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8ff4c4166ccd564ee4e6da217311010f6d22eb48
linux/drivers/md
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Bian Jin chen 0c17853c97 dm table: Avoid null pointer dereference 
Test: vts_libdm_test

Unable to handle kernel access to user memory outside uaccess routines
at virtual address 0000000000000018
[   83.108561] Mem abort info:
[   83.108896]   ESR = 0x96000005
[   83.109191]   Exception class = DABT (current EL), IL = 32 bits
[   83.110203]   SET = 0, FnV = 0
[   83.110505]   EA = 0, S1PTW = 0
[   83.110894] Data abort info:
[   83.111182]   ISV = 0, ISS = 0x00000005
[   83.111537]   CM = 0, WnR = 0
[   83.111929] user pgtable: 4k pages, 39-bit VAs, pgdp = 00000000cff2854e
[   83.112534] [0000000000000018] pgd=0000000033f28003, pud=0000000033f28003, pmd=0000000000000000
[   83.113403] Internal error: Oops: 96000005 [#1] PREEMPT SMP
[   83.113912] Modules linked in: 8723cs
[   83.114257] Process vts_libdm_test (pid: 1985, stack limit = 0x000000007ea1bacc)
[   83.114923] CPU: 3 PID: 1985 Comm: vts_libdm_test Not tainted 4.19.154 #41
[   83.115534] Hardware name: Rockchip rk3326 863 rkisp1 board (DT)
[   83.116082] pstate: 40400005 (nZcv daif +PAN -UAO)
[   83.116534] pc : __pi_strncmp+0x24/0x208
[   83.116908] lr : dm_table_add_target+0x184/0x3bc
[   83.117326] sp : ffffff8012bcbb70

Fixes: 531fc5e280 ("dm: add check target device probe completely")
Signed-off-by: Bian Jin chen <kenjc.bian@rock-chips.com>
Change-Id: Icb943c4d1dfe116b3b39f4cd77b2eda232de65fe
2020-11-17 15:20:08 +08:00
..
bcache
bcache: fix a lost wake-up problem caused by mca_cannibalize_lock
2020-10-01 13:14:27 +02:00
persistent-data
dm space map common: fix to ensure new block isn't already in use
2020-02-11 04:34:03 -08:00
dm-bio-prison-v1.c
dm: adjust structure members to improve alignment
2018-06-08 11:53:14 -04:00
dm-bio-prison-v1.h
block: switch bios to blk_status_t
2017-06-09 09:27:32 -06:00
dm-bio-prison-v2.c
dm: adjust structure members to improve alignment
2018-06-08 11:53:14 -04:00
dm-bio-prison-v2.h
dm bio prison v2: new interface for the bio prison
2017-03-07 11:30:16 -05:00
dm-bio-record.h
dm bio record: save/restore bi_end_io and bi_integrity
2020-03-25 08:06:07 +01:00
dm-bow.c
ANDROID: dm-bow: Add block_size option
2020-06-09 15:25:41 +00:00
dm-bufio.c
UPSTREAM: dm bufio: introduce a global cache replacement
2019-10-31 15:53:20 +01:00
dm-builtin.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
dm-cache-background-tracker.c
dm cache background tracker: fix sparse warning
2018-04-30 15:40:40 -04:00
dm-cache-background-tracker.h
dm cache: significant rework to leverage dm-bio-prison-v2
2017-03-07 13:28:31 -05:00
dm-cache-block-types.h
linux: drop __bitwise__ everywhere
2016-12-16 00:13:41 +02:00
dm-cache-metadata.c
dm cache metadata: Avoid returning cmd->bm wild pointer on error
2020-09-09 19:04:31 +02:00
dm-cache-metadata.h
dm cache: significant rework to leverage dm-bio-prison-v2
2017-03-07 13:28:31 -05:00
dm-cache-policy-internal.h
dm cache: significant rework to leverage dm-bio-prison-v2
2017-03-07 13:28:31 -05:00
dm-cache-policy-smq.c
treewide: Use array_size() in vzalloc()
2018-06-12 16:19:22 -07:00
dm-cache-policy.c
…
dm-cache-policy.h
dm cache: significant rework to leverage dm-bio-prison-v2
2017-03-07 13:28:31 -05:00
dm-cache-target.c
dm cache: fix a crash due to incorrect work item cancelling
2020-03-11 14:15:05 +01:00
dm-core.h
dm: disable DISCARD if the underlying storage no longer supports it
2019-08-25 10:48:01 +02:00
dm-crypt.c
Merge 4.19.129 into android-4.19-stable
2020-06-22 10:50:54 +02:00
dm-default-key.c
ANDROID: dm-default-key: set dun_bytes more precisely
2020-05-14 15:44:27 -07:00
dm-delay.c
dm delay: fix a crash when invalid device is specified
2019-05-25 18:23:39 +02:00
dm-era-target.c
dm: allow targets to return output from messages they are sent
2018-04-03 15:04:10 -04:00
dm-exception-store.c
Merge tag 'dm-4.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2015-11-04 21:19:53 -08:00
dm-exception-store.h
dm snapshot: fix hung bios when copy error occurs
2016-01-08 20:03:05 -05:00
dm-flakey.c
dm flakey: Properly corrupt multi-page bios.
