Warning: Permanently added '10.128.0.66' (ED25519) to the list of known hosts. 2024/09/11 05:38:05 parsed 1 programs 2024/09/11 05:38:06 executed programs: 0 [ 81.927520][ T5294] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 81.992378][ T5297] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.021857][ T5299] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.044072][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 82.059465][ C1] CPU: 1 UID: 0 PID: 5302 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 82.070004][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 82.080936][ C1] Call Trace: [ 82.084323][ C1] [ 82.087467][ C1] dump_stack_lvl+0x241/0x360 [ 82.092531][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 82.098174][ C1] ? __pfx__printk+0x10/0x10 [ 82.102852][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 82.108317][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 82.113780][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 82.119452][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 82.125609][ C1] dccp_rcv_established+0x1bb/0x320 [ 82.131058][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 82.135755][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 82.141798][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 82.147465][ C1] __sk_receive_skb+0x82b/0x8b0 [ 82.152451][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 82.157490][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 82.162418][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 82.168056][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 82.173870][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 82.179700][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 82.185770][ C1] NF_HOOK+0x3a4/0x450 [ 82.189831][ C1] ? NF_HOOK+0x9a/0x450 [ 82.194014][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 82.198863][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 82.204840][ C1] ? ip_rcv_finish+0x406/0x560 [ 82.209603][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 82.214783][ C1] NF_HOOK+0x3a4/0x450 [ 82.219119][ C1] ? __lock_acquire+0x137a/0x2040 [ 82.224255][ C1] ? NF_HOOK+0x9a/0x450 [ 82.228414][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 82.233022][ C1] ? ip_rcv_core+0x801/0xd10 [ 82.237887][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 82.243026][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 82.247626][ C1] __netif_receive_skb+0x2bf/0x650 [ 82.252739][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 82.257943][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 82.263647][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 82.270341][ C1] ? __pfx_lock_release+0x10/0x10 [ 82.275467][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 82.281214][ C1] process_backlog+0x662/0x15b0 [ 82.286603][ C1] ? process_backlog+0x33b/0x15b0 [ 82.291652][ C1] ? __pfx_process_backlog+0x10/0x10 [ 82.296955][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 82.303089][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 82.309790][ C1] __napi_poll+0xcb/0x490 [ 82.314127][ C1] net_rx_action+0x89b/0x1240 [ 82.318932][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 82.324088][ C1] ? sched_clock+0x4a/0x70 [ 82.328514][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 82.334844][ C1] handle_softirqs+0x2c4/0x970 [ 82.339683][ C1] ? do_softirq+0x11b/0x1e0 [ 82.344366][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 82.349744][ C1] do_softirq+0x11b/0x1e0 [ 82.354077][ C1] [ 82.357116][ C1] [ 82.360138][ C1] ? __pfx_do_softirq+0x10/0x10 [ 82.365249][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 82.370908][ C1] ? rcu_is_watching+0x15/0xb0 [ 82.375678][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 82.380871][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 82.386350][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 82.391711][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 82.397668][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 82.403033][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 82.408198][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 82.413782][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 82.419479][ C1] ? mark_lock+0x9a/0x350 [ 82.423835][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 82.429851][ C1] ? ip_finish_output2+0xa14/0x1390 [ 82.435179][ C1] ? ip_finish_output2+0x45f/0x1390 [ 82.440401][ C1] ip_finish_output2+0xd41/0x1390 [ 82.445615][ C1] ? ip_finish_output2+0x45f/0x1390 [ 82.451160][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 82.456619][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 82.461551][ C1] ? __ip_finish_output+0x349/0x400 [ 82.466869][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 82.471921][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 82.476974][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 82.482024][ C1] dccp_xmit_packet+0x376/0x610 [ 82.486906][ C1] ? __virt_addr_valid+0x183/0x530 [ 82.492079][ C1] dccp_write_xmit+0x138/0x220 [ 82.496841][ C1] dccp_sendmsg+0x76f/0xba0 [ 82.501361][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 82.506382][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 82.511664][ C1] ? inet_sendmsg+0x330/0x390 [ 82.516342][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 82.521709][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 82.527361][ C1] __sock_sendmsg+0x1a6/0x270 [ 82.532063][ C1] sock_write_iter+0x2dd/0x400 [ 82.536857][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 82.542180][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 82.547558][ C1] ? security_file_permission+0x7f/0xa0 [ 82.553240][ C1] vfs_write+0xa72/0xc90 [ 82.557509][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 82.563042][ C1] ? __pfx_vfs_write+0x10/0x10 [ 82.567971][ C1] ? __set_current_blocked+0x310/0x380 [ 82.573432][ C1] ksys_write+0x1a0/0x2c0 [ 82.577777][ C1] ? __pfx_ksys_write+0x10/0x10 [ 82.582640][ C1] ? do_syscall_64+0x100/0x230 [ 82.587392][ C1] ? do_syscall_64+0xb6/0x230 [ 82.592435][ C1] do_syscall_64+0xf3/0x230 [ 82.596951][ C1] ? clear_bhb_loop+0x35/0x90 [ 82.601753][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.607793][ C1] RIP: 0033:0x449cf9 [ 82.611708][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 82.631761][ C1] RSP: 002b:00007f8b290470e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 82.640357][ C1] RAX: ffffffffffffffda RBX: 0000000000538248 RCX: 0000000000449cf9 [ 82.649015][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 82.656990][ C1] RBP: 00007f8b29047674 R08: 0000000000000000 R09: 0000000000000000 [ 82.664966][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 82.672929][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 82.681078][ C1] [ 82.687794][ T25] cfg80211: failed to load regulatory.db [ 82.708736][ T5296] dccp_close: ABORT with 36 bytes unread [ 82.708770][ T5298] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.713364][ T5298] dccp_close: ABORT with 36 bytes unread [ 82.739276][ T5308] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.791885][ T5305] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.819696][ T5322] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.850215][ T5312] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.888802][ T5316] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.904333][ T5315] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 82.922525][ C0] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 82.937080][ C0] CPU: 0 UID: 0 PID: 5334 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 82.937547][ T5316] dccp_close: ABORT with 36 bytes unread [ 82.947949][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 82.947989][ C0] Call Trace: [ 82.947998][ C0] [ 82.948008][ C0] dump_stack_lvl+0x241/0x360 [ 82.948038][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 82.948059][ C0] ? __pfx__printk+0x10/0x10 [ 82.971985][ T5317] dccp_close: ABORT with 2 bytes unread [ 82.975365][ C0] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 82.975409][ C0] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 82.975436][ C0] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 82.975463][ C0] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 82.975487][ C0] dccp_rcv_established+0x1bb/0x320 [ 82.975514][ C0] dccp_v4_do_rcv+0xff/0x1f0 [ 82.975532][ C0] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 82.975552][ C0] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 82.975567][ C0] __sk_receive_skb+0x82b/0x8b0 [ 82.975590][ C0] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 82.975613][ C0] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 82.975633][ C0] ip_protocol_deliver_rcu+0x2e9/0x440 [ 82.975656][ C0] ? ip_local_deliver_finish+0x230/0x5f0 [ 82.975676][ C0] ip_local_deliver_finish+0x341/0x5f0 [ 82.975701][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 82.975721][ C0] NF_HOOK+0x3a4/0x450 [ 82.975744][ C0] ? NF_HOOK+0x9a/0x450 [ 82.975763][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 82.975795][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 83.094507][ C0] ? ip_rcv_finish+0x406/0x560 [ 83.099282][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 83.104478][ C0] NF_HOOK+0x3a4/0x450 [ 83.108583][ C0] ? __lock_acquire+0x137a/0x2040 [ 83.113699][ C0] ? NF_HOOK+0x9a/0x450 [ 83.117882][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 83.122506][ C0] ? ip_rcv_core+0x801/0xd10 [ 83.127236][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 83.132461][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 83.136967][ C0] __netif_receive_skb+0x2bf/0x650 [ 83.142110][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 83.147234][ C0] ? __pfx___netif_receive_skb+0x10/0x10 [ 83.153252][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 83.159587][ C0] ? __pfx_lock_release+0x10/0x10 [ 83.164632][ C0] ? _raw_spin_lock_irq+0xdf/0x120 [ 83.169857][ C0] process_backlog+0x662/0x15b0 [ 83.174905][ C0] ? process_backlog+0x33b/0x15b0 [ 83.180216][ C0] ? __pfx_process_backlog+0x10/0x10 [ 83.185776][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 83.192418][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.199090][ C0] __napi_poll+0xcb/0x490 [ 83.203481][ C0] net_rx_action+0x89b/0x1240 [ 83.208234][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 83.209364][ T5328] dccp_close: ABORT with 72 bytes unread [ 83.213371][ C0] ? sched_clock+0x4a/0x70 [ 83.223452][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.230152][ C0] handle_softirqs+0x2c4/0x970 [ 83.234973][ C0] ? do_softirq+0x11b/0x1e0 [ 