Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4949 Comm: syz.0.16 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 : ioctl_fibmap fs/ioctl.c:91 [inline]
pc : file_ioctl fs/ioctl.c:331 [inline]
pc : do_vfs_ioctl+0x20e0/0x23f0 fs/ioctl.c:853
lr : __uaccess_mask_ptr arch/arm64/include/asm/uaccess.h:239 [inline]
lr : ioctl_fibmap fs/ioctl.c:91 [inline]
lr : file_ioctl fs/ioctl.c:331 [inline]
lr : do_vfs_ioctl+0x20c4/0x23f0 fs/ioctl.c:853
sp : ffff80001fbd7a00
x29: ffff80001fbd7cd0 x28: dfff800000000000 x27: 0000000000000000
x26: ffff80001fbd7a40 x25: 1fffe0001b9c76d4 x24: 0000000020000080
x23: 0000000000000000 x22: 0000000000000000 x21: 0000000000000001
x20: 00000000fffffff2 x19: ffff700003f7af48 x18: 0000000000000000
x17: ffff800016e33000 x16: ffff80000892c4b4 x15: ffff800016913500
x14: 0000000000000001 x13: 1ffff0000285402b x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000020000080
x8 : 0000ffffffffffff x7 : ffff800008758eb0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 ioctl_fibmap fs/ioctl.c:91 [inline]
 file_ioctl fs/ioctl.c:331 [inline]
 do_vfs_ioctl+0x20e0/0x23f0 fs/ioctl.c:853
 __do_sys_ioctl fs/ioctl.c:872 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x13c 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: d503229f 2a1f03f4 2a1f03e0 b8000937 (2a1403e1) 
---[ end trace 9629298587d084fa ]---
----------------
Code disassembly (best guess):
   0:	d503229f 	csdb
   4:	2a1f03f4 	mov	w20, wzr
   8:	2a1f03e0 	mov	w0, wzr
   c:	b8000937 	sttr	w23, [x9]
* 10:	2a1403e1 	mov	w1, w20 <-- trapping instruction