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6cf3506587
linux/drivers
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Li Nan 6cf3506587 md: fix kmemleak of rdev->serial 
If kobject_add() is fail in bind_rdev_to_array(), 'rdev->serial' will be
alloc not be freed, and kmemleak occurs.

unreferenced object 0xffff88815a350000 (size 49152):
  comm "mdadm", pid 789, jiffies 4294716910
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc f773277a):
    [<0000000058b0a453>] kmemleak_alloc+0x61/0xe0
    [<00000000366adf14>] __kmalloc_large_node+0x15e/0x270
    [<000000002e82961b>] __kmalloc_node.cold+0x11/0x7f
    [<00000000f206d60a>] kvmalloc_node+0x74/0x150
    [<0000000034bf3363>] rdev_init_serial+0x67/0x170
    [<0000000010e08fe9>] mddev_create_serial_pool+0x62/0x220
    [<00000000c3837bf0>] bind_rdev_to_array+0x2af/0x630
    [<0000000073c28560>] md_add_new_disk+0x400/0x9f0
    [<00000000770e30ff>] md_ioctl+0x15bf/0x1c10
    [<000000006cfab718>] blkdev_ioctl+0x191/0x3f0
    [<0000000085086a11>] vfs_ioctl+0x22/0x60
    [<0000000018b656fe>] __x64_sys_ioctl+0xba/0xe0
    [<00000000e54e675e>] do_syscall_64+0x71/0x150
    [<000000008b0ad622>] entry_SYSCALL_64_after_hwframe+0x6c/0x74

Fixes: 963c555e75 ("md: introduce mddev_create/destroy_wb_pool for the change of member device")
Signed-off-by: Li Nan <linan122@huawei.com>
Signed-off-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20240208085556.2412922-1-linan666@huaweicloud.com
2024-02-12 09:20:08 -08:00
..
accel accel/ivpu: Improve recovery and reset support 2024-01-25 10:17:37 +01:00
accessibility
acpi cxl for v6.8 2024-01-18 16:22:43 -08:00
amba
android binder: signal epoll threads of self-work 2024-01-31 14:08:28 -08:00
ata ahci: Extend ASM1061 43-bit DMA address quirk to other ASM106x parts 2024-01-31 12:09:34 +01:00
atm net: fill in MODULE_DESCRIPTION()s for ATM 2024-01-05 08:04:23 -08:00
auxdisplay drm-next for 6.8: 2024-01-12 11:32:19 -08:00
base RTC for 6.8 2024-01-18 17:25:39 -08:00
bcma
block block-6.8-2024-01-26 2024-01-26 15:19:43 -08:00
bluetooth USB / Thunderbolt changes for 6.8-rc1 2024-01-18 11:43:55 -08:00
bus Char/Misc and other Driver changes for 6.8-rc1 2024-01-17 16:47:17 -08:00
cache
cdrom
cdx cdx: Unlock on error path in rescan_store() 2024-01-04 17:01:14 +01:00
char TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
clk clk: qcom: gcc-x1e80100: Replace of_device.h with explicit includes 2024-01-19 08:17:28 -06:00
clocksource clocksource/drivers/ep93xx: Fix error handling during probe 2023-12-27 15:37:11 +01:00
comedi
connector Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-01-04 18:06:46 -08:00
counter
cpufreq cpufreq/amd-pstate: Fix setting scaling max/min freq values 2024-01-22 20:35:58 +01:00
cpuidle cpuidle: haltpoll: Do not enable interrupts when entering idle 2023-12-29 18:08:18 +01:00
crypto crypto: caam - fix asynchronous hash 2024-01-26 16:35:55 +08:00
cxl cxl/region：Fix overflow issue in alloc_hpa() 2024-01-24 21:03:03 -08:00
dax New code for 6.8: 2024-01-10 08:45:22 -08:00
dca
devfreq
dio
