================================================================================
UBSAN: array-index-out-of-bounds in drivers/input/tablet/aiptek.c:741:31
index 41331 is out of range for type 'const int[34]'
CPU: 1 PID: 735 Comm: syz.1.81 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x24 lib/dump_stack.c:113
 ubsan_epilogue+0xe/0x40 lib/ubsan.c:151
 __ubsan_handle_out_of_bounds+0xdf/0xf0 lib/ubsan.c:282
 aiptek_irq+0x2045/0x29b0 drivers/input/tablet/aiptek.c:741
 __usb_hcd_giveback_urb+0x360/0x520 drivers/usb/core/hcd.c:1675
 usb_hcd_giveback_urb+0x11f/0x3e0 drivers/usb/core/hcd.c:1758
 dummy_timer+0xa25/0x3270 drivers/usb/gadget/udc/dummy_hcd.c:2004
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x398/0x890 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x19b/0x260 kernel/time/hrtimer.c:1766
 handle_softirqs+0x1d7/0x600 kernel/softirq.c:642
 __do_softirq kernel/softirq.c:680 [inline]
 invoke_softirq kernel/softirq.c:497 [inline]
 __irq_exit_rcu+0x52/0xf0 kernel/softirq.c:729
 irq_exit_rcu+0x9/0x10 kernel/softirq.c:741
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x58/0xc0 arch/x86/kernel/apic/apic.c:1118
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0033:0x7fac29c541c0
Code: 49 8b 47 10 48 39 f0 72 76 48 63 cd 48 01 c1 49 39 4f 08 72 54 8d 4d ff 85 ed 74 3b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 <48> 39 f0 72 1b 4d 8b 07 49 89 c1 49 29 f1 47 0f b6 0c 08 45 84 c9
RSP: 002b:00007fac2aca5470 EFLAGS: 00000206
RAX: 00000000004b67ed RBX: 00007fac2aca5530 RCX: 00000000000000fa
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007fac2aca55d0
RBP: 0000000000000102 R08: 00007fac203f8000 R09: 0000000000000000
R10: 0000000000000000 R11: 00007fac2aca5540 R12: 0000000000000001
R13: 00007fac29e52980 R14: 0000000000000000 R15: 00007fac2aca55d0
 </TASK>
================================================================================
================================================================================
UBSAN: array-index-out-of-bounds in drivers/input/tablet/aiptek.c:763:30
index 41332 is out of range for type 'const int[34]'
CPU: 1 PID: 735 Comm: syz.1.81 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x24 lib/dump_stack.c:113
 ubsan_epilogue+0xe/0x40 lib/ubsan.c:151
 __ubsan_handle_out_of_bounds+0xdf/0xf0 lib/ubsan.c:282
 aiptek_irq+0x1f14/0x29b0 drivers/input/tablet/aiptek.c:763
 __usb_hcd_giveback_urb+0x360/0x520 drivers/usb/core/hcd.c:1675
 usb_hcd_giveback_urb+0x11f/0x3e0 drivers/usb/core/hcd.c:1758
 dummy_timer+0xa25/0x3270 drivers/usb/gadget/udc/dummy_hcd.c:2004
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x398/0x890 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x19b/0x260 kernel/time/hrtimer.c:1766
 handle_softirqs+0x1d7/0x600 kernel/softirq.c:642
 __do_softirq kernel/softirq.c:680 [inline]
 invoke_softirq kernel/softirq.c:497 [inline]
 __irq_exit_rcu+0x52/0xf0 kernel/softirq.c:729
 irq_exit_rcu+0x9/0x10 kernel/softirq.c:741
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x58/0xc0 arch/x86/kernel/apic/apic.c:1118
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0033:0x7fac29c541c0
Code: 49 8b 47 10 48 39 f0 72 76 48 63 cd 48 01 c1 49 39 4f 08 72 54 8d 4d ff 85 ed 74 3b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 <48> 39 f0 72 1b 4d 8b 07 49 89 c1 49 29 f1 47 0f b6 0c 08 45 84 c9
RSP: 002b:00007fac2aca5470 EFLAGS: 00000206
RAX: 00000000004b67ed RBX: 00007fac2aca5530 RCX: 00000000000000fa
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007fac2aca55d0
RBP: 0000000000000102 R08: 00007fac203f8000 R09: 0000000000000000
R10: 0000000000000000 R11: 00007fac2aca5540 R12: 0000000000000001
R13: 00007fac29e52980 R14: 0000000000000000 R15: 00007fac2aca55d0
 </TASK>
================================================================================
aiptek 1-1:0.0: aiptek_irq - usb_submit_urb failed with result -19