./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1712605100 <...> no interfaces have a carrier forked to background, child pid 3186 [ 26.369527][ T3187] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.385163][ T3187] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.96' (ECDSA) to the list of known hosts. execve("./syz-executor1712605100", ["./syz-executor1712605100"], 0x7ffdee027160 /* 10 vars */) = 0 brk(NULL) = 0x555557408000 brk(0x555557408c40) = 0x555557408c40 arch_prctl(ARCH_SET_FS, 0x555557408300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1712605100", 4096) = 28 brk(0x555557429c40) = 0x555557429c40 brk(0x55555742a000) = 0x55555742a000 mprotect(0x7f1092c3f000, 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 3609 attached , child_tidptr=0x5555574085d0) = 3609 [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 [pid 3609] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x3c\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\x08\x00\x08\x80\x04\x00\x00\x00", iov_len=60}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 60 [pid 3609] exit_group(0) = ? [pid 3609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3609, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574085d0) = 3611 ./strace-static-x86_64: Process 3611 attached [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] setpgid(0, 0) = 0 [pid 3611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1000", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 syzkaller login: [ 42.986984][ T3609] device  entered promiscuous mode [ 43.015893][ T3611] ------------[ cut here ]------------ [ 43.021982][ T3611] Dropping previously announced user features [ 43.029483][ T3611] WARNING: CPU: 1 PID: 3611 at net/openvswitch/datapath.c:1619 ovs_dp_cmd_new+0xdf5/0x1300 [ 43.040197][ T3611] Modules linked in: [ 43.045010][ T3611] CPU: 1 PID: 3611 Comm: syz-executor171 Not tainted 6.0.0-syzkaller-02750-gaabf6155dfb8 #0 [ 43.056205][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 43.066953][ T3611] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300 [ 43.073016][ T3611] 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 27 ba 53 f8 48 c7 c7 80 19 21 8b e8 f7 a2 16 00 <0f> 0b eb be 4c 89 e7 e8 2f c8 a0 f8 eb d5 e8 c8 c7 a0 f8 e9 3f ff [ 43.092983][ T3611] RSP: 0018:ffffc90003d5f4e8 EFLAGS: 00010282 [ 43.100355][ T3611] RAX: 0000000000000000 RBX: ffff88807fab3a00 RCX: 0000000000000000 [ 43.109204][ T3611] RDX: ffff88807d210000 RSI: ffffffff8160f6f8 RDI: fffff520007abe8f [ 43.117413][ T3611] RBP: ffff888016a84000 R08: 0000000000000005 R09: 0000000000000000 [ 43.125637][ T3611] R10: 0000000080000000 R11: 0000000000000000 R12: ffff88807fab3a68 [ 43.133638][ T3611] R13: 0000000000000008 R14: ffff888016a84058 R15: ffff8880788bcd00 [ 43.141979][ T3611] FS: 0000555557408300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 43.151187][ T3611] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.158060][ T3611] CR2: 000055c4dbc97950 CR3: 0000000021b3b000 CR4: 00000000003506f0 [ 43.166583][ T3611] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.174786][ T3611] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.182782][ T3611] Call Trace: [ 43.186354][ T3611] [ 43.189328][ T3611] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 43.194996][ T3611] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 43.202428][ T3611] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 43.210047][ T3611] genl_family_rcv_msg_doit+0x228/0x320 [ 43.215857][ T3611] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 43.223284][ T3611] ? ns_capable+0xd9/0x100 [ 43.228006][ T3611] genl_rcv_msg+0x441/0x780 [ 43.232552][ T3611] ? genl_get_cmd+0x480/0x480 [ 43.237523][ T3611] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 