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Message-ID: <59d177a7.vsiddgOxdHRIlRvy%fengguang.wu@intel.com>
Date: Mon, 02 Oct 2017 07:17:59 +0800
From: kernel test robot <fengguang.wu@...el.com>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: LKP <lkp@...org>, linux-soc@...r.kernel.org,
linux-arm-msm@...r.kernel.org, dmaengine@...r.kernel.org,
linux-samsung-soc@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, linux-usb@...r.kernel.org,
Vinod Koul <vinod.koul@...el.com>,
LKML <linux-kernel@...r.kernel.org>, wfg@...ux.intel.com
Subject: 4879b7ae05 ("Merge tag 'dmaengine-4.12-rc1' of .."): WARNING:
kernel stack regs at bd92bc2e in 01-cpu-hotplug:3811 has bad 'bp' value
000001be
Greetings,
0day kernel testing robot got the below dmesg and the first bad commit is
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit 4879b7ae05431ebcd228a4ff25a81120b3d85891
Merge: ecc721a72c121 be13ec668d043
Author: Linus Torvalds <torvalds@...ux-foundation.org>
AuthorDate: Tue May 9 15:40:28 2017 -0700
Commit: Linus Torvalds <torvalds@...ux-foundation.org>
CommitDate: Tue May 9 15:40:28 2017 -0700
Merge tag 'dmaengine-4.12-rc1' of git://git.infradead.org/users/vkoul/slave-dma
Pull dmaengine updates from Vinod Koul:
"This time again a smaller update consisting of:
- support for TI DA8xx dma controller and updates to the cppi driver
- updates on bunch of drivers like xilinx, pl08x, stm32-dma, mv_xor,
ioat, dmatest"
* tag 'dmaengine-4.12-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (35 commits)
dmaengine: pl08x: remove lock documentation
dmaengine: pl08x: fix pl08x_dma_chan_state documentation
dmaengine: pl08x: Use the BIT() macro consistently
dmaengine: pl080: Fix some missing kerneldoc
dmaengine: pl080: Cut some unused defines
dmaengine: dmatest: Add check for supported buffer count (sg_buffers)
dmaengine: dmatest: Select DMA_ENGINE_RAID as its needed for the slave_sg test
dmaengine: virt-dma: Convert to use list_for_each_entry_safe()
dma-debug: use offset_in_page() macro
dmaengine: mv_xor: use offset_in_page() macro
dmaengine: dmatest: use offset_in_page() macro
dmaengine: sun4i: fix invalid argument
dmaengine: ioat: use setup_timer
dmaengine: cppi41: Fix an Oops happening in cppi41_dma_probe()
dmaengine: pl330: remove pdata based initialization
dmaengine: cppi: fix build error due to bad variable
dmaengine: imx-sdma: add 1ms delay to ensure SDMA channel is stopped
dmaengine: cppi41: use managed functions devm_*()
dmaengine: cppi41: fix cppi41_dma_tx_status() logic
dmaengine: qcom_hidma: pause the channel on shutdown
...
ecc721a72c Merge tag 'pwm/for-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm
be13ec668d Merge branch 'topic/pl330' into for-linus
4879b7ae05 Merge tag 'dmaengine-4.12-rc1' of git://git.infradead.org/users/vkoul/slave-dma
9e66317d3c Linux 4.14-rc3
1418b85217 Add linux-next specific files for 20170929
+-------------------------------------------------------+------------+------------+------------+-----------+---------------+
| | ecc721a72c | be13ec668d | 4879b7ae05 | v4.14-rc3 | next-20170929 |
+-------------------------------------------------------+------------+------------+------------+-----------+---------------+
| boot_successes | 1009 | 1009 | 909 | 5 | 510 |
| boot_failures | 0 | 0 | 1 | 4 | 153 |
| WARNING:kernel_stack | 0 | 0 | 1 | 3 | 111 |
| BUG:unable_to_handle_kernel | 0 | 0 | 0 | 3 | 48 |
| Oops:#[##] | 0 | 0 | 0 | 3 | 48 |
| EIP:update_stack_state | 0 | 0 | 0 | 3 | 48 |
| Kernel_panic-not_syncing:Fatal_exception_in_interrupt | 0 | 0 | 0 | 3 | 48 |
| invoked_oom-killer:gfp_mask=0x | 0 | 0 | 0 | 1 | 16 |
| Mem-Info | 0 | 0 | 0 | 1 | 16 |
| EIP:clear_user | 0 | 0 | 0 | 0 | 2 |
| EIP:copy_page_to_iter | 0 | 0 | 0 | 0 | 1 |
