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+0x23d/0x290 kernel/locking/spinlock_debug.c:115
Read of size 4 at addr ffff888026c7185c by task syz-executor/7782
CPU: 0 UID: 0 PID: 7782 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
print_address_description mm/kasan/report.c:378 [inline]
print_report+0xca/0x240 mm/kasan/report.c:482
kasan_report+0x118/0x150 mm/kasan/report.c:595
debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline]
do_raw_spin_lock+0x23d/0x290 kernel/locking/spinlock_debug.c:115
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:111 [inline]
_raw_spin_lock_irqsave+0xb3/0xf0 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:1664
dummy_timer+0x85f/0x44c0 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1777 [inline]
__hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1841
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858
handle_softirqs+0x286/0x870 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:cred_label security/apparmor/include/cred.h:24 [inline]
RIP: 0010:aa_cred_raw_label security/apparmor/include/cred.h:49 [inline]
RIP: 0010:aa_current_raw_label security/apparmor/include/cred.h:96 [inline]
RIP: 0010:begin_current_label_crit_section security/apparmor/include/cred.h:185 [inline]
RIP: 0010:aa_sk_perm+0xfa/0x950 security/apparmor/net.c:315
Code: 44 24 10 42 80 3c 20 00 74 08 48 89 df e8 fe 4d dd fd 48 89 5c 24 28 48 8b 1b 48 83 eb 80 48 89 d8 48 c1 e8 03 42 80 3c 20 00 <74> 08 48 89 df e8 dc 4d dd fd 4c 8b 33 48 c7 c0 90 0a a8 8d 48 c1
RSP: 0018:ffffc90003747c60 EFLAGS: 00000246
RAX: 1ffff110057874b0 RBX: ffff88802bc3a580 RCX: ffff88801f731e40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003747d40 R08: 0000000000000040 R09: 0000000000000000
R10: ffffffff8b50e100 R11: ffffed10065222d1 R12: dffffc0000000000
R13: 0000000000000000 R14: ffff88805d3f9700 R15: 1ffff920006e8f94
security_socket_getsockopt+0x99/0x2c0 security/security.c:4817
do_sock_getsockopt+0xb8/0x450 net/socket.c:2404
__sys_getsockopt net/socket.c:2450 [inline]
__do_sys_getsockopt net/socket.c:2457 [inline]
__se_sys_getsockopt net/socket.c:2454 [inline]
__x64_sys_getsockopt+0x1a5/0x250 net/socket.c:2454
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f068f190d0a
Code: ff c3 66 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7
RSP: 002b:00007fffef042428 EFLAGS: 00000242 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 00007fffef042450 RCX: 00007f068f190d0a
RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007fffef04244c R09: 0079746972756365
R10: 00007fffef042450 R11: 0000000000000242 R12: 00007f068f3b3a20
R13: 00007fffef04244c R14: 0000000000000000 R15: 00007f068f3b4e60
Allocated by task 11928:
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
poison_kmalloc_redzone mm/kasan/common.c:397 [inline]
__kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:414
kasan_kmalloc include/linux/kasan.h:262 [inline]
__kmalloc_cache_noprof+0x3e2/0x700 mm/slub.c:5755
kmalloc_noprof include/linux/slab.h:957 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
xpad_probe+0x428/0x1fc0 drivers/input/joystick/xpad.c:2075
usb_probe_interface+0x668/0xc30 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x26d/0x9e0 drivers/base/dd.c:659
__driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:801
driver_probe_device+0x4f/0x430 drivers/base/dd.c:831
__device_attach_driver+0x2ce/0x530 drivers/base/dd.c:959
bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462
__device_attach+0x2b8/0x400 drivers/base/dd.c:1031
bus_probe_device+0x185/0x260 drivers/base/bus.c:537
device_add+0x7b6/0xb50 drivers/base/core.c:3689
usb_set_configuration+0x1a87/0x20e0 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
usb_probe_device+0x1c4/0x390 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x26d/0x9e0 drivers/base/dd.c:659
__driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:801
driver_probe_device+0x4f/0x430 drivers/base/dd.c:831
__device_attach_driver+0x2ce/0x530 drivers/base/dd.c:959
bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462
__device_attach+0x2b8/0x400 drivers/base/dd.c:1031
bus_probe_device+0x185/0x260 drivers/base/bus.c:537
device_add+0x7b6/0xb50 drivers/base/core.c:3689
usb_new_device+0xa39/0x16f0 drivers/usb/core/hub.c:2689
hub_port_connect drivers/usb/core/hub.c:5561 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5701 [inline]
port_event drivers/usb/core/hub.c:5865 [inline]
hub_event+0x2958/0x4a20 drivers/usb/core/hub.c:5947