2019-12-05 09:20:36 +01:00
dm-integrity.c
dm integrity: fix integrity recalculation that is improperly skipped
2020-07-29 10:16:59 +02:00
dm-io.c
dm: Use kzalloc for all structs with embedded biosets/mempools
2018-06-05 08:47:43 -06:00
dm-ioctl.c
dm ioctl: harden copy_params()'s copy_from_user() from malicious users
2018-11-13 11:08:49 -08:00
dm-kcopyd.c
dm kcopyd: always complete failed jobs
2019-08-29 08:28:55 +02:00
dm-linear.c
ANDROID: dm: enable may_passthrough_inline_crypto on some targets
2020-01-24 10:49:09 -08:00
dm-log-userspace-base.c
dm: convert to bioset_init()/mempool_init()
2018-05-30 15:33:32 -06:00
dm-log-userspace-transfer.c
…
dm-log-userspace-transfer.h
…
dm-log-writes.c
dm log writes: make sure super sector log updates are written in order
2019-07-03 13:14:45 +02:00
dm-log.c
block,fs: use REQ_* flags directly
2016-11-01 09:43:26 -06:00
dm-mpath.c
dm mpath: switch paths in dm_blk_ioctl() code path
2020-06-25 15:32:49 +02:00
dm-mpath.h
…
dm-path-selector.c
…
dm-path-selector.h
dm path selector: remove 'repeat_count' return from .select_path hook
2016-02-22 22:34:42 -05:00
dm-queue-length.c
dm mpath selector: more evenly distribute ties
2018-01-29 13:44:58 -05:00
dm-raid1.c
dm: Check for device sector overflow if CONFIG_LBDAF is not set
2019-01-26 09:32:42 +01:00
dm-raid.c
dm raid: fix false -EBUSY when handling check/repair message
2019-12-05 09:20:37 +01:00
dm-region-hash.c
Merge tag 'overflow-v4.18-rc1-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
2018-06-12 18:28:00 -07:00
dm-round-robin.c
dm round robin: revert "use percpu 'repeat_count' and 'current_path'"
2017-02-17 00:54:09 -05:00
dm-rq.c
dm rq: don't call blk_mq_queue_stopped() in dm_stop_queue()
2020-08-21 11:05:35 +02:00
dm-rq.h
dm rq: do not update rq partially in each ending bio
2017-08-28 10:23:28 -04:00
dm-service-time.c
dm mpath selector: more evenly distribute ties
2018-01-29 13:44:58 -05:00
dm-snap-persistent.c
block: fix an integer overflow in logical block size
2020-01-23 08:21:29 +01:00
dm-snap-transient.c
dm snapshot: fix hung bios when copy error occurs
2016-01-08 20:03:05 -05:00
dm-snap.c
dm snapshot: rework COW throttling to fix deadlock
2019-11-06 13:05:11 +01:00
dm-stats.c
treewide: kmalloc() -> kmalloc_array()
2018-06-12 16:19:22 -07:00
dm-stats.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
dm-stripe.c
dax: Introduce a ->copy_to_iter dax operation
2018-05-22 23:18:31 -07:00
dm-switch.c
treewide: Use array_size() in vmalloc()
2018-06-12 16:19:22 -07:00
dm-sysfs.c
dm: move request-based code out to dm-rq.[hc]
2016-06-10 15:15:44 -04:00
dm-table.c
dm table: Avoid null pointer dereference
2020-11-17 15:20:08 +08:00
dm-target.c
dm mpath: fix missing call of path selector type->end_io
2019-09-16 08:22:12 +02:00
dm-thin-metadata.c
dm thin metadata: Avoid returning cmd->bm wild pointer on error
2020-09-09 19:04:31 +02:00
dm-thin-metadata.h
dm thin: fix passdown_double_checking_shared_status()
2019-01-31 08:14:38 +01:00
dm-thin.c
dm thin: add sanity checks to thin-pool and external snapshot creation
2019-04-05 22:32:59 +02:00
dm-uevent.c
…
dm-uevent.h
…
dm-unstripe.c
dm: Check for device sector overflow if CONFIG_LBDAF is not set
2019-01-26 09:32:42 +01:00
dm-verity-avb.c
ANDROID: AVB error handler to invalidate vbmeta partition.
