./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2700893739 <...> Warning: Permanently added '10.128.0.126' (ECDSA) to the list of known hosts. execve("./syz-executor2700893739", ["./syz-executor2700893739"], 0x7fff798713c0 /* 10 vars */) = 0 brk(NULL) = 0x555556062000 brk(0x555556062c40) = 0x555556062c40 arch_prctl(ARCH_SET_FS, 0x555556062300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2700893739", 4096) = 28 brk(0x555556083c40) = 0x555556083c40 brk(0x555556084000) = 0x555556084000 mprotect(0x7f56b8602000, 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=0x5555560625d0) = 3610 ./strace-static-x86_64: Process 3610 attached [pid 3610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3610] setpgid(0, 0) = 0 [pid 3610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3610] write(3, "1000", 4) = 4 [pid 3610] close(3) = 0 [pid 3610] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 3610] 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 3610] exit_group(0) = ? [pid 3610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3610, 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=0x5555560625d0) = 3612 ./strace-static-x86_64: Process 3612 attached [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3612] setpgid(0, 0) = 0 [pid 3612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1000", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [ 48.044089][ T3610] device  entered promiscuous mode [ 48.076235][ T3612] ------------[ cut here ]------------ [ 48.081925][ T3612] Dropping previously announced user features [ 48.089577][ T3612] WARNING: CPU: 0 PID: 3612 at net/openvswitch/datapath.c:1619 ovs_dp_cmd_new+0xdf5/0x1300 [ 48.100328][ T3612] Modules linked in: [ 48.104747][ T3612] CPU: 0 PID: 3612 Comm: syz-executor270 Not tainted 6.0.0-syzkaller-02750-gaabf6155dfb8 #0 [ 48.115208][ T3612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 48.125671][ T3612] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300 [ 48.131277][ T3612] 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 [ 48.151425][ T3612] RSP: 0018:ffffc90003ccf4e8 EFLAGS: 00010282 [ 48.158070][ T3612] RAX: 0000000000000000 RBX: ffff88814b174d00 RCX: 0000000000000000 [ 48.166413][ T3612] RDX: ffff88807d3abb00 RSI: ffffffff8160f6f8 RDI: fffff52000799e8f [ 48.175094][ T3612] RBP: ffff88814b174900 R08: 0000000000000005 R09: 0000000000000000 [ 48.184002][ T3612] R10: 0000000080000000 R11: 0000000000000000 R12: ffff88814b174d68 [ 48.192683][ T3612] R13: 0000000000000008 R14: ffff88814b174958 R15: ffff88801ffc0300 [ 48.201291][ T3612] FS: 0000555556062300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 48.210873][ T3612] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.218083][ T3612] CR2: 0000561f18b8f950 CR3: 0000000070d22000 CR4: 00000000003506e0 [ 48.226688][ T3612] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.235258][ T3612] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.243798][ T3612] Call Trace: [ 48.247673][ T3612] [ 48.251146][ T3612] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 48.257135][ T3612] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 48.265200][ T3612] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 48.273050][ T3612] genl_family_rcv_msg_doit+0x228/0x320 [ 48.279221][ T3612] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 48.287640][ T3612] ? ns_capable+0xd9/0x100 [ 48.292634][ T3612] genl_rcv_msg+0x441/0x780 [ 48.298010][ T3612] ? genl_get_cmd+0x480/0x480 [ 48.303228][ T3612] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 48.309209][ T3612] ? lock_release+0x780/0x780 [ 