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Ingo Molnar 3bf52a4df3 irq: sparse irqs, fix IRQ auto-probe crash 
fix:

[   10.631533] calling  yenta_socket_init+0x0/0x20
[   10.631533] Yenta: CardBus bridge found at 0000:15:00.0 [17aa:2012]
[   10.631533] Yenta: Using INTVAL to route CSC interrupts to PCI
[   10.631533] Yenta: Routing CardBus interrupts to PCI
[   10.631533] Yenta TI: socket 0000:15:00.0, mfunc 0x01d01002, devctl 0x64
[   10.731599] BUG: unable to handle kernel NULL pointer dereference at 00000040
[   10.731838] IP: [<c0c95b5f>] _spin_lock_irq+0xf/0x20
[   10.732221] *pde = 00000000
[   10.732741] Oops: 0002 [#1] SMP
[   10.733453]
[   10.734253] Pid: 1, comm: swapper Tainted: G        W (2.6.27-rc3-tip-00173-gd7eaa4f-dirty #1)
[   10.735188] EIP: 0060:[<c0c95b5f>] EFLAGS: 00010002 CPU: 0
[   10.735523] EIP is at _spin_lock_irq+0xf/0x20
[   10.735523] EAX: 00000040 EBX: 00000000 ECX: f6e04c90 EDX: 00000100
[   10.735523] ESI: 000000df EDI: f6e04c90 EBP: f7867df0 ESP: f7867df0
[   10.735523]  DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[   10.735523] Process swapper (pid: 1, ti=f7867000 task=f7870000 task.ti=f7867000)
[   10.735523] Stack: f7867e04 c0155fbd 00000000 00000000 f6e04c90 f7867e5c c0c6e319 c0f6a074
[   10.735523]        f6e04c90 000017aa 00002012 c112b648 f791f240 c112b5e0 f7867e44 c010440b
[   10.735523]        f791f240 f791f29c c112b8ec f791f240 00000000 f7867e5c c048f893 03c0b648
[   10.735523] Call Trace:
[   10.735523]  [<c0155fbd>] ? probe_irq_on+0x3d/0x140
[   10.735523]  [<c0c6e319>] ? yenta_probe+0x529/0x640
[   10.735523]  [<c010440b>] ? mcount_call+0x5/0xa
[   10.735523]  [<c048f893>] ? pci_match_device+0xa3/0xb0
[   10.735523]  [<c048fc1e>] ? pci_device_probe+0x5e/0x80
[   10.735523]  [<c0515423>] ? driver_probe_device+0x83/0x180
[   10.735523]  [<c0515594>] ? __driver_attach+0x74/0x80
[   10.735523]  [<c0514b69>] ? bus_for_each_dev+0x49/0x70
[   10.735523]  [<c051528e>] ? driver_attach+0x1e/0x20
[   10.735523]  [<c0515520>] ? __driver_attach+0x0/0x80
[   10.735523]  [<c05150d3>] ? bus_add_driver+0x1a3/0x220
[   10.735523]  [<c048fb60>] ? pci_device_remove+0x0/0x40
[   10.735523]  [<c05157f4>] ? driver_register+0x54/0x130
[   10.735523]  [<c048fe2f>] ? __pci_register_driver+0x4f/0x90
[   10.735523]  [<c11e9419>] ? yenta_socket_init+0x19/0x20
[   10.735523]  [<c0101125>] ? do_one_initcall+0x35/0x160
[   10.735523]  [<c11e9400>] ? yenta_socket_init+0x0/0x20
[   10.735523]  [<c01391a6>] ? __queue_work+0x36/0x50
[   10.735523]  [<c013922d>] ? queue_work_on+0x3d/0x50
[   10.735523]  [<c11a2758>] ? kernel_init+0x148/0x210
[   10.735523]  [<c11a2610>] ? kernel_init+0x0/0x210
[   10.735523]  [<c01043f3>] ? kernel_thread_helper+0x7/0x10
[   10.735523]  =======================
[   10.735523] Code: 10 38 f2 74 06 f3 90 8a 10 eb f6 5d 89 c8 c3 8d b6 00 00 00 00 8d bc 27 00 00 00 00 55 89 e5 e8 a4 e8 46 ff fa ba 00 01 00 00 90 <66> 0f c1 10 38 f2 74 06 f3 90 8a 10 eb f6 5d c3 90 55 89 e5 53

as auto-probing wants to iterate over existing irqs.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16 16:52:30 +02:00
..
