lkml.org 
[lkml]   [2012]   [Oct]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
Subjectshmem_getpage_gfp VM_BUG_ON triggered. [3.7rc2]
Machine under significant load (4gb memory used, swap usage fluctuating)
triggered this...

WARNING: at mm/shmem.c:1151 shmem_getpage_gfp+0xa5c/0xa70()
Pid: 29795, comm: trinity-child4 Not tainted 3.7.0-rc2+ #49
Call Trace:
[<ffffffff8107100f>] warn_slowpath_common+0x7f/0xc0
[<ffffffff8107106a>] warn_slowpath_null+0x1a/0x20
[<ffffffff811903fc>] shmem_getpage_gfp+0xa5c/0xa70
[<ffffffff8118fc3e>] ? shmem_getpage_gfp+0x29e/0xa70
[<ffffffff81190e4f>] shmem_fault+0x4f/0xa0
[<ffffffff8119f391>] __do_fault+0x71/0x5c0
[<ffffffff810e1ac6>] ? __lock_acquire+0x306/0x1ba0
[<ffffffff810b6ff9>] ? local_clock+0x89/0xa0
[<ffffffff811a2767>] handle_pte_fault+0x97/0xae0
[<ffffffff816d1069>] ? sub_preempt_count+0x79/0xd0
[<ffffffff8136d68e>] ? delay_tsc+0xae/0x120
[<ffffffff8136d578>] ? __const_udelay+0x28/0x30
[<ffffffff811a4a39>] handle_mm_fault+0x289/0x350
[<ffffffff816d091e>] __do_page_fault+0x18e/0x530
[<ffffffff810b6ff9>] ? local_clock+0x89/0xa0
[<ffffffff810b0e51>] ? get_parent_ip+0x11/0x50
[<ffffffff810b0e51>] ? get_parent_ip+0x11/0x50
[<ffffffff816d1069>] ? sub_preempt_count+0x79/0xd0
[<ffffffff8112d389>] ? rcu_user_exit+0xc9/0xf0
[<ffffffff816d0ceb>] do_page_fault+0x2b/0x50
[<ffffffff816cd3b8>] page_fault+0x28/0x30
[<ffffffff8136d259>] ? copy_user_enhanced_fast_string+0x9/0x20
[<ffffffff8121c181>] ? sys_futimesat+0x41/0xe0
[<ffffffff8102bf35>] ? syscall_trace_enter+0x25/0x2c0
[<ffffffff816d5625>] ? tracesys+0x7e/0xe6
[<ffffffff816d5688>] tracesys+0xe1/0xe6



1148 error = shmem_add_to_page_cache(page, mapping, index,
1149 gfp, swp_to_radix_entry(swap));
1150 /* We already confirmed swap, and make no allocation */
1151 VM_BUG_ON(error);
1152 }


total used free shared buffers cached
Mem: 3885528 2854064 1031464 0 9624 19208
-/+ buffers/cache: 2825232 1060296
Swap: 6029308 30656 5998652




\
 
 \ /
  Last update: 2012-10-25 05:01    [W:0.196 / U:2.056 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site