[ OK ] Started Getty on tty1. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.17' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 53.054277][ T8466] ------------[ cut here ]------------ [ 53.059984][ T8466] WARNING: CPU: 1 PID: 8466 at mm/page_alloc.c:4976 __alloc_pages_nodemask+0x4e5/0x5a0 [ 53.070768][ T8466] Modules linked in: [ 53.074708][ T8466] CPU: 0 PID: 8466 Comm: syz-executor022 Not tainted 5.11.0-rc3-syzkaller #0 [ 53.083612][ T8466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.093752][ T8466] RIP: 0010:__alloc_pages_nodemask+0x4e5/0x5a0 [ 53.100006][ T8466] Code: aa 09 00 e9 dd fd ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c eb fd ff ff 4c 89 ef e8 54 aa 09 00 8b 74 24 18 e9 da fd ff ff <0f> 0b e9 f3 fd ff ff a9 00 00 08 00 75 16 8b 4c 24 1c 89 cb 81 e3 [ 53.119894][ T8466] RSP: 0018:ffffc900011ff5e0 EFLAGS: 00010246 [ 53.125954][ T8466] RAX: ffffc900011ff660 RBX: ffffc900011ff660 RCX: 0000000000000000 [ 53.134005][ T8466] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc900011ff688 [ 53.142067][ T8466] RBP: ffffc900011ff708 R08: dffffc0000000000 R09: ffffc900011ff660 [ 53.150144][ T8466] R10: fffff5200023fed1 R11: 0000000000000000 R12: dffffc0000000000 [ 53.158864][ T8466] R13: 000000000000000c R14: 1ffff9200023fec8 R15: 0000000000040dc0 [ 53.166842][ T8466] FS: 0000000000a3c880(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 53.175851][ T8466] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.182505][ T8466] CR2: 00007f1d268a66c0 CR3: 000000001283c000 CR4: 00000000001506f0 [ 53.190562][ T8466] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.198618][ T8466] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.206606][ T8466] Call Trace: [ 53.209946][ T8466] ? __mutex_lock_common+0x578/0x2ef0 [ 53.215358][ T8466] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 53.220977][ T8466] ? __lock_acquire+0x5e40/0x5e40 [ 53.226022][ T8466] ? alloc_pages_current+0x2e5/0x520 [ 53.231379][ T8466] kmalloc_order+0x40/0x130 [ 53.235910][ T8466] kmalloc_order_trace+0x15/0x70 [ 53.240917][ T8466] __kmalloc+0x257/0x330 [ 53.245167][ T8466] ? qp_broker_alloc+0x56e/0x2740 [ 53.250250][ T8466] qp_broker_alloc+0x936/0x2740 [ 53.255119][ T8466] ? vmci_qp_broker_alloc+0x60/0x60 [ 53.260436][ T8466] ? __might_fault+0xb8/0x110 [ 53.265124][ T8466] ? __lock_acquire+0x5e40/0x5e40 [ 53.270249][ T8466] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.276332][ T8466] vmci_qp_broker_alloc+0x46/0x60 [ 53.281447][ T8466] vmci_host_unlocked_ioctl+0x114f/0x30f0 [ 53.287176][ T8466] ? rcu_read_lock_sched_held+0x87/0x110 [ 53.293763][ T8466] ? __bpf_trace_rcu_utilization+0x10/0x10 [ 53.299842][ T8466] ? _raw_spin_unlock_irqrestore+0x2e/0x60 [ 53.305667][ T8466] ? vmci_host_poll+0x1e0/0x1e0 [ 53.311604][ T8466] ? rcu_lock_release+0x5/0x20 [ 53.316411][ T8466] ? __lock_acquire+0x5e40/0x5e40 [ 53.322192][ T8466] ? tomoyo_path_number_perm+0x5c1/0x790 [ 53.327863][ T8466] ? do_vfs_ioctl+0x82a/0x1a70 [ 53.333121][ T8466] ? __x32_compat_sys_ioctl+0x80/0x80 [ 53.338629][ T8466] ? slab_free_freelist_hook+0xd6/0x1a0 [ 53.344432][ T8466] ? trace_kmem_cache_free+0x43/0xd0 [ 53.349859][ T8466] ? do_sys_openat2+0x38f/0x460 [ 53.355011][ T8466] ? memset+0x1f/0x40 [ 53.359057][ T8466] ? smack_file_ioctl+0x284/0x390 [ 53.364101][ T8466] ? smack_file_alloc_security+0xd0/0xd0 [ 53.369853][ T8466] ? print_irqtrace_events+0x220/0x220 [ 53.375417][ T8466] ? print_irqtrace_events+0x220/0x220 [ 53.380942][ T8466] ? bpf_lsm_file_ioctl+0x5/0x10 [ 53.385883][ T8466] ? security_file_ioctl+0x9d/0xb0 [ 53.391086][ T8466] ? vmci_host_poll+0x1e0/0x1e0 [ 53.395953][ T8466] __se_sys_ioctl+0xfb/0x170 [ 53.400648][ T8466] do_syscall_64+0x2d/0x70 [ 53.405078][ T8466] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.411060][ T8466] RIP: 0033:0x4402f9 [ 53.414962][ T8466] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.434917][ T8466] RSP: 002b:00007ffe87f270c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.443478][ T8466] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004402f9 [ 53.451562][ T8466] RDX: 0000000020000140 RSI: 00000000000007a8 RDI: 0000000000000003 [ 53.459625][ T8466] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.467614][ T8466] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000401b00 [ 53.475677][ T8466] R13: 0000000000401b90 R14: 0000000000000000 R15: 0000000000000000 [ 53.483759][ T8466] Kernel panic - not syncing: panic_on_warn set ... [ 53.490344][ T8466] CPU: 1 PID: 8466 Comm: syz-executor022 Not tainted 5.11.0-rc3-syzkaller #0 [ 53.499103][ T8466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.509151][ T8466] Call Trace: [ 53.512415][ T8466] dump_stack+0x183/0x22e [ 53.516730][ T8466] ? log_buf_vmcoreinfo_setup+0x45d/0x45d [ 53.522432][ T8466] ? show_regs_print_info+0x12/0x12 [ 53.527618][ T8466] panic+0x2e1/0x850 [ 53.531510][ T8466] ? __kernel_text_address+0x93/0x100 [ 53.536876][ T8466] ? __warn+0x13e/0x270 [ 53.541029][ T8466] ? nmi_panic+0x90/0x90 [ 53.545266][ T8466] __warn+0x26a/0x270 [ 53.549248][ T8466] ? __alloc_pages_nodemask+0x4e5/0x5a0 [ 53.554777][ T8466] ? __alloc_pages_nodemask+0x4e5/0x5a0 [ 53.560307][ T8466] report_bug+0x1b1/0x2e0 [ 53.564624][ T8466] handle_bug+0x3d/0x70 [ 53.569360][ T8466] exc_invalid_op+0x16/0x40 [ 53.573899][ T8466] asm_exc_invalid_op+0x12/0x20 [ 53.578775][ T8466] RIP: 0010:__alloc_pages_nodemask+0x4e5/0x5a0 [ 53.584915][ T8466] Code: aa 09 00 e9 dd fd ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c eb fd ff ff 4c 89 ef e8 54 aa 09 00 8b 74 24 18 e9 da fd ff ff <0f> 0b e9 f3 fd ff ff a9 00 00 08 00 75 16 8b 4c 24 1c 89 cb 81 e3 [ 53.604513][ T8466] RSP: 0018:ffffc900011ff5e0 EFLAGS: 00010246 [ 53.610566][ T8466] RAX: ffffc900011ff660 RBX: ffffc900011ff660 RCX: 0000000000000000 [ 53.618518][ T8466] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc900011ff688 [ 53.626482][ T8466] RBP: ffffc900011ff708 R08: dffffc0000000000 