On Sat, 2013-02-09 at 20:39 +0800, Fengguang Wu wrote:
> Greetings,
>
> I got the below oops in linux-next and the first bad commit is
>
> commit 455e987c0c2eb2c9045dc854559474cf41509965
> Merge: 7c17e48 fd6da69
> Author: Linus Torvalds <torva...@linux-foundation.org>
> Date: Sat Dec 1 13:07:48 2012 -0800
>
> Merge branch 'perf-urgent-for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
>
> Pull perf fixes from Ingo Molnar:
> "This is mostly about unbreaking architectures that took the UAPI
> changes in the v3.7 cycle, plus misc fixes."
>
> * 'perf-urgent-for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
> perf kvm: Fix building perf kvm on non x86 arches
> perf kvm: Rename perf_kvm to perf_kvm_stat
> perf: Make perf build for x86 with UAPI disintegration applied
> perf powerpc: Use uapi/unistd.h to fix build error
> tools: Pass the target in descend
> tools: Honour the O= flag when tool build called from a higher Makefile
> tools: Define a Makefile function to do subdir processing
> x86: Export asm/{svm.h,vmx.h,perf_regs.h}
> perf tools: Fix strbuf_addf() when the buffer needs to grow
> perf header: Fix numa topology printing
> perf, powerpc: Fix hw breakpoints returning -ENOSPC
>
> [ 108.102297] NET4: DECnet for Linux: V.2.5.68s (C) 1995-2003 Linux DECnet
> Project Team
> [ 108.105501] ------------[ cut here ]------------
> [ 108.106286] WARNING: at /c/kernel-tests/src/i386/net/core/neighbour.c:1545
> neigh_table_init+0x16f/0x490()
> [ 108.107506] Hardware name: Bochs
> [ 108.108577] Pid: 1, comm: swapper Not tainted 3.8.0-rc5-01118-geee5035 #17
> [ 108.109506] Call Trace:
> [ 108.111179] [<c1054e52>] warn_slowpath_common+0xf2/0x140
> [ 108.112064] [<c1acc2af>] ? neigh_table_init+0x16f/0x490
> [ 108.112880] [<c1acc2af>] ? neigh_table_init+0x16f/0x490
> [ 108.114164] [<c24d8c67>] ? atm_clip_init+0x98/0x98
> [ 108.115409] [<c1054ff9>] warn_slowpath_null+0x39/0x50
> [ 108.116776] [<c1acc2af>] neigh_table_init+0x16f/0x490
> [ 108.118169] [<c1d0ba16>] ? mutex_unlock+0x16/0x30
> [ 108.119260] [<c1a9cbf5>] ? proto_register+0x65/0x350
> [ 108.120016] [<c24d8c67>] ? atm_clip_init+0x98/0x98
> [ 108.121591] [<c24d91c6>] dn_neigh_init+0x1b/0x2b
> [ 108.122305] [<c24d8cce>] decnet_init+0x67/0xfc
> [ 108.123169] [<c2472470>] do_one_initcall+0xf2/0x259
> [ 108.124259] [<c24727fa>] kernel_init_freeable+0x223/0x393
> [ 108.125053] [<c2471548>] ? loglevel+0x55/0x55
> [ 108.125712] [<c1ce8b59>] kernel_init+0x19/0x200
> [ 108.126411] [<c1d114fb>] ret_from_kernel_thread+0x1b/0x30
> [ 108.127194] [<c1ce8b40>] ? rest_init+0x1f0/0x1f0
> [ 108.128351] ---[ end trace 1bcbb5f262552fec ]---
>
> git bisect start v3.7 v3.6 --
> git bisect good d66e6737d454553e1e62109d8298ede5351178a4 # 10 2013-02-09
> 11:28:24 Merge
> git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
> git bisect good e1b28147f684af67bfac989756c27c19859d3d4e # 10 2013-02-09
> 11:58:58 Merge branch 'for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
> git bisect good 37820108f395032e850e400139d956561a043c26 # 10 2013-02-09
> 12:28:59 Merge tag 'fixes-for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
> git bisect good 60541d778e536455970281de25b2476e01c03aef # 10 2013-02-09
> 12:59:29 unicore32: switch to generic sys_execve()
> git bisect good 403f43c937d24832b18524f65415c0bbba6b5064 # 10 2013-02-09
> 13:29:53 team: bcast: convert return value of team_dev_queue_xmit() to bool
> correctly
> git bisect good e23739b4ade80a3a7f87198f008f6c44a7cbc9fd # 10 2013-02-09
> 14:00:15 Merge branch 'v4l_for_linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
> git bisect bad 455e987c0c2eb2c9045dc854559474cf41509965 # 0 2013-02-09
> 14:03:12 Merge branch 'perf-urgent-for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
> git bisect good 50a53bbe1280839755cb120eef729ad150f644f9 # 10 2013-02-09
> 14:31:02 Merge branch 'akpm' (Fixes from Andrew)
> git bisect good 31e06a42a34395111842707a85774151245447b7 # 10 2013-02-09
> 15:01:25 Merge branch 'for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal
> git bisect good 97a13bf3fed11a7508d58b67515c4b83cce25540 # 10 2013-02-09
> 15:31:48 Merge tag 'perf-uapi-20121119' of
> git://git.infradead.org/users/dhowells/linux-headers into perf/urgent
> git bisect good 8fdd78eeb11aeda018b22424f863344ef83a92d3 # 10 2013-02-09
> 16:02:24 Merge tag 'for-linus' of
> git://linux-c6x.org/git/projects/linux-c6x-upstreaming
> git bisect good 7c17e486e865d616f0e37c7f7f0e4dcfab704cd8 # 10 2013-02-09
> 16:32:42 Merge branch 'x86/urgent' of
> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
> git bisect good 7321090f6751c9987c26a8c81c63680d16a614d7 # 10 2013-02-09
> 17:03:13 perf kvm: Fix building perf kvm on non x86 arches
> git bisect good fd6da696f38b00ffeae1185d6f0ec5d4ab3b472d # 10 2013-02-09
> 17:33:37 Merge tag 'perf-urgent-for-mingo' of
> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
> git bisect good 7c17e486e865d616f0e37c7f7f0e4dcfab704cd8 # 30 2013-02-09
> 18:34:45 Merge branch 'x86/urgent' of
> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
> git bisect good fd6da696f38b00ffeae1185d6f0ec5d4ab3b472d # 30 2013-02-09
> 19:35:42 Merge tag 'perf-urgent-for-mingo' of
> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
> git bisect bad e347c988b34344c5192c2c238ad1c4bae51e975b # 0 2013-02-09
> 19:51:48 Add linux-next specific files for 20130208
Well, bug as added in commit 08433eff2d041b263c68306f6a6ccb4e1f75e196
(net neigh: Optimize neighbor entry size calculation.)
CC Yoshifuji
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
