Warning: Permanently added '10.128.0.170' (ECDSA) to the list of known hosts.
2023/05/16 02:55:23 fuzzer started
2023/05/16 02:55:24 connecting to host at 10.128.0.169:37049
2023/05/16 02:55:24 checking machine...
2023/05/16 02:55:24 checking revisions...
2023/05/16 02:55:24 testing simple program...
syzkaller login: [ 54.219710][ T4999] cgroup: Unknown subsys name 'net'
[ 54.418229][ T4999] cgroup: Unknown subsys name 'rlimit'
[ 54.524142][ T4996] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4996 'syz-fuzzer'
[ 54.650113][ T5004] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 54.658212][ T5004] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 54.665769][ T5004] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 54.673987][ T5004] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 54.681814][ T5004] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 54.689689][ T5004] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 54.721843][ T5001] ------------[ cut here ]------------
[ 54.727856][ T5001] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 54.739338][ T5001] WARNING: CPU: 0 PID: 5001 at net/sysctl_net.c:155 register_net_sysctl+0x207/0x3c0
[ 54.748813][ T5001] Modules linked in:
[ 54.752714][ T5001] CPU: 0 PID: 5001 Comm: syz-executor.0 Not tainted 6.4.0-rc2-next-20230516-syzkaller #0
[ 54.762865][ T5001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 54.773167][ T5001] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 54.779320][ T5001] 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 98 85 8b e8 69 13 7f f7 <0f> 0b 48 89 d8 48 c1 e8 03 0f b6 14 28 48 89 d8 83 e0 07 83 c0 01
[ 54.799301][ T5001] RSP: 0018:ffffc90003c3fbf8 EFLAGS: 00010286
[ 54.805547][ T5001] RAX: 0000000000000000 RBX: ffff8880182cc854 RCX: 0000000000000000
[ 54.813705][ T5001] RDX: ffff88802cb30000 RSI: ffffffff814bd247 RDI: 0000000000000001
[ 54.822148][ T5001] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 54.830236][ T5001] R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880182cc848
[ 54.838322][ T5001] R13: ffffffff8b859740 R14: 0000000000000000 R15: ffffffff8b69e220
[ 54.846657][ T5001] FS: 0000555555a2e400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 54.855963][ T5001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 54.862721][ T5001] CR2: 00007f22ef6d4620 CR3: 000000007148c000 CR4: 00000000003506f0
[ 54.871071][ T5001] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 54.879230][ T5001] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 54.887772][ T5001] Call Trace:
[ 54.891151][ T5001]
[ 54.894097][ T5001] ? ip4_frag_init+0x380/0x380
[ 54.899151][ T5001] ipv4_frags_init_net+0x269/0x430
[ 54.904307][ T5001] ops_init+0xb9/0x6b0
[ 54.908463][ T5001] setup_net+0x5d1/0xc50
[ 54.912735][ T5001] ? down_read_killable+0x14a/0x4f0
[ 54.918107][ T5001] ? ops_init+0x6b0/0x6b0
[ 54.922488][ T5001] copy_net_ns+0x4ee/0x8e0
[ 54.926974][ T5001] create_new_namespaces+0x3f6/0xb20
[ 54.933719][ T5001] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 54.939446][ T5001] ksys_unshare+0x449/0x920
[ 54.943982][ T5001] ? unshare_fd+0x1c0/0x1c0
[ 54.948628][ T5001] ? unlock_page_memcg+0x3b0/0x3b0
[ 54.953860][ T5001] ? syscall_enter_from_user_mode+0x26/0x80
[ 54.959855][ T5001] __x64_sys_unshare+0x31/0x40
[ 54.964673][ T5001] do_syscall_64+0x39/0xb0
[ 54.969136][ T5001] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 54.975052][ T5001] RIP: 0033:0x7f22eea8d727
[ 54.979565][ T5001] 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
[ 54.999446][ T5001] RSP: 002b:00007ffe74410ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 55.007923][ T5001] RAX: ffffffffffffffda RBX: 00007ffe74411528 RCX: 00007f22eea8d727