irq irq: sparse irqs, fix IRQ auto-probe crash 2008-10-16 16:52:30 +02:00
power ftrace: disable tracing for hibernation 2008-08-28 12:27:39 -07:00
time [CPUFREQ][5/6] cpufreq: Changes to get_cpu_idle_time_us(), used by ondemand governor 2008-10-09 13:52:44 -04:00
trace hrtimer: prevent migration of per CPU hrtimers 2008-09-29 17:09:14 +02:00
.gitignore
acct.c tty: Fix abusers of current->sighand->tty 2008-10-13 09:51:42 -07:00
audit.c [PATCH] Fix the bug of using AUDIT_STATUS_RATE_LIMIT when set fail, no error output. 2008-08-01 12:15:16 -04:00
audit.h
audit_tree.c [PATCH] list_for_each_rcu must die: audit 2008-05-17 03:30:23 -04:00
auditfilter.c Re: [PATCH] the loginuid field should be output in all AUDIT_CONFIG_CHANGE audit messages 2008-08-01 12:15:03 -04:00
auditsc.c tty: Fix abusers of current->sighand->tty 2008-10-13 09:51:42 -07:00
backtracetest.c backtrace: replace timer with tasklet + completions 2008-06-27 18:09:16 +02:00
bounds.c Add kbuild.h that contains common definitions for kbuild users 2008-04-29 08:06:29 -07:00
capability.c security: Fix setting of PF_SUPERPRIV by __capable() 2008-08-14 22:59:43 +10:00
cgroup.c mm owner: fix race between swapoff and exit 2008-09-29 08:41:47 -07:00
cgroup_debug.c CGroup API files: move "releasable" to cgroup_debug subsystem 2008-04-29 08:06:09 -07:00
compat.c ntp: support for TAI 2008-05-01 08:03:59 -07:00
configs.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
cpu.c Merge branches 'sched/devel', 'sched/cpu-hotplug', 'sched/cpusets' and 'sched/urgent' into sched/core 2008-10-08 11:31:02 +02:00
cpuset.c cpusets: scan_for_empty_cpusets(), cpuset doesn't seem to be so const 2008-10-03 13:39:50 +02:00
delayacct.c per-task-delay-accounting: update taskstats for memory reclaim delay 2008-07-25 10:53:47 -07:00
dma-coherent.c dma-coherent: export dma_[alloc|release]_from_coherent methods 2008-08-22 08:34:53 +02:00
dma.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
exec_domain.c [PATCH] kill altroot 2008-07-26 20:53:20 -04:00
exit.c mm owner: fix race between swapoff and exit 2008-09-29 08:41:47 -07:00
extable.c
fork.c tty: Add a kref count 2008-10-13 09:51:40 -07:00
futex.c futexes: fix fault handling in futex_lock_pi 2008-06-23 13:31:15 +02:00
futex_compat.c
hrtimer.c hrtimer: prevent migration of per CPU hrtimers 2008-09-29 17:09:14 +02:00
itimer.c
kallsyms.c kallsyms: fix potential overflow in binary search 2008-07-25 10:53:27 -07:00
Kconfig.hz sched: fix SCHED_HRTICK dependency 2008-07-28 14:37:38 +02:00
Kconfig.preempt
kexec.c kexec: fix segmentation fault in kimage_add_entry 2008-09-23 08:09:14 -07:00
kfifo.c
kgdb.c kgdb: call touch_softlockup_watchdog on resume 2008-10-06 13:50:59 -05:00
kmod.c call_usermodehelper(): increase reliability 2008-07-25 10:53:28 -07:00
kprobes.c kprobes: remove redundant config check 2008-07-25 10:53:30 -07:00
ksysfs.c
