Warning: Permanently added '10.128.0.15' (ED25519) to the list of known hosts. executing program [ 45.980809][ T4019] dccp_xmit_packet: Payload too large (65475) for featneg. executing program [ 45.998491][ T4020] dccp_xmit_packet: Payload too large (65475) for featneg. [ 46.010741][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.013866][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.016303][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.019008][ T4020] Call trace: [ 46.019894][ T4020] dump_backtrace+0x0/0x530 [ 46.021068][ T4020] show_stack+0x2c/0x3c [ 46.022258][ T4020] dump_stack_lvl+0x108/0x170 [ 46.023544][ T4020] dump_stack+0x1c/0x58 [ 46.024626][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.026134][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.027522][ T4020] dccp_write_xmit+0x128/0x208 [ 46.028746][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.029929][ T4020] inet_sendmsg+0x15c/0x290 [ 46.031127][ T4020] __sys_sendto+0x388/0x4d0 [ 46.032275][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.033586][ T4020] invoke_syscall+0x98/0x2b8 [ 46.034800][ T4020] el0_svc_common+0x138/0x258 [ 46.035983][ T4020] do_el0_svc+0x58/0x14c [ 46.037081][ T4020] el0_svc+0x7c/0x1f0 [ 46.038129][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.039452][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.041466][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.044552][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.046851][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.049591][ T4020] Call trace: [ 46.050372][ T4020] dump_backtrace+0x0/0x530 [ 46.051572][ T4020] show_stack+0x2c/0x3c [ 46.052698][ T4020] dump_stack_lvl+0x108/0x170 [ 46.053991][ T4020] dump_stack+0x1c/0x58 [ 46.055161][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.056692][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.057961][ T4020] dccp_write_xmit+0x128/0x208 [ 46.059252][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.060390][ T4020] inet_sendmsg+0x15c/0x290 [ 46.061604][ T4020] __sys_sendto+0x388/0x4d0 [ 46.062813][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.064113][ T4020] invoke_syscall+0x98/0x2b8 [ 46.065432][ T4020] el0_svc_common+0x138/0x258 [ 46.066770][ T4020] do_el0_svc+0x58/0x14c [ 46.067869][ T4020] el0_svc+0x7c/0x1f0 [ 46.068966][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.070333][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.071781][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.074921][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.077297][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.079923][ T4020] Call trace: [ 46.080874][ T4020] dump_backtrace+0x0/0x530 [ 46.082047][ T4020] show_stack+0x2c/0x3c [ 46.083180][ T4020] dump_stack_lvl+0x108/0x170 [ 46.084418][ T4020] dump_stack+0x1c/0x58 [ 46.085555][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.087072][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.088387][ T4020] dccp_write_xmit+0x128/0x208 [ 46.089657][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.090929][ T4020] inet_sendmsg+0x15c/0x290 [ 46.092221][ T4020] __sys_sendto+0x388/0x4d0 [ 46.093430][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.094759][ T4020] invoke_syscall+0x98/0x2b8 [ 46.095948][ T4020] el0_svc_common+0x138/0x258 [ 46.097238][ T4020] do_el0_svc+0x58/0x14c [ 46.098420][ T4020] el0_svc+0x7c/0x1f0 [ 46.099494][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.100872][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.102384][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.105346][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.107579][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.110164][ T4020] Call trace: [ 46.111136][ T4020] dump_backtrace+0x0/0x530 [ 46.112305][ T4020] show_stack+0x2c/0x3c [ 46.113419][ T4020] dump_stack_lvl+0x108/0x170 [ 46.114661][ T4020] dump_stack+0x1c/0x58 [ 46.115784][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.117262][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.118502][ T4020] dccp_write_xmit+0x128/0x208 [ 46.119897][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.121108][ T4020] inet_sendmsg+0x15c/0x290 [ 46.122294][ T4020] __sys_sendto+0x388/0x4d0 [ 46.123531][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.124817][ T4020] invoke_syscall+0x98/0x2b8 [ 46.126004][ T4020] el0_svc_common+0x138/0x258 [ 46.127257][ T4020] do_el0_svc+0x58/0x14c [ 46.128396][ T4020] el0_svc+0x7c/0x1f0 [ 46.129510][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.130821][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.132466][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.135409][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.137670][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.140318][ T4020] Call trace: [ 46.141190][ T4020] dump_backtrace+0x0/0x530 [ 46.142303][ T4020] show_stack+0x2c/0x3c [ 46.143418][ T4020] dump_stack_lvl+0x108/0x170 [ 46.144706][ T4020] dump_stack+0x1c/0x58 [ 46.145867][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.147354][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.148652][ T4020] dccp_write_xmit+0x128/0x208 [ 46.149923][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.151107][ T4020] inet_sendmsg+0x15c/0x290 [ 46.152330][ T4020] __sys_sendto+0x388/0x4d0 [ 46.153590][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.154836][ T4020] invoke_syscall+0x98/0x2b8 [ 46.156128][ T4020] el0_svc_common+0x138/0x258 [ 46.157426][ T4020] do_el0_svc+0x58/0x14c [ 46.158576][ T4020] el0_svc+0x7c/0x1f0 [ 46.159715][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.161099][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.162601][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.165706][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.167949][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.170631][ T4020] Call trace: [ 46.171438][ T4020] dump_backtrace+0x0/0x530 [ 46.172676][ T4020] show_stack+0x2c/0x3c [ 46.173862][ T4020] dump_stack_lvl+0x108/0x170 [ 46.175193][ T4020] dump_stack+0x1c/0x58 [ 46.176406][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.177972][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.179263][ T4020] dccp_write_xmit+0x128/0x208 [ 46.180514][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.181704][ T4020] inet_sendmsg+0x15c/0x290 [ 46.182933][ T4020] __sys_sendto+0x388/0x4d0 [ 46.184099][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.185372][ T4020] invoke_syscall+0x98/0x2b8 [ 46.186688][ T4020] el0_svc_common+0x138/0x258 [ 46.187971][ T4020] do_el0_svc+0x58/0x14c [ 46.189080][ T4020] el0_svc+0x7c/0x1f0 [ 46.190189][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.191597][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.193065][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.196039][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.198224][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.200912][ T4020] Call trace: [ 46.201773][ T4020] dump_backtrace+0x0/0x530 [ 46.202966][ T4020] show_stack+0x2c/0x3c [ 46.204123][ T4020] dump_stack_lvl+0x108/0x170 [ 46.205398][ T4020] dump_stack+0x1c/0x58 [ 46.206471][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.207964][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.209349][ T4020] dccp_write_xmit+0x128/0x208 [ 46.210588][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.211783][ T4020] inet_sendmsg+0x15c/0x290 [ 46.213002][ T4020] __sys_sendto+0x388/0x4d0 [ 46.214264][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.215545][ T4020] invoke_syscall+0x98/0x2b8 [ 46.216788][ T4020] el0_svc_common+0x138/0x258 [ 46.218115][ T4020] do_el0_svc+0x58/0x14c [ 46.219197][ T4020] el0_svc+0x7c/0x1f0 [ 46.220291][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.221734][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.223262][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.226175][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.228344][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.231207][ T4020] Call trace: [ 46.231998][ T4020] dump_backtrace+0x0/0x530 [ 46.233186][ T4020] show_stack+0x2c/0x3c [ 46.234252][ T4020] dump_stack_lvl+0x108/0x170 [ 46.235449][ T4020] dump_stack+0x1c/0x58 [ 46.236495][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.237961][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.239218][ T4020] dccp_write_xmit+0x128/0x208 [ 46.240443][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.241556][ T4020] inet_sendmsg+0x15c/0x290 [ 46.242785][ T4020] __sys_sendto+0x388/0x4d0 [ 46.243974][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.245261][ T4020] invoke_syscall+0x98/0x2b8 [ 46.246396][ T4020] el0_svc_common+0x138/0x258 [ 46.247659][ T4020] do_el0_svc+0x58/0x14c [ 46.248756][ T4020] el0_svc+0x7c/0x1f0 [ 46.249934][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.251245][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.252855][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.256043][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.258289][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.260942][ T4020] Call trace: [ 46.261745][ T4020] dump_backtrace+0x0/0x530 [ 46.262907][ T4020] show_stack+0x2c/0x3c [ 46.264194][ T4020] dump_stack_lvl+0x108/0x170 [ 46.265480][ T4020] dump_stack+0x1c/0x58 [ 46.266585][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.268006][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.269374][ T4020] dccp_write_xmit+0x128/0x208 [ 46.270755][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.271962][ T4020] inet_sendmsg+0x15c/0x290 [ 46.273163][ T4020] __sys_sendto+0x388/0x4d0 [ 46.274389][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.275669][ T4020] invoke_syscall+0x98/0x2b8 [ 46.276990][ T4020] el0_svc_common+0x138/0x258 [ 46.278253][ T4020] do_el0_svc+0x58/0x14c [ 46.279415][ T4020] el0_svc+0x7c/0x1f0 [ 46.280473][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.281868][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.283291][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.286371][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.288664][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.291290][ T4020] Call trace: [ 46.292165][ T4020] dump_backtrace+0x0/0x530 [ 46.293411][ T4020] show_stack+0x2c/0x3c [ 46.294470][ T4020] dump_stack_lvl+0x108/0x170 [ 46.295818][ T4020] dump_stack+0x1c/0x58 [ 46.296882][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.298343][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.299596][ T4020] dccp_write_xmit+0x128/0x208 [ 46.300940][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.302210][ T4020] inet_sendmsg+0x15c/0x290 [ 46.303422][ T4020] __sys_sendto+0x388/0x4d0 [ 46.304578][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.305936][ T4020] invoke_syscall+0x98/0x2b8 [ 46.307197][ T4020] el0_svc_common+0x138/0x258 [ 46.308396][ T4020] do_el0_svc+0x58/0x14c [ 46.309537][ T4020] el0_svc+0x7c/0x1f0 [ 46.310611][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.311910][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.313428][ T4020] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.316404][ T4020] CPU: 0 PID: 4020 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.318734][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.321296][ T4020] Call trace: [ 46.322276][ T4020] dump_backtrace+0x0/0x530 [ 46.323556][ T4020] show_stack+0x2c/0x3c [ 46.324668][ T4020] dump_stack_lvl+0x108/0x170 [ 46.325878][ T4020] dump_stack+0x1c/0x58 [ 46.326990][ T4020] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.328529][ T4020] dccp_xmit_packet+0x298/0x448 [ 46.329849][ T4020] dccp_write_xmit+0x128/0x208 [ 46.331128][ T4020] dccp_sendmsg+0x608/0xae0 [ 46.332414][ T4020] inet_sendmsg+0x15c/0x290 [ 46.333674][ T4020] __sys_sendto+0x388/0x4d0 [ 46.334961][ T4020] __arm64_sys_sendto+0xd8/0xf8 [ 46.336198][ T4020] invoke_syscall+0x98/0x2b8 [ 46.337457][ T4020] el0_svc_common+0x138/0x258 [ 46.338701][ T4020] do_el0_svc+0x58/0x14c [ 46.339893][ T4020] el0_svc+0x7c/0x1f0 [ 46.341012][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.342486][ T4020] el0t_64_sync+0x1a0/0x1a4 executing program [ 46.356134][ T4021] dccp_xmit_packet: Payload too large (65475) for featneg. executing program [ 46.376036][ T4022] dccp_xmit_packet: Payload too large (65475) for featneg. [ 46.388354][ T4022] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.391497][ T4022] CPU: 1 PID: 4022 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.393758][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.396416][ T4022] Call trace: [ 46.397273][ T4022] dump_backtrace+0x0/0x530 [ 46.398474][ T4022] show_stack+0x2c/0x3c [ 46.399592][ T4022] dump_stack_lvl+0x108/0x170 [ 46.400904][ T4022] dump_stack+0x1c/0x58 [ 46.401949][ T4022] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.403445][ T4022] dccp_xmit_packet+0x298/0x448 [ 46.404703][ T4022] dccp_write_xmit+0x128/0x208 [ 46.405947][ T4022] dccp_sendmsg+0x608/0xae0 [ 46.407072][ T4022] inet_sendmsg+0x15c/0x290 [ 46.408239][ T4022] __sys_sendto+0x388/0x4d0 [ 46.409458][ T4022] __arm64_sys_sendto+0xd8/0xf8 [ 46.410797][ T4022] invoke_syscall+0x98/0x2b8 [ 46.412009][ T4022] el0_svc_common+0x138/0x258 [ 46.413382][ T4022] do_el0_svc+0x58/0x14c [ 46.414487][ T4022] el0_svc+0x7c/0x1f0 [ 46.415520][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 46.416928][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 46.418361][ T4022] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.421382][ T4022] CPU: 1 PID: 4022 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.423540][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.426214][ T4022] Call trace: [ 46.427029][ T4022] dump_backtrace+0x0/0x530 [ 46.428165][ T4022] show_stack+0x2c/0x3c [ 46.429279][ T4022] dump_stack_lvl+0x108/0x170 [ 46.430515][ T4022] dump_stack+0x1c/0x58 [ 46.431674][ T4022] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.433131][ T4022] dccp_xmit_packet+0x298/0x448 [ 46.434490][ T4022] dccp_write_xmit+0x128/0x208 [ 46.435773][ T4022] dccp_sendmsg+0x608/0xae0 [ 46.436971][ T4022] inet_sendmsg+0x15c/0x290 [ 46.438150][ T4022] __sys_sendto+0x388/0x4d0 [ 46.439334][ T4022] __arm64_sys_sendto+0xd8/0xf8 [ 46.440631][ T4022] invoke_syscall+0x98/0x2b8 [ 46.441843][ T4022] el0_svc_common+0x138/0x258 [ 46.443074][ T4022] do_el0_svc+0x58/0x14c [ 46.444368][ T4022] el0_svc+0x7c/0x1f0 [ 46.445461][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 46.446732][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 46.448384][ T4022] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.451338][ T4022] CPU: 1 PID: 4022 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.453635][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.456353][ T4022] Call trace: [ 46.457186][ T4022] dump_backtrace+0x0/0x530 [ 46.458388][ T4022] show_stack+0x2c/0x3c [ 46.459489][ T4022] dump_stack_lvl+0x108/0x170 [ 46.460717][ T4022] dump_stack+0x1c/0x58 [ 46.461797][ T4022] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.463208][ T4022] dccp_xmit_packet+0x298/0x448 [ 46.464477][ T4022] dccp_write_xmit+0x128/0x208 [ 46.465694][ T4022] dccp_sendmsg+0x608/0xae0 [ 46.466916][ T4022] inet_sendmsg+0x15c/0x290 [ 46.468142][ T4022] __sys_sendto+0x388/0x4d0 [ 46.469306][ T4022] __arm64_sys_sendto+0xd8/0xf8 [ 46.470605][ T4022] invoke_syscall+0x98/0x2b8 [ 46.471864][ T4022] el0_svc_common+0x138/0x258 [ 46.473117][ T4022] do_el0_svc+0x58/0x14c [ 46.474200][ T4022] el0_svc+0x7c/0x1f0 [ 46.475257][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 46.476645][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 46.478173][ T4022] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.481164][ T4022] CPU: 1 PID: 4022 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.483358][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.486023][ T4022] Call trace: [ 46.486895][ T4022] dump_backtrace+0x0/0x530 [ 46.488082][ T4022] show_stack+0x2c/0x3c [ 46.489180][ T4022] dump_stack_lvl+0x108/0x170 [ 46.490468][ T4022] dump_stack+0x1c/0x58 [ 46.491556][ T4022] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.492980][ T4022] dccp_xmit_packet+0x298/0x448 [ 46.494262][ T4022] dccp_write_xmit+0x128/0x208 [ 46.495513][ T4022] dccp_sendmsg+0x608/0xae0 [ 46.496724][ T4022] inet_sendmsg+0x15c/0x290 [ 46.497946][ T4022] __sys_sendto+0x388/0x4d0 [ 46.499185][ T4022] __arm64_sys_sendto+0xd8/0xf8 [ 46.500408][ T4022] invoke_syscall+0x98/0x2b8 [ 46.501615][ T4022] el0_svc_common+0x138/0x258 [ 46.502842][ T4022] do_el0_svc+0x58/0x14c [ 46.503965][ T4022] el0_svc+0x7c/0x1f0 [ 46.505025][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 46.506375][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 46.507877][ T4022] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.510948][ T4022] CPU: 1 PID: 4022 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.513221][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.516005][ T4022] Call trace: [ 46.516922][ T4022] dump_backtrace+0x0/0x530 [ 46.518084][ T4022] show_stack+0x2c/0x3c [ 46.519193][ T4022] dump_stack_lvl+0x108/0x170 [ 46.520418][ T4022] dump_stack+0x1c/0x58 [ 46.521480][ T4022] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.522903][ T4022] dccp_xmit_packet+0x298/0x448 [ 46.524158][ T4022] dccp_write_xmit+0x128/0x208 [ 46.525477][ T4022] dccp_sendmsg+0x608/0xae0 [ 46.526721][ T4022] inet_sendmsg+0x15c/0x290 [ 46.528002][ T4022] __sys_sendto+0x388/0x4d0 [ 46.529168][ T4022] __arm64_sys_sendto+0xd8/0xf8 [ 46.530479][ T4022] invoke_syscall+0x98/0x2b8 [ 46.531655][ T4022] el0_svc_common+0x138/0x258 [ 46.532933][ T4022] do_el0_svc+0x58/0x14c [ 46.534052][ T4022] el0_svc+0x7c/0x1f0 [ 46.535167][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 46.536549][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 46.538111][ T4022] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.540927][ T4022] CPU: 1 PID: 4022 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.543125][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.545789][ T4022] Call trace: [ 46.546702][ T4022] dump_backtrace+0x0/0x530 [ 46.547943][ T4022] show_stack+0x2c/0x3c [ 46.549135][ T4022] dump_stack_lvl+0x108/0x170 [ 46.550334][ T4022] dump_stack+0x1c/0x58 [ 46.551418][ T4022] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.552905][ T4022] dccp_xmit_packet+0x298/0x448 [ 46.554170][ T4022] dccp_write_xmit+0x128/0x208 [ 46.555461][ T4022] dccp_sendmsg+0x608/0xae0 [ 46.556722][ T4022] inet_sendmsg+0x15c/0x290 [ 46.557909][ T4022] __sys_sendto+0x388/0x4d0 [ 46.559143][ T4022] __arm64_sys_sendto+0xd8/0xf8 [ 46.560429][ T4022] invoke_syscall+0x98/0x2b8 [ 46.561654][ T4022] el0_svc_common+0x138/0x258 [ 46.562883][ T4022] do_el0_svc+0x58/0x14c [ 46.564028][ T4022] el0_svc+0x7c/0x1f0 [ 46.565124][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 46.566503][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 46.568047][ T4022] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.571023][ T4022] CPU: 1 PID: 4022 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.573327][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.576101][ T4022] Call trace: [ 46.576972][ T4022] dump_backtrace+0x0/0x530 [ 46.578184][ T4022] show_stack+0x2c/0x3c [ 46.579347][ T4022] dump_stack_lvl+0x108/0x170 [ 46.580616][ T4022] dump_stack+0x1c/0x58 [ 46.581776][ T4022] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.583236][ T4022] dccp_xmit_packet+0x298/0x448 [ 46.584596][ T4022] dccp_write_xmit+0x128/0x208 [ 46.585830][ T4022] dccp_sendmsg+0x608/0xae0 [ 46.587003][ T4022] inet_sendmsg+0x15c/0x290 [ 46.588280][ T4022] __sys_sendto+0x388/0x4d0 [ 46.589464][ T4022] __arm64_sys_sendto+0xd8/0xf8 [ 46.590749][ T4022] invoke_syscall+0x98/0x2b8 [ 46.591942][ T4022] el0_svc_common+0x138/0x258 [ 46.593216][ T4022] do_el0_svc+0x58/0x14c [ 46.594376][ T4022] el0_svc+0x7c/0x1f0 [ 46.595461][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 46.596859][ T4022] el0t_64_sync+0x1a0/0x1a4 executing program [ 46.610253][ T4023] dccp_xmit_packet: Payload too large (65475) for featneg. [ 46.622009][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.625452][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.627755][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.630520][ T4023] Call trace: [ 46.631462][ T4023] dump_backtrace+0x0/0x530 [ 46.632640][ T4023] show_stack+0x2c/0x3c [ 46.633773][ T4023] dump_stack_lvl+0x108/0x170 [ 46.635031][ T4023] dump_stack+0x1c/0x58 [ 46.636180][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.637738][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.639034][ T4023] dccp_write_xmit+0x128/0x208 [ 46.640335][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.641564][ T4023] inet_sendmsg+0x15c/0x290 [ 46.642885][ T4023] __sys_sendto+0x388/0x4d0 [ 46.644070][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.645343][ T4023] invoke_syscall+0x98/0x2b8 [ 46.646655][ T4023] el0_svc_common+0x138/0x258 [ 46.647881][ T4023] do_el0_svc+0x58/0x14c [ 46.649071][ T4023] el0_svc+0x7c/0x1f0 [ 46.650144][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.651536][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.653110][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.656318][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.658619][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.661150][ T4023] Call trace: [ 46.661901][ T4023] dump_backtrace+0x0/0x530 [ 46.663096][ T4023] show_stack+0x2c/0x3c [ 46.664207][ T4023] dump_stack_lvl+0x108/0x170 [ 46.665380][ T4023] dump_stack+0x1c/0x58 [ 46.666530][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.668028][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.669323][ T4023] dccp_write_xmit+0x128/0x208 [ 46.670591][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.671753][ T4023] inet_sendmsg+0x15c/0x290 [ 46.672934][ T4023] __sys_sendto+0x388/0x4d0 [ 46.674178][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.675428][ T4023] invoke_syscall+0x98/0x2b8 [ 46.676727][ T4023] el0_svc_common+0x138/0x258 [ 46.677996][ T4023] do_el0_svc+0x58/0x14c [ 46.679160][ T4023] el0_svc+0x7c/0x1f0 [ 46.680256][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.681596][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.683392][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.686364][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.688561][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.691357][ T4023] Call trace: [ 46.692266][ T4023] dump_backtrace+0x0/0x530 [ 46.693611][ T4023] show_stack+0x2c/0x3c [ 46.694736][ T4023] dump_stack_lvl+0x108/0x170 [ 46.696023][ T4023] dump_stack+0x1c/0x58 [ 46.697158][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.698660][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.699995][ T4023] dccp_write_xmit+0x128/0x208 [ 46.701298][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.702443][ T4023] inet_sendmsg+0x15c/0x290 [ 46.703638][ T4023] __sys_sendto+0x388/0x4d0 [ 46.704847][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.706144][ T4023] invoke_syscall+0x98/0x2b8 [ 46.707374][ T4023] el0_svc_common+0x138/0x258 [ 46.708742][ T4023] do_el0_svc+0x58/0x14c [ 46.709860][ T4023] el0_svc+0x7c/0x1f0 [ 46.711033][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.712382][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.713899][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.716819][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.719065][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.721657][ T4023] Call trace: [ 46.722517][ T4023] dump_backtrace+0x0/0x530 [ 46.723763][ T4023] show_stack+0x2c/0x3c [ 46.724905][ T4023] dump_stack_lvl+0x108/0x170 [ 46.726184][ T4023] dump_stack+0x1c/0x58 [ 46.727263][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.728741][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.730015][ T4023] dccp_write_xmit+0x128/0x208 [ 46.731354][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.732658][ T4023] inet_sendmsg+0x15c/0x290 [ 46.733853][ T4023] __sys_sendto+0x388/0x4d0 [ 46.735121][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.736501][ T4023] invoke_syscall+0x98/0x2b8 [ 46.737792][ T4023] el0_svc_common+0x138/0x258 [ 46.739067][ T4023] do_el0_svc+0x58/0x14c [ 46.740228][ T4023] el0_svc+0x7c/0x1f0 [ 46.741272][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.742597][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.744178][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.747126][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.749442][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.751992][ T4023] Call trace: [ 46.752825][ T4023] dump_backtrace+0x0/0x530 [ 46.754071][ T4023] show_stack+0x2c/0x3c [ 46.755218][ T4023] dump_stack_lvl+0x108/0x170 [ 46.756465][ T4023] dump_stack+0x1c/0x58 [ 46.757575][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.759056][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.760351][ T4023] dccp_write_xmit+0x128/0x208 [ 46.761620][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.762903][ T4023] inet_sendmsg+0x15c/0x290 [ 46.764154][ T4023] __sys_sendto+0x388/0x4d0 [ 46.765305][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.766589][ T4023] invoke_syscall+0x98/0x2b8 [ 46.767807][ T4023] el0_svc_common+0x138/0x258 [ 46.769118][ T4023] do_el0_svc+0x58/0x14c [ 46.770283][ T4023] el0_svc+0x7c/0x1f0 [ 46.771397][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.772813][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.774347][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.777278][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.779509][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.782166][ T4023] Call trace: [ 46.783014][ T4023] dump_backtrace+0x0/0x530 [ 46.784219][ T4023] show_stack+0x2c/0x3c [ 46.785375][ T4023] dump_stack_lvl+0x108/0x170 [ 46.786637][ T4023] dump_stack+0x1c/0x58 [ 46.787799][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.789219][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.790546][ T4023] dccp_write_xmit+0x128/0x208 [ 46.791816][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.793071][ T4023] inet_sendmsg+0x15c/0x290 [ 46.794226][ T4023] __sys_sendto+0x388/0x4d0 [ 46.795466][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.796724][ T4023] invoke_syscall+0x98/0x2b8 [ 46.798007][ T4023] el0_svc_common+0x138/0x258 [ 46.799231][ T4023] do_el0_svc+0x58/0x14c [ 46.800364][ T4023] el0_svc+0x7c/0x1f0 [ 46.801465][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.802870][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.804356][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.807294][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.809540][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.812131][ T4023] Call trace: [ 46.813035][ T4023] dump_backtrace+0x0/0x530 [ 46.814295][ T4023] show_stack+0x2c/0x3c [ 46.815420][ T4023] dump_stack_lvl+0x108/0x170 [ 46.816693][ T4023] dump_stack+0x1c/0x58 [ 46.817859][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.819401][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.820789][ T4023] dccp_write_xmit+0x128/0x208 [ 46.822061][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.823327][ T4023] inet_sendmsg+0x15c/0x290 [ 46.824480][ T4023] __sys_sendto+0x388/0x4d0 [ 46.825702][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.827086][ T4023] invoke_syscall+0x98/0x2b8 [ 46.828274][ T4023] el0_svc_common+0x138/0x258 [ 46.829544][ T4023] do_el0_svc+0x58/0x14c [ 46.830719][ T4023] el0_svc+0x7c/0x1f0 [ 46.831858][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.833283][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.834838][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.837817][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.840128][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.842839][ T4023] Call trace: [ 46.843728][ T4023] dump_backtrace+0x0/0x530 [ 46.845019][ T4023] show_stack+0x2c/0x3c [ 46.846150][ T4023] dump_stack_lvl+0x108/0x170 [ 46.847444][ T4023] dump_stack+0x1c/0x58 [ 46.848556][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.850194][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.851461][ T4023] dccp_write_xmit+0x128/0x208 [ 46.852823][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.854041][ T4023] inet_sendmsg+0x15c/0x290 [ 46.855243][ T4023] __sys_sendto+0x388/0x4d0 [ 46.856461][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.857798][ T4023] invoke_syscall+0x98/0x2b8 [ 46.859100][ T4023] el0_svc_common+0x138/0x258 [ 46.860436][ T4023] do_el0_svc+0x58/0x14c [ 46.861630][ T4023] el0_svc+0x7c/0x1f0 [ 46.862704][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.864022][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.865735][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.868844][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.871115][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.873781][ T4023] Call trace: [ 46.874608][ T4023] dump_backtrace+0x0/0x530 [ 46.875854][ T4023] show_stack+0x2c/0x3c [ 46.877010][ T4023] dump_stack_lvl+0x108/0x170 [ 46.878245][ T4023] dump_stack+0x1c/0x58 [ 46.879442][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.880950][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.882339][ T4023] dccp_write_xmit+0x128/0x208 [ 46.883614][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.884826][ T4023] inet_sendmsg+0x15c/0x290 [ 46.886070][ T4023] __sys_sendto+0x388/0x4d0 [ 46.887254][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.888611][ T4023] invoke_syscall+0x98/0x2b8 [ 46.889855][ T4023] el0_svc_common+0x138/0x258 [ 46.891118][ T4023] do_el0_svc+0x58/0x14c [ 46.892255][ T4023] el0_svc+0x7c/0x1f0 [ 46.893395][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.894748][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.896232][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.899085][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.901342][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.903948][ T4023] Call trace: [ 46.904803][ T4023] dump_backtrace+0x0/0x530 [ 46.906030][ T4023] show_stack+0x2c/0x3c [ 46.907148][ T4023] dump_stack_lvl+0x108/0x170 [ 46.908398][ T4023] dump_stack+0x1c/0x58 [ 46.909466][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.910904][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.912222][ T4023] dccp_write_xmit+0x128/0x208 [ 46.913530][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.914758][ T4023] inet_sendmsg+0x15c/0x290 [ 46.915986][ T4023] __sys_sendto+0x388/0x4d0 [ 46.917185][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.918475][ T4023] invoke_syscall+0x98/0x2b8 [ 46.919711][ T4023] el0_svc_common+0x138/0x258 [ 46.921032][ T4023] do_el0_svc+0x58/0x14c [ 46.922169][ T4023] el0_svc+0x7c/0x1f0 [ 46.923256][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.924625][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 46.926152][ T4023] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.929115][ T4023] CPU: 1 PID: 4023 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.931374][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.934147][ T4023] Call trace: [ 46.934997][ T4023] dump_backtrace+0x0/0x530 [ 46.936257][ T4023] show_stack+0x2c/0x3c [ 46.937348][ T4023] dump_stack_lvl+0x108/0x170 [ 46.938596][ T4023] dump_stack+0x1c/0x58 [ 46.939770][ T4023] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.941242][ T4023] dccp_xmit_packet+0x298/0x448 [ 46.942542][ T4023] dccp_write_xmit+0x128/0x208 [ 46.943754][ T4023] dccp_sendmsg+0x608/0xae0 [ 46.945118][ T4023] inet_sendmsg+0x15c/0x290 [ 46.946337][ T4023] __sys_sendto+0x388/0x4d0 [ 46.947523][ T4023] __arm64_sys_sendto+0xd8/0xf8 [ 46.948798][ T4023] invoke_syscall+0x98/0x2b8 [ 46.950017][ T4023] el0_svc_common+0x138/0x258 [ 46.951301][ T4023] do_el0_svc+0x58/0x14c [ 46.952462][ T4023] el0_svc+0x7c/0x1f0 [ 46.953502][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 46.954971][ T4023] el0t_64_sync+0x1a0/0x1a4 executing program [ 46.966696][ T4024] dccp_xmit_packet: Payload too large (65475) for featneg. [ 46.978776][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 46.981796][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 46.984127][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 46.986872][ T4024] Call trace: [ 46.987730][ T4024] dump_backtrace+0x0/0x530 [ 46.988906][ T4024] show_stack+0x2c/0x3c [ 46.990090][ T4024] dump_stack_lvl+0x108/0x170 [ 46.991324][ T4024] dump_stack+0x1c/0x58 [ 46.992448][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 46.993908][ T4024] dccp_xmit_packet+0x298/0x448 [ 46.995235][ T4024] dccp_write_xmit+0x128/0x208 [ 46.996460][ T4024] dccp_sendmsg+0x608/0xae0 [ 46.997677][ T4024] inet_sendmsg+0x15c/0x290 [ 46.998915][ T4024] __sys_sendto+0x388/0x4d0 [ 47.000133][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.001437][ T4024] invoke_syscall+0x98/0x2b8 [ 47.002636][ T4024] el0_svc_common+0x138/0x258 [ 47.003901][ T4024] do_el0_svc+0x58/0x14c [ 47.005035][ T4024] el0_svc+0x7c/0x1f0 [ 47.006041][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.007446][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.009062][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.012408][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.014824][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.017517][ T4024] Call trace: [ 47.018355][ T4024] dump_backtrace+0x0/0x530 [ 47.019437][ T4024] show_stack+0x2c/0x3c [ 47.020526][ T4024] dump_stack_lvl+0x108/0x170 [ 47.021718][ T4024] dump_stack+0x1c/0x58 [ 47.022886][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.024360][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.025643][ T4024] dccp_write_xmit+0x128/0x208 [ 47.026950][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.028199][ T4024] inet_sendmsg+0x15c/0x290 [ 47.029377][ T4024] __sys_sendto+0x388/0x4d0 [ 47.030645][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.031930][ T4024] invoke_syscall+0x98/0x2b8 [ 47.033226][ T4024] el0_svc_common+0x138/0x258 [ 47.034439][ T4024] do_el0_svc+0x58/0x14c [ 47.035633][ T4024] el0_svc+0x7c/0x1f0 [ 47.036733][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.038075][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.039660][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.042769][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.045009][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.047786][ T4024] Call trace: [ 47.048605][ T4024] dump_backtrace+0x0/0x530 [ 47.049829][ T4024] show_stack+0x2c/0x3c [ 47.050946][ T4024] dump_stack_lvl+0x108/0x170 [ 47.052279][ T4024] dump_stack+0x1c/0x58 [ 47.053440][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.054988][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.056307][ T4024] dccp_write_xmit+0x128/0x208 [ 47.057565][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.058801][ T4024] inet_sendmsg+0x15c/0x290 [ 47.060083][ T4024] __sys_sendto+0x388/0x4d0 [ 47.061271][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.062567][ T4024] invoke_syscall+0x98/0x2b8 [ 47.063805][ T4024] el0_svc_common+0x138/0x258 [ 47.065164][ T4024] do_el0_svc+0x58/0x14c [ 47.066310][ T4024] el0_svc+0x7c/0x1f0 [ 47.067475][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.068825][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.070363][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.073842][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.076168][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.078885][ T4024] Call trace: [ 47.079723][ T4024] dump_backtrace+0x0/0x530 [ 47.080934][ T4024] show_stack+0x2c/0x3c [ 47.082105][ T4024] dump_stack_lvl+0x108/0x170 [ 47.083454][ T4024] dump_stack+0x1c/0x58 [ 47.084603][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.086070][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.087415][ T4024] dccp_write_xmit+0x128/0x208 [ 47.088713][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.089969][ T4024] inet_sendmsg+0x15c/0x290 [ 47.091134][ T4024] __sys_sendto+0x388/0x4d0 [ 47.092399][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.093742][ T4024] invoke_syscall+0x98/0x2b8 [ 47.095007][ T4024] el0_svc_common+0x138/0x258 [ 47.096287][ T4024] do_el0_svc+0x58/0x14c [ 47.097438][ T4024] el0_svc+0x7c/0x1f0 [ 47.098526][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.099914][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.101628][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.104759][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.107039][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.109652][ T4024] Call trace: [ 47.110502][ T4024] dump_backtrace+0x0/0x530 [ 47.111740][ T4024] show_stack+0x2c/0x3c [ 47.112908][ T4024] dump_stack_lvl+0x108/0x170 [ 47.114238][ T4024] dump_stack+0x1c/0x58 [ 47.115360][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.116825][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.118136][ T4024] dccp_write_xmit+0x128/0x208 [ 47.119436][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.120738][ T4024] inet_sendmsg+0x15c/0x290 [ 47.121968][ T4024] __sys_sendto+0x388/0x4d0 [ 47.123194][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.124547][ T4024] invoke_syscall+0x98/0x2b8 [ 47.125812][ T4024] el0_svc_common+0x138/0x258 [ 47.127112][ T4024] do_el0_svc+0x58/0x14c [ 47.128269][ T4024] el0_svc+0x7c/0x1f0 [ 47.129401][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.130693][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.132264][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.135300][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.137567][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.140221][ T4024] Call trace: [ 47.141105][ T4024] dump_backtrace+0x0/0x530 [ 47.142289][ T4024] show_stack+0x2c/0x3c [ 47.143452][ T4024] dump_stack_lvl+0x108/0x170 [ 47.144693][ T4024] dump_stack+0x1c/0x58 [ 47.145818][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.147337][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.148668][ T4024] dccp_write_xmit+0x128/0x208 [ 47.149995][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.151281][ T4024] inet_sendmsg+0x15c/0x290 [ 47.152501][ T4024] __sys_sendto+0x388/0x4d0 [ 47.153814][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.155296][ T4024] invoke_syscall+0x98/0x2b8 [ 47.156655][ T4024] el0_svc_common+0x138/0x258 [ 47.158027][ T4024] do_el0_svc+0x58/0x14c [ 47.159195][ T4024] el0_svc+0x7c/0x1f0 [ 47.160276][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.161608][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.163168][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.166337][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.168756][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.171541][ T4024] Call trace: [ 47.172437][ T4024] dump_backtrace+0x0/0x530 [ 47.173629][ T4024] show_stack+0x2c/0x3c [ 47.174766][ T4024] dump_stack_lvl+0x108/0x170 [ 47.176180][ T4024] dump_stack+0x1c/0x58 [ 47.177330][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.178917][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.180344][ T4024] dccp_write_xmit+0x128/0x208 [ 47.181589][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.182750][ T4024] inet_sendmsg+0x15c/0x290 [ 47.184030][ T4024] __sys_sendto+0x388/0x4d0 [ 47.185331][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.186729][ T4024] invoke_syscall+0x98/0x2b8 [ 47.188021][ T4024] el0_svc_common+0x138/0x258 [ 47.189238][ T4024] do_el0_svc+0x58/0x14c [ 47.190394][ T4024] el0_svc+0x7c/0x1f0 [ 47.191402][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.192722][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.194269][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.197171][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.199526][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.202321][ T4024] Call trace: [ 47.203234][ T4024] dump_backtrace+0x0/0x530 [ 47.204473][ T4024] show_stack+0x2c/0x3c [ 47.205680][ T4024] dump_stack_lvl+0x108/0x170 [ 47.206980][ T4024] dump_stack+0x1c/0x58 [ 47.208073][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.209576][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.210933][ T4024] dccp_write_xmit+0x128/0x208 [ 47.212216][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.213447][ T4024] inet_sendmsg+0x15c/0x290 [ 47.214742][ T4024] __sys_sendto+0x388/0x4d0 [ 47.215944][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.217353][ T4024] invoke_syscall+0x98/0x2b8 [ 47.218648][ T4024] el0_svc_common+0x138/0x258 [ 47.219869][ T4024] do_el0_svc+0x58/0x14c [ 47.221258][ T4024] el0_svc+0x7c/0x1f0 [ 47.222307][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.223642][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.225161][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.228231][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.230613][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.233316][ T4024] Call trace: [ 47.234166][ T4024] dump_backtrace+0x0/0x530 [ 47.235486][ T4024] show_stack+0x2c/0x3c [ 47.236557][ T4024] dump_stack_lvl+0x108/0x170 [ 47.237887][ T4024] dump_stack+0x1c/0x58 [ 47.239071][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.240493][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.241819][ T4024] dccp_write_xmit+0x128/0x208 [ 47.243030][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.244273][ T4024] inet_sendmsg+0x15c/0x290 [ 47.245443][ T4024] __sys_sendto+0x388/0x4d0 [ 47.246657][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.247988][ T4024] invoke_syscall+0x98/0x2b8 [ 47.249272][ T4024] el0_svc_common+0x138/0x258 [ 47.250574][ T4024] do_el0_svc+0x58/0x14c [ 47.251715][ T4024] el0_svc+0x7c/0x1f0 [ 