Oops: general protection fault, probably for non-canonical address 0xdffffc0000000038: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x00000000000001c0-0x00000000000001c7]
CPU: 1 UID: 0 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:__queue_work+0xa2/0xf90 kernel/workqueue.c:2269
Code: 11 31 ff 89 ee e8 2e f3 37 00 85 ed 0f 85 ef 0c 00 00 e8 e1 ee 37 00 4d 8d b7 c0 01 00 00 4c 89 f0 48 c1 e8 03 48 89 44 24 28 <42> 0f b6 04 20 84 c0 0f 85 22 0d 00 00 4c 89 34 24 41 8b 2e 89 ee
RSP: 0018:ffffc90000a07eb8 EFLAGS: 00010002
RAX: 0000000000000038 RBX: 0000000000000008 RCX: 0000000000040000
RDX: ffffc90002392000 RSI: 0000000000000547 RDI: 0000000000000548
RBP: 0000000000000000 R08: ffff88813fe32017 R09: 1ffff11027fc6402
R10: dffffc0000000000 R11: ffffed1027fc6403 R12: dffffc0000000000
R13: ffff88813fe32010 R14: 00000000000001c0 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff88812515d000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000564f96919620 CR3: 000000003636e000 CR4: 00000000003526f0
Call Trace:
queue_work_on+0x106/0x1d0 kernel/workqueue.c:2405
puts_queue+0xa3/0xe0 drivers/tty/vt/keyboard.c:334
k_fn+0x7c/0xd0 drivers/tty/vt/keyboard.c:763
k_pad+0x79a/0xa90 drivers/tty/vt/keyboard.c:-1
kbd_keycode drivers/tty/vt/keyboard.c:1497 [inline]
kbd_event+0x2ec1/0x40d0 drivers/tty/vt/keyboard.c:1515
input_handle_events_default+0xd4/0x1a0 drivers/input/input.c:2541
input_pass_values+0x288/0x890 drivers/input/input.c:128
input_event_dispose+0x3e5/0x6b0 drivers/input/input.c:353
input_event+0x89/0xe0 drivers/input/input.c:396
hidinput_hid_event+0x1487/0x1e60 drivers/hid/hid-input.c:1747
hid_process_event+0x4be/0x620 drivers/hid/hid-core.c:1565
hid_input_array_field+0x41c/0x5f0 drivers/hid/hid-core.c:1677
hid_process_report drivers/hid/hid-core.c:1719 [inline]
hid_report_raw_event+0xdd7/0x1720 drivers/hid/hid-core.c:2074
__hid_input_report drivers/hid/hid-core.c:2144 [inline]
hid_input_report+0x44b/0x580 drivers/hid/hid-core.c:2166
hid_irq_in+0x47e/0x6d0 drivers/hid/usbhid/hid-core.c:286
__usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1657
dummy_timer+0xbbd/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1785 [inline]
__hrtimer_run_queues+0x529/0xc30 kernel/time/hrtimer.c:1849
hrtimer_run_softirq+0x182/0x5a0 kernel/time/hrtimer.c:1866
handle_softirqs+0x22a/0x7c0 kernel/softirq.c:626
__do_softirq kernel/softirq.c:660 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x5f/0x150 kernel/softirq.c:727
irq_exit_rcu+0x9/0x30 kernel/softirq.c:743
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_is_held_type+0x106/0x150 kernel/locking/lockdep.c:5945
Code: 18 00 00 b8 ff ff ff ff 65 0f c1 05 a4 42 92 07 83 f8 01 75 25 9c 58 a9 00 02 00 00 75 39 41 f7 c4 00 02 00 00 74 01 fb 89 d8 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 48 c7
RSP: 0018:ffffc900001e7450 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000046