[ 55.016086][ T5001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 55.024160][ T5001] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 55.032274][ T5001] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 55.040333][ T5001] R13: 00007ffe74410fc0 R14: 00007f22eebac9d8 R15: 000000000000000c
[ 55.048464][ T5001]
[ 55.051479][ T5001] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 55.058747][ T5001] CPU: 0 PID: 5001 Comm: syz-executor.0 Not tainted 6.4.0-rc2-next-20230516-syzkaller #0
[ 55.068810][ T5001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 55.079219][ T5001] Call Trace:
[ 55.082487][ T5001]
[ 55.085406][ T5001] dump_stack_lvl+0xd9/0x150
[ 55.090077][ T5001] panic+0x686/0x730
[ 55.093971][ T5001] ? panic_smp_self_stop+0xa0/0xa0
[ 55.099106][ T5001] ? show_trace_log_lvl+0x285/0x390
[ 55.104333][ T5001] ? register_net_sysctl+0x207/0x3c0
[ 55.109618][ T5001] check_panic_on_warn+0xb1/0xc0
[ 55.114584][ T5001] __warn+0xf2/0x390
[ 55.118493][ T5001] ? preempt_schedule_notrace+0x5f/0xd0
[ 55.124046][ T5001] ? register_net_sysctl+0x207/0x3c0
[ 55.129432][ T5001] report_bug+0x2da/0x500
[ 55.133772][ T5001] handle_bug+0x3c/0x70
[ 55.137935][ T5001] exc_invalid_op+0x18/0x50
[ 55.142462][ T5001] asm_exc_invalid_op+0x1a/0x20
[ 55.147406][ T5001] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 55.153430][ T5001] 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 98 85 8b e8 69 13 7f f7 <0f> 0b 48 89 d8 48 c1 e8 03 0f b6 14 28 48 89 d8 83 e0 07 83 c0 01
[ 55.173221][ T5001] RSP: 0018:ffffc90003c3fbf8 EFLAGS: 00010286
[ 55.179411][ T5001] RAX: 0000000000000000 RBX: ffff8880182cc854 RCX: 0000000000000000
[ 55.187583][ T5001] RDX: ffff88802cb30000 RSI: ffffffff814bd247 RDI: 0000000000000001
[ 55.195650][ T5001] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 55.203726][ T5001] R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880182cc848
[ 55.211972][ T5001] R13: ffffffff8b859740 R14: 0000000000000000 R15: ffffffff8b69e220
[ 55.219956][ T5001] ? __warn_printk+0x187/0x310
[ 55.224759][ T5001] ? register_net_sysctl+0x207/0x3c0
[ 55.230086][ T5001] ? ip4_frag_init+0x380/0x380
[ 55.234863][ T5001] ipv4_frags_init_net+0x269/0x430
[ 55.240092][ T5001] ops_init+0xb9/0x6b0
[ 55.244184][ T5001] setup_net+0x5d1/0xc50
[ 55.248440][ T5001] ? down_read_killable+0x14a/0x4f0
[ 55.253831][ T5001] ? ops_init+0x6b0/0x6b0
[ 55.258572][ T5001] copy_net_ns+0x4ee/0x8e0
[ 55.263006][ T5001] create_new_namespaces+0x3f6/0xb20
[ 55.268336][ T5001] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 55.273997][ T5001] ksys_unshare+0x449/0x920
[ 55.278520][ T5001] ? unshare_fd+0x1c0/0x1c0
[ 55.283177][ T5001] ? unlock_page_memcg+0x3b0/0x3b0
[ 55.288405][ T5001] ? syscall_enter_from_user_mode+0x26/0x80
[ 55.294427][ T5001] __x64_sys_unshare+0x31/0x40
[ 55.299225][ T5001] do_syscall_64+0x39/0xb0
[ 55.303689][ T5001] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 55.309871][ T5001] RIP: 0033:0x7f22eea8d727
[ 55.314397][ T5001] 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
[ 55.334445][ T5001] RSP: 002b:00007ffe74410ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 55.343780][ T5001] RAX: ffffffffffffffda RBX: 00007ffe74411528 RCX: 00007f22eea8d727
[ 55.352369][ T5001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 55.360871][ T5001] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 55.369032][ T5001] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 55.377022][ T5001] R13: 00007ffe74410fc0 R14: 00007f22eebac9d8 R15: 000000000000000c
[ 55.385102][ T5001]
[ 55.388432][ T5001] Kernel Offset: disabled
[ 55.392922][ T5001] Rebooting in 86400 seconds..