https://github.com/torvalds/linux
Revision b663c6fd98c9cf586279db03cec3257c413efd00 authored by J. Bruce Fields on 14 March 2008, 23:37:11 UTC, committed by Linus Torvalds on 14 March 2008, 23:49:15 UTC
This bug was always here, but before my commit 6fa02839bf9412e18e77 ("recheck for secure ports in fh_verify"), it could only be triggered by failure of a kmalloc(). After that commit it could be triggered by a client making a request from a non-reserved port for access to an export marked "secure". (Exports are "secure" by default.) The result is a struct svc_export with a reference count one too low, resulting in likely oopses next time the export is accessed. The reference counting here is not straightforward; a later patch will clean up fh_verify(). Thanks to Lukas Hejtmanek for the bug report and followup. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Cc: Lukas Hejtmanek <xhejtman@ics.muni.cz> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 9b89ca7
Tip revision: b663c6fd98c9cf586279db03cec3257c413efd00 authored by J. Bruce Fields on 14 March 2008, 23:37:11 UTC
nfsd: fix oops on access from high-numbered ports
nfsd: fix oops on access from high-numbered ports
Tip revision: b663c6f
File | Mode | Size |
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irq | ||
power | ||
time | ||
.gitignore | -rw-r--r-- | 63 bytes |
Kconfig.hz | -rw-r--r-- | 1.6 KB |
Kconfig.preempt | -rw-r--r-- | 2.8 KB |
Makefile | -rw-r--r-- | 3.8 KB |
acct.c | -rw-r--r-- | 15.7 KB |
audit.c | -rw-r--r-- | 36.3 KB |
audit.h | -rw-r--r-- | 5.9 KB |
audit_tree.c | -rw-r--r-- | 20.6 KB |
auditfilter.c | -rw-r--r-- | 45.8 KB |
auditsc.c | -rw-r--r-- | 62.3 KB |
backtracetest.c | -rw-r--r-- | 1.3 KB |
capability.c | -rw-r--r-- | 8.3 KB |
cgroup.c | -rw-r--r-- | 78.3 KB |
cgroup_debug.c | -rw-r--r-- | 1.9 KB |
compat.c | -rw-r--r-- | 27.4 KB |
configs.c | -rw-r--r-- | 3.1 KB |
cpu.c | -rw-r--r-- | 9.7 KB |
cpuset.c | -rw-r--r-- | 67.0 KB |
delayacct.c | -rw-r--r-- | 4.4 KB |
dma.c | -rw-r--r-- | 3.7 KB |
exec_domain.c | -rw-r--r-- | 4.3 KB |
exit.c | -rw-r--r-- | 41.6 KB |
extable.c | -rw-r--r-- | 2.0 KB |
fork.c | -rw-r--r-- | 43.2 KB |
futex.c | -rw-r--r-- | 51.9 KB |
futex_compat.c | -rw-r--r-- | 4.4 KB |
hrtimer.c | -rw-r--r-- | 36.7 KB |
itimer.c | -rw-r--r-- | 7.8 KB |
kallsyms.c | -rw-r--r-- | 11.8 KB |
kexec.c | -rw-r--r-- | 35.3 KB |
kfifo.c | -rw-r--r-- | 5.1 KB |
kmod.c | -rw-r--r-- | 14.1 KB |
kprobes.c | -rw-r--r-- | 26.1 KB |
ksysfs.c | -rw-r--r-- | 3.8 KB |
kthread.c | -rw-r--r-- | 7.1 KB |
