powermate: config urb returned -108
==================================================================
BUG: KASAN: use-after-free in __lock_acquire+0xda/0x2b00 kernel/locking/lockdep.c:4897
Read of size 8 at addr ffff88805527a458 by task udevd/962
CPU: 1 PID: 962 Comm: udevd 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+0x1dc/0x2d8 lib/dump_stack.c:106
print_address_description+0x65/0x380 mm/kasan/report.c:247
__kasan_report mm/kasan/report.c:433 [inline]
kasan_report+0x19a/0x1f0 mm/kasan/report.c:450
__lock_acquire+0xda/0x2b00 kernel/locking/lockdep.c:4897
lock_acquire+0x19f/0x4d0 kernel/locking/lockdep.c:5637
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162
powermate_config_complete+0x6b/0xc0 drivers/input/misc/powermate.c:202
__usb_hcd_giveback_urb+0x375/0x520 drivers/usb/core/hcd.c:1656
dummy_timer+0x808/0x3150 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0xf6/0x210 kernel/time/timer.c:1421
expire_timers kernel/time/timer.c:1466 [inline]
__run_timers+0x71a/0x910 kernel/time/timer.c:1734
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1747
__do_softirq+0x392/0x7a3 kernel/softirq.c:558
__irq_exit_rcu+0xec/0x170 kernel/softirq.c:637
irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20
RIP: 0010:get_page_from_freelist+0x22f/0x9e0 mm/page_alloc.c:4102
Code: 83 fb 03 0f 84 98 04 00 00 89 04 24 49 8d 2c dc 48 89 e8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 ef e8 d5 4d 0a 00 4c 8b 75 00 <49> 8d 6c 24 18 48 89 e8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 ef
RSP: 0018:ffffc90004ed7ac8 EFLAGS: 00000246
RAX: 1ffff11027fff4e1 RBX: 0000000000000001 RCX: ffffffff81b737f5
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88805af22f88
RBP: ffff88813fffa708 R08: dffffc0000000000 R09: ffffed100b5e45f2
R10: ffffed100b5e45f2 R11: 0000000000000000 R12: ffff88813fffa700
R13: dffffc0000000000 R14: 0000000000002b71 R15: ffff88813fffc310
__alloc_pages+0x255/0x580 mm/page_alloc.c:5369
alloc_slab_page mm/slub.c:1793 [inline]
allocate_slab+0xcc/0x540 mm/slub.c:1930
new_slab mm/slub.c:1993 [inline]
___slab_alloc+0x41e/0xc40 mm/slub.c:3022
__slab_alloc mm/slub.c:3109 [inline]
slab_alloc_node mm/slub.c:3200 [inline]
slab_alloc mm/slub.c:3242 [inline]
kmem_cache_alloc+0x276/0x310 mm/slub.c:3247
getname_flags+0xba/0x650 fs/namei.c:138
user_path_at_empty+0x2a/0x1a0 fs/namei.c:2800
do_readlinkat+0x11b/0x3b0 fs/stat.c:443
__do_sys_readlink fs/stat.c:476 [inline]
__se_sys_readlink fs/stat.c:473 [inline]
__x64_sys_readlink+0x7b/0x90 fs/stat.c:473
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fc481bb0277
Code: 73 01 c3 48 8b 0d 01 dc 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d1 db 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffc5bc8c5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000059
RAX: ffffffffffffffda RBX: 00007ffc5bc8c5d8 RCX: 00007fc481bb0277
RDX: 0000000000000400 RSI: 00007ffc5bc8c5d8 RDI: 00007ffc5bc8cab8
RBP: 0000000000000400 R08: 0000000000001fff R09: 00007fc481c7ea60
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc5bc8cab8
R13: 00007ffc5bc8ca28 R14: 00005597dd597910 R15: 00005597dcbb2a7c
Allocated by task 3650:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track mm/kasan/common.c:46 [inline]
set_alloc_info mm/kasan/common.c:434 [inline]
____kasan_kmalloc+0xdc/0x110 mm/kasan/common.c:513
kasan_kmalloc include/linux/kasan.h:269 [inline]
kmem_cache_alloc_trace+0x9d/0x330 mm/slub.c:3261
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:724 [inline]
powermate_probe+0x1eb/0x15f0 drivers/input/misc/powermate.c:323
