DUID 00:04:99:cf:64:81:91:3a:f8:b3:88:a8:0e:05:2a:78:8a:13
forked to background, child pid 4668
[ 33.184254][ T4669] 8021q: adding VLAN 0 to HW filter on device bond0
[ 33.196008][ T4669] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.42' (ECDSA) to the list of known hosts.
2023/05/16 12:05:37 fuzzer started
2023/05/16 12:05:37 connecting to host at 10.128.0.169:37171
2023/05/16 12:05:37 checking machine...
2023/05/16 12:05:37 checking revisions...
2023/05/16 12:05:37 testing simple program...
syzkaller login: [ 53.068277][ T5000] cgroup: Unknown subsys name 'net'
[ 53.228566][ T5000] cgroup: Unknown subsys name 'rlimit'
[ 53.333765][ T4998] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4998 'syz-fuzzer'
[ 53.454962][ T5003] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 53.463002][ T5003] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 53.470984][ T5003] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 53.478945][ T5003] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 53.486700][ T5003] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 53.494520][ T5003] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 53.522952][ T5002] ------------[ cut here ]------------
[ 53.528642][ T5002] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 53.539871][ T5002] WARNING: CPU: 1 PID: 5002 at net/sysctl_net.c:155 register_net_sysctl+0x207/0x3c0
[ 53.549476][ T5002] Modules linked in:
[ 53.553359][ T5002] CPU: 1 PID: 5002 Comm: syz-executor.0 Not tainted 6.4.0-rc2-next-20230516-syzkaller #0
[ 53.563234][ T5002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 53.573908][ T5002] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 53.579919][ T5002] 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
[ 53.600542][ T5002] RSP: 0018:ffffc90003bafbf8 EFLAGS: 00010286
[ 53.607022][ T5002] RAX: 0000000000000000 RBX: ffff88802a351c54 RCX: 0000000000000000
[ 53.615191][ T5002] RDX: ffff888076ab9dc0 RSI: ffffffff814bd247 RDI: 0000000000000001
[ 53.623237][ T5002] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 53.631251][ T5002] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88802a351c48
[ 53.639900][ T5002] R13: ffffffff8b859740 R14: 0000000000000000 R15: ffffffff8b69e220
[ 53.648285][ T5002] FS: 0000555556c43400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 53.657286][ T5002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.663980][ T5002] CR2: 00007f15574d4620 CR3: 00000000713ae000 CR4: 00000000003506e0
[ 53.671999][ T5002] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 53.680397][ T5002] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 53.688426][ T5002] Call Trace:
[ 53.691748][ T5002]
[ 53.694975][ T5002] ? ip4_frag_init+0x380/0x380
[ 53.699823][ T5002] ipv4_frags_init_net+0x269/0x430
[ 53.704975][ T5002] ops_init+0xb9/0x6b0
[ 53.709098][ T5002] setup_net+0x5d1/0xc50
[ 53.713448][ T5002] ? down_read_killable+0x14a/0x4f0
[ 53.718769][ T5002] ? ops_init+0x6b0/0x6b0
[ 53.723134][ T5002] copy_net_ns+0x4ee/0x8e0
[ 53.727621][ T5002] create_new_namespaces+0x3f6/0xb20
[ 53.732933][ T5002] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 53.738633][ T5002] ksys_unshare+0x449/0x920
[ 53.743172][ T5002] ? unshare_fd+0x1c0/0x1c0
[ 53.747724][ T5002] ? unlock_page_memcg+0x3b0/0x3b0
[ 53.752864][ T5002] ? syscall_enter_from_user_mode+0x26/0x80
[ 53.758852][ T5002] __x64_sys_unshare+0x31/0x40
[ 53.763812][ T5002] do_syscall_64+0x39/0xb0
[ 53.768368][ T5002] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 53.774368][ T5002] RIP: 0033:0x7f155688d727
[ 53.779124][ T5002] 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
