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 ffff888119bf705c by task udevd/2864
CPU: 0 UID: 0 PID: 2864 Comm: udevd Not tainted syzkaller #0 PREEMPT(lazy)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
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+0x13d/0x4b0 mm/kasan/report.c:482
kasan_report+0xdf/0x1d0 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:133 [inline]
_raw_spin_lock_irqsave+0x42/0x60 kernel/locking/spinlock.c:166
__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:155 [inline]
usb_anchor_resume_wakeups+0xc7/0xf0 drivers/usb/core/urb.c:149
__usb_hcd_giveback_urb+0x3d6/0x610 drivers/usb/core/hcd.c:1662
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1743
dummy_timer+0xda1/0x36c0 drivers/usb/gadget/udc/dummy_hcd.c:2005
__run_hrtimer kernel/time/hrtimer.c:1930 [inline]
__hrtimer_run_queues+0x470/0xa00 kernel/time/hrtimer.c:1994
hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2011
handle_softirqs+0x1dd/0x9e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x160/0x210 kernel/softirq.c:735
irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1061 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 arch/x86/kernel/apic/apic.c:1061
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:bytes_is_nonzero mm/kasan/generic.c:98 [inline]
RIP: 0010:memory_is_nonzero mm/kasan/generic.c:115 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:140 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/generic.c:172 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:191 [inline]
RIP: 0010:kasan_check_range+0x180/0x1e0 mm/kasan/generic.c:200
Code: ff ff ff 48 85 d2 74 98 48 01 ea eb 1a 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 83 c0 01 48 39 d0 0f 84 79 ff ff ff 80 38 00 <74> ee e9 57 ff ff ff b8 01 00 00 00 e9 ff c7 57 05 48 29 c3 48 89
RSP: 0018:ffffc900016a7db0 EFLAGS: 00000246
RAX: ffffed1022c4bf08 RBX: ffffed1022c4bf09 RCX: ffffffff822935ad
RDX: ffffed1022c4bf09 RSI: 0000000000000004 RDI: ffff88811625f840
RBP: ffffed1022c4bf08 R08: 0000000000000000 R09: ffffed1022c4bf08
R10: ffff88811625f843 R11: 0000000000000000 R12: 0000000000000040
R13: 000000000000002f R14: 0000000000000001 R15: ffffc900016a7e30
instrument_atomic_read include/linux/instrumented.h:82 [inline]
atomic_read_acquire include/linux/atomic/atomic-instrumented.h:49 [inline]
__fget_light fs/file.c:1196 [inline]
fdget+0x4d/0x210 fs/file.c:1210
class_fd_constructor include/linux/file.h:83 [inline]
__sys_recvmsg+0xcd/0x220 net/socket.c:2985
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0x7f0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc34fada407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffddbce6ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
RAX: ffffffffffffffda RBX: 00007fc34f9ec880 RCX: 00007fc34fada407
RDX: 0000000000000040 RSI: 00007ffddbce6e00 RDI: 0000000000000009
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 000055a4116da100 R14: 0000000000000000 R15: 0000000000000000
Allocated by task 11:
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:950 [inline]
kzalloc_noprof include/linux/slab.h:1188 [inline]
xpad_probe+0x28e/0x1f60 drivers/input/joystick/xpad.c:2052
usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:631 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:709
__driver_probe_device+0x22e/0x480 drivers/base/dd.c:871
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:901
__device_attach_driver+0x1df/0x340 drivers/base/dd.c:1029
bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500
__device_attach+0x1e4/0x4d0 drivers/base/dd.c:1101
device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1156
bus_probe_device+0x64/0x160 drivers/base/bus.c:613
device_add+0x1210/0x1950 drivers/base/core.c:3706
usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268
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:631 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:709
__driver_probe_device+0x22e/0x480 drivers/base/dd.c:871
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:901
__device_attach_driver+0x1df/0x340 drivers/base/dd.c:1029
bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500
__device_attach+0x1e4/0x4d0 drivers/base/dd.c:1101
device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1156
bus_probe_device+0x64/0x160 drivers/base/bus.c:613
device_add+0x1210/0x1950 drivers/base/core.c:3706
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+0xa0e/0x1980 kernel/workqueue.c:3302
process_scheduled_works kernel/workqueue.c:3385 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x69a/0xc80 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Freed by task 5252:
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:2689 [inline]
slab_free mm/slub.c:6250 [inline]
kfree+0x204/0x650 mm/slub.c:6565
