DUID 00:04:00:dd:10:da:7f:85:b5:90:fb:fd:97:ac:66:d6:08:36
forked to background, child pid 4670
[ 36.026302][ T4671] 8021q: adding VLAN 0 to HW filter on device bond0
[ 36.040182][ T4671] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.128' (ECDSA) to the list of known hosts.
2023/05/16 14:36:25 fuzzer started
2023/05/16 14:36:25 connecting to host at 10.128.0.169:37373
2023/05/16 14:36:25 checking machine...
2023/05/16 14:36:25 checking revisions...
2023/05/16 14:36:25 testing simple program...
syzkaller login: [ 59.977754][ T5002] cgroup: Unknown subsys name 'net'
[ 60.115763][ T5002] cgroup: Unknown subsys name 'rlimit'
[ 60.241097][ T4996] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4996 'syz-fuzzer'
[ 60.366762][ T5005] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 60.375049][ T5005] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 60.383126][ T5005] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 60.391928][ T5005] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 60.402414][ T5005] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 60.409938][ T5005] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 60.439606][ T5004] ------------[ cut here ]------------
[ 60.445362][ T5004] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 60.456994][ T5004] WARNING: CPU: 1 PID: 5004 at net/sysctl_net.c:155 register_net_sysctl+0x207/0x3c0
[ 60.466515][ T5004] Modules linked in:
[ 60.470437][ T5004] CPU: 1 PID: 5004 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00240-ge641577eb6e8 #0
[ 60.481390][ T5004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 60.491769][ T5004] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 60.497936][ T5004] 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
[ 60.518250][ T5004] RSP: 0018:ffffc90003bbfbf8 EFLAGS: 00010286
[ 60.524551][ T5004] RAX: 0000000000000000 RBX: ffff88802bcfd854 RCX: 0000000000000000
[ 60.533362][ T5004] RDX: ffff88807d018000 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 60.541623][ T5004] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 60.550335][ T5004] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88802bcfd848
[ 60.558405][ T5004] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 60.566465][ T5004] FS: 0000555557197400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 60.575629][ T5004] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.582276][ T5004] CR2: 00007f34d6cd4620 CR3: 00000000716e9000 CR4: 00000000003506e0
[ 60.590509][ T5004] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 60.598673][ T5004] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 60.606922][ T5004] Call Trace:
[ 60.610232][ T5004]
[ 60.613291][ T5004] ? ip4_frag_init+0x380/0x380
[ 60.618387][ T5004] ipv4_frags_init_net+0x269/0x430
[ 60.624323][ T5004] ops_init+0xb9/0x6b0
[ 60.628975][ T5004] setup_net+0x5d1/0xc50
[ 60.633238][ T5004] ? ops_init+0x6b0/0x6b0
[ 60.637826][ T5004] copy_net_ns+0x4ee/0x8e0
[ 60.642397][ T5004] create_new_namespaces+0x3f6/0xb20
[ 60.647801][ T5004] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 60.653686][ T5004] ksys_unshare+0x449/0x920
[ 60.658716][ T5004] ? unshare_fd+0x1c0/0x1c0
[ 60.663534][ T5004] ? unlock_page_memcg+0x2d0/0x2d0
[ 60.668768][ T5004] ? syscall_enter_from_user_mode+0x26/0x80
[ 60.674859][ T5004] __x64_sys_unshare+0x31/0x40
[ 60.679745][ T5004] do_syscall_64+0x39/0xb0
[ 60.684229][ T5004] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 60.690251][ T5004] RIP: 0033:0x7f34d608d727
[ 60.694875][ T5004] 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
