Warning: Permanently added '10.128.1.37' (ECDSA) to the list of known hosts.
2023/05/16 11:41:57 fuzzer started
2023/05/16 11:41:57 connecting to host at 10.128.0.169:36637
2023/05/16 11:41:57 checking machine...
2023/05/16 11:41:57 checking revisions...
2023/05/16 11:41:57 testing simple program...
syzkaller login: [ 55.232824][ T5001] cgroup: Unknown subsys name 'net'
[ 55.401621][ T5001] cgroup: Unknown subsys name 'rlimit'
[ 55.526850][ T4995] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4995 'syz-fuzzer'
[ 55.648892][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 55.657219][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 55.665201][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 55.673318][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 55.681342][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 55.688725][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 55.719853][ T5003] ------------[ cut here ]------------
[ 55.725414][ T5003] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 55.736901][ T5003] WARNING: CPU: 0 PID: 5003 at net/sysctl_net.c:155 register_net_sysctl+0x207/0x3c0
[ 55.746600][ T5003] Modules linked in:
[ 55.750534][ T5003] CPU: 0 PID: 5003 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00234-g8b33485128ad #0
[ 55.760912][ T5003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 55.771106][ T5003] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 55.777085][ T5003] 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
[ 55.796812][ T5003] RSP: 0018:ffffc9000445fbf8 EFLAGS: 00010286
[ 55.802937][ T5003] RAX: 0000000000000000 RBX: ffff888018f06c54 RCX: 0000000000000000
[ 55.811255][ T5003] RDX: ffff888028a08000 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 55.819334][ T5003] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 55.827544][ T5003] R10: 0000000000000001 R11: 0000000000000001 R12: ffff888018f06c48
[ 55.835591][ T5003] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 55.843608][ T5003] FS: 00005555570df400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 55.852590][ T5003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.859184][ T5003] CR2: 000055d2e15ccff0 CR3: 00000000711d7000 CR4: 00000000003506f0
[ 55.867211][ T5003] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 55.875216][ T5003] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 55.883303][ T5003] Call Trace:
[ 55.886584][ T5003]
[ 55.889597][ T5003] ? ip4_frag_init+0x380/0x380
[ 55.894396][ T5003] ipv4_frags_init_net+0x269/0x430
[ 55.899533][ T5003] ops_init+0xb9/0x6b0
[ 55.903692][ T5003] setup_net+0x5d1/0xc50
[ 55.908106][ T5003] ? ops_init+0x6b0/0x6b0
[ 55.912512][ T5003] copy_net_ns+0x4ee/0x8e0
[ 55.916970][ T5003] create_new_namespaces+0x3f6/0xb20
[ 55.922339][ T5003] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 55.928085][ T5003] ksys_unshare+0x449/0x920
[ 55.932701][ T5003] ? unshare_fd+0x1c0/0x1c0
[ 55.937430][ T5003] ? unlock_page_memcg+0x2d0/0x2d0
[ 55.942845][ T5003] ? syscall_enter_from_user_mode+0x26/0x80
[ 55.948785][ T5003] __x64_sys_unshare+0x31/0x40
[ 55.953665][ T5003] do_syscall_64+0x39/0xb0
[ 55.958142][ T5003] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 55.964192][ T5003] RIP: 0033:0x7ff95fe8d727
[ 55.968626][ T5003] 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
[ 55.988457][ T5003] RSP: 002b:00007ffc26e11768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 55.997025][ T5003] RAX: ffffffffffffffda RBX: 00007ffc26e11da8 RCX: 00007ff95fe8d727
[ 56.005104][ T5003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 56.013132][ T5003] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 56.021284][ T5003] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[ 56.029357][ T5003] R13: 00007ffc26e11840 R14: 00007ff95ffac9d8 R15: 000000000000000c
[ 56.037400][ T5003]
[ 56.040491][ T5003] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 56.047785][ T5003] CPU: 0 PID: 5003 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00234-g8b33485128ad #0
[ 56.058117][ T5003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 56.068177][ T5003] Call Trace:
[ 56.071459][ T5003]
[ 56.074393][ T5003] dump_stack_lvl+0xd9/0x150
[ 56.079012][ T5003] panic+0x686/0x730
[ 56.082924][ T5003] ? panic_smp_self_stop+0xa0/0xa0
[ 56.088051][ T5003] ? show_trace_log_lvl+0x285/0x390
[ 56.093279][ T5003] ? register_net_sysctl+0x207/0x3c0
[ 56.098572][ T5003] check_panic_on_warn+0xb1/0xc0
[ 56.103530][ T5003] __warn+0xf2/0x390
[ 56.107446][ T5003] ? preempt_schedule_notrace+0x5f/0xd0
[ 56.113012][ T5003] ? register_net_sysctl+0x207/0x3c0
[ 56.118308][ T5003] report_bug+0x2da/0x500
[ 56.122666][ T5003] handle_bug+0x3c/0x70
[ 56.126828][ T5003] exc_invalid_op+0x18/0x50
[ 56.131337][ T5003] asm_exc_invalid_op+0x1a/0x20
[ 56.136204][ T5003] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 56.142110][ T5003] 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
[ 56.161739][ T5003] RSP: 0018:ffffc9000445fbf8 EFLAGS: 00010286
[ 56.167851][ T5003] RAX: 0000000000000000 RBX: ffff888018f06c54 RCX: 0000000000000000
[ 56.175881][ T5003] RDX: ffff888028a08000 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 56.183858][ T5003] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 56.191852][ T5003] R10: 0000000000000001 R11: 0000000000000001 R12: ffff888018f06c48
[ 56.199829][ T5003] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 56.207907][ T5003] ? __warn_printk+0x187/0x310
[ 56.212698][ T5003] ? register_net_sysctl+0x207/0x3c0
[ 56.217995][ T5003] ? ip4_frag_init+0x380/0x380
[ 56.222776][ T5003] ipv4_frags_init_net+0x269/0x430
[ 56.227908][ T5003] ops_init+0xb9/0x6b0
[ 56.232003][ T5003] setup_net+0x5d1/0xc50
[ 56.236268][ T5003] ? ops_init+0x6b0/0x6b0
[ 56.240626][ T5003] copy_net_ns+0x4ee/0x8e0
[ 56.245053][ T5003] create_new_namespaces+0x3f6/0xb20
[ 56.250362][ T5003] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 56.256018][ T5003] ksys_unshare+0x449/0x920
[ 56.260555][ T5003] ? unshare_fd+0x1c0/0x1c0
[ 56.265094][ T5003] ? unlock_page_memcg+0x2d0/0x2d0
[ 56.270244][ T5003] ? syscall_enter_from_user_mode+0x26/0x80
[ 56.276157][ T5003] __x64_sys_unshare+0x31/0x40
[ 56.281034][ T5003] do_syscall_64+0x39/0xb0
[ 56.285482][ T5003] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.291482][ T5003] RIP: 0033:0x7ff95fe8d727
[ 56.295910][ T5003] 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
[ 56.315623][ T5003] RSP: 002b:00007ffc26e11768 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 56.324135][ T5003] RAX: ffffffffffffffda RBX: 00007ffc26e11da8 RCX: 00007ff95fe8d727
[ 56.332219][ T5003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 56.340225][ T5003] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 56.348208][ T5003] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[ 56.356191][ T5003] R13: 00007ffc26e11840 R14: 00007ff95ffac9d8 R15: 000000000000000c
[ 56.364186][ T5003]
[ 56.367418][ T5003] Kernel Offset: disabled
[ 56.371820][ T5003] Rebooting in 86400 seconds..