[ 81.901588][ T52] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.10.56' (ED25519) to the list of known hosts. 2025/03/08 19:00:33 ignoring optional flag "sandboxArg"="0" 2025/03/08 19:00:33 ignoring optional flag "type"="gce" 2025/03/08 19:00:33 parsed 1 programs 2025/03/08 19:00:33 executed programs: 0 [ 85.426167][ T55] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.434247][ T55] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.442183][ T55] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.451924][ T55] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.459552][ T55] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 85.467380][ T55] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.555608][ T6134] chnl_net:caif_netlink_parms(): no params data found [ 85.599139][ T6134] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.606380][ T6134] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.613667][ T6134] bridge_slave_0: entered allmulticast mode [ 85.620756][ T6134] bridge_slave_0: entered promiscuous mode [ 85.628378][ T6134] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.635622][ T6134] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.642878][ T6134] bridge_slave_1: entered allmulticast mode [ 85.649475][ T6134] bridge_slave_1: entered promiscuous mode [ 85.669076][ T6134] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.680498][ T6134] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.704345][ T6134] team0: Port device team_slave_0 added [ 85.711852][ T6134] team0: Port device team_slave_1 added [ 85.729319][ T6134] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.736490][ T6134] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 85.762538][ T6134] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.774311][ T6134] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.781640][ T6134] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 85.807581][ T6134] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.836633][ T6134] hsr_slave_0: entered promiscuous mode [ 85.843176][ T6134] hsr_slave_1: entered promiscuous mode [ 86.264549][ T6134] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 86.278692][ T6134] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 86.290053][ T6134] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 86.301368][ T6134] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 86.325038][ T6134] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.332252][ T6134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.339715][ T6134] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.346824][ T6134] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.406526][ T6134] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.425272][ T53] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.433965][ T53] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.449827][ T6134] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.473068][ T5128] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.480246][ T5128] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.491972][ T5128] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.499100][ T5128] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.676685][ T6134] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.721311][ T6134] veth0_vlan: entered promiscuous mode [ 86.734833][ T6134] veth1_vlan: entered promiscuous mode [ 86.766838][ T6134] veth0_macvtap: entered promiscuous mode [ 86.776038][ T6134] veth1_macvtap: entered promiscuous mode [ 86.796172][ T6134] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.809313][ T6134] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.823441][ T6134] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.832639][ T6134] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.842584][ T6134] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.851704][ T6134] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.928828][ T1010] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.949446][ T1010] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.981568][ T1010] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.989430][ T1010] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.092573][ T6200] FAULT_INJECTION: forcing a failure. [ 87.092573][ T6200] name failslab, interval 1, probability 0, space 0, times 1 [ 87.107428][ T6200] CPU: 1 UID: 0 PID: 6200 Comm: syz-executor.0 Not tainted 6.14.0-rc5-syzkaller-00227-g2e51e0ac575c #0 [ 87.107452][ T6200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 87.107465][ T6200] Call Trace: [ 87.107471][ T6200] [ 87.107478][ T6200] dump_stack_lvl+0x241/0x360 [ 87.107522][ T6200] ? __pfx_dump_stack_lvl+0x10/0x10 [ 87.107543][ T6200] ? __wake_up_klogd+0xcc/0x110 [ 87.107565][ T6200] should_fail_ex+0x40a/0x550 [ 87.107592][ T6200] should_failslab+0xac/0x100 [ 87.107610][ T6200] __kmalloc_cache_noprof+0x70/0x390 [ 87.107629][ T6200] ? dccp_feat_entry_new+0x173/0x3a0 [ 87.107652][ T6200] dccp_feat_entry_new+0x173/0x3a0 [ 87.107670][ T6200] dccp_feat_parse_options+0xeab/0x2b60 [ 87.107691][ T6200] ? __pfx_dccp_feat_parse_options+0x10/0x10 [ 87.107704][ T6200] ? __kmalloc_cache_noprof+0x243/0x390 [ 87.107722][ T6200] ? dccp_ackvec_parsed_add+0x5c/0x1d0 [ 87.107750][ T6200] dccp_parse_options+0x13bd/0x2670 [ 87.107784][ T6200] dccp_rcv_established+0x55/0x320 [ 87.107802][ T6200] dccp_v4_do_rcv+0xff/0x1f0 [ 87.107831][ T6200] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 87.107846][ T6200] __release_sock+0x243/0x350 [ 87.107871][ T6200] release_sock+0x61/0x1f0 [ 87.107893][ T6200] dccp_sendmsg+0x4f0/0xb90 [ 87.107920][ T6200] ? __pfx_dccp_sendmsg+0x10/0x10 [ 87.107939][ T6200] ? sock_rps_record_flow+0x1a/0x400 [ 87.107962][ T6200] ? inet_sendmsg+0x330/0x390 [ 87.107985][ T6200] __sock_sendmsg+0x1a6/0x270 [ 87.108007][ T6200] ____sys_sendmsg+0x53a/0x860 [ 87.108030][ T6200] ? __pfx_____sys_sendmsg+0x10/0x10 [ 87.108044][ T6200] ? __fget_files+0x2a/0x410 [ 87.108067][ T6200] ? __fget_files+0x2a/0x410 [ 87.108094][ T6200] __sys_sendmmsg+0x36a/0x720 [ 87.108121][ T6200] ? __pfx___sys_sendmmsg+0x10/0x10 [ 87.108147][ T6200] ? __pfx_lock_release+0x10/0x10 [ 87.108166][ T6200] ? kstrtouint_from_user+0x128/0x190 [ 87.108204][ T6200] ? ksys_write+0x22a/0x2b0 [ 87.108220][ T6200] ? __pfx_lock_release+0x10/0x10 [ 87.108246][ T6200] ? sb_end_write+0xe9/0x1c0 [ 87.108266][ T6200] ? vfs_write+0x7fa/0xd10 [ 87.108284][ T6200] ? __mutex_unlock_slowpath+0x227/0x800 [ 87.108331][ T6200] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.108354][ T6200] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 87.108376][ T6200] ? do_syscall_64+0x100/0x230 [ 87.108400][ T6200] __x64_sys_sendmmsg+0xa0/0xb0 [ 87.108417][ T6200] do_syscall_64+0xf3/0x230 [ 87.108437][ T6200] ? clear_bhb_loop+0x35/0x90 [ 87.108460][ T6200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.108486][ T6200] RIP: 0033:0x7f728827ad39 [ 87.108504][ T6200] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 87.108516][ T6200] RSP: 002b:00007f728939b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 87.108533][ T6200] RAX: ffffffffffffffda RBX: 00007f728839bf80 RCX: 00007f728827ad39 [ 87.108544][ T6200] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 87.108552][ T6200] RBP: 00007f728939b120 R08: 0000000000000000 R09: 0000000000000000 [ 87.108561][ T6200] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 87.108570][ T6200] R13: 000000000000000b R14: 00007f728839bf80 R15: 00007ffc068801d8 [ 87.108595][ T6200] [ 87.108758][ T6200] dccp_parse_options: DCCP(ffff88814d622100): Option 32 (len=7) error=9 [ 87.444342][ T6200] ================================================================== [ 87.452441][ T6200] BUG: KASAN: slab-use-after-free in ccid2_hc_tx_packet_recv+0x1902/0x2070 [ 87.461143][ T6200] Read of size 1 at addr ffff888056765494 by task syz-executor.0/6200 [ 87.469392][ T6200] [ 87.471725][ T6200] CPU: 1 UID: 0 PID: 6200 Comm: syz-executor.0 Not tainted 6.14.0-rc5-syzkaller-00227-g2e51e0ac575c #0 [ 87.471744][ T6200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 87.471754][ T6200] Call Trace: [ 87.471760][ T6200] [ 87.471767][ T6200] dump_stack_lvl+0x241/0x360 [ 87.471800][ T6200] ? __pfx_dump_stack_lvl+0x10/0x10 [ 87.471817][ T6200] ? __pfx__printk+0x10/0x10 [ 87.471831][ T6200] ? _printk+0xd5/0x120 [ 87.471845][ T6200] ? __virt_addr_valid+0x183/0x530 [ 87.471861][ T6200] ? __virt_addr_valid+0x183/0x530 [ 87.471875][ T6200] print_report+0x16e/0x5b0 [ 87.471894][ T6200] ? __virt_addr_valid+0x183/0x530 [ 87.471907][ T6200] ? __virt_addr_valid+0x183/0x530 [ 87.471921][ T6200] ? __virt_addr_valid+0x45f/0x530 [ 87.471934][ T6200] ? __phys_addr+0xba/0x170 [ 87.471948][ T6200] ? ccid2_hc_tx_packet_recv+0x1902/0x2070 [ 87.471971][ T6200] kasan_report+0x143/0x180 [ 87.471991][ T6200] ? ccid2_hc_tx_packet_recv+0x1902/0x2070 [ 87.472016][ T6200] ccid2_hc_tx_packet_recv+0x1902/0x2070 [ 87.472045][ T6200] ? dccp_ackvec_input+0x1d5/0xf70 [ 87.472068][ T6200] ? ccid2_hc_rx_packet_recv+0x12e/0x1c0 [ 87.472089][ T6200] ? __pfx_ccid2_hc_tx_packet_recv+0x10/0x10 [ 87.472111][ T6200] dccp_rcv_established+0x295/0x320 [ 87.472129][ T6200] dccp_v4_do_rcv+0xff/0x1f0 [ 87.472148][ T6200] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 87.472165][ T6200] __release_sock+0x243/0x350 [ 87.472187][ T6200] release_sock+0x61/0x1f0 [ 87.472207][ T6200] dccp_sendmsg+0x4f0/0xb90 [ 87.472229][ T6200] ? __pfx_dccp_sendmsg+0x10/0x10 [ 87.472248][ T6200] ? sock_rps_record_flow+0x1a/0x400 [ 87.472270][ T6200] ? inet_sendmsg+0x330/0x390 [ 87.472292][ T6200] __sock_sendmsg+0x1a6/0x270 [ 87.472311][ T6200] ____sys_sendmsg+0x53a/0x860 [ 87.472330][ T6200] ? __pfx_____sys_sendmsg+0x10/0x10 [ 87.472345][ T6200] ? __fget_files+0x2a/0x410 [ 87.472367][ T6200] ? __sys_sendmmsg+0x392/0x720 [ 87.472383][ T6200] ? __might_fault+0xaa/0x120 [ 87.472400][ T6200] __sys_sendmmsg+0x36a/0x720 [ 87.472420][ T6200] ? __pfx___sys_sendmmsg+0x10/0x10 [ 87.472440][ T6200] ? __pfx_lock_release+0x10/0x10 [ 87.472461][ T6200] ? kstrtouint_from_user+0x128/0x190 [ 87.472487][ T6200] ? ksys_write+0x22a/0x2b0 [ 87.472502][ T6200] ? __pfx_lock_release+0x10/0x10 [ 87.472525][ T6200] ? sb_end_write+0xe9/0x1c0 [ 87.472545][ T6200] ? vfs_write+0x7fa/0xd10 [ 87.472562][ T6200] ? __mutex_unlock_slowpath+0x227/0x800 [ 87.472595][ T6200] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 87.472617][ T6200] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 87.472638][ T6200] ? do_syscall_64+0x100/0x230 [ 87.472661][ T6200] __x64_sys_sendmmsg+0xa0/0xb0 [ 87.472677][ T6200] do_syscall_64+0xf3/0x230 [ 87.472698][ T6200] ? clear_bhb_loop+0x35/0x90 [ 87.472720][ T6200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.472739][ T6200] RIP: 0033:0x7f728827ad39 [ 87.472753][ T6200] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 87.472766][ T6200] RSP: 002b:00007f728939b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 87.472789][ T6200] RAX: ffffffffffffffda RBX: 00007f728839bf80 RCX: 00007f728827ad39 [ 87.472800][ T6200] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 87.472810][ T6200] RBP: 00007f728939b120 R08: 0000000000000000 R09: 0000000000000000 [ 87.472820][ T6200] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 87.472830][ T6200] R13: 000000000000000b R14: 00007f728839bf80 R15: 00007ffc068801d8 [ 87.472845][ T6200] [ 87.472850][ T6200] [ 87.822264][ T6200] Allocated by task 6200: [ 87.826576][ T6200] kasan_save_track+0x3f/0x80 [ 87.831246][ T6200] __kasan_kmalloc+0x98/0xb0 [ 87.835820][ T6200] __kmalloc_node_track_caller_noprof+0x28b/0x4c0 [ 87.842224][ T6200] kmalloc_reserve+0x111/0x2a0 [ 87.846975][ T6200] __alloc_skb+0x1f3/0x440 [ 87.851380][ T6200] dccp_send_ack+0xaa/0x310 [ 87.855875][ T6200] ccid2_hc_rx_packet_recv+0x10c/0x1c0 [ 87.861320][ T6200] dccp_rcv_established+0x1bb/0x320 [ 87.866501][ T6200] dccp_v4_do_rcv+0xff/0x1f0 [ 87.871077][ T6200] __sk_receive_skb+0x82b/0x8b0 [ 87.875913][ T6200] ip_protocol_deliver_rcu+0x2e9/0x440 [ 87.881355][ T6200] ip_local_deliver_finish+0x341/0x5f0 [ 87.886798][ T6200] NF_HOOK+0x3a4/0x450 [ 87.890850][ T6200] NF_HOOK+0x3a4/0x450 [ 87.894901][ T6200] __netif_receive_skb+0x2bf/0x650 [ 87.899998][ T6200] process_backlog+0x662/0x15b0 [ 87.904838][ T6200] __napi_poll+0xcb/0x490 [ 87.909151][ T6200] net_rx_action+0x89b/0x1240 [ 87.913817][ T6200] handle_softirqs+0x2d4/0x9b0 [ 87.918568][ T6200] do_softirq+0x11b/0x1e0 [ 87.922882][ T6200] __local_bh_enable_ip+0x1bb/0x200 [ 87.928072][ T6200] __dev_queue_xmit+0x1775/0x3f50 [ 87.933082][ T6200] ip_finish_output2+0xcd3/0x12e0 [ 87.938094][ T6200] __ip_queue_xmit+0x103f/0x1960 [ 87.943019][ T6200] dccp_transmit_skb+0xf37/0x16d0 [ 87.948031][ T6200] dccp_xmit_packet+0x376/0x610 [ 87.952880][ T6200] dccp_write_xmit+0x138/0x220 [ 87.957627][ T6200] dccp_sendmsg+0x76f/0xb90 [ 87.962145][ T6200] __sock_sendmsg+0x1a6/0x270 [ 87.966810][ T6200] ____sys_sendmsg+0x53a/0x860 [ 87.971556][ T6200] __sys_sendmmsg+0x36a/0x720 [ 87.976216][ T6200] __x64_sys_sendmmsg+0xa0/0xb0 [ 87.981053][ T6200] do_syscall_64+0xf3/0x230 [ 87.985543][ T6200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.991424][ T6200] [ 87.993731][ T6200] Freed by task 6200: [ 87.997692][ T6200] kasan_save_track+0x3f/0x80 [ 88.002353][ T6200] kasan_save_free_info+0x40/0x50 [ 88.007363][ T6200] __kasan_slab_free+0x59/0x70 [ 88.012114][ T6200] kfree+0x196/0x430 [ 88.015997][ T6200] skb_release_data+0x6a0/0x8a0 [ 88.020838][ T6200] sk_skb_reason_drop+0x1c9/0x380 [ 88.025846][ T6200] dccp_v4_do_rcv+0x145/0x1f0 [ 88.030508][ T6200] __release_sock+0x243/0x350 [ 88.035268][ T6200] release_sock+0x61/0x1f0 [ 88.039673][ T6200] dccp_sendmsg+0x4f0/0xb90 [ 88.044165][ T6200] __sock_sendmsg+0x1a6/0x270 [ 88.048825][ T6200] ____sys_sendmsg+0x53a/0x860 [ 88.053571][ T6200] __sys_sendmmsg+0x36a/0x720 [ 88.058229][ T6200] __x64_sys_sendmmsg+0xa0/0xb0 [ 88.063062][ T6200] do_syscall_64+0xf3/0x230 [ 88.067553][ T6200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.073431][ T6200] [ 88.075753][ T6200] The buggy address belongs to the object at ffff888056765000 [ 88.075753][ T6200] which belongs to the cache kmalloc-2k of size 2048 [ 88.089788][ T6200] The buggy address is located 1172 bytes