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Re: 2.6.20-rc4-mm1

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From: Thomas Gleixner
Subject: Re: 2.6.20-rc4-mm1
Date: Sunday, January 14, 2007 - 2:48 am

On Thu, 2007-01-11 at 22:26 -0800, Andrew Morton wrote:

Hotfixes alreday applied.

BUG: at /home/tglx/work/kernel/vanilla/linux-2.6.20-rc4-mm1/arch/i386/mm/highmem.c:60 kmap_atomic()
 [<c0105fba>] show_trace_log_lvl+0x1a/0x2f
 [<c01065ff>] show_trace+0x12/0x14
 [<c01066b1>] dump_stack+0x16/0x18
 [<c011fad8>] kmap_atomic+0x12f/0x1c8
 [<f88db29c>] ata_scsi_rbuf_get+0x22/0x37 [libata]
 [<f88db773>] atapi_qc_complete+0x1ee/0x240 [libata]
 [<f88d666b>] __ata_qc_complete+0x86/0x8d [libata]
 [<f88d670a>] ata_qc_complete+0x98/0x9e [libata]
 [<f88d98f4>] ata_qc_complete_multiple+0x8a/0xa4 [libata]
 [<f88b3a2c>] ahci_interrupt+0x2bd/0x3b9 [ahci]
 [<c0154a2d>] handle_IRQ_event+0x21/0x48
 [<c0155971>] handle_edge_irq+0xd1/0x115
 [<c01071af>] do_IRQ+0x6c/0x89
 [<c0105a0b>] common_interrupt+0x23/0x28
 [<c01031c2>] mwait_idle+0xd/0xf
 [<c010343f>] cpu_idle+0xb7/0xf1
 [<c010141d>] rest_init+0x37/0x3a
 [<c04629bd>] start_kernel+0x3cc/0x3ef
 [<00000000>] 0x0

ata_scsi_rbuf_get requests KM_IRQ0 type memory and calls kmap_atomic
with interrupts enabled.

Boot proceeds, but gets stuck hard at:
"Remounting root filesystem in read-write mode:"

No SysRq-T, nothing.

The above BUG seems unrelated to that. Investigating further.

