RBP: 0000000020ff9000 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 00000000200001c0 R13: 0000000020ff9000 R14: 0000000020000040 R15: 0000000020ff9000 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 11379 at arch/x86/mm/pat/memtype.c:1019 get_pat_info+0x216/0x270 arch/x86/mm/pat/memtype.c:1019 Modules linked in: CPU: 1 PID: 11379 Comm: syz-executor.0 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:ffff8880495af8b0 EFLAGS: 00010212 RAX: 00000000000130e4 RBX: ffff8880182d1c00 RCX: ffffc90000de8000 RDX: 0000000000040000 RSI: ffffffff81123696 RDI: 0000000000000007 RBP: ffff8880495af968 R08: 0000000000000000 R09: ffff8880495af838 R10: 0000000000000020 R11: 0000000000000001 R12: 0000000000000028 R13: 1ffff110092b5f16 R14: 0000000000000000 R15: ffff8880182d1c50 FS: 00007fcc951d0700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3573bf9000 CR3: 000000000d294000 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_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: 0033:0x7fcc97c5ab62 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:00007fcc951d00f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007fcc97c5ab62 RDX: 0000000000000003 RSI: 0000000000090140 RDI: 0000000020ff9000 RBP: 0000000020ff9000 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 00000000200001c0 R13: 0000000020ff9000 R14: 0000000020000040 R15: 0000000020ff9000 irq event stamp: 2027 hardirqs last enabled at (2037): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2046): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1694): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1689): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 24811f973ad738c7 ]--- EXT4-fs (loop4): mounted filesystem without journal. Opts: usrjquota=,delalloc,,errors=continue EXT4-fs (loop1): mounted filesystem without journal. Opts: usrjquota=,delalloc,,errors=continue EXT4-fs (loop7): mounted filesystem without journal. Opts: usrjquota=,delalloc,,errors=continue EXT4-fs (loop3): mounted filesystem without journal. Opts: usrjquota=,delalloc,,errors=continue FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 11415 Comm: syz-executor.0 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 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: 0033:0x7fcc97c5ab62 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:00007fcc951d00f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007fcc97c5ab62 RDX: 0000000000000003 RSI: 0000000000090140 RDI: 0000000020ff9000 RBP: 0000000020ff9000 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 00000000200001c0 R13: 0000000020ff9000 R14: 0000000020000040 R15: 0000000020ff9000 EXT4-fs (loop4): mounted filesystem without journal. Opts: usrjquota=,delalloc,,errors=continue