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[Bug runtime/14630] New: intermittent crash in lookup_bad_addr
- From: "fche at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Wed, 26 Sep 2012 17:44:23 +0000
- Subject: [Bug runtime/14630] New: intermittent crash in lookup_bad_addr
- Auto-submitted: auto-generated
http://sourceware.org/bugzilla/show_bug.cgi?id=14630
Bug #: 14630
Summary: intermittent crash in lookup_bad_addr
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: runtime
AssignedTo: systemtap@sourceware.org
ReportedBy: fche@redhat.com
Classification: Unclassified
On a x86-64 rhel6 vm, the following was observed during a make installcheck
against git stap:
stap_fda8d28487545b13195688c63e0e9bc_13886: systemtap: 2.0/0.152, base:
ffffffffa0705000, memory: 57data/29text/20ctx/2058net/34alloc kb, probes: 28
stap_ad67448ddd1c1c3d62320c81d6c3737_14107: systemtap: 2.0/0.152, base:
ffffffffa0722000, memory: 57data/29text/20ctx/2058net/34alloc kb, probes: 28
stap_92468660093a64382aac155c65fae81c_14360: systemtap: 2.0/0.152, base:
ffffffffa03ef000, memory: 78data/59text/20ctx/2058net/178alloc kb, probes: 28
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:1112
in_atomic(): 0, irqs_disabled(): 1, pid: 14360, name: stapio
INFO: lockdep is turned off.
irq event stamp: 0
hardirqs last enabled at (0): [<(null)>] (null)
hardirqs last disabled at (0): [<ffffffff8106cf44>] copy_process+0x604/0x15d0
softirqs last enabled at (0): [<ffffffff8106cf44>] copy_process+0x604/0x15d0
softirqs last disabled at (0): [<(null)>] (null)
Pid: 14360, comm: stapio Not tainted 2.6.32-279.5.2.el6.x86_64.debug #1
Call Trace:
[<ffffffff810ab580>] ? print_irqtrace_events+0xd0/0xe0
[<ffffffff810582b7>] ? __might_sleep+0xf7/0x130
[<ffffffff810444a4>] ? __do_page_fault+0x114/0x4e0
[<ffffffff8118522a>] ? mem_cgroup_bad_page_check+0x1a/0x30
[<ffffffff8113b57f>] ? get_page_from_freelist+0x35f/0x8e0
[<ffffffff81534c9e>] ? do_page_fault+0x3e/0xa0
[<ffffffff81531dd5>] ? page_fault+0x25/0x30
[<ffffffffa03f01cd>] ? lookup_bad_addr+0xcd/0xe0
[stap_92468660093a64382aac155c65fae81c_14360]
[<ffffffffa03f24d0>] ? probe_4103+0x230/0x2b0
[stap_92468660093a64382aac155c65fae81c_14360]
[<ffffffffa03f2405>] ? probe_4103+0x165/0x2b0
[stap_92468660093a64382aac155c65fae81c_14360]
[<ffffffffa03fa0d8>] ? enter_real_tracepoint_probe_0+0x148/0x300
[stap_92468660093a64382aac155c65fae81c_14360]
[<ffffffffa03ef1ee>] ? enter_tracepoint_probe_0+0xe/0x10
[stap_92468660093a64382aac155c65fae81c_14360]
[<ffffffff8152e3de>] ? thread_return+0x709/0x7db
[<ffffffff8152fb55>] ? schedule_hrtimeout_range+0x145/0x170
[<ffffffffa03f0753>] ? _stp_ctl_poll_cmd+0x33/0x60
[stap_92468660093a64382aac155c65fae81c_14360]
[<ffffffff811ac629>] ? poll_schedule_timeout+0x39/0x60
[<ffffffff811acf19>] ? do_select+0x5a9/0x6d0
[<ffffffff811ac970>] ? do_select+0x0/0x6d0
[<ffffffff811ac720>] ? __pollwait+0x0/0xf0
This was apparently the systemtap.stress/conversions_trace.stp test case.
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