From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
stable@vger.kernel.org, Jiri Kosina <jkosina@suse.cz>,
Tomoki Sekiyama <tomoki.sekiyama@gmail.com>,
Oliver Neukum <oneukum@suse.com>,
andreyknvl@google.com, Alan Stern <stern@rowland.harvard.edu>,
syzkaller-bugs@googlegroups.com, dtor@chromium.org,
syzbot+d1fedb1c1fdb07fca507@syzkaller.appspotmail.com,
Suzuki K Poulose <suzuki.poulose@arm.com>
Subject: [PATCH 4.19 26/91] usb: yurex: Fix use-after-free in yurex_delete
Date: Wed, 14 Aug 2019 19:00:49 +0200 [thread overview]
Message-ID: <20190814165750.814131397@linuxfoundation.org> (raw)
In-Reply-To: <20190814165748.991235624@linuxfoundation.org>
From: Suzuki K Poulose <suzuki.poulose@arm.com>
commit fc05481b2fcabaaeccf63e32ac1baab54e5b6963 upstream.
syzbot reported the following crash [0]:
BUG: KASAN: use-after-free in usb_free_coherent+0x79/0x80
drivers/usb/core/usb.c:928
Read of size 8 at addr ffff8881b18599c8 by task syz-executor.4/16007
CPU: 0 PID: 16007 Comm: syz-executor.4 Not tainted 5.3.0-rc2+ #23
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0xca/0x13e lib/dump_stack.c:113
print_address_description+0x6a/0x32c mm/kasan/report.c:351
__kasan_report.cold+0x1a/0x33 mm/kasan/report.c:482
kasan_report+0xe/0x12 mm/kasan/common.c:612
usb_free_coherent+0x79/0x80 drivers/usb/core/usb.c:928
yurex_delete+0x138/0x330 drivers/usb/misc/yurex.c:100
kref_put include/linux/kref.h:65 [inline]
yurex_release+0x66/0x90 drivers/usb/misc/yurex.c:392
__fput+0x2d7/0x840 fs/file_table.c:280
task_work_run+0x13f/0x1c0 kernel/task_work.c:113
tracehook_notify_resume include/linux/tracehook.h:188 [inline]
exit_to_usermode_loop+0x1d2/0x200 arch/x86/entry/common.c:163
prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline]
syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
do_syscall_64+0x45f/0x580 arch/x86/entry/common.c:299
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x413511
Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48
83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48
89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01
RSP: 002b:00007ffc424ea2e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000413511
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 0000000000000001 R08: 0000000029a2fc22 R09: 0000000029a2fc26
R10: 00007ffc424ea3c0 R11: 0000000000000293 R12: 000000000075c9a0
R13: 000000000075c9a0 R14: 0000000000761938 R15: ffffffffffffffff
Allocated by task 2776:
save_stack+0x1b/0x80 mm/kasan/common.c:69
set_track mm/kasan/common.c:77 [inline]
__kasan_kmalloc mm/kasan/common.c:487 [inline]
__kasan_kmalloc.constprop.0+0xbf/0xd0 mm/kasan/common.c:460
kmalloc include/linux/slab.h:552 [inline]
kzalloc include/linux/slab.h:748 [inline]
usb_alloc_dev+0x51/0xf95 drivers/usb/core/usb.c:583
hub_port_connect drivers/usb/core/hub.c:5004 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5213 [inline]
port_event drivers/usb/core/hub.c:5359 [inline]
hub_event+0x15c0/0x3640 drivers/usb/core/hub.c:5441
process_one_work+0x92b/0x1530 kernel/workqueue.c:2269
worker_thread+0x96/0xe20 kernel/workqueue.c:2415
kthread+0x318/0x420 kernel/kthread.c:255
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Freed by task 16007:
save_stack+0x1b/0x80 mm/kasan/common.c:69
set_track mm/kasan/common.c:77 [inline]
__kasan_slab_free+0x130/0x180 mm/kasan/common.c:449
slab_free_hook mm/slub.c:1423 [inline]
slab_free_freelist_hook mm/slub.c:1470 [inline]
slab_free mm/slub.c:3012 [inline]
kfree+0xe4/0x2f0 mm/slub.c:3953
device_release+0x71/0x200 drivers/base/core.c:1064
kobject_cleanup lib/kobject.c:693 [inline]
kobject_release lib/kobject.c:722 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x171/0x280 lib/kobject.c:739
put_device+0x1b/0x30 drivers/base/core.c:2213
usb_put_dev+0x1f/0x30 drivers/usb/core/usb.c:725
yurex_delete+0x40/0x330 drivers/usb/misc/yurex.c:95
kref_put include/linux/kref.h:65 [inline]
yurex_release+0x66/0x90 drivers/usb/misc/yurex.c:392
__fput+0x2d7/0x840 fs/file_table.c:280
task_work_run+0x13f/0x1c0 kernel/task_work.c:113
tracehook_notify_resume include/linux/tracehook.h:188 [inline]
exit_to_usermode_loop+0x1d2/0x200 arch/x86/entry/common.c:163
prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline]
syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
do_syscall_64+0x45f/0x580 arch/x86/entry/common.c:299
entry_SYSCALL_64_after_hwframe+0x49/0xbe
The buggy address belongs to the object at ffff8881b1859980
which belongs to the cache kmalloc-2k of size 2048
