Warning: Permanently added '10.128.1.26' (ED25519) to the list of known hosts. 2026/05/13 21:09:53 parsed 1 programs [ 81.450823][ T5635] cgroup: Unknown subsys name 'net' [ 81.565553][ T5635] cgroup: Unknown subsys name 'cpuset' [ 81.574842][ T5635] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 83.129538][ T5635] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 85.950137][ T5650] 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. [ 86.260595][ T5663] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.269058][ T5663] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.279464][ T5663] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.289281][ T5663] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.297443][ T5663] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.615960][ T48] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.628977][ T48] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.663714][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.672363][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.559812][ T5699] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.567692][ T5699] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.575061][ T5699] bridge_slave_0: entered allmulticast mode [ 88.582326][ T5699] bridge_slave_0: entered promiscuous mode [ 88.591382][ T5699] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.599002][ T5699] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.606282][ T5699] bridge_slave_1: entered allmulticast mode [ 88.613326][ T5699] bridge_slave_1: entered promiscuous mode [ 88.639617][ T5699] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.651149][ T5699] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.681431][ T5699] team0: Port device team_slave_0 added [ 88.689107][ T5699] team0: Port device team_slave_1 added [ 88.713923][ T5699] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.720880][ T5699] 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. [ 88.746818][ T5699] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.759010][ T5699] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.766030][ T5699] 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. [ 88.791935][ T5699] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.830948][ T5699] hsr_slave_0: entered promiscuous mode [ 88.837728][ T5699] hsr_slave_1: entered promiscuous mode [ 88.979228][ T5699] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 88.991144][ T5699] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 88.999496][ T5699] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.010378][ T5699] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 89.018743][ T5699] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.028095][ T5699] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 89.036132][ T5699] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.047994][ T5699] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 89.077328][ T5699] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.084747][ T5699] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.092460][ T5699] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.099560][ T5699] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.159742][ T5699] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.178718][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.187179][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.203248][ T5699] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.215811][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.223004][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.236610][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.243782][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.576984][ T5699] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.618921][ T5699] veth0_vlan: entered promiscuous mode [ 89.630374][ T5699] veth1_vlan: entered promiscuous mode [ 89.659523][ T5699] veth0_macvtap: entered promiscuous mode [ 89.669463][ T5699] veth1_macvtap: entered promiscuous mode [ 89.687926][ T5699] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.702132][ T5699] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.718509][ T48] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.728021][ T48] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.738070][ T48] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.750418][ T48] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.871176][ T48] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.958756][ T48] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.057756][ T48] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.140201][ T48] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/13 21:10:06 executed programs: 0 [ 91.315567][ T5663] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 91.324293][ T5663] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 91.334546][ T5663] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 91.343265][ T5663] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 91.350832][ T5663] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 91.648263][ T24] cfg80211: failed to load regulatory.db [ 91.791214][ T5763] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.798857][ T5763] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.806247][ T5763] bridge_slave_0: entered allmulticast mode [ 91.813468][ T5763] bridge_slave_0: entered promiscuous mode [ 91.821155][ T5763] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.828432][ T5763] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.835636][ T5763] bridge_slave_1: entered allmulticast mode [ 91.842892][ T5763] bridge_slave_1: entered promiscuous mode [ 91.869590][ T5763] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.881725][ T5763] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 91.909206][ T5763] team0: Port device team_slave_0 added [ 91.916762][ T5763] team0: Port device team_slave_1 added [ 91.942914][ T5763] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.949874][ T5763] 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. [ 91.976190][ T5763] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.987999][ T5763] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.995492][ T5763] 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. [ 92.021447][ T5763] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.063101][ T5763] hsr_slave_0: entered promiscuous mode [ 92.069342][ T5763] hsr_slave_1: entered promiscuous mode [ 92.075931][ T5763] debugfs: 'hsr0' already exists in 'hsr' [ 92.081732][ T5763] Cannot create hsr debugfs directory [ 92.828011][ T48] bridge_slave_1: left allmulticast mode [ 92.834466][ T48] bridge_slave_1: left promiscuous mode [ 92.841891][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.857595][ T48] bridge_slave_0: left allmulticast mode [ 92.863413][ T48] bridge_slave_0: left promiscuous mode [ 92.869310][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.089203][ T48] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 93.101759][ T48] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 93.117196][ T48] bond0 (unregistering): Released all slaves [ 93.209928][ T48] hsr_slave_0: left promiscuous mode [ 93.216454][ T48] hsr_slave_1: left promiscuous mode [ 93.230314][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 93.238186][ T48] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 93.246761][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 93.254900][ T48] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 93.270902][ T48] veth1_macvtap: left promiscuous mode [ 93.276883][ T48] veth0_macvtap: left promiscuous mode [ 93.282870][ T48] veth1_vlan: left promiscuous mode [ 93.288192][ T48] veth0_vlan: left promiscuous mode [ 93.392563][ T50] Bluetooth: hci0: command tx timeout [ 93.499030][ T48] team0 (unregistering): Port device team_slave_1 removed [ 93.514199][ T48] team0 (unregistering): Port device team_slave_0 removed [ 93.612419][ T5287] 8021q: adding VLAN 0 to HW filter on device eth1 [ 93.921569][ T5763] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.933405][ T5763] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 93.947675][ T5763] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.958947][ T5763] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 93.970319][ T5763] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.981470][ T5763] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 93.993041][ T5763] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.007677][ T5763] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 94.461713][ T5763] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.538508][ T5763] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.617667][ T1010] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.624873][ T1010] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.643472][ T1010] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.650679][ T1010] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.311727][ T5763] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.376049][ T5763] veth0_vlan: entered promiscuous mode [ 95.393062][ T5763] veth1_vlan: entered promiscuous mode [ 95.431257][ T5763] veth0_macvtap: entered promiscuous mode [ 95.442549][ T5763] veth1_macvtap: entered promiscuous mode [ 95.464492][ T5763] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.472208][ T50] Bluetooth: hci0: command tx timeout [ 95.487838][ T5763] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.506888][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.534159][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.554538][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.576569][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.626941][ T1010] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.645880][ T1010] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.679708][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.688419][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.843146][ T5851] block nbd0: server does not support multiple connections per device. [ 95.855472][ T5851] block nbd0: shutting down sockets [ 96.052417][ T5851] nbd1: detected capacity change from 0 to 63 [ 96.061407][ T5780] [ 96.063804][ T5780] ====================================================== [ 96.070835][ T5780] WARNING: possible circular locking dependency detected [ 96.077884][ T5780] syzkaller #0 Not tainted [ 96.082302][ T5780] ------------------------------------------------------ [ 96.089330][ T5780] udevd/5780 is trying to acquire lock: [ 96.094885][ T5780] ffff88807559d668 (&nsock->tx_lock){+.+.}-{4:4}, at: nbd_queue_rq+0x37b/0x1100 [ 96.103966][ T5780] [ 96.103966][ T5780] but task is already holding lock: [ 96.111402][ T5780] ffff8880724751f8 (&cmd->lock){+.+.}-{4:4}, at: nbd_queue_rq+0xc6/0x1100 [ 96.119952][ T5780] [ 96.119952][ T5780] which lock already depends on the new lock. [ 96.119952][ T5780] [ 96.130364][ T5780] [ 96.130364][ T5780] the existing dependency chain (in reverse order) is: [ 96.139381][ T5780] [ 96.139381][ T5780] -> #6 (&cmd->lock){+.+.}-{4:4}: [ 96.146608][ T5780] __mutex_lock+0x1a3/0x1550 [ 96.151740][ T5780] nbd_queue_rq+0xc6/0x1100 [ 96.156776][ T5780] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 96.162865][ T5780] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 96.169735][ T5780] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 96.176268][ T5780] blk_mq_run_hw_queue+0x348/0x4f0 [ 96.181935][ T5780] blk_mq_dispatch_list+0xd16/0xe10 [ 96.187683][ T5780] blk_mq_flush_plug_list+0x48d/0x570 [ 96.193591][ T5780] __blk_flush_plug+0x3ed/0x4d0 [ 96.198980][ T5780] __submit_bio+0x28d/0x580 [ 96.204006][ T5780] submit_bio_noacct_nocheck+0x2f4/0xa40 [ 96.210177][ T5780] block_read_full_folio+0x599/0x830 [ 96.216020][ T5780] filemap_read_folio+0x137/0x3b0 [ 96.221599][ T5780] do_read_cache_folio+0x358/0x590 [ 96.227254][ T5780] read_part_sector+0xb6/0x2b0 [ 96.232564][ T5780] adfspart_check_ICS+0xb1/0x960 [ 96.238046][ T5780] bdev_disk_changed+0x817/0x1770 [ 96.243608][ T5780] blkdev_get_whole+0x380/0x510 [ 96.249001][ T5780] bdev_open+0x31e/0xd30 [ 96.253789][ T5780] blkdev_open+0x470/0x610 [ 96.258739][ T5780] do_dentry_open+0x785/0x14e0 [ 96.264033][ T5780] vfs_open+0x3b/0x340 [ 96.268645][ T5780] path_openat+0x2e08/0x3860 [ 96.273778][ T5780] do_file_open+0x23e/0x4a0 [ 96.278829][ T5780] do_sys_openat2+0x113/0x200 [ 96.284043][ T5780] __x64_sys_openat+0x138/0x170 [ 96.289431][ T5780] do_syscall_64+0x15f/0xf80 [ 96.294555][ T5780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.300988][ T5780] [ 96.300988][ T5780] -> #5 (set->srcu){.+.