___sys_sendmsg+0xf3/0x170 net/socket.c:2432 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21585 at arch/x86/mm/pat/memtype.c:1019 get_pat_info+0x216/0x270 arch/x86/mm/pat/memtype.c:1019 Modules linked in: __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 CPU: 1 PID: 21585 Comm: syz-executor.6 Not tainted 5.10.246 #1 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fa8a63c2b19 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 bc ff ff ff f7 d8 64 89 01 48 RIP: 0010:get_pat_info+0x216/0x270 arch/x86/mm/pat/memtype.c:1019 RSP: 002b:00007fa8a3938188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa8a64d5f60 RCX: 00007fa8a63c2b19 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 Code: c1 ea 03 80 3c 02 00 75 71 49 89 1e eb 8e e8 31 89 2e 00 0f 0b e9 97 fe ff ff 41 bc ea ff ff ff e9 77 ff ff ff e8 1a 89 2e 00 <0f> 0b 41 bc ea ff ff ff e9 65 ff ff ff 4c 89 ff e8 a5 a2 5a 00 e9 RBP: 00007fa8a39381d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffcf7e6142f R14: 00007fa8a3938300 R15: 0000000000022000 RSP: 0018:ffff888044657890 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff8880459e0500 RCX: ffffc900049f8000 RDX: 0000000000040000 RSI: ffffffff81124466 RDI: 0000000000000007 RBP: ffff888044657948 R08: 0000000000000000 R09: ffff888044657818 R10: 0000000000000020 R11: 0000000000000001 R12: 0000000000000028 R13: 1ffff110088caf12 R14: 0000000000000000 R15: ffff8880459e0550 FS: 00007faa1bcef700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe16d57968 CR3: 0000000045394000 CR4: 0000000000350ee0 Call Trace: untrack_pfn+0xdc/0x240 arch/x86/mm/pat/memtype.c:1121 unmap_single_vma+0x1bc/0x300 mm/memory.c:1499 zap_page_range_single+0x2ce/0x450 mm/memory.c:1603 remap_pfn_range_notrack mm/memory.c:2363 [inline] remap_pfn_range+0x139/0x160 mm/memory.c:2388 io_uring_mmap+0x398/0x530 io_uring/io_uring.c:9805 call_mmap include/linux/fs.h:2044 [inline] mmap_file+0x5e/0xe0 mm/util.c:1080 __mmap_region mm/mmap.c:1817 [inline] mmap_region+0xc4d/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0x41c/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7faa1e779b62 Code: 00 00 00 00 00 0f 1f 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 c7 c0 bc ff ff ff 64 RSP: 002b:00007faa1bcef0f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007faa1e779b62 RDX: 0000000000000003 RSI: 0000000000120140 RDI: 0000000020ffd000 RBP: 0000000020ffd000 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000140 R13: 0000000020ffc000 R14: 0000000020000100 R15: 0000000020ffd000 irq event stamp: 2471 hardirqs last enabled at (2481): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2490): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1976): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1793): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace d77e12ffe1460ea1 ]---