Re: [SoftwareSuspend-devel] sleeping functions called from an invalid context

Re: [SoftwareSuspend-devel] sleeping functions called from an invalid context

[Nigel Cunningham]

Hi.

Okay. The first is my fault, the second is ACPI related and I'll
therefore copy my reply to the ACPI list.

Regards,

Nigel

On Mon, 2004-11-22 at 19:03, Borislav Petkov wrote:
> Hi there list,
> 
> here's what i get in the dmesg when i resume my priorly suspended machine:
> 
> Looking for first block of swap header at block 0.
> Setting logical block size of resume device to 4096.
> Software Suspend 2.1.5: Swap space signature found.
> Software Suspend 2.1.5: Suspending enabled.
> Software Suspend 2.1.5: Initiating a software suspend cycle.
> Debug: sleeping function called from invalid context at 
> include/asm/semaphore.h:130
> in_atomic():1, irqs_disabled():1
>  [<c010632e>] dump_stack+0x1e/0x30
>  [<c011d3a7>] __might_sleep+0xb7/0xe0
>  [<c025dc00>] tty_write+0xe0/0x550
>  [<c018e3cf>] vfs_write+0xcf/0x140
>  [<c018e50b>] sys_write+0x4b/0x80
>  [<c0156a04>] move_cursor_to+0x64/0x80
>  [<c0156bf7>] text_prepare_status+0xa7/0x3d0
>  [<c0155ea3>] prepare_status+0x103/0x140
>  [<c015c996>] suspend_calculate_checksums+0x36/0xc0
>  [<c01531b3>] save_image_part1+0x1a3/0x1c0
>  [<c015359c>] do_suspend2_suspend_2+0xc/0x90
>  [<c031d2a7>] do_suspend2_lowlevel+0xcc/0x665
>  [<c0152f5e>] save_image+0x10e/0x1c0
>  [<c01546a3>] do_activate+0x613/0x7c0
>  [<c014a18b>] suspend_try_suspend+0x3b/0x40
>  [<c014a208>] proc_try_suspend+0x8/0x10
>  [<c01d9bc7>] proc_file_write+0x37/0x50
>  [<c018e3cf>] vfs_write+0xcf/0x140
>  [<c018e50b>] sys_write+0x4b/0x80
>  [<c0105beb>] syscall_call+0x7/0xb
> Warning: CPU frequency is 1500000, cpufreq assumed 600000 kHz.
> Debug: sleeping function called from invalid context at mm/slab.c:2059
> in_atomic():0, irqs_disabled():1
>  [<c010632e>] dump_stack+0x1e/0x30
>  [<c011d3a7>] __might_sleep+0xb7/0xe0
>  [<c016df6b>] __kmalloc+0xcb/0xe0
>  [<c02368be>] acpi_os_allocate+0x10/0x14
>  [<c024afe1>] acpi_ut_allocate+0x35/0x59
>  [<c024af67>] acpi_ut_initialize_buffer+0x45/0x8a
>  [<c0247cc8>] acpi_rs_create_byte_stream+0x2c/0x48
>  [<c02490ab>] acpi_rs_set_srs_method_data+0x1d/0xa2
>  [<c0252298>] acpi_pci_link_set+0x102/0x17a
>  [<c0252636>] acpi_pci_link_resume+0x1e/0x24
>  [<c025265a>] irqrouter_resume+0x1e/0x36
>  [<c0285683>] sysdev_resume+0x103/0x108
>  [<c015283e>] suspend_drivers_resume+0xce/0x110
>  [<c01534b8>] do_suspend2_resume_2+0x38/0xd0
>  [<c031d830>] do_suspend2_lowlevel+0x655/0x665
>  [<c0152f5e>] save_image+0x10e/0x1c0
>  [<c01546a3>] do_activate+0x613/0x7c0
>  [<c014a18b>] suspend_try_suspend+0x3b/0x40
>  [<c014a208>] proc_try_suspend+0x8/0x10
>  [<c01d9bc7>] proc_file_write+0x37/0x50
>  [<c018e3cf>] vfs_write+0xcf/0x140
>  [<c018e50b>] sys_write+0x4b/0x80
>  [<c0105beb>] syscall_call+0x7/0xb
> 
> The same two stack traces repeat at every resume cycle.
> 
> [root@gollum:08:59:26:gollum:1307)->  cat /proc/software_suspend/debug_info
> Please include the following information in bug reports:
> - SUSPEND core   : 2.1.5
> - Kernel Version : 2.6.9
> - Compiler vers. : 3.3
> - Modules loaded : psmouse ppp_deflate zlib_deflate zlib_inflate evdev usbhid 
> bsd_comp ppp_generic slhc asus_acpi uhci_hcd ehci_hcd tg3 fan
> - Attempt number : 3
> - Parameters     : 0 2048 0 1 0 8192 5
> - Limits         : 130880 pages RAM. Initial boot: 127304.
> - Overall expected compression percentage: 0.
> - LZF Compressor enabled.
>   Compressed 443838464 bytes into 155752027 (64 percent compression).
> - Swapwriter active.
>   Swap available for image: 244011 pages.
> - Debugging compiled in.
> - Preemptive kernel.
> - I/O speed: Write 31 MB/s, Read 39 MB/s.
> 
> The machine still functions OK after resuming although the usbhid fails 
> sometimes and the mouse is dead. When I unplug and plug it in again, it is 
> back and functioning.
> 
> Regards,
> Boris.

-- 
Nigel Cunningham
Pastoral Worker
Christian Reformed Church of Tuggeranong
PO Box 1004, Tuggeranong, ACT 2901

You see, at just the right time, when we were still powerless, Christ
died for the ungodly.		-- Romans 5:6



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