Warning: Permanently added '10.128.10.43' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 89.451473][ T8529] netlink: 44 bytes leftover after parsing attributes in process `syz-executor235'. [ 89.469742][ T8529] device  entered promiscuous mode [ 89.486960][ T8534] netlink: 44 bytes leftover after parsing attributes in process `syz-executor235'. [ 89.498783][ T8534] ------------[ cut here ]------------ [ 89.505112][ T8534] Dropping previously announced user features [ 89.513051][ T8534] WARNING: CPU: 1 PID: 8534 at net/openvswitch/datapath.c:1587 ovs_dp_cmd_new+0xca7/0xec0 [ 89.523968][ T8534] Modules linked in: [ 89.528182][ T8534] CPU: 1 PID: 8534 Comm: syz-executor235 Not tainted 5.9.0-syzkaller #0 [ 89.538358][ T8534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.549491][ T8534] RIP: 0010:ovs_dp_cmd_new+0xca7/0xec0 [ 89.556121][ T8534] Code: 2a 0f b6 04 02 84 c0 74 04 3c 03 7e 21 c7 43 68 00 00 00 00 e9 17 fe ff ff e8 05 86 d6 f8 48 c7 c7 a0 fa 6a 8a e8 89 f2 11 00 <0f> 0b eb be 4c 89 e7 e8 4d fb 17 f9 eb d5 e8 e6 fa 17 f9 e9 3f ff [ 89.577674][ T8534] RSP: 0018:ffffc9000162f510 EFLAGS: 00010286 [ 89.584679][ T8534] RAX: 0000000000000000 RBX: ffff888025989300 RCX: 0000000000000000 [ 89.595106][ T8534] RDX: ffff88801fcb1a40 RSI: ffffffff8158ce35 RDI: fffff520002c5e94 [ 89.604035][ T8534] RBP: ffff88801cd87100 R08: 0000000000000001 R09: ffff8880b9f2005b [ 89.617185][ T8534] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888025989368 [ 89.627127][ T8534] R13: 0000000000000006 R14: ffff8880188d9ff8 R15: ffff888027e1b3c0 [ 89.636196][ T8534] FS: 0000000001138880(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 89.646364][ T8534] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.653927][ T8534] CR2: 000055600d8b5628 CR3: 0000000020260000 CR4: 00000000001506e0 [ 89.662667][ T8534] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.675972][ T8534] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.685037][ T8534] Call Trace: [ 89.688666][ T8534] ? ovs_vport_cmd_new+0xc60/0xc60 [ 89.694075][ T8534] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x280 [ 89.701688][ T8534] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x280 [ 89.709396][ T8534] genl_family_rcv_msg_doit+0x228/0x320 [ 89.715302][ T8534] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 89.724067][ T8534] ? ns_capable+0xde/0x100 [ 89.728562][ T8534] genl_rcv_msg+0x328/0x580 [ 89.733239][ T8534] ? genl_get_cmd+0x480/0x480 [ 89.738327][ T8534] ? ovs_vport_cmd_new+0xc60/0xc60 [ 89.744605][ T8534] ? lock_release+0x710/0x710 [ 89.749498][ T8534] netlink_rcv_skb+0x153/0x420 [ 89.754498][ T8534] ? genl_get_cmd+0x480/0x480 [ 89.759211][ T8534] ? netlink_ack+0xaa0/0xaa0 [ 89.764538][ T8534] genl_rcv+0x24/0x40 [ 89.768924][ T8534] netlink_unicast+0x533/0x7d0 [ 89.773829][ T8534] ? netlink_attachskb+0x810/0x810 [ 89.779466][ T8534] ? __phys_addr_symbol+0x2c/0x70 [ 89.784805][ T8534] ? __check_object_size+0x171/0x3f0 [ 89.790318][ T8534] netlink_sendmsg+0x856/0xd90 [ 89.795469][ T8534] ? netlink_unicast+0x7d0/0x7d0 [ 89.800925][ T8534] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 89.806561][ T8534] ? netlink_unicast+0x7d0/0x7d0 [ 89.811614][ T8534] sock_sendmsg+0xcf/0x120 [ 89.816493][ T8534] ____sys_sendmsg+0x6e8/0x810 [ 89.821304][ T8534] ? kernel_sendmsg+0x50/0x50 [ 89.826092][ T8534] ? do_recvmmsg+0x6c0/0x6c0 [ 89.830935][ T8534] ? wp_page_copy+0xf62/0x23b0 [ 89.836189][ T8534] ___sys_sendmsg+0xf3/0x170 [ 89.841159][ T8534] ? sendmsg_copy_msghdr+0x160/0x160 [ 89.847298][ T8534] ? do_wp_page+0x445/0x1930 [ 89.853347][ T8534] ? find_held_lock+0x2d/0x110 [ 89.859109][ T8534] ? __fget_light+0x215/0x280 [ 89.864098][ T8534] __sys_sendmsg+0xe5/0x1b0 [ 89.868711][ T8534] ? __sys_sendmsg_sock+0xb0/0xb0 [ 89.874026][ T8534] ? syscall_enter_from_user_mode+0x1d/0x50 [ 89.879949][ T8534] do_syscall_64+0x2d/0x70 [ 89.884528][ T8534] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 89.890534][ T8534] RIP: 0033:0x4419b9 [ 89.896035][ T8534] Code: e8 fc ab 02 00 48 83 c4 18 c3 0f 1f 80 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 0f 83 1b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.920874][ T8534] RSP: 002b:00007ffe494aefa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.930692][ T8534] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004419b9 [ 89.939620][ T8534] RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000003 [ 89.948359][ T8534] RBP: 0000000000015d76 R08: 00000000004002c8 R09: 00000000004002c8 [ 89.957187][ T8534] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402760 [ 89.966251][ T8534] R13: 00000000004027f0 R14: 0000000000000000 R15: 0000000000000000 [ 89.975804][ T8534] Kernel panic - not syncing: panic_on_warn set ... [ 89.982903][ T8534] CPU: 1 PID: 8534 Comm: syz-executor235 Not tainted 5.9.0-syzkaller #0 [ 89.992641][ T8534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.005966][ T8534] Call Trace: [ 90.009747][ T8534] dump_stack+0x107/0x163 [ 90.014780][ T8534] panic+0x306/0x73d [ 90.018956][ T8534] ? __warn_printk+0xf3/0xf3 [ 90.023596][ T8534] ? __warn.cold+0x1d/0xbb [ 90.028320][ T8534] ? __warn.cold+0x14/0xbb [ 90.033182][ T8534] ? ovs_dp_cmd_new+0xca7/0xec0 [ 90.038097][ T8534] __warn.cold+0x38/0xbb [ 90.042694][ T8534] ? ovs_dp_cmd_new+0xca7/0xec0 [ 90.047974][ T8534] report_bug+0x1bd/0x210 [ 90.052493][ T8534] handle_bug+0x3c/0x60 [ 90.056754][ T8534] exc_invalid_op+0x14/0x40 [ 90.061260][ T8534] asm_exc_invalid_op+0x12/0x20 [ 90.066117][ T8534] RIP: 0010:ovs_dp_cmd_new+0xca7/0xec0 [ 90.071571][ T8534] Code: 2a 0f b6 04 02 84 c0 74 04 3c 03 7e 21 c7 43 68 00 00 00 00 e9 17 fe ff ff e8 05 86 d6 f8 48 c7 c7 a0 fa 6a 8a e8 89 f2 11 00 <0f> 0b eb be 4c 89 e7 e8 4d fb 17 f9 eb d5 e8 e6 fa 17 f9 e9 3f ff [ 90.092783][ T8534] RSP: 0018:ffffc9000162f510 EFLAGS: 00010286 [ 90.099235][ T8534] RAX: 0000000000000000 RBX: ffff888025989300 RCX: 0000000000000000 [ 90.107515][ T8534] RDX: ffff88801fcb1a40 RSI: ffffffff8158ce35 RDI: fffff520002c5e94 [ 90.116270][ T8534] RBP: ffff88801cd87100 R08: 0000000000000001 