R13: 0000000020ffc000 R14: 0000000020000200 R15: 00000000200a0000 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 12167 at arch/x86/mm/pat/memtype.c:1019 get_pat_info+0x216/0x270 arch/x86/mm/pat/memtype.c:1019 Modules linked in: CPU: 0 PID: 12167 Comm: syz-executor.3 Not tainted 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:get_pat_info+0x216/0x270 arch/x86/mm/pat/memtype.c:1019 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 RSP: 0018:ffff88805b7e7890 EFLAGS: 00010216 RAX: 000000000001401e RBX: ffff888050f3b900 RCX: ffffc900033f9000 RDX: 0000000000040000 RSI: ffffffff81124466 RDI: 0000000000000007 RBP: ffff88805b7e7948 R08: 0000000000000000 R09: ffff88805b7e7818 R10: 0000000000000020 R11: 0000000000000001 R12: 0000000000000028 R13: 1ffff1100b6fcf12 R14: 0000000000000000 R15: ffff888050f3b950 FS: 00007f552fb66700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7e4fa9ad58 CR3: 000000000e5b4000 CR4: 0000000000350ef0 Call Trace: loop0: detected capacity change from 0 to 32768 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: 0033:0x7f55325f0b62 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:00007f552fb660f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007f55325f0b62 RDX: 0000000000000003 RSI: 0000000000010000 RDI: 0000000020ffc000 RBP: 0000000020ffc000 R08: 0000000000000004 R09: 0000000010000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000480 R13: 0000000020ffc000 R14: 0000000020000200 R15: 00000000200a0000 irq event stamp: 1083 hardirqs last enabled at (1093): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1102): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (592): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (541): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 688fdd747f6da450 ]--- FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 12178 Comm: syz-executor.7 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4963 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:5005 alloc_pages_current+0x187/0x280 mm/mempolicy.c:2266 alloc_pages include/linux/gfp.h:547 [inline] __get_free_pages mm/page_alloc.c:5058 [inline] get_zeroed_page+0x14/0xb0 mm/page_alloc.c:5067 mon_alloc_buff+0xed/0x250 drivers/usb/mon/mon_bin.c:1341 mon_bin_ioctl+0x493/0xcc0 drivers/usb/mon/mon_bin.c:1034 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x19a/0x210 fs/ioctl.c:739 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f6bde1e2b19 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 RSP: 002b:00007f6bdb758188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f6bde2f5f60 RCX: 00007f6bde1e2b19 RDX: 00000000000c666e RSI: 0000000000009204 RDI: 0000000000000003 RBP: 00007f6bdb7581d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffd3e37627f R14: 00007f6bdb758300 R15: 0000000000022000