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Message-ID: <56c18a5d.4mR6FT1TNJ7yeYPN%fengguang.wu@intel.com>
Date: Mon, 15 Feb 2016 16:20:45 +0800
From: kernel test robot <fengguang.wu@...el.com>
To: Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc: LKP <lkp@...org>, linux-kernel@...r.kernel.org,
"Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
wfg@...ux.intel.com
Subject: [ppdev] e7223f1860: kernel BUG at drivers/base/driver.c:153!
Greetings,
0day kernel testing robot got the below dmesg and the first bad commit is
https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git char-misc-testing
commit e7223f18603374d235d8bb0398532323e5f318b9
Author: Sudip Mukherjee <sudipm.mukherjee@...il.com>
AuthorDate: Fri Feb 12 18:33:45 2016 +0530
Commit: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CommitDate: Sun Feb 14 17:43:50 2016 -0800
ppdev: use new parport device model
Modify ppdev driver to use the new parallel port device model.
Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
+---------------------------------------------------------------------+------------+------------+------------+
| | 3c8db58432 | e7223f1860 | 8eb81b9e40 |
+---------------------------------------------------------------------+------------+------------+------------+
| boot_successes | 29 | 0 | 0 |
| boot_failures | 67 | 30 | 26 |
| Kernel_panic-not_syncing:Attempted_to_kill_init!exitcode= | 67 | | |
| kernel_BUG_at_drivers/base/driver.c | 0 | 30 | 26 |
| invalid_opcode:#[##] | 0 | 30 | 26 |
| invalid_opcode:#[##]PREEMPT_PREEMPT_DEBUG_PAGEALLOC_DEBUG_PAGEALLOC | 0 | 30 | 26 |
| RIP:driver_register | 0 | 30 | 26 |
| Kernel_panic-not_syncing:Fatal_exception | 0 | 30 | 26 |
| backtrace:ppdev_init | 0 | 30 | 26 |
| backtrace:kernel_init_freeable | 0 | 30 | 26 |
+---------------------------------------------------------------------+------------+------------+------------+
[ 1.808834] Non-volatile memory driver v1.3
[ 1.810078] ------------[ cut here ]------------
[ 1.810078] ------------[ cut here ]------------
[ 1.810982] kernel BUG at drivers/base/driver.c:153!
[ 1.810982] kernel BUG at drivers/base/driver.c:153!
[ 1.812297] invalid opcode: 0000 [#1]
[ 1.812297] invalid opcode: 0000 [#1] PREEMPT PREEMPT DEBUG_PAGEALLOC DEBUG_PAGEALLOC
[ 1.813465] CPU: 0 PID: 1 Comm: swapper Not tainted 4.5.0-rc4-00154-ge7223f1 #2
[ 1.813465] CPU: 0 PID: 1 Comm: swapper Not tainted 4.5.0-rc4-00154-ge7223f1 #2
[ 1.814852] task: ffff88000f468000 ti: ffff88000f46c000 task.ti: ffff88000f46c000
[ 1.814852] task: ffff88000f468000 ti: ffff88000f46c000 task.ti: ffff88000f46c000
[ 1.816276] RIP: 0010:[<ffffffff816e0e51>]
[ 1.816276] RIP: 0010:[<ffffffff816e0e51>] [<ffffffff816e0e51>] driver_register+0xa1/0xd0
[<ffffffff816e0e51>] driver_register+0xa1/0xd0
[ 1.817855] RSP: 0000:ffff88000f46fe70 EFLAGS: 00010246
[ 1.817855] RSP: 0000:ffff88000f46fe70 EFLAGS: 00010246
[ 1.818867] RAX: ffffffff82ef039c RBX: 000000000e136c08 RCX: 0000000000000000
[ 1.818867] RAX: ffffffff82ef039c RBX: 000000000e136c08 RCX: 0000000000000000
[ 1.820206] RDX: ffffffff82ef039c RSI: ffffffff83459b80 RDI: ffffffff83456428
[ 1.820206] RDX: ffffffff82ef039c RSI: ffffffff83459b80 RDI: ffffffff83456428
[ 1.821559] RBP: ffff88000f46fe88 R08: 0000000000000001 R09: 0000000000000000
[ 1.821559] RBP: ffff88000f46fe88 R08: 0000000000000001 R09: 0000000000000000
[ 1.822913] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff83456400
