xpad 5-1:179.65: xpad_irq_in - usb_submit_urb failed with result -19
xpad 5-1:179.65: 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+0x26f/0x2b0 kernel/locking/spinlock_debug.c:115
Read of size 4 at addr ffff88810734385c by task dhcpcd-run-hook/5939
CPU: 0 UID: 0 PID: 5939 Comm: dhcpcd-run-hook Not tainted 6.15.0-rc6-syzkaller-00177-g882826f58b2c #0 PREEMPT(voluntary)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
print_address_description mm/kasan/report.c:408 [inline]
print_report+0xc3/0x670 mm/kasan/report.c:521
kasan_report+0xe0/0x110 mm/kasan/report.c:634
debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline]
do_raw_spin_lock+0x26f/0x2b0 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:105 [inline]
__wake_up+0x1c/0x60 kernel/sched/wait.c:127
__usb_unanchor_urb drivers/usb/core/urb.c:156 [inline]
usb_anchor_resume_wakeups+0xc2/0xe0 drivers/usb/core/urb.c:150
__usb_hcd_giveback_urb+0x3b8/0x6e0 drivers/usb/core/hcd.c:1653
usb_hcd_giveback_urb+0x39b/0x450 drivers/usb/core/hcd.c:1734
dummy_timer+0x180e/0x3a20 drivers/usb/gadget/udc/dummy_hcd.c:1994
__run_hrtimer kernel/time/hrtimer.c:1761 [inline]
__hrtimer_run_queues+0x1ff/0xad0 kernel/time/hrtimer.c:1825
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1842
handle_softirqs+0x205/0x8d0 kernel/softirq.c:579
__do_softirq kernel/softirq.c:613 [inline]
invoke_softirq kernel/softirq.c:453 [inline]
__irq_exit_rcu+0xfa/0x160 kernel/softirq.c:680
irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:unwind_next_frame+0x65a/0x20a0 arch/x86/kernel/unwind_orc.c:517
Code: 14 17 48 89 cf 83 e7 07 40 38 fe 40 0f 9e c7 40 84 f6 40 0f 95 c6 40 84 f7 0f 85 a4 15 00 00 83 e0 07 38 c2 40 0f 9e c6 84 d2 <0f> 95 c0 40 84 c6 0f 85 8d 15 00 00 4c 0f bf 31 4d 01 fe 0f b6 41
RSP: 0018:ffffc90013877518 EFLAGS: 00000246
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8adf6040
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffc900138775d0 R08: ffffffff8adf6044 R09: 0000000000000000
R10: 0000000000000003 R11: 000000000000d800 R12: ffffc900138775d8
R13: ffffc90013877588 R14: 0000000000000005 R15: ffffc900138778d8
arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
__kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:394
kmalloc_noprof include/linux/slab.h:905 [inline]
slab_free_hook mm/slub.c:2332 [inline]
slab_free mm/slub.c:4642 [inline]
kmem_cache_free+0x129/0x470 mm/slub.c:4744
exit_mmap+0x511/0xb90 mm/mmap.c:1309
__mmput kernel/fork.c:1379 [inline]
mmput+0xdb/0x430 kernel/fork.c:1401
exec_mmap fs/exec.c:1009 [inline]
begin_new_exec+0x15a7/0x38b0 fs/exec.c:1264
load_elf_binary+0x83a/0x4ed0 fs/binfmt_elf.c:1001
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve fs/exec.c:1862 [inline]
bprm_execve+0x8c0/0x1600 fs/exec.c:1838
do_execveat_common.isra.0+0x4a5/0x610 fs/exec.c:1968
do_execve fs/exec.c:2042 [inline]
__do_sys_execve fs/exec.c:2118 [inline]
__se_sys_execve fs/exec.c:2113 [inline]
__x64_sys_execve+0x8e/0xb0 fs/exec.c:2113
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f00f0744107
Code: Unable to access opcode bytes at 0x7f00f07440dd.
