usb 2-1: received invalid command response:got 60, instead of 0
usb 2-1: restart device (9)
usb 2-1: received invalid command response:got 60, instead of 4
==================================================================
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 ffffc90001de7a30 by task kworker/0:0/9
CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(lazy)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Workqueue: usb_hub_wq hub_event
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/0x1c0 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:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xda1/0x36c0 drivers/usb/gadget/udc/dummy_hcd.c:2005
__run_hrtimer kernel/time/hrtimer.c:2032 [inline]
__hrtimer_run_queues+0x462/0x9c0 kernel/time/hrtimer.c:2096
hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2113
handle_softirqs+0x1dd/0x990 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:1062 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__read_once_word_nocheck+0x3/0x10 include/asm-generic/rwonce.h:68
Code: ff ff 48 c7 c7 58 b2 86 87 e8 59 e2 ac 00 e9 1e fa ff ff 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 07 cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000009f110 EFLAGS: 00000202
RAX: ffffffff821c2ad0 RBX: 0000000000000001 RCX: ffffffff8b5b6982
RDX: ffffc9000009f201 RSI: ffffc9000009f2b0 RDI: ffffc9000009f2b0
RBP: ffffc9000009f1d0 R08: ffffffff8b5b6986 R09: 0000000000000000
R10: ffffc9000009f188 R11: 0000000000009e87 R12: ffffc9000009f1d8
R13: ffffc9000009f188 R14: ffffc9000009f2b8 R15: ffffc9000009f1bc
deref_stack_reg arch/x86/kernel/unwind_orc.c:422 [inline]
unwind_next_frame+0xd07/0x2090 arch/x86/kernel/unwind_orc.c:614
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
kasan_kmalloc include/linux/kasan.h:263 [inline]
__do_kmalloc_node mm/slub.c:5362 [inline]
__kmalloc_noprof+0x309/0x7c0 mm/slub.c:5387
_kmalloc_noprof include/linux/slab.h:973 [inline]
_kzalloc_noprof include/linux/slab.h:1290 [inline]
rh_call_control drivers/usb/core/hcd.c:486 [inline]
rh_urb_enqueue drivers/usb/core/hcd.c:817 [inline]
usb_hcd_submit_urb+0x5e8/0x2150 drivers/usb/core/hcd.c:1538
usb_submit_urb+0x827/0x19b0 drivers/usb/core/urb.c:586
usb_start_wait_urb+0x10e/0x580 drivers/usb/core/message.c:62
usb_internal_control_msg drivers/usb/core/message.c:117 [inline]
usb_control_msg+0x328/0x4b0 drivers/usb/core/message.c:167
get_port_status drivers/usb/core/hub.c:607 [inline]
hub_ext_port_status+0x152/0x600 drivers/usb/core/hub.c:624
usb_hub_port_status drivers/usb/core/hub.c:674 [inline]
hub_port_debounce+0x1a3/0x3f0 drivers/usb/core/hub.c:4705
hub_port_debounce_be_stable drivers/usb/core/hub.h:184 [inline]
hub_port_connect drivers/usb/core/hub.c:5419 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
port_event drivers/usb/core/hub.c:5871 [inline]
hub_event+0x375e/0x4af0 drivers/usb/core/hub.c:5953
process_one_work+0xa23/0x1940 kernel/workqueue.c:3322
process_scheduled_works kernel/workqueue.c:3405 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486
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 a 8-page vmalloc region starting at 0xffffc90001de0000 allocated at kernel_clone+0x176/0x9d0 kernel/fork.c:2746
The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x133427
flags: 0x200000000000000(node=0|zone=2)
raw: 0200000000000000 0000000000000000 ffffea0004cd09c8 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 2, tgid 2 (kthreadd), ts 62087259954, free_ts 58458192466
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1859
prep_new_page mm/page_alloc.c:1867 [inline]
get_page_from_freelist+0xf25/0x3400 mm/page_alloc.c:3946
__alloc_frozen_pages_noprof+0x28f/0x2b90 mm/page_alloc.c:5304
__alloc_pages_noprof+0xb/0x110 mm/page_alloc.c:5338
__alloc_pages_node_noprof include/linux/gfp.h:291 [inline]
alloc_pages_node_noprof include/linux/gfp.h:318 [inline]
vm_area_alloc_pages mm/vmalloc.c:3669 [inline]
__vmalloc_area_node mm/vmalloc.c:3892 [inline]
__vmalloc_node_range_noprof+0xe0c/0x1630 mm/vmalloc.c:4082
__vmalloc_node_noprof+0xad/0xf0 mm/vmalloc.c:4143
alloc_thread_stack_node kernel/fork.c:359 [inline]
dup_task_struct kernel/fork.c:929 [inline]
copy_process+0x7fb/0x7d90 kernel/fork.c:2110
kernel_clone+0x176/0x9d0 kernel/fork.c:2746
kernel_thread+0xdb/0x120 kernel/fork.c:2807
create_kthread kernel/kthread.c:459 [inline]
kthreadd+0x498/0x7a0 kernel/kthread.c:817
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 2962 tgid 2962 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
__free_pages_prepare mm/page_alloc.c:1406 [inline]
free_pages_prepare+0x558/0xcb0 mm/page_alloc.c:1451
__free_contig_range_common.constprop.0+0x12c/0x230 mm/page_alloc.c:6895
__free_contig_range mm/page_alloc.c:6940 [inline]
free_pages_bulk+0x126/0x1f0 mm/page_alloc.c:5257
vm_area_free_pages+0xad/0x2b0 mm/vmalloc.c:3439
vfree mm/vmalloc.c:3488 [inline]
vfree+0x107/0x750 mm/vmalloc.c:3462
delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3392
process_one_work+0xa23/0x1940 kernel/workqueue.c:3322
process_scheduled_works kernel/workqueue.c:3405 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486
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
Memory state around the buggy address:
ffffc90001de7900: f1 f1 00 00 00 f3 f3 f3 f3 f3 00 00 00 00 00 00
ffffc90001de7980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffffc90001de7a00: f1 f1 f1 f1 f1 f1 04 f2 04 f3 f3 f3 00 00 00 00
^
ffffc90001de7a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffffc90001de7b00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
----------------
Code disassembly (best guess), 2 bytes skipped:
0: 48 c7 c7 58 b2 86 87 mov $0xffffffff8786b258,%rdi
7: e8 59 e2 ac 00 call 0xace265
c: e9 1e fa ff ff jmp 0xfffffa2f
11: 0f 1f 40 00 nopl 0x0(%rax)
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: 90 nop
23: 90 nop
24: 90 nop
25: 48 8b 07 mov (%rdi),%rax
* 28: c3 ret <-- trapping instruction
29: cc int3
2a: cc int3
2b: cc int3
2c: cc int3
2d: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1)
34: 00
35: 90 nop
36: 90 nop
37: 90 nop
38: 90 nop
39: 90 nop
3a: 90 nop
3b: 90 nop
3c: 90 nop
3d: 90 nop