Warning: Permanently added '10.128.0.235' (ED25519) to the list of known hosts. 2026/03/20 15:14:13 parsed 1 programs [ 64.805252][ T5823] cgroup: Unknown subsys name 'net' [ 64.915216][ T5823] cgroup: Unknown subsys name 'cpuset' [ 64.924237][ T5823] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 66.206800][ T5823] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 68.715027][ T5831] 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. [ 69.680229][ T5857] chnl_net:caif_netlink_parms(): no params data found [ 69.754462][ T5857] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.763345][ T5857] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.770534][ T5857] bridge_slave_0: entered allmulticast mode [ 69.778663][ T5857] bridge_slave_0: entered promiscuous mode [ 69.787002][ T5857] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.794244][ T5857] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.801406][ T5857] bridge_slave_1: entered allmulticast mode [ 69.808417][ T5857] bridge_slave_1: entered promiscuous mode [ 69.844734][ T5857] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.855932][ T5857] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.885137][ T5857] team0: Port device team_slave_0 added [ 69.911691][ T5857] team0: Port device team_slave_1 added [ 69.942364][ T5857] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.949373][ T5857] 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. [ 69.976119][ T5857] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.990988][ T5857] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.998336][ T5857] 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. [ 70.024406][ T5857] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.063043][ T5857] hsr_slave_0: entered promiscuous mode [ 70.069380][ T5857] hsr_slave_1: entered promiscuous mode [ 70.192330][ T5857] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.205464][ T5857] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.215402][ T5857] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.224951][ T5857] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.249916][ T5857] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.257187][ T5857] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.265075][ T5857] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.272182][ T5857] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.317680][ T5857] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.334655][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.343386][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.357643][ T5857] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.369439][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.376701][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.388988][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.396137][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.536356][ T5857] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.579044][ T5857] veth0_vlan: entered promiscuous mode [ 70.589379][ T5857] veth1_vlan: entered promiscuous mode [ 70.615973][ T5857] veth0_macvtap: entered promiscuous mode [ 70.626034][ T5857] veth1_macvtap: entered promiscuous mode [ 70.640853][ T5857] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.656103][ T5857] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.670300][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.680128][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.693672][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.704539][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.848840][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.921492][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.007821][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.100403][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.257955][ T1292] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.264830][ T1292] ieee802154 phy1 wpan1: encryption failed: -22 [ 72.287829][ T1029] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.303475][ T1029] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.331328][ T49] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.339263][ T49] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.455737][ T5145] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 72.466741][ T5145] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 72.474602][ T5145] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 72.483275][ T5145] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 72.491112][ T5145] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/03/20 15:14:24 executed programs: 0 [ 73.041875][ T5145] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 73.049705][ T5145] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 73.057400][ T5145] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 73.066252][ T5145] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 73.074371][ T5145] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 73.196007][ T5933] chnl_net:caif_netlink_parms(): no params data found [ 73.254840][ T5933] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.262063][ T5933] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.269304][ T5933] bridge_slave_0: entered allmulticast mode [ 73.276366][ T5933] bridge_slave_0: entered promiscuous mode [ 73.286152][ T5933] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.293682][ T5933] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.300812][ T5933] bridge_slave_1: entered allmulticast mode [ 73.308353][ T5933] bridge_slave_1: entered promiscuous mode [ 73.332440][ T5933] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.343760][ T5933] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.369612][ T5933] team0: Port device team_slave_0 added [ 73.377023][ T5933] team0: Port device team_slave_1 added [ 73.398946][ T5933] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.406187][ T5933] 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. [ 73.432742][ T5933] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.444595][ T5933] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.451540][ T5933] 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. [ 73.477836][ T5933] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.513895][ T5933] hsr_slave_0: entered promiscuous mode [ 73.520085][ T5933] hsr_slave_1: entered promiscuous mode [ 73.526269][ T5933] debugfs: 'hsr0' already exists in 'hsr' [ 73.532152][ T5933] Cannot create hsr debugfs directory [ 74.296874][ T12] bridge_slave_1: left allmulticast mode [ 74.305668][ T12] bridge_slave_1: left promiscuous mode [ 74.312649][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.326734][ T12] bridge_slave_0: left allmulticast mode [ 74.332635][ T12] bridge_slave_0: left promiscuous mode [ 74.338333][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.461169][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 74.472233][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 74.481947][ T12] bond0 (unregistering): Released all slaves [ 74.577601][ T12] hsr_slave_0: left promiscuous mode [ 74.583937][ T12] hsr_slave_1: left promiscuous mode [ 74.590464][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 74.598031][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 74.612335][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 74.619745][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 74.635885][ T12] veth1_macvtap: left promiscuous mode [ 74.643489][ T12] veth0_macvtap: left promiscuous mode [ 74.649092][ T12] veth1_vlan: left promiscuous mode [ 74.654801][ T12] veth0_vlan: left promiscuous mode [ 74.929522][ T12] team0 (unregistering): Port device team_slave_1 removed [ 74.949240][ T12] team0 (unregistering): Port device team_slave_0 removed [ 75.093031][ T5145] Bluetooth: hci0: command tx timeout [ 75.271752][ T5933] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.285974][ T5933] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.304833][ T5933] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.316208][ T5933] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.441715][ T5933] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.480044][ T5933] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.773636][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.780789][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.792685][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.799763][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.054973][ T5933] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.103997][ T5933] veth0_vlan: entered promiscuous mode [ 76.114658][ T5933] veth1_vlan: entered promiscuous mode [ 76.178896][ T5933] veth0_macvtap: entered promiscuous mode [ 76.187327][ T5933] veth1_macvtap: entered promiscuous mode [ 76.203314][ T5933] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.220495][ T5933] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.235535][ T1029] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.244751][ T1029] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.264211][ T1029] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.274100][ T1029] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.344378][ T1029] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.352642][ T1029] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.393661][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.401510][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.470465][ T5983] block nbd0: not configured, cannot reconfigure [ 76.812549][ T5983] nbd0: detected capacity change from 0 to 63 [ 76.820069][ T51] block nbd0: Receive control failed (result -32) [ 76.821663][ T5943] block nbd0: Send control failed (result -32) [ 76.826690][ T5145] block nbd0: Receive control failed (result -32) [ 76.840719][ T5984] block nbd0: Receive control failed (result -32) [ 76.847415][ T5919] block nbd0: Receive control failed (result -32) [ 76.858489][ T5943] block nbd0: Request send failed, requeueing [ 76.868594][ T25] block nbd0: Dead connection, failed to find a fallback [ 76.878459][ T25] block nbd0: shutting down sockets [ 76.886051][ T25] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 76.895755][ T5986] block nbd0: reconnected socket [ 76.901745][ T25] Buffer I/O error on dev nbd0, logical block 0, async page read [ 77.113079][ T5986] [ 77.115423][ T5986] ====================================================== [ 77.122416][ T5986] WARNING: possible circular locking dependency detected [ 77.129420][ T5986] syzkaller #0 Not tainted [ 77.133807][ T5986] ------------------------------------------------------ [ 77.140795][ T5986] syz.0.18/5986 is trying to acquire lock: [ 77.146601][ T5986] ffff88802622bed0 (&q->elevator_lock){+.+.}-{4:4}, at: elevator_change+0x1b3/0x450 [ 77.156089][ T5986] [ 77.156089][ T5986] but task is already holding lock: [ 77.163434][ T5986] ffff88802622b990 (&q->q_usage_counter(io)#50){++++}-{0:0}, at: elevator_change+0x198/0x450 [ 77.173598][ T5986] [ 77.173598][ T5986] which lock already depends on the new lock. [ 77.173598][ T5986] [ 77.183993][ T5986] [ 77.183993][ T5986] the existing dependency chain (in reverse order) is: [ 77.192991][ T5986] [ 77.192991][ T5986] -> #6 (&q->q_usage_counter(io)#50){++++}-{0:0}: [ 77.201572][ T5986] blk_alloc_queue+0x546/0x680 [ 77.206850][ T5986] __blk_mq_alloc_disk+0x197/0x390 [ 77.212471][ T5986] nbd_dev_add+0x499/0xb50 [ 77.217383][ T5986] nbd_init+0x168/0x1f0 [ 77.222046][ T5986] do_one_initcall+0x250/0x8d0 [ 77.227327][ T5986] do_initcall_level+0x104/0x190 [ 77.232770][ T5986] do_initcalls+0x59/0xa0 [ 77.237603][ T5986] kernel_init_freeable+0x2a6/0x3e0 [ 77.243301][ T5986] kernel_init+0x1d/0x1d0 [ 77.248130][ T5986] ret_from_fork+0x51e/0xb90 [ 77.253226][ T5986] ret_from_fork_asm+0x1a/0x30 [ 77.258522][ T5986] [ 77.258522][ T5986] -> #5 (fs_reclaim){+.+.