RAX: ffffffffffffffda RBX: 00007fb92519bf80 RCX: 00007fb92507c959 RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000000020ffd000 RBP: 00007fb925e6b120 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000012 R11: 0000000000000246 R12: 0000000000000001 R13: 000000000000000b R14: 00007fb92519bf80 R15: 00007ffcf8b3b478 ------------[ cut here ]------------ kernel BUG at mm/mmap.c:2852! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 345 Comm: syz-executor.0 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:ffffc90001417a40 EFLAGS: 00010293 RAX: ffffffff81ab7734 RBX: 0000000021000000 RCX: ffff888111eb9440 RDX: 0000000000000000 RSI: 0000000020ffffff RDI: 0000000021000000 RBP: ffffc90001417c30 R08: ffff888111eb9440 R09: 0000000000000003 R10: 0000000000000003 R11: 0000000000000000 R12: 0000000020ffd000 R13: ffff88810ff87380 R14: 0000000021000000 R15: 0000000020ffffff FS: 00007fb925e6b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb925e6aff8 CR3: 000000012484d000 CR4: 00000000003506a0 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: 0033:0x7fb92507c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb925e6b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fb92519bf80 RCX: 00007fb92507c959 RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000000020ffd000 RBP: 00007fb925e6b120 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000012 R11: 0000000000000246 R12: 0000000000000001 R13: 000000000000000b R14: 00007fb92519bf80 R15: 00007ffcf8b3b478 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:ffffc90001417a40 EFLAGS: 00010293 RAX: ffffffff81ab7734 RBX: 0000000021000000 RCX: ffff888111eb9440 RDX: 0000000000000000 RSI: 0000000020ffffff RDI: 0000000021000000 RBP: ffffc90001417c30 R08: ffff888111eb9440 R09: 0000000000000003 R10: 0000000000000003 R11: 0000000000000000 R12: 0000000020ffd000 R13: ffff88810ff87380 R14: 0000000021000000 R15: 0000000020ffffff FS: 00007fb925e6b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb925e6aff8 CR3: 000000012484d000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400