xpad_disconnect+0x1cf/0x530 drivers/input/joystick/xpad.c:2236
usb_unbind_interface+0x1dd/0x9e0 drivers/usb/core/driver.c:458
device_remove drivers/base/dd.c:621 [inline]
device_remove+0x12a/0x180 drivers/base/dd.c:613
__device_release_driver drivers/base/dd.c:1352 [inline]
device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1375
bus_remove_device+0x2bc/0x560 drivers/base/bus.c:657
device_del+0x376/0x9b0 drivers/base/core.c:3895
usb_disable_device+0x367/0x810 drivers/usb/core/message.c:1478
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+0xa0e/0x1980 kernel/workqueue.c:3302
process_scheduled_works kernel/workqueue.c:3385 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x69a/0xc80 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 ffff888119bf7000
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 92 bytes inside of
freed 1024-byte region [ffff888119bf7000, ffff888119bf7400)
The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888119bf2000 pfn:0x119bf0
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0x200000000000240(workingset|head|node=0|zone=2)
page_type: f5(slab)
raw: 0200000000000240 ffff888100041dc0 ffffea000468e010 ffffea00046e5810
raw: ffff888119bf2000 000000080010000e 00000000f5000000 0000000000000000
head: 0200000000000240 ffff888100041dc0 ffffea000468e010 ffffea00046e5810
head: ffff888119bf2000 000000080010000e 00000000f5000000 0000000000000000
head: 0200000000000003 fffffffffffffe01 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 3725, tgid 3725 (kworker/u8:5), ts 66631102194, free_ts 66503959699
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x153/0x170 mm/page_alloc.c:1858
prep_new_page mm/page_alloc.c:1866 [inline]
get_page_from_freelist+0xf34/0x3a90 mm/page_alloc.c:3946
__alloc_frozen_pages_noprof+0x273/0x28a0 mm/page_alloc.c:5226
alloc_slab_page mm/slub.c:3278 [inline]
allocate_slab mm/slub.c:3467 [inline]
new_slab+0xa6/0x6b0 mm/slub.c:3525
refill_objects+0x277/0x420 mm/slub.c:7255
refill_sheaf mm/slub.c:2816 [inline]
__pcs_replace_empty_main+0x375/0x650 mm/slub.c:4651
alloc_from_pcs mm/slub.c:4749 [inline]
slab_alloc_node mm/slub.c:4883 [inline]
__do_kmalloc_node mm/slub.c:5294 [inline]
__kmalloc_noprof+0x645/0x810 mm/slub.c:5307
kmalloc_noprof include/linux/slab.h:954 [inline]
load_elf_phdrs+0x102/0x210 fs/binfmt_elf.c:540
load_elf_binary+0x1561/0x50d0 fs/binfmt_elf.c:969
search_binary_handler fs/exec.c:1664 [inline]
exec_binprm fs/exec.c:1696 [inline]
bprm_execve fs/exec.c:1748 [inline]
bprm_execve+0x8ef/0x16c0 fs/exec.c:1724
kernel_execve+0x31e/0x3a0 fs/exec.c:1892
call_usermodehelper_exec_async+0x239/0x4b0 kernel/umh.c:109
ret_from_fork+0x69a/0xc80 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
page last free pid 3719 tgid 3719 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
__free_pages_prepare mm/page_alloc.c:1402 [inline]
__free_frozen_pages+0x692/0xf10 mm/page_alloc.c:2943
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x47/0xf0 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:4569 [inline]
slab_alloc_node mm/slub.c:4898 [inline]
kmem_cache_alloc_noprof+0x2e7/0x6a0 mm/slub.c:4905
mt_alloc_one lib/maple_tree.c:139 [inline]
mas_alloc_nodes lib/maple_tree.c:1089 [inline]
mas_preallocate+0x1105/0x14a0 lib/maple_tree.c:4961
vma_iter_prealloc mm/vma.h:577 [inline]
commit_merge+0x3e3/0xae0 mm/vma.c:754
vma_expand+0x4a1/0xc70 mm/vma.c:1219
relocate_vma_down+0x267/0x4e0 mm/vma_exec.c:59
setup_arg_pages+0x6f8/0xd30 fs/exec.c:690
load_elf_binary+0xafd/0x50d0 fs/binfmt_elf.c:1028
search_binary_handler fs/exec.c:1664 [inline]
exec_binprm fs/exec.c:1696 [inline]
bprm_execve fs/exec.c:1748 [inline]
bprm_execve+0x8ef/0x16c0 fs/exec.c:1724
kernel_execve+0x31e/0x3a0 fs/exec.c:1892
call_usermodehelper_exec_async+0x239/0x4b0 kernel/umh.c:109
ret_from_fork+0x69a/0xc80 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Memory state around the buggy address:
ffff888119bf6f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff888119bf6f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff888119bf7000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff888119bf7080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff888119bf7100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess), 2 bytes skipped:
0: ff 48 85 decl -0x7b(%rax)
3: d2 74 98 48 shlb %cl,0x48(%rax,%rbx,4)
7: 01 ea add %ebp,%edx
9: eb 1a jmp 0x25
b: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1)
12: 00 00 00 00
16: 66 90 xchg %ax,%ax
18: 48 83 c0 01 add $0x1,%rax
1c: 48 39 d0 cmp %rdx,%rax
1f: 0f 84 79 ff ff ff je 0xffffff9e
25: 80 38 00 cmpb $0x0,(%rax)
* 28: 74 ee je 0x18 <-- trapping instruction
2a: e9 57 ff ff ff jmp 0xffffff86
2f: b8 01 00 00 00 mov $0x1,%eax
34: e9 ff c7 57 05 jmp 0x557c838
39: 48 29 c3 sub %rax,%rbx
3c: 48 rex.W
3d: 89 .byte 0x89