Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. 2026/07/03 13:11:45 parsed 1 programs 2026/07/03 13:11:45 serving rpc on tcp://33711 [ 92.361585][ T42] cfg80211: failed to load regulatory.db [ 94.202299][ T5639] cgroup: Unknown subsys name 'net' [ 94.305900][ T5639] cgroup: Unknown subsys name 'cpuset' [ 94.315693][ T5639] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 96.107739][ T5639] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 99.413609][ T5654] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 100.412237][ T14] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.431755][ T14] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.495938][ T35] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.505437][ T35] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.723847][ T5684] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.732089][ T5684] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.739316][ T5684] bridge_slave_0: entered allmulticast mode [ 101.746998][ T5684] bridge_slave_0: entered promiscuous mode [ 101.757621][ T5684] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.765300][ T5684] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.772864][ T5684] bridge_slave_1: entered allmulticast mode [ 101.781106][ T5684] bridge_slave_1: entered promiscuous mode [ 101.810919][ T5684] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 101.822578][ T5684] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 101.851625][ T5684] team0: Port device team_slave_0 added [ 101.860154][ T5684] team0: Port device team_slave_1 added [ 101.884727][ T5684] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 101.892184][ T5684] 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 1532 would solve the problem. [ 101.918297][ T5684] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 101.931846][ T5684] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 101.939184][ T5684] 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 1532 would solve the problem. [ 101.966715][ T5684] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.013235][ T5684] hsr_slave_0: entered promiscuous mode [ 102.020590][ T5684] hsr_slave_1: entered promiscuous mode [ 102.167777][ T5684] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 102.183116][ T5684] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 102.191786][ T5684] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 102.203180][ T5684] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 102.211849][ T5684] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 102.222639][ T5684] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 102.233806][ T5684] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 102.244420][ T5684] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 102.278523][ T5684] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.286237][ T5684] bridge0: port 2(bridge_slave_1) entered forwarding state [ 102.294372][ T5684] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.301635][ T5684] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.369340][ T5684] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.394503][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.403635][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.420284][ T5684] 8021q: adding VLAN 0 to HW filter on device team0 [ 102.435278][ T1154] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.442553][ T1154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.458267][ T14] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.465645][ T14] bridge0: port 2(bridge_slave_1) entered forwarding state [ 102.807333][ T5684] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 102.859056][ T5684] veth0_vlan: entered promiscuous mode [ 102.877021][ T5684] veth1_vlan: entered promiscuous mode [ 102.909467][ T5684] veth0_macvtap: entered promiscuous mode [ 102.922948][ T5684] veth1_macvtap: entered promiscuous mode [ 102.947761][ T5684] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 102.963807][ T5684] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 102.980964][ T14] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.991966][ T14] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.013259][ T1154] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.023091][ T1154] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.182443][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.293390][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.408402][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.486898][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 104.449980][ T4943] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 104.458080][ T4943] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 104.467214][ T4943] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 104.475630][ T4943] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 104.484911][ T4943] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/07/03 13:11:59 executed programs: 0 [ 105.264584][ T4943] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 105.275182][ T4943] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 105.283349][ T4943] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 105.291595][ T4943] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 105.301596][ T4943] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 105.466320][ T12] bridge_slave_1: left allmulticast mode [ 105.481069][ T12] bridge_slave_1: left promiscuous mode [ 105.495393][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.515520][ T12] bridge_slave_0: left allmulticast mode [ 105.527554][ T12] bridge_slave_0: left promiscuous mode [ 105.533883][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.764870][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 105.778835][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 105.797465][ T12] bond0 (unregistering): Released all slaves [ 105.958469][ T12] hsr_slave_0: left promiscuous mode [ 105.978850][ T12] hsr_slave_1: left promiscuous mode [ 105.985537][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 105.993607][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 106.004384][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 106.020832][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 106.058808][ T12] veth1_macvtap: left promiscuous mode [ 106.080211][ T12] veth0_macvtap: left promiscuous mode [ 106.085962][ T12] veth1_vlan: left promiscuous mode [ 106.092481][ T12] veth0_vlan: left promiscuous mode [ 106.273817][ T12] team0 (unregistering): Port device team_slave_1 removed [ 106.297297][ T12] team0 (unregistering): Port device team_slave_0 removed [ 106.405478][ T5289] 8021q: adding VLAN 0 to HW filter on device eth1 [ 106.994695][ T5765] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.004061][ T5765] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.012367][ T5765] bridge_slave_0: entered allmulticast mode [ 107.024951][ T5765] bridge_slave_0: entered promiscuous mode [ 107.037492][ T5289] 8021q: adding VLAN 0 to HW filter on device eth2 [ 107.044718][ T5765] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.055611][ T5765] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.064198][ T5765] bridge_slave_1: entered allmulticast mode [ 107.076271][ T5765] bridge_slave_1: entered promiscuous mode [ 107.322068][ T51] Bluetooth: hci0: command tx timeout [ 107.415572][ T5765] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 107.434704][ T5765] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 107.568879][ T5765] team0: Port device team_slave_0 added [ 107.581982][ T5765] team0: Port device team_slave_1 added [ 107.864412][ T5765] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 107.906424][ T5765] 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 1532 would solve the problem. [ 107.950925][ T5765] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 108.036244][ T5765] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 108.072786][ T5765] 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 1532 would solve the problem. [ 108.133057][ T5765] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 108.222011][ T5765] hsr_slave_0: entered promiscuous mode [ 108.233180][ T5765] hsr_slave_1: entered promiscuous mode [ 108.458738][ T5289] 8021q: adding VLAN 0 to HW filter on device eth3 [ 108.868397][ T5765] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 108.885344][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 108.894144][ T5765] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 108.906061][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 108.915964][ T5765] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 108.927604][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 108.936140][ T5765] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 108.956028][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 109.093245][ T5765] 8021q: adding VLAN 0 to HW filter on device bond0 [ 109.125322][ T5765] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.142475][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.149727][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.174654][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.182116][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.407908][ T51] Bluetooth: hci0: command tx timeout [ 109.769400][ T5765] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.848742][ T5765] veth0_vlan: entered promiscuous mode [ 109.868992][ T5765] veth1_vlan: entered promiscuous mode [ 109.923687][ T5765] veth0_macvtap: entered promiscuous mode [ 109.935964][ T5765] veth1_macvtap: entered promiscuous mode [ 109.971562][ T5765] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 109.993340][ T5765] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.015739][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.048792][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.073788][ T14] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.090768][ T14] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.153215][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.164619][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/07/03 13:12:04 executed programs: 2 [ 110.195084][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.205890][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.453154][ T4943] block nbd0: Receive control failed (result -107) [ 110.480019][ T5882] nbd0: detected capacity change from 0 to 63 [ 110.491486][ T5882] netlink: 12 bytes leftover after parsing attributes in process `syz.0.17'. [ 110.502122][ T5882] block nbd0: reconnected socket [ 110.508087][ T5882] netlink: 'syz.0.17': attribute type 1 has an invalid length. [ 110.516157][ T5882] nbd: error processing sock list [ 110.523170][ T4943] block nbd0: Receive control failed (result -32) [ 110.525593][ T51] block nbd0: Receive control failed (result -104) [ 110.690873][ T5883] [ 110.693527][ T5883] ====================================================== [ 110.700854][ T5883] WARNING: possible circular locking dependency detected [ 110.707936][ T5883] syzkaller #0 Not tainted [ 110.712448][ T5883] ------------------------------------------------------ [ 110.719929][ T5883] syz.0.18/5883 is trying to acquire lock: [ 110.725760][ T5883] ffff8880227b3d68 (&q->elevator_lock){+.+.}-{4:4}, at: elevator_change+0x1af/0x480 [ 110.735922][ T5883] [ 110.735922][ T5883] but task is already holding lock: [ 110.743331][ T5883] ffff8880227b3840 (&q->q_usage_counter(io)#50){++++}-{0:0}, at: elevator_change+0x194/0x480 [ 110.753534][ T5883] [ 110.753534][ T5883] which lock already depends on the new lock. [ 110.753534][ T5883] [ 110.764312][ T5883] [ 110.764312][ T5883] the existing dependency chain (in reverse order) is: [ 110.773351][ T5883] [ 110.773351][ T5883] -> #6 (&q->q_usage_counter(io)#50){++++}-{0:0}: [ 110.782056][ T5883] blk_alloc_queue+0x544/0x690 [ 110.787485][ T5883] __blk_mq_alloc_disk+0x194/0x390 [ 110.793307][ T5883] nbd_dev_add+0x494/0xb60 [ 110.798258][ T5883] nbd_init+0x15f/0x1e0 [ 110.802953][ T5883] do_one_initcall+0x250/0x870 [ 110.808277][ T5883] do_initcall_level+0x10a/0x1a0 [ 110.813774][ T5883] do_initcalls+0x59/0xa0 [ 110.818641][ T5883] kernel_init_freeable+0x29d/0x3e0 [ 110.824467][ T5883] kernel_init+0x1d/0x1d0 [ 110.829374][ T5883] ret_from_fork+0x514/0xb70 [ 110.834509][ T5883] ret_from_fork_asm+0x1a/0x30 [ 110.839838][ T5883] [ 110.839838][ T5883] -> #5 (fs_reclaim){+.+.}-{0:0}: [ 110.847061][ T5883] fs_reclaim_acquire+0x71/0x100 [ 110.852614][ T5883] __kmalloc_cache_node_noprof+0x66/0x630 [ 110.858863][ T5883] create_worker+0x112/0x7b0 [ 110.863989][ T5883] workqueue_prepare_cpu+0xe4/0x170 [ 110.869721][ T5883] cpuhp_invoke_callback+0x434/0x810 [ 110.875535][ T5883] _cpu_up+0x2ce/0x5b0 [ 110.880223][ T5883] cpu_up+0x1d2/0x220 [ 110.884743][ T5883] cpuhp_bringup_mask+0xb2/0x1a0 [ 110.890432][ T5883] cpuhp_bringup_cpus_parallel+0x109/0x120 [ 110.896770][ T5883] bringup_nonboot_cpus+0x17/0x30 [ 110.902327][ T5883] smp_init+0x32/0x110 [ 110.906926][ T5883] kernel_init_freeable+0x27f/0x3e0 [ 110.912652][ T5883] kernel_init+0x1d/0x1d0 [ 110.917622][ T5883] ret_from_fork+0x514/0xb70 [ 110.922832][ T5883] ret_from_fork_asm+0x1a/0x30 [ 110.928563][ T5883] [ 110.928563][ T5883] -> #4 (cpu_hotplug_lock){++++}-{0:0}: [ 110.936323][ T5883] cpus_read_lock+0x42/0x160 [ 110.941827][ T5883] static_key_slow_inc+0x12/0x30 [ 110.947320][ T5883] nbd_genl_reconfigure+0x1301/0x1e80 [ 110.953237][ T5883] genl_family_rcv_msg_doit+0x233/0x340 [ 110.959307][ T5883] genl_rcv_msg+0x614/0x7a0 [ 110.964351][ T5883] netlink_rcv_skb+0x226/0x4a0 [ 110.969649][ T5883] genl_rcv+0x28/0x40 [ 110.974182][ T5883] netlink_unicast+0x7bb/0x940 [ 110.979513][ T5883] netlink_sendmsg+0x813/0xb40 [ 110.984907][ T5883] sock_sendmsg_nosec+0x13a/0x180 [ 110.990469][ T5883] ____sys_sendmsg+0x54e/0x850 [ 110.995760][ T5883] ___sys_sendmsg+0x2a5/0x360 [ 111.001009][ T5883] __x64_sys_sendmsg+0x1b1/0x290 [ 111.006474][ T5883] do_syscall_64+0x174/0x580 [ 111.011593][ T5883] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.018100][ T5883] [ 111.018100][ T5883] -> #3 (&nsock->tx_lock){+.+.}-{4:4}: [ 111.025759][ T5883] __mutex_lock+0x19d/0x1550 [ 111.030877][ T5883] nbd_queue_rq+0x373/0x1150 [ 111.036175][ T5883] blk_mq_dispatch_rq_list+0x499/0x1990 [ 111.042252][ T5883] __blk_mq_sched_dispatch_requests+0xd36/0x1580 [ 111.049114][ T5883] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 111.055634][ T5883] blk_mq_run_work_fn+0x16c/0x300 [ 111.061321][ T5883] process_scheduled_works+0xa8e/0x14e0 [ 111.067499][ T5883] worker_thread+0xa47/0xfb0 [ 111.072628][ T5883] kthread+0x388/0x470 [ 111.077338][ T5883] ret_from_fork+0x514/0xb70 [ 111.082555][ T5883] ret_from_fork_asm+0x1a/0x30 [ 111.087853][ T5883] [ 111.087853][ T5883] -> #2 (&cmd->lock){+.