xpad 1-1:179.65: xpad_irq_in - usb_submit_urb failed with result -19
xpad 1-1:179.65: xpad_irq_out - usb_submit_urb failed with result -19
==================================================================
BUG: KASAN: slab-use-after-free in debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline]
BUG: KASAN: slab-use-after-free in do_raw_spin_lock+0x23b/0x260 kernel/locking/spinlock_debug.c:115
Read of size 4 at addr ffff88810d7b605c by task syz-executor/2974
CPU: 0 UID: 0 PID: 2974 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(voluntary)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
print_address_description mm/kasan/report.c:378 [inline]
print_report+0x156/0x4c9 mm/kasan/report.c:482
kasan_report+0xdf/0x1a0 mm/kasan/report.c:595
debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline]
do_raw_spin_lock+0x23b/0x260 kernel/locking/spinlock_debug.c:115
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:111 [inline]
_raw_spin_lock_irqsave+0x42/0x60 kernel/locking/spinlock.c:162
__wake_up_common_lock kernel/sched/wait.c:124 [inline]
__wake_up+0x1c/0x60 kernel/sched/wait.c:146
__usb_unanchor_urb drivers/usb/core/urb.c:156 [inline]
usb_anchor_resume_wakeups+0xc7/0xf0 drivers/usb/core/urb.c:150
__usb_hcd_giveback_urb+0x3d6/0x610 drivers/usb/core/hcd.c:1660
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xd85/0x3670 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1777 [inline]
__hrtimer_run_queues+0x516/0x990 kernel/time/hrtimer.c:1841
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1858
handle_softirqs+0x1dd/0x8f0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xed/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:pte_user_accessible_page arch/x86/include/asm/pgtable.h:1684 [inline]
RIP: 0010:__page_table_check_pte_clear mm/page_table_check.c:153 [inline]
RIP: 0010:__page_table_check_ptes_set+0x114/0x230 mm/page_table_check.c:210
Code: ff 48 89 d8 48 c1 e8 03 42 80 3c 30 00 0f 85 10 01 00 00 4c 8b 23 bf 05 00 00 00 4d 89 e7 41 83 e7 05 4c 89 fe e8 5c 31 99 ff <49> 83 ff 05 75 b1 e8 71 36 99 ff 4c 89 e7 be 01 00 00 00 48 b8 ff
RSP: 0018:ffffc900018474f0 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff888133a642a8 RCX: ffffffff82180584
RDX: 0000000000000000 RSI: 0000000000000005 RDI: ffff888112d63a80
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000005
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000000
page_table_check_ptes_set include/linux/page_table_check.h:76 [inline]
set_ptes include/linux/pgtable.h:292 [inline]
__copy_present_ptes mm/memory.c:1102 [inline]
copy_present_ptes+0xc84/0x44b0 mm/memory.c:1181
copy_pte_range mm/memory.c:1304 [inline]
copy_pmd_range mm/memory.c:1392 [inline]
copy_pud_range mm/memory.c:1429 [inline]
copy_p4d_range mm/memory.c:1453 [inline]
copy_page_range+0xe0b/0x25e0 mm/memory.c:1535
dup_mmap+0xbb3/0x1c30 mm/mmap.c:1827
dup_mm kernel/fork.c:1529 [inline]
copy_mm kernel/fork.c:1581 [inline]
copy_process+0x718c/0x77a0 kernel/fork.c:2221
kernel_clone+0xfc/0x930 kernel/fork.c:2651
__do_sys_clone+0xd9/0x120 kernel/fork.c:2792
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xc9/0x570 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb034c73952
Code: 89 e7 e8 f1 8b f7 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffcd21297a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffcd21297a0 RCX: 00007fb034c73952
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffcd212992c R08: 0000000000000000 R09: 0000000000000001
R10: 00005555785ef7d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000927c0 R14: 000000000001e633 R15: 00007ffcd2129980
Allocated by task 5230:
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
__kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:415
kmalloc_noprof include/linux/slab.h:957 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
xpad_probe+0x28e/0x1f60 drivers/input/joystick/xpad.c:2080
usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:659
__driver_probe_device+0x1de/0x400 drivers/base/dd.c:801
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:831
__device_attach_driver+0x1df/0x340 drivers/base/dd.c:959
bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500
__device_attach+0x1e4/0x4d0 drivers/base/dd.c:1031
device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1086
bus_probe_device+0x64/0x160 drivers/base/bus.c:574
device_add+0x11d9/0x1950 drivers/base/core.c:3689
usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250
usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:581 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:659
__driver_probe_device+0x1de/0x400 drivers/base/dd.c:801
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:831
__device_attach_driver+0x1df/0x340 drivers/base/dd.c:959
bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500
__device_attach+0x1e4/0x4d0 drivers/base/dd.c:1031
device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1086
bus_probe_device+0x64/0x160 drivers/base/bus.c:574
device_add+0x11d9/0x1950 drivers/base/core.c:3689
usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695
hub_port_connect drivers/usb/core/hub.c:5567 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
port_event drivers/usb/core/hub.c:5871 [inline]
hub_event+0x314d/0x4af0 drivers/usb/core/hub.c:5953
process_one_work+0x9c2/0x1840 kernel/workqueue.c:3257
process_scheduled_works kernel/workqueue.c:3340 [inline]
worker_thread+0x5da/0xe40 kernel/workqueue.c:3421
