xpad 5-1:179.65: xpad_irq_in - usb_submit_urb failed with result -19
xpad 5-1:179.65: xpad_irq_out - usb_submit_urb failed with result -19
==================================================================
BUG: KASAN: slab-use-after-free in register_lock_class+0x8d1/0x980 kernel/locking/lockdep.c:1333
Read of size 1 at addr ffff8880417c3891 by task vhost-8638/8640
CPU: 1 PID: 8640 Comm: vhost-8638 Not tainted 6.9.0-rc7-syzkaller-00188-gba16c1cf11c9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
print_address_description mm/kasan/report.c:377 [inline]
print_report+0x169/0x550 mm/kasan/report.c:488
kasan_report+0x143/0x180 mm/kasan/report.c:601
register_lock_class+0x8d1/0x980 kernel/locking/lockdep.c:1333
__lock_acquire+0xda/0x1fd0 kernel/locking/lockdep.c:5014
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
__wake_up_common_lock+0x25/0x1e0 kernel/sched/wait.c:105
__usb_hcd_giveback_urb+0x3ac/0x530 drivers/usb/core/hcd.c:1651
dummy_timer+0x833/0x45f0 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0x18e/0x650 kernel/time/timer.c:1793
expire_timers kernel/time/timer.c:1844 [inline]
__run_timers kernel/time/timer.c:2418 [inline]
__run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2429
run_timer_base kernel/time/timer.c:2438 [inline]
run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2448
handle_softirqs+0x2d6/0x990 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:raw_atomic_fetch_sub_release include/linux/atomic/atomic-arch-fallback.h:949 [inline]
RIP: 0010:atomic_fetch_sub_release include/linux/atomic/atomic-instrumented.h:401 [inline]
RIP: 0010:__refcount_sub_and_test include/linux/refcount.h:264 [inline]
RIP: 0010:__refcount_dec_and_test include/linux/refcount.h:307 [inline]
RIP: 0010:refcount_dec_and_test include/linux/refcount.h:325 [inline]
RIP: 0010:kcov_put kernel/kcov.c:427 [inline]
RIP: 0010:kcov_remote_stop+0x64c/0x6e0 kernel/kcov.c:1046
Code: 05 e8 78 24 07 00 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 49 41 f7 c6 00 02 00 00 74 01 fb b8 ff ff ff ff 41 0f c1 07 83 f8 01 75 1b 4c 89 ff e8 d2 00 00 00 49 8b 7f 50
RSP: 0018:ffffc90003a67d58 EFLAGS: 00000206
RAX: 00000000ffffffff RBX: ffff88802b711e00 RCX: ffffffff9472d603
RDX: dffffc0000000000 RSI: ffffffff8bcab8a0 RDI: ffffffff8c1f8260
RBP: ffff8880b952d4c8 R08: ffffffff8fa8f92f R09: 1ffffffff1f51f25
R10: dffffc0000000000 R11: fffffbfff1f51f26 R12: ffffc90015411000
R13: ffff8880768fb108 R14: 0000000000000246 R15: ffff8880768fb100
vhost_worker+0x14c/0x1c0 drivers/vhost/vhost.c:412
vhost_task_fn+0x285/0x320 kernel/vhost_task.c:55
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Allocated by task 24:
kasan_save_stack mm/kasan/common.c:47 [inline]
kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:370 [inline]
__kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:387
kasan_kmalloc include/linux/kasan.h:211 [inline]
kmalloc_trace+0x1db/0x370 mm/slub.c:4003
kmalloc include/linux/slab.h:628 [inline]
kzalloc include/linux/slab.h:749 [inline]
xpad_probe+0x3c8/0x1b90 drivers/input/joystick/xpad.c:2023
usb_probe_interface+0x645/0xbb0 drivers/usb/core/driver.c:399
really_probe+0x2b8/0xad0 drivers/base/dd.c:656
__driver_probe_device+0x1a2/0x390 drivers/base/dd.c:798
driver_probe_device+0x50/0x430 drivers/base/dd.c:828
__device_attach_driver+0x2d6/0x530 drivers/base/dd.c:956
bus_for_each_drv+0x24e/0x2e0 drivers/base/bus.c:457
__device_attach+0x333/0x520 drivers/base/dd.c:1028
bus_probe_device+0x189/0x260 drivers/base/bus.c:532
device_add+0x8ff/0xca0 drivers/base/core.c:3720
