Warning: Permanently added '10.128.1.176' (ECDSA) to the list of known hosts.
2023/06/28 22:03:55 fuzzer started
2023/06/28 22:03:56 connecting to host at 10.128.0.163:39585
2023/06/28 22:03:56 checking machine...
2023/06/28 22:03:56 checking revisions...
2023/06/28 22:03:56 testing simple program...
syzkaller login: [ 52.064416][ T4994] cgroup: Unknown subsys name 'net'
[ 52.171194][ T4994] cgroup: Unknown subsys name 'rlimit'
[ 53.428475][ T4994] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 53.440636][ T4991] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4991 'syz-fuzzer'
[ 53.536437][ T4996] ================================================================================
[ 53.545799][ T4996] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:3
[ 53.552810][ T4996] index 1 is out of range for type 'struct upid[1]'
[ 53.559427][ T4996] CPU: 0 PID: 4996 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-02463-g89181f544ffa #0
[ 53.569499][ T4996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 53.579543][ T4996] Call Trace:
[ 53.582807][ T4996]
[ 53.585899][ T4996] dump_stack_lvl+0x1e7/0x2d0
[ 53.590632][ T4996] ? nf_tcp_handle_invalid+0x650/0x650
[ 53.596077][ T4996] ? panic+0x770/0x770
[ 53.600129][ T4996] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0
[ 53.606094][ T4996] ? __lock_acquire+0x7f70/0x7f70
[ 53.611114][ T4996] ? _raw_spin_lock_irq+0xdf/0x120
[ 53.616224][ T4996] __ubsan_handle_out_of_bounds+0x11c/0x150
[ 53.622222][ T4996] ? lockdep_hardirqs_on+0x98/0x140
[ 53.627414][ T4996] alloc_pid+0x405/0xc40
[ 53.631658][ T4996] copy_process+0x1f2f/0x4350
[ 53.636336][ T4996] ? verify_lock_unused+0x140/0x140
[ 53.641541][ T4996] ? perf_event_namespaces+0x208/0xca0
[ 53.647002][ T4996] ? __pidfd_prepare+0x140/0x140
[ 53.652043][ T4996] kernel_clone+0x222/0x800
[ 53.656567][ T4996] ? create_io_thread+0x1d0/0x1d0
[ 53.661672][ T4996] ? do_raw_spin_lock+0x14d/0x3a0
[ 53.666784][ T4996] ? do_raw_spin_unlock+0x13b/0x8b0
[ 53.671984][ T4996] __x64_sys_clone+0x258/0x2a0
[ 53.676834][ T4996] ? __do_sys_vfork+0x120/0x120
[ 53.681675][ T4996] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0
[ 53.687654][ T4996] ? syscall_enter_from_user_mode+0x32/0x230
[ 53.693623][ T4996] ? lockdep_hardirqs_on+0x98/0x140
[ 53.698903][ T4996] ? syscall_enter_from_user_mode+0x32/0x230
[ 53.704878][ T4996] do_syscall_64+0x41/0xc0
[ 53.709288][ T4996] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 53.715188][ T4996] RIP: 0033:0x7f5fe6889fab
[ 53.719594][ T4996] 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
[ 53.739365][ T4996] RSP: 002b:00007ffc688eb6e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 53.747956][ T4996] RAX: ffffffffffffffda RBX: 00007ffc688ebd38 RCX: 00007f5fe6889fab
[ 53.756004][ T4996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 53.763970][ T4996] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555561d7400
[ 53.771934][ T4996] R10: 00005555561d76d0 R11: 0000000000000246 R12: 0000000000000000
[ 53.779984][ T4996] R13: 00007ffc688eb7d0 R14: 00007f5fe69ac9d8 R15: 000000000000000c
[ 53.787960][ T4996]
[ 53.791202][ T4996] ================================================================================
[ 53.800644][ T4996] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 53.807835][ T4996] CPU: 0 PID: 4996 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-02463-g89181f544ffa #0
[ 53.817800][ T4996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 53.827840][ T4996] Call Trace:
[ 53.831110][ T4996]
[ 53.834064][ T4996] dump_stack_lvl+0x1e7/0x2d0
[ 53.838743][ T4996] ? nf_tcp_handle_invalid+0x650/0x650
[ 53.844283][ T4996] ? panic+0x770/0x770
[ 53.848344][ T4996] ? vscnprintf+0x5d/0x80
[ 53.852665][ T4996] panic+0x30f/0x770
[ 53.856551][ T4996] ? check_panic_on_warn+0x21/0xa0
[ 53.861657][ T4996] ? __memcpy_flushcache+0x2b0/0x2b0
[ 53.866938][ T4996] ? dump_stack_lvl+0x253/0x2d0
[ 53.871788][ T4996] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0
[ 53.877765][ T4996] ? __lock_acquire+0x7f70/0x7f70
[ 53.882783][ T4996] check_panic_on_warn+0x82/0xa0
[ 53.887721][ T4996] __ubsan_handle_out_of_bounds+0x13c/0x150
[ 53.893609][ T4996] ? lockdep_hardirqs_on+0x98/0x140
[ 53.898800][ T4996] alloc_pid+0x405/0xc40
[ 53.903058][ T4996] copy_process+0x1f2f/0x4350
[ 53.907728][ T4996] ? verify_lock_unused+0x140/0x140
[ 53.912933][ T4996] ? perf_event_namespaces+0x208/0xca0
[ 53.918396][ T4996] ? __pidfd_prepare+0x140/0x140
[ 53.923362][ T4996] kernel_clone+0x222/0x800
[ 53.927960][ T4996] ? create_io_thread+0x1d0/0x1d0
[ 53.932977][ T4996] ? do_raw_spin_lock+0x14d/0x3a0
[ 53.938439][ T4996] ? do_raw_spin_unlock+0x13b/0x8b0
[ 53.943731][ T4996] __x64_sys_clone+0x258/0x2a0
[ 53.948490][ T4996] ? __do_sys_vfork+0x120/0x120
[ 53.953335][ T4996] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0
[ 53.959316][ T4996] ? syscall_enter_from_user_mode+0x32/0x230
[ 53.965288][ T4996] ? lockdep_hardirqs_on+0x98/0x140
[ 53.970477][ T4996] ? syscall_enter_from_user_mode+0x32/0x230
[ 53.976451][ T4996] do_syscall_64+0x41/0xc0
[ 53.980866][ T4996] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 53.986751][ T4996] RIP: 0033:0x7f5fe6889fab
[ 53.991178][ T4996] 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
[ 54.010774][ T4996] RSP: 002b:00007ffc688eb6e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 54.019179][ T4996] RAX: ffffffffffffffda RBX: 00007ffc688ebd38 RCX: 00007f5fe6889fab
[ 54.027141][ T4996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 54.035101][ T4996] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555561d7400
[ 54.043064][ T4996] R10: 00005555561d76d0 R11: 0000000000000246 R12: 0000000000000000
[ 54.051024][ T4996] R13: 00007ffc688eb7d0 R14: 00007f5fe69ac9d8 R15: 000000000000000c
[ 54.059014][ T4996]
[ 54.062263][ T4996] Kernel Offset: disabled
[ 54.066648][ T4996] Rebooting in 86400 seconds..