cpu1: Ratio of byte access time to unaligned word access is 7.32, unaligned accesses are fast ------------[ cut here ]------------ kernel BUG at arch/riscv/mm/physaddr.c:31! Kernel BUG [#1] Modules linked in: CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.7.0-rc1-syzkaller-geb46a0076501 #0 Hardware name: riscv-virtio,qemu (DT) epc : __phys_addr_symbol+0x144/0x150 arch/riscv/mm/physaddr.c:31 ra : __phys_addr_symbol+0x144/0x150 arch/riscv/mm/physaddr.c:31 epc : ffffffff800200b4 ra : ffffffff800200b4 sp : ff20000000013d10 gp : ffffffff861f60a0 tp : ff6000000b260000 t0 : 26747970652d3e69 t1 : fffffffef0a8ad5d t2 : 0000000000000000 s0 : ff20000000013d40 s1 : ff60000003a00000 a0 : 0000000000000006 a1 : ffffffff80000000 a2 : 0000000000000002 a3 : ffffffff800200b4 a4 : 0000000000000000 a5 : ff6000000b261000 a6 : 0000000000000003 a7 : ffffffff85456aef s2 : ffffffff8816d000 s3 : ffffffff80000000 s4 : ffffffff84e6f2b0 s5 : ff60000003a00000 s6 : 0000000000000000 s7 : 0000000000000000 s8 : ffffffff861f5c40 s9 : 0000000000000000 s10: 0000000000000000 s11: 0000000000000000 t3 : ffffffffffffffff t4 : fffffffef0a8ad5d t5 : fffffffef0a8ad5e t6 : ff6000001428a2e0 status: 0000000200000120 badaddr: 0000000000000000 cause: 0000000000000003 [] __phys_addr_symbol+0x144/0x150 arch/riscv/mm/physaddr.c:31 [] __set_memory+0x1c0/0x762 arch/riscv/mm/pageattr.c:308 [] set_memory_rw_nx+0x24/0x30 arch/riscv/mm/pageattr.c:346 [] set_kernel_memory arch/riscv/include/asm/set_memory.h:27 [inline] [] free_initmem+0x52/0x8c arch/riscv/kernel/setup.c:323 [] kernel_init+0x44/0x21e init/main.c:1450 [] ret_from_fork+0xe/0x1c arch/riscv/kernel/entry.S:221 Code: 84b3 4124 b745 4985 1996 bf65 7097 0025 80e7 ecc0 (9002) 7097 ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 412484b3 sub s1,s1,s2 4: b745 j 0xffffffffffffffa4 6: 4985 li s3,1 8: 1996 sll s3,s3,0x25 a: bf65 j 0xffffffffffffffc2 c: 00257097 auipc ra,0x257 10: ecc080e7 jalr -308(ra) # 0x256ed8 * 14: 9002 ebreak <-- trapping instruction 16: 97 70 Address 0x16 is out of bounds.