powermate: config urb returned -108
==================================================================
BUG: KASAN: use-after-free in __lock_acquire+0x3ee7/0x56d0 kernel/locking/lockdep.c:4925
Read of size 8 at addr ffff888021e0c458 by task kworker/u4:1/11

CPU: 1 PID: 11 Comm: kworker/u4:1 Not tainted 6.1.0-rc8-syzkaller-00164-g4cee37b3a4e6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: netns cleanup_net
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:284 [inline]
 print_report+0x15e/0x45d mm/kasan/report.c:395
 kasan_report+0xbf/0x1f0 mm/kasan/report.c:495
 __lock_acquire+0x3ee7/0x56d0 kernel/locking/lockdep.c:4925
 lock_acquire kernel/locking/lockdep.c:5668 [inline]
 lock_acquire+0x1e3/0x630 kernel/locking/lockdep.c:5633
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x3d/0x60 kernel/locking/spinlock.c:162
 powermate_config_complete+0x7d/0xb0 drivers/input/misc/powermate.c:202
 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1671
 usb_hcd_giveback_urb+0x384/0x430 drivers/usb/core/hcd.c:1754
 dummy_timer+0x1203/0x32d0 drivers/usb/gadget/udc/dummy_hcd.c:1988
 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474
 expire_timers kernel/time/timer.c:1519 [inline]
 __run_timers.part.0+0x6a2/0xaf0 kernel/time/timer.c:1790
 __run_timers kernel/time/timer.c:1768 [inline]
 run_timer_softirq+0xb7/0x1d0 kernel/time/timer.c:1803
 __do_softirq+0x1fb/0xadc kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1107
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:lockdep_enabled kernel/locking/lockdep.c:121 [inline]
RIP: 0010:lock_release+0x171/0x810 kernel/locking/lockdep.c:5681
Code: 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 2b 06 00 00 <45> 8b 8e 4c 0a 00 00 45 85 c9 0f 85 9e 02 00 00 9c 8f 04 24 fa 48
RSP: 0018:ffffc90000107a58 EFLAGS: 00000246
RAX: 0000000000000007 RBX: ffffffff8e51dc4c RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8880123544cc
RBP: 1ffff92000020f4d R08: 0000000000000000 R09: ffffffff8e51a757
R10: 0000000000000001 R11: 1ffffffff18b3439 R12: ffffffff8c58fbc0
R13: ffffc90000107ca0 R14: ffff888012353a80 R15: 000000000001a328
 rcu_lock_release include/linux/rcupdate.h:309 [inline]
 rcu_read_unlock include/linux/rcupdate.h:771 [inline]
 inet_twsk_purge+0x562/0x8a0 net/ipv4/inet_timewait_sock.c:312
 ops_exit_list+0x125/0x170 net/core/net_namespace.c:174
 cleanup_net+0x4ee/0xb00 net/core/net_namespace.c:601
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>