}-{0:0}: [ 77.265734][ T5986] fs_reclaim_acquire+0x71/0x100 [ 77.271172][ T5986] __kmalloc_cache_node_noprof+0x46/0x6b0 [ 77.277388][ T5986] create_worker+0x113/0x7e0 [ 77.282477][ T5986] workqueue_prepare_cpu+0xe4/0x170 [ 77.288170][ T5986] cpuhp_invoke_callback+0x445/0x860 [ 77.293955][ T5986] _cpu_up+0x2ce/0x5b0 [ 77.298525][ T5986] cpu_up+0x1d2/0x220 [ 77.303009][ T5986] cpuhp_bringup_mask+0xb2/0x1a0 [ 77.308444][ T5986] cpuhp_bringup_cpus_parallel+0x109/0x120 [ 77.314745][ T5986] bringup_nonboot_cpus+0x17/0x30 [ 77.320275][ T5986] smp_init+0x32/0x110 [ 77.324843][ T5986] kernel_init_freeable+0x288/0x3e0 [ 77.330539][ T5986] kernel_init+0x1d/0x1d0 [ 77.335369][ T5986] ret_from_fork+0x51e/0xb90 [ 77.340463][ T5986] ret_from_fork_asm+0x1a/0x30 [ 77.345730][ T5986] [ 77.345730][ T5986] -> #4 (cpu_hotplug_lock){++++}-{0:0}: [ 77.353433][ T5986] cpus_read_lock+0x42/0x160 [ 77.358523][ T5986] static_key_slow_inc+0x12/0x30 [ 77.363961][ T5986] nbd_genl_reconfigure+0x132f/0x1ea0 [ 77.369829][ T5986] genl_family_rcv_msg_doit+0x22a/0x330 [ 77.375870][ T5986] genl_rcv_msg+0x61c/0x7a0 [ 77.380870][ T5986] netlink_rcv_skb+0x232/0x4b0 [ 77.386159][ T5986] genl_rcv+0x28/0x40 [ 77.390639][ T5986] netlink_unicast+0x80f/0x9b0 [ 77.395899][ T5986] netlink_sendmsg+0x813/0xb40 [ 77.401169][ T5986] ____sys_sendmsg+0x972/0x9f0 [ 77.406447][ T5986] ___sys_sendmsg+0x2a5/0x360 [ 77.411638][ T5986] __x64_sys_sendmsg+0x1bd/0x2a0 [ 77.417083][ T5986] do_syscall_64+0x14d/0xf80 [ 77.422180][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.428569][ T5986] [ 77.428569][ T5986] -> #3 (&nsock->tx_lock){+.+.}-{4:4}: [ 77.436185][ T5986] __mutex_lock+0x19f/0x1300 [ 77.441276][ T5986] nbd_queue_rq+0x37b/0x1100 [ 77.446361][ T5986] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 77.452408][ T5986] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 77.459257][ T5986] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 77.465741][ T5986] blk_mq_run_hw_queue+0x348/0x4f0 [ 77.471352][ T5986] blk_mq_dispatch_list+0xd16/0xe10 [ 77.477048][ T5986] blk_mq_flush_plug_list+0x48d/0x570 [ 77.482920][ T5986] __blk_flush_plug+0x3ed/0x4d0 [ 77.488267][ T5986] __submit_bio+0x28d/0x580 [ 77.493277][ T5986] submit_bio_noacct_nocheck+0x2f4/0xa70 [ 77.499428][ T5986] block_read_full_folio+0x599/0x830 [ 77.505221][ T5986] filemap_read_folio+0x137/0x3b0 [ 77.510748][ T5986] do_read_cache_folio+0x358/0x590 [ 77.516365][ T5986] read_part_sector+0xb6/0x2b0 [ 77.521628][ T5986] adfspart_check_ICS+0xa5/0xa40 [ 77.527062][ T5986] bdev_disk_changed+0x7ba/0x1550 [ 77.532585][ T5986] blkdev_get_whole+0x380/0x510 [ 77.537931][ T5986] bdev_open+0x31e/0xd30 [ 77.542669][ T5986] blkdev_open+0x470/0x610 [ 77.547580][ T5986] do_dentry_open+0x785/0x14e0 [ 77.552841][ T5986] vfs_open+0x3b/0x340 [ 77.557408][ T5986] path_openat+0x2e08/0x3860 [ 77.562492][ T5986] do_file_open+0x23e/0x4a0 [ 77.567490][ T5986] do_sys_openat2+0x113/0x200 [ 77.572673][ T5986] __x64_sys_openat+0x138/0x170 [ 77.578050][ T5986] do_syscall_64+0x14d/0xf80 [ 77.583166][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.589559][ T5986] [ 77.589559][ T5986] -> #2 (&cmd->lock){+.+.}-{4:4}: [ 77.596747][ T5986] __mutex_lock+0x19f/0x1300 [ 77.601837][ T5986] nbd_queue_rq+0xc6/0x1100 [ 77.606840][ T5986] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 77.612885][ T5986] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 77.619713][ T5986] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 77.626190][ T5986] blk_mq_run_hw_queue+0x348/0x4f0 [ 77.631799][ T5986] blk_mq_dispatch_list+0xd16/0xe10 [ 77.637512][ T5986] blk_mq_flush_plug_list+0x48d/0x570 [ 77.643387][ T5986] __blk_flush_plug+0x3ed/0x4d0 [ 77.648734][ T5986] __submit_bio+0x28d/0x580 [ 77.653740][ T5986] submit_bio_noacct_nocheck+0x2f4/0xa70 [ 77.659892][ T5986] block_read_full_folio+0x599/0x830 [ 77.665685][ T5986] filemap_read_folio+0x137/0x3b0 [ 77.671214][ T5986] do_read_cache_folio+0x358/0x590 [ 77.676827][ T5986] read_part_sector+0xb6/0x2b0 [ 77.682089][ T5986] adfspart_check_ICS+0xa5/0xa40 [ 77.687524][ T5986] bdev_disk_changed+0x7ba/0x1550 [ 77.693045][ T5986] blkdev_get_whole+0x380/0x510 [ 77.698396][ T5986] bdev_open+0x31e/0xd30 [ 77.703132][ T5986] blkdev_open+0x470/0x610 [ 77.708046][ T5986] do_dentry_open+0x785/0x14e0 [ 77.713313][ T5986] vfs_open+0x3b/0x340 [ 77.717889][ T5986] path_openat+0x2e08/0x3860 [ 77.722974][ T5986] do_file_open+0x23e/0x4a0 [ 77.727973][ T5986] do_sys_openat2+0x113/0x200 [ 77.733157][ T5986] __x64_sys_openat+0x138/0x170 [ 77.738528][ T5986] do_syscall_64+0x14d/0xf80 [ 77.743619][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.750011][ T5986] [ 77.750011][ T5986] -> #1 (set->srcu){.+.+}-{0:0}: [ 77.757106][ T5986] __synchronize_srcu+0xca/0x3e0 [ 77.762551][ T5986] elevator_switch+0x1e8/0x7a0 [ 77.767829][ T5986] elevator_change+0x2cc/0x450 [ 77.773089][ T5986] elevator_set_default+0x36c/0x430 [ 77.778790][ T5986] blk_register_queue+0x366/0x430 [ 77.784312][ T5986] __add_disk+0x677/0xd50 [ 77.789141][ T5986] add_disk_fwnode+0xfb/0x480 [ 77.794315][ T5986] nbd_dev_add+0x72c/0xb50 [ 77.799225][ T5986] nbd_init+0x168/0x1f0 [ 77.803884][ T5986] do_one_initcall+0x250/0x8d0 [ 77.809153][ T5986] do_initcall_level+0x104/0x190 [ 77.814590][ T5986] do_initcalls+0x59/0xa0 [ 77.819425][ T5986] kernel_init_freeable+0x2a6/0x3e0 [ 77.825130][ T5986] kernel_init+0x1d/0x1d0 [ 77.829960][ T5986] ret_from_fork+0x51e/0xb90 [ 77.835047][ T5986] ret_from_fork_asm+0x1a/0x30 [ 77.840311][ T5986] [ 77.840311][ T5986] -> #0 (&q->elevator_lock){+.+.