Warning: Permanently added '10.128.0.94' (ECDSA) to the list of known hosts.
2023/05/15 20:13:15 fuzzer started
2023/05/15 20:13:15 connecting to host at 10.128.0.169:33663
2023/05/15 20:13:15 checking machine...
2023/05/15 20:13:15 checking revisions...
2023/05/15 20:13:15 testing simple program...
syzkaller login: [ 55.597041][ T5003] cgroup: Unknown subsys name 'net'
[ 55.754271][ T5003] cgroup: Unknown subsys name 'rlimit'
[ 55.890018][ T4992] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4992 'syz-fuzzer'
[ 56.011629][ T5007] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 56.020347][ T5007] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 56.028356][ T5007] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 56.037211][ T5007] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 56.045350][ T5007] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 56.053156][ T5007] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 56.083545][ T5006] ------------[ cut here ]------------
[ 56.089117][ T5006] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 56.100599][ T5006] WARNING: CPU: 1 PID: 5006 at net/sysctl_net.c:155 register_net_sysctl+0x207/0x3c0
[ 56.110069][ T5006] Modules linked in:
[ 56.114119][ T5006] CPU: 1 PID: 5006 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00233-g0d9b41daa590 #0
[ 56.124579][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 56.134869][ T5006] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 56.140786][ T5006] 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
[ 56.160473][ T5006] RSP: 0018:ffffc90003c7fbf8 EFLAGS: 00010286
[ 56.166616][ T5006] RAX: 0000000000000000 RBX: ffff8880240c1854 RCX: 0000000000000000
[ 56.174742][ T5006] RDX: ffff888027615940 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 56.182777][ T5006] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 56.190760][ T5006] R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880240c1848
[ 56.198966][ T5006] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 56.207090][ T5006] FS: 0000555556f72400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 56.216119][ T5006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.222783][ T5006] CR2: 000055ebb70dd048 CR3: 0000000070de5000 CR4: 00000000003506e0
[ 56.230779][ T5006] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 56.238823][ T5006] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 56.246855][ T5006] Call Trace:
[ 56.250141][ T5006]
[ 56.253136][ T5006] ? ip4_frag_init+0x380/0x380
[ 56.257941][ T5006] ipv4_frags_init_net+0x269/0x430
[ 56.263169][ T5006] ops_init+0xb9/0x6b0
[ 56.267296][ T5006] setup_net+0x5d1/0xc50
[ 56.271548][ T5006] ? ops_init+0x6b0/0x6b0
[ 56.275981][ T5006] copy_net_ns+0x4ee/0x8e0
[ 56.280682][ T5006] create_new_namespaces+0x3f6/0xb20
[ 56.286101][ T5006] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 56.291902][ T5006] ksys_unshare+0x449/0x920
[ 56.296465][ T5006] ? unshare_fd+0x1c0/0x1c0
[ 56.300969][ T5006] ? unlock_page_memcg+0x2d0/0x2d0
[ 56.306147][ T5006] ? syscall_enter_from_user_mode+0x26/0x80
[ 56.312119][ T5006] __x64_sys_unshare+0x31/0x40
[ 56.316893][ T5006] do_syscall_64+0x39/0xb0
[ 56.321312][ T5006] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.327373][ T5006] RIP: 0033:0x7f661b48d727
[ 56.332180][ T5006] 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
[ 56.351957][ T5006] RSP: 002b:00007ffe437023e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.360572][ T5006] RAX: ffffffffffffffda RBX: 00007ffe43702a28 RCX: 00007f661b48d727
[ 56.368608][ T5006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 56.376627][ T5006] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 56.384704][ T5006] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 56.392749][ T5006] R13: 00007ffe437024c0 R14: 00007f661b5ac9d8 R15: 000000000000000c
[ 56.400954][ T5006]
[ 56.404059][ T5006] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 56.411349][ T5006] CPU: 1 PID: 5006 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00233-g0d9b41daa590 #0
[ 56.421765][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 56.431814][ T5006] Call Trace:
[ 56.435172][ T5006]
[ 56.438165][ T5006] dump_stack_lvl+0xd9/0x150
[ 56.442773][ T5006] panic+0x686/0x730
[ 56.446768][ T5006] ? panic_smp_self_stop+0xa0/0xa0
[ 56.451937][ T5006] ? show_trace_log_lvl+0x285/0x390
[ 56.457165][ T5006] ? register_net_sysctl+0x207/0x3c0
[ 56.462455][ T5006] check_panic_on_warn+0xb1/0xc0
[ 56.467485][ T5006] __warn+0xf2/0x390
[ 56.471831][ T5006] ? preempt_schedule_notrace+0x5f/0xd0
[ 56.477475][ T5006] ? register_net_sysctl+0x207/0x3c0
[ 56.482876][ T5006] report_bug+0x2da/0x500
[ 56.487230][ T5006] handle_bug+0x3c/0x70
[ 56.491387][ T5006] exc_invalid_op+0x18/0x50
[ 56.495914][ T5006] asm_exc_invalid_op+0x1a/0x20
[ 56.500978][ T5006] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 56.506891][ T5006] 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
[ 56.526605][ T5006] RSP: 0018:ffffc90003c7fbf8 EFLAGS: 00010286
[ 56.532684][ T5006] RAX: 0000000000000000 RBX: ffff8880240c1854 RCX: 0000000000000000
[ 56.540728][ T5006] RDX: ffff888027615940 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 56.549581][ T5006] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 56.557644][ T5006] R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880240c1848
[ 56.565814][ T5006] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 56.574418][ T5006] ? __warn_printk+0x187/0x310
[ 56.579213][ T5006] ? register_net_sysctl+0x207/0x3c0
[ 56.584617][ T5006] ? ip4_frag_init+0x380/0x380
[ 56.589399][ T5006] ipv4_frags_init_net+0x269/0x430
[ 56.594620][ T5006] ops_init+0xb9/0x6b0
[ 56.598904][ T5006] setup_net+0x5d1/0xc50
[ 56.603172][ T5006] ? ops_init+0x6b0/0x6b0
[ 56.607617][ T5006] copy_net_ns+0x4ee/0x8e0
[ 56.612049][ T5006] create_new_namespaces+0x3f6/0xb20
[ 56.617394][ T5006] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 56.623049][ T5006] ksys_unshare+0x449/0x920
[ 56.627663][ T5006] ? unshare_fd+0x1c0/0x1c0
[ 56.632803][ T5006] ? unlock_page_memcg+0x2d0/0x2d0
[ 56.638572][ T5006] ? syscall_enter_from_user_mode+0x26/0x80
[ 56.644572][ T5006] __x64_sys_unshare+0x31/0x40
[ 56.649451][ T5006] do_syscall_64+0x39/0xb0
[ 56.653899][ T5006] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.659905][ T5006] RIP: 0033:0x7f661b48d727
[ 56.664353][ T5006] 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
[ 56.684240][ T5006] RSP: 002b:00007ffe437023e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.692755][ T5006] RAX: ffffffffffffffda RBX: 00007ffe43702a28 RCX: 00007f661b48d727
[ 56.700767][ T5006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 56.709181][ T5006] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 56.717244][ T5006] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 56.725309][ T5006] R13: 00007ffe437024c0 R14: 00007f661b5ac9d8 R15: 000000000000000c
[ 56.733307][ T5006]
[ 56.736530][ T5006] Kernel Offset: disabled
[ 56.740981][ T5006] Rebooting in 86400 seconds..