dma dmaengine: at_hdmac: add missing kernel-doc style description 2024-02-02 17:16:55 +01:00
dma-buf dma-buf: heaps: Don't track CMA dma-buf pages under RssFile 2024-01-31 19:54:58 +05:30
dpll dpll: fix register pin with unregistered parent pin 2024-01-22 11:01:11 +00:00
edac Driver core changes for 6.8-rc1 2024-01-18 09:48:40 -08:00
eisa
extcon
firewire firewire: core: search descriptor leaf just after vendor directory entry in root directory 2024-02-01 20:53:18 +09:00
firmware drm fixes for 6.8-rc2 2024-01-26 13:52:18 -08:00
fpga Char/Misc and other Driver changes for 6.8-rc1 2024-01-17 16:47:17 -08:00
fsi
gnss TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
gpio gpio: eic-sprd: Clear interrupt after set the interrupt type 2024-01-22 11:38:08 +01:00
gpu drm fixes for 6.8-rc3 2024-02-02 12:54:46 -08:00
greybus TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
hid HID: bpf: use __bpf_kfunc instead of noinline 2024-01-31 10:27:08 +01:00
hsi
hte
hv
hwmon hwmon: (pmbus/mp2975) Correct comment inside 'mp2975_read_byte_data' 2024-01-27 08:03:18 -08:00
hwspinlock
hwtracing
i2c This cycle, I2C removes the currently unused CLASS_DDC support 2024-01-18 17:29:01 -08:00
i3c i3c: master: cdns: Update maximum prescaler value for i2c clock 2024-01-08 00:51:36 +01:00
idle Power management updates for 6.8-rc1 2024-01-09 16:32:11 -08:00
iio TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
infiniband RDMA v6.8 merge window 2024-01-12 13:52:21 -08:00
input Input updates for v6.8-rc2 2024-02-02 12:52:44 -08:00
interconnect Char/Misc and other Driver changes for 6.8-rc1 2024-01-17 16:47:17 -08:00
iommu iommu: Allow ops->default_domain to work when !CONFIG_IOMMU_DMA 2024-02-01 13:16:17 +01:00
ipack TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
irqchip header cleanups for 6.8 2024-01-10 16:43:55 -08:00
isdn
leds - New Drivers 2024-01-17 15:25:27 -08:00
macintosh
mailbox mediatek: add CMDQ support for mt8188 2024-01-17 15:39:32 -08:00
mcb
md md: fix kmemleak of rdev->serial 2024-02-12 09:20:08 -08:00
media media: vb2: refactor setting flags and caps, fix missing cap 2024-01-24 17:27:51 +01:00
memory IOMMU Updates for Linux v6.8 2024-01-18 15:16:57 -08:00
memstick
message
mfd TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
misc misc: open-dice: Fix spurious lockdep warning 2024-01-30 16:20:54 -08:00
mmc TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
most
mtd This pull request contains updates for UBI and UBIFS: 2024-01-17 10:27:13 -08:00
mux mux: mmio: use reg property when parent device is not a syscon 2024-01-04 17:01:14 +01:00
net idpf: avoid compiler padding in virtchnl2_ptype struct 2024-02-01 09:10:41 -08:00
nfc
ntb
nubus nubus: Make nubus_bus_type static and constant 2024-01-03 13:33:59 +01:00
nvdimm virtio: features, fixes 2024-01-18 16:44:03 -08:00
nvme nvme: allow passthru cmd error logging 2024-02-01 07:44:53 -08:00
nvmem Char/Misc and other Driver changes for 6.8-rc1 2024-01-17 16:47:17 -08:00
of IOMMU Updates for Linux v6.8 2024-01-18 15:16:57 -08:00
opp OPP: Rename 'rate_clk_single' 2024-01-05 15:55:41 +05:30
parisc parisc/power: Fix power soft-off button emulation on qemu 2024-01-07 22:59:16 +01:00
parport
pci PCI/ASPM: Fix deadlock when enabling ASPM 2024-01-31 09:03:51 -06:00
pcmcia
peci
perf ACPI updates for 6.8-rc1 2024-01-09 16:12:44 -08:00
phy phy: ti: phy-omap-usb2: Fix NULL pointer dereference for SRP 2024-01-30 22:41:11 +05:30
pinctrl This is the main pin control pull request for the v6.8 kernel series. 2024-01-17 15:55:33 -08:00
platform platform/x86: touchscreen_dmi: Add info for the TECLAST X16 Plus tablet 2024-01-26 20:21:47 +01:00
pmdomain Driver core changes for 6.8-rc1 2024-01-18 09:48:40 -08:00
pnp More ACPI updates for 6.8-rc1 2024-01-17 14:37:40 -08:00
power Revert "power: supply: qcom_battmgr: Register the power supplies after PDR is up" 2024-01-26 22:45:58 +01:00
powercap
pps
ps3
ptp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-01-04 18:06:46 -08:00
pwm pwm: jz4740: Don't use dev_err_probe() in .request() 2024-01-12 18:25:05 +01:00
rapidio
ras
regulator regulator (max5970): Fix IRQ handler 2024-01-30 15:27:16 +00:00
remoteproc
reset SoC: driver updates for 6.8 2024-01-11 11:31:46 -08:00
rpmsg
rtc rtc: nuvoton: Compatible with NCT3015Y-R and NCT3018Y-R 2024-01-18 01:05:33 +01:00
s390 s390 updates for 6.8 merge window part 2 2024-01-18 14:11:25 -08:00
sbus
scsi scsi: storvsc: Fix ring buffer size calculation 2024-01-23 21:27:28 -05:00
sh maple: make maple_bus_type static and const 2024-01-04 14:37:17 +01:00
siox
slimbus
soc soc: apple: mailbox: error pointers are negative integers 2024-01-30 11:34:49 -08:00
soundwire soundwire updates for 6.7 2024-01-18 17:08:31 -08:00
spi spi: sh-msiof: avoid integer overflow in constants 2024-01-30 15:27:21 +00:00
spmi
ssb
staging This cycle, I2C removes the currently unused CLASS_DDC support 2024-01-18 17:29:01 -08:00
target SCSI misc on 20240120 2024-01-20 09:42:32 -08:00
tc
tee Another moderately busy cycle for documentation, including: 2024-01-11 19:46:52 -08:00
thermal thermal: intel: powerclamp: Remove dead code for target mwait value 2024-01-22 11:59:22 +01:00
thunderbolt USB / Thunderbolt changes for 6.8-rc1 2024-01-18 11:43:55 -08:00
tty serial: max310x: prevent infinite while() loop in port startup 2024-01-27 19:09:10 -08:00
ufs SCSI misc on 20240120 2024-01-20 09:42:32 -08:00
uio uio: Fix use-after-free in uio_open 2024-01-04 17:03:47 +01:00
usb USB-serial device ids for 6.8-rc3 2024-02-02 08:36:38 -08:00
vdpa virtio: features, fixes 2024-01-18 16:44:03 -08:00
vfio VFIO updates for v6.8-rc1 2024-01-18 15:57:25 -08:00
vhost virtio: features, fixes 2024-01-18 16:44:03 -08:00
video fbdev: stifb: Fix crash in stifb_blank() 2024-01-23 09:13:24 +01:00
virt Char/Misc and other Driver changes for 6.8-rc1 2024-01-17 16:47:17 -08:00
virtio virtio: features, fixes 2024-01-18 16:44:03 -08:00
w1
watchdog linux-watchdog 6.8-rc1 tag 2024-01-12 13:32:30 -08:00
xen xen: branch for v6.8-rc1 2024-01-17 13:41:38 -08:00
zorro
Kconfig
Makefile fbdev/intelfb: Remove driver 2024-01-12 12:38:37 +01:00