R09: ffff8880b9f2005b [ 90.125038][ T8534] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888025989368 [ 90.133934][ T8534] R13: 0000000000000006 R14: ffff8880188d9ff8 R15: ffff888027e1b3c0 [ 90.142708][ T8534] ? vprintk_func+0x95/0x1e0 [ 90.147592][ T8534] ? ovs_vport_cmd_new+0xc60/0xc60 [ 90.154013][ T8534] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x280 [ 90.162011][ T8534] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x280 [ 90.169586][ T8534] genl_family_rcv_msg_doit+0x228/0x320 [ 90.175282][ T8534] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 90.183462][ T8534] ? ns_capable+0xde/0x100 [ 90.188204][ T8534] genl_rcv_msg+0x328/0x580 [ 90.193000][ T8534] ? genl_get_cmd+0x480/0x480 [ 90.197948][ T8534] ? ovs_vport_cmd_new+0xc60/0xc60 [ 90.203438][ T8534] ? lock_release+0x710/0x710 [ 90.213633][ T8534] netlink_rcv_skb+0x153/0x420 [ 90.218866][ T8534] ? genl_get_cmd+0x480/0x480 [ 90.223558][ T8534] ? netlink_ack+0xaa0/0xaa0 [ 90.228428][ T8534] genl_rcv+0x24/0x40 [ 90.232502][ T8534] netlink_unicast+0x533/0x7d0 [ 90.237966][ T8534] ? netlink_attachskb+0x810/0x810 [ 90.243265][ T8534] ? __phys_addr_symbol+0x2c/0x70 [ 90.248530][ T8534] ? __check_object_size+0x171/0x3f0 [ 90.254232][ T8534] netlink_sendmsg+0x856/0xd90 [ 90.259929][ T8534] ? netlink_unicast+0x7d0/0x7d0 [ 90.265079][ T8534] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 90.270401][ T8534] ? netlink_unicast+0x7d0/0x7d0 [ 90.275435][ T8534] sock_sendmsg+0xcf/0x120 [ 90.280865][ T8534] ____sys_sendmsg+0x6e8/0x810 [ 90.287484][ T8534] ? kernel_sendmsg+0x50/0x50 [ 90.292673][ T8534] ? do_recvmmsg+0x6c0/0x6c0 [ 90.297703][ T8534] ? wp_page_copy+0xf62/0x23b0 [ 90.302866][ T8534] ___sys_sendmsg+0xf3/0x170 [ 90.307755][ T8534] ? sendmsg_copy_msghdr+0x160/0x160 [ 90.313758][ T8534] ? do_wp_page+0x445/0x1930 [ 90.318929][ T8534] ? find_held_lock+0x2d/0x110 [ 90.325199][ T8534] ? __fget_light+0x215/0x280 [ 90.329886][ T8534] __sys_sendmsg+0xe5/0x1b0 [ 90.334617][ T8534] ? __sys_sendmsg_sock+0xb0/0xb0 [ 90.341717][ T8534] ? syscall_enter_from_user_mode+0x1d/0x50 [ 90.348443][ T8534] do_syscall_64+0x2d/0x70 [ 90.353010][ T8534] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 90.359283][ T8534] RIP: 0033:0x4419b9 [ 90.363225][ T8534] Code: e8 fc ab 02 00 48 83 c4 18 c3 0f 1f 80 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 0f 83 1b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.384191][ T8534] RSP: 002b:00007ffe494aefa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.393164][ T8534] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004419b9 [ 90.401826][ T8534] RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000003 [ 90.411187][ T8534] RBP: 0000000000015d76 R08: 00000000004002c8 R09: 00000000004002c8 [ 90.420045][ T8534] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402760 [ 90.429028][ T8534] R13: 00000000004027f0 R14: 0000000000000000 R15: 0000000000000000 [ 90.440441][ T8534] Kernel Offset: disabled [ 90.445492][ T8534] Rebooting in 86400 seconds..