./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor691471622
<...>
forked to background, child pid 3185[ 26.625298][ T3186] 8021q: adding VLAN 0 to HW filter on device bond0
no interfaces have a carrier
[ 26.640019][ T3186] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.239' (ECDSA) to the list of known hosts.
execve("./syz-executor691471622", ["./syz-executor691471622"], 0x7ffcc18b2e80 /* 10 vars */) = 0
brk(NULL) = 0x555555e08000
brk(0x555555e08c40) = 0x555555e08c40
arch_prctl(ARCH_SET_FS, 0x555555e08300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor691471622", 4096) = 27
brk(0x555555e29c40) = 0x555555e29c40
brk(0x555555e2a000) = 0x555555e2a000
mprotect(0x7f233cd18000, 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
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3607 attached
, child_tidptr=0x555555e085d0) = 3607
[pid 3607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 3607] setpgid(0, 0) = 0
[pid 3607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 3607] write(3, "1000", 4) = 4
[pid 3607] close(3) = 0
[pid 3607] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3
[pid 3607] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x34\x00\x00\x00\x37\x00\x09\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x04\x00\x00\x00\x0c\x00\x01\x80\x06\x00\x00\x00\x08\x00\x00\x00\x08\x00\x02\x00\xff\xff\xff\xff\x08\x00\x05\x00\x08\x00\x00\x00", iov_len=52}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 52
[pid 3607] exit_group(0) = ?
[pid 3607] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3607, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555e085d0) = 3609
./strace-static-x86_64: Process 3609 attached
[pid 3609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 3609] setpgid(0, 0) = 0
[pid 3609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 3609] write(3, "1000", 4) = 4
[pid 3609] close(3) = 0
[pid 3609] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3
syzkaller login: [ 49.086476][ T3607] device entered promiscuous mode
[ 49.118663][ T3609] ------------[ cut here ]------------
[ 49.124448][ T3609] Dropping previously announced user features
[ 49.132086][ T3609] WARNING: CPU: 1 PID: 3609 at net/openvswitch/datapath.c:1619 ovs_dp_cmd_new+0xdf5/0x1300
[ 49.142541][ T3609] Modules linked in:
[ 49.146564][ T3609] CPU: 1 PID: 3609 Comm: syz-executor691 Not tainted 6.0.0-syzkaller-02734-g0326074ff465 #0
[ 49.157214][ T3609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 49.167825][ T3609] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300
[ 49.173950][ T3609] Code: 2a 0f b6 04 02 84 c0 74 04 3c 03 7e 21 c7 43 68 00 00 00 00 e9 30 fe ff ff e8 57 b9 53 f8 48 c7 c7 40 19 21 8b e8 27 a2 16 00 <0f> 0b eb be 4c 89 e7 e8 5f c7 a0 f8 eb d5 e8 f8 c6 a0 f8 e9 3f ff
[ 49.193878][ T3609] RSP: 0018:ffffc90003ccf4e8 EFLAGS: 00010282
[ 49.200304][ T3609] RAX: 0000000000000000 RBX: ffff888012747300 RCX: 0000000000000000
[ 49.208630][ T3609] RDX: ffff888027848000 RSI: ffffffff8160f6f8 RDI: fffff52000799e8f
[ 49.216638][ T3609] RBP: ffff888016fa0e00 R08: 0000000000000005 R09: 0000000000000000
[ 49.225076][ T3609] R10: 0000000080000000 R11: 0000000000000000 R12: ffff888012747368
[ 49.233423][ T3609] R13: 0000000000000008 R14: ffff888016fa0e58 R15: ffff888016e95180
[ 49.241768][ T3609] FS: 0000555555e08300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 49.251028][ T3609] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.257650][ T3609] CR2: 0000000020000916 CR3: 0000000072dc0000 CR4: 00000000003506e0
[ 49.266035][ T3609] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 49.274411][ T3609] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 49.282967][ T3609] Call Trace:
[ 49.286499][ T3609]
[ 49.289881][ T3609] ? ovs_dp_cmd_fill_info+0xc30/0xc30
[ 49.295314][ T3609] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290
[ 49.303231][ T3609] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290
