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+0x28b/0x2f0 kernel/locking/spinlock_debug.c:115
Read of size 4 at addr ffff88807d4fd85c by task kworker/u8:3/49
CPU: 1 UID: 0 PID: 49 Comm: kworker/u8:3 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/27/2026
Workqueue: netns cleanup_net
Call Trace:
dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
print_address_description mm/kasan/report.c:378 [inline]
print_report+0xba/0x230 mm/kasan/report.c:482
kasan_report+0x117/0x150 mm/kasan/report.c:595
debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline]
do_raw_spin_lock+0x28b/0x2f0 kernel/locking/spinlock_debug.c:115
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock_irqsave+0x4c/0x60 kernel/locking/spinlock.c:162
__wake_up_common_lock+0x2f/0x1f0 kernel/sched/wait.c:124
__usb_hcd_giveback_urb+0x3b0/0x540 drivers/usb/core/hcd.c:1660
dummy_timer+0xbbd/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1785 [inline]
__hrtimer_run_queues+0x53a/0xcc0 kernel/time/hrtimer.c:1849
hrtimer_run_softirq+0x182/0x5a0 kernel/time/hrtimer.c:1866
handle_softirqs+0x22a/0x870 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x5f/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+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:get_current arch/x86/include/asm/current.h:25 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x70 kernel/kcov.c:216
Code: 8b 3d 24 42 55 0c 48 89 de 5b e9 53 89 5e 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0d 48 32 56 11 65 8b 15 69 32 56 11 81 e2 00 01 ff 00 74
RSP: 0018:ffffc90000b977b8 EFLAGS: 00000202
RAX: ffffffff8a0f6394 RBX: 0000000000000001 RCX: ffff88801af5db80
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90000b978c0 R08: ffffffff8a0f5d1e R09: ffffffff8e75e420
R10: dffffc0000000000 R11: fffffbfff2023177 R12: dffffc0000000000
R13: 00000000000003ed R14: 00000000000003ed R15: 0000000000003f3d
inet_twsk_purge+0x794/0x8d0 net/ipv4/inet_timewait_sock.c:314
tcp_twsk_purge+0xb4/0x110 net/ipv4/tcp_minisocks.c:-1
tcp_sk_exit_batch+0x36/0x140 net/ipv4/tcp_ipv4.c:3628
ops_exit_list net/core/net_namespace.c:205 [inline]
ops_undo_list+0x52b/0x940 net/core/net_namespace.c:252
cleanup_net+0x56b/0x800 net/core/net_namespace.c:704
process_one_work kernel/workqueue.c:3275 [inline]
process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Allocated by task 5823:
kasan_save_stack mm/kasan/common.c:57 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
__kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:415
kasan_kmalloc include/linux/kasan.h:263 [inline]
__kmalloc_cache_noprof+0x31c/0x660 mm/slub.c:5383
kmalloc_noprof include/linux/slab.h:950 [inline]
kzalloc_noprof include/linux/slab.h:1188 [inline]
xpad_probe+0x428/0x1fc0 drivers/input/joystick/xpad.c:2080
usb_probe_interface+0x668/0xc90 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:661
__driver_probe_device+0x18c/0x320 drivers/base/dd.c:803
driver_probe_device+0x4f/0x240 drivers/base/dd.c:833
__device_attach_driver+0x279/0x430 drivers/base/dd.c:961
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c5/0x450 drivers/base/dd.c:1033
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1088
bus_probe_device+0x12a/0x220 drivers/base/bus.c:574
device_add+0x7b6/0xb70 drivers/base/core.c:3689
usb_set_configuration+0x1a87/0x2110 drivers/usb/core/message.c:2208
usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
usb_probe_device+0x1c4/0x3b0 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:661
__driver_probe_device+0x18c/0x320 drivers/base/dd.c:803
driver_probe_device+0x4f/0x240 drivers/base/dd.c:833
__device_attach_driver+0x279/0x430 drivers/base/dd.c:961
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c5/0x450 drivers/base/dd.c:1033
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1088
bus_probe_device+0x12a/0x220 drivers/base/bus.c:574
device_add+0x7b6/0xb70 drivers/base/core.c:3689
usb_new_device+0xa08/0x16f0 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+0x2a1c/0x4f30 drivers/usb/core/hub.c:5953
process_one_work kernel/workqueue.c:3275 [inline]
process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Freed by task 5829:
kasan_save_stack mm/kasan/common.c:57 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584
poison_slab_object mm/kasan/common.c:253 [inline]
__kasan_slab_free+0x5c/0x80 mm/kasan/common.c:285
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:2692 [inline]
slab_free mm/slub.c:6168 [inline]
kfree+0x1c1/0x630 mm/slub.c:6486
xpad_disconnect+0x350/0x480 drivers/input/joystick/xpad.c:2264
usb_unbind_interface+0x26e/0x910 drivers/usb/core/driver.c:458
device_remove drivers/base/dd.c:573 [inline]
__device_release_driver drivers/base/dd.c:1284 [inline]
device_release_driver_internal+0x4d9/0x860 drivers/base/dd.c:1307
