powermate: config urb returned -108
==================================================================
BUG: KASAN: use-after-free in __lock_acquire+0x3c2f/0x5470 kernel/locking/lockdep.c:4897
Read of size 8 at addr ffff888079779c58 by task swapper/1/0
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.16.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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+0x8d/0x320 mm/kasan/report.c:247
__kasan_report mm/kasan/report.c:433 [inline]
kasan_report.cold+0x83/0xdf mm/kasan/report.c:450
__lock_acquire+0x3c2f/0x5470 kernel/locking/lockdep.c:4897
lock_acquire kernel/locking/lockdep.c:5637 [inline]
lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5602
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:162
powermate_config_complete+0x79/0xb0 drivers/input/misc/powermate.c:202
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1656
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1726
dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421
expire_timers kernel/time/timer.c:1466 [inline]
__run_timers.part.0+0x67c/0xa30 kernel/time/timer.c:1734
__run_timers kernel/time/timer.c:1715 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747
__do_softirq+0x29b/0x9c2 kernel/softirq.c:558
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:637
irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [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:132 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:110 [inline]
RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 drivers/acpi/processor_idle.c:553
Code: 89 de e8 0d ce 30 f8 84 db 75 ac e8 24 ca 30 f8 e8 0f 0a 37 f8 eb 0c e8 18 ca 30 f8 0f 00 2d 01 53 ca 00 e8 0c ca 30 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 87 cc 30 f8 48 85 db
RSP: 0018:ffffc90000d57d18 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888010e85700 RSI: ffffffff8946c824 RDI: 0000000000000000
RBP: ffff888141988064 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff817dd258 R11: 0000000000000000 R12: 0000000000000001
R13: ffff888141988000 R14: ffff888141988064 R15: ffff888017f45004
acpi_idle_enter+0x361/0x500 drivers/acpi/processor_idle.c:688
cpuidle_enter_state+0x1b1/0xc80 drivers/cpuidle/cpuidle.c:237
cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:351
call_cpuidle kernel/sched/idle.c:158 [inline]
cpuidle_idle_call kernel/sched/idle.c:239 [inline]
do_idle+0x3e8/0x590 kernel/sched/idle.c:306
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
start_secondary+0x265/0x340 arch/x86/kernel/smpboot.c:272
secondary_startup_64_no_verify+0xb0/0xbb
Allocated by task 3679:
kasan_save_stack+0x1e/0x50 mm/kasan/common.c:38
kasan_set_track mm/kasan/common.c:46 [inline]
set_alloc_info mm/kasan/common.c:434 [inline]
____kasan_kmalloc mm/kasan/common.c:513 [inline]
____kasan_kmalloc mm/kasan/common.c:472 [inline]
__kasan_kmalloc+0xa9/0xd0 mm/kasan/common.c:522
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:724 [inline]
powermate_probe+0x24a/0x12a0 drivers/input/misc/powermate.c:323
usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:517 [inline]
really_probe+0x245/0xcc0 drivers/base/dd.c:596
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:751
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:781
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:898
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:969
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xc17/0x1ee0 drivers/base/core.c:3394
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:517 [inline]
really_probe+0x245/0xcc0 drivers/base/dd.c:596
__driver_probe_device+0x338/0x4d0 drivers/base/dd.c:751
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:781
__device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:898
bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427