[ 53.799006][ T5002] RSP: 002b:00007fffdeb30958 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 53.807664][ T5002] RAX: ffffffffffffffda RBX: 00007fffdeb30f98 RCX: 00007f155688d727
[ 53.815970][ T5002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 53.824106][ T5002] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 53.832203][ T5002] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 53.840321][ T5002] R13: 00007fffdeb30a30 R14: 00007f15569ac9d8 R15: 000000000000000c
[ 53.848514][ T5002]
[ 53.851527][ T5002] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 53.858789][ T5002] CPU: 1 PID: 5002 Comm: syz-executor.0 Not tainted 6.4.0-rc2-next-20230516-syzkaller #0
[ 53.868669][ T5002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 53.878800][ T5002] Call Trace:
[ 53.882244][ T5002]
[ 53.885253][ T5002] dump_stack_lvl+0xd9/0x150
[ 53.889840][ T5002] panic+0x686/0x730
[ 53.893994][ T5002] ? panic_smp_self_stop+0xa0/0xa0
[ 53.899104][ T5002] ? show_trace_log_lvl+0x285/0x390
[ 53.904310][ T5002] ? register_net_sysctl+0x207/0x3c0
[ 53.909592][ T5002] check_panic_on_warn+0xb1/0xc0
[ 53.914534][ T5002] __warn+0xf2/0x390
[ 53.918431][ T5002] ? __wake_up_klogd.part.0+0x99/0xf0
[ 53.923843][ T5002] ? register_net_sysctl+0x207/0x3c0
[ 53.929401][ T5002] report_bug+0x2da/0x500
[ 53.934265][ T5002] handle_bug+0x3c/0x70
[ 53.938428][ T5002] exc_invalid_op+0x18/0x50
[ 53.942944][ T5002] asm_exc_invalid_op+0x1a/0x20
[ 53.947808][ T5002] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 53.953804][ T5002] 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
[ 53.974984][ T5002] RSP: 0018:ffffc90003bafbf8 EFLAGS: 00010286
[ 53.981064][ T5002] RAX: 0000000000000000 RBX: ffff88802a351c54 RCX: 0000000000000000
[ 53.989309][ T5002] RDX: ffff888076ab9dc0 RSI: ffffffff814bd247 RDI: 0000000000000001
[ 53.997283][ T5002] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 54.005352][ T5002] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88802a351c48
[ 54.013602][ T5002] R13: ffffffff8b859740 R14: 0000000000000000 R15: ffffffff8b69e220
[ 54.021675][ T5002] ? __warn_printk+0x187/0x310
[ 54.026554][ T5002] ? register_net_sysctl+0x207/0x3c0
[ 54.031944][ T5002] ? ip4_frag_init+0x380/0x380
[ 54.036724][ T5002] ipv4_frags_init_net+0x269/0x430
[ 54.041854][ T5002] ops_init+0xb9/0x6b0
[ 54.045947][ T5002] setup_net+0x5d1/0xc50
[ 54.050204][ T5002] ? down_read_killable+0x14a/0x4f0
[ 54.055420][ T5002] ? ops_init+0x6b0/0x6b0
[ 54.059771][ T5002] copy_net_ns+0x4ee/0x8e0
[ 54.064293][ T5002] create_new_namespaces+0x3f6/0xb20
[ 54.069600][ T5002] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 54.075338][ T5002] ksys_unshare+0x449/0x920
[ 54.079857][ T5002] ? unshare_fd+0x1c0/0x1c0
[ 54.084547][ T5002] ? unlock_page_memcg+0x3b0/0x3b0
[ 54.089669][ T5002] ? syscall_enter_from_user_mode+0x26/0x80
[ 54.095577][ T5002] __x64_sys_unshare+0x31/0x40
[ 54.100354][ T5002] do_syscall_64+0x39/0xb0
[ 54.104777][ T5002] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 54.110761][ T5002] RIP: 0033:0x7f155688d727
[ 54.115269][ T5002] 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
[ 54.135157][ T5002] RSP: 002b:00007fffdeb30958 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 54.143615][ T5002] RAX: ffffffffffffffda RBX: 00007fffdeb30f98 RCX: 00007f155688d727
[ 54.151593][ T5002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 54.159584][ T5002] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 54.167619][ T5002] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 54.175686][ T5002] R13: 00007fffdeb30a30 R14: 00007f15569ac9d8 R15: 000000000000000c
[ 54.183760][ T5002]
[ 54.187017][ T5002] Kernel Offset: disabled
[ 54.191426][ T5002] Rebooting in 86400 seconds..