The buggy address is located 72 bytes inside of
2048-byte region [ffff8881b1859980, ffff8881b185a180)
The buggy address belongs to the page:
page:ffffea0006c61600 refcount:1 mapcount:0 mapping:ffff8881da00c000
index:0x0 compound_mapcount: 0
flags: 0x200000000010200(slab|head)
raw: 0200000000010200 0000000000000000 0000000100000001 ffff8881da00c000
raw: 0000000000000000 00000000000f000f 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
Memory state around the buggy address:
ffff8881b1859880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff8881b1859900: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
> ffff8881b1859980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff8881b1859a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8881b1859a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
A quick look at the yurex_delete() shows that we drop the reference
to the usb_device before releasing any buffers associated with the
device. Delay the reference drop until we have finished the cleanup.
[0] https://lore.kernel.org/lkml/0000000000003f86d8058f0bd671@google.com/
Fixes: 6bc235a2e24a5e ("USB: add driver for Meywa-Denki & Kayac YUREX")
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Tomoki Sekiyama <tomoki.sekiyama@gmail.com>
Cc: Oliver Neukum <oneukum@suse.com>
Cc: andreyknvl@google.com
Cc: gregkh@linuxfoundation.org
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: syzkaller-bugs@googlegroups.com
Cc: dtor@chromium.org
Reported-by: syzbot+d1fedb1c1fdb07fca507@syzkaller.appspotmail.com
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20190805111528.6758-1-suzuki.poulose@arm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/usb/misc/yurex.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/usb/misc/yurex.c
+++ b/drivers/usb/misc/yurex.c
@@ -92,7 +92,6 @@ static void yurex_delete(struct kref *kr
dev_dbg(&dev->interface->dev, "%s\n", __func__);
- usb_put_dev(dev->udev);
if (dev->cntl_urb) {
usb_kill_urb(dev->cntl_urb);
kfree(dev->cntl_req);
@@ -108,6 +107,7 @@ static void yurex_delete(struct kref *kr
dev->int_buffer, dev->urb->transfer_dma);
usb_free_urb(dev->urb);
}
+ usb_put_dev(dev->udev);
kfree(dev);
}
next prev parent reply other threads:[~2019-08-14 17:09 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-14 17:00 [PATCH 4.19 00/91] 4.19.67-stable review Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 01/91] iio: cros_ec_accel_legacy: Fix incorrect channel setting Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 02/91] iio: adc: max9611: Fix misuse of GENMASK macro Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 03/91] staging: gasket: apex: fix copy-paste typo Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 04/91] staging: android: ion: Bail out upon SIGKILL when allocating memory Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 05/91] crypto: ccp - Fix oops by properly managing allocated structures Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 06/91] crypto: ccp - Add support for valid authsize values less than 16 Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 07/91] crypto: ccp - Ignore tag length when decrypting GCM ciphertext Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 08/91] usb: usbfs: fix double-free of usb memory upon submiturb error Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 09/91] usb: iowarrior: fix deadlock on disconnect Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 10/91] sound: fix a memory leak bug Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 11/91] mmc: cavium: Set the correct dma max segment size for mmc_host Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 12/91] mmc: cavium: Add the missing dma unmap when the dma has finished Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 13/91] loop: set PF_MEMALLOC_NOIO for the worker thread Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 14/91] Input: usbtouchscreen - initialize PM mutex before using it Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 15/91] Input: elantech - enable SMBus on new (2018+) systems Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 16/91] Input: synaptics - enable RMI mode for HP Spectre X360 Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 17/91] x86/mm: Check for pfn instead of page in vmalloc_sync_one() Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 18/91] x86/mm: Sync also unmappings in vmalloc_sync_all() Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 19/91] mm/vmalloc: Sync