__device_attach+0x228/0x4a0 drivers/base/dd.c:969
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487
device_add+0xc17/0x1ee0 drivers/base/core.c:3394
usb_new_device.cold+0x63f/0x108e drivers/usb/core/hub.c:2563
hub_port_connect drivers/usb/core/hub.c:5353 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5497 [inline]
port_event drivers/usb/core/hub.c:5643 [inline]
hub_event+0x23e5/0x4460 drivers/usb/core/hub.c:5725
process_one_work+0x9b2/0x1660 kernel/workqueue.c:2298
worker_thread+0x65d/0x1130 kernel/workqueue.c:2445
kthread+0x405/0x4f0 kernel/kthread.c:327
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Freed by task 5071:
kasan_save_stack+0x1e/0x50 mm/kasan/common.c:38
kasan_set_track+0x21/0x30 mm/kasan/common.c:46
kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370
____kasan_slab_free mm/kasan/common.c:366 [inline]
____kasan_slab_free mm/kasan/common.c:328 [inline]
__kasan_slab_free+0xff/0x130 mm/kasan/common.c:374
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:1723 [inline]
slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1749
slab_free mm/slub.c:3513 [inline]
kfree+0xf6/0x560 mm/slub.c:4561
powermate_disconnect+0x1ce/0x250 drivers/input/misc/powermate.c:432
usb_unbind_interface+0x1d8/0x8e0 drivers/usb/core/driver.c:458
__device_release_driver+0x5d7/0x700 drivers/base/dd.c:1205
device_release_driver_internal drivers/base/dd.c:1236 [inline]
device_release_driver+0x26/0x40 drivers/base/dd.c:1259
bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:529
device_del+0x502/0xd60 drivers/base/core.c:3581
usb_disable_device+0x35b/0x7b0 drivers/usb/core/message.c:1419
usb_disconnect.cold+0x27a/0x78e drivers/usb/core/hub.c:2225
hub_quiesce+0x170/0x310 drivers/usb/core/hub.c:1327
hub_disconnect+0xcb/0x510 drivers/usb/core/hub.c:1722
usb_unbind_interface+0x1d8/0x8e0 drivers/usb/core/driver.c:458
__device_release_driver+0x5d7/0x700 drivers/base/dd.c:1205
device_release_driver_internal drivers/base/dd.c:1236 [inline]
device_release_driver+0x26/0x40 drivers/base/dd.c:1259
usb_driver_release_interface+0x102/0x180 drivers/usb/core/driver.c:627
proc_disconnect_claim+0x217/0x380 drivers/usb/core/devio.c:2464
usbdev_do_ioctl drivers/usb/core/devio.c:2747 [inline]
usbdev_ioctl+0x2b43/0x36c0 drivers/usb/core/devio.c:2791
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:860
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+0x44/0xae
Last potentially related work creation:
kasan_save_stack+0x1e/0x50 mm/kasan/common.c:38
__kasan_record_aux_stack+0xf5/0x120 mm/kasan/generic.c:348
__call_rcu kernel/rcu/tree.c:2985 [inline]
call_rcu+0xb1/0x740 kernel/rcu/tree.c:3065
fib6_info_release include/net/ip6_fib.h:337 [inline]
fib6_info_release include/net/ip6_fib.h:334 [inline]
fixup_permanent_addr net/ipv6/addrconf.c:3454 [inline]
addrconf_permanent_addr net/ipv6/addrconf.c:3482 [inline]
addrconf_notify+0x1672/0x1bb0 net/ipv6/addrconf.c:3550
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2002
call_netdevice_notifiers_extack net/core/dev.c:2014 [inline]
call_netdevice_notifiers net/core/dev.c:2028 [inline]
__dev_notify_flags+0x110/0x2b0 net/core/dev.c:8834
dev_change_flags+0x112/0x170 net/core/dev.c:8872
do_setlink+0x96d/0x3970 net/core/rtnetlink.c:2719
__rtnl_newlink+0xde6/0x1750 net/core/rtnetlink.c:3391
rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3506
rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5571
netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2496
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x904/0xdf0 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:704 [inline]
sock_sendmsg+0xcf/0x120 net/socket.c:724
__sys_sendto+0x21c/0x320 net/socket.c:2036
__do_sys_sendto net/socket.c:2048 [inline]
__se_sys_sendto net/socket.c:2044 [inline]
__x64_sys_sendto+0xdd/0x1b0 net/socket.c:2044
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+0x44/0xae