[ 1.822913] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff83456400
[ 1.824259] R13: 0000000000000000 R14: ffffffff836bd0b0 R15: 0000000000000000
[ 1.824259] R13: 0000000000000000 R14: ffffffff836bd0b0 R15: 0000000000000000
[ 1.825613] FS: 0000000000000000(0000) GS:ffffffff83221000(0000) knlGS:0000000000000000
[ 1.825613] FS: 0000000000000000(0000) GS:ffffffff83221000(0000) knlGS:0000000000000000
[ 1.827147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1.827147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1.828240] CR2: 0000000000000000 CR3: 0000000003210000 CR4: 00000000001406b0
[ 1.828240] CR2: 0000000000000000 CR3: 0000000003210000 CR4: 00000000001406b0
[ 1.829590] Stack:
[ 1.829590] Stack:
[ 1.829988] ffffffff816d7c89
[ 1.829988] ffffffff816d7c89 000000000e136c08 000000000e136c08 ffffffff8364e617 ffffffff8364e617 ffff88000f46fea0 ffff88000f46fea0
[ 1.831442] ffffffff8364e695
[ 1.831442] ffffffff8364e695 ffff88000e136af0 ffff88000e136af0 ffff88000f46ff10 ffff88000f46ff10 ffffffff8361e0b5 ffffffff8361e0b5
[ 1.832903] 0000000000000000
[ 1.832903] 0000000000000000 ffffffff8312c928 ffffffff8312c928 000005ca00060006 000005ca00060006 ffffffff82f32904 ffffffff82f32904
[ 1.834368] Call Trace:
[ 1.834368] Call Trace:
[ 1.834841] [<ffffffff816d7c89>] ? __parport_register_driver+0x39/0x100
[ 1.834841] [<ffffffff816d7c89>] ? __parport_register_driver+0x39/0x100
[ 1.836121] [<ffffffff8364e617>] ? rng_init+0x12/0x12
[ 1.836121] [<ffffffff8364e617>] ? rng_init+0x12/0x12
[ 1.837099] [<ffffffff8364e695>] ppdev_init+0x7e/0xcb
[ 1.837099] [<ffffffff8364e695>] ppdev_init+0x7e/0xcb
[ 1.838081] [<ffffffff8361e0b5>] do_one_initcall+0xf0/0x183
[ 1.838081] [<ffffffff8361e0b5>] do_one_initcall+0xf0/0x183
[ 1.839164] [<ffffffff8361e249>] kernel_init_freeable+0x101/0x187
[ 1.839164] [<ffffffff8361e249>] kernel_init_freeable+0x101/0x187
[ 1.840344] [<ffffffff82695b10>] ? rest_init+0x130/0x130
[ 1.840344] [<ffffffff82695b10>] ? rest_init+0x130/0x130
[ 1.841379] [<ffffffff82695b19>] kernel_init+0x9/0xe0
[ 1.841379] [<ffffffff82695b19>] kernel_init+0x9/0xe0
[ 1.842366] [<ffffffff8269fb1f>] ret_from_fork+0x3f/0x70
[ 1.842366] [<ffffffff8269fb1f>] ret_from_fork+0x3f/0x70
[ 1.843405] [<ffffffff82695b10>] ? rest_init+0x130/0x130
[ 1.843405] [<ffffffff82695b10>] ? rest_init+0x130/0x130
[ 1.844437] Code:
[ 1.844437] Code: ff ff 85 85 c0 c0 41 41 89 89 c4 c4 75 75 13 13 48 48 8b 8b 7b 7b 70 70 31 31 f6 f6 e8 e8 47 47 d3 d3 e8 e8 ff ff 44 44 89 89 e0 e0 5b 5b 41 41 5c 5c 5d 5d c3 c3 48 48 89 89 df df e8 e8 b7 b7 df df ff ff ff ff 44 44 89 89 e0 e0 5b 5b 41 41 5c 5c 5d 5d c3 c3 <0f> <0f> 0b 0b 48 48 8b 8b 33 33 48 48 c7 c7 c7 c7 58 58 f3 f3 f8 f8 82 82 e8 e8 ed ed 24 24 a5 a5 ff ff 48 48 8b 8b 73 73 08 08
[ 1.848930] RIP
[ 1.848930] RIP [<ffffffff816e0e51>] driver_register+0xa1/0xd0
[<ffffffff816e0e51>] driver_register+0xa1/0xd0
[ 1.850075] RSP <ffff88000f46fe70>
[ 1.850075] RSP <ffff88000f46fe70>
[ 1.850780] ---[ end trace 301e5f19aca79aa0 ]---
[ 1.850780] ---[ end trace 301e5f19aca79aa0 ]---
git bisect start 8eb81b9e40322ecdc7c326ca3d429af82dc71c45 18558cae0272f8fd9647e69d3fec1565a7949865 --
git bisect good 81177251dd233e878a3ab7fa4fb34a9d985c69ab # 11:25 22+ 1 Merge 'tty/tty-testing' into devel-catchup-201602151050
git bisect bad 408808ab2ab758c6fa1bdec8fe4d7f7120779186 # 11:33 0- 12 Merge 'linux-review/Simon-Horman/MAINTAINERS-Update-mailing-list-for-Renesas-ARM64-SoC-Development/20160215-095242' into devel-catchup-201602151050
