splice_direct_to_actor+0x2ab/0x8a0 fs/splice.c:864 do_splice_direct+0x1ab/0x280 fs/splice.c:973 do_sendfile+0xb19/0x12c0 fs/read_write.c:1255 __do_sys_sendfile64 fs/read_write.c:1323 [inline] __se_sys_sendfile64 fs/read_write.c:1309 [inline] __x64_sys_sendfile64+0x1d0/0x210 fs/read_write.c:1309 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 ------------[ cut here ]------------ kernel BUG at mm/mmu_gather.c:139! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 16957 Comm: syz-executor.1 Not tainted 6.2.0-rc7-next-20230208-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 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 ae 4e c1 ff 0f 0b e8 a7 4e c1 ff 4c 89 f7 48 c7 c6 00 7b 58 8a 48 83 e7 fc e8 04 f6 f9 ff <0f> 0b e8 8d 4e c1 ff 4c 8d 6b 24 48 b8 00 00 00 00 00 fc ff df 4c RSP: 0018:ffffc9000317f830 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffffc9000317faa0 RCX: ffffc90003d21000 RDX: 0000000000040000 RSI: ffffffff81c31f4c RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff8e75bd17 R10: fffffbfff1ceb7a2 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000001 R14: ffffea0001f36200 R15: ffffc9000317fac8 FS: 00007fcd3a97f700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000201c8000 CR3: 0000000073d66000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tlb_remove_page_size include/asm-generic/tlb.h:466 [inline] tlb_remove_page+0x12/0x30 include/asm-generic/tlb.h:481 paravirt_tlb_remove_table arch/x86/include/asm/paravirt.h:92 [inline] ___pte_free_tlb+0x123/0x1a0 arch/x86/mm/pgtable.c:57 __pte_free_tlb arch/x86/include/asm/pgalloc.h:61 [inline] free_pte_range mm/memory.c:179 [inline] free_pmd_range mm/memory.c:197 [inline] free_pud_range mm/memory.c:231 [inline] free_p4d_range mm/memory.c:265 [inline] free_pgd_range+0x497/0xbf0 mm/memory.c:345 free_pgtables+0x392/0x420 mm/memory.c:386 unmap_region+0x233/0x2d0 mm/mmap.c:2144 do_vmi_align_munmap+0x9ca/0xf60 mm/mmap.c:2395 do_vmi_munmap+0x26e/0x2c0 mm/mmap.c:2452 __vm_munmap+0x136/0x280 mm/mmap.c:2731 __do_sys_munmap mm/mmap.c:2756 [inline] __se_sys_munmap mm/mmap.c:2753 [inline] __x64_sys_munmap+0x59/0x80 mm/mmap.c:2753 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: 0033:0x7fcd39c8c1d7 Code: 00 00 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb 85 66 2e 0f 1f 84 00 00 00 00 00 90 b8 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcd3a97ef38 EFLAGS: 00000246 ORIG_RAX: 000000000000000b RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcd39c8c1d7 RDX: 0000000000100000 RSI: 0000000000100000 RDI: 00007fcd303ff000 RBP: 00007fcd303ff000 R08: 0000000000000000 R09: 0000000000000755 R10: 0000000000100000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcd3a97efdc R14: 00007fcd3a97efe0 R15: 0000000020000842 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 ae 4e c1 ff 0f 0b e8 a7 4e c1 ff 4c 89 f7 48 c7 c6 00 7b 58 8a 48 83 e7 fc e8 04 f6 f9 ff <0f> 0b e8 8d 4e c1 ff 4c 8d 6b 24 48 b8 00 00 00 00 00 fc ff df 4c RSP: 0018:ffffc9000317f830 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffffc9000317faa0 RCX: ffffc90003d21000 RDX: 0000000000040000 RSI: ffffffff81c31f4c RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff8e75bd17 R10: fffffbfff1ceb7a2 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000001 R14: ffffea0001f36200 R15: ffffc9000317fac8 FS: 00007fcd3a97f700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f648e185058 CR3: 0000000073d66000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400