}-{4:4}: [ 77.848101][ T5986] __lock_acquire+0x15a5/0x2cf0 [ 77.853459][ T5986] lock_acquire+0xf0/0x2e0 [ 77.858384][ T5986] __mutex_lock+0x19f/0x1300 [ 77.863469][ T5986] elevator_change+0x1b3/0x450 [ 77.868734][ T5986] elevator_set_none+0xb5/0x140 [ 77.874085][ T5986] blk_mq_update_nr_hw_queues+0x5e7/0x1a60 [ 77.880416][ T5986] nbd_start_device+0x17f/0xb10 [ 77.885773][ T5986] nbd_genl_connect+0x165b/0x1cf0 [ 77.891296][ T5986] genl_family_rcv_msg_doit+0x22a/0x330 [ 77.897343][ T5986] genl_rcv_msg+0x61c/0x7a0 [ 77.902353][ T5986] netlink_rcv_skb+0x232/0x4b0 [ 77.907618][ T5986] genl_rcv+0x28/0x40 [ 77.912108][ T5986] netlink_unicast+0x80f/0x9b0 [ 77.917391][ T5986] netlink_sendmsg+0x813/0xb40 [ 77.922702][ T5986] ____sys_sendmsg+0x972/0x9f0 [ 77.927972][ T5986] ___sys_sendmsg+0x2a5/0x360 [ 77.933150][ T5986] __x64_sys_sendmsg+0x1bd/0x2a0 [ 77.938587][ T5986] do_syscall_64+0x14d/0xf80 [ 77.943686][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.950078][ T5986] [ 77.950078][ T5986] other info that might help us debug this: [ 77.950078][ T5986] [ 77.960288][ T5986] Chain exists of: [ 77.960288][ T5986] &q->elevator_lock --> fs_reclaim --> &q->q_usage_counter(io)#50 [ 77.960288][ T5986] [ 77.973996][ T5986] Possible unsafe locking scenario: [ 77.973996][ T5986] [ 77.981423][ T5986] CPU0 CPU1 [ 77.986788][ T5986] ---- ---- [ 77.992162][ T5986] lock(&q->q_usage_counter(io)#50); [ 77.997525][ T5986] lock(fs_reclaim); [ 78.004043][ T5986] lock(&q->q_usage_counter(io)#50); [ 78.011925][ T5986] lock(&q->elevator_lock); [ 78.016505][ T5986] [ 78.016505][ T5986] *** DEADLOCK *** [ 78.016505][ T5986] [ 78.024628][ T5986] 6 locks held by syz.0.18/5986: [ 78.029543][ T5986] #0: ffffffff8fc36110 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 78.037705][ T5986] #1: ffffffff8fc35f48 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x10b/0x7a0 [ 78.046645][ T5986] #2: ffff88802618f9d0 (&set->update_nr_hwq_lock){++++}-{4:4}, at: blk_mq_update_nr_hw_queues+0xad/0x1a60 [ 78.058023][ T5986] #3: ffff88802618f8d8 (&set->tag_list_lock){+.+.}-{4:4}, at: blk_mq_update_nr_hw_queues+0xc0/0x1a60 [ 78.068974][ T5986] #4: ffff88802622b990 (&q->q_usage_counter(io)#50){++++}-{0:0}, at: elevator_change+0x198/0x450 [ 78.079579][ T5986] #5: ffff88802622b9c8 (&q->q_usage_counter(queue)#34){+.+.}-{0:0}, at: elevator_change+0x198/0x450 [ 78.090438][ T5986] [ 78.090438][ T5986] stack backtrace: [ 78.096326][ T5986] CPU: 0 UID: 0 PID: 5986 Comm: syz.0.18 Not tainted syzkaller #0 PREEMPT(full) [ 78.096339][ T5986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 78.096352][ T5986] Call Trace: [ 78.096356][ T5986] [ 78.096362][ T5986] dump_stack_lvl+0xe8/0x150 [ 78.096378][ T5986] print_circular_bug+0x2e1/0x300 [ 78.096394][ T5986] check_noncircular+0x12e/0x150 [ 78.096410][ T5986] __lock_acquire+0x15a5/0x2cf0 [ 78.096426][ T5986] lock_acquire+0xf0/0x2e0 [ 78.096437][ T5986] ? elevator_change+0x1b3/0x450 [ 78.096450][ T5986] __mutex_lock+0x19f/0x1300 [ 78.096460][ T5986] ? elevator_change+0x1b3/0x450 [ 78.096471][ T5986] ? rcu_is_watching+0x15/0xb0 [ 78.096485][ T5986] ? elevator_change+0x1b3/0x450 [ 78.096496][ T5986] ? __pfx___mutex_lock+0x10/0x10 [ 78.096506][ T5986] ? enable_work+0x17f/0x230 [ 78.096520][ T5986] ? lockdep_hardirqs_on+0x7a/0x110 [ 78.096531][ T5986] ? __cancel_work_sync+0xf7/0x110 [ 78.096550][ T5986] ? blk_mq_cancel_work_sync+0xa5/0xe0 [ 78.096563][ T5986] elevator_change+0x1b3/0x450 [ 78.096575][ T5986] elevator_set_none+0xb5/0x140 [ 78.096585][ T5986] ? __pfx_elevator_set_none+0x10/0x10 [ 78.096596][ T5986] ? xa_load+0x1db/0x210 [ 78.096608][ T5986] blk_mq_update_nr_hw_queues+0x5e7/0x1a60 [ 78.096624][ T5986] ? kernfs_add_one+0x477/0x5c0 [ 78.096639][ T5986] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10 [ 78.096653][ T5986] ? sysfs_add_file_mode_ns+0x259/0x300 [ 78.096666][ T5986] nbd_start_device+0x17f/0xb10 [ 78.096678][ T5986] ? device_create_file+0xf4/0x1b0 [ 78.096689][ T5986] nbd_genl_connect+0x165b/0x1cf0 [ 78.096699][ T5986] ? __pfx___nla_validate_parse+0x10/0x10 [ 78.096710][ T5986] ? __pfx_nbd_genl_connect+0x10/0x10 [ 78.096720][ T5986] ? rcu_is_watching+0x15/0xb0 [ 78.096736][ T5986] ? trace_kmalloc+0x2a/0x110 [ 78.096747][ T5986] ? __nla_parse+0x40/0x60 [ 78.096756][ T5986] ? genl_family_rcv_msg_attrs_parse+0x20b/0x2f0 [ 78.096768][ T5986] ? genl_family_rcv_msg_attrs_parse+0x265/0x2f0 [ 78.096781][ T5986] genl_family_rcv_msg_doit+0x22a/0x330 [ 78.096794][ T5986] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10 [ 78.096808][ T5986] ? __lock_acquire+0x6b5/0x2cf0 [ 78.096821][ T5986] genl_rcv_msg+0x61c/0x7a0 [ 78.096833][ T5986] ? __pfx_genl_rcv_msg+0x10/0x10 [ 78.096843][ T5986] ? __pfx_nbd_genl_connect+0x10/0x10 [ 78.096852][ T5986] ? __lock_acquire+0x6b5/0x2cf0 [ 78.096866][ T5986] netlink_rcv_skb+0x232/0x4b0 [ 78.096880][ T5986] ? __pfx_genl_rcv_msg+0x10/0x10 [ 78.096891][ T5986] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 78.096908][ T5986] ? down_read+0x272/0x2e0 [ 78.096918][ T5986] ? genl_rcv+0xd/0x40 [ 78.096928][ T5986] genl_rcv+0x28/0x40 [ 78.096938][ T5986] netlink_unicast+0x80f/0x9b0 [ 78.096952][ T5986] ? __pfx_netlink_unicast+0x10/0x10 [ 78.096965][ T5986] ? netlink_sendmsg+0x650/0xb40 [ 78.096973][ T5986] ? skb_put+0x11b/0x210 [ 78.096983][ T5986] netlink_sendmsg+0x813/0xb40 [ 78.096993][ T5986] ? __pfx_netlink_sendmsg+0x10/0x10 [ 78.097002][ T5986] ? aa_sock_msg_perm+0xf1/0x1b0 [ 78.097017][ T5986] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 78.097028][ T5986] ____sys_sendmsg+0x972/0x9f0 [ 78.097040][ T5986] ? __pfx_____sys_sendmsg+0x10/0x10 [ 78.097056][ T5986] ? import_iovec+0x73/0xa0 [ 78.097067][ T5986] ___sys_sendmsg+0x2a5/0x360 [ 78.097078][ T5986] ? __pfx____sys_sendmsg+0x10/0x10 [ 78.097089][ T5986] ? futex_hash_put+0x4b/0x60 [ 78.097099][ T5986] ? futex_wake+0x4ac/0x580 [ 78.097119][ T5986] __x64_sys_sendmsg+0x1bd/0x2a0 [ 78.097130][ T5986] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 78.097145][ T5986] do_syscall_64+0x14d/0xf80 [ 78.097155][ T5986] ? trace_irq_disable+0x3b/0x150 [ 78.097169][ T5986] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.097178][ T5986] ? clear_bhb_loop+0x40/0x90 [ 78.097189][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.097198][ T5986] RIP: 0033:0x7f092ff9c799 [ 78.097211][ T5986] 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 [ 78.097219][ T5986] RSP: 002b:00007ffcb87214e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.097230][ T5986] RAX: ffffffffffffffda RBX: 00007f0930215fa0 RCX: 00007f092ff9c799 [ 78.097237][ T5986] RDX: 0000000020000000 RSI: 0000200000001ac0 RDI: 0000000000000007 [ 78.097243][ T5986] RBP: 00007f0930032c99 