[ 49.310991][ T3609] genl_family_rcv_msg_doit+0x228/0x320
[ 49.316651][ T3609] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290
[ 49.324546][ T3609] ? ns_capable+0xd9/0x100
[ 49.329657][ T3609] genl_rcv_msg+0x441/0x780
[ 49.334312][ T3609] ? genl_get_cmd+0x480/0x480
[ 49.339571][ T3609] ? ovs_dp_cmd_fill_info+0xc30/0xc30
[ 49.345065][ T3609] ? lock_release+0x780/0x780
[ 49.350220][ T3609] netlink_rcv_skb+0x153/0x420
[ 49.355105][ T3609] ? genl_get_cmd+0x480/0x480
[ 49.360311][ T3609] ? netlink_ack+0xd50/0xd50
[ 49.365060][ T3609] ? netlink_deliver_tap+0x1b1/0xc40
[ 49.370916][ T3609] genl_rcv+0x24/0x40
[ 49.375012][ T3609] netlink_unicast+0x543/0x7f0
[ 49.380309][ T3609] ? netlink_attachskb+0x880/0x880
[ 49.385528][ T3609] ? __phys_addr+0xc4/0x140
[ 49.390806][ T3609] ? __phys_addr_symbol+0x2c/0x70
[ 49.396238][ T3609] ? __check_object_size+0x2de/0x700
[ 49.402045][ T3609] netlink_sendmsg+0x917/0xe10
[ 49.406962][ T3609] ? netlink_unicast+0x7f0/0x7f0
[ 49.412432][ T3609] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 49.417866][ T3609] ? netlink_unicast+0x7f0/0x7f0
[ 49.424085][ T3609] sock_sendmsg+0xcf/0x120
[ 49.428924][ T3609] ____sys_sendmsg+0x712/0x8c0
[ 49.433778][ T3609] ? copy_msghdr_from_user+0xfc/0x150
[ 49.439670][ T3609] ? kernel_sendmsg+0x50/0x50
[ 49.444474][ T3609] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 49.450948][ T3609] ___sys_sendmsg+0x110/0x1b0
[ 49.455721][ T3609] ? do_recvmmsg+0x6e0/0x6e0
[ 49.460869][ T3609] ? lock_release+0x780/0x780
[ 49.465654][ T3609] ? ptrace_stop.part.0+0x5ec/0xa80
[ 49.471626][ T3609] ? do_raw_spin_lock+0x120/0x2a0
[ 49.476739][ T3609] ? rwlock_bug.part.0+0x90/0x90
[ 49.482230][ T3609] ? _raw_spin_lock_irq+0x41/0x50
[ 49.487385][ T3609] ? __fget_light+0x20a/0x270
[ 49.492611][ T3609] __sys_sendmsg+0xf3/0x1c0
[ 49.497205][ T3609] ? __sys_sendmsg_sock+0x30/0x30
[ 49.502924][ T3609] ? lock_downgrade+0x6e0/0x6e0
[ 49.508580][ T3609] ? lockdep_hardirqs_on+0x79/0x100
[ 49.514066][ T3609] ? _raw_spin_unlock_irq+0x2a/0x40
[ 49.519827][ T3609] ? ptrace_notify+0xfa/0x140
[ 49.524619][ T3609] do_syscall_64+0x35/0xb0
[ 49.529543][ T3609] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 49.535536][ T3609] RIP: 0033:0x7f233ccabe89
[ 49.540454][ T3609] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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
[ 49.560589][ T3609] RSP: 002b:00007fff983073c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 49.569377][ T3609] RAX: ffffffffffffffda RBX: 000000000000bfa1 RCX: 00007f233ccabe89
[ 49.577580][ T3609] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003
[ 49.586128][ T3609] RBP: 0000000000000000 R08: 00007fff98307568 R09: 00007fff98307568
[ 49.594527][ T3609] R10: 00007fff98306e40 R11: 0000000000000246 R12: 00007fff983073dc
[ 49.603103][ T3609] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
[ 49.611979][ T3609]
[ 49.615172][ T3609] Kernel panic - not syncing: panic_on_warn set ...
[ 49.621772][ T3609] CPU: 1 PID: 3609 Comm: syz-executor691 Not tainted 6.0.0-syzkaller-02734-g0326074ff465 #0
[ 49.631857][ T3609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 49.641936][ T3609] Call Trace:
[ 49.645240][ T3609]
[ 49.648187][ T3609] dump_stack_lvl+0xcd/0x134
[ 49.652807][ T3609] panic+0x2c8/0x627
[ 49.656729][ T3609] ? panic_print_sys_info.part.0+0x10b/0x10b
[ 49.662751][ T3609] ? __warn.cold+0x248/0x2c4
[ 49.667376][ T3609] ? ovs_dp_cmd_new+0xdf5/0x1300
[ 49.672347][ T3609] __warn.cold+0x259/0x2c4
[ 49.676792][ T3609] ? ovs_dp_cmd_new+0xdf5/0x1300
[ 49.681761][ T3609] report_bug+0x1bc/0x210
[ 49.686131][ T3609] handle_bug+0x3c/0x70
[ 49.690318][ T3609] exc_invalid_op+0x14/0x40
[ 49.694850][ T3609] asm_exc_invalid_op+0x16/0x20
[ 49.699737][ T3609] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300
