dccp_xmit_packet: Payload too large (65475) for featneg. BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 0 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() CPU: 2 PID: 5186 Comm: syz-executor177 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ccid3_update_send_interval net/dccp/ccids/ccid3.c:90 [inline] ccid3_update_send_interval+0x18e/0x1c0 net/dccp/ccids/ccid3.c:86 ccid3_hc_tx_update_s net/dccp/ccids/ccid3.c:169 [inline] ccid3_hc_tx_packet_sent+0x134/0x190 net/dccp/ccids/ccid3.c:353 ccid_hc_tx_packet_sent net/dccp/ccid.h:175 [inline] dccp_xmit_packet+0x27b/0x710 net/dccp/output.c:289 dccp_write_xmit+0x16f/0x1d0 net/dccp/output.c:366 dccp_sendmsg+0x9ae/0xd10 net/dccp/proto.c:801 inet_sendmsg+0x119/0x140 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xa09/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4cc96a9bb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8588c158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f4cc96a9bb9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000004 RBP: 000000000000a916 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffd8588c16c R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001