linux-kernel - [lkp] [phy] 1c14905ef95: kernel BUG at drivers/base/driver.c:153!

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Date:	Tue, 14 Jul 2015 21:18:14 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc:	Felipe Balbi <balbi@...com>, LKML <linux-kernel@...r.kernel.org>,
	LKP ML <lkp@...org>
Subject: [lkp] [phy] 1c14905ef95: kernel BUG at drivers/base/driver.c:153!

FYI, we noticed the below changes on

git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit 1c14905ef951fb968c8da90e4e64be02c309a2ae ("phy: add driver for TI TUSB1210 ULPI PHY")


+------------------------------------------+------------+------------+
>                                          | 723487a6ff | 1c14905ef9 |
+------------------------------------------+------------+------------+
> boot_successes                           | 48         | 0          |
> boot_failures                            | 3          | 11         |
> BUG:kernel_test_crashed                  | 3          |            |
> kernel_BUG_at_drivers/base/driver.c      | 0          | 5          |
> invalid_opcode                           | 0          | 5          |
> EIP_is_at_driver_register                | 0          | 5          |
> Kernel_panic-not_syncing:Fatal_exception | 0          | 5          |
> backtrace:tusb1210_driver_init           | 0          | 5          |
> backtrace:kernel_init_freeable           | 0          | 5          |
> BUG:kernel_boot_crashed                  | 0          | 6          |
+------------------------------------------+------------+------------+


[    2.046659] clocksource tsc: mask: 0xffffffffffffffff max_cycles: 0x26d347b2dd9, max_idle_ns: 440795223616 ns
[    2.119416]  -> 15762 cycles
[    2.159553] ------------[ cut here ]------------
[    2.160241] kernel BUG at drivers/base/driver.c:153!
[    2.160241] invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC 
[    2.160241] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.1.0-rc1-00062-g1c14905 #1
[    2.165012] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014
[    2.165012] task: d2c60000 ti: d2c68000 task.ti: d2c68000
[    2.165012] EIP: 0060:[<c1602417>] EFLAGS: 00010246 CPU: 1
[    2.165012] EIP is at driver_register+0x9/0xa4
[    2.165012] EAX: c1e8424c EBX: c1f64ce6 ECX: 00000c41 EDX: c1edade0
[    2.165012] ESI: d1d070e0 EDI: 00000000 EBP: d2c69f28 ESP: d2c69f24
[    2.165012]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[    2.165012] CR0: 8005003b CR2: ffffffff CR3: 02134000 CR4: 000006b0
[    2.165012] Stack:
[    2.165012]  c175d1b7 d2c69f30 c1f64cf3 d2c69f90 c1f43c8c d3fd8537 d2c69f4c c1f43400
[    2.165012]  c1e56b94 d3fd8548 d2c69f80 c105133c c1e56b94 00000006 00000006 c1e53524
[    2.165012]  00000368 d3fd8549 00000200 c1dea060 00000006 00000368 c1fc6bcc 73c0b3f1
[    2.165012] Call Trace:
[    2.165012]  [<c175d1b7>] ? ulpi_register_driver+0x18/0x20
[    2.165012]  [<c1f64cf3>] tusb1210_driver_init+0xd/0xf
[    2.165012]  [<c1f43c8c>] do_one_initcall+0x164/0x173
[    2.165012]  [<c1f43400>] ? do_early_param+0x17/0x73
[    2.165012]  [<c105133c>] ? parse_args+0x190/0x266
[    2.165012]  [<c1f43e39>] kernel_init_freeable+0x19e/0x21b
[    2.165012]  [<c196d61e>] kernel_init+0x8/0xb5
[    2.165012]  [<c19849a1>] ret_from_kernel_thread+0x21/0x30
[    2.165012]  [<c196d616>] ? rest_init+0x116/0x116
[    2.165012] Code: 89 ca 8b 80 b8 00 00 00 e8 04 4f ce ff 89 c3 31 c0 85 db 74 0a 89 d8 e8 63 4d ce ff 8b 43 70 5b 5d c3 8b 50 04 83 7a 48 00 75 02 <0f> 0b 55 89 e5 57 56 53 89 c3 83 7a 24 00 74 06 83 78 1c 00 75
[    2.165012] EIP: [<c1602417>] driver_register+0x9/0xa4 SS:ESP 0068:d2c69f24
[    2.201824] ---[ end trace 10040aea002cc479 ]---
[    2.202685] Kernel panic - not syncing: Fatal exception



Thanks,
Ying Huang

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