* 2.1.6 st.o sleeping invalid context
@ 2004-01-23 11:47 Mike Black
2004-01-23 22:32 ` Andrew Morton
0 siblings, 1 reply; 2+ messages in thread
From: Mike Black @ 2004-01-23 11:47 UTC (permalink / raw)
To: linux-kernel
Testing 2.6.1 and got the following message during boot -- apparently when loading the st.o module -- although the modules still
loads successfully.
Jan 23 06:41:49 yeti kernel: Debug: sleeping function called from invalid context at mm/slab.c:1856
Jan 23 06:41:49 yeti kernel: in_atomic():1, irqs_disabled():0
Jan 23 06:41:49 yeti kernel: Call Trace:
Jan 23 06:41:49 yeti kernel: [<c011da0c>] __might_sleep+0xab/0xc9
Jan 23 06:41:49 yeti kernel: [<c0142a4a>] kmem_cache_alloc+0x74/0x76
Jan 23 06:41:49 yeti kernel: [<c0162e81>] cdev_alloc+0x24/0x5e
Jan 23 06:41:49 yeti kernel: [<f8871743>] st_probe+0x3f4/0x7c1 [st]
Jan 23 06:41:49 yeti kernel: [<c018f7b0>] init_dir+0x0/0x22
Jan 23 06:41:49 yeti kernel: [<c01f7d29>] bus_match+0x3d/0x65
Jan 23 06:41:49 yeti kernel: [<c01f7e42>] driver_attach+0x59/0x83
Jan 23 06:41:49 yeti kernel: [<c01f810b>] bus_add_driver+0x9e/0xb1
Jan 23 06:41:49 yeti kernel: [<f881905e>] init_st+0x5e/0x9c [st]
Jan 23 06:41:49 yeti kernel: [<c013898f>] sys_init_module+0x13e/0x29a
Jan 23 06:41:49 yeti kernel: [<c01091e3>] syscall_call+0x7/0xb
Michael D. Black mblack@csi-inc.com
http://www.csi-inc.com/
http://www.csi-inc.com/~mike
321-676-2923, x203
Melbourne FL
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: 2.1.6 st.o sleeping invalid context
2004-01-23 11:47 2.1.6 st.o sleeping invalid context Mike Black
@ 2004-01-23 22:32 ` Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2004-01-23 22:32 UTC (permalink / raw)
To: Mike Black; +Cc: linux-kernel, linux-scsi
"Mike Black" <mblack@csi-inc.com> wrote:
>
> Testing 2.6.1 and got the following message during boot -- apparently when loading the st.o module -- although the modules still
> loads successfully.
>
> Jan 23 06:41:49 yeti kernel: Debug: sleeping function called from invalid context at mm/slab.c:1856
> Jan 23 06:41:49 yeti kernel: in_atomic():1, irqs_disabled():0
> Jan 23 06:41:49 yeti kernel: Call Trace:
> Jan 23 06:41:49 yeti kernel: [<c011da0c>] __might_sleep+0xab/0xc9
> Jan 23 06:41:49 yeti kernel: [<c0142a4a>] kmem_cache_alloc+0x74/0x76
> Jan 23 06:41:49 yeti kernel: [<c0162e81>] cdev_alloc+0x24/0x5e
> Jan 23 06:41:49 yeti kernel: [<f8871743>] st_probe+0x3f4/0x7c1 [st]
> Jan 23 06:41:49 yeti kernel: [<c018f7b0>] init_dir+0x0/0x22
> Jan 23 06:41:49 yeti kernel: [<c01f7d29>] bus_match+0x3d/0x65
> Jan 23 06:41:49 yeti kernel: [<c01f7e42>] driver_attach+0x59/0x83
> Jan 23 06:41:49 yeti kernel: [<c01f810b>] bus_add_driver+0x9e/0xb1
> Jan 23 06:41:49 yeti kernel: [<f881905e>] init_st+0x5e/0x9c [st]
> Jan 23 06:41:49 yeti kernel: [<c013898f>] sys_init_module+0x13e/0x29a
> Jan 23 06:41:49 yeti kernel: [<c01091e3>] syscall_call+0x7/0xb
>
st_probe() is calling cdev_alloc() under write_lock(&st_dev_arr_lock);
Optimistically Cc'ing linux-scsi...
^ permalink raw reply [flat|nested] 2+ messages in thread
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