R08: 0000000000000000 R09: 0000000000000000 [ 78.097249][ T5986] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.097255][ T5986] R13: 00007f0930215fac R14: 00007f0930215fa0 R15: 00007f0930215fa0 [ 78.097264][ T5986] [ 78.537349][ T5919] Bluetooth: hci0: command tx timeout [ 78.682096][ T5986] nbd1: detected capacity change from 0 to 63 [ 78.688672][ T5145] block nbd1: Receive control failed (result -32) [ 78.688891][ T51] block nbd0: Receive control failed (result -104) [ 78.695204][ T5984] block nbd1: Receive control failed (result -32) [ 78.708357][ T5985] block nbd1: Receive control failed (result -32) [ 78.711057][ T5944] block nbd1: Send control failed (result -32) [ 78.720937][ T5919] block nbd1: Receive control failed (result -32) 2026/03/20 15:14:30 executed programs: 4 [ 78.735318][ T5944] block nbd1: Request send failed, requeueing [ 78.742368][ T2491] block nbd1: Dead connection, failed to find a fallback [ 78.743900][ T5988] block nbd0: reconnected socket [ 78.749444][ T2491] block nbd1: shutting down sockets [ 78.759601][ T2491] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.769931][ T2491] Buffer I/O error on dev nbd1, logical block 0, async page read [ 78.778089][ T5944] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.787647][ T5944] Buffer I/O error on dev nbd1, logical block 1, async page read [ 78.795822][ T5944] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.805611][ T5944] Buffer I/O error on dev nbd1, logical block 2, async page read [ 78.813482][ T5944] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.823017][ T5944] Buffer I/O error on dev nbd1, logical block 3, async page read [ 78.830773][ T5944] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.840812][ T5944] Buffer I/O error on dev nbd1, logical block 0, async page read [ 78.848606][ T5944] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.858131][ T5944] Buffer I/O error on dev nbd1, logical block 1, async page read [ 78.865950][ T5944] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.875542][ T5944] Buffer I/O error on dev nbd1, logical block 2, async page read [ 78.883358][ T5944] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.892926][ T5944] Buffer I/O error on dev nbd1, logical block 3, async page read [ 78.900689][ T5944] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 78.910175][ T5944] Buffer I/O error on dev nbd1, logical block 0, async page read [ 78.918285][ T5944] ldm_validate_partition_table(): Disk read failed. [ 78.925164][ T5944] Dev nbd1: unable to read RDB block 0 [ 78.930860][ T5944] nbd1: unable to read partition table [ 78.945164][ T5944] ldm_validate_partition_table(): Disk read failed. [ 78.951944][ T5944] Dev nbd1: unable to read RDB block 0 [ 78.957838][ T5944] nbd1: unable to read partition table [ 79.042601][ T5988] nbd2: detected capacity change from 0 to 63 [ 79.048959][ T5145] block nbd2: Receive control failed (result -32) [ 79.055803][ T5984] block nbd2: Receive control failed (result -104) [ 79.055965][ T5919] block nbd2: Receive control failed (result -32) [ 79.062416][ T51] block nbd2: Receive control failed (result -32) [ 79.075296][ T5985] block nbd0: Receive control failed (result -32) [ 79.092894][ T5989] block nbd0: reconnected socket [ 79.372131][ T5989] nbd3: detected capacity change from 0 to 63 [ 79.378466][ T5145] block nbd3: Receive control failed (result -32) [ 79.379438][ T5984] block nbd3: Receive control failed (result -104) [ 79.384984][ T5919] block nbd3: Receive control failed (result -32) [ 79.391513][ T5985] block nbd3: Receive control failed (result -32) [ 79.404281][ T51] block nbd0: Receive control failed (result -32) [ 79.421516][ T5990] block nbd0: reconnected socket [ 79.712182][ T5990] nbd4: detected capacity change from 0 to 63 [ 79.718572][ T5145] block nbd4: Receive control failed (result -32) [ 79.725325][ T5919] block nbd4: Receive control failed (result -104) [ 79.725332][ T5984] block nbd4: Receive control failed (result -32) [ 79.725700][ T5985] block nbd0: Receive control failed (result -32) [ 79.731912][ T51] block nbd4: Receive control failed (result -32) [ 79.764403][ T5991] block nbd0: reconnected socket [ 80.072132][ T5991] nbd5: detected capacity change from 0 to 63 [ 80.078509][ T5145] block nbd5: Receive control failed (result -32) [ 80.082226][ T5985] block nbd5: Receive control failed (result -104) [ 80.091500][ T5984] block nbd5: Receive control failed (result -32) [ 80.098029][ T51] block nbd0: Receive control failed (result -32) [ 80.104475][ T5919] block nbd5: Receive control failed (result -32) [ 80.131891][ T5992] block nbd0: reconnected socket [ 80.402085][ T5992] nbd6: detected capacity change from 0 to 63 [ 80.408457][ T5145] block nbd6: Receive control failed (result -32) [ 80.408780][ T51] block nbd0: Receive control failed (result -32) [ 80.414952][ T5919] block nbd6: Receive control failed (result -32) [ 80.415022][ T5985] block nbd6: Receive control failed (result -32) [ 80.434255][ T5984] block nbd6: Receive control failed (result -32) [ 80.440726][ T5994] block nbd0: reconnected socket [ 80.452567][ T5993] block nbd6: Dead connection, failed to find a fallback [ 80.459796][ T5993] block nbd6: shutting down sockets [ 80.465835][ T5993] ldm_validate_partition_table(): Disk read failed. [ 80.474955][ T5993] Dev nbd6: unable to read RDB block 0 [ 80.480962][ T5993] nbd6: unable to read partition table [ 80.488708][ T5993] ldm_validate_partition_table(): Disk read failed. [ 80.496024][ T5993] Dev nbd6: unable to read RDB block 0 [ 80.501814][ T5993] nbd6: unable to read partition table [ 80.612208][ T5985] Bluetooth: hci0: command tx timeout [ 80.732153][ T5994] nbd7: detected capacity change from 0 to 63 [ 80.738498][ T5919] block nbd7: Receive control failed (result -32) [ 80.739073][ T51] block nbd0: Receive control failed (result -32) [ 80.744987][ T5145] block nbd7: Receive control failed (result -32) [ 80.745055][ T5984] block nbd7: Receive control failed (result -32) [ 80.764434][ T5985] block