Warning: Permanently added '10.128.10.59' (ECDSA) to the list of known hosts. 2023/06/30 08:05:09 fuzzer started 2023/06/30 08:05:09 connecting to host at 10.128.0.169:39339 2023/06/30 08:05:09 checking machine... 2023/06/30 08:05:09 checking revisions... 2023/06/30 08:05:09 testing simple program... [ 53.728598][ T4995] cgroup: Unknown subsys name 'net' [ 53.833546][ T4995] cgroup: Unknown subsys name 'rlimit' [ 55.091002][ T4995] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 55.103013][ T4990] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4990 'syz-fuzzer' [ 55.200338][ T4997] ================================================================================ [ 55.209944][ T4997] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:3 [ 55.217053][ T4997] index 1 is out of range for type 'struct upid[1]' [ 55.223762][ T4997] CPU: 0 PID: 4997 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08686-ge55e5df193d2 #0 [ 55.233746][ T4997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 55.243898][ T4997] Call Trace: [ 55.247185][ T4997] [ 55.250302][ T4997] dump_stack_lvl+0x1e7/0x2d0 [ 55.255097][ T4997] ? nf_tcp_handle_invalid+0x650/0x650 [ 55.260746][ T4997] ? panic+0x770/0x770 [ 55.264812][ T4997] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 55.271102][ T4997] ? __lock_acquire+0x7f70/0x7f70 [ 55.276310][ T4997] ? _raw_spin_lock_irq+0xdf/0x120 [ 55.281435][ T4997] __ubsan_handle_out_of_bounds+0x11c/0x150 [ 55.287775][ T4997] ? lockdep_hardirqs_on+0x98/0x140 [ 55.292966][ T4997] alloc_pid+0x405/0xc40 [ 55.297213][ T4997] copy_process+0x1f2f/0x4350 [ 55.301967][ T4997] ? verify_lock_unused+0x140/0x140 [ 55.307183][ T4997] ? perf_event_namespaces+0x208/0xca0 [ 55.312729][ T4997] ? __pidfd_prepare+0x140/0x140 [ 55.317672][ T4997] kernel_clone+0x222/0x800 [ 55.322347][ T4997] ? create_io_thread+0x1d0/0x1d0 [ 55.327365][ T4997] ? do_raw_spin_lock+0x14d/0x3a0 [ 55.332415][ T4997] ? do_raw_spin_unlock+0x13b/0x8b0 [ 55.337623][ T4997] __x64_sys_clone+0x258/0x2a0 [ 55.342379][ T4997] ? __do_sys_vfork+0x120/0x120 [ 55.347226][ T4997] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 55.353347][ T4997] ? syscall_enter_from_user_mode+0x32/0x230 [ 55.359341][ T4997] ? lockdep_hardirqs_on+0x98/0x140 [ 55.364550][ T4997] ? syscall_enter_from_user_mode+0x32/0x230 [ 55.370815][ T4997] do_syscall_64+0x41/0xc0 [ 55.375279][ T4997] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.381199][ T4997] RIP: 0033:0x7f5843c89fab [ 55.385795][ T4997] 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 [ 55.406271][ T4997] RSP: 002b:00007ffde4611930 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.414684][ T4997] RAX: ffffffffffffffda RBX: 00007ffde4611f88 RCX: 00007f5843c89fab [ 55.422657][ T4997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 55.430637][ T4997] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556f7a400 [ 55.438626][ T4997] R10: 0000555556f7a6d0 R11: 0000000000000246 R12: 0000000000000000 [ 55.446601][ T4997] R13: 00007ffde4611a20 R14: 00007f5843dac9d8 R15: 000000000000000c [ 55.454664][ T4997] [ 55.457891][ T4997] ================================================================================ [ 55.468532][ T4997] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 55.475744][ T4997] CPU: 0 PID: 4997 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08686-ge55e5df193d2 #0 [ 55.485701][ T4997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 55.495760][ T4997] Call Trace: [ 55.499025][ T4997] [ 55.501950][ T4997] dump_stack_lvl+0x1e7/0x2d0 [ 55.506706][ T4997] ? nf_tcp_handle_invalid+0x650/0x650 [ 55.512152][ T4997] ? panic+0x770/0x770 [ 55.516205][ T4997] ? vscnprintf+0x5d/0x80 [ 55.520605][ T4997] panic+0x30f/0x770 [ 55.524575][ T4997] ? check_panic_on_warn+0x21/0xa0 [ 55.529752][ T4997] ? __memcpy_flushcache+0x2b0/0x2b0 [ 55.535476][ T4997] ? dump_stack_lvl+0x253/0x2d0 [ 55.540356][ T4997] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 55.546513][ T4997] ? __lock_acquire+0x7f70/0x7f70 [ 55.551643][ T4997] check_panic_on_warn+0x82/0xa0 [ 55.556664][ T4997] __ubsan_handle_out_of_bounds+0x13c/0x150 [ 55.562638][ T4997] ? lockdep_hardirqs_on+0x98/0x140 [ 55.567997][ T4997] alloc_pid+0x405/0xc40 [ 55.572287][ T4997] copy_process+0x1f2f/0x4350 [ 55.576956][ T4997] ? verify_lock_unused+0x140/0x140 [ 55.582165][ T4997] ? perf_event_namespaces+0x208/0xca0 [ 55.587610][ T4997] ? __pidfd_prepare+0x140/0x140 [ 55.592541][ T4997] kernel_clone+0x222/0x800 [ 55.597053][ T4997] ? create_io_thread+0x1d0/0x1d0 [ 55.602063][ T4997] ? do_raw_spin_lock+0x14d/0x3a0 [ 55.607162][ T4997] ? do_raw_spin_unlock+0x13b/0x8b0 [ 55.612348][ T4997] __x64_sys_clone+0x258/0x2a0 [ 55.617259][ T4997] ? __do_sys_vfork+0x120/0x120 [ 55.622094][ T4997] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 55.628237][ T4997] ? syscall_enter_from_user_mode+0x32/0x230 [ 55.634319][ T4997] ? lockdep_hardirqs_on+0x98/0x140 [ 55.639500][ T4997] ? syscall_enter_from_user_mode+0x32/0x230 [ 55.645552][ T4997] do_syscall_64+0x41/0xc0 [ 55.650040][ T4997] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.656354][ T4997] RIP: 0033:0x7f5843c89fab [ 55.660848][ T4997] 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 [ 55.681316][ T4997] RSP: 002b:00007ffde4611930 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.689973][ T4997] RAX: ffffffffffffffda RBX: 00007ffde4611f88 RCX: 00007f5843c89fab [ 55.698105][ T4997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 55.706273][ T4997] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556f7a400 [ 55.714315][ T4997] R10: 0000555556f7a6d0 R11: 0000000000000246 R12: 0000000000000000 [ 55.722264][ T4997] R13: 00007ffde4611a20 R14: 00007f5843dac9d8 R15: 000000000000000c [ 55.730245][ T4997] [ 55.733420][ T4997] Kernel Offset: disabled [ 55.737806][ T4997] Rebooting in 86400 seconds..