kthread+0x3b3/0x730 kernel/kthread.c:463
ret_from_fork+0x6c3/0xa20 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
Freed by task 2590:
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584
poison_slab_object mm/kasan/common.c:253 [inline]
__kasan_slab_free+0x43/0x70 mm/kasan/common.c:285
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:2540 [inline]
slab_free mm/slub.c:6670 [inline]
kfree+0x1ad/0x630 mm/slub.c:6878
xpad_disconnect+0x1cf/0x530 drivers/input/joystick/xpad.c:2264
usb_unbind_interface+0x1dd/0x9e0 drivers/usb/core/driver.c:458
device_remove drivers/base/dd.c:571 [inline]
device_remove+0x12a/0x180 drivers/base/dd.c:563
__device_release_driver drivers/base/dd.c:1282 [inline]
device_release_driver_internal+0x42e/0x600 drivers/base/dd.c:1305
bus_remove_device+0x22f/0x440 drivers/base/bus.c:616
device_del+0x376/0x9b0 drivers/base/core.c:3878
usb_disable_device+0x367/0x810 drivers/usb/core/message.c:1418
usb_disconnect+0x2e2/0x9a0 drivers/usb/core/hub.c:2345
hub_port_connect drivers/usb/core/hub.c:5407 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
port_event drivers/usb/core/hub.c:5871 [inline]
hub_event+0x1d0c/0x4af0 drivers/usb/core/hub.c:5953
process_one_work+0x9c2/0x1840 kernel/workqueue.c:3257
process_scheduled_works kernel/workqueue.c:3340 [inline]
worker_thread+0x5da/0xe40 kernel/workqueue.c:3421
kthread+0x3b3/0x730 kernel/kthread.c:463
ret_from_fork+0x6c3/0xa20 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
The buggy address belongs to the object at ffff88810d7b6000
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 92 bytes inside of
freed 1024-byte region [ffff88810d7b6000, ffff88810d7b6400)
The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d7b0
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
anon flags: 0x200000000000040(head|node=0|zone=2)
page_type: f5(slab)
raw: 0200000000000040 ffff888100041dc0 0000000000000000 dead000000000001
raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 0200000000000040 ffff888100041dc0 0000000000000000 dead000000000001
head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 0200000000000003 ffffea000435ec01 00000000ffffffff 00000000ffffffff
head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000008
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3431, tgid 3431 (kworker/u8:4), ts 57407504959, free_ts 57088651475
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xd57/0x3b20 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x269/0x2230 mm/page_alloc.c:5240
alloc_pages_mpol+0xe8/0x410 mm/mempolicy.c:2486
alloc_slab_page mm/slub.c:3075 [inline]
allocate_slab mm/slub.c:3248 [inline]
new_slab+0x2c4/0x440 mm/slub.c:3302
___slab_alloc+0xda3/0x1ca0 mm/slub.c:4656
__slab_alloc.isra.0+0x63/0x110 mm/slub.c:4779
__slab_alloc_node mm/slub.c:4855 [inline]
slab_alloc_node mm/slub.c:5251 [inline]
__do_kmalloc_node mm/slub.c:5656 [inline]
__kmalloc_noprof+0x5c3/0x990 mm/slub.c:5669
kmalloc_noprof include/linux/slab.h:961 [inline]
load_elf_phdrs+0x102/0x210 fs/binfmt_elf.c:540
load_elf_binary+0x29e/0x5020 fs/binfmt_elf.c:869
search_binary_handler fs/exec.c:1669 [inline]
exec_binprm fs/exec.c:1701 [inline]
bprm_execve fs/exec.c:1753 [inline]
bprm_execve+0x8ef/0x15a0 fs/exec.c:1729
kernel_execve+0x32b/0x3d0 fs/exec.c:1919
call_usermodehelper_exec_async+0x239/0x4b0 kernel/umh.c:109
ret_from_fork+0x6c3/0xa20 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
page last free pid 3414 tgid 3414 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1433 [inline]
__free_frozen_pages+0x7d1/0x1010 mm/page_alloc.c:2973
discard_slab mm/slub.c:3346 [inline]
__put_partials+0x127/0x160 mm/slub.c:3886
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x47/0xe0 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x1a0/0x1f0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x4e/0x70 mm/kasan/common.c:350
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4953 [inline]
slab_alloc_node mm/slub.c:5263 [inline]
kmem_cache_alloc_noprof+0x266/0x760 mm/slub.c:5270
vm_area_alloc+0x1f/0x160 mm/vma_init.c:32
__mmap_new_vma mm/vma.c:2506 [inline]
__mmap_region+0xf19/0x2430 mm/vma.c:2745
mmap_region+0x180/0x3e0 mm/vma.c:2823
do_mmap+0xc53/0x12d0 mm/mmap.c:558
vm_mmap_pgoff+0x201/0x390 mm/util.c:581
ksys_mmap_pgoff+0x328/0x5b0 mm/mmap.c:604
__do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline]
__se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline]
__x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xc9/0x570 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
Memory state around the buggy address:
ffff88810d7b5f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88810d7b5f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88810d7b6000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88810d7b6080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88810d7b6100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: ff 48 89 decl -0x77(%rax)
3: d8 48 c1 fmuls -0x3f(%rax)
6: e8 03 42 80 3c call 0x3c80420e
b: 30 00 xor %al,(%rax)
d: 0f 85 10 01 00 00 jne 0x123
13: 4c 8b 23 mov (%rbx),%r12
16: bf 05 00 00 00 mov $0x5,%edi
1b: 4d 89 e7 mov %r12,%r15
1e: 41 83 e7 05 and $0x5,%r15d
22: 4c 89 fe mov %r15,%rsi
25: e8 5c 31 99 ff call 0xff993186
* 2a: 49 83 ff 05 cmp $0x5,%r15 <-- trapping instruction
2e: 75 b1 jne 0xffffffe1
30: e8 71 36 99 ff call 0xff9936a6
35: 4c 89 e7 mov %r12,%rdi
38: be 01 00 00 00 mov $0x1,%esi
3d: 48 rex.W
3e: b8 .byte 0xb8
3f: ff .byte 0xff