nbd7: Receive control failed (result -32) [ 80.771437][ T5995] block nbd7: Dead connection, failed to find a fallback [ 80.779204][ T5995] block nbd7: shutting down sockets [ 80.784249][ T5996] block nbd0: reconnected socket [ 80.790017][ T5995] ldm_validate_partition_table(): Disk read failed. [ 80.796907][ T5995] Dev nbd7: unable to read RDB block 0 [ 80.802796][ T5995] nbd7: unable to read partition table [ 80.810705][ T5995] ldm_validate_partition_table(): Disk read failed. [ 80.817627][ T5995] Dev nbd7: unable to read RDB block 0 [ 80.824299][ T5995] nbd7: unable to read partition table [ 81.062174][ T5996] nbd8: detected capacity change from 0 to 63 [ 81.068738][ T5145] block nbd8: Receive control failed (result -32) [ 81.075302][ T5984] block nbd0: Receive control failed (result -32) [ 81.081735][ T51] block nbd8: Receive control failed (result -104) [ 81.081764][ T5919] block nbd8: Receive control failed (result -32) [ 81.088300][ T5985] block nbd8: Receive control failed (result -32) [ 81.108231][ T5997] block nbd0: reconnected socket [ 81.402103][ T5997] nbd9: detected capacity change from 0 to 63 [ 81.408436][ T5985] block nbd9: Receive control failed (result -32) [ 81.408525][ T5984] block nbd9: Receive control failed (result -32) [ 81.415151][ T51] block nbd9: Receive control failed (result -32) [ 81.415243][ T5919] block nbd9: Receive control failed (result -32) [ 81.416106][ T5993] block nbd9: Send control failed (result -32) [ 81.432405][ T5145] block nbd0: Receive control failed (result -32) [ 81.448367][ T5993] block nbd9: Request send failed, requeueing [ 81.461429][ T2491] block nbd9: Dead connection, failed to find a fallback [ 81.471496][ T2491] block nbd9: shutting down sockets [ 81.477116][ T5999] block nbd0: reconnected socket [ 81.484159][ T5993] ldm_validate_partition_table(): Disk read failed. [ 81.490977][ T5993] Dev nbd9: unable to read RDB block 0 [ 81.493281][ T10] cfg80211: failed to load regulatory.db [ 81.498116][ T5993] nbd9: unable to read partition table [ 81.514798][ T5993] ldm_validate_partition_table(): Disk read failed. [ 81.521589][ T5993] Dev nbd9: unable to read RDB block 0 [ 81.527783][ T5993] nbd9: unable to read partition table [ 81.793335][ T5919] block nbd10: Receive control failed (result -32) [ 81.799924][ T51] block nbd10: Receive control failed (result -32) [ 81.802038][ T5985] block nbd10: Receive control failed (result -32) [ 81.811452][ T5145] block nbd10: Receive control failed (result -32) [ 81.813299][ T5984] block nbd0: Receive control failed (result -32) [ 81.822802][ T5993] block nbd10: Send control failed (result -32) [ 81.837264][ T5993] block nbd10: Request send failed, requeueing [ 81.842383][ T6000] block nbd0: reconnected socket [ 81.844157][ T2491] block nbd10: Dead connection, failed to find a fallback [ 81.850065][ T5993] block nbd10: Dead connection, failed to find a fallback [ 81.864679][ T2491] block nbd10: shutting down sockets [ 81.870385][ T5993] ldm_validate_partition_table(): Disk read failed. [ 81.877417][ T5993] Dev nbd10: unable to read RDB block 0 [ 81.883889][ T5993] nbd10: unable to read partition table [ 81.891632][ T5993] ldm_validate_partition_table(): Disk read failed. [ 81.898470][ T5993] blk_print_req_error: 679 callbacks suppressed [ 81.898484][ T5993] I/O error, dev nbd10, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 81.914517][ T5993] buffer_io_error: 679 callbacks suppressed [ 81.914532][ T5993] Buffer I/O error on dev nbd10, logical block 0, async page read [ 81.928328][ T5993] I/O error, dev nbd10, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 81.938082][ T5993] Buffer I/O error on dev nbd10, logical block 1, async page read [ 81.946006][ T5993] I/O error, dev nbd10, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 81.955578][ T5993] Buffer I/O error on dev nbd10, logical block 2, async page read [ 81.963442][ T5993] I/O error, dev nbd10, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 81.973107][ T5993] Buffer I/O error on dev nbd10, logical block 3, async page read [ 81.980983][ T5993] I/O error, dev nbd10, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 81.990568][ T5993] Buffer I/O error on dev nbd10, logical block 0, async page read [ 81.998430][ T5993] I/O error, dev nbd10, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 82.008024][ T5993] Buffer I/O error on dev nbd10, logical block 1, async page read [ 82.015885][ T5993] I/O error, dev nbd10, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 82.025459][ T5993] Buffer I/O error on dev nbd10, logical block 2, async page read [ 82.033314][ T5993] I/O error, dev nbd10, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 82.042884][ T5993] Buffer I/O error on dev nbd10, logical block 3, async page read [ 82.050722][ T5993] I/O error, dev nbd10, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 82.060293][ T5993] Buffer I/O error on dev nbd10, logical block 0, async page read [ 82.068224][ T5993] I/O error, dev nbd10, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 82.077793][ T5993] Buffer I/O error on dev nbd10, logical block 1, async page read [ 82.085786][ T5993] Dev nbd10: unable to read RDB block 0 [ 82.091610][ T5993] nbd10: unable to read partition table [ 82.272168][ T6000] set_capacity_and_notify: 1 callbacks suppressed [ 82.272186][ T6000] nbd11: detected capacity change from 0 to 63 [ 82.285478][ T5919] block nbd11: Receive control failed (result -32) [ 82.285764][ T5984] block nbd0: Receive control failed (result -32) [ 82.292060][ T5145] block nbd11: Receive control failed (result -32) [ 82.298494][ T5985] block nbd11: Receive control failed (result -32) [ 82.304939][ T51] block nbd11: Receive control failed (result -32) [ 82.318239][ T5993] block nbd11: Dead connection, failed to find a fallback [ 82.325431][ T5993] block nbd11: shutting down sockets [ 82.331332][ T5993] ldm_validate_partition_table(): Disk read failed. [ 82.338349][ T5993] Dev nbd11: unable to read RDB block 0 [ 82.344358][ T5993] nbd11: unable