Warning: Permanently added '10.128.1.159' (ECDSA) to the list of known hosts. 2023/07/01 20:03:10 fuzzer started 2023/07/01 20:03:10 connecting to host at 10.128.0.169:33213 2023/07/01 20:03:10 checking machine... 2023/07/01 20:03:10 checking revisions... 2023/07/01 20:03:10 testing simple program... [ 55.560482][ T5004] cgroup: Unknown subsys name 'net' [ 55.661968][ T5004] cgroup: Unknown subsys name 'rlimit' [ 56.979245][ T5004] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 56.992204][ T4998] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4998 'syz-fuzzer' [ 57.098665][ T5006] ================================================================================ [ 57.108110][ T5006] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 57.115210][ T5006] index 1 is out of range for type 'upid [1]' [ 57.132378][ T5006] CPU: 0 PID: 5006 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04285-g26b32974ad2e #0 [ 57.142383][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 57.152624][ T5006] Call Trace: [ 57.155914][ T5006] [ 57.158856][ T5006] dump_stack_lvl+0x136/0x150 [ 57.163576][ T5006] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 57.169601][ T5006] ? down_read_killable+0x4a1/0x4f0 [ 57.175018][ T5006] alloc_pid+0xbe5/0xdd0 [ 57.179532][ T5006] ? copy_namespaces+0x1e3/0x500 [ 57.184494][ T5006] copy_process+0x4589/0x7620 [ 57.189658][ T5006] ? pidfd_prepare+0x80/0x80 [ 57.194445][ T5006] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 57.200461][ T5006] kernel_clone+0xeb/0x890 [ 57.205068][ T5006] ? create_io_thread+0xe0/0xe0 [ 57.210036][ T5006] ? ksys_unshare+0x676/0x920 [ 57.214818][ T5006] ? lock_downgrade+0x690/0x690 [ 57.219764][ T5006] ? do_raw_spin_lock+0x124/0x2b0 [ 57.224846][ T5006] ? spin_bug+0x1c0/0x1c0 [ 57.229215][ T5006] __do_sys_clone+0xba/0x100 [ 57.234059][ T5006] ? kernel_clone+0x890/0x890 [ 57.238785][ T5006] ? syscall_enter_from_user_mode+0x26/0x80 [ 57.244964][ T5006] do_syscall_64+0x39/0xb0 [ 57.249608][ T5006] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.255578][ T5006] RIP: 0033:0x7f6fdc089fab [ 57.260225][ T5006] 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 [ 57.281531][ T5006] RSP: 002b:00007ffe77828f60 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.290075][ T5006] RAX: ffffffffffffffda RBX: 00007ffe778295b8 RCX: 00007f6fdc089fab [ 57.298509][ T5006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 57.306670][ T5006] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555a9c400 [ 57.314827][ T5006] R10: 0000555555a9c6d0 R11: 0000000000000246 R12: 0000000000000000 [ 57.322988][ T5006] R13: 00007ffe77829050 R14: 00007f6fdc1ac9d8 R15: 000000000000000c [ 57.331239][ T5006] [ 57.334685][ T5006] ================================================================================ [ 57.344864][ T5006] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 57.352367][ T5006] CPU: 0 PID: 5006 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04285-g26b32974ad2e #0 [ 57.362343][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 57.372482][ T5006] Call Trace: [ 57.375841][ T5006] [ 57.378763][ T5006] dump_stack_lvl+0xd9/0x150 [ 57.383359][ T5006] panic+0x686/0x730 [ 57.387374][ T5006] ? panic_smp_self_stop+0xa0/0xa0 [ 57.392635][ T5006] ? syslog_print_all+0x3a0/0x3a0 [ 57.397675][ T5006] check_panic_on_warn+0xb1/0xc0 [ 57.402716][ T5006] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 57.408514][ T5006] ? down_read_killable+0x4a1/0x4f0 [ 57.413709][ T5006] alloc_pid+0xbe5/0xdd0 [ 57.417961][ T5006] ? copy_namespaces+0x1e3/0x500 [ 57.422896][ T5006] copy_process+0x4589/0x7620 [ 57.427836][ T5006] ? pidfd_prepare+0x80/0x80 [ 57.432862][ T5006] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 57.438845][ T5006] kernel_clone+0xeb/0x890 [ 57.443355][ T5006] ? create_io_thread+0xe0/0xe0 [ 57.448229][ T5006] ? ksys_unshare+0x676/0x920 [ 57.452932][ T5006] ? lock_downgrade+0x690/0x690 [ 57.457802][ T5006] ? do_raw_spin_lock+0x124/0x2b0 [ 57.462930][ T5006] ? spin_bug+0x1c0/0x1c0 [ 57.467286][ T5006] __do_sys_clone+0xba/0x100 [ 57.471899][ T5006] ? kernel_clone+0x890/0x890 [ 57.476619][ T5006] ? syscall_enter_from_user_mode+0x26/0x80 [ 57.482756][ T5006] do_syscall_64+0x39/0xb0 [ 57.487369][ T5006] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.493370][ T5006] RIP: 0033:0x7f6fdc089fab [ 57.497886][ T5006] 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 [ 57.518376][ T5006] RSP: 002b:00007ffe77828f60 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.527248][ T5006] RAX: ffffffffffffffda RBX: 00007ffe778295b8 RCX: 00007f6fdc089fab [ 57.535225][ T5006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 57.543722][ T5006] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555a9c400 [ 57.553519][ T5006] R10: 0000555555a9c6d0 R11: 0000000000000246 R12: 0000000000000000 [ 57.561503][ T5006] R13: 00007ffe77829050 R14: 00007f6fdc1ac9d8 R15: 000000000000000c [ 57.569756][ T5006] [ 57.573233][ T5006] Kernel Offset: disabled [ 57.577929][ T5006] Rebooting in 86400 seconds..