BUG: unable to handle page fault for address: fffffffffffffff9 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD c776067 P4D c776067 PUD c778067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 24185 Comm: syz-executor.5 Not tainted 6.4.0-syzkaller-10173-ga901a3568fd2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 RIP: 0010:idempotent kernel/module/main.c:3078 [inline] RIP: 0010:init_module_from_file+0x1cb/0x6a0 kernel/module/main.c:3124 Code: 00 4d 89 e7 49 83 ef 08 74 61 e8 a0 f1 12 00 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 59 04 00 00 <4d> 3b 2f 0f 84 ae 00 00 00 e8 77 f1 12 00 49 8d 7f 08 48 b8 00 00 RSP: 0018:ffffc9001513fd28 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 000000000000006a RCX: 0000000000000000 RDX: 1fffffffffffffff RSI: ffffffff8171dd30 RDI: ffff8880137f8ab0 RBP: ffff88807bf24a00 R08: 0000000000000001 R09: fffff52002a27f97 R10: 0000000000000003 R11: 0000000000000001 R12: ffffc900150cfe28 R13: ffff88808714cf30 R14: ffffffff92144470 R15: fffffffffffffff9 FS: 00007f5102630700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffffffff9 CR3: 0000000028fff000 CR4: 0000000000350ef0 Call Trace: __do_sys_finit_module kernel/module/main.c:3171 [inline] __se_sys_finit_module kernel/module/main.c:3154 [inline] __x64_sys_finit_module+0xfd/0x190 kernel/module/main.c:3154 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f510188c389 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5102630168 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 RAX: ffffffffffffffda RBX: 00007f51019abf80 RCX: 00007f510188c389 RDX: 0000000000000001 RSI: 0000000020000040 RDI: 0000000000000003 RBP: 00007f51018d7493 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffeaff2fd7f R14: 00007f5102630300 R15: 0000000000022000 Modules linked in: CR2: fffffffffffffff9 ---[ end trace 0000000000000000 ]--- RIP: 0010:idempotent kernel/module/main.c:3078 [inline] RIP: 0010:init_module_from_file+0x1cb/0x6a0 kernel/module/main.c:3124 Code: 00 4d 89 e7 49 83 ef 08 74 61 e8 a0 f1 12 00 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 59 04 00 00 <4d> 3b 2f 0f 84 ae 00 00 00 e8 77 f1 12 00 49 8d 7f 08 48 b8 00 00 RSP: 0018:ffffc9001513fd28 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 000000000000006a RCX: 0000000000000000 RDX: 1fffffffffffffff RSI: ffffffff8171dd30 RDI: ffff8880137f8ab0 RBP: ffff88807bf24a00 R08: 0000000000000001 R09: fffff52002a27f97 R10: 0000000000000003 R11: 0000000000000001 R12: ffffc900150cfe28 R13: ffff88808714cf30 R14: ffffffff92144470 R15: fffffffffffffff9 FS: 00007f5102630700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffffffff9 CR3: 0000000028fff000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 00 4d 89 add %cl,-0x77(%rbp) 3: e7 49 out %eax,$0x49 5: 83 ef 08 sub $0x8,%edi 8: 74 61 je 0x6b a: e8 a0 f1 12 00 callq 0x12f1af f: 4c 89 fa mov %r15,%rdx 12: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 19: fc ff df 1c: 48 c1 ea 03 shr $0x3,%rdx 20: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 24: 0f 85 59 04 00 00 jne 0x483 * 2a: 4d 3b 2f cmp (%r15),%r13 <-- trapping instruction 2d: 0f 84 ae 00 00 00 je 0xe1 33: e8 77 f1 12 00 callq 0x12f1af 38: 49 8d 7f 08 lea 0x8(%r15),%rdi 3c: 48 rex.W 3d: b8 .byte 0xb8