inside of [ 88.089788][ T6200] freed 2048-byte region [ffff888056765000, ffff888056765800) [ 88.103758][ T6200] [ 88.106067][ T6200] The buggy address belongs to the physical page: [ 88.112457][ T6200] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x56760 [ 88.121214][ T6200] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 88.129703][ T6200] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 88.137661][ T6200] page_type: f5(slab) [ 88.141632][ T6200] raw: 00fff00000000040 ffff88801b042000 ffffea000158ea00 dead000000000002 [ 88.150199][ T6200] raw: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000 [ 88.158946][ T6200] head: 00fff00000000040 ffff88801b042000 ffffea000158ea00 dead000000000002 [ 88.167601][ T6200] head: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000 [ 88.176256][ T6200] head: 00fff00000000003 ffffea000159d801 ffffffffffffffff 0000000000000000 [ 88.184919][ T6200] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000 [ 88.193568][ T6200] page dumped because: kasan: bad access detected [ 88.199976][ T6200] page_owner tracks the page as allocated [ 88.205703][ T6200] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5208, tgid 5208 (udevd), ts 67212669299, free_ts 67194447636 [ 88.226446][ T6200] post_alloc_hook+0x1f4/0x240 [ 88.231210][ T6200] get_page_from_freelist+0x365c/0x37a0 [ 88.236753][ T6200] __alloc_frozen_pages_noprof+0x292/0x710 [ 88.242546][ T6200] alloc_pages_mpol+0x311/0x660 [ 88.247386][ T6200] allocate_slab+0x8f/0x3a0 [ 88.251874][ T6200] ___slab_alloc+0xc27/0x14a0 [ 88.256543][ T6200] __slab_alloc+0x58/0xa0 [ 88.260861][ T6200] __kmalloc_noprof+0x2e6/0x4c0 [ 88.265699][ T6200] sk_prot_alloc+0xe0/0x210 [ 88.270199][ T6200] sk_alloc+0x3e/0x370 [ 88.274257][ T6200] __netlink_create+0x65/0x260 [ 88.279004][ T6200] netlink_create+0x3ab/0x560 [ 88.283669][ T6200] __sock_create+0x4c0/0xa30 [ 88.288245][ T6200] __sys_socket+0x150/0x3c0 [ 88.292755][ T6200] __x64_sys_socket+0x7a/0x90 [ 88.297426][ T6200] do_syscall_64+0xf3/0x230 [ 88.301923][ T6200] page last free pid 5859 tgid 5859 stack trace: [ 88.308235][ T6200] free_frozen_pages+0xe0d/0x10e0 [ 88.313260][ T6200] __put_partials+0x160/0x1c0 [ 88.317932][ T6200] put_cpu_partial+0x17c/0x250 [ 88.322680][ T6200] __slab_free+0x290/0x380 [ 88.327083][ T6200] qlist_free_all+0x9a/0x140 [ 88.331660][ T6200] kasan_quarantine_reduce+0x14f/0x170 [ 88.337104][ T6200] __kasan_slab_alloc+0x23/0x80 [ 88.341937][ T6200] kmem_cache_alloc_noprof+0x1d9/0x380 [ 88.347384][ T6200] getname_flags+0xb7/0x540 [ 88.351876][ T6200] do_readlinkat+0xd8/0x3a0 [ 88.356380][ T6200] __x64_sys_readlink+0x7f/0x90 [ 88.361231][ T6200] do_syscall_64+0xf3/0x230 [ 88.365731][ T6200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.371618][ T6200] [ 88.373929][ T6200] Memory state around the buggy address: [ 88.379548][ T6200] ffff888056765380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.387594][ T6200] ffff888056765400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.395637][ T6200] >ffff888056765480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.403706][ T6200] ^ [ 88.408277][ T6200] ffff888056765500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.416319][ T6200] ffff888056765580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.424363][ T6200] ================================================================== [ 88.514479][ T6200] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 88.521719][ T6200] CPU: 0 UID: 0 PID: 6200 Comm: syz-executor.0 Not tainted 6.14.0-rc5-syzkaller-00227-g2e51e0ac575c #0 [ 88.532757][ T6200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 88.542920][ T6200] Call Trace: [ 88.546213][ T6200] [ 88.549158][ T6200] dump_stack_lvl+0x241/0x360 [ 88.553855][ T6200] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.559067][ T6200] ? __pfx__printk+0x10/0x10 [ 88.563681][ T6200] ? preempt_schedule+0xe1/0xf0 [ 88.568550][ T6200] ? vscnprintf+0x5d/0x90 [ 88.572897][ T6200] panic+0x349/0x880 [ 88.576809][ T6200] ? check_panic_on_warn+0x21/0xb0 [ 88.581940][ T6200] ? __pfx_panic+0x10/0x10 [ 88.586373][ T6200] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 88.592368][ T6200] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 88.598713][ T6200] ? print_report+0x519/0x5b0 [ 88.603401][ T6200] check_panic_on_warn+0x86/0xb0 [ 88.608361][ T6200] ? ccid2_hc_tx_packet_recv+0x1902/0x2070 [ 88.614165][ T6200] end_report+0x77/0x160 [ 88.618404][ T6200] kasan_report+0x154/0x180 [ 88.622899][ T6200] ? ccid2_hc_tx_packet_recv+0x1902/0x2070 [ 88.628706][ T6200] ccid2_hc_tx_packet_recv+0x1902/0x2070 [ 88.634348][ T6200] ? dccp_ackvec_input+0x1d5/0xf70 [ 88.639458][ T6200] ? ccid2_hc_rx_packet_recv+0x12e/0x1c0 [ 88.645084][ T6200] ? __pfx_ccid2_hc_tx_packet_recv+0x10/0x10 [ 88.651057][ T6200] dccp_rcv_established+0x295/0x320 [ 88.656244][ T6200] dccp_v4_do_rcv+0xff/0x1f0 [ 88.660828][ T6200] ? __pfx_dccp_v4_do_rcv+0x10/0x10 [ 88.666011][ T6200] __release_sock+0x243/0x350 [ 88.670684][ T6200] release_sock+0x61/0x1f0 [ 88.675095][ T6200] dccp_sendmsg+0x4f0/0xb90 [ 88.679593][ T6200] ? __pfx_dccp_sendmsg+0x10/0x10 [ 88.684605][ T6200] ? sock_rps_record_flow+0x1a/0x400 [ 88.689881][ T6200] ? inet_sendmsg+0x330/0x390 [ 88.694554][ T6200] __sock_sendmsg+0x1a6/0x270 [ 88.699220][ T6200] ____sys_sendmsg+0x53a/0x860 [ 88.703973][ T6200] ? __pfx_____sys_sendmsg+0x10/0x10 [ 88.709247][ T6200] ? __fget_files+0x2a/0x410 [ 88.713828][ T6200] ? __sys_sendmmsg+0x392/0x720 [ 88.718667][ T6200] ? __might_fault+0xaa/0x120 [ 88.723340][ T6200] __sys_sendmmsg+0x36a/0x720 [ 88.728004][ T6200] ? __pfx___sys_sendmmsg+0x10/0x10 [ 88.733193][ T6200] ? __pfx_lock_release+0x10/0x10 [ 88.738211][ T6200] ? kstrtouint_from_user+0x128/0x190 [ 88.743578][ T6200] ? ksys_write+0x22a/0x2b0 [ 88.748067][ T6200] ? __pfx_lock_release+0x10/0x10 [ 88.753082][ T6200] ? sb_end_write+0xe9/0x1c0 [ 88.757663][ T6200] ? vfs_write+0x7fa/0xd10 [ 88.762065][ T6200] ? __mutex_unlock_slowpath+0x227/0x800 [ 88.767697][ T6200] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 88.773672][ T6200] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 88.779995][ T6200] ? do_syscall_64+0x100/0x230 [ 88.784750][ T6200] __x64_sys_sendmmsg+0xa0/0xb0 [ 88.789586][ T6200] do_syscall_64+0xf3/0x230 [ 88.794077][ T6200] ? clear_bhb_loop+0x35/0x90 [ 88.798744][ T6200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.804626][ T6200] RIP: 0033:0x7f728827ad39 [ 88.809032][ T6200] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 88.828970][ T6200] RSP: 002b:00007f728939b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 88.837375][ T6200] RAX: ffffffffffffffda RBX: 00007f728839bf80 RCX: 00007f728827ad39 [ 88.845335][ T6200] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 88.853303][ T6200] RBP: 00007f728939b120 R08: 0000000000000000 R09: 0000000000000000 [ 88.861262][ T6200] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 88.869221][ T6200] R13: 000000000000000b R14: 00007f728839bf80 R15: 00007ffc068801d8 [ 88.877186][ T6200] [ 88.880429][ T6200] Kernel Offset: disabled [ 88.884738][ T6200] Rebooting in 86400 seconds..