usb 1-1: ath: unknown panic pattern!
==================================================================
BUG: KASAN: use-after-free in instrument_atomic_read include/linux/instrumented.h:71 [inline]
BUG: KASAN: use-after-free in atomic_read include/linux/atomic/atomic-instrumented.h:27 [inline]
BUG: KASAN: use-after-free in refcount_read include/linux/refcount.h:147 [inline]
BUG: KASAN: use-after-free in skb_unref include/linux/skbuff.h:1359 [inline]
BUG: KASAN: use-after-free in kfree_skb_reason+0x2f/0x110 net/core/skbuff.c:772
Read of size 4 at addr ffff888021880364 by task strace-static-x/3605
CPU: 1 PID: 3605 Comm: strace-static-x Not tainted 5.19.0-syzkaller-00428-g9de1f9c8ca51 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
print_address_description.constprop.0.cold+0xeb/0x467 mm/kasan/report.c:313
print_report mm/kasan/report.c:429 [inline]
kasan_report.cold+0xf4/0x1c6 mm/kasan/report.c:491
check_region_inline mm/kasan/generic.c:183 [inline]
kasan_check_range+0x13d/0x180 mm/kasan/generic.c:189
instrument_atomic_read include/linux/instrumented.h:71 [inline]
atomic_read include/linux/atomic/atomic-instrumented.h:27 [inline]
refcount_read include/linux/refcount.h:147 [inline]
skb_unref include/linux/skbuff.h:1359 [inline]
kfree_skb_reason+0x2f/0x110 net/core/skbuff.c:772
kfree_skb include/linux/skbuff.h:1375 [inline]
ath9k_hif_usb_reg_in_cb+0x4c5/0x640 drivers/net/wireless/ath/ath9k/hif_usb.c:770
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1670
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1747
dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x679/0xa80 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+0x29b/0x9c2 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:1106
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__sanitizer_cov_trace_switch+0x12/0x90 kernel/kcov.c:316
Code: 89 fe bf 07 00 00 00 e9 7c fe ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 41 56 41 55 41 54 49 89 fc 55 48 89 f5 53 48 8b 46 08 <48> 83 f8 20 74 63 77 44 48 83 f8 08 74 53 48 83 f8 10 75 2f 41 bd
RSP: 0018:ffffc90002fb7d30 EFLAGS: 00000246
RAX: 0000000000000040 RBX: 00000000000102f9 RCX: 0000000000000000
RDX: ffff888021b361c0 RSI: ffffffff89cb5860 RDI: 0000000000000018
RBP: ffffffff89cb5860 R08: 0000000000000018 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000018
R13: 0000000000000000 R14: 0000000000000018 R15: ffff88807050a070
ptrace_request+0xcc/0x10c0 kernel/ptrace.c:1040
arch_ptrace+0x36/0x510 arch/x86/kernel/ptrace.c:828
__do_sys_ptrace kernel/ptrace.c:1296 [inline]
__se_sys_ptrace kernel/ptrace.c:1269 [inline]
__x64_sys_ptrace+0x178/0x2a0 kernel/ptrace.c:1269
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4e6c1a
Code: 70 41 83 f8 03 c7 44 24 10 08 00 00 00 48 89 44 24 18 48 8d 44 24 30 8b 70 08 4c 0f 43 d1 48 89 44 24 20 b8 65 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 3e 48 85 c0 78 06 41 83 f8 02 76 1b 48 8b 4c
RSP: 002b:00007fff62878830 EFLAGS: 00000206 ORIG_RAX: 0000000000000065
RAX: ffffffffffffffda RBX: 0000000000fae2f8 RCX: 00000000004e6c1a
RDX: 0000000000000000 RSI: 0000000000000e18 RDI: 0000000000000018
RBP: 0000000000000018 R08: 0000000000000017 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000fafa50
R13: 0000000000000000 R14: 000000000000857f R15: 0000000000617180
Allocated by task 3615:
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+0x85/0xb0 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/slab.c:3239 [inline]
kmem_cache_alloc_node+0x2e7/0x590 mm/slab.c:3593
__alloc_skb+0x215/0x340 net/core/skbuff.c:414
alloc_skb include/linux/skbuff.h:1426 [inline]
ath9k_hif_usb_alloc_reg_in_urbs drivers/net/wireless/ath/ath9k/hif_usb.c:963 [inline]
ath9k_hif_usb_alloc_urbs+0x936/0x1070 drivers/net/wireless/ath/ath9k/hif_usb.c:1022
ath9k_hif_usb_dev_init drivers/net/wireless/ath/ath9k/hif_usb.c:1108 [inline]
ath9k_hif_usb_firmware_cb+0x148/0x530 drivers/net/wireless/ath/ath9k/hif_usb.c:1241
request_firmware_work_func+0x12c/0x230 drivers/base/firmware_loader/main.c:1107
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Freed by task 3605:
kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
kasan_set_track+0x21/0x30 mm/kasan/common.c:45
kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370
____kasan_slab_free mm/kasan/common.c:367 [inline]
____kasan_slab_free+0x13d/0x180 mm/kasan/common.c:329
kasan_slab_free include/linux/kasan.h:200 [inline]
__cache_free mm/slab.c:3426 [inline]
kmem_cache_free.part.0+0x10f/0x2e0 mm/slab.c:3735