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Freed by task 5932:
kasan_save_stack mm/kasan/common.c:56 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584
poison_slab_object mm/kasan/common.c:252 [inline]
__kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284
kasan_slab_free include/linux/kasan.h:234 [inline]
slab_free_hook mm/slub.c:2530 [inline]
slab_free mm/slub.c:6619 [inline]
kfree+0x19a/0x6d0 mm/slub.c:6826
xpad_disconnect+0x350/0x480 drivers/input/joystick/xpad.c:2259
usb_unbind_interface+0x26e/0x910 drivers/usb/core/driver.c:458
device_remove drivers/base/dd.c:571 [inline]
__device_release_driver drivers/base/dd.c:1274 [inline]
device_release_driver_internal+0x4d9/0x800 drivers/base/dd.c:1297
bus_remove_device+0x34d/0x410 drivers/base/bus.c:579
device_del+0x511/0x8e0 drivers/base/core.c:3878
usb_disable_device+0x3e9/0x8a0 drivers/usb/core/message.c:1418
usb_disconnect+0x330/0x950 drivers/usb/core/hub.c:2339
hub_port_connect drivers/usb/core/hub.c:5401 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5701 [inline]
port_event drivers/usb/core/hub.c:5865 [inline]
hub_event+0x1cf5/0x4a20 drivers/usb/core/hub.c:5947
process_one_work kernel/workqueue.c:3263 [inline]
process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
kthread+0x711/0x8a0 kernel/kthread.c:463
ret_from_fork+0x4bc/0x870 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 ffff888026c71800
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 92 bytes inside of
freed 1024-byte region [ffff888026c71800, ffff888026c71c00)
The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x26c70
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 ffff88813fe26dc0 ffffea0001d64200 dead000000000002
raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88813fe26dc0 ffffea0001d64200 dead000000000002
head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 00fff00000000003 ffffea00009b1c01 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 0x252800(GFP_NOWAIT|__GFP_NORETRY|__GFP_COMP|__GFP_THISNODE), pid 67, tgid 67 (kworker/u8:4), ts 8872971790, free_ts 0
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1851
prep_new_page mm/page_alloc.c:1859 [inline]
get_page_from_freelist+0x2365/0x2440 mm/page_alloc.c:3920
__alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5214
alloc_slab_page mm/slub.c:3048 [inline]
allocate_slab+0x71/0x3a0 mm/slub.c:3219
new_slab mm/slub.c:3273 [inline]
___slab_alloc+0xe94/0x18a0 mm/slub.c:4643
__slab_alloc+0x65/0x100 mm/slub.c:4762
__slab_alloc_node mm/slub.c:4838 [inline]
slab_alloc_node mm/slub.c:5260 [inline]
__kmalloc_cache_node_noprof+0x4b7/0x6f0 mm/slub.c:5763
kmalloc_node_noprof include/linux/slab.h:983 [inline]
blk_mq_alloc_hctx block/blk-mq.c:4006 [inline]
blk_mq_alloc_and_init_hctx+0x17e/0xda0 block/blk-mq.c:4503
__blk_mq_realloc_hw_ctxs+0x169/0x400 block/blk-mq.c:4534
blk_mq_realloc_hw_ctxs block/blk-mq.c:4561 [inline]
blk_mq_init_allocated_queue+0x400/0x1490 block/blk-mq.c:4593
blk_mq_alloc_queue+0x191/0x280 block/blk-mq.c:4403
scsi_alloc_sdev+0x767/0xb40 drivers/scsi/scsi_scan.c:339
scsi_probe_and_add_lun+0x1c5/0x4580 drivers/scsi/scsi_scan.c:1211
__scsi_scan_target+0x1dd/0xd10 drivers/scsi/scsi_scan.c:1776
scsi_scan_channel drivers/scsi/scsi_scan.c:1864 [inline]
scsi_scan_host_selected+0x372/0x690 drivers/scsi/scsi_scan.c:1893
do_scsi_scan_host drivers/scsi/scsi_scan.c:2032 [inline]
do_scan_async+0x124/0x760 drivers/scsi/scsi_scan.c:2042
page_owner free stack trace missing
Memory state around the buggy address:
ffff888026c71700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff888026c71780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff888026c71800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff888026c71880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff888026c71900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: 44 24 10 rex.R and $0x10,%al
3: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1)
8: 74 08 je 0x12
a: 48 89 df mov %rbx,%rdi
d: e8 fe 4d dd fd call 0xfddd4e10
12: 48 89 5c 24 28 mov %rbx,0x28(%rsp)
17: 48 8b 1b mov (%rbx),%rbx
1a: 48 83 eb 80 sub $0xffffffffffffff80,%rbx
1e: 48 89 d8 mov %rbx,%rax
21: 48 c1 e8 03 shr $0x3,%rax
25: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1)
* 2a: 74 08 je 0x34 <-- trapping instruction
2c: 48 89 df mov %rbx,%rdi
2f: e8 dc 4d dd fd call 0xfddd4e10
34: 4c 8b 33 mov (%rbx),%r14
37: 48 c7 c0 90 0a a8 8d mov $0xffffffff8da80a90,%rax
3e: 48 rex.W
3f: c1 .byte 0xc1