[ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.40' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 130.737397][ T6576] 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. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 132.877827][ T6958] ------------[ cut here ]------------ [ 132.883827][ T6958] jump label: negative count! [ 132.896050][ T6958] WARNING: CPU: 0 PID: 6958 at kernel/jump_label.c:235 static_key_slow_try_dec+0xca/0xe0 [ 132.925954][ T6958] Modules linked in: [ 132.929890][ T6958] CPU: 0 PID: 6958 Comm: syz-executor268 Not tainted 5.15.0-rc4-syzkaller #0 [ 132.940537][ T6959] ------------[ cut here ]------------ [ 132.946378][ T6959] jump label: negative count! [ 132.963896][ T6958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.977237][ T6959] WARNING: CPU: 1 PID: 6959 at kernel/jump_label.c:235 static_key_slow_try_dec+0xca/0xe0 [ 132.986246][ T6958] RIP: 0010:static_key_slow_try_dec+0xca/0xe0 [ 133.000222][ T6970] ------------[ cut here ]------------ [ 133.004772][ T6958] Code: 5d c3 e8 f9 58 dc ff 45 31 ed 5b 44 89 e8 5d 41 5c 41 5d c3 44 89 e5 eb 8e e8 e2 58 dc ff 48 c7 c7 e0 f8 94 89 e8 02 fc 58 07 <0f> 0b eb c5 48 89 df e8 1a ae 23 00 e9 6a ff ff ff 0f 1f 44 00 00 executing program [ 133.008067][ T6970] jump label: negative count! [ 133.033613][ T6959] Modules linked in: [ 133.044113][ T6959] CPU: 1 PID: 6959 Comm: syz-executor268 Not tainted 5.15.0-rc4-syzkaller #0 [ 133.052910][ T6958] RSP: 0018:ffffc900037cfac0 EFLAGS: 00010286 [ 133.052938][ T6958] RAX: 0000000000000000 RBX: ffffffff8d6e4ee0 RCX: 0000000000000000 [ 133.052955][ T6958] RDX: ffff888079621c80 RSI: ffffffff815daf18 RDI: fffff520006f9f4a executing program [ 133.052974][ T6958] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000 [ 133.052990][ T6958] R10: ffffffff815d4cbe R11: 0000000000000000 R12: 00000000ffffffff [ 133.053006][ T6958] R13: 0000000000000001 R14: ffff888072865118 R15: 0000000000000040 [ 133.053022][ T6958] FS: 00007f74a77e2700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 133.078545][ T6959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.127129][ T6970] WARNING: CPU: 1 PID: 6970 at kernel/jump_label.c:235 static_key_slow_try_dec+0xca/0xe0 [ 133.147060][ T6970] Modules linked in: [ 133.160744][ T6970] CPU: 1 PID: 6970 Comm: syz-executor268 Not tainted 5.15.0-rc4-syzkaller #0 [ 133.165027][ T6958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.181795][ T6970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.189656][ T6958] CR2: 0000000020000100 CR3: 0000000074fa7000 CR4: 00000000003526f0 [ 133.193893][ T6970] RIP: 0010:static_key_slow_try_dec+0xca/0xe0 [ 133.215971][ T6959] RIP: 0010:static_key_slow_try_dec+0xca/0xe0 [ 133.219293][ T6958] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 133.226626][ T6959] Code: 5d c3 e8 f9 58 dc ff 45 31 ed 5b 44 89 e8 5d 41 5c 41 5d c3 44 89 e5 eb 8e e8 e2 58 dc ff 48 c7 c7 e0 f8 94 89 e8 02 fc 58 07 <0f> 0b eb c5 48 89 df e8 1a ae 23 00 e9 6a ff ff ff 0f 1f 44 00 00 [ 133.251093][ T6970] Code: 5d c3 e8 f9 58 dc ff 45 31 ed 5b 44 89 e8 5d 41 5c 41 5d c3 44 89 e5 eb 8e e8 e2 58 dc ff 48 c7 c7 e0 f8 94 89 e8 02 fc 58 07 <0f> 0b eb c5 48 89 df e8 1a ae 23 00 e9 6a ff ff ff 0f 1f 44 00 00 [ 133.272063][ T6958] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 executing program [ 133.274818][ T6970] RSP: 0018:ffffc9000393fac0 EFLAGS: 00010286 [ 133.280273][ T6959] RSP: 0018:ffffc9000389fac0 EFLAGS: 00010286 [ 133.293238][ T6958] Call Trace: [ 133.296200][ T6970] [ 133.309616][ T6970] RAX: 0000000000000000 RBX: ffffffff8d6e4ee0 RCX: 0000000000000000 [ 133.312349][ T6958] __static_key_slow_dec_deferred+0x60/0x100 [ 133.317831][ T6959] [ 133.329837][ T6970] RDX: ffff88801a11d580 RSI: ffffffff815daf18 RDI: fffff52000727f4a [ 133.334763][ T6958] kvm_free_lapic+0x144/0x1a0 [ 133.344375][ T6959] RAX: 0000000000000000 RBX: ffffffff8d6e4ee0 RCX: 0000000000000000 [ 133.348409][ T6958] kvm_arch_vcpu_create+0x8fd/0xc70 [ 133.367368][ T6970] RBP: 00000000fffffffd R08: 0000000000000000 R09: 0000000000000000 [ 133.370689][ T6958] kvm_vm_ioctl+0x137f/0x23d0 [ 133.376377][ T6959] RDX: ffff88801de5d580 RSI: ffffffff815daf18 RDI: fffff52000713f4a [ 133.395681][ T6958] ? kvm_unregister_device_ops+0x90/0x90 [ 133.411649][ T6958] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 133.415930][ T6970] R10: ffffffff815d4cbe R11: 0000000000000000 R12: 00000000fffffffd [ 133.434728][ T6958] ? tomoyo_path_number_perm+0x24e/0x590 [ 133.443977][ T6959] RBP: 00000000fffffffe R08: 0000000000000000 R09: 0000000000000000 [ 133.449954][ T6958] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 133.460717][ T6970] R13: 0000000000000001 R14: ffff88807a0ad118 R15: 0000000000000040 [ 133.471653][ T6959] R10: ffffffff815d4cbe R11: 0000000000000000 R12: 00000000fffffffe executing program [ 133.472089][ T6958] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 133.497509][ T6970] FS: 00007f74a77e2700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 133.498901][ T6958] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 133.509369][ T6959] R13: 0000000000000001 R14: ffff888025569118 R15: 0000000000000040 [ 133.528968][ T6970] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 executing program [ 133.536991][ T6959] FS: 00007f74a77e2700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 133.570597][ T6970] CR2: 00007ffd41f5d960 CR3: 0000000074295000 CR4: 00000000003526e0 executing program [ 133.612487][ T6958] ? do_vfs_ioctl+0x132/0x15d0 [ 133.619590][ T6959] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.626778][ T6970] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 133.634767][ T6970] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 133.655874][ T6958] ? vfs_fileattr_set+0xbe0/0xbe0 [ 133.661072][ T6958] ? lock_downgrade+0x6e0/0x6e0 [ 133.663053][ T6959] CR2: 0000000020000100 CR3: 0000000074314000 CR4: 00000000003526e0 [ 133.674224][ T6958] ? __fget_files+0x23d/0x3e0 [ 133.681728][ T6970] Call Trace: [ 133.686539][ T6970] __static_key_slow_dec_deferred+0x60/0x100 [ 133.696539][ T6958] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 133.702813][ T6958] ? kvm_unregister_device_ops+0x90/0x90 executing program [ 133.705533][ T6959] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 133.719672][ T6970] kvm_free_lapic+0x144/0x1a0 [ 133.724700][ T6970] kvm_arch_vcpu_create+0x8fd/0xc70 [ 133.731947][ T6959] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 133.744194][ T6970] kvm_vm_ioctl+0x137f/0x23d0 [ 133.747214][ T6959] Call Trace: [ 133.754763][ T6959] __static_key_slow_dec_deferred+0x60/0x100 executing program executing program [ 133.761580][ T6958] __x64_sys_ioctl+0x193/0x200 [ 133.766886][ T6959] kvm_free_lapic+0x144/0x1a0 [ 133.775060][ T6959] kvm_arch_vcpu_create+0x8fd/0xc70 [ 133.780987][ T6970] ? kvm_unregister_device_ops+0x90/0x90 [ 133.782492][ T6959] kvm_vm_ioctl+0x137f/0x23d0 [ 133.792214][ T6959] ? kvm_unregister_device_ops+0x90/0x90 [ 133.795945][ T6958] do_syscall_64+0x35/0xb0 [ 133.803190][ T6958] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.807606][ T6959] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 133.819575][ T6970] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 133.834823][ T6958] RIP: 0033:0x7f74a7851959 [ 133.841229][ T6959] ? tomoyo_path_number_perm+0x24e/0x590 [ 133.846064][ T6970] ? tomoyo_path_number_perm+0x24e/0x590 executing program [ 133.860075][ T6959] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 133.866575][ T6959] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 133.869601][ T6970] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 133.872760][ T6959] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 133.879219][ T6958] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 [ 133.885230][ T6959] ? do_vfs_ioctl+0x132/0x15d0 [ 133.912776][ T6959] ? vfs_fileattr_set+0xbe0/0xbe0 [ 133.918649][ T6970] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 133.924585][ T6970] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 133.930945][ T6959] ? lock_downgrade+0x6e0/0x6e0 [ 133.930987][ T6959] ? __fget_files+0x23d/0x3e0 [ 133.931012][ T6959] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 133.931036][ T6959] ? kvm_unregister_device_ops+0x90/0x90 [ 133.931065][ T6959] __x64_sys_ioctl+0x193/0x200 [ 133.931089][ T6959] do_syscall_64+0x35/0xb0 [ 133.931116][ T6959] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.931141][ T6959] RIP: 0033:0x7f74a7851959 [ 133.931160][ T6959] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 [ 133.931179][ T6959] RSP: 002b:00007f74a77e2318 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 133.931202][ T6959] RAX: ffffffffffffffda RBX: 00007f74a78d9418 RCX: 00007f74a7851959 [ 133.931217][ T6959] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 [ 133.931231][ T6959] RBP: 00007f74a78d9410 R08: 00007f74a77e2700 R09: 0000000000000000 [ 133.931246][ T6959] R10: 00007f74a77e2700 R11: 0000000000000246 R12: 6d766b2f7665642f [ 133.931260][ T6959] R13: 00007ffd41ee7cff R14: 00007f74a77e2400 R15: 0000000000022000 [ 133.931291][ T6959] Kernel panic - not syncing: panic_on_warn set ... [ 133.931302][ T6959] CPU: 0 PID: 6959 Comm: syz-executor268 Not tainted 5.15.0-rc4-syzkaller #0 [ 133.931327][ T6959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.931340][ T6959] Call Trace: [ 133.931348][ T6959] dump_stack_lvl+0xcd/0x134 [ 133.931373][ T6959] panic+0x2b0/0x6dd [ 133.951115][ T6958] RSP: 002b:00007f74a77e2318 EFLAGS: 00000246 [ 133.952716][ T6959] ? __warn_printk+0xf3/0xf3 [ 133.958330][ T6970] ? do_vfs_ioctl+0x132/0x15d0 [ 133.961866][ T6959] ? __warn.cold+0x1a/0x44 [ 133.969058][ T6958] ORIG_RAX: 0000000000000010 [ 133.972146][ T6959] ? static_key_slow_try_dec+0xca/0xe0 [ 133.992932][ T6970] ? vfs_fileattr_set+0xbe0/0xbe0 [ 134.000123][ T6959] __warn.cold+0x35/0x44 [ 134.000149][ T6959] ? wake_up_klogd.part.0+0x8e/0xd0 [ 134.000176][ T6959] ? static_key_slow_try_dec+0xca/0xe0 [ 134.000202][ T6959] report_bug+0x1bd/0x210 [ 134.000233][ T6959] handle_bug+0x3c/0x60 [ 134.026244][ T6970] ? lock_downgrade+0x6e0/0x6e0 [ 134.032078][ T6959] exc_invalid_op+0x14/0x40 [ 134.032104][ T6959] asm_exc_invalid_op+0x12/0x20 [ 134.047127][ T6958] RAX: ffffffffffffffda RBX: 00007f74a78d9418 RCX: 00007f74a7851959 [ 134.055371][ T6959] RIP: 0010:static_key_slow_try_dec+0xca/0xe0 [ 134.055405][ T6959] Code: 5d c3 e8 f9 58 dc ff 45 31 ed 5b 44 89 e8 5d 41 5c 41 5d c3 44 89 e5 eb 8e e8 e2 58 dc ff 48 c7 c7 e0 f8 94 89 e8 02 fc 58 07 <0f> 0b eb c5 48 89 df e8 1a ae 23 00 e9 6a ff ff ff 0f 1f 44 00 00 [ 134.076941][ T6970] ? __fget_files+0x23d/0x3e0 [ 134.077256][ T6959] RSP: 0018:ffffc9000389fac0 EFLAGS: 00010286 [ 134.091158][ T6970] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 134.092620][ T6959] [ 134.092628][ T6959] RAX: 0000000000000000 RBX: ffffffff8d6e4ee0 RCX: 0000000000000000 [ 134.092644][ T6959] RDX: ffff88801de5d580 RSI: ffffffff815daf18 RDI: fffff52000713f4a [ 134.101394][ T6958] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 [ 134.101706][ T6959] RBP: 00000000fffffffe R08: 0000000000000000 R09: 0000000000000000 [ 134.111672][ T6970] ? kvm_unregister_device_ops+0x90/0x90 [ 134.112146][ T6959] R10: ffffffff815d4cbe R11: 0000000000000000 R12: 00000000fffffffe [ 134.119831][ T6958] RBP: 00007f74a78d9410 R08: 00007f74a77e2700 R09: 0000000000000000 [ 134.121585][ T6959] R13: 0000000000000001 R14: ffff888025569118 R15: 0000000000000040 [ 134.121609][ T6959] ? wake_up_klogd.part.0+0x8e/0xd0 [ 134.131856][ T6970] __x64_sys_ioctl+0x193/0x200 [ 134.135500][ T6959] ? vprintk+0x88/0x90 [ 134.135535][ T6959] __static_key_slow_dec_deferred+0x60/0x100 [ 134.145880][ T6958] R10: 00007f74a77e2700 R11: 0000000000000246 R12: 6d766b2f7665642f [ 134.149680][ T6959] kvm_free_lapic+0x144/0x1a0 [ 134.149712][ T6959] kvm_arch_vcpu_create+0x8fd/0xc70 [ 134.163921][ T6970] do_syscall_64+0x35/0xb0 [ 134.183306][ T6959] kvm_vm_ioctl+0x137f/0x23d0 [ 134.183345][ T6959] ? kvm_unregister_device_ops+0x90/0x90 [ 134.183382][ T6959] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 134.183410][ T6959] ? tomoyo_path_number_perm+0x24e/0x590 [ 134.183446][ T6959] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 134.199541][ T6958] R13: 00007ffd41ee7cff R14: 00007f74a77e2400 R15: 0000000000022000 [ 134.200377][ T6959] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 134.206903][ T6958] irq event stamp: 1877 [ 134.210656][ T6959] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 134.210691][ T6959] ? do_vfs_ioctl+0x132/0x15d0 [ 134.232100][ T6958] hardirqs last enabled at (1891): [] finish_task_switch.isra.0+0x232/0xa50 [ 134.234581][ T6959] ? vfs_fileattr_set+0xbe0/0xbe0 [ 134.234621][ T6959] ? lock_downgrade+0x6e0/0x6e0 [ 134.244003][ T6970] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.248207][ T6959] ? __fget_files+0x23d/0x3e0 [ 134.248237][ T6959] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 134.248267][ T6959] ? kvm_unregister_device_ops+0x90/0x90 [ 134.248300][ T6959] __x64_sys_ioctl+0x193/0x200 [ 134.265852][ T6958] hardirqs last disabled at (1916): [] __schedule+0x13d0/0x26f0 [ 134.269444][ T6959] do_syscall_64+0x35/0xb0 [ 134.274208][ T6958] softirqs last enabled at (1914): [] __irq_exit_rcu+0x123/0x180 [ 134.278306][ T6959] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.278349][ T6959] RIP: 0033:0x7f74a7851959 [ 134.278368][ T6959] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 [ 134.278390][ T6959] RSP: 002b:00007f74a77e2318 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 134.278420][ T6959] RAX: ffffffffffffffda RBX: 00007f74a78d9418 RCX: 00007f74a7851959 [ 134.278437][ T6959] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 [ 134.295376][ T6970] RIP: 0033:0x7f74a7851959 [ 134.297018][ T6959] RBP: 00007f74a78d9410 R08: 00007f74a77e2700 R09: 0000000000000000 [ 134.297035][ T6959] R10: 00007f74a77e2700 R11: 0000000000000246 R12: 6d766b2f7665642f [ 134.297050][ T6959] R13: 00007ffd41ee7cff R14: 00007f74a77e2400 R15: 0000000000022000 [ 134.302584][ T6959] Kernel Offset: disabled [ 134.521250][ T6959] Rebooting in 86400 seconds..