2018-12-05 09:48:12 -08:00
dm-verity-fec.c
dm verity fec: fix hash block number in verity_fec_decode
2020-05-06 08:13:28 +02:00
dm-verity-fec.h
dm: convert to bioset_init()/mempool_init()
2018-05-30 15:33:32 -06:00
dm-verity-target.c
ANDROID: Add kconfig to make dm-verity check_at_most_once default enabled
2019-11-29 09:53:13 +08:00
dm-verity.h
ANDROID: AVB error handler to invalidate vbmeta partition.
2018-12-05 09:48:12 -08:00
dm-writecache.c
dm writecache: handle DAX to partitions on persistent memory correctly
2020-09-09 19:04:31 +02:00
dm-zero.c
dm: don't return errnos from ->map
2017-06-09 09:27:32 -06:00
dm-zoned-metadata.c
dm zoned: return NULL if dmz_get_zone_for_reclaim() fails to find a zone
2020-06-25 15:32:58 +02:00
dm-zoned-reclaim.c
dm zoned: return NULL if dmz_get_zone_for_reclaim() fails to find a zone
2020-06-25 15:32:58 +02:00
dm-zoned-target.c
dm zoned: assign max_io_len correctly
2020-07-09 09:37:12 +02:00
dm-zoned.h
dm zoned: reduce overhead of backing device checks
2019-12-17 20:34:53 +01:00
dm.c
Merge 4.19.135 into android-4.19-stable
2020-07-29 13:22:30 +02:00
dm.h
dm: move dm_table_destroy() to same header as dm_table_create()
2018-01-17 09:16:06 -05:00
Kconfig
Merge remote branch 'android-4.19' of https://android.googlesource.com/kernel/common
2020-03-21 19:46:46 +08:00
Makefile
ANDROID: dm: add dm-default-key target for metadata encryption
2020-01-24 10:49:09 -08:00
md-bitmap.c
md/bitmap: avoid race window between md_bitmap_resize and bitmap_file_clear_bit
2019-12-31 16:35:25 +01:00
md-bitmap.h
md: Avoid namespace collision with bitmap API
2018-08-01 15:49:39 -07:00
md-cluster.c
md-cluster: fix wild pointer of unlock_all_bitmaps()
2020-08-19 08:14:51 +02:00
md-cluster.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
md-faulty.c
md: convert to bioset_init()/mempool_init()
2018-05-30 15:33:32 -06:00
md-linear.c
md: improve handling of bio with REQ_PREFLUSH in md_flush_request()
2019-12-17 20:34:55 +01:00
md-linear.h
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md
2017-11-14 16:07:26 -08:00
md-multipath.c
md: improve handling of bio with REQ_PREFLUSH in md_flush_request()
2019-12-17 20:34:55 +01:00
md-multipath.h
md: convert to bioset_init()/mempool_init()
2018-05-30 15:33:32 -06:00
md.c
md: add feature flag MD_FEATURE_RAID0_LAYOUT
2020-06-25 15:33:10 +02:00
md.h
md: improve handling of bio with REQ_PREFLUSH in md_flush_request()
2019-12-17 20:34:55 +01:00
raid0.c
md: add feature flag MD_FEATURE_RAID0_LAYOUT
2020-06-25 15:33:10 +02:00
raid0.h
md/raid0: avoid RAID0 data corruption due to layout confusion.
2019-10-05 13:10:12 +02:00
raid1-10.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
raid1.c
md: raid1: check rdev before reference in raid1_sync_request func
2020-01-09 10:18:57 +01:00
raid1.h
md: convert to bioset_init()/mempool_init()
2018-05-30 15:33:32 -06:00
raid5-cache.c
md/raid5: fix 'out of memory' during raid cache recovery
2019-02-06 17:30:16 +01:00
raid5-log.h
md/raid5-cache: disable reshape completely
2018-08-31 17:38:09 -07:00
raid5-ppl.c
md: convert to bioset_init()/mempool_init()
2018-05-30 15:33:32 -06:00
raid5.c
md/raid5: Fix Force reconstruct-write io stuck in degraded raid5
2020-08-21 11:05:32 +02:00
raid5.h
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md
2018-06-09 12:01:36 -07:00
raid10.c
md: improve handling of bio with REQ_PREFLUSH in md_flush_request()
2019-12-17 20:34:55 +01:00
raid10.h
md: convert to bioset_init()/mempool_init()
2018-05-30 15:33:32 -06:00