RBP: 0000000020fed000 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000100 R13: 0000000020ff7000 R14: 00000000200000c0 R15: 0000000020fed000 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7129 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: 7129 Comm: syz-executor.0 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:ffff888041877890 EFLAGS: 00010212 RAX: 0000000000017b7b RBX: ffff888019e5c100 RCX: ffffc9000080b000 RDX: 0000000000040000 RSI: ffffffff81124466 RDI: 0000000000000007 RBP: ffff888041877948 R08: 0000000000000000 R09: ffff888041877818 R10: 0000000000000020 R11: 0000000000000001 R12: 0000000000000028 R13: 1ffff1100830ef12 R14: 0000000000000000 R15: ffff888019e5c150 FS: 00007f9fa1182700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555908aec58 CR3: 0000000020962000 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_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: 0033:0x7f9fa3c0cb62 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:00007f9fa11820f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007f9fa3c0cb62 RDX: 0000000000000003 RSI: 0000000000048140 RDI: 0000000020fed000 RBP: 0000000020fed000 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000100 R13: 0000000020ff7000 R14: 00000000200000c0 R15: 0000000020fed000 irq event stamp: 1767 hardirqs last enabled at (1777): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1786): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1734): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1681): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 899f40069a535218 ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 7140 Comm: syz-executor.6 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 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 mem_pool_alloc mm/kmemleak.c:424 [inline] create_object.isra.0+0x3a/0xa30 mm/kmemleak.c:581 kmemleak_alloc_percpu+0xa0/0x100 mm/kmemleak.c:927 pcpu_alloc+0x4e2/0x1240 mm/percpu.c:1842 __percpu_counter_init+0x10d/0x2d0 lib/percpu_counter.c:149 io_uring_alloc_task_context+0xcc/0x6a0 io_uring/io_uring.c:8499 io_sq_offload_create io_uring/io_uring.c:8616 [inline] io_uring_create io_uring/io_uring.c:10243 [inline] io_uring_setup+0x1dd1/0x2980 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: 0033:0x7efe33588b19 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:00007efe30add108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007efe3369c020 RCX: 00007efe33588b19 RDX: 0000000020ff7000 RSI: 0000000020000040 RDI: 00000000000011f0 RBP: 0000000020000040 R08: 0000000020000100 R09: 0000000020000100 R10: 00000000200000c0 R11: 0000000000000202 R12: 0000000020000100 R13: 0000000020ff7000 R14: 00000000200000c0 R15: 0000000020fed000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 7151 Comm: syz-executor.1 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 _copy_to_user+0x2e/0x180 lib/usercopy.c:36 copy_to_user include/linux/uaccess.h:200 [inline] io_uring_create io_uring/io_uring.c:10277 [inline] io_uring_setup+0x11b5/0x2980 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: 0033:0x7f7104dc2b19 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:00007f7102338108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007f7104ed5f60 RCX: 00007f7104dc2b19 RDX: 0000000020ff7000 RSI: 0000000020000040 RDI: 00000000000011f0 RBP: 0000000020000040 R08: 0000000020000100 R09: 0000000020000100 R10: 00000000200000c0 R11: 0000000000000202 R12: 0000000020000100 R13: 0000000020ff7000 R14: 00000000200000c0 R15: 0000000020fed000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 7164 Comm: syz-executor.0 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 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 __d_alloc+0x2a/0x990 fs/dcache.c:1714 d_alloc_pseudo+0x19/0x70 fs/dcache.c:1845 alloc_file_pseudo+0xce/0x250 fs/file_table.c:226 anon_inode_getfile fs/anon_inodes.c:91 [inline] anon_inode_getfile+0xc8/0x1f0 fs/anon_inodes.c:74 io_uring_get_file io_uring/io_uring.c:10175 [inline] io_uring_create io_uring/io_uring.c:10282 [inline] io_uring_setup+0x138b/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: 0033:0x7f9fa3c0cb19 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:00007f9fa1182108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007f9fa3d1ff60 RCX: 00007f9fa3c0cb19 RDX: 0000000020ff7000 RSI: 0000000020000040 RDI: 00000000000011f0 RBP: 0000000020000040 R08: 0000000020000100 R09: 0000000020000100 R10: 00000000200000c0 R11: 0000000000000202 R12: 0000000020000100 R13: 0000000020ff7000 R14: 00000000200000c0 R15: 0000000020fed000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 7187 Comm: syz-executor.6 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 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 mem_pool_alloc mm/kmemleak.c:424 [inline] create_object.isra.0+0x3a/0xa30 mm/kmemleak.c:581 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:531 [inline] slab_alloc_node mm/slub.c:2901 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x159/0x310 mm/slub.c:2914 __d_alloc+0x2a/0x990 fs/dcache.c:1714 __ns_get_path+0x300/0x7e0 fs/nsfs.c:92 ns_get_path_cb fs/nsfs.c:118 [inline] ns_get_path+0x3d/0xa0 fs/nsfs.c:144 perf_fill_ns_link_info+0x76/0x1f0 kernel/events/core.c:8007 perf_event_namespaces.part.0+0x131/0x180 kernel/events/core.c:8065 perf_event_namespaces kernel/events/core.c:8021 [inline] perf_event_fork+0x4a/0x60 kernel/events/core.c:7842 copy_process+0x50b2/0x78b0 kernel/fork.c:2414 create_io_thread+0xb6/0xf0 kernel/fork.c:2530 io_sq_offload_create io_uring/io_uring.c:8609 [inline] io_uring_create io_uring/io_uring.c:10243 [inline] io_uring_setup+0x1d79/0x2980 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: 0033:0x7efe33588b19 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:00007efe30afe108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007efe3369bf60 RCX: 00007efe33588b19 RDX: 0000000020ff7000 RSI: 0000000020000040 RDI: 00000000000011f0 RBP: 0000000020000040 R08: 0000000020000100 R09: 0000000020000100 R10: 00000000200000c0 R11: 0000000000000202 R12: 0000000020000100 R13: 0000000020ff7000 R14: 00000000200000c0 R15: 0000000020fed000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 7194 Comm: syz-executor.0 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 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 kmem_cache_zalloc include/linux/slab.h:657 [inline] lsm_file_alloc security/security.c:571 [inline] security_file_alloc+0x34/0x170 security/security.c:1472 __alloc_file+0xb7/0x320 fs/file_table.c:106 alloc_empty_file+0x6d/0x170 fs/file_table.c:151 alloc_file+0x5e/0x5a0 fs/file_table.c:193 alloc_file_pseudo+0x16a/0x250 fs/file_table.c:233 anon_inode_getfile fs/anon_inodes.c:91 [inline] anon_inode_getfile+0xc8/0x1f0 fs/anon_inodes.c:74 io_uring_get_file io_uring/io_uring.c:10175 [inline] io_uring_create io_uring/io_uring.c:10282 [inline] io_uring_setup+0x138b/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: 0033:0x7f9fa3c0cb19 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:00007f9fa1182108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007f9fa3d1ff60 RCX: 00007f9fa3c0cb19 RDX: 0000000020ff7000 RSI: 0000000020000040 RDI: 00000000000011f0 RBP: 0000000020000040 R08: 0000000020000100 R09: 0000000020000100 R10: 00000000200000c0 R11: 0000000000000202 R12: 0000000020000100 R13: 0000000020ff7000 R14: 00000000200000c0 R15: 0000000020fed000