* [Bug runtime/4179] New: systemtap module init cleanup
@ 2007-03-12 8:56 vvs at sw dot ru
2007-03-12 9:02 ` [Bug runtime/4179] " vvs at sw dot ru
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: vvs at sw dot ru @ 2007-03-12 8:56 UTC (permalink / raw)
To: systemtap
I've experimented with systemtab from RHEL5rc1 and crashed the node:
[root@dhcp17-85 ~]# crash /usr/lib/debug/lib/modules/2.6.18-8.1.1.el5/vmlinux
vmcore.rhel5-8.1.1
crash> log
Linux version 2.6.18-8.1.1.el5 (brewbuilder@hs20-bc1-7.build.redhat.com) (gcc ve
rsion 4.1.1 20070105 (Red Hat 4.1.1-52)) #1 SMP Mon Feb 26 20:38:02 EST 2007
...
Error creating systemtap /proc entries.
BUG: unable to handle kernel paging request at virtual address d0d8da47
printing eip:
d0d8da47
*pde = 0637c067
Oops: 0000 [#1]
SMP
last sysfs file: /module/uhci_hcd/sections/.text
Modules linked in: autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 video sbs i2c
_ec button battery asus_acpi ac lp snd_ens1371 gameport snd_rawmidi snd_ac97_cod
ec snd_ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_dev
ice snd_pcm_oss snd_mixer_oss snd_pcm sg snd_timer floppy snd soundcore snd_page
_alloc e1000 i2c_piix4 parport_pc i2c_core parport pcspkr ide_cd cdrom serio_raw
dm_snapshot dm_zero dm_mirror dm_mod mptspi mptscsih mptbase scsi_transport_spi
sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd
CPU: 0
EIP: 0060:[<d0d8da47>] Not tainted VLI
EFLAGS: 00010286 (2.6.18-8.1.1.el5 #1)
EIP is at 0xd0d8da47
eax: 00000000 ebx: 00000100 ecx: c0717fd4 edx: c0717000
esi: c0784e00 edi: d0d8da47 ebp: 00000000 esp: c0717fd0
ds: 007b es: 007b ss: 0068
Process swapper (pid: 0, ti=c0717000 task=c0660bc0 task.ti=c06d3000)
Stack: c042cc09 c0717fd4 c0717fd4 00000001 c06c9b08 0000000a c04281cf c06d3f94
c06d3000 00000046 c0612b83 c0406461
Call Trace:
[<c042cc09>] run_timer_softirq+0xfb/0x151
[<c04281cf>] __do_softirq+0x5a/0xbb
[<c0406461>] do_softirq+0x52/0x9d
[<c04049bf>] apic_timer_interrupt+0x1f/0x24
[<c0402b98>] default_idle+0x0/0x59
[<c0402bc9>] default_idle+0x31/0x59
[<c0402c90>] cpu_idle+0x9f/0xb9
[<c06d8798>] start_kernel+0x380/0x387
=======================
Code: Bad EIP value.
EIP: [<d0d8da47>] 0xd0d8da47 SS:ESP 0068:c0717fd0
crash> bt -at
PID: 0 TASK: c0660bc0 CPU: 0 COMMAND: "swapper"
START: crash_kexec at c0442bde
[c0717f30] die at c04054b3
[c0717f60] do_page_fault at c05fd66f
[c0717f90] do_page_fault at c05fd285
[c0717f98] error_code at c0404a71
[c0717fd0] run_timer_softirq at c042cc09
[c0717fe8] __do_softirq at c04281cf
[c0717ffc] do_softirq at c0406461
--- <soft IRQ> ---
START: do_softirq at c040640f
[c06d3fa0] apic_timer_interrupt at c04049bf
[c06d3fa8] default_idle at c0402b98
[c06d3fcc] default_idle at c0402bc9
[c06d3fd8] cpu_idle at c0402c90
[c06d3fe0] start_kernel at c06d8798
PID: 24084 TASK: ce27c550 CPU: 1 COMMAND: "insmod"
START: crash_nmi_callback at c0418f55
[ca6dfdec] do_flush_tlb_all at c0415a96
[ca6dfe00] smp_call_function at c041591f
[ca6dfe20] do_flush_tlb_all at c0415a96
[ca6dfe24] do_nmi at c0405815
[ca6dfe2c] __wake_up at c041d20d
[ca6dfe48] nmi_stack_correct at c0404b16
[ca6dfe60] do_flush_tlb_all at c0415a96
[ca6dfe74] smp_call_function at c041591f
[ca6dfe80] do_flush_tlb_all at c0415a96
[ca6dfe9c] do_flush_tlb_all at c0415a96
[ca6dfea4] on_each_cpu at c0427b46
[ca6dfeb8] flush_tlb_all at c04159d7
[ca6dfec0] __remove_vm_area at c046023e
[ca6dfecc] remove_vm_area at c0460263
[ca6dfed4] __vunmap at c04602a8
[ca6dfee4] sys_init_module at c043d133
[ca6dfeec] do_sync_read at c046a5df
[ca6dffb8] syscall_call at c0403eff
VvS>
"Error creating systemtap /proc entries" message points to the failure on the
module initialization. Then CPU 1 frees the resources and CPU0 runs the
systemtap timer function that has not been deleted and it lead to the crash.
