syzbot

Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4323 Comm: syz.4.55 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
pc : generic_map_update_batch+0x3d8/0x9f4 kernel/bpf/syscall.c:1403
lr : generic_map_update_batch+0x3b4/0x9f4 kernel/bpf/syscall.c:1403
sp : ffff80001fc07a40
x29: ffff80001fc07b50 x28: 1ffff00003f80f5c x27: 0000000000000004
x26: 1ffff00003f80f8d x25: dfff800000000000 x24: 0000000020000320
x23: 0000000000000001 x22: 0000002000032000 x21: 00000000fffffff2
x20: ffff80001fc07c68 x19: ffff0000dc892000 x18: 0000000000000000
x17: 0000000000000002 x16: ffff8000085178c0 x15: 0000000000000015
x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000000020000320 x9 : 0000ffffffffffff
x8 : 0000000020000320 x7 : ffff800008750ed4 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 generic_map_update_batch+0x3d8/0x9f4 kernel/bpf/syscall.c:1403
 bpf_map_do_batch+0x388/0x530 kernel/bpf/syscall.c:-1
 __sys_bpf+0x5d0/0x5f0 kernel/bpf/syscall.c:-1
 __do_sys_bpf kernel/bpf/syscall.c:4755 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4753 [inline]
 __arm64_sys_bpf+0x80/0x98 kernel/bpf/syscall.c:4753
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 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 2a1f03f5 2a1f03e0 b8000955 (2a1503e1) 
---[ end trace c3167f5354f36284 ]---
----------------
Code disassembly (best guess):
   0:	d503229f 	csdb
   4:	2a1f03f5 	mov	w21, wzr
   8:	2a1f03e0 	mov	w0, wzr
   c:	b8000955 	sttr	w21, [x10]
* 10:	2a1503e1 	mov	w1, w21 <-- trapping instruction