+}-{0:0}: [ 96.308126][ T5780] __synchronize_srcu+0xca/0x300 [ 96.313601][ T5780] elevator_switch+0x1e8/0x7a0 [ 96.318911][ T5780] elevator_change+0x2cc/0x450 [ 96.324222][ T5780] elevator_set_default+0x36c/0x430 [ 96.329968][ T5780] blk_register_queue+0x3e9/0x4e0 [ 96.335532][ T5780] __add_disk+0x677/0xd50 [ 96.340400][ T5780] add_disk_fwnode+0xfb/0x480 [ 96.345608][ T5780] nbd_dev_add+0x72c/0xb50 [ 96.350553][ T5780] nbd_init+0x168/0x1f0 [ 96.355235][ T5780] do_one_initcall+0x250/0x870 [ 96.360554][ T5780] do_initcall_level+0x104/0x190 [ 96.366037][ T5780] do_initcalls+0x59/0xa0 [ 96.370904][ T5780] kernel_init_freeable+0x2a6/0x3e0 [ 96.376645][ T5780] kernel_init+0x1d/0x1d0 [ 96.381501][ T5780] ret_from_fork+0x514/0xb70 [ 96.386619][ T5780] ret_from_fork_asm+0x1a/0x30 [ 96.391913][ T5780] [ 96.391913][ T5780] -> #4 (&q->elevator_lock){+.+.}-{4:4}: [ 96.399742][ T5780] __mutex_lock+0x1a3/0x1550 [ 96.404859][ T5780] elevator_change+0x1b3/0x450 [ 96.410162][ T5780] elevator_set_none+0xb5/0x140 [ 96.415555][ T5780] blk_mq_update_nr_hw_queues+0x5e7/0x1a60 [ 96.421890][ T5780] nbd_start_device+0x17f/0xb10 [ 96.427281][ T5780] nbd_genl_connect+0x165b/0x1cf0 [ 96.432837][ T5780] genl_family_rcv_msg_doit+0x22a/0x330 [ 96.438921][ T5780] genl_rcv_msg+0x61c/0x7a0 [ 96.443969][ T5780] netlink_rcv_skb+0x232/0x4b0 [ 96.449274][ T5780] genl_rcv+0x28/0x40 [ 96.453787][ T5780] netlink_unicast+0x75c/0x8e0 [ 96.459089][ T5780] netlink_sendmsg+0x813/0xb40 [ 96.464384][ T5780] ____sys_sendmsg+0x972/0x9f0 [ 96.469705][ T5780] ___sys_sendmsg+0x2a5/0x360 [ 96.474935][ T5780] __x64_sys_sendmsg+0x1bd/0x2a0 [ 96.480422][ T5780] do_syscall_64+0x15f/0xf80 [ 96.485549][ T5780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.491978][ T5780] [ 96.491978][ T5780] -> #3 (&q->q_usage_counter(io)#50){++++}-{0:0}: [ 96.500601][ T5780] blk_alloc_queue+0x546/0x680 [ 96.505899][ T5780] __blk_mq_alloc_disk+0x197/0x390 [ 96.511545][ T5780] nbd_dev_add+0x499/0xb50 [ 96.516484][ T5780] nbd_init+0x168/0x1f0 [ 96.521164][ T5780] do_one_initcall+0x250/0x870 [ 96.526459][ T5780] do_initcall_level+0x104/0x190 [ 96.531927][ T5780] do_initcalls+0x59/0xa0 [ 96.536788][ T5780] kernel_init_freeable+0x2a6/0x3e0 [ 96.542521][ T5780] kernel_init+0x1d/0x1d0 [ 96.547385][ T5780] ret_from_fork+0x514/0xb70 [ 96.552511][ T5780] ret_from_fork_asm+0x1a/0x30 [ 96.557817][ T5780] [ 96.557817][ T5780] -> #2 (fs_reclaim){+.+.}-{0:0}: [ 96.565033][ T5780] fs_reclaim_acquire+0x71/0x100 [ 96.570511][ T5780] kmem_cache_alloc_node_noprof+0x4a/0x690 [ 96.576871][ T5780] __alloc_skb+0x1d0/0x7d0 [ 96.581838][ T5780] __ip6_append_data+0x2d3c/0x3f60 [ 96.587490][ T5780] ip6_append_data+0x10f/0x280 [ 96.592791][ T5780] rawv6_sendmsg+0x12d3/0x18e0 [ 96.598087][ T5780] ____sys_sendmsg+0x80a/0x9f0 [ 96.603390][ T5780] ___sys_sendmsg+0x2a5/0x360 [ 96.608626][ T5780] __x64_sys_sendmsg+0x1bd/0x2a0 [ 96.614101][ T5780] do_syscall_64+0x15f/0xf80 [ 96.619215][ T5780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.625640][ T5780] [ 96.625640][ T5780] -> #1 (sk_lock-AF_INET6){+.+.}-{0:0}: [ 96.633396][ T5780] lock_sock_nested+0x41/0x100 [ 96.638694][ T5780] inet_shutdown+0x6a/0x390 [ 96.643731][ T5780] nbd_mark_nsock_dead+0x2e9/0x560 [ 96.649374][ T5780] sock_shutdown+0x15e/0x260 [ 96.654489][ T5780] nbd_clear_sock+0x24/0x170 [ 96.659608][ T5780] nbd_config_put+0x2dd/0x580 [ 96.664811][ T5780] nbd_genl_connect+0x19d5/0x1cf0 [ 96.670367][ T5780] genl_family_rcv_msg_doit+0x22a/0x330 [ 96.676449][ T5780] genl_rcv_msg+0x61c/0x7a0 [ 96.681496][ T5780] netlink_rcv_skb+0x232/0x4b0 [ 96.686821][ T5780] genl_rcv+0x28/0x40 [ 96.691342][ T5780] netlink_unicast+0x75c/0x8e0 [ 96.696644][ T5780] netlink_sendmsg+0x813/0xb40 [ 96.701953][ T5780] ____sys_sendmsg+0x972/0x9f0 [ 96.707269][ T5780] ___sys_sendmsg+0x2a5/0x360 [ 96.712482][ T5780] __x64_sys_sendmsg+0x1bd/0x2a0 [ 96.717953][ T5780] do_syscall_64+0x15f/0xf80 [ 96.723065][ T5780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.729481][ T5780] [ 96.729481][ T5780] -> #0 (&nsock->tx_lock){+.+.}-{4:4}: [ 96.737135][ T5780] __lock_acquire+0x15a5/0x2cf0 [ 96.742519][ T5780] lock_acquire+0x106/0x350 [ 96.747552][ T5780] __mutex_lock+0x1a3/0x1550 [ 96.752680][ T5780] nbd_queue_rq+0x37b/0x1100 [ 96.757805][ T5780] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 96.763896][ T5780] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 96.770795][ T5780] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 96.777314][ T5780] blk_mq_run_hw_queue+0x348/0x4f0 [ 96.782966][ T5780] blk_mq_dispatch_list+0xd16/0xe10 [ 96.788707][ T5780] blk_mq_flush_plug_list+0x48d/0x570 [ 96.794616][ T5780] __blk_flush_plug+0x3ed/0x4d0 [ 96.800005][ T5780] __submit_bio+0x28d/0x580 [ 96.805031][ T5780] submit_bio_noacct_nocheck+0x2f4/0xa40 [ 96.811210][ T5780] block_read_full_folio+0x599/0x830 [ 96.817033][ T5780] filemap_read_folio+0x137/0x3b0 [ 96.822597][ T5780] do_read_cache_folio+0x358/0x590 [ 96.828258][ T5780] read_part_sector+0xb6/0x2b0 [ 96.833566][ T5780] adfspart_check_ICS+0xb1/0x960 [ 96.839039][ T5780] bdev_disk_changed+0x817/0x1770 [ 96.844596][ T5780] blkdev_get_whole+0x380/0x510 [ 96.849976][ T5780] bdev_open+0x31e/0xd30 [ 96.854762][ T5780] blkdev_open+0x470/0x610 [ 96.859705][ T5780] do_dentry_open+0x785/0x14e0 [ 96.864995][ T5780] vfs_open+0x3b/0x340 [ 96.869591][ T5780] path_openat+0x2e08/0x3860 [ 96.874716][ T5780] do_file_open+0x23e/0x4a0 [ 96.879747][ T5780] do_sys_openat2+0x113/0x200 [ 96.884946][ T5780] __x64_sys_openat+0x138/0x170 [ 96.890341][ T5780] do_syscall_64+0x15f/0xf80 [ 96.895458][ T5780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.901879][ T5780] [ 96.901879][ T5780] other info that might help us debug this: [ 96.901879][ T5780] [ 96.912120][ T5780] Chain exists of: [ 96.912120][ T5780] &nsock->tx_lock --> set->srcu --> &cmd->lock [ 96.912120][ T5780] [ 96.924212][ T5780] Possible unsafe locking scenario: [ 96.924212][ T5780] [ 96.931658][ T5780] CPU0 CPU1 [ 96.937034][ T5780] ---- ---- [ 96.942416][ T5780] lock(&cmd->lock); [ 96.946409][ T5780] lock(set->srcu); [ 96.952835][ T5780] lock(&cmd->lock); [ 96.959344][ T5780] lock(&nsock->tx_lock); [ 96.963769][ T5780] [ 96.963769][ T5780] *** DEADLOCK *** [ 96.963769][ T5780] [ 96.971934][ T5780] 3 locks held by udevd/5780: [ 96.976615][ T5780] #0: ffff888027112350 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 96.985853][ T5780] #1: ffff8880268c0098 (set->srcu){.+.