linux-kernel - [LKP] [x86/xsaves] 00abd21851c: Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000b00

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Date:	Mon, 20 Apr 2015 14:16:13 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Fenghua Yu <fenghua.yu@...el.com>
Cc:	LKML <linux-kernel@...r.kernel.org>, LKP ML <lkp@...org>
Subject: [LKP] [x86/xsaves] 00abd21851c: Kernel panic - not syncing:
 Attempted to kill init! exitcode=0x00000b00

FYI, we noticed the below changes on

https://github.com/fyu1/linux.git xsaves_fix_1
commit 00abd21851c30b12b8463a337c920cdc0aa7e2d1 ("x86/xsaves: Define and use user_xstate_size for xstate size in signal context")


+-----------------------------------------------------------+------------+------------+
|                                                           | 67966aacf6 | 00abd21851 |
+-----------------------------------------------------------+------------+------------+
| boot_successes                                            | 6          | 1          |
| boot_failures                                             | 10         | 13         |
| IP-Config:Auto-configuration_of_network_failed            | 10         |            |
| Kernel_panic-not_syncing:Attempted_to_kill_init!exitcode= | 0          | 13         |
| backtrace:do_group_exit                                   | 0          | 13         |
| backtrace:SyS_exit_group                                  | 0          | 13         |
+-----------------------------------------------------------+------------+------------+


[    2.423172] Freeing unused kernel memory: 1012K (ffffffff8249f000 - ffffffff8259c000)
[    2.429032] random: init urandom read with 3 bits of entropy available
[    2.436423] init[1]: segfault at 0 ip           (null) sp 00007fff1dcbc420 error 14 in init[55654d225000+26000]
[    2.439575] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000b00
[    2.439575] 
[    2.440012] CPU: 1 PID: 1 Comm: init Not tainted 4.0.0-07590-gd04c8ff #2
[    2.440012]  ffff8800148bbec8 ffff8800148bbdf8 ffffffff817951f6 0000000000000048
[    2.440012]  ffffffff81a46bf8 ffff8800148bbe78 ffffffff81792b93 ffff8800148b4000
[    2.440012]  ffffffff00000010 ffff8800148bbe88 ffff8800148bbe28 ffff8800148bbe78
[    2.440012] Call Trace:
[    2.440012]  [<ffffffff817951f6>] dump_stack+0x4c/0x65
[    2.440012]  [<ffffffff81792b93>] panic+0xc8/0x208
[    2.440012]  [<ffffffff810ce5c5>] do_exit+0xaf5/0xb40
[    2.440012]  [<ffffffff810ce69f>] do_group_exit+0x4f/0xe0
[    2.440012]  [<ffffffff810ce73f>] SyS_exit_group+0xf/0x10
[    2.440012]  [<ffffffff8179db6e>] system_call_fastpath+0x12/0x76
[    2.440012] Kernel Offset: disabled

Elapsed time: 5



Thanks,
Ying Huang


View attachment "config-4.0.0-07600-g00abd21" of type "text/plain" (67498 bytes)

View attachment ".dmesg" of type "text/plain" (53238 bytes)

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