Warning: Permanently added '10.128.1.104' (ED25519) to the list of known hosts. executing program syzkaller login: [ 53.257703][ T3499] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 53.300711][ T3499] ------------[ cut here ]------------ [ 53.306478][ T3499] WARNING: CPU: 0 PID: 3499 at arch/x86/kvm/x86.c:10340 kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.316791][ T3499] Modules linked in: [ 53.320776][ T3499] CPU: 0 PID: 3499 Comm: syz-executor149 Not tainted 5.15.156-syzkaller #0 [ 53.329484][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 53.339710][ T3499] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.346211][ T3499] Code: df e8 a1 79 ba 00 e9 e5 fa ff ff 89 d9 80 e1 07 38 c1 0f 8c 26 fb ff ff 48 89 df e8 87 79 ba 00 e9 19 fb ff ff e8 ed b4 70 00 <0f> 0b e9 e0 fb ff ff 89 d9 80 e1 07 38 c1 0f 8c 63 fb ff ff 48 89 [ 53.368416][ T3499] RSP: 0018:ffffc90002d07c60 EFLAGS: 00010293 [ 53.374644][ T3499] RAX: ffffffff810fa7f3 RBX: 0000000000000000 RCX: ffff88807ddb5940 [ 53.382650][ T3499] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 53.390733][ T3499] RBP: dffffc0000000000 R08: ffffffff8116c682 R09: fffffbfff1bc8b5e [ 53.398756][ T3499] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807ddb5940 [ 53.407320][ T3499] R13: ffff8880799f8000 R14: ffff8880799f80f0 R15: ffff88801d4a4000 [ 53.415465][ T3499] FS: 0000555555b17380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 53.424428][ T3499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.431191][ T3499] CR2: 0000000020000008 CR3: 000000007de08000 CR4: 00000000003526f0 [ 53.439242][ T3499] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.447420][ T3499] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.455527][ T3499] Call Trace: [ 53.458812][ T3499] [ 53.461741][ T3499] ? __warn+0x15b/0x300 [ 53.465988][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.471832][ T3499] ? report_bug+0x1b7/0x2e0 [ 53.476421][ T3499] ? handle_bug+0x3d/0x70 [ 53.480780][ T3499] ? exc_invalid_op+0x16/0x40 [ 53.485515][ T3499] ? asm_exc_invalid_op+0x16/0x20 [ 53.490609][ T3499] ? kvm_lapic_hv_timer_in_use+0x62/0xc0 [ 53.496320][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.502163][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.508092][ T3499] kvm_vcpu_ioctl+0x7f0/0xcf0 [ 53.512800][ T3499] ? kvm_clear_stat_per_vcpu+0x1e0/0x1e0 [ 53.518586][ T3499] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 53.524643][ T3499] ? print_irqtrace_events+0x210/0x210 [ 53.530110][ T3499] ? vtime_user_exit+0x2d1/0x400 [ 53.535168][ T3499] ? bpf_lsm_file_ioctl+0x5/0x10 [ 53.540209][ T3499] ? security_file_ioctl+0x7d/0xa0 [ 53.545384][ T3499] ? kvm_clear_stat_per_vcpu+0x1e0/0x1e0 [ 53.551079][ T3499] __se_sys_ioctl+0xf1/0x160 [ 53.555759][ T3499] do_syscall_64+0x3b/0xb0 [ 53.560380][ T3499] ? clear_bhb_loop+0x15/0x70 [ 53.565133][ T3499] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.571065][ T3499] RIP: 0033:0x7f3fb4c26369 [ 53.575536][ T3499] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 [ 53.595293][ T3499] RSP: 002b:00007fff37e012f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.603810][ T3499] RAX: ffffffffffffffda RBX: 00007fff37e014c8 RCX: 00007f3fb4c26369 [ 53.611888][ T3499] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 53.620027][ T3499] RBP: 00007f3fb4c99610 R08: 00007fff37e014c8 R09: 00007fff37e014c8 [ 53.628153][ T3499] R10: 00007fff37e014c8 R11: 0000000000000246 R12: 0000000000000001 [ 53.636201][ T3499] R13: 