latencytop.c | -rw-r--r-- | 5.2 KB |
lockdep.c | -rw-r--r-- | 79.1 KB |
lockdep_internals.h | -rw-r--r-- | 2.4 KB |
lockdep_proc.c | -rw-r--r-- | 17.0 KB |
marker.c | -rw-r--r-- | 23.7 KB |
module.c | -rw-r--r-- | 66.8 KB |
mutex-debug.c | -rw-r--r-- | 3.0 KB |
mutex-debug.h | -rw-r--r-- | 1.7 KB |
mutex.c | -rw-r--r-- | 10.4 KB |
mutex.h | -rw-r--r-- | 1.1 KB |
notifier.c | -rw-r--r-- | 15.8 KB |
ns_cgroup.c | -rw-r--r-- | 2.2 KB |
nsproxy.c | -rw-r--r-- | 5.1 KB |
panic.c | -rw-r--r-- | 7.6 KB |
params.c | -rw-r--r-- | 17.5 KB |
pid.c | -rw-r--r-- | 12.7 KB |
pid_namespace.c | -rw-r--r-- | 4.3 KB |
pm_qos_params.c | -rw-r--r-- | 11.5 KB |
posix-cpu-timers.c | -rw-r--r-- | 43.5 KB |
posix-timers.c | -rw-r--r-- | 29.3 KB |
printk.c | -rw-r--r-- | 32.2 KB |
profile.c | -rw-r--r-- | 15.9 KB |
ptrace.c | -rw-r--r-- | 15.5 KB |
rcuclassic.c | -rw-r--r-- | 15.6 KB |
rcupdate.c | -rw-r--r-- | 4.2 KB |
rcupreempt.c | -rw-r--r-- | 31.7 KB |
rcupreempt_trace.c | -rw-r--r-- | 9.3 KB |
rcutorture.c | -rw-r--r-- | 26.6 KB |
relay.c | -rw-r--r-- | 28.9 KB |
res_counter.c | -rw-r--r-- | 2.8 KB |
resource.c | -rw-r--r-- | 16.1 KB |
rtmutex-debug.c | -rw-r--r-- | 5.7 KB |
rtmutex-debug.h | -rw-r--r-- | 1.4 KB |
rtmutex-tester.c | -rw-r--r-- | 9.0 KB |
rtmutex.c | -rw-r--r-- | 25.9 KB |
rtmutex.h | -rw-r--r-- | 1.1 KB |
rtmutex_common.h | -rw-r--r-- | 3.3 KB |
rwsem.c | -rw-r--r-- | 2.6 KB |
sched.c | -rw-r--r-- | 194.5 KB |
sched_debug.c | -rw-r--r-- | 9.3 KB |
sched_fair.c | -rw-r--r-- | 33.3 KB |
sched_idletask.c | -rw-r--r-- | 2.9 KB |
sched_rt.c | -rw-r--r-- | 28.0 KB |
sched_stats.h | -rw-r--r-- | 7.1 KB |
seccomp.c | -rw-r--r-- | 1.6 KB |
signal.c | -rw-r--r-- | 65.4 KB |
softirq.c | -rw-r--r-- | 14.6 KB |
softlockup.c | -rw-r--r-- | 7.7 KB |
spinlock.c | -rw-r--r-- | 11.1 KB |
srcu.c | -rw-r--r-- | 8.4 KB |
stacktrace.c | -rw-r--r-- | 462 bytes |
stop_machine.c | -rw-r--r-- | 5.0 KB |
sys.c | -rw-r--r-- | 42.5 KB |
sys_ni.c | -rw-r--r-- | 4.6 KB |
sysctl.c | -rw-r--r-- | 67.1 KB |
sysctl_check.c | -rw-r--r-- | 50.3 KB |
taskstats.c | -rw-r--r-- | 13.6 KB |
test_kprobes.c | -rw-r--r-- | 4.9 KB |
time.c | -rw-r--r-- | 17.3 KB |
timeconst.pl | -rw-r--r-- | 9.4 KB |
timer.c | -rw-r--r-- | 36.3 KB |
tsacct.c | -rw-r--r-- | 3.9 KB |
uid16.c | -rw-r--r-- | 5.1 KB |
user.c | -rw-r--r-- | 12.2 KB |
user_namespace.c | -rw-r--r-- | 1.6 KB |
utsname.c | -rw-r--r-- | 1.5 KB |
utsname_sysctl.c | -rw-r--r-- | 3.4 KB |
wait.c | -rw-r--r-- | 7.1 KB |
workqueue.c | -rw-r--r-- | 21.6 KB |
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