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Linux v3.4-rc3

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This commit is contained in:
Justin M. Forbes 2012-04-16 12:30:25 -05:00
parent 2c409a6d2b
commit 9a3c2ce6f0
6 changed files with 68 additions and 139 deletions
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71
btrfs-use-after-free.patch
View File

@ -1,71 +0,0 @@
On Tue, Apr 03, 2012 at 12:50:55PM -0400, Dave Jones wrote:
> On Tue, Apr 03, 2012 at 06:33:43PM +0200, David Sterba wrote:
> > On Tue, Apr 03, 2012 at 12:20:23PM -0400, Dave Jones wrote:
> > > I see a lot of these ..
> > >
> > > btrfs: __btrfs_end_transaction -EIO abored=1802201963 (no super error)
> >
> > 1802201963 == 0x6b6b6b6b
> >
> > #define POISON_FREE 0x6b /* for use-after-free poisoning */
> >
> > hmm
>
> wait, what...
>
> 535 memset(trans, 0, sizeof(*trans));
> 536 kmem_cache_free(btrfs_trans_handle_cachep, trans);
> 537
> 538 if (throttle)
> 539 btrfs_run_delayed_iputs(root);
> 540
> 541 if (trans->aborted ||
> 542 root->fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR) {
> 543 return -EIO;
> 544 }
>
> that looks like a pretty clear use-after-free.
Ok, trying this..
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 8da29e8..11b77a5 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -480,6 +480,7 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
struct btrfs_transaction *cur_trans = trans->transaction;
struct btrfs_fs_info *info = root->fs_info;
int count = 0;
+ int err = 0;
if (--trans->use_count) {
trans->block_rsv = trans->orig_rsv;
@@ -532,18 +533,18 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
if (current->journal_info == trans)
current->journal_info = NULL;
- memset(trans, 0, sizeof(*trans));
- kmem_cache_free(btrfs_trans_handle_cachep, trans);
if (throttle)
btrfs_run_delayed_iputs(root);
if (trans->aborted ||
root->fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR) {
- return -EIO;
+ err = -EIO;
}
- return 0;
+ memset(trans, 0, sizeof(*trans));
+ kmem_cache_free(btrfs_trans_handle_cachep, trans);
+ return err;
}
int btrfs_end_transaction(struct btrfs_trans_handle *trans,
--
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8
config-generic
View File

@ -1464,13 +1464,13 @@ CONFIG_B43_SDIO=y
CONFIG_B43_BCMA=y
# CONFIG_B43_BCMA_EXTRA is not set
CONFIG_B43_BCMA_PIO=y
CONFIG_B43_DEBUG=y
# CONFIG_B43_DEBUG is not set
CONFIG_B43_PHY_LP=y
CONFIG_B43_PHY_N=y
CONFIG_B43_PHY_HT=y
# CONFIG_B43_FORCE_PIO is not set
CONFIG_B43LEGACY=m
CONFIG_B43LEGACY_DEBUG=y
# CONFIG_B43LEGACY_DEBUG is not set
CONFIG_B43LEGACY_DMA=y
CONFIG_B43LEGACY_PIO=y
CONFIG_B43LEGACY_DMA_AND_PIO_MODE=y
@ -3054,7 +3054,7 @@ CONFIG_USB_STORAGE_REALTEK=m
CONFIG_REALTEK_AUTOPM=y
CONFIG_USB_STORAGE_ENE_UB6250=m
# CONFIG_USB_LIBUSUAL is not set
CONFIG_USB_UAS=m
# CONFIG_USB_UAS is not set
#
@ -3959,7 +3959,7 @@ CONFIG_IBMASR=m
CONFIG_PM_DEBUG=y
CONFIG_PM_TRACE=y
CONFIG_PM_TRACE_RTC=y
CONFIG_PM_TEST_SUSPEND=y
# CONFIG_PM_TEST_SUSPEND is not set
CONFIG_PM_RUNTIME=y
# CONFIG_PM_OPP is not set