The buggy address belongs to the object at ffff888079779c00
which belongs to the cache kmalloc-256 of size 256
The buggy address is located 88 bytes inside of
256-byte region [ffff888079779c00, ffff888079779d00)
The buggy address belongs to the page:
page:ffffea0001e5de00 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888079778600 pfn:0x79778
head:ffffea0001e5de00 order:1 compound_mapcount:0
flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000010200 ffffea0001de1a88 ffffea0000c2ab88 ffff888010c41b40
raw: ffff888079778600 000000000010000b 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3648, ts 102544750484, free_ts 102098448167
prep_new_page mm/page_alloc.c:2418 [inline]
get_page_from_freelist+0xa72/0x2f50 mm/page_alloc.c:4149
__alloc_pages+0x1b2/0x500 mm/page_alloc.c:5369
alloc_pages+0x1a7/0x300 mm/mempolicy.c:2190
alloc_slab_page mm/slub.c:1793 [inline]
allocate_slab mm/slub.c:1930 [inline]
new_slab+0x32d/0x4a0 mm/slub.c:1993
___slab_alloc+0x918/0xfe0 mm/slub.c:3022
__slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3109
slab_alloc_node mm/slub.c:3200 [inline]
slab_alloc mm/slub.c:3242 [inline]
kmem_cache_alloc_trace+0x289/0x2c0 mm/slub.c:3259
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:724 [inline]
fib6_info_alloc+0xc1/0x210 net/ipv6/ip6_fib.c:155
ip6_route_info_create+0x33e/0x1aa0 net/ipv6/route.c:3773
addrconf_f6i_alloc+0x2b5/0x4c0 net/ipv6/route.c:4591
ipv6_add_addr+0x3a6/0x1f40 net/ipv6/addrconf.c:1098
inet6_addr_add+0x410/0xae0 net/ipv6/addrconf.c:2954
inet6_rtm_newaddr+0xf00/0x1970 net/ipv6/addrconf.c:4892
rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5571
netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2496
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1345
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1338 [inline]
free_pcp_prepare+0x374/0x870 mm/page_alloc.c:1389
free_unref_page_prepare mm/page_alloc.c:3309 [inline]
free_unref_page+0x19/0x690 mm/page_alloc.c:3388
qlink_free mm/kasan/quarantine.c:146 [inline]
qlist_free_all+0x5a/0xc0 mm/kasan/quarantine.c:165
kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:272
__kasan_slab_alloc+0xa2/0xc0 mm/kasan/common.c:444
kasan_slab_alloc include/linux/kasan.h:259 [inline]
slab_post_alloc_hook mm/slab.h:519 [inline]
slab_alloc_node mm/slub.c:3234 [inline]
slab_alloc mm/slub.c:3242 [inline]
kmem_cache_alloc+0x202/0x3a0 mm/slub.c:3247
prepare_creds+0x3f/0x7b0 kernel/cred.c:260
copy_creds+0x9f/0xb60 kernel/cred.c:365
copy_process+0x1443/0x75a0 kernel/fork.c:2063
kernel_clone+0xe7/0xab0 kernel/fork.c:2582
kernel_thread+0xb5/0xf0 kernel/fork.c:2634
create_kthread kernel/kthread.c:350 [inline]
kthreadd+0x4ea/0x750 kernel/kthread.c:685
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Memory state around the buggy address:
ffff888079779b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff888079779b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff888079779c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff888079779c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff888079779d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================
----------------
Code disassembly (best guess):
0: 89 de mov %ebx,%esi
2: e8 0d ce 30 f8 callq 0xf830ce14
7: 84 db test %bl,%bl
9: 75 ac jne 0xffffffb7
b: e8 24 ca 30 f8 callq 0xf830ca34
10: e8 0f 0a 37 f8 callq 0xf8370a24
15: eb 0c jmp 0x23
17: e8 18 ca 30 f8 callq 0xf830ca34
1c: 0f 00 2d 01 53 ca 00 verw 0xca5301(%rip) # 0xca5324
23: e8 0c ca 30 f8 callq 0xf830ca34
28: fb sti
29: f4 hlt
* 2a: 9c pushfq <-- trapping instruction
2b: 5b pop %rbx
2c: 81 e3 00 02 00 00 and $0x200,%ebx
32: fa cli
33: 31 ff xor %edi,%edi
35: 48 89 de mov %rbx,%rsi
38: e8 87 cc 30 f8 callq 0xf830ccc4
3d: 48 85 db test %rbx,%rbx