[syzbot] [media?] [usb?] memory leak in v4l2_ctrl_handler_init_class (2)

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: fd95357fd8c6 Merge tag 'sched_ext-for-6.18-rc6-fixes-2' of..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=14a39742580000
kernel config: https://syzkaller.appspot.com/x/.config?x=f30cc590c4f6da44
dashboard link: https://syzkaller.appspot.com/bug?extid=a41b73dce23962a74c72
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16b05a12580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10f8aa12580000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/23b612a7fe35/disk-fd95357f.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/2da12b65fa76/vmlinux-fd95357f.xz
kernel image: https://storage.googleapis.com/syzbot-assets/97ebacdc6971/bzImage-fd95357f.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+a41b73...@syzkaller.appspotmail.com

BUG: memory leak
unreferenced object 0xffff88812a347a58 (size 8):
comm "kworker/0:6", pid 6036, jiffies 4294942408
hex dump (first 8 bytes):
80 38 6e 25 81 88 ff ff .8n%....
backtrace (crc f78d2928):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kvmalloc_node_noprof+0x51c/0x820 mm/slub.c:7112
kvmalloc_array_node_noprof include/linux/slab.h:1122 [inline]
v4l2_ctrl_handler_init_class+0x67/0x90 drivers/media/v4l2-core/v4l2-ctrls-core.c:1625
usb_keene_probe+0xc4/0x450 drivers/media/radio/radio-keene.c:326
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689
usb_set_configuration+0x961/0xc70 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x83/0xd0 drivers/usb/core/generic.c:250
usb_probe_device+0x7c/0x1d0 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659

BUG: memory leak
unreferenced object 0xffff888126df0200 (size 256):
comm "kworker/0:6", pid 6036, jiffies 4294942408
hex dump (first 32 bytes):
00 0b df 26 81 88 ff ff 00 09 df 26 81 88 ff ff ...&.......&....
10 02 df 26 81 88 ff ff 10 02 df 26 81 88 ff ff ...&.......&....
backtrace (crc 602da918):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kvmalloc_node_noprof+0x51c/0x820 mm/slub.c:7112
v4l2_ctrl_new+0x2bf/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2031
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689
usb_set_configuration+0x961/0xc70 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x83/0xd0 drivers/usb/core/generic.c:250
usb_probe_device+0x7c/0x1d0 drivers/usb/core/driver.c:291

BUG: memory leak
unreferenced object 0xffff888126df0900 (size 256):
comm "kworker/0:6", pid 6036, jiffies 4294942408
hex dump (first 32 bytes):
00 02 df 26 81 88 ff ff 30 f5 8f 24 81 88 ff ff ...&....0..$....
10 09 df 26 81 88 ff ff 10 09 df 26 81 88 ff ff ...&.......&....
backtrace (crc 84e60c55):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kvmalloc_node_noprof+0x51c/0x820 mm/slub.c:7112
v4l2_ctrl_new+0x2bf/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2031
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
handler_new_ref+0x352/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1772
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689

BUG: memory leak
unreferenced object 0xffff8881256e3400 (size 64):
comm "kworker/0:6", pid 6036, jiffies 4294942408
hex dump (first 32 bytes):
40 33 6e 25 81 88 ff ff 40 f5 8f 24 81 88 ff ff @3n%....@..$....
00 00 00 00 00 00 00 00 00 09 df 26 81 88 ff ff ...........&....
backtrace (crc a7c4a093):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kmalloc_noprof+0x3e3/0x6b0 mm/slub.c:5662
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
handler_new_ref+0xd7/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1780
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
handler_new_ref+0x352/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1772
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537

BUG: memory leak
unreferenced object 0xffff8881256e3340 (size 64):
comm "kworker/0:6", pid 6036, jiffies 4294942408
hex dump (first 32 bytes):
80 32 6e 25 81 88 ff ff 00 34 6e 25 81 88 ff ff .2n%.....4n%....
00 34 6e 25 81 88 ff ff 00 02 df 26 81 88 ff ff .4n%.......&....
backtrace (crc be938ee5):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kmalloc_noprof+0x3e3/0x6b0 mm/slub.c:5662
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
handler_new_ref+0xd7/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1780
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689
usb_set_configuration+0x961/0xc70 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x83/0xd0 drivers/usb/core/generic.c:250

connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF


---
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If the report is already addressed, let syzbot know by replying with:
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If you want syzbot to run the reproducer, reply with:
#syz test: git://repo/address.git branch-or-commit-hash
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If you want to undo deduplication, reply with:
#syz undup

[shaurya]

#syz test:
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master

[shaurya]

[shaurya]

#syz test:
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master

[syzbot]

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
memory leak in v4l2_ctrl_handler_init_class

BUG: memory leak
unreferenced object 0xffff88812b84cfc0 (size 8):
comm "kworker/0:7", pid 6710, jiffies 4294946048

hex dump (first 8 bytes):

40 fc ec 19 81 88 ff ff @.......
backtrace (crc 82d035d3):

kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kvmalloc_node_noprof+0x51c/0x820 mm/slub.c:7112
kvmalloc_array_node_noprof include/linux/slab.h:1122 [inline]
v4l2_ctrl_handler_init_class+0x67/0x90 drivers/media/v4l2-core/v4l2-ctrls-core.c:1625
usb_keene_probe+0xc4/0x450 drivers/media/radio/radio-keene.c:326
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689
usb_set_configuration+0x961/0xc70 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x83/0xd0 drivers/usb/core/generic.c:250
usb_probe_device+0x7c/0x1d0 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659

