RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000200000b15000 RBP: 00007f7c36c30090 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f7c35fb5fa0 R15: 00007ffe5a2d4958 ------------[ cut here ]------------ kernel BUG at mm/mmap.c:2852! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 473 Comm: syz.2.16 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:__mmap_region mm/mmap.c:2852 [inline] RIP: 0010:mmap_region+0x2144/0x2290 mm/mmap.c:3028 Code: 80 c1 03 38 c1 0f 8c de f8 ff ff 4c 89 ff 49 89 d5 e8 10 17 09 00 4c 89 ea e9 cb f8 ff ff e8 f3 a6 c4 ff 0f 0b e8 ec a6 c4 ff <0f> 0b 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 8e fa ff ff 4c 89 e7 RSP: 0018:ffffc90000987a40 EFLAGS: 00010293 RAX: ffffffff81ab7734 RBX: 0000200000b18000 RCX: ffff88811b33d100 RDX: 0000000000000000 RSI: 0000200000b17fff RDI: 0000200000b18000 RBP: ffffc90000987c30 R08: ffff88811b33d100 R09: 0000000000000003 R10: 0000000000000003 R11: 0000000000000000 R12: 0000200000b15000 R13: ffff8881195f5c80 R14: 0000200000b18000 R15: 0000200000b17fff FS: 00007f7c36c306c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3095ffff CR3: 000000012ceb7000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_mmap+0x843/0xdc0 mm/mmap.c:1490 vm_mmap_pgoff+0x1f5/0x3f0 mm/util.c:525 ksys_mmap_pgoff+0x161/0x1d0 mm/mmap.c:1536 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:93 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline] __x64_sys_mmap+0xfa/0x110 arch/x86/kernel/sys_x86_64.c:86 x64_sys_call+0x8fd/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:10 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7c35d8e969 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7c36c30038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f7c35fb5fa0 RCX: 00007f7c35d8e969 RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000200000b15000 RBP: 00007f7c36c30090 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f7c35fb5fa0 R15: 00007ffe5a2d4958 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__mmap_region mm/mmap.c:2852 [inline] RIP: 0010:mmap_region+0x2144/0x2290 mm/mmap.c:3028 Code: 80 c1 03 38 c1 0f 8c de f8 ff ff 4c 89 ff 49 89 d5 e8 10 17 09 00 4c 89 ea e9 cb f8 ff ff e8 f3 a6 c4 ff 0f 0b e8 ec a6 c4 ff <0f> 0b 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 8e fa ff ff 4c 89 e7 RSP: 0018:ffffc90000987a40 EFLAGS: 00010293 RAX: ffffffff81ab7734 RBX: 0000200000b18000 RCX: ffff88811b33d100 RDX: 0000000000000000 RSI: 0000200000b17fff RDI: 0000200000b18000 RBP: ffffc90000987c30 R08: ffff88811b33d100 R09: 0000000000000003 R10: 0000000000000003 R11: 0000000000000000 R12: 0000200000b15000 R13: ffff8881195f5c80 R14: 0000200000b18000 R15: 0000200000b17fff FS: 00007f7c36c306c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3095ffff CR3: 000000012ceb7000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400