[ sorry for forgetting to change subject properly :) ] On Wed, 13 Feb 2008, Jiri Kosina wrote:
> [ the original mail was sent by Zdenek to me offlist ] > > On Wed, 13 Feb 2008, Zdenek Kabelac wrote: > > > [ 68.379022] gnome-settings-[2941] trap int3 ip:3d2c840f34 > > sp:7fff36f5d100 error:0<3>BUG: sleeping function called from invalid > > context at kernel/rwsem.c:21 > > [ 68.379039] in_atomic():1, irqs_disabled():0 > > [ 68.379044] no locks held by gnome-settings-/2941. > > [ 68.379050] Pid: 2941, comm: gnome-settings- Not tainted 2.6.25-rc1 #30 > > [ 68.379054] > > [ 68.379056] Call Trace: > > [ 68.379061] <#DB> [<ffffffff81064883>] ? > > __debug_show_held_locks+0x13/0x30 > > [ 68.379109] [<ffffffff81036765>] __might_sleep+0xe5/0x110 > > [ 68.379123] [<ffffffff812f2240>] down_read+0x20/0x70 > > [ 68.379137] [<ffffffff8109cdca>] print_vma_addr+0x3a/0x110 > > [ 68.379152] [<ffffffff8100f435>] do_trap+0xf5/0x170 > > [ 68.379168] [<ffffffff8100f52b>] do_int3+0x7b/0xe0 > > [ 68.379180] [<ffffffff812f4a6f>] int3+0x9f/0xd0 > > [ 68.379203] <<EOE>> > > [ 68.379229] in libglib-2.0.so.0.1505.0[3d2c800000+dc000] > > Andi, > > in commit 03252919 you introduced print_vma_addr(), but this funcion for > obvious reasons takes mmap_sem, so it is not safe to call it from atomic > context (i.e. do_trap(), for example), which is behavior your patch > introduced. > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/