48.314528][ T3612] netlink_rcv_skb+0x153/0x420 [ 48.319836][ T3612] ? genl_get_cmd+0x480/0x480 [ 48.325077][ T3612] ? netlink_ack+0xd50/0xd50 [ 48.330230][ T3612] ? netlink_deliver_tap+0x1b1/0xc40 [ 48.336136][ T3612] genl_rcv+0x24/0x40 [ 48.340659][ T3612] netlink_unicast+0x543/0x7f0 [ 48.346099][ T3612] ? netlink_attachskb+0x880/0x880 [ 48.351762][ T3612] ? __phys_addr+0xc4/0x140 [ 48.356890][ T3612] ? __phys_addr_symbol+0x2c/0x70 [ 48.362481][ T3612] ? __check_object_size+0x2de/0x700 [ 48.368369][ T3612] netlink_sendmsg+0x917/0xe10 [ 48.373696][ T3612] ? netlink_unicast+0x7f0/0x7f0 [ 48.379257][ T3612] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 48.385106][ T3612] ? netlink_unicast+0x7f0/0x7f0 [ 48.390592][ T3612] sock_sendmsg+0xcf/0x120 [ 48.396000][ T3612] ____sys_sendmsg+0x712/0x8c0 [ 48.401290][ T3612] ? copy_msghdr_from_user+0xfc/0x150 [ 48.407235][ T3612] ? kernel_sendmsg+0x50/0x50 [ 48.412482][ T3612] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 48.419075][ T3612] ___sys_sendmsg+0x110/0x1b0 [ 48.424344][ T3612] ? do_recvmmsg+0x6e0/0x6e0 [ 48.429530][ T3612] ? lock_release+0x780/0x780 [ 48.434817][ T3612] ? ptrace_stop.part.0+0x5ec/0xa80 [ 48.440604][ T3612] ? do_raw_spin_lock+0x120/0x2a0 [ 48.446241][ T3612] ? rwlock_bug.part.0+0x90/0x90 [ 48.451748][ T3612] ? _raw_spin_lock_irq+0x41/0x50 [ 48.457397][ T3612] ? __fget_light+0x20a/0x270 [ 48.462615][ T3612] __sys_sendmsg+0xf3/0x1c0 [ 48.467740][ T3612] ? __sys_sendmsg_sock+0x30/0x30 [ 48.473300][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 48.478742][ T3612] ? lockdep_hardirqs_on+0x79/0x100 [ 48.484597][ T3612] ? _raw_spin_unlock_irq+0x2a/0x40 [ 48.490363][ T3612] ? ptrace_notify+0xfa/0x140 [ 48.495624][ T3612] do_syscall_64+0x35/0xb0 [ 48.500582][ T3612] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.507669][ T3612] RIP: 0033:0x7f56b8595e89 [ 48.512643][ T3612] 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 [ 48.532891][ T3612] RSP: 002b:00007fffee4e5e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.541957][ T3612] RAX: ffffffffffffffda RBX: 000000000000bb83 RCX: 00007f56b8595e89 [ 48.550519][ T3612] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 48.559134][ T3612] RBP: 0000000000000000 R08: 00007fffee4e5ff8 R09: 00007fffee4e5ff8 [ 48.569013][ T3612] R10: 00007fffee4e58d0 R11: 0000000000000246 R12: 00007fffee4e5e6c [ 48.579281][ T3612] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 48.588860][ T3612] [ 48.591935][ T3612] Kernel panic - not syncing: panic_on_warn set ... [ 48.598542][ T3612] CPU: 0 PID: 3612 Comm: syz-executor270 Not tainted 6.0.0-syzkaller-02750-gaabf6155dfb8 #0 [ 48.608644][ T3612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 48.618737][ T3612] Call Trace: [ 48.622028][ T3612] [ 48.624966][ T3612] dump_stack_lvl+0xcd/0x134 [ 48.629574][ T3612] panic+0x2c8/0x627 [ 48.633480][ T3612] ? panic_print_sys_info.part.0+0x10b/0x10b [ 48.639484][ T3612] ? __warn.cold+0x248/0x2c4 [ 48.644089][ T3612] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 48.649043][ T3612] __warn.cold+0x259/0x2c4 [ 48.653474][ T3612] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 48.658425][ T3612] report_bug+0x1bc/0x210 [ 48.662773][ T3612] handle_bug+0x3c/0x70 [ 48.666936][ T3612] exc_invalid_op+0x14/0x40 [ 48.671461][ T3612] asm_exc_invalid_op+0x16/0x20 [ 48.676332][ T3612] RIP: 0010:ovs_dp_cmd_new+0xdf5/0x1300 [ 48.681893][ T3612] 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 [ 48.701512][ T3612] RSP: 0018:ffffc90003ccf4e8 EFLAGS: 00010282 [ 48.707589][ T3612] RAX: 0000000000000000 RBX: ffff88814b174d00 RCX: 