108
config-nodebug
View File

@ -2,109 +2,109 @@ CONFIG_SND_VERBOSE_PRINTK=y
CONFIG_SND_DEBUG=y
CONFIG_SND_PCM_XRUN_DEBUG=y
CONFIG_DEBUG_ATOMIC_SLEEP=y
# CONFIG_DEBUG_ATOMIC_SLEEP is not set
CONFIG_DEBUG_MUTEXES=y
CONFIG_DEBUG_RT_MUTEXES=y
CONFIG_DEBUG_LOCK_ALLOC=y
CONFIG_PROVE_LOCKING=y
CONFIG_DEBUG_SPINLOCK=y
CONFIG_PROVE_RCU=y
# CONFIG_DEBUG_MUTEXES is not set
# CONFIG_DEBUG_RT_MUTEXES is not set
# CONFIG_DEBUG_LOCK_ALLOC is not set
# CONFIG_PROVE_LOCKING is not set
# CONFIG_DEBUG_SPINLOCK is not set
# CONFIG_PROVE_RCU is not set
# CONFIG_PROVE_RCU_REPEATEDLY is not set
CONFIG_DEBUG_PER_CPU_MAPS=y
# CONFIG_DEBUG_PER_CPU_MAPS is not set
CONFIG_CPUMASK_OFFSTACK=y
CONFIG_CPU_NOTIFIER_ERROR_INJECT=m
# CONFIG_CPU_NOTIFIER_ERROR_INJECT is not set
CONFIG_FAULT_INJECTION=y
CONFIG_FAILSLAB=y
CONFIG_FAIL_PAGE_ALLOC=y
CONFIG_FAIL_MAKE_REQUEST=y
CONFIG_FAULT_INJECTION_DEBUG_FS=y
CONFIG_FAULT_INJECTION_STACKTRACE_FILTER=y
CONFIG_FAIL_IO_TIMEOUT=y
CONFIG_FAIL_MMC_REQUEST=y
# CONFIG_FAULT_INJECTION is not set
# CONFIG_FAILSLAB is not set
# CONFIG_FAIL_PAGE_ALLOC is not set
# CONFIG_FAIL_MAKE_REQUEST is not set
# CONFIG_FAULT_INJECTION_DEBUG_FS is not set
# CONFIG_FAULT_INJECTION_STACKTRACE_FILTER is not set
# CONFIG_FAIL_IO_TIMEOUT is not set
# CONFIG_FAIL_MMC_REQUEST is not set
CONFIG_SLUB_DEBUG_ON=y
# CONFIG_SLUB_DEBUG_ON is not set
CONFIG_LOCK_STAT=y
# CONFIG_LOCK_STAT is not set
CONFIG_DEBUG_STACK_USAGE=y
# CONFIG_DEBUG_STACK_USAGE is not set
CONFIG_ACPI_DEBUG=y
# CONFIG_ACPI_DEBUG is not set
# CONFIG_ACPI_DEBUG_FUNC_TRACE is not set
CONFIG_DEBUG_SG=y
# CONFIG_DEBUG_SG is not set
# CONFIG_DEBUG_PAGEALLOC is not set
CONFIG_DEBUG_WRITECOUNT=y
CONFIG_DEBUG_OBJECTS=y
# CONFIG_DEBUG_WRITECOUNT is not set
# CONFIG_DEBUG_OBJECTS is not set
# CONFIG_DEBUG_OBJECTS_SELFTEST is not set
CONFIG_DEBUG_OBJECTS_FREE=y
CONFIG_DEBUG_OBJECTS_TIMERS=y
CONFIG_DEBUG_OBJECTS_RCU_HEAD=y
# CONFIG_DEBUG_OBJECTS_FREE is not set
# CONFIG_DEBUG_OBJECTS_TIMERS is not set
# CONFIG_DEBUG_OBJECTS_RCU_HEAD is not set
CONFIG_DEBUG_OBJECTS_ENABLE_DEFAULT=1
CONFIG_X86_PTDUMP=y
# CONFIG_X86_PTDUMP is not set
CONFIG_CAN_DEBUG_DEVICES=y
# CONFIG_CAN_DEBUG_DEVICES is not set
CONFIG_MODULE_FORCE_UNLOAD=y
# CONFIG_MODULE_FORCE_UNLOAD is not set
CONFIG_SYSCTL_SYSCALL_CHECK=y
# CONFIG_SYSCTL_SYSCALL_CHECK is not set
CONFIG_DEBUG_NOTIFIERS=y
# CONFIG_DEBUG_NOTIFIERS is not set
CONFIG_DMA_API_DEBUG=y
# CONFIG_DMA_API_DEBUG is not set
CONFIG_MMIOTRACE=y
# CONFIG_MMIOTRACE is not set
CONFIG_DEBUG_CREDENTIALS=y
# CONFIG_DEBUG_CREDENTIALS is not set
# off in both production debug and nodebug builds,
# on in rawhide nodebug builds
CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y
# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
CONFIG_EXT4_DEBUG=y
# CONFIG_EXT4_DEBUG is not set
CONFIG_DEBUG_PERF_USE_VMALLOC=y
# CONFIG_DEBUG_PERF_USE_VMALLOC is not set
CONFIG_JBD2_DEBUG=y
# CONFIG_JBD2_DEBUG is not set
CONFIG_DEBUG_BLK_CGROUP=y
# CONFIG_DEBUG_BLK_CGROUP is not set
CONFIG_DRBD_FAULT_INJECTION=y
# CONFIG_DRBD_FAULT_INJECTION is not set
CONFIG_ATH_DEBUG=y
CONFIG_CARL9170_DEBUGFS=y
CONFIG_IWLWIFI_DEVICE_TRACING=y
# CONFIG_ATH_DEBUG is not set
# CONFIG_CARL9170_DEBUGFS is not set
# CONFIG_IWLWIFI_DEVICE_TRACING is not set
CONFIG_DEBUG_OBJECTS_WORK=y
# CONFIG_DEBUG_OBJECTS_WORK is not set
CONFIG_DMADEVICES_DEBUG=y
CONFIG_DMADEVICES_VDEBUG=y
# CONFIG_DMADEVICES_DEBUG is not set
# CONFIG_DMADEVICES_VDEBUG is not set
CONFIG_PM_ADVANCED_DEBUG=y
CONFIG_CEPH_LIB_PRETTYDEBUG=y
CONFIG_QUOTA_DEBUG=y
# CONFIG_CEPH_LIB_PRETTYDEBUG is not set
# CONFIG_QUOTA_DEBUG is not set
CONFIG_PCI_DEFAULT_USE_CRS=y
CONFIG_KGDB_KDB=y
CONFIG_KDB_KEYBOARD=y
CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER=y
CONFIG_TEST_LIST_SORT=y
# CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER is not set
# CONFIG_TEST_LIST_SORT is not set
CONFIG_DETECT_HUNG_TASK=y
# CONFIG_DETECT_HUNG_TASK is not set
CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120
# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK=y
# CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK is not set
CONFIG_DEBUG_KMEMLEAK=y
# CONFIG_DEBUG_KMEMLEAK is not set
CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE=1024
# CONFIG_DEBUG_KMEMLEAK_TEST is not set
CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF=y

