------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Not tainted syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff88811aee5400 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff8881181e8220
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2e0aa651b0 CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Tainted: G        W          syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff88811d030c00 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff888118ccf360
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000557f2e045070 CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Tainted: G        W          syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff88811e1e2600 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff88811d591ac0
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32663fff CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Tainted: G        W          syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff888118ed5a00 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff88811d591920
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32663fff CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Tainted: G        W          syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff88811e82de00 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff88811e11cbe0
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32663fff CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Tainted: G        W          syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff88811ecdaa00 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff88811e11ce80
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c005c91000 CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Tainted: G        W          syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff88811ef87400 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff88811e9706e0
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb00a5b7dac CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
usb 3-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:504 usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 UID: 0 PID: 95 Comm: acpid Tainted: G        W          syzkaller #0 b2a579c784e48b752010fd0fc74ab2c2cbe35779
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xca8/0x1800 drivers/usb/core/urb.c:503
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 d5 08 00 00 45 8b 45 00 48 c7 c7 c0 4f 47 86 4c 89 fe 4c 89 e2 e8 d8 cc 7b fd <0f> 0b 44 8b 6d ac 44 0f b6 75 98 4c 89 f7 48 c7 c6 40 40 7d 87 e8
RSP: 0018:ffffc900007ef638 EFLAGS: 00010246
RAX: 973f76d8b636bf00 RBX: ffff888119052600 RCX: ffff88810b795f00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900007ef6b8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff0e5ef10 R12: ffff88811e970e00
R13: ffffffff86474ee8 R14: dffffc0000000000 R15: ffffffff8647ac00
FS:  00007fac05995740(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32663fff CR3: 000000010bb92000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 hanwang_open+0xa3/0xd0 drivers/input/tablet/hanwang.c:284
 input_open_device+0x183/0x310 drivers/input/input.c:617
 evdev_open_device drivers/input/evdev.c:391 [inline]
 evdev_open+0x492/0x650 drivers/input/evdev.c:478
 chrdev_open+0x4db/0x5f0 fs/char_dev.c:414
 do_dentry_open+0x97b/0x1510 fs/open.c:960
 vfs_open+0x86/0x230 fs/open.c:1090
 do_open fs/namei.c:3774 [inline]
 path_openat+0x2b6c/0x34b0 fs/namei.c:3933
 do_filp_open+0x1c6/0x3e0 fs/namei.c:3960
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1438
 do_sys_open fs/open.c:1453 [inline]
 __do_sys_openat fs/open.c:1469 [inline]
 __se_sys_openat fs/open.c:1464 [inline]
 __x64_sys_openat+0x13a/0x170 fs/open.c:1464
 x64_sys_call+0xe69/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fac05a1f407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007fff00768db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fac05995740 RCX: 00007fac05a1f407
RDX: 0000000000080800 RSI: 00007fff00768fc0 RDI: ffffffffffffff9c
RBP: 00007fff00768fc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040
R13: 00007fff007690c0 R14: 00005611c64bf7fe R15: 00007fff007690c0
 </TASK>
---[ end trace 0000000000000000 ]---