radio-si470x 1-1:0.0: non-zero urb status (-71)
==================================================================
BUG: KASAN: use-after-free in si470x_int_in_callback.cold+0x96/0xbf drivers/media/radio/si470x/radio-si470x-usb.c:378
Read of size 8 at addr ffff888109328b40 by task kworker/1:2/685
CPU: 1 PID: 685 Comm: kworker/1:2 Not tainted 5.18.0-rc5-syzkaller-00157-g97fa5887cf28 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
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/0x495 mm/kasan/report.c:313
print_report mm/kasan/report.c:429 [inline]
kasan_report.cold+0xf4/0x1c6 mm/kasan/report.c:491
si470x_int_in_callback.cold+0x96/0xbf drivers/media/radio/si470x/radio-si470x-usb.c:378
__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:1421
expire_timers kernel/time/timer.c:1466 [inline]
__run_timers.part.0+0x679/0xa80 kernel/time/timer.c:1737
__run_timers kernel/time/timer.c:1715 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1750
__do_softirq+0x288/0x9a5 kernel/softirq.c:558
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x113/0x170 kernel/softirq.c:637
irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: 48 89 ef 5d e9 21 f7 33 00 5d be 03 00 00 00 e9 86 3d cf 00 66 0f 1f 44 00 00 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 99 f9 bd 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc90001bcef58 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88810f49d580 RSI: ffffffff812ba488 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8aa3b687
R10: ffffffff812ba47e R11: 0000000000000000 R12: ffffffff82f3a400
R13: 0000000000000200 R14: ffffc90001bcefb8 R15: dffffc0000000000
console_unlock+0x82e/0xdd0 kernel/printk/printk.c:2779
vprintk_emit+0x1b4/0x5f0 kernel/printk/printk.c:2272
vprintk+0x80/0x90 kernel/printk/printk_safe.c:50
_printk+0xba/0xed kernel/printk/printk.c:2293
call_driver_probe drivers/base/dd.c:558 [inline]
really_probe.cold+0xb1/0x17a drivers/base/dd.c:621
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:970
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xb83/0x1e20 drivers/base/core.c:3405
usb_set_configuration+0x101e/0x1900 drivers/usb/core/message.c:2170
usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238
usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:542 [inline]
really_probe+0x23e/0xb20 drivers/base/dd.c:621
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:970
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xb83/0x1e20 drivers/base/core.c:3405
usb_new_device.cold+0x641/0x1091 drivers/usb/core/hub.c:2566
hub_port_connect drivers/usb/core/hub.c:5363 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
port_event drivers/usb/core/hub.c:5663 [inline]
hub_event+0x25d5/0x4690 drivers/usb/core/hub.c:5745
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2ef/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Allocated by task 685:
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:436 [inline]
____kasan_kmalloc mm/kasan/common.c:515 [inline]
__kasan_kmalloc+0x81/0xa0 mm/kasan/common.c:524
kmalloc include/linux/slab.h:581 [inline]
kzalloc include/linux/slab.h:714 [inline]
si470x_usb_driver_probe+0x51/0xf90 drivers/media/radio/si470x/radio-si470x-usb.c:573
usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:542 [inline]
really_probe+0x23e/0xb20 drivers/base/dd.c:621
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:970
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xb83/0x1e20 drivers/base/core.c:3405
usb_set_configuration+0x101e/0x1900 drivers/usb/core/message.c:2170
usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238
usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:542 [inline]
really_probe+0x23e/0xb20 drivers/base/dd.c:621
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:970
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xb83/0x1e20 drivers/base/core.c:3405
usb_new_device.cold+0x641/0x1091 drivers/usb/core/hub.c:2566
hub_port_connect drivers/usb/core/hub.c:5363 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
port_event drivers/usb/core/hub.c:5663 [inline]
hub_event+0x25d5/0x4690 drivers/usb/core/hub.c:5745
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2ef/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Freed by task 685:
