RBP: 0000000020ffa000 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020001380 R13: 0000000020ffe000 R14: 0000000020000000 R15: 0000000020ffa000 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 11429 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: 11429 Comm: syz-executor.5 Not tainted 5.10.230 #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 01 88 2e 00 0f 0b e9 97 fe ff ff 41 bc ea ff ff ff e9 77 ff ff ff e8 ea 87 2e 00 <0f> 0b 41 bc ea ff ff ff e9 65 ff ff ff 4c 89 ff e8 b5 7d 5a 00 e9 RSP: 0018:ffff88803df5f8b0 EFLAGS: 00010216 RAX: 000000000000a5ec RBX: ffff88800cc85e00 RCX: ffffc90004827000 RDX: 0000000000040000 RSI: ffffffff81123696 RDI: 0000000000000007 RBP: ffff88803df5f968 R08: 0000000000000000 R09: ffff88803df5f838 R10: 0000000000000020 R11: 0000000000000001 R12: 0000000000000028 R13: 1ffff11007bebf16 R14: 0000000000000000 R15: ffff88800cc85e50 FS: 00007f71db0be700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6facd149c0 CR3: 00000000473be000 CR4: 0000000000350ef0 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_region+0xb5a/0x1590 mm/mmap.c:1811 do_mmap+0xcdb/0x11e0 mm/mmap.c:1583 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0x41c/0x560 mm/mmap.c:1634 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f71ddb48b62 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:00007f71db0be0f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007f71ddb48b62 RDX: 0000000000000003 RSI: 0000000000090140 RDI: 0000000020ffa000 RBP: 0000000020ffa000 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020001380 R13: 0000000020ffe000 R14: 0000000020000000 R15: 0000000020ffa000 irq event stamp: 2273 hardirqs last enabled at (2279): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (2279): [] vprintk_emit+0x490/0x4e0 kernel/printk/printk.c:2059 hardirqs last disabled at (2284): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (2284): [] vprintk_emit+0x422/0x4e0 kernel/printk/printk.c:2059 softirqs last enabled at (1886): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1881): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 9a4df6c25c394b13 ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 11434 Comm: syz-executor.7 Tainted: G W 5.10.230 #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 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x159/0x310 mm/slub.c:2909 xas_alloc+0x336/0x440 lib/xarray.c:374 xas_create+0x34a/0x10d0 lib/xarray.c:676 xas_store+0x8c/0x1c40 lib/xarray.c:786 __xa_store+0x164/0x2d0 lib/xarray.c:1547 xa_store+0x31/0x50 lib/xarray.c:1578 __io_uring_add_tctx_node+0x1cf/0x520 io_uring/io_uring.c:9611 io_uring_add_tctx_node io_uring/io_uring.c:9635 [inline] io_uring_install_fd io_uring/io_uring.c:10159 [inline] io_uring_create io_uring/io_uring.c:10292 [inline] io_uring_setup+0x1fbb/0x2980 io_uring/io_uring.c:10329 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f5a73ed0b19 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:00007f5a71446108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007f5a73fe3f60 RCX: 00007f5a73ed0b19 RDX: 0000000020ffe000 RSI: 0000000020001300 RDI: 0000000000003884 RBP: 0000000020001300 R08: 0000000020001380 R09: 0000000020001380 R10: 0000000020000000 R11: 0000000000000202 R12: 0000000020001380 R13: 0000000020ffe000 R14: 0000000020000000 R15: 0000000020ffa000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 11437 Comm: syz-executor.5 Tainted: G W 5.10.230 #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 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 ptlock_alloc+0x1d/0x70 mm/memory.c:5364 ptlock_init include/linux/mm.h:2196 [inline] pgtable_pte_page_ctor include/linux/mm.h:2223 [inline] __pte_alloc_one include/asm-generic/pgalloc.h:66 [inline] pte_alloc_one+0x68/0x1a0 arch/x86/mm/pgtable.c:33 __pte_alloc+0x1d/0x330 mm/memory.c:428 remap_pte_range mm/memory.c:2208 [inline] remap_pmd_range mm/memory.c:2241 [inline] remap_pud_range mm/memory.c:2263 [inline] remap_p4d_range mm/memory.c:2285 [inline] remap_pfn_range_internal+0x9a3/0xf60 mm/memory.c:2337 remap_pfn_range_notrack mm/memory.c:2353 [inline] remap_pfn_range+0xcd/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_region+0xb5a/0x1590 mm/mmap.c:1811 do_mmap+0xcdb/0x11e0 mm/mmap.c:1583 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0x41c/0x560 mm/mmap.c:1634 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f71ddb48b62 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:00007f71db0be0f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007f71ddb48b62 RDX: 0000000000000003 RSI: 0000000000090140 RDI: 0000000020ffa000 RBP: 0000000020ffa000 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020001380 R13: 0000000020ffe000 R14: 0000000020000000 R15: 0000000020ffa000