xpad 3-1:179.65: xpad_irq_in - usb_submit_urb failed with result -19
xpad 3-1:179.65: 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 ffff8881097df85c by task udevd/5212

CPU: 0 UID: 0 PID: 5212 Comm: udevd Not tainted syzkaller #0 PREEMPT(voluntary) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
 <IRQ>
 __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
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:56 [inline]
RIP: 0010:stack_access_ok+0x7c/0x1d0 arch/x86/kernel/unwind_orc.c:409
Code: 00 0f 85 24 01 00 00 48 8d 7b 10 4c 8b 6b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0b 01 00 00 <48> 8b 43 10 49 39 ed 77 1a 48 39 e8 76 15 4a 8d 54 25 00 48 39 d0
RSP: 0018:ffffc90002a1f3e8 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: ffffc90002a1f488 RCX: ffffffff8b3bfd14
RDX: 1ffff92000543e93 RSI: ffffc90002a1f700 RDI: ffffc90002a1f498
RBP: ffffc90002a1f700 R08: ffffffff8b3bfd18 R09: 0000000000000007
R10: 0000000000000200 R11: 00000000000117c9 R12: 0000000000000008
R13: ffffc90002a18000 R14: ffffc90002a1f708 R15: ffffc90002a1f4bc
 deref_stack_reg arch/x86/kernel/unwind_orc.c:419 [inline]
 unwind_next_frame+0xb0b/0x1ea0 arch/x86/kernel/unwind_orc.c:600
 arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
 save_stack+0x162/0x1e0 mm/page_owner.c:165
 __reset_page_owner+0x84/0x190 mm/page_owner.c:320
 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
 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]
 __do_kmalloc_node mm/slub.c:5656 [inline]
 __kvmalloc_node_noprof+0x2fd/0xa80 mm/slub.c:7136
 simple_xattr_alloc+0x4a/0xa0 fs/xattr.c:1238
 simple_xattr_set+0x3d/0x3e0 fs/xattr.c:1358
 shmem_xattr_handler_set+0x318/0x3b0 mm/shmem.c:4333
 __vfs_setxattr+0x175/0x1e0 fs/xattr.c:200
 __vfs_setxattr_noperm+0x127/0x660 fs/xattr.c:234
 __vfs_setxattr_locked+0x17d/0x250 fs/xattr.c:295
 vfs_setxattr+0x140/0x330 fs/xattr.c:321
 do_setxattr+0x145/0x180 fs/xattr.c:636
 filename_setxattr+0x16e/0x1d0 fs/xattr.c:665
 path_setxattrat+0x1ff/0x3a0 fs/xattr.c:713
 __do_sys_lsetxattr fs/xattr.c:754 [inline]
 __se_sys_lsetxattr fs/xattr.c:750 [inline]
 __x64_sys_lsetxattr+0xc9/0x140 fs/xattr.c:750
 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: 0033:0x7f13fd5e057a
Code: 48 83 c4 08 48 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66 0f 1f 44 00 00 31 db eb e4 0f 1f 40 00 49 89 ca b8 bd 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4e 38 0d 00 f7 d8 64 89 01 48
RSP: 002b:00007ffde33c9b18 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
RAX: ffffffffffffffda RBX: 000055ddf77e9d80 RCX: 00007f13fd5e057a
RDX: 000055ddf77e9d80 RSI: 00007f13fdc5929c RDI: 000055ddf75a9410
RBP: 000055ddf75a68d0 R08: 0000000000000000 R09: 000055ddf76364e0
R10: 000000000000001f R11: 0000000000000246 R12: 000055ddf75a9410
R13: 0000000000000001 R14: 000055ddf75a9410 R15: 000055ddf7873840
 </TASK>

Allocated by task 5367:
 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 38:
 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 ffff8881097df800
 which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 92 bytes inside of
 freed 1024-byte region [ffff8881097df800, ffff8881097dfc00)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1097d8
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0x200000000000040(head|node=0|zone=2)
page_type: f5(slab)
raw: 0200000000000040 ffff888100041dc0 dead000000000100 dead000000000122
raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 0200000000000040 ffff888100041dc0 dead000000000100 dead000000000122
head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 0200000000000003 ffffea000425f601 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 3364, tgid 3364 (kworker/u8:9), ts 53551676019, free_ts 53538711493
 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+0x154b/0x5020 fs/binfmt_elf.c:969
 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 3363 tgid 3363 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
 mt_alloc_one lib/maple_tree.c:174 [inline]
 mas_alloc_nodes+0x280/0x390 lib/maple_tree.c:1110
 mas_preallocate+0x39c/0xf10 lib/maple_tree.c:5194
 vma_iter_prealloc mm/vma.h:505 [inline]
 commit_merge+0x3e3/0xae0 mm/vma.c:749
 vma_expand+0x7b7/0xd40 mm/vma.c:1198
 relocate_vma_down+0x260/0x4e0 mm/vma_exec.c:58
 setup_arg_pages+0x536/0xb60 fs/exec.c:690
 load_elf_binary+0xb0a/0x5020 fs/binfmt_elf.c:1028
 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

Memory state around the buggy address:
 ffff8881097df700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff8881097df780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff8881097df800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                    ^
 ffff8881097df880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff8881097df900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
   0:	00 0f                	add    %cl,(%rdi)
   2:	85 24 01             	test   %esp,(%rcx,%rax,1)
   5:	00 00                	add    %al,(%rax)
   7:	48 8d 7b 10          	lea    0x10(%rbx),%rdi
   b:	4c 8b 6b 08          	mov    0x8(%rbx),%r13
   f:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  16:	fc ff df
  19:	48 89 fa             	mov    %rdi,%rdx
  1c:	48 c1 ea 03          	shr    $0x3,%rdx
  20:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
  24:	0f 85 0b 01 00 00    	jne    0x135
* 2a:	48 8b 43 10          	mov    0x10(%rbx),%rax <-- trapping instruction
  2e:	49 39 ed             	cmp    %rbp,%r13
  31:	77 1a                	ja     0x4d
  33:	48 39 e8             	cmp    %rbp,%rax
  36:	76 15                	jbe    0x4d
  38:	4a 8d 54 25 00       	lea    0x0(%rbp,%r12,1),%rdx
  3d:	48 39 d0             	cmp    %rdx,%rax