Allocated by task 3722:
 kasan_save_stack+0x22/0x40 mm/kasan/common.c:45
 kasan_set_track+0x25/0x30 mm/kasan/common.c:52
 ____kasan_kmalloc mm/kasan/common.c:371 [inline]
 ____kasan_kmalloc mm/kasan/common.c:330 [inline]
 __kasan_kmalloc+0xa5/0xb0 mm/kasan/common.c:380
 kmalloc include/linux/slab.h:553 [inline]
 kzalloc include/linux/slab.h:689 [inline]
 powermate_probe+0x24e/0x12a0 drivers/input/misc/powermate.c:323
 usb_probe_interface+0x30f/0x7f0 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:560 [inline]
 really_probe+0x249/0xb90 drivers/base/dd.c:639
 __driver_probe_device+0x1df/0x4d0 drivers/base/dd.c:778
 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:808
 __device_attach_driver+0x1d4/0x2e0 drivers/base/dd.c:936
 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:427
 __device_attach+0x1e4/0x530 drivers/base/dd.c:1008
 bus_probe_device+0x1e8/0x2a0 drivers/base/bus.c:487
 device_add+0xbd9/0x1e90 drivers/base/core.c:3517
 usb_set_configuration+0x101d/0x1900 drivers/usb/core/message.c:2170
 usb_generic_driver_probe+0xbe/0x100 drivers/usb/core/generic.c:238
 usb_probe_device+0xd8/0x2c0 drivers/usb/core/driver.c:293
 call_driver_probe drivers/base/dd.c:560 [inline]
 really_probe+0x249/0xb90 drivers/base/dd.c:639
 __driver_probe_device+0x1df/0x4d0 drivers/base/dd.c:778
 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:808
 __device_attach_driver+0x1d4/0x2e0 drivers/base/dd.c:936
 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:427
 __device_attach+0x1e4/0x530 drivers/base/dd.c:1008
 bus_probe_device+0x1e8/0x2a0 drivers/base/bus.c:487
 device_add+0xbd9/0x1e90 drivers/base/core.c:3517
 usb_new_device.cold+0x685/0x10ad drivers/usb/core/hub.c:2573
 hub_port_connect drivers/usb/core/hub.c:5353 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5497 [inline]
 port_event drivers/usb/core/hub.c:5653 [inline]
 hub_event+0x26cb/0x45d0 drivers/usb/core/hub.c:5735
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306

Freed by task 11365:
 kasan_save_stack+0x22/0x40 mm/kasan/common.c:45
 kasan_set_track+0x25/0x30 mm/kasan/common.c:52
 kasan_save_free_info+0x2e/0x40 mm/kasan/generic.c:511
 ____kasan_slab_free mm/kasan/common.c:236 [inline]
 ____kasan_slab_free+0x160/0x1c0 mm/kasan/common.c:200
 kasan_slab_free include/linux/kasan.h:177 [inline]
 slab_free_hook mm/slub.c:1724 [inline]
 slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1750
 slab_free mm/slub.c:3661 [inline]
 __kmem_cache_free+0xaf/0x3b0 mm/slub.c:3674
 powermate_disconnect+0x1d2/0x260 drivers/input/misc/powermate.c:432
 usb_unbind_interface+0x1dc/0x8e0 drivers/usb/core/driver.c:458
 device_remove drivers/base/dd.c:550 [inline]
 device_remove+0x11f/0x170 drivers/base/dd.c:542
 __device_release_driver drivers/base/dd.c:1249 [inline]
 device_release_driver_internal+0x4a5/0x700 drivers/base/dd.c:1275
 bus_remove_device+0x2e7/0x5a0 drivers/base/bus.c:529
 device_del+0x4f7/0xc80 drivers/base/core.c:3704
 usb_disable_device+0x35a/0x7b0 drivers/usb/core/message.c:1419
 usb_disconnect.cold+0x259/0x6ed drivers/usb/core/hub.c:2235
 hub_quiesce+0x170/0x310 drivers/usb/core/hub.c:1331
 hub_disconnect+0xcf/0x510 drivers/usb/core/hub.c:1726
 usb_unbind_interface+0x1dc/0x8e0 drivers/usb/core/driver.c:458
 device_remove drivers/base/dd.c:550 [inline]
 device_remove+0x11f/0x170 drivers/base/dd.c:542
 __device_release_driver drivers/base/dd.c:1249 [inline]
 device_release_driver_internal+0x4a5/0x700 drivers/base/dd.c:1275
 usb_driver_release_interface+0x106/0x190 drivers/usb/core/driver.c:627
 proc_ioctl.part.0+0x4d1/0x550 drivers/usb/core/devio.c:2348
 proc_ioctl drivers/usb/core/devio.c:182 [inline]
 proc_ioctl_default drivers/usb/core/devio.c:2391 [inline]
 usbdev_do_ioctl drivers/usb/core/devio.c:2747 [inline]
 usbdev_ioctl+0xe3a/0x3760 drivers/usb/core/devio.c:2807
 compat_ptr_ioctl+0x6b/0xa0 fs/ioctl.c:906
 __do_compat_sys_ioctl+0x255/0x2b0 fs/ioctl.c:968
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203
 entry_SYSENTER_compat_after_hwframe+0x70/0x82