	tglx


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Messages in current thread:
2.6.20-rc4-mm1, Andrew Morton, (Thu Jan 11, 11:26 pm)
Early ACPI lockup (was Re: 2.6.20-rc4-mm1), Frederik Deweerdt, (Fri Jan 12, 3:20 am)
Re: 2.6.20-rc4-mm1, Mariusz Kozlowski, (Fri Jan 12, 3:25 am)
'struct task_struct' has no member named 'mems_allowed' ( ..., Sander, (Fri Jan 12, 3:52 am)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Paul Jackson, (Fri Jan 12, 4:28 am)
spurious sparse warnings from linux/aio.h (was: 2.6.20-rc4 ..., Tilman Schmidt, (Fri Jan 12, 4:55 am)
Re: spurious sparse warnings from linux/aio.h (was: 2.6.20 ..., Suparna Bhattacharya, (Fri Jan 12, 6:11 am)
Re: 2.6.20-rc4-mm1, Frederik Deweerdt, (Fri Jan 12, 6:18 am)
[-mm patch] remove tcp header from tcp_v4_check, Frederik Deweerdt, (Fri Jan 12, 6:33 am)
[-mm patch] remove tcp header from tcp_v4_check (take #2), Frederik Deweerdt, (Fri Jan 12, 6:55 am)
Re: 2.6.20-rc4-mm1, Mariusz Kozlowski, (Fri Jan 12, 8:13 am)
Re: 2.6.20-rc4-mm1, Michal Piotrowski, (Fri Jan 12, 8:16 am)
Re: 2.6.20-rc4-mm1, Mariusz Kozlowski, (Fri Jan 12, 9:12 am)
Re: spurious sparse warnings from linux/aio.h, Tilman Schmidt, (Fri Jan 12, 10:46 am)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Christoph Lameter, (Fri Jan 12, 12:25 pm)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Paul Jackson, (Fri Jan 12, 2:20 pm)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Christoph Lameter, (Fri Jan 12, 2:28 pm)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Paul Jackson, (Fri Jan 12, 2:58 pm)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Christoph Lameter, (Fri Jan 12, 3:00 pm)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Paul Jackson, (Fri Jan 12, 3:10 pm)
Re: 'struct task_struct' has no member named 'mems_allowed ..., Andrew Morton, (Fri Jan 12, 3:11 pm)
Re: Early ACPI lockup (was Re: 2.6.20-rc4-mm1), Len Brown, (Fri Jan 12, 3:53 pm)
Re: Early ACPI lockup (was Re: 2.6.20-rc4-mm1), Frederik Deweerdt, (Fri Jan 12, 4:10 pm)
Re: Early ACPI lockup (was Re: 2.6.20-rc4-mm1), Jiri Slaby, (Fri Jan 12, 4:36 pm)
Re: Early ACPI lockup (was Re: 2.6.20-rc4-mm1), Michal Piotrowski, (Fri Jan 12, 5:08 pm)
Re: Early ACPI lockup (was Re: 2.6.20-rc4-mm1), Jiri Slaby, (Fri Jan 12, 5:43 pm)
Re: Early ACPI lockup (was Re: 2.6.20-rc4-mm1), Frederik Deweerdt, (Fri Jan 12, 5:45 pm)
2.6.20-rc4-mm1: status of sn9c102_pas202bca?, Adrian Bunk, (Sat Jan 13, 12:27 am)
[-mm patch] make mmc_sysfs.c:mmc_key_type static, Adrian Bunk, (Sat Jan 13, 2:56 am)
[-mm patch] make gfs2_change_nlink_i() static, Adrian Bunk, (Sat Jan 13, 2:56 am)
Re: [-mm patch] make mmc_sysfs.c:mmc_key_type static, Pierre Ossman, (Sat Jan 13, 3:38 pm)
2.6.20-rc4-mm1: different values for OHCI_QUIRK_ZFMICRO, Adrian Bunk, (Sun Jan 14, 2:10 am)
Re: 2.6.20-rc4-mm1, Thomas Gleixner, (Sun Jan 14, 2:48 am)
Re: 2.6.20-rc4-mm1, Thomas Gleixner, (Sun Jan 14, 3:46 am)
Re: 2.6.20-rc4-mm1: different values for OHCI_QUIRK_ZFMICRO, David Brownell, (Sun Jan 14, 7:36 am)
Re: 2.6.20-rc4-mm1, Thomas Gleixner, (Sun Jan 14, 7:40 am)
Re: 2.6.20-rc4-mm1, Jens Axboe, (Sun Jan 14, 3:05 pm)
Re: 2.6.20-rc4-mm1, Jens Axboe, (Sun Jan 14, 3:20 pm)
Re: 2.6.20-rc4-mm1, Jens Axboe, (Sun Jan 14, 3:30 pm)
Re: 2.6.20-rc4-mm1, Thomas Gleixner, (Sun Jan 14, 3:31 pm)
i810fb fails to load (was: 2.6.20-rc4-mm1), Tilman Schmidt, (Sun Jan 14, 4:52 pm)
Re: i810fb fails to load (was: 2.6.20-rc4-mm1), Andrew Morton, (Sun Jan 14, 5:22 pm)