[ 49.705315][ T3609] Code: 2a 0f b6 04 02 84 c0 74 04 3c 03 7e 21 c7 43 68 00 00 00 00 e9 30 fe ff ff e8 57 b9 53 f8 48 c7 c7 40 19 21 8b e8 27 a2 16 00 <0f> 0b eb be 4c 89 e7 e8 5f c7 a0 f8 eb d5 e8 f8 c6 a0 f8 e9 3f ff
[ 49.724952][ T3609] RSP: 0018:ffffc90003ccf4e8 EFLAGS: 00010282
[ 49.731051][ T3609] RAX: 0000000000000000 RBX: ffff888012747300 RCX: 0000000000000000
[ 49.739049][ T3609] RDX: ffff888027848000 RSI: ffffffff8160f6f8 RDI: fffff52000799e8f
[ 49.747050][ T3609] RBP: ffff888016fa0e00 R08: 0000000000000005 R09: 0000000000000000
[ 49.755052][ T3609] R10: 0000000080000000 R11: 0000000000000000 R12: ffff888012747368
[ 49.763052][ T3609] R13: 0000000000000008 R14: ffff888016fa0e58 R15: ffff888016e95180
[ 49.771070][ T3609] ? vprintk+0x88/0x90
[ 49.775186][ T3609] ? ovs_dp_cmd_new+0xdf5/0x1300
[ 49.780170][ T3609] ? ovs_dp_cmd_fill_info+0xc30/0xc30
[ 49.785589][ T3609] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290
[ 49.793003][ T3609] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290
[ 49.800340][ T3609] genl_family_rcv_msg_doit+0x228/0x320
[ 49.805929][ T3609] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290
[ 49.813355][ T3609] ? ns_capable+0xd9/0x100
[ 49.817906][ T3609] genl_rcv_msg+0x441/0x780
[ 49.822454][ T3609] ? genl_get_cmd+0x480/0x480
[ 49.827172][ T3609] ? ovs_dp_cmd_fill_info+0xc30/0xc30
[ 49.832584][ T3609] ? lock_release+0x780/0x780
[ 49.837311][ T3609] netlink_rcv_skb+0x153/0x420
[ 49.842124][ T3609] ? genl_get_cmd+0x480/0x480
[ 49.846850][ T3609] ? netlink_ack+0xd50/0xd50
[ 49.851484][ T3609] ? netlink_deliver_tap+0x1b1/0xc40
[ 49.856815][ T3609] genl_rcv+0x24/0x40
[ 49.860826][ T3609] netlink_unicast+0x543/0x7f0
[ 49.865635][ T3609] ? netlink_attachskb+0x880/0x880
[ 49.870780][ T3609] ? __phys_addr+0xc4/0x140
[ 49.875330][ T3609] ? __phys_addr_symbol+0x2c/0x70
[ 49.880402][ T3609] ? __check_object_size+0x2de/0x700
[ 49.885736][ T3609] netlink_sendmsg+0x917/0xe10
[ 49.890543][ T3609] ? netlink_unicast+0x7f0/0x7f0
[ 49.895531][ T3609] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 49.900856][ T3609] ? netlink_unicast+0x7f0/0x7f0
[ 49.905831][ T3609] sock_sendmsg+0xcf/0x120
[ 49.910277][ T3609] ____sys_sendmsg+0x712/0x8c0
[ 49.915157][ T3609] ? copy_msghdr_from_user+0xfc/0x150
[ 49.921095][ T3609] ? kernel_sendmsg+0x50/0x50
[ 49.925820][ T3609] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 49.931837][ T3609] ___sys_sendmsg+0x110/0x1b0
[ 49.936553][ T3609] ? do_recvmmsg+0x6e0/0x6e0
[ 49.941293][ T3609] ? lock_release+0x780/0x780
[ 49.946007][ T3609] ? ptrace_stop.part.0+0x5ec/0xa80
[ 49.951247][ T3609] ? do_raw_spin_lock+0x120/0x2a0
[ 49.956311][ T3609] ? rwlock_bug.part.0+0x90/0x90
[ 49.961279][ T3609] ? _raw_spin_lock_irq+0x41/0x50
[ 49.966348][ T3609] ? __fget_light+0x20a/0x270
[ 49.971082][ T3609] __sys_sendmsg+0xf3/0x1c0
[ 49.975626][ T3609] ? __sys_sendmsg_sock+0x30/0x30
[ 49.980697][ T3609] ? lock_downgrade+0x6e0/0x6e0
[ 49.985600][ T3609] ? lockdep_hardirqs_on+0x79/0x100
[ 49.990834][ T3609] ? _raw_spin_unlock_irq+0x2a/0x40
[ 49.996068][ T3609] ? ptrace_notify+0xfa/0x140
[ 50.000815][ T3609] do_syscall_64+0x35/0xb0
[ 50.005282][ T3609] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 50.011218][ T3609] RIP: 0033:0x7f233ccabe89
[ 50.015659][ T3609] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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
[ 50.035474][ T3609] RSP: 002b:00007fff983073c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 50.043923][ T3609] RAX: ffffffffffffffda RBX: 000000000000bfa1 RCX: 00007f233ccabe89
[ 50.051925][ T3609] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003
[ 50.059925][ T3609] RBP: 0000000000000000 R08: 00007fff98307568 R09: 00007fff98307568
[ 50.067924][ T3609] R10: 00007fff98306e40 R11: 0000000000000246 R12: 00007fff983073dc
[ 50.075923][ T3609] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
[ 50.083945][ T3609]
[ 50.087368][ T3609] Kernel Offset: disabled
[ 50.091760][ T3609] Rebooting in 86400 seconds..