Kernel panic at exception RIP: kfree+0x7b in Red Hat Enterprise Linux 6.3

Solution Verified - Updated -


It crashed at function "kfree+0x7b" in a softirq handler. Here's the call trace:

crash> bt
PID: 0      TASK: ffffffff81a8d020  CPU: 0   COMMAND: "swapper"
 #0 [ffff8800282034c0] machine_kexec at ffffffff8103281b
 #1 [ffff880028203520] crash_kexec at ffffffff810ba792
 #2 [ffff8800282035f0] oops_end at ffffffff815013c0
 #3 [ffff880028203620] die at ffffffff8100f26b
 #4 [ffff880028203650] do_general_protection at ffffffff81500f52
 #5 [ffff880028203680] general_protection at ffffffff81500725
    [exception RIP: kfree+0x7b]
    RIP: ffffffff8116439b  RSP: ffff880028203730  RFLAGS: 00010007
    RAX: 00c45cd2b9c47118  RBX: 3820567e38205234  RCX: ffff881f2f720000
    RDX: ffffea0000000000  RSI: 0000000000000000  RDI: 3820567e38205234
    RBP: ffff880028203790   R8: 0000000000000001   R9: 0000000017172486
    R10: 0000000000000000  R11: 0000000000000000  R12: ffffffff81490002
    R13: 0000000000000206  R14: ffff881e11a457f8  R15: 0000000000000001
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
 #6 [ffff880028203798] tcp_v4_reqsk_destructor at ffffffff81490002


  • Red Hat Enterprise Linux (RHEL)6.4
  • kernel-2.6.32-279.2.1.el6.x86_64

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