to read partition table [ 82.352105][ T5993] ldm_validate_partition_table(): Disk read failed. [ 82.359004][ T5993] Dev nbd11: unable to read RDB block 0 [ 82.365010][ T5993] nbd11: unable to read partition table [ 82.366347][ T6001] block nbd0: reconnected socket [ 82.692261][ T6001] nbd12: detected capacity change from 0 to 63 [ 82.692811][ T5987] Bluetooth: hci0: command tx timeout [ 82.698835][ T5984] block nbd12: Receive control failed (result -32) [ 82.710814][ T5919] block nbd12: Receive control failed (result -32) [ 82.710814][ T5985] block nbd12: Receive control failed (result -32) [ 82.710921][ T5145] block nbd12: Receive control failed (result -32) [ 82.730393][ T51] block nbd0: Receive control failed (result -32) [ 82.737059][ T5993] block nbd12: Dead connection, failed to find a fallback [ 82.744308][ T5993] block nbd12: shutting down sockets [ 82.750200][ T5993] ldm_validate_partition_table(): Disk read failed. [ 82.757188][ T5993] Dev nbd12: unable to read RDB block 0 [ 82.763242][ T5993] nbd12: unable to read partition table [ 82.771010][ T5993] ldm_validate_partition_table(): Disk read failed. [ 82.780891][ T6003] block nbd0: reconnected socket [ 82.786229][ T5993] Dev nbd12: unable to read RDB block 0 [ 82.792165][ T5993] nbd12: unable to read partition table [ 83.082161][ T6003] nbd13: detected capacity change from 0 to 63 [ 83.088960][ T5984] block nbd13: Receive control failed (result -32) [ 83.095875][ T5985] block nbd13: Receive control failed (result -104) [ 83.095964][ T5919] block nbd13: Receive control failed (result -32) [ 83.109042][ T5145] block nbd13: Receive control failed (result -32) [ 83.117599][ T51] block nbd0: Receive control failed (result -32) [ 83.131080][ T6004] block nbd0: reconnected socket [ 83.422155][ T6004] nbd14: detected capacity change from 0 to 63 [ 83.428648][ T5984] block nbd14: Receive control failed (result -32) [ 83.432225][ T5919] block nbd14: Receive control failed (result -104) [ 83.435352][ T5985] block nbd14: Receive control failed (result -32) [ 83.441797][ T5145] block nbd14: Receive control failed (result -32) [ 83.455398][ T51] block nbd0: Receive control failed (result -32) [ 83.476861][ T6005] block nbd0: reconnected socket [ 83.832154][ T6005] nbd15: detected capacity change from 0 to 63 [ 83.838691][ T5985] block nbd15: Receive control failed (result -32) [ 83.838830][ T5984] block nbd15: Receive control failed (result -32) [ 83.845326][ T5919] block nbd15: Receive control failed (result -32) [ 83.851776][ T5145] block nbd15: Receive control failed (result -32) [ 83.859187][ T51] block nbd0: Receive control failed (result -32) [ 83.865371][ T6006] block nbd15: Send control failed (result -32) [ 83.877846][ T6006] block nbd15: Request send failed, requeueing [ 83.884808][ T2491] block nbd15: Dead connection, failed to find a fallback [ 83.891945][ T2491] block nbd15: shutting down sockets [ 83.898388][ T6006] ldm_validate_partition_table(): Disk read failed. [ 83.905523][ T6006] Dev nbd15: unable to read RDB block 0 [ 83.911483][ T6006] nbd15: unable to read partition table [ 83.913449][ T6007] block nbd0: reconnected socket [ 83.923401][ T6006] ldm_validate_partition_table(): Disk read failed. 2026/03/20 15:14:35 executed programs: 18 [ 83.930214][ T6006] Dev nbd15: unable to read RDB block 0 [ 83.937766][ T6006] nbd15: unable to read partition table [ 84.262202][ T6007] nbd16: detected capacity change from 0 to 63 [ 84.269028][ T5985] block nbd16: Receive control failed (result -32) [ 84.272237][ T5984] block nbd16: Receive control failed (result -32) [ 84.275804][ T5919] block nbd16: Receive control failed (result -32) [ 84.282603][ T5145] block nbd0: Receive control failed (result -32) [ 84.288558][ T51] block nbd16: Receive control failed (result -32) [ 84.302323][ T6008] block nbd16: Dead connection, failed to find a fallback [ 84.311511][ T6008] block nbd16: shutting down sockets [ 84.317688][ T6008] ldm_validate_partition_table(): Disk read failed. [ 84.320569][ T6010] block nbd0: reconnected socket [ 84.324812][ T6008] Dev nbd16: unable to read RDB block 0 [ 84.335432][ T6008] nbd16: unable to read partition table [ 84.348551][ T6008] ldm_validate_partition_table(): Disk read failed. [ 84.357021][ T6008] Dev nbd16: unable to read RDB block 0 [ 84.363151][ T6008] nbd16: unable to read partition table [ 84.642204][ T6010] nbd17: detected capacity change from 0 to 63 [ 84.648672][ T5984] block nbd17: Receive control failed (result -32) [ 84.648759][ T5985] block nbd17: Receive control failed (result -32) [ 84.655233][ T5145] block nbd17: Receive control failed (result -32) [ 84.656011][ T6008] block nbd17: Send control failed (result -32) [ 84.662119][ T51] block nbd17: Receive control failed (result -32) [ 84.668695][ T6008] block nbd17: Request send failed, requeueing [ 84.675272][ T5919] block nbd0: Receive control failed (result -32) [ 84.681296][ T2491] block nbd17: Dead connection, failed to find a fallback [ 84.701597][ T2491] block nbd17: shutting down sockets [ 84.719616][ T6013] block nbd0: reconnected socket [ 84.721300][ T6008] ldm_validate_partition_table(): Disk read failed. [ 84.731581][ T6008] Dev nbd17: unable to read RDB block 0 [ 84.739524][ T6008] nbd17: unable to read partition table [ 84.748148][ T6008] ldm_validate_partition_table(): Disk read failed. [ 84.755913][ T6008] Dev nbd17: unable to read RDB block 0 [ 84.761790][ T6008] nbd17: unable to read partition table [ 84.992203][ T6013] nbd18: detected capacity change from 0 to 63 [ 84.998751][ T5985] block nbd18: Receive control failed (result -32) [ 84.999310][ T5145] block nbd18: Receive control failed (result -32) [ 85.005331][ T5984] block nbd18: Receive control failed (result -32) [ 85.013106][ T6008] block nbd18: Send control failed (result -32) [ 85.018337][ T5919] block nbd18: Receive control failed (result -32) [ 85.024677][ T6008] block nbd18: Request send failed, requeueing [ 85.037492][ T51] block nbd0: Receive control failed (result -32) [ 85.038028][ T2491] block