47.252729][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.254122][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.255601][ T4024] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.258532][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.260769][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.263421][ T4024] Call trace: [ 47.264366][ T4024] dump_backtrace+0x0/0x530 [ 47.265559][ T4024] show_stack+0x2c/0x3c [ 47.266641][ T4024] dump_stack_lvl+0x108/0x170 [ 47.267895][ T4024] dump_stack+0x1c/0x58 [ 47.269048][ T4024] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.270645][ T4024] dccp_xmit_packet+0x298/0x448 [ 47.271886][ T4024] dccp_write_xmit+0x128/0x208 [ 47.273166][ T4024] dccp_sendmsg+0x608/0xae0 [ 47.274330][ T4024] inet_sendmsg+0x15c/0x290 [ 47.275549][ T4024] __sys_sendto+0x388/0x4d0 [ 47.276745][ T4024] __arm64_sys_sendto+0xd8/0xf8 [ 47.278024][ T4024] invoke_syscall+0x98/0x2b8 [ 47.279241][ T4024] el0_svc_common+0x138/0x258 [ 47.280463][ T4024] do_el0_svc+0x58/0x14c [ 47.281611][ T4024] el0_svc+0x7c/0x1f0 [ 47.282647][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.283967][ T4024] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.293289][ T4025] dccp_xmit_packet: Payload too large (65475) for featneg. [ 47.305545][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.308680][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.310911][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.313715][ T4025] Call trace: [ 47.314620][ T4025] dump_backtrace+0x0/0x530 [ 47.315907][ T4025] show_stack+0x2c/0x3c [ 47.316972][ T4025] dump_stack_lvl+0x108/0x170 [ 47.318230][ T4025] dump_stack+0x1c/0x58 [ 47.319367][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.320810][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.322092][ T4025] dccp_write_xmit+0x128/0x208 [ 47.323364][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.324525][ T4025] inet_sendmsg+0x15c/0x290 [ 47.325735][ T4025] __sys_sendto+0x388/0x4d0 [ 47.326907][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.328235][ T4025] invoke_syscall+0x98/0x2b8 [ 47.329518][ T4025] el0_svc_common+0x138/0x258 [ 47.330743][ T4025] do_el0_svc+0x58/0x14c [ 47.331877][ T4025] el0_svc+0x7c/0x1f0 [ 47.332970][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.334305][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.335844][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.338831][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.341119][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.343706][ T4025] Call trace: [ 47.344530][ T4025] dump_backtrace+0x0/0x530 [ 47.345728][ T4025] show_stack+0x2c/0x3c [ 47.346788][ T4025] dump_stack_lvl+0x108/0x170 [ 47.348064][ T4025] dump_stack+0x1c/0x58 [ 47.349180][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.350675][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.351996][ T4025] dccp_write_xmit+0x128/0x208 [ 47.353306][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.354574][ T4025] inet_sendmsg+0x15c/0x290 [ 47.355831][ T4025] __sys_sendto+0x388/0x4d0 [ 47.357037][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.358406][ T4025] invoke_syscall+0x98/0x2b8 [ 47.359581][ T4025] el0_svc_common+0x138/0x258 [ 47.360803][ T4025] do_el0_svc+0x58/0x14c [ 47.361898][ T4025] el0_svc+0x7c/0x1f0 [ 47.362964][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.364268][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.365759][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.368722][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.370829][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.373448][ T4025] Call trace: [ 47.374306][ T4025] dump_backtrace+0x0/0x530 [ 47.375627][ T4025] show_stack+0x2c/0x3c [ 47.376701][ T4025] dump_stack_lvl+0x108/0x170 [ 47.377928][ T4025] dump_stack+0x1c/0x58 [ 47.379145][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.380626][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.382028][ T4025] dccp_write_xmit+0x128/0x208 [ 47.383299][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.384566][ T4025] inet_sendmsg+0x15c/0x290 [ 47.385762][ T4025] __sys_sendto+0x388/0x4d0 [ 47.387007][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.388309][ T4025] invoke_syscall+0x98/0x2b8 [ 47.389585][ T4025] el0_svc_common+0x138/0x258 [ 47.390871][ T4025] do_el0_svc+0x58/0x14c [ 47.391996][ T4025] el0_svc+0x7c/0x1f0 [ 47.393126][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.394476][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.396282][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.399299][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.401523][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.404167][ T4025] Call trace: [ 47.405049][ T4025] dump_backtrace+0x0/0x530 [ 47.406258][ T4025] show_stack+0x2c/0x3c [ 47.407356][ T4025] dump_stack_lvl+0x108/0x170 [ 47.408591][ T4025] dump_stack+0x1c/0x58 [ 47.409721][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.411168][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.412433][ T4025] dccp_write_xmit+0x128/0x208 [ 47.413725][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.414905][ T4025] inet_sendmsg+0x15c/0x290 [ 47.416132][ T4025] __sys_sendto+0x388/0x4d0 [ 47.417336][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.418660][ T4025] invoke_syscall+0x98/0x2b8 [ 47.419973][ T4025] el0_svc_common+0x138/0x258 [ 47.421225][ T4025] do_el0_svc+0x58/0x14c [ 47.422412][ T4025] el0_svc+0x7c/0x1f0 [ 47.423530][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.424943][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.426400][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.429427][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.431607][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.434271][ T4025] Call trace: [ 47.435188][ T4025] dump_backtrace+0x0/0x530 [ 47.436448][ T4025] show_stack+0x2c/0x3c [ 47.437610][ T4025] dump_stack_lvl+0x108/0x170 [ 47.438859][ T4025] dump_stack+0x1c/0x58 [ 47.439972][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.441386][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.442700][ T4025] dccp_write_xmit+0x128/0x208 [ 47.444023][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.445205][ T4025] inet_sendmsg+0x15c/0x290 [ 47.446438][ T4025] __sys_sendto+0x388/0x4d0 [ 47.447719][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.449071][ T4025] invoke_syscall+0x98/0x2b8 [ 47.450313][ T4025] el0_svc_common+0x138/0x258 [ 47.451575][ T4025] do_el0_svc+0x58/0x14c [ 47.452677][ T4025] el0_svc+0x7c/0x1f0 [ 47.453747][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.455097][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.456901][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.459812][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.461985][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.464744][ T4025] Call trace: [ 47.465587][ T4025] dump_backtrace+0x0/0x530 [ 47.466856][ T4025] show_stack+0x2c/0x3c [ 47.468020][ T4025] dump_stack_lvl+0x108/0x170 [ 47.469220][ T4025] dump_stack+0x1c/0x58 [ 47.470294][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.471825][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.473173][ T4025] dccp_write_xmit+0x128/0x208 [ 47.474400][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.475674][ T4025] inet_sendmsg+0x15c/0x290 [ 47.476983][ T4025] __sys_sendto+0x388/0x4d0 [ 47.478219][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.479554][ T4025] invoke_syscall+0x98/0x2b8 [ 47.480831][ T4025] el0_svc_common+0x138/0x258 [ 47.482144][ T4025] do_el0_svc+0x58/0x14c [ 47.483373][ T4025] el0_svc+0x7c/0x1f0 [ 47.484488][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.485868][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.487428][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.490396][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.492598][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.495447][ T4025] Call trace: [ 47.496401][ T4025] dump_backtrace+0x0/0x530 [ 47.497619][ T4025] show_stack+0x2c/0x3c [ 47.498786][ T4025] dump_stack_lvl+0x108/0x170 [ 47.500237][ T4025] dump_stack+0x1c/0x58 [ 47.501374][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.502851][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.504212][ T4025] dccp_write_xmit+0x128/0x208 [ 47.505768][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.507083][ T4025] inet_sendmsg+0x15c/0x290 [ 47.508244][ T4025] __sys_sendto+0x388/0x4d0 [ 47.509457][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.510834][ T4025] invoke_syscall+0x98/0x2b8 [ 47.511998][ T4025] el0_svc_common+0x138/0x258 [ 47.513305][ T4025] do_el0_svc+0x58/0x14c [ 47.514513][ T4025] el0_svc+0x7c/0x1f0 [ 47.515600][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.516998][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.518557][ T4025] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.521510][ T4025] CPU: 1 PID: 4025 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.523821][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.526593][ T4025] Call trace: [ 47.527450][ T4025] dump_backtrace+0x0/0x530 [ 47.528799][ T4025] show_stack+0x2c/0x3c [ 47.529930][ T4025] dump_stack_lvl+0x108/0x170 [ 47.531283][ T4025] dump_stack+0x1c/0x58 [ 47.532404][ T4025] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.533858][ T4025] dccp_xmit_packet+0x298/0x448 [ 47.535263][ T4025] dccp_write_xmit+0x128/0x208 [ 47.536534][ T4025] dccp_sendmsg+0x608/0xae0 [ 47.537773][ T4025] inet_sendmsg+0x15c/0x290 [ 47.539036][ T4025] __sys_sendto+0x388/0x4d0 [ 47.540561][ T4025] __arm64_sys_sendto+0xd8/0xf8 [ 47.541918][ T4025] invoke_syscall+0x98/0x2b8 [ 47.543175][ T4025] el0_svc_common+0x138/0x258 [ 47.544458][ T4025] do_el0_svc+0x58/0x14c [ 47.545541][ T4025] el0_svc+0x7c/0x1f0 [ 47.546648][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.548018][ T4025] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.558589][ T4026] dccp_xmit_packet: Payload too large (65475) for featneg. [ 47.570730][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.574046][ T4026] CPU: 1 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.576204][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.578848][ T4026] Call trace: [ 47.579770][ T4026] dump_backtrace+0x0/0x530 [ 47.580966][ T4026] show_stack+0x2c/0x3c [ 47.582070][ T4026] dump_stack_lvl+0x108/0x170 [ 47.583385][ T4026] dump_stack+0x1c/0x58 [ 47.584474][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.586018][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.587383][ T4026] dccp_write_xmit+0x128/0x208 [ 47.588718][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.589907][ T4026] inet_sendmsg+0x15c/0x290 [ 47.591110][ T4026] __sys_sendto+0x388/0x4d0 [ 47.592284][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.593562][ T4026] invoke_syscall+0x98/0x2b8 [ 47.594769][ T4026] el0_svc_common+0x138/0x258 [ 47.596063][ T4026] do_el0_svc+0x58/0x14c [ 47.597255][ T4026] el0_svc+0x7c/0x1f0 [ 47.598346][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.599698][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.602465][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.605474][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.607765][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.610526][ T4026] Call trace: [ 47.611384][ T4026] dump_backtrace+0x0/0x530 [ 47.612556][ T4026] show_stack+0x2c/0x3c [ 47.613708][ T4026] dump_stack_lvl+0x108/0x170 [ 47.614951][ T4026] dump_stack+0x1c/0x58 [ 47.616041][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.617500][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.618757][ T4026] dccp_write_xmit+0x128/0x208 [ 47.619951][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.621154][ T4026] inet_sendmsg+0x15c/0x290 [ 47.622355][ T4026] __sys_sendto+0x388/0x4d0 [ 47.623652][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.625004][ T4026] invoke_syscall+0x98/0x2b8 [ 47.626261][ T4026] el0_svc_common+0x138/0x258 [ 47.627544][ T4026] do_el0_svc+0x58/0x14c [ 47.628689][ T4026] el0_svc+0x7c/0x1f0 [ 47.629771][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.631094][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.632784][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.635770][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.638068][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.640709][ T4026] Call trace: [ 47.641509][ T4026] dump_backtrace+0x0/0x530 [ 47.642613][ T4026] show_stack+0x2c/0x3c [ 47.643755][ T4026] dump_stack_lvl+0x108/0x170 [ 47.644984][ T4026] dump_stack+0x1c/0x58 [ 47.646126][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.647573][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.648925][ T4026] dccp_write_xmit+0x128/0x208 [ 47.650196][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.651486][ T4026] inet_sendmsg+0x15c/0x290 [ 47.652665][ T4026] __sys_sendto+0x388/0x4d0 [ 47.653940][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.655330][ T4026] invoke_syscall+0x98/0x2b8 [ 47.656525][ T4026] el0_svc_common+0x138/0x258 [ 47.657761][ T4026] do_el0_svc+0x58/0x14c [ 47.658866][ T4026] el0_svc+0x7c/0x1f0 [ 47.659868][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.661146][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.662683][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.665693][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.667936][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.670739][ T4026] Call trace: [ 47.671586][ T4026] dump_backtrace+0x0/0x530 [ 47.672824][ T4026] show_stack+0x2c/0x3c [ 47.673918][ T4026] dump_stack_lvl+0x108/0x170 [ 47.675237][ T4026] dump_stack+0x1c/0x58 [ 47.676410][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.677862][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.679241][ T4026] dccp_write_xmit+0x128/0x208 [ 47.680533][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.681685][ T4026] inet_sendmsg+0x15c/0x290 [ 47.682903][ T4026] __sys_sendto+0x388/0x4d0 [ 47.684147][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.685482][ T4026] invoke_syscall+0x98/0x2b8 [ 47.686744][ T4026] el0_svc_common+0x138/0x258 [ 47.688023][ T4026] do_el0_svc+0x58/0x14c [ 47.689203][ T4026] el0_svc+0x7c/0x1f0 [ 47.690256][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.691624][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.693485][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.696468][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.698800][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.701409][ T4026] Call trace: [ 47.702254][ T4026] dump_backtrace+0x0/0x530 [ 47.703496][ T4026] show_stack+0x2c/0x3c [ 47.704597][ T4026] dump_stack_lvl+0x108/0x170 [ 47.705849][ T4026] dump_stack+0x1c/0x58 [ 47.706901][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.708433][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.709819][ T4026] dccp_write_xmit+0x128/0x208 [ 47.711101][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.712400][ T4026] inet_sendmsg+0x15c/0x290 [ 47.713668][ T4026] __sys_sendto+0x388/0x4d0 [ 47.714961][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.716277][ T4026] invoke_syscall+0x98/0x2b8 [ 47.717513][ T4026] el0_svc_common+0x138/0x258 [ 47.718814][ T4026] do_el0_svc+0x58/0x14c [ 47.719938][ T4026] el0_svc+0x7c/0x1f0 [ 47.721001][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.722467][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.724060][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.727081][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.729310][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.731991][ T4026] Call trace: [ 47.732868][ T4026] dump_backtrace+0x0/0x530 [ 47.734106][ T4026] show_stack+0x2c/0x3c [ 47.735231][ T4026] dump_stack_lvl+0x108/0x170 [ 47.736498][ T4026] dump_stack+0x1c/0x58 [ 47.737621][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.739141][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.740441][ T4026] dccp_write_xmit+0x128/0x208 [ 47.741791][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.742940][ T4026] inet_sendmsg+0x15c/0x290 [ 47.744088][ T4026] __sys_sendto+0x388/0x4d0 [ 47.745354][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.746646][ T4026] invoke_syscall+0x98/0x2b8 [ 47.747852][ T4026] el0_svc_common+0x138/0x258 [ 47.749190][ T4026] do_el0_svc+0x58/0x14c [ 47.750288][ T4026] el0_svc+0x7c/0x1f0 [ 47.751324][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.752631][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.754142][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.757078][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.759345][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.761887][ T4026] Call trace: [ 47.762752][ T4026] dump_backtrace+0x0/0x530 [ 47.763992][ T4026] show_stack+0x2c/0x3c [ 47.765072][ T4026] dump_stack_lvl+0x108/0x170 [ 47.766292][ T4026] dump_stack+0x1c/0x58 [ 47.767372][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.768857][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.770090][ T4026] dccp_write_xmit+0x128/0x208 [ 47.771425][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.772661][ T4026] inet_sendmsg+0x15c/0x290 [ 47.773855][ T4026] __sys_sendto+0x388/0x4d0 [ 47.775075][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.776409][ T4026] invoke_syscall+0x98/0x2b8 [ 47.777551][ T4026] el0_svc_common+0x138/0x258 [ 47.778812][ T4026] do_el0_svc+0x58/0x14c [ 47.779971][ T4026] el0_svc+0x7c/0x1f0 [ 47.781013][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.782322][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.783784][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.786767][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.789085][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.791707][ T4026] Call trace: [ 47.792562][ T4026] dump_backtrace+0x0/0x530 [ 47.793699][ T4026] show_stack+0x2c/0x3c [ 47.794759][ T4026] dump_stack_lvl+0x108/0x170 [ 47.795983][ T4026] dump_stack+0x1c/0x58 [ 47.797072][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.798557][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.799899][ T4026] dccp_write_xmit+0x128/0x208 [ 47.801156][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.802362][ T4026] inet_sendmsg+0x15c/0x290 [ 47.803641][ T4026] __sys_sendto+0x388/0x4d0 [ 47.804854][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.806143][ T4026] invoke_syscall+0x98/0x2b8 [ 47.807401][ T4026] el0_svc_common+0x138/0x258 [ 47.808636][ T4026] do_el0_svc+0x58/0x14c [ 47.809827][ T4026] el0_svc+0x7c/0x1f0 [ 47.810900][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.812367][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.813887][ T4026] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.816893][ T4026] CPU: 0 PID: 4026 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.819305][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.821899][ T4026] Call trace: [ 47.822794][ T4026] dump_backtrace+0x0/0x530 [ 47.824024][ T4026] show_stack+0x2c/0x3c [ 47.825091][ T4026] dump_stack_lvl+0x108/0x170 [ 47.826300][ T4026] dump_stack+0x1c/0x58 [ 47.827400][ T4026] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.828866][ T4026] dccp_xmit_packet+0x298/0x448 [ 47.830225][ T4026] dccp_write_xmit+0x128/0x208 [ 47.831597][ T4026] dccp_sendmsg+0x608/0xae0 [ 47.832827][ T4026] inet_sendmsg+0x15c/0x290 [ 47.833932][ T4026] __sys_sendto+0x388/0x4d0 [ 47.835178][ T4026] __arm64_sys_sendto+0xd8/0xf8 [ 47.836478][ T4026] invoke_syscall+0x98/0x2b8 [ 47.837741][ T4026] el0_svc_common+0x138/0x258 [ 47.839008][ T4026] do_el0_svc+0x58/0x14c [ 47.840174][ T4026] el0_svc+0x7c/0x1f0 [ 47.841292][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.842619][ T4026] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.851611][ T4027] dccp_xmit_packet: Payload too large (65475) for featneg. [ 47.864670][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.867582][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.869818][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.872483][ T4027] Call trace: [ 47.873350][ T4027] dump_backtrace+0x0/0x530 [ 47.874529][ T4027] show_stack+0x2c/0x3c [ 47.875595][ T4027] dump_stack_lvl+0x108/0x170 [ 47.876842][ T4027] dump_stack+0x1c/0x58 [ 47.877987][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.879422][ T4027] dccp_xmit_packet+0x298/0x448 [ 47.880736][ T4027] dccp_write_xmit+0x128/0x208 [ 47.881977][ T4027] dccp_sendmsg+0x608/0xae0 [ 47.883193][ T4027] inet_sendmsg+0x15c/0x290 [ 47.884392][ T4027] __sys_sendto+0x388/0x4d0 [ 47.885577][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 47.886970][ T4027] invoke_syscall+0x98/0x2b8 [ 47.888263][ T4027] el0_svc_common+0x138/0x258 [ 47.889563][ T4027] do_el0_svc+0x58/0x14c [ 47.890701][ T4027] el0_svc+0x7c/0x1f0 [ 47.891774][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 47.893189][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 47.894653][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.897422][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.899710][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.902268][ T4027] Call trace: [ 47.903096][ T4027] dump_backtrace+0x0/0x530 [ 47.904310][ T4027] show_stack+0x2c/0x3c [ 47.905433][ T4027] dump_stack_lvl+0x108/0x170 [ 47.906745][ T4027] dump_stack+0x1c/0x58 [ 47.907833][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.909282][ T4027] dccp_xmit_packet+0x298/0x448 [ 47.910586][ T4027] dccp_write_xmit+0x128/0x208 [ 47.911879][ T4027] dccp_sendmsg+0x608/0xae0 [ 47.913152][ T4027] inet_sendmsg+0x15c/0x290 [ 47.914367][ T4027] __sys_sendto+0x388/0x4d0 [ 47.915497][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 47.916857][ T4027] invoke_syscall+0x98/0x2b8 [ 47.918112][ T4027] el0_svc_common+0x138/0x258 [ 47.919369][ T4027] do_el0_svc+0x58/0x14c [ 47.920489][ T4027] el0_svc+0x7c/0x1f0 [ 47.921569][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 47.922972][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 47.924492][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.927467][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.929698][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.932313][ T4027] Call trace: [ 47.933219][ T4027] dump_backtrace+0x0/0x530 [ 47.934388][ T4027] show_stack+0x2c/0x3c [ 47.935521][ T4027] dump_stack_lvl+0x108/0x170 [ 47.936699][ T4027] dump_stack+0x1c/0x58 [ 47.937761][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.939260][ T4027] dccp_xmit_packet+0x298/0x448 [ 47.940679][ T4027] dccp_write_xmit+0x128/0x208 [ 47.941993][ T4027] dccp_sendmsg+0x608/0xae0 [ 47.943185][ T4027] inet_sendmsg+0x15c/0x290 [ 47.944423][ T4027] __sys_sendto+0x388/0x4d0 [ 47.945613][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 47.946923][ T4027] invoke_syscall+0x98/0x2b8 [ 47.948204][ T4027] el0_svc_common+0x138/0x258 [ 47.949572][ T4027] do_el0_svc+0x58/0x14c [ 47.950711][ T4027] el0_svc+0x7c/0x1f0 [ 47.951802][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 47.953157][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 47.954698][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.957641][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.960018][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.962780][ T4027] Call trace: [ 47.963727][ T4027] dump_backtrace+0x0/0x530 [ 47.964964][ T4027] show_stack+0x2c/0x3c [ 47.966088][ T4027] dump_stack_lvl+0x108/0x170 [ 47.967320][ T4027] dump_stack+0x1c/0x58 [ 47.968464][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 47.969944][ T4027] dccp_xmit_packet+0x298/0x448 [ 47.971236][ T4027] dccp_write_xmit+0x128/0x208 [ 47.972602][ T4027] dccp_sendmsg+0x608/0xae0 [ 47.973777][ T4027] inet_sendmsg+0x15c/0x290 [ 47.975096][ T4027] __sys_sendto+0x388/0x4d0 [ 47.976260][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 47.977641][ T4027] invoke_syscall+0x98/0x2b8 [ 47.978875][ T4027] el0_svc_common+0x138/0x258 [ 47.980237][ T4027] do_el0_svc+0x58/0x14c [ 47.981317][ T4027] el0_svc+0x7c/0x1f0 [ 47.982401][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 47.983736][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 47.985577][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 47.988548][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 47.990831][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.993610][ T4027] Call trace: [ 47.994492][ T4027] dump_backtrace+0x0/0x530 [ 47.995784][ T4027] show_stack+0x2c/0x3c [ 47.996959][ T4027] dump_stack_lvl+0x108/0x170 [ 47.998131][ T4027] dump_stack+0x1c/0x58 [ 47.999249][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.000778][ T4027] dccp_xmit_packet+0x298/0x448 [ 48.002055][ T4027] dccp_write_xmit+0x128/0x208 [ 48.003322][ T4027] dccp_sendmsg+0x608/0xae0 [ 48.004514][ T4027] inet_sendmsg+0x15c/0x290 [ 48.005742][ T4027] __sys_sendto+0x388/0x4d0 [ 48.006987][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 48.008214][ T4027] invoke_syscall+0x98/0x2b8 [ 48.009425][ T4027] el0_svc_common+0x138/0x258 [ 48.010644][ T4027] do_el0_svc+0x58/0x14c [ 48.011769][ T4027] el0_svc+0x7c/0x1f0 [ 48.012882][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 48.014292][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 48.015871][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.018902][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.021145][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.023884][ T4027] Call trace: [ 48.024789][ T4027] dump_backtrace+0x0/0x530 [ 48.026011][ T4027] show_stack+0x2c/0x3c [ 48.027181][ T4027] dump_stack_lvl+0x108/0x170 [ 48.028481][ T4027] dump_stack+0x1c/0x58 [ 48.029584][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.031071][ T4027] dccp_xmit_packet+0x298/0x448 [ 48.032409][ T4027] dccp_write_xmit+0x128/0x208 [ 48.033625][ T4027] dccp_sendmsg+0x608/0xae0 [ 48.034828][ T4027] inet_sendmsg+0x15c/0x290 [ 48.036104][ T4027] __sys_sendto+0x388/0x4d0 [ 48.037338][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 48.038647][ T4027] invoke_syscall+0x98/0x2b8 [ 48.039912][ T4027] el0_svc_common+0x138/0x258 [ 48.041206][ T4027] do_el0_svc+0x58/0x14c [ 48.042388][ T4027] el0_svc+0x7c/0x1f0 [ 48.043391][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 48.044688][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 48.046115][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.049074][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.051308][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.054102][ T4027] Call trace: [ 48.054991][ T4027] dump_backtrace+0x0/0x530 [ 48.056193][ T4027] show_stack+0x2c/0x3c [ 48.057362][ T4027] dump_stack_lvl+0x108/0x170 [ 48.058596][ T4027] dump_stack+0x1c/0x58 [ 48.059796][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.061284][ T4027] dccp_xmit_packet+0x298/0x448 [ 48.062574][ T4027] dccp_write_xmit+0x128/0x208 [ 48.063791][ T4027] dccp_sendmsg+0x608/0xae0 [ 48.065021][ T4027] inet_sendmsg+0x15c/0x290 [ 48.066198][ T4027] __sys_sendto+0x388/0x4d0 [ 48.067451][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 48.068770][ T4027] invoke_syscall+0x98/0x2b8 [ 48.070038][ T4027] el0_svc_common+0x138/0x258 [ 48.071291][ T4027] do_el0_svc+0x58/0x14c [ 48.072447][ T4027] el0_svc+0x7c/0x1f0 [ 48.073580][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 48.074943][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 48.076544][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.079504][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.081798][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.084600][ T4027] Call trace: [ 48.085528][ T4027] dump_backtrace+0x0/0x530 [ 48.086769][ T4027] show_stack+0x2c/0x3c [ 48.087855][ T4027] dump_stack_lvl+0x108/0x170 [ 48.089169][ T4027] dump_stack+0x1c/0x58 [ 48.090360][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.091892][ T4027] dccp_xmit_packet+0x298/0x448 [ 48.093235][ T4027] dccp_write_xmit+0x128/0x208 [ 48.094473][ T4027] dccp_sendmsg+0x608/0xae0 [ 48.095699][ T4027] inet_sendmsg+0x15c/0x290 [ 48.096971][ T4027] __sys_sendto+0x388/0x4d0 [ 48.098136][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 48.099414][ T4027] invoke_syscall+0x98/0x2b8 [ 48.100634][ T4027] el0_svc_common+0x138/0x258 [ 48.101969][ T4027] do_el0_svc+0x58/0x14c [ 48.103145][ T4027] el0_svc+0x7c/0x1f0 [ 48.104185][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 48.105497][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 48.107083][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.110063][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.112354][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.114974][ T4027] Call trace: [ 48.115868][ T4027] dump_backtrace+0x0/0x530 [ 48.117047][ T4027] show_stack+0x2c/0x3c [ 48.118153][ T4027] dump_stack_lvl+0x108/0x170 [ 48.119458][ T4027] dump_stack+0x1c/0x58 [ 48.120527][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.122048][ T4027] dccp_xmit_packet+0x298/0x448 [ 48.123386][ T4027] dccp_write_xmit+0x128/0x208 [ 48.124694][ T4027] dccp_sendmsg+0x608/0xae0 [ 48.125896][ T4027] inet_sendmsg+0x15c/0x290 [ 48.127068][ T4027] __sys_sendto+0x388/0x4d0 [ 48.128277][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 48.129541][ T4027] invoke_syscall+0x98/0x2b8 [ 48.130782][ T4027] el0_svc_common+0x138/0x258 [ 48.132094][ T4027] do_el0_svc+0x58/0x14c [ 48.133267][ T4027] el0_svc+0x7c/0x1f0 [ 48.134324][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 48.135722][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 48.137310][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.140252][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.142566][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.145249][ T4027] Call trace: [ 48.146134][ T4027] dump_backtrace+0x0/0x530 [ 48.147346][ T4027] show_stack+0x2c/0x3c [ 48.148428][ T4027] dump_stack_lvl+0x108/0x170 [ 48.149697][ T4027] dump_stack+0x1c/0x58 [ 48.150792][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.152268][ T4027] dccp_xmit_packet+0x298/0x448 [ 48.153576][ T4027] dccp_write_xmit+0x128/0x208 [ 48.154884][ T4027] dccp_sendmsg+0x608/0xae0 [ 48.156040][ T4027] inet_sendmsg+0x15c/0x290 [ 48.157309][ T4027] __sys_sendto+0x388/0x4d0 [ 48.158511][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 48.159822][ T4027] invoke_syscall+0x98/0x2b8 [ 48.161064][ T4027] el0_svc_common+0x138/0x258 [ 48.162343][ T4027] do_el0_svc+0x58/0x14c [ 48.163464][ T4027] el0_svc+0x7c/0x1f0 [ 48.164479][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 48.165869][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 48.167357][ T4027] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.170296][ T4027] CPU: 0 PID: 4027 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.172616][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.175395][ T4027] Call trace: [ 48.176182][ T4027] dump_backtrace+0x0/0x530 [ 48.177431][ T4027] show_stack+0x2c/0x3c [ 48.178545][ T4027] dump_stack_lvl+0x108/0x170 [ 48.179827][ T4027] dump_stack+0x1c/0x58 [ 48.180932][ T4027] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.182365][ T4027] dccp_xmit_packet+0x298/0x448 [ 48.183646][ T4027] dccp_write_xmit+0x128/0x208 [ 48.184969][ T4027] dccp_sendmsg+0x608/0xae0 [ 48.186314][ T4027] inet_sendmsg+0x15c/0x290 [ 48.187539][ T4027] __sys_sendto+0x388/0x4d0 [ 48.188739][ T4027] __arm64_sys_sendto+0xd8/0xf8 [ 48.190085][ T4027] invoke_syscall+0x98/0x2b8 [ 48.191304][ T4027] el0_svc_common+0x138/0x258 [ 48.192591][ T4027] do_el0_svc+0x58/0x14c [ 48.193687][ T4027] el0_svc+0x7c/0x1f0 [ 48.194802][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 48.196199][ T4027] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.208637][ T4028] dccp_xmit_packet: Payload too large (65475) for featneg. [ 48.220511][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.223630][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.225992][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.228695][ T4028] Call trace: [ 48.229660][ T4028] dump_backtrace+0x0/0x530 [ 48.230872][ T4028] show_stack+0x2c/0x3c [ 48.231973][ T4028] dump_stack_lvl+0x108/0x170 [ 48.233246][ T4028] dump_stack+0x1c/0x58 [ 48.234505][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.236006][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.237320][ T4028] dccp_write_xmit+0x128/0x208 [ 48.238561][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.239757][ T4028] inet_sendmsg+0x15c/0x290 [ 48.240966][ T4028] __sys_sendto+0x388/0x4d0 [ 48.242146][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.243515][ T4028] invoke_syscall+0x98/0x2b8 [ 48.244870][ T4028] el0_svc_common+0x138/0x258 [ 48.246149][ T4028] do_el0_svc+0x58/0x14c [ 48.247304][ T4028] el0_svc+0x7c/0x1f0 [ 48.248400][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.249783][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.251486][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.254422][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.256791][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.259583][ T4028] Call trace: [ 48.260486][ T4028] dump_backtrace+0x0/0x530 [ 48.261715][ T4028] show_stack+0x2c/0x3c [ 48.262852][ T4028] dump_stack_lvl+0x108/0x170 [ 48.264163][ T4028] dump_stack+0x1c/0x58 [ 48.265208][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.266744][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.268070][ T4028] dccp_write_xmit+0x128/0x208 [ 48.269382][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.270637][ T4028] inet_sendmsg+0x15c/0x290 [ 48.271905][ T4028] __sys_sendto+0x388/0x4d0 [ 48.273146][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.274466][ T4028] invoke_syscall+0x98/0x2b8 [ 48.275648][ T4028] el0_svc_common+0x138/0x258 [ 48.276918][ T4028] do_el0_svc+0x58/0x14c [ 48.278086][ T4028] el0_svc+0x7c/0x1f0 [ 48.279180][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.280547][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.282083][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.285365][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.287633][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.290355][ T4028] Call trace: [ 48.291148][ T4028] dump_backtrace+0x0/0x530 [ 48.292350][ T4028] show_stack+0x2c/0x3c [ 48.293480][ T4028] dump_stack_lvl+0x108/0x170 [ 48.294691][ T4028] dump_stack+0x1c/0x58 [ 48.295833][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.297271][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.298690][ T4028] dccp_write_xmit+0x128/0x208 [ 48.299970][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.301246][ T4028] inet_sendmsg+0x15c/0x290 [ 48.302468][ T4028] __sys_sendto+0x388/0x4d0 [ 48.303639][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.304931][ T4028] invoke_syscall+0x98/0x2b8 [ 48.306223][ T4028] el0_svc_common+0x138/0x258 [ 48.307615][ T4028] do_el0_svc+0x58/0x14c [ 48.308704][ T4028] el0_svc+0x7c/0x1f0 [ 48.309796][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.311174][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.313026][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.316004][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.318344][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.321017][ T4028] Call trace: [ 48.321837][ T4028] dump_backtrace+0x0/0x530 [ 48.323061][ T4028] show_stack+0x2c/0x3c [ 48.324282][ T4028] dump_stack_lvl+0x108/0x170 [ 48.325655][ T4028] dump_stack+0x1c/0x58 [ 48.326747][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.328198][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.329573][ T4028] dccp_write_xmit+0x128/0x208 [ 48.330846][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.332034][ T4028] inet_sendmsg+0x15c/0x290 [ 48.333376][ T4028] __sys_sendto+0x388/0x4d0 [ 48.334731][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.336055][ T4028] invoke_syscall+0x98/0x2b8 [ 48.337381][ T4028] el0_svc_common+0x138/0x258 [ 48.338665][ T4028] do_el0_svc+0x58/0x14c [ 48.339720][ T4028] el0_svc+0x7c/0x1f0 [ 48.340772][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.342140][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.343723][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.346668][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.349065][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.351704][ T4028] Call trace: [ 48.352586][ T4028] dump_backtrace+0x0/0x530 [ 48.353795][ T4028] show_stack+0x2c/0x3c [ 48.354880][ T4028] dump_stack_lvl+0x108/0x170 [ 48.356186][ T4028] dump_stack+0x1c/0x58 [ 48.357334][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.358819][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.360299][ T4028] dccp_write_xmit+0x128/0x208 [ 48.361623][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.362811][ T4028] inet_sendmsg+0x15c/0x290 [ 48.364067][ T4028] __sys_sendto+0x388/0x4d0 [ 48.365275][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.366634][ T4028] invoke_syscall+0x98/0x2b8 [ 48.367875][ T4028] el0_svc_common+0x138/0x258 [ 48.369178][ T4028] do_el0_svc+0x58/0x14c [ 48.370372][ T4028] el0_svc+0x7c/0x1f0 [ 48.371450][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.372916][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.374384][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.377283][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.379598][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.382235][ T4028] Call trace: [ 48.382260][ T4028] dump_backtrace+0x0/0x530 [ 48.382272][ T4028] show_stack+0x2c/0x3c [ 48.385605][ T4028] dump_stack_lvl+0x108/0x170 [ 48.386896][ T4028] dump_stack+0x1c/0x58 [ 48.388000][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.389470][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.390820][ T4028] dccp_write_xmit+0x128/0x208 [ 48.392145][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.393381][ T4028] inet_sendmsg+0x15c/0x290 [ 48.394571][ T4028] __sys_sendto+0x388/0x4d0 [ 48.395807][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.397142][ T4028] invoke_syscall+0x98/0x2b8 [ 48.398410][ T4028] el0_svc_common+0x138/0x258 [ 48.399632][ T4028] do_el0_svc+0x58/0x14c [ 48.400855][ T4028] el0_svc+0x7c/0x1f0 [ 48.401920][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.403295][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.404735][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.407617][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.409779][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.412417][ T4028] Call trace: [ 48.413288][ T4028] dump_backtrace+0x0/0x530 [ 48.414595][ T4028] show_stack+0x2c/0x3c [ 48.415778][ T4028] dump_stack_lvl+0x108/0x170 [ 48.417135][ T4028] dump_stack+0x1c/0x58 [ 48.418214][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.419664][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.421060][ T4028] dccp_write_xmit+0x128/0x208 [ 48.422360][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.423627][ T4028] inet_sendmsg+0x15c/0x290 [ 48.424802][ T4028] __sys_sendto+0x388/0x4d0 [ 48.426021][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.427426][ T4028] invoke_syscall+0x98/0x2b8 [ 48.428599][ T4028] el0_svc_common+0x138/0x258 [ 48.429864][ T4028] do_el0_svc+0x58/0x14c [ 48.430989][ T4028] el0_svc+0x7c/0x1f0 [ 48.432085][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.433464][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.434925][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.437788][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.440072][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.442733][ T4028] Call trace: [ 48.443586][ T4028] dump_backtrace+0x0/0x530 [ 48.444760][ T4028] show_stack+0x2c/0x3c [ 48.445928][ T4028] dump_stack_lvl+0x108/0x170 [ 48.447224][ T4028] dump_stack+0x1c/0x58 [ 48.448388][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.449797][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.451094][ T4028] dccp_write_xmit+0x128/0x208 [ 48.452409][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.453625][ T4028] inet_sendmsg+0x15c/0x290 [ 48.454944][ T4028] __sys_sendto+0x388/0x4d0 [ 48.456166][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.457469][ T4028] invoke_syscall+0x98/0x2b8 [ 48.458690][ T4028] el0_svc_common+0x138/0x258 [ 48.459898][ T4028] do_el0_svc+0x58/0x14c [ 48.461052][ T4028] el0_svc+0x7c/0x1f0 [ 48.462057][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.463522][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.464942][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.467903][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.470208][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.472824][ T4028] Call trace: [ 48.473672][ T4028] dump_backtrace+0x0/0x530 [ 48.474996][ T4028] show_stack+0x2c/0x3c [ 48.476098][ T4028] dump_stack_lvl+0x108/0x170 [ 48.477318][ T4028] dump_stack+0x1c/0x58 [ 48.478433][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.479861][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.481214][ T4028] dccp_write_xmit+0x128/0x208 [ 48.482536][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.483808][ T4028] inet_sendmsg+0x15c/0x290 [ 48.485029][ T4028] __sys_sendto+0x388/0x4d0 [ 48.486276][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.487612][ T4028] invoke_syscall+0x98/0x2b8 [ 48.488882][ T4028] el0_svc_common+0x138/0x258 [ 48.490249][ T4028] do_el0_svc+0x58/0x14c [ 48.491434][ T4028] el0_svc+0x7c/0x1f0 [ 48.492590][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.493965][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.495487][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.498495][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.500714][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.503453][ T4028] Call trace: [ 48.504329][ T4028] dump_backtrace+0x0/0x530 [ 48.505593][ T4028] show_stack+0x2c/0x3c [ 48.506733][ T4028] dump_stack_lvl+0x108/0x170 [ 48.507986][ T4028] dump_stack+0x1c/0x58 [ 48.509167][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.510647][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.511978][ T4028] dccp_write_xmit+0x128/0x208 [ 48.513313][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.514514][ T4028] inet_sendmsg+0x15c/0x290 [ 48.515783][ T4028] __sys_sendto+0x388/0x4d0 [ 48.516965][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.518224][ T4028] invoke_syscall+0x98/0x2b8 [ 48.519365][ T4028] el0_svc_common+0x138/0x258 [ 48.520628][ T4028] do_el0_svc+0x58/0x14c [ 48.521780][ T4028] el0_svc+0x7c/0x1f0 [ 48.522766][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.524103][ T4028] el0t_64_sync+0x1a0/0x1a4 [ 48.525576][ T4028] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.528656][ T4028] CPU: 0 PID: 4028 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.530872][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.533601][ T4028] Call trace: [ 48.534503][ T4028] dump_backtrace+0x0/0x530 [ 48.535704][ T4028] show_stack+0x2c/0x3c [ 48.536791][ T4028] dump_stack_lvl+0x108/0x170 [ 48.538168][ T4028] dump_stack+0x1c/0x58 [ 48.539316][ T4028] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.540866][ T4028] dccp_xmit_packet+0x298/0x448 [ 48.542294][ T4028] dccp_write_xmit+0x128/0x208 [ 48.543549][ T4028] dccp_sendmsg+0x608/0xae0 [ 48.544811][ T4028] inet_sendmsg+0x15c/0x290 [ 48.546059][ T4028] __sys_sendto+0x388/0x4d0 [ 48.547299][ T4028] __arm64_sys_sendto+0xd8/0xf8 [ 48.548544][ T4028] invoke_syscall+0x98/0x2b8 [ 48.549785][ T4028] el0_svc_common+0x138/0x258 [ 48.551026][ T4028] do_el0_svc+0x58/0x14c [ 48.552087][ T4028] el0_svc+0x7c/0x1f0 [ 48.553100][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 48.554462][ T4028] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.576286][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.579429][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.581800][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.584465][ T4029] Call trace: [ 48.585292][ T4029] dump_backtrace+0x0/0x530 [ 48.586523][ T4029] show_stack+0x2c/0x3c [ 48.587620][ T4029] dump_stack_lvl+0x108/0x170 [ 48.588922][ T4029] dump_stack+0x1c/0x58 [ 48.590037][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.591512][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.592847][ T4029] dccp_write_xmit+0x128/0x208 [ 48.594140][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.595389][ T4029] inet_sendmsg+0x15c/0x290 [ 48.596583][ T4029] __sys_sendto+0x388/0x4d0 [ 48.597747][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.599020][ T4029] invoke_syscall+0x98/0x2b8 [ 48.600267][ T4029] el0_svc_common+0x138/0x258 [ 48.601534][ T4029] do_el0_svc+0x58/0x14c [ 48.602682][ T4029] el0_svc+0x7c/0x1f0 [ 48.603767][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.605119][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.606826][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.609752][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.612072][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.614759][ T4029] Call trace: [ 48.615596][ T4029] dump_backtrace+0x0/0x530 [ 48.616840][ T4029] show_stack+0x2c/0x3c [ 48.617967][ T4029] dump_stack_lvl+0x108/0x170 [ 48.619181][ T4029] dump_stack+0x1c/0x58 [ 48.620421][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.621902][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.623174][ T4029] dccp_write_xmit+0x128/0x208 [ 48.624444][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.625608][ T4029] inet_sendmsg+0x15c/0x290 [ 48.626946][ T4029] __sys_sendto+0x388/0x4d0 [ 48.628178][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.629562][ T4029] invoke_syscall+0x98/0x2b8 [ 48.630837][ T4029] el0_svc_common+0x138/0x258 [ 48.632156][ T4029] do_el0_svc+0x58/0x14c [ 48.633274][ T4029] el0_svc+0x7c/0x1f0 [ 48.634384][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.635694][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.637233][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.640243][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.642488][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.645168][ T4029] Call trace: [ 48.646058][ T4029] dump_backtrace+0x0/0x530 [ 48.647324][ T4029] show_stack+0x2c/0x3c [ 48.648489][ T4029] dump_stack_lvl+0x108/0x170 [ 48.649672][ T4029] dump_stack+0x1c/0x58 [ 48.650765][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.652331][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.653671][ T4029] dccp_write_xmit+0x128/0x208 [ 48.654868][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.656098][ T4029] inet_sendmsg+0x15c/0x290 [ 48.657295][ T4029] __sys_sendto+0x388/0x4d0 [ 48.658564][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.659840][ T4029] invoke_syscall+0x98/0x2b8 [ 48.661041][ T4029] el0_svc_common+0x138/0x258 [ 48.662316][ T4029] do_el0_svc+0x58/0x14c [ 48.663497][ T4029] el0_svc+0x7c/0x1f0 [ 48.664603][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.665938][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.667457][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.670357][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.672693][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.675400][ T4029] Call trace: [ 48.676269][ T4029] dump_backtrace+0x0/0x530 [ 48.677551][ T4029] show_stack+0x2c/0x3c [ 48.678730][ T4029] dump_stack_lvl+0x108/0x170 [ 48.679950][ T4029] dump_stack+0x1c/0x58 [ 48.681119][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.682661][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.683933][ T4029] dccp_write_xmit+0x128/0x208 [ 48.685246][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.686514][ T4029] inet_sendmsg+0x15c/0x290 [ 48.687735][ T4029] __sys_sendto+0x388/0x4d0 [ 48.688946][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.690233][ T4029] invoke_syscall+0x98/0x2b8 [ 48.691400][ T4029] el0_svc_common+0x138/0x258 [ 48.692623][ T4029] do_el0_svc+0x58/0x14c [ 48.693717][ T4029] el0_svc+0x7c/0x1f0 [ 48.694835][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.696154][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.697940][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.700820][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.703208][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.706036][ T4029] Call trace: [ 48.706924][ T4029] dump_backtrace+0x0/0x530 [ 48.708159][ T4029] show_stack+0x2c/0x3c [ 48.709239][ T4029] dump_stack_lvl+0x108/0x170 [ 48.710531][ T4029] dump_stack+0x1c/0x58 [ 48.711638][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.713109][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.714497][ T4029] dccp_write_xmit+0x128/0x208 [ 48.715737][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.716920][ T4029] inet_sendmsg+0x15c/0x290 [ 48.718188][ T4029] __sys_sendto+0x388/0x4d0 [ 48.719454][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.720779][ T4029] invoke_syscall+0x98/0x2b8 [ 48.722039][ T4029] el0_svc_common+0x138/0x258 [ 48.723347][ T4029] do_el0_svc+0x58/0x14c [ 48.724538][ T4029] el0_svc+0x7c/0x1f0 [ 48.725673][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.727024][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.728613][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.731549][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.733840][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.736567][ T4029] Call trace: [ 48.737439][ T4029] dump_backtrace+0x0/0x530 [ 48.738565][ T4029] show_stack+0x2c/0x3c [ 48.739704][ T4029] dump_stack_lvl+0x108/0x170 [ 48.741017][ T4029] dump_stack+0x1c/0x58 [ 48.742137][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.743644][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.745042][ T4029] dccp_write_xmit+0x128/0x208 [ 48.746284][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.747528][ T4029] inet_sendmsg+0x15c/0x290 [ 48.748743][ T4029] __sys_sendto+0x388/0x4d0 [ 48.749997][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.751386][ T4029] invoke_syscall+0x98/0x2b8 [ 48.752620][ T4029] el0_svc_common+0x138/0x258 [ 48.753858][ T4029] do_el0_svc+0x58/0x14c [ 48.755092][ T4029] el0_svc+0x7c/0x1f0 [ 48.756194][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.757516][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.759003][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.762002][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.764493][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.767264][ T4029] Call trace: [ 48.768162][ T4029] dump_backtrace+0x0/0x530 [ 48.769328][ T4029] show_stack+0x2c/0x3c [ 48.770451][ T4029] dump_stack_lvl+0x108/0x170 [ 48.771721][ T4029] dump_stack+0x1c/0x58 [ 48.772841][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.774276][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.775598][ T4029] dccp_write_xmit+0x128/0x208 [ 48.776848][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.778074][ T4029] inet_sendmsg+0x15c/0x290 [ 48.779337][ T4029] __sys_sendto+0x388/0x4d0 [ 48.780668][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.781963][ T4029] invoke_syscall+0x98/0x2b8 [ 48.783226][ T4029] el0_svc_common+0x138/0x258 [ 48.784562][ T4029] do_el0_svc+0x58/0x14c [ 48.785704][ T4029] el0_svc+0x7c/0x1f0 [ 48.786864][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.788250][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.789719][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.792680][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.794990][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.797706][ T4029] Call trace: [ 48.798594][ T4029] dump_backtrace+0x0/0x530 [ 48.799770][ T4029] show_stack+0x2c/0x3c [ 48.800871][ T4029] dump_stack_lvl+0x108/0x170 [ 48.802076][ T4029] dump_stack+0x1c/0x58 [ 48.803287][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.804821][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.806159][ T4029] dccp_write_xmit+0x128/0x208 [ 48.807500][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.808795][ T4029] inet_sendmsg+0x15c/0x290 [ 48.810145][ T4029] __sys_sendto+0x388/0x4d0 [ 48.811312][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.812630][ T4029] invoke_syscall+0x98/0x2b8 [ 48.813768][ T4029] el0_svc_common+0x138/0x258 [ 48.814967][ T4029] do_el0_svc+0x58/0x14c [ 48.816225][ T4029] el0_svc+0x7c/0x1f0 [ 48.817284][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.818655][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.820155][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.823331][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.825602][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.828301][ T4029] Call trace: [ 48.829192][ T4029] dump_backtrace+0x0/0x530 [ 48.830320][ T4029] show_stack+0x2c/0x3c [ 48.831365][ T4029] dump_stack_lvl+0x108/0x170 [ 48.832548][ T4029] dump_stack+0x1c/0x58 [ 48.833715][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.835156][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.836557][ T4029] dccp_write_xmit+0x128/0x208 [ 48.837891][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.839089][ T4029] inet_sendmsg+0x15c/0x290 [ 48.840307][ T4029] __sys_sendto+0x388/0x4d0 [ 48.841505][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.842842][ T4029] invoke_syscall+0x98/0x2b8 [ 48.844035][ T4029] el0_svc_common+0x138/0x258 [ 48.845304][ T4029] do_el0_svc+0x58/0x14c [ 48.846397][ T4029] el0_svc+0x7c/0x1f0 [ 48.847546][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.848843][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.850323][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.853449][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.855768][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.858457][ T4029] Call trace: [ 48.859270][ T4029] dump_backtrace+0x0/0x530 [ 48.860418][ T4029] show_stack+0x2c/0x3c [ 48.861459][ T4029] dump_stack_lvl+0x108/0x170 [ 48.862680][ T4029] dump_stack+0x1c/0x58 [ 48.863767][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.865187][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.866473][ T4029] dccp_write_xmit+0x128/0x208 [ 48.867766][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.868924][ T4029] inet_sendmsg+0x15c/0x290 [ 48.870088][ T4029] __sys_sendto+0x388/0x4d0 [ 48.871315][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.872560][ T4029] invoke_syscall+0x98/0x2b8 [ 48.873928][ T4029] el0_svc_common+0x138/0x258 [ 48.875168][ T4029] do_el0_svc+0x58/0x14c [ 48.876283][ T4029] el0_svc+0x7c/0x1f0 [ 48.877323][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.878642][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 48.880163][ T4029] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.883189][ T4029] CPU: 0 PID: 4029 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.885373][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.888026][ T4029] Call trace: [ 48.888916][ T4029] dump_backtrace+0x0/0x530 [ 48.890053][ T4029] show_stack+0x2c/0x3c [ 48.891173][ T4029] dump_stack_lvl+0x108/0x170 [ 48.892402][ T4029] dump_stack+0x1c/0x58 [ 48.893567][ T4029] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.895073][ T4029] dccp_xmit_packet+0x298/0x448 [ 48.896393][ T4029] dccp_write_xmit+0x128/0x208 [ 48.897678][ T4029] dccp_sendmsg+0x608/0xae0 [ 48.898888][ T4029] inet_sendmsg+0x15c/0x290 [ 48.900137][ T4029] __sys_sendto+0x388/0x4d0 [ 48.901339][ T4029] __arm64_sys_sendto+0xd8/0xf8 [ 48.902728][ T4029] invoke_syscall+0x98/0x2b8 [ 48.903984][ T4029] el0_svc_common+0x138/0x258 [ 48.905310][ T4029] do_el0_svc+0x58/0x14c [ 48.906468][ T4029] el0_svc+0x7c/0x1f0 [ 48.907571][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 48.908950][ T4029] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.931670][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.934904][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.937200][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.939857][ T4030] Call trace: [ 48.940753][ T4030] dump_backtrace+0x0/0x530 [ 48.941901][ T4030] show_stack+0x2c/0x3c [ 48.943037][ T4030] dump_stack_lvl+0x108/0x170 [ 48.944316][ T4030] dump_stack+0x1c/0x58 [ 48.945466][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.946839][ T4030] dccp_xmit_packet+0x298/0x448 [ 48.948122][ T4030] dccp_write_xmit+0x128/0x208 [ 48.949435][ T4030] dccp_sendmsg+0x608/0xae0 [ 48.950609][ T4030] inet_sendmsg+0x15c/0x290 [ 48.951830][ T4030] __sys_sendto+0x388/0x4d0 [ 48.953022][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 48.954262][ T4030] invoke_syscall+0x98/0x2b8 [ 48.955477][ T4030] el0_svc_common+0x138/0x258 [ 48.956742][ T4030] do_el0_svc+0x58/0x14c [ 48.957852][ T4030] el0_svc+0x7c/0x1f0 [ 48.958921][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 48.960227][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 48.961872][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.964925][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.967165][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.969791][ T4030] Call trace: [ 48.970675][ T4030] dump_backtrace+0x0/0x530 [ 48.971869][ T4030] show_stack+0x2c/0x3c [ 48.973023][ T4030] dump_stack_lvl+0x108/0x170 [ 48.974300][ T4030] dump_stack+0x1c/0x58 [ 48.975376][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 48.976837][ T4030] dccp_xmit_packet+0x298/0x448 [ 48.978185][ T4030] dccp_write_xmit+0x128/0x208 [ 48.979496][ T4030] dccp_sendmsg+0x608/0xae0 [ 48.980704][ T4030] inet_sendmsg+0x15c/0x290 [ 48.981913][ T4030] __sys_sendto+0x388/0x4d0 [ 48.983167][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 48.984522][ T4030] invoke_syscall+0x98/0x2b8 [ 48.985798][ T4030] el0_svc_common+0x138/0x258 [ 48.987168][ T4030] do_el0_svc+0x58/0x14c [ 48.988335][ T4030] el0_svc+0x7c/0x1f0 [ 48.989356][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 48.990639][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 48.992254][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 48.995208][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 48.997550][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.000223][ T4030] Call trace: [ 49.001078][ T4030] dump_backtrace+0x0/0x530 [ 49.002258][ T4030] show_stack+0x2c/0x3c [ 49.003352][ T4030] dump_stack_lvl+0x108/0x170 [ 49.004604][ T4030] dump_stack+0x1c/0x58 [ 49.005675][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.007208][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.008527][ T4030] dccp_write_xmit+0x128/0x208 [ 49.009836][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.011056][ T4030] inet_sendmsg+0x15c/0x290 [ 49.012249][ T4030] __sys_sendto+0x388/0x4d0 [ 49.013472][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.014755][ T4030] invoke_syscall+0x98/0x2b8 [ 49.016022][ T4030] el0_svc_common+0x138/0x258 [ 49.017253][ T4030] do_el0_svc+0x58/0x14c [ 49.018424][ T4030] el0_svc+0x7c/0x1f0 [ 49.019464][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.020885][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.022840][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.025839][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.028117][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.030733][ T4030] Call trace: [ 49.031556][ T4030] dump_backtrace+0x0/0x530 [ 49.032792][ T4030] show_stack+0x2c/0x3c [ 49.033947][ T4030] dump_stack_lvl+0x108/0x170 [ 49.035405][ T4030] dump_stack+0x1c/0x58 [ 49.036517][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.037970][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.039324][ T4030] dccp_write_xmit+0x128/0x208 [ 49.040690][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.041940][ T4030] inet_sendmsg+0x15c/0x290 [ 49.043210][ T4030] __sys_sendto+0x388/0x4d0 [ 49.044391][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.045676][ T4030] invoke_syscall+0x98/0x2b8 [ 49.046947][ T4030] el0_svc_common+0x138/0x258 [ 49.048240][ T4030] do_el0_svc+0x58/0x14c [ 49.049433][ T4030] el0_svc+0x7c/0x1f0 [ 49.050524][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.051889][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.053375][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.056348][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.058487][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.061161][ T4030] Call trace: [ 49.062045][ T4030] dump_backtrace+0x0/0x530 [ 49.063265][ T4030] show_stack+0x2c/0x3c [ 49.064399][ T4030] dump_stack_lvl+0x108/0x170 [ 49.065655][ T4030] dump_stack+0x1c/0x58 [ 49.066771][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.068266][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.069588][ T4030] dccp_write_xmit+0x128/0x208 [ 49.070843][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.072050][ T4030] inet_sendmsg+0x15c/0x290 [ 49.073227][ T4030] __sys_sendto+0x388/0x4d0 [ 49.074395][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.075685][ T4030] invoke_syscall+0x98/0x2b8 [ 49.076937][ T4030] el0_svc_common+0x138/0x258 [ 49.078202][ T4030] do_el0_svc+0x58/0x14c [ 49.079321][ T4030] el0_svc+0x7c/0x1f0 [ 49.080426][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.081806][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.083320][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.086232][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.088587][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.091184][ T4030] Call trace: [ 49.092079][ T4030] dump_backtrace+0x0/0x530 [ 49.093295][ T4030] show_stack+0x2c/0x3c [ 49.094452][ T4030] dump_stack_lvl+0x108/0x170 [ 49.095639][ T4030] dump_stack+0x1c/0x58 [ 49.096743][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.098241][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.099478][ T4030] dccp_write_xmit+0x128/0x208 [ 49.100721][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.101978][ T4030] inet_sendmsg+0x15c/0x290 [ 49.103122][ T4030] __sys_sendto+0x388/0x4d0 [ 49.104299][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.105595][ T4030] invoke_syscall+0x98/0x2b8 [ 49.106806][ T4030] el0_svc_common+0x138/0x258 [ 49.108087][ T4030] do_el0_svc+0x58/0x14c [ 49.109236][ T4030] el0_svc+0x7c/0x1f0 [ 49.110329][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.111641][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.113146][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.116109][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.118323][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.120999][ T4030] Call trace: [ 49.121793][ T4030] dump_backtrace+0x0/0x530 [ 49.122998][ T4030] show_stack+0x2c/0x3c [ 49.124167][ T4030] dump_stack_lvl+0x108/0x170 [ 49.125385][ T4030] dump_stack+0x1c/0x58 [ 49.126496][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.128013][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.129299][ T4030] dccp_write_xmit+0x128/0x208 [ 49.130603][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.131800][ T4030] inet_sendmsg+0x15c/0x290 [ 49.132948][ T4030] __sys_sendto+0x388/0x4d0 [ 49.134142][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.135435][ T4030] invoke_syscall+0x98/0x2b8 [ 49.136637][ T4030] el0_svc_common+0x138/0x258 [ 49.137888][ T4030] do_el0_svc+0x58/0x14c [ 49.138982][ T4030] el0_svc+0x7c/0x1f0 [ 49.140029][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.141367][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.142872][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.145831][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.148116][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.150673][ T4030] Call trace: [ 49.151550][ T4030] dump_backtrace+0x0/0x530 [ 49.152770][ T4030] show_stack+0x2c/0x3c [ 49.153840][ T4030] dump_stack_lvl+0x108/0x170 [ 49.155140][ T4030] dump_stack+0x1c/0x58 [ 49.156242][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.157736][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.159111][ T4030] dccp_write_xmit+0x128/0x208 [ 49.160442][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.161627][ T4030] inet_sendmsg+0x15c/0x290 [ 49.162828][ T4030] __sys_sendto+0x388/0x4d0 [ 49.164059][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.165397][ T4030] invoke_syscall+0x98/0x2b8 [ 49.166680][ T4030] el0_svc_common+0x138/0x258 [ 49.167988][ T4030] do_el0_svc+0x58/0x14c [ 49.169151][ T4030] el0_svc+0x7c/0x1f0 [ 49.170221][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.171566][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.173276][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.176135][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.178407][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.181154][ T4030] Call trace: [ 49.181972][ T4030] dump_backtrace+0x0/0x530 [ 49.183214][ T4030] show_stack+0x2c/0x3c [ 49.184369][ T4030] dump_stack_lvl+0x108/0x170 [ 49.185673][ T4030] dump_stack+0x1c/0x58 [ 49.186797][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.188337][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.189651][ T4030] dccp_write_xmit+0x128/0x208 [ 49.190994][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.192222][ T4030] inet_sendmsg+0x15c/0x290 [ 49.193466][ T4030] __sys_sendto+0x388/0x4d0 [ 49.194753][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.196070][ T4030] invoke_syscall+0x98/0x2b8 [ 49.197299][ T4030] el0_svc_common+0x138/0x258 [ 49.198551][ T4030] do_el0_svc+0x58/0x14c [ 49.199705][ T4030] el0_svc+0x7c/0x1f0 [ 49.200768][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.202138][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.203637][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.206743][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.209073][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.211674][ T4030] Call trace: [ 49.212563][ T4030] dump_backtrace+0x0/0x530 [ 49.213807][ T4030] show_stack+0x2c/0x3c [ 49.215065][ T4030] dump_stack_lvl+0x108/0x170 [ 49.216288][ T4030] dump_stack+0x1c/0x58 [ 49.217404][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.218910][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.220222][ T4030] dccp_write_xmit+0x128/0x208 [ 49.221575][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.222794][ T4030] inet_sendmsg+0x15c/0x290 [ 49.224085][ T4030] __sys_sendto+0x388/0x4d0 [ 49.225356][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.226813][ T4030] invoke_syscall+0x98/0x2b8 [ 49.228265][ T4030] el0_svc_common+0x138/0x258 [ 49.229549][ T4030] do_el0_svc+0x58/0x14c [ 49.230894][ T4030] el0_svc+0x7c/0x1f0 [ 49.231889][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.233289][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 49.234797][ T4030] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.237747][ T4030] CPU: 0 PID: 4030 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.240020][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.242796][ T4030] Call trace: [ 49.243646][ T4030] dump_backtrace+0x0/0x530 [ 49.244871][ T4030] show_stack+0x2c/0x3c [ 49.245978][ T4030] dump_stack_lvl+0x108/0x170 [ 49.247211][ T4030] dump_stack+0x1c/0x58 [ 49.248362][ T4030] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.249830][ T4030] dccp_xmit_packet+0x298/0x448 [ 49.251127][ T4030] dccp_write_xmit+0x128/0x208 [ 49.252400][ T4030] dccp_sendmsg+0x608/0xae0 [ 49.253595][ T4030] inet_sendmsg+0x15c/0x290 [ 49.254760][ T4030] __sys_sendto+0x388/0x4d0 [ 49.255971][ T4030] __arm64_sys_sendto+0xd8/0xf8 [ 49.257385][ T4030] invoke_syscall+0x98/0x2b8 [ 49.258628][ T4030] el0_svc_common+0x138/0x258 [ 49.259865][ T4030] do_el0_svc+0x58/0x14c [ 49.261028][ T4030] el0_svc+0x7c/0x1f0 [ 49.262156][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 49.263535][ T4030] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.290415][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.293601][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.295877][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.298504][ T4031] Call trace: [ 49.299301][ T4031] dump_backtrace+0x0/0x530 [ 49.300471][ T4031] show_stack+0x2c/0x3c [ 49.301557][ T4031] dump_stack_lvl+0x108/0x170 [ 49.302799][ T4031] dump_stack+0x1c/0x58 [ 49.303931][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.305444][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.306768][ T4031] dccp_write_xmit+0x128/0x208 [ 49.308063][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.309271][ T4031] inet_sendmsg+0x15c/0x290 [ 49.310502][ T4031] __sys_sendto+0x388/0x4d0 [ 49.311732][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.313059][ T4031] invoke_syscall+0x98/0x2b8 [ 49.314322][ T4031] el0_svc_common+0x138/0x258 [ 49.315610][ T4031] do_el0_svc+0x58/0x14c [ 49.316720][ T4031] el0_svc+0x7c/0x1f0 [ 49.317812][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.319158][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.320899][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.324032][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.326315][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.329031][ T4031] Call trace: [ 49.329865][ T4031] dump_backtrace+0x0/0x530 [ 49.331049][ T4031] show_stack+0x2c/0x3c [ 49.332134][ T4031] dump_stack_lvl+0x108/0x170 [ 49.333440][ T4031] dump_stack+0x1c/0x58 [ 49.334594][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.336070][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.337389][ T4031] dccp_write_xmit+0x128/0x208 [ 49.338733][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.339997][ T4031] inet_sendmsg+0x15c/0x290 [ 49.341209][ T4031] __sys_sendto+0x388/0x4d0 [ 49.342537][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.343968][ T4031] invoke_syscall+0x98/0x2b8 [ 49.345210][ T4031] el0_svc_common+0x138/0x258 [ 49.346419][ T4031] do_el0_svc+0x58/0x14c [ 49.347613][ T4031] el0_svc+0x7c/0x1f0 [ 49.348620][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.349905][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.351456][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.354545][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.356869][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.359499][ T4031] Call trace: [ 49.360355][ T4031] dump_backtrace+0x0/0x530 [ 49.361532][ T4031] show_stack+0x2c/0x3c [ 49.362570][ T4031] dump_stack_lvl+0x108/0x170 [ 49.363858][ T4031] dump_stack+0x1c/0x58 [ 49.365016][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.366494][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.367743][ T4031] dccp_write_xmit+0x128/0x208 [ 49.369064][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.370278][ T4031] inet_sendmsg+0x15c/0x290 [ 49.371508][ T4031] __sys_sendto+0x388/0x4d0 [ 49.372733][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.374107][ T4031] invoke_syscall+0x98/0x2b8 [ 49.375343][ T4031] el0_svc_common+0x138/0x258 [ 49.376591][ T4031] do_el0_svc+0x58/0x14c [ 49.377739][ T4031] el0_svc+0x7c/0x1f0 [ 49.378829][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.380126][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.381663][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.384987][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.387260][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.389979][ T4031] Call trace: [ 49.390789][ T4031] dump_backtrace+0x0/0x530 [ 49.391972][ T4031] show_stack+0x2c/0x3c [ 49.393083][ T4031] dump_stack_lvl+0x108/0x170 [ 49.394341][ T4031] dump_stack+0x1c/0x58 [ 49.395465][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.396958][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.398229][ T4031] dccp_write_xmit+0x128/0x208 [ 49.399593][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.400807][ T4031] inet_sendmsg+0x15c/0x290 [ 49.402037][ T4031] __sys_sendto+0x388/0x4d0 [ 49.403216][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.404627][ T4031] invoke_syscall+0x98/0x2b8 [ 49.405895][ T4031] el0_svc_common+0x138/0x258 [ 49.407153][ T4031] do_el0_svc+0x58/0x14c [ 49.408246][ T4031] el0_svc+0x7c/0x1f0 [ 49.409372][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.410842][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.412380][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.415339][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.417684][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.420351][ T4031] Call trace: [ 49.421178][ T4031] dump_backtrace+0x0/0x530 [ 49.422325][ T4031] show_stack+0x2c/0x3c [ 49.423493][ T4031] dump_stack_lvl+0x108/0x170 [ 49.424785][ T4031] dump_stack+0x1c/0x58 [ 49.426001][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.427523][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.428815][ T4031] dccp_write_xmit+0x128/0x208 [ 49.430090][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.431339][ T4031] inet_sendmsg+0x15c/0x290 [ 49.432594][ T4031] __sys_sendto+0x388/0x4d0 [ 49.433851][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.435240][ T4031] invoke_syscall+0x98/0x2b8 [ 49.436497][ T4031] el0_svc_common+0x138/0x258 [ 49.437792][ T4031] do_el0_svc+0x58/0x14c [ 49.438930][ T4031] el0_svc+0x7c/0x1f0 [ 49.440037][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.441394][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.442892][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.445781][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.447969][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.450574][ T4031] Call trace: [ 49.451501][ T4031] dump_backtrace+0x0/0x530 [ 49.452669][ T4031] show_stack+0x2c/0x3c [ 49.453773][ T4031] dump_stack_lvl+0x108/0x170 [ 49.455071][ T4031] dump_stack+0x1c/0x58 [ 49.456156][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.457538][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.458855][ T4031] dccp_write_xmit+0x128/0x208 [ 49.460123][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.461317][ T4031] inet_sendmsg+0x15c/0x290 [ 49.462514][ T4031] __sys_sendto+0x388/0x4d0 [ 49.463689][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.465025][ T4031] invoke_syscall+0x98/0x2b8 [ 49.466240][ T4031] el0_svc_common+0x138/0x258 [ 49.467470][ T4031] do_el0_svc+0x58/0x14c [ 49.468674][ T4031] el0_svc+0x7c/0x1f0 [ 49.469717][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.471080][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.472560][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.475618][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.478002][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.480726][ T4031] Call trace: [ 49.481517][ T4031] dump_backtrace+0x0/0x530 [ 49.482648][ T4031] show_stack+0x2c/0x3c [ 49.483743][ T4031] dump_stack_lvl+0x108/0x170 [ 49.485026][ T4031] dump_stack+0x1c/0x58 [ 49.486194][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.487626][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.488939][ T4031] dccp_write_xmit+0x128/0x208 [ 49.490241][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.491445][ T4031] inet_sendmsg+0x15c/0x290 [ 49.492647][ T4031] __sys_sendto+0x388/0x4d0 [ 49.493897][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.495111][ T4031] invoke_syscall+0x98/0x2b8 [ 49.496363][ T4031] el0_svc_common+0x138/0x258 [ 49.497668][ T4031] do_el0_svc+0x58/0x14c [ 49.498765][ T4031] el0_svc+0x7c/0x1f0 [ 49.499847][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.501226][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.502730][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.505778][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.508035][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.510692][ T4031] Call trace: [ 49.511493][ T4031] dump_backtrace+0x0/0x530 [ 49.512648][ T4031] show_stack+0x2c/0x3c [ 49.513796][ T4031] dump_stack_lvl+0x108/0x170 [ 49.515033][ T4031] dump_stack+0x1c/0x58 [ 49.516130][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.517613][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.518926][ T4031] dccp_write_xmit+0x128/0x208 [ 49.520155][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.521344][ T4031] inet_sendmsg+0x15c/0x290 [ 49.522578][ T4031] __sys_sendto+0x388/0x4d0 [ 49.523737][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.525037][ T4031] invoke_syscall+0x98/0x2b8 [ 49.526223][ T4031] el0_svc_common+0x138/0x258 [ 49.527498][ T4031] do_el0_svc+0x58/0x14c [ 49.528685][ T4031] el0_svc+0x7c/0x1f0 [ 49.529854][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.531216][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.532646][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.535474][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.537705][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.540284][ T4031] Call trace: [ 49.541182][ T4031] dump_backtrace+0x0/0x530 [ 49.542302][ T4031] show_stack+0x2c/0x3c [ 49.543401][ T4031] dump_stack_lvl+0x108/0x170 [ 49.544683][ T4031] dump_stack+0x1c/0x58 [ 49.545786][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.547219][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.548521][ T4031] dccp_write_xmit+0x128/0x208 [ 49.549771][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.550944][ T4031] inet_sendmsg+0x15c/0x290 [ 49.552155][ T4031] __sys_sendto+0x388/0x4d0 [ 49.553387][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.554713][ T4031] invoke_syscall+0x98/0x2b8 [ 49.555916][ T4031] el0_svc_common+0x138/0x258 [ 49.557190][ T4031] do_el0_svc+0x58/0x14c [ 49.558296][ T4031] el0_svc+0x7c/0x1f0 [ 49.559468][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.560779][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.562241][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.565232][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.567483][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.570091][ T4031] Call trace: [ 49.570940][ T4031] dump_backtrace+0x0/0x530 [ 49.572097][ T4031] show_stack+0x2c/0x3c [ 49.573232][ T4031] dump_stack_lvl+0x108/0x170 [ 49.574541][ T4031] dump_stack+0x1c/0x58 [ 49.575628][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.577051][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.578397][ T4031] dccp_write_xmit+0x128/0x208 [ 49.579671][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.580817][ T4031] inet_sendmsg+0x15c/0x290 [ 49.582125][ T4031] __sys_sendto+0x388/0x4d0 [ 49.583281][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.584603][ T4031] invoke_syscall+0x98/0x2b8 [ 49.585876][ T4031] el0_svc_common+0x138/0x258 [ 49.587181][ T4031] do_el0_svc+0x58/0x14c [ 49.588348][ T4031] el0_svc+0x7c/0x1f0 [ 49.589388][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.590709][ T4031] el0t_64_sync+0x1a0/0x1a4 [ 49.592275][ T4031] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.595355][ T4031] CPU: 0 PID: 4031 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.597544][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.600120][ T4031] Call trace: [ 49.600999][ T4031] dump_backtrace+0x0/0x530 [ 49.602165][ T4031] show_stack+0x2c/0x3c [ 49.603281][ T4031] dump_stack_lvl+0x108/0x170 [ 49.604515][ T4031] dump_stack+0x1c/0x58 [ 49.605661][ T4031] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.607183][ T4031] dccp_xmit_packet+0x298/0x448 [ 49.608563][ T4031] dccp_write_xmit+0x128/0x208 [ 49.609813][ T4031] dccp_sendmsg+0x608/0xae0 [ 49.611040][ T4031] inet_sendmsg+0x15c/0x290 [ 49.612345][ T4031] __sys_sendto+0x388/0x4d0 [ 49.613627][ T4031] __arm64_sys_sendto+0xd8/0xf8 [ 49.614992][ T4031] invoke_syscall+0x98/0x2b8 [ 49.616290][ T4031] el0_svc_common+0x138/0x258 [ 49.617429][ T4031] do_el0_svc+0x58/0x14c [ 49.618663][ T4031] el0_svc+0x7c/0x1f0 [ 49.619765][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 49.621143][ T4031] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.646063][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.649152][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.651398][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.654207][ T4032] Call trace: [ 49.655082][ T4032] dump_backtrace+0x0/0x530 [ 49.656311][ T4032] show_stack+0x2c/0x3c [ 49.657438][ T4032] dump_stack_lvl+0x108/0x170 [ 49.658717][ T4032] dump_stack+0x1c/0x58 [ 49.659795][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.661247][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.662500][ T4032] dccp_write_xmit+0x128/0x208 [ 49.663801][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.665034][ T4032] inet_sendmsg+0x15c/0x290 [ 49.666239][ T4032] __sys_sendto+0x388/0x4d0 [ 49.667417][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.668729][ T4032] invoke_syscall+0x98/0x2b8 [ 49.669946][ T4032] el0_svc_common+0x138/0x258 [ 49.671190][ T4032] do_el0_svc+0x58/0x14c [ 49.672290][ T4032] el0_svc+0x7c/0x1f0 [ 49.673356][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.674653][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.676257][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.679293][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.681545][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.684193][ T4032] Call trace: [ 49.685055][ T4032] dump_backtrace+0x0/0x530 [ 49.686265][ T4032] show_stack+0x2c/0x3c [ 49.687448][ T4032] dump_stack_lvl+0x108/0x170 [ 49.688707][ T4032] dump_stack+0x1c/0x58 [ 49.689800][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.691392][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.692693][ T4032] dccp_write_xmit+0x128/0x208 [ 49.693989][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.695195][ T4032] inet_sendmsg+0x15c/0x290 [ 49.696442][ T4032] __sys_sendto+0x388/0x4d0 [ 49.697610][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.698876][ T4032] invoke_syscall+0x98/0x2b8 [ 49.700156][ T4032] el0_svc_common+0x138/0x258 [ 49.701469][ T4032] do_el0_svc+0x58/0x14c [ 49.702653][ T4032] el0_svc+0x7c/0x1f0 [ 49.703721][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.705046][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.706786][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.709838][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.712186][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.715109][ T4032] Call trace: [ 49.715995][ T4032] dump_backtrace+0x0/0x530 [ 49.717174][ T4032] show_stack+0x2c/0x3c [ 49.718274][ T4032] dump_stack_lvl+0x108/0x170 [ 49.719560][ T4032] dump_stack+0x1c/0x58 [ 49.720759][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.722233][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.723559][ T4032] dccp_write_xmit+0x128/0x208 [ 49.724879][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.726142][ T4032] inet_sendmsg+0x15c/0x290 [ 49.727435][ T4032] __sys_sendto+0x388/0x4d0 [ 49.728676][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.729994][ T4032] invoke_syscall+0x98/0x2b8 [ 49.731288][ T4032] el0_svc_common+0x138/0x258 [ 49.732593][ T4032] do_el0_svc+0x58/0x14c [ 49.733702][ T4032] el0_svc+0x7c/0x1f0 [ 49.734811][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.736150][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.737628][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.740617][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.742911][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.745715][ T4032] Call trace: [ 49.746581][ T4032] dump_backtrace+0x0/0x530 [ 49.747793][ T4032] show_stack+0x2c/0x3c [ 49.748985][ T4032] dump_stack_lvl+0x108/0x170 [ 49.750361][ T4032] dump_stack+0x1c/0x58 [ 49.751529][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.753097][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.754451][ T4032] dccp_write_xmit+0x128/0x208 [ 49.755692][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.756935][ T4032] inet_sendmsg+0x15c/0x290 [ 49.758187][ T4032] __sys_sendto+0x388/0x4d0 [ 49.759412][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.760664][ T4032] invoke_syscall+0x98/0x2b8 [ 49.761907][ T4032] el0_svc_common+0x138/0x258 [ 49.763205][ T4032] do_el0_svc+0x58/0x14c [ 49.764432][ T4032] el0_svc+0x7c/0x1f0 [ 49.765485][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.766927][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.768806][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.771863][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.774234][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.776935][ T4032] Call trace: [ 49.777840][ T4032] dump_backtrace+0x0/0x530 [ 49.779123][ T4032] show_stack+0x2c/0x3c [ 49.780203][ T4032] dump_stack_lvl+0x108/0x170 [ 49.781401][ T4032] dump_stack+0x1c/0x58 [ 49.782481][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.784045][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.785419][ T4032] dccp_write_xmit+0x128/0x208 [ 49.786710][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.787922][ T4032] inet_sendmsg+0x15c/0x290 [ 49.789138][ T4032] __sys_sendto+0x388/0x4d0 [ 49.790432][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.791681][ T4032] invoke_syscall+0x98/0x2b8 [ 49.792968][ T4032] el0_svc_common+0x138/0x258 [ 49.794265][ T4032] do_el0_svc+0x58/0x14c [ 49.795408][ T4032] el0_svc+0x7c/0x1f0 [ 49.796507][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.797916][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.799405][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.802527][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.804876][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.807549][ T4032] Call trace: [ 49.808431][ T4032] dump_backtrace+0x0/0x530 [ 49.809600][ T4032] show_stack+0x2c/0x3c [ 49.810734][ T4032] dump_stack_lvl+0x108/0x170 [ 49.811991][ T4032] dump_stack+0x1c/0x58 [ 49.813076][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.814498][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.815773][ T4032] dccp_write_xmit+0x128/0x208 [ 49.817046][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.818317][ T4032] inet_sendmsg+0x15c/0x290 [ 49.819530][ T4032] __sys_sendto+0x388/0x4d0 [ 49.820736][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.822065][ T4032] invoke_syscall+0x98/0x2b8 [ 49.823276][ T4032] el0_svc_common+0x138/0x258 [ 49.824537][ T4032] do_el0_svc+0x58/0x14c [ 49.825666][ T4032] el0_svc+0x7c/0x1f0 [ 49.826814][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.828126][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.829579][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.832636][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.834825][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.837546][ T4032] Call trace: [ 49.838479][ T4032] dump_backtrace+0x0/0x530 [ 49.839685][ T4032] show_stack+0x2c/0x3c [ 49.840778][ T4032] dump_stack_lvl+0x108/0x170 [ 49.841966][ T4032] dump_stack+0x1c/0x58 [ 49.843034][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.844515][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.845850][ T4032] dccp_write_xmit+0x128/0x208 [ 49.847113][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.848293][ T4032] inet_sendmsg+0x15c/0x290 [ 49.849498][ T4032] __sys_sendto+0x388/0x4d0 [ 49.850723][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.851977][ T4032] invoke_syscall+0x98/0x2b8 [ 49.853313][ T4032] el0_svc_common+0x138/0x258 [ 49.854556][ T4032] do_el0_svc+0x58/0x14c [ 49.855658][ T4032] el0_svc+0x7c/0x1f0 [ 49.856732][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.858142][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.859669][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.862614][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.864860][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.867466][ T4032] Call trace: [ 49.868309][ T4032] dump_backtrace+0x0/0x530 [ 49.869494][ T4032] show_stack+0x2c/0x3c [ 49.870592][ T4032] dump_stack_lvl+0x108/0x170 [ 49.871807][ T4032] dump_stack+0x1c/0x58 [ 49.872927][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.874380][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.875708][ T4032] dccp_write_xmit+0x128/0x208 [ 49.876974][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.878209][ T4032] inet_sendmsg+0x15c/0x290 [ 49.879372][ T4032] __sys_sendto+0x388/0x4d0 [ 49.880595][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.881883][ T4032] invoke_syscall+0x98/0x2b8 [ 49.883110][ T4032] el0_svc_common+0x138/0x258 [ 49.884324][ T4032] do_el0_svc+0x58/0x14c [ 49.885487][ T4032] el0_svc+0x7c/0x1f0 [ 49.886523][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.887850][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.889411][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.892562][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.894865][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.897459][ T4032] Call trace: [ 49.898323][ T4032] dump_backtrace+0x0/0x530 [ 49.899589][ T4032] show_stack+0x2c/0x3c [ 49.900729][ T4032] dump_stack_lvl+0x108/0x170 [ 49.901975][ T4032] dump_stack+0x1c/0x58 [ 49.903091][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.904579][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.905928][ T4032] dccp_write_xmit+0x128/0x208 [ 49.907217][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.908493][ T4032] inet_sendmsg+0x15c/0x290 [ 49.909683][ T4032] __sys_sendto+0x388/0x4d0 [ 49.910889][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.912239][ T4032] invoke_syscall+0x98/0x2b8 [ 49.913493][ T4032] el0_svc_common+0x138/0x258 [ 49.914707][ T4032] do_el0_svc+0x58/0x14c [ 49.915766][ T4032] el0_svc+0x7c/0x1f0 [ 49.916833][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.918213][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.919592][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.922470][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.924747][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.927464][ T4032] Call trace: [ 49.928328][ T4032] dump_backtrace+0x0/0x530 [ 49.929573][ T4032] show_stack+0x2c/0x3c [ 49.930664][ T4032] dump_stack_lvl+0x108/0x170 [ 49.931930][ T4032] dump_stack+0x1c/0x58 [ 49.933156][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.934617][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.935858][ T4032] dccp_write_xmit+0x128/0x208 [ 49.937208][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.938356][ T4032] inet_sendmsg+0x15c/0x290 [ 49.939576][ T4032] __sys_sendto+0x388/0x4d0 [ 49.940800][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.942114][ T4032] invoke_syscall+0x98/0x2b8 [ 49.943387][ T4032] el0_svc_common+0x138/0x258 [ 49.944675][ T4032] do_el0_svc+0x58/0x14c [ 49.945845][ T4032] el0_svc+0x7c/0x1f0 [ 49.946911][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.948251][ T4032] el0t_64_sync+0x1a0/0x1a4 [ 49.949723][ T4032] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 49.952834][ T4032] CPU: 0 PID: 4032 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 49.955075][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.957666][ T4032] Call trace: [ 49.958616][ T4032] dump_backtrace+0x0/0x530 [ 49.959817][ T4032] show_stack+0x2c/0x3c [ 49.960814][ T4032] dump_stack_lvl+0x108/0x170 [ 49.962060][ T4032] dump_stack+0x1c/0x58 [ 49.963169][ T4032] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 49.964660][ T4032] dccp_xmit_packet+0x298/0x448 [ 49.965985][ T4032] dccp_write_xmit+0x128/0x208 [ 49.967323][ T4032] dccp_sendmsg+0x608/0xae0 [ 49.968558][ T4032] inet_sendmsg+0x15c/0x290 [ 49.969755][ T4032] __sys_sendto+0x388/0x4d0 [ 49.971073][ T4032] __arm64_sys_sendto+0xd8/0xf8 [ 49.972394][ T4032] invoke_syscall+0x98/0x2b8 [ 49.973605][ T4032] el0_svc_common+0x138/0x258 [ 49.974891][ T4032] do_el0_svc+0x58/0x14c [ 49.975982][ T4032] el0_svc+0x7c/0x1f0 [ 49.977036][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 49.978319][ T4032] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.003550][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.006554][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.008768][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.011382][ T4033] Call trace: [ 50.012227][ T4033] dump_backtrace+0x0/0x530 [ 50.013521][ T4033] show_stack+0x2c/0x3c [ 50.014679][ T4033] dump_stack_lvl+0x108/0x170 [ 50.015940][ T4033] dump_stack+0x1c/0x58 [ 50.017017][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.018578][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.019875][ T4033] dccp_write_xmit+0x128/0x208 [ 50.021132][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.022414][ T4033] inet_sendmsg+0x15c/0x290 [ 50.023563][ T4033] __sys_sendto+0x388/0x4d0 [ 50.024803][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.026121][ T4033] invoke_syscall+0x98/0x2b8 [ 50.027364][ T4033] el0_svc_common+0x138/0x258 [ 50.028595][ T4033] do_el0_svc+0x58/0x14c [ 50.029756][ T4033] el0_svc+0x7c/0x1f0 [ 50.030825][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.032211][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.033753][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.036784][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.039113][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.041755][ T4033] Call trace: [ 50.042663][ T4033] dump_backtrace+0x0/0x530 [ 50.043868][ T4033] show_stack+0x2c/0x3c [ 50.045002][ T4033] dump_stack_lvl+0x108/0x170 [ 50.046278][ T4033] dump_stack+0x1c/0x58 [ 50.047350][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.048914][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.050247][ T4033] dccp_write_xmit+0x128/0x208 [ 50.051524][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.052836][ T4033] inet_sendmsg+0x15c/0x290 [ 50.054045][ T4033] __sys_sendto+0x388/0x4d0 [ 50.055298][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.056723][ T4033] invoke_syscall+0x98/0x2b8 [ 50.057892][ T4033] el0_svc_common+0x138/0x258 [ 50.059130][ T4033] do_el0_svc+0x58/0x14c [ 50.060212][ T4033] el0_svc+0x7c/0x1f0 [ 50.061256][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.062614][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.064375][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.067271][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.069626][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.072161][ T4033] Call trace: [ 50.073013][ T4033] dump_backtrace+0x0/0x530 [ 50.074243][ T4033] show_stack+0x2c/0x3c [ 50.075298][ T4033] dump_stack_lvl+0x108/0x170 [ 50.076583][ T4033] dump_stack+0x1c/0x58 [ 50.077719][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.079302][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.080616][ T4033] dccp_write_xmit+0x128/0x208 [ 50.081856][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.083173][ T4033] inet_sendmsg+0x15c/0x290 [ 50.084372][ T4033] __sys_sendto+0x388/0x4d0 [ 50.085483][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.086831][ T4033] invoke_syscall+0x98/0x2b8 [ 50.088053][ T4033] el0_svc_common+0x138/0x258 [ 50.089376][ T4033] do_el0_svc+0x58/0x14c [ 50.090521][ T4033] el0_svc+0x7c/0x1f0 [ 50.091610][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.092915][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.094735][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.097706][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.100124][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.102904][ T4033] Call trace: [ 50.103782][ T4033] dump_backtrace+0x0/0x530 [ 50.104965][ T4033] show_stack+0x2c/0x3c [ 50.106050][ T4033] dump_stack_lvl+0x108/0x170 [ 50.107313][ T4033] dump_stack+0x1c/0x58 [ 50.108410][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.110016][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.111368][ T4033] dccp_write_xmit+0x128/0x208 [ 50.112691][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.113890][ T4033] inet_sendmsg+0x15c/0x290 [ 50.115122][ T4033] __sys_sendto+0x388/0x4d0 [ 50.116333][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.117577][ T4033] invoke_syscall+0x98/0x2b8 [ 50.118804][ T4033] el0_svc_common+0x138/0x258 [ 50.120090][ T4033] do_el0_svc+0x58/0x14c [ 50.121202][ T4033] el0_svc+0x7c/0x1f0 [ 50.122283][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.123750][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.125338][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.128429][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.130749][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.133539][ T4033] Call trace: [ 50.134524][ T4033] dump_backtrace+0x0/0x530 [ 50.135804][ T4033] show_stack+0x2c/0x3c [ 50.136976][ T4033] dump_stack_lvl+0x108/0x170 [ 50.138248][ T4033] dump_stack+0x1c/0x58 [ 50.139447][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.140965][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.142369][ T4033] dccp_write_xmit+0x128/0x208 [ 50.143789][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.145055][ T4033] inet_sendmsg+0x15c/0x290 [ 50.146337][ T4033] __sys_sendto+0x388/0x4d0 [ 50.147641][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.149028][ T4033] invoke_syscall+0x98/0x2b8 [ 50.150258][ T4033] el0_svc_common+0x138/0x258 [ 50.151524][ T4033] do_el0_svc+0x58/0x14c [ 50.152734][ T4033] el0_svc+0x7c/0x1f0 [ 50.153834][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.155252][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.157013][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.160125][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.162500][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.165413][ T4033] Call trace: [ 50.166368][ T4033] dump_backtrace+0x0/0x530 [ 50.167617][ T4033] show_stack+0x2c/0x3c [ 50.168730][ T4033] dump_stack_lvl+0x108/0x170 [ 50.169985][ T4033] dump_stack+0x1c/0x58 [ 50.171168][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.172721][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.174113][ T4033] dccp_write_xmit+0x128/0x208 [ 50.175406][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.176666][ T4033] inet_sendmsg+0x15c/0x290 [ 50.177886][ T4033] __sys_sendto+0x388/0x4d0 [ 50.179213][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.180543][ T4033] invoke_syscall+0x98/0x2b8 [ 50.181815][ T4033] el0_svc_common+0x138/0x258 [ 50.183072][ T4033] do_el0_svc+0x58/0x14c [ 50.184229][ T4033] el0_svc+0x7c/0x1f0 [ 50.185319][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.186669][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.188265][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.191351][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.193738][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.196481][ T4033] Call trace: [ 50.197340][ T4033] dump_backtrace+0x0/0x530 [ 50.198640][ T4033] show_stack+0x2c/0x3c [ 50.199820][ T4033] dump_stack_lvl+0x108/0x170 [ 50.201183][ T4033] dump_stack+0x1c/0x58 [ 50.202332][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.203903][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.205266][ T4033] dccp_write_xmit+0x128/0x208 [ 50.206547][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.207852][ T4033] inet_sendmsg+0x15c/0x290 [ 50.209090][ T4033] __sys_sendto+0x388/0x4d0 [ 50.210329][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.211721][ T4033] invoke_syscall+0x98/0x2b8 [ 50.213031][ T4033] el0_svc_common+0x138/0x258 [ 50.214324][ T4033] do_el0_svc+0x58/0x14c [ 50.215490][ T4033] el0_svc+0x7c/0x1f0 [ 50.216550][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.217963][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.219520][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.222673][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.224962][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.227782][ T4033] Call trace: [ 50.228630][ T4033] dump_backtrace+0x0/0x530 [ 50.229838][ T4033] show_stack+0x2c/0x3c [ 50.231016][ T4033] dump_stack_lvl+0x108/0x170 [ 50.232209][ T4033] dump_stack+0x1c/0x58 [ 50.233256][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.234813][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.236178][ T4033] dccp_write_xmit+0x128/0x208 [ 50.237411][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.238620][ T4033] inet_sendmsg+0x15c/0x290 [ 50.239867][ T4033] __sys_sendto+0x388/0x4d0 [ 50.241121][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.242526][ T4033] invoke_syscall+0x98/0x2b8 [ 50.243635][ T4033] el0_svc_common+0x138/0x258 [ 50.244827][ T4033] do_el0_svc+0x58/0x14c [ 50.245892][ T4033] el0_svc+0x7c/0x1f0 [ 50.246870][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.248251][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 50.249781][ T4033] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.252816][ T4033] CPU: 0 PID: 4033 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.255071][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.257848][ T4033] Call trace: [ 50.258709][ T4033] dump_backtrace+0x0/0x530 [ 50.259948][ T4033] show_stack+0x2c/0x3c [ 50.261115][ T4033] dump_stack_lvl+0x108/0x170 [ 50.262364][ T4033] dump_stack+0x1c/0x58 [ 50.263460][ T4033] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.264941][ T4033] dccp_xmit_packet+0x298/0x448 [ 50.266279][ T4033] dccp_write_xmit+0x128/0x208 [ 50.267498][ T4033] dccp_sendmsg+0x608/0xae0 [ 50.268705][ T4033] inet_sendmsg+0x15c/0x290 [ 50.269902][ T4033] __sys_sendto+0x388/0x4d0 [ 50.271116][ T4033] __arm64_sys_sendto+0xd8/0xf8 [ 50.272368][ T4033] invoke_syscall+0x98/0x2b8 [ 50.273598][ T4033] el0_svc_common+0x138/0x258 [ 50.274800][ T4033] do_el0_svc+0x58/0x14c [ 50.276021][ T4033] el0_svc+0x7c/0x1f0 [ 50.277134][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.278490][ T4033] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.298588][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.301619][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.303895][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.306649][ T4034] Call trace: [ 50.307543][ T4034] dump_backtrace+0x0/0x530 [ 50.308748][ T4034] show_stack+0x2c/0x3c [ 50.309869][ T4034] dump_stack_lvl+0x108/0x170 [ 50.311081][ T4034] dump_stack+0x1c/0x58 [ 50.312218][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.313703][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.315065][ T4034] dccp_write_xmit+0x128/0x208 [ 50.316271][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.317504][ T4034] inet_sendmsg+0x15c/0x290 [ 50.318742][ T4034] __sys_sendto+0x388/0x4d0 [ 50.319984][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.321262][ T4034] invoke_syscall+0x98/0x2b8 [ 50.322565][ T4034] el0_svc_common+0x138/0x258 [ 50.323859][ T4034] do_el0_svc+0x58/0x14c [ 50.325066][ T4034] el0_svc+0x7c/0x1f0 [ 50.326267][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.327693][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.329430][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.332448][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.334714][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.337491][ T4034] Call trace: [ 50.338440][ T4034] dump_backtrace+0x0/0x530 [ 50.339653][ T4034] show_stack+0x2c/0x3c [ 50.340808][ T4034] dump_stack_lvl+0x108/0x170 [ 50.341981][ T4034] dump_stack+0x1c/0x58 [ 50.343079][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.344586][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.345907][ T4034] dccp_write_xmit+0x128/0x208 [ 50.347249][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.348495][ T4034] inet_sendmsg+0x15c/0x290 [ 50.349724][ T4034] __sys_sendto+0x388/0x4d0 [ 50.350883][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.352280][ T4034] invoke_syscall+0x98/0x2b8 [ 50.353545][ T4034] el0_svc_common+0x138/0x258 [ 50.354790][ T4034] do_el0_svc+0x58/0x14c [ 50.355900][ T4034] el0_svc+0x7c/0x1f0 [ 50.356967][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.358328][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.359811][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.362816][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.365063][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.367819][ T4034] Call trace: [ 50.368690][ T4034] dump_backtrace+0x0/0x530 [ 50.369882][ T4034] show_stack+0x2c/0x3c [ 50.370975][ T4034] dump_stack_lvl+0x108/0x170 [ 50.372208][ T4034] dump_stack+0x1c/0x58 [ 50.373369][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.374821][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.376172][ T4034] dccp_write_xmit+0x128/0x208 [ 50.377594][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.378841][ T4034] inet_sendmsg+0x15c/0x290 [ 50.380054][ T4034] __sys_sendto+0x388/0x4d0 [ 50.381264][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.382549][ T4034] invoke_syscall+0x98/0x2b8 [ 50.383736][ T4034] el0_svc_common+0x138/0x258 [ 50.385062][ T4034] do_el0_svc+0x58/0x14c [ 50.386200][ T4034] el0_svc+0x7c/0x1f0 [ 50.387257][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.388642][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.390132][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.393220][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.395460][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.398078][ T4034] Call trace: [ 50.398915][ T4034] dump_backtrace+0x0/0x530 [ 50.400123][ T4034] show_stack+0x2c/0x3c [ 50.401194][ T4034] dump_stack_lvl+0x108/0x170 [ 50.402443][ T4034] dump_stack+0x1c/0x58 [ 50.403528][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.405011][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.406350][ T4034] dccp_write_xmit+0x128/0x208 [ 50.407637][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.408802][ T4034] inet_sendmsg+0x15c/0x290 [ 50.410118][ T4034] __sys_sendto+0x388/0x4d0 [ 50.411379][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.412760][ T4034] invoke_syscall+0x98/0x2b8 [ 50.414017][ T4034] el0_svc_common+0x138/0x258 [ 50.415295][ T4034] do_el0_svc+0x58/0x14c [ 50.416487][ T4034] el0_svc+0x7c/0x1f0 [ 50.417607][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.419010][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.420568][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.423636][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.425929][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.428651][ T4034] Call trace: [ 50.429498][ T4034] dump_backtrace+0x0/0x530 [ 50.430612][ T4034] show_stack+0x2c/0x3c [ 50.431761][ T4034] dump_stack_lvl+0x108/0x170 [ 50.433058][ T4034] dump_stack+0x1c/0x58 [ 50.434121][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.435584][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.436869][ T4034] dccp_write_xmit+0x128/0x208 [ 50.438161][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.439392][ T4034] inet_sendmsg+0x15c/0x290 [ 50.440587][ T4034] __sys_sendto+0x388/0x4d0 [ 50.441847][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.443189][ T4034] invoke_syscall+0x98/0x2b8 [ 50.444413][ T4034] el0_svc_common+0x138/0x258 [ 50.445704][ T4034] do_el0_svc+0x58/0x14c [ 50.446868][ T4034] el0_svc+0x7c/0x1f0 [ 50.448005][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.449389][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.450825][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.454446][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.456733][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.459385][ T4034] Call trace: [ 50.460243][ T4034] dump_backtrace+0x0/0x530 [ 50.461319][ T4034] show_stack+0x2c/0x3c [ 50.462417][ T4034] dump_stack_lvl+0x108/0x170 [ 50.463670][ T4034] dump_stack+0x1c/0x58 [ 50.464776][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.466263][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.467615][ T4034] dccp_write_xmit+0x128/0x208 [ 50.468934][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.470156][ T4034] inet_sendmsg+0x15c/0x290 [ 50.471362][ T4034] __sys_sendto+0x388/0x4d0 [ 50.472586][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.473970][ T4034] invoke_syscall+0x98/0x2b8 [ 50.475244][ T4034] el0_svc_common+0x138/0x258 [ 50.476529][ T4034] do_el0_svc+0x58/0x14c [ 50.477659][ T4034] el0_svc+0x7c/0x1f0 [ 50.478779][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.480156][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.481662][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.484812][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.487117][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.489621][ T4034] Call trace: [ 50.490497][ T4034] dump_backtrace+0x0/0x530 [ 50.491659][ T4034] show_stack+0x2c/0x3c [ 50.492799][ T4034] dump_stack_lvl+0x108/0x170 [ 50.494115][ T4034] dump_stack+0x1c/0x58 [ 50.495257][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.496723][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.498055][ T4034] dccp_write_xmit+0x128/0x208 [ 50.499351][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.500590][ T4034] inet_sendmsg+0x15c/0x290 [ 50.501853][ T4034] __sys_sendto+0x388/0x4d0 [ 50.503063][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.504442][ T4034] invoke_syscall+0x98/0x2b8 [ 50.505654][ T4034] el0_svc_common+0x138/0x258 [ 50.506903][ T4034] do_el0_svc+0x58/0x14c [ 50.508049][ T4034] el0_svc+0x7c/0x1f0 [ 50.509057][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.510487][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.512024][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.515239][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.517513][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.520201][ T4034] Call trace: [ 50.521039][ T4034] dump_backtrace+0x0/0x530 [ 50.522214][ T4034] show_stack+0x2c/0x3c [ 50.523298][ T4034] dump_stack_lvl+0x108/0x170 [ 50.524580][ T4034] dump_stack+0x1c/0x58 [ 50.525770][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.527263][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.528603][ T4034] dccp_write_xmit+0x128/0x208 [ 50.529891][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.531101][ T4034] inet_sendmsg+0x15c/0x290 [ 50.532411][ T4034] __sys_sendto+0x388/0x4d0 [ 50.533614][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.534915][ T4034] invoke_syscall+0x98/0x2b8 [ 50.536169][ T4034] el0_svc_common+0x138/0x258 [ 50.537502][ T4034] do_el0_svc+0x58/0x14c [ 50.538690][ T4034] el0_svc+0x7c/0x1f0 [ 50.539759][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.541135][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.542631][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.545485][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.547725][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.550422][ T4034] Call trace: [ 50.551237][ T4034] dump_backtrace+0x0/0x530 [ 50.552362][ T4034] show_stack+0x2c/0x3c [ 50.553473][ T4034] dump_stack_lvl+0x108/0x170 [ 50.554761][ T4034] dump_stack+0x1c/0x58 [ 50.555909][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.557438][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.558803][ T4034] dccp_write_xmit+0x128/0x208 [ 50.560104][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.561303][ T4034] inet_sendmsg+0x15c/0x290 [ 50.562492][ T4034] __sys_sendto+0x388/0x4d0 [ 50.563706][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.565051][ T4034] invoke_syscall+0x98/0x2b8 [ 50.566298][ T4034] el0_svc_common+0x138/0x258 [ 50.567554][ T4034] do_el0_svc+0x58/0x14c [ 50.568673][ T4034] el0_svc+0x7c/0x1f0 [ 50.569714][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.571105][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.572610][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.575541][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.577762][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.580392][ T4034] Call trace: [ 50.581205][ T4034] dump_backtrace+0x0/0x530 [ 50.582319][ T4034] show_stack+0x2c/0x3c [ 50.583432][ T4034] dump_stack_lvl+0x108/0x170 [ 50.584722][ T4034] dump_stack+0x1c/0x58 [ 50.585839][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.587401][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.588712][ T4034] dccp_write_xmit+0x128/0x208 [ 50.590044][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.591227][ T4034] inet_sendmsg+0x15c/0x290 [ 50.592466][ T4034] __sys_sendto+0x388/0x4d0 [ 50.593704][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.595068][ T4034] invoke_syscall+0x98/0x2b8 [ 50.596265][ T4034] el0_svc_common+0x138/0x258 [ 50.597462][ T4034] do_el0_svc+0x58/0x14c [ 50.598645][ T4034] el0_svc+0x7c/0x1f0 [ 50.599737][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.601073][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 50.602593][ T4034] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.605594][ T4034] CPU: 0 PID: 4034 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.607815][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.610470][ T4034] Call trace: [ 50.611343][ T4034] dump_backtrace+0x0/0x530 [ 50.612556][ T4034] show_stack+0x2c/0x3c [ 50.613689][ T4034] dump_stack_lvl+0x108/0x170 [ 50.614925][ T4034] dump_stack+0x1c/0x58 [ 50.616088][ T4034] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.617500][ T4034] dccp_xmit_packet+0x298/0x448 [ 50.618859][ T4034] dccp_write_xmit+0x128/0x208 [ 50.620115][ T4034] dccp_sendmsg+0x608/0xae0 [ 50.621431][ T4034] inet_sendmsg+0x15c/0x290 [ 50.622639][ T4034] __sys_sendto+0x388/0x4d0 [ 50.623837][ T4034] __arm64_sys_sendto+0xd8/0xf8 [ 50.625191][ T4034] invoke_syscall+0x98/0x2b8 [ 50.626400][ T4034] el0_svc_common+0x138/0x258 [ 50.627626][ T4034] do_el0_svc+0x58/0x14c [ 50.628726][ T4034] el0_svc+0x7c/0x1f0 [ 50.629807][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.631200][ T4034] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.656777][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.659795][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.662153][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.665093][ T4035] Call trace: [ 50.665991][ T4035] dump_backtrace+0x0/0x530 [ 50.667164][ T4035] show_stack+0x2c/0x3c [ 50.668344][ T4035] dump_stack_lvl+0x108/0x170 [ 50.669592][ T4035] dump_stack+0x1c/0x58 [ 50.670671][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.672248][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.673560][ T4035] dccp_write_xmit+0x128/0x208 [ 50.674873][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.676149][ T4035] inet_sendmsg+0x15c/0x290 [ 50.677386][ T4035] __sys_sendto+0x388/0x4d0 [ 50.678562][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.679937][ T4035] invoke_syscall+0x98/0x2b8 [ 50.681239][ T4035] el0_svc_common+0x138/0x258 [ 50.682464][ T4035] do_el0_svc+0x58/0x14c [ 50.683597][ T4035] el0_svc+0x7c/0x1f0 [ 50.684704][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.686108][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.687834][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.690829][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.693284][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.696021][ T4035] Call trace: [ 50.696907][ T4035] dump_backtrace+0x0/0x530 [ 50.698109][ T4035] show_stack+0x2c/0x3c [ 50.699252][ T4035] dump_stack_lvl+0x108/0x170 [ 50.700536][ T4035] dump_stack+0x1c/0x58 [ 50.701647][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.703195][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.704511][ T4035] dccp_write_xmit+0x128/0x208 [ 50.705886][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.707171][ T4035] inet_sendmsg+0x15c/0x290 [ 50.708419][ T4035] __sys_sendto+0x388/0x4d0 [ 50.709686][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.711016][ T4035] invoke_syscall+0x98/0x2b8 [ 50.712289][ T4035] el0_svc_common+0x138/0x258 [ 50.713555][ T4035] do_el0_svc+0x58/0x14c [ 50.714682][ T4035] el0_svc+0x7c/0x1f0 [ 50.715812][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.717168][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.718653][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.721586][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.724104][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.726759][ T4035] Call trace: [ 50.727624][ T4035] dump_backtrace+0x0/0x530 [ 50.728889][ T4035] show_stack+0x2c/0x3c [ 50.730037][ T4035] dump_stack_lvl+0x108/0x170 [ 50.731278][ T4035] dump_stack+0x1c/0x58 [ 50.732419][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.733843][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.735140][ T4035] dccp_write_xmit+0x128/0x208 [ 50.736438][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.737721][ T4035] inet_sendmsg+0x15c/0x290 [ 50.738944][ T4035] __sys_sendto+0x388/0x4d0 [ 50.740170][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.741429][ T4035] invoke_syscall+0x98/0x2b8 [ 50.742660][ T4035] el0_svc_common+0x138/0x258 [ 50.743899][ T4035] do_el0_svc+0x58/0x14c [ 50.745055][ T4035] el0_svc+0x7c/0x1f0 [ 50.746121][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.747483][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.748997][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.751924][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.754196][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.756824][ T4035] Call trace: [ 50.757683][ T4035] dump_backtrace+0x0/0x530 [ 50.758836][ T4035] show_stack+0x2c/0x3c [ 50.760001][ T4035] dump_stack_lvl+0x108/0x170 [ 50.761244][ T4035] dump_stack+0x1c/0x58 [ 50.762427][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.763882][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.765237][ T4035] dccp_write_xmit+0x128/0x208 [ 50.766485][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.767688][ T4035] inet_sendmsg+0x15c/0x290 [ 50.768948][ T4035] __sys_sendto+0x388/0x4d0 [ 50.770169][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.771480][ T4035] invoke_syscall+0x98/0x2b8 [ 50.772705][ T4035] el0_svc_common+0x138/0x258 [ 50.773948][ T4035] do_el0_svc+0x58/0x14c [ 50.775115][ T4035] el0_svc+0x7c/0x1f0 [ 50.776267][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.777625][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.779424][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.782612][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.784999][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.787505][ T4035] Call trace: [ 50.788448][ T4035] dump_backtrace+0x0/0x530 [ 50.789633][ T4035] show_stack+0x2c/0x3c [ 50.790749][ T4035] dump_stack_lvl+0x108/0x170 [ 50.791950][ T4035] dump_stack+0x1c/0x58 [ 50.793049][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.794515][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.795877][ T4035] dccp_write_xmit+0x128/0x208 [ 50.797217][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.798534][ T4035] inet_sendmsg+0x15c/0x290 [ 50.799728][ T4035] __sys_sendto+0x388/0x4d0 [ 50.801092][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.802393][ T4035] invoke_syscall+0x98/0x2b8 [ 50.803608][ T4035] el0_svc_common+0x138/0x258 [ 50.804875][ T4035] do_el0_svc+0x58/0x14c [ 50.806001][ T4035] el0_svc+0x7c/0x1f0 [ 50.807093][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.808492][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.809937][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.813101][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.815461][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.818243][ T4035] Call trace: [ 50.819096][ T4035] dump_backtrace+0x0/0x530 [ 50.820338][ T4035] show_stack+0x2c/0x3c [ 50.821521][ T4035] dump_stack_lvl+0x108/0x170 [ 50.822787][ T4035] dump_stack+0x1c/0x58 [ 50.823927][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.825499][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.826790][ T4035] dccp_write_xmit+0x128/0x208 [ 50.828295][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.829493][ T4035] inet_sendmsg+0x15c/0x290 [ 50.830732][ T4035] __sys_sendto+0x388/0x4d0 [ 50.831929][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.833213][ T4035] invoke_syscall+0x98/0x2b8 [ 50.834469][ T4035] el0_svc_common+0x138/0x258 [ 50.835719][ T4035] do_el0_svc+0x58/0x14c [ 50.836838][ T4035] el0_svc+0x7c/0x1f0 [ 50.838053][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.839416][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.840875][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.843901][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.846241][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.849050][ T4035] Call trace: [ 50.849890][ T4035] dump_backtrace+0x0/0x530 [ 50.851039][ T4035] show_stack+0x2c/0x3c [ 50.852138][ T4035] dump_stack_lvl+0x108/0x170 [ 50.853389][ T4035] dump_stack+0x1c/0x58 [ 50.854479][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.855909][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.857261][ T4035] dccp_write_xmit+0x128/0x208 [ 50.858517][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.859764][ T4035] inet_sendmsg+0x15c/0x290 [ 50.860976][ T4035] __sys_sendto+0x388/0x4d0 [ 50.862200][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.863484][ T4035] invoke_syscall+0x98/0x2b8 [ 50.864696][ T4035] el0_svc_common+0x138/0x258 [ 50.865918][ T4035] do_el0_svc+0x58/0x14c [ 50.867030][ T4035] el0_svc+0x7c/0x1f0 [ 50.868067][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.869423][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.870962][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.873773][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.876019][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.878553][ T4035] Call trace: [ 50.879312][ T4035] dump_backtrace+0x0/0x530 [ 50.880424][ T4035] show_stack+0x2c/0x3c [ 50.881470][ T4035] dump_stack_lvl+0x108/0x170 [ 50.882656][ T4035] dump_stack+0x1c/0x58 [ 50.883809][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.885263][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.886567][ T4035] dccp_write_xmit+0x128/0x208 [ 50.887849][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.889045][ T4035] inet_sendmsg+0x15c/0x290 [ 50.890221][ T4035] __sys_sendto+0x388/0x4d0 [ 50.891384][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.892752][ T4035] invoke_syscall+0x98/0x2b8 [ 50.893980][ T4035] el0_svc_common+0x138/0x258 [ 50.895283][ T4035] do_el0_svc+0x58/0x14c [ 50.896417][ T4035] el0_svc+0x7c/0x1f0 [ 50.897450][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.898786][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.901598][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.904708][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.906893][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.909537][ T4035] Call trace: [ 50.910456][ T4035] dump_backtrace+0x0/0x530 [ 50.911699][ T4035] show_stack+0x2c/0x3c [ 50.912836][ T4035] dump_stack_lvl+0x108/0x170 [ 50.914126][ T4035] dump_stack+0x1c/0x58 [ 50.915204][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.916721][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.918041][ T4035] dccp_write_xmit+0x128/0x208 [ 50.919319][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.920535][ T4035] inet_sendmsg+0x15c/0x290 [ 50.921773][ T4035] __sys_sendto+0x388/0x4d0 [ 50.923011][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.924412][ T4035] invoke_syscall+0x98/0x2b8 [ 50.925640][ T4035] el0_svc_common+0x138/0x258 [ 50.926934][ T4035] do_el0_svc+0x58/0x14c [ 50.928076][ T4035] el0_svc+0x7c/0x1f0 [ 50.929215][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.930594][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.932074][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.935148][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.937434][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.940184][ T4035] Call trace: [ 50.941029][ T4035] dump_backtrace+0x0/0x530 [ 50.942289][ T4035] show_stack+0x2c/0x3c [ 50.943466][ T4035] dump_stack_lvl+0x108/0x170 [ 50.944731][ T4035] dump_stack+0x1c/0x58 [ 50.945850][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.947368][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.948609][ T4035] dccp_write_xmit+0x128/0x208 [ 50.949919][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.951171][ T4035] inet_sendmsg+0x15c/0x290 [ 50.952418][ T4035] __sys_sendto+0x388/0x4d0 [ 50.953647][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.954969][ T4035] invoke_syscall+0x98/0x2b8 [ 50.956258][ T4035] el0_svc_common+0x138/0x258 [ 50.957515][ T4035] do_el0_svc+0x58/0x14c [ 50.958732][ T4035] el0_svc+0x7c/0x1f0 [ 50.959732][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.961100][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 50.962665][ T4035] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 50.965774][ T4035] CPU: 0 PID: 4035 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 50.968095][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.970775][ T4035] Call trace: [ 50.971620][ T4035] dump_backtrace+0x0/0x530 [ 50.972806][ T4035] show_stack+0x2c/0x3c [ 50.973962][ T4035] dump_stack_lvl+0x108/0x170 [ 50.975278][ T4035] dump_stack+0x1c/0x58 [ 50.976486][ T4035] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 50.978058][ T4035] dccp_xmit_packet+0x298/0x448 [ 50.979376][ T4035] dccp_write_xmit+0x128/0x208 [ 50.980712][ T4035] dccp_sendmsg+0x608/0xae0 [ 50.981941][ T4035] inet_sendmsg+0x15c/0x290 [ 50.983272][ T4035] __sys_sendto+0x388/0x4d0 [ 50.984490][ T4035] __arm64_sys_sendto+0xd8/0xf8 [ 50.985836][ T4035] invoke_syscall+0x98/0x2b8 [ 50.987159][ T4035] el0_svc_common+0x138/0x258 [ 50.988408][ T4035] do_el0_svc+0x58/0x14c [ 50.989645][ T4035] el0_svc+0x7c/0x1f0 [ 50.990760][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.992165][ T4035] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.003364][ T4036] net_ratelimit: 7 callbacks suppressed [ 51.003377][ T4036] dccp_xmit_packet: Payload too large (65475) for featneg. [ 51.016687][ T4036] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.019636][ T4036] CPU: 0 PID: 4036 