git bisect good 0a6b1d10601e41de57eeadcf17164d7e668425b7 # 11:41 22+ 0 Merge 'jsakkine-tpmdd/master' into devel-catchup-201602151050
git bisect bad 84e1e09d3107ab136b1e932d9d8e6fe9097e21be # 11:47 0- 24 Merge 'char-misc/char-misc-testing' into devel-catchup-201602151050
git bisect good 52210c8745e418f82f3f0aeeee01d7bc4858812a # 12:03 22+ 7 coresight: implementing 'cpu_id()' API
git bisect good 202cdb6f889bf45e1cb4883e1727e9909152b777 # 12:10 22+ 0 drivers: char: raw: Removed unnecessary braces
git bisect good 990162f038400bd229685316beea1155be095125 # 12:17 22+ 14 char: nwbutton: avoid unused variable warning
git bisect good 6ddf2f0cb1e1931d16e08e30130ed04e5a441f2c # 12:26 22+ 18 misc: mic: use after free printing error message
git bisect good 83e80605cc3ce6a2ac966151cd515f691e4835e0 # 12:32 22+ 24 ppdev: remove braces
git bisect good 3c8db584323875a50696718c89d94cef0ed54f30 # 12:39 22+ 22 ppdev: remove space before tab
git bisect bad 396ec3dea3d82d0a32906efe9803a8ef2647df51 # 12:47 0- 23 ppdev: use dev_* macros
git bisect bad e7223f18603374d235d8bb0398532323e5f318b9 # 12:51 0- 24 ppdev: use new parport device model
# first bad commit: [e7223f18603374d235d8bb0398532323e5f318b9] ppdev: use new parport device model
git bisect good 3c8db584323875a50696718c89d94cef0ed54f30 # 12:54 66+ 67 ppdev: remove space before tab
# extra tests with DEBUG_INFO
git bisect bad e7223f18603374d235d8bb0398532323e5f318b9 # 13:00 0- 3 ppdev: use new parport device model
# extra tests on HEAD of linux-devel/devel-catchup-201602151050
git bisect bad 8eb81b9e40322ecdc7c326ca3d429af82dc71c45 # 13:00 0- 26 0day head guard for 'devel-catchup-201602151050'
# extra tests on tree/branch char-misc/char-misc-testing
git bisect bad 396ec3dea3d82d0a32906efe9803a8ef2647df51 # 13:08 0- 30 ppdev: use dev_* macros
# extra tests with first bad commit reverted
git bisect good 695d7d11b66df48501e9b9f6f4bf94e28817b2ca # 15:48 62+ 44 Revert "ppdev: use new parport device model"
# extra tests on tree/branch linus/master
git bisect good 1926e54f115725a9248d0c4c65c22acaf94de4c4 # 16:07 62+ 8 MAINTAINERS: Update mailing list for Renesas ARM64 SoC Development
# extra tests on tree/branch linux-next/master
git bisect good 2625f908fc0cbd7e40483217772888529ecbdfd1 # 16:20 64+ 64 Add linux-next specific files for 20160215
This script may reproduce the error.
----------------------------------------------------------------------------
#!/bin/bash
kernel=$1
initrd=yocto-minimal-x86_64.cgz
wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/raw/master/initrd/$initrd
kvm=(
qemu-system-x86_64
-enable-kvm
-cpu Haswell,+smep,+smap
-kernel $kernel
-initrd $initrd
-m 256
-smp 1
-device e1000,netdev=net0
-netdev user,id=net0
-boot order=nc
-no-reboot
-watchdog i6300esb
-rtc base=localtime
-serial stdio
-display none
-monitor null
)
append=(
hung_task_panic=1
earlyprintk=ttyS0,115200
systemd.log_level=err
debug
apic=debug
sysrq_always_enabled
rcupdate.rcu_cpu_stall_timeout=100
panic=-1
softlockup_panic=1
nmi_watchdog=panic
oops=panic
load_ramdisk=2
prompt_ramdisk=0
console=ttyS0,115200
console=tty0
vga=normal
root=/dev/ram0
rw
drbd.minor_count=8
)
"${kvm[@]}" --append "${append[*]}"
----------------------------------------------------------------------------
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/lkp Intel Corporation
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