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Message-ID: <20140306155316.GG18529@joshc.qualcomm.com>
Date: Thu, 6 Mar 2014 09:53:16 -0600
From: Josh Cartwright <joshc@...eaurora.org>
To: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
Christoph Lameter <cl@...ux.com>
Subject: Re: linux-next: Tree for Mar 6
On Thu, Mar 06, 2014 at 07:48:21PM +1100, Stephen Rothwell wrote:
> Hi all,
>
> There may be build failures in this tree due to the percpu changes in the
> akpm tree.
>
> This tree fails (more than usual) the powerpc allyesconfig build.
>
> Changes since 20140305:
>
Booting on my Samsung Series 9 laptop gives me loads and loads of BUGs
triggered by __this_cpu_add(), making making the system completely
unusable:
[ 5.808326] BUG: using __this_cpu_add() in preemptible [00000000] code: swapper/0/1
[ 5.812331] caller is __this_cpu_preempt_check+0x2b/0x30
[ 5.815654] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.14.0-rc5-next-20140306-joshc-08290-g0ffb2fe #1
[ 5.819553] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 900X3C/900X3D/900X3E/900X4C/900X4D/NP900X3E-A02US, BIOS P07ABK 04/09/2013
[ 5.823558] ffff8801182157c0 ffff880118215790 ffffffff81a64cec 0000000000000000
[ 5.827177] ffff8801182157b0 ffffffff81462360 ffff8800c3d553e0 ffffea00030f5500
[ 5.830744] ffff8801182157e8 ffffffff814623bb 635f736968745f5f 29286464615f7570
[ 5.834134] Call Trace:
[ 5.836848] [<ffffffff81a64cec>] dump_stack+0x4e/0x7a
[ 5.839943] [<ffffffff81462360>] check_preemption_disabled+0xd0/0xe0
[ 5.842997] [<ffffffff814623bb>] __this_cpu_preempt_check+0x2b/0x30
[ 5.846022] [<ffffffff81a6331d>] __slab_free+0x38/0x590
[ 5.848863] [<ffffffff811759dd>] ? get_parent_ip+0xd/0x50
[ 5.850467] BUG: using __this_cpu_add() in preemptible [00000000] code: khubd/36
[ 5.850472] caller is __this_cpu_preempt_check+0x2b/0x30
[ 5.859125] [<ffffffff81175b3b>] ? preempt_count_sub+0x6b/0xf0
[ 5.862521] [<ffffffff81a7175a>] ? _raw_spin_unlock_irqrestore+0x4a/0x80
[ 5.865599] [<ffffffff81462e5e>] ? __debug_check_no_obj_freed+0x13e/0x240
[ 5.868738] [<ffffffff814623bb>] ? __this_cpu_preempt_check+0x2b/0x30
[ 5.871799] [<ffffffff81287327>] kfree+0x2f7/0x300
[ 5.874754] [<ffffffff81363e64>] ? ext4_ext_map_blocks+0x184/0x1950
[ 5.877818] [<ffffffff81363e64>] ext4_ext_map_blocks+0x184/0x1950
[ 5.880862] [<ffffffff811759dd>] ? get_parent_ip+0xd/0x50
[ 5.883940] [<ffffffff81334b2c>] ? ext4_map_blocks+0x2dc/0x530
[ 5.886943] [<ffffffff81334a55>] ext4_map_blocks+0x205/0x530
[ 5.889912] [<ffffffff81334fe6>] ext4_getblk+0x56/0x210
[ 5.893511] [<ffffffff8133fcaf>] ext4_find_entry+0x2df/0x510
[ 5.896463] [<ffffffff811759dd>] ? get_parent_ip+0xd/0x50
[ 5.899355] [<ffffffff81175b3b>] ? preempt_count_sub+0x6b/0xf0
[ 5.902252] [<ffffffff8133ff22>] ext4_lookup+0x42/0x150
[ 5.905132] [<ffffffff812a4cbd>] lookup_real+0x1d/0x50
[ 5.907984] [<ffffffff812a5813>] __lookup_hash+0x33/0x40
[ 5.910827] [<ffffffff812a58b5>] lookup_slow+0x45/0xc0
[ 5.913662] [<ffffffff812a7b22>] link_path_walk+0x872/0x8b0
[ 5.916562] [<ffffffff8119760d>] ? trace_hardirqs_on+0xd/0x10
[ 5.919460] [<ffffffff812aa20f>] path_openat+0x9f/0x6e0
[ 5.922247] [<ffffffff812aa88a>] do_filp_open+0x3a/0x90
[ 5.925066] [<ffffffff81462380>] ? debug_smp_processor_id+0x10/0x20
[ 5.928009] [<ffffffff811952fe>] ? put_lock_stats.isra.20+0xe/0x30
[ 5.930945] [<ffffffff812a2430>] ? do_execve_common.isra.25+0x290/0x8d0
