./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1425917989
<...>
forked to background, child pid 4640
no interfaces have a carrier
[ 28.670381][ T4641] 8021q: adding VLAN 0 to HW filter on device bond0
[ 28.694814][ T4641] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.115' (ECDSA) to the list of known hosts.
execve("./syz-executor1425917989", ["./syz-executor1425917989"], 0x7fffc64a8510 /* 10 vars */) = 0
brk(NULL) = 0x555557506000
brk(0x555557506c40) = 0x555557506c40
arch_prctl(ARCH_SET_FS, 0x555557506300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor1425917989", 4096) = 28
brk(0x555557527c40) = 0x555557527c40
brk(0x555557528000) = 0x555557528000
mprotect(0x7f0c36d69000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
socket(AF_TIPC, SOCK_STREAM, 0) = 3
syzkaller login: [ 51.638518][ T5064] ------------[ cut here ]------------
[ 51.644158][ T5064] WARNING: CPU: 0 PID: 5064 at lib/iov_iter.c:629 _copy_from_iter+0x2ae/0xf40
[ 51.653040][ T5064] Modules linked in:
[ 51.657164][ T5064] CPU: 0 PID: 5064 Comm: syz-executor142 Not tainted 6.2.0-rc3-syzkaller-00165-gd9fc1511728c #0
[ 51.667887][ T5064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 51.677975][ T5064] RIP: 0010:_copy_from_iter+0x2ae/0xf40
[ 51.683576][ T5064] Code: 5d 41 5c 41 5d 41 5e 41 5f c3 e8 cd ba 77 fd be 79 02 00 00 48 c7 c7 a0 62 a6 8a e8 cc e0 b0 fd e9 55 fe ff ff e8 b2 ba 77 fd <0f> 0b 45 31 ff eb 8b e8 a6 ba 77 fd 31 ff 89 ee e8 0d b7 77 fd 40
[ 51.703469][ T5064] RSP: 0018:ffffc90003b3f830 EFLAGS: 00010293
[ 51.709547][ T5064] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 51.717606][ T5064] RDX: ffff88801f4e8000 RSI: ffffffff840997de RDI: 0000000000000001
[ 51.725638][ T5064] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
[ 51.733663][ T5064] R10: 0000000000000000 R11: 0000000000000000 R12: ffffc90003b3fd00
[ 51.741652][ T5064] R13: ffffc90003b3fd00 R14: ffff88801c4bac80 R15: 0000000000000000
[ 51.749710][ T5064] FS: 0000555557506300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 51.758672][ T5064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 51.765322][ T5064] CR2: 0000000020000002 CR3: 0000000074deb000 CR4: 0000000000350ef0
[ 51.773299][ T5064] Call Trace:
[ 51.776611][ T5064]
[ 51.779544][ T5064] ? csum_and_copy_from_iter+0x12e0/0x12e0
[ 51.785490][ T5064] ? memset+0x24/0x50
[ 51.789496][ T5064] ? __build_skb_around+0x276/0x3a0
[ 51.794734][ T5064] ? __alloc_skb+0x185/0x310
[ 51.799344][ T5064] ? __check_object_size+0x31/0x5a0
[ 51.804623][ T5064] tipc_msg_build+0x2d4/0x10a0
[ 51.809417][ T5064] ? tipc_msg_assemble+0x510/0x510
[ 51.814740][ T5064] ? __tipc_node_link_down+0x1540/0x1540
[ 51.820384][ T5064] ? __local_bh_enable_ip+0xa4/0x130
[ 51.825998][ T5064] __tipc_sendmsg+0xada/0x1870
[ 51.830767][ T5064] ? tipc_sendmcast+0xe60/0xe60
[ 51.835680][ T5064] ? __init_waitqueue_head+0x150/0x150
[ 51.841191][ T5064] ? mark_held_locks+0x9f/0xe0
[ 51.846326][ T5064] ? __local_bh_enable_ip+0xa4/0x130
[ 51.851616][ T5064] tipc_connect+0x57b/0x6b0
[ 51.856338][ T5064] ? tipc_sendmsg+0x70/0x70
[ 51.860889][ T5064] ? bpf_lsm_socket_connect+0x9/0x10
[ 51.866261][ T5064] ? tipc_sendmsg+0x70/0x70
[ 51.870797][ T5064] __sys_connect_file+0x153/0x1a0
[ 51.875906][ T5064] __sys_connect+0x165/0x1a0
[ 51.880521][ T5064] ? __sys_connect_file+0x1a0/0x1a0
[ 51.885775][ T5064] ? _raw_spin_unlock_irq+0x23/0x50
[ 51.891004][ T5064] ? lockdep_hardirqs_on+0x7d/0x100
[ 51.896234][ T5064] ? _raw_spin_unlock_irq+0x2e/0x50
[ 51.901441][ T5064] __x64_sys_connect+0x73/0xb0
[ 51.906260][ T5064] do_syscall_64+0x39/0xb0
[ 51.910690][ T5064] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.916613][ T5064] RIP: 0033:0x7f0c36cfcb19
[ 51.921026][ T5064] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 51.940686][ T5064] RSP: 002b:00007ffd7ff51108 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 51.949151][ T5064] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0c36cfcb19
[ 51.957179][ T5064] RDX: 0000000000000010 RSI: 0000000020000000 RDI: 0000000000000003
