Warning: Permanently added '10.128.10.54' (ECDSA) to the list of known hosts. 2023/07/03 18:23:58 fuzzer started 2023/07/03 18:23:58 connecting to host at 10.128.0.169:34637 2023/07/03 18:23:58 checking machine... 2023/07/03 18:23:58 checking revisions... 2023/07/03 18:23:58 testing simple program... [ 55.482359][ T5003] cgroup: Unknown subsys name 'net' [ 55.611116][ T5003] cgroup: Unknown subsys name 'rlimit' [ 56.925386][ T5003] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 56.938603][ T4999] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4999 'syz-fuzzer' [ 57.043642][ T5005] ================================================================================ [ 57.053018][ T5005] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 57.060204][ T5005] index 1 is out of range for type 'upid [1]' [ 57.066303][ T5005] CPU: 0 PID: 5005 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04303-g3de4d22cc9ac #0 [ 57.076268][ T5005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 57.086327][ T5005] Call Trace: [ 57.089612][ T5005] [ 57.092567][ T5005] dump_stack_lvl+0x136/0x150 [ 57.097284][ T5005] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 57.103101][ T5005] ? down_read_killable+0x4a1/0x4f0 [ 57.108320][ T5005] alloc_pid+0xbe5/0xdd0 [ 57.112575][ T5005] ? copy_namespaces+0x1e3/0x500 [ 57.117627][ T5005] copy_process+0x4589/0x7620 [ 57.122333][ T5005] ? pidfd_prepare+0x80/0x80 [ 57.126936][ T5005] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 57.132919][ T5005] kernel_clone+0xeb/0x890 [ 57.137331][ T5005] ? create_io_thread+0xe0/0xe0 [ 57.142177][ T5005] ? ksys_unshare+0x676/0x920 [ 57.146852][ T5005] ? lock_downgrade+0x690/0x690 [ 57.151725][ T5005] ? do_raw_spin_lock+0x124/0x2b0 [ 57.156771][ T5005] ? spin_bug+0x1c0/0x1c0 [ 57.161114][ T5005] __do_sys_clone+0xba/0x100 [ 57.165719][ T5005] ? kernel_clone+0x890/0x890 [ 57.170511][ T5005] ? syscall_enter_from_user_mode+0x26/0x80 [ 57.176427][ T5005] do_syscall_64+0x39/0xb0 [ 57.180855][ T5005] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.186761][ T5005] RIP: 0033:0x7fa556c89fab [ 57.191183][ T5005] 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 [ 57.210793][ T5005] RSP: 002b:00007ffdd12cbb60 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.219212][ T5005] RAX: ffffffffffffffda RBX: 00007ffdd12cc1b8 RCX: 00007fa556c89fab [ 57.227197][ T5005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 57.235172][ T5005] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555557bb400 [ 57.243144][ T5005] R10: 00005555557bb6d0 R11: 0000000000000246 R12: 0000000000000000 [ 57.251119][ T5005] R13: 00007ffdd12cbc50 R14: 00007fa556dac9d8 R15: 000000000000000c [ 57.259109][ T5005] [ 57.262368][ T5005] ================================================================================ [ 57.271823][ T5005] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 57.279027][ T5005] CPU: 0 PID: 5005 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04303-g3de4d22cc9ac #0 [ 57.288993][ T5005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 57.299035][ T5005] Call Trace: [ 57.302299][ T5005] [ 57.305218][ T5005] dump_stack_lvl+0xd9/0x150 [ 57.309804][ T5005] panic+0x686/0x730 [ 57.313691][ T5005] ? panic_smp_self_stop+0xa0/0xa0 [ 57.318796][ T5005] ? syslog_print_all+0x3a0/0x3a0 [ 57.323817][ T5005] check_panic_on_warn+0xb1/0xc0 [ 57.328747][ T5005] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 57.334541][ T5005] ? down_read_killable+0x4a1/0x4f0 [ 57.339744][ T5005] alloc_pid+0xbe5/0xdd0 [ 57.343975][ T5005] ? copy_namespaces+0x1e3/0x500 [ 57.348913][ T5005] copy_process+0x4589/0x7620 [ 57.353585][ T5005] ? pidfd_prepare+0x80/0x80 [ 57.358166][ T5005] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 57.364152][ T5005] kernel_clone+0xeb/0x890 [ 57.368559][ T5005] ? create_io_thread+0xe0/0xe0 [ 57.373403][ T5005] ? ksys_unshare+0x676/0x920 [ 57.378080][ T5005] ? lock_downgrade+0x690/0x690 [ 57.382942][ T5005] ? do_raw_spin_lock+0x124/0x2b0 [ 57.388188][ T5005] ? spin_bug+0x1c0/0x1c0 [ 57.392533][ T5005] __do_sys_clone+0xba/0x100 [ 57.397136][ T5005] ? kernel_clone+0x890/0x890 [ 57.401836][ T5005] ? syscall_enter_from_user_mode+0x26/0x80 [ 57.407745][ T5005] do_syscall_64+0x39/0xb0 [ 57.412178][ T5005] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.418081][ T5005] RIP: 0033:0x7fa556c89fab [ 57.422495][ T5005] 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 [ 57.442114][ T5005] RSP: 002b:00007ffdd12cbb60 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.450537][ T5005] RAX: ffffffffffffffda RBX: 00007ffdd12cc1b8 RCX: 00007fa556c89fab [ 57.458510][ T5005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 57.466482][ T5005] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555557bb400 [ 57.474452][ T5005] R10: 00005555557bb6d0 R11: 0000000000000246 R12: 0000000000000000 [ 57.482423][ T5005] R13: 00007ffdd12cbc50 R14: 00007fa556dac9d8 R15: 000000000000000c [ 57.490404][ T5005] [ 57.493668][ T5005] Kernel Offset: disabled [ 57.498054][ T5005] Rebooting in 86400 seconds..