BUG: memory leak

unreferenced object 0xffff888119edee00 (size 256):
comm "kworker/0:7", pid 6710, jiffies 4294946048

hex dump (first 32 bytes):

00 a0 ef 19 81 88 ff ff 00 ef ed 19 81 88 ff ff ................
10 ee ed 19 81 88 ff ff 10 ee ed 19 81 88 ff ff ................
backtrace (crc 3c002570):

kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kvmalloc_node_noprof+0x51c/0x820 mm/slub.c:7112
v4l2_ctrl_new+0x2bf/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2031
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689
usb_set_configuration+0x961/0xc70 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x83/0xd0 drivers/usb/core/generic.c:250
usb_probe_device+0x7c/0x1d0 drivers/usb/core/driver.c:291

BUG: memory leak

unreferenced object 0xffff888119edef00 (size 256):
comm "kworker/0:7", pid 6710, jiffies 4294946048

hex dump (first 32 bytes):

00 ee ed 19 81 88 ff ff 30 fd 58 26 81 88 ff ff ........0.X&....
10 ef ed 19 81 88 ff ff 10 ef ed 19 81 88 ff ff ................
backtrace (crc 61944fdf):

kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kvmalloc_node_noprof+0x51c/0x820 mm/slub.c:7112
v4l2_ctrl_new+0x2bf/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2031
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
handler_new_ref+0x352/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1772
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689

BUG: memory leak

unreferenced object 0xffff888119ecfb40 (size 64):
comm "kworker/0:7", pid 6710, jiffies 4294946048

hex dump (first 32 bytes):

80 fb ec 19 81 88 ff ff 40 fd 58 26 81 88 ff ff ........@.X&....
00 00 00 00 00 00 00 00 00 ef ed 19 81 88 ff ff ................
backtrace (crc 96c5954f):

kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kmalloc_noprof+0x3e3/0x6b0 mm/slub.c:5662
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
handler_new_ref+0xd7/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1780
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
handler_new_ref+0x352/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1772
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537

BUG: memory leak

unreferenced object 0xffff888119ecfb80 (size 64):
comm "kworker/0:7", pid 6710, jiffies 4294946048

hex dump (first 32 bytes):

00 fb ec 19 81 88 ff ff 40 fb ec 19 81 88 ff ff ........@.......
40 fb ec 19 81 88 ff ff 00 ee ed 19 81 88 ff ff @...............
backtrace (crc ef37c6b5):

kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4983 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__do_kmalloc_node mm/slub.c:5649 [inline]
__kmalloc_noprof+0x3e3/0x6b0 mm/slub.c:5662
kmalloc_noprof include/linux/slab.h:961 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
handler_new_ref+0xd7/0x450 drivers/media/v4l2-core/v4l2-ctrls-core.c:1780
v4l2_ctrl_new+0x67d/0x1340 drivers/media/v4l2-core/v4l2-ctrls-core.c:2114
v4l2_ctrl_new_std+0x122/0x180 drivers/media/v4l2-core/v4l2-ctrls-core.c:2185
usb_keene_probe+0xe8/0x450 drivers/media/radio/radio-keene.c:327
usb_probe_interface+0x173/0x3f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x12f/0x430 drivers/base/dd.c:659
__driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:801
driver_probe_device+0x2a/0x120 drivers/base/dd.c:831
__device_attach_driver+0x10f/0x170 drivers/base/dd.c:959
bus_for_each_drv+0xcf/0x120 drivers/base/bus.c:462
__device_attach+0xf9/0x290 drivers/base/dd.c:1031
bus_probe_device+0xcd/0xe0 drivers/base/bus.c:537
device_add+0x983/0xc80 drivers/base/core.c:3689
usb_set_configuration+0x961/0xc70 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x83/0xd0 drivers/usb/core/generic.c:250

connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Tested on:

commit: 30f09200 Merge tag 'arm64-fixes' of git://git.kernel.o..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=17c4f8b4580000

kernel config: https://syzkaller.appspot.com/x/.config?x=f30cc590c4f6da44
dashboard link: https://syzkaller.appspot.com/bug?extid=a41b73dce23962a74c72
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+a41b73...@syzkaller.appspotmail.com
Tested-by: syzbot+a41b73...@syzkaller.appspotmail.com

Tested on:

commit: 30f09200 Merge tag 'arm64-fixes' of git://git.kernel.o..
git tree: upstream

console output: https://syzkaller.appspot.com/x/log.txt?x=17d5cf42580000

kernel config: https://syzkaller.appspot.com/x/.config?x=f30cc590c4f6da44
dashboard link: https://syzkaller.appspot.com/bug?extid=a41b73dce23962a74c72
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

patch: https://syzkaller.appspot.com/x/patch.diff?x=164ea612580000

Note: testing is done by a robot and is best-effort only.

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+a41b73...@syzkaller.appspotmail.com
Tested-by: syzbot+a41b73...@syzkaller.appspotmail.com

Tested on:

commit: 30f09200 Merge tag 'arm64-fixes' of git://git.kernel.o..
git tree: upstream

console output: https://syzkaller.appspot.com/x/log.txt?x=16d25612580000

kernel config: https://syzkaller.appspot.com/x/.config?x=f30cc590c4f6da44
dashboard link: https://syzkaller.appspot.com/bug?extid=a41b73dce23962a74c72
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

patch: https://syzkaller.appspot.com/x/patch.diff?x=1099cf42580000