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:366 [inline]
____kasan_slab_free+0x10f/0x190 mm/kasan/common.c:328
kasan_slab_free include/linux/kasan.h:200 [inline]
slab_free_hook mm/slub.c:1728 [inline]
slab_free_freelist_hook mm/slub.c:1754 [inline]
slab_free mm/slub.c:3510 [inline]
kfree+0xc1/0x4f0 mm/slub.c:4552
si470x_usb_driver_probe+0xb3d/0xf90 drivers/media/radio/si470x/radio-si470x-usb.c:760
usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:542 [inline]
really_probe+0x23e/0xb20 drivers/base/dd.c:621
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:970
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xb83/0x1e20 drivers/base/core.c:3405
usb_set_configuration+0x101e/0x1900 drivers/usb/core/message.c:2170
usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238
usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:542 [inline]
really_probe+0x23e/0xb20 drivers/base/dd.c:621
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:970
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xb83/0x1e20 drivers/base/core.c:3405
usb_new_device.cold+0x641/0x1091 drivers/usb/core/hub.c:2566
hub_port_connect drivers/usb/core/hub.c:5363 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
port_event drivers/usb/core/hub.c:5663 [inline]
hub_event+0x25d5/0x4690 drivers/usb/core/hub.c:5745
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2ef/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
The buggy address belongs to the object at ffff888109328000
which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 2880 bytes inside of
4096-byte region [ffff888109328000, ffff888109329000)
The buggy address belongs to the physical page:
page:ffffea000424ca00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109328
head:ffffea000424ca00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x200000000010200(slab|head|node=0|zone=2)
raw: 0200000000010200 ffffea000422e000 dead000000000002 ffff888100042140
raw: 0000000000000000 0000000000040004 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 1, tgid 1 (swapper/0), ts 1788334312, free_ts 0
prep_new_page mm/page_alloc.c:2441 [inline]
get_page_from_freelist+0x1373/0x27b0 mm/page_alloc.c:4182
__alloc_pages+0x1b2/0x500 mm/page_alloc.c:5408
alloc_page_interleave+0x1e/0x1e0 mm/mempolicy.c:2104
alloc_pages+0x2b1/0x310 mm/mempolicy.c:2267
alloc_slab_page mm/slub.c:1799 [inline]
allocate_slab+0x26c/0x3c0 mm/slub.c:1944
new_slab mm/slub.c:2004 [inline]
___slab_alloc+0x95a/0x1010 mm/slub.c:3005
__slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3092
slab_alloc_node mm/slub.c:3183 [inline]
slab_alloc mm/slub.c:3225 [inline]
kmem_cache_alloc_trace+0x2fd/0x3b0 mm/slub.c:3256
kmalloc include/linux/slab.h:581 [inline]
kzalloc include/linux/slab.h:714 [inline]
kobject_uevent_env+0x235/0x1660 lib/kobject_uevent.c:524
kernel_add_sysfs_param kernel/params.c:816 [inline]
param_sysfs_builtin kernel/params.c:851 [inline]
param_sysfs_init+0x367/0x43b kernel/params.c:970
do_one_initcall+0x103/0x650 init/main.c:1298
do_initcall_level init/main.c:1371 [inline]
do_initcalls init/main.c:1387 [inline]
do_basic_setup init/main.c:1406 [inline]
kernel_init_freeable+0x6ac/0x735 init/main.c:1613
kernel_init+0x1a/0x1d0 init/main.c:1502
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
page_owner free stack trace missing
Memory state around the buggy address:
ffff888109328a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff888109328a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888109328b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff888109328b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff888109328c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
0: 48 89 ef mov %rbp,%rdi
3: 5d pop %rbp
4: e9 21 f7 33 00 jmpq 0x33f72a
9: 5d pop %rbp
a: be 03 00 00 00 mov $0x3,%esi
f: e9 86 3d cf 00 jmpq 0xcf3d9a
14: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1)
1a: 48 8b be a8 01 00 00 mov 0x1a8(%rsi),%rdi
21: e8 b4 ff ff ff callq 0xffffffda
26: 31 c0 xor %eax,%eax
28: c3 retq
29: 90 nop
* 2a: 65 8b 05 99 f9 bd 7e mov %gs:0x7ebdf999(%rip),%eax # 0x7ebdf9ca <-- trapping instruction
31: 89 c1 mov %eax,%ecx
33: 48 8b 34 24 mov (%rsp),%rsi
37: 81 e1 00 01 00 00 and $0x100,%ecx
3d: 65 gs
3e: 48 rex.W
3f: 8b .byte 0x8b