usb_probe_interface+0x633/0xb40 drivers/usb/core/driver.c:396
call_driver_probe+0x96/0x250
really_probe+0x223/0x9b0 drivers/base/dd.c:596
__driver_probe_device+0x1f8/0x3e0 drivers/base/dd.c:751
driver_probe_device+0x50/0x240 drivers/base/dd.c:781
__device_attach_driver+0x1e1/0x3b0 drivers/base/dd.c:898
bus_for_each_drv+0x18a/0x210 drivers/base/bus.c:427
__device_attach+0x310/0x560 drivers/base/dd.c:969
bus_probe_device+0xb8/0x1f0 drivers/base/bus.c:487
device_add+0x11c8/0x16d0 drivers/base/core.c:3394
usb_set_configuration+0x1a86/0x2100 drivers/usb/core/message.c:2170
usb_generic_driver_probe+0x83/0x140 drivers/usb/core/generic.c:238
usb_probe_device+0x13a/0x260 drivers/usb/core/driver.c:293
call_driver_probe+0x96/0x250
really_probe+0x223/0x9b0 drivers/base/dd.c:596
__driver_probe_device+0x1f8/0x3e0 drivers/base/dd.c:751
driver_probe_device+0x50/0x240 drivers/base/dd.c:781
__device_attach_driver+0x1e1/0x3b0 drivers/base/dd.c:898
bus_for_each_drv+0x18a/0x210 drivers/base/bus.c:427
__device_attach+0x310/0x560 drivers/base/dd.c:969
bus_probe_device+0xb8/0x1f0 drivers/base/bus.c:487
device_add+0x11c8/0x16d0 drivers/base/core.c:3394
usb_new_device+0x108a/0x1940 drivers/usb/core/hub.c:2563
hub_port_connect+0x100b/0x2910 drivers/usb/core/hub.c:5353
hub_port_connect_change+0x5f9/0xc20 drivers/usb/core/hub.c:5497
port_event+0xb67/0x1220 drivers/usb/core/hub.c:5643
hub_event+0x4ed/0xe40 drivers/usb/core/hub.c:5725
process_one_work+0x853/0x1140 kernel/workqueue.c:2298
worker_thread+0xac1/0x1320 kernel/workqueue.c:2445
kthread+0x468/0x490 kernel/kthread.c:327
ret_from_fork+0x1f/0x30
Freed by task 19720:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track+0x4c/0x80 mm/kasan/common.c:46
kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:370
____kasan_slab_free+0x10d/0x150 mm/kasan/common.c:366
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:1723 [inline]
slab_free_freelist_hook+0x12e/0x1a0 mm/slub.c:1749
slab_free mm/slub.c:3513 [inline]
kfree+0xe1/0x330 mm/slub.c:4561
usb_unbind_interface+0x1f2/0x860 drivers/usb/core/driver.c:458
__device_release_driver drivers/base/dd.c:1205 [inline]
device_release_driver_internal+0x523/0x7b0 drivers/base/dd.c:1236
bus_remove_device+0x2fd/0x410 drivers/base/bus.c:529
device_del+0x6f1/0xbf0 drivers/base/core.c:3581
usb_disable_device+0x407/0x800 drivers/usb/core/message.c:1419
usb_disconnect+0x33a/0x8a0 drivers/usb/core/hub.c:2225
hub_quiesce+0x185/0x330 drivers/usb/core/hub.c:1327
hub_disconnect+0xce/0x480 drivers/usb/core/hub.c:1722
usb_unbind_interface+0x1f2/0x860 drivers/usb/core/driver.c:458
__device_release_driver drivers/base/dd.c:1205 [inline]
device_release_driver_internal+0x523/0x7b0 drivers/base/dd.c:1236
proc_disconnect_claim+0x2f1/0x3c0 drivers/usb/core/devio.c:2464
usbdev_do_ioctl drivers/usb/core/devio.c:2747 [inline]
usbdev_ioctl+0x14b6/0x6d00 drivers/usb/core/devio.c:2791
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl+0xfb/0x170 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
The buggy address belongs to the object at ffff88805527a400
which belongs to the cache kmalloc-256 of size 256
The buggy address is located 88 bytes inside of
256-byte region [ffff88805527a400, ffff88805527a500)
The buggy address belongs to the page:
page:ffffea0001549e80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5527a
head:ffffea0001549e80 order:1 compound_mapcount:0
flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000010200 ffffea0001530b80 dead000000000005 ffff888011441b40
