Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot

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To: Dave Hansen <haveblue@...>

Cc: Eric Piel <eric.piel@...>, Andrew Morton <akpm@...>, <linux-kernel@...>, Thomas Renninger <trenn@...>, Len Brown <len.brown@...>, Linus Torvalds <torvalds@...>, Christoph Hellwig <hch@...>, Markus Gaugusch <dsdt@...>, <linux-acpi@...>, Al Viro <viro@...>, Arjan van de Ven <arjanv@...>

Subject: Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot

Date: Saturday, March 15, 2008 - 8:47 am

Am 15.03.2008 00:29 schrieb Dave Hansen:
quoted text> Anyway, I'm sick of too much bitching and too little coding.  Andrew,
> here's a patch for -mm that will at least shut up the spinlock warnings=
=2E

Sorry to say, it doesn't. That is, it does shut up the warning I
reported, but there's a new one appearing now instead, three lines
later. Here's the dmesg diff:

@@ -216,29 +216,30 @@
 CPU0: Thermal monitoring enabled
 Compat vDSO mapped to ffffe000.
 Checking 'hlt' instruction... OK.
-BUG: spinlock bad magic on CPU#0, swapper/0
- lock: c2c19380, .magic: 00000000, .owner: swapper/0, .owner_cpu: 0
-Pid: 0, comm: swapper Not tainted 2.6.25-rc5-mm1-testing #2
- [<c01f728c>] spin_bug+0x7c/0x87
- [<c01f72b0>] _raw_spin_unlock+0x19/0x71
- [<c0301922>] _spin_unlock+0x1d/0x3c
- [<c01981aa>] mnt_want_write+0x62/0x88
- [<c018c382>] sys_mkdirat+0x86/0xd6
- [<c04260ab>] ? clean_path+0x16/0x4a
- [<c017fd6f>] ? kfree+0xd8/0xec
- [<c018c3e2>] sys_mkdir+0x10/0x12
- [<c0426353>] do_name+0x112/0x1b3
- [<c042558b>] write_buffer+0x1d/0x2c
- [<c04255fe>] flush_window+0x64/0xb3
- [<c04272f5>] unpack_to_rootfs+0x62c/0x8b9
- [<c04275a2>] populate_rootfs+0x20/0x109
- [<c0429ed2>] ? alternative_instructions+0x153/0x158
- [<c04248f5>] start_kernel+0x343/0x355
- [<c0424019>] i386_start_kernel+0x8/0xa
- =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
 Unpacking initramfs... done
-Freeing initrd memory: 8767k freed
+Freeing initrd memory: 8834k freed
 ACPI: Core revision 20070126
+INFO: trying to register non-static key.
+the code is fine but needs lockdep annotation.
+turning off the locking correctness validator.
+Pid: 0, comm: swapper Not tainted 2.6.25-rc5-mm1-testing #3
+ [<c014321e>] __lock_acquire+0x144/0xb6e
+ [<c010b1a2>] ? native_sched_clock+0xe0/0xff
+ [<c017fc57>] ? kmem_cache_alloc+0x89/0xc9
+ [<c0142ce0>] ? trace_hardirqs_on+0xe8/0x11d
+ [<c014404f>] lock_acquire+0x6a/0x90
+ [<c013b460>] ? down_trylock+0xc/0x27
+ [<c03016cb>] _spin_lock_irqsave+0x42/0x72
+ [<c013b460>] ? down_trylock+0xc/0x27
+ [<c013b460>] down_trylock+0xc/0x27
+ [<c021fa65>] acpi_os_wait_semaphore+0x67/0x13d
+ [<c023a39e>] acpi_ut_acquire_mutex+0x65/0xcf
+ [<c0230261>] acpi_ns_root_initialize+0x1a/0x289
+ [<c043ad54>] acpi_initialize_subsystem+0x47/0x6a
+ [<c043afd4>] acpi_early_init+0x57/0xf8
+ [<c04248ff>] start_kernel+0x34d/0x35a
+ [<c0424019>] i386_start_kernel+0x8/0xa
+ =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
 ACPI: Checking initramfs for custom DSDT
 Parsing all Control Methods:
 Table [DSDT](id 0001) - 637 Objects with 63 Devices 160 Methods 41 Regio=
ns

HTH
T.