usb_set_configuration+0x1976/0x1fb0 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x88/0x140 drivers/usb/core/generic.c:254
usb_probe_device+0x1b8/0x380 drivers/usb/core/driver.c:294
really_probe+0x2b8/0xad0 drivers/base/dd.c:656
__driver_probe_device+0x1a2/0x390 drivers/base/dd.c:798
driver_probe_device+0x50/0x430 drivers/base/dd.c:828
__device_attach_driver+0x2d6/0x530 drivers/base/dd.c:956
bus_for_each_drv+0x24e/0x2e0 drivers/base/bus.c:457
__device_attach+0x333/0x520 drivers/base/dd.c:1028
bus_probe_device+0x189/0x260 drivers/base/bus.c:532
device_add+0x8ff/0xca0 drivers/base/core.c:3720
usb_new_device+0x104a/0x19a0 drivers/usb/core/hub.c:2652
hub_port_connect drivers/usb/core/hub.c:5522 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5662 [inline]
port_event drivers/usb/core/hub.c:5822 [inline]
hub_event+0x2d6a/0x5150 drivers/usb/core/hub.c:5904
process_one_work kernel/workqueue.c:3267 [inline]
process_scheduled_works+0xa10/0x17c0 kernel/workqueue.c:3348
worker_thread+0x86d/0xd70 kernel/workqueue.c:3429
kthread+0x2f0/0x390 kernel/kthread.c:388
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Freed by task 5151:
kasan_save_stack mm/kasan/common.c:47 [inline]
kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579
poison_slab_object+0xa6/0xe0 mm/kasan/common.c:240
__kasan_slab_free+0x37/0x60 mm/kasan/common.c:256
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2111 [inline]
slab_free mm/slub.c:4286 [inline]
kfree+0x153/0x3b0 mm/slub.c:4396
xpad_disconnect+0x359/0x490 drivers/input/joystick/xpad.c:2204
usb_unbind_interface+0x25e/0x940 drivers/usb/core/driver.c:461
device_remove drivers/base/dd.c:568 [inline]
__device_release_driver drivers/base/dd.c:1270 [inline]
device_release_driver_internal+0x503/0x7c0 drivers/base/dd.c:1293
bus_remove_device+0x34f/0x420 drivers/base/bus.c:574
device_del+0x57a/0x9e0 drivers/base/core.c:3909
usb_disable_device+0x3bf/0x850 drivers/usb/core/message.c:1418
usb_disconnect+0x340/0x950 drivers/usb/core/hub.c:2305
hub_port_connect drivers/usb/core/hub.c:5362 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5662 [inline]
port_event drivers/usb/core/hub.c:5822 [inline]
hub_event+0x1eb9/0x5150 drivers/usb/core/hub.c:5904
process_one_work kernel/workqueue.c:3267 [inline]
process_scheduled_works+0xa10/0x17c0 kernel/workqueue.c:3348
worker_thread+0x86d/0xd70 kernel/workqueue.c:3429
kthread+0x2f0/0x390 kernel/kthread.c:388
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
The buggy address belongs to the object at ffff8880417c3800
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 145 bytes inside of
freed 1024-byte region [ffff8880417c3800, ffff8880417c3c00)
The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x417c0
head: order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000840(slab|head|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000840 ffff888015041dc0 ffffea0000b99a00 dead000000000002
raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
head: 00fff00000000840 ffff888015041dc0 ffffea0000b99a00 dead000000000002
head: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
head: 00fff00000000003 ffffea000105f001 dead000000000122 00000000ffffffff
head: 0000000800000000 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d2820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 60, tgid 60 (kworker/u8:4), ts 353779317732, free_ts 349024901792
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1ea/0x210 mm/page_alloc.c:1534
prep_new_page mm/page_alloc.c:1541 [inline]