R09: ffffc900011ff660 [ 53.634446][ T8466] R10: fffff5200023fed1 R11: 0000000000000000 R12: dffffc0000000000 [ 53.642405][ T8466] R13: 000000000000000c R14: 1ffff9200023fec8 R15: 0000000000040dc0 [ 53.650375][ T8466] ? __mutex_lock_common+0x578/0x2ef0 [ 53.655732][ T8466] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 53.661276][ T8466] ? __lock_acquire+0x5e40/0x5e40 [ 53.666289][ T8466] ? alloc_pages_current+0x2e5/0x520 [ 53.671564][ T8466] kmalloc_order+0x40/0x130 [ 53.676064][ T8466] kmalloc_order_trace+0x15/0x70 [ 53.680986][ T8466] __kmalloc+0x257/0x330 [ 53.685221][ T8466] ? qp_broker_alloc+0x56e/0x2740 [ 53.690246][ T8466] qp_broker_alloc+0x936/0x2740 [ 53.695102][ T8466] ? vmci_qp_broker_alloc+0x60/0x60 [ 53.700283][ T8466] ? __might_fault+0xb8/0x110 [ 53.704949][ T8466] ? __lock_acquire+0x5e40/0x5e40 [ 53.709952][ T8466] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.716022][ T8466] vmci_qp_broker_alloc+0x46/0x60 [ 53.721037][ T8466] vmci_host_unlocked_ioctl+0x114f/0x30f0 [ 53.726738][ T8466] ? rcu_read_lock_sched_held+0x87/0x110 [ 53.732365][ T8466] ? __bpf_trace_rcu_utilization+0x10/0x10 [ 53.738155][ T8466] ? _raw_spin_unlock_irqrestore+0x2e/0x60 [ 53.743953][ T8466] ? vmci_host_poll+0x1e0/0x1e0 [ 53.748790][ T8466] ? rcu_lock_release+0x5/0x20 [ 53.753537][ T8466] ? __lock_acquire+0x5e40/0x5e40 [ 53.758663][ T8466] ? tomoyo_path_number_perm+0x5c1/0x790 [ 53.764298][ T8466] ? do_vfs_ioctl+0x82a/0x1a70 [ 53.769056][ T8466] ? __x32_compat_sys_ioctl+0x80/0x80 [ 53.774417][ T8466] ? slab_free_freelist_hook+0xd6/0x1a0 [ 53.779947][ T8466] ? trace_kmem_cache_free+0x43/0xd0 [ 53.785231][ T8466] ? do_sys_openat2+0x38f/0x460 [ 53.790081][ T8466] ? memset+0x1f/0x40 [ 53.794042][ T8466] ? smack_file_ioctl+0x284/0x390 [ 53.799061][ T8466] ? smack_file_alloc_security+0xd0/0xd0 [ 53.804679][ T8466] ? print_irqtrace_events+0x220/0x220 [ 53.810118][ T8466] ? print_irqtrace_events+0x220/0x220 [ 53.815569][ T8466] ? bpf_lsm_file_ioctl+0x5/0x10 [ 53.820500][ T8466] ? security_file_ioctl+0x9d/0xb0 [ 53.825772][ T8466] ? vmci_host_poll+0x1e0/0x1e0 [ 53.830611][ T8466] __se_sys_ioctl+0xfb/0x170 [ 53.835192][ T8466] do_syscall_64+0x2d/0x70 [ 53.839607][ T8466] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.845497][ T8466] RIP: 0033:0x4402f9 [ 53.849381][ T8466] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.870372][ T8466] RSP: 002b:00007ffe87f270c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.878781][ T8466] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004402f9 [ 53.887435][ T8466] RDX: 0000000020000140 RSI: 00000000000007a8 RDI: 0000000000000003 [ 53.895439][ T8466] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.903404][ T8466] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000401b00 [ 53.911370][ T8466] R13: 0000000000401b90 R14: 0000000000000000 R15: 0000000000000000 [ 53.920010][ T8466] Kernel Offset: disabled [ 53.924413][ T8466] Rebooting in 86400 seconds..