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SubjectRe: linux-next: Tree for December 1
Stephen Rothwell wrote:
> Hi all,
> Changes since 20091130:
> The origin tree gained a build failure for which I reverted a commit.
> Ingo also reported another build failure for which I applied his patch.
> The pxa tree lost its build failure.
> The powerpc tree gained a build failure for which I reverted a commit.
> The net tree gained a conflict against the wireless-current tree.
> The mtd tree gained a conflict against the pxa tree.
> The pcmcia tree lost 2 conflicts but gained another against the arm tree.
> The trivial tree lost a conflict.
> The percpu tree gained a conflict against the slab tree.

It seems to me that percpu has more other troubles too.
Look at boolog below for Microblaze with MMU.

I haven't look at that problem deeper but I will.
Any suggestion what could be wrong?

Problems started in linux-next from November 27.
You can look at logs.


early_printk_console is enabled at 0x84000000
Ramdisk addr 0x00000003, FDT at 0x9099c414
Linux version 2.6.32-rc8-next-20091201 ( (gcc version
4.1.2) #1 Tue Dec 1 09:34:15 CET 2009
setup_cpuinfo: initialising
setup_cpuinfo: Using full CPU PVR support
setup_memory: max_mapnr: 0x10000
setup_memory: min_low_pfn: 0x90000
setup_memory: max_low_pfn: 0xa0000
On node 0 totalpages: 65536
free_area_init_node: node 0, pgdat c02cc768, node_mem_map c09a1000
Normal zone: 512 pages used for memmap
Normal zone: 0 pages reserved
Normal zone: 65024 pages, LIFO batch:15
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 65024
Kernel command line: console=ttyUL0,115200
PID hash table entries: 1024 (order: 0, 4096 bytes)
Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
Memory: 249600k/262144k available
Hierarchical RCU implementation.
xlnx,xps-intc-1.00.a #0 at 0xd0000000, num_irq=9, edge=0x100
xlnx,xps-timer-1.00.a #0 at 0xd0004000, irq=3
microblaze_timer_set_mode: shutdown
microblaze_timer_set_mode: periodic
Calibrating delay loop... 119.19 BogoMIPS (lpj=595968)
Mount-cache hash table entries: 512
------------[ cut here ]------------
WARNING: at include/linux/percpu.h:157 __create_workqueue_key+0x1c0/0x1d0()
Modules linked in:

cf831f1c c0033694 00000000 00000000 c022dac0 c0013f40 c022836c c022dac0
0000009d c0029814 0001ffff c0973e20 cf8032e4 00000000 00000000 c022dad8
c002980c 00000000 c02d68f8 c02e6218 00000000 00000000 c022dad8 c02d5860
Call Trace:

[<c0033694>] atomic_notifier_chain_register+0x40/0x64
[<c0013f40>] warn_slowpath_null+0xc/0x20
[<c0029814>] __create_workqueue_key+0x1c0/0x1d0
[<c002980c>] __create_workqueue_key+0x1b8/0x1d0
[<c02d68f8>] spawn_softlockup_task+0x0/0xc0
[<c02d5860>] init_workqueues+0x48/0xa0
[<c02ce104>] kernel_init+0x0/0x184
[<c02ce148>] kernel_init+0x44/0x184
[<c02ce170>] kernel_init+0x6c/0x184
[<c00023a0>] kernel_thread_helper+0xc/0x20
[<c0002394>] kernel_thread_helper+0x0/0x20

---[ end trace 139ce121c98e96c9 ]---
NET: Registered protocol family 16
bio: create slab <bio-0> at 0
Switching to clocksource microblaze_clocksource
NET: Registered protocol family 2
IP route cache hash table entries: 2048 (order: 1, 8192 bytes)
TCP established hash table entries: 8192 (order: 4, 65536 bytes)
TCP bind hash table entries: 8192 (order: 5, 163840 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
TCP reno registered
NET: Registered protocol family 1
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
Slow work thread pool: Starting up
Slow work thread pool: Ready
msgmni has been set to 487
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
84000000.serial: ttyUL0 at MMIO 0x84000003 (irq = 8) is a uartlite
console [ttyUL0] enabled
brd: module loaded
TCP cubic registered
NET: Registered protocol family 17
Freeing unused kernel memory: 6801k freed
Mounting proc:
Mounting var:
Populating /var:
Running local start scripts.
Mounting sysfs:
Setting hostname:
Setting up interface lo:
Setting up interface eth0:
BUG: failure at kernel/workqueue.c:431/process_one_work()!
Kernel panic - not syncing: BUG!
Rebooting in 120 seconds..timeout

> ----------------------------------------------------------------------------
> I have created today's linux-next tree at
> git://
> (patches at ). If you
> are tracking the linux-next tree using git, you should not use "git pull"
> to do so as that will try to merge the new linux-next release with the
> old one. You should use "git fetch" as mentioned in the FAQ on the wiki
> (see below).
> You can see which trees have been included by looking in the Next/Trees
> file in the source. There are also quilt-import.log and merge.log files
> in the Next directory. Between each merge, the tree was built with
> a ppc64_defconfig for powerpc and an allmodconfig for x86_64. After the
> final fixups (if any), it is also built with powerpc allnoconfig (32 and
> 64 bit), ppc44x_defconfig and allyesconfig (minus
> CONFIG_PROFILE_ALL_BRANCHES - this fails its final link) and i386, sparc
> and sparc64 defconfig. These builds also have
> CONFIG_DEBUG_INFO disabled when necessary.
> Below is a summary of the state of the merge.
> We are up to 154 trees (counting Linus' and 21 trees of patches pending
> for Linus' tree), more are welcome (even if they are currently empty).
> Thanks to those who have contributed, and to those who haven't, please do.
> Status of my local build tests will be at
> . If maintainers want to give
> advice about cross compilers/configs that work, we are always open to add
> more builds.
> Thanks to Jan Dittmer for adding the linux-next tree to his build tests
> at , the guys at and Randy
> Dunlap for doing many randconfig builds.
> There is a wiki covering stuff to do with linux-next at
> . Thanks to Frank Seidel.

Michal Simek, Ing. (M.Eng)
PetaLogix - Linux Solutions for a Reconfigurable World
w: p: +61-7-30090663,+42-0-721842854 f: +61-7-30090663

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