+}-{0:0}, at: blk_mq_run_hw_queue+0x31f/0x4f0 [ 96.995354][ T5780] #2: ffff8880724751f8 (&cmd->lock){+.+.}-{4:4}, at: nbd_queue_rq+0xc6/0x1100 [ 97.004322][ T5780] [ 97.004322][ T5780] stack backtrace: [ 97.010223][ T5780] CPU: 1 UID: 0 PID: 5780 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 97.010239][ T5780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 97.010254][ T5780] Call Trace: [ 97.010265][ T5780] [ 97.010271][ T5780] dump_stack_lvl+0xe8/0x150 [ 97.010289][ T5780] print_circular_bug+0x2e1/0x300 [ 97.010311][ T5780] check_noncircular+0x12e/0x150 [ 97.010332][ T5780] __lock_acquire+0x15a5/0x2cf0 [ 97.010355][ T5780] ? nbd_queue_rq+0x37b/0x1100 [ 97.010369][ T5780] lock_acquire+0x106/0x350 [ 97.010383][ T5780] ? nbd_queue_rq+0x37b/0x1100 [ 97.010402][ T5780] __mutex_lock+0x1a3/0x1550 [ 97.010416][ T5780] ? nbd_queue_rq+0x37b/0x1100 [ 97.010430][ T5780] ? is_bpf_text_address+0x292/0x2b0 [ 97.010445][ T5780] ? is_bpf_text_address+0x26/0x2b0 [ 97.010460][ T5780] ? kernel_text_address+0xa5/0xe0 [ 97.010482][ T5780] ? __kernel_text_address+0xd/0x30 [ 97.010502][ T5780] ? unwind_get_return_address+0x4d/0x90 [ 97.010521][ T5780] ? nbd_queue_rq+0x37b/0x1100 [ 97.010536][ T5780] ? __pfx___mutex_lock+0x10/0x10 [ 97.010551][ T5780] ? stack_trace_save+0xa9/0x100 [ 97.010573][ T5780] ? __pfx_stack_trace_save+0x10/0x10 [ 97.010597][ T5780] nbd_queue_rq+0x37b/0x1100 [ 97.010614][ T5780] ? __lock_acquire+0x146e/0x2cf0 [ 97.010630][ T5780] ? __pfx_nbd_queue_rq+0x10/0x10 [ 97.010644][ T5780] ? is_bpf_text_address+0x26/0x2b0 [ 97.010665][ T5780] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 97.010693][ T5780] ? sbitmap_get+0x229/0x390 [ 97.010708][ T5780] ? __pfx_blk_mq_dispatch_rq_list+0x10/0x10 [ 97.010730][ T5780] ? __blk_mq_alloc_driver_tag+0x2e7/0x6e0 [ 97.010753][ T5780] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 97.010784][ T5780] ? __pfx___blk_mq_sched_dispatch_requests+0x10/0x10 [ 97.010807][ T5780] ? blk_mq_hw_queue_need_run+0x13c/0x680 [ 97.010831][ T5780] ? blk_mq_run_hw_queue+0x31f/0x4f0 [ 97.010853][ T5780] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 97.010878][ T5780] ? blk_mq_run_hw_queue+0x31f/0x4f0 [ 97.010897][ T5780] blk_mq_run_hw_queue+0x348/0x4f0 [ 97.010922][ T5780] blk_mq_dispatch_list+0xd16/0xe10 [ 97.010945][ T5780] ? bdev_count_inflight+0x1cf/0x210 [ 97.010960][ T5780] ? blk_mq_dispatch_list+0x1b0/0xe10 [ 97.010984][ T5780] ? __pfx_blk_mq_dispatch_list+0x10/0x10 [ 97.011007][ T5780] ? rcu_is_watching+0x15/0xb0 [ 97.011025][ T5780] blk_mq_flush_plug_list+0x48d/0x570 [ 97.011048][ T5780] ? blk_add_rq_to_plug+0x300/0x450 [ 97.011069][ T5780] ? blk_mq_submit_bio+0x1acf/0x28e0 [ 97.011091][ T5780] ? __pfx_blk_mq_flush_plug_list+0x10/0x10 [ 97.011117][ T5780] __blk_flush_plug+0x3ed/0x4d0 [ 97.011141][ T5780] ? __pfx___blk_flush_plug+0x10/0x10 [ 97.011184][ T5780] __submit_bio+0x28d/0x580 [ 97.011198][ T5780] ? __pfx___submit_bio+0x10/0x10 [ 97.011213][ T5780] ? bio_associate_blkg+0x6d/0x230 [ 97.011230][ T5780] submit_bio_noacct_nocheck+0x2f4/0xa40 [ 97.011255][ T5780] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10 [ 97.011285][ T5780] block_read_full_folio+0x599/0x830 [ 97.011304][ T5780] ? __pfx_blkdev_get_block+0x10/0x10 [ 97.011320][ T5780] filemap_read_folio+0x137/0x3b0 [ 97.011344][ T5780] ? __pfx_blkdev_read_folio+0x10/0x10 [ 97.011358][ T5780] ? __pfx_filemap_read_folio+0x10/0x10 [ 97.011381][ T5780] ? filemap_add_folio+0x356/0x530 [ 97.011401][ T5780] do_read_cache_folio+0x358/0x590 [ 97.011424][ T5780] ? __pfx_blkdev_read_folio+0x10/0x10 [ 97.011440][ T5780] read_part_sector+0xb6/0x2b0 [ 97.011464][ T5780] adfspart_check_ICS+0xb1/0x960 [ 97.011488][ T5780] ? seq_buf_printf+0x212/0x2d0 [ 97.011512][ T5780] ? __pfx___vmalloc_node_range_noprof+0x10/0x10 [ 97.011535][ T5780] ? __pfx_adfspart_check_ICS+0x10/0x10 [ 97.011563][ T5780] bdev_disk_changed+0x817/0x1770 [ 97.011594][ T5780] ? __pfx_bdev_disk_changed+0x10/0x10 [ 97.011620][ T5780] blkdev_get_whole+0x380/0x510 [ 97.011645][ T5780] bdev_open+0x31e/0xd30 [ 97.011673][ T5780] blkdev_open+0x470/0x610 [ 97.011689][ T5780] ? __pfx_blkdev_open+0x10/0x10 [ 97.011703][ T5780] do_dentry_open+0x785/0x14e0 [ 97.011725][ T5780] vfs_open+0x3b/0x340 [ 97.011741][ T5780] ? path_openat+0x2df0/0x3860 [ 97.011764][ T5780] path_openat+0x2e08/0x3860 [ 97.011791][ T5780] ? __pfx_stack_trace_save+0x10/0x10 [ 97.011816][ T5780] ? stack_depot_save_flags+0x33/0x810 [ 97.011843][ T5780] ? __pfx_path_openat+0x10/0x10 [ 97.011867][ T5780] ? __x64_sys_openat+0x138/0x170 [ 97.011889][ T5780] ? __lock_acquire+0x6b5/0x2cf0 [ 97.011915][ T5780] do_file_open+0x23e/0x4a0 [ 97.011939][ T5780] ? __pfx_do_file_open+0x10/0x10 [ 97.011968][ T5780] ? _raw_spin_unlock+0x28/0x50 [ 97.011989][ T5780] ? alloc_fd+0x64b/0x6c0 [ 97.012010][ T5780] do_sys_openat2+0x113/0x200 [ 97.012027][ T5780] ? lapic_next_event+0x11/0x20 [ 97.012046][ T5780] ? __pfx_do_sys_openat2+0x10/0x10 [ 97.012068][ T5780] __x64_sys_openat+0x138/0x170 [ 97.012087][ T5780] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 97.012103][ T5780] do_syscall_64+0x15f/0xf80 [ 97.012117][ T5780] ? clear_bhb_loop+0x40/0x90 [ 97.012134][ T5780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 97.012149][ T5780] RIP: 0033:0x7f0b8e2a7407 [ 97.012170][ T5780] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 97.012182][ T5780] RSP: 002b:00007ffe67756460 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 97.012198][ T5780] RAX: ffffffffffffffda RBX: 00007f0b8e99f880 RCX: 00007f0b8e2a7407 [ 97.012210][ T5780] RDX: 00000000000a0800 RSI: 0000561671da1ac0 RDI: ffffffffffffff9c [ 97.012220][ T5780] RBP: 0000561671d90910 R08: 0000000000000000 R09: 0000000000000000 [ 97.012230][ T5780] R10: 0000000000000000 R11: 0000000000000202 R12: 0000561671df9400 [ 97.012239][ T5780] R13: 0000561671d9e190 R14: 0000000000000000 R15: 0000561671df9400 [ 97.012256][ T5780] [ 97.596588][ T5663] block nbd1: Receive control failed (result -32) 2026/05/13 21:10:13 executed programs: 3 [ 97.606129][ T50] block nbd1: Receive control failed (result -32) [ 97.612802][ T50] Bluetooth: hci0: command tx timeout [ 97.659009][ T5780] block nbd1: Send control failed (result -32) [ 97.665555][ T5780] block nbd1: Request send failed, requeueing [ 97.672228][ T1707] block nbd1: Dead connection, failed to find a fallback [ 97.679286][ T1707] block nbd1: shutting down sockets [ 97.684636][ T1707] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.692937][ T5864] block nbd0: server does not support multiple connections per device. [ 97.693915][ T1707] Buffer I/O error on dev nbd1, logical block 0, async page read [ 97.694068][ T5780] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.694091][ T5780] Buffer I/O error on dev nbd1, logical block 1, async page read [ 97.694175][ T5780] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.694197][ T5780] Buffer I/O error on dev nbd1, logical block 2, async page read [ 97.694276][ T5780] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.694298][ T5780] Buffer I/O error on dev nbd1, logical block 3, async page read [ 97.694494][ T5780] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.729381][ T5864] block nbd0: shutting down sockets [ 97.739828][ T5780] Buffer I/O error on dev nbd1, logical block 0, async page read [ 97.783629][ T5780] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.793020][ T5780] Buffer I/O error on dev nbd1, logical block 1, async page read [ 97.800890][ T5780] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.810326][ T5780] Buffer I/O error on dev nbd1, logical block 2, async page read [ 97.818245][ T5780] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.827631][ T5780] Buffer I/O error on dev nbd1, logical block 3, async page read [ 97.836299][ T5780] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.845598][ T5780] Buffer I/O error on dev nbd1, logical block 0, async page read [ 97.853542][ T5780] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 97.862738][ T5780] Buffer I/O error on dev nbd1, logical block 1, async page read [ 97.873018][ T5780] ldm_validate_partition_table(): Disk read failed. [ 97.880954][ T5780] Dev nbd1: unable to read RDB block 0 [ 97.887871][ T5780] nbd1: unable to read partition table [ 97.898902][ T5780] ldm_validate_partition_table(): Disk read failed. [ 97.912059][ T5780] Dev nbd1: unable to read RDB block 0 [ 97.918795][ T5780] nbd1: unable to read partition table [ 98.002088][ T5864] nbd2: detected capacity change from 0 to 63 [ 98.009176][ T5865] block nbd2: Receive control failed (result -32) [ 98.016959][ T5780] block nbd2: Send control failed (result -32) [ 98.021709][ T5663] block nbd2: Receive control failed (result -32) [ 98.030140][ T5780] block nbd2: Request send failed, requeueing [ 98.044741][ T1707] block nbd2: Dead connection, failed to find a fallback [ 98.051923][ T1707] block nbd2: shutting down sockets [ 98.061319][ T5780] ldm_validate_partition_table(): Disk read failed. [ 98.070345][ T5780] Dev nbd2: unable to read RDB block 0 [ 98.079382][ T5780] nbd2: unable to read partition table [ 98.089470][ T5780] ldm_validate_partition_table(): Disk read failed. [ 98.097307][ T5780] Dev nbd2: unable to read RDB block 0 [ 98.103870][ T5780] nbd2: unable to read partition table [ 98.122700][ T5868] block nbd0: server does not support multiple connections per device. [ 98.131157][ T5868] block nbd0: shutting down sockets [ 98.332012][ T5868] nbd3: detected capacity change from 0 to 63 [ 98.338421][ T5865] block nbd3: Receive control failed (result -32) [ 98.339439][ T5663] block nbd3: Receive control failed (result -32) [ 98.352569][ T5780] block nbd3: Dead connection, failed to find a fallback [ 98.360456][ T5780] block nbd3: shutting down sockets [ 98.374381][ T5780] ldm_validate_partition_table(): Disk read failed. [ 98.382327][ T5780] Dev nbd3: unable to read RDB block 0 [ 98.389131][ T5780] nbd3: unable to read partition table [ 98.399321][ T5780] ldm_validate_partition_table(): Disk read failed. [ 98.408985][ T5780] Dev nbd3: unable to read RDB block 0 [ 98.415582][ T5780] nbd3: unable to read partition table [ 98.442017][ T5869] block nbd0: server does not support multiple connections per device. [ 98.450901][ T5869] block nbd0: shutting down sockets [ 98.652061][ T5869] nbd4: detected capacity change from 0 to 63 [ 98.658464][ T5865] block nbd4: Receive control failed (result -32) [ 98.659306][ T5663] block nbd4: Receive control failed (result -32) [ 98.672098][ T5780] block nbd4: Dead connection, failed to find a fallback [ 98.680198][ T5780] block nbd4: shutting down sockets [ 98.695983][ T5780] ldm_validate_partition_table(): Disk read failed. [ 98.703992][ T5780] Dev nbd4: unable to read RDB block 0 [ 98.710367][ T5780] nbd4: unable to read partition table [ 98.719432][ T5780] ldm_validate_partition_table(): Disk read failed. [ 98.728311][ T5780] Dev nbd4: unable to read RDB block 0 [ 98.735139][ T5780] nbd4: unable to read partition table [ 98.742666][ T5870] block nbd0: server does not support multiple connections per device. [ 98.751136][ T5870] block nbd0: shutting down sockets [ 98.961937][ T5870] nbd5: detected capacity change from 0 to 63 [ 98.968392][ T5663] block nbd5: Receive control failed (result -32) [ 98.969397][ T5865] block nbd5: Receive control failed (result -32) [ 98.981932][ T5780] block nbd5: Dead connection, failed to find a fallback [ 98.989078][ T5780] block nbd5: shutting down sockets [ 98.998409][ T5780] ldm_validate_partition_table(): Disk read failed. [ 99.010428][ T5780] Dev nbd5: unable to read RDB block 0 [ 99.019708][ T5780] nbd5: unable to read partition table [ 99.029347][ T5780] ldm_validate_partition_table(): Disk read failed. [ 99.037706][ T5780] Dev nbd5: unable to read RDB block 0 [ 99.044464][ T5780] nbd5: unable to read partition table [ 99.052061][ T5871] block nbd0: server does not support multiple connections per device. [ 99.060958][ T5871] block nbd0: shutting down sockets [ 99.261985][ T5871] nbd6: detected capacity change from 0 to 63 [ 99.268419][ T5663] block nbd6: Receive control failed (result -32) [ 99.268426][ T5865] block nbd6: Receive control failed (result -32) [ 99.282254][ T5780] block nbd6: Dead connection, failed to find a fallback [ 99.289783][ T5780] block nbd6: shutting down sockets [ 99.305669][ T5780] ldm_validate_partition_table(): Disk read failed. [ 99.313793][ T5780] Dev nbd6: unable to read RDB block 0 [ 99.320681][ T5780] nbd6: unable to read partition table [ 99.329944][ T5780] ldm_validate_partition_table(): Disk read failed. [ 99.339270][ T5780] Dev nbd6: unable to read RDB block 0 [ 99.346074][ T5780] nbd6: unable to read partition table [ 99.402034][ T5872] block nbd0: server does