------------[ cut here ]------------ WARNING: CPU: 0 PID: 9083 at mm/util.c:597 kvmalloc_node+0x7b/0x90 mm/util.c:600 Modules linked in: CPU: 0 PID: 9083 Comm: syz-executor.0 Not tainted 5.15.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvmalloc_node+0x7b/0x90 mm/util.c:597 Code: 2b 48 8b 3c 24 8b 54 24 0c 48 81 ff ff ff ff 7f 77 18 4c 8b 44 24 18 48 83 c4 10 89 d1 89 ea 5d be 01 00 00 00 e9 f5 04 0b 00 <0f> 0b 48 83 c4 10 5d c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 RSP: 0018:ffffc9000cf0f880 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffffc9000cf0fac0 RCX: 0000000000000001 RDX: 00000000ffffffff RSI: ffffffff88cb4980 RDI: 00000000e0000000 RBP: 0000000000400dc0 R08: 0000000000000000 R09: ffff8880b9e329cb R10: ffffed10173c6539 R11: fffff520019e1f58 R12: 0000000000001c00 R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000027 FS: 00007efe50e2f700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000562bec945d28 CR3: 000000005f082000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvmalloc include/linux/mm.h:805 [inline] kvmalloc_array include/linux/mm.h:823 [inline] kvcalloc include/linux/mm.h:828 [inline] kvm_page_track_create_memslot+0x21/0xd0 arch/x86/kvm/mmu/page_track.c:39 kvm_alloc_memslot_metadata arch/x86/kvm/x86.c:11501 [inline] kvm_arch_prepare_memory_region+0x24e/0x6f0 arch/x86/kvm/x86.c:11538 kvm_set_memslot+0x135/0x1a20 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1592 __kvm_set_memory_region+0xa07/0xf60 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1755 kvm_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:1776 [inline] kvm_vm_ioctl_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:1788 [inline] kvm_vm_ioctl+0x46b/0x1e40 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4363 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __x64_sys_ioctl+0x11f/0x190 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665f9 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:00007efe50e2f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 RDX: 00000000200005c0 RSI: 000000004020ae46 RDI: 0000000000000004 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007fff7f35997f R14: 00007efe50e2f300 R15: 0000000000022000