Linux Server Crashes with "RIP: kmem_cache_free+84" When Reading a Tape Device (Doc ID 1118283.1)

Last updated on MARCH 08, 2017

Applies to:

Linux OS - Version: Oracle Linux 5.0 and later   [Release: OL5 and later ]
Linux x86-64

Symptoms

System panic when reading a tape device, the call stack is below:
PID: 8356   TASK: ffff810697e89860  CPU: 1   COMMAND: "dd"
#0 [ffff8101cbc2ba00] crash_kexec at ffffffff800aa977
#1 [ffff8101cbc2bac0] __die at ffffffff800650af
#2 [ffff8101cbc2bb00] do_page_fault at ffffffff80066aa1
#3 [ffff8101cbc2bbf0] error_exit at ffffffff8005dde9
   [exception RIP: kmem_cache_free+84]
   RIP: ffffffff800074f4  RSP: ffff8101cbc2bca8  RFLAGS: 00010246
   RAX: 0000000000000000  RBX: ffff81082e3cd5c0  RCX: 00000000000fe000
   RDX: 0000000000000000  RSI: 000001bc80000000  RDI: 00000000000007f0
   RBP: ffff81082f5cbdc0   R8: 0000000000000000   R9: 0000000000000400
   R10: 0000000000000001  R11: ffffffff8004481c  R12: ffff81082f5c7100
   R13: 0000000000000000  R14: 0000000000000200  R15: ffff8101c9f10748
   ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#4 [ffff8101cbc2bce0] bio_free at ffffffff80041e4c
#5 [ffff8101cbc2bd00] scsi_execute_async at ffffffff8807a7a6
#6 [ffff8101cbc2bdb0] st_do_scsi at ffffffff882aabea
#7 [ffff8101cbc2be20] st_read at ffffffff882ae996
#8 [ffff8101cbc2bf10] vfs_read at ffffffff8000b337
#9 [ffff8101cbc2bf40] sys_read at ffffffff80011715
#10 [ffff8101cbc2bf80] tracesys at ffffffff8005d28d (via system_call)
   RIP: 00000038140c40d0  RSP: 00007fffafec1478  RFLAGS: 00000246
   RAX: ffffffffffffffda  RBX: ffffffff8005d28d  RCX: ffffffffffffffff
   RDX: 0000000000000200  RSI: 000000001ae85000  RDI: 0000000000000000
   RBP: 0000000000000000   R8: 0000000000000020   R9: 0000000000000004
   R10: 0000000000000003  R11: 0000000000000246  R12: 000000001ae85000
   R13: 0000000000000200  R14: 0000000000000000  R15: 0000000000000000
   ORIG_RAX: 0000000000000000  CS: 0033  SS: 002b


Cause

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