./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2912799521 <...> Warning: Permanently added '10.128.0.244' (ECDSA) to the list of known hosts. execve("./syz-executor2912799521", ["./syz-executor2912799521"], 0x7ffe8ca3f880 /* 10 vars */) = 0 brk(NULL) = 0x5555567cc000 brk(0x5555567ccc40) = 0x5555567ccc40 arch_prctl(ARCH_SET_FS, 0x5555567cc300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2912799521", 4096) = 28 brk(0x5555567edc40) = 0x5555567edc40 brk(0x5555567ee000) = 0x5555567ee000 mprotect(0x7fc01b5b7000, 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, child_tidptr=0x5555567cc5d0) = 3613 ./strace-static-x86_64: Process 3613 attached [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3613] setpgid(0, 0) = 0 [pid 3613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1000", 4) = 4 [pid 3613] close(3) = 0 [pid 3613] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 3613] 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 3613] exit_group(0) = ? [pid 3613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3613, 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=0x5555567cc5d0) = 3616 ./strace-static-x86_64: Process 3616 attached [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3616] setpgid(0, 0) = 0 [pid 3616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3616] write(3, "1000", 4) = 4 [pid 3616] close(3) = 0 [pid 3616] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 syzkaller login: [ 37.399102][ T3613] device  entered promiscuous mode [ 37.416484][ T3616] ------------[ cut here ]------------ [ 37.422073][ T3616] Dropping previously announced user features [ 37.429415][ T3616] WARNING: CPU: 1 PID: 3616 at net/openvswitch/datapath.c:1619 ovs_dp_cmd_new+0xdf5/0x1300 [ 37.439856][ T3616] Modules linked in: [ 37.443781][ T3616] CPU: 1 PID: 3616 Comm: syz-executor291 Not tainted 6.0.0-syzkaller-07994-ge8bc52cb8df8 #0 [ 37.454415][ T3616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.464706][ T3616] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300 [ 37.470486][ T3616] 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 b7 fe 53 f8 48 c7 c7 00 13 21 8b e8 c7 a5 16 00 <0f> 0b eb be 4c 89 e7 e8 9f 14 a1 f8 eb d5 e8 38 14 a1 f8 e9 3f ff [ 37.490855][ T3616] RSP: 0018:ffffc90003c3f4e8 EFLAGS: 00010282 [ 37.497208][ T3616] RAX: 0000000000000000 RBX: ffff888016eb6900 RCX: 0000000000000000 [ 37.506159][ T3616] RDX: ffff888072e3bb00 RSI: ffffffff8160f738 RDI: fffff52000787e8f [ 37.514667][ T3616] RBP: ffff888016ec6c00 R08: 0000000000000005 R09: 0000000000000000 [ 37.523204][ T3616] R10: 0000000080000000 R11: 676e6970706f7244 R12: ffff888016eb6968 [ 37.531671][ T3616] R13: 0000000000000008 R14: ffff888016ec6c58 R15: ffff88801c5ac500 [ 37.540254][ T3616] FS: 00005555567cc300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 37.549812][ T3616] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.556663][ T3616] CR2: 00005632d82d7950 CR3: 0000000017842000 CR4: 00000000003506f0 [ 37.565228][ T3616] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.573708][ T3616] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.582229][ T3616] Call Trace: [ 37.585767][ T3616] [ 37.589230][ T3616] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 37.594868][ T3616] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 37.602780][ T3616] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 37.610578][ T3616] genl_family_rcv_msg_doit+0x228/0x320 [ 37.616405][ T3616] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 37.624378][ T3616] ? ns_capable+0xd9/0x100 [ 37.629335][ T3616] genl_rcv_msg+0x441/0x780 [ 37.634118][ T3616] ? genl_get_cmd+0x480/0x480 [ 37.639299][ T3616] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 37.644930][ T3616] ? lock_release+0x780/0x780 [ 37.650144][ T3616] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.655888][ T3616] netlink_rcv_skb+0x153/0x420 [ 37.661448][ T3616] ? genl_get_cmd+0x480/0x480 [ 37.666411][ T3616] ? netlink_ack+0xd50/0xd50 [ 37.671540][ T3616] ? netlink_deliver_tap+0x1b1/0xc40 [ 37.677089][ T3616] genl_rcv+0x24/0x40 [ 37.681616][ T3616] netlink_unicast+0x543/0x7f0 [ 37.686633][ T3616] ? netlink_attachskb+0x880/0x880 [ 37.692314][ T3616] ? __phys_addr+0xc4/0x140 [ 37.697082][ T3616] ? __phys_addr_symbol+0x2c/0x70 [ 37.702723][ T3616] ? __check_object_size+0x2de/0x700 [ 37.708457][ T3616] netlink_sendmsg+0x917/0xe10 [ 37.716725][ T3616] ? netlink_unicast+0x7f0/0x7f0 [ 37.722203][ T3616] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 37.727957][ T3616] ? netlink_unicast+0x7f0/0x7f0 [ 37.733318][ T3616] sock_sendmsg+0xcf/0x120 [ 37.738217][ T3616] ____sys_sendmsg+0x712/0x8c0 [ 37.743270][ T3616] ? copy_msghdr_from_user+0xfc/0x150 [ 37.749273][ T3616] ? kernel_sendmsg+0x50/0x50 [ 37.754229][ T3616] ___sys_sendmsg+0x110/0x1b0 [ 37.759443][ T3616] ? do_recvmmsg+0x6e0/0x6e0 [ 37.764293][ T3616] ? __schedule+0xae7/0x52b0 [ 37.767538][ T27] openvswitch: cpu_id mismatch with handler threads [ 37.769606][ T3616] ? trace_hardirqs_on+0x2d/0x120 [ 37.781785][ T3616] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.787745][ T3616] ? lock_acquire+0x480/0x570 [ 37.792684][ T3616] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.798655][ T3616] ? lock_acquire+0x480/0x570 [ 37.803590][ T3616] ? lock_release+0x780/0x780 [ 37.808800][ T3616] ? ptrace_stop.part.0+0x5ec/0xa80 [ 37.814256][ T3616] ? do_raw_spin_lock+0x120/0x2a0 [ 37.819787][ T3616] ? rwlock_bug.part.0+0x90/0x90 [ 37.824986][ T3616] ? __fget_light+0x20a/0x270 [ 37.830209][ T3616] __sys_sendmsg+0xf3/0x1c0 [ 37.834970][ T3616] ? __sys_sendmsg_sock+0x30/0x30 [ 37.840722][ T3616] ? lock_downgrade+0x6e0/0x6e0 [ 37.845843][ T3616] ? _raw_spin_unlock_irq+0x2a/0x40 [ 37.851566][ T3616] ? ptrace_notify+0xfa/0x140 [ 37.856494][ T3616] do_syscall_64+0x35/0xb0 [ 37.861450][ T3616] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.867804][ T3616] RIP: 0033:0x7fc01b549ee9 [ 37.872472][ T3616] 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 [ 37.892998][ T3616] RSP: 002b:00007ffda4168c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 37.901905][ T3616] RAX: ffffffffffffffda RBX: 00000000000091f8 RCX: 00007fc01b549ee9 [ 37.910365][ T3616] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 37.918782][ T3616] RBP: 0000000000000000 R08: 00007ffda4168e08 R09: 00007ffda4168e08 [ 37.927008][ T3616] R10: 00007ffda41686e0 R11: 0000000000000246 R12: 00007ffda4168c7c [ 37.935538][ T3616] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 37.943978][ T3616] [ 37.947249][ T3616] Kernel panic - not syncing: panic_on_warn set ... [ 37.953854][ T3616] CPU: 0 PID: 3616 Comm: syz-executor291 Not tainted 6.0.0-syzkaller-07994-ge8bc52cb8df8 #0 [ 37.963956][ T3616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.974033][ T3616] Call Trace: [ 37.977324][ T3616] [ 37.980270][ T3616] dump_stack_lvl+0xcd/0x134 [ 37.984887][ T3616] panic+0x2c8/0x622 [ 37.988814][ T3616] ? panic_print_sys_info.part.0+0x10b/0x10b [ 37.994838][ T3616] ? __warn.cold+0x248/0x2c4 [ 37.999464][ T3616] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 38.004430][ T3616] __warn.cold+0x259/0x2c4 [ 38.005259][ T3185] openvswitch: cpu_id mismatch with handler threads [ 38.008884][ T3616] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 38.020419][ T3616] report_bug+0x1bc/0x210 [ 38.024782][ T3616] handle_bug+0x3c/0x70 [ 38.028957][ T3616] exc_invalid_op+0x14/0x40 [ 38.033456][ T3616] asm_exc_invalid_op+0x16/0x20 [ 38.038306][ T3616] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300 [ 38.043840][ T3616] 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 b7 fe 53 f8 48 c7 c7 00 13 21 8b e8 c7 a5 16 00 <0f> 0b eb be 4c 89 e7 e8 9f 14 a1 f8 eb d5 e8 38 14 a1 f8 e9 3f ff [ 38.063438][ T3616] RSP: 0018:ffffc90003c3f4e8 EFLAGS: 00010282 [ 38.069492][ T3616] RAX: 0000000000000000 RBX: ffff888016eb6900 