83.239595][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 83.245086][ C0] do_softirq+0x11b/0x1e0 [ 83.249612][ C0] [ 83.252931][ C0] [ 83.255964][ C0] ? __pfx_do_softirq+0x10/0x10 [ 83.261307][ C0] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 83.267405][ C0] ? rcu_is_watching+0x15/0xb0 [ 83.272629][ C0] __local_bh_enable_ip+0x1bb/0x200 [ 83.278056][ C0] ? dev_hard_start_xmit+0x773/0x7e0 [ 83.283532][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 83.288828][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 83.294664][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 83.299927][ C0] __dev_queue_xmit+0x1763/0x3e90 [ 83.305236][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 83.310442][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 83.315935][ C0] ? mark_lock+0x9a/0x350 [ 83.320266][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 83.326369][ C0] ? ip_finish_output2+0xa14/0x1390 [ 83.331609][ C0] ? ip_finish_output2+0x45f/0x1390 [ 83.336900][ C0] ip_finish_output2+0xd41/0x1390 [ 83.341953][ C0] ? ip_finish_output2+0x45f/0x1390 [ 83.347368][ C0] ? __pfx_ip_finish_output2+0x10/0x10 [ 83.348499][ T5333] dccp_close: ABORT with 36 bytes unread [ 83.352892][ C0] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 83.362355][ T5324] dccp_close: ABORT with 36 bytes unread [ 83.363511][ C0] ? __ip_finish_output+0x349/0x400 [ 83.374489][ C0] __ip_queue_xmit+0x118c/0x1b80 [ 83.379483][ C0] ? __ip_queue_xmit+0x5f/0x1b80 [ 83.384571][ C0] dccp_transmit_skb+0xf41/0x16a0 [ 83.389651][ C0] dccp_xmit_packet+0x376/0x610 [ 83.394630][ C0] ? __virt_addr_valid+0x183/0x530 [ 83.400019][ C0] dccp_write_xmit+0x138/0x220 [ 83.404826][ C0] dccp_sendmsg+0x76f/0xba0 [ 83.409405][ C0] ? __pfx_dccp_sendmsg+0x10/0x10 [ 83.414562][ C0] ? sock_rps_record_flow+0x1a/0x400 [ 83.420158][ C0] ? inet_sendmsg+0x330/0x390 [ 83.424961][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 83.430377][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 83.436044][ C0] __sock_sendmsg+0x1a6/0x270 [ 83.440738][ C0] sock_write_iter+0x2dd/0x400 [ 83.445521][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 83.451213][ C0] ? bpf_lsm_file_permission+0x9/0x10 [ 83.457169][ C0] ? security_file_permission+0x7f/0xa0 [ 83.462762][ C0] vfs_write+0xa72/0xc90 [ 83.467037][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 83.472526][ C0] ? __pfx_vfs_write+0x10/0x10 [ 83.477389][ C0] ? do_futex+0x33b/0x560 [ 83.481761][ C0] ksys_write+0x1a0/0x2c0 [ 83.486641][ C0] ? __pfx_ksys_write+0x10/0x10 [ 83.491507][ C0] ? do_syscall_64+0x100/0x230 [ 83.496362][ C0] ? do_syscall_64+0xb6/0x230 [ 83.501048][ C0] do_syscall_64+0xf3/0x230 [ 83.505572][ C0] ? clear_bhb_loop+0x35/0x90 [ 83.510274][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.516395][ C0] RIP: 0033:0x449cf9 [ 83.520447][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 83.540414][ C0] RSP: 002b:00007f8b290470e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 83.548845][ C0] RAX: ffffffffffffffda RBX: 0000000000538248 RCX: 0000000000449cf9 [ 83.557209][ C0] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 83.565583][ C0] RBP: 00007f8b29047674 R08: 0000000000000000 R09: 0000000000000000 [ 83.573852][ C0] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 83.581896][ C0] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 83.590021][ C0] [ 83.601792][ T5364] dccp_close: ABORT with 2 bytes unread [ 83.617215][ T5334] dccp_close: ABORT with 36 bytes unread [ 83.670087][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 83.684483][ C1] CPU: 1 UID: 0 PID: 5387 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 83.695248][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 83.705468][ C1] Call Trace: [ 83.708763][ C1] [ 83.711595][ C1] dump_stack_lvl+0x241/0x360 [ 83.716483][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 83.721878][ C1] ? __pfx__printk+0x10/0x10 [ 83.726573][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 83.732142][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 83.737908][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 83.743371][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 83.749518][ C1] dccp_rcv_established+0x1bb/0x320 [ 83.754842][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 83.759534][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 83.765177][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 83.770380][ C1] __sk_receive_skb+0x82b/0x8b0 [ 83.775253][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 83.780380][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 83.785232][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 83.790951][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 83.796590][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 83.802065][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 83.808132][ C1] NF_HOOK+0x3a4/0x450 [ 83.812202][ C1] ? NF_HOOK+0x9a/0x450 [ 83.816602][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 83.821188][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 83.827177][ C1] ? ip_rcv_finish+0x406/0x560 [ 83.831939][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 83.837040][ C1] NF_HOOK+0x3a4/0x450 [ 83.841094][ C1] ? __lock_acquire+0x137a/0x2040 [ 83.846106][ C1] ? NF_HOOK+0x9a/0x450 [ 83.850246][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 83.854834][ C1] ? ip_rcv_core+0x801/0xd10 [ 83.859777][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 83.864878][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 83.869453][ C1] __netif_receive_skb+0x2bf/0x650 [ 83.874988][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 83.880215][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 83.885870][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 83.892111][ C1] ? __pfx_lock_release+0x10/0x10 [ 83.897134][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 83.902420][ C1] process_backlog+0x662/0x15b0 [ 83.907611][ C1] ? process_backlog+0x33b/0x15b0 [ 83.912627][ C1] ? __pfx_process_backlog+0x10/0x10 [ 83.917898][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 83.924042][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.930365][ C1] __napi_poll+0xcb/0x490 [ 83.934683][ C1] net_rx_action+0x89b/0x1240 [ 83.939540][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 83.944990][ C1] ? sched_clock+0x4a/0x70 [ 83.949772][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.956249][ C1] handle_softirqs+0x2c4/0x970 [ 83.961165][ C1] ? do_softirq+0x11b/0x1e0 [ 83.965848][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 83.971256][ C1] do_softirq+0x11b/0x1e0 [ 83.975817][ C1] [ 83.979013][ C1] [ 83.982055][ C1] ? __pfx_do_softirq+0x10/0x10 [ 83.986909][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 83.992544][ C1] ? rcu_is_watching+0x15/0xb0 [ 83.997328][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 84.002619][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 84.007926][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 84.013064][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 84.018890][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 84.024007][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 84.029308][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 84.034452][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 84.039959][ C1] ? mark_lock+0x9a/0x350 [ 84.044343][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.050528][ C1] ? ip_finish_output2+0xa14/0x1390 [ 84.055917][ C1] ? ip_finish_output2+0x45f/0x1390 [ 84.061207][ C1] ip_finish_output2+0xd41/0x1390 [ 84.066349][ C1] ? ip_finish_output2+0x45f/0x1390 [ 84.071646][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 84.077395][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 84.082448][ C1] ? __ip_finish_output+0x349/0x400 [ 84.087986][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 84.092960][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 84.098162][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 84.103195][ C1] dccp_xmit_packet+0x376/0x610 [ 84.108033][ C1] ? __virt_addr_valid+0x183/0x530 [ 84.113155][ C1] dccp_write_xmit+0x138/0x220 [ 84.118003][ C1] dccp_sendmsg+0x76f/0xba0 [ 84.122509][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 84.127754][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 84.133081][ C1] ? inet_sendmsg+0x330/0x390 [ 84.137856][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 84.143227][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 84.148771][ C1] __sock_sendmsg+0x1a6/0x270 [ 84.153743][ C1] sock_write_iter+0x2dd/0x400 [ 84.158718][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 84.164281][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 84.169841][ C1] ? security_file_permission+0x7f/0xa0 [ 84.175425][ C1] vfs_write+0xa72/0xc90 [ 84.179787][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 84.185336][ C1] ? __pfx_vfs_write+0x10/0x10 [ 84.190248][ C1] ? __set_current_blocked+0x310/0x380 [ 84.195818][ C1] ksys_write+0x1a0/0x2c0 [ 84.200138][ C1] ? __pfx_ksys_write+0x10/0x10 [ 84.204992][ C1] ? do_syscall_64+0x100/0x230 [ 84.209841][ C1] ? do_syscall_64+0xb6/0x230 [ 84.214676][ C1] do_syscall_64+0xf3/0x230 [ 84.219165][ C1] ? clear_bhb_loop+0x35/0x90 [ 84.223920][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.229834][ C1] RIP: 0033:0x449cf9 [ 84.233733][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 84.253447][ C1] RSP: 002b:00007f80aa7a80e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 84.262218][ C1] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 [ 84.270994][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 84.279426][ C1] RBP: 00007f80aa7a8674 R08: 0000000000000000 R09: 0000000000000000 [ 84.287649][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 84.295951][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 84.304544][ C1] [ 84.355006][ T5387] dccp_close: ABORT with 36 bytes unread [ 84.421466][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 84.436173][ C1] CPU: 1 UID: 0 PID: 5413 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 84.446958][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 84.457270][ C1] Call Trace: [ 84.460630][ C1] [ 84.463492][ C1] dump_stack_lvl+0x241/0x360 [ 84.468176][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.473442][ C1] ? __pfx__printk+0x10/0x10 [ 84.478145][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 84.483824][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 84.489325][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 84.495000][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 84.501247][ C1] dccp_rcv_established+0x1bb/0x320 [ 84.506617][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 84.511244][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 84.516897][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 84.522079][ C1] __sk_receive_skb+0x82b/0x8b0 [ 84.527009][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 84.532191][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 84.537289][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 84.543003][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 84.548626][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 84.554083][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 84.560081][ C1] NF_HOOK+0x3a4/0x450 [ 84.564139][ C1] ? NF_HOOK+0x9a/0x450 [ 84.568485][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 84.573165][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 84.579151][ C1] ? ip_rcv_finish+0x406/0x560 [ 84.584285][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 84.589584][ C1] NF_HOOK+0x3a4/0x450 [ 84.593647][ C1] ? __lock_acquire+0x137a/0x2040 [ 84.598882][ C1] ? NF_HOOK+0x9a/0x450 [ 84.603114][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 84.607711][ C1] ? ip_rcv_core+0x801/0xd10 [ 84.612398][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 84.617531][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 84.622564][ C1] __netif_receive_skb+0x2bf/0x650 [ 84.627803][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 84.632928][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 84.639107][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.645969][ C1] ? __pfx_lock_release+0x10/0x10 [ 84.651815][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 84.657298][ C1] process_backlog+0x662/0x15b0 [ 84.662254][ C1] ? process_backlog+0x33b/0x15b0 [ 84.667469][ C1] ? __pfx_process_backlog+0x10/0x10 [ 84.672774][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.678956][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 84.685820][ C1] __napi_poll+0xcb/0x490 [ 84.690261][ C1] net_rx_action+0x89b/0x1240 [ 84.695063][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 84.700200][ C1] ? sched_clock+0x4a/0x70 [ 84.704735][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 84.711185][ C1] handle_softirqs+0x2c4/0x970 [ 84.716139][ C1] ? do_softirq+0x11b/0x1e0 [ 84.720662][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 84.726212][ C1] do_softirq+0x11b/0x1e0 [ 84.730792][ C1] [ 84.733812][ C1] [ 84.737082][ C1] ? __pfx_do_softirq+0x10/0x10 [ 84.741946][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 84.747692][ C1] ? rcu_is_watching+0x15/0xb0 [ 84.752477][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 84.757775][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 84.763085][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 84.768301][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 84.774027][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 84.779228][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 84.784779][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 84.790069][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 84.795789][ C1] ? mark_lock+0x9a/0x350 [ 84.800208][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.806638][ C1] ? ip_finish_output2+0xa14/0x1390 [ 84.811880][ C1] ? ip_finish_output2+0x45f/0x1390 [ 84.817172][ C1] ip_finish_output2+0xd41/0x1390 [ 84.822235][ C1] ? ip_finish_output2+0x45f/0x1390 [ 84.827523][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 84.833063][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 84.838423][ C1] ? __ip_finish_output+0x349/0x400 [ 84.843611][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 84.848689][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 84.853641][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 84.858762][ C1] dccp_xmit_packet+0x376/0x610 [ 84.863784][ C1] ? __virt_addr_valid+0x183/0x530 [ 84.869155][ C1] dccp_write_xmit+0x138/0x220 [ 84.873999][ C1] dccp_sendmsg+0x76f/0xba0 [ 84.878946][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 84.884237][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 84.889524][ C1] ? inet_sendmsg+0x330/0x390 [ 84.894192][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 84.899651][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 84.905096][ C1] __sock_sendmsg+0x1a6/0x270 [ 84.909765][ C1] sock_write_iter+0x2dd/0x400 [ 84.914532][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 84.919817][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 84.925268][ C1] ? security_file_permission+0x7f/0xa0 [ 84.930984][ C1] vfs_write+0xa72/0xc90 [ 84.935218][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 84.940755][ C1] ? __pfx_vfs_write+0x10/0x10 [ 84.945505][ C1] ? __set_current_blocked+0x310/0x380 [ 84.951050][ C1] ksys_write+0x1a0/0x2c0 [ 84.955452][ C1] ? __pfx_ksys_write+0x10/0x10 [ 84.960470][ C1] ? do_syscall_64+0x100/0x230 [ 84.965494][ C1] ? do_syscall_64+0xb6/0x230 [ 84.970352][ C1] do_syscall_64+0xf3/0x230 [ 84.974940][ C1] ? clear_bhb_loop+0x35/0x90 [ 84.979614][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.985496][ C1] RIP: 0033:0x449cf9 [ 84.989375][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 85.009252][ C1] RSP: 002b:00007ff48bde20e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 85.017747][ C1] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 [ 85.025888][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 85.034135][ C1] RBP: 00007ff48bde2674 R08: 0000000000000000 R09: 0000000000000000 [ 85.042206][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 85.050437][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 85.058511][ C1] [ 85.304974][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 85.318988][ C1] CPU: 1 UID: 0 PID: 5469 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 85.329419][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 85.339465][ C1] Call Trace: [ 85.342734][ C1] [ 85.345562][ C1] dump_stack_lvl+0x241/0x360 [ 85.350230][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.355430][ C1] ? __pfx__printk+0x10/0x10 [ 85.360309][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 85.365769][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 85.371243][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 85.376952][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 85.383019][ C1] dccp_rcv_established+0x1bb/0x320 [ 85.388206][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 85.392780][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 85.398399][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 85.403590][ C1] __sk_receive_skb+0x82b/0x8b0 [ 85.408515][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 85.413540][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 85.418479][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 85.424302][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 85.429940][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 85.435511][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 85.441638][ C1] NF_HOOK+0x3a4/0x450 [ 85.445830][ C1] ? NF_HOOK+0x9a/0x450 [ 85.449988][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 85.454744][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 85.461007][ C1] ? ip_rcv_finish+0x406/0x560 [ 85.465768][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 85.470955][ C1] NF_HOOK+0x3a4/0x450 [ 85.475014][ C1] ? __lock_acquire+0x137a/0x2040 [ 85.480027][ C1] ? NF_HOOK+0x9a/0x450 [ 85.484169][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 85.488747][ C1] ? ip_rcv_core+0x801/0xd10 [ 85.493409][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 85.498511][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 85.503169][ C1] __netif_receive_skb+0x2bf/0x650 [ 85.508381][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 85.513426][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 85.519053][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 85.525109][ C1] ? __pfx_lock_release+0x10/0x10 [ 85.530820][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 85.535928][ C1] process_backlog+0x662/0x15b0 [ 85.540934][ C1] ? process_backlog+0x33b/0x15b0 [ 85.546166][ C1] ? __pfx_process_backlog+0x10/0x10 [ 85.551626][ C1] __napi_poll+0xcb/0x490 [ 85.556435][ C1] net_rx_action+0x89b/0x1240 [ 85.561420][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 85.566549][ C1] ? sched_clock+0x4a/0x70 [ 85.570966][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 85.577409][ C1] handle_softirqs+0x2c4/0x970 [ 85.582180][ C1] ? do_softirq+0x11b/0x1e0 [ 85.586787][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 85.592177][ C1] do_softirq+0x11b/0x1e0 [ 85.596497][ C1] [ 85.599414][ C1] [ 85.602332][ C1] ? __pfx_do_softirq+0x10/0x10 [ 85.607177][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 85.612903][ C1] ? rcu_is_watching+0x15/0xb0 [ 85.617677][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 85.622864][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 85.628133][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 85.633228][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 85.638938][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 85.644039][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 85.649095][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 85.654294][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 85.659729][ C1] ? mark_lock+0x9a/0x350 [ 85.664145][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 85.670307][ C1] ? ip_finish_output2+0xa14/0x1390 [ 85.675854][ C1] ? ip_finish_output2+0x45f/0x1390 [ 85.681262][ C1] ip_finish_output2+0xd41/0x1390 [ 85.686673][ C1] ? ip_finish_output2+0x45f/0x1390 [ 85.691966][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 85.697419][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 85.702887][ C1] ? __ip_finish_output+0x349/0x400 [ 85.708123][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 85.713154][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 85.718207][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 85.723430][ C1] dccp_xmit_packet+0x376/0x610 [ 85.728376][ C1] ? __virt_addr_valid+0x183/0x530 [ 85.733482][ C1] dccp_write_xmit+0x138/0x220 [ 85.738440][ C1] dccp_sendmsg+0x76f/0xba0 [ 85.742957][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 85.747974][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 85.753252][ C1] ? inet_sendmsg+0x330/0x390 [ 85.757915][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 85.763213][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 85.768686][ C1] __sock_sendmsg+0x1a6/0x270 [ 85.773385][ C1] sock_write_iter+0x2dd/0x400 [ 85.778592][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 85.783971][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 85.789345][ C1] ? security_file_permission+0x7f/0xa0 [ 85.794959][ C1] vfs_write+0xa72/0xc90 [ 85.799307][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 85.804660][ C1] ? __pfx_vfs_write+0x10/0x10 [ 85.809598][ C1] ? __set_current_blocked+0x310/0x380 [ 85.815094][ C1] ksys_write+0x1a0/0x2c0 [ 85.819440][ C1] ? __pfx_ksys_write+0x10/0x10 [ 85.824376][ C1] ? do_syscall_64+0x100/0x230 [ 85.829337][ C1] ? do_syscall_64+0xb6/0x230 [ 85.834170][ C1] do_syscall_64+0xf3/0x230 [ 85.838718][ C1] ? clear_bhb_loop+0x35/0x90 [ 85.843478][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.849467][ C1] RIP: 0033:0x449cf9 [ 85.853454][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 85.873423][ C1] RSP: 002b:00007ff48bde20e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 85.882182][ C1] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 [ 85.891186][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 85.899150][ C1] RBP: 00007ff48bde2674 R08: 0000000000000000 R09: 0000000000000000 [ 85.907109][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 85.915151][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 85.923409][ C1] [ 86.052049][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 86.066702][ C1] CPU: 1 UID: 0 PID: 5501 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 86.077732][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 86.087909][ C1] Call Trace: [ 86.091357][ C1] [ 86.094289][ C1] dump_stack_lvl+0x241/0x360 [ 86.098985][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.104260][ C1] ? __pfx__printk+0x10/0x10 [ 86.109044][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 86.114503][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 86.120068][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 86.125897][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 86.132037][ C1] dccp_rcv_established+0x1bb/0x320 [ 86.137345][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 86.142014][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 86.147894][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 86.153095][ C1] __sk_receive_skb+0x82b/0x8b0 [ 86.158038][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 86.162989][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 86.167913][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 86.173472][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 86.179471][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 86.185286][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 86.191273][ C1] NF_HOOK+0x3a4/0x450 [ 86.195425][ C1] ? NF_HOOK+0x9a/0x450 [ 86.199567][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 86.204269][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 86.210353][ C1] ? ip_rcv_finish+0x406/0x560 [ 86.215201][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 86.220388][ C1] NF_HOOK+0x3a4/0x450 [ 86.224452][ C1] ? __lock_acquire+0x137a/0x2040 [ 86.229494][ C1] ? NF_HOOK+0x9a/0x450 [ 86.233641][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 86.238362][ C1] ? ip_rcv_core+0x801/0xd10 [ 86.243075][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 86.248185][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 86.252688][ C1] __netif_receive_skb+0x2bf/0x650 [ 86.257898][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 86.263020][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 86.268752][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 86.274866][ C1] ? __pfx_lock_release+0x10/0x10 [ 86.280169][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 86.285365][ C1] process_backlog+0x662/0x15b0 [ 86.290213][ C1] ? process_backlog+0x33b/0x15b0 [ 86.295493][ C1] ? __pfx_process_backlog+0x10/0x10 [ 86.300867][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 86.306833][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 86.313337][ C1] __napi_poll+0xcb/0x490 [ 86.317747][ C1] net_rx_action+0x89b/0x1240 [ 86.322425][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 86.327527][ C1] ? sched_clock+0x4a/0x70 [ 86.331954][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 86.338533][ C1] handle_softirqs+0x2c4/0x970 [ 86.343772][ C1] ? do_softirq+0x11b/0x1e0 [ 86.348381][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 86.353761][ C1] do_softirq+0x11b/0x1e0 [ 86.358092][ C1] [ 86.361003][ C1] [ 86.363929][ C1] ? __pfx_do_softirq+0x10/0x10 [ 86.369012][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 86.375213][ C1] ? rcu_is_watching+0x15/0xb0 [ 86.380076][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 86.385514][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 86.391084][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 86.396435][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 86.402167][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 86.407371][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 86.412490][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 86.417606][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 86.423080][ C1] ? mark_lock+0x9a/0x350 [ 86.427973][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 86.434067][ C1] ? ip_finish_output2+0xa14/0x1390 [ 86.439366][ C1] ? ip_finish_output2+0x45f/0x1390 [ 86.444663][ C1] ip_finish_output2+0xd41/0x1390 [ 86.449776][ C1] ? ip_finish_output2+0x45f/0x1390 [ 86.455229][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 86.460679][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 86.465608][ C1] ? __ip_finish_output+0x349/0x400 [ 86.471081][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 86.476032][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 86.481175][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 86.486380][ C1] dccp_xmit_packet+0x376/0x610 [ 86.491326][ C1] ? __virt_addr_valid+0x183/0x530 [ 86.496652][ C1] dccp_write_xmit+0x138/0x220 [ 86.501432][ C1] dccp_sendmsg+0x76f/0xba0 [ 86.506055][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 86.511361][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 86.516668][ C1] ? inet_sendmsg+0x330/0x390 [ 86.521486][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 86.527178][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 86.532938][ C1] __sock_sendmsg+0x1a6/0x270 [ 86.537637][ C1] sock_write_iter+0x2dd/0x400 [ 86.542538][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 86.548006][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 86.553399][ C1] ? security_file_permission+0x7f/0xa0 [ 86.559216][ C1] vfs_write+0xa72/0xc90 [ 86.563480][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 86.568790][ C1] ? __pfx_vfs_write+0x10/0x10 [ 86.573622][ C1] ? __set_current_blocked+0x310/0x380 [ 86.579175][ C1] ksys_write+0x1a0/0x2c0 [ 86.583770][ C1] ? __pfx_ksys_write+0x10/0x10 [ 86.588719][ C1] ? do_syscall_64+0x100/0x230 [ 86.593560][ C1] ? do_syscall_64+0xb6/0x230 [ 86.598339][ C1] do_syscall_64+0xf3/0x230 [ 86.603192][ C1] ? clear_bhb_loop+0x35/0x90 [ 86.608173][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.614165][ C1] RIP: 0033:0x449cf9 [ 86.618162][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 86.638389][ C1] RSP: 002b:00007f95ba26c0e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 2024/09/11 05:38:12 executed programs: 50 [ 86.647427][ C1] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 [ 86.655764][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 86.663922][ C1] RBP: 00007f95ba26c674 R08: 0000000000000000 R09: 0000000000000000 [ 86.671973][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 86.680116][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 86.688276][ C1] [ 86.829414][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 86.836612][ C0] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 86.843551][ C1] CPU: 1 UID: 0 PID: 5536 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 86.868816][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 86.879313][ C1] Call Trace: [ 86.882679][ C1] [ 86.885522][ C1] dump_stack_lvl+0x241/0x360 [ 86.890417][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.896279][ C1] ? __pfx__printk+0x10/0x10 [ 86.900989][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 86.906489][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 86.912079][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 86.917573][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 86.923596][ C1] dccp_rcv_established+0x1bb/0x320 [ 86.928828][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 86.933446][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 86.939100][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 86.944409][ C1] __sk_receive_skb+0x82b/0x8b0 [ 86.949372][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 86.954499][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 86.959564][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 86.965398][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 86.971124][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 86.976721][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 86.982808][ C1] NF_HOOK+0x3a4/0x450 [ 86.987005][ C1] ? NF_HOOK+0x9a/0x450 [ 86.991206][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 86.996460][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 87.002545][ C1] ? ip_rcv_finish+0x406/0x560 [ 87.007328][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 87.012542][ C1] NF_HOOK+0x3a4/0x450 [ 87.016669][ C1] ? __lock_acquire+0x137a/0x2040 [ 87.021742][ C1] ? NF_HOOK+0x9a/0x450 [ 87.026093][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 87.030693][ C1] ? ip_rcv_core+0x801/0xd10 [ 87.035333][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 87.040573][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 87.045190][ C1] __netif_receive_skb+0x2bf/0x650 [ 87.050509][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 87.055980][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 87.062055][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.068217][ C1] ? __pfx_lock_release+0x10/0x10 [ 87.073527][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 87.078841][ C1] process_backlog+0x662/0x15b0 [ 87.083976][ C1] ? process_backlog+0x33b/0x15b0 [ 87.089396][ C1] ? __pfx_process_backlog+0x10/0x10 [ 87.094775][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.100763][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 87.107100][ C1] __napi_poll+0xcb/0x490 [ 87.111451][ C1] net_rx_action+0x89b/0x1240 [ 87.116167][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 87.121377][ C1] ? sched_clock+0x4a/0x70 [ 87.126423][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 87.132852][ C1] handle_softirqs+0x2c4/0x970 [ 87.137625][ C1] ? do_softirq+0x11b/0x1e0 [ 87.142448][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 87.147791][ C1] do_softirq+0x11b/0x1e0 [ 87.152414][ C1] [ 87.155441][ C1] [ 87.158462][ C1] ? __pfx_do_softirq+0x10/0x10 [ 87.163587][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 87.169269][ C1] ? rcu_is_watching+0x15/0xb0 [ 87.174051][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 87.179530][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 87.184832][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 87.190125][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 87.195944][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 87.201240][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 87.206404][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 87.211649][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 87.217060][ C1] ? mark_lock+0x9a/0x350 [ 87.221403][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.227921][ C1] ? ip_finish_output2+0xa14/0x1390 [ 87.233227][ C1] ? ip_finish_output2+0x45f/0x1390 [ 87.238528][ C1] ip_finish_output2+0xd41/0x1390 [ 87.243753][ C1] ? ip_finish_output2+0x45f/0x1390 [ 87.248972][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 87.254442][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 87.259313][ C1] ? __ip_finish_output+0x349/0x400 [ 87.264786][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 87.269921][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 87.274970][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 87.280036][ C1] dccp_xmit_packet+0x376/0x610 [ 87.285012][ C1] ? __virt_addr_valid+0x183/0x530 [ 87.290662][ C1] dccp_write_xmit+0x138/0x220 [ 87.295558][ C1] dccp_sendmsg+0x76f/0xba0 [ 87.300163][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 87.305191][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 87.310599][ C1] ? inet_sendmsg+0x330/0x390 [ 87.315284][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 87.320725][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 87.326195][ C1] __sock_sendmsg+0x1a6/0x270 [ 87.330885][ C1] sock_write_iter+0x2dd/0x400 [ 87.335719][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 87.341045][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 87.346688][ C1] ? security_file_permission+0x7f/0xa0 [ 87.352273][ C1] vfs_write+0xa72/0xc90 [ 87.356616][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 87.362009][ C1] ? __pfx_vfs_write+0x10/0x10 [ 87.366873][ C1] ? __set_current_blocked+0x310/0x380 [ 87.372365][ C1] ksys_write+0x1a0/0x2c0 [ 87.376717][ C1] ? __pfx_ksys_write+0x10/0x10 [ 87.381912][ C1] ? do_syscall_64+0x100/0x230 [ 87.386874][ C1] ? do_syscall_64+0xb6/0x230 [ 87.391732][ C1] do_syscall_64+0xf3/0x230 [ 87.396247][ C1] ? clear_bhb_loop+0x35/0x90 [ 87.401202][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.407106][ C1] RIP: 0033:0x449cf9 [ 87.411113][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 87.430980][ C1] RSP: 002b:00007ff48bde20e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 87.439682][ C1] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 [ 87.448103][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 87.456425][ C1] RBP: 00007ff48bde2674 R08: 0000000000000000 R09: 0000000000000000 [ 87.464406][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 87.472642][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 87.480952][ C1] [ 87.484077][ C0] CPU: 0 UID: 0 PID: 5537 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 87.494935][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 87.505259][ C0] Call Trace: [ 87.508543][ C0] [ 87.511475][ C0] dump_stack_lvl+0x241/0x360 [ 87.516443][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 87.521818][ C0] ? __pfx__printk+0x10/0x10 [ 87.526509][ C0] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 87.532002][ C0] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 87.537722][ C0] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 87.543178][ C0] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 87.549220][ C0] dccp_rcv_established+0x1bb/0x320 [ 87.554428][ C0] dccp_v4_do_rcv+0xff/0x1f0 [ 87.559104][ C0] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 87.564726][ C0] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 87.569907][ C0] __sk_receive_skb+0x82b/0x8b0 [ 87.574863][ C0] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 87.579814][ C0] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 87.584845][ C0] ip_protocol_deliver_rcu+0x2e9/0x440 [ 87.590408][ C0] ? ip_local_deliver_finish+0x230/0x5f0 [ 87.596232][ C0] ip_local_deliver_finish+0x341/0x5f0 [ 87.602050][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 87.608064][ C0] NF_HOOK+0x3a4/0x450 [ 87.612425][ C0] ? NF_HOOK+0x9a/0x450 [ 87.616630][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 87.621397][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 87.627396][ C0] ? ip_rcv_finish+0x406/0x560 [ 87.632257][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 87.637616][ C0] NF_HOOK+0x3a4/0x450 [ 87.641934][ C0] ? __lock_acquire+0x137a/0x2040 [ 87.646994][ C0] ? NF_HOOK+0x9a/0x450 [ 87.651153][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 87.655827][ C0] ? ip_rcv_core+0x801/0xd10 [ 87.660493][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 87.665621][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 87.670139][ C0] __netif_receive_skb+0x2bf/0x650 [ 87.675262][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 87.680388][ C0] ? __pfx___netif_receive_skb+0x10/0x10 [ 87.686080][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.692233][ C0] ? __pfx_lock_release+0x10/0x10 [ 87.697254][ C0] ? _raw_spin_lock_irq+0xdf/0x120 [ 87.702388][ C0] process_backlog+0x662/0x15b0 [ 87.707346][ C0] ? process_backlog+0x33b/0x15b0 [ 87.712368][ C0] ? __pfx_process_backlog+0x10/0x10 [ 87.717819][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.723794][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 87.730248][ C0] __napi_poll+0xcb/0x490 [ 87.734611][ C0] net_rx_action+0x89b/0x1240 [ 87.739452][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 87.744572][ C0] ? sched_clock+0x4a/0x70 [ 87.749324][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 87.756189][ C0] handle_softirqs+0x2c4/0x970 [ 87.761067][ C0] ? do_softirq+0x11b/0x1e0 [ 87.765685][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 87.771403][ C0] do_softirq+0x11b/0x1e0 [ 87.775912][ C0] [ 87.779004][ C0] [ 87.781920][ C0] ? __pfx_do_softirq+0x10/0x10 [ 87.786762][ C0] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 87.792664][ C0] ? rcu_is_watching+0x15/0xb0 [ 87.797594][ C0] __local_bh_enable_ip+0x1bb/0x200 [ 87.802777][ C0] ? dev_hard_start_xmit+0x773/0x7e0 [ 87.808045][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 87.813140][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 87.818846][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 87.823955][ C0] __dev_queue_xmit+0x1763/0x3e90 [ 87.829251][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 87.834617][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 87.840941][ C0] ? mark_lock+0x9a/0x350 [ 87.845257][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.851225][ C0] ? ip_finish_output2+0xa14/0x1390 [ 87.856497][ C0] ? ip_finish_output2+0x45f/0x1390 [ 87.861726][ C0] ip_finish_output2+0xd41/0x1390 [ 87.866948][ C0] ? ip_finish_output2+0x45f/0x1390 [ 87.872329][ C0] ? __pfx_ip_finish_output2+0x10/0x10 [ 87.878001][ C0] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 87.883191][ C0] ? __ip_finish_output+0x349/0x400 [ 87.888642][ C0] __ip_queue_xmit+0x118c/0x1b80 [ 87.893693][ C0] ? __ip_queue_xmit+0x5f/0x1b80 [ 87.898632][ C0] dccp_transmit_skb+0xf41/0x16a0 [ 87.903666][ C0] dccp_xmit_packet+0x376/0x610 [ 87.908510][ C0] ? __virt_addr_valid+0x183/0x530 [ 87.913703][ C0] dccp_write_xmit+0x138/0x220 [ 87.918467][ C0] dccp_sendmsg+0x76f/0xba0 [ 87.923056][ C0] ? __pfx_dccp_sendmsg+0x10/0x10 [ 87.928243][ C0] ? sock_rps_record_flow+0x1a/0x400 [ 87.933784][ C0] ? inet_sendmsg+0x330/0x390 [ 87.938640][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 87.944002][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 87.949546][ C0] __sock_sendmsg+0x1a6/0x270 [ 87.954221][ C0] sock_write_iter+0x2dd/0x400 [ 87.959070][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 87.964384][ C0] ? bpf_lsm_file_permission+0x9/0x10 [ 87.969848][ C0] ? security_file_permission+0x7f/0xa0 [ 87.975468][ C0] vfs_write+0xa72/0xc90 [ 87.979889][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 87.985252][ C0] ? __pfx_vfs_write+0x10/0x10 [ 87.990022][ C0] ? __set_current_blocked+0x310/0x380 [ 87.995859][ C0] ksys_write+0x1a0/0x2c0 [ 88.000265][ C0] ? __pfx_ksys_write+0x10/0x10 [ 88.005465][ C0] ? do_syscall_64+0x100/0x230 [ 88.010249][ C0] ? do_syscall_64+0xb6/0x230 [ 88.014917][ C0] do_syscall_64+0xf3/0x230 [ 88.019599][ C0] ? clear_bhb_loop+0x35/0x90 [ 88.024718][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.030858][ C0] RIP: 0033:0x449cf9 [ 88.034825][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 88.055645][ C0] RSP: 002b:00007f95ba26c0e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 88.064158][ C0] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 [ 88.072740][ C0] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 88.080992][ C0] RBP: 00007f95ba26c674 R08: 0000000000000000 R09: 0000000000000000 [ 88.089229][ C0] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 88.097384][ C0] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 88.105385][ C0] [ 88.119940][ T5509] net_ratelimit: 18 callbacks suppressed [ 88.119959][ T5509] dccp_close: ABORT with 36 bytes unread [ 88.125708][ T5534] dccp_close: ABORT with 36 bytes unread [ 88.130098][ T5536] dccp_close: ABORT with 36 bytes unread [ 88.140446][ T5526] dccp_close: ABORT with 36 bytes unread [ 88.145447][ T5528] __nla_validate_parse: 83 callbacks suppressed [ 88.145462][ T5528] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.177522][ T5548] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.192461][ T5545] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.214624][ T5549] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.227025][ T5546] dccp_close: ABORT with 36 bytes unread [ 88.236351][ T5544] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.246690][ T5550] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.256965][ T5553] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.267027][ T5551] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.280193][ T5562] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.291016][ T5555] netlink: 2 bytes leftover after parsing attributes in process `syz-executor'. [ 88.331389][ C0] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 88.345606][ C0] CPU: 0 UID: 0 PID: 5555 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 88.355958][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 88.366295][ C0] Call Trace: [ 88.369822][ C0] [ 88.372684][ C0] dump_stack_lvl+0x241/0x360 [ 88.377465][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.382751][ C0] ? __pfx__printk+0x10/0x10 [ 88.387771][ C0] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 88.393416][ C0] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 88.398870][ C0] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 88.404417][ C0] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 88.410752][ C0] dccp_rcv_established+0x1bb/0x320 [ 88.416034][ C0] dccp_v4_do_rcv+0xff/0x1f0 [ 88.421066][ C0] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 88.426690][ C0] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 88.432225][ C0] __sk_receive_skb+0x82b/0x8b0 [ 88.437073][ C0] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 88.441993][ C0] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 88.446854][ C0] ip_protocol_deliver_rcu+0x2e9/0x440 [ 88.452563][ C0] ? ip_local_deliver_finish+0x230/0x5f0 [ 88.458821][ C0] ip_local_deliver_finish+0x341/0x5f0 [ 88.464277][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 88.470607][ C0] NF_HOOK+0x3a4/0x450 [ 88.474753][ C0] ? NF_HOOK+0x9a/0x450 [ 88.478979][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 88.483552][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 88.489637][ C0] ? ip_rcv_finish+0x406/0x560 [ 88.494554][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 88.499780][ C0] NF_HOOK+0x3a4/0x450 [ 88.503875][ C0] ? __lock_acquire+0x137a/0x2040 [ 88.509079][ C0] ? NF_HOOK+0x9a/0x450 [ 88.513492][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 88.518163][ C0] ? ip_rcv_core+0x801/0xd10 [ 88.522849][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 88.528061][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 88.532660][ C0] __netif_receive_skb+0x2bf/0x650 [ 88.537772][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 88.542795][ C0] ? __pfx___netif_receive_skb+0x10/0x10 [ 88.548424][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 88.554423][ C0] ? __pfx_lock_release+0x10/0x10 [ 88.559539][ C0] ? _raw_spin_lock_irq+0xdf/0x120 [ 88.564829][ C0] process_backlog+0x662/0x15b0 [ 88.569846][ C0] ? process_backlog+0x33b/0x15b0 [ 88.575040][ C0] ? __pfx_process_backlog+0x10/0x10 [ 88.580326][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 88.586296][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 88.592783][ C0] __napi_poll+0xcb/0x490 [ 88.597193][ C0] net_rx_action+0x89b/0x1240 [ 88.602070][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 88.607200][ C0] ? sched_clock+0x4a/0x70 [ 88.611708][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 88.618127][ C0] handle_softirqs+0x2c4/0x970 [ 88.622999][ C0] ? do_softirq+0x11b/0x1e0 [ 88.627844][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 88.633212][ C0] ? rcu_is_watching+0x15/0xb0 [ 88.638456][ C0] do_softirq+0x11b/0x1e0 [ 88.642873][ C0] [ 88.645889][ C0] [ 88.648922][ C0] ? __pfx_do_softirq+0x10/0x10 [ 88.653766][ C0] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 88.659504][ C0] ? rcu_is_watching+0x15/0xb0 [ 88.664404][ C0] __local_bh_enable_ip+0x1bb/0x200 [ 88.669683][ C0] ? dev_hard_start_xmit+0x773/0x7e0 [ 88.675065][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 88.680225][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 88.686047][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 88.691452][ C0] __dev_queue_xmit+0x1763/0x3e90 [ 88.696589][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 88.701800][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 88.707463][ C0] ? mark_lock+0x9a/0x350 [ 88.711989][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 88.718370][ C0] ? ip_finish_output2+0xa14/0x1390 [ 88.723826][ C0] ? ip_finish_output2+0x45f/0x1390 [ 88.729141][ C0] ip_finish_output2+0xd41/0x1390 [ 88.734625][ C0] ? ip_finish_output2+0x45f/0x1390 [ 88.740814][ C0] ? __pfx_ip_finish_output2+0x10/0x10 [ 88.746418][ C0] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 88.751799][ C0] ? __ip_finish_output+0x349/0x400 [ 88.757008][ C0] __ip_queue_xmit+0x118c/0x1b80 [ 88.762074][ C0] ? __ip_queue_xmit+0x5f/0x1b80 [ 88.767097][ C0] dccp_transmit_skb+0xf41/0x16a0 [ 88.772400][ C0] dccp_xmit_packet+0x376/0x610 [ 88.777554][ C0] ? __virt_addr_valid+0x183/0x530 [ 88.782663][ C0] dccp_write_xmit+0x138/0x220 [ 88.787414][ C0] dccp_sendmsg+0x76f/0xba0 [ 88.791929][ C0] ? __pfx_dccp_sendmsg+0x10/0x10 [ 88.797026][ C0] ? sock_rps_record_flow+0x1a/0x400 [ 88.802367][ C0] ? inet_sendmsg+0x330/0x390 [ 88.807031][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 88.812300][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 88.817781][ C0] __sock_sendmsg+0x1a6/0x270 [ 88.822485][ C0] sock_write_iter+0x2dd/0x400 [ 88.827265][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 88.832577][ C0] ? bpf_lsm_file_permission+0x9/0x10 [ 88.837952][ C0] ? security_file_permission+0x7f/0xa0 [ 88.843600][ C0] vfs_write+0xa72/0xc90 [ 88.848008][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 88.853364][ C0] ? __pfx_vfs_write+0x10/0x10 [ 88.858123][ C0] ? do_futex+0x33b/0x560 [ 88.862595][ C0] ksys_write+0x1a0/0x2c0 [ 88.867022][ C0] ? __pfx_ksys_write+0x10/0x10 [ 88.871931][ C0] ? do_syscall_64+0x100/0x230 [ 88.876771][ C0] ? do_syscall_64+0xb6/0x230 [ 88.881701][ C0] do_syscall_64+0xf3/0x230 [ 88.886363][ C0] ? clear_bhb_loop+0x35/0x90 [ 88.891157][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.897394][ C0] RIP: 0033:0x449cf9 [ 88.901415][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 88.921985][ C0] RSP: 002b:00007f8b290890e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 88.930480][ C0] RAX: ffffffffffffffda RBX: 00000000005380d8 RCX: 0000000000449cf9 [ 88.938805][ C0] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 88.946797][ C0] RBP: 00007f8b29089674 R08: 0000000000000000 R09: 0000000000000000 [ 88.955377][ C0] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 88.964683][ C0] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 88.972830][ C0] [ 88.997149][ T5541] dccp_close: ABORT with 182 bytes unread [ 89.016838][ T5565] dccp_close: ABORT with 36 bytes unread [ 89.032584][ T5552] dccp_close: ABORT with 36 bytes unread [ 89.041003][ T5555] dccp_close: ABORT with 36 bytes unread [ 89.050375][ T5574] dccp_close: ABORT with 36 bytes unread [ 89.152162][ C0] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 89.166347][ C0] CPU: 0 UID: 0 PID: 5592 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 89.166897][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 89.177141][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 89.177163][ C0] Call Trace: [ 89.177174][ C0] [ 89.177184][ C0] dump_stack_lvl+0x241/0x360 [ 89.177216][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 89.177246][ C0] ? __pfx__printk+0x10/0x10 [ 89.177270][ C0] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 89.177306][ C0] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 89.233584][ C0] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 89.239241][ C0] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 89.245249][ C0] dccp_rcv_established+0x1bb/0x320 [ 89.250642][ C0] dccp_v4_do_rcv+0xff/0x1f0 [ 89.255238][ C0] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 89.260892][ C0] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 89.266350][ C0] __sk_receive_skb+0x82b/0x8b0 [ 89.271381][ C0] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 89.276412][ C0] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 89.281874][ C0] ip_protocol_deliver_rcu+0x2e9/0x440 [ 89.287434][ C0] ? ip_local_deliver_finish+0x230/0x5f0 [ 89.293174][ C0] ip_local_deliver_finish+0x341/0x5f0 [ 89.298905][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 89.304984][ C0] NF_HOOK+0x3a4/0x450 [ 89.309175][ C0] ? NF_HOOK+0x9a/0x450 [ 89.313354][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 89.317982][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 89.324034][ C0] ? ip_rcv_finish+0x406/0x560 [ 89.328912][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 89.334136][ C0] NF_HOOK+0x3a4/0x450 [ 89.338237][ C0] ? __lock_acquire+0x137a/0x2040 [ 89.343276][ C0] ? NF_HOOK+0x9a/0x450 [ 89.347469][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 89.352059][ C0] ? ip_rcv_core+0x801/0xd10 [ 89.356743][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 89.361964][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 89.366470][ C0] __netif_receive_skb+0x2bf/0x650 [ 89.371775][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 89.377075][ C0] ? __pfx___netif_receive_skb+0x10/0x10 [ 89.382731][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 89.388885][ C0] ? __pfx_lock_release+0x10/0x10 [ 89.394092][ C0] ? _raw_spin_lock_irq+0xdf/0x120 [ 89.399224][ C0] process_backlog+0x662/0x15b0 [ 89.404092][ C0] ? process_backlog+0x33b/0x15b0 [ 89.409205][ C0] ? __pfx_process_backlog+0x10/0x10 [ 89.414873][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 89.421146][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 89.427577][ C0] __napi_poll+0xcb/0x490 [ 89.431917][ C0] net_rx_action+0x89b/0x1240 [ 89.436623][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 89.441752][ C0] ? sched_clock+0x4a/0x70 [ 89.446229][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 89.452667][ C0] handle_softirqs+0x2c4/0x970 [ 89.457542][ C0] ? do_softirq+0x11b/0x1e0 [ 89.462056][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 89.467725][ C0] do_softirq+0x11b/0x1e0 [ 89.472233][ C0] [ 89.475252][ C0] [ 89.478182][ C0] ? __pfx_do_softirq+0x10/0x10 [ 89.483042][ C0] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 89.488694][ C0] ? rcu_is_watching+0x15/0xb0 [ 89.493485][ C0] __local_bh_enable_ip+0x1bb/0x200 [ 89.498874][ C0] ? dev_hard_start_xmit+0x773/0x7e0 [ 89.504255][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 89.509373][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 89.515193][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 89.520400][ C0] __dev_queue_xmit+0x1763/0x3e90 [ 89.525540][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 89.530751][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 