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.021998][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.024830][ T4036] Call trace: [ 51.025749][ T4036] dump_backtrace+0x0/0x530 [ 51.026915][ T4036] show_stack+0x2c/0x3c [ 51.028074][ T4036] dump_stack_lvl+0x108/0x170 [ 51.029355][ T4036] dump_stack+0x1c/0x58 [ 51.030424][ T4036] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.031914][ T4036] dccp_xmit_packet+0x298/0x448 [ 51.033278][ T4036] dccp_write_xmit+0x128/0x208 [ 51.034574][ T4036] dccp_sendmsg+0x608/0xae0 [ 51.035841][ T4036] inet_sendmsg+0x15c/0x290 [ 51.037037][ T4036] __sys_sendto+0x388/0x4d0 [ 51.038198][ T4036] __arm64_sys_sendto+0xd8/0xf8 [ 51.039586][ T4036] invoke_syscall+0x98/0x2b8 [ 51.040822][ T4036] el0_svc_common+0x138/0x258 [ 51.042079][ T4036] do_el0_svc+0x58/0x14c [ 51.043266][ T4036] el0_svc+0x7c/0x1f0 [ 51.044290][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 51.045643][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 51.047168][ T4036] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.050062][ T4036] CPU: 0 PID: 4036 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.052333][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.055033][ T4036] Call trace: [ 51.055857][ T4036] dump_backtrace+0x0/0x530 [ 51.057056][ T4036] show_stack+0x2c/0x3c [ 51.058190][ T4036] dump_stack_lvl+0x108/0x170 [ 51.059418][ T4036] dump_stack+0x1c/0x58 [ 51.060571][ T4036] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.062057][ T4036] dccp_xmit_packet+0x298/0x448 [ 51.063366][ T4036] dccp_write_xmit+0x128/0x208 [ 51.064708][ T4036] dccp_sendmsg+0x608/0xae0 [ 51.065905][ T4036] inet_sendmsg+0x15c/0x290 [ 51.067157][ T4036] __sys_sendto+0x388/0x4d0 [ 51.068392][ T4036] __arm64_sys_sendto+0xd8/0xf8 [ 51.069648][ T4036] invoke_syscall+0x98/0x2b8 [ 51.070921][ T4036] el0_svc_common+0x138/0x258 [ 51.072257][ T4036] do_el0_svc+0x58/0x14c [ 51.073357][ T4036] el0_svc+0x7c/0x1f0 [ 51.074490][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 51.075904][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 51.077394][ T4036] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.080348][ T4036] CPU: 0 PID: 4036 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.082527][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.085352][ T4036] Call trace: [ 51.086244][ T4036] dump_backtrace+0x0/0x530 [ 51.087439][ T4036] show_stack+0x2c/0x3c [ 51.088552][ T4036] dump_stack_lvl+0x108/0x170 [ 51.089841][ T4036] dump_stack+0x1c/0x58 [ 51.090907][ T4036] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.092436][ T4036] dccp_xmit_packet+0x298/0x448 [ 51.093771][ T4036] dccp_write_xmit+0x128/0x208 [ 51.095075][ T4036] dccp_sendmsg+0x608/0xae0 [ 51.096319][ T4036] inet_sendmsg+0x15c/0x290 [ 51.097525][ T4036] __sys_sendto+0x388/0x4d0 [ 51.098684][ T4036] __arm64_sys_sendto+0xd8/0xf8 [ 51.100095][ T4036] invoke_syscall+0x98/0x2b8 [ 51.101309][ T4036] el0_svc_common+0x138/0x258 [ 51.102586][ T4036] do_el0_svc+0x58/0x14c [ 51.103739][ T4036] el0_svc+0x7c/0x1f0 [ 51.104758][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 51.106192][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 51.108308][ T4036] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.111249][ T4036] CPU: 0 PID: 4036 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.113637][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.116434][ T4036] Call trace: [ 51.117323][ T4036] dump_backtrace+0x0/0x530 [ 51.118608][ T4036] show_stack+0x2c/0x3c [ 51.119702][ T4036] dump_stack_lvl+0x108/0x170 [ 51.120906][ T4036] dump_stack+0x1c/0x58 [ 51.121993][ T4036] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.123534][ T4036] dccp_xmit_packet+0x298/0x448 [ 51.124828][ T4036] dccp_write_xmit+0x128/0x208 [ 51.126105][ T4036] dccp_sendmsg+0x608/0xae0 [ 51.127373][ T4036] inet_sendmsg+0x15c/0x290 [ 51.128587][ T4036] __sys_sendto+0x388/0x4d0 [ 51.129803][ T4036] __arm64_sys_sendto+0xd8/0xf8 [ 51.131197][ T4036] invoke_syscall+0x98/0x2b8 [ 51.132369][ T4036] el0_svc_common+0x138/0x258 [ 51.133618][ T4036] do_el0_svc+0x58/0x14c [ 51.134779][ T4036] el0_svc+0x7c/0x1f0 [ 51.135865][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 51.137260][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 51.138820][ T4036] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.141712][ T4036] CPU: 0 PID: 4036 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.144177][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.146862][ T4036] Call trace: [ 51.147758][ T4036] dump_backtrace+0x0/0x530 [ 51.148951][ T4036] show_stack+0x2c/0x3c [ 51.150175][ T4036] dump_stack_lvl+0x108/0x170 [ 51.151434][ T4036] dump_stack+0x1c/0x58 [ 51.152539][ T4036] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.154088][ T4036] dccp_xmit_packet+0x298/0x448 [ 51.155377][ T4036] dccp_write_xmit+0x128/0x208 [ 51.156678][ T4036] dccp_sendmsg+0x608/0xae0 [ 51.157897][ T4036] inet_sendmsg+0x15c/0x290 [ 51.159090][ T4036] __sys_sendto+0x388/0x4d0 [ 51.160330][ T4036] __arm64_sys_sendto+0xd8/0xf8 [ 51.161657][ T4036] invoke_syscall+0x98/0x2b8 [ 51.162926][ T4036] el0_svc_common+0x138/0x258 [ 51.164126][ T4036] do_el0_svc+0x58/0x14c [ 51.165276][ T4036] el0_svc+0x7c/0x1f0 [ 51.166359][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 51.167728][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 51.169263][ T4036] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.172287][ T4036] CPU: 0 PID: 4036 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.174672][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.177365][ T4036] Call trace: [ 51.178235][ T4036] dump_backtrace+0x0/0x530 [ 51.179408][ T4036] show_stack+0x2c/0x3c [ 51.180501][ T4036] dump_stack_lvl+0x108/0x170 [ 51.181712][ T4036] dump_stack+0x1c/0x58 [ 51.182815][ T4036] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.184333][ T4036] dccp_xmit_packet+0x298/0x448 [ 51.185660][ T4036] dccp_write_xmit+0x128/0x208 [ 51.187003][ T4036] dccp_sendmsg+0x608/0xae0 [ 51.188230][ T4036] inet_sendmsg+0x15c/0x290 [ 51.189445][ T4036] __sys_sendto+0x388/0x4d0 [ 51.190636][ T4036] __arm64_sys_sendto+0xd8/0xf8 [ 51.192019][ T4036] invoke_syscall+0x98/0x2b8 [ 51.193285][ T4036] el0_svc_common+0x138/0x258 [ 51.194575][ T4036] do_el0_svc+0x58/0x14c [ 51.195616][ T4036] el0_svc+0x7c/0x1f0 [ 51.196737][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 51.198101][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 51.199675][ T4036] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.202843][ T4036] CPU: 0 PID: 4036 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.205073][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.207707][ T4036] Call trace: [ 51.208583][ T4036] dump_backtrace+0x0/0x530 [ 51.209774][ T4036] show_stack+0x2c/0x3c [ 51.210895][ T4036] dump_stack_lvl+0x108/0x170 [ 51.212184][ T4036] dump_stack+0x1c/0x58 [ 51.213297][ T4036] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.214854][ T4036] dccp_xmit_packet+0x298/0x448 [ 51.216201][ T4036] dccp_write_xmit+0x128/0x208 [ 51.217528][ T4036] dccp_sendmsg+0x608/0xae0 [ 51.218707][ T4036] inet_sendmsg+0x15c/0x290 [ 51.219921][ T4036] __sys_sendto+0x388/0x4d0 [ 51.221133][ T4036] __arm64_sys_sendto+0xd8/0xf8 [ 51.222448][ T4036] invoke_syscall+0x98/0x2b8 [ 51.223751][ T4036] el0_svc_common+0x138/0x258 [ 51.225015][ T4036] do_el0_svc+0x58/0x14c [ 51.226143][ T4036] el0_svc+0x7c/0x1f0 [ 51.227209][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 51.228555][ T4036] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.237814][ T4037] dccp_xmit_packet: Payload too large (65475) for featneg. [ 51.250759][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.254306][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.256672][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.259320][ T4037] Call trace: [ 51.260152][ T4037] dump_backtrace+0x0/0x530 [ 51.261374][ T4037] show_stack+0x2c/0x3c [ 51.262462][ T4037] dump_stack_lvl+0x108/0x170 [ 51.263746][ T4037] dump_stack+0x1c/0x58 [ 51.264935][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.266446][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.267768][ T4037] dccp_write_xmit+0x128/0x208 [ 51.269136][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.270377][ T4037] inet_sendmsg+0x15c/0x290 [ 51.271577][ T4037] __sys_sendto+0x388/0x4d0 [ 51.272861][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.274148][ T4037] invoke_syscall+0x98/0x2b8 [ 51.275422][ T4037] el0_svc_common+0x138/0x258 [ 51.276672][ T4037] do_el0_svc+0x58/0x14c [ 51.277908][ T4037] el0_svc+0x7c/0x1f0 [ 51.278911][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.280267][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.281796][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.285066][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.287477][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.290124][ T4037] Call trace: [ 51.290948][ T4037] dump_backtrace+0x0/0x530 [ 51.292320][ T4037] show_stack+0x2c/0x3c [ 51.293429][ T4037] dump_stack_lvl+0x108/0x170 [ 51.294678][ T4037] dump_stack+0x1c/0x58 [ 51.295797][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.297305][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.298647][ T4037] dccp_write_xmit+0x128/0x208 [ 51.299970][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.301206][ T4037] inet_sendmsg+0x15c/0x290 [ 51.302411][ T4037] __sys_sendto+0x388/0x4d0 [ 51.303591][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.304940][ T4037] invoke_syscall+0x98/0x2b8 [ 51.306260][ T4037] el0_svc_common+0x138/0x258 [ 51.307444][ T4037] do_el0_svc+0x58/0x14c [ 51.308628][ T4037] el0_svc+0x7c/0x1f0 [ 51.309697][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.311118][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.312641][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.315628][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.317935][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.320571][ T4037] Call trace: [ 51.321440][ T4037] dump_backtrace+0x0/0x530 [ 51.322646][ T4037] show_stack+0x2c/0x3c [ 51.323814][ T4037] dump_stack_lvl+0x108/0x170 [ 51.325128][ T4037] dump_stack+0x1c/0x58 [ 51.326270][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.327724][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.328975][ T4037] dccp_write_xmit+0x128/0x208 [ 51.330290][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.331487][ T4037] inet_sendmsg+0x15c/0x290 [ 51.332829][ T4037] __sys_sendto+0x388/0x4d0 [ 51.334071][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.335384][ T4037] invoke_syscall+0x98/0x2b8 [ 51.336684][ T4037] el0_svc_common+0x138/0x258 [ 51.337938][ T4037] do_el0_svc+0x58/0x14c [ 51.339085][ T4037] el0_svc+0x7c/0x1f0 [ 51.340202][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.341513][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.343170][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.345937][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.348248][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.350865][ T4037] Call trace: [ 51.351688][ T4037] dump_backtrace+0x0/0x530 [ 51.352867][ T4037] show_stack+0x2c/0x3c [ 51.353946][ T4037] dump_stack_lvl+0x108/0x170 [ 51.355190][ T4037] dump_stack+0x1c/0x58 [ 51.356282][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.357698][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.358999][ T4037] dccp_write_xmit+0x128/0x208 [ 51.360227][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.361385][ T4037] inet_sendmsg+0x15c/0x290 [ 51.362620][ T4037] __sys_sendto+0x388/0x4d0 [ 51.363938][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.365248][ T4037] invoke_syscall+0x98/0x2b8 [ 51.366443][ T4037] el0_svc_common+0x138/0x258 [ 51.367678][ T4037] do_el0_svc+0x58/0x14c [ 51.368803][ T4037] el0_svc+0x7c/0x1f0 [ 51.369906][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.371293][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.372921][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.376008][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.378340][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.381103][ T4037] Call trace: [ 51.381995][ T4037] dump_backtrace+0x0/0x530 [ 51.383143][ T4037] show_stack+0x2c/0x3c [ 51.384321][ T4037] dump_stack_lvl+0x108/0x170 [ 51.385671][ T4037] dump_stack+0x1c/0x58 [ 51.386864][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.388331][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.389606][ T4037] dccp_write_xmit+0x128/0x208 [ 51.390950][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.392287][ T4037] inet_sendmsg+0x15c/0x290 [ 51.393506][ T4037] __sys_sendto+0x388/0x4d0 [ 51.394737][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.396029][ T4037] invoke_syscall+0x98/0x2b8 [ 51.397286][ T4037] el0_svc_common+0x138/0x258 [ 51.398549][ T4037] do_el0_svc+0x58/0x14c [ 51.399698][ T4037] el0_svc+0x7c/0x1f0 [ 51.400847][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.402266][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.403853][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.406825][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.409146][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.411713][ T4037] Call trace: [ 51.412568][ T4037] dump_backtrace+0x0/0x530 [ 51.413743][ T4037] show_stack+0x2c/0x3c [ 51.414963][ T4037] dump_stack_lvl+0x108/0x170 [ 51.416258][ T4037] dump_stack+0x1c/0x58 [ 51.417419][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.418978][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.420311][ T4037] dccp_write_xmit+0x128/0x208 [ 51.421572][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.422759][ T4037] inet_sendmsg+0x15c/0x290 [ 51.424018][ T4037] __sys_sendto+0x388/0x4d0 [ 51.425291][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.426578][ T4037] invoke_syscall+0x98/0x2b8 [ 51.427812][ T4037] el0_svc_common+0x138/0x258 [ 51.429087][ T4037] do_el0_svc+0x58/0x14c [ 51.430284][ T4037] el0_svc+0x7c/0x1f0 [ 51.431463][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.432827][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.434371][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.437473][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.439812][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.442616][ T4037] Call trace: [ 51.443562][ T4037] dump_backtrace+0x0/0x530 [ 51.444834][ T4037] show_stack+0x2c/0x3c [ 51.446010][ T4037] dump_stack_lvl+0x108/0x170 [ 51.447285][ T4037] dump_stack+0x1c/0x58 [ 51.448396][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.449910][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.451338][ T4037] dccp_write_xmit+0x128/0x208 [ 51.452713][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.454005][ T4037] inet_sendmsg+0x15c/0x290 [ 51.455190][ T4037] __sys_sendto+0x388/0x4d0 [ 51.456389][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.457830][ T4037] invoke_syscall+0x98/0x2b8 [ 51.459091][ T4037] el0_svc_common+0x138/0x258 [ 51.460391][ T4037] do_el0_svc+0x58/0x14c [ 51.461637][ T4037] el0_svc+0x7c/0x1f0 [ 51.462738][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.464138][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.465747][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.468654][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.471014][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.473764][ T4037] Call trace: [ 51.474696][ T4037] dump_backtrace+0x0/0x530 [ 51.475967][ T4037] show_stack+0x2c/0x3c [ 51.477086][ T4037] dump_stack_lvl+0x108/0x170 [ 51.478332][ T4037] dump_stack+0x1c/0x58 [ 51.479486][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.480964][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.482521][ T4037] dccp_write_xmit+0x128/0x208 [ 51.483895][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.485099][ T4037] inet_sendmsg+0x15c/0x290 [ 51.486392][ T4037] __sys_sendto+0x388/0x4d0 [ 51.487685][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.489004][ T4037] invoke_syscall+0x98/0x2b8 [ 51.490393][ T4037] el0_svc_common+0x138/0x258 [ 51.491752][ T4037] do_el0_svc+0x58/0x14c [ 51.492860][ T4037] el0_svc+0x7c/0x1f0 [ 51.493962][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.495417][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.497022][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.500023][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.502445][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.505224][ T4037] Call trace: [ 51.506100][ T4037] dump_backtrace+0x0/0x530 [ 51.507319][ T4037] show_stack+0x2c/0x3c [ 51.508387][ T4037] dump_stack_lvl+0x108/0x170 [ 51.509617][ T4037] dump_stack+0x1c/0x58 [ 51.510689][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.512117][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.513391][ T4037] dccp_write_xmit+0x128/0x208 [ 51.514696][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.515933][ T4037] inet_sendmsg+0x15c/0x290 [ 51.517172][ T4037] __sys_sendto+0x388/0x4d0 [ 51.518433][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.519726][ T4037] invoke_syscall+0x98/0x2b8 [ 51.521045][ T4037] el0_svc_common+0x138/0x258 [ 51.522285][ T4037] do_el0_svc+0x58/0x14c [ 51.523485][ T4037] el0_svc+0x7c/0x1f0 [ 51.524625][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.526014][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.527589][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.530756][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.533075][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.535889][ T4037] Call trace: [ 51.536812][ T4037] dump_backtrace+0x0/0x530 [ 51.538060][ T4037] show_stack+0x2c/0x3c [ 51.539181][ T4037] dump_stack_lvl+0x108/0x170 [ 51.540425][ T4037] dump_stack+0x1c/0x58 [ 51.541590][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.543085][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.544451][ T4037] dccp_write_xmit+0x128/0x208 [ 51.545731][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.546930][ T4037] inet_sendmsg+0x15c/0x290 [ 51.548168][ T4037] __sys_sendto+0x388/0x4d0 [ 51.549373][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.550743][ T4037] invoke_syscall+0x98/0x2b8 [ 51.551919][ T4037] el0_svc_common+0x138/0x258 [ 51.553289][ T4037] do_el0_svc+0x58/0x14c [ 51.554402][ T4037] el0_svc+0x7c/0x1f0 [ 51.555451][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.556774][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 51.558228][ T4037] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.561243][ T4037] CPU: 0 PID: 4037 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.563648][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.566451][ T4037] Call trace: [ 51.567340][ T4037] dump_backtrace+0x0/0x530 [ 51.568519][ T4037] show_stack+0x2c/0x3c [ 51.569617][ T4037] dump_stack_lvl+0x108/0x170 [ 51.570970][ T4037] dump_stack+0x1c/0x58 [ 51.572064][ T4037] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.573560][ T4037] dccp_xmit_packet+0x298/0x448 [ 51.574848][ T4037] dccp_write_xmit+0x128/0x208 [ 51.576206][ T4037] dccp_sendmsg+0x608/0xae0 [ 51.577413][ T4037] inet_sendmsg+0x15c/0x290 [ 51.578740][ T4037] __sys_sendto+0x388/0x4d0 [ 51.579933][ T4037] __arm64_sys_sendto+0xd8/0xf8 [ 51.581297][ T4037] invoke_syscall+0x98/0x2b8 [ 51.582535][ T4037] el0_svc_common+0x138/0x258 [ 51.583802][ T4037] do_el0_svc+0x58/0x14c [ 51.585025][ T4037] el0_svc+0x7c/0x1f0 [ 51.586128][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 51.587468][ T4037] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.604973][ T4038] dccp_xmit_packet: Payload too large (65475) for featneg. [ 51.616706][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.619759][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.622148][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.624902][ T4038] Call trace: [ 51.625827][ T4038] dump_backtrace+0x0/0x530 [ 51.627125][ T4038] show_stack+0x2c/0x3c [ 51.628260][ T4038] dump_stack_lvl+0x108/0x170 [ 51.629569][ T4038] dump_stack+0x1c/0x58 [ 51.630744][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.632202][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.633538][ T4038] dccp_write_xmit+0x128/0x208 [ 51.634797][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.635962][ T4038] inet_sendmsg+0x15c/0x290 [ 51.637155][ T4038] __sys_sendto+0x388/0x4d0 [ 51.638393][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.639702][ T4038] invoke_syscall+0x98/0x2b8 [ 51.640961][ T4038] el0_svc_common+0x138/0x258 [ 51.642156][ T4038] do_el0_svc+0x58/0x14c [ 51.643279][ T4038] el0_svc+0x7c/0x1f0 [ 51.644327][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.645684][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.647179][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.650077][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.652340][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.655083][ T4038] Call trace: [ 51.655883][ T4038] dump_backtrace+0x0/0x530 [ 51.657050][ T4038] show_stack+0x2c/0x3c [ 51.658205][ T4038] dump_stack_lvl+0x108/0x170 [ 51.659481][ T4038] dump_stack+0x1c/0x58 [ 51.660590][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.662056][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.663385][ T4038] dccp_write_xmit+0x128/0x208 [ 51.664698][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.665960][ T4038] inet_sendmsg+0x15c/0x290 [ 51.667192][ T4038] __sys_sendto+0x388/0x4d0 [ 51.668531][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.669854][ T4038] invoke_syscall+0x98/0x2b8 [ 51.671077][ T4038] el0_svc_common+0x138/0x258 [ 51.672370][ T4038] do_el0_svc+0x58/0x14c [ 51.673557][ T4038] el0_svc+0x7c/0x1f0 [ 51.674605][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.675964][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.677698][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.680770][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.683212][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.686030][ T4038] Call trace: [ 51.686895][ T4038] dump_backtrace+0x0/0x530 [ 51.688132][ T4038] show_stack+0x2c/0x3c [ 51.689228][ T4038] dump_stack_lvl+0x108/0x170 [ 51.690498][ T4038] dump_stack+0x1c/0x58 [ 51.691598][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.693126][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.694425][ T4038] dccp_write_xmit+0x128/0x208 [ 51.695697][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.696948][ T4038] inet_sendmsg+0x15c/0x290 [ 51.698237][ T4038] __sys_sendto+0x388/0x4d0 [ 51.699511][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.700831][ T4038] invoke_syscall+0x98/0x2b8 [ 51.702083][ T4038] el0_svc_common+0x138/0x258 [ 51.703355][ T4038] do_el0_svc+0x58/0x14c [ 51.704536][ T4038] el0_svc+0x7c/0x1f0 [ 51.705646][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.707068][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.708873][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.711914][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.714323][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.717072][ T4038] Call trace: [ 51.717941][ T4038] dump_backtrace+0x0/0x530 [ 51.719251][ T4038] show_stack+0x2c/0x3c [ 51.720342][ T4038] dump_stack_lvl+0x108/0x170 [ 51.721584][ T4038] dump_stack+0x1c/0x58 [ 51.722677][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.724196][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.725563][ T4038] dccp_write_xmit+0x128/0x208 [ 51.726831][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.728188][ T4038] inet_sendmsg+0x15c/0x290 [ 51.729468][ T4038] __sys_sendto+0x388/0x4d0 [ 51.730677][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.732009][ T4038] invoke_syscall+0x98/0x2b8 [ 51.733181][ T4038] el0_svc_common+0x138/0x258 [ 51.734398][ T4038] do_el0_svc+0x58/0x14c [ 51.735562][ T4038] el0_svc+0x7c/0x1f0 [ 51.736650][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.738009][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.739609][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.742624][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.744767][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.747369][ T4038] Call trace: [ 51.748194][ T4038] dump_backtrace+0x0/0x530 [ 51.749356][ T4038] show_stack+0x2c/0x3c [ 51.750400][ T4038] dump_stack_lvl+0x108/0x170 [ 51.751525][ T4038] dump_stack+0x1c/0x58 [ 51.752616][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.754090][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.755447][ T4038] dccp_write_xmit+0x128/0x208 [ 51.756667][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.757860][ T4038] inet_sendmsg+0x15c/0x290 [ 51.759053][ T4038] __sys_sendto+0x388/0x4d0 [ 51.760238][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.761563][ T4038] invoke_syscall+0x98/0x2b8 [ 51.762788][ T4038] el0_svc_common+0x138/0x258 [ 51.764026][ T4038] do_el0_svc+0x58/0x14c [ 51.765136][ T4038] el0_svc+0x7c/0x1f0 [ 51.766179][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.767440][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.768888][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.771643][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.773977][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.776654][ T4038] Call trace: [ 51.777522][ T4038] dump_backtrace+0x0/0x530 [ 51.778745][ T4038] show_stack+0x2c/0x3c [ 51.779875][ T4038] dump_stack_lvl+0x108/0x170 [ 51.781087][ T4038] dump_stack+0x1c/0x58 [ 51.782172][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.783678][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.784977][ T4038] dccp_write_xmit+0x128/0x208 [ 51.786240][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.787426][ T4038] inet_sendmsg+0x15c/0x290 [ 51.788553][ T4038] __sys_sendto+0x388/0x4d0 [ 51.789743][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.791007][ T4038] invoke_syscall+0x98/0x2b8 [ 51.792243][ T4038] el0_svc_common+0x138/0x258 [ 51.793463][ T4038] do_el0_svc+0x58/0x14c [ 51.794584][ T4038] el0_svc+0x7c/0x1f0 [ 51.795573][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.796935][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.798363][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.801176][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.803369][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.806013][ T4038] Call trace: [ 51.806863][ T4038] dump_backtrace+0x0/0x530 [ 51.808045][ T4038] show_stack+0x2c/0x3c [ 51.809189][ T4038] dump_stack_lvl+0x108/0x170 [ 51.810392][ T4038] dump_stack+0x1c/0x58 [ 51.811450][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.812861][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.814132][ T4038] dccp_write_xmit+0x128/0x208 [ 51.815391][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.816587][ T4038] inet_sendmsg+0x15c/0x290 [ 51.817784][ T4038] __sys_sendto+0x388/0x4d0 [ 51.818942][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.820232][ T4038] invoke_syscall+0x98/0x2b8 [ 51.821432][ T4038] el0_svc_common+0x138/0x258 [ 51.822698][ T4038] do_el0_svc+0x58/0x14c [ 51.823826][ T4038] el0_svc+0x7c/0x1f0 [ 51.824885][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.826220][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.827715][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.830587][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.832800][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.835412][ T4038] Call trace: [ 51.836271][ T4038] dump_backtrace+0x0/0x530 [ 51.837406][ T4038] show_stack+0x2c/0x3c [ 51.838536][ T4038] dump_stack_lvl+0x108/0x170 [ 51.839767][ T4038] dump_stack+0x1c/0x58 [ 51.840872][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.842331][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.843583][ T4038] dccp_write_xmit+0x128/0x208 [ 51.844787][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.845996][ T4038] inet_sendmsg+0x15c/0x290 [ 51.847136][ T4038] __sys_sendto+0x388/0x4d0 [ 51.848385][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.849668][ T4038] invoke_syscall+0x98/0x2b8 [ 51.850879][ T4038] el0_svc_common+0x138/0x258 [ 51.852075][ T4038] do_el0_svc+0x58/0x14c [ 51.853249][ T4038] el0_svc+0x7c/0x1f0 [ 51.854301][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.855685][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.857199][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.860148][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.862342][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.865164][ T4038] Call trace: [ 51.866017][ T4038] dump_backtrace+0x0/0x530 [ 51.867202][ T4038] show_stack+0x2c/0x3c [ 51.868299][ T4038] dump_stack_lvl+0x108/0x170 [ 51.869543][ T4038] dump_stack+0x1c/0x58 [ 51.870630][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.872051][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.873442][ T4038] dccp_write_xmit+0x128/0x208 [ 51.874694][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.875916][ T4038] inet_sendmsg+0x15c/0x290 [ 51.877134][ T4038] __sys_sendto+0x388/0x4d0 [ 51.878355][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.879623][ T4038] invoke_syscall+0x98/0x2b8 [ 51.880801][ T4038] el0_svc_common+0x138/0x258 [ 51.882036][ T4038] do_el0_svc+0x58/0x14c [ 51.883229][ T4038] el0_svc+0x7c/0x1f0 [ 51.884275][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.885644][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 51.887114][ T4038] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.890096][ T4038] CPU: 0 PID: 4038 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.892444][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.895209][ T4038] Call trace: [ 51.896056][ T4038] dump_backtrace+0x0/0x530 [ 51.897280][ T4038] show_stack+0x2c/0x3c [ 51.898344][ T4038] dump_stack_lvl+0x108/0x170 [ 51.899636][ T4038] dump_stack+0x1c/0x58 [ 51.900740][ T4038] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.902301][ T4038] dccp_xmit_packet+0x298/0x448 [ 51.903561][ T4038] dccp_write_xmit+0x128/0x208 [ 51.904903][ T4038] dccp_sendmsg+0x608/0xae0 [ 51.906197][ T4038] inet_sendmsg+0x15c/0x290 [ 51.907397][ T4038] __sys_sendto+0x388/0x4d0 [ 51.908599][ T4038] __arm64_sys_sendto+0xd8/0xf8 [ 51.909887][ T4038] invoke_syscall+0x98/0x2b8 [ 51.911111][ T4038] el0_svc_common+0x138/0x258 [ 51.912344][ T4038] do_el0_svc+0x58/0x14c [ 51.913558][ T4038] el0_svc+0x7c/0x1f0 [ 51.914637][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 51.915928][ T4038] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.931071][ T4039] dccp_xmit_packet: Payload too large (65475) for featneg. [ 51.943962][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.947101][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.949489][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.952102][ T4039] Call trace: [ 51.953038][ T4039] dump_backtrace+0x0/0x530 [ 51.954270][ T4039] show_stack+0x2c/0x3c [ 51.955340][ T4039] dump_stack_lvl+0x108/0x170 [ 51.956629][ T4039] dump_stack+0x1c/0x58 [ 51.957824][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.959349][ T4039] dccp_xmit_packet+0x298/0x448 [ 51.960692][ T4039] dccp_write_xmit+0x128/0x208 [ 51.962030][ T4039] dccp_sendmsg+0x608/0xae0 [ 51.963201][ T4039] inet_sendmsg+0x15c/0x290 [ 51.964408][ T4039] __sys_sendto+0x388/0x4d0 [ 51.965702][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 51.967124][ T4039] invoke_syscall+0x98/0x2b8 [ 51.968379][ T4039] el0_svc_common+0x138/0x258 [ 51.969641][ T4039] do_el0_svc+0x58/0x14c [ 51.970752][ T4039] el0_svc+0x7c/0x1f0 [ 51.971821][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 51.973204][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 51.974760][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 51.977619][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 51.979946][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 51.982649][ T4039] Call trace: [ 51.983589][ T4039] dump_backtrace+0x0/0x530 [ 51.984817][ T4039] show_stack+0x2c/0x3c [ 51.985960][ T4039] dump_stack_lvl+0x108/0x170 [ 51.987315][ T4039] dump_stack+0x1c/0x58 [ 51.988454][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 51.989986][ T4039] dccp_xmit_packet+0x298/0x448 [ 51.991395][ T4039] dccp_write_xmit+0x128/0x208 [ 51.992662][ T4039] dccp_sendmsg+0x608/0xae0 [ 51.993900][ T4039] inet_sendmsg+0x15c/0x290 [ 51.995188][ T4039] __sys_sendto+0x388/0x4d0 [ 51.996443][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 51.997797][ T4039] invoke_syscall+0x98/0x2b8 [ 51.999016][ T4039] el0_svc_common+0x138/0x258 [ 52.000257][ T4039] do_el0_svc+0x58/0x14c [ 52.001406][ T4039] el0_svc+0x7c/0x1f0 [ 52.002548][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.003958][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.005689][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.008719][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.010903][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.013550][ T4039] Call trace: [ 52.014468][ T4039] dump_backtrace+0x0/0x530 [ 52.015656][ T4039] show_stack+0x2c/0x3c [ 52.016840][ T4039] dump_stack_lvl+0x108/0x170 [ 52.018123][ T4039] dump_stack+0x1c/0x58 [ 52.019335][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.020744][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.022091][ T4039] dccp_write_xmit+0x128/0x208 [ 52.023436][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.024650][ T4039] inet_sendmsg+0x15c/0x290 [ 52.025911][ T4039] __sys_sendto+0x388/0x4d0 [ 52.027098][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.028413][ T4039] invoke_syscall+0x98/0x2b8 [ 52.029629][ T4039] el0_svc_common+0x138/0x258 [ 52.030892][ T4039] do_el0_svc+0x58/0x14c [ 52.032193][ T4039] el0_svc+0x7c/0x1f0 [ 52.033219][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.034539][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.036121][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.039188][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.041451][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.044189][ T4039] Call trace: [ 52.045056][ T4039] dump_backtrace+0x0/0x530 [ 52.046264][ T4039] show_stack+0x2c/0x3c [ 52.047398][ T4039] dump_stack_lvl+0x108/0x170 [ 52.048642][ T4039] dump_stack+0x1c/0x58 [ 52.049772][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.051217][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.052564][ T4039] dccp_write_xmit+0x128/0x208 [ 52.053792][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.055105][ T4039] inet_sendmsg+0x15c/0x290 [ 52.056346][ T4039] __sys_sendto+0x388/0x4d0 [ 52.057602][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.058970][ T4039] invoke_syscall+0x98/0x2b8 [ 52.060208][ T4039] el0_svc_common+0x138/0x258 [ 52.061458][ T4039] do_el0_svc+0x58/0x14c [ 52.062663][ T4039] el0_svc+0x7c/0x1f0 [ 52.063742][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.065071][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.066903][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.069815][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.072069][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.074739][ T4039] Call trace: [ 52.075623][ T4039] dump_backtrace+0x0/0x530 [ 52.076842][ T4039] show_stack+0x2c/0x3c [ 52.077930][ T4039] dump_stack_lvl+0x108/0x170 [ 52.079201][ T4039] dump_stack+0x1c/0x58 [ 52.080330][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.081750][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.083125][ T4039] dccp_write_xmit+0x128/0x208 [ 52.084353][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.085590][ T4039] inet_sendmsg+0x15c/0x290 [ 52.086790][ T4039] __sys_sendto+0x388/0x4d0 [ 52.088029][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.089383][ T4039] invoke_syscall+0x98/0x2b8 [ 52.090678][ T4039] el0_svc_common+0x138/0x258 [ 52.091883][ T4039] do_el0_svc+0x58/0x14c [ 52.093028][ T4039] el0_svc+0x7c/0x1f0 [ 52.094035][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.095375][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.096838][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.099838][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.102070][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.104828][ T4039] Call trace: [ 52.105695][ T4039] dump_backtrace+0x0/0x530 [ 52.106934][ T4039] show_stack+0x2c/0x3c [ 52.107986][ T4039] dump_stack_lvl+0x108/0x170 [ 52.109208][ T4039] dump_stack+0x1c/0x58 [ 52.110360][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.111795][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.113093][ T4039] dccp_write_xmit+0x128/0x208 [ 52.114331][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.115544][ T4039] inet_sendmsg+0x15c/0x290 [ 52.116664][ T4039] __sys_sendto+0x388/0x4d0 [ 52.117894][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.119177][ T4039] invoke_syscall+0x98/0x2b8 [ 52.120359][ T4039] el0_svc_common+0x138/0x258 [ 52.121638][ T4039] do_el0_svc+0x58/0x14c [ 52.122880][ T4039] el0_svc+0x7c/0x1f0 [ 52.123972][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.125381][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.126894][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.129910][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.132174][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.134836][ T4039] Call trace: [ 52.135696][ T4039] dump_backtrace+0x0/0x530 [ 52.136898][ T4039] show_stack+0x2c/0x3c [ 52.137999][ T4039] dump_stack_lvl+0x108/0x170 [ 52.139255][ T4039] dump_stack+0x1c/0x58 [ 52.140414][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.141906][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.143199][ T4039] dccp_write_xmit+0x128/0x208 [ 52.144431][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.145637][ T4039] inet_sendmsg+0x15c/0x290 [ 52.146796][ T4039] __sys_sendto+0x388/0x4d0 [ 52.148088][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.149448][ T4039] invoke_syscall+0x98/0x2b8 [ 52.150720][ T4039] el0_svc_common+0x138/0x258 [ 52.151975][ T4039] do_el0_svc+0x58/0x14c [ 52.153135][ T4039] el0_svc+0x7c/0x1f0 [ 52.154278][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.155597][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.157182][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.160280][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.162534][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.165230][ T4039] Call trace: [ 52.166090][ T4039] dump_backtrace+0x0/0x530 [ 52.167259][ T4039] show_stack+0x2c/0x3c [ 52.168389][ T4039] dump_stack_lvl+0x108/0x170 [ 52.169602][ T4039] dump_stack+0x1c/0x58 [ 52.170700][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.172216][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.173530][ T4039] dccp_write_xmit+0x128/0x208 [ 52.174915][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.176197][ T4039] inet_sendmsg+0x15c/0x290 [ 52.177448][ T4039] __sys_sendto+0x388/0x4d0 [ 52.178674][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.180011][ T4039] invoke_syscall+0x98/0x2b8 [ 52.181262][ T4039] el0_svc_common+0x138/0x258 [ 52.182538][ T4039] do_el0_svc+0x58/0x14c [ 52.183734][ T4039] el0_svc+0x7c/0x1f0 [ 52.184793][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.186152][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.187644][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.190710][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.193054][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.195791][ T4039] Call trace: [ 52.196752][ T4039] dump_backtrace+0x0/0x530 [ 52.198005][ T4039] show_stack+0x2c/0x3c [ 52.199064][ T4039] dump_stack_lvl+0x108/0x170 [ 52.200333][ T4039] dump_stack+0x1c/0x58 [ 52.201417][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.202861][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.204234][ T4039] dccp_write_xmit+0x128/0x208 [ 52.205595][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.206794][ T4039] inet_sendmsg+0x15c/0x290 [ 52.207959][ T4039] __sys_sendto+0x388/0x4d0 [ 52.209212][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.210607][ T4039] invoke_syscall+0x98/0x2b8 [ 52.211863][ T4039] el0_svc_common+0x138/0x258 [ 52.213272][ T4039] do_el0_svc+0x58/0x14c [ 52.214455][ T4039] el0_svc+0x7c/0x1f0 [ 52.215491][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.216829][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.218341][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.221287][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.223541][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.226342][ T4039] Call trace: [ 52.227179][ T4039] dump_backtrace+0x0/0x530 [ 52.228367][ T4039] show_stack+0x2c/0x3c [ 52.229496][ T4039] dump_stack_lvl+0x108/0x170 [ 52.230817][ T4039] dump_stack+0x1c/0x58 [ 52.231934][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.233453][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.234766][ T4039] dccp_write_xmit+0x128/0x208 [ 52.236032][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.237208][ T4039] inet_sendmsg+0x15c/0x290 [ 52.238426][ T4039] __sys_sendto+0x388/0x4d0 [ 52.239575][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.240902][ T4039] invoke_syscall+0x98/0x2b8 [ 52.242181][ T4039] el0_svc_common+0x138/0x258 [ 52.243464][ T4039] do_el0_svc+0x58/0x14c [ 52.244608][ T4039] el0_svc+0x7c/0x1f0 [ 52.245749][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.247176][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 52.248635][ T4039] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.251783][ T4039] CPU: 0 PID: 4039 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.254031][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.256853][ T4039] Call trace: [ 52.257658][ T4039] dump_backtrace+0x0/0x530 [ 52.258934][ T4039] show_stack+0x2c/0x3c [ 52.260087][ T4039] dump_stack_lvl+0x108/0x170 [ 52.261342][ T4039] dump_stack+0x1c/0x58 [ 52.262438][ T4039] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.263897][ T4039] dccp_xmit_packet+0x298/0x448 [ 52.265161][ T4039] dccp_write_xmit+0x128/0x208 [ 52.266401][ T4039] dccp_sendmsg+0x608/0xae0 [ 52.267624][ T4039] inet_sendmsg+0x15c/0x290 [ 52.268873][ T4039] __sys_sendto+0x388/0x4d0 [ 52.270027][ T4039] __arm64_sys_sendto+0xd8/0xf8 [ 52.271315][ T4039] invoke_syscall+0x98/0x2b8 [ 52.272497][ T4039] el0_svc_common+0x138/0x258 [ 52.273813][ T4039] do_el0_svc+0x58/0x14c [ 52.274941][ T4039] el0_svc+0x7c/0x1f0 [ 52.276068][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 52.277413][ T4039] el0t_64_sync+0x1a0/0x1a4 executing program [ 52.287839][ T4040] dccp_xmit_packet: Payload too large (65475) for featneg. [ 52.299865][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.303073][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.305314][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.308019][ T4040] Call trace: [ 52.308829][ T4040] dump_backtrace+0x0/0x530 [ 52.310020][ T4040] show_stack+0x2c/0x3c [ 52.311058][ T4040] dump_stack_lvl+0x108/0x170 [ 52.312378][ T4040] dump_stack+0x1c/0x58 [ 52.313493][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.315059][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.316434][ T4040] dccp_write_xmit+0x128/0x208 [ 52.317740][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.319038][ T4040] inet_sendmsg+0x15c/0x290 [ 52.320218][ T4040] __sys_sendto+0x388/0x4d0 [ 52.321461][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.322834][ T4040] invoke_syscall+0x98/0x2b8 [ 52.324087][ T4040] el0_svc_common+0x138/0x258 [ 52.325300][ T4040] do_el0_svc+0x58/0x14c [ 52.326433][ T4040] el0_svc+0x7c/0x1f0 [ 52.327516][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.328866][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.330509][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.333472][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.335625][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.338205][ T4040] Call trace: [ 52.339022][ T4040] dump_backtrace+0x0/0x530 [ 52.340177][ T4040] show_stack+0x2c/0x3c [ 52.341290][ T4040] dump_stack_lvl+0x108/0x170 [ 52.342545][ T4040] dump_stack+0x1c/0x58 [ 52.343699][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.345122][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.346372][ T4040] dccp_write_xmit+0x128/0x208 [ 52.347580][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.348730][ T4040] inet_sendmsg+0x15c/0x290 [ 52.349970][ T4040] __sys_sendto+0x388/0x4d0 [ 52.351200][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.352505][ T4040] invoke_syscall+0x98/0x2b8 [ 52.353691][ T4040] el0_svc_common+0x138/0x258 [ 52.354939][ T4040] do_el0_svc+0x58/0x14c [ 52.356151][ T4040] el0_svc+0x7c/0x1f0 [ 52.357223][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.358502][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.360037][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.363045][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.365405][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.368136][ T4040] Call trace: [ 52.368938][ T4040] dump_backtrace+0x0/0x530 [ 52.370158][ T4040] show_stack+0x2c/0x3c [ 52.371253][ T4040] dump_stack_lvl+0x108/0x170 [ 52.372533][ T4040] dump_stack+0x1c/0x58 [ 52.373607][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.375087][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.376402][ T4040] dccp_write_xmit+0x128/0x208 [ 52.377628][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.378813][ T4040] inet_sendmsg+0x15c/0x290 [ 52.379969][ T4040] __sys_sendto+0x388/0x4d0 [ 52.381186][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.382429][ T4040] invoke_syscall+0x98/0x2b8 [ 52.383658][ T4040] el0_svc_common+0x138/0x258 [ 52.384881][ T4040] do_el0_svc+0x58/0x14c [ 52.386101][ T4040] el0_svc+0x7c/0x1f0 [ 52.387181][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.388530][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.389977][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.393409][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.395669][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.398214][ T4040] Call trace: [ 52.399047][ T4040] dump_backtrace+0x0/0x530 [ 52.400126][ T4040] show_stack+0x2c/0x3c [ 52.401172][ T4040] dump_stack_lvl+0x108/0x170 [ 52.402310][ T4040] dump_stack+0x1c/0x58 [ 52.403388][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.404781][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.406069][ T4040] dccp_write_xmit+0x128/0x208 [ 52.407319][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.408528][ T4040] inet_sendmsg+0x15c/0x290 [ 52.409678][ T4040] __sys_sendto+0x388/0x4d0 [ 52.410794][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.412054][ T4040] invoke_syscall+0x98/0x2b8 [ 52.413233][ T4040] el0_svc_common+0x138/0x258 [ 52.414713][ T4040] do_el0_svc+0x58/0x14c [ 52.415920][ T4040] el0_svc+0x7c/0x1f0 [ 52.417046][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.418388][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.419830][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.422864][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.425148][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.427786][ T4040] Call trace: [ 52.428575][ T4040] dump_backtrace+0x0/0x530 [ 52.429824][ T4040] show_stack+0x2c/0x3c [ 52.430967][ T4040] dump_stack_lvl+0x108/0x170 [ 52.432299][ T4040] dump_stack+0x1c/0x58 [ 52.433427][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.434998][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.436283][ T4040] dccp_write_xmit+0x128/0x208 [ 52.437598][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.438809][ T4040] inet_sendmsg+0x15c/0x290 [ 52.439963][ T4040] __sys_sendto+0x388/0x4d0 [ 52.441229][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.442548][ T4040] invoke_syscall+0x98/0x2b8 [ 52.443775][ T4040] el0_svc_common+0x138/0x258 [ 52.445048][ T4040] do_el0_svc+0x58/0x14c [ 52.446244][ T4040] el0_svc+0x7c/0x1f0 [ 52.447282][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.448671][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.450185][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.453270][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.455566][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.458129][ T4040] Call trace: [ 52.458989][ T4040] dump_backtrace+0x0/0x530 [ 52.460105][ T4040] show_stack+0x2c/0x3c [ 52.461144][ T4040] dump_stack_lvl+0x108/0x170 [ 52.462389][ T4040] dump_stack+0x1c/0x58 [ 52.463490][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.465000][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.466408][ T4040] dccp_write_xmit+0x128/0x208 [ 52.467788][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.468947][ T4040] inet_sendmsg+0x15c/0x290 [ 52.470163][ T4040] __sys_sendto+0x388/0x4d0 [ 52.471462][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.472737][ T4040] invoke_syscall+0x98/0x2b8 [ 52.474023][ T4040] el0_svc_common+0x138/0x258 [ 52.475368][ T4040] do_el0_svc+0x58/0x14c [ 52.476435][ T4040] el0_svc+0x7c/0x1f0 [ 52.477504][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.478798][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.480328][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.483373][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.485675][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.488332][ T4040] Call trace: [ 52.489136][ T4040] dump_backtrace+0x0/0x530 [ 52.490340][ T4040] show_stack+0x2c/0x3c [ 52.491414][ T4040] dump_stack_lvl+0x108/0x170 [ 52.492636][ T4040] dump_stack+0x1c/0x58 [ 52.493742][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.495247][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.496585][ T4040] dccp_write_xmit+0x128/0x208 [ 52.497794][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.498980][ T4040] inet_sendmsg+0x15c/0x290 [ 52.500181][ T4040] __sys_sendto+0x388/0x4d0 [ 52.501434][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.502818][ T4040] invoke_syscall+0x98/0x2b8 [ 52.504069][ T4040] el0_svc_common+0x138/0x258 [ 52.505352][ T4040] do_el0_svc+0x58/0x14c [ 52.506526][ T4040] el0_svc+0x7c/0x1f0 [ 52.507537][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.508943][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.510477][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.513488][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.515735][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.518431][ T4040] Call trace: [ 52.519267][ T4040] dump_backtrace+0x0/0x530 [ 52.520472][ T4040] show_stack+0x2c/0x3c [ 52.521506][ T4040] dump_stack_lvl+0x108/0x170 [ 52.522657][ T4040] dump_stack+0x1c/0x58 [ 52.523794][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.525229][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.526494][ T4040] dccp_write_xmit+0x128/0x208 [ 52.527717][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.528945][ T4040] inet_sendmsg+0x15c/0x290 [ 52.530141][ T4040] __sys_sendto+0x388/0x4d0 [ 52.531359][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.532645][ T4040] invoke_syscall+0x98/0x2b8 [ 52.533810][ T4040] el0_svc_common+0x138/0x258 [ 52.535021][ T4040] do_el0_svc+0x58/0x14c [ 52.536152][ T4040] el0_svc+0x7c/0x1f0 [ 52.537226][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.538569][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.540080][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.542980][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.545183][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.547808][ T4040] Call trace: [ 52.548643][ T4040] dump_backtrace+0x0/0x530 [ 52.549745][ T4040] show_stack+0x2c/0x3c [ 52.550854][ T4040] dump_stack_lvl+0x108/0x170 [ 52.552095][ T4040] dump_stack+0x1c/0x58 [ 52.553230][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.554644][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.555909][ T4040] dccp_write_xmit+0x128/0x208 [ 52.557272][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.558539][ T4040] inet_sendmsg+0x15c/0x290 [ 52.559719][ T4040] __sys_sendto+0x388/0x4d0 [ 52.560904][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.562241][ T4040] invoke_syscall+0x98/0x2b8 [ 52.563466][ T4040] el0_svc_common+0x138/0x258 [ 52.564701][ T4040] do_el0_svc+0x58/0x14c [ 52.565923][ T4040] el0_svc+0x7c/0x1f0 [ 52.566987][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.568336][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 52.569777][ T4040] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.572905][ T4040] CPU: 0 PID: 4040 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.575119][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.577751][ T4040] Call trace: [ 52.578544][ T4040] dump_backtrace+0x0/0x530 [ 52.579701][ T4040] show_stack+0x2c/0x3c [ 52.580758][ T4040] dump_stack_lvl+0x108/0x170 [ 52.581944][ T4040] dump_stack+0x1c/0x58 [ 52.583129][ T4040] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.584520][ T4040] dccp_xmit_packet+0x298/0x448 [ 52.585837][ T4040] dccp_write_xmit+0x128/0x208 [ 52.587209][ T4040] dccp_sendmsg+0x608/0xae0 [ 52.588419][ T4040] inet_sendmsg+0x15c/0x290 [ 52.589690][ T4040] __sys_sendto+0x388/0x4d0 [ 52.590901][ T4040] __arm64_sys_sendto+0xd8/0xf8 [ 52.592209][ T4040] invoke_syscall+0x98/0x2b8 [ 52.593464][ T4040] el0_svc_common+0x138/0x258 [ 52.594699][ T4040] do_el0_svc+0x58/0x14c [ 52.595899][ T4040] el0_svc+0x7c/0x1f0 [ 52.596970][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 52.598380][ T4040] el0t_64_sync+0x1a0/0x1a4 executing program [ 52.614173][ T4041] dccp_xmit_packet: Payload too large (65475) for featneg. [ 52.627005][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.630026][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.632275][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.635033][ T4041] Call trace: [ 52.635904][ T4041] dump_backtrace+0x0/0x530 [ 52.637074][ T4041] show_stack+0x2c/0x3c [ 52.638242][ T4041] dump_stack_lvl+0x108/0x170 [ 52.639468][ T4041] dump_stack+0x1c/0x58 [ 52.640540][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.642077][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.643471][ T4041] dccp_write_xmit+0x128/0x208 [ 52.644787][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.646081][ T4041] inet_sendmsg+0x15c/0x290 [ 52.647303][ T4041] __sys_sendto+0x388/0x4d0 [ 52.648603][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.649945][ T4041] invoke_syscall+0x98/0x2b8 [ 52.651257][ T4041] el0_svc_common+0x138/0x258 [ 52.652570][ T4041] do_el0_svc+0x58/0x14c [ 52.653731][ T4041] el0_svc+0x7c/0x1f0 [ 52.654758][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.656162][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.657682][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.660682][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.663079][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.665831][ T4041] Call trace: [ 52.666765][ T4041] dump_backtrace+0x0/0x530 [ 52.668009][ T4041] show_stack+0x2c/0x3c [ 52.669146][ T4041] dump_stack_lvl+0x108/0x170 [ 52.670441][ T4041] dump_stack+0x1c/0x58 [ 52.671535][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.672989][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.674276][ T4041] dccp_write_xmit+0x128/0x208 [ 52.675539][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.676712][ T4041] inet_sendmsg+0x15c/0x290 [ 52.677914][ T4041] __sys_sendto+0x388/0x4d0 [ 52.679090][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.680346][ T4041] invoke_syscall+0x98/0x2b8 [ 52.681617][ T4041] el0_svc_common+0x138/0x258 [ 52.682866][ T4041] do_el0_svc+0x58/0x14c [ 52.684061][ T4041] el0_svc+0x7c/0x1f0 [ 52.685136][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.686560][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.688334][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.691224][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.693577][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.696351][ T4041] Call trace: [ 52.697293][ T4041] dump_backtrace+0x0/0x530 [ 52.698533][ T4041] show_stack+0x2c/0x3c [ 52.699682][ T4041] dump_stack_lvl+0x108/0x170 [ 52.701006][ T4041] dump_stack+0x1c/0x58 [ 52.702170][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.703554][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.704898][ T4041] dccp_write_xmit+0x128/0x208 [ 52.706203][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.707471][ T4041] inet_sendmsg+0x15c/0x290 [ 52.708706][ T4041] __sys_sendto+0x388/0x4d0 [ 52.709988][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.711331][ T4041] invoke_syscall+0x98/0x2b8 [ 52.712521][ T4041] el0_svc_common+0x138/0x258 [ 52.713795][ T4041] do_el0_svc+0x58/0x14c [ 52.715033][ T4041] el0_svc+0x7c/0x1f0 [ 52.716125][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.717517][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.719056][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.722057][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.724414][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.727168][ T4041] Call trace: [ 52.728066][ T4041] dump_backtrace+0x0/0x530 [ 52.729273][ T4041] show_stack+0x2c/0x3c [ 52.730400][ T4041] dump_stack_lvl+0x108/0x170 [ 52.731731][ T4041] dump_stack+0x1c/0x58 [ 52.732892][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.734401][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.735735][ T4041] dccp_write_xmit+0x128/0x208 [ 52.737057][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.738271][ T4041] inet_sendmsg+0x15c/0x290 [ 52.739528][ T4041] __sys_sendto+0x388/0x4d0 [ 52.740800][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.742172][ T4041] invoke_syscall+0x98/0x2b8 [ 52.743406][ T4041] el0_svc_common+0x138/0x258 [ 52.744673][ T4041] do_el0_svc+0x58/0x14c [ 52.745848][ T4041] el0_svc+0x7c/0x1f0 [ 52.747002][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.748364][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.750274][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.753420][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.755790][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.758443][ T4041] Call trace: [ 52.759276][ T4041] dump_backtrace+0x0/0x530 [ 52.760438][ T4041] show_stack+0x2c/0x3c [ 52.761574][ T4041] dump_stack_lvl+0x108/0x170 [ 52.762792][ T4041] dump_stack+0x1c/0x58 [ 52.763907][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.765395][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.766716][ T4041] dccp_write_xmit+0x128/0x208 [ 52.768033][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.769346][ T4041] inet_sendmsg+0x15c/0x290 [ 52.770516][ T4041] __sys_sendto+0x388/0x4d0 [ 52.771777][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.773076][ T4041] invoke_syscall+0x98/0x2b8 [ 52.774246][ T4041] el0_svc_common+0x138/0x258 [ 52.775557][ T4041] do_el0_svc+0x58/0x14c [ 52.776754][ T4041] el0_svc+0x7c/0x1f0 [ 52.777809][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.779150][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.780635][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.783660][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.785917][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.788691][ T4041] Call trace: [ 52.789489][ T4041] dump_backtrace+0x0/0x530 [ 52.790642][ T4041] show_stack+0x2c/0x3c [ 52.791782][ T4041] dump_stack_lvl+0x108/0x170 [ 52.792997][ T4041] dump_stack+0x1c/0x58 [ 52.794206][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.795681][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.797098][ T4041] dccp_write_xmit+0x128/0x208 [ 52.798391][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.799621][ T4041] inet_sendmsg+0x15c/0x290 [ 52.800821][ T4041] __sys_sendto+0x388/0x4d0 [ 52.802073][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.803418][ T4041] invoke_syscall+0x98/0x2b8 [ 52.804678][ T4041] el0_svc_common+0x138/0x258 [ 52.805896][ T4041] do_el0_svc+0x58/0x14c [ 52.807020][ T4041] el0_svc+0x7c/0x1f0 [ 52.808140][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.809474][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.810927][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.814132][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.816408][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.819064][ T4041] Call trace: [ 52.819936][ T4041] dump_backtrace+0x0/0x530 [ 52.821139][ T4041] show_stack+0x2c/0x3c [ 52.822248][ T4041] dump_stack_lvl+0x108/0x170 [ 52.823473][ T4041] dump_stack+0x1c/0x58 [ 52.824511][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.826002][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.827414][ T4041] dccp_write_xmit+0x128/0x208 [ 52.828690][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.829909][ T4041] inet_sendmsg+0x15c/0x290 [ 52.831168][ T4041] __sys_sendto+0x388/0x4d0 [ 52.832400][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.833655][ T4041] invoke_syscall+0x98/0x2b8 [ 52.834968][ T4041] el0_svc_common+0x138/0x258 [ 52.836254][ T4041] do_el0_svc+0x58/0x14c [ 52.837435][ T4041] el0_svc+0x7c/0x1f0 [ 52.838453][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.839781][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.841281][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.844379][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.846669][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.849229][ T4041] Call trace: [ 52.850150][ T4041] dump_backtrace+0x0/0x530 [ 52.851322][ T4041] show_stack+0x2c/0x3c [ 52.852464][ T4041] dump_stack_lvl+0x108/0x170 [ 52.853750][ T4041] dump_stack+0x1c/0x58 [ 52.854888][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.856375][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.857717][ T4041] dccp_write_xmit+0x128/0x208 [ 52.859060][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.860277][ T4041] inet_sendmsg+0x15c/0x290 [ 52.861518][ T4041] __sys_sendto+0x388/0x4d0 [ 52.862773][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.864063][ T4041] invoke_syscall+0x98/0x2b8 [ 52.865396][ T4041] el0_svc_common+0x138/0x258 [ 52.866705][ T4041] do_el0_svc+0x58/0x14c [ 52.867865][ T4041] el0_svc+0x7c/0x1f0 [ 52.868915][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.870294][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.871822][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.874880][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.877146][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.879744][ T4041] Call trace: [ 52.880553][ T4041] dump_backtrace+0x0/0x530 [ 52.881806][ T4041] show_stack+0x2c/0x3c [ 52.882885][ T4041] dump_stack_lvl+0x108/0x170 [ 52.884121][ T4041] dump_stack+0x1c/0x58 [ 52.885209][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.886693][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.887990][ T4041] dccp_write_xmit+0x128/0x208 [ 52.889297][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.890481][ T4041] inet_sendmsg+0x15c/0x290 [ 52.891706][ T4041] __sys_sendto+0x388/0x4d0 [ 52.892899][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.894237][ T4041] invoke_syscall+0x98/0x2b8 [ 52.895478][ T4041] el0_svc_common+0x138/0x258 [ 52.896837][ T4041] do_el0_svc+0x58/0x14c [ 52.897990][ T4041] el0_svc+0x7c/0x1f0 [ 52.899044][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.900374][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.901888][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.905101][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.907398][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.910052][ T4041] Call trace: [ 52.910896][ T4041] dump_backtrace+0x0/0x530 [ 52.912103][ T4041] show_stack+0x2c/0x3c [ 52.913211][ T4041] dump_stack_lvl+0x108/0x170 [ 52.914463][ T4041] dump_stack+0x1c/0x58 [ 52.915644][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.917203][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.918549][ T4041] dccp_write_xmit+0x128/0x208 [ 52.919814][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.921002][ T4041] inet_sendmsg+0x15c/0x290 [ 52.922258][ T4041] __sys_sendto+0x388/0x4d0 [ 52.923486][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.924791][ T4041] invoke_syscall+0x98/0x2b8 [ 52.926089][ T4041] el0_svc_common+0x138/0x258 [ 52.927370][ T4041] do_el0_svc+0x58/0x14c [ 52.928542][ T4041] el0_svc+0x7c/0x1f0 [ 52.929597][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.930971][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 52.932446][ T4041] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.935458][ T4041] CPU: 0 PID: 4041 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.937819][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.940551][ T4041] Call trace: [ 52.941378][ T4041] dump_backtrace+0x0/0x530 [ 52.942562][ T4041] show_stack+0x2c/0x3c [ 52.943674][ T4041] dump_stack_lvl+0x108/0x170 [ 52.944963][ T4041] dump_stack+0x1c/0x58 [ 52.946055][ T4041] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.947492][ T4041] dccp_xmit_packet+0x298/0x448 [ 52.948782][ T4041] dccp_write_xmit+0x128/0x208 [ 52.950094][ T4041] dccp_sendmsg+0x608/0xae0 [ 52.951238][ T4041] inet_sendmsg+0x15c/0x290 [ 52.952392][ T4041] __sys_sendto+0x388/0x4d0 [ 52.953614][ T4041] __arm64_sys_sendto+0xd8/0xf8 [ 52.954993][ T4041] invoke_syscall+0x98/0x2b8 [ 52.956280][ T4041] el0_svc_common+0x138/0x258 [ 52.957509][ T4041] do_el0_svc+0x58/0x14c [ 52.958695][ T4041] el0_svc+0x7c/0x1f0 [ 52.959828][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 52.961302][ T4041] el0t_64_sync+0x1a0/0x1a4 executing program [ 52.970665][ T4042] dccp_xmit_packet: Payload too large (65475) for featneg. [ 52.982547][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 52.985477][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 52.987787][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 52.990455][ T4042] Call trace: [ 52.991295][ T4042] dump_backtrace+0x0/0x530 [ 52.992481][ T4042] show_stack+0x2c/0x3c [ 52.993648][ T4042] dump_stack_lvl+0x108/0x170 [ 52.995005][ T4042] dump_stack+0x1c/0x58 [ 52.996071][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 52.997550][ T4042] dccp_xmit_packet+0x298/0x448 [ 52.998966][ T4042] dccp_write_xmit+0x128/0x208 [ 53.000244][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.001413][ T4042] inet_sendmsg+0x15c/0x290 [ 53.002606][ T4042] __sys_sendto+0x388/0x4d0 [ 53.003900][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.005285][ T4042] invoke_syscall+0x98/0x2b8 [ 53.006504][ T4042] el0_svc_common+0x138/0x258 [ 53.007843][ T4042] do_el0_svc+0x58/0x14c [ 53.009004][ T4042] el0_svc+0x7c/0x1f0 [ 53.010061][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.011449][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.013071][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.016104][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.018357][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.021028][ T4042] Call trace: [ 53.021913][ T4042] dump_backtrace+0x0/0x530 [ 53.023144][ T4042] show_stack+0x2c/0x3c [ 53.024261][ T4042] dump_stack_lvl+0x108/0x170 [ 53.025484][ T4042] dump_stack+0x1c/0x58 [ 53.026663][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.028203][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.029458][ T4042] dccp_write_xmit+0x128/0x208 [ 53.030813][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.032014][ T4042] inet_sendmsg+0x15c/0x290 [ 53.033285][ T4042] __sys_sendto+0x388/0x4d0 [ 53.034442][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.035789][ T4042] invoke_syscall+0x98/0x2b8 [ 53.037019][ T4042] el0_svc_common+0x138/0x258 [ 53.038302][ T4042] do_el0_svc+0x58/0x14c [ 53.039439][ T4042] el0_svc+0x7c/0x1f0 [ 53.040504][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.041866][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.043457][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.046342][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.048557][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.051256][ T4042] Call trace: [ 53.052083][ T4042] dump_backtrace+0x0/0x530 [ 53.053199][ T4042] show_stack+0x2c/0x3c [ 53.054343][ T4042] dump_stack_lvl+0x108/0x170 [ 53.055638][ T4042] dump_stack+0x1c/0x58 [ 53.056813][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.058278][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.059566][ T4042] dccp_write_xmit+0x128/0x208 [ 53.060850][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.062060][ T4042] inet_sendmsg+0x15c/0x290 [ 53.063209][ T4042] __sys_sendto+0x388/0x4d0 [ 53.064410][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.065699][ T4042] invoke_syscall+0x98/0x2b8 [ 53.066923][ T4042] el0_svc_common+0x138/0x258 [ 53.068148][ T4042] do_el0_svc+0x58/0x14c [ 53.069235][ T4042] el0_svc+0x7c/0x1f0 [ 53.070319][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.071713][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.073477][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.076374][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.078672][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.081322][ T4042] Call trace: [ 53.082177][ T4042] dump_backtrace+0x0/0x530 [ 53.083314][ T4042] show_stack+0x2c/0x3c [ 53.084460][ T4042] dump_stack_lvl+0x108/0x170 [ 53.085712][ T4042] dump_stack+0x1c/0x58 [ 53.086764][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.088256][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.089538][ T4042] dccp_write_xmit+0x128/0x208 [ 53.090793][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.091888][ T4042] inet_sendmsg+0x15c/0x290 [ 53.093114][ T4042] __sys_sendto+0x388/0x4d0 [ 53.094335][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.095656][ T4042] invoke_syscall+0x98/0x2b8 [ 53.096913][ T4042] el0_svc_common+0x138/0x258 [ 53.098139][ T4042] do_el0_svc+0x58/0x14c [ 53.099273][ T4042] el0_svc+0x7c/0x1f0 [ 53.100330][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.101638][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.103450][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.106503][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.108746][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.111439][ T4042] Call trace: [ 53.112311][ T4042] dump_backtrace+0x0/0x530 [ 53.113472][ T4042] show_stack+0x2c/0x3c [ 53.114578][ T4042] dump_stack_lvl+0x108/0x170 [ 53.115833][ T4042] dump_stack+0x1c/0x58 [ 53.116930][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.118389][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.119842][ T4042] dccp_write_xmit+0x128/0x208 [ 53.121142][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.122301][ T4042] inet_sendmsg+0x15c/0x290 [ 53.123661][ T4042] __sys_sendto+0x388/0x4d0 [ 53.124895][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.126244][ T4042] invoke_syscall+0x98/0x2b8 [ 53.127500][ T4042] el0_svc_common+0x138/0x258 [ 53.128795][ T4042] do_el0_svc+0x58/0x14c [ 53.129872][ T4042] el0_svc+0x7c/0x1f0 [ 53.130944][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.132391][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.133951][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.136870][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.139172][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.141972][ T4042] Call trace: [ 53.142821][ T4042] dump_backtrace+0x0/0x530 [ 53.144094][ T4042] show_stack+0x2c/0x3c [ 53.145259][ T4042] dump_stack_lvl+0x108/0x170 [ 53.146520][ T4042] dump_stack+0x1c/0x58 [ 53.147634][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.149025][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.150303][ T4042] dccp_write_xmit+0x128/0x208 [ 53.151573][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.152812][ T4042] inet_sendmsg+0x15c/0x290 [ 53.154036][ T4042] __sys_sendto+0x388/0x4d0 [ 53.155233][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.156568][ T4042] invoke_syscall+0x98/0x2b8 [ 53.157770][ T4042] el0_svc_common+0x138/0x258 [ 53.159044][ T4042] do_el0_svc+0x58/0x14c [ 53.160178][ T4042] el0_svc+0x7c/0x1f0 [ 53.161287][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.162627][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.164200][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.167090][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.169453][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.172194][ T4042] Call trace: [ 53.173075][ T4042] dump_backtrace+0x0/0x530 [ 53.174279][ T4042] show_stack+0x2c/0x3c [ 53.175351][ T4042] dump_stack_lvl+0x108/0x170 [ 53.176615][ T4042] dump_stack+0x1c/0x58 [ 53.177763][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.179216][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.180653][ T4042] dccp_write_xmit+0x128/0x208 [ 53.181920][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.183197][ T4042] inet_sendmsg+0x15c/0x290 [ 53.184490][ T4042] __sys_sendto+0x388/0x4d0 [ 53.185673][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.187015][ T4042] invoke_syscall+0x98/0x2b8 [ 53.188309][ T4042] el0_svc_common+0x138/0x258 [ 53.189634][ T4042] do_el0_svc+0x58/0x14c [ 53.190804][ T4042] el0_svc+0x7c/0x1f0 [ 53.191870][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.193243][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.194938][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.197946][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.200446][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.203204][ T4042] Call trace: [ 53.204088][ T4042] dump_backtrace+0x0/0x530 [ 53.205344][ T4042] show_stack+0x2c/0x3c [ 53.206435][ T4042] dump_stack_lvl+0x108/0x170 [ 53.207813][ T4042] dump_stack+0x1c/0x58 [ 53.208983][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.210423][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.211749][ T4042] dccp_write_xmit+0x128/0x208 [ 53.213101][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.214433][ T4042] inet_sendmsg+0x15c/0x290 [ 53.215642][ T4042] __sys_sendto+0x388/0x4d0 [ 53.216875][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.218300][ T4042] invoke_syscall+0x98/0x2b8 [ 53.219538][ T4042] el0_svc_common+0x138/0x258 [ 53.220895][ T4042] do_el0_svc+0x58/0x14c [ 53.222110][ T4042] el0_svc+0x7c/0x1f0 [ 53.223128][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.224511][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.226170][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.229201][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.231455][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.234173][ T4042] Call trace: [ 53.234994][ T4042] dump_backtrace+0x0/0x530 [ 53.236207][ T4042] show_stack+0x2c/0x3c [ 53.237320][ T4042] dump_stack_lvl+0x108/0x170 [ 53.238635][ T4042] dump_stack+0x1c/0x58 [ 53.239757][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.241217][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.242635][ T4042] dccp_write_xmit+0x128/0x208 [ 53.243847][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.245068][ T4042] inet_sendmsg+0x15c/0x290 [ 53.246332][ T4042] __sys_sendto+0x388/0x4d0 [ 53.247593][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.248989][ T4042] invoke_syscall+0x98/0x2b8 [ 53.250184][ T4042] el0_svc_common+0x138/0x258 [ 53.251424][ T4042] do_el0_svc+0x58/0x14c [ 53.252499][ T4042] el0_svc+0x7c/0x1f0 [ 53.253579][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.254942][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.256459][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.259357][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.261634][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.264251][ T4042] Call trace: [ 53.265142][ T4042] dump_backtrace+0x0/0x530 [ 53.266378][ T4042] show_stack+0x2c/0x3c [ 53.267490][ T4042] dump_stack_lvl+0x108/0x170 [ 53.268702][ T4042] dump_stack+0x1c/0x58 [ 53.269739][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.271276][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.272648][ T4042] dccp_write_xmit+0x128/0x208 [ 53.273930][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.275087][ T4042] inet_sendmsg+0x15c/0x290 [ 53.276326][ T4042] __sys_sendto+0x388/0x4d0 [ 53.277541][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.278881][ T4042] invoke_syscall+0x98/0x2b8 [ 53.280162][ T4042] el0_svc_common+0x138/0x258 [ 53.281479][ T4042] do_el0_svc+0x58/0x14c [ 53.282692][ T4042] el0_svc+0x7c/0x1f0 [ 53.283731][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.285074][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 53.286525][ T4042] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.289516][ T4042] CPU: 0 PID: 4042 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.291799][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.294534][ T4042] Call trace: [ 53.295427][ T4042] dump_backtrace+0x0/0x530 [ 53.296601][ T4042] show_stack+0x2c/0x3c [ 53.297831][ T4042] dump_stack_lvl+0x108/0x170 [ 53.299070][ T4042] dump_stack+0x1c/0x58 [ 53.300244][ T4042] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.301648][ T4042] dccp_xmit_packet+0x298/0x448 [ 53.302994][ T4042] dccp_write_xmit+0x128/0x208 [ 53.304320][ T4042] dccp_sendmsg+0x608/0xae0 [ 53.305556][ T4042] inet_sendmsg+0x15c/0x290 [ 53.306879][ T4042] __sys_sendto+0x388/0x4d0 [ 53.308123][ T4042] __arm64_sys_sendto+0xd8/0xf8 [ 53.309523][ T4042] invoke_syscall+0x98/0x2b8 [ 53.310807][ T4042] el0_svc_common+0x138/0x258 [ 53.312035][ T4042] do_el0_svc+0x58/0x14c [ 53.313129][ T4042] el0_svc+0x7c/0x1f0 [ 53.314199][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 53.315544][ T4042] el0t_64_sync+0x1a0/0x1a4 executing program [ 53.327355][ T4043] dccp_xmit_packet: Payload too large (65475) for featneg. [ 53.340365][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.343464][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.345702][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.348410][ T4043] Call trace: [ 53.349284][ T4043] dump_backtrace+0x0/0x530 [ 53.350370][ T4043] show_stack+0x2c/0x3c [ 53.351459][ T4043] dump_stack_lvl+0x108/0x170 [ 53.352779][ T4043] dump_stack+0x1c/0x58 [ 53.353918][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.355469][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.356775][ T4043] dccp_write_xmit+0x128/0x208 [ 53.358083][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.359301][ T4043] inet_sendmsg+0x15c/0x290 [ 53.360523][ T4043] __sys_sendto+0x388/0x4d0 [ 53.361684][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.363070][ T4043] invoke_syscall+0x98/0x2b8 [ 53.364396][ T4043] el0_svc_common+0x138/0x258 [ 53.365718][ T4043] do_el0_svc+0x58/0x14c [ 53.366899][ T4043] el0_svc+0x7c/0x1f0 [ 53.367999][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.369343][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.370769][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.374115][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.376358][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.379031][ T4043] Call trace: [ 53.379910][ T4043] dump_backtrace+0x0/0x530 [ 53.381047][ T4043] show_stack+0x2c/0x3c [ 53.382112][ T4043] dump_stack_lvl+0x108/0x170 [ 53.383305][ T4043] dump_stack+0x1c/0x58 [ 53.384378][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.385853][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.387186][ T4043] dccp_write_xmit+0x128/0x208 [ 53.388482][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.389715][ T4043] inet_sendmsg+0x15c/0x290 [ 53.390916][ T4043] __sys_sendto+0x388/0x4d0 [ 53.392084][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.393311][ T4043] invoke_syscall+0x98/0x2b8 [ 53.394566][ T4043] el0_svc_common+0x138/0x258 [ 53.395855][ T4043] do_el0_svc+0x58/0x14c [ 53.396991][ T4043] el0_svc+0x7c/0x1f0 [ 53.397996][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.399416][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.400988][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.404208][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.406480][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.409232][ T4043] Call trace: [ 53.410070][ T4043] dump_backtrace+0x0/0x530 [ 53.411295][ T4043] show_stack+0x2c/0x3c [ 53.412567][ T4043] dump_stack_lvl+0x108/0x170 [ 53.413855][ T4043] dump_stack+0x1c/0x58 [ 53.415026][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.416492][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.417862][ T4043] dccp_write_xmit+0x128/0x208 [ 53.419194][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.420423][ T4043] inet_sendmsg+0x15c/0x290 [ 53.421572][ T4043] __sys_sendto+0x388/0x4d0 [ 53.422772][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.424059][ T4043] invoke_syscall+0x98/0x2b8 [ 53.425238][ T4043] el0_svc_common+0x138/0x258 [ 53.426484][ T4043] do_el0_svc+0x58/0x14c [ 53.427670][ T4043] el0_svc+0x7c/0x1f0 [ 53.428731][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.430055][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.431599][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.435062][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.437507][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.440114][ T4043] Call trace: [ 53.441006][ T4043] dump_backtrace+0x0/0x530 [ 53.442253][ T4043] show_stack+0x2c/0x3c [ 53.443374][ T4043] dump_stack_lvl+0x108/0x170 [ 53.444611][ T4043] dump_stack+0x1c/0x58 [ 53.445771][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.447291][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.448698][ T4043] dccp_write_xmit+0x128/0x208 [ 53.449966][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.451125][ T4043] inet_sendmsg+0x15c/0x290 [ 53.452356][ T4043] __sys_sendto+0x388/0x4d0 [ 53.453515][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.454786][ T4043] invoke_syscall+0x98/0x2b8 [ 53.456105][ T4043] el0_svc_common+0x138/0x258 [ 53.457413][ T4043] do_el0_svc+0x58/0x14c [ 53.458649][ T4043] el0_svc+0x7c/0x1f0 [ 53.459772][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.461103][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.462605][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.465585][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.467824][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.470377][ T4043] Call trace: [ 53.471244][ T4043] dump_backtrace+0x0/0x530 [ 53.472422][ T4043] show_stack+0x2c/0x3c [ 53.473555][ T4043] dump_stack_lvl+0x108/0x170 [ 53.474836][ T4043] dump_stack+0x1c/0x58 [ 53.476028][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.477521][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.478877][ T4043] dccp_write_xmit+0x128/0x208 [ 53.480176][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.481450][ T4043] inet_sendmsg+0x15c/0x290 [ 53.482639][ T4043] __sys_sendto+0x388/0x4d0 [ 53.483923][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.485251][ T4043] invoke_syscall+0x98/0x2b8 [ 53.486507][ T4043] el0_svc_common+0x138/0x258 [ 53.487784][ T4043] do_el0_svc+0x58/0x14c [ 53.488985][ T4043] el0_svc+0x7c/0x1f0 [ 53.490009][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.491342][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.492767][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.495719][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.498032][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.500681][ T4043] Call trace: [ 53.501502][ T4043] dump_backtrace+0x0/0x530 [ 53.502758][ T4043] show_stack+0x2c/0x3c [ 53.503901][ T4043] dump_stack_lvl+0x108/0x170 [ 53.505135][ T4043] dump_stack+0x1c/0x58 [ 53.506232][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.507676][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.508878][ T4043] dccp_write_xmit+0x128/0x208 [ 