[U] vÔ3¸Âfù¾"WçÁ/Éê4:ÃXTz“W¡t‘’lWµ«= ------------[ cut here ]------------ WARNING: CPU: 1 PID: 12473 at mm/page_table_check.c:207 page_table_check_pte_flags mm/page_table_check.c:207 [inline] WARNING: CPU: 1 PID: 12473 at mm/page_table_check.c:207 __page_table_check_ptes_set+0x2fa/0x3e0 mm/page_table_check.c:220 Modules linked in: CPU: 1 UID: 0 PID: 12473 Comm: syz.4.1847 Not tainted 6.13.0-rc2-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:page_table_check_pte_flags mm/page_table_check.c:207 [inline] RIP: 0010:__page_table_check_ptes_set+0x2fa/0x3e0 mm/page_table_check.c:220 Code: e9 91 fe ff ff e8 96 8c 91 ff 48 8b 2c 24 31 ff 83 e5 02 48 89 ee e8 f5 8e 91 ff 48 85 ed 0f 84 85 00 00 00 e8 77 8c 91 ff 90 <0f> 0b 90 e9 e9 fd ff ff e8 69 8c 91 ff eb 69 cc cc cc e8 5f 8c 91 RSP: 0018:ffffc90005a0f128 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888056df3160 RCX: ffffffff820877bb RDX: ffff888032b92440 RSI: ffffffff820877c9 RDI: 0000000000000007 RBP: 0000000000000002 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000004 R12: 0000000000000001 R13: ffff8880234e9380 R14: 0000000000000001 R15: 1ffff92000b41e27 FS: 00007f9588bf86c0(0000) GS:ffff88806a700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa45a3a7c70 CR3: 0000000044bf2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: page_table_check_ptes_set include/linux/page_table_check.h:74 [inline] set_ptes include/linux/pgtable.h:288 [inline] do_swap_page+0x2e14/0x5970 mm/memory.c:4597 handle_pte_fault mm/memory.c:5804 [inline] __handle_mm_fault+0x1055/0x2a40 mm/memory.c:5944 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6112 faultin_page mm/gup.c:1196 [inline] __get_user_pages+0x8d9/0x3b50 mm/gup.c:1494 __get_user_pages_locked mm/gup.c:1760 [inline] __gup_longterm_locked+0x5ff/0x1870 mm/gup.c:2537 gup_fast_fallback+0x1802/0x2690 mm/gup.c:3434 pin_user_pages_fast+0xa8/0x100 mm/gup.c:3540 io_pin_pages+0xe1/0x1e0 io_uring/memmap.c:158 io_sqe_buffer_register+0x22f/0x22d0 io_uring/rsrc.c:743 io_sqe_buffers_register+0x1fa/0x740 io_uring/rsrc.c:845 __io_uring_register+0x222f/0x2290 io_uring/register.c:646 __do_sys_io_uring_register io_uring/register.c:907 [inline] __se_sys_io_uring_register io_uring/register.c:884 [inline] __x64_sys_io_uring_register+0x17a/0x2b0 io_uring/register.c:884 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9587d7fed9 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:00007f9588bf8058 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab RAX: ffffffffffffffda RBX: 00007f9587f45fa0 RCX: 00007f9587d7fed9 RDX: 00000000200002c0 RSI: 0000000000000000 RDI: 000000000000000f RBP: 00007f9587df3cc8 R08: 0000000000000000 R09: 0000000000000000 R10: 100000000000011a R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f9587f45fa0 R15: 00007ffc9689bbb8