DUID 00:04:0d:c2:4b:05:43:6c:47:47:3f:af:30:96:b7:33:ac:24
forked to background, child pid 4671
[ 34.117018][ T4672] 8021q: adding VLAN 0 to HW filter on device bond0
[ 34.128906][ T4672] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.140' (ECDSA) to the list of known hosts.
2023/07/03 15:22:07 fuzzer started
2023/07/03 15:22:07 connecting to host at 10.128.0.169:35113
2023/07/03 15:22:07 checking machine...
2023/07/03 15:22:07 checking revisions...
2023/07/03 15:22:07 testing simple program...
syzkaller login: [ 55.243081][ T5002] cgroup: Unknown subsys name 'net'
[ 55.348568][ T5002] cgroup: Unknown subsys name 'rlimit'
[ 56.653136][ T5002] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 56.666522][ T4996] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4996 'syz-fuzzer'
[ 56.773385][ T5004] ================================================================================
[ 56.782742][ T5004] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15
[ 56.789839][ T5004] index 1 is out of range for type 'upid [1]'
[ 56.795949][ T5004] CPU: 0 PID: 5004 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04282-g08fc75735fda #0
[ 56.805988][ T5004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 56.816209][ T5004] Call Trace:
[ 56.819475][ T5004]
[ 56.822397][ T5004] dump_stack_lvl+0x136/0x150
[ 56.827085][ T5004] __ubsan_handle_out_of_bounds+0xd5/0x140
[ 56.832884][ T5004] ? down_read_killable+0x4a1/0x4f0
[ 56.838438][ T5004] alloc_pid+0xbe5/0xdd0
[ 56.842670][ T5004] ? copy_namespaces+0x1e3/0x500
[ 56.847688][ T5004] copy_process+0x4589/0x7620
[ 56.852367][ T5004] ? pidfd_prepare+0x80/0x80
[ 56.857037][ T5004] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 56.863017][ T5004] kernel_clone+0xeb/0x890
[ 56.867436][ T5004] ? create_io_thread+0xe0/0xe0
[ 56.872280][ T5004] ? ksys_unshare+0x676/0x920
[ 56.876949][ T5004] ? lock_downgrade+0x690/0x690
[ 56.881792][ T5004] ? do_raw_spin_lock+0x124/0x2b0
[ 56.886817][ T5004] ? spin_bug+0x1c0/0x1c0
[ 56.891163][ T5004] __do_sys_clone+0xba/0x100
[ 56.895766][ T5004] ? kernel_clone+0x890/0x890
[ 56.900546][ T5004] ? syscall_enter_from_user_mode+0x26/0x80
[ 56.906447][ T5004] do_syscall_64+0x39/0xb0
[ 56.910969][ T5004] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.916961][ T5004] RIP: 0033:0x7efd74089fab
[ 56.921462][ T5004] 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
[ 56.941435][ T5004] RSP: 002b:00007fffe9845950 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 56.949861][ T5004] RAX: ffffffffffffffda RBX: 00007fffe9845fa8 RCX: 00007efd74089fab
[ 56.957922][ T5004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 56.965894][ T5004] RBP: 0000000000000000 R08: 0000000000000000 R09: 000055555732f400
[ 56.974132][ T5004] R10: 000055555732f6d0 R11: 0000000000000246 R12: 0000000000000000
[ 56.982367][ T5004] R13: 00007fffe9845a40 R14: 00007efd741ac9d8 R15: 000000000000000c
[ 56.990729][ T5004]
[ 56.994020][ T5004] ================================================================================
[ 57.003866][ T5004] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 57.011366][ T5004] CPU: 0 PID: 5004 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-04282-g08fc75735fda #0
[ 57.021561][ T5004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 57.031713][ T5004] Call Trace:
[ 57.035102][ T5004]
[ 57.038136][ T5004] dump_stack_lvl+0xd9/0x150
[ 57.042752][ T5004] panic+0x686/0x730
[ 57.046710][ T5004] ? panic_smp_self_stop+0xa0/0xa0
[ 57.051863][ T5004] ? syslog_print_all+0x3a0/0x3a0
[ 57.057222][ T5004] check_panic_on_warn+0xb1/0xc0
[ 57.062446][ T5004] __ubsan_handle_out_of_bounds+0xfd/0x140
[ 57.068466][ T5004] ? down_read_killable+0x4a1/0x4f0
[ 57.073779][ T5004] alloc_pid+0xbe5/0xdd0
[ 57.078292][ T5004] ? copy_namespaces+0x1e3/0x500
[ 57.083419][ T5004] copy_process+0x4589/0x7620
[ 57.088128][ T5004] ? pidfd_prepare+0x80/0x80
[ 57.092733][ T5004] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 57.098921][ T5004] kernel_clone+0xeb/0x890
[ 57.103436][ T5004] ? create_io_thread+0xe0/0xe0
[ 57.108745][ T5004] ? ksys_unshare+0x676/0x920
[ 57.113723][ T5004] ? lock_downgrade+0x690/0x690
[ 57.118849][ T5004] ? do_raw_spin_lock+0x124/0x2b0
[ 57.123971][ T5004] ? spin_bug+0x1c0/0x1c0
[ 57.128323][ T5004] __do_sys_clone+0xba/0x100
[ 57.132937][ T5004] ? kernel_clone+0x890/0x890
[ 57.137648][ T5004] ? syscall_enter_from_user_mode+0x26/0x80
[ 57.143750][ T5004] do_syscall_64+0x39/0xb0
[ 57.148349][ T5004] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 57.154291][ T5004] RIP: 0033:0x7efd74089fab
[ 57.158939][ T5004] 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
[ 57.179094][ T5004] RSP: 002b:00007fffe9845950 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 57.187689][ T5004] RAX: ffffffffffffffda RBX: 00007fffe9845fa8 RCX: 00007efd74089fab
[ 57.195842][ T5004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 57.204007][ T5004] RBP: 0000000000000000 R08: 0000000000000000 R09: 000055555732f400
[ 57.212019][ T5004] R10: 000055555732f6d0 R11: 0000000000000246 R12: 0000000000000000
[ 57.220186][ T5004] R13: 00007fffe9845a40 R14: 00007efd741ac9d8 R15: 000000000000000c
[ 57.228359][ T5004]
[ 57.231577][ T5004] Kernel Offset: disabled
[ 57.235959][ T5004] Rebooting in 86400 seconds..