get_page_from_freelist+0x3410/0x35b0 mm/page_alloc.c:3317
__alloc_pages+0x256/0x6c0 mm/page_alloc.c:4575
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page+0x5f/0x160 mm/slub.c:2180
allocate_slab mm/slub.c:2343 [inline]
new_slab+0x84/0x2f0 mm/slub.c:2396
___slab_alloc+0xc73/0x1260 mm/slub.c:3530
__slab_alloc mm/slub.c:3615 [inline]
__slab_alloc_node mm/slub.c:3668 [inline]
slab_alloc_node mm/slub.c:3841 [inline]
__do_kmalloc_node mm/slub.c:3971 [inline]
__kmalloc_node_track_caller+0x2d6/0x4f0 mm/slub.c:3992
kmalloc_reserve+0x111/0x2a0 net/core/skbuff.c:599
__alloc_skb+0x1f3/0x440 net/core/skbuff.c:668
alloc_skb include/linux/skbuff.h:1313 [inline]
nlmsg_new include/net/netlink.h:1010 [inline]
inet6_rt_notify+0xdf/0x290 net/ipv6/route.c:6175
fib6_del_route net/ipv6/ip6_fib.c:2007 [inline]
fib6_del+0x10c5/0x1600 net/ipv6/ip6_fib.c:2042
fib6_clean_node+0x2f7/0x5e0 net/ipv6/ip6_fib.c:2204
fib6_walk_continue+0x658/0x8f0 net/ipv6/ip6_fib.c:2126
fib6_walk+0x168/0x2b0 net/ipv6/ip6_fib.c:2174
fib6_clean_tree net/ipv6/ip6_fib.c:2254 [inline]
__fib6_clean_all+0x31f/0x4b0 net/ipv6/ip6_fib.c:2270
rt6_sync_down_dev net/ipv6/route.c:4903 [inline]
rt6_disable_ip+0x170/0x890 net/ipv6/route.c:4908
page last free pid 10073 tgid 10072 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1141 [inline]
free_unref_page_prepare+0x986/0xab0 mm/page_alloc.c:2347
free_unref_page+0x37/0x3f0 mm/page_alloc.c:2487
vfree+0x186/0x2e0 mm/vmalloc.c:3340
vb2_vmalloc_put+0x68/0xb0 drivers/media/common/videobuf2/videobuf2-vmalloc.c:68
__vb2_buf_mem_free+0xfa/0x2a0 drivers/media/common/videobuf2/videobuf2-core.c:276
__vb2_free_mem drivers/media/common/videobuf2/videobuf2-core.c:536 [inline]
__vb2_queue_free+0x464/0xe10 drivers/media/common/videobuf2/videobuf2-core.c:566
vb2_core_reqbufs+0x71b/0x14a0 drivers/media/common/videobuf2/videobuf2-core.c:854
__vb2_cleanup_fileio+0xfd/0x1f0 drivers/media/common/videobuf2/videobuf2-core.c:2858
vb2_core_queue_release+0x25/0xc0 drivers/media/common/videobuf2/videobuf2-core.c:2552
vb2_queue_release drivers/media/common/videobuf2/videobuf2-v4l2.c:953 [inline]
_vb2_fop_release drivers/media/common/videobuf2/videobuf2-v4l2.c:1137 [inline]
vb2_fop_release+0x171/0x200 drivers/media/common/videobuf2/videobuf2-v4l2.c:1151
v4l2_release+0x1f8/0x3b0 drivers/media/v4l2-core/v4l2-dev.c:456
__fput+0x429/0x8a0 fs/file_table.c:422
task_work_run+0x24f/0x310 kernel/task_work.c:180
get_signal+0x15e6/0x1740 kernel/signal.c:2683
arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:310
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
Memory state around the buggy address:
ffff8880417c3780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff8880417c3800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff8880417c3880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff8880417c3900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8880417c3980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: 05 e8 78 24 07 add $0x72478e8,%eax
5: 00 48 c7 add %cl,-0x39(%rax)
8: 04 24 add $0x24,%al
a: 00 00 add %al,(%rax)
c: 00 00 add %al,(%rax)
e: 9c pushf
f: 8f 04 24 pop (%rsp)
12: f7 04 24 00 02 00 00 testl $0x200,(%rsp)
19: 75 49 jne 0x64
1b: 41 f7 c6 00 02 00 00 test $0x200,%r14d
22: 74 01 je 0x25
24: fb sti
25: b8 ff ff ff ff mov $0xffffffff,%eax
* 2a: f0 41 0f c1 07 lock xadd %eax,(%r15) <-- trapping instruction
2f: 83 f8 01 cmp $0x1,%eax
32: 75 1b jne 0x4f
34: 4c 89 ff mov %r15,%rdi
37: e8 d2 00 00 00 call 0x10e
3c: 49 8b 7f 50 mov 0x50(%r15),%rdi