[Bug runtime/10216] New: installcheck itrace crash (BUG), 2.6.29.4-162.fc11.i586

[Bug runtime/10216] New: installcheck itrace crash (BUG), 2.6.29.4-162.fc11.i586

[fche at redhat dot com]

stap_427454aa9b423d8ca1014fc260b35435_834: systemtap: 0.9.7/0.140, base:
f7c8d000, memory: 9812+11076+840+13600 data+text+ctx+net, probes: 1
stap_6eb21a6dc882514d00987c1b25204dc1_862: systemtap: 0.9.7/0.140, base:
f7ca5000, memory: 16229+16331+1080+13600 data+text+ctx+net, probes: 3
stap_a21d1984e73fa4d42630694380fc0d04_1277: systemtap: 0.9.7/0.140, base:
f7cbe000, memory: 17357+18551+840+13600 data+text+ctx+net, probes: 5
stap_cebc98d8cd273b2304e07981a07b0f03_958: systemtap: 0.9.7/0.140, base:
f7caf000, memory: 16333+16383+840+13600 data+text+ctx+net, probes: 3
BUG: unable to handle kernel NULL pointer dereference at 00000005
IP: [<f7ca8f28>] 0xf7ca8f28
*pde = 00000000 
Oops: 0002 [#1] SMP 
last sysfs file: /sys/module/uprobes/sections/__mcount_loc
Modules linked in: stap_cebc98d8cd273b2304e07981a07b0f03_958 uprobes netconsole
iptable_nat nf_nat nfsd exportfs configfs nfs lockd nfs_acl auth_rpcgss sunrpc
ipv6 dm_multipath uinput ppdev pcspkr parport_pc parport 8139too 8139cp
i2c_piix4 mii i2c_core ata_generic pata_acpi [last unloaded:
stap_6eb21a6dc882514d00987c1b25204dc1_862]

Pid: 14972, comm: sh Not tainted (2.6.29.4-162.fc11.i586 #1) 
EIP: 0060:[<f7ca8f28>] EFLAGS: 00210286 CPU: 0
EIP is at 0xf7ca8f28
EAX: 00000005 EBX: f7cabe84 ECX: ef83d860 EDX: f3bde750
ESI: ef83d860 EDI: f3bde750 EBP: e771ff68 ESP: e771ff38
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process sh (pid: 14972, ti=e771e000 task=ef83d860 task.ti=e771e000)
Stack:
 c045dee9 01200011 ef9371a0 ef9371a0 01200011 ef83dc34 00000005 00000000
 00010000 00000000 ef9371a0 00000000 e771ff98 c042eb73 00000000 00003a7d
 01200011 bfd24f3c e771ff90 00000000 e771ffb0 40011728 00000000 40011728
Call Trace:
 [<c045dee9>] ? utrace_report_clone+0x80/0xec
 [<c042eb73>] ? do_fork+0x1c0/0x2a7
 [<c0402983>] ? sys_clone+0x28/0x2d
 [<c0403f72>] ? syscall_call+0x7/0xb
Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 
EIP: [<f7ca8f28>] 0xf7ca8f28 SS:ESP 0068:e771ff38
---[ end trace 9d6c61d1992dfe05 ]---


It seems like another case of an non-unregistered utrace
engine. The erroneous pointer (0xf7ca8f28) implicates
stap_6eb21a6dc882514d00987c1b25204dc1_862, which was, er ...
testsuite/systemtap.base/itrace.exp.

-- 
           Summary: installcheck itrace crash (BUG), 2.6.29.4-162.fc11.i586
           Product: systemtap
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: runtime
        AssignedTo: systemtap at sources dot redhat dot com
        ReportedBy: fche at redhat dot com
  GCC host triplet: i686


http://sourceware.org/bugzilla/show_bug.cgi?id=10216

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[Bug runtime/10216] installcheck itrace crash (BUG), 2.6.29.4-162.fc11.i586

[dsmith at redhat dot com]

------- Additional Comments From dsmith at redhat dot com  2009-06-01 17:52 -------
I'm not seeing this crash on 2.6.29.4-162.fc11.x86_64.debug, so this may be an
i586 specific problem.

-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=10216

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[Bug runtime/10216] installcheck itrace crash (BUG), 2.6.29.4-162.fc11.i586

[fche at redhat dot com]

------- Additional Comments From fche at redhat dot com  2009-11-02 18:08 -------


*** This bug has been marked as a duplicate of 10653 ***

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |DUPLICATE


http://sourceware.org/bugzilla/show_bug.cgi?id=10216

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