unmappings in __purge_vmap_area_lazy() Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 20/91] perf annotate: Fix s390 gap between kernel end and module start Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 21/91] perf db-export: Fix thread__exec_comm() Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 22/91] perf record: Fix module size on s390 Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 23/91] x86/purgatory: Use CFLAGS_REMOVE rather than reset KBUILD_CFLAGS Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 24/91] gfs2: gfs2_walk_metadata fix Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 25/91] usb: host: xhci-rcar: Fix timeout in xhci_suspend() Greg Kroah-Hartman
2019-08-14 17:00 ` Greg Kroah-Hartman [this message]
2019-08-14 17:00 ` [PATCH 4.19 27/91] usb: typec: tcpm: free log buf memory when remove debug file Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 28/91] usb: typec: tcpm: remove tcpm dir if no children Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 29/91] usb: typec: tcpm: Add NULL check before dereferencing config Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 30/91] usb: typec: tcpm: Ignore unsupported/unknown alternate mode requests Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 31/91] can: rcar_canfd: fix possible IRQ storm on high load Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 32/91] can: peak_usb: fix potential double kfree_skb() Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 33/91] netfilter: nfnetlink: avoid deadlock due to synchronous request_module Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 34/91] vfio-ccw: Set pa_nr to 0 if memory allocation fails for pa_iova_pfn Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 35/91] netfilter: Fix rpfilter dropping vrf packets by mistake Greg Kroah-Hartman
2019-08-14 17:00 ` [PATCH 4.19 36/91] netfilter: conntrack: always store window size un-scaled Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 37/91] netfilter: nft_hash: fix symhash with modulus one Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 38/91] scripts/sphinx-pre-install: fix script for RHEL/CentOS Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 39/91] drm/amd/display: Wait for backlight programming completion in set backlight level Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 40/91] drm/amd/display: use encoders engine id to find matched free audio device Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 41/91] drm/amd/display: Fix dc_create failure handling and 666 color depths Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 42/91] drm/amd/display: Only enable audio if speaker allocation exists Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 43/91] drm/amd/display: Increase size of audios array Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 44/91] iscsi_ibft: make ISCSI_IBFT dependson ACPI instead of ISCSI_IBFT_FIND Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 45/91] nl80211: fix NL80211_HE_MAX_CAPABILITY_LEN Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 46/91] mac80211: dont warn about CW params when not using them Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 47/91] allocate_flower_entry: should check for null deref Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 48/91] hwmon: (nct6775) Fix register address and added missed tolerance for nct6106 Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 49/91] drm: silence variable conn set but not used Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 50/91] cpufreq/pasemi: fix use-after-free in pas_cpufreq_cpu_init() Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 51/91] s390/qdio: add sanity checks to the fast-requeue path Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 52/91] ALSA: compress: Fix regression on compressed capture streams Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 53/91] ALSA: compress: Prevent bypasses of set_params Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 54/91] ALSA: compress: Dont allow paritial drain operations on capture streams Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 55/91] ALSA: compress: Be more restrictive about when a drain is allowed Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 56/91] perf tools: Fix proper buffer size for feature processing Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 57/91] perf probe: Avoid calling freeing routine multiple times for same pointer Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 