00007fff37e014b8 R14: 0000000000000001 R15: 0000000000000001 [ 53.644193][ T3499] [ 53.647513][ T3499] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 53.655330][ T3499] CPU: 0 PID: 3499 Comm: syz-executor149 Not tainted 5.15.156-syzkaller #0 [ 53.663927][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 53.674165][ T3499] Call Trace: [ 53.677442][ T3499] [ 53.680368][ T3499] dump_stack_lvl+0x1e3/0x2d0 [ 53.685047][ T3499] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 53.690674][ T3499] ? panic+0x860/0x860 [ 53.694750][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1c70/0x1f80 [ 53.700649][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1c70/0x1f80 [ 53.706535][ T3499] panic+0x318/0x860 [ 53.710429][ T3499] ? __warn+0x16a/0x300 [ 53.714574][ T3499] ? fb_is_primary_device+0xd0/0xd0 [ 53.719773][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.725596][ T3499] __warn+0x2b2/0x300 [ 53.729577][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.735376][ T3499] report_bug+0x1b7/0x2e0 [ 53.739711][ T3499] handle_bug+0x3d/0x70 [ 53.743860][ T3499] exc_invalid_op+0x16/0x40 [ 53.748441][ T3499] asm_exc_invalid_op+0x16/0x20 [ 53.753284][ T3499] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.759715][ T3499] Code: df e8 a1 79 ba 00 e9 e5 fa ff ff 89 d9 80 e1 07 38 c1 0f 8c 26 fb ff ff 48 89 df e8 87 79 ba 00 e9 19 fb ff ff e8 ed b4 70 00 <0f> 0b e9 e0 fb ff ff 89 d9 80 e1 07 38 c1 0f 8c 63 fb ff ff 48 89 [ 53.779333][ T3499] RSP: 0018:ffffc90002d07c60 EFLAGS: 00010293 [ 53.785402][ T3499] RAX: ffffffff810fa7f3 RBX: 0000000000000000 RCX: ffff88807ddb5940 [ 53.793365][ T3499] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 53.801328][ T3499] RBP: dffffc0000000000 R08: ffffffff8116c682 R09: fffffbfff1bc8b5e [ 53.809305][ T3499] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807ddb5940 [ 53.817270][ T3499] R13: ffff8880799f8000 R14: ffff8880799f80f0 R15: ffff88801d4a4000 [ 53.825241][ T3499] ? kvm_lapic_hv_timer_in_use+0x62/0xc0 [ 53.830889][ T3499] ? kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 [ 53.836709][ T3499] kvm_vcpu_ioctl+0x7f0/0xcf0 [ 53.841397][ T3499] ? kvm_clear_stat_per_vcpu+0x1e0/0x1e0 [ 53.847044][ T3499] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 53.853126][ T3499] ? print_irqtrace_events+0x210/0x210 [ 53.858583][ T3499] ? vtime_user_exit+0x2d1/0x400 [ 53.863529][ T3499] ? bpf_lsm_file_ioctl+0x5/0x10 [ 53.868462][ T3499] ? security_file_ioctl+0x7d/0xa0 [ 53.873567][ T3499] ? kvm_clear_stat_per_vcpu+0x1e0/0x1e0 [ 53.879195][ T3499] __se_sys_ioctl+0xf1/0x160 [ 53.883805][ T3499] do_syscall_64+0x3b/0xb0 [ 53.888242][ T3499] ? clear_bhb_loop+0x15/0x70 [ 53.892926][ T3499] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.898816][ T3499] RIP: 0033:0x7f3fb4c26369 [ 53.903223][ T3499] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 [ 53.922818][ T3499] RSP: 002b:00007fff37e012f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.931225][ T3499] RAX: ffffffffffffffda RBX: 00007fff37e014c8 RCX: 00007f3fb4c26369 [ 53.939193][ T3499] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 53.947156][ T3499] RBP: 00007f3fb4c99610 R08: 00007fff37e014c8 R09: 00007fff37e014c8 [ 53.955240][ T3499] R10: 00007fff37e014c8 R11: 0000000000000246 R12: 0000000000000001 [ 53.963205][ T3499] R13: 00007fff37e014b8 R14: 0000000000000001 R15: 0000000000000001 [ 53.971188][ T3499] [ 53.974471][ T3499] Kernel Offset: disabled [ 53.978864][ T3499] Rebooting in 86400 seconds..