bus_remove_device+0x34d/0x440 drivers/base/bus.c:616
device_del+0x527/0x8f0 drivers/base/core.c:3878
usb_disable_device+0x3d4/0x8d0 drivers/usb/core/message.c:1418
usb_disconnect+0x32f/0x990 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+0x1cc9/0x4f30 drivers/usb/core/hub.c:5953
process_one_work kernel/workqueue.c:3275 [inline]
process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
The buggy address belongs to the object at ffff88807d4fd800
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 92 bytes inside of
freed 1024-byte region [ffff88807d4fd800, ffff88807d4fdc00)
The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7d4f8
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88813fea8dc0 dead000000000100 dead000000000122
raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88813fea8dc0 dead000000000100 dead000000000122
head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000
head: 00fff00000000003 ffffea0001f53e01 00000000ffffffff 00000000ffffffff
head: ffffffffffffffff 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 0xd2820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 23, tgid 23 (ksoftirqd/1), ts 100952775432, free_ts 100877709290
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x231/0x280 mm/page_alloc.c:1889
prep_new_page mm/page_alloc.c:1897 [inline]
get_page_from_freelist+0x24dc/0x2580 mm/page_alloc.c:3962
__alloc_frozen_pages_noprof+0x18d/0x380 mm/page_alloc.c:5250
alloc_slab_page mm/slub.c:3296 [inline]
allocate_slab+0x77/0x660 mm/slub.c:3485
new_slab mm/slub.c:3543 [inline]
refill_objects+0x331/0x3c0 mm/slub.c:7178
__pcs_replace_empty_main+0x2f9/0x5e0 mm/slub.c:-1
alloc_from_pcs mm/slub.c:4720 [inline]
slab_alloc_node mm/slub.c:4854 [inline]
__do_kmalloc_node mm/slub.c:5262 [inline]
__kmalloc_noprof+0x474/0x760 mm/slub.c:5275
kmalloc_noprof include/linux/slab.h:954 [inline]
kzalloc_noprof include/linux/slab.h:1188 [inline]
ieee802_11_parse_elems_full+0x159/0x2ab0 net/mac80211/parse.c:1051
ieee802_11_parse_elems net/mac80211/ieee80211_i.h:2480 [inline]
ieee80211_inform_bss+0x161/0x1160 net/mac80211/scan.c:79
rdev_inform_bss net/wireless/rdev-ops.h:418 [inline]
cfg80211_inform_single_bss_data+0xd08/0x1b70 net/wireless/scan.c:2372
cfg80211_inform_bss_data+0x266/0x3c40 net/wireless/scan.c:3226
cfg80211_inform_bss_frame_data+0x3c7/0x760 net/wireless/scan.c:3317
ieee80211_bss_info_update+0x794/0xa40 net/mac80211/scan.c:230
ieee80211_scan_rx+0x552/0xa40 net/mac80211/scan.c:364
__ieee80211_rx_handle_packet net/mac80211/rx.c:5305 [inline]
ieee80211_rx_list+0x29e5/0x3710 net/mac80211/rx.c:5588
ieee80211_rx_napi+0x1b1/0x3e0 net/mac80211/rx.c:5611
page last free pid 5827 tgid 5827 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
__free_pages_prepare mm/page_alloc.c:1433 [inline]
__free_frozen_pages+0xc2b/0xdb0 mm/page_alloc.c:2978
__slab_free+0x263/0x2b0 mm/slub.c:5576
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x97/0x100 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:350
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4542 [inline]
slab_alloc_node mm/slub.c:4869 [inline]
kmem_cache_alloc_noprof+0x2bc/0x650 mm/slub.c:4876
__kernfs_new_node+0xe9/0x8e0 fs/kernfs/dir.c:637
kernfs_new_node+0x102/0x210 fs/kernfs/dir.c:718
__kernfs_create_file+0x4b/0x2e0 fs/kernfs/file.c:1057
sysfs_add_file_mode_ns+0x238/0x300 fs/sysfs/file.c:313
sysfs_create_file_ns+0x12b/0x1b0 fs/sysfs/file.c:374
device_add+0x440/0xb70 drivers/base/core.c:3636
usb_new_device+0xa08/0x16f0 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+0x2a1c/0x4f30 drivers/usb/core/hub.c:5953
process_one_work kernel/workqueue.c:3275 [inline]
process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
Memory state around the buggy address:
ffff88807d4fd700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88807d4fd780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88807d4fd800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88807d4fd880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88807d4fd900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: 8b 3d 24 42 55 0c mov 0xc554224(%rip),%edi # 0xc55422a
6: 48 89 de mov %rbx,%rsi
9: 5b pop %rbx
a: e9 53 89 5e 00 jmp 0x5e8962
f: cc int3
10: cc int3
11: cc int3
12: 90 nop
13: 90 nop
14: 90 nop
15: 90 nop
16: 90 nop
17: 90 nop
18: 90 nop
19: 90 nop
1a: 90 nop
1b: 90 nop
1c: 90 nop
1d: 90 nop
1e: 90 nop
1f: 90 nop
20: 90 nop
21: 90 nop
22: f3 0f 1e fa endbr64
26: 48 8b 04 24 mov (%rsp),%rax
* 2a: 65 48 8b 0d 48 32 56 mov %gs:0x11563248(%rip),%rcx # 0x1156327a <-- trapping instruction
31: 11
32: 65 8b 15 69 32 56 11 mov %gs:0x11563269(%rip),%edx # 0x115632a2
39: 81 e2 00 01 ff 00 and $0xff0100,%edx
3f: 74 .byte 0x74