nbd18: Dead connection, failed to find a fallback [ 85.052091][ T2491] block nbd18: shutting down sockets [ 85.064659][ T6008] ldm_validate_partition_table(): Disk read failed. [ 85.067500][ T6015] block nbd0: reconnected socket [ 85.071789][ T6008] Dev nbd18: unable to read RDB block 0 [ 85.082739][ T6008] nbd18: unable to read partition table [ 85.091637][ T6008] ldm_validate_partition_table(): Disk read failed. [ 85.099236][ T6008] Dev nbd18: unable to read RDB block 0 [ 85.105328][ T6008] nbd18: unable to read partition table [ 85.412178][ T6015] nbd19: detected capacity change from 0 to 63 [ 85.418636][ T5145] block nbd19: Receive control failed (result -32) [ 85.418737][ T5984] block nbd19: Receive control failed (result -32) [ 85.425202][ T51] block nbd19: Receive control failed (result -32) [ 85.431680][ T5985] block nbd19: Receive control failed (result -32) [ 85.444773][ T5919] block nbd0: Receive control failed (result -32) [ 85.451623][ T6008] block nbd19: Send control failed (result -32) [ 85.464693][ T6008] block nbd19: Request send failed, requeueing [ 85.471104][ T2491] block nbd19: Dead connection, failed to find a fallback [ 85.473787][ T6017] block nbd0: reconnected socket [ 85.478454][ T6008] block nbd19: Dead connection, failed to find a fallback [ 85.490748][ T2491] block nbd19: shutting down sockets [ 85.496737][ T6008] ldm_validate_partition_table(): Disk read failed. [ 85.503607][ T6008] Dev nbd19: unable to read RDB block 0 [ 85.509387][ T6008] nbd19: unable to read partition table [ 85.517199][ T6008] ldm_validate_partition_table(): Disk read failed. [ 85.525712][ T6008] Dev nbd19: unable to read RDB block 0 [ 85.531682][ T6008] nbd19: unable to read partition table [ 85.792088][ T6017] nbd20: detected capacity change from 0 to 63 [ 85.799062][ T5984] block nbd20: Receive control failed (result -32) [ 85.799367][ T51] block nbd0: Receive control failed (result -32) [ 85.805977][ T5145] block nbd20: Receive control failed (result -104) [ 85.812167][ T5919] block nbd20: Receive control failed (result -32) [ 85.818722][ T5985] block nbd20: Receive control failed (result -32) [ 85.844629][ T6019] block nbd0: reconnected socket [ 86.152419][ T51] block nbd21: Receive control failed (result -32) [ 86.152506][ T5984] block nbd21: Receive control failed (result -32) [ 86.158987][ T5145] block nbd21: Receive control failed (result -32) [ 86.165893][ T5985] block nbd0: Receive control failed (result -32) [ 86.171967][ T5919] block nbd21: Receive control failed (result -32) [ 86.186833][ T6012] block nbd21: Dead connection, failed to find a fallback [ 86.194035][ T6012] block nbd21: shutting down sockets [ 86.200078][ T6012] ldm_validate_partition_table(): Disk read failed. [ 86.207326][ T6012] Dev nbd21: unable to read RDB block 0 [ 86.213483][ T6012] nbd21: unable to read partition table [ 86.217286][ T6021] block nbd0: reconnected socket [ 86.225401][ T6012] ldm_validate_partition_table(): Disk read failed. [ 86.232437][ T6012] Dev nbd21: unable to read RDB block 0 [ 86.238394][ T6012] nbd21: unable to read partition table [ 86.522470][ T51] block nbd22: Receive control failed (result -32) [ 86.529070][ T5919] block nbd0: Receive control failed (result -32) [ 86.530058][ T5984] block nbd22: Receive control failed (result -32) [ 86.535560][ T5145] block nbd22: Receive control failed (result -32) [ 86.548668][ T5985] block nbd22: Receive control failed (result -32) [ 86.553051][ T6023] block nbd0: reconnected socket [ 86.561403][ T6012] block nbd22: Dead connection, failed to find a fallback [ 86.569481][ T6012] block nbd22: shutting down sockets [ 86.575569][ T6012] ldm_validate_partition_table(): Disk read failed. [ 86.582564][ T6012] Dev nbd22: unable to read RDB block 0 [ 86.589178][ T6012] nbd22: unable to read partition table [ 86.597716][ T6012] ldm_validate_partition_table(): Disk read failed. [ 86.604704][ T6012] Dev nbd22: unable to read RDB block 0 [ 86.610574][ T6012] nbd22: unable to read partition table [ 86.922530][ T5919] block nbd23: Receive control failed (result -32) [ 86.922732][ T5984] block nbd0: Receive control failed (result -32) [ 86.929098][ T5985] block nbd23: Receive control failed (result -32) [ 86.929955][ T6012] block nbd23: Send control failed (result -32) [ 86.935893][ T51] block nbd23: Receive control failed (result -32) [ 86.942772][ T6012] block nbd23: Request send failed, requeueing [ 86.948825][ T5145] block nbd23: Receive control failed (result -32) [ 86.955618][ T6012] block nbd23: Send control failed (result -32) [ 86.974299][ T6012] block nbd23: Request send failed, requeueing [ 86.981917][ T2491] block nbd23: shutting down sockets [ 86.981956][ T6012] blk_print_req_error: 1374 callbacks suppressed [ 86.981967][ T6012] I/O error, dev nbd23, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 86.987501][ T2491] I/O error, dev nbd23, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 86.993683][ T6012] buffer_io_error: 1374 callbacks suppressed [ 86.993695][ T6012] Buffer I/O error on dev nbd23, logical block 2, async page read [ 87.003308][ T2491] Buffer I/O error on dev nbd23, logical block 0, async page read [ 87.012846][ T6012] I/O error, dev nbd23, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 87.018976][ T2491] I/O error, dev nbd23, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 87.028510][ T6012] Buffer I/O error on dev nbd23, logical block 3, async page read [ 87.034725][ T2491] Buffer I/O error on dev nbd23, logical block 1, async page read [ 87.072169][ T6012] I/O error, dev nbd23, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 87.081751][ T6012] Buffer I/O error on dev nbd23, logical block 0, async page read [ 87.085819][ T6027] block nbd0: reconnected socket [ 87.090348][ T6012] I/O error, dev nbd23, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 87.105470][ T6012] Buffer I/O error on dev nbd23, logical block 1, async page read [ 87.113633][ T6012] I/O error, dev nbd23, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2