RSP: 002b:00007ffe4b731b98 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 000055713d3d8e40 RCX: 00007f00f0744107
RDX: 000055713d3d8e68 RSI: 000055713d3d8e40 RDI: 000055713d3d8ef8
RBP: 000055713d3d8ef8 R08: 00007ffe4b735f12 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 000055713d3d8e68
R13: 00007f00f0909e8b R14: 000055713d3d8e68 R15: 0000000000000000
Allocated by task 2498:
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
__kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:394
kmalloc_noprof include/linux/slab.h:905 [inline]
kzalloc_noprof include/linux/slab.h:1039 [inline]
xpad_probe+0x286/0x1f30 drivers/input/joystick/xpad.c:2044
usb_probe_interface+0x300/0x9c0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:657
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:799
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:829
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:957
bus_for_each_drv+0x156/0x1e0 drivers/base/bus.c:462
__device_attach+0x1e4/0x4b0 drivers/base/dd.c:1029
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537
device_add+0x1148/0x1a70 drivers/base/core.c:3692
usb_set_configuration+0x1187/0x1e20 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:250
usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:657
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:799
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:829
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:957
bus_for_each_drv+0x156/0x1e0 drivers/base/bus.c:462
__device_attach+0x1e4/0x4b0 drivers/base/dd.c:1029
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537
device_add+0x1148/0x1a70 drivers/base/core.c:3692
usb_new_device+0xd07/0x1a20 drivers/usb/core/hub.c:2663
hub_port_connect drivers/usb/core/hub.c:5535 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5675 [inline]
port_event drivers/usb/core/hub.c:5835 [inline]
hub_event+0x2f85/0x5030 drivers/usb/core/hub.c:5917
process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3319 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Freed by task 5238:
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576
poison_slab_object mm/kasan/common.c:247 [inline]
__kasan_slab_free+0x37/0x50 mm/kasan/common.c:264
kasan_slab_free include/linux/kasan.h:233 [inline]
slab_free_hook mm/slub.c:2380 [inline]
slab_free mm/slub.c:4642 [inline]
kfree+0x286/0x470 mm/slub.c:4841
xpad_disconnect+0x1cf/0x580 drivers/input/joystick/xpad.c:2225
usb_unbind_interface+0x1da/0x9a0 drivers/usb/core/driver.c:458
device_remove drivers/base/dd.c:569 [inline]
device_remove+0x122/0x170 drivers/base/dd.c:561
__device_release_driver drivers/base/dd.c:1272 [inline]
device_release_driver_internal+0x44b/0x620 drivers/base/dd.c:1295
bus_remove_device+0x22f/0x420 drivers/base/bus.c:579
device_del+0x396/0x9f0 drivers/base/core.c:3881
usb_disable_device+0x355/0x7d0 drivers/usb/core/message.c:1418
usb_disconnect+0x2e1/0x920 drivers/usb/core/hub.c:2316
hub_port_connect drivers/usb/core/hub.c:5375 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5675 [inline]
port_event drivers/usb/core/hub.c:5835 [inline]
hub_event+0x1aa0/0x5030 drivers/usb/core/hub.c:5917
process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3319 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
The buggy address belongs to the object at ffff888107343800
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 92 bytes inside of
freed 1024-byte region [ffff888107343800, ffff888107343c00)
The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x107340
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
anon flags: 0x200000000000040(head|node=0|zone=2)
page_type: f5(slab)
raw: 0200000000000040 ffff888100041dc0 0000000000000000 dead000000000001
raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 0200000000000040 ffff888100041dc0 0000000000000000 dead000000000001
head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 0200000000000003 ffffea00041cd001 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 0x252800(GFP_NOWAIT|__GFP_NORETRY|__GFP_COMP|__GFP_THISNODE), pid 1, tgid 1 (swapper/0), ts 9352669511, free_ts 0
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x181/0x1b0 mm/page_alloc.c:1718
prep_new_page mm/page_alloc.c:1726 [inline]
get_page_from_freelist+0xfec/0x2d90 mm/page_alloc.c:3688
__alloc_frozen_pages_noprof+0x25c/0x2160 mm/page_alloc.c:4970
alloc_slab_page mm/slub.c:2452 [inline]
allocate_slab mm/slub.c:2618 [inline]
new_slab+0x94/0x340 mm/slub.c:2672
___slab_alloc+0xda5/0x1940 mm/slub.c:3858
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3948
__slab_alloc_node mm/slub.c:4023 [inline]
slab_alloc_node mm/slub.c:4184 [inline]
__kmalloc_cache_node_noprof+0x208/0x3c0 mm/slub.c:4366
kmalloc_node_noprof include/linux/slab.h:928 [inline]
blk_mq_alloc_hctx block/blk-mq.c:3945 [inline]
blk_mq_alloc_and_init_hctx+0x639/0x11c0 block/blk-mq.c:4452
__blk_mq_realloc_hw_ctxs+0x495/0x610 block/blk-mq.c:4483
blk_mq_realloc_hw_ctxs+0x583/0x670 block/blk-mq.c:4516
blk_mq_init_allocated_queue+0x3b1/0x1230 block/blk-mq.c:4549
blk_mq_alloc_queue+0x1c2/0x290 block/blk-mq.c:4352
scsi_alloc_sdev+0x88f/0xd80 drivers/scsi/scsi_scan.c:339
scsi_probe_and_add_lun+0x523/0x7b0 drivers/scsi/scsi_scan.c:1210
__scsi_scan_target+0x1e4/0x4e0 drivers/scsi/scsi_scan.c:1775
scsi_scan_channel drivers/scsi/scsi_scan.c:1863 [inline]
scsi_scan_channel+0x149/0x1e0 drivers/scsi/scsi_scan.c:1839
page_owner free stack trace missing
Memory state around the buggy address:
ffff888107343700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff888107343780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff888107343800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff888107343880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff888107343900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: 14 17 adc $0x17,%al
2: 48 89 cf mov %rcx,%rdi
5: 83 e7 07 and $0x7,%edi
8: 40 38 fe cmp %dil,%sil
b: 40 0f 9e c7 setle %dil
f: 40 84 f6 test %sil,%sil
12: 40 0f 95 c6 setne %sil
16: 40 84 f7 test %sil,%dil
19: 0f 85 a4 15 00 00 jne 0x15c3
1f: 83 e0 07 and $0x7,%eax
22: 38 c2 cmp %al,%dl
24: 40 0f 9e c6 setle %sil
28: 84 d2 test %dl,%dl
* 2a: 0f 95 c0 setne %al <-- trapping instruction
2d: 40 84 c6 test %al,%sil
30: 0f 85 8d 15 00 00 jne 0x15c3
36: 4c 0f bf 31 movswq (%rcx),%r14
3a: 4d 01 fe add %r15,%r14
3d: 0f .byte 0xf
3e: b6 41 mov $0x41,%dh