Warning: Permanently added '10.128.1.187' (ECDSA) to the list of known hosts. 2023/07/01 20:50:50 fuzzer started 2023/07/01 20:50:50 connecting to host at 10.128.0.169:36555 2023/07/01 20:50:50 checking machine... 2023/07/01 20:50:50 checking revisions... 2023/07/01 20:50:50 testing simple program... [ 59.065483][ T5000] cgroup: Unknown subsys name 'net' [ 59.182278][ T5000] cgroup: Unknown subsys name 'rlimit' [ 60.539524][ T5000] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 60.552370][ T4995] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4995 'syz-fuzzer' [ 60.662855][ T5002] ================================================================================ [ 60.672606][ T5002] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 60.679893][ T5002] index 1 is out of range for type 'upid [1]' [ 60.686066][ T5002] CPU: 0 PID: 5002 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04247-g3a8a670eeeaa #0 [ 60.696052][ T5002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 60.706293][ T5002] Call Trace: [ 60.709581][ T5002] <TASK> [ 60.712506][ T5002] dump_stack_lvl+0x136/0x150 [ 60.717376][ T5002] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 60.723269][ T5002] ? try_to_take_rt_mutex+0x431/0xb70 [ 60.728920][ T5002] alloc_pid+0xbe5/0xdd0 [ 60.733159][ T5002] ? copy_namespaces+0x1e3/0x500 [ 60.738529][ T5002] copy_process+0x4589/0x7620 [ 60.743367][ T5002] ? pidfd_prepare+0x80/0x80 [ 60.748073][ T5002] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 60.754108][ T5002] kernel_clone+0xeb/0x890 [ 60.758649][ T5002] ? create_io_thread+0xe0/0xe0 [ 60.763620][ T5002] ? ksys_unshare+0x676/0x920 [ 60.768426][ T5002] ? lock_downgrade+0x690/0x690 [ 60.773477][ T5002] ? do_raw_spin_lock+0x124/0x2b0 [ 60.778526][ T5002] ? spin_bug+0x1c0/0x1c0 [ 60.782900][ T5002] __do_sys_clone+0xba/0x100 [ 60.787550][ T5002] ? kernel_clone+0x890/0x890 [ 60.792263][ T5002] ? syscall_enter_from_user_mode+0x26/0x80 [ 60.798175][ T5002] do_syscall_64+0x39/0xb0 [ 60.802774][ T5002] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.808769][ T5002] RIP: 0033:0x7f8d13e89fab [ 60.813277][ T5002] 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 [ 60.832996][ T5002] RSP: 002b:00007ffd13d711a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.841617][ T5002] RAX: ffffffffffffffda RBX: 00007ffd13d717f8 RCX: 00007f8d13e89fab [ 60.849885][ T5002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 60.858210][ T5002] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555557cb400 [ 60.866632][ T5002] R10: 00005555557cb6d0 R11: 0000000000000246 R12: 0000000000000000 [ 60.875333][ T5002] R13: 00007ffd13d71290 R14: 00007f8d13fac9d8 R15: 000000000000000c [ 60.883794][ T5002] </TASK> [ 60.887168][ T5002] ================================================================================ [ 60.896920][ T5002] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 60.904205][ T5002] CPU: 0 PID: 5002 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04247-g3a8a670eeeaa #0 [ 60.915252][ T5002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 60.925803][ T5002] Call Trace: [ 60.929201][ T5002] <TASK> [ 60.932273][ T5002] dump_stack_lvl+0xd9/0x150 [ 60.937257][ T5002] panic+0x686/0x730 [ 60.941171][ T5002] ? panic_smp_self_stop+0xa0/0xa0 [ 60.946479][ T5002] ? asm_sysvec_call_function_single+0x1a/0x20 [ 60.952826][ T5002] ? lockdep_hardirqs_on+0x7d/0x100 [ 60.958232][ T5002] ? asm_sysvec_call_function_single+0x1a/0x20 [ 60.964755][ T5002] check_panic_on_warn+0xb1/0xc0 [ 60.969710][ T5002] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 60.975967][ T5002] ? try_to_take_rt_mutex+0x431/0xb70 [ 60.981524][ T5002] alloc_pid+0xbe5/0xdd0 [ 60.985933][ T5002] ? copy_namespaces+0x1e3/0x500 [ 60.990933][ T5002] copy_process+0x4589/0x7620 [ 60.996110][ T5002] ? pidfd_prepare+0x80/0x80 [ 61.001586][ T5002] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 61.008132][ T5002] kernel_clone+0xeb/0x890 [ 61.012568][ T5002] ? create_io_thread+0xe0/0xe0 [ 61.017902][ T5002] ? ksys_unshare+0x676/0x920 [ 61.022877][ T5002] ? lock_downgrade+0x690/0x690 [ 61.027849][ T5002] ? do_raw_spin_lock+0x124/0x2b0 [ 61.032915][ T5002] ? spin_bug+0x1c0/0x1c0 [ 61.037481][ T5002] __do_sys_clone+0xba/0x100 [ 61.042265][ T5002] ? kernel_clone+0x890/0x890 [ 61.046970][ T5002] ? syscall_enter_from_user_mode+0x26/0x80 [ 61.053051][ T5002] do_syscall_64+0x39/0xb0 [ 61.057487][ T5002] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 61.063569][ T5002] RIP: 0033:0x7f8d13e89fab [ 61.067994][ T5002] 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 [ 61.088588][ T5002] RSP: 002b:00007ffd13d711a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.097729][ T5002] RAX: ffffffffffffffda RBX: 00007ffd13d717f8 RCX: 00007f8d13e89fab [ 61.105986][ T5002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 61.113965][ T5002] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555557cb400 [ 61.122308][ T5002] R10: 00005555557cb6d0 R11: 0000000000000246 R12: 0000000000000000 [ 61.130642][ T5002] R13: 00007ffd13d71290 R14: 00007f8d13fac9d8 R15: 000000000000000c [ 61.138633][ T5002] </TASK> [ 61.141801][ T5002] Kernel Offset: disabled [ 61.146215][ T5002] Rebooting in 86400 seconds..