usb 2-1: RX USB error -71.
usb 2-1: RX USB error -2.
usb 2-1: error -1 when submitting rx urb
==================================================================
BUG: KASAN: use-after-free in ar5523_cmd_tx_cb+0x220/0x240 drivers/net/wireless/ath/ar5523/ar5523.c:228
Read of size 8 at addr ffff88807a6a3450 by task syz-executor.4/3654
CPU: 0 PID: 3654 Comm: syz-executor.4 Not tainted 6.0.0-syzkaller-05118-g833477fce7a1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
print_address_description mm/kasan/report.c:317 [inline]
print_report.cold+0x2ba/0x719 mm/kasan/report.c:433
kasan_report+0xb1/0x1e0 mm/kasan/report.c:495
ar5523_cmd_tx_cb+0x220/0x240 drivers/net/wireless/ath/ar5523/ar5523.c:228
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1671
usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754
dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1a0/0x6b0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x674/0xa80 kernel/time/timer.c:1790
__run_timers kernel/time/timer.c:1768 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803
__do_softirq+0x1d0/0x9c8 kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:unwind_next_frame+0xfb5/0x1cc0 arch/x86/kernel/unwind_orc.c:629
Code: 74 08 3c 03 0f 8e fe 09 00 00 41 3b 5d 00 0f 84 9d 04 00 00 bf 01 00 00 00 e8 c7 bc 1c 00 b8 01 00 00 00 65 8b 15 7b 73 cd 7e <85> d2 0f 85 7f f0 ff ff e8 f8 78 cb ff e9 75 f0 ff ff ba 28 00 00
RSP: 0018:ffffc90003e2f350 EFLAGS: 00000297
RAX: 0000000000000001 RBX: ffffc90003e2f4e8 RCX: 0000000000000000
RDX: 0000000080000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffc90003e28000 R08: ffffffff8e637048 R09: ffffc90003e2f3f4
R10: fffff520007c5e83 R11: ffffc90003e2f4e0 R12: ffffc90003e2f3f5
R13: ffffc90003e2f3c0 R14: ffffc90003e2f4e8 R15: ffffffff8e63704c
arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:437 [inline]
__kasan_slab_alloc+0x90/0xc0 mm/kasan/common.c:470
kasan_slab_alloc include/linux/kasan.h:224 [inline]
slab_post_alloc_hook mm/slab.h:727 [inline]
slab_alloc_node mm/slub.c:3248 [inline]
slab_alloc mm/slub.c:3256 [inline]
__kmem_cache_alloc_lru mm/slub.c:3263 [inline]
kmem_cache_alloc+0x267/0x3b0 mm/slub.c:3273
vm_area_dup+0x88/0x3f0 kernel/fork.c:467
dup_mmap kernel/fork.c:641 [inline]
dup_mm+0x5ea/0x13a0 kernel/fork.c:1525
copy_mm kernel/fork.c:1577 [inline]
copy_process+0x3ca6/0x7090 kernel/fork.c:2254
kernel_clone+0xe7/0xab0 kernel/fork.c:2671
__do_compat_sys_ia32_clone+0x9e/0xd0 arch/x86/kernel/sys_ia32.c:254
do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
__do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178
do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:203
entry_SYSENTER_compat_after_hwframe+0x70/0x82
RIP: 0023:0xf7f5d549
Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
RSP: 002b:00000000f74afd30 EFLAGS: 00000206 ORIG_RAX: 0000000000000078
RAX: ffffffffffffffda RBX: 0000000001200011 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000005710b3e8
RBP: 00000000f6f4a000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
The buggy address belongs to the physical page:
page:ffffea0001e9a8c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7a6a3
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 0000000000000000 ffffffff00000101 0000000000000000
raw: 0000000000000000 00000000000c0000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 2, migratetype Unmovable, gfp_mask 0x140dc0(GFP_USER|__GFP_COMP|__GFP_ZERO), pid 3680, tgid 3680 (kworker/0:4), ts 1473846298194, free_ts 1475957349654
prep_new_page mm/page_alloc.c:2532 [inline]
get_page_from_freelist+0x109b/0x2ce0 mm/page_alloc.c:4283
__alloc_pages+0x1c7/0x510 mm/page_alloc.c:5549
alloc_pages+0x1a6/0x270 mm/mempolicy.c:2270
kmalloc_order+0x34/0xf0 mm/slab_common.c:933
kmalloc_order_trace+0x13/0x120 mm/slab_common.c:949
kmalloc include/linux/slab.h:605 [inline]
kzalloc include/linux/slab.h:733 [inline]
wiphy_new_nm+0x6fc/0x2090 net/wireless/core.c:440
ieee80211_alloc_hw_nm+0x44b/0x2490 net/mac80211/main.c:668
ieee80211_alloc_hw include/net/mac80211.h:4562 [inline]
ar5523_probe+0x11a/0x1d10 drivers/net/wireless/ath/ar5523/ar5523.c:1595
usb_probe_interface+0x30b/0x7f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:560 [inline]
really_probe+0x249/0xb90 drivers/base/dd.c:639
__driver_probe_device+0x1df/0x4d0 drivers/base/dd.c:778
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:808
__device_attach_driver+0x1d0/0x2e0 drivers/base/dd.c:936
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x1e4/0x530 drivers/base/dd.c:1008
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1449 [inline]
free_pcp_prepare+0x5e4/0xd20 mm/page_alloc.c:1499
free_unref_page_prepare mm/page_alloc.c:3380 [inline]
free_unref_page+0x19/0x4d0 mm/page_alloc.c:3476
device_release+0x9f/0x240 drivers/base/core.c:2330
kobject_cleanup lib/kobject.c:673 [inline]
kobject_release lib/kobject.c:704 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x1be/0x4c0 lib/kobject.c:721
put_device+0x1b/0x30 drivers/base/core.c:3624
ar5523_probe+0xe38/0x1d10 drivers/net/wireless/ath/ar5523/ar5523.c:1719
usb_probe_interface+0x30b/0x7f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:560 [inline]
really_probe+0x249/0xb90 drivers/base/dd.c:639
__driver_probe_device+0x1df/0x4d0 drivers/base/dd.c:778
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:808
__device_attach_driver+0x1d0/0x2e0 drivers/base/dd.c:936
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x1e4/0x530 drivers/base/dd.c:1008
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xbd5/0x1e90 drivers/base/core.c:3517
usb_set_configuration+0x1019/0x1900 drivers/usb/core/message.c:2170
Memory state around the buggy address:
ffff88807a6a3300: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff88807a6a3380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff88807a6a3400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
^
ffff88807a6a3480: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff88807a6a3500: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 3c 03 cmp $0x3,%al
4: 0f 8e fe 09 00 00 jle 0xa08
a: 41 3b 5d 00 cmp 0x0(%r13),%ebx
e: 0f 84 9d 04 00 00 je 0x4b1
14: bf 01 00 00 00 mov $0x1,%edi
19: e8 c7 bc 1c 00 callq 0x1cbce5
1e: b8 01 00 00 00 mov $0x1,%eax
23: 65 8b 15 7b 73 cd 7e mov %gs:0x7ecd737b(%rip),%edx # 0x7ecd73a5
* 2a: 85 d2 test %edx,%edx <-- trapping instruction
2c: 0f 85 7f f0 ff ff jne 0xfffff0b1
32: e8 f8 78 cb ff callq 0xffcb792f
37: e9 75 f0 ff ff jmpq 0xfffff0b1
3c: ba .byte 0xba
3d: 28 00 sub %al,(%rax)