kfree_skbmem+0xef/0x1b0 net/core/skbuff.c:700
kfree_skb_reason+0x85/0x110 include/linux/refcount.h:279
kfree_skb include/linux/skbuff.h:1375 [inline]
ath9k_htc_rx_msg+0x1f0/0xb70 drivers/net/wireless/ath/ath9k/htc_hst.c:456
ath9k_hif_usb_reg_in_cb+0x1ac/0x640 drivers/net/wireless/ath/ath9k/hif_usb.c:739
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1670
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1747
dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x679/0xa80 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+0x29b/0x9c2 kernel/softirq.c:571
The buggy address belongs to the object at ffff888021880280
which belongs to the cache skbuff_head_cache of size 240
The buggy address is located 228 bytes inside of
240-byte region [ffff888021880280, ffff888021880370)
The buggy address belongs to the physical page:
page:ffffea0000862000 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x21880
flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000200 ffffea000060d8c8 ffffea0000874c88 ffff888140165900
raw: 0000000000000000 ffff888021880000 000000010000000c 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 0x2420c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_COMP|__GFP_THISNODE), pid 3615, tgid 3615 (kworker/1:4), ts 59282830293, free_ts 59044686005
prep_new_page mm/page_alloc.c:2457 [inline]
get_page_from_freelist+0x1298/0x3b80 mm/page_alloc.c:4203
__alloc_pages+0x1c7/0x510 mm/page_alloc.c:5431
__alloc_pages_node include/linux/gfp.h:587 [inline]
kmem_getpages mm/slab.c:1363 [inline]
cache_grow_begin+0x75/0x350 mm/slab.c:2569
cache_alloc_refill+0x27f/0x380 mm/slab.c:2942
____cache_alloc mm/slab.c:3024 [inline]
____cache_alloc mm/slab.c:3007 [inline]
slab_alloc_node mm/slab.c:3227 [inline]
kmem_cache_alloc_node+0x502/0x590 mm/slab.c:3593
__alloc_skb+0x215/0x340 net/core/skbuff.c:414
alloc_skb include/linux/skbuff.h:1426 [inline]
ath9k_hif_usb_alloc_rx_urbs drivers/net/wireless/ath/ath9k/hif_usb.c:888 [inline]
ath9k_hif_usb_alloc_urbs+0x689/0x1070 drivers/net/wireless/ath/ath9k/hif_usb.c:1018
ath9k_hif_usb_dev_init drivers/net/wireless/ath/ath9k/hif_usb.c:1108 [inline]
ath9k_hif_usb_firmware_cb+0x148/0x530 drivers/net/wireless/ath/ath9k/hif_usb.c:1241
request_firmware_work_func+0x12c/0x230 drivers/base/firmware_loader/main.c:1107
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
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+0x549/0xd20 mm/page_alloc.c:1421
free_unref_page_prepare mm/page_alloc.c:3344 [inline]
free_unref_page+0x19/0x6a0 mm/page_alloc.c:3439
slab_destroy mm/slab.c:1615 [inline]
slabs_destroy+0x89/0xc0 mm/slab.c:1635
cache_flusharray mm/slab.c:3397 [inline]
___cache_free+0x2a8/0x3d0 mm/slab.c:3460
qlink_free mm/kasan/quarantine.c:168 [inline]
qlist_free_all+0x4f/0x1b0 mm/kasan/quarantine.c:187
kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:294
__kasan_slab_alloc+0x97/0xb0 mm/kasan/common.c:447
kasan_slab_alloc include/linux/kasan.h:224 [inline]
slab_post_alloc_hook mm/slab.h:727 [inline]
slab_alloc mm/slab.c:3302 [inline]
kmem_cache_alloc_trace+0x262/0x4b0 mm/slab.c:3567
kmalloc include/linux/slab.h:600 [inline]
usb_control_msg+0xb9/0x4a0 drivers/usb/core/message.c:143
ath9k_hif_usb_download_fw+0x192/0x380 drivers/net/wireless/ath/ath9k/hif_usb.c:1058
ath9k_hif_usb_dev_init drivers/net/wireless/ath/ath9k/hif_usb.c:1099 [inline]
ath9k_hif_usb_firmware_cb+0x126/0x530 drivers/net/wireless/ath/ath9k/hif_usb.c:1241
request_firmware_work_func+0x12c/0x230 drivers/base/firmware_loader/main.c:1107
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Memory state around the buggy address:
ffff888021880200: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc
ffff888021880280: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888021880300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc
^
ffff888021880380: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
ffff888021880400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: 89 fe mov %edi,%esi
2: bf 07 00 00 00 mov $0x7,%edi
7: e9 7c fe ff ff jmpq 0xfffffe88
c: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1)
13: 00 00 00 00
17: 90 nop
18: 41 56 push %r14
1a: 41 55 push %r13
1c: 41 54 push %r12
1e: 49 89 fc mov %rdi,%r12
21: 55 push %rbp
22: 48 89 f5 mov %rsi,%rbp
25: 53 push %rbx
26: 48 8b 46 08 mov 0x8(%rsi),%rax
* 2a: 48 83 f8 20 cmp $0x20,%rax <-- trapping instruction
2e: 74 63 je 0x93
30: 77 44 ja 0x76
32: 48 83 f8 08 cmp $0x8,%rax
36: 74 53 je 0x8b
38: 48 83 f8 10 cmp $0x10,%rax
3c: 75 2f jne 0x6d
3e: 41 rex.B
3f: bd .byte 0xbd