Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. 2023/06/29 17:19:46 fuzzer started 2023/06/29 17:19:47 connecting to host at 10.128.0.169:37471 2023/06/29 17:19:47 checking machine... 2023/06/29 17:19:47 checking revisions... 2023/06/29 17:19:47 testing simple program... syzkaller login: [ 53.939492][ T5007] cgroup: Unknown subsys name 'net' [ 54.041022][ T5007] cgroup: Unknown subsys name 'rlimit' [ 55.396950][ T5007] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 55.409641][ T5002] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5002 'syz-fuzzer' [ 55.516405][ T5009] ================================================================================ [ 55.525783][ T5009] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 55.532890][ T5009] index 1 is out of range for type 'upid [1]' [ 55.539092][ T5009] CPU: 0 PID: 5009 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04261-g046f753da614 #0 [ 55.549114][ T5009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 55.559298][ T5009] Call Trace: [ 55.562577][ T5009] [ 55.565502][ T5009] dump_stack_lvl+0x136/0x150 [ 55.570219][ T5009] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 55.576116][ T5009] ? __rt_mutex_futex_unlock+0x81/0x1f0 [ 55.581664][ T5009] alloc_pid+0xbe5/0xdd0 [ 55.586006][ T5009] ? copy_namespaces+0x1e3/0x500 [ 55.590987][ T5009] copy_process+0x4589/0x7620 [ 55.595694][ T5009] ? pidfd_prepare+0x80/0x80 [ 55.600296][ T5009] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 55.606302][ T5009] kernel_clone+0xeb/0x890 [ 55.610730][ T5009] ? create_io_thread+0xe0/0xe0 [ 55.615595][ T5009] ? ksys_unshare+0x676/0x920 [ 55.620368][ T5009] ? lock_downgrade+0x690/0x690 [ 55.625230][ T5009] ? do_raw_spin_lock+0x124/0x2b0 [ 55.630361][ T5009] ? spin_bug+0x1c0/0x1c0 [ 55.634706][ T5009] __do_sys_clone+0xba/0x100 [ 55.639306][ T5009] ? kernel_clone+0x890/0x890 [ 55.644095][ T5009] ? syscall_enter_from_user_mode+0x26/0x80 [ 55.650186][ T5009] do_syscall_64+0x39/0xb0 [ 55.654716][ T5009] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.660629][ T5009] RIP: 0033:0x7f812a689fab [ 55.665078][ T5009] Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00 [ 55.684775][ T5009] RSP: 002b:00007ffd355d3660 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.693196][ T5009] RAX: ffffffffffffffda RBX: 00007ffd355d3cb8 RCX: 00007f812a689fab [ 55.702125][ T5009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 55.710182][ T5009] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555559e2400 [ 55.718154][ T5009] R10: 00005555559e26d0 R11: 0000000000000246 R12: 0000000000000000 [ 55.726385][ T5009] R13: 00007ffd355d3750 R14: 00007f812a7ac9d8 R15: 000000000000000c [ 55.734369][ T5009] [ 55.737622][ T5009] ================================================================================ [ 55.747131][ T5009] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 55.754333][ T5009] CPU: 0 PID: 5009 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04261-g046f753da614 #0 [ 55.764663][ T5009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 55.774909][ T5009] Call Trace: [ 55.778186][ T5009] [ 55.781222][ T5009] dump_stack_lvl+0xd9/0x150 [ 55.785854][ T5009] panic+0x686/0x730 [ 55.789773][ T5009] ? panic_smp_self_stop+0xa0/0xa0 [ 55.794903][ T5009] ? syslog_print_all+0x3a0/0x3a0 [ 55.799972][ T5009] check_panic_on_warn+0xb1/0xc0 [ 55.804942][ T5009] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 55.810768][ T5009] ? __rt_mutex_futex_unlock+0x81/0x1f0 [ 55.816509][ T5009] alloc_pid+0xbe5/0xdd0 [ 55.820760][ T5009] ? copy_namespaces+0x1e3/0x500 [ 55.825711][ T5009] copy_process+0x4589/0x7620 [ 55.830494][ T5009] ? pidfd_prepare+0x80/0x80 [ 55.835444][ T5009] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 55.841536][ T5009] kernel_clone+0xeb/0x890 [ 55.845990][ T5009] ? create_io_thread+0xe0/0xe0 [ 55.850951][ T5009] ? ksys_unshare+0x676/0x920 [ 55.855641][ T5009] ? lock_downgrade+0x690/0x690 [ 55.860528][ T5009] ? do_raw_spin_lock+0x124/0x2b0 [ 55.865571][ T5009] ? spin_bug+0x1c0/0x1c0 [ 55.869926][ T5009] __do_sys_clone+0xba/0x100 [ 55.874529][ T5009] ? kernel_clone+0x890/0x890 [ 55.879224][ T5009] ? syscall_enter_from_user_mode+0x26/0x80 [ 55.885131][ T5009] do_syscall_64+0x39/0xb0 [ 55.889560][ T5009] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.895595][ T5009] RIP: 0033:0x7f812a689fab [ 55.900049][ T5009] Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00 [ 55.919744][ T5009] RSP: 002b:00007ffd355d3660 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.928188][ T5009] RAX: ffffffffffffffda RBX: 00007ffd355d3cb8 RCX: 00007f812a689fab [ 55.936172][ T5009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 55.944190][ T5009] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555559e2400 [ 55.952337][ T5009] R10: 00005555559e26d0 R11: 0000000000000246 R12: 0000000000000000 [ 55.960486][ T5009] R13: 00007ffd355d3750 R14: 00007f812a7ac9d8 R15: 000000000000000c [ 55.968495][ T5009] [ 55.971886][ T5009] Kernel Offset: disabled [ 55.976445][ T5009] Rebooting in 86400 seconds..