not support multiple connections per device. [ 99.410620][ T5872] block nbd0: shutting down sockets [ 99.621985][ T5872] nbd7: detected capacity change from 0 to 63 [ 99.628433][ T5865] block nbd7: Receive control failed (result -32) [ 99.634988][ T4943] Bluetooth: hci0: command tx timeout [ 99.640424][ T5663] block nbd7: Receive control failed (result -32) [ 99.647453][ T5780] block nbd7: Send control failed (result -32) [ 99.654786][ T5780] block nbd7: Request send failed, requeueing [ 99.661130][ T1671] block nbd7: Dead connection, failed to find a fallback [ 99.668252][ T1671] block nbd7: shutting down sockets [ 99.676076][ T5780] ldm_validate_partition_table(): Disk read failed. [ 99.684006][ T5780] Dev nbd7: unable to read RDB block 0 [ 99.696531][ T5780] nbd7: unable to read partition table [ 99.708195][ T5780] ldm_validate_partition_table(): Disk read failed. [ 99.716045][ T5780] Dev nbd7: unable to read RDB block 0 [ 99.724168][ T5780] nbd7: unable to read partition table [ 99.751985][ T5873] block nbd0: server does not support multiple connections per device. [ 99.760386][ T5873] block nbd0: shutting down sockets [ 99.971930][ T5873] nbd8: detected capacity change from 0 to 63 [ 99.978388][ T5865] block nbd8: Receive control failed (result -32) [ 99.978388][ T5663] block nbd8: Receive control failed (result -32) [ 99.981382][ T5780] block nbd8: Send control failed (result -32) [ 99.997640][ T5780] block nbd8: Request send failed, requeueing [ 100.004055][ T1671] block nbd8: Dead connection, failed to find a fallback [ 100.011660][ T5780] block nbd8: Dead connection, failed to find a fallback [ 100.018844][ T1671] block nbd8: shutting down sockets [ 100.032737][ T5780] ldm_validate_partition_table(): Disk read failed. [ 100.040859][ T5780] Dev nbd8: unable to read RDB block 0 [ 100.050476][ T5780] nbd8: unable to read partition table [ 100.064309][ T5780] ldm_validate_partition_table(): Disk read failed. [ 100.072045][ T5780] Dev nbd8: unable to read RDB block 0 [ 100.078902][ T5780] nbd8: unable to read partition table [ 100.092024][ T5874] block nbd0: server does not support multiple connections per device. [ 100.100636][ T5874] block nbd0: shutting down sockets [ 100.301987][ T5874] nbd9: detected capacity change from 0 to 63 [ 100.308482][ T5865] block nbd9: Receive control failed (result -32) [ 100.308490][ T5663] block nbd9: Receive control failed (result -32) [ 100.321952][ T5780] block nbd9: Send control failed (result -32) [ 100.328542][ T5780] block nbd9: Request send failed, requeueing [ 100.335871][ T1671] block nbd9: Dead connection, failed to find a fallback [ 100.343160][ T1671] block nbd9: shutting down sockets [ 100.350934][ T5780] ldm_validate_partition_table(): Disk read failed. [ 100.363584][ T5780] Dev nbd9: unable to read RDB block 0 [ 100.370463][ T5780] nbd9: unable to read partition table [ 100.379651][ T5780] ldm_validate_partition_table(): Disk read failed. [ 100.387906][ T5780] Dev nbd9: unable to read RDB block 0 [ 100.395538][ T5780] nbd9: unable to read partition table [ 100.462038][ T5875] block nbd0: server does not support multiple connections per device. [ 100.470640][ T5875] block nbd0: shutting down sockets [ 100.691957][ T5875] nbd10: detected capacity change from 0 to 63 [ 100.698432][ T5663] block nbd10: Receive control failed (result -32) [ 100.699760][ T5865] block nbd10: Receive control failed (result -32) [ 100.707682][ T5780] block nbd10: Send control failed (result -32) [ 100.719216][ T5780] block nbd10: Request send failed, requeueing [ 100.725775][ T1707] block nbd10: shutting down sockets [ 100.733911][ T5780] ldm_validate_partition_table(): Disk read failed. [ 100.741783][ T5780] Dev nbd10: unable to read RDB block 0 [ 100.749796][ T5780] nbd10: unable to read partition table [ 100.762457][ T5780] ldm_validate_partition_table(): Disk read failed. [ 100.770096][ T5780] Dev nbd10: unable to read RDB block 0 [ 100.777218][ T5780] nbd10: unable to read partition table [ 100.831963][ T5876] block nbd0: server does not support multiple connections per device. [ 100.840411][ T5876] block nbd0: shutting down sockets [ 101.052261][ T5663] block nbd11: Receive control failed (result -32) [ 101.052268][ T5865] block nbd11: Receive control failed (result -32) [ 101.053682][ T5780] block nbd11: Send control failed (result -32) [ 101.072147][ T5780] block nbd11: Request send failed, requeueing [ 101.078590][ T1707] block nbd11: shutting down sockets [ 101.086877][ T5780] ldm_validate_partition_table(): Disk read failed. [ 101.094880][ T5780] Dev nbd11: unable to read RDB block 0 [ 101.103663][ T5780] nbd11: unable to read partition table [ 101.118145][ T5780] ldm_validate_partition_table(): Disk read failed. [ 101.125774][ T5780] Dev nbd11: unable to read RDB block 0 [ 101.133263][ T5780] nbd11: unable to read partition table [ 101.192046][ T5877] block nbd0: server does not support multiple connections per device. [ 101.200737][ T5877] block nbd0: shutting down sockets [ 101.392632][ T5877] set_capacity_and_notify: 1 callbacks suppressed [ 101.392656][ T5877] nbd12: detected capacity change from 0 to 63 [ 101.405634][ T5663] block nbd12: Receive control failed (result -32) [ 101.405638][ T5865] block nbd12: Receive control failed (result -32) [ 101.419796][ T5780] block nbd12: Send control failed (result -32) [ 101.426799][ T5780] block nbd12: Request send failed, requeueing [ 101.433433][ T1707] block nbd12: shutting down sockets [ 101.441473][ T5780] ldm_validate_partition_table(): Disk read failed. [ 101.449816][ T5780] Dev nbd12: unable to read RDB block 0 [ 101.457088][ T5780] nbd12: unable to read partition table [ 101.470222][ T5780] ldm_validate_partition_table(): Disk read failed. [ 101.478780][ T5780] Dev nbd12: unable to read RDB block 0 [ 101.486370][ T5780] nbd12: unable to read partition table [ 101.552386][ T5878] block nbd0: server does not support multiple connections per device. [ 101.560821][ T5878] block nbd0: shutting down sockets [ 101.771915][ T5878] nbd13: detected capacity change from 0 to 63 [ 101.778954][ T5865] block nbd13: Receive control failed (result -32) [ 101.779262][ T5780] block nbd13: Send control failed (result -32) [ 101.785570][ T5663] block nbd13: Receive control failed (result -32) [ 101.799171][ T5780] block nbd13: Request send failed, requeueing [ 101.805853][ T1671] block nbd13: shutting down sockets [ 101.825509][ T5780] ldm_validate_partition_table(): Disk read failed. [ 101.834350][ T5780] Dev nbd13: unable to read RDB block 0 [ 101.841052][ T5780] nbd13: unable to read partition table [ 101.851976][ T5879] block nbd0: server does not support multiple connections per device. [ 101.852903][ T5780] ldm_validate_partition_table(): Disk read failed. [ 101.860957][ T5879] block nbd0: shutting down sockets [ 101.873185][ T5780] Dev nbd13: unable to read RDB block 0 [ 101.880206][ T5780] nbd13: unable to read partition table [ 102.091976][ T5879] nbd0: detected capacity change from 0 to 63 [ 102.098394][ T5663] block nbd0: Receive control failed (result -32) [ 102.098394][ T5865] block nbd0: Receive control failed (result -32) [ 102.102024][ T5780] block nbd0: Send control failed (result -32) [ 102.117588][ T5780] block nbd0: Request send failed, requeueing [ 102.125875][ T1671] block nbd0: shutting down sockets [ 102.134015][ T5780] ldm_validate_partition_table(): Disk read failed. [ 102.146027][ T5780] Dev nbd0: unable to read RDB block 0 [ 102.157594][ T5780] nbd0: unable to read partition table [ 102.167326][ T5780] ldm_validate_partition_table(): Disk read failed. [ 102.175341][ T5780] Dev nbd0: unable to read RDB block 0 [ 102.181793][ T5780] nbd0: unable to read partition table [ 102.193500][ T5880] block nbd14: server does not support multiple connections per device. [ 102.202132][ T5880] block nbd14: shutting down sockets [ 102.341933][ T5880] nbd15: detected capacity change from 0 to 63 [ 102.348407][ T5865] block nbd15: Receive control failed (result -32) [ 102.348407][ T5663] block nbd15: Receive control failed (result -32) [ 102.351746][ T1671] block nbd15: shutting down sockets [ 102.370375][ T5780] ldm_validate_partition_table(): Disk read failed. [ 102.379325][ T5780] Dev nbd15: unable to read RDB block 0 [ 102.386514][ T5780] nbd15: unable to read partition table [ 102.396629][ T5780] ldm_validate_partition_table(): Disk read failed. [ 102.405048][ T5780] Dev nbd15: unable to read RDB block 0 [ 102.414600][ T5780] nbd15: unable to read partition table [ 102.472529][ T5881] block nbd14: server does not support multiple connections per device. [ 102.481084][ T5881] block nbd14: shutting down sockets [ 102.721967][ T5881] nbd16: detected capacity change from 0 to 63 [ 102.728506][ T5865] block nbd16: Receive control failed (result -32) [ 102.729416][ T5663] block nbd16: Receive control failed (result -32) [ 102.736397][ T5780] nbd_send_cmd: 1 callbacks suppressed [ 102.736448][ T5780] block nbd16: Send control failed (result -32) [ 102.754564][ T5780] nbd_send_cmd: 1 callbacks suppressed [ 102.754580][ T5780] block nbd16: Request send failed, requeueing [ 102.766746][ T1707] find_fallback: 6 callbacks suppressed 2026/05/13 21:10:18 executed programs: 18 [ 102.766762][ T1707] block nbd16: Dead connection, failed to find a fallback [ 102.779737][ T1707] block nbd16: shutting down sockets [ 102.785227][ T1707] blk_print_req_error: 2210 callbacks suppressed [ 102.785240][ T1707] I/O error, dev nbd16, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.801553][ T1707] buffer_io_error: 2210 callbacks suppressed [ 102.801566][ T1707] Buffer I/O error on dev nbd16, logical block 0, async page read [ 102.815562][ T5780] I/O error, dev nbd16, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.824873][ T5780] Buffer I/O error on dev nbd16, logical block 1, async page read [ 102.833391][ T5780] I/O error, dev nbd16, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.842606][ T5780] Buffer I/O error on dev nbd16, logical block 2, async page read [ 102.850482][ T5780] I/O error, dev nbd16, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.860062][ T5780] Buffer I/O error on dev nbd16, logical block 3, async page read [ 102.868021][ T5780] I/O error, dev nbd16, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.877182][ T5780] Buffer I/O error on dev nbd16, logical block 0, async page read [ 102.885102][ T5780] I/O error, dev nbd16, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.894272][ T5780] Buffer I/O error on dev nbd16, logical block 1, async page read [ 102.902231][ T5780] I/O error, dev nbd16, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.911385][ T5780] Buffer I/O error on dev nbd16, logical block 2, async page read [ 102.919340][ T5780] I/O error, dev nbd16, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.928511][ T5780] Buffer I/O error on dev nbd16, logical block 3, async page read [ 102.936553][ T5780] I/O error, dev nbd16, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.945714][ T5780] Buffer I/O error on dev nbd16, logical block 0, async page read [ 102.953708][ T5780] I/O error, dev nbd16, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 102.963445][ T5780] Buffer I/O error on dev nbd16, logical block 1, async page read [ 102.972650][ T5780] ldm_validate_partition_table(): Disk read failed. [ 102.980016][ T5780] Dev nbd16: unable to read RDB block 0 [ 102.982174][ T5883] block nbd14: server does not support multiple connections per device. [ 102.989519][ T5780] nbd16: unable to read partition table [ 102.997492][ T5883] block nbd14: shutting down sockets [ 103.007438][ T5780] ldm_validate_partition_table(): Disk read failed. [ 103.015614][ T5780] Dev nbd16: unable to read RDB block 0 [ 103.022662][ T5780] nbd16: unable to read partition table [ 103.241970][ T5883] nbd17: detected capacity change from 0 to 63 [ 103.248445][ T5865] block nbd17: Receive control failed (result -32) [ 103.249392][ T5663] block nbd17: Receive control failed (result -32) [ 103.262476][ T5780] block nbd17: Dead connection, failed to find a fallback [ 103.270528][ T5780] block nbd17: shutting down sockets [ 103.278660][ T5780] ldm_validate_partition_table(): Disk read failed. [ 103.286859][ T5780] Dev nbd17: unable to read RDB block 0 [ 103.294035][ T5780] nbd17: unable to read partition table [ 103.309337][ T5780] ldm_validate_partition_table(): Disk read failed. [ 103.318919][ T5780] Dev nbd17: unable to read RDB block 0 [ 103.325641][ T5780] nbd17: unable to read partition table [ 103.352053][ T5885] block nbd14: server does not support multiple connections per device. [ 103.360596][ T5885] block nbd14: shutting down sockets [ 103.582007][ T5885] nbd18: detected capacity change