------------[ cut here ]------------ WARNING: CPU: 0 PID: 22997 at kernel/kthread.c:524 __kthread_bind_mask kernel/kthread.c:524 [inline] WARNING: CPU: 0 PID: 22997 at kernel/kthread.c:524 kthread_bind_mask+0x35/0xc0 kernel/kthread.c:542 Modules linked in: CPU: 0 PID: 22997 Comm: syz-executor.0 Not tainted 6.0.0-rc3-syzkaller-00031-gc5e4d5e99162 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:__kthread_bind_mask kernel/kthread.c:524 [inline] RIP: 0010:kthread_bind_mask+0x35/0xc0 kernel/kthread.c:542 Code: fb e8 0f 9a 2b 00 be 02 00 00 00 48 89 df e8 e2 fb 03 00 31 ff 48 89 c5 48 89 c6 e8 d5 96 2b 00 48 85 ed 75 12 e8 eb 99 2b 00 <0f> 0b 5b 5d 41 5c 41 5d e9 de 99 2b 00 e8 d9 99 2b 00 4c 8d ab 98 RSP: 0018:ffffc9000358fbb0 EFLAGS: 00010216 RAX: 000000000000239a RBX: ffff88804b505880 RCX: ffffc90003ad1000 RDX: 0000000000040000 RSI: ffffffff81507045 RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff8dde9798 R13: ffff88801facb040 R14: ffff88807ad4d820 R15: ffff88807ad4d960 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0063) knlGS:00000000f7f48b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f7f27db0 CR3: 00000000637df000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: init_rescuer kernel/workqueue.c:4282 [inline] init_rescuer+0x141/0x1d0 kernel/workqueue.c:4261 alloc_workqueue+0xcd4/0x1100 kernel/workqueue.c:4349 kvm_mmu_init_tdp_mmu+0x8e/0x230 arch/x86/kvm/mmu/tdp_mmu.c:24 kvm_mmu_init_vm+0x128/0x350 arch/x86/kvm/mmu/mmu.c:5976 kvm_arch_init_vm+0x64/0x720 arch/x86/kvm/x86.c:12053 kvm_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:1203 [inline] kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:4912 [inline] kvm_dev_ioctl+0xb15/0x1cf0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4954 __do_compat_sys_ioctl+0x1c7/0x290 fs/ioctl.c:968 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:203 entry_SYSENTER_compat_after_hwframe+0x70/0x82 RIP: 0023:0xf7f4d549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f7f485cc EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000000ae01 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 03 74 c0 01 add 0x1(%rax,%rax,8),%esi 4: 10 05 03 74 b8 01 adc %al,0x1b87403(%rip) # 0x1b8740d a: 10 06 adc %al,(%rsi) c: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 10: 10 07 adc %al,(%rdi) 12: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi 16: 10 08 adc %cl,(%rax) 18: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1c: 00 00 add %al,(%rax) 1e: 00 00 add %al,(%rax) 20: 00 51 52 add %dl,0x52(%rcx) 23: 55 push %rbp 24: 89 e5 mov %esp,%ebp 26: 0f 34 sysenter 28: cd 80 int $0x80 * 2a: 5d pop %rbp <-- trapping instruction 2b: 5a pop %rdx 2c: 59 pop %rcx 2d: c3 retq 2e: 90 nop 2f: 90 nop 30: 90 nop 31: 90 nop 32: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 39: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi