usb 1-1: received invalid command response:got 12, 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 12 at addr ffffc90003a1fa38 by task modprobe/5754
CPU: 0 UID: 0 PID: 5754 Comm: modprobe Not tainted syzkaller #0 PREEMPT(lazy)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
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
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: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:finish_task_switch.isra.0+0x21a/0xa20 kernel/sched/core.c:5245
Code: 08 3c 03 0f 8e 26 06 00 00 c7 83 00 0d 00 00 00 00 00 00 48 8d 7b 48 e8 94 6e ec 05 e8 ef e7 36 00 fb 49 8d bc 24 e8 15 00 00 <48> b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84
RSP: 0018:ffffc90006f5eed8 EFLAGS: 00000202
RAX: 00000000000003ab RBX: ffff8881f5639680 RCX: 0000000000000040
RDX: 0000000000000000 RSI: ffffffff890ca24b RDI: ffff88811a2595e8
RBP: ffffc90006f5ef18 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88811a258000
R13: ffff888117988000 R14: 0000000000000000 R15: ffff8881f563a380
context_switch kernel/sched/core.c:5391 [inline]
__schedule+0x1140/0x47e0 kernel/sched/core.c:7189
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7513
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x1da/0x740 kernel/entry/common.c:164
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:mas_validate_limits lib/maple_tree.c:6870 [inline]
RIP: 0010:mt_validate+0x10fd/0x31e0 lib/maple_tree.c:6947
Code: b6 ad 60 b8 8b 88 89 de 44 89 ef e8 5d 3c 4c fa 41 39 dd 0f 8e 1d fe ff ff e8 5f 42 4c fa 4c 89 f8 48 c1 e8 03 42 80 3c 30 00 <0f> 85 a3 1a 00 00 49 8b 0f 31 ff 48 89 ce 48 89 4c 24 38 e8 1b 3d
RSP: 0018:ffffc90006f5f138 EFLAGS: 00000246
RAX: 1ffff110224905cf RBX: 000000000000000e RCX: ffffffff8766a333
RDX: ffff88811a258000 RSI: ffffffff8766a341 RDI: ffff88811a258000
RBP: 0000000000000001 R08: 0000000000000004 R09: 000000000000000f
R10: 000000000000000e R11: 0000000000000000 R12: ffffffff888bb861
R13: 000000000000000f R14: dffffc0000000000 R15: ffff888112482e78
validate_mm+0xa8/0x4e0 mm/vma.c:652
vms_complete_munmap_vmas+0x83b/0xdd0 mm/vma.c:1364
__mmap_complete mm/vma.c:2617 [inline]
__mmap_region+0xb20/0x2a80 mm/vma.c:2780
mmap_region+0x35d/0x620 mm/vma.c:2857
do_mmap+0xc53/0x12d0 mm/mmap.c:560
vm_mmap_pgoff+0x201/0x390 mm/util.c:581
ksys_mmap_pgoff+0x3cb/0x610 mm/mmap.c:606
__do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline]
__se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline]
__x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82
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: 0033:0x7f47275cd242
Code: 08 00 04 00 00 eb e2 90 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 33 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5e 5b 5d c3 0f 1f 00 c7 05 46 40 01 00 16 00
RSP: 002b:00007ffca2c82bc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f47272ec000 RCX: 00007f47275cd242
RDX: 0000000000000003 RSI: 0000000000002000 RDI: 00007f47272ec000
RBP: 0000000000000812 R08: 0000000000000000 R09: 0000000000004000
R10: 0000000000000812 R11: 0000000000000206 R12: 00007ffca2c82c88
R13: 00007f47275a2050 R14: 00007ffca2c83000 R15: 00000fff9459057c
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:0x11fd77
flags: 0x200000000000000(node=0|zone=2)
raw: 0200000000000000 0000000000000000 ffffea00047f5dc8 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 103644575482, free_ts 80469176303
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1853
prep_new_page mm/page_alloc.c:1861 [inline]
get_page_from_freelist+0x20a5/0x3850 mm/page_alloc.c:3941
__alloc_frozen_pages_noprof+0x273/0x28a0 mm/page_alloc.c:5221
__alloc_pages_noprof+0xb/0x110 mm/page_alloc.c:5255
__alloc_pages_node_noprof include/linux/gfp.h:289 [inline]
alloc_pages_node_noprof include/linux/gfp.h:316 [inline]
vm_area_alloc_pages mm/vmalloc.c:3655 [inline]
__vmalloc_area_node mm/vmalloc.c:3878 [inline]
__vmalloc_node_range_noprof+0xe0c/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+0x176/0x9e0 kernel/fork.c:2722
kernel_thread+0xdb/0x120 kernel/fork.c:2783
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 4251 tgid 4251 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
__free_pages_prepare mm/page_alloc.c:1397 [inline]
__free_frozen_pages+0x6d8/0xf60 mm/page_alloc.c:2938
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:4570 [inline]
slab_alloc_node mm/slub.c:4899 [inline]
kmem_cache_alloc_noprof+0x2e7/0x6a0 mm/slub.c:4906
vm_area_dup+0x25/0x6e0 mm/vma_init.c:123
__split_vma+0x18c/0xd70 mm/vma.c:516
vms_gather_munmap_vmas+0x1d2/0x1670 mm/vma.c:1427
__mmap_setup mm/vma.c:2439 [inline]
__mmap_region+0x4aa/0x2a80 mm/vma.c:2753
mmap_region+0x35d/0x620 mm/vma.c:2857
do_mmap+0xc53/0x12d0 mm/mmap.c:560
vm_mmap_pgoff+0x201/0x390 mm/util.c:581
ksys_mmap_pgoff+0x3cb/0x610 mm/mmap.c:606
__do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline]
__se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline]
__x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82
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
Memory state around the buggy address:
ffffc90003a1f900: f1 f1 f1 00 00 00 f3 f3 f3 f3 f3 00 00 00 00 00
ffffc90003a1f980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffffc90003a1fa00: 00 f1 f1 f1 f1 f1 f1 04 f2 04 f3 f3 f3 00 00 00
^
ffffc90003a1fa80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffffc90003a1fb00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
----------------
Code disassembly (best guess):
0: 08 3c 03 or %bh,(%rbx,%rax,1)
3: 0f 8e 26 06 00 00 jle 0x62f
9: c7 83 00 0d 00 00 00 movl $0x0,0xd00(%rbx)
10: 00 00 00
13: 48 8d 7b 48 lea 0x48(%rbx),%rdi
17: e8 94 6e ec 05 call 0x5ec6eb0
1c: e8 ef e7 36 00 call 0x36e810
21: fb sti
22: 49 8d bc 24 e8 15 00 lea 0x15e8(%r12),%rdi
29: 00
* 2a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction
31: fc ff df
34: 48 89 fa mov %rdi,%rdx
37: 48 c1 ea 03 shr $0x3,%rdx
3b: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax
3f: 84 .byte 0x84