Warning: Permanently added '10.128.0.91' (ED25519) to the list of known hosts. 2026/03/23 05:23:57 parsed 1 programs [ 84.790534][ T5828] cgroup: Unknown subsys name 'net' [ 84.877402][ T5828] cgroup: Unknown subsys name 'cpuset' [ 84.886177][ T5828] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 86.550491][ T5828] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 87.156231][ T921] cfg80211: failed to load regulatory.db [ 89.533779][ T5844] 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. [ 89.711369][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.721133][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.729121][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.738260][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.746084][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 90.620683][ T5868] chnl_net:caif_netlink_parms(): no params data found [ 90.716443][ T5868] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.723548][ T5868] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.731202][ T5868] bridge_slave_0: entered allmulticast mode [ 90.738381][ T5868] bridge_slave_0: entered promiscuous mode [ 90.747464][ T5868] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.755065][ T5868] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.762206][ T5868] bridge_slave_1: entered allmulticast mode [ 90.769534][ T5868] bridge_slave_1: entered promiscuous mode [ 90.802667][ T5868] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.815198][ T5868] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.842373][ T5868] team0: Port device team_slave_0 added [ 90.850448][ T5868] team0: Port device team_slave_1 added [ 90.873244][ T5868] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.880210][ T5868] 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. [ 90.906127][ T5868] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.918222][ T5868] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.925221][ T5868] 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. [ 90.951155][ T5868] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.990058][ T5868] hsr_slave_0: entered promiscuous mode [ 90.998201][ T5868] hsr_slave_1: entered promiscuous mode [ 91.134641][ T5868] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.146877][ T5868] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.157197][ T5868] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.167578][ T5868] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.196833][ T5868] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.204100][ T5868] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.211675][ T5868] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.218848][ T5868] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.267150][ T5868] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.282676][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.291580][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.307655][ T5868] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.319982][ T1150] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.327093][ T1150] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.340372][ T74] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.347519][ T74] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.501709][ T5868] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.542581][ T5868] veth0_vlan: entered promiscuous mode [ 91.552707][ T5868] veth1_vlan: entered promiscuous mode [ 91.579463][ T5868] veth0_macvtap: entered promiscuous mode [ 91.588506][ T5868] veth1_macvtap: entered promiscuous mode [ 91.604952][ T5868] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.618895][ T5868] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.636545][ T74] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.645983][ T74] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.657826][ T74] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.666781][ T74] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.813301][ T74] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.887389][ T74] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.992411][ T74] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.058698][ T74] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.206285][ T49] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.214871][ T49] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.243211][ T294] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.251417][ T294] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/03/23 05:24:09 executed programs: 0 [ 94.282105][ T5145] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.289693][ T5145] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.298517][ T5145] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.308193][ T5145] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.315902][ T5145] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.451775][ T5937] chnl_net:caif_netlink_parms(): no params data found [ 94.591095][ T5937] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.598886][ T5937] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.606105][ T5937] bridge_slave_0: entered allmulticast mode [ 94.613089][ T5937] bridge_slave_0: entered promiscuous mode [ 94.621558][ T74] bridge_slave_1: left allmulticast mode [ 94.627936][ T74] bridge_slave_1: left promiscuous mode [ 94.634080][ T74] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.644668][ T74] bridge_slave_0: left allmulticast mode [ 94.650313][ T74] bridge_slave_0: left promiscuous mode [ 94.656870][ T74] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.772431][ T74] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 94.783052][ T74] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 94.792913][ T74] bond0 (unregistering): Released all slaves [ 94.802237][ T5937] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.809419][ T5937] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.818414][ T5937] bridge_slave_1: entered allmulticast mode [ 94.826682][ T5937] bridge_slave_1: entered promiscuous mode [ 94.868358][ T5937] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.881767][ T5937] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.909254][ T74] hsr_slave_0: left promiscuous mode [ 94.915255][ T74] hsr_slave_1: left promiscuous mode [ 94.921423][ T74] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 94.929190][ T74] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 94.937173][ T74] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 94.945157][ T74] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 94.957771][ T74] veth1_macvtap: left promiscuous mode [ 94.963297][ T74] veth0_macvtap: left promiscuous mode [ 94.968906][ T74] veth1_vlan: left promiscuous mode [ 94.974329][ T74] veth0_vlan: left promiscuous mode [ 95.141125][ T74] team0 (unregistering): Port device team_slave_1 removed [ 95.158732][ T74] team0 (unregistering): Port device team_slave_0 removed [ 95.266478][ T5937] team0: Port device team_slave_0 added [ 95.286565][ T5937] team0: Port device team_slave_1 added [ 95.361160][ T5937] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.370715][ T5937] 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. [ 95.397899][ T5937] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.412097][ T5937] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.419325][ T5937] 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. [ 95.464078][ T5937] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.538959][ T5937] hsr_slave_0: entered promiscuous mode [ 95.546086][ T5937] hsr_slave_1: entered promiscuous mode [ 96.357441][ T5145] Bluetooth: hci0: command tx timeout [ 96.610358][ T5937] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 96.643193][ T5937] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 96.712523][ T5937] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.743791][ T5937] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.887615][ T5937] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.909493][ T5937] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.932199][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.939317][ T294] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.958463][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.965756][ T294] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.237012][ T5937] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.310817][ T5937] veth0_vlan: entered promiscuous mode [ 97.342638][ T5937] veth1_vlan: entered promiscuous mode [ 97.416339][ T5937] veth0_macvtap: entered promiscuous mode [ 97.429645][ T5937] veth1_macvtap: entered promiscuous mode [ 97.454481][ T5937] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.470964][ T5937] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.492021][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.514338][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.523086][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.556626][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.615830][ T74] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.623684][ T74] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.668448][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.676759][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.963302][ T6003] nbd0: detected capacity change from 0 to 63 [ 97.975516][ T5145] block nbd0: Receive control failed (result -104) [ 97.976633][ T51] block nbd0: Receive control failed (result -32) [ 98.250412][ T5145] block nbd1: Receive control failed (result -107) [ 98.258151][ T5145] [ 98.260501][ T5145] ====================================================== [ 98.267529][ T5145] WARNING: possible circular locking dependency detected [ 98.274559][ T5145] syzkaller #0 Not tainted [ 98.278989][ T5145] ------------------------------------------------------ [ 98.286022][ T5145] kworker/u9:1/5145 is trying to acquire lock: [ 98.292186][ T5145] ffff88807d79e0e0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: inet_shutdown+0x6a/0x390 [ 98.301271][ T5145] [ 98.301271][ T5145] but task is already holding lock: [ 98.308649][ T5145] ffff888032a96270 (&nsock->tx_lock){+.+.}-{4:4}, at: recv_work+0x1c6a/0x1d90 [ 98.317558][ T5145] [ 98.317558][ T5145] which lock already depends on the new lock. [ 98.317558][ T5145] [ 98.327973][ T5145] [ 98.327973][ T5145] the existing dependency chain (in reverse order) is: [ 98.337001][ T5145] [ 98.337001][ T5145] -> #6 (&nsock->tx_lock){+.+.}-{4:4}: [ 98.344676][ T5145] __mutex_lock+0x19f/0x1300 [ 98.349795][ T5145] nbd_queue_rq+0x37b/0x1100 [ 98.354917][ T5145] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 98.360988][ T5145] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 98.367837][ T5145] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 98.374338][ T5145] blk_mq_run_hw_queue+0x348/0x4f0 [ 98.379966][ T5145] blk_mq_dispatch_list+0xd16/0xe10 [ 98.385681][ T5145] blk_mq_flush_plug_list+0x48d/0x570 [ 98.391571][ T5145] __blk_flush_plug+0x3ed/0x4d0 [ 98.396947][ T5145] __submit_bio+0x28d/0x580 [ 98.401970][ T5145] submit_bio_noacct_nocheck+0x2f4/0xa70 [ 98.408121][ T5145] block_read_full_folio+0x599/0x830 [ 98.413928][ T5145] filemap_read_folio+0x137/0x3b0 [ 98.419477][ T5145] do_read_cache_folio+0x358/0x590 [ 98.425116][ T5145] read_part_sector+0xb6/0x2b0 [ 98.430397][ T5145] adfspart_check_ICS+0xa5/0xa40 [ 98.435855][ T5145] bdev_disk_changed+0x7ba/0x1550 [ 98.441403][ T5145] blkdev_get_whole+0x380/0x510 [ 98.446774][ T5145] bdev_open+0x31e/0xd30 [ 98.451535][ T5145] blkdev_open+0x470/0x610 [ 98.456471][ T5145] do_dentry_open+0x785/0x14e0 [ 98.461761][ T5145] vfs_open+0x3b/0x340 [ 98.466350][ T5145] path_openat+0x2e08/0x3860 [ 98.471459][ T5145] do_file_open+0x23e/0x4a0 [ 98.476479][ T5145] do_sys_openat2+0x113/0x200 [ 98.481683][ T5145] __x64_sys_openat+0x138/0x170 [ 98.487058][ T5145] do_syscall_64+0x14d/0xf80 [ 98.492172][ T5145] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.498582][ T5145] [ 98.498582][ T5145] -> #5 (&cmd->lock){+.+.}-{4:4}: [ 98.505795][ T5145] __mutex_lock+0x19f/0x1300 [ 98.510931][ T5145] nbd_queue_rq+0xc6/0x1100 [ 98.515956][ T5145] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 98.522024][ T5145] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 98.528872][ T5145] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 98.535372][ T5145] blk_mq_run_hw_queue+0x348/0x4f0 [ 98.541004][ T5145] blk_mq_dispatch_list+0xd16/0xe10 [ 98.546722][ T5145] blk_mq_flush_plug_list+0x48d/0x570 [ 98.552613][ T5145] __blk_flush_plug+0x3ed/0x4d0 [ 98.557988][ T5145] __submit_bio+0x28d/0x580 [ 98.563011][ T5145] submit_bio_noacct_nocheck+0x2f4/0xa70 [ 98.569159][ T5145] block_read_full_folio+0x599/0x830 [ 98.574965][ T5145] filemap_read_folio+0x137/0x3b0 [ 98.580514][ T5145] do_read_cache_folio+0x358/0x590 [ 98.586145][ T5145] read_part_sector+0xb6/0x2b0 [ 98.591427][ T5145] adfspart_check_ICS+0xa5/0xa40 [ 98.596888][ T5145] bdev_disk_changed+0x7ba/0x1550 [ 98.602431][ T5145] blkdev_get_whole+0x380/0x510 [ 98.607799][ T5145] bdev_open+0x31e/0xd30 [ 98.612560][ T5145] blkdev_open+0x470/0x610 [ 98.617495][ T5145] do_dentry_open+0x785/0x14e0 [ 98.622807][ T5145] vfs_open+0x3b/0x340 [ 98.627401][ T5145] path_openat+0x2e08/0x3860 [ 98.632514][ T5145] do_file_open+0x23e/0x4a0 [ 98.637533][ T5145] do_sys_openat2+0x113/0x200 [ 98.642737][ T5145] __x64_sys_openat+0x138/0x170 [ 98.648114][ T5145] do_syscall_64+0x14d/0xf80 [ 98.653223][ T5145] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.659633][ T5145] [ 98.659633][ T5145] -> #4 (set->srcu){.+.+}-{0:0}: [ 98.666759][ T5145] __synchronize_srcu+0xca/0x3e0 [ 98.672223][ T5145] elevator_switch+0x1e8/0x7a0 [ 98.677504][ T5145] elevator_change+0x2cc/0x450 [ 98.682787][ T5145] elevator_set_default+0x36c/0x430 [ 98.688502][ T5145] blk_register_queue+0x366/0x430 [ 98.694048][ T5145] __add_disk+0x677/0xd50 [ 98.698898][ T5145] add_disk_fwnode+0xfb/0x480 [ 98.704098][ T5145] nbd_dev_add+0x72c/0xb50 [ 98.709040][ T5145] nbd_init+0x168/0x1f0 [ 98.713714][ T5145] do_one_initcall+0x250/0x8d0 [ 98.718999][ T5145] do_initcall_level+0x104/0x190 [ 98.724453][ T5145] do_initcalls+0x59/0xa0 [ 98.729306][ T5145] kernel_init_freeable+0x2a6/0x3e0 [ 98.735031][ T5145] kernel_init+0x1d/0x1d0 [ 98.739884][ T5145] ret_from_fork+0x51e/0xb90 [ 98.744998][ T5145] ret_from_fork_asm+0x1a/0x30 [ 98.750287][ T5145] [ 98.750287][ T5145] -> #3 (&q->elevator_lock){+.+.}-{4:4}: [ 98.758111][ T5145] __mutex_lock+0x19f/0x1300 [ 98.763222][ T5145] elevator_change+0x1b3/0x450 [ 98.768502][ T5145] elevator_set_none+0xb5/0x140 [ 98.773874][ T5145] blk_mq_update_nr_hw_queues+0x5e7/0x1a60 [ 98.780201][ T5145] nbd_start_device+0x17f/0xb10 [ 98.785574][ T5145] nbd_genl_connect+0x165b/0x1cf0 [ 98.791116][ T5145] genl_family_rcv_msg_doit+0x22a/0x330 [ 98.797183][ T5145] genl_rcv_msg+0x61c/0x7a0 [ 98.802207][ T5145] netlink_rcv_skb+0x232/0x4b0 [ 98.807485][ T5145] genl_rcv+0x28/0x40 [ 98.811986][ T5145] netlink_unicast+0x80f/0x9b0 [ 98.817271][ T5145] netlink_sendmsg+0x813/0xb40 [ 98.822550][ T5145] ____sys_sendmsg+0x972/0x9f0 [ 98.827834][ T5145] ___sys_sendmsg+0x2a5/0x360 [ 98.833034][ T5145] __x64_sys_sendmsg+0x1bd/0x2a0 [ 98.838496][ T5145] do_syscall_64+0x14d/0xf80 [ 98.843604][ T5145] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.850016][ T5145] [ 98.850016][ T5145] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}: [ 98.858622][ T5145] blk_alloc_queue+0x546/0x680 [ 98.863910][ T5145] __blk_mq_alloc_disk+0x197/0x390 [ 98.869543][ T5145] nbd_dev_add+0x499/0xb50 [ 98.874476][ T5145] nbd_init+0x168/0x1f0 [ 98.879152][ T5145] do_one_initcall+0x250/0x8d0 [ 98.884436][ T5145] do_initcall_level+0x104/0x190 [ 98.889888][ T5145] do_initcalls+0x59/0xa0 [ 98.894747][ T5145] kernel_init_freeable+0x2a6/0x3e0 [ 98.900471][ T5145] kernel_init+0x1d/0x1d0 [ 98.905321][ T5145] ret_from_fork+0x51e/0xb90 [ 98.910431][ T5145] ret_from_fork_asm+0x1a/0x30 [ 98.915721][ T5145] [ 98.915721][ T5145] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 98.922936][ T5145] fs_reclaim_acquire+0x71/0x100 [ 98.928392][ T5145] kmem_cache_alloc_node_noprof+0x4a/0x690 [ 98.934721][ T5145] __alloc_skb+0x27d/0x7d0 [ 98.939659][ T5145] __ip6_append_data+0x2a44/0x3c50 [ 98.945285][ T5145] ip6_append_data+0x10f/0x280 [ 98.950565][ T5145] rawv6_sendmsg+0x12d3/0x18e0 [ 98.955846][ T5145] ____sys_sendmsg+0x80a/0x9f0 [ 98.961133][ T5145] ___sys_sendmsg+0x2a5/0x360 [ 98.966330][ T5145] __x64_sys_sendmsg+0x1bd/0x2a0 [ 98.971792][ T5145] do_syscall_64+0x14d/0xf80 [ 98.976910][ T5145] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.983319][ T5145] [ 98.983319][ T5145] -> #0 (sk_lock-AF_INET6){+.+.}-{0:0}: [ 98.991046][ T5145] __lock_acquire+0x15a5/0x2cf0 [ 98.996420][ T5145] lock_acquire+0xf0/0x2e0 [ 99.001357][ T5145] lock_sock_nested+0x41/0x100 [ 99.006644][ T5145] inet_shutdown+0x6a/0x390 [ 99.011667][ T5145] nbd_mark_nsock_dead+0x2e9/0x560 [ 99.017296][ T5145] recv_work+0x1c7f/0x1d90 [ 99.022232][ T5145] process_scheduled_works+0xb6e/0x18c0 [ 99.028297][ T5145] worker_thread+0xa53/0xfc0 [ 99.033407][ T5145] kthread+0x388/0x470 [ 99.037990][ T5145] ret_from_fork+0x51e/0xb90 [ 99.043106][ T5145] ret_from_fork_asm+0x1a/0x30 [ 99.048397][ T5145] [ 99.048397][ T5145] other info that might help us debug this: [ 99.048397][ T5145] [ 99.058618][ T5145] Chain exists of: [ 99.058618][ T5145] sk_lock-AF_INET6 --> &cmd->lock --> &nsock->tx_lock [ 99.058618][ T5145] [ 99.071307][ T5145] Possible unsafe locking scenario: [ 99.071307][ T5145] [ 99.078748][ T5145] CPU0 CPU1 [ 99.084108][ T5145] ---- ---- [ 99.089469][ T5145] lock(&nsock->tx_lock); [ 99.093884][ T5145] lock(&cmd->lock); [ 99.100381][ T5145] lock(&nsock->tx_lock); [ 99.107314][ T5145] lock(sk_lock-AF_INET6); [ 99.111814][ T5145] [ 99.111814][ T5145] *** DEADLOCK *** [ 99.111814][ T5145] [ 99.119953][ T5145] 3 locks held by kworker/u9:1/5145: [ 99.125228][ T5145] #0: ffff8880264b6948 ((wq_completion)nbd1-recv){+.+.}-{0:0}, at: process_scheduled_works+0xa52/0x18c0 [ 99.136456][ T5145] #1: ffffc9000f8efc40 ((work_completion)(&args->work)){+.+.}-{0:0}, at: process_scheduled_works+0xa8d/0x18c0 [ 99.148203][ T5145] #2: ffff888032a96270 (&nsock->tx_lock){+.+.}-{4:4}, at: recv_work+0x1c6a/0x1d90 [ 99.157517][ T5145] [ 99.157517][ T5145] stack backtrace: [ 99.163401][ T5145] CPU: 1 UID: 0 PID: 5145 Comm: kworker/u9:1 Not tainted syzkaller #0 PREEMPT(full) [ 99.163419][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 99.163430][ T5145] Workqueue: nbd1-recv recv_work [ 99.163449][ T5145] Call Trace: [ 99.163455][ T5145] [ 99.163461][ T5145] dump_stack_lvl+0xe8/0x150 [ 99.163482][ T5145] print_circular_bug+0x2e1/0x300 [ 99.163507][ T5145] check_noncircular+0x12e/0x150 [ 99.163531][ T5145] __lock_acquire+0x15a5/0x2cf0 [ 99.163554][ T5145] ? preempt_schedule_notrace+0x57/0x90 [ 99.163570][ T5145] ? preempt_schedule_notrace_thunk+0x16/0x30 [ 99.163585][ T5145] ? __pfx_inet_shutdown+0x10/0x10 [ 99.163603][ T5145] lock_acquire+0xf0/0x2e0 [ 99.163