89.536248][ C0] ? mark_lock+0x9a/0x350 [ 89.540592][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 89.546604][ C0] ? ip_finish_output2+0xa14/0x1390 [ 89.551902][ C0] ? ip_finish_output2+0x45f/0x1390 [ 89.557114][ C0] ip_finish_output2+0xd41/0x1390 [ 89.562147][ C0] ? ip_finish_output2+0x45f/0x1390 [ 89.567394][ C0] ? __pfx_ip_finish_output2+0x10/0x10 [ 89.572860][ C0] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 89.577805][ C0] ? __ip_finish_output+0x349/0x400 [ 89.583100][ C0] __ip_queue_xmit+0x118c/0x1b80 [ 89.588055][ C0] ? __ip_queue_xmit+0x5f/0x1b80 [ 89.593185][ C0] dccp_transmit_skb+0xf41/0x16a0 [ 89.598225][ C0] dccp_xmit_packet+0x376/0x610 [ 89.603300][ C0] ? __virt_addr_valid+0x183/0x530 [ 89.609111][ C0] dccp_write_xmit+0x138/0x220 [ 89.613883][ C0] dccp_sendmsg+0x76f/0xba0 [ 89.618491][ C0] ? __pfx_dccp_sendmsg+0x10/0x10 [ 89.623630][ C0] ? sock_rps_record_flow+0x1a/0x400 [ 89.629112][ C0] ? inet_sendmsg+0x330/0x390 [ 89.633881][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 89.639171][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 89.644637][ C0] __sock_sendmsg+0x1a6/0x270 [ 89.649456][ C0] sock_write_iter+0x2dd/0x400 [ 89.654253][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 89.659585][ C0] ? bpf_lsm_file_permission+0x9/0x10 [ 89.664971][ C0] ? security_file_permission+0x7f/0xa0 [ 89.670558][ C0] vfs_write+0xa72/0xc90 [ 89.674813][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 89.680113][ C0] ? __pfx_vfs_write+0x10/0x10 [ 89.685052][ C0] ? do_futex+0x33b/0x560 [ 89.689598][ C0] ksys_write+0x1a0/0x2c0 [ 89.693939][ C0] ? __pfx_ksys_write+0x10/0x10 [ 89.698894][ C0] ? do_syscall_64+0x100/0x230 [ 89.703835][ C0] ? do_syscall_64+0xb6/0x230 [ 89.708514][ C0] do_syscall_64+0xf3/0x230 [ 89.713200][ C0] ? clear_bhb_loop+0x35/0x90 [ 89.717890][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.723902][ C0] RIP: 0033:0x449cf9 [ 89.727803][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 89.747762][ C0] RSP: 002b:00007f80aa7ea0e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 89.756298][ C0] RAX: ffffffffffffffda RBX: 0000000000538020 RCX: 0000000000449cf9 [ 89.764280][ C0] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 89.772358][ C0] RBP: 00007f80aa7ea674 R08: 0000000000000000 R09: 0000000000000000 [ 89.780627][ C0] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 89.789653][ C0] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 89.797738][ C0] [ 89.800786][ C1] CPU: 1 UID: 0 PID: 5586 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 89.811582][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 89.821851][ C1] Call Trace: [ 89.825296][ C1] [ 89.828171][ C1] dump_stack_lvl+0x241/0x360 [ 89.833165][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 89.838572][ C1] ? __pfx__printk+0x10/0x10 [ 89.843277][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 89.848895][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 89.854501][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 89.860011][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 89.866315][ C1] dccp_rcv_established+0x1bb/0x320 [ 89.872104][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 89.877568][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 89.883519][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 89.888950][ C1] __sk_receive_skb+0x82b/0x8b0 [ 89.894209][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 89.899289][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 89.904179][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 89.909786][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 89.915552][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 89.921153][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 89.927355][ C1] NF_HOOK+0x3a4/0x450 [ 89.931649][ C1] ? NF_HOOK+0x9a/0x450 [ 89.935941][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 89.940660][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 89.946691][ C1] ? ip_rcv_finish+0x406/0x560 [ 89.951499][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 89.956744][ C1] NF_HOOK+0x3a4/0x450 [ 89.960859][ C1] ? __lock_acquire+0x137a/0x2040 [ 89.966017][ C1] ? NF_HOOK+0x9a/0x450 [ 89.970385][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 89.975014][ C1] ? ip_rcv_core+0x801/0xd10 [ 89.979913][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 89.985171][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 89.989982][ C1] __netif_receive_skb+0x2bf/0x650 [ 89.995334][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 90.000401][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 90.006079][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 90.012196][ C1] ? __pfx_lock_release+0x10/0x10 [ 90.017384][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 90.022556][ C1] process_backlog+0x662/0x15b0 [ 90.027561][ C1] ? process_backlog+0x33b/0x15b0 [ 90.032907][ C1] ? __pfx_process_backlog+0x10/0x10 [ 90.038504][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 90.044621][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 90.051174][ C1] __napi_poll+0xcb/0x490 [ 90.055747][ C1] net_rx_action+0x89b/0x1240 [ 90.060501][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 90.065939][ C1] ? sched_clock+0x4a/0x70 [ 90.070696][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 90.077089][ C1] handle_softirqs+0x2c4/0x970 [ 90.081926][ C1] ? do_softirq+0x11b/0x1e0 [ 90.086610][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 90.091952][ C1] do_softirq+0x11b/0x1e0 [ 90.096326][ C1] [ 90.099305][ C1] [ 90.102796][ C1] ? __pfx_do_softirq+0x10/0x10 [ 90.107982][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 90.113839][ C1] ? rcu_is_watching+0x15/0xb0 [ 90.118740][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 90.123980][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 90.129388][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 90.134514][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 90.140414][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 90.145565][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 90.150717][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 90.155859][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 90.161491][ C1] ? mark_lock+0x9a/0x350 [ 90.165894][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 90.172029][ C1] ? ip_finish_output2+0xa14/0x1390 [ 90.177344][ C1] ? ip_finish_output2+0x45f/0x1390 [ 90.182656][ C1] ip_finish_output2+0xd41/0x1390 [ 90.188020][ C1] ? ip_finish_output2+0x45f/0x1390 [ 90.193324][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 90.198892][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 90.203959][ C1] ? __ip_finish_output+0x349/0x400 [ 90.209559][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 90.214615][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 90.219567][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 90.224778][ C1] dccp_xmit_packet+0x376/0x610 [ 90.229737][ C1] ? __virt_addr_valid+0x183/0x530 [ 90.234862][ C1] dccp_write_xmit+0x138/0x220 [ 90.239737][ C1] dccp_sendmsg+0x76f/0xba0 [ 90.244340][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 90.249430][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 90.254729][ C1] ? inet_sendmsg+0x330/0x390 [ 90.259413][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 90.264884][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 90.270394][ C1] __sock_sendmsg+0x1a6/0x270 [ 90.276228][ C1] sock_write_iter+0x2dd/0x400 [ 90.281462][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 90.287443][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 90.293004][ C1] ? security_file_permission+0x7f/0xa0 [ 90.298950][ C1] vfs_write+0xa72/0xc90 [ 90.304718][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 90.310385][ C1] ? __pfx_vfs_write+0x10/0x10 [ 90.315638][ C1] ? do_futex+0x33b/0x560 [ 90.320305][ C1] ksys_write+0x1a0/0x2c0 [ 90.324640][ C1] ? __pfx_ksys_write+0x10/0x10 [ 90.329513][ C1] ? do_syscall_64+0x100/0x230 [ 90.334372][ C1] ? do_syscall_64+0xb6/0x230 [ 90.339150][ C1] do_syscall_64+0xf3/0x230 [ 90.343761][ C1] ? clear_bhb_loop+0x35/0x90 [ 90.348637][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.354581][ C1] RIP: 0033:0x449cf9 [ 90.358588][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 90.378301][ C1] RSP: 002b:00007f95ba2ae0e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 90.387026][ C1] RAX: ffffffffffffffda RBX: 0000000000538020 RCX: 0000000000449cf9 [ 90.395250][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 90.403244][ C1] RBP: 00007f95ba2ae674 R08: 0000000000000000 R09: 0000000000000000 [ 90.411389][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 90.419450][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 90.427724][ C1] [ 90.544780][ C0] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 90.559880][ C0] CPU: 0 UID: 0 PID: 5682 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 90.570515][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 90.580677][ C0] Call Trace: [ 90.583973][ C0] [ 90.586834][ C0] dump_stack_lvl+0x241/0x360 [ 90.591536][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 90.596761][ C0] ? __pfx__printk+0x10/0x10 [ 90.601528][ C0] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 90.607074][ C0] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 90.612832][ C0] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 90.618334][ C0] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 90.624512][ C0] dccp_rcv_established+0x1bb/0x320 [ 90.629948][ C0] dccp_v4_do_rcv+0xff/0x1f0 [ 90.634722][ C0] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 90.640628][ C0] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 90.646260][ C0] __sk_receive_skb+0x82b/0x8b0 [ 90.651357][ C0] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 90.656458][ C0] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 90.661931][ C0] ip_protocol_deliver_rcu+0x2e9/0x440 [ 90.667618][ C0] ? ip_local_deliver_finish+0x230/0x5f0 [ 90.674209][ C0] ip_local_deliver_finish+0x341/0x5f0 [ 90.679690][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 90.685927][ C0] NF_HOOK+0x3a4/0x450 [ 90.689992][ C0] ? NF_HOOK+0x9a/0x450 [ 90.694329][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 90.699159][ C0] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 90.705325][ C0] ? ip_rcv_finish+0x406/0x560 [ 90.710166][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 90.715361][ C0] NF_HOOK+0x3a4/0x450 [ 90.719451][ C0] ? __lock_acquire+0x137a/0x2040 [ 90.724762][ C0] ? NF_HOOK+0x9a/0x450 [ 90.729090][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 