raw: 0000000000000000 0000000000100010 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 0x1d2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 6294, ts 206424846028, free_ts 203617661912
prep_new_page mm/page_alloc.c:2418 [inline]
get_page_from_freelist+0x729/0x9e0 mm/page_alloc.c:4149
__alloc_pages+0x255/0x580 mm/page_alloc.c:5369
alloc_slab_page mm/slub.c:1793 [inline]
allocate_slab+0xcc/0x540 mm/slub.c:1930
new_slab mm/slub.c:1993 [inline]
___slab_alloc+0x41e/0xc40 mm/slub.c:3022
__slab_alloc mm/slub.c:3109 [inline]
slab_alloc_node mm/slub.c:3200 [inline]
slab_alloc mm/slub.c:3242 [inline]
kmem_cache_alloc_trace+0x28c/0x330 mm/slub.c:3259
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:724 [inline]
smk_fetch security/smack/smack_lsm.c:290 [inline]
smack_d_instantiate+0x9f1/0xd10 security/smack/smack_lsm.c:3460
security_d_instantiate+0xa5/0x100 security/security.c:2040
d_instantiate_new+0x61/0x110 fs/dcache.c:2027
ext4_add_nondir+0x22b/0x290 fs/ext4/namei.c:2714
ext4_create+0x35a/0x550 fs/ext4/namei.c:2754
lookup_open fs/namei.c:3280 [inline]
open_last_lookups fs/namei.c:3350 [inline]
path_openat+0x1396/0x3660 fs/namei.c:3556
do_filp_open+0x277/0x4f0 fs/namei.c:3586
do_sys_openat2+0x13b/0x500 fs/open.c:1212
do_sys_open fs/open.c:1228 [inline]
__do_sys_creat fs/open.c:1304 [inline]
__se_sys_creat fs/open.c:1298 [inline]
__x64_sys_creat+0x11f/0x160 fs/open.c:1298
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
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+0xd1c/0xe00 mm/page_alloc.c:1389
free_unref_page_prepare mm/page_alloc.c:3309 [inline]
free_unref_page+0x7d/0x580 mm/page_alloc.c:3388
free_slab mm/slub.c:2033 [inline]
discard_slab mm/slub.c:2039 [inline]
__unfreeze_partials+0x1ab/0x200 mm/slub.c:2527
put_cpu_partial+0x116/0x180 mm/slub.c:2603
do_slab_free mm/slub.c:3501 [inline]
___cache_free+0xe6/0x120 mm/slub.c:3520
qlist_free_all mm/kasan/quarantine.c:165 [inline]
kasan_quarantine_reduce+0x151/0x1c0 mm/kasan/quarantine.c:272
__kasan_slab_alloc+0x2f/0xf0 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]
__kmalloc+0x1ed/0x380 mm/slub.c:4419
kmalloc include/linux/slab.h:595 [inline]
tomoyo_realpath_from_path+0xd8/0x610 security/tomoyo/realpath.c:254
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x238/0x660 security/tomoyo/file.c:822
security_inode_getattr+0xc0/0x140 security/security.c:1334
vfs_getattr fs/stat.c:157 [inline]
vfs_statx+0x168/0x3f0 fs/stat.c:225
vfs_fstatat fs/stat.c:243 [inline]
__do_sys_newfstatat fs/stat.c:412 [inline]
__se_sys_newfstatat+0xc8/0x760 fs/stat.c:406
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
Memory state around the buggy address:
ffff88805527a300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88805527a380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88805527a400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88805527a480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88805527a500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================
----------------
Code disassembly (best guess):
0: 83 fb 03 cmp $0x3,%ebx
3: 0f 84 98 04 00 00 je 0x4a1
9: 89 04 24 mov %eax,(%rsp)
c: 49 8d 2c dc lea (%r12,%rbx,8),%rbp
10: 48 89 e8 mov %rbp,%rax
13: 48 c1 e8 03 shr $0x3,%rax
17: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1)
1c: 74 08 je 0x26
1e: 48 89 ef mov %rbp,%rdi
21: e8 d5 4d 0a 00 callq 0xa4dfb
26: 4c 8b 75 00 mov 0x0(%rbp),%r14
* 2a: 49 8d 6c 24 18 lea 0x18(%r12),%rbp <-- trapping instruction
2f: 48 89 e8 mov %rbp,%rax
32: 48 c1 e8 03 shr $0x3,%rax
36: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1)
3b: 74 08 je 0x45
3d: 48 89 ef mov %rbp,%rdi