from 0 to 63 [ 103.588495][ T5865] block nbd18: Receive control failed (result -32) [ 103.589484][ T5663] block nbd18: Receive control failed (result -32) [ 103.596299][ T5780] block nbd18: Send control failed (result -32) [ 103.608763][ T5780] block nbd18: Request send failed, requeueing [ 103.615278][ T1707] block nbd18: Dead connection, failed to find a fallback [ 103.622579][ T1707] block nbd18: shutting down sockets [ 103.630173][ T5780] ldm_validate_partition_table(): Disk read failed. [ 103.638147][ T5780] Dev nbd18: unable to read RDB block 0 [ 103.645259][ T5780] nbd18: unable to read partition table [ 103.656573][ T5780] ldm_validate_partition_table(): Disk read failed. [ 103.664989][ T5780] Dev nbd18: unable to read RDB block 0 [ 103.671875][ T5780] nbd18: unable to read partition table [ 103.712163][ T5887] block nbd14: server does not support multiple connections per device. [ 103.720768][ T5887] block nbd14: shutting down sockets [ 103.991974][ T5887] nbd19: detected capacity change from 0 to 63 [ 103.998818][ T5663] block nbd19: Receive control failed (result -32) [ 103.999003][ T5780] block nbd19: Send control failed (result -32) [ 104.011720][ T5865] block nbd19: Receive control failed (result -32) [ 104.018332][ T5780] block nbd19: Request send failed, requeueing [ 104.024727][ T1707] block nbd19: Dead connection, failed to find a fallback [ 104.031949][ T1707] block nbd19: shutting down sockets [ 104.039596][ T5780] ldm_validate_partition_table(): Disk read failed. [ 104.047536][ T5780] Dev nbd19: unable to read RDB block 0 [ 104.054612][ T5780] nbd19: unable to read partition table [ 104.065071][ T5780] ldm_validate_partition_table(): Disk read failed. [ 104.072861][ T5780] Dev nbd19: unable to read RDB block 0 [ 104.079633][ T5780] nbd19: unable to read partition table [ 104.171974][ T5889] block nbd14: server does not support multiple connections per device. [ 104.180615][ T5889] block nbd14: shutting down sockets [ 104.392022][ T5889] nbd20: detected capacity change from 0 to 63 [ 104.398479][ T5865] block nbd20: Receive control failed (result -32) [ 104.398479][ T5663] block nbd20: Receive control failed (result -32) [ 104.412308][ T5780] block nbd20: Dead connection, failed to find a fallback [ 104.419458][ T5780] block nbd20: shutting down sockets [ 104.427232][ T5780] ldm_validate_partition_table(): Disk read failed. [ 104.435832][ T5780] Dev nbd20: unable to read RDB block 0 [ 104.442916][ T5780] nbd20: unable to read partition table [ 104.458615][ T5780] ldm_validate_partition_table(): Disk read failed. [ 104.467682][ T5780] Dev nbd20: unable to read RDB block 0 [ 104.474636][ T5780] nbd20: unable to read partition table [ 104.541959][ T5891] block nbd14: server does not support multiple connections per device. [ 104.550473][ T5891] block nbd14: shutting down sockets [ 104.762008][ T5891] nbd21: detected capacity change from 0 to 63 [ 104.768514][ T5865] block nbd21: Receive control failed (result -32) [ 104.768514][ T5663] block nbd21: Receive control failed (result -32) [ 104.782376][ T5780] block nbd21: Dead connection, failed to find a fallback [ 104.789532][ T5780] block nbd21: shutting down sockets [ 104.798438][ T5780] ldm_validate_partition_table(): Disk read failed. [ 104.806406][ T5780] Dev nbd21: unable to read RDB block 0 [ 104.814652][ T5780] nbd21: unable to read partition table [ 104.828457][ T5780] ldm_validate_partition_table(): Disk read failed. [ 104.836978][ T5780] Dev nbd21: unable to read RDB block 0 [ 104.844040][ T5780] nbd21: unable to read partition table [ 104.892353][ T5894] block nbd14: server does not support multiple connections per device. [ 104.900990][ T5894] block nbd14: shutting down sockets [ 105.112578][ T5865] block nbd22: Receive control failed (result -32) [ 105.119152][ T5663] block nbd22: Receive control failed (result -32) [ 105.126202][ T5780] block nbd22: Dead connection, failed to find a fallback [ 105.133687][ T5780] block nbd22: shutting down sockets [ 105.141643][ T5780] ldm_validate_partition_table(): Disk read failed. [ 105.149597][ T5780] Dev nbd22: unable to read RDB block 0 [ 105.157049][ T5780] nbd22: unable to read partition table [ 105.177860][ T5780] ldm_validate_partition_table(): Disk read failed. [ 105.185791][ T5780] Dev nbd22: unable to read RDB block 0 [ 105.193237][ T5780] nbd22: unable to read partition table [ 105.252063][ T5896] block nbd14: server does not support multiple connections per device. [ 105.260663][ T5896] block nbd14: shutting down sockets [ 105.483063][ T5865] block nbd23: Receive control failed (result -32) [ 105.483780][ T5663] block nbd23: Receive control failed (result -32) [ 105.496698][ T5780] block nbd23: Dead connection, failed to find a fallback [ 105.504862][ T5780] block nbd23: shutting down sockets [ 105.512643][ T5780] ldm_validate_partition_table(): Disk read failed. [ 105.521096][ T5780] Dev nbd23: unable to read RDB block 0 [ 105.528444][ T5780] nbd23: unable to read partition table [ 105.543585][ T5780] ldm_validate_partition_table(): Disk read failed. [ 105.551091][ T5780] Dev nbd23: unable to read RDB block 0 [ 105.557977][ T5780] nbd23: unable to read partition table [ 105.632177][ T5898] block nbd14: server does not support multiple connections per device. [ 105.640741][ T5898] block nbd14: shutting down sockets [ 105.872339][ T5865] block nbd24: Receive control failed (result -32) [ 105.872621][ T5663] block nbd24: Receive control failed (result -32) [ 105.885966][ T5780] block nbd24: Send control failed (result -32) [ 105.892326][ T5780] block nbd24: Request send failed, requeueing [ 105.899201][ T5780] block nbd24: Dead connection, failed to find a fallback [ 105.906433][ T1671] block nbd24: Dead connection, failed to find a fallback [ 105.913997][ T1671] block nbd24: shutting down sockets [ 105.921744][ T5780] ldm_validate_partition_table(): Disk read failed. [ 105.934753][ T5780] Dev nbd24: unable to read RDB block 0 [ 105.941191][ T5780] nbd24: unable to read partition table [ 105.950835][ T5780] ldm_validate_partition_table(): Disk read failed. [ 105.958583][ T5780] Dev nbd24: unable to read RDB block 0 [ 105.965586][ T5780] nbd24: unable to read partition table [ 106.011979][ T5900] block nbd14: server does not support multiple connections per device. [ 106.020479][ T5900] block nbd14: shutting down sockets