Warning: Permanently added '10.128.0.138' (ECDSA) to the list of known hosts. 2023/07/03 15:22:09 fuzzer started 2023/07/03 15:22:09 connecting to host at 10.128.0.169:38483 2023/07/03 15:22:09 checking machine... 2023/07/03 15:22:09 checking revisions... 2023/07/03 15:22:10 testing simple program... [ 55.741494][ T5001] cgroup: Unknown subsys name 'net' [ 55.885315][ T5001] cgroup: Unknown subsys name 'rlimit' [ 57.191154][ T5001] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 57.203938][ T4995] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4995 'syz-fuzzer' [ 57.312120][ T5003] ================================================================================ [ 57.321707][ T5003] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 57.329303][ T5003] index 1 is out of range for type 'upid [1]' [ 57.335474][ T5003] CPU: 1 PID: 5003 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04282-g08fc75735fda #0 [ 57.345868][ T5003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 57.355919][ T5003] Call Trace: [ 57.359289][ T5003] [ 57.362215][ T5003] dump_stack_lvl+0x136/0x150 [ 57.366997][ T5003] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 57.372915][ T5003] ? down_read_killable+0x4a1/0x4f0 [ 57.378120][ T5003] alloc_pid+0xbe5/0xdd0 [ 57.382365][ T5003] ? copy_namespaces+0x1e3/0x500 [ 57.387302][ T5003] copy_process+0x4589/0x7620 [ 57.392093][ T5003] ? pidfd_prepare+0x80/0x80 [ 57.396809][ T5003] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 57.402825][ T5003] kernel_clone+0xeb/0x890 [ 57.407255][ T5003] ? create_io_thread+0xe0/0xe0 [ 57.413954][ T5003] ? ksys_unshare+0x676/0x920 [ 57.418649][ T5003] ? lock_downgrade+0x690/0x690 [ 57.423493][ T5003] ? do_raw_spin_lock+0x124/0x2b0 [ 57.428686][ T5003] ? spin_bug+0x1c0/0x1c0 [ 57.433189][ T5003] __do_sys_clone+0xba/0x100 [ 57.437866][ T5003] ? kernel_clone+0x890/0x890 [ 57.442544][ T5003] ? syscall_enter_from_user_mode+0x26/0x80 [ 57.448433][ T5003] do_syscall_64+0x39/0xb0 [ 57.452846][ T5003] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.459172][ T5003] RIP: 0033:0x7effe5489fab [ 57.463759][ T5003] 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 [ 57.484065][ T5003] RSP: 002b:00007ffe887050c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.492667][ T5003] RAX: ffffffffffffffda RBX: 00007ffe88705718 RCX: 00007effe5489fab [ 57.500717][ T5003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 57.508765][ T5003] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555b6f400 [ 57.516814][ T5003] R10: 0000555555b6f6d0 R11: 0000000000000246 R12: 0000000000000000 [ 57.524862][ T5003] R13: 00007ffe887051b0 R14: 00007effe55ac9d8 R15: 000000000000000c [ 57.533101][ T5003] [ 57.537922][ T5003] ================================================================================ [ 57.547361][ T5003] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 57.554920][ T5003] CPU: 0 PID: 5003 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04282-g08fc75735fda #0 [ 57.564992][ T5003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 57.575207][ T5003] Call Trace: [ 57.578487][ T5003] [ 57.581496][ T5003] dump_stack_lvl+0xd9/0x150 [ 57.586271][ T5003] panic+0x686/0x730 [ 57.590335][ T5003] ? panic_smp_self_stop+0xa0/0xa0 [ 57.595450][ T5003] ? syslog_print_all+0x3a0/0x3a0 [ 57.600575][ T5003] check_panic_on_warn+0xb1/0xc0 [ 57.606901][ T5003] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 57.612700][ T5003] ? down_read_killable+0x4a1/0x4f0 [ 57.618078][ T5003] alloc_pid+0xbe5/0xdd0 [ 57.622399][ T5003] ? copy_namespaces+0x1e3/0x500 [ 57.627422][ T5003] copy_process+0x4589/0x7620 [ 57.632100][ T5003] ? pidfd_prepare+0x80/0x80 [ 57.636695][ T5003] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 57.642854][ T5003] kernel_clone+0xeb/0x890 [ 57.647622][ T5003] ? create_io_thread+0xe0/0xe0 [ 57.652660][ T5003] ? ksys_unshare+0x676/0x920 [ 57.657360][ T5003] ? lock_downgrade+0x690/0x690 [ 57.662381][ T5003] ? do_raw_spin_lock+0x124/0x2b0 [ 57.667488][ T5003] ? spin_bug+0x1c0/0x1c0 [ 57.671812][ T5003] __do_sys_clone+0xba/0x100 [ 57.676662][ T5003] ? kernel_clone+0x890/0x890 [ 57.681596][ T5003] ? syscall_enter_from_user_mode+0x26/0x80 [ 57.687479][ T5003] do_syscall_64+0x39/0xb0 [ 57.691972][ T5003] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.697857][ T5003] RIP: 0033:0x7effe5489fab [ 57.702261][ T5003] 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 [ 57.722647][ T5003] RSP: 002b:00007ffe887050c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.731311][ T5003] RAX: ffffffffffffffda RBX: 00007ffe88705718 RCX: 00007effe5489fab [ 57.739529][ T5003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 57.747683][ T5003] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555b6f400 [ 57.755820][ T5003] R10: 0000555555b6f6d0 R11: 0000000000000246 R12: 0000000000000000 [ 57.763955][ T5003] R13: 00007ffe887051b0 R14: 00007effe55ac9d8 R15: 000000000000000c [ 57.772185][ T5003] [ 57.775340][ T5003] Kernel Offset: disabled [ 57.779730][ T5003] Rebooting in 86400 seconds..