linux-kernel - [LKP] [cpufreq] BUG: sleeping function called from invalid context at mm/slub.c:1241

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Date:	Fri, 19 Dec 2014 12:47:35 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, LKP ML <lkp@...org>
Subject: [LKP] [cpufreq] BUG: sleeping function called from invalid context
 at mm/slub.c:1241

FYI, we noticed the below changes on

https://git.linaro.org/people/vireshk/linux cpufreq/stats/cleanups
commit 2136fa84639adcc0727e968f99ad222c8146810c ("cpufreq: stats: Fix locking")


+----------------------+------------+------------+
|                      | 0063f8602b | 2136fa8463 |
+----------------------+------------+------------+
| boot_successes       | 9          | 9          |
| boot_failures        | 1          | 1          |
| BUG:kernel_boot_hang | 1          | 1          |
+----------------------+------------+------------+


[   24.295182] Freeing unused kernel memory: 1972K (ffff880001a13000 - ffff880001c00000)
[   24.304471] Freeing unused kernel memory: 1780K (ffff880002043000 - ffff880002200000)
[   24.704332] acpi-cpufreq: overriding BIOS provided _PSD data
[   24.716589] BUG: sleeping function called from invalid context at mm/slub.c:1241
[   24.726087] in_atomic(): 1, irqs_disabled(): 0, pid: 2393, name: modprobe
[   24.726092] CPU: 21 PID: 2393 Comm: modprobe Not tainted 3.18.0-g0a0a28c #1
[   24.726093] Hardware name: Supermicro H8DGU/H8DGU, BIOS 2.0        09/08/11  
[   24.726097]  00000000000004d9 ffff8810071a3ae8 ffffffff81a02d59 000000000f340f34
[   24.726099]  ffffffff81effec4 ffff8810071a3af8 ffffffff8110adca ffff8810071a3b28
[   24.726101]  ffffffff8110ae7d 0000000000000000 00000000000080d0 ffff88040f803b00
[   24.726102] Call Trace:
[   24.726111]  [<ffffffff81a02d59>] dump_stack+0x4c/0x65
[   24.726117]  [<ffffffff8110adca>] ___might_sleep+0x10e/0x110
[   24.726119]  [<ffffffff8110ae7d>] __might_sleep+0xb1/0xb9
[   24.726123]  [<ffffffff811ea2af>] kmem_cache_alloc_trace+0x48/0x1e6
[   24.726128]  [<ffffffff818a25df>] ? __cpufreq_stats_create_table+0x68/0x194
[   24.726131]  [<ffffffff818a25df>] __cpufreq_stats_create_table+0x68/0x194
[   24.726138]  [<ffffffff818a27b6>] cpufreq_stat_notifier_policy+0x1b/0x32
[   24.726141]  [<ffffffff81105a7d>] notifier_call_chain+0x6d/0x95
[   24.726143]  [<ffffffff81105d20>] __blocking_notifier_call_chain+0x4a/0x63
[   24.726145]  [<ffffffff81105d4d>] blocking_notifier_call_chain+0x14/0x16
[   24.726148]  [<ffffffff818a181e>] __cpufreq_add_dev+0x71d/0x8ce
[   24.726150]  [<ffffffff818a1a3c>] cpufreq_add_dev+0xe/0x10
[   24.726154]  [<ffffffff8155dd93>] subsys_interface_register+0xb8/0xdf
[   24.726157]  [<ffffffff818a0792>] cpufreq_register_driver+0x156/0x268
[   24.726159]  [<ffffffffa009f000>] ? 0xffffffffa009f000
[   24.726163]  [<ffffffffa009f220>] acpi_cpufreq_init+0x220/0x1000 [acpi_cpufreq]
[   24.726165]  [<ffffffffa009f000>] ? 0xffffffffa009f000
[   24.726168]  [<ffffffff8100032a>] do_one_initcall+0xfd/0x18f
[   24.726172]  [<ffffffff811d4383>] ? __vunmap+0xac/0xb7
[   24.726176]  [<ffffffff81150cd3>] load_module+0x1a35/0x1ff7
[   24.726179]  [<ffffffff81205653>] ? kernel_read+0x48/0x5f
[   24.726183]  [<ffffffff811513ef>] SyS_finit_module+0x85/0x92
[   24.726187]  [<ffffffff81a0a1e9>] system_call_fastpath+0x12/0x17
[   25.539283] microcode: CPU0: patch_level=0x06000613
[   25.544884] microcode: CPU1: patch_level=0x06000613
[   25.550137] microcode: CPU2: patch_level=0x06000613



Thanks,
Huang, Ying



View attachment "config-3.18.0-g2136fa8" of type "text/plain" (85799 bytes)

View attachment "dmesg" of type "text/plain" (223129 bytes)

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