RDX: 0000000000000005 RSI: ffffffff8e269d98 RDI: ffffffff8c295000
RBP: 00000000ffffffff R08: ffffffff826d334c R09: ffffffff8e95e1a0
R10: dffffc0000000000 R11: ffffed10037d2b25 R12: 0000000000000246
R13: ffff88801e685ac0 R14: ffff88801be95988 R15: 0000000000000004
lock_is_held include/linux/lockdep.h:249 [inline]
kernfs_root_is_locked fs/kernfs/kernfs-internal.h:109 [inline]
kernfs_rcu_name fs/kernfs/kernfs-internal.h:119 [inline]
kernfs_name_compare fs/kernfs/dir.c:343 [inline]
kernfs_find_ns+0x211/0x490 fs/kernfs/dir.c:879
kernfs_find_and_get_ns+0x42/0xe0 fs/kernfs/dir.c:939
kernfs_find_and_get include/linux/kernfs.h:612 [inline]
sysfs_add_file_to_group+0xb9/0x1b0 fs/sysfs/file.c:407
add_persist_attributes drivers/usb/core/sysfs.c:356 [inline]
usb_create_sysfs_dev_files+0xa8/0x490 drivers/usb/core/sysfs.c:1073
usb_bus_notify+0xda/0x110 drivers/usb/core/usb.c:1177
notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85
blocking_notifier_call_chain+0x6a/0x90 kernel/notifier.c:380
bus_notify+0x143/0x180 drivers/base/bus.c:1038
device_add+0x54d/0xb70 drivers/base/core.c:3669
usb_new_device+0xa08/0x16f0 drivers/usb/core/hub.c:2695
hub_port_connect drivers/usb/core/hub.c:5567 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
port_event drivers/usb/core/hub.c:5871 [inline]
hub_event+0x2a1c/0x4f30 drivers/usb/core/hub.c:5953
process_one_work+0x949/0x15a0 kernel/workqueue.c:3279
process_scheduled_works kernel/workqueue.c:3362 [inline]
worker_thread+0xb46/0x1140 kernel/workqueue.c:3443
kthread+0x388/0x470 kernel/kthread.c:467
ret_from_fork+0x51b/0xa40 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__queue_work+0xa2/0xf90 kernel/workqueue.c:2269
Code: 11 31 ff 89 ee e8 2e f3 37 00 85 ed 0f 85 ef 0c 00 00 e8 e1 ee 37 00 4d 8d b7 c0 01 00 00 4c 89 f0 48 c1 e8 03 48 89 44 24 28 <42> 0f b6 04 20 84 c0 0f 85 22 0d 00 00 4c 89 34 24 41 8b 2e 89 ee
RSP: 0018:ffffc90000a07eb8 EFLAGS: 00010002
RAX: 0000000000000038 RBX: 0000000000000008 RCX: 0000000000040000
RDX: ffffc90002392000 RSI: 0000000000000547 RDI: 0000000000000548
RBP: 0000000000000000 R08: ffff88813fe32017 R09: 1ffff11027fc6402
R10: dffffc0000000000 R11: ffffed1027fc6403 R12: dffffc0000000000
R13: ffff88813fe32010 R14: 00000000000001c0 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff88812515d000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000564f96919620 CR3: 000000003636e000 CR4: 00000000003526f0
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 31 ff xor %edi,%edi
2: 89 ee mov %ebp,%esi
4: e8 2e f3 37 00 call 0x37f337
9: 85 ed test %ebp,%ebp
b: 0f 85 ef 0c 00 00 jne 0xd00
11: e8 e1 ee 37 00 call 0x37eef7
16: 4d 8d b7 c0 01 00 00 lea 0x1c0(%r15),%r14
1d: 4c 89 f0 mov %r14,%rax
20: 48 c1 e8 03 shr $0x3,%rax
24: 48 89 44 24 28 mov %rax,0x28(%rsp)
* 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 0f 85 22 0d 00 00 jne 0xd58
36: 4c 89 34 24 mov %r14,(%rsp)
3a: 41 8b 2e mov (%r14),%ebp
3d: 89 ee mov %ebp,%esi