2
config-x86-generic
View File

@ -313,7 +313,7 @@ CONFIG_STRICT_DEVMEM=y
# CONFIG_NO_BOOTMEM is not set
# CONFIG_MEMTEST is not set
CONFIG_MAXSMP=y
# CONFIG_MAXSMP is not set
CONFIG_HP_ILO=m

15
kernel.spec
View File

@ -93,9 +93,9 @@ Summary: The Linux kernel
# The next upstream release sublevel (base_sublevel+1)
%define upstream_sublevel %(echo $((%{base_sublevel} + 1)))
# The rc snapshot level
%define rcrev 2
%define rcrev 3
# The git snapshot level
%define gitrev 3
%define gitrev 0
# Set rpm version accordingly
%define rpmversion 3.%{upstream_sublevel}.0
%endif
@ -163,7 +163,7 @@ Summary: The Linux kernel
# Set debugbuildsenabled to 1 for production (build separate debug kernels)
# and 0 for rawhide (all kernels are debug kernels).
# See also 'make debug' and 'make release'.
%define debugbuildsenabled 0
%define debugbuildsenabled 1
# Want to build a vanilla kernel build without any non-upstream patches?
%define with_vanilla %{?_with_vanilla: 1} %{?!_with_vanilla: 0}
@ -176,7 +176,7 @@ Summary: The Linux kernel
%define doc_build_fail true
%endif
%define rawhide_skip_docs 1
%define rawhide_skip_docs 0
%if 0%{?rawhide_skip_docs}
%define with_doc 0
%define doc_build_fail true
@ -701,7 +701,6 @@ Patch2900: linux-2.6-v4l-dvb-update.patch
Patch2901: linux-2.6-v4l-dvb-experimental.patch
# fs fixes
Patch4000: btrfs-use-after-free.patch
# NFSv4
@ -1317,8 +1316,6 @@ ApplyPatch arm-tegra-nvec-kconfig.patch
# xfs
# btrfs
ApplyPatch btrfs-use-after-free.patch
# eCryptfs
@ -2298,6 +2295,10 @@ fi
# ||----w |
# || ||
%changelog
* Mon Apr 16 2012 Justin M. Forbes <jforbes@redhat.com> - 3.4.0-0.rc3.git0.1
- Linux v3.4-rc3
- Disable debugging options.
* Fri Apr 13 2012 Justin M. Forbes <jforbes@redhat.com> - 3.4.0-0.rc2.git3.1
- Linux v3.4-rc2-269-g4166fb6

3
sources
View File

@ -1,3 +1,2 @@
7133f5a2086a7d7ef97abac610c094f5 linux-3.3.tar.xz
cc3f9ca69749eb6a92d003598c45a04b patch-3.4-rc2.xz
d8867d537cf4c59e70f0a6b113d4b71a patch-3.4-rc2-git3.xz
2dfdc406169c0fcec64d5f939a44aff0 patch-3.4-rc3.xz