Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts. 2023/06/30 17:09:28 fuzzer started 2023/06/30 17:09:28 connecting to host at 10.128.0.169:38011 2023/06/30 17:09:28 checking machine... 2023/06/30 17:09:28 checking revisions... 2023/06/30 17:09:28 testing simple program... syzkaller login: [ 57.365996][ T5006] cgroup: Unknown subsys name 'net' [ 57.480946][ T5006] cgroup: Unknown subsys name 'rlimit' [ 58.840369][ T5006] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 58.853169][ T5000] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5000 'syz-fuzzer' [ 58.962223][ T5008] ================================================================================ [ 58.972062][ T5008] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 58.979800][ T5008] index 1 is out of range for type 'upid [1]' [ 58.986277][ T5008] CPU: 0 PID: 5008 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04282-g08fc75735fda #0 [ 58.996969][ T5008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 59.007815][ T5008] Call Trace: [ 59.011364][ T5008] [ 59.014395][ T5008] dump_stack_lvl+0x136/0x150 [ 59.019191][ T5008] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 59.025008][ T5008] ? __rt_mutex_futex_unlock+0x81/0x1f0 [ 59.030650][ T5008] alloc_pid+0xbe5/0xdd0 [ 59.035088][ T5008] ? copy_namespaces+0x1e3/0x500 [ 59.040095][ T5008] copy_process+0x4589/0x7620 [ 59.044784][ T5008] ? pidfd_prepare+0x80/0x80 [ 59.049480][ T5008] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.055579][ T5008] kernel_clone+0xeb/0x890 [ 59.060098][ T5008] ? create_io_thread+0xe0/0xe0 [ 59.065168][ T5008] ? ksys_unshare+0x676/0x920 [ 59.070028][ T5008] ? lock_downgrade+0x690/0x690 [ 59.075322][ T5008] ? do_raw_spin_lock+0x124/0x2b0 [ 59.080528][ T5008] ? spin_bug+0x1c0/0x1c0 [ 59.085217][ T5008] __do_sys_clone+0xba/0x100 [ 59.090599][ T5008] ? kernel_clone+0x890/0x890 [ 59.095732][ T5008] ? syscall_enter_from_user_mode+0x26/0x80 [ 59.101921][ T5008] do_syscall_64+0x39/0xb0 [ 59.108552][ T5008] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 59.115888][ T5008] RIP: 0033:0x7fc87c289fab [ 59.120404][ 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 [ 59.140920][ T5008] RSP: 002b:00007ffde9ca6350 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 59.149645][ T5008] RAX: ffffffffffffffda RBX: 00007ffde9ca69a8 RCX: 00007fc87c289fab [ 59.158600][ T5008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 59.167124][ T5008] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555858400 [ 59.176233][ T5008] R10: 00005555558586d0 R11: 0000000000000246 R12: 0000000000000000 [ 59.184483][ T5008] R13: 00007ffde9ca6440 R14: 00007fc87c3ac9d8 R15: 000000000000000c [ 59.192829][ T5008] [ 59.196211][ T5008] ================================================================================ [ 59.205818][ T5008] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 59.213164][ T5008] CPU: 0 PID: 5008 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04282-g08fc75735fda #0 [ 59.223251][ T5008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 59.233396][ T5008] Call Trace: [ 59.236683][ T5008] [ 59.239613][ T5008] dump_stack_lvl+0xd9/0x150 [ 59.244221][ T5008] panic+0x686/0x730 [ 59.248155][ T5008] ? panic_smp_self_stop+0xa0/0xa0 [ 59.253315][ T5008] ? syslog_print_all+0x3a0/0x3a0 [ 59.259330][ T5008] check_panic_on_warn+0xb1/0xc0 [ 59.264463][ T5008] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 59.270368][ T5008] ? __rt_mutex_futex_unlock+0x81/0x1f0 [ 59.276107][ T5008] alloc_pid+0xbe5/0xdd0 [ 59.280440][ T5008] ? copy_namespaces+0x1e3/0x500 [ 59.285406][ T5008] copy_process+0x4589/0x7620 [ 59.290309][ T5008] ? pidfd_prepare+0x80/0x80 [ 59.294922][ T5008] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.301018][ T5008] kernel_clone+0xeb/0x890 [ 59.305457][ T5008] ? create_io_thread+0xe0/0xe0 [ 59.310581][ T5008] ? ksys_unshare+0x676/0x920 [ 59.315275][ T5008] ? lock_downgrade+0x690/0x690 [ 59.320221][ T5008] ? do_raw_spin_lock+0x124/0x2b0 [ 59.325388][ T5008] ? spin_bug+0x1c0/0x1c0 [ 59.329744][ T5008] __do_sys_clone+0xba/0x100 [ 59.334487][ T5008] ? kernel_clone+0x890/0x890 [ 59.339904][ T5008] ? syscall_enter_from_user_mode+0x26/0x80 [ 59.345988][ T5008] do_syscall_64+0x39/0xb0 [ 59.350424][ T5008] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 59.356331][ T5008] RIP: 0033:0x7fc87c289fab [ 59.360758][ 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 [ 59.381105][ T5008] RSP: 002b:00007ffde9ca6350 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 59.389547][ T5008] RAX: ffffffffffffffda RBX: 00007ffde9ca69a8 RCX: 00007fc87c289fab [ 59.398042][ T5008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 59.406073][ T5008] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555858400 [ 59.414414][ T5008] R10: 00005555558586d0 R11: 0000000000000246 R12: 0000000000000000 [ 59.423534][ T5008] R13: 00007ffde9ca6440 R14: 00007fc87c3ac9d8 R15: 000000000000000c [ 59.431995][ T5008] [ 59.435369][ T5008] Kernel Offset: disabled [ 59.439756][ T5008] Rebooting in 86400 seconds..