43.242941][ T3611] ? lock_release+0x780/0x780 [ 43.247971][ T3611] netlink_rcv_skb+0x153/0x420 [ 43.252775][ T3611] ? genl_get_cmd+0x480/0x480 [ 43.257734][ T3611] ? netlink_ack+0xd50/0xd50 [ 43.262382][ T3611] ? netlink_deliver_tap+0x1b1/0xc40 [ 43.267989][ T3611] genl_rcv+0x24/0x40 [ 43.272008][ T3611] netlink_unicast+0x543/0x7f0 [ 43.277351][ T3611] ? netlink_attachskb+0x880/0x880 [ 43.282755][ T3611] ? __phys_addr+0xc4/0x140 [ 43.287555][ T3611] ? __phys_addr_symbol+0x2c/0x70 [ 43.292630][ T3611] ? __check_object_size+0x2de/0x700 [ 43.298258][ T3611] netlink_sendmsg+0x917/0xe10 [ 43.303072][ T3611] ? netlink_unicast+0x7f0/0x7f0 [ 43.308292][ T3611] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 43.313625][ T3611] ? netlink_unicast+0x7f0/0x7f0 [ 43.318905][ T3611] sock_sendmsg+0xcf/0x120 [ 43.323362][ T3611] ____sys_sendmsg+0x712/0x8c0 [ 43.328430][ T3611] ? copy_msghdr_from_user+0xfc/0x150 [ 43.334101][ T3611] ? kernel_sendmsg+0x50/0x50 [ 43.338825][ T3611] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 43.345061][ T3611] ___sys_sendmsg+0x110/0x1b0 [ 43.349793][ T3611] ? do_recvmmsg+0x6e0/0x6e0 [ 43.354733][ T3611] ? lock_release+0x780/0x780 [ 43.359452][ T3611] ? ptrace_stop.part.0+0x5ec/0xa80 [ 43.364932][ T3611] ? do_raw_spin_lock+0x120/0x2a0 [ 43.370008][ T3611] ? rwlock_bug.part.0+0x90/0x90 [ 43.375872][ T3611] ? _raw_spin_lock_irq+0x41/0x50 [ 43.380952][ T3611] ? __fget_light+0x20a/0x270 [ 43.386124][ T3611] __sys_sendmsg+0xf3/0x1c0 [ 43.390889][ T3611] ? __sys_sendmsg_sock+0x30/0x30 [ 43.396244][ T3611] ? lock_downgrade+0x6e0/0x6e0 [ 43.401145][ T3611] ? lockdep_hardirqs_on+0x79/0x100 [ 43.406634][ T3611] ? _raw_spin_unlock_irq+0x2a/0x40 [ 43.411881][ T3611] ? ptrace_notify+0xfa/0x140 [ 43.416885][ T3611] do_syscall_64+0x35/0xb0 [ 43.421348][ T3611] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.427524][ T3611] RIP: 0033:0x7f1092bd1ee9 [ 43.431965][ T3611] 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 [ 43.451927][ T3611] RSP: 002b:00007fff77fc21a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.460593][ T3611] RAX: ffffffffffffffda RBX: 000000000000a7bd RCX: 00007f1092bd1ee9 [ 43.468842][ T3611] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 43.477024][ T3611] RBP: 0000000000000000 R08: 00007fff77fc2348 R09: 00007fff77fc2348 [ 43.485267][ T3611] R10: 00007fff77fc1c20 R11: 0000000000000246 R12: 00007fff77fc21bc [ 43.493272][ T3611] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 43.501756][ T3611] [ 43.505219][ T3611] Kernel panic - not syncing: panic_on_warn set ... [ 43.511830][ T3611] CPU: 0 PID: 3611 Comm: syz-executor171 Not tainted 6.0.0-syzkaller-02750-gaabf6155dfb8 #0 [ 43.521922][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 43.531997][ T3611] Call Trace: [ 43.535296][ T3611] [ 43.538244][ T3611] dump_stack_lvl+0xcd/0x134 [ 43.542869][ T3611] panic+0x2c8/0x627 [ 43.546790][ T3611] ? panic_print_sys_info.part.0+0x10b/0x10b [ 43.552811][ T3611] ? __warn.cold+0x248/0x2c4 [ 43.557433][ T3611] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 43.562408][ T3611] __warn.cold+0x259/0x2c4 [ 43.566852][ T3611] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 43.571825][ T3611] report_bug+0x1bc/0x210 [ 43.576191][ T3611] handle_bug+0x3c/0x70 [ 43.580372][ T3611] exc_invalid_op+0x14/0x40 [ 43.584909][ T3611] asm_exc_invalid_op+0x16/0x20 [ 43.589794][ T3611] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300 [ 43.595371][ T3611] 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 27 ba 53 f8 48 c7 c7 80 19 21 8b e8 f7 a2 16 00 <0f> 0b eb be 4c 89 e7 e8 2f c8 a0 f8 eb d5 e8 c8 c7 a0 f8 e9 3f ff [ 43.615015][ T3611] RSP: 0018:ffffc90003d5f4e8 EFLAGS: 00010282 [ 43.621112][ T3611] RAX: 0000000000000000 RBX: ffff88807fab3a00 