+.}-{4:4}: [ 111.095071][ T5883] __mutex_lock+0x19d/0x1550 [ 111.100194][ T5883] nbd_queue_rq+0xc1/0x1150 [ 111.105226][ T5883] blk_mq_dispatch_rq_list+0x499/0x1990 [ 111.111380][ T5883] __blk_mq_sched_dispatch_requests+0xd36/0x1580 [ 111.118252][ T5883] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 111.124893][ T5883] blk_mq_run_work_fn+0x16c/0x300 [ 111.130451][ T5883] process_scheduled_works+0xa8e/0x14e0 [ 111.136635][ T5883] worker_thread+0xa47/0xfb0 [ 111.141755][ T5883] kthread+0x388/0x470 [ 111.146368][ T5883] ret_from_fork+0x514/0xb70 [ 111.151485][ T5883] ret_from_fork_asm+0x1a/0x30 [ 111.156774][ T5883] [ 111.156774][ T5883] -> #1 (set->srcu){.+.+}-{0:0}: [ 111.163906][ T5883] __synchronize_srcu+0xc9/0x2f0 [ 111.169516][ T5883] elevator_switch+0x1e8/0x7b0 [ 111.175002][ T5883] elevator_change+0x2fa/0x480 [ 111.180311][ T5883] elevator_set_default+0x375/0x440 [ 111.186130][ T5883] blk_register_queue+0x3f3/0x4e0 [ 111.191780][ T5883] __add_disk+0x6cb/0xe30 [ 111.196641][ T5883] add_disk_fwnode+0xfb/0x4b0 [ 111.201991][ T5883] nbd_dev_add+0x733/0xb60 [ 111.207573][ T5883] nbd_init+0x15f/0x1e0 [ 111.212383][ T5883] do_one_initcall+0x250/0x870 [ 111.217722][ T5883] do_initcall_level+0x10a/0x1a0 [ 111.223287][ T5883] do_initcalls+0x59/0xa0 [ 111.228163][ T5883] kernel_init_freeable+0x29d/0x3e0 [ 111.233920][ T5883] kernel_init+0x1d/0x1d0 [ 111.238895][ T5883] ret_from_fork+0x514/0xb70 [ 111.244031][ T5883] ret_from_fork_asm+0x1a/0x30 [ 111.249499][ T5883] [ 111.249499][ T5883] -> #0 (&q->elevator_lock){+.+.}-{4:4}: [ 111.257339][ T5883] __lock_acquire+0x1520/0x2cf0 [ 111.262742][ T5883] lock_acquire+0x106/0x350 [ 111.267882][ T5883] __mutex_lock+0x19d/0x1550 [ 111.273027][ T5883] elevator_change+0x1af/0x480 [ 111.278326][ T5883] elevator_set_none+0xb5/0x140 [ 111.283826][ T5883] blk_mq_update_nr_hw_queues+0x5ef/0x19f0 [ 111.290512][ T5883] nbd_start_device+0x189/0xb30 [ 111.295989][ T5883] nbd_genl_connect+0x1597/0x1c10 [ 111.301542][ T5883] genl_family_rcv_msg_doit+0x233/0x340 [ 111.307705][ T5883] genl_rcv_msg+0x614/0x7a0 [ 111.312751][ T5883] netlink_rcv_skb+0x226/0x4a0 [ 111.318036][ T5883] genl_rcv+0x28/0x40 [ 111.322545][ T5883] netlink_unicast+0x7bb/0x940 [ 111.327964][ T5883] netlink_sendmsg+0x813/0xb40 [ 111.333298][ T5883] sock_sendmsg_nosec+0x13a/0x180 [ 111.338963][ T5883] ____sys_sendmsg+0x54e/0x850 [ 111.344255][ T5883] ___sys_sendmsg+0x2a5/0x360 [ 111.349494][ T5883] __x64_sys_sendmsg+0x1b1/0x290 [ 111.354963][ T5883] do_syscall_64+0x174/0x580 [ 111.360337][ T5883] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.366754][ T5883] [ 111.366754][ T5883] other info that might help us debug this: [ 111.366754][ T5883] [ 111.377516][ T5883] Chain exists of: [ 111.377516][ T5883] &q->elevator_lock --> fs_reclaim --> &q->q_usage_counter(io)#50 [ 111.377516][ T5883] [ 111.391302][ T5883] Possible unsafe locking scenario: [ 111.391302][ T5883] [ 111.398968][ T5883] CPU0 CPU1 [ 111.404350][ T5883] ---- ---- [ 111.409874][ T5883] lock(&q->q_usage_counter(io)#50); [ 111.415276][ T5883] lock(fs_reclaim); [ 111.421781][ T5883] lock(&q->q_usage_counter(io)#50); [ 111.429938][ T5883] lock(&q->elevator_lock); [ 111.434540][ T5883] [ 111.434540][ T5883] *** DEADLOCK *** [ 111.434540][ T5883] [ 111.442884][ T5883] 6 locks held by syz.0.18/5883: [ 111.448010][ T5883] #0: ffffffff90099f68 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 111.456299][ T5883] #1: ffffffff90099da0 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x10b/0x7a0 [ 111.465320][ T5883] #2: ffff88801c7591c0 (&set->update_nr_hwq_lock){++++}-{4:4}, at: blk_mq_update_nr_hw_queues+0xab/0x19f0 [ 111.477809][ T5883] #3: ffff88801c7590d0 (&set->tag_list_lock){+.+.}-{4:4}, at: blk_mq_update_nr_hw_queues+0xbe/0x19f0 [ 111.489145][ T5883] #4: ffff8880227b3840 (&q->q_usage_counter(io)#50){++++}-{0:0}, at: elevator_change+0x194/0x480 [ 111.499808][ T5883] #5: ffff8880227b3878 (&q->q_usage_counter(queue)#34){+.+.}-{0:0}, at: elevator_change+0x194/0x480 [ 111.511776][ T5883] [ 111.511776][ T5883] stack backtrace: [ 111.517719][ T5883] CPU: 0 UID: 0 PID: 5883 Comm: syz.0.18 Not tainted syzkaller #0 PREEMPT(full) [ 111.517744][ T5883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 111.517753][ T5883] Call Trace: [ 111.517763][ T5883] [ 111.517771][ T5883] dump_stack_lvl+0xe8/0x150 [ 111.517798][ T5883] print_circular_bug+0x2e1/0x300 [ 111.517815][ T5883] check_noncircular+0x12e/0x150 [ 111.517840][ T5883] __lock_acquire+0x1520/0x2cf0 [ 111.517867][ T5883] ? elevator_change+0x1af/0x480 [ 111.517882][ T5883] lock_acquire+0x106/0x350 [ 111.517900][ T5883] ? elevator_change+0x1af/0x480 [ 111.517919][ T5883] __mutex_lock+0x19d/0x1550 [ 111.517934][ T5883] ? elevator_change+0x1af/0x480 [ 111.517948][ T5883] ? rcu_is_watching+0x15/0xb0 [ 111.517972][ T5883] ? elevator_change+0x1af/0x480 [ 111.517986][ T5883] ? __pfx___mutex_lock+0x10/0x10 [ 111.518000][ T5883] ? enable_work+0x17f/0x230 [ 111.518020][ T5883] ? lockdep_hardirqs_on+0x7a/0x110 [ 111.518037][ T5883] ? __cancel_work_sync+0xf7/0x110 [ 111.518056][ T5883] ? blk_mq_cancel_work_sync+0xa5/0xe0 [ 111.518074][ T5883] elevator_change+0x1af/0x480 [ 111.518091][ T5883] elevator_set_none+0xb5/0x140 [ 111.518106][ T5883] ? __pfx_elevator_set_none+0x10/0x10 [ 111.518122][ T5883] ? xa_load+0x1db/0x210 [ 111.518141][ T5883] blk_mq_update_nr_hw_queues+0x5ef/0x19f0 [ 111.518160][ T5883] ? kernfs_add_one+0x480/0x5e0 [ 111.518183][ T5883] ? nbd_start_device+0x17d/0xb30 [ 111.518204][ T5883] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10 [ 111.518225][ T5883] ? sysfs_add_file_mode_ns+0x258/0x300 [ 111.518250][ T5883] nbd_start_device+0x189/0xb30 [ 111.518270][ T5883] ? device_create_file+0xf4/0x1b0 [ 111.518289][ T5883] nbd_genl_connect+0x1597/0x1c10 [ 111.518310][ T5883] ? __pfx_nbd_genl_connect+0x10/0x10 [ 111.518328][ T5883] ? rcu_is_watching+0x15/0xb0 [ 111.518349][ T5883] ? trace_kmalloc+0x2a/0xf0 [ 111.518367][ T5883] ? __kmalloc_noprof+0x396/0x720 [ 111.518385][ T5883] ? __nla_parse+0x40/0x60 [ 111.518401][ T5883] ? genl_family_rcv_msg_attrs_parse+0x20b/0x2f0 [ 111.518416][ T5883] ? genl_family_rcv_msg_attrs_parse+0x265/0x2f0 [ 111.518446][ T5883] genl_family_rcv_msg_doit+0x233/0x340 [ 111.518462][ T5883] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10 [ 111.518488][ T5883] ? __lock_acquire+0x683/0x2cf0 [ 111.518509][ T5883] genl_rcv_msg+0x614/0x7a0 [ 111.518533][ T5883] ? __pfx_genl_rcv_msg+0x10/0x10 [ 111.518554][ T5883] ? __pfx_nbd_genl_connect+0x10/0x10 [ 111.518575][ T5883] netlink_rcv_skb+0x226/0x4a0 [ 111.518594][ T5883] ? __pfx_genl_rcv_msg+0x10/0x10 [ 111.518615][ T5883] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 111.518637][ T5883] ? down_read+0x2be/0x330 [ 111.518654][ T5883] genl_rcv+0x28/0x40 [ 111.518674][ T5883] netlink_unicast+0x7bb/0x940 [ 111.518694][ T5883] netlink_sendmsg+0x813/0xb40 [ 111.518716][ T5883] ? __pfx_netlink_sendmsg+0x10/0x10 [ 111.518736][ T5883] ? aa_sock_msg_perm+0xf1/0x1b0 [ 111.518757][ T5883] ? __pfx_netlink_sendmsg+0x10/0x10 [ 111.518775][ T5883] sock_sendmsg_nosec+0x13a/0x180 [ 111.518797][ T5883] ____sys_sendmsg+0x54e/0x850 [ 111.518816][ T5883] ? __pfx_____sys_sendmsg+0x10/0x10 [ 111.518836][ T5883] ? import_iovec+0x73/0xa0 [ 111.518854][ T5883] ___sys_sendmsg+0x2a5/0x360 [ 111.518872][ T5883] ? __pfx____sys_sendmsg+0x10/0x10 [ 111.518890][ T5883] ? futex_wake+0x522/0x5f0 [ 111.518916][ T5883] ? __pfx_do_futex+0x10/0x10 [ 111.518940][ T5883] __x64_sys_sendmsg+0x1b1/0x290 [ 111.518958][ T5883] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 111.518981][ T5883] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.518997][ T5883] do_syscall_64+0x174/0x580 [ 111.519012][ T5883] ? trace_irq_disable+0x3b/0x140 [ 111.519029][ T5883] ? clear_bhb_loop+0x40/0x90 [ 111.519046][ T5883] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.519060][ T5883] RIP: 0033:0x7ff1ffd9de59 [ 111.519076][ T5883] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 111.519089][ T5883] RSP: 002b:00007ffccd591eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 111.519106][ T5883] RAX: ffffffffffffffda RBX: 00007ff200025fa0 RCX: 00007ff1ffd9de59 [ 111.519118][ T5883] RDX: 0000000020000000 RSI: 0000200000001ac0 RDI: 0000000000000004 [ 111.519128][ T5883] RBP: 00007ff1ffe33e6f R08: 0000000000000000 R09: 0000000000000000 [ 111.519137][ T5883] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 111.519146][ T5883] R13: 00007ff200025fac R14: 00007ff200025fa0 R15: 00007ff200025fa0 [ 111.519161][ T5883] [ 111.967480][ T51] Bluetooth: hci0: command tx timeout [ 112.013713][ T4943] block nbd1: Receive control failed (result -107) [ 112.039729][ T5883] nbd1: detected capacity change from 0 to 63 [ 112.047709][ T5883] netlink: 12 bytes leftover after parsing attributes in process `syz.0.18'. [ 112.056854][ T5883] block nbd0: reconnected socket [ 112.062162][ T5883] netlink: 'syz.0.18': attribute type 1 has an invalid length. [ 112.070582][ T5883] nbd: error processing sock list [ 112.076043][ T4943] block nbd0: Receive control failed (result -32) [ 112.076447][ T51] block nbd1: Receive control failed (result -104) [ 112.253017][ T4943] block nbd2: Receive control failed (result -107) [ 112.299696][ T5884] nbd2: detected capacity change from 0 to 63 [ 112.307763][ T5884] netlink: 12 bytes leftover after parsing attributes in process `syz.0.19'. [ 112.317399][ T5884] block nbd0: reconnected socket [ 112.324043][ T5884] netlink: 'syz.0.19': attribute type 1 has an invalid length. [ 112.333004][ T5884] nbd: error processing sock list [ 112.339600][ T4943] block nbd0: Receive control failed (result -32) [ 112.346858][ T51] block nbd2: Receive control failed (result -104) [ 112.552685][ T4943] block nbd3: Receive control failed (result -107) [ 112.589753][ T5886] nbd3: detected capacity change from 0 to 63 [ 112.597486][ T5886] netlink: 12 bytes leftover after parsing attributes in process `syz.0.20'. [ 112.607417][ T5886] block nbd0: reconnected socket [ 112.612535][ T5886] netlink: 'syz.0.20': attribute type 1 has an invalid length. [ 112.620674][ T5886] nbd: error processing sock list [ 112.626419][ T4943] block nbd0: Receive control failed (result -32) [ 112.626682][ T51] block nbd3: Receive control failed (result -104) [ 112.844214][ T4943] block nbd4: Receive control failed (result -107) [ 112.879788][ T5888] nbd4: detected capacity change from 0 to 63 [ 112.887734][ T5888] netlink: 12 bytes leftover after parsing attributes in process `syz.0.21'. [ 112.896971][ T5888] block nbd0: reconnected socket [ 112.902119][ T5888] netlink: 'syz.0.21': attribute type 1 has an invalid length. [ 112.909836][ T5888] nbd: error processing sock list [ 112.915242][ T4943] block nbd0: Receive control failed (result -32) [ 112.921972][ T51] block nbd4: Receive control failed (result -104) [ 113.092818][ T4943] block nbd5: Receive control failed (result -107) [ 113.129792][ T5890] nbd5: detected capacity change from 0 to 63 [ 113.137605][ T5890] netlink: 12 bytes leftover after parsing attributes in process `syz.0.22'. [ 113.146923][ T5890] block nbd0: reconnected socket [ 113.151904][ T5890] netlink: 'syz.0.22': attribute type 1 has an invalid length. [ 113.159464][ T5890] nbd: error processing sock list [ 113.165122][ T4943] block nbd0: Receive control failed (result -32) [ 113.165620][ T51] block nbd5: Receive control failed (result -104) [ 113.372719][ T4943] block nbd6: Receive control failed (result -107) [ 113.409967][ T5892] nbd6: detected capacity change from 0 to 63 [ 113.417721][ T5892] netlink: 12 bytes leftover after parsing attributes in process `syz.0.23'. [ 113.427016][ T5892] block nbd0: reconnected socket [ 113.432123][ T5892] netlink: 'syz.0.23': attribute type 1 has an invalid length. [ 113.440507][ T5892] nbd: error processing sock list [ 113.445824][ T4943] block nbd0: Receive control failed (result -32) [ 113.452309][ T51] block nbd6: Receive control failed (result -104) [ 113.622574][ T51] block nbd7: Receive control failed (result -107) [ 113.659791][ T5894] nbd7: detected capacity change from 0 to 63 [ 113.667649][ T5894] netlink: 12 bytes leftover after parsing attributes in process `syz.0.24'. [ 113.676765][ T5894] block nbd0: reconnected socket [ 113.681873][ T5894] netlink: 'syz.0.24': attribute type 1 has an invalid length. [ 113.689851][ T5894] nbd: error processing sock list [ 113.695305][ T51] block nbd0: Receive control failed (result -32) [ 113.701886][ T4943] block nbd7: Receive control failed (result -104) [ 113.882651][ T51] block nbd8: Receive control failed (result -107) [ 113.919689][ T5896] nbd8: detected capacity change from 0 to 63 [ 113.927490][ T5896] netlink: 12 bytes leftover after parsing attributes in process `syz.0.25'. [ 113.936555][ T5896] block nbd0: reconnected socket [ 113.941910][ T5896] netlink: 'syz.0.25': attribute type 1 has an invalid length. [ 113.950181][ T5896] nbd: error processing sock list [ 113.955656][ T51] block nbd0: Receive control failed (result -32) [ 113.962321][ T4943] block nbd8: Receive control failed (result -104) [ 114.039715][ T4943] Bluetooth: hci0: command tx timeout [ 114.182462][ T51] block nbd9: Receive control failed (result -107) [ 114.219770][ T5898] nbd9: detected capacity change from 0 to 63 [ 114.227733][ T5898] netlink: 12 bytes leftover after parsing attributes in process `syz.0.26'. [ 114.237034][ T5898] block nbd0: reconnected socket [ 114.242198][ T5898] netlink: 'syz.0.26': attribute type 1 has an invalid length. [ 114.249822][ T5898] nbd: error processing sock list [ 114.255444][ T51] block nbd0: Receive control failed (result -32) [ 114.255718][ T4943] block nbd9: Receive control failed (result -104) [ 114.472738][ T51] block nbd10: Receive control failed (result -107) [ 114.511421][ T5900] block nbd0: reconnected socket [ 114.517051][ T5900] nbd: error processing sock list [ 114.523510][ T51] block nbd0: Receive control failed (result -32) [ 114.530324][ T4943] block nbd10: Receive control failed (result -104) [ 114.742960][ T51] block nbd11: Receive control failed (result -107) [ 114.771169][ T5902] block nbd0: reconnected socket [ 114.776910][ T5902] nbd: error processing sock list [ 114.782633][ T51] block nbd0: Receive control failed (result -32) [ 114.790025][ T4943] block nbd11: Receive control failed (result -104) [ 114.982456][ T51] block nbd12: Receive control failed (result -107) [ 115.021176][ T5904] block nbd0: reconnected socket [ 115.026327][ T5904] nbd: error processing sock list [ 115.031942][ T51] block nbd0: Receive control failed (result -32) [ 115.038575][ T4943] block nbd12: Receive control failed (result -32) [ 115.242499][ T51] block nbd13: Receive control failed (result -107) 2026/07/03 13:12:10 executed programs: 16 [ 115.291612][ T5905] block nbd0: reconnected socket [ 115.297480][ T5905] nbd: error processing sock list [ 115.304173][ T51] block nbd0: Receive control failed (result -32) [ 115.304497][ T4943] block nbd13: Receive control failed (result -32) [ 115.513130][ T51] block nbd14: Receive control failed (result -107) [ 115.549717][ T5906] set_capacity_and_notify: 4 callbacks suppressed [ 115.549738][ T5906] nbd14: detected capacity change from 0 to 63 [ 115.564421][ T5906] __nla_validate_parse: 4 callbacks suppressed [ 115.564435][ T5906] netlink: 12 bytes leftover after parsing attributes in process `syz.0.31'. [ 115.580058][ T5906] block nbd0: reconnected socket [ 115.585122][ T5906] validate_nla: 4 callbacks suppressed [ 115.585133][ T5906] netlink: 'syz.0.31': attribute type 1 has an invalid length. [ 115.599048][ T5906] nbd: error processing sock list [ 115.604863][ T51] block nbd0: Receive control failed (result -32) [ 115.605168][ T4943] block nbd14: Receive control failed (result -32) [ 115.812605][ T51] block nbd15: Receive control failed (result -107) [ 115.849727][ T5907] nbd15: detected capacity change from 0 to 63 [ 115.857167][ T5907] netlink: 12 bytes leftover after parsing attributes in process `syz.0.32'. [ 115.866115][ T5907] block nbd0: reconnected socket [ 115.871242][ T5907] netlink: 'syz.0.32': attribute type 1 has an invalid length. [ 115.879082][ T5907] nbd: error processing sock list [ 115.884921][ T51] block nbd0: Receive control failed (result -32) [ 115.891948][ T4943] block nbd15: Receive control failed (result -32) [ 116.082561][ T51] block nbd16: Receive control failed (result -107) [ 116.120189][ T5908] nbd16: detected capacity change from 0 to 63 [ 116.131156][ T5908] netlink: 12 bytes leftover after parsing attributes in process `syz.0.33'. [ 116.142123][ T5908] block nbd0: reconnected socket [ 116.147721][ T5908] netlink: 'syz.0.33': attribute type 1 has an invalid length. [ 116.156359][ T5908] nbd: error processing sock list [ 116.162498][ T51] block nbd0: Receive control failed (result -32) [ 116.162785][ T4943] block nbd16: Receive control failed (result -32) [ 116.362873][ T51] block nbd17: Receive control failed (result -107) [ 116.399805][ T5910] nbd17: detected capacity change from 0 to 63 [ 116.408034][ T5910] netlink: 12 bytes leftover after parsing attributes in process `syz.0.34'. [ 116.417140][ T5910] block nbd0: reconnected socket [ 116.422293][ T5910] netlink: 'syz.0.34': attribute type 1 has an invalid length. [ 116.430298][ T5910] nbd: error processing sock list [ 116.435943][ T51] block nbd0: Receive control failed (result -32) [ 116.442524][ T4943] block nbd17: Receive control failed (result -32) [ 116.663895][ T4943] block nbd18: Receive control failed (result -107) [ 116.699785][ T5912] nbd18: detected capacity change from 0 to 63 [ 116.707355][ T5912] netlink: 12 bytes leftover after parsing attributes in process `syz.0.35'. [ 116.717051][ T5912] block nbd0: reconnected socket [ 116.722716][ T5912] netlink: 'syz.0.35': attribute type 1 has an invalid length. [ 116.731632][ T5912] nbd: error processing sock list [ 116.737575][ T4943] block nbd0: Receive control failed (result -32) [ 116.737756][ T51] block nbd18: Receive control failed (result -32) [ 116.953265][ T4943] block nbd19: Receive control failed (result -107) [ 116.989715][ T5914] nbd19: detected capacity change from 0 to 63 [ 116.997385][ T5914] netlink: 12 bytes leftover after parsing attributes in process `syz.0.36'. [ 117.006811][ T5914] block nbd0: reconnected socket [ 117.012006][ T5914] netlink: 'syz.0.36': attribute type 1 has an invalid length. [ 117.020590][ T5914] nbd: error processing sock list [ 117.027133][ T4943] block nbd0: Receive control failed (result -32) [ 117.027427][ T51] block nbd19: Receive control failed (result -32) [ 117.242481][ T4943] block nbd20: Receive control failed (result -107) [ 117.279860][ T5916] nbd20: detected capacity change from 0 to 63 [ 117.287628][ T5916] netlink: 12 bytes leftover after parsing attributes in process `syz.0.37'. [ 117.299477][ T5916] block nbd0: reconnected socket [ 117.304541][ T5916] netlink: 'syz.0.37': attribute type 1 has an invalid length. [ 117.312611][ T5916] nbd: error processing sock list [ 117.318120][ T4943] block nbd0: Receive control failed (result -32) [ 117.318481][ T51] block nbd20: Receive control failed (result -32) [ 117.492845][ T4943] block nbd21: Receive control failed (result -107) [ 117.529723][ T5918] nbd21: detected capacity change from 0 to 63 [ 117.537981][ T5918] netlink: 12 bytes leftover after parsing attributes in process `syz.0.38'. [ 117.548704][ T5918] block nbd0: reconnected socket [ 117.554291][ T5918] netlink: 'syz.0.38': attribute type 1 has an invalid length. [ 117.562738][ T5918] nbd: error processing sock list [ 117.568518][ T4943] block nbd0: Receive control failed (result -32) [ 117.575343][ T51] block nbd21: Receive control failed (result -32) [ 117.743947][ T4943] block nbd22: Receive control failed (result -107) [ 117.769694][ T5920] nbd22: detected capacity change from 0 to 63 [ 117.777594][ T5920] netlink: 12 bytes leftover after parsing attributes in process `syz.0.39'. [ 117.787395][ T5920] block nbd0: reconnected socket [ 117.793338][ T5920] netlink: 'syz.0.39': attribute type 1 has an invalid length. [ 117.802268][ T5920] nbd: error processing sock list [ 117.808945][ T4943] block nbd0: Receive control failed (result -32) [ 117.809208][ T51] block nbd22: Receive control failed (result -32) [ 118.022466][ T4943] block nbd23: Receive control failed (result -107) [ 118.060171][ T5922] nbd23: detected capacity change from 0 to 63 [ 118.068565][ T5922] netlink: 12 bytes leftover after parsing attributes in process `syz.0.40'. [ 118.078066][ T5922] block nbd0: reconnected socket [ 118.083212][ T5922] netlink: 'syz.0.40': attribute type 1 has an invalid length. [ 118.091130][ T5922] nbd: error processing sock list [ 118.096560][ T4943] block nbd0: Receive control failed (result -32) [ 118.103221][ T51] block nbd23: Receive control failed (result -32) [ 118.273999][ T4943] block nbd24: Receive control failed (result -107) [ 118.311242][ T5924] block nbd0: reconnected socket [ 118.316314][ T5924] nbd: error processing sock list [ 118.321943][ T4943] block nbd0: Receive control failed (result -32) [ 118.328471][ T51] block nbd24: Receive control failed (result -32) [ 118.513083][ T4943] block nbd25: Receive control failed (result -107) [ 118.541185][ T5926] block nbd0: reconnected socket [ 118.546263][ T5926] nbd: error processing sock list [ 118.552561][ T4943] block nbd0: Receive control failed (result -32) [ 118.552953][ T51] block nbd25: Receive control failed (result -32) [ 118.764058][ T4943] block nbd26: Receive control failed (result -107) [ 118.790977][ T5928] block nbd0: reconnected socket [ 118.799818][ T5928] nbd: error processing sock list [ 118.805930][ T4943] block nbd0: Receive control failed (result -32) [ 118.806248][ T51] block nbd26: Receive control failed (result -32) [ 119.022479][ T4943] block nbd27: Receive control failed (result -107) [ 119.061331][ T5930] block nbd0: reconnected socket [ 119.066870][ T5930] nbd: error processing sock list [ 119.073220][ T4943] block nbd0: Receive control failed (result -32) [ 119.073583][ T51] block nbd27: Receive control failed (result -32) [ 119.302983][ T4943] block nbd28: Receive control failed (result -107) [ 119.341228][ T5932] block nbd0: reconnected socket [ 119.347722][ T5932] nbd: error processing sock list [ 119.354165][ T4943] block nbd0: Receive control failed (result -32) [ 119.360719][ T51] block nbd28: Receive control failed (result -32) [ 119.557547][ T4943] block nbd29: Receive control failed (result -107) [ 119.591318][ T5934] block nbd0: reconnected socket [ 119.597368][ T5934] nbd: error processing sock list [ 119.603559][ T4943] block nbd0: Receive control failed (result -32) [ 119.603922][ T51] block nbd29: Receive control failed (result -32) [ 119.802602][ T4943] block nbd30: Receive control failed (result -107) [ 119.841704][ T5936] block nbd0: reconnected socket [ 119.847239][ T5936] nbd: error processing sock list [ 119.853385][ T4943] block nbd0: Receive control failed (result -32) [ 119.860197][ T51] block nbd30: Receive control failed (result -32) [ 120.037257][ T4943] block nbd31: Receive control failed (result -107) [ 120.071059][ T5938] block nbd0: reconnected socket [ 120.076095][ T5938] nbd: error processing sock list [ 120.081572][ T4943] block nbd0: Receive control failed (result -32) [ 120.081788][ T51] block nbd31: Receive control failed (result -32) [ 120.312394][ T4943] block nbd32: Receive control failed (result -107) [ 120.351037][ T5940] block nbd0: reconnected socket [ 120.356143][ T5940] nbd: error processing sock list 2026/07/03 13:12:15 executed programs: 35 [ 120.362028][ T4943] block nbd0: Receive control failed (result -32) [ 120.368718][ T51] block nbd32: Receive control failed (result -32) [ 120.562697][ T4943] block nbd33: Receive control failed (result -107) [ 120.599755][ T5942] set_capacity_and_notify: 9 callbacks suppressed [ 120.599770][ T5942] nbd33: detected capacity change from 0 to 63 [ 120.614591][ T5942] __nla_validate_parse: 9 callbacks suppressed [ 120.614604][ T5942] netlink: 12 bytes leftover after parsing attributes in process `syz.0.50'. [ 120.630207][ T5942] block nbd0: reconnected socket [ 120.635296][ T5942] validate_nla: 9 callbacks suppressed [ 120.635309][ T5942] netlink: 'syz.0.50': attribute type 1 has an invalid length. [ 120.648803][ T5942] nbd: error processing sock list [ 120.654252][ T4943] block nbd0: Receive control failed (result -32) [ 120.654460][ T51] block nbd33: Receive control failed (result -32)