Last potentially related work creation:
 kasan_save_stack+0x22/0x40 mm/kasan/common.c:45
 __kasan_record_aux_stack+0xbc/0xd0 mm/kasan/generic.c:481
 kvfree_call_rcu+0x78/0x8f0 kernel/rcu/tree.c:3343
 drop_sysctl_table+0x3c0/0x4e0 fs/proc/proc_sysctl.c:1709
 unregister_sysctl_table fs/proc/proc_sysctl.c:1747 [inline]
 unregister_sysctl_table+0xc4/0x190 fs/proc/proc_sysctl.c:1722
 netfilter_log_sysctl_exit net/netfilter/nf_log.c:513 [inline]
 nf_log_net_exit+0x60/0xe0 net/netfilter/nf_log.c:554
 ops_exit_list+0xb0/0x170 net/core/net_namespace.c:169
 cleanup_net+0x4ee/0xb00 net/core/net_namespace.c:601
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306

Second to last potentially related work creation:
 kasan_save_stack+0x22/0x40 mm/kasan/common.c:45
 __kasan_record_aux_stack+0xbc/0xd0 mm/kasan/generic.c:481
 kvfree_call_rcu+0x78/0x8f0 kernel/rcu/tree.c:3343
 drop_sysctl_table+0x3c0/0x4e0 fs/proc/proc_sysctl.c:1709
 unregister_sysctl_table fs/proc/proc_sysctl.c:1747 [inline]
 unregister_sysctl_table+0xc4/0x190 fs/proc/proc_sysctl.c:1722
 mpls_dev_sysctl_unregister net/mpls/af_mpls.c:1441 [inline]
 mpls_dev_notify+0x614/0x930 net/mpls/af_mpls.c:1653
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:87
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:1945
 call_netdevice_notifiers_extack net/core/dev.c:1983 [inline]
 call_netdevice_notifiers net/core/dev.c:1997 [inline]
 unregister_netdevice_many+0x9f9/0x1930 net/core/dev.c:10847
 sit_exit_batch_net+0x534/0x750 net/ipv6/sit.c:1885
 ops_exit_list+0x125/0x170 net/core/net_namespace.c:174
 cleanup_net+0x4ee/0xb00 net/core/net_namespace.c:601
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306

The buggy address belongs to the object at ffff888021e0c400
 which belongs to the cache kmalloc-256 of size 256
The buggy address is located 88 bytes inside of
 256-byte region [ffff888021e0c400, ffff888021e0c500)