90.733794][ C0] ? ip_rcv_core+0x801/0xd10 [ 90.738428][ C0] ? __pfx_ip_rcv_finish+0x10/0x10 [ 90.743566][ C0] ? __pfx_ip_rcv+0x10/0x10 [ 90.748071][ C0] __netif_receive_skb+0x2bf/0x650 [ 90.753213][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 90.758325][ C0] ? __pfx___netif_receive_skb+0x10/0x10 [ 90.764250][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 90.770613][ C0] ? __pfx_lock_release+0x10/0x10 [ 90.775644][ C0] ? _raw_spin_lock_irq+0xdf/0x120 [ 90.780930][ C0] process_backlog+0x662/0x15b0 [ 90.785887][ C0] ? process_backlog+0x33b/0x15b0 [ 90.790936][ C0] ? __pfx_process_backlog+0x10/0x10 [ 90.796224][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 90.802325][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 90.808660][ C0] __napi_poll+0xcb/0x490 [ 90.813084][ C0] net_rx_action+0x89b/0x1240 [ 90.817765][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 90.822923][ C0] ? sched_clock+0x4a/0x70 [ 90.827336][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 90.833757][ C0] handle_softirqs+0x2c4/0x970 [ 90.838561][ C0] ? do_softirq+0x11b/0x1e0 [ 90.843140][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 90.848441][ C0] do_softirq+0x11b/0x1e0 [ 90.852758][ C0] [ 90.855697][ C0] [ 90.858622][ C0] ? __pfx_do_softirq+0x10/0x10 [ 90.863579][ C0] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 90.869316][ C0] ? rcu_is_watching+0x15/0xb0 [ 90.874098][ C0] __local_bh_enable_ip+0x1bb/0x200 [ 90.879529][ C0] ? dev_hard_start_xmit+0x773/0x7e0 [ 90.884814][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 90.890020][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 90.895768][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 90.901046][ C0] __dev_queue_xmit+0x1763/0x3e90 [ 90.906089][ C0] ? __dev_queue_xmit+0x2da/0x3e90 [ 90.911205][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 90.916770][ C0] ? mark_lock+0x9a/0x350 [ 90.921111][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 90.927378][ C0] ? ip_finish_output2+0xa14/0x1390 [ 90.932969][ C0] ? ip_finish_output2+0x45f/0x1390 [ 90.938362][ C0] ip_finish_output2+0xd41/0x1390 [ 90.943592][ C0] ? ip_finish_output2+0x45f/0x1390 [ 90.948829][ C0] ? __pfx_ip_finish_output2+0x10/0x10 [ 90.954729][ C0] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 90.959582][ C0] ? __ip_finish_output+0x349/0x400 [ 90.964890][ C0] __ip_queue_xmit+0x118c/0x1b80 [ 90.970610][ C0] ? __ip_queue_xmit+0x5f/0x1b80 [ 90.975716][ C0] dccp_transmit_skb+0xf41/0x16a0 [ 90.980828][ C0] dccp_xmit_packet+0x376/0x610 [ 90.985664][ C0] ? __virt_addr_valid+0x183/0x530 [ 90.990768][ C0] dccp_write_xmit+0x138/0x220 [ 90.995610][ C0] dccp_sendmsg+0x76f/0xba0 [ 91.000208][ C0] ? __pfx_dccp_sendmsg+0x10/0x10 [ 91.005317][ C0] ? sock_rps_record_flow+0x1a/0x400 [ 91.010792][ C0] ? inet_sendmsg+0x330/0x390 [ 91.015660][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 91.021176][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 91.026816][ C0] __sock_sendmsg+0x1a6/0x270 [ 91.031495][ C0] sock_write_iter+0x2dd/0x400 [ 91.036349][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 91.041832][ C0] ? bpf_lsm_file_permission+0x9/0x10 [ 91.047286][ C0] ? security_file_permission+0x7f/0xa0 [ 91.052946][ C0] vfs_write+0xa72/0xc90 [ 91.057298][ C0] ? __pfx_sock_write_iter+0x10/0x10 [ 91.062587][ C0] ? __pfx_vfs_write+0x10/0x10 [ 91.067873][ C0] ? __set_current_blocked+0x310/0x380 [ 91.073445][ C0] ksys_write+0x1a0/0x2c0 [ 91.077960][ C0] ? __pfx_ksys_write+0x10/0x10 [ 91.083213][ C0] ? do_syscall_64+0x100/0x230 [ 91.088000][ C0] ? do_syscall_64+0xb6/0x230 [ 91.092783][ C0] do_syscall_64+0xf3/0x230 [ 91.097383][ C0] ? clear_bhb_loop+0x35/0x90 [ 91.102358][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.108255][ C0] RIP: 0033:0x449cf9 [ 91.112157][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 91.131957][ C0] RSP: 002b:00007f95ba26c0e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 91.140595][ C0] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 [ 91.148667][ C0] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 91.156984][ C0] RBP: 00007f95ba26c674 R08: 0000000000000000 R09: 0000000000000000 [ 91.165056][ C0] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 91.173139][ C0] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 91.181302][ C0] [ 91.331562][ C1] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt() [ 91.345706][ C1] CPU: 1 UID: 0 PID: 5719 Comm: syz-executor Not tainted 6.11.0-rc7-syzkaller-g8d8d276ba2fb #0 [ 91.356200][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 91.366534][ C1] Call Trace: [ 91.369822][ C1] [ 91.372753][ C1] dump_stack_lvl+0x241/0x360 [ 91.377624][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 91.383009][ C1] ? __pfx__printk+0x10/0x10 [ 91.387617][ C1] ? tfrc_rx_handle_loss+0xc33/0x1880 [ 91.393030][ C1] tfrc_rx_hist_sample_rtt+0x397/0x4b0 [ 91.398487][ C1] ccid3_hc_rx_packet_recv+0x69d/0xe60 [ 91.403943][ C1] ? __pfx_ccid3_hc_rx_packet_recv+0x10/0x10 [ 91.410114][ C1] dccp_rcv_established+0x1bb/0x320 [ 91.415326][ C1] dccp_v4_do_rcv+0xff/0x1f0 [ 91.419917][ C1] ? ip_protocol_deliver_rcu+0x2e9/0x440 [ 91.425735][ C1] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 91.431463][ C1] __sk_receive_skb+0x82b/0x8b0 [ 91.436342][ C1] ? __pfx_dccp_v4_rcv+0x10/0x10 [ 91.441736][ C1] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 91.446760][ C1] ip_protocol_deliver_rcu+0x2e9/0x440 [ 91.452931][ C1] ? ip_local_deliver_finish+0x230/0x5f0 [ 91.458933][ C1] ip_local_deliver_finish+0x341/0x5f0 [ 91.464504][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 91.470760][ C1] NF_HOOK+0x3a4/0x450 [ 91.475009][ C1] ? NF_HOOK+0x9a/0x450 [ 91.479267][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 91.484257][ C1] ? __pfx_ip_local_deliver_finish+0x10/0x10 [ 91.490405][ C1] ? ip_rcv_finish+0x406/0x560 [ 91.495458][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 91.501021][ C1] NF_HOOK+0x3a4/0x450 [ 91.505110][ C1] ? __lock_acquire+0x137a/0x2040 [ 91.510304][ C1] ? NF_HOOK+0x9a/0x450 [ 91.514651][ C1] ? __pfx_NF_HOOK+0x10/0x10 [ 91.519228][ C1] ? ip_rcv_core+0x801/0xd10 [ 91.523904][ C1] ? __pfx_ip_rcv_finish+0x10/0x10 [ 91.529192][ C1] ? __pfx_ip_rcv+0x10/0x10 [ 91.534467][ C1] __netif_receive_skb+0x2bf/0x650 [ 91.539667][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 91.544746][ C1] ? __pfx___netif_receive_skb+0x10/0x10 [ 91.550636][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 91.556784][ C1] ? __pfx_lock_release+0x10/0x10 [ 91.561800][ C1] ? _raw_spin_lock_irq+0xdf/0x120 [ 91.566994][ C1] process_backlog+0x662/0x15b0 [ 91.571848][ C1] ? process_backlog+0x33b/0x15b0 [ 91.576865][ C1] ? __pfx_process_backlog+0x10/0x10 [ 91.582144][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 91.588133][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 91.594625][ C1] __napi_poll+0xcb/0x490 [ 91.599124][ C1] net_rx_action+0x89b/0x1240 [ 91.604056][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 91.609277][ C1] ? sched_clock+0x4a/0x70 [ 91.613824][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 91.620265][ C1] handle_softirqs+0x2c4/0x970 [ 91.625146][ C1] ? do_softirq+0x11b/0x1e0 [ 91.629845][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 91.635405][ C1] do_softirq+0x11b/0x1e0 [ 91.639827][ C1] [ 91.642753][ C1] [ 91.645676][ C1] ? __pfx_do_softirq+0x10/0x10 [ 91.650542][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10 [ 91.656445][ C1] ? rcu_is_watching+0x15/0xb0 [ 91.661217][ C1] __local_bh_enable_ip+0x1bb/0x200 [ 91.666418][ C1] ? dev_hard_start_xmit+0x773/0x7e0 [ 91.671808][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 91.677280][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 91.683085][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 91.688286][ C1] __dev_queue_xmit+0x1763/0x3e90 [ 91.693370][ C1] ? __dev_queue_xmit+0x2da/0x3e90 [ 91.698670][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 91.704159][ C1] ? mark_lock+0x9a/0x350 [ 91.708508][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 91.715119][ C1] ? ip_finish_output2+0xa14/0x1390 [ 91.720319][ C1] ? ip_finish_output2+0x45f/0x1390 [ 91.725511][ C1] ip_finish_output2+0xd41/0x1390 [ 91.730532][ C1] ? ip_finish_output2+0x45f/0x1390 [ 91.735726][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 91.741346][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 91.746302][ C1] ? __ip_finish_output+0x349/0x400 [ 91.751946][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 91.757258][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 91.762363][ C1] dccp_transmit_skb+0xf41/0x16a0 [ 91.767794][ C1] dccp_xmit_packet+0x376/0x610 [ 91.772995][ C1] ? __virt_addr_valid+0x183/0x530 [ 91.778287][ C1] dccp_write_xmit+0x138/0x220 [ 91.783044][ C1] dccp_sendmsg+0x76f/0xba0 [ 91.787540][ C1] ? __pfx_dccp_sendmsg+0x10/0x10 [ 91.792549][ C1] ? sock_rps_record_flow+0x1a/0x400 [ 91.797827][ C1] ? inet_sendmsg+0x330/0x390 [ 91.802487][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 91.807759][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 91.813210][ C1] __sock_sendmsg+0x1a6/0x270 [ 91.817907][ C1] sock_write_iter+0x2dd/0x400 [ 91.822704][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 91.828014][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 91.833385][ C1] ? security_file_permission+0x7f/0xa0 [ 91.839123][ C1] vfs_write+0xa72/0xc90 [ 91.843362][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 91.848639][ C1] ? __pfx_vfs_write+0x10/0x10 [ 91.853573][ C1] ? __set_current_blocked+0x310/0x380 [ 91.859211][ C1] ksys_write+0x1a0/0x2c0 [ 91.863645][ C1] ? __pfx_ksys_write+0x10/0x10 [ 91.868657][ C1] ? do_syscall_64+0x100/0x230 [ 91.873417][ C1] ? do_syscall_64+0xb6/0x230 [ 91.878265][ C1] do_syscall_64+0xf3/0x230 [ 91.882933][ C1] ? clear_bhb_loop+0x35/0x90 [ 91.887778][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.893664][ C1] RIP: 0033:0x449cf9 [ 91.897542][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1e 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b4 ff ff ff f7 d8 64 89 01 48 [ 91.917500][ C1] RSP: 002b:00007ff48bde20e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 91.926005][ C1] RAX: ffffffffffffffda RBX: 0000000000538190 RCX: 0000000000449cf9 2024/09/11 05:38:17 executed programs: 101 [ 91.934231][ C1] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 91.942296][ C1] RBP: 00007ff48bde2674 R08: 0000000000000000 R09: 0000000000000000 [ 91.950260][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000ffffffff [ 91.958300][ C1] R13: 000000000000061c R14: 00000000004d73a0 R15: 0000000000495546 [ 91.966376][ C1]