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Message-ID: <20180721021433.GC12513@shao2-debian>
Date: Sat, 21 Jul 2018 10:14:33 +0800
From: kernel test robot <rong.a.chen@...el.com>
To: Paul Blakey <paulb@...lanox.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
LKP <lkp@...org>
Subject: [lkp-robot] [confidence: ] 499ac3b60f [ 9.040615] WARNING: CPU: 0
PID: 1 at lib/debugobjects.c:328 __debug_object_init
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 499ac3b60f657dae82055fc81c7b01e6242ac9bc
Author: Paul Blakey <paulb@...lanox.com>
AuthorDate: Sun Mar 4 17:29:49 2018 +0200
Commit: David S. Miller <davem@...emloft.net>
CommitDate: Wed Mar 7 10:44:03 2018 -0500
test_rhashtable: add test case for rhltable with duplicate objects
Tries to insert duplicates in the middle of bucket's chain:
bucket 1: [[val 21 (tid=1)]] -> [[ val 1 (tid=2), val 1 (tid=0) ]]
Reuses tid to distinguish the elements insertion order.
Signed-off-by: Paul Blakey <paulb@...lanox.com>
Acked-by: Herbert Xu <herbert@...dor.apana.org.au>
Signed-off-by: David S. Miller <davem@...emloft.net>
d3dcf8eb61 rhashtable: Fix rhlist duplicates insertion
499ac3b60f test_rhashtable: add test case for rhltable with duplicate objects
28c20cc73b Merge tag 'drm-fixes-2018-07-20' of git://anongit.freedesktop.org/drm/drm
89cf553533 Add linux-next specific files for 20180720
+-----------------------------------------------------+------------+------------+------------+---------------+
| | d3dcf8eb61 | 499ac3b60f | 28c20cc73b | next-20180720 |
+-----------------------------------------------------+------------+------------+------------+---------------+
| boot_successes | 0 | 0 | 0 | 0 |
| boot_failures | 78 | 19 | 27 | 51 |
| WARNING:at_arch/x86/mm/dump_pagetables.c:#note_page | 78 | 19 | 25 | 38 |
| EIP:note_page | 78 | 19 | 25 | 38 |
| WARNING:at_lib/debugobjects.c:#__debug_object_init | 0 | 19 | 27 | 51 |
| EIP:__debug_object_init | 0 | 19 | 27 | 51 |
| WARNING:at_mm/page_alloc.c:#__alloc_pages_nodemask | 0 | 0 | 27 | 51 |
| EIP:__alloc_pages_nodemask | 0 | 0 | 27 | 51 |
| Mem-Info | 0 | 0 | 27 | 51 |
+-----------------------------------------------------+------------+------------+------------+---------------+
[ 8.895900] Duration of test: 593133413 ns
[ 9.027319] test if its possible to exceed max_size 8192: no, ok
[ 9.037926] Average test time: 554321718
[ 9.038814] test inserting duplicates
[ 9.039642] ODEBUG: object is on stack, but not annotated
[ 9.040615] WARNING: CPU: 0 PID: 1 at lib/debugobjects.c:328 __debug_object_init+0x228/0x3e0
[ 9.040615] Modules linked in:
[ 9.040615] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.16.0-rc4-00130-g499ac3b #2
[ 9.040615] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 9.047343] EIP: __debug_object_init+0x228/0x3e0
[ 9.047343] EFLAGS: 00210092 CPU: 0
[ 9.047343] EAX: c16719a8 EBX: c0080e28 ECX: c103eae0 EDX: 00000016
[ 9.047343] ESI: c0023e10 EDI: c1fd5238 EBP: 00074b14 ESP: c0023d60
[ 9.047343] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 9.047343] CR0: 80050033 CR2: 00000000 CR3: 01923000 CR4: 000006b0
[ 9.047343] Call Trace:
[ 9.047343] ? bucket_table_alloc+0x70/0x170
[ 9.047343] ? kstrtos8_from_user+0xb0/0xb0
[ 9.047343] ? rhashtable_init+0x1a2/0x2a0
[ 9.047343] ? rhltable_init+0xf/0x30
[ 9.047343] ? test_insert_dup+0x41/0x43d
[ 9.047343] ? sched_clock_local+0xc5/0x190
[ 9.047343] ? kstrtos8_from_user+0xb0/0xb0
[ 9.047343] ? jhash+0x130/0x130
[ 9.047343] ? my_hashfn+0x30/0x30
[ 9.047343] ? test_rht_init+0x2b5/0x55f
[ 9.047343] ? vprintk_default+0xf/0x20
[ 9.047343] ? test_rhashtable+0x409/0x409
[ 9.047343] ? do_one_initcall+0x3f/0x1c0
[ 9.047343] ? parse_args+0xe6/0x370
[ 9.047343] ? set_debug_rodata+0xa/0xa
[ 9.047343] ? kernel_init_freeable+0xe6/0x174
[ 9.047343] ? kernel_init_freeable+0x100/0x174
[ 9.047343] ? rest_init+0x120/0x120
[ 9.047343] ? kernel_init+0x5/0xf0
[ 9.047343] ? ret_from_fork+0x19/0x30