58/91] drbd: dynamically allocate shash descriptor Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 59/91] ACPI/IORT: Fix off-by-one check in iort_dev_find_its_id() Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 60/91] nvme: fix multipath crash when ANA is deactivated Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 61/91] ARM: davinci: fix sleep.S build error on ARMv4 Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 62/91] ARM: dts: bcm: bcm47094: add missing #cells for mdio-bus-mux Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 63/91] scsi: megaraid_sas: fix panic on loading firmware crashdump Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 64/91] scsi: ibmvfc: fix WARN_ON during event pool release Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 65/91] scsi: scsi_dh_alua: always use a 2 second delay before retrying RTPG Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 66/91] test_firmware: fix a memory leak bug Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 67/91] tty/ldsem, locking/rwsem: Add missing ACQUIRE to read_failed sleep loop Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 68/91] perf/core: Fix creating kernel counters for PMUs that override event->cpu Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 69/91] s390/dma: provide proper ARCH_ZONE_DMA_BITS value Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 70/91] HID: sony: Fix race condition between rumble and device remove Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 71/91] x86/purgatory: Do not use __builtin_memcpy and __builtin_memset Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 72/91] ALSA: usb-audio: fix a memory leak bug Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 73/91] can: peak_usb: pcan_usb_pro: Fix info-leaks to USB devices Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 74/91] can: peak_usb: pcan_usb_fd: " Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 75/91] hwmon: (nct7802) Fix wrong detection of in4 presence Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 76/91] drm/i915: Fix wrong escape clock divisor init for GLK Greg Kroah-Hartman
2019-08-14 17:01 ` Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 77/91] ALSA: firewire: fix a memory leak bug Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 78/91] ALSA: hiface: fix multiple memory leak bugs Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 79/91] ALSA: hda - Dont override global PCM hw info flag Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 80/91] ALSA: hda - Workaround for crackled sound on AMD controller (1022:1457) Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 81/91] mac80211: dont WARN on short WMM parameters from AP Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 82/91] dax: dax_layout_busy_page() should not unmap cow pages Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 83/91] SMB3: Fix deadlock in validate negotiate hits reconnect Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 84/91] smb3: send CAP_DFS capability during session setup Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 85/91] NFSv4: Fix an Oops in nfs4_do_setattr Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 86/91] KVM: Fix leak vCPUs VMCS value into other pCPU Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 87/91] mwifiex: fix 802.11n/WPA detection Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 88/91] iwlwifi: dont unmap as page memory that was mapped as single Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 89/91] iwlwifi: mvm: fix an out-of-bound access Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 90/91] iwlwifi: mvm: dont send GEO_TX_POWER_LIMIT on version < 41 Greg Kroah-Hartman
2019-08-14 17:01 ` [PATCH 4.19 91/91] iwlwifi: mvm: fix version check for GEO_TX_POWER_LIMIT support Greg Kroah-Hartman
2019-08-14 21:36 ` [PATCH 4.19 00/91] 4.19.67-stable review kernelci.org bot
2019-08-15 1:29 ` Naresh Kamboju
2019-08-15 13:29 ` Guenter Roeck
2019-08-15 13:58 ` Daniel Díaz
2019-08-15 14:05 ` Guenter Roeck
2019-08-15 19:37 ` Greg Kroah-Hartman
2019-08-15 20:20 ` Guenter Roeck
2019-08-15 20:42 ` Greg Kroah-Hartman
2019-08-15 21:32 ` Guenter Roeck
2019-08-15 22:06 ` Greg Kroah-Hartman
2019-08-15 15:17 ` Guenter Roeck
2019-08-16 2:09 ` shuah
2019-08-16 6:38 ` Kelsey Skunberg
2019-08-16 6:53 ` Jinpu Wang
2019-08-16 9:21 ` Thierry Reding
2019-08-16 9:21 ` Thierry Reding
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