usb 8-1: received invalid command response:got 60, instead of 4
usb 8-1: restart device (9)
==================================================================
BUG: KASAN: stack-out-of-bounds in carl9170_cmd_callback drivers/net/wireless/ath/carl9170/rx.c:153 [inline]
BUG: KASAN: stack-out-of-bounds in carl9170_handle_command_response+0x21f/0xc50 drivers/net/wireless/ath/carl9170/rx.c:168
Write of size 60 at addr ffffc9000260fa38 by task kworker/0:2/807
CPU: 0 UID: 0 PID: 807 Comm: kworker/0:2 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Workqueue: events request_firmware_work_func
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
check_region_inline mm/kasan/generic.c:186 [inline]
kasan_check_range+0x10f/0x1e0 mm/kasan/generic.c:200
__asan_memcpy+0x3c/0x60 mm/kasan/shadow.c:106
carl9170_cmd_callback drivers/net/wireless/ath/carl9170/rx.c:153 [inline]
carl9170_handle_command_response+0x21f/0xc50 drivers/net/wireless/ath/carl9170/rx.c:168
carl9170_usb_rx_irq_complete+0xfc/0x1b0 drivers/net/wireless/ath/carl9170/usb.c:307
__usb_hcd_giveback_urb+0x38d/0x610 drivers/usb/core/hcd.c:1659
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:lock_release+0x19e/0x310 kernel/locking/lockdep.c:5893
Code: ff 65 0f c1 05 3b b9 68 0b 83 f8 01 0f 85 28 01 00 00 9c 58 f6 c4 02 0f 85 13 01 00 00 41 f7 c6 00 02 00 00 0f 85 c0 00 00 00 <48> 8b 44 24 10 65 48 2b 05 ed 74 68 0b 0f 85 4e 01 00 00 48 83 c4
RSP: 0018:ffffc9000260f390 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff896de8e0 RCX: ffffc9000260f39c
RDX: 0000000000000003 RSI: ffffffff890a7a5f RDI: ffffffff87b08de0
RBP: ffffffff816f5d5e R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000033a7b R12: ffff88810e335940
R13: ffffc9000260f448 R14: 0000000000000202 R15: 0000000000000004
rcu_lock_release include/linux/rcupdate.h:310 [inline]
rcu_read_unlock include/linux/rcupdate.h:869 [inline]
class_rcu_destructor include/linux/rcupdate.h:1181 [inline]
unwind_next_frame+0x3c3/0x2090 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
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]
dummy_urb_enqueue+0xa3/0x880 drivers/usb/gadget/udc/dummy_hcd.c:1277
usb_hcd_submit_urb+0x268/0x2150 drivers/usb/core/hcd.c:1544
usb_submit_urb+0x8aa/0x1910 drivers/usb/core/urb.c:586
carl9170_usb_submit_cmd_urb+0x76/0x100 drivers/net/wireless/ath/carl9170/usb.c:229
__carl9170_exec_cmd+0x31d/0x5d0 drivers/net/wireless/ath/carl9170/usb.c:650
carl9170_exec_cmd+0x222/0x480 drivers/net/wireless/ath/carl9170/usb.c:683
carl9170_echo_test+0x9a/0x120 drivers/net/wireless/ath/carl9170/cmd.c:104
carl9170_usb_load_firmware+0x30e/0x470 drivers/net/wireless/ath/carl9170/usb.c:859
carl9170_usb_init_device.part.0+0x39c/0x4c0 drivers/net/wireless/ath/carl9170/usb.c:959
carl9170_usb_init_device drivers/net/wireless/ath/carl9170/usb.c:947 [inline]
carl9170_usb_firmware_finish drivers/net/wireless/ath/carl9170/usb.c:1006 [inline]
carl9170_usb_firmware_step2+0x193/0x240 drivers/net/wireless/ath/carl9170/usb.c:1035
request_firmware_work_func+0x13c/0x250 drivers/base/firmware_loader/main.c:1152
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 stack of task kworker/0:2/807
and is located at offset 48 in frame:
carl9170_echo_test+0x0/0x120 drivers/net/wireless/ath/carl9170/cmd.c:71
This frame has 2 objects:
[48, 52) 'echores'
[64, 68) 'v'
The buggy address belongs to a vmalloc virtual mapping
The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1097af
flags: 0x200000000000000(node=0|zone=2)
raw: 0200000000000000 ffffea000425ebc8 ffffea000425ebc8 0000000000000000
raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x29c2(GFP_NOWAIT|__GFP_HIGHMEM|__GFP_IO|__GFP_FS|__GFP_ZERO), pid 44, tgid 44 (kworker/u8:3), ts 6735160906, free_ts 0
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_pages_mpol+0xe8/0x410 mm/mempolicy.c:2490
alloc_pages_noprof+0x1a/0x160 mm/mempolicy.c:2581
vm_area_alloc_pages mm/vmalloc.c:3653 [inline]
__vmalloc_area_node mm/vmalloc.c:3878 [inline]
__vmalloc_node_range_noprof+0xf9a/0x1630 mm/vmalloc.c:4064
__vmalloc_node_noprof+0xad/0xf0 mm/vmalloc.c:4124
alloc_thread_stack_node kernel/fork.c:357 [inline]
dup_task_struct kernel/fork.c:926 [inline]
copy_process+0x7fb/0x7c70 kernel/fork.c:2090
kernel_clone+0x12e/0x9c0 kernel/fork.c:2721
user_mode_thread+0xcc/0x110 kernel/fork.c:2797
call_usermodehelper_exec_work kernel/umh.c:171 [inline]
call_usermodehelper_exec_work+0xcb/0x180 kernel/umh.c:157
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
page_owner free stack trace missing
Memory state around the buggy address:
ffffc9000260f900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffffc9000260f980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffffc9000260fa00: 00 f1 f1 f1 f1 f1 f1 04 f2 04 f3 f3 f3 00 00 00
^
ffffc9000260fa80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffffc9000260fb00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
----------------
Code disassembly (best guess):
0: ff 65 0f jmp *0xf(%rbp)
3: c1 05 3b b9 68 0b 83 roll $0x83,0xb68b93b(%rip) # 0xb68b945
a: f8 clc
b: 01 0f add %ecx,(%rdi)
d: 85 28 test %ebp,(%rax)
f: 01 00 add %eax,(%rax)
11: 00 9c 58 f6 c4 02 0f add %bl,0xf02c4f6(%rax,%rbx,2)
18: 85 13 test %edx,(%rbx)
1a: 01 00 add %eax,(%rax)
1c: 00 41 f7 add %al,-0x9(%rcx)
1f: c6 00 02 movb $0x2,(%rax)
22: 00 00 add %al,(%rax)
24: 0f 85 c0 00 00 00 jne 0xea
* 2a: 48 8b 44 24 10 mov 0x10(%rsp),%rax <-- trapping instruction
2f: 65 48 2b 05 ed 74 68 sub %gs:0xb6874ed(%rip),%rax # 0xb687524
36: 0b
37: 0f 85 4e 01 00 00 jne 0x18b
3d: 48 rex.W
3e: 83 .byte 0x83
3f: c4 .byte 0xc4