RCX: 0000000000000000 [ 43.629109][ T3611] RDX: ffff88807d210000 RSI: ffffffff8160f6f8 RDI: fffff520007abe8f [ 43.637110][ T3611] RBP: ffff888016a84000 R08: 0000000000000005 R09: 0000000000000000 [ 43.645104][ T3611] R10: 0000000080000000 R11: 0000000000000000 R12: ffff88807fab3a68 [ 43.653100][ T3611] R13: 0000000000000008 R14: ffff888016a84058 R15: ffff8880788bcd00 [ 43.661106][ T3611] ? vprintk+0x88/0x90 [ 43.664150][ T27] openvswitch: cpu_id mismatch with handler threads [ 43.665217][ T3611] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 43.676776][ T3611] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 43.682195][ T3611] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 43.689605][ T3611] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 43.696933][ T3611] genl_family_rcv_msg_doit+0x228/0x320 [ 43.702525][ T3611] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 43.709948][ T3611] ? ns_capable+0xd9/0x100 [ 43.714413][ T3611] genl_rcv_msg+0x441/0x780 [ 43.718955][ T3611] ? genl_get_cmd+0x480/0x480 [ 43.723666][ T3611] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 43.729074][ T3611] ? lock_release+0x780/0x780 [ 43.733780][ T3611] netlink_rcv_skb+0x153/0x420 [ 43.738572][ T3611] ? genl_get_cmd+0x480/0x480 [ 43.743280][ T3611] ? netlink_ack+0xd50/0xd50 [ 43.747906][ T3611] ? netlink_deliver_tap+0x1b1/0xc40 [ 43.753226][ T3611] genl_rcv+0x24/0x40 [ 43.757237][ T3611] netlink_unicast+0x543/0x7f0 [ 43.762038][ T3611] ? netlink_attachskb+0x880/0x880 [ 43.767177][ T3611] ? __phys_addr+0xc4/0x140 [ 43.771724][ T3611] ? __phys_addr_symbol+0x2c/0x70 [ 43.776788][ T3611] ? __check_object_size+0x2de/0x700 [ 43.782117][ T3611] netlink_sendmsg+0x917/0xe10 [ 43.786921][ T3611] ? netlink_unicast+0x7f0/0x7f0 [ 43.791896][ T3611] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 43.797218][ T3611] ? netlink_unicast+0x7f0/0x7f0 [ 43.802186][ T3611] sock_sendmsg+0xcf/0x120 [ 43.806626][ T3611] ____sys_sendmsg+0x712/0x8c0 [ 43.811420][ T3611] ? copy_msghdr_from_user+0xfc/0x150 [ 43.816823][ T3611] ? kernel_sendmsg+0x50/0x50 [ 43.821540][ T3611] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 43.823934][ T27] openvswitch: cpu_id mismatch with handler threads [ 43.827563][ T3611] ___sys_sendmsg+0x110/0x1b0 [ 43.838846][ T3611] ? do_recvmmsg+0x6e0/0x6e0 [ 43.843486][ T3611] ? lock_release+0x780/0x780 [ 43.848189][ T3611] ? ptrace_stop.part.0+0x5ec/0xa80 [ 43.853418][ T3611] ? do_raw_spin_lock+0x120/0x2a0 [ 43.858472][ T3611] ? rwlock_bug.part.0+0x90/0x90 [ 43.863438][ T3611] ? _raw_spin_lock_irq+0x41/0x50 [ 43.868503][ T3611] ? __fget_light+0x20a/0x270 [ 43.873220][ T3611] __sys_sendmsg+0xf3/0x1c0 [ 43.877759][ T3611] ? __sys_sendmsg_sock+0x30/0x30 [ 43.882821][ T3611] ? lock_downgrade+0x6e0/0x6e0 [ 43.887717][ T3611] ? lockdep_hardirqs_on+0x79/0x100 [ 43.892956][ T3611] ? _raw_spin_unlock_irq+0x2a/0x40 [ 43.898190][ T3611] ? ptrace_notify+0xfa/0x140 [ 43.902899][ T3611] do_syscall_64+0x35/0xb0 [ 43.907362][ T3611] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.913294][ T3611] RIP: 0033:0x7f1092bd1ee9 [ 43.917734][ T3611] 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 [ 43.937372][ T3611] RSP: 002b:00007fff77fc21a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.945812][ T3611] RAX: ffffffffffffffda RBX: 000000000000a7bd RCX: 00007f1092bd1ee9 [ 43.953810][ T3611] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 43.961801][ T3611] RBP: 0000000000000000 R08: 00007fff77fc2348 R09: 00007fff77fc2348 [ 43.969795][ T3611] R10: 00007fff77fc1c20 R11: 0000000000000246 R12: 00007fff77fc21bc [ 43.977786][ T3611] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 43.985799][ T3611] [ 43.989149][ T3611] Kernel Offset: disabled [ 43.993543][ T3611] Rebooting in 86400 seconds..