Warning: Permanently added '10.128.1.1' (ECDSA) to the list of known hosts. 2023/06/30 11:19:16 fuzzer started 2023/06/30 11:19:16 connecting to host at 10.128.0.169:36395 2023/06/30 11:19:16 checking machine... 2023/06/30 11:19:16 checking revisions... 2023/06/30 11:19:16 testing simple program... syzkaller login: [ 62.540802][ T5006] cgroup: Unknown subsys name 'net' [ 62.663341][ T5006] cgroup: Unknown subsys name 'rlimit' [ 64.119897][ T5006] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 64.132833][ T5004] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5004 'syz-fuzzer' [ 64.246276][ T5008] ================================================================================ [ 64.255704][ T5008] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 64.262836][ T5008] index 1 is out of range for type 'upid [1]' [ 64.269179][ T5008] CPU: 1 PID: 5008 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04247-g3a8a670eeeaa #0 [ 64.279670][ T5008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 64.290897][ T5008] Call Trace: [ 64.294620][ T5008] [ 64.297680][ T5008] dump_stack_lvl+0x136/0x150 [ 64.303147][ T5008] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 64.309277][ T5008] ? schedule_timeout+0x241/0x2b0 [ 64.315327][ T5008] alloc_pid+0xbe5/0xdd0 [ 64.320357][ T5008] ? copy_namespaces+0x1e3/0x500 [ 64.327612][ T5008] copy_process+0x4589/0x7620 [ 64.332722][ T5008] ? pidfd_prepare+0x80/0x80 [ 64.338101][ T5008] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 64.344694][ T5008] kernel_clone+0xeb/0x890 [ 64.350247][ T5008] ? create_io_thread+0xe0/0xe0 [ 64.356274][ T5008] ? ksys_unshare+0x676/0x920 [ 64.361626][ T5008] ? lock_downgrade+0x690/0x690 [ 64.366597][ T5008] ? do_raw_spin_lock+0x124/0x2b0 [ 64.373059][ T5008] ? spin_bug+0x1c0/0x1c0 [ 64.377521][ T5008] __do_sys_clone+0xba/0x100 [ 64.384210][ T5008] ? kernel_clone+0x890/0x890 [ 64.389300][ T5008] ? syscall_enter_from_user_mode+0x26/0x80 [ 64.396301][ T5008] do_syscall_64+0x39/0xb0 [ 64.400848][ T5008] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 64.407941][ T5008] RIP: 0033:0x7fcf2b489fab [ 64.413073][ T5008] 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 [ 64.437194][ T5008] RSP: 002b:00007ffeca4c0570 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.448249][ T5008] RAX: ffffffffffffffda RBX: 00007ffeca4c0bc8 RCX: 00007fcf2b489fab [ 64.458510][ T5008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 64.467282][ T5008] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555af1400 [ 64.477646][ T5008] R10: 0000555555af16d0 R11: 0000000000000246 R12: 0000000000000000 [ 64.488143][ T5008] R13: 00007ffeca4c0660 R14: 00007fcf2b5ac9d8 R15: 000000000000000c [ 64.497126][ T5008] [ 64.502771][ T5008] ================================================================================ [ 64.514262][ T5008] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 64.525024][ T5008] CPU: 0 PID: 5008 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04247-g3a8a670eeeaa #0 [ 64.536133][ T5008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 64.547607][ T5008] Call Trace: [ 64.551106][ T5008] [ 64.554579][ T5008] dump_stack_lvl+0xd9/0x150 [ 64.559361][ T5008] panic+0x686/0x730 [ 64.563432][ T5008] ? panic_smp_self_stop+0xa0/0xa0 [ 64.569092][ T5008] ? syslog_print_all+0x3a0/0x3a0 [ 64.574212][ T5008] check_panic_on_warn+0xb1/0xc0 [ 64.579670][ T5008] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 64.586115][ T5008] ? schedule_timeout+0x241/0x2b0 [ 64.591919][ T5008] alloc_pid+0xbe5/0xdd0 [ 64.596364][ T5008] ? copy_namespaces+0x1e3/0x500 [ 64.601710][ T5008] copy_process+0x4589/0x7620 [ 64.606907][ T5008] ? pidfd_prepare+0x80/0x80 [ 64.611622][ T5008] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 64.617895][ T5008] kernel_clone+0xeb/0x890 [ 64.623104][ T5008] ? create_io_thread+0xe0/0xe0 [ 64.628233][ T5008] ? ksys_unshare+0x676/0x920 [ 64.632934][ T5008] ? lock_downgrade+0x690/0x690 [ 64.637987][ T5008] ? do_raw_spin_lock+0x124/0x2b0 [ 64.643652][ T5008] ? spin_bug+0x1c0/0x1c0 [ 64.648282][ T5008] __do_sys_clone+0xba/0x100 [ 64.653145][ T5008] ? kernel_clone+0x890/0x890 [ 64.658210][ T5008] ? syscall_enter_from_user_mode+0x26/0x80 [ 64.664736][ T5008] do_syscall_64+0x39/0xb0 [ 64.669715][ T5008] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 64.676089][ T5008] RIP: 0033:0x7fcf2b489fab [ 64.680790][ T5008] 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 [ 64.700903][ T5008] RSP: 002b:00007ffeca4c0570 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.710322][ T5008] RAX: ffffffffffffffda RBX: 00007ffeca4c0bc8 RCX: 00007fcf2b489fab [ 64.718660][ T5008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 64.726905][ T5008] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555af1400 [ 64.734892][ T5008] R10: 0000555555af16d0 R11: 0000000000000246 R12: 0000000000000000 [ 64.743013][ T5008] R13: 00007ffeca4c0660 R14: 00007fcf2b5ac9d8 R15: 000000000000000c [ 64.751187][ T5008] [ 64.754935][ T5008] Kernel Offset: disabled [ 64.759473][ T5008] Rebooting in 86400 seconds..