Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4751 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
pc : ptrace_request+0xe84/0x1e44 kernel/ptrace.c:1263
lr : ptrace_request+0xe5c/0x1e44 kernel/ptrace.c:1263
sp : ffff80001fad7a20
x29: ffff80001fad7c90 x28: 0000000000000000 x27: 1fffe0001ab4836c
x26: ffff0000d5a41b64 x25: 00000000fffffff2 x24: ffff0000d5a41b40
x23: 0000000000004204 x22: 0000000000000002 x21: ffff0000c23d0000
x20: 0000000000000000 x19: ffff700003f5af4c x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000081b72c8 x15: 000000000000420f
x14: 0000000000ff0100 x13: 1ffff0000287002b x12: 0000000097863b1e
x11: ff808000081b72a0 x10: 0000000000000000 x9 : 0000ffffffffffff
x8 : 0000000000000000 x7 : ffff800008762410 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 ptrace_request+0xe84/0x1e44 kernel/ptrace.c:1263
 arch_ptrace+0x78/0x94 arch/arm64/kernel/ptrace.c:1794
 __do_sys_ptrace kernel/ptrace.c:1338 [inline]
 __se_sys_ptrace kernel/ptrace.c:1303 [inline]
 __arm64_sys_ptrace+0x1d0/0x59c kernel/ptrace.c:1303
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x5c/0x140 arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1d0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: ea29011f 9a9f028a d503229f f840095c (2a1903e1) 
---[ end trace af68a56e03b05d01 ]---
----------------
Code disassembly (best guess):
   0:	ea29011f 	bics	xzr, x8, x9
   4:	9a9f028a 	csel	x10, x20, xzr, eq	// eq = none
   8:	d503229f 	csdb
   c:	f840095c 	ldtr	x28, [x10]
* 10:	2a1903e1 	mov	w1, w25 <-- trapping instruction