general protection fault, probably for non-canonical address 0xdffffc003ffffffe: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x00000001fffffff0-0x00000001fffffff7] CPU: 0 PID: 6371 Comm: syz-executor.4 Not tainted 6.4.0-next-20230630 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:init_module_from_file+0x1c1/0x6b0 Code: 0f 84 c4 01 00 00 e8 5e 36 12 00 4d 89 e7 49 83 ef 08 74 61 e8 50 36 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 5d 04 00 00 4d 3b 2f 0f 84 ae 00 00 00 e8 27 36 RSP: 0018:ffff8880425efd28 EFLAGS: 00010213 RAX: dffffc0000000000 RBX: 000000000000002e RCX: ffffc90004208000 RDX: 000000003ffffffe RSI: ffffffff813a30f0 RDI: ffff888041befe28 RBP: ffff88800df54000 R08: 0000000000000001 R09: ffffed10084bdf97 R10: 0000000000000003 R11: 0000000000000001 R12: ffff888041befe28 R13: ffff8880089331b0 R14: ffffffff87b7be10 R15: 00000001fffffff7 FS: 00007f0394dd6700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0394dd5f80 CR3: 00000000192b2000 CR4: 0000000000350ef0 Call Trace: __x64_sys_finit_module+0xee/0x160 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x6e/0xd8 RIP: 0033:0x7f0397881b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0394dd6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 RAX: ffffffffffffffda RBX: 00007f0397995020 RCX: 00007f0397881b19 RDX: 0000000000000006 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00007f03978dbf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe812a50ef R14: 00007f0394dd6300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:init_module_from_file+0x1c1/0x6b0 Code: 0f 84 c4 01 00 00 e8 5e 36 12 00 4d 89 e7 49 83 ef 08 74 61 e8 50 36 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 5d 04 00 00 4d 3b 2f 0f 84 ae 00 00 00 e8 27 36 RSP: 0018:ffff8880425efd28 EFLAGS: 00010213 RAX: dffffc0000000000 RBX: 000000000000002e RCX: ffffc90004208000 RDX: 000000003ffffffe RSI: ffffffff813a30f0 RDI: ffff888041befe28 RBP: ffff88800df54000 R08: 0000000000000001 R09: ffffed10084bdf97 R10: 0000000000000003 R11: 0000000000000001 R12: ffff888041befe28 R13: ffff8880089331b0 R14: ffffffff87b7be10 R15: 00000001fffffff7 FS: 00007f0394dd6700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0394dd5f80 CR3: 00000000192b2000 CR4: 0000000000350ef0 note: syz-executor.4[6371] exited with preempt_count 1 Bluetooth: hci0: command 0x0401 tx timeout Process accounting paused ---------------- Code disassembly (best guess): 0: 0f 84 c4 01 00 00 je 0x1ca 6: e8 5e 36 12 00 callq 0x123669 b: 4d 89 e7 mov %r12,%r15 e: 49 83 ef 08 sub $0x8,%r15 12: 74 61 je 0x75 14: e8 50 36 12 00 callq 0x123669 19: 4c 89 fa mov %r15,%rdx 1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 23: fc ff df 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 5d 04 00 00 jne 0x491 34: 4d 3b 2f cmp (%r15),%r13 37: 0f 84 ae 00 00 00 je 0xeb 3d: e8 .byte 0xe8 3e: 27 (bad) 3f: 36 ss