0000000000000000 [ 48.715568][ T3612] RDX: ffff88807d3abb00 RSI: ffffffff8160f6f8 RDI: fffff52000799e8f [ 48.723548][ T3612] RBP: ffff88814b174900 R08: 0000000000000005 R09: 0000000000000000 [ 48.731526][ T3612] R10: 0000000080000000 R11: 0000000000000000 R12: ffff88814b174d68 [ 48.739502][ T3612] R13: 0000000000000008 R14: ffff88814b174958 R15: ffff88801ffc0300 [ 48.747491][ T3612] ? vprintk+0x88/0x90 [ 48.751578][ T3612] ? ovs_dp_cmd_new+0xdf5/0x1300 [ 48.756536][ T3612] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 48.761929][ T3612] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 48.769315][ T3612] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 48.776621][ T3612] genl_family_rcv_msg_doit+0x228/0x320 [ 48.782190][ T3612] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 48.789595][ T3612] ? ns_capable+0xd9/0x100 [ 48.794033][ T3612] genl_rcv_msg+0x441/0x780 [ 48.798556][ T3612] ? genl_get_cmd+0x480/0x480 [ 48.803253][ T3612] ? ovs_dp_cmd_fill_info+0xc30/0xc30 [ 48.808646][ T3612] ? lock_release+0x780/0x780 [ 48.813339][ T3612] netlink_rcv_skb+0x153/0x420 [ 48.818117][ T3612] ? genl_get_cmd+0x480/0x480 [ 48.822813][ T3612] ? netlink_ack+0xd50/0xd50 [ 48.827421][ T3612] ? netlink_deliver_tap+0x1b1/0xc40 [ 48.832728][ T3612] genl_rcv+0x24/0x40 [ 48.836724][ T3612] netlink_unicast+0x543/0x7f0 [ 48.841507][ T3612] ? netlink_attachskb+0x880/0x880 [ 48.846633][ T3612] ? __phys_addr+0xc4/0x140 [ 48.851159][ T3612] ? __phys_addr_symbol+0x2c/0x70 [ 48.856209][ T3612] ? __check_object_size+0x2de/0x700 [ 48.861528][ T3612] netlink_sendmsg+0x917/0xe10 [ 48.866314][ T3612] ? netlink_unicast+0x7f0/0x7f0 [ 48.871273][ T3612] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 48.876581][ T3612] ? netlink_unicast+0x7f0/0x7f0 [ 48.881532][ T3612] sock_sendmsg+0xcf/0x120 [ 48.885961][ T3612] ____sys_sendmsg+0x712/0x8c0 [ 48.890740][ T3612] ? copy_msghdr_from_user+0xfc/0x150 [ 48.896128][ T3612] ? kernel_sendmsg+0x50/0x50 [ 48.900825][ T3612] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 48.906820][ T3612] ___sys_sendmsg+0x110/0x1b0 [ 48.911516][ T3612] ? do_recvmmsg+0x6e0/0x6e0 [ 48.916137][ T3612] ? lock_release+0x780/0x780 [ 48.920829][ T3612] ? ptrace_stop.part.0+0x5ec/0xa80 [ 48.926040][ T3612] ? do_raw_spin_lock+0x120/0x2a0 [ 48.931077][ T3612] ? rwlock_bug.part.0+0x90/0x90 [ 48.936023][ T3612] ? _raw_spin_lock_irq+0x41/0x50 [ 48.941070][ T3612] ? __fget_light+0x20a/0x270 [ 48.945766][ T3612] __sys_sendmsg+0xf3/0x1c0 [ 48.950287][ T3612] ? __sys_sendmsg_sock+0x30/0x30 [ 48.955327][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 48.960201][ T3612] ? lockdep_hardirqs_on+0x79/0x100 [ 48.965449][ T3612] ? _raw_spin_unlock_irq+0x2a/0x40 [ 48.970671][ T3612] ? ptrace_notify+0xfa/0x140 [ 48.975366][ T3612] do_syscall_64+0x35/0xb0 [ 48.979810][ T3612] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.985722][ T3612] RIP: 0033:0x7f56b8595e89 [ 48.990143][ T3612] 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 [ 49.009761][ T3612] RSP: 002b:00007fffee4e5e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.018184][ T3612] RAX: ffffffffffffffda RBX: 000000000000bb83 RCX: 00007f56b8595e89 [ 49.026168][ T3612] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 49.034147][ T3612] RBP: 0000000000000000 R08: 00007fffee4e5ff8 R09: 00007fffee4e5ff8 [ 49.042127][ T3612] R10: 00007fffee4e58d0 R11: 0000000000000246 R12: 00007fffee4e5e6c [ 49.050105][ T3612] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 49.058097][ T3612] [ 49.061417][ T3612] Kernel Offset: disabled [ 49.065806][ T3612] Rebooting in 86400 seconds..