RCX: 0000000000000000 [ 38.077455][ T3616] RDX: ffff888072e3bb00 RSI: ffffffff8160f738 RDI: fffff52000787e8f [ 38.085416][ T3616] RBP: ffff888016ec6c00 R08: 0000000000000005 R09: 0000000000000000 [ 38.093372][ T3616] R10: 0000000080000000 R11: 676e6970706f7244 R12: ffff888016eb6968 [ 38.101329][ T3616] R13: 0000000000000008 R14: ffff888016ec6c58 R15: ffff88801c5ac500 [ 38.109293][ T3616] ? vprintk+0x88/0x90 [ 38.113353][ T3616] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 38.118281][ T3616] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 38.123643][ T3616] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 38.131003][ T3616] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 38.138277][ T3616] genl_family_rcv_msg_doit+0x228/0x320 [ 38.143812][ T3616] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 38.147545][ T27] openvswitch: cpu_id mismatch with handler threads [ 38.151187][ T3616] ? ns_capable+0xd9/0x100 [ 38.162175][ T3616] genl_rcv_msg+0x441/0x780 [ 38.166681][ T3616] ? genl_get_cmd+0x480/0x480 [ 38.171345][ T3616] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 38.176707][ T3616] ? lock_release+0x780/0x780 [ 38.181370][ T3616] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.186823][ T3616] netlink_rcv_skb+0x153/0x420 [ 38.191576][ T3616] ? genl_get_cmd+0x480/0x480 [ 38.196239][ T3616] ? netlink_ack+0xd50/0xd50 [ 38.200818][ T3616] ? netlink_deliver_tap+0x1b1/0xc40 [ 38.206094][ T3616] genl_rcv+0x24/0x40 [ 38.210066][ T3616] netlink_unicast+0x543/0x7f0 [ 38.214817][ T3616] ? netlink_attachskb+0x880/0x880 [ 38.219914][ T3616] ? __phys_addr+0xc4/0x140 [ 38.224411][ T3616] ? __phys_addr_symbol+0x2c/0x70 [ 38.229440][ T3616] ? __check_object_size+0x2de/0x700 [ 38.234719][ T3616] netlink_sendmsg+0x917/0xe10 [ 38.239470][ T3616] ? netlink_unicast+0x7f0/0x7f0 [ 38.244393][ T3616] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 38.249670][ T3616] ? netlink_unicast+0x7f0/0x7f0 [ 38.254592][ T3616] sock_sendmsg+0xcf/0x120 [ 38.259004][ T3616] ____sys_sendmsg+0x712/0x8c0 [ 38.263762][ T3616] ? copy_msghdr_from_user+0xfc/0x150 [ 38.269120][ T3616] ? kernel_sendmsg+0x50/0x50 [ 38.273792][ T3616] ___sys_sendmsg+0x110/0x1b0 [ 38.278455][ T3616] ? do_recvmmsg+0x6e0/0x6e0 [ 38.283032][ T3616] ? __schedule+0xae7/0x52b0 [ 38.287612][ T3616] ? trace_hardirqs_on+0x2d/0x120 [ 38.292634][ T3616] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.298092][ T3616] ? lock_acquire+0x480/0x570 [ 38.302757][ T3616] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.308210][ T3616] ? lock_acquire+0x480/0x570 [ 38.312871][ T3616] ? lock_release+0x780/0x780 [ 38.317536][ T3616] ? ptrace_stop.part.0+0x5ec/0xa80 [ 38.322720][ T3616] ? do_raw_spin_lock+0x120/0x2a0 [ 38.327733][ T3616] ? rwlock_bug.part.0+0x90/0x90 [ 38.332659][ T3616] ? __fget_light+0x20a/0x270 [ 38.337363][ T3616] __sys_sendmsg+0xf3/0x1c0 [ 38.341893][ T3616] ? __sys_sendmsg_sock+0x30/0x30 [ 38.346934][ T3616] ? lock_downgrade+0x6e0/0x6e0 [ 38.351776][ T3616] ? _raw_spin_unlock_irq+0x2a/0x40 [ 38.356964][ T3616] ? ptrace_notify+0xfa/0x140 [ 38.361635][ T3616] do_syscall_64+0x35/0xb0 [ 38.366042][ T3616] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.371974][ T3616] RIP: 0033:0x7fc01b549ee9 [ 38.376376][ T3616] 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 [ 38.395970][ T3616] RSP: 002b:00007ffda4168c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 38.404381][ T3616] RAX: ffffffffffffffda RBX: 00000000000091f8 RCX: 00007fc01b549ee9 [ 38.412345][ T3616] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 38.420311][ T3616] RBP: 0000000000000000 R08: 00007ffda4168e08 R09: 00007ffda4168e08 [ 38.428273][ T3616] R10: 00007ffda41686e0 R11: 0000000000000246 R12: 00007ffda4168c7c [ 38.436234][ T3616] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 38.444214][ T3616] [ 38.447420][ T3616] Kernel Offset: disabled [ 38.451738][ T3616] Rebooting in 86400 seconds..