Warning: Permanently added '10.128.0.230' (ECDSA) to the list of known hosts.
2023/05/16 11:42:05 fuzzer started
2023/05/16 11:42:05 connecting to host at 10.128.0.169:37237
2023/05/16 11:42:05 checking machine...
2023/05/16 11:42:05 checking revisions...
2023/05/16 11:42:05 testing simple program...
syzkaller login: [ 58.454807][ T5003] cgroup: Unknown subsys name 'net'
[ 58.614406][ T5003] cgroup: Unknown subsys name 'rlimit'
[ 58.749414][ T4998] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4998 'syz-fuzzer'
[ 58.874684][ T5006] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 58.882688][ T5006] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 58.890282][ T5006] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 58.898736][ T5006] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 58.906505][ T5006] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 58.913979][ T5006] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 58.945426][ T5005] ------------[ cut here ]------------
[ 58.950987][ T5005] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 58.962433][ T5005] WARNING: CPU: 0 PID: 5005 at net/sysctl_net.c:155 register_net_sysctl+0x207/0x3c0
[ 58.971899][ T5005] Modules linked in:
[ 58.975788][ T5005] CPU: 0 PID: 5005 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00234-g8b33485128ad #0
[ 58.986217][ T5005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 58.996343][ T5005] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 59.002460][ T5005] Code: 8b 43 f4 48 89 f8 48 c1 e8 03 80 3c 28 00 0f 85 a9 01 00 00 48 8b 53 ec 4c 89 e9 4c 89 fe 48 c7 c7 c0 01 85 8b e8 59 61 81 f7 <0f> 0b 48 89 d8 48 c1 e8 03 0f b6 14 28 48 89 d8 83 e0 07 83 c0 01
[ 59.022178][ T5005] RSP: 0018:ffffc90003a3fbf8 EFLAGS: 00010286
[ 59.028273][ T5005] RAX: 0000000000000000 RBX: ffff88802a554454 RCX: 0000000000000000
[ 59.036308][ T5005] RDX: ffff888028aebb80 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 59.044377][ T5005] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 59.052402][ T5005] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88802a554448
[ 59.060386][ T5005] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 59.068429][ T5005] FS: 0000555556d45400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 59.077402][ T5005] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.084244][ T5005] CR2: 00005592b998eff0 CR3: 0000000070817000 CR4: 00000000003506f0
[ 59.092353][ T5005] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 59.100321][ T5005] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 59.108466][ T5005] Call Trace:
[ 59.111820][ T5005]
[ 59.114768][ T5005] ? ip4_frag_init+0x380/0x380
[ 59.119549][ T5005] ipv4_frags_init_net+0x269/0x430
[ 59.124752][ T5005] ops_init+0xb9/0x6b0
[ 59.128991][ T5005] setup_net+0x5d1/0xc50
[ 59.133320][ T5005] ? ops_init+0x6b0/0x6b0
[ 59.137696][ T5005] copy_net_ns+0x4ee/0x8e0
[ 59.142198][ T5005] create_new_namespaces+0x3f6/0xb20
[ 59.147518][ T5005] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 59.153473][ T5005] ksys_unshare+0x449/0x920
[ 59.158032][ T5005] ? unshare_fd+0x1c0/0x1c0
[ 59.162652][ T5005] ? unlock_page_memcg+0x2d0/0x2d0
[ 59.167795][ T5005] ? syscall_enter_from_user_mode+0x26/0x80
[ 59.173807][ T5005] __x64_sys_unshare+0x31/0x40
[ 59.178613][ T5005] do_syscall_64+0x39/0xb0
[ 59.183179][ T5005] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 59.189117][ T5005] RIP: 0033:0x7f8868a8d727
[ 59.193743][ T5005] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 59.213631][ T5005] RSP: 002b:00007ffc80abab68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 59.222112][ T5005] RAX: ffffffffffffffda RBX: 00007ffc80abb1a8 RCX: 00007f8868a8d727