[ 5.933942] [<ffffffff812a07b2>] do_open_exec+0x22/0xe0
[ 5.936765] [<ffffffff812a243f>] do_execve_common.isra.25+0x29f/0x8d0
[ 5.939716] [<ffffffff812a22b6>] ? do_execve_common.isra.25+0x116/0x8d0
[ 5.942620] [<ffffffff81a5ab90>] ? rest_init+0x140/0x140
[ 5.945391] [<ffffffff812a2a88>] do_execve+0x18/0x20
[ 5.948112] [<ffffffff8100202b>] run_init_process+0x2b/0x30
[ 5.950874] [<ffffffff81002044>] try_to_run_init_process+0x14/0x40
[ 5.953682] [<ffffffff81a5ab90>] ? rest_init+0x140/0x140
[ 5.956472] [<ffffffff81a5ac2c>] kernel_init+0x9c/0xf0
[ 5.959059] [<ffffffff81a731fc>] ret_from_fork+0x7c/0xb0
[ 5.962611] [<ffffffff81a5ab90>] ? rest_init+0x140/0x140
[ 5.965244] CPU: 1 PID: 36 Comm: khubd Not tainted 3.14.0-rc5-next-20140306-joshc-08290-g0ffb2fe #1
[ 5.968014] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 900X3C/900X3D/900X3E/900X4C/900X4D/NP900X3E-A02US, BIOS P07ABK 04/09/2013
[ 5.971766] ffff8801179ad920 ffff8801179ad8f0 ffffffff81a64cec 0000000000000001
[ 5.975058] ffff8801179ad910 ffffffff81462360 ffff8800c302f2c8 ffffea00030c0b00
[ 5.978361] ffff8801179ad948 ffffffff814623bb 635f736968745f5f 29286464615f7570
[ 5.981656] Call Trace:
[ 5.981919] BUG: using __this_cpu_add() in preemptible [00000000] code: swapper/0/1
[ 5.981923] caller is __this_cpu_preempt_check+0x2b/0x30
[ 5.988527] [<ffffffff81a64cec>] dump_stack+0x4e/0x7a
[ 5.990873] [<ffffffff81462360>] check_preemption_disabled+0xd0/0xe0
[ 5.993367] [<ffffffff814623bb>] __this_cpu_preempt_check+0x2b/0x30
[ 5.995793] [<ffffffff81462300>] ? check_preemption_disabled+0x70/0xe0
[ 5.998281] [<ffffffff81a6331d>] __slab_free+0x38/0x590
[ 6.000635] [<ffffffff811759dd>] ? get_parent_ip+0xd/0x50
[ 6.002976] [<ffffffff81175b3b>] ? preempt_count_sub+0x6b/0xf0
[ 6.005473] [<ffffffff81a7175a>] ? _raw_spin_unlock_irqrestore+0x4a/0x80
[ 6.007976] [<ffffffff81462e5e>] ? __debug_check_no_obj_freed+0x13e/0x240
[ 6.010481] [<ffffffff814623bb>] ? __this_cpu_preempt_check+0x2b/0x30
[ 6.012914] [<ffffffff81287327>] kfree+0x2f7/0x300
[ 6.015074] [<ffffffff816e0f04>] ? urb_destroy+0x24/0x30
[ 6.017301] [<ffffffff816e0f04>] urb_destroy+0x24/0x30
[ 6.019513] [<ffffffff816e1061>] usb_free_urb+0x21/0x30
[ 6.021676] [<ffffffff816e1e92>] usb_start_wait_urb+0xa2/0x160
[ 6.023940] [<ffffffff81a6d7c2>] ? wait_for_common+0x122/0x170
[ 6.026200] [<ffffffff816e2425>] usb_control_msg+0xc5/0x110
[ 6.028378] [<ffffffff816e2de2>] usb_get_descriptor+0x82/0xc0
[ 6.030624] [<ffffffff816e69a3>] usb_get_configuration+0x163/0x1600
[ 6.032921] [<ffffffff81a717bc>] ? _raw_spin_unlock_irq+0x2c/0x60
[ 6.035158] [<ffffffff814623bb>] ? __this_cpu_preempt_check+0x2b/0x30
[ 6.037469] [<ffffffff81175b3b>] ? preempt_count_sub+0x6b/0xf0
[ 6.039703] [<ffffffff81a717cd>] ? _raw_spin_unlock_irq+0x3d/0x60
[ 6.041913] [<ffffffff816d84b8>] usb_new_device+0x2c8/0x370
[ 6.044100] [<ffffffff816db412>] hub_thread+0x792/0x16e0
[ 6.046257] [<ffffffff8118c450>] ? __wake_up_common+0x90/0x90
[ 6.048416] [<ffffffff816dac80>] ? usb_reset_device+0x1d0/0x1d0
[ 6.050639] [<ffffffff81163ea0>] kthread+0xf0/0x110
[ 6.052685] [<ffffffff81163db0>] ? insert_kthread_work+0x80/0x80
[ 6.054911] [<ffffffff81a731fc>] ret_from_fork+0x7c/0xb0
[ 6.057052] [<ffffffff81163db0>] ? insert_kthread_work+0x80/0x80
And so on.. (full dmesg attached)
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