binfmt ffffffff88e6bb80 flags 200cd core_state 0000000000000000 ioctx_table 0000000000000000 owner ffff88804e8fc380 exe_file ffff8880a0b4f580 mmu_notifier_mm 0000000000000000 ------------[ cut here ]------------ kernel BUG at mm/mmap.c:393! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 21752 Comm: syz-executor.4 Not tainted 4.19.136-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:validate_mm+0x484/0x610 mm/mmap.c:393 Code: a2 a7 d4 ff 44 89 e6 bf ff ff ff ff e8 05 a9 d4 ff 41 83 fc ff 0f 85 9f 07 01 00 e8 86 a7 d4 ff 48 8b 7c 24 18 e8 bc 80 fc ff <0f> 0b e8 75 a7 d4 ff 48 8b 54 24 20 48 b8 00 00 00 00 00 fc ff df RSP: 0018:ffff8881f10ffbb0 EFLAGS: 00010286 RAX: 0000000000000366 RBX: 0000000000000024 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8154cf01 RDI: ffffed103e21ff15 RBP: 0000000000000000 R08: 0000000000000366 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000001ef3940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe812b1bb7 CR3: 00000002014c7000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: mmap_region+0x1012/0x16b0 mm/mmap.c:1780 do_mmap+0x8e8/0x1080 mm/mmap.c:1530 do_mmap_pgoff include/linux/mm.h:2326 [inline] vm_mmap_pgoff+0x197/0x200 mm/util.c:357 ksys_mmap_pgoff+0x45f/0x5a0 mm/mmap.c:1580 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45ccca Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 RSP: 002b:00007ffd53c49708 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045ccca RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 Modules linked in: ---[ end trace c2ff1347372573b5 ]--- RIP: 0010:validate_mm+0x484/0x610 mm/mmap.c:393 Code: a2 a7 d4 ff 44 89 e6 bf ff ff ff ff e8 05 a9 d4 ff 41 83 fc ff 0f 85 9f 07 01 00 e8 86 a7 d4 ff 48 8b 7c 24 18 e8 bc 80 fc ff <0f> 0b e8 75 a7 d4 ff 48 8b 54 24 20 48 b8 00 00 00 00 00 fc ff df RSP: 0018:ffff8881f10ffbb0 EFLAGS: 00010286 RAX: 0000000000000366 RBX: 0000000000000024 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8154cf01 RDI: ffffed103e21ff15 RBP: 0000000000000000 R08: 0000000000000366 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000001ef3940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe812b1bb7 CR3: 00000002014c7000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400