Messages in this thread | | | Date | Thu, 29 Mar 2012 04:48:57 -0400 | From | Naoya Horiguchi <> | Subject | Re: BUG: sleeping function called from invalid context at fs/proc/task_mmu.c:826 |
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(3/28/2012 20:09), David Rientjes wrote: > On Wed, 28 Mar 2012, Dave Jones wrote: > >> Just hit this on v3.3-7919-g6658a69 >> >> Dave >> >> BUG: sleeping function called from invalid context at fs/proc/task_mmu.c:826 >> in_atomic(): 1, irqs_disabled(): 0, pid: 15123, name: trinity >> INFO: lockdep is turned off. >> Pid: 15123, comm: trinity Not tainted 3.3.0+ #30 >> Call Trace: >> [<ffffffff8109bf75>] __might_sleep+0x145/0x200 >> [<ffffffff8122ee77>] ? pagemap_pte_range+0x67/0x340 >> [<ffffffff8122ef3f>] pagemap_pte_range+0x12f/0x340 >> [<ffffffff811924b9>] walk_page_range+0x389/0x520 >> [<ffffffff8122e9a2>] pagemap_read+0x282/0x350 >> [<ffffffff8122ee10>] ? clear_refs_pte_range+0x180/0x180 >> [<ffffffff8122d340>] ? get_vmalloc_info+0x110/0x110 >> [<ffffffff8122e5c0>] ? pid_numa_maps_open+0x20/0x20 >> [<ffffffff811c3a43>] vfs_read+0xb3/0x180 >> [<ffffffff811c3b5d>] sys_read+0x4d/0x90 >> [<ffffffff816c02a9>] system_call_fastpath+0x16/0x1b >> > > This looks like it was already reported as > http://marc.info/?l=linux-kernel&m=133289254323384 by Sasha Levin. We're > waiting for a patch to push to stable from Naoya Horiguchi.
I posted a fix patch. Please see http://marc.info/?l=linux-mm&m=133301049801146&w=2
Thanks, Naoya
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