53.510199][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.511411][ T4043] inet_sendmsg+0x15c/0x290 [ 53.512694][ T4043] __sys_sendto+0x388/0x4d0 [ 53.513933][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.515229][ T4043] invoke_syscall+0x98/0x2b8 [ 53.516520][ T4043] el0_svc_common+0x138/0x258 [ 53.517719][ T4043] do_el0_svc+0x58/0x14c [ 53.518885][ T4043] el0_svc+0x7c/0x1f0 [ 53.519936][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.521277][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.522724][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.525748][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.528042][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.530656][ T4043] Call trace: [ 53.531513][ T4043] dump_backtrace+0x0/0x530 [ 53.532693][ T4043] show_stack+0x2c/0x3c [ 53.533773][ T4043] dump_stack_lvl+0x108/0x170 [ 53.535061][ T4043] dump_stack+0x1c/0x58 [ 53.536214][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.537684][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.539023][ T4043] dccp_write_xmit+0x128/0x208 [ 53.540245][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.541540][ T4043] inet_sendmsg+0x15c/0x290 [ 53.542736][ T4043] __sys_sendto+0x388/0x4d0 [ 53.544010][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.545321][ T4043] invoke_syscall+0x98/0x2b8 [ 53.546566][ T4043] el0_svc_common+0x138/0x258 [ 53.547836][ T4043] do_el0_svc+0x58/0x14c [ 53.548978][ T4043] el0_svc+0x7c/0x1f0 [ 53.550070][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.551427][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.552887][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.555761][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.558075][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.560757][ T4043] Call trace: [ 53.561628][ T4043] dump_backtrace+0x0/0x530 [ 53.562718][ T4043] show_stack+0x2c/0x3c [ 53.563824][ T4043] dump_stack_lvl+0x108/0x170 [ 53.565160][ T4043] dump_stack+0x1c/0x58 [ 53.566258][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.567771][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.569081][ T4043] dccp_write_xmit+0x128/0x208 [ 53.570389][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.571626][ T4043] inet_sendmsg+0x15c/0x290 [ 53.572886][ T4043] __sys_sendto+0x388/0x4d0 [ 53.574138][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.575353][ T4043] invoke_syscall+0x98/0x2b8 [ 53.576593][ T4043] el0_svc_common+0x138/0x258 [ 53.577927][ T4043] do_el0_svc+0x58/0x14c [ 53.579117][ T4043] el0_svc+0x7c/0x1f0 [ 53.580144][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.581571][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.583064][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.586103][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.588409][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.590999][ T4043] Call trace: [ 53.591849][ T4043] dump_backtrace+0x0/0x530 [ 53.593066][ T4043] show_stack+0x2c/0x3c [ 53.594226][ T4043] dump_stack_lvl+0x108/0x170 [ 53.595479][ T4043] dump_stack+0x1c/0x58 [ 53.596606][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.598032][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.599247][ T4043] dccp_write_xmit+0x128/0x208 [ 53.600540][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.601716][ T4043] inet_sendmsg+0x15c/0x290 [ 53.603031][ T4043] __sys_sendto+0x388/0x4d0 [ 53.604250][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.605571][ T4043] invoke_syscall+0x98/0x2b8 [ 53.606801][ T4043] el0_svc_common+0x138/0x258 [ 53.608087][ T4043] do_el0_svc+0x58/0x14c [ 53.609255][ T4043] el0_svc+0x7c/0x1f0 [ 53.610289][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.611614][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 53.613131][ T4043] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.616136][ T4043] CPU: 0 PID: 4043 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.618466][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.621134][ T4043] Call trace: [ 53.621984][ T4043] dump_backtrace+0x0/0x530 [ 53.623199][ T4043] show_stack+0x2c/0x3c [ 53.624380][ T4043] dump_stack_lvl+0x108/0x170 [ 53.625701][ T4043] dump_stack+0x1c/0x58 [ 53.626807][ T4043] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.628364][ T4043] dccp_xmit_packet+0x298/0x448 [ 53.629680][ T4043] dccp_write_xmit+0x128/0x208 [ 53.631045][ T4043] dccp_sendmsg+0x608/0xae0 [ 53.632371][ T4043] inet_sendmsg+0x15c/0x290 [ 53.633643][ T4043] __sys_sendto+0x388/0x4d0 [ 53.634834][ T4043] __arm64_sys_sendto+0xd8/0xf8 [ 53.636090][ T4043] invoke_syscall+0x98/0x2b8 [ 53.637361][ T4043] el0_svc_common+0x138/0x258 [ 53.638622][ T4043] do_el0_svc+0x58/0x14c [ 53.639743][ T4043] el0_svc+0x7c/0x1f0 [ 53.640770][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 53.642152][ T4043] el0t_64_sync+0x1a0/0x1a4 executing program [ 53.653236][ T4044] dccp_xmit_packet: Payload too large (65475) for featneg. [ 53.665083][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.668051][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.670352][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.672979][ T4044] Call trace: [ 53.673869][ T4044] dump_backtrace+0x0/0x530 [ 53.675146][ T4044] show_stack+0x2c/0x3c [ 53.676269][ T4044] dump_stack_lvl+0x108/0x170 [ 53.677496][ T4044] dump_stack+0x1c/0x58 [ 53.678634][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.680144][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.681464][ T4044] dccp_write_xmit+0x128/0x208 [ 53.682843][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.684088][ T4044] inet_sendmsg+0x15c/0x290 [ 53.685331][ T4044] __sys_sendto+0x388/0x4d0 [ 53.686481][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.687805][ T4044] invoke_syscall+0x98/0x2b8 [ 53.689107][ T4044] el0_svc_common+0x138/0x258 [ 53.690332][ T4044] do_el0_svc+0x58/0x14c [ 53.691560][ T4044] el0_svc+0x7c/0x1f0 [ 53.692647][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.693996][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.695712][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.698809][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.701070][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.703915][ T4044] Call trace: [ 53.704862][ T4044] dump_backtrace+0x0/0x530 [ 53.706144][ T4044] show_stack+0x2c/0x3c [ 53.707223][ T4044] dump_stack_lvl+0x108/0x170 [ 53.708469][ T4044] dump_stack+0x1c/0x58 [ 53.709606][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.711083][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.712372][ T4044] dccp_write_xmit+0x128/0x208 [ 53.713709][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.714909][ T4044] inet_sendmsg+0x15c/0x290 [ 53.716152][ T4044] __sys_sendto+0x388/0x4d0 [ 53.717377][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.718628][ T4044] invoke_syscall+0x98/0x2b8 [ 53.719893][ T4044] el0_svc_common+0x138/0x258 [ 53.721100][ T4044] do_el0_svc+0x58/0x14c [ 53.722268][ T4044] el0_svc+0x7c/0x1f0 [ 53.723350][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.724708][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.726193][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.729219][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.731534][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.734279][ T4044] Call trace: [ 53.735154][ T4044] dump_backtrace+0x0/0x530 [ 53.736377][ T4044] show_stack+0x2c/0x3c [ 53.737472][ T4044] dump_stack_lvl+0x108/0x170 [ 53.738692][ T4044] dump_stack+0x1c/0x58 [ 53.739844][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.741309][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.742581][ T4044] dccp_write_xmit+0x128/0x208 [ 53.743960][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.745221][ T4044] inet_sendmsg+0x15c/0x290 [ 53.746440][ T4044] __sys_sendto+0x388/0x4d0 [ 53.747668][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.749036][ T4044] invoke_syscall+0x98/0x2b8 [ 53.750333][ T4044] el0_svc_common+0x138/0x258 [ 53.751608][ T4044] do_el0_svc+0x58/0x14c [ 53.752729][ T4044] el0_svc+0x7c/0x1f0 [ 53.753823][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.755202][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.756939][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.759933][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.762316][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.765071][ T4044] Call trace: [ 53.765990][ T4044] dump_backtrace+0x0/0x530 [ 53.767226][ T4044] show_stack+0x2c/0x3c [ 53.768423][ T4044] dump_stack_lvl+0x108/0x170 [ 53.769685][ T4044] dump_stack+0x1c/0x58 [ 53.770860][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.772454][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.773775][ T4044] dccp_write_xmit+0x128/0x208 [ 53.775184][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.776386][ T4044] inet_sendmsg+0x15c/0x290 [ 53.777680][ T4044] __sys_sendto+0x388/0x4d0 [ 53.779001][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.780323][ T4044] invoke_syscall+0x98/0x2b8 [ 53.781542][ T4044] el0_svc_common+0x138/0x258 [ 53.782884][ T4044] do_el0_svc+0x58/0x14c [ 53.784047][ T4044] el0_svc+0x7c/0x1f0 [ 53.785076][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.786436][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.787883][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.790932][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.793288][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.796075][ T4044] Call trace: [ 53.797007][ T4044] dump_backtrace+0x0/0x530 [ 53.798321][ T4044] show_stack+0x2c/0x3c [ 53.799553][ T4044] dump_stack_lvl+0x108/0x170 [ 53.800801][ T4044] dump_stack+0x1c/0x58 [ 53.801887][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.803514][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.804868][ T4044] dccp_write_xmit+0x128/0x208 [ 53.806180][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.807423][ T4044] inet_sendmsg+0x15c/0x290 [ 53.808675][ T4044] __sys_sendto+0x388/0x4d0 [ 53.809905][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.811232][ T4044] invoke_syscall+0x98/0x2b8 [ 53.812495][ T4044] el0_svc_common+0x138/0x258 [ 53.813715][ T4044] do_el0_svc+0x58/0x14c [ 53.814834][ T4044] el0_svc+0x7c/0x1f0 [ 53.816002][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.817335][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.819248][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.822228][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.824452][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.827148][ T4044] Call trace: [ 53.827924][ T4044] dump_backtrace+0x0/0x530 [ 53.829161][ T4044] show_stack+0x2c/0x3c [ 53.830248][ T4044] dump_stack_lvl+0x108/0x170 [ 53.831437][ T4044] dump_stack+0x1c/0x58 [ 53.832472][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.834016][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.835277][ T4044] dccp_write_xmit+0x128/0x208 [ 53.836629][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.837944][ T4044] inet_sendmsg+0x15c/0x290 [ 53.839146][ T4044] __sys_sendto+0x388/0x4d0 [ 53.840364][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.841683][ T4044] invoke_syscall+0x98/0x2b8 [ 53.842994][ T4044] el0_svc_common+0x138/0x258 [ 53.844206][ T4044] do_el0_svc+0x58/0x14c [ 53.845380][ T4044] el0_svc+0x7c/0x1f0 [ 53.846472][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.847919][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.849418][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.852618][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.854927][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.857673][ T4044] Call trace: [ 53.858590][ T4044] dump_backtrace+0x0/0x530 [ 53.859775][ T4044] show_stack+0x2c/0x3c [ 53.860864][ T4044] dump_stack_lvl+0x108/0x170 [ 53.862187][ T4044] dump_stack+0x1c/0x58 [ 53.863342][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.864938][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.866254][ T4044] dccp_write_xmit+0x128/0x208 [ 53.867563][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.868773][ T4044] inet_sendmsg+0x15c/0x290 [ 53.869991][ T4044] __sys_sendto+0x388/0x4d0 [ 53.871164][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.872490][ T4044] invoke_syscall+0x98/0x2b8 [ 53.873781][ T4044] el0_svc_common+0x138/0x258 [ 53.875072][ T4044] do_el0_svc+0x58/0x14c [ 53.876448][ T4044] el0_svc+0x7c/0x1f0 [ 53.877544][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.878841][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.880438][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.883585][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.886027][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.888752][ T4044] Call trace: [ 53.889620][ T4044] dump_backtrace+0x0/0x530 [ 53.890791][ T4044] show_stack+0x2c/0x3c [ 53.891897][ T4044] dump_stack_lvl+0x108/0x170 [ 53.893220][ T4044] dump_stack+0x1c/0x58 [ 53.894323][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.895879][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.897202][ T4044] dccp_write_xmit+0x128/0x208 [ 53.898520][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.899784][ T4044] inet_sendmsg+0x15c/0x290 [ 53.901002][ T4044] __sys_sendto+0x388/0x4d0 [ 53.902269][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.903720][ T4044] invoke_syscall+0x98/0x2b8 [ 53.905034][ T4044] el0_svc_common+0x138/0x258 [ 53.906359][ T4044] do_el0_svc+0x58/0x14c [ 53.907559][ T4044] el0_svc+0x7c/0x1f0 [ 53.908663][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.910026][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 53.911540][ T4044] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.914611][ T4044] CPU: 0 PID: 4044 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.916987][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.919710][ T4044] Call trace: [ 53.920551][ T4044] dump_backtrace+0x0/0x530 [ 53.921747][ T4044] show_stack+0x2c/0x3c [ 53.922917][ T4044] dump_stack_lvl+0x108/0x170 [ 53.924218][ T4044] dump_stack+0x1c/0x58 [ 53.925385][ T4044] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.926904][ T4044] dccp_xmit_packet+0x298/0x448 [ 53.928205][ T4044] dccp_write_xmit+0x128/0x208 [ 53.929558][ T4044] dccp_sendmsg+0x608/0xae0 [ 53.930828][ T4044] inet_sendmsg+0x15c/0x290 [ 53.932130][ T4044] __sys_sendto+0x388/0x4d0 [ 53.933395][ T4044] __arm64_sys_sendto+0xd8/0xf8 [ 53.934690][ T4044] invoke_syscall+0x98/0x2b8 [ 53.935906][ T4044] el0_svc_common+0x138/0x258 [ 53.937250][ T4044] do_el0_svc+0x58/0x14c [ 53.938404][ T4044] el0_svc+0x7c/0x1f0 [ 53.939476][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 53.940844][ T4044] el0t_64_sync+0x1a0/0x1a4 executing program [ 53.948506][ T4045] dccp_xmit_packet: Payload too large (65475) for featneg. [ 53.961652][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.964788][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.966943][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 53.969435][ T4045] Call trace: [ 53.970276][ T4045] dump_backtrace+0x0/0x530 [ 53.971495][ T4045] show_stack+0x2c/0x3c [ 53.972620][ T4045] dump_stack_lvl+0x108/0x170 [ 53.973895][ T4045] dump_stack+0x1c/0x58 [ 53.975036][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 53.976536][ T4045] dccp_xmit_packet+0x298/0x448 [ 53.977903][ T4045] dccp_write_xmit+0x128/0x208 [ 53.979175][ T4045] dccp_sendmsg+0x608/0xae0 [ 53.980502][ T4045] inet_sendmsg+0x15c/0x290 [ 53.981803][ T4045] __sys_sendto+0x388/0x4d0 [ 53.983065][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 53.984464][ T4045] invoke_syscall+0x98/0x2b8 [ 53.985748][ T4045] el0_svc_common+0x138/0x258 [ 53.986996][ T4045] do_el0_svc+0x58/0x14c [ 53.988132][ T4045] el0_svc+0x7c/0x1f0 [ 53.989211][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 53.990628][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 53.992219][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 53.995171][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 53.997408][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.000091][ T4045] Call trace: [ 54.000975][ T4045] dump_backtrace+0x0/0x530 [ 54.002205][ T4045] show_stack+0x2c/0x3c [ 54.003370][ T4045] dump_stack_lvl+0x108/0x170 [ 54.004679][ T4045] dump_stack+0x1c/0x58 [ 54.005838][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.007362][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.008708][ T4045] dccp_write_xmit+0x128/0x208 [ 54.010029][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.011305][ T4045] inet_sendmsg+0x15c/0x290 [ 54.012759][ T4045] __sys_sendto+0x388/0x4d0 [ 54.014067][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.015447][ T4045] invoke_syscall+0x98/0x2b8 [ 54.016656][ T4045] el0_svc_common+0x138/0x258 [ 54.017923][ T4045] do_el0_svc+0x58/0x14c [ 54.019064][ T4045] el0_svc+0x7c/0x1f0 [ 54.020166][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.021583][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.023388][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.026410][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.028748][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.031481][ T4045] Call trace: [ 54.032407][ T4045] dump_backtrace+0x0/0x530 [ 54.033610][ T4045] show_stack+0x2c/0x3c [ 54.034718][ T4045] dump_stack_lvl+0x108/0x170 [ 54.035969][ T4045] dump_stack+0x1c/0x58 [ 54.037128][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.038615][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.039976][ T4045] dccp_write_xmit+0x128/0x208 [ 54.041330][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.042535][ T4045] inet_sendmsg+0x15c/0x290 [ 54.043728][ T4045] __sys_sendto+0x388/0x4d0 [ 54.044900][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.046334][ T4045] invoke_syscall+0x98/0x2b8 [ 54.047603][ T4045] el0_svc_common+0x138/0x258 [ 54.048860][ T4045] do_el0_svc+0x58/0x14c [ 54.050059][ T4045] el0_svc+0x7c/0x1f0 [ 54.051094][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.052441][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.053912][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.057054][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.059341][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.062085][ T4045] Call trace: [ 54.062965][ T4045] dump_backtrace+0x0/0x530 [ 54.064202][ T4045] show_stack+0x2c/0x3c [ 54.065326][ T4045] dump_stack_lvl+0x108/0x170 [ 54.066623][ T4045] dump_stack+0x1c/0x58 [ 54.067775][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.069284][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.070591][ T4045] dccp_write_xmit+0x128/0x208 [ 54.071863][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.073145][ T4045] inet_sendmsg+0x15c/0x290 [ 54.074382][ T4045] __sys_sendto+0x388/0x4d0 [ 54.075661][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.077029][ T4045] invoke_syscall+0x98/0x2b8 [ 54.078275][ T4045] el0_svc_common+0x138/0x258 [ 54.079575][ T4045] do_el0_svc+0x58/0x14c [ 54.080689][ T4045] el0_svc+0x7c/0x1f0 [ 54.081814][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.083136][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.084650][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.087658][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.090021][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.092894][ T4045] Call trace: [ 54.093843][ T4045] dump_backtrace+0x0/0x530 [ 54.095086][ T4045] show_stack+0x2c/0x3c [ 54.096209][ T4045] dump_stack_lvl+0x108/0x170 [ 54.097510][ T4045] dump_stack+0x1c/0x58 [ 54.098649][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.100188][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.101528][ T4045] dccp_write_xmit+0x128/0x208 [ 54.102903][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.104206][ T4045] inet_sendmsg+0x15c/0x290 [ 54.105509][ T4045] __sys_sendto+0x388/0x4d0 [ 54.106661][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.107991][ T4045] invoke_syscall+0x98/0x2b8 [ 54.109326][ T4045] el0_svc_common+0x138/0x258 [ 54.110652][ T4045] do_el0_svc+0x58/0x14c [ 54.111816][ T4045] el0_svc+0x7c/0x1f0 [ 54.112938][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.114279][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.116062][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.118976][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.121174][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.123983][ T4045] Call trace: [ 54.124924][ T4045] dump_backtrace+0x0/0x530 [ 54.126071][ T4045] show_stack+0x2c/0x3c [ 54.127229][ T4045] dump_stack_lvl+0x108/0x170 [ 54.128539][ T4045] dump_stack+0x1c/0x58 [ 54.129731][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.131293][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.132622][ T4045] dccp_write_xmit+0x128/0x208 [ 54.133929][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.135223][ T4045] inet_sendmsg+0x15c/0x290 [ 54.136474][ T4045] __sys_sendto+0x388/0x4d0 [ 54.137703][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.139023][ T4045] invoke_syscall+0x98/0x2b8 [ 54.140349][ T4045] el0_svc_common+0x138/0x258 [ 54.141581][ T4045] do_el0_svc+0x58/0x14c [ 54.142737][ T4045] el0_svc+0x7c/0x1f0 [ 54.143917][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.145241][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.146857][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.149877][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.152118][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.154894][ T4045] Call trace: [ 54.155807][ T4045] dump_backtrace+0x0/0x530 [ 54.157075][ T4045] show_stack+0x2c/0x3c [ 54.158194][ T4045] dump_stack_lvl+0x108/0x170 [ 54.159466][ T4045] dump_stack+0x1c/0x58 [ 54.160588][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.162055][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.163382][ T4045] dccp_write_xmit+0x128/0x208 [ 54.164757][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.166020][ T4045] inet_sendmsg+0x15c/0x290 [ 54.167225][ T4045] __sys_sendto+0x388/0x4d0 [ 54.168461][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.169763][ T4045] invoke_syscall+0x98/0x2b8 [ 54.171026][ T4045] el0_svc_common+0x138/0x258 [ 54.172295][ T4045] do_el0_svc+0x58/0x14c [ 54.173441][ T4045] el0_svc+0x7c/0x1f0 [ 54.174511][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.175891][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.177491][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.180553][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.182898][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.185760][ T4045] Call trace: [ 54.186689][ T4045] dump_backtrace+0x0/0x530 [ 54.187929][ T4045] show_stack+0x2c/0x3c [ 54.189069][ T4045] dump_stack_lvl+0x108/0x170 [ 54.190294][ T4045] dump_stack+0x1c/0x58 [ 54.191461][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.192965][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.194330][ T4045] dccp_write_xmit+0x128/0x208 [ 54.195637][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.196883][ T4045] inet_sendmsg+0x15c/0x290 [ 54.198138][ T4045] __sys_sendto+0x388/0x4d0 [ 54.199364][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.200680][ T4045] invoke_syscall+0x98/0x2b8 [ 54.201912][ T4045] el0_svc_common+0x138/0x258 [ 54.203241][ T4045] do_el0_svc+0x58/0x14c [ 54.204414][ T4045] el0_svc+0x7c/0x1f0 [ 54.205516][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.206864][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.208433][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.211483][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.213896][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.216587][ T4045] Call trace: [ 54.217454][ T4045] dump_backtrace+0x0/0x530 [ 54.218696][ T4045] show_stack+0x2c/0x3c [ 54.219825][ T4045] dump_stack_lvl+0x108/0x170 [ 54.221178][ T4045] dump_stack+0x1c/0x58 [ 54.222278][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.223805][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.225126][ T4045] dccp_write_xmit+0x128/0x208 [ 54.226675][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.227951][ T4045] inet_sendmsg+0x15c/0x290 [ 54.229205][ T4045] __sys_sendto+0x388/0x4d0 [ 54.230418][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.231770][ T4045] invoke_syscall+0x98/0x2b8 [ 54.233118][ T4045] el0_svc_common+0x138/0x258 [ 54.234386][ T4045] do_el0_svc+0x58/0x14c [ 54.235626][ T4045] el0_svc+0x7c/0x1f0 [ 54.236716][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.238423][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.240063][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.243165][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.245478][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.248204][ T4045] Call trace: [ 54.249029][ T4045] dump_backtrace+0x0/0x530 [ 54.250264][ T4045] show_stack+0x2c/0x3c [ 54.251427][ T4045] dump_stack_lvl+0x108/0x170 [ 54.252739][ T4045] dump_stack+0x1c/0x58 [ 54.253919][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.255396][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.256704][ T4045] dccp_write_xmit+0x128/0x208 [ 54.258029][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.259295][ T4045] inet_sendmsg+0x15c/0x290 [ 54.260503][ T4045] __sys_sendto+0x388/0x4d0 [ 54.261720][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.263084][ T4045] invoke_syscall+0x98/0x2b8 [ 54.264366][ T4045] el0_svc_common+0x138/0x258 [ 54.265655][ T4045] do_el0_svc+0x58/0x14c [ 54.266813][ T4045] el0_svc+0x7c/0x1f0 [ 54.267902][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.269281][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.270762][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.273802][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.276072][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.278584][ T4045] Call trace: [ 54.279425][ T4045] dump_backtrace+0x0/0x530 [ 54.280566][ T4045] show_stack+0x2c/0x3c [ 54.281716][ T4045] dump_stack_lvl+0x108/0x170 [ 54.282984][ T4045] dump_stack+0x1c/0x58 [ 54.284269][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.285748][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.287150][ T4045] dccp_write_xmit+0x128/0x208 [ 54.288422][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.289698][ T4045] inet_sendmsg+0x15c/0x290 [ 54.290922][ T4045] __sys_sendto+0x388/0x4d0 [ 54.292179][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.293479][ T4045] invoke_syscall+0x98/0x2b8 [ 54.294694][ T4045] el0_svc_common+0x138/0x258 [ 54.296013][ T4045] do_el0_svc+0x58/0x14c [ 54.297181][ T4045] el0_svc+0x7c/0x1f0 [ 54.298294][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.299564][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 54.301114][ T4045] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.304229][ T4045] CPU: 0 PID: 4045 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.306448][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.309100][ T4045] Call trace: [ 54.309944][ T4045] dump_backtrace+0x0/0x530 [ 54.311154][ T4045] show_stack+0x2c/0x3c [ 54.312277][ T4045] dump_stack_lvl+0x108/0x170 [ 54.313508][ T4045] dump_stack+0x1c/0x58 [ 54.314565][ T4045] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.316073][ T4045] dccp_xmit_packet+0x298/0x448 [ 54.317401][ T4045] dccp_write_xmit+0x128/0x208 [ 54.318604][ T4045] dccp_sendmsg+0x608/0xae0 [ 54.319814][ T4045] inet_sendmsg+0x15c/0x290 [ 54.321030][ T4045] __sys_sendto+0x388/0x4d0 [ 54.322255][ T4045] __arm64_sys_sendto+0xd8/0xf8 [ 54.323529][ T4045] invoke_syscall+0x98/0x2b8 [ 54.324752][ T4045] el0_svc_common+0x138/0x258 [ 54.325997][ T4045] do_el0_svc+0x58/0x14c [ 54.327182][ T4045] el0_svc+0x7c/0x1f0 [ 54.328284][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 54.329589][ T4045] el0t_64_sync+0x1a0/0x1a4 executing program [ 54.356330][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.359318][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.361624][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.364418][ T4046] Call trace: [ 54.365322][ T4046] dump_backtrace+0x0/0x530 [ 54.366555][ T4046] show_stack+0x2c/0x3c [ 54.367653][ T4046] dump_stack_lvl+0x108/0x170 [ 54.368951][ T4046] dump_stack+0x1c/0x58 [ 54.370059][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.371585][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.372934][ T4046] dccp_write_xmit+0x128/0x208 [ 54.374248][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.375472][ T4046] inet_sendmsg+0x15c/0x290 [ 54.376765][ T4046] __sys_sendto+0x388/0x4d0 [ 54.377989][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.379267][ T4046] invoke_syscall+0x98/0x2b8 [ 54.380470][ T4046] el0_svc_common+0x138/0x258 [ 54.381766][ T4046] do_el0_svc+0x58/0x14c [ 54.382929][ T4046] el0_svc+0x7c/0x1f0 [ 54.384028][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.385363][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.386965][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.389854][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.392065][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.394837][ T4046] Call trace: [ 54.395746][ T4046] dump_backtrace+0x0/0x530 [ 54.396997][ T4046] show_stack+0x2c/0x3c [ 54.398137][ T4046] dump_stack_lvl+0x108/0x170 [ 54.399364][ T4046] dump_stack+0x1c/0x58 [ 54.400474][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.401937][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.403282][ T4046] dccp_write_xmit+0x128/0x208 [ 54.404564][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.405764][ T4046] inet_sendmsg+0x15c/0x290 [ 54.407023][ T4046] __sys_sendto+0x388/0x4d0 [ 54.408228][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.409605][ T4046] invoke_syscall+0x98/0x2b8 [ 54.410887][ T4046] el0_svc_common+0x138/0x258 [ 54.412208][ T4046] do_el0_svc+0x58/0x14c [ 54.413354][ T4046] el0_svc+0x7c/0x1f0 [ 54.414502][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.415847][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.417672][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.420563][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.422837][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.425655][ T4046] Call trace: [ 54.426500][ T4046] dump_backtrace+0x0/0x530 [ 54.427717][ T4046] show_stack+0x2c/0x3c [ 54.428821][ T4046] dump_stack_lvl+0x108/0x170 [ 54.430087][ T4046] dump_stack+0x1c/0x58 [ 54.431197][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.432698][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.433987][ T4046] dccp_write_xmit+0x128/0x208 [ 54.435247][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.436455][ T4046] inet_sendmsg+0x15c/0x290 [ 54.437639][ T4046] __sys_sendto+0x388/0x4d0 [ 54.438933][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.440228][ T4046] invoke_syscall+0x98/0x2b8 [ 54.441492][ T4046] el0_svc_common+0x138/0x258 [ 54.442775][ T4046] do_el0_svc+0x58/0x14c [ 54.443960][ T4046] el0_svc+0x7c/0x1f0 [ 54.445017][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.446418][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.448100][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.451043][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.453408][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.456213][ T4046] Call trace: [ 54.457118][ T4046] dump_backtrace+0x0/0x530 [ 54.458332][ T4046] show_stack+0x2c/0x3c [ 54.459473][ T4046] dump_stack_lvl+0x108/0x170 [ 54.460742][ T4046] dump_stack+0x1c/0x58 [ 54.461852][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.463371][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.464681][ T4046] dccp_write_xmit+0x128/0x208 [ 54.465979][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.467210][ T4046] inet_sendmsg+0x15c/0x290 [ 54.468456][ T4046] __sys_sendto+0x388/0x4d0 [ 54.469637][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.470928][ T4046] invoke_syscall+0x98/0x2b8 [ 54.472192][ T4046] el0_svc_common+0x138/0x258 [ 54.473529][ T4046] do_el0_svc+0x58/0x14c [ 54.474710][ T4046] el0_svc+0x7c/0x1f0 [ 54.475813][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.477164][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.478702][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.481615][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.484045][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.486824][ T4046] Call trace: [ 54.487717][ T4046] dump_backtrace+0x0/0x530 [ 54.488884][ T4046] show_stack+0x2c/0x3c [ 54.489975][ T4046] dump_stack_lvl+0x108/0x170 [ 54.491212][ T4046] dump_stack+0x1c/0x58 [ 54.492306][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.493758][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.495065][ T4046] dccp_write_xmit+0x128/0x208 [ 54.496334][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.497535][ T4046] inet_sendmsg+0x15c/0x290 [ 54.498770][ T4046] __sys_sendto+0x388/0x4d0 [ 54.500017][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.501421][ T4046] invoke_syscall+0x98/0x2b8 [ 54.502718][ T4046] el0_svc_common+0x138/0x258 [ 54.503979][ T4046] do_el0_svc+0x58/0x14c [ 54.505159][ T4046] el0_svc+0x7c/0x1f0 [ 54.506235][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.507590][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.509128][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.512090][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.514364][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.517055][ T4046] Call trace: [ 54.517864][ T4046] dump_backtrace+0x0/0x530 [ 54.519039][ T4046] show_stack+0x2c/0x3c [ 54.520190][ T4046] dump_stack_lvl+0x108/0x170 [ 54.521440][ T4046] dump_stack+0x1c/0x58 [ 54.522561][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.524006][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.525281][ T4046] dccp_write_xmit+0x128/0x208 [ 54.526516][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.527715][ T4046] inet_sendmsg+0x15c/0x290 [ 54.528936][ T4046] __sys_sendto+0x388/0x4d0 [ 54.530195][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.531505][ T4046] invoke_syscall+0x98/0x2b8 [ 54.532890][ T4046] el0_svc_common+0x138/0x258 [ 54.534111][ T4046] do_el0_svc+0x58/0x14c [ 54.535267][ T4046] el0_svc+0x7c/0x1f0 [ 54.536374][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.537650][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.539275][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.542254][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.544537][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.547212][ T4046] Call trace: [ 54.548074][ T4046] dump_backtrace+0x0/0x530 [ 54.549309][ T4046] show_stack+0x2c/0x3c [ 54.550418][ T4046] dump_stack_lvl+0x108/0x170 [ 54.551682][ T4046] dump_stack+0x1c/0x58 [ 54.552803][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.554231][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.555573][ T4046] dccp_write_xmit+0x128/0x208 [ 54.556897][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.558165][ T4046] inet_sendmsg+0x15c/0x290 [ 54.559315][ T4046] __sys_sendto+0x388/0x4d0 [ 54.560526][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.561861][ T4046] invoke_syscall+0x98/0x2b8 [ 54.563098][ T4046] el0_svc_common+0x138/0x258 [ 54.564344][ T4046] do_el0_svc+0x58/0x14c [ 54.565446][ T4046] el0_svc+0x7c/0x1f0 [ 54.566624][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.567946][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.569424][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.572374][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.574602][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.577282][ T4046] Call trace: [ 54.578146][ T4046] dump_backtrace+0x0/0x530 [ 54.579505][ T4046] show_stack+0x2c/0x3c [ 54.580586][ T4046] dump_stack_lvl+0x108/0x170 [ 54.581794][ T4046] dump_stack+0x1c/0x58 [ 54.582917][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.584440][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.585763][ T4046] dccp_write_xmit+0x128/0x208 [ 54.587061][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.588248][ T4046] inet_sendmsg+0x15c/0x290 [ 54.589458][ T4046] __sys_sendto+0x388/0x4d0 [ 54.590656][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.591952][ T4046] invoke_syscall+0x98/0x2b8 [ 54.593213][ T4046] el0_svc_common+0x138/0x258 [ 54.594547][ T4046] do_el0_svc+0x58/0x14c [ 54.595760][ T4046] el0_svc+0x7c/0x1f0 [ 54.596862][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.598214][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.599779][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.602786][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.605109][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.607673][ T4046] Call trace: [ 54.608466][ T4046] dump_backtrace+0x0/0x530 [ 54.609705][ T4046] show_stack+0x2c/0x3c [ 54.610757][ T4046] dump_stack_lvl+0x108/0x170 [ 54.611989][ T4046] dump_stack+0x1c/0x58 [ 54.613043][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.614601][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.615903][ T4046] dccp_write_xmit+0x128/0x208 [ 54.617170][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.618404][ T4046] inet_sendmsg+0x15c/0x290 [ 54.619622][ T4046] __sys_sendto+0x388/0x4d0 [ 54.620781][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.622094][ T4046] invoke_syscall+0x98/0x2b8 [ 54.623426][ T4046] el0_svc_common+0x138/0x258 [ 54.624721][ T4046] do_el0_svc+0x58/0x14c [ 54.625926][ T4046] el0_svc+0x7c/0x1f0 [ 54.626975][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.628298][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.629773][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.632881][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.635114][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.637841][ T4046] Call trace: [ 54.638786][ T4046] dump_backtrace+0x0/0x530 [ 54.639929][ T4046] show_stack+0x2c/0x3c [ 54.640994][ T4046] dump_stack_lvl+0x108/0x170 [ 54.642274][ T4046] dump_stack+0x1c/0x58 [ 54.643408][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.644885][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.646201][ T4046] dccp_write_xmit+0x128/0x208 [ 54.647477][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.648705][ T4046] inet_sendmsg+0x15c/0x290 [ 54.649932][ T4046] __sys_sendto+0x388/0x4d0 [ 54.651129][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.652399][ T4046] invoke_syscall+0x98/0x2b8 [ 54.653636][ T4046] el0_svc_common+0x138/0x258 [ 54.654937][ T4046] do_el0_svc+0x58/0x14c [ 54.656060][ T4046] el0_svc+0x7c/0x1f0 [ 54.657138][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.658451][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 54.659904][ T4046] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.662913][ T4046] CPU: 0 PID: 4046 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.665215][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.667885][ T4046] Call trace: [ 54.668713][ T4046] dump_backtrace+0x0/0x530 [ 54.669915][ T4046] show_stack+0x2c/0x3c [ 54.671012][ T4046] dump_stack_lvl+0x108/0x170 [ 54.672179][ T4046] dump_stack+0x1c/0x58 [ 54.673338][ T4046] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.674848][ T4046] dccp_xmit_packet+0x298/0x448 [ 54.676152][ T4046] dccp_write_xmit+0x128/0x208 [ 54.677449][ T4046] dccp_sendmsg+0x608/0xae0 [ 54.678659][ T4046] inet_sendmsg+0x15c/0x290 [ 54.679856][ T4046] __sys_sendto+0x388/0x4d0 [ 54.681058][ T4046] __arm64_sys_sendto+0xd8/0xf8 [ 54.682406][ T4046] invoke_syscall+0x98/0x2b8 [ 54.683708][ T4046] el0_svc_common+0x138/0x258 [ 54.684937][ T4046] do_el0_svc+0x58/0x14c [ 54.686050][ T4046] el0_svc+0x7c/0x1f0 [ 54.687160][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 54.688572][ T4046] el0t_64_sync+0x1a0/0x1a4 executing program [ 54.714903][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.718061][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.720359][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.722972][ T4047] Call trace: [ 54.723784][ T4047] dump_backtrace+0x0/0x530 [ 54.725021][ T4047] show_stack+0x2c/0x3c [ 54.726081][ T4047] dump_stack_lvl+0x108/0x170 [ 54.727352][ T4047] dump_stack+0x1c/0x58 [ 54.728495][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.729978][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.731337][ T4047] dccp_write_xmit+0x128/0x208 [ 54.732657][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.733833][ T4047] inet_sendmsg+0x15c/0x290 [ 54.735016][ T4047] __sys_sendto+0x388/0x4d0 [ 54.736251][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.737544][ T4047] invoke_syscall+0x98/0x2b8 [ 54.738797][ T4047] el0_svc_common+0x138/0x258 [ 54.740045][ T4047] do_el0_svc+0x58/0x14c [ 54.741303][ T4047] el0_svc+0x7c/0x1f0 [ 54.742415][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.743728][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.745263][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.748224][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.750496][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.753104][ T4047] Call trace: [ 54.754007][ T4047] dump_backtrace+0x0/0x530 [ 54.755188][ T4047] show_stack+0x2c/0x3c [ 54.756297][ T4047] dump_stack_lvl+0x108/0x170 [ 54.757569][ T4047] dump_stack+0x1c/0x58 [ 54.758711][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.760187][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.761452][ T4047] dccp_write_xmit+0x128/0x208 [ 54.762746][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.763940][ T4047] inet_sendmsg+0x15c/0x290 [ 54.765126][ T4047] __sys_sendto+0x388/0x4d0 [ 54.766299][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.767695][ T4047] invoke_syscall+0x98/0x2b8 [ 54.768930][ T4047] el0_svc_common+0x138/0x258 [ 54.770158][ T4047] do_el0_svc+0x58/0x14c [ 