debug_vm_pgtable+0x242a/0x4640 mm/debug_vm_pgtable.c:1403 do_one_initcall+0x141/0x7d0 init/main.c:1306 do_initcall_level init/main.c:1379 [inline] do_initcalls init/main.c:1395 [inline] do_basic_setup init/main.c:1414 [inline] kernel_init_freeable+0x5ec/0x900 init/main.c:1634 kernel_init+0x1e/0x2c0 init/main.c:1522 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 ------------[ cut here ]------------ kernel BUG at mm/mmu_gather.c:139! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 14786 Comm: syz-executor.2 Not tainted 6.2.0-rc7-next-20230206-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:__tlb_remove_page_size+0x24c/0x480 mm/mmu_gather.c:139 Code: 01 00 00 8b 6d 0c e9 e1 fe ff ff e8 de 62 c1 ff 0f 0b e8 d7 62 c1 ff 4c 89 f7 48 c7 c6 40 7a 58 8a 48 83 e7 fc e8 64 0b fa ff <0f> 0b e8 bd 62 c1 ff 4c 8d 6b 24 48 b8 00 00 00 00 00 fc ff df 4c RSP: 0018:ffffc900036278d8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffc90003627cd8 RCX: 0000000000000000 RDX: ffff8880774cd7c0 RSI: ffffffff81c302bc RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff8e757017 R10: fffffbfff1ceae02 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000001 R14: ffffea0001199f80 R15: ffffc90003627d00 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32b45000 CR3: 000000000c56f000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __tlb_remove_page include/asm-generic/tlb.h:472 [inline] zap_pte_range mm/memory.c:1416 [inline] zap_pmd_range mm/memory.c:1536 [inline] zap_pud_range mm/memory.c:1565 [inline] zap_p4d_range mm/memory.c:1586 [inline] unmap_page_range+0x1226/0x3ce0 mm/memory.c:1607 unmap_single_vma+0x194/0x2a0 mm/memory.c:1653 unmap_vmas+0x234/0x380 mm/memory.c:1692 exit_mmap+0x190/0x7d0 mm/mmap.c:3036 __mmput+0x128/0x4c0 kernel/fork.c:1209 mmput+0x60/0x70 kernel/fork.c:1231 exit_mm kernel/exit.c:563 [inline] do_exit+0x9d7/0x2b60 kernel/exit.c:856 do_group_exit+0xd4/0x2a0 kernel/exit.c:1019 __do_sys_exit_group kernel/exit.c:1030 [inline] __se_sys_exit_group kernel/exit.c:1028 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1028 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: 0033:0x7f07d328c0c9 Code: Unable to access opcode bytes at 0x7f07d328c09f. RSP: 002b:00007fff2815f348 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f07d328c0c9 RDX: 00007f07d323df7b RSI: ffffffffffffffb8 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000075261218 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007fff2815f430 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__tlb_remove_page_size+0x24c/0x480 mm/mmu_gather.c:139 Code: 01 00 00 8b 6d 0c e9 e1 fe ff ff e8 de 62 c1 ff 0f 0b e8 d7 62 c1 ff 4c 89 f7 48 c7 c6 40 7a 58 8a 48 83 e7 fc e8 64 0b fa ff <0f> 0b e8 bd 62 c1 ff 4c 8d 6b 24 48 b8 00 00 00 00 00 fc ff df 4c RSP: 0018:ffffc900036278d8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffc90003627cd8 RCX: 0000000000000000 RDX: ffff8880774cd7c0 RSI: ffffffff81c302bc RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff8e757017 R10: fffffbfff1ceae02 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000001 R14: ffffea0001199f80 R15: ffffc90003627d00 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32b45000 CR3: 000000000c56f000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400