kthread.c tracehook: wait_task_inactive 2008-07-26 12:00:09 -07:00
latencytop.c kernel: use non-racy method for proc entries creation 2008-04-29 08:06:22 -07:00
lockdep.c lockdep: fix invalid list_del_rcu in zap_class 2008-08-27 08:40:36 +02:00
lockdep_internals.h lockdep: build fix 2008-08-13 12:55:10 +02:00
lockdep_proc.c lockstat: fix numerical output rounding error 2008-08-26 10:37:46 +02:00
Makefile Merge branch 'linus' into core/generic-dma-coherent 2008-07-29 00:07:55 +02:00
marker.c markers: fix markers read barrier for multiple probes 2008-07-30 09:41:45 -07:00
module.c [module] Don't let gcc inline load_module() 2008-08-25 11:10:26 -07:00
mutex-debug.c mutex-debug: check mutex magic before owner 2008-05-16 16:53:35 +02:00
mutex-debug.h
mutex.c locking: fix mutex @key parameter kernel-doc notation 2008-07-28 18:12:36 +02:00
mutex.h
notifier.c ipc: re-enable msgmni automatic recomputing msgmni if set to negative 2008-04-29 08:06:13 -07:00
ns_cgroup.c cgroup_clone: use pid of newly created task for new cgroup 2008-07-25 10:53:37 -07:00
nsproxy.c removed unused #include <linux/version.h>'s 2008-08-23 12:14:12 -07:00
panic.c Add a WARN() macro; this is WARN_ON() + printk arguments 2008-07-25 10:53:29 -07:00
params.c
pid.c pidns: remove now unused find_pid function. 2008-07-25 10:53:45 -07:00
pid_namespace.c pid_ns: (BUG 11391) change ->child_reaper when init->group_leader exits 2008-09-02 19:21:38 -07:00
pm_qos_params.c pm_qos_requirement might sleep 2008-09-02 19:21:40 -07:00
posix-cpu-timers.c posix-timers: print RT watchdog message 2008-05-24 18:49:22 +02:00
posix-timers.c fix error-path NULL deref in alloc_posix_timer() 2008-10-02 15:53:13 -07:00
printk.c tty: Move tty_write_message out of kernel/printk 2008-10-13 09:51:41 -07:00
profile.c build kernel/profile.o only when requested 2008-07-25 10:53:27 -07:00
ptrace.c security: Fix setting of PF_SUPERPRIV by __capable() 2008-08-14 22:59:43 +10:00
rcuclassic.c rcu: RCU-based detection of stalled CPUs for Classic RCU, fix 2008-10-03 10:41:00 +02:00
rcupdate.c rcu: fix synchronize_rcu() so that kernel-doc works 2008-08-21 09:31:44 +02:00
rcupreempt.c rcu: remove redundant ACCESS_ONCE definition from rcupreempt.c 2008-08-18 09:45:22 +02:00
rcupreempt_trace.c rcu: trace fix possible mem-leak 2008-08-15 17:54:40 +02:00
rcutorture.c rcu: make rcutorture even more vicious: invoke RCU readers from irq handlers (timers) 2008-06-26 09:24:33 +02:00
relay.c relay: fix "full buffer with exactly full last subbuffer" accounting problem 2008-08-05 14:33:46 -07:00
res_counter.c cgroup files: convert res_counter_write() to be a cgroups write_string() handler 2008-07-25 10:53:36 -07:00
resource.c IO resources: add reserve_region_with_split() 2008-09-04 21:02:44 +02:00
rtmutex-debug.c
rtmutex-debug.h
rtmutex-tester.c sysdev: Pass the attribute to the low level sysdev show/store function 2008-07-21 21:55:02 -07:00
rtmutex.c
rtmutex.h