--=20
Tilman Schmidt                          E-Mail: tilman@imap.cc
Bonn, Germany
Diese Nachricht besteht zu 100% aus wiederverwerteten Bits.
Unge=F6ffnet mindestens haltbar bis: (siehe R=FCckseite)

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Messages in current thread:

2.6.25-rc5-mm1, Andrew Morton, (Tue Mar 11, 4:14 am)

Re: 2.6.25-rc5-mm1 sparc64 boot problems due to generic pci_..., Mariusz Kozlowski, (Fri Mar 28, 6:52 pm)

Re: 2.6.25-rc5-mm1 sparc64 boot problems due to generic pci_..., David Miller, (Fri Mar 28, 7:10 pm)

Re: 2.6.25-rc5-mm1 sparc64 boot problems due to generic pci_..., Benjamin Herrenschmidt, (Fri Mar 28, 8:44 pm)

Re: 2.6.25-rc5-mm1 build failure of pcsp.c, Mariusz Kozlowski, (Sun Mar 16, 5:38 pm)

Re: 2.6.25-rc5-mm1: "consolechars" hangs on boot, Laurent Riffard, (Thu Mar 13, 6:07 pm)

Re: 2.6.25-rc5-mm1: "consolechars" hangs on boot, Andrew Morton, (Thu Mar 13, 6:38 pm)

Re: 2.6.25-rc5-mm1: "consolechars" hangs on boot, Oleg Nesterov, (Fri Mar 14, 1:26 am)

Re: 2.6.25-rc5-mm1: "consolechars" hangs on boot, Laurent Riffard, (Fri Mar 14, 5:06 pm)

Re: 2.6.25-rc5-mm1: "consolechars" hangs on boot, Oleg Nesterov, (Sat Mar 15, 8:03 am)

[2.6.25-rc5-mm1] regression: cannot run Postfix sendmail com..., Tilman Schmidt, (Thu Mar 13, 3:48 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Benjamin Thery, (Wed Mar 19, 1:52 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Andrew Morton, (Wed Mar 19, 5:16 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Tilman Schmidt, (Wed Mar 19, 7:31 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., David Miller, (Wed Mar 19, 6:49 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Benjamin Thery, (Thu Mar 20, 4:26 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Rafael J. Wysocki, (Thu Mar 20, 6:21 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Pavel Emelyanov, (Thu Mar 20, 8:52 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Benjamin Thery, (Thu Mar 20, 9:48 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Rafael J. Wysocki, (Thu Mar 20, 10:38 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Benjamin Thery, (Wed Mar 19, 6:14 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Daniel Lezcano, (Thu Mar 13, 6:21 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Tilman Schmidt, (Thu Mar 13, 8:08 pm)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Daniel Lezcano, (Mon Mar 17, 6:44 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Tilman Schmidt, (Mon Mar 17, 9:06 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Daniel Lezcano, (Mon Mar 17, 9:17 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Benjamin Thery, (Mon Mar 17, 8:50 am)

Re: [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail..., Tilman Schmidt, (Mon Mar 17, 9:35 am)

Re: 2.6.25-rc5-mm1 shutdown crash, Helge Hafting, (Thu Mar 13, 10:03 am)

Re: 2.6.25-rc5-mm1 shutdown crash, Andrew Morton, (Thu Mar 13, 12:12 pm)

Re: 2.6.25-rc5-mm1 shutdown crash, Helge Hafting, (Tue Mar 25, 8:23 am)