[ 59.230098][ T5005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 59.238209][ T5005] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 59.246283][ T5005] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[ 59.254344][ T5005] R13: 00007ffc80abac40 R14: 00007f8868bac9d8 R15: 000000000000000c
[ 59.262408][ T5005]
[ 59.265437][ T5005] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 59.272725][ T5005] CPU: 0 PID: 5005 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00234-g8b33485128ad #0
[ 59.283043][ T5005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 59.293089][ T5005] Call Trace:
[ 59.296363][ T5005]
[ 59.299282][ T5005] dump_stack_lvl+0xd9/0x150
[ 59.303875][ T5005] panic+0x686/0x730
[ 59.307766][ T5005] ? panic_smp_self_stop+0xa0/0xa0
[ 59.313222][ T5005] ? show_trace_log_lvl+0x285/0x390
[ 59.318426][ T5005] ? register_net_sysctl+0x207/0x3c0
[ 59.323705][ T5005] check_panic_on_warn+0xb1/0xc0
[ 59.328639][ T5005] __warn+0xf2/0x390
[ 59.332530][ T5005] ? preempt_schedule_notrace+0x5f/0xd0
[ 59.338072][ T5005] ? register_net_sysctl+0x207/0x3c0
[ 59.343635][ T5005] report_bug+0x2da/0x500
[ 59.347978][ T5005] handle_bug+0x3c/0x70
[ 59.352122][ T5005] exc_invalid_op+0x18/0x50
[ 59.356614][ T5005] asm_exc_invalid_op+0x1a/0x20
[ 59.361677][ T5005] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 59.367777][ T5005] Code: 8b 43 f4 48 89 f8 48 c1 e8 03 80 3c 28 00 0f 85 a9 01 00 00 48 8b 53 ec 4c 89 e9 4c 89 fe 48 c7 c7 c0 01 85 8b e8 59 61 81 f7 <0f> 0b 48 89 d8 48 c1 e8 03 0f b6 14 28 48 89 d8 83 e0 07 83 c0 01
[ 59.387525][ T5005] RSP: 0018:ffffc90003a3fbf8 EFLAGS: 00010286
[ 59.393601][ T5005] RAX: 0000000000000000 RBX: ffff88802a554454 RCX: 0000000000000000
[ 59.401573][ T5005] RDX: ffff888028aebb80 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 59.409559][ T5005] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 59.417549][ T5005] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88802a554448
[ 59.425536][ T5005] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 59.433547][ T5005] ? __warn_printk+0x187/0x310
[ 59.438335][ T5005] ? register_net_sysctl+0x207/0x3c0
[ 59.443723][ T5005] ? ip4_frag_init+0x380/0x380
[ 59.448530][ T5005] ipv4_frags_init_net+0x269/0x430
[ 59.453678][ T5005] ops_init+0xb9/0x6b0
[ 59.457772][ T5005] setup_net+0x5d1/0xc50
[ 59.462061][ T5005] ? ops_init+0x6b0/0x6b0
[ 59.466543][ T5005] copy_net_ns+0x4ee/0x8e0
[ 59.470982][ T5005] create_new_namespaces+0x3f6/0xb20
[ 59.476292][ T5005] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 59.481947][ T5005] ksys_unshare+0x449/0x920
[ 59.486505][ T5005] ? unshare_fd+0x1c0/0x1c0
[ 59.491025][ T5005] ? unlock_page_memcg+0x2d0/0x2d0
[ 59.496170][ T5005] ? syscall_enter_from_user_mode+0x26/0x80
[ 59.502167][ T5005] __x64_sys_unshare+0x31/0x40
[ 59.506945][ T5005] do_syscall_64+0x39/0xb0
[ 59.511469][ T5005] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 59.517493][ T5005] RIP: 0033:0x7f8868a8d727
[ 59.521929][ T5005] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 59.541714][ T5005] RSP: 002b:00007ffc80abab68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 59.550138][ T5005] RAX: ffffffffffffffda RBX: 00007ffc80abb1a8 RCX: 00007f8868a8d727
[ 59.558113][ T5005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 59.566119][ T5005] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 59.574206][ T5005] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[ 59.582275][ T5005] R13: 00007ffc80abac40 R14: 00007f8868bac9d8 R15: 000000000000000c
[ 59.590641][ T5005]
[ 59.593817][ T5005] Kernel Offset: disabled
[ 59.598239][ T5005] Rebooting in 86400 seconds..