rtmutex_common.h
rwsem.c
sched.c irq: make irqs in kernel stat use per_cpu_dyn_array 2008-10-16 16:52:08 +02:00
sched_clock.c sched_clock: fix cpu_clock() 2008-08-25 17:39:57 +02:00
sched_cpupri.c sched: use a 2-d bitmap for searching lowest-pri CPU 2008-06-06 15:19:28 +02:00
sched_cpupri.h sched: fix the cpuprio count really 2008-06-06 15:19:44 +02:00
sched_debug.c [PATCH] signal, procfs: some lock_task_sighand() users do not need rcu_read_lock() 2008-10-10 04:18:57 +04:00
sched_fair.c sched: sync wakeups vs avg_overlap 2008-10-08 12:20:26 +02:00
sched_features.h sched: turn off WAKEUP_OVERLAP 2008-09-22 16:29:00 +02:00
sched_idletask.c sched: wakeup preempt when small overlap 2008-09-22 16:28:32 +02:00
sched_rt.c sched_rt.c: resch needed in rt_rq_enqueue() for the root rt_rq 2008-10-04 14:31:54 +02:00
sched_stats.h sched: fix accounting in task delay accounting & migration 2008-07-04 12:50:23 +02:00
seccomp.c
semaphore.c semaphore: __down_common: use signal_pending_state() 2008-08-05 14:33:47 -07:00
signal.c tracehook: fix SA_NOCLDWAIT 2008-08-19 20:37:07 -07:00
smp.c smp: have smp_call_function_single() detect invalid CPUs 2008-08-25 17:45:48 -07:00
softirq.c Full conversion to early_initcall() interface, remove old interface 2008-07-26 12:00:04 -07:00
softlockup.c softlockup: minor cleanup, don't check task->state twice 2008-09-02 10:49:51 -07:00
spinlock.c lockdep: spin_lock_nest_lock(), checkpatch fixes 2008-08-13 13:56:51 +02:00
srcu.c
stacktrace.c stacktrace: fix modular build, export print_stack_trace and save_stack_trace 2008-06-30 09:20:55 +02:00
stop_machine.c stop_machine: remove unused variable 2008-08-12 17:52:55 +10:00
sys.c tty: Add a kref count 2008-10-13 09:51:40 -07:00
sys_ni.c Configure out file locking features 2008-09-29 17:56:57 -04:00
sysctl.c Merge branch 'for-2.6.28' of git://linux-nfs.org/~bfields/linux 2008-10-14 12:31:14 -07:00
sysctl_check.c sysctl: check for bogus modes 2008-07-25 10:53:45 -07:00
taskstats.c taskstats: remove initialization of static per-cpu variable 2008-07-25 10:53:47 -07:00
test_kprobes.c
time.c Make constants in kernel/timeconst.h fixed 64 bits 2008-05-02 16:18:42 -07:00
timeconst.pl Make constants in kernel/timeconst.h fixed 64 bits 2008-05-02 16:18:42 -07:00
timer.c Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm 2008-07-14 16:06:58 -07:00
tsacct.c task IO accounting: move all IO statistics in struct task_io_accounting 2008-07-27 16:12:28 -07:00
uid16.c
user.c sched: rt-bandwidth for user grouping interface 2008-08-19 13:10:09 +02:00
user_namespace.c removed unused #include <linux/version.h>'s 2008-08-23 12:14:12 -07:00
utsname.c removed unused #include <linux/version.h>'s 2008-08-23 12:14:12 -07:00
utsname_sysctl.c removed unused #include <linux/version.h>'s 2008-08-23 12:14:12 -07:00
wait.c
workqueue.c Merge branch 'core/locking' into core/urgent 2008-08-12 00:11:49 +02:00