[2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Tilman Schmidt, (Wed Mar 12, 8:15 pm)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Dave Jones, (Thu Mar 13, 3:56 pm)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Tilman Schmidt, (Thu Mar 13, 8:01 pm)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Zhao Yakui, (Thu Mar 13, 8:57 pm)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Tilman Schmidt, (Sat Mar 15, 8:16 am)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Tilman Schmidt, (Fri Mar 14, 5:58 am)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Dave Jones, (Thu Mar 13, 8:44 pm)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Greg KH, (Thu Mar 13, 4:27 pm)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Greg KH, (Thu Mar 13, 2:34 pm)

Re: [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173, Dave Jones, (Thu Mar 13, 3:57 pm)

[2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Tilman Schmidt, (Wed Mar 12, 7:54 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Thu Mar 13, 4:46 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Tilman Schmidt, (Thu Mar 13, 8:35 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Fri Mar 14, 2:03 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Fri Mar 14, 4:06 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Eric Piel, (Fri Mar 14, 4:51 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Fri Mar 14, 5:35 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Eric Piel, (Fri Mar 14, 6:50 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Len Brown, (Mon Mar 17, 1:48 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Fri Mar 14, 7:29 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Tilman Schmidt, (Sat Mar 15, 8:47 am)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Sun Mar 16, 4:11 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Peter Zijlstra, (Mon Mar 17, 8:23 am)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Tilman Schmidt, (Wed Mar 19, 7:50 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Linus Torvalds, (Sat Mar 15, 3:21 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Éric Piel, (Sat Mar 15, 3:42 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Len Brown, (Mon Mar 17, 2:05 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Linus Torvalds, (Sat Mar 15, 4:19 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Pavel Machek, (Fri Mar 21, 9:17 am)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Sun Mar 23, 12:00 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Helge Hafting, (Thu Mar 27, 5:23 am)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Pavel Machek, (Mon Mar 24, 12:03 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Eric Piel, (Mon Mar 24, 1:05 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Mon Mar 24, 1:23 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Pavel Machek, (Mon Mar 24, 1:19 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Len Brown, (Mon Mar 17, 1:59 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Éric Piel, (Sat Mar 15, 8:15 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Len Brown, (Mon Mar 17, 1:27 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Linus Torvalds, (Fri Mar 14, 4:20 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Andrew Morton, (Wed Mar 12, 8:04 pm)

Re: [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot, Dave Hansen, (Thu Mar 13, 5:48 pm)

Re: 2.6.25-rc5-mm1 - x86_64 boot problem ?, Badari Pulavarty, (Wed Mar 12, 2:10 pm)

Re: 2.6.25-rc5-mm1 - x86_64 boot problem ?, Andrew Morton, (Wed Mar 12, 2:15 pm)

Re: 2.6.25-rc5-mm1 - x86_64 boot problem with git-sched.patch, Badari Pulavarty, (Thu Mar 13, 1:09 pm)

Re: 2.6.25-rc5-mm1 - x86_64 boot problem with git-sched.patch, Badari Pulavarty, (Thu Mar 13, 1:40 pm)

Re: 2.6.25-rc5-mm1 - x86_64 boot problem with git-sched.patch, Guillaume Chazarain, (Thu Mar 13, 1:55 pm)

Re: 2.6.25-rc5-mm1 - x86_64 boot problem with git-sched.patch, Badari Pulavarty, (Thu Mar 13, 2:20 pm)

[BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 " on ..., Kamalesh Babulal, (Wed Mar 12, 8:55 am)

Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 "..., Badari Pulavarty, (Wed Mar 12, 2:14 pm)

Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 "..., Andrew Morton, (Wed Mar 12, 1:46 pm)

Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 "..., Benjamin Herrenschmidt, (Wed Mar 12, 4:40 pm)

Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 "..., Matthew Wilcox, (Wed Mar 12, 1:51 pm)

Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 "..., Michael Ellerman, (Wed Mar 12, 6:26 pm)

Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 "..., Matthew Wilcox, (Wed Mar 12, 6:33 pm)

Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 "..., Kamalesh Babulal, (Thu Mar 13, 9:02 am)

[BUILD_FAILURE] 2.6.25-rc5-mm1 build fails at startup_ipi_ho..., Kamalesh Babulal, (Wed Mar 12, 5:17 am)

