usb 1-1: ath9k_htc: over RX MAX_PKT_NUM
usb 1-1: ath9k_htc: over RX MAX_PKT_NUM
==================================================================
BUG: KASAN: slab-out-of-bounds in ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:642 [inline]
BUG: KASAN: slab-out-of-bounds in ath9k_hif_usb_rx_cb+0xa65/0x1130 drivers/net/wireless/ath/ath9k/hif_usb.c:686
Read of size 4 at addr ffff8880760ec2e8 by task swapper/0/0
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.19.0-rc5-syzkaller-00250-gd9919d43cbf6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
print_address_description+0x65/0x4b0 mm/kasan/report.c:313
print_report+0xf4/0x210 mm/kasan/report.c:429
kasan_report+0xfb/0x130 mm/kasan/report.c:491
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:642 [inline]
ath9k_hif_usb_rx_cb+0xa65/0x1130 drivers/net/wireless/ath/ath9k/hif_usb.c:686
__usb_hcd_giveback_urb+0x369/0x530 drivers/usb/core/hcd.c:1670
dummy_timer+0x86b/0x3110 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0xf5/0x210 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers+0x76a/0x980 kernel/time/timer.c:1790
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1803
__do_softirq+0x382/0x793 kernel/softirq.c:571
__irq_exit_rcu+0xec/0x170 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1106
asm_sysvec_apic_timer_interrupt+0x1b/0x20
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:22 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline]
RIP: 0010:acpi_idle_do_entry drivers/acpi/processor_idle.c:554 [inline]
RIP: 0010:acpi_idle_enter+0x43d/0x7a0 drivers/acpi/processor_idle.c:691
Code: ff e8 47 4b f4 fc 48 83 e3 08 44 8b 7c 24 04 0f 85 10 01 00 00 e8 83 f2 fa fc 66 90 e8 6c 46 f4 fc 0f 00 2d e5 3b 62 06 fb f4 <4c> 89 e3 48 c1 eb 03 42 80 3c 2b 00 74 08 4c 89 e7 e8 9d fa 46 fd
RSP: 0018:ffffffff8c807ba0 EFLAGS: 000002d3
RAX: ffffffff84933774 RBX: 0000000000000000 RCX: ffffffff8c8bb8c0
RDX: 0000000000000000 RSI: ffffffff8a8d22c0 RDI: ffffffff8ae99700
RBP: ffffffff8c807c50 R08: ffffffff84933759 R09: fffffbfff1917719
R10: fffffbfff1917719 R11: 1ffffffff1917718 R12: ffffffff8c807be0
R13: dffffc0000000000 R14: ffff888012b74800 R15: 0000000000000001
cpuidle_enter_state+0x517/0xed0 drivers/cpuidle/cpuidle.c:237
cpuidle_enter+0x59/0x90 drivers/cpuidle/cpuidle.c:351
call_cpuidle kernel/sched/idle.c:155 [inline]
cpuidle_idle_call kernel/sched/idle.c:236 [inline]
do_idle+0x3d2/0x640 kernel/sched/idle.c:303
cpu_startup_entry+0x15/0x20 kernel/sched/idle.c:400
rest_init+0x24f/0x270 init/main.c:726
arch_call_rest_init+0xa/0xa init/main.c:882
start_kernel+0x4ac/0x55b init/main.c:1137
secondary_startup_64_no_verify+0xcf/0xdb
Allocated by task 0:
(stack is not available)
The buggy address belongs to the object at ffff8880760ec000
which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 744 bytes inside of
1024-byte region [ffff8880760ec000, ffff8880760ec400)
The buggy address belongs to the physical page:
page:ffffea0001d83a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x760e8
head:ffffea0001d83a00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011c41dc0
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 2965, tgid 2965 (klogd), ts 48430968203, free_ts 48424676502
prep_new_page mm/page_alloc.c:2456 [inline]
get_page_from_freelist+0x72b/0x7a0 mm/page_alloc.c:4198
__alloc_pages+0x259/0x560 mm/page_alloc.c:5426
alloc_slab_page+0x70/0xf0 mm/slub.c:1824
allocate_slab+0x5e/0x520 mm/slub.c:1969
new_slab mm/slub.c:2029 [inline]
___slab_alloc+0x42e/0xce0 mm/slub.c:3031
__slab_alloc mm/slub.c:3118 [inline]
slab_alloc_node mm/slub.c:3209 [inline]
slab_alloc mm/slub.c:3251 [inline]
kmem_cache_alloc_trace+0x25c/0x310 mm/slub.c:3282
kmalloc include/linux/slab.h:600 [inline]
syslog_print+0x10c/0x620 kernel/printk/printk.c:1503
do_syslog+0x853/0x950 kernel/printk/printk.c:1682
__do_sys_syslog kernel/printk/printk.c:1774 [inline]
__se_sys_syslog kernel/printk/printk.c:1772 [inline]
__x64_sys_syslog+0x78/0x90 kernel/printk/printk.c:1772
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1371 [inline]
free_pcp_prepare+0x812/0x900 mm/page_alloc.c:1421
free_unref_page_prepare mm/page_alloc.c:3343 [inline]
free_unref_page+0x7d/0x390 mm/page_alloc.c:3438
free_large_kmalloc+0xeb/0x1a0 mm/slub.c:3575
kfree+0x188/0x210 mm/slub.c:4580
device_release+0x98/0x1c0
kobject_cleanup+0x235/0x470 lib/kobject.c:673
ath9k_htc_probe_device+0xfe8/0x2090 drivers/net/wireless/ath/ath9k/htc_drv_init.c:976
ath9k_htc_hw_init+0x30/0x70 drivers/net/wireless/ath/ath9k/htc_hst.c:508
ath9k_hif_usb_firmware_cb+0x250/0x4d0 drivers/net/wireless/ath/ath9k/hif_usb.c:1245
request_firmware_work_func+0x198/0x270 drivers/base/firmware_loader/main.c:1107
process_one_work+0x81c/0xd10 kernel/workqueue.c:2289
worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30
Memory state around the buggy address:
ffff8880760ec180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff8880760ec200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff8880760ec280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
^
ffff8880760ec300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff8880760ec380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================
----------------
Code disassembly (best guess), 1 bytes skipped:
0: e8 47 4b f4 fc callq 0xfcf44b4c
5: 48 83 e3 08 and $0x8,%rbx
9: 44 8b 7c 24 04 mov 0x4(%rsp),%r15d
e: 0f 85 10 01 00 00 jne 0x124
14: e8 83 f2 fa fc callq 0xfcfaf29c
19: 66 90 xchg %ax,%ax
1b: e8 6c 46 f4 fc callq 0xfcf4468c
20: 0f 00 2d e5 3b 62 06 verw 0x6623be5(%rip) # 0x6623c0c
27: fb sti
28: f4 hlt
* 29: 4c 89 e3 mov %r12,%rbx <-- trapping instruction
2c: 48 c1 eb 03 shr $0x3,%rbx
30: 42 80 3c 2b 00 cmpb $0x0,(%rbx,%r13,1)
35: 74 08 je 0x3f
37: 4c 89 e7 mov %r12,%rdi
3a: e8 9d fa 46 fd callq 0xfd46fadc