[ 60.715050][ T5004] RSP: 002b:00007ffed087b3f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 60.723583][ T5004] RAX: ffffffffffffffda RBX: 00007ffed087ba38 RCX: 00007f34d608d727
[ 60.731859][ T5004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 60.739917][ T5004] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 60.748319][ T5004] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[ 60.756771][ T5004] R13: 00007ffed087b4d0 R14: 00007f34d61ac9d8 R15: 000000000000000c
[ 60.764894][ T5004]
[ 60.768209][ T5004] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 60.775659][ T5004] CPU: 1 PID: 5004 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00240-ge641577eb6e8 #0
[ 60.786006][ T5004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 60.796352][ T5004] Call Trace:
[ 60.799734][ T5004]
[ 60.802758][ T5004] dump_stack_lvl+0xd9/0x150
[ 60.807456][ T5004] panic+0x686/0x730
[ 60.811361][ T5004] ? panic_smp_self_stop+0xa0/0xa0
[ 60.816750][ T5004] ? show_trace_log_lvl+0x285/0x390
[ 60.821952][ T5004] ? register_net_sysctl+0x207/0x3c0
[ 60.827864][ T5004] check_panic_on_warn+0xb1/0xc0
[ 60.832798][ T5004] __warn+0xf2/0x390
[ 60.836716][ T5004] ? preempt_schedule_notrace+0x5f/0xd0
[ 60.842386][ T5004] ? register_net_sysctl+0x207/0x3c0
[ 60.847835][ T5004] report_bug+0x2da/0x500
[ 60.852168][ T5004] handle_bug+0x3c/0x70
[ 60.856332][ T5004] exc_invalid_op+0x18/0x50
[ 60.860831][ T5004] asm_exc_invalid_op+0x1a/0x20
[ 60.865696][ T5004] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 60.871614][ T5004] 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
[ 60.891800][ T5004] RSP: 0018:ffffc90003bbfbf8 EFLAGS: 00010286
[ 60.897899][ T5004] RAX: 0000000000000000 RBX: ffff88802bcfd854 RCX: 0000000000000000
[ 60.905914][ T5004] RDX: ffff88807d018000 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 60.914492][ T5004] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 60.922541][ T5004] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88802bcfd848
[ 60.930676][ T5004] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 60.938657][ T5004] ? __warn_printk+0x187/0x310
[ 60.943430][ T5004] ? register_net_sysctl+0x207/0x3c0
[ 60.950014][ T5004] ? ip4_frag_init+0x380/0x380
[ 60.954859][ T5004] ipv4_frags_init_net+0x269/0x430
[ 60.959976][ T5004] ops_init+0xb9/0x6b0
[ 60.964048][ T5004] setup_net+0x5d1/0xc50
[ 60.968289][ T5004] ? ops_init+0x6b0/0x6b0
[ 60.972620][ T5004] copy_net_ns+0x4ee/0x8e0
[ 60.977033][ T5004] create_new_namespaces+0x3f6/0xb20
[ 60.982334][ T5004] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 60.988382][ T5004] ksys_unshare+0x449/0x920
[ 60.992965][ T5004] ? unshare_fd+0x1c0/0x1c0
[ 60.997469][ T5004] ? unlock_page_memcg+0x2d0/0x2d0
[ 61.002636][ T5004] ? syscall_enter_from_user_mode+0x26/0x80
[ 61.008619][ T5004] __x64_sys_unshare+0x31/0x40
[ 61.013826][ T5004] do_syscall_64+0x39/0xb0
[ 61.018241][ T5004] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 61.024136][ T5004] RIP: 0033:0x7f34d608d727
[ 61.028629][ T5004] 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
[ 61.048666][ T5004] RSP: 002b:00007ffed087b3f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 61.057068][ T5004] RAX: ffffffffffffffda RBX: 00007ffed087ba38 RCX: 00007f34d608d727
[ 61.065121][ T5004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 61.073168][ T5004] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 61.081559][ T5004] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[ 61.089978][ T5004] R13: 00007ffed087b4d0 R14: 00007f34d61ac9d8 R15: 000000000000000c
[ 61.098334][ T5004]
[ 61.101796][ T5004] Kernel Offset: disabled
[ 61.106392][ T5004] Rebooting in 86400 seconds..