good f25ed0ebc194a51042a5392ca821de2ff6661275 # 06:20 20+ 0 Merge 'slave-dma/next' into devel-hourly-2014030618
git bisect good e0099b8165e2525541d7844e29e8838824b3601e # 06:23 20+ 0 Merge 'pcmoore-selinux/next' into devel-hourly-2014030618
git bisect good c24bf54683dd0098e878a0cf40e2667e46a39a0a # 06:29 20+ 0 Merge 'renesas/next' into devel-hourly-2014030618
git bisect good 6543ca6fee7d3b314bda69b83fd429ed3e336645 # 06:35 20+ 0 x86, vdso: Cleanup __vdso_gettimeofday()
git bisect bad 4dea8e4824b363c53f320d328040d7c6c5921419 # 06:37 0- 15 x86, vdso: Add 32 bit VDSO time support for 32 bit kernel
git bisect good 8272416968a9bd8244515179625cdeffd7c2c90a # 06:41 20+ 0 x86, vdso: Patch alternatives in the 32-bit VDSO
# first bad commit: [4dea8e4824b363c53f320d328040d7c6c5921419] x86, vdso: Add 32 bit VDSO time support for 32 bit kernel
git bisect good 8272416968a9bd8244515179625cdeffd7c2c90a # 06:43 60+ 0 x86, vdso: Patch alternatives in the 32-bit VDSO
git bisect bad d478a960edf1ea61ca31a07a48a8771f043dba78 # 06:43 0- 19 0day head guard for 'devel-hourly-2014030618'
git bisect good c3bebc71c4bcdafa24b506adf0c1de3c1f77e2e0 # 06:56 60+ 0 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
git bisect good 0ffb2fe7b9c30082876fa3a17da018bf0632cf03 # 06:59 60+ 69 Add linux-next specific files for 20140306
Thanks,
Fengguang
View attachment "dmesg-yocto-xgwo-7:20140307033447:i386-randconfig-nh0-03070222:3.14.0-rc5-03765-gd478a96:2" of type "text/plain" (20964 bytes)
Download attachment "i386-randconfig-nh0-03070222-d478a960edf1ea61ca31a07a48a8771f043dba78-EIP-is-at-sysenter_setup+-x-16618.log" of type "application/octet-stream" (30405 bytes)
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