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SubjectRe: [bug] crash when reading /proc/mounts (was: Re: Linux 2.6.23-rc9 and a heads-up for the 2.6.24 series..)

* Ingo Molnar <mingo@elte.hu> wrote:

> nodev /debug debugfs rw 0 0
> ) = 290
> read(3, "", 4096) = 0
> close(3) = 0
>
> there's nothing particularly interesting in it. (perhaps debugfs)

disabling debugfs makes the crash go away so it's debugfs related. The
.config delta is below.

Ingo

--- .config.broken.000 2007-10-03 10:28:14.000000000 +0200
+++ .config.good.000 2007-10-03 11:11:18.000000000 +0200
@@ -85,7 +85,7 @@ CONFIG_MODULE_SRCVERSION_ALL=y
# CONFIG_KMOD is not set
CONFIG_BLOCK=y
# CONFIG_LBD is not set
-CONFIG_BLK_DEV_IO_TRACE=y
+# CONFIG_BLK_DEV_IO_TRACE is not set
CONFIG_LSF=y
CONFIG_BLK_DEV_BSG=y

@@ -631,7 +631,6 @@ CONFIG_CFG80211=y
CONFIG_WIRELESS_EXT=y
CONFIG_MAC80211=y
CONFIG_MAC80211_LEDS=y
-CONFIG_MAC80211_DEBUGFS=y
# CONFIG_MAC80211_DEBUG is not set
CONFIG_IEEE80211=m
CONFIG_IEEE80211_DEBUG=y
@@ -1689,7 +1688,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
CONFIG_ENABLE_MUST_CHECK=y
# CONFIG_MAGIC_SYSRQ is not set
CONFIG_UNUSED_SYMBOLS=y
-CONFIG_DEBUG_FS=y
+# CONFIG_DEBUG_FS is not set
# CONFIG_HEADERS_CHECK is not set
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_SHIRQ=y
@@ -1724,8 +1724,6 @@ CONFIG_FAULT_INJECTION=y
# CONFIG_FAILSLAB is not set
CONFIG_FAIL_PAGE_ALLOC=y
CONFIG_FAIL_MAKE_REQUEST=y
-CONFIG_FAULT_INJECTION_DEBUG_FS=y
-CONFIG_FAULT_INJECTION_STACKTRACE_FILTER=y
CONFIG_EARLY_PRINTK=y
CONFIG_DEBUG_STACKOVERFLOW=y
# CONFIG_DEBUG_STACK_USAGE is not set
-
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