Messages in this thread | | | Date | Tue, 19 Feb 2013 13:56:53 +0200 (EET) | From | Meelis Roos <> | Subject | THP bug and crash on sparc64 3.8 |
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I am receiving this with 3.8.0 on Sun E420R (4G RAM, 4 CPUs). System hangs after logging this to syslog. It was busy running ap at the moment of crash.
CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS=y # CONFIG_TRANSPARENT_HUGEPAGE_MADVISE is not set
BUG: sleeping function called from invalid context at mm/slub.c:925 in_atomic(): 1, irqs_disabled(): 0, pid: 327, name: khugepaged 2 locks held by khugepaged/327: #0: (&mm->mmap_sem){++++++}, at: [<0000000000516964>] khugepaged+0x624/0xf80 #1: (&(&mm->page_table_lock)->rlock){+.+.+.}, at: [<0000000000517078>] khugepaged+0xd38/0xf
Call Trace: [0000000000488d9c] __might_sleep+0x13c/0x240 [000000000051204c] kmem_cache_alloc+0xcc/0x120 [000000000044bfc0] tsb_grow+0x80/0x480 [000000000044e814] hugetlb_setup+0x14/0xc0 [000000000044bcb0] set_pmd_at+0x110/0x120 [00000000005170b8] khugepaged+0xd78/0xf80 [000000000047e508] kthread+0x88/0xa0 [00000000004060a4] ret_from_syscall+0x1c/0x2c [0000000000000000] (null)
-- Meelis Roos (mroos@linux.ee)
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