54.771239][ T4047] el0_svc+0x7c/0x1f0 [ 54.772273][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.773607][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.775206][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.778022][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.780207][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.782752][ T4047] Call trace: [ 54.783599][ T4047] dump_backtrace+0x0/0x530 [ 54.784800][ T4047] show_stack+0x2c/0x3c [ 54.785964][ T4047] dump_stack_lvl+0x108/0x170 [ 54.787289][ T4047] dump_stack+0x1c/0x58 [ 54.788442][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.789925][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.791243][ T4047] dccp_write_xmit+0x128/0x208 [ 54.792548][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.793806][ T4047] inet_sendmsg+0x15c/0x290 [ 54.794969][ T4047] __sys_sendto+0x388/0x4d0 [ 54.796230][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.797521][ T4047] invoke_syscall+0x98/0x2b8 [ 54.798832][ T4047] el0_svc_common+0x138/0x258 [ 54.800138][ T4047] do_el0_svc+0x58/0x14c [ 54.801261][ T4047] el0_svc+0x7c/0x1f0 [ 54.802333][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.803762][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.805588][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.808556][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.810809][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.813503][ T4047] Call trace: [ 54.814394][ T4047] dump_backtrace+0x0/0x530 [ 54.815698][ T4047] show_stack+0x2c/0x3c [ 54.816752][ T4047] dump_stack_lvl+0x108/0x170 [ 54.818011][ T4047] dump_stack+0x1c/0x58 [ 54.819145][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.820617][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.821905][ T4047] dccp_write_xmit+0x128/0x208 [ 54.823255][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.824445][ T4047] inet_sendmsg+0x15c/0x290 [ 54.825687][ T4047] __sys_sendto+0x388/0x4d0 [ 54.826863][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.828200][ T4047] invoke_syscall+0x98/0x2b8 [ 54.829454][ T4047] el0_svc_common+0x138/0x258 [ 54.830717][ T4047] do_el0_svc+0x58/0x14c [ 54.831840][ T4047] el0_svc+0x7c/0x1f0 [ 54.832898][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.834214][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.835799][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.838701][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.840914][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.843588][ T4047] Call trace: [ 54.844559][ T4047] dump_backtrace+0x0/0x530 [ 54.845785][ T4047] show_stack+0x2c/0x3c [ 54.846968][ T4047] dump_stack_lvl+0x108/0x170 [ 54.848300][ T4047] dump_stack+0x1c/0x58 [ 54.849429][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.850961][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.852328][ T4047] dccp_write_xmit+0x128/0x208 [ 54.853637][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.854816][ T4047] inet_sendmsg+0x15c/0x290 [ 54.856066][ T4047] __sys_sendto+0x388/0x4d0 [ 54.857238][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.858529][ T4047] invoke_syscall+0x98/0x2b8 [ 54.859794][ T4047] el0_svc_common+0x138/0x258 [ 54.861009][ T4047] do_el0_svc+0x58/0x14c [ 54.862232][ T4047] el0_svc+0x7c/0x1f0 [ 54.863277][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.864653][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.866224][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.869117][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.871310][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.873938][ T4047] Call trace: [ 54.874852][ T4047] dump_backtrace+0x0/0x530 [ 54.876095][ T4047] show_stack+0x2c/0x3c [ 54.877168][ T4047] dump_stack_lvl+0x108/0x170 [ 54.878466][ T4047] dump_stack+0x1c/0x58 [ 54.879570][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.881153][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.882424][ T4047] dccp_write_xmit+0x128/0x208 [ 54.883733][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.884974][ T4047] inet_sendmsg+0x15c/0x290 [ 54.886138][ T4047] __sys_sendto+0x388/0x4d0 [ 54.887325][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.888633][ T4047] invoke_syscall+0x98/0x2b8 [ 54.889829][ T4047] el0_svc_common+0x138/0x258 [ 54.891107][ T4047] do_el0_svc+0x58/0x14c [ 54.892282][ T4047] el0_svc+0x7c/0x1f0 [ 54.893334][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.894759][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.896281][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.899406][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.901675][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.904369][ T4047] Call trace: [ 54.905220][ T4047] dump_backtrace+0x0/0x530 [ 54.906437][ T4047] show_stack+0x2c/0x3c [ 54.907589][ T4047] dump_stack_lvl+0x108/0x170 [ 54.908840][ T4047] dump_stack+0x1c/0x58 [ 54.909970][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.911414][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.912710][ T4047] dccp_write_xmit+0x128/0x208 [ 54.914039][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.915240][ T4047] inet_sendmsg+0x15c/0x290 [ 54.916509][ T4047] __sys_sendto+0x388/0x4d0 [ 54.917764][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.919144][ T4047] invoke_syscall+0x98/0x2b8 [ 54.920419][ T4047] el0_svc_common+0x138/0x258 [ 54.921743][ T4047] do_el0_svc+0x58/0x14c [ 54.922900][ T4047] el0_svc+0x7c/0x1f0 [ 54.923943][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.925255][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.926734][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.929673][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.931875][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.934555][ T4047] Call trace: [ 54.935389][ T4047] dump_backtrace+0x0/0x530 [ 54.936590][ T4047] show_stack+0x2c/0x3c [ 54.937705][ T4047] dump_stack_lvl+0x108/0x170 [ 54.939035][ T4047] dump_stack+0x1c/0x58 [ 54.940133][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.941707][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.942964][ T4047] dccp_write_xmit+0x128/0x208 [ 54.944278][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.945556][ T4047] inet_sendmsg+0x15c/0x290 [ 54.946766][ T4047] __sys_sendto+0x388/0x4d0 [ 54.948019][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.949354][ T4047] invoke_syscall+0x98/0x2b8 [ 54.950601][ T4047] el0_svc_common+0x138/0x258 [ 54.951834][ T4047] do_el0_svc+0x58/0x14c [ 54.952971][ T4047] el0_svc+0x7c/0x1f0 [ 54.954030][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.955419][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.957062][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.960019][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.962329][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.965114][ T4047] Call trace: [ 54.965993][ T4047] dump_backtrace+0x0/0x530 [ 54.967215][ T4047] show_stack+0x2c/0x3c [ 54.968318][ T4047] dump_stack_lvl+0x108/0x170 [ 54.969642][ T4047] dump_stack+0x1c/0x58 [ 54.970717][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 54.972226][ T4047] dccp_xmit_packet+0x298/0x448 [ 54.973475][ T4047] dccp_write_xmit+0x128/0x208 [ 54.974764][ T4047] dccp_sendmsg+0x608/0xae0 [ 54.975960][ T4047] inet_sendmsg+0x15c/0x290 [ 54.977158][ T4047] __sys_sendto+0x388/0x4d0 [ 54.978383][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 54.979674][ T4047] invoke_syscall+0x98/0x2b8 [ 54.980882][ T4047] el0_svc_common+0x138/0x258 [ 54.982153][ T4047] do_el0_svc+0x58/0x14c [ 54.983328][ T4047] el0_svc+0x7c/0x1f0 [ 54.984405][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 54.985735][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 54.987216][ T4047] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 54.990167][ T4047] CPU: 0 PID: 4047 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 54.992429][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 54.995206][ T4047] Call trace: [ 54.996099][ T4047] dump_backtrace+0x0/0x530 [ 54.997348][ T4047] show_stack+0x2c/0x3c [ 54.998461][ T4047] dump_stack_lvl+0x108/0x170 [ 54.999692][ T4047] dump_stack+0x1c/0x58 [ 55.000788][ T4047] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.002254][ T4047] dccp_xmit_packet+0x298/0x448 [ 55.003528][ T4047] dccp_write_xmit+0x128/0x208 [ 55.004819][ T4047] dccp_sendmsg+0x608/0xae0 [ 55.006025][ T4047] inet_sendmsg+0x15c/0x290 [ 55.007289][ T4047] __sys_sendto+0x388/0x4d0 [ 55.008501][ T4047] __arm64_sys_sendto+0xd8/0xf8 [ 55.009844][ T4047] invoke_syscall+0x98/0x2b8 [ 55.011076][ T4047] el0_svc_common+0x138/0x258 [ 55.012357][ T4047] do_el0_svc+0x58/0x14c [ 55.013528][ T4047] el0_svc+0x7c/0x1f0 [ 55.014655][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 55.016067][ T4047] el0t_64_sync+0x1a0/0x1a4 executing program [ 55.040087][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.043201][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.045403][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.048070][ T4048] Call trace: [ 55.048913][ T4048] dump_backtrace+0x0/0x530 [ 55.050126][ T4048] show_stack+0x2c/0x3c [ 55.051240][ T4048] dump_stack_lvl+0x108/0x170 [ 55.052499][ T4048] dump_stack+0x1c/0x58 [ 55.053600][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.055076][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.056421][ T4048] dccp_write_xmit+0x128/0x208 [ 55.057807][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.059062][ T4048] inet_sendmsg+0x15c/0x290 [ 55.060328][ T4048] __sys_sendto+0x388/0x4d0 [ 55.061578][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.063000][ T4048] invoke_syscall+0x98/0x2b8 [ 55.064206][ T4048] el0_svc_common+0x138/0x258 [ 55.065450][ T4048] do_el0_svc+0x58/0x14c [ 55.066689][ T4048] el0_svc+0x7c/0x1f0 [ 55.067713][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.069068][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.070760][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.073878][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.076334][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.079118][ T4048] Call trace: [ 55.080025][ T4048] dump_backtrace+0x0/0x530 [ 55.081225][ T4048] show_stack+0x2c/0x3c [ 55.082335][ T4048] dump_stack_lvl+0x108/0x170 [ 55.083631][ T4048] dump_stack+0x1c/0x58 [ 55.084767][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.086263][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.087568][ T4048] dccp_write_xmit+0x128/0x208 [ 55.088868][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.090047][ T4048] inet_sendmsg+0x15c/0x290 [ 55.091288][ T4048] __sys_sendto+0x388/0x4d0 [ 55.092484][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.093821][ T4048] invoke_syscall+0x98/0x2b8 [ 55.095083][ T4048] el0_svc_common+0x138/0x258 [ 55.096299][ T4048] do_el0_svc+0x58/0x14c [ 55.097404][ T4048] el0_svc+0x7c/0x1f0 [ 55.098525][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.099893][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.101399][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.104547][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.106920][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.109564][ T4048] Call trace: [ 55.110447][ T4048] dump_backtrace+0x0/0x530 [ 55.111581][ T4048] show_stack+0x2c/0x3c [ 55.112665][ T4048] dump_stack_lvl+0x108/0x170 [ 55.113923][ T4048] dump_stack+0x1c/0x58 [ 55.114993][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.116508][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.117848][ T4048] dccp_write_xmit+0x128/0x208 [ 55.119191][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.120466][ T4048] inet_sendmsg+0x15c/0x290 [ 55.121684][ T4048] __sys_sendto+0x388/0x4d0 [ 55.122909][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.124215][ T4048] invoke_syscall+0x98/0x2b8 [ 55.125394][ T4048] el0_svc_common+0x138/0x258 [ 55.126710][ T4048] do_el0_svc+0x58/0x14c [ 55.127899][ T4048] el0_svc+0x7c/0x1f0 [ 55.128991][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.130400][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.131962][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.135010][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.137422][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.140143][ T4048] Call trace: [ 55.141024][ T4048] dump_backtrace+0x0/0x530 [ 55.142288][ T4048] show_stack+0x2c/0x3c [ 55.143488][ T4048] dump_stack_lvl+0x108/0x170 [ 55.144737][ T4048] dump_stack+0x1c/0x58 [ 55.145780][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.147254][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.148508][ T4048] dccp_write_xmit+0x128/0x208 [ 55.149780][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.151010][ T4048] inet_sendmsg+0x15c/0x290 [ 55.152247][ T4048] __sys_sendto+0x388/0x4d0 [ 55.153486][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.154816][ T4048] invoke_syscall+0x98/0x2b8 [ 55.156084][ T4048] el0_svc_common+0x138/0x258 [ 55.157309][ T4048] do_el0_svc+0x58/0x14c [ 55.158422][ T4048] el0_svc+0x7c/0x1f0 [ 55.159521][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.160917][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.162679][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.165697][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.167935][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.170545][ T4048] Call trace: [ 55.171403][ T4048] dump_backtrace+0x0/0x530 [ 55.172522][ T4048] show_stack+0x2c/0x3c [ 55.173632][ T4048] dump_stack_lvl+0x108/0x170 [ 55.174904][ T4048] dump_stack+0x1c/0x58 [ 55.175946][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.177464][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.178765][ T4048] dccp_write_xmit+0x128/0x208 [ 55.180074][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.181298][ T4048] inet_sendmsg+0x15c/0x290 [ 55.182488][ T4048] __sys_sendto+0x388/0x4d0 [ 55.183702][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.184932][ T4048] invoke_syscall+0x98/0x2b8 [ 55.186163][ T4048] el0_svc_common+0x138/0x258 [ 55.187460][ T4048] do_el0_svc+0x58/0x14c [ 55.188598][ T4048] el0_svc+0x7c/0x1f0 [ 55.189764][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.191230][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.192896][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.195859][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.198106][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.200771][ T4048] Call trace: [ 55.201635][ T4048] dump_backtrace+0x0/0x530 [ 55.202779][ T4048] show_stack+0x2c/0x3c [ 55.204012][ T4048] dump_stack_lvl+0x108/0x170 [ 55.205219][ T4048] dump_stack+0x1c/0x58 [ 55.206332][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.207829][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.209115][ T4048] dccp_write_xmit+0x128/0x208 [ 55.210411][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.211607][ T4048] inet_sendmsg+0x15c/0x290 [ 55.212779][ T4048] __sys_sendto+0x388/0x4d0 [ 55.213994][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.215254][ T4048] invoke_syscall+0x98/0x2b8 [ 55.216499][ T4048] el0_svc_common+0x138/0x258 [ 55.217742][ T4048] do_el0_svc+0x58/0x14c [ 55.218885][ T4048] el0_svc+0x7c/0x1f0 [ 55.219943][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.221293][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.222757][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.225716][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.228042][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.230659][ T4048] Call trace: [ 55.231502][ T4048] dump_backtrace+0x0/0x530 [ 55.232678][ T4048] show_stack+0x2c/0x3c [ 55.233791][ T4048] dump_stack_lvl+0x108/0x170 [ 55.235123][ T4048] dump_stack+0x1c/0x58 [ 55.236231][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.237622][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.238915][ T4048] dccp_write_xmit+0x128/0x208 [ 55.240202][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.241424][ T4048] inet_sendmsg+0x15c/0x290 [ 55.242689][ T4048] __sys_sendto+0x388/0x4d0 [ 55.243975][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.245288][ T4048] invoke_syscall+0x98/0x2b8 [ 55.246741][ T4048] el0_svc_common+0x138/0x258 [ 55.248118][ T4048] do_el0_svc+0x58/0x14c [ 55.249365][ T4048] el0_svc+0x7c/0x1f0 [ 55.250434][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.251834][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.253431][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.256564][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.258812][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.261525][ T4048] Call trace: [ 55.262389][ T4048] dump_backtrace+0x0/0x530 [ 55.263582][ T4048] show_stack+0x2c/0x3c [ 55.264760][ T4048] dump_stack_lvl+0x108/0x170 [ 55.266133][ T4048] dump_stack+0x1c/0x58 [ 55.267251][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.268811][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.270204][ T4048] dccp_write_xmit+0x128/0x208 [ 55.271550][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.272834][ T4048] inet_sendmsg+0x15c/0x290 [ 55.274100][ T4048] __sys_sendto+0x388/0x4d0 [ 55.275319][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.276632][ T4048] invoke_syscall+0x98/0x2b8 [ 55.277843][ T4048] el0_svc_common+0x138/0x258 [ 55.279128][ T4048] do_el0_svc+0x58/0x14c [ 55.280277][ T4048] el0_svc+0x7c/0x1f0 [ 55.281318][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.282667][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.284239][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.287196][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.289557][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.292279][ T4048] Call trace: [ 55.293117][ T4048] dump_backtrace+0x0/0x530 [ 55.294299][ T4048] show_stack+0x2c/0x3c [ 55.295478][ T4048] dump_stack_lvl+0x108/0x170 [ 55.296771][ T4048] dump_stack+0x1c/0x58 [ 55.297898][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.299470][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.300771][ T4048] dccp_write_xmit+0x128/0x208 [ 55.302055][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.303272][ T4048] inet_sendmsg+0x15c/0x290 [ 55.304486][ T4048] __sys_sendto+0x388/0x4d0 [ 55.305691][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.306978][ T4048] invoke_syscall+0x98/0x2b8 [ 55.308280][ T4048] el0_svc_common+0x138/0x258 [ 55.309653][ T4048] do_el0_svc+0x58/0x14c [ 55.310808][ T4048] el0_svc+0x7c/0x1f0 [ 55.311895][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.313222][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.314672][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.317797][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.320047][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.322854][ T4048] Call trace: [ 55.323721][ T4048] dump_backtrace+0x0/0x530 [ 55.324993][ T4048] show_stack+0x2c/0x3c [ 55.326136][ T4048] dump_stack_lvl+0x108/0x170 [ 55.327366][ T4048] dump_stack+0x1c/0x58 [ 55.328513][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.330067][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.331430][ T4048] dccp_write_xmit+0x128/0x208 [ 55.332735][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.333974][ T4048] inet_sendmsg+0x15c/0x290 [ 55.335232][ T4048] __sys_sendto+0x388/0x4d0 [ 55.336468][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.337746][ T4048] invoke_syscall+0x98/0x2b8 [ 55.339003][ T4048] el0_svc_common+0x138/0x258 [ 55.340261][ T4048] do_el0_svc+0x58/0x14c [ 55.341424][ T4048] el0_svc+0x7c/0x1f0 [ 55.342575][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.344163][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 55.345680][ T4048] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.348569][ T4048] CPU: 0 PID: 4048 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.350778][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.353389][ T4048] Call trace: [ 55.354289][ T4048] dump_backtrace+0x0/0x530 [ 55.355439][ T4048] show_stack+0x2c/0x3c [ 55.356581][ T4048] dump_stack_lvl+0x108/0x170 [ 55.357748][ T4048] dump_stack+0x1c/0x58 [ 55.358855][ T4048] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.360286][ T4048] dccp_xmit_packet+0x298/0x448 [ 55.361552][ T4048] dccp_write_xmit+0x128/0x208 [ 55.362959][ T4048] dccp_sendmsg+0x608/0xae0 [ 55.364173][ T4048] inet_sendmsg+0x15c/0x290 [ 55.365433][ T4048] __sys_sendto+0x388/0x4d0 [ 55.366648][ T4048] __arm64_sys_sendto+0xd8/0xf8 [ 55.367988][ T4048] invoke_syscall+0x98/0x2b8 [ 55.369267][ T4048] el0_svc_common+0x138/0x258 [ 55.370552][ T4048] do_el0_svc+0x58/0x14c [ 55.371707][ T4048] el0_svc+0x7c/0x1f0 [ 55.372774][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 55.374136][ T4048] el0t_64_sync+0x1a0/0x1a4 executing program [ 55.397836][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.400792][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.403176][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.405934][ T4049] Call trace: [ 55.406881][ T4049] dump_backtrace+0x0/0x530 [ 55.408166][ T4049] show_stack+0x2c/0x3c [ 55.409284][ T4049] dump_stack_lvl+0x108/0x170 [ 55.410604][ T4049] dump_stack+0x1c/0x58 [ 55.411724][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.413280][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.414698][ T4049] dccp_write_xmit+0x128/0x208 [ 55.415984][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.417194][ T4049] inet_sendmsg+0x15c/0x290 [ 55.418453][ T4049] __sys_sendto+0x388/0x4d0 [ 55.419623][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.420986][ T4049] invoke_syscall+0x98/0x2b8 [ 55.422194][ T4049] el0_svc_common+0x138/0x258 [ 55.423531][ T4049] do_el0_svc+0x58/0x14c [ 55.424705][ T4049] el0_svc+0x7c/0x1f0 [ 55.425821][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.427274][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.428796][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.431701][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.434133][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.436826][ T4049] Call trace: [ 55.437703][ T4049] dump_backtrace+0x0/0x530 [ 55.438940][ T4049] show_stack+0x2c/0x3c [ 55.440126][ T4049] dump_stack_lvl+0x108/0x170 [ 55.441377][ T4049] dump_stack+0x1c/0x58 [ 55.442439][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.443997][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.445258][ T4049] dccp_write_xmit+0x128/0x208 [ 55.446491][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.447670][ T4049] inet_sendmsg+0x15c/0x290 [ 55.448815][ T4049] __sys_sendto+0x388/0x4d0 [ 55.450000][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.451328][ T4049] invoke_syscall+0x98/0x2b8 [ 55.452566][ T4049] el0_svc_common+0x138/0x258 [ 55.453892][ T4049] do_el0_svc+0x58/0x14c [ 55.455101][ T4049] el0_svc+0x7c/0x1f0 [ 55.456137][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.457476][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.459118][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.462075][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.464499][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.467304][ T4049] Call trace: [ 55.468183][ T4049] dump_backtrace+0x0/0x530 [ 55.469393][ T4049] show_stack+0x2c/0x3c [ 55.470493][ T4049] dump_stack_lvl+0x108/0x170 [ 55.471764][ T4049] dump_stack+0x1c/0x58 [ 55.472923][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.474427][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.475714][ T4049] dccp_write_xmit+0x128/0x208 [ 55.476996][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.478205][ T4049] inet_sendmsg+0x15c/0x290 [ 55.479489][ T4049] __sys_sendto+0x388/0x4d0 [ 55.480652][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.481938][ T4049] invoke_syscall+0x98/0x2b8 [ 55.483180][ T4049] el0_svc_common+0x138/0x258 [ 55.484420][ T4049] do_el0_svc+0x58/0x14c [ 55.485590][ T4049] el0_svc+0x7c/0x1f0 [ 55.486608][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.487920][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.489399][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.492851][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.495260][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.497993][ T4049] Call trace: [ 55.498813][ T4049] dump_backtrace+0x0/0x530 [ 55.500077][ T4049] show_stack+0x2c/0x3c [ 55.501127][ T4049] dump_stack_lvl+0x108/0x170 [ 55.502351][ T4049] dump_stack+0x1c/0x58 [ 55.503439][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.504890][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.506141][ T4049] dccp_write_xmit+0x128/0x208 [ 55.507467][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.508659][ T4049] inet_sendmsg+0x15c/0x290 [ 55.509818][ T4049] __sys_sendto+0x388/0x4d0 [ 55.511109][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.512403][ T4049] invoke_syscall+0x98/0x2b8 [ 55.513673][ T4049] el0_svc_common+0x138/0x258 [ 55.514876][ T4049] do_el0_svc+0x58/0x14c [ 55.516077][ T4049] el0_svc+0x7c/0x1f0 [ 55.517123][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.518502][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.520006][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.522964][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.525152][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.527740][ T4049] Call trace: [ 55.528607][ T4049] dump_backtrace+0x0/0x530 [ 55.529732][ T4049] show_stack+0x2c/0x3c [ 55.530764][ T4049] dump_stack_lvl+0x108/0x170 [ 55.531975][ T4049] dump_stack+0x1c/0x58 [ 55.533073][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.534532][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.535794][ T4049] dccp_write_xmit+0x128/0x208 [ 55.537001][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.538217][ T4049] inet_sendmsg+0x15c/0x290 [ 55.539431][ T4049] __sys_sendto+0x388/0x4d0 [ 55.540607][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.541948][ T4049] invoke_syscall+0x98/0x2b8 [ 55.543151][ T4049] el0_svc_common+0x138/0x258 [ 55.544400][ T4049] do_el0_svc+0x58/0x14c [ 55.545582][ T4049] el0_svc+0x7c/0x1f0 [ 55.546640][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.548015][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.549450][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.552476][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.554661][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.557278][ T4049] Call trace: [ 55.558219][ T4049] dump_backtrace+0x0/0x530 [ 55.559432][ T4049] show_stack+0x2c/0x3c [ 55.560643][ T4049] dump_stack_lvl+0x108/0x170 [ 55.561898][ T4049] dump_stack+0x1c/0x58 [ 55.562982][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.564472][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.565842][ T4049] dccp_write_xmit+0x128/0x208 [ 55.567203][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.568452][ T4049] inet_sendmsg+0x15c/0x290 [ 55.569771][ T4049] __sys_sendto+0x388/0x4d0 [ 55.571052][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.572357][ T4049] invoke_syscall+0x98/0x2b8 [ 55.573544][ T4049] el0_svc_common+0x138/0x258 [ 55.574775][ T4049] do_el0_svc+0x58/0x14c [ 55.575914][ T4049] el0_svc+0x7c/0x1f0 [ 55.577029][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.578342][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.579826][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.582908][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.585195][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.587776][ T4049] Call trace: [ 55.588643][ T4049] dump_backtrace+0x0/0x530 [ 55.589882][ T4049] show_stack+0x2c/0x3c [ 55.590932][ T4049] dump_stack_lvl+0x108/0x170 [ 55.592052][ T4049] dump_stack+0x1c/0x58 [ 55.593164][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.594633][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.595897][ T4049] dccp_write_xmit+0x128/0x208 [ 55.597171][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.598355][ T4049] inet_sendmsg+0x15c/0x290 [ 55.599517][ T4049] __sys_sendto+0x388/0x4d0 [ 55.600753][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.602089][ T4049] invoke_syscall+0x98/0x2b8 [ 55.603319][ T4049] el0_svc_common+0x138/0x258 [ 55.604534][ T4049] do_el0_svc+0x58/0x14c [ 55.605695][ T4049] el0_svc+0x7c/0x1f0 [ 55.606735][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.608124][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.609580][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.612556][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.614865][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.617541][ T4049] Call trace: [ 55.618404][ T4049] dump_backtrace+0x0/0x530 [ 55.619587][ T4049] show_stack+0x2c/0x3c [ 55.620710][ T4049] dump_stack_lvl+0x108/0x170 [ 55.621931][ T4049] dump_stack+0x1c/0x58 [ 55.623142][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.624584][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.625886][ T4049] dccp_write_xmit+0x128/0x208 [ 55.627169][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.628377][ T4049] inet_sendmsg+0x15c/0x290 [ 55.629689][ T4049] __sys_sendto+0x388/0x4d0 [ 55.630925][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.632242][ T4049] invoke_syscall+0x98/0x2b8 [ 55.633483][ T4049] el0_svc_common+0x138/0x258 [ 55.634775][ T4049] do_el0_svc+0x58/0x14c [ 55.635974][ T4049] el0_svc+0x7c/0x1f0 [ 55.637063][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.638412][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.640842][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.643930][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.646192][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.648791][ T4049] Call trace: [ 55.649707][ T4049] dump_backtrace+0x0/0x530 [ 55.650920][ T4049] show_stack+0x2c/0x3c [ 55.652078][ T4049] dump_stack_lvl+0x108/0x170 [ 55.653406][ T4049] dump_stack+0x1c/0x58 [ 55.654552][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.656039][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.657379][ T4049] dccp_write_xmit+0x128/0x208 [ 55.658789][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.660039][ T4049] inet_sendmsg+0x15c/0x290 [ 55.661339][ T4049] __sys_sendto+0x388/0x4d0 [ 55.662572][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.663856][ T4049] invoke_syscall+0x98/0x2b8 [ 55.665104][ T4049] el0_svc_common+0x138/0x258 [ 55.666345][ T4049] do_el0_svc+0x58/0x14c [ 55.667433][ T4049] el0_svc+0x7c/0x1f0 [ 55.668460][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.669763][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.671232][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.674349][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.676631][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.679327][ T4049] Call trace: [ 55.680165][ T4049] dump_backtrace+0x0/0x530 [ 55.681276][ T4049] show_stack+0x2c/0x3c [ 55.682313][ T4049] dump_stack_lvl+0x108/0x170 [ 55.683695][ T4049] dump_stack+0x1c/0x58 [ 55.684894][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.686451][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.687741][ T4049] dccp_write_xmit+0x128/0x208 [ 55.689047][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.690271][ T4049] inet_sendmsg+0x15c/0x290 [ 55.691466][ T4049] __sys_sendto+0x388/0x4d0 [ 55.692746][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.694075][ T4049] invoke_syscall+0x98/0x2b8 [ 55.695266][ T4049] el0_svc_common+0x138/0x258 [ 55.696572][ T4049] do_el0_svc+0x58/0x14c [ 55.697735][ T4049] el0_svc+0x7c/0x1f0 [ 55.698830][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.700260][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 55.701758][ T4049] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.704785][ T4049] CPU: 0 PID: 4049 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.707162][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.709835][ T4049] Call trace: [ 55.710657][ T4049] dump_backtrace+0x0/0x530 [ 55.711866][ T4049] show_stack+0x2c/0x3c [ 55.713042][ T4049] dump_stack_lvl+0x108/0x170 [ 55.714320][ T4049] dump_stack+0x1c/0x58 [ 55.715462][ T4049] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.717024][ T4049] dccp_xmit_packet+0x298/0x448 [ 55.718309][ T4049] dccp_write_xmit+0x128/0x208 [ 55.719567][ T4049] dccp_sendmsg+0x608/0xae0 [ 55.720827][ T4049] inet_sendmsg+0x15c/0x290 [ 55.722102][ T4049] __sys_sendto+0x388/0x4d0 [ 55.723361][ T4049] __arm64_sys_sendto+0xd8/0xf8 [ 55.724630][ T4049] invoke_syscall+0x98/0x2b8 [ 55.725914][ T4049] el0_svc_common+0x138/0x258 [ 55.727415][ T4049] do_el0_svc+0x58/0x14c [ 55.728653][ T4049] el0_svc+0x7c/0x1f0 [ 55.729813][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 55.731183][ T4049] el0t_64_sync+0x1a0/0x1a4 executing program [ 55.753589][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.756680][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.759015][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.761673][ T4050] Call trace: [ 55.762524][ T4050] dump_backtrace+0x0/0x530 [ 55.763785][ T4050] show_stack+0x2c/0x3c [ 55.764938][ T4050] dump_stack_lvl+0x108/0x170 [ 55.766237][ T4050] dump_stack+0x1c/0x58 [ 55.767346][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.768824][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.770224][ T4050] dccp_write_xmit+0x128/0x208 [ 55.771495][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.772794][ T4050] inet_sendmsg+0x15c/0x290 [ 55.774089][ T4050] __sys_sendto+0x388/0x4d0 [ 55.775321][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.776674][ T4050] invoke_syscall+0x98/0x2b8 [ 55.777945][ T4050] el0_svc_common+0x138/0x258 [ 55.779274][ T4050] do_el0_svc+0x58/0x14c [ 55.780397][ T4050] el0_svc+0x7c/0x1f0 [ 55.781533][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 55.782817][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 55.784433][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.787502][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.789898][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.792697][ T4050] Call trace: [ 55.793631][ T4050] dump_backtrace+0x0/0x530 [ 55.794863][ T4050] show_stack+0x2c/0x3c [ 55.796026][ T4050] dump_stack_lvl+0x108/0x170 [ 55.797260][ T4050] dump_stack+0x1c/0x58 [ 55.798435][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.799890][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.801215][ T4050] dccp_write_xmit+0x128/0x208 [ 55.802513][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.803725][ T4050] inet_sendmsg+0x15c/0x290 [ 55.805012][ T4050] __sys_sendto+0x388/0x4d0 [ 55.806235][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.807508][ T4050] invoke_syscall+0x98/0x2b8 [ 55.808753][ T4050] el0_svc_common+0x138/0x258 [ 55.810098][ T4050] do_el0_svc+0x58/0x14c [ 55.811276][ T4050] el0_svc+0x7c/0x1f0 [ 55.812396][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 55.813781][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 55.815531][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.818672][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.820969][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.823709][ T4050] Call trace: [ 55.824586][ T4050] dump_backtrace+0x0/0x530 [ 55.825805][ T4050] show_stack+0x2c/0x3c [ 55.826987][ T4050] dump_stack_lvl+0x108/0x170 [ 55.828187][ T4050] dump_stack+0x1c/0x58 [ 55.829360][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.830911][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.832194][ T4050] dccp_write_xmit+0x128/0x208 [ 55.833492][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.834716][ T4050] inet_sendmsg+0x15c/0x290 [ 55.835910][ T4050] __sys_sendto+0x388/0x4d0 [ 55.837129][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.838522][ T4050] invoke_syscall+0x98/0x2b8 [ 55.839803][ T4050] el0_svc_common+0x138/0x258 [ 55.841019][ T4050] do_el0_svc+0x58/0x14c [ 55.842183][ T4050] el0_svc+0x7c/0x1f0 [ 55.843257][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 55.844528][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 55.846402][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.849304][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.851594][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.854488][ T4050] Call trace: [ 55.855396][ T4050] dump_backtrace+0x0/0x530 [ 55.856609][ T4050] show_stack+0x2c/0x3c [ 55.857697][ T4050] dump_stack_lvl+0x108/0x170 [ 55.858913][ T4050] dump_stack+0x1c/0x58 [ 55.860199][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.861696][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.862982][ T4050] dccp_write_xmit+0x128/0x208 [ 55.864276][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.865536][ T4050] inet_sendmsg+0x15c/0x290 [ 55.866825][ T4050] __sys_sendto+0x388/0x4d0 [ 55.868032][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.869382][ T4050] invoke_syscall+0x98/0x2b8 [ 55.870596][ T4050] el0_svc_common+0x138/0x258 [ 55.871944][ T4050] do_el0_svc+0x58/0x14c [ 55.873119][ T4050] el0_svc+0x7c/0x1f0 [ 55.874240][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 55.875589][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 55.877131][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.880101][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.882398][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.885115][ T4050] Call trace: [ 55.886039][ T4050] dump_backtrace+0x0/0x530 [ 55.887411][ T4050] show_stack+0x2c/0x3c [ 55.888543][ T4050] dump_stack_lvl+0x108/0x170 [ 55.889832][ T4050] dump_stack+0x1c/0x58 [ 55.890978][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.892531][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.893826][ T4050] dccp_write_xmit+0x128/0x208 [ 55.895175][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.896489][ T4050] inet_sendmsg+0x15c/0x290 [ 55.897822][ T4050] __sys_sendto+0x388/0x4d0 [ 55.899045][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.900414][ T4050] invoke_syscall+0x98/0x2b8 [ 55.901677][ T4050] el0_svc_common+0x138/0x258 [ 55.902990][ T4050] do_el0_svc+0x58/0x14c [ 55.904196][ T4050] el0_svc+0x7c/0x1f0 [ 55.905309][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 55.906699][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 55.908305][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.911409][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.913726][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.916675][ T4050] Call trace: [ 55.917592][ T4050] dump_backtrace+0x0/0x530 [ 55.918792][ T4050] show_stack+0x2c/0x3c [ 55.919912][ T4050] dump_stack_lvl+0x108/0x170 [ 55.921193][ T4050] dump_stack+0x1c/0x58 [ 55.922410][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.923982][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.925405][ T4050] dccp_write_xmit+0x128/0x208 [ 55.926704][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.927886][ T4050] inet_sendmsg+0x15c/0x290 [ 55.929198][ T4050] __sys_sendto+0x388/0x4d0 [ 55.930434][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.931889][ T4050] invoke_syscall+0x98/0x2b8 [ 55.933132][ T4050] el0_svc_common+0x138/0x258 [ 55.934453][ T4050] do_el0_svc+0x58/0x14c [ 55.935765][ T4050] el0_svc+0x7c/0x1f0 [ 55.936798][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 55.938170][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 55.939715][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.942720][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.945062][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.947720][ T4050] Call trace: [ 55.948684][ T4050] dump_backtrace+0x0/0x530 [ 55.949838][ T4050] show_stack+0x2c/0x3c [ 55.951047][ T4050] dump_stack_lvl+0x108/0x170 [ 55.952334][ T4050] dump_stack+0x1c/0x58 [ 55.953428][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.954947][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.956301][ T4050] dccp_write_xmit+0x128/0x208 [ 55.957545][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.958815][ T4050] inet_sendmsg+0x15c/0x290 [ 55.960151][ T4050] __sys_sendto+0x388/0x4d0 [ 55.961454][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.962883][ T4050] invoke_syscall+0x98/0x2b8 [ 55.964199][ T4050] el0_svc_common+0x138/0x258 [ 55.965416][ T4050] do_el0_svc+0x58/0x14c [ 55.966599][ T4050] el0_svc+0x7c/0x1f0 [ 55.967697][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 55.969189][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 55.970761][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 55.973976][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 55.976272][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 55.979028][ T4050] Call trace: [ 55.979930][ T4050] dump_backtrace+0x0/0x530 [ 55.981178][ T4050] show_stack+0x2c/0x3c [ 55.982293][ T4050] dump_stack_lvl+0x108/0x170 [ 55.983629][ T4050] dump_stack+0x1c/0x58 [ 55.984844][ T4050] ccid3_hc_tx_packet_sent+0x250/0x2bc [ 55.986410][ T4050] dccp_xmit_packet+0x298/0x448 [ 55.987825][ T4050] dccp_write_xmit+0x128/0x208 [ 55.989109][ T4050] dccp_sendmsg+0x608/0xae0 [ 55.990362][ T4050] inet_sendmsg+0x15c/0x290 [ 55.991618][ T4050] __sys_sendto+0x388/0x4d0 [ 55.992779][ T4050] __arm64_sys_sendto+0xd8/0xf8 [ 55.994128][ T4050] invoke_syscall+0x98/0x2b8 [ 55.995349][ T4050] el0_svc_common+0x138/0x258 [ 55.996665][ T4050] do_el0_svc+0x58/0x14c [ 55.997810][ T4050] el0_svc+0x7c/0x1f0 [ 55.998867][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 56.000214][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 56.001752][ T4050] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 56.004875][ T4050] CPU: 0 PID: 4050 Comm: syz-executor360 Not tainted 5.15.178-syzkaller #0 [ 56.007174][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 56.009869][ T4050] Call trace: [ 56.010746][ T4050] dump_backtrace+0x0/0x530 [ 56.011997][ T4050] show_stack+0x2c/0x3c