+-------------------------------------------------------+------------+------------+------------+-----------+---------------+
[ 98.541044] random: ubusd: uninitialized urandom read (4 bytes read)
[ 98.541708] random: ubusd: uninitialized urandom read (4 bytes read)
[ 98.549594] random: ubusd: uninitialized urandom read (4 bytes read)
[ 98.550365] random: ubusd: uninitialized urandom read (4 bytes read)
[ 110.395203] sock: process `trinity-main' is using obsolete setsockopt SO_BSDCOMPAT
[ 110.399425] WARNING: kernel stack regs at bd92bc2e in 01-cpu-hotplug:3811 has bad 'bp' value 000001be
[ 110.399428] unwind stack type:0 next_sp: (null) mask:0x2 graph_idx:0
[ 110.399431] bd92bc2e: 92bc7f00 (0x92bc7f00)
[ 110.399433] bd92bc32: c27041bd (0xc27041bd)
[ 110.399435] bd92bc36: 92bc7fb8 (0x92bc7fb8)
[ 110.399436] bd92bc3a: ffffffbd (0xffffffbd)
# HH:MM RESULT GOOD BAD GOOD_BUT_DIRTY DIRTY_NOT_BAD
git bisect start v4.12 v4.11 --
git bisect bad f3926e4c2a4b53c25a998de168d4eef6d0360369 # 16:26 B 172 1 0 0 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
git bisect good 677375cef8cb7763ef620e007873117b9bad72a0 # 22:11 G 903 0 0 1 Merge tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt
git bisect bad 09d79d103371b1b7ea70ea7f9c05ac207ef22f5d # 23:30 B 663 1 0 1 Merge tag 'docs-4.12-2' of git://git.lwn.net/linux
git bisect bad 7fc22f45fef00b55d9517e340650b6a0368faff1 # 02:35 B 503 1 0 0 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
git bisect good 11fbf53d66ec302fe50b06bd7cb4863dbb98775a # 07:12 G 910 0 0 5 Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
git bisect good 0ff4c01b279a590a2826ade9321ad8c7ca5a1b6c # 10:08 G 905 0 0 0 Merge tag 'armsoc-arm64' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
git bisect good 28b47809b2171a6cfbab839936b24280639c9f85 # 12:37 G 902 0 0 0 Merge tag 'iommu-updates-v4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
git bisect bad 4879b7ae05431ebcd228a4ff25a81120b3d85891 # 13:08 B 274 1 0 0 Merge tag 'dmaengine-4.12-rc1' of git://git.infradead.org/users/vkoul/slave-dma
git bisect good ecc721a72c121e8b641d68efd24a225abedb9a30 # 14:57 G 910 0 0 0 Merge tag 'pwm/for-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm
git bisect good f23514b1017905c2798224fa07e236471b9ed1e7 # 16:35 G 903 0 0 0 Merge branch 'topic/cppi' into for-linus
git bisect good dd2b9ff8a9f992b4c85842e8b7c0b6f08f9e7e7c # 18:08 G 910 0 0 0 Merge branch 'topic/pl08x' into for-linus
git bisect good 3378e7a49fda9537d48953cd41cf7836c472ba2f # 19:33 G 910 0 0 0 Merge branch 'topic/qcom' into for-linus
git bisect good b7b0201a6743c4d9b634da68ad8bb94db28b8e69 # 20:58 G 910 0 0 0 Merge branch 'topic/xilinx' into for-linus
git bisect good be13ec668d043e5313985014d34735ec6ede074a # 05:52 G 910 0 0 0 Merge branch 'topic/pl330' into for-linus
# first bad commit: [4879b7ae05431ebcd228a4ff25a81120b3d85891] Merge tag 'dmaengine-4.12-rc1' of git://git.infradead.org/users/vkoul/slave-dma
git bisect good ecc721a72c121e8b641d68efd24a225abedb9a30 # 06:03 G 1004 0 0 0 Merge tag 'pwm/for-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm
git bisect good be13ec668d043e5313985014d34735ec6ede074a # 06:51 G 1009 0 0 0 Merge branch 'topic/pl330' into for-linus
# extra tests on HEAD of linux-devel/devel-catchup-201709292214
git bisect bad ad260dff250ef395475b3fadb7f751beb283772b # 06:52 B 7 6 0 2 0day head guard for 'devel-catchup-201709292214'
# extra tests on tree/branch linus/master
git bisect bad 9e66317d3c92ddaab330c125dfe9d06eee268aff # 07:16 B 6 3 1 1 Linux 4.14-rc3
# extra tests on tree/branch linux-next/master
git bisect bad 1418b852174ad50b3cb4738b8801626aefdc0bd9 # 07:17 B 472 111 0 42 Add linux-next specific files for 20170929
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/lkp Intel Corporation
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