------------[ cut here ]------------ WARNING: CPU: 0 PID: 777 at arch/arm64/kernel/fpsimd.c:1401 do_sve_acc+0x74/0x120 arch/arm64/kernel/fpsimd.c:1400 Modules linked in: CPU: 0 PID: 777 Comm: syz-executor.1 Not tainted 6.9.0-rc1-syzkaller-00009-g7033999ecd7b #0 Hardware name: linux,dummy-virt (DT) pstate: 01400009 (nzcv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--) pc : do_sve_acc+0x74/0x120 arch/arm64/kernel/fpsimd.c:1401 lr : do_sve_acc+0x50/0x120 arch/arm64/kernel/fpsimd.c:1392 sp : ffff80008ad33e60 x29: ffff80008ad33e60 x28: f4ff0000073a0000 x27: 0000000000000000 x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000 x23: 0000000080001000 x22: 0000ffff97656e94 x21: 00000000ffffffff x20: f4ff0000073a11c8 x19: f4ff0000073a0000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : f9ff00000c314888 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000800000 Call trace: do_sve_acc+0x74/0x120 arch/arm64/kernel/fpsimd.c:1400 el0_sve_acc+0x6c/0xb8 arch/arm64/kernel/entry-common.c:614 el0t_64_sync_handler+0xf4/0x12c arch/arm64/kernel/entry-common.c:742 el0t_64_sync+0x19c/0x1a0 arch/arm64/kernel/entry.S:598 ---[ end trace 0000000000000000 ]---