[ 51.965270][ T5064] RBP: 00007f0c36cc0cc0 R08: 0000000000000000 R09: 0000000000000000
[ 51.973263][ T5064] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0c36cc0d50
[ 51.981329][ T5064] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 51.989348][ T5064]
[ 51.992355][ T5064] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 51.999621][ T5064] CPU: 0 PID: 5064 Comm: syz-executor142 Not tainted 6.2.0-rc3-syzkaller-00165-gd9fc1511728c #0
[ 52.010032][ T5064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 52.020260][ T5064] Call Trace:
[ 52.023529][ T5064]
[ 52.026536][ T5064] dump_stack_lvl+0xd1/0x138
[ 52.031127][ T5064] panic+0x2cc/0x626
[ 52.035019][ T5064] ? panic_print_sys_info.part.0+0x110/0x110
[ 52.041009][ T5064] ? _copy_from_iter+0x2ae/0xf40
[ 52.045978][ T5064] check_panic_on_warn.cold+0x19/0x35
[ 52.051351][ T5064] __warn+0xf2/0x1a0
[ 52.055241][ T5064] ? _copy_from_iter+0x2ae/0xf40
[ 52.060170][ T5064] report_bug+0x1c0/0x210
[ 52.064495][ T5064] handle_bug+0x3c/0x70
[ 52.068649][ T5064] exc_invalid_op+0x18/0x50
[ 52.073169][ T5064] asm_exc_invalid_op+0x1a/0x20
[ 52.078021][ T5064] RIP: 0010:_copy_from_iter+0x2ae/0xf40
[ 52.083659][ T5064] Code: 5d 41 5c 41 5d 41 5e 41 5f c3 e8 cd ba 77 fd be 79 02 00 00 48 c7 c7 a0 62 a6 8a e8 cc e0 b0 fd e9 55 fe ff ff e8 b2 ba 77 fd <0f> 0b 45 31 ff eb 8b e8 a6 ba 77 fd 31 ff 89 ee e8 0d b7 77 fd 40
[ 52.103281][ T5064] RSP: 0018:ffffc90003b3f830 EFLAGS: 00010293
[ 52.109351][ T5064] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 52.117315][ T5064] RDX: ffff88801f4e8000 RSI: ffffffff840997de RDI: 0000000000000001
[ 52.125276][ T5064] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
[ 52.133244][ T5064] R10: 0000000000000000 R11: 0000000000000000 R12: ffffc90003b3fd00
[ 52.141215][ T5064] R13: ffffc90003b3fd00 R14: ffff88801c4bac80 R15: 0000000000000000
[ 52.149188][ T5064] ? _copy_from_iter+0x2ae/0xf40
[ 52.154132][ T5064] ? csum_and_copy_from_iter+0x12e0/0x12e0
[ 52.159933][ T5064] ? memset+0x24/0x50
[ 52.164087][ T5064] ? __build_skb_around+0x276/0x3a0
[ 52.169286][ T5064] ? __alloc_skb+0x185/0x310
[ 52.173871][ T5064] ? __check_object_size+0x31/0x5a0
[ 52.179066][ T5064] tipc_msg_build+0x2d4/0x10a0
[ 52.183835][ T5064] ? tipc_msg_assemble+0x510/0x510
[ 52.188944][ T5064] ? __tipc_node_link_down+0x1540/0x1540
[ 52.194569][ T5064] ? __local_bh_enable_ip+0xa4/0x130
[ 52.199856][ T5064] __tipc_sendmsg+0xada/0x1870
[ 52.204624][ T5064] ? tipc_sendmcast+0xe60/0xe60
[ 52.209479][ T5064] ? __init_waitqueue_head+0x150/0x150
[ 52.214944][ T5064] ? mark_held_locks+0x9f/0xe0
[ 52.219697][ T5064] ? __local_bh_enable_ip+0xa4/0x130
[ 52.224977][ T5064] tipc_connect+0x57b/0x6b0
[ 52.229478][ T5064] ? tipc_sendmsg+0x70/0x70
[ 52.234080][ T5064] ? bpf_lsm_socket_connect+0x9/0x10
[ 52.239454][ T5064] ? tipc_sendmsg+0x70/0x70
[ 52.243956][ T5064] __sys_connect_file+0x153/0x1a0
[ 52.248981][ T5064] __sys_connect+0x165/0x1a0
[ 52.253571][ T5064] ? __sys_connect_file+0x1a0/0x1a0
[ 52.258771][ T5064] ? _raw_spin_unlock_irq+0x23/0x50
[ 52.263981][ T5064] ? lockdep_hardirqs_on+0x7d/0x100
[ 52.269169][ T5064] ? _raw_spin_unlock_irq+0x2e/0x50
[ 52.274361][ T5064] __x64_sys_connect+0x73/0xb0
[ 52.279131][ T5064] do_syscall_64+0x39/0xb0
[ 52.283642][ T5064] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 52.289533][ T5064] RIP: 0033:0x7f0c36cfcb19
[ 52.293943][ T5064] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 52.313545][ T5064] RSP: 002b:00007ffd7ff51108 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 52.321966][ T5064] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0c36cfcb19
[ 52.330013][ T5064] RDX: 0000000000000010 RSI: 0000000020000000 RDI: 0000000000000003
[ 52.337976][ T5064] RBP: 00007f0c36cc0cc0 R08: 0000000000000000 R09: 0000000000000000
[ 52.346109][ T5064] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0c36cc0d50
[ 52.354073][ T5064] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 52.362061][ T5064]
[ 52.365848][ T5064] Kernel Offset: disabled
[ 52.370231][ T5064] Rebooting in 86400 seconds..