--
Summary: systemtap module init cleanup
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: runtime
AssignedTo: systemtap at sources dot redhat dot com
ReportedBy: vvs at sw dot ru
http://sourceware.org/bugzilla/show_bug.cgi?id=4179
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* [Bug runtime/4179] systemtap module init cleanup
2007-03-12 8:56 [Bug runtime/4179] New: systemtap module init cleanup vvs at sw dot ru
@ 2007-03-12 9:02 ` vvs at sw dot ru
2007-03-12 9:05 ` vvs at sw dot ru
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: vvs at sw dot ru @ 2007-03-12 9:02 UTC (permalink / raw)
To: systemtap
------- Additional Comments From vvs at sw dot ru 2007-03-12 09:02 -------
Created an attachment (id=1606)
--> (http://sourceware.org/bugzilla/attachment.cgi?id=1606&action=view)
_stp_transport_init() cleanup
patch against systemtap-20070310
adds missed rollback procedures for _stp_transport_init() function
--
http://sourceware.org/bugzilla/show_bug.cgi?id=4179
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* [Bug runtime/4179] systemtap module init cleanup
2007-03-12 8:56 [Bug runtime/4179] New: systemtap module init cleanup vvs at sw dot ru
2007-03-12 9:02 ` [Bug runtime/4179] " vvs at sw dot ru
@ 2007-03-12 9:05 ` vvs at sw dot ru
2007-03-12 9:08 ` vvs at sw dot ru
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: vvs at sw dot ru @ 2007-03-12 9:05 UTC (permalink / raw)
To: systemtap
------- Additional Comments From vvs at sw dot ru 2007-03-12 09:05 -------
Created an attachment (id=1607)
--> (http://sourceware.org/bugzilla/attachment.cgi?id=1607&action=view)
_stp_register_procfs() cleanup
patch against systemtap-20070310
fixes rollback procedures in _stp_register_procfs() function
--
http://sourceware.org/bugzilla/show_bug.cgi?id=4179
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* [Bug runtime/4179] systemtap module init cleanup
2007-03-12 8:56 [Bug runtime/4179] New: systemtap module init cleanup vvs at sw dot ru
2007-03-12 9:02 ` [Bug runtime/4179] " vvs at sw dot ru
2007-03-12 9:05 ` vvs at sw dot ru
@ 2007-03-12 9:08 ` vvs at sw dot ru
2007-03-12 9:24 ` vvs at sw dot ru
2007-03-12 12:07 ` fche at redhat dot com
4 siblings, 0 replies; 6+ messages in thread
From: vvs at sw dot ru @ 2007-03-12 9:08 UTC (permalink / raw)
To: systemtap
------- Additional Comments From vvs at sw dot ru 2007-03-12 09:08 -------
Created an attachment (id=1608)
--> (http://sourceware.org/bugzilla/attachment.cgi?id=1608&action=view)
_stp_init_time() cleanup
patch against systemtap-20070310
adds missed rollback for _stp_init_time() function
--
http://sourceware.org/bugzilla/show_bug.cgi?id=4179
------- You are receiving this mail because: -------
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* [Bug runtime/4179] systemtap module init cleanup
2007-03-12 8:56 [Bug runtime/4179] New: systemtap module init cleanup vvs at sw dot ru
` (2 preceding siblings ...)
2007-03-12 9:08 ` vvs at sw dot ru
@ 2007-03-12 9:24 ` vvs at sw dot ru
2007-03-12 12:07 ` fche at redhat dot com
4 siblings, 0 replies; 6+ messages in thread
From: vvs at sw dot ru @ 2007-03-12 9:24 UTC (permalink / raw)
To: systemtap
------- Additional Comments From vvs at sw dot ru 2007-03-12 09:24 -------
Mike Mason, Frank Ch. Eigler
I've included you in cc: because of I believe it may be interesting for you:
http://article.gmane.org/gmane.linux.systemtap/5102
--
What |Removed |Added
----------------------------------------------------------------------------
CC| |fche at redhat dot com,
| |mmlnx at us dot ibm dot com
Status|NEW |WAITING
http://sourceware.org/bugzilla/show_bug.cgi?id=4179
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^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug runtime/4179] systemtap module init cleanup
2007-03-12 8:56 [Bug runtime/4179] New: systemtap module init cleanup vvs at sw dot ru
` (3 preceding siblings ...)
2007-03-12 9:24 ` vvs at sw dot ru
@ 2007-03-12 12:07 ` fche at redhat dot com
4 siblings, 0 replies; 6+ messages in thread
From: fche at redhat dot com @ 2007-03-12 12:07 UTC (permalink / raw)
To: systemtap
------- Additional Comments From fche at redhat dot com 2007-03-12 12:07 -------
testing the patch
--
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|systemtap at sources dot |fche at redhat dot com
|redhat dot com |
Status|WAITING |ASSIGNED
http://sourceware.org/bugzilla/show_bug.cgi?id=4179
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2007-03-12 8:56 [Bug runtime/4179] New: systemtap module init cleanup vvs at sw dot ru
2007-03-12 9:02 ` [Bug runtime/4179] " vvs at sw dot ru
2007-03-12 9:05 ` vvs at sw dot ru
2007-03-12 9:08 ` vvs at sw dot ru
2007-03-12 9:24 ` vvs at sw dot ru
2007-03-12 12:07 ` fche at redhat dot com
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