The buggy address belongs to the physical page:
page:ffffea0000878300 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888021e0c800 pfn:0x21e0c
head:ffffea0000878300 order:1 compound_mapcount:0 compound_pincount:0
flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000010200 ffffea00009ce180 dead000000000002 ffff888012041b40
raw: ffff888021e0c800 000000008010000e 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 1, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 6405, tgid 6396 (syz-executor.5), ts 285397284043, free_ts 263275252069
 prep_new_page mm/page_alloc.c:2539 [inline]
 get_page_from_freelist+0x10b5/0x2d50 mm/page_alloc.c:4291
 __alloc_pages+0x1cb/0x5b0 mm/page_alloc.c:5558
 alloc_pages+0x1aa/0x270 mm/mempolicy.c:2285
 alloc_slab_page mm/slub.c:1794 [inline]
 allocate_slab+0x25f/0x350 mm/slub.c:1939
 new_slab mm/slub.c:1992 [inline]
 ___slab_alloc+0xa91/0x1400 mm/slub.c:3180
 __slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3279
 slab_alloc_node mm/slub.c:3364 [inline]
 __kmem_cache_alloc_node+0x199/0x3e0 mm/slub.c:3437
 __do_kmalloc_node mm/slab_common.c:954 [inline]
 __kmalloc+0x4a/0xd0 mm/slab_common.c:968
 kmalloc_array include/linux/slab.h:605 [inline]
 kcalloc include/linux/slab.h:636 [inline]
 iter_file_splice_write+0x16c/0xc90 fs/splice.c:625
 do_splice_from fs/splice.c:764 [inline]
 direct_splice_actor+0x114/0x180 fs/splice.c:931
 splice_direct_to_actor+0x335/0x8a0 fs/splice.c:886
 do_splice_direct+0x1ab/0x280 fs/splice.c:974
 do_sendfile+0xb19/0x1270 fs/read_write.c:1255
 __do_compat_sys_sendfile fs/read_write.c:1338 [inline]
 __se_compat_sys_sendfile fs/read_write.c:1327 [inline]
 __ia32_compat_sys_sendfile+0x15d/0x220 fs/read_write.c:1327
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1459 [inline]
 free_pcp_prepare+0x65c/0xd90 mm/page_alloc.c:1509
 free_unref_page_prepare mm/page_alloc.c:3387 [inline]
 free_unref_page+0x1d/0x4d0 mm/page_alloc.c:3483
 __folio_put_small mm/swap.c:105 [inline]
 __folio_put+0xc5/0x140 mm/swap.c:128
 folio_put include/linux/mm.h:1159 [inline]
 put_page include/linux/mm.h:1211 [inline]
 __skb_frag_unref include/linux/skbuff.h:3385 [inline]
 skb_release_data+0x51e/0x870 net/core/skbuff.c:783
 skb_release_all net/core/skbuff.c:854 [inline]
 __kfree_skb+0x4a/0x60 net/core/skbuff.c:868
 tcp_wmem_free_skb include/net/tcp.h:302 [inline]
 tcp_write_queue_purge+0x17d/0xcf0 net/ipv4/tcp.c:3071
 tcp_v4_destroy_sock+0x125/0x7f0 net/ipv4/tcp_ipv4.c:2250
 inet_csk_destroy_sock+0x19a/0x440 net/ipv4/inet_connection_sock.c:1157
 __tcp_close+0xb96/0xf50 net/ipv4/tcp.c:3020
 tcp_close+0x2d/0xc0 net/ipv4/tcp.c:3032
 inet_release+0x132/0x270 net/ipv4/af_inet.c:428
 __sock_release+0xcd/0x280 net/socket.c:650
 sock_close+0x1c/0x20 net/socket.c:1365
 __fput+0x27c/0xa90 fs/file_table.c:320
 task_work_run+0x16f/0x270 kernel/task_work.c:179
 get_signal+0x1c7/0x2440 kernel/signal.c:2635

Memory state around the buggy address:
 ffff888021e0c300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff888021e0c380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff888021e0c400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                    ^
 ffff888021e0c480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888021e0c500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================
----------------
Code disassembly (best guess):
   0:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   7:	fc ff df
   a:	48 89 fa             	mov    %rdi,%rdx
   d:	48 c1 ea 03          	shr    $0x3,%rdx
  11:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
  15:	48 89 f8             	mov    %rdi,%rax
  18:	83 e0 07             	and    $0x7,%eax
  1b:	83 c0 03             	add    $0x3,%eax
  1e:	38 d0                	cmp    %dl,%al
  20:	7c 08                	jl     0x2a
  22:	84 d2                	test   %dl,%dl
  24:	0f 85 2b 06 00 00    	jne    0x655
* 2a:	45 8b 8e 4c 0a 00 00 	mov    0xa4c(%r14),%r9d <-- trapping instruction
  31:	45 85 c9             	test   %r9d,%r9d
  34:	0f 85 9e 02 00 00    	jne    0x2d8
  3a:	9c                   	pushfq
  3b:	8f 04 24             	popq   (%rsp)
  3e:	fa                   	cli
  3f:	48                   	rex.W