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Message-ID: <20140114134525.GA29558@localhost>
Date: Tue, 14 Jan 2014 21:45:25 +0800
From: Fengguang Wu <fengguang.wu@...el.com>
To: David Herrmann <dh.herrmann@...il.com>
Cc: Dave Airlie <airlied@...il.com>, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Subject: [drm] BUG: spinlock lockup suspected on CPU#0, swapper/0/1
Hi David,
I'm not sure if this is a good bisect because the errors are noisy,
however it's good to inform you of this possibility.
First bad commit may be a3483353c ("drm: check for !kdev in drm_unplug_minor()")
===================================================
PARENT COMMIT NOT CLEAN. LOOK OUT FOR WRONG BISECT!
===================================================
+------------------------------------------------------------------------------------+--------------+--------------+
| | 0846c728e20a | efb753b8e013 |
+------------------------------------------------------------------------------------+--------------+--------------+
| boot_successes | 183 | 18 |
| boot_failures | 162 | 11 |
| BUG:kernel_early_hang_without_any_printk_output | 1 | |
| BUG:unable_to_handle_kernel | 161 | 3 |
| BUG:unable_to_handle_kernel_NULL_pointer_dereferenceNULL_pointer_dereference_at | 161 | |
| Oops | 161 | 3 |
| Oops:SMP_SMP_DEBUG_PAGEALLOCDEBUG_PAGEALLOC | 161 | 3 |
| EIP_is_at_drm_unplug_minor | 161 | |
| Kernel_panic-not_syncing:Fatal_exception | 161 | 2 |
| BUG:spinlock_lockup_suspected_on_CPU | 0 | 3 |
| INFO:NMI_handler(arch_trigger_all_cpu_backtrace_handler)took_too_long_to_run:msecs | 0 | 1 |
| BUG:unable_to_handle_kernel_paging_requestpaging_request_at | 0 | 3 |
| BUG:Bad_page_state_in_process | 0 | 1 |
| BUG:kernel_test_hang | 0 | 4 |
| EIP_is_at_default_send_IPI_mask_logical | 0 | 3 |
| EIP_is_at_slob_free | 0 | 3 |
| EIP_is_at_drm_debugfs_cleanup | 0 | 1 |
| Kernel_panic-not_syncing:Fatal_exception_in_interrupt | 0 | 1 |
+------------------------------------------------------------------------------------+--------------+--------------+
[ 12.071139] parport0: PC-style at 0x378
[ 12.071139] parport0: PC-style at 0x378, irq 7, irq 7 [ [PCSPPPCSPP,TRISTATE,TRISTATE]
]
[ 12.115335] BUG: spinlock lockup suspected on CPU#0, swapper/0/1
git bisect start 26b265cd29dde56bf0901c421eabc7ae815f38c4 v3.12 --
git bisect good 7e1a1e9378018aeea2c7e8a3dd2ceb1db1523b0b # 23:43 115+ 1 Merge tag 'xfs-for-linus-v3.13-rc1' of git://oss.sgi.com/xfs/xfs
git bisect bad 13509c3a9d20a9df93dc9b944e8bd20fe1b454a7 # 23:58 3- 2 Merge branch 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
git bisect bad 4937e2a6f939a41bf811378e80d71f68aa0950c6 # 00:16 4- 4 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
git bisect good 049ffa8ab33a63b3bff672d1a0ee6a35ad253fe8 # 01:04 115+ 46 Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
git bisect good 98d38dd2ee30322fc9934d7490be3c5bee80950e # 01:52 115+ 51 Merge tag 'for-3.13' of git://git.openrisc.net/~jonas/linux
git bisect bad f412f2c60b480fa5140a4b4cb321cd48c64e1812 # 02:06 0- 1 Merge branch 'for-linus' of git://git.kernel.dk/linux-block
git bisect good 6c0514ddd973ff13c3d2b2e7ac1422c982afb8eb # 02:41 115+ 43 Merge tag 'blackfin-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux
git bisect bad cd1177f25069cb494680eedd718e7c6d8fd85d10 # 02:52 9- 4 Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
git bisect bad a3483353ca4e6dbeef2ed62ebed01af109b5b27a # 03:23 9- 2 drm: check for !kdev in drm_unplug_minor()
# first bad commit: [a3483353ca4e6dbeef2ed62ebed01af109b5b27a] drm: check for !kdev in drm_unplug_minor()
git bisect good 0846c728e20a0cd1e43fb75a3015f3b176a26466 # 06:05 345+ 162 Merge branch 'drm-nouveau-next' of git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-next
git bisect bad efb753b8e0136fe66b507e8e1e42b5a2df7ba44d # 06:05 0- 11 crypto: ixp4xx - Fix kernel compile error
git bisect good cf0c16eccacc7eaba6e710e553a7b5c0c39c6d70 # 09:20 345+ 178 Revert "drm: check for !kdev in drm_unplug_minor()"
git bisect good 228fdc083b017eaf90e578fa86fb1ecfd5ffae87 # 11:23 345+ 3 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
git bisect good 1955a14a5ba6e3c3b11117812d11dc550ccc37ae # 12:58 345+ 0 Add linux-next specific files for 20140110
Thanks,
Fengguang
View attachment "dmesg-yocto-athens-27:20140105213955:i386-randconfig-r2-0105:3.13.0-rc1-00086-gefb753b:160" of type "text/plain" (77428 bytes)
View attachment "i386-randconfig-r2-0105-efb753b8e0136fe66b507e8e1e42b5a2df7ba44d-BUG:-spinlock-lockup-suspected-on-CPU-8120.log" of type "text/plain" (16254 bytes)
View attachment "config-3.13.0-rc1-00086-gefb753b" of type "text/plain" (91583 bytes)
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