System crashed with "kernel BUG at arch/powerpc/platforms/pseries/lpar.c:379!"

Solution Verified - Updated -

Issue

  • System was crashed with the below log in PPC system
kernel BUG at arch/powerpc/platforms/pseries/lpar.c:379!
Oops: Exception in kernel mode, sig: 5 [#1]
SMP NR_CPUS=1024 NUMA pSeries
Modules linked in: fuse autofs4 sunrpc bonding 8021q garp stp llc ipv6 uinput raid10 ses enclosure sg tg3 shpchp ext4 jbd2 mbcache raid1 sd_mod crc_t10dif sr_mod cdrom ipr dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
NIP: c000000000054b00 LR: c000000000054ae8 CTR: 000000000142c6f0
REGS: c0000019cbc5f8f0 TRAP: 0700   Tainted: G        W  ---------------     (2.6.32-358.el6.ppc64)
MSR: 8000000000021032 <ME,CE,IR,DR>  CR: 82224482  XER: 20000000
TASK = c000001f152ec800[26467] 'oracle' THREAD: c0000019cbc5c000 CPU: 5
GPR00: 0000000000000001 c0000019cbc5fb70 c000000000f37e78 fffffffffffffff0 
GPR04: c0000000015a2d30 0000000000000ec0 0000000000000340 000000003547c960 
GPR08: 000026c879c421b0 0000000000000008 0000000000000001 0000000000000001 
GPR12: c0000019cbc5fbe0 c000000001003180 0000000015581d60 c000001297702fd8 
GPR16: 00000000000255fb 0000000000000025 0000000000000000 c0000000010a8720 
GPR20: 0000000000000001 c000001f29df2d90 0000000000000000 c000001f04cb7380 
GPR24: 0000000c88010393 0000000000002fd8 c000001297700000 0000000003f7ccb8 
GPR28: c0000019cbc5fbe0 fffffffffffffff9 0000000000000007 0000000000000000 
NIP [c000000000054b00] .pSeries_lpar_hpte_remove+0x70/0xc0
LR [c000000000054ae8] .pSeries_lpar_hpte_remove+0x58/0xc0
Call Trace:
[c0000019cbc5fb70] [c0000019cbc5fe30] 0xc0000019cbc5fe30 (unreliable)
[c0000019cbc5fc30] [c000000000049004] .ht64_call_hpte_remove+0x4/0x8
[c0000019cbc5fd30] [c000000000046470] .hash_page+0x5b0/0x600
[c0000019cbc5fe30] [c0000000000051d0] .do_hash_page+0x50/0x6c
Instruction dump:
7f84e378 3ca04000 7cdeda14 38e00010 38600004 480008bd 60000000 7c601b79 
7c00ea78 3120ffff 7c090110 41820048 <0b000000> 3bff0001 3bde0001 7fff07b4 
Sending IPI to other cpus...

Environment

  • Red Hat Enterprise Linux 6.4 (2.6.32-358.el6.ppc64)

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