Re: 2.6.20-rc4-mm1, Ingo Molnar, (Mon Jan 15, 1:22 am)
Re: [-mm patch] make gfs2_change_nlink_i() static, Steven Whitehouse, (Mon Jan 15, 3:31 am)
Re: 2.6.20-rc4-mm1: status of sn9c102_pas202bca?, Mauro Carvalho Chehab, (Mon Jan 15, 4:34 am)
Re: 2.6.20-rc4-mm1, Jens Axboe, (Mon Jan 15, 4:55 pm)
Re: [Cluster-devel] [-mm patch] make gfs2_change_nlink_i() ..., Wendy Cheng, (Tue Jan 16, 2:04 pm)
[-mm patch] fs/unionfs/: possible cleanups, Adrian Bunk, (Thu Jan 18, 2:55 pm)
[-mm patch] drivers/mtd/ubi/: possible cleanups, Adrian Bunk, (Fri Jan 19, 11:40 am)
Re: [-mm patch] fs/unionfs/: possible cleanups, Josef Sipek, (Sat Jan 20, 3:06 pm)
[-mm patch] oops in drivers/net/shaper.c, Frederik Deweerdt, (Sat Jan 20, 3:38 pm)
Re: [-mm patch] drivers/mtd/ubi/: possible cleanups, Artem Bityutskiy, (Sun Jan 21, 4:23 am)
[-mm patch] remove one remaining &quot;#define BCM_TSO 1&quot;, Adrian Bunk, (Sun Jan 21, 12:13 pm)
Re: i810fb fails to load, Thomas Hellström, (Mon Jan 22, 6:42 am)
[-mm patch] drivers/firewire/: cleanups, Adrian Bunk, (Mon Jan 22, 11:17 am)
Re: i810fb fails to load, Tilman Schmidt, (Mon Jan 22, 11:30 am)
Re: [-mm patch] drivers/firewire/: cleanups, Kristian Høgsberg, (Mon Jan 22, 12:41 pm)
Re: [-mm patch] drivers/firewire/: cleanups, Adrian Bunk, (Mon Jan 22, 1:04 pm)
Re: [-mm patch] drivers/firewire/: cleanups, Kristian Høgsberg, (Mon Jan 22, 1:04 pm)
Re: [-mm patch] drivers/firewire/: cleanups, Stefan Richter, (Mon Jan 22, 1:44 pm)
Re: i810fb fails to load, Dave Airlie, (Mon Jan 22, 2:50 pm)
`make htmldocs` fails, Don Mullis, (Mon Jan 22, 11:02 pm)
Re: `make htmldocs` fails, Randy Dunlap, (Mon Jan 22, 11:22 pm)
Re: `make htmldocs` fails, Greg KH, (Mon Jan 22, 11:35 pm)
Re: `make htmldocs` fails -- 2.6.20-rc4-mm1, Don Mullis, (Mon Jan 22, 11:45 pm)
Re: i810fb fails to load, Thomas Hellström, (Tue Jan 23, 1:10 am)
2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Adrian Bunk, (Wed Jan 24, 6:53 am)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Sergei Shtylyov, (Wed Jan 24, 7:12 am)
[-mm patch] MTD_CK804XROM must depend on PCI, Adrian Bunk, (Wed Jan 24, 3:36 pm)
Re: [-mm patch] remove tcp header from tcp_v4_check (take #2), David Miller, (Sun Feb 4, 5:44 pm)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Sergei Shtylyov, (Sat Feb 17, 12:26 pm)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Sergei Shtylyov, (Sat Feb 17, 12:32 pm)
Re: 2.6.20-rc4-mm1: different values for OHCI_QUIRK_ZFMICRO, Adrian Bunk, (Mon Feb 19, 5:06 pm)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Sergei Shtylyov, (Mon Feb 26, 6:22 am)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Randy Dunlap, (Mon Feb 26, 10:26 am)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Greg KH, (Mon Feb 26, 2:14 pm)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Sergei Shtylyov, (Tue Mar 6, 9:15 am)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Randy Dunlap, (Tue Mar 6, 9:47 am)
Re: 2.6.20-rc4-mm1: PCI=n: drivers/net/3c59x.c compile error, Tejun Heo, (Fri Mar 9, 5:54 am)
Re: 2.6.20-rc4-mm1: different values for OHCI_QUIRK_ZFMICRO, Randy Dunlap, (Thu Mar 29, 3:06 pm)
Re: 2.6.20-rc4-mm1: different values for OHCI_QUIRK_ZFMICRO, David Brownell, (Thu Mar 29, 3:24 pm)
[PATCH] different values for OHCI_QUIRK_ZFMICRO, Randy Dunlap, (Tue May 8, 3:17 pm)
Re: [PATCH] different values for OHCI_QUIRK_ZFMICRO, David Brownell, (Tue May 8, 3:34 pm)
Re: [PATCH] different values for OHCI_QUIRK_ZFMICRO, Greg KH, (Tue May 8, 3:37 pm)