[ 9.047343] Code: ff ff c7 43 08 01 00 00 00 e9 d4 fe ff ff 8b 4c 24 0c 85 c9 0f 84 a5 fe ff ff 40 a3 ec 06 f6 c1 68 74 19 67 c1 e8 ee c1 e4 ff 5a <0f> 0b 8b 43 08 83 f8 03 0f 85 92 fe ff ff ba 83 05 68 c1 89 d8
[ 9.047343] ---[ end trace 3fb7737483abaf54 ]---
[ 9.136072]
# HH:MM RESULT GOOD BAD GOOD_BUT_DIRTY DIRTY_NOT_BAD
git bisect start v4.16 v4.15 --
git bisect good 1388c80438e69fc01d83fbe98da3cac24c3c8731 # 16:06 G 18 0 18 18 Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
git bisect good 98577c6aa2cddf73d55b6f1e2825a1f333ea1723 # 16:40 G 18 0 18 18 Merge tag 'chrome-platform-4.16-rc4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bleung/chrome-platform
git bisect good efac2483e8f289cd879e750075e63a9d16897e65 # 17:12 G 19 0 19 19 Merge branch 'for-4.16-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata
git bisect bad f1869a890cdedb92a3fab969db5d0fd982850273 # 17:31 B 0 9 24 0 tty: vt: fix up tabstops properly
git bisect bad 9ec7ccc8f4f89843991cf692e89fc1fcbca85c83 # 17:59 B 0 14 29 0 Merge tag 'drm-fixes-for-v4.16-rc7' of git://people.freedesktop.org/~airlied/linux
git bisect good 76c0b6a36a1239494a5ae3c0dc83208a8112c483 # 18:36 G 19 0 19 19 Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
git bisect good 9ce207880d8e4b20b6c1bcd82c749970c2b9e6d2 # 18:53 G 18 0 18 18 Merge tag 'mmc-v4.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc
git bisect bad 394c73d396284897207dbb1bad2a43e621cb9dac # 19:09 B 0 13 28 0 Merge tag 'modules-for-v4.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/jeyu/linux
git bisect bad c4f4d2f917729e9b7b8bb452bf4971be93e7a15f # 19:30 B 0 12 27 0 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
git bisect bad 5a9f8df68ee6927f21dd3f2c75c16feb8b53a9e8 # 19:44 B 0 5 20 0 net: dsa: Fix dsa_is_user_port() test inversion
git bisect bad 652dfb2b31b076153c73106863a4a57e5318c152 # 20:16 B 0 19 34 0 Merge tag 'wireless-drivers-for-davem-2018-03-08' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers
git bisect bad 17cfe79a65f98abe535261856c5aef14f306dff7 # 20:35 B 0 18 33 0 l2tp: do not accept arbitrary sockets
git bisect bad 89036a2a9852f70dcec97d5962974fe806828382 # 20:52 B 0 2 17 0 Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth
git bisect good 25b5cdfcce1b57971840505dfc78556bd12dea6d # 21:27 G 19 0 19 19 dt-bindings: net: renesas-ravb: Make stream buffer optional
git bisect bad 803fafbe0cd522fa6b9e41ca3b96cfb2e2a2222d # 21:43 B 0 1 16 0 fsl/fman: avoid sleeping in atomic context while adding an address
git bisect bad 499ac3b60f657dae82055fc81c7b01e6242ac9bc # 22:20 B 0 19 34 0 test_rhashtable: add test case for rhltable with duplicate objects
git bisect good d3dcf8eb615537526bd42ff27a081d46d337816e # 22:45 G 19 0 19 19 rhashtable: Fix rhlist duplicates insertion
# first bad commit: [499ac3b60f657dae82055fc81c7b01e6242ac9bc] test_rhashtable: add test case for rhltable with duplicate objects
git bisect good d3dcf8eb615537526bd42ff27a081d46d337816e # 23:12 G 59 0 59 78 rhashtable: Fix rhlist duplicates insertion
# extra tests with debug options
git bisect bad 499ac3b60f657dae82055fc81c7b01e6242ac9bc # 23:29 B 0 1 16 0 test_rhashtable: add test case for rhltable with duplicate objects
# extra tests on HEAD of linus/master
git bisect bad 30b06abfb92bfd5f9b63ea6a2ffb0bd905d1a6da # 23:41 B 0 5 20 0 Merge tag 'pinctrl-v4.18-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
# extra tests on tree/branch linus/master
git bisect bad 28c20cc73b9cc4288c86c2a3fc62af4087de4b19 # 00:06 B 0 19 34 0 Merge tag 'drm-fixes-2018-07-20' of git://anongit.freedesktop.org/drm/drm
# extra tests with first bad commit reverted
git bisect good 0f03cc902101ed1df7b09968eb0d7fa416e94519 # 00:30 G 18 0 18 18 Revert "test_rhashtable: add test case for rhltable with duplicate objects"
# extra tests on tree/branch linux-next/master
git bisect bad 89cf553533084a35b44f533d59198497d3319d69 # 00:51 B 0 3 46 28 Add linux-next specific files for 20180720
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/lkp Intel Corporation
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