Re: 2.6.25-rc5-mm1: NO_HZ=Y && PREEMPT_RCU=Y fails to build, Laurent Riffard, (Wed Mar 12, 3:21 am)

Re: 2.6.25-rc5-mm1: NO_HZ=Y && PREEMPT_RCU=Y fails to build, Tilman Schmidt, (Wed Mar 12, 7:43 pm)

Re: 2.6.25-rc5-mm1: NO_HZ=Y && PREEMPT_RCU=Y fails to build, Andrew Morton, (Wed Mar 12, 3:44 am)

Re: 2.6.25-rc5-mm1: NO_HZ=Y && PREEMPT_RCU=Y fails to build, Laurent Riffard, (Wed Mar 12, 5:32 pm)

Re: 2.6.25-rc5-mm1, Dave Young, (Tue Mar 11, 9:14 pm)

Re: 2.6.25-rc5-mm1, , (Tue Mar 11, 4:23 pm)

Re: 2.6.25-rc5-mm1, Andrew Morton, (Tue Mar 11, 4:39 pm)

Re: 2.6.25-rc5-mm1, Torsten Kaiser, (Wed Mar 12, 3:33 pm)

Re: 2.6.25-rc5-mm1, Andrew Morton, (Wed Mar 12, 3:44 pm)

Re: 2.6.25-rc5-mm1, Torsten Kaiser, (Wed Mar 12, 4:01 pm)

Re: 2.6.25-rc5-mm1, Torsten Kaiser, (Thu Mar 13, 6:05 pm)

Re: 2.6.25-rc5-mm1, Andrew Morton, (Thu Mar 13, 6:35 pm)

Re: 2.6.25-rc5-mm1, Badari Pulavarty, (Thu Mar 13, 7:10 pm)

Re: 2.6.25-rc5-mm1, Ingo Molnar, (Fri Mar 21, 8:12 am)

Re: 2.6.25-rc5-mm1 (paravirt/vsmp/no PCI), Randy Dunlap, (Tue Mar 11, 1:09 pm)

Re: 2.6.25-rc5-mm1 (paravirt/vsmp/no PCI), Jeremy Fitzhardinge, (Tue Mar 11, 2:18 pm)

Re: 2.6.25-rc5-mm1 (paravirt/vsmp/no PCI), Ravikiran G Thirumalai, (Tue Mar 11, 8:10 pm)

Re: 2.6.25-rc5-mm1 (paravirt/vsmp/no PCI), Ingo Molnar, (Wed Mar 12, 3:14 am)

Re: 2.6.25-rc5-mm1 (paravirt/vsmp/no PCI), Jeremy Fitzhardinge, (Tue Mar 11, 9:51 pm)

Re: 2.6.25-rc5-mm1 (paravirt/vsmp/no PCI), Randy Dunlap, (Tue Mar 11, 9:42 pm)

[Build Failure] 2.6.25-rc5-mm1 Build fails with allmodconfig..., Kamalesh Babulal, (Tue Mar 11, 8:55 am)

Re: [Build Failure] 2.6.25-rc5-mm1 Build fails with allmodco..., Andrew Morton, (Tue Mar 11, 2:19 pm)

Re: [Build Failure] 2.6.25-rc5-mm1 Build fails with allmodco..., Bartlomiej Zolnierkiewicz..., (Tue Mar 11, 3:36 pm)

Re: [Build Failure] 2.6.25-rc5-mm1 Build fails with allmodco..., Andrew Morton, (Tue Mar 11, 1:41 pm)

Re: [Build Failure] 2.6.25-rc5-mm1 Build fails with allmodco..., Bartlomiej Zolnierkiewicz..., (Tue Mar 11, 3:35 pm)

[Build Faliure] 2.6.25-rc5-mm1 build fails , Kamalesh Babulal, (Tue Mar 11, 6:16 am)

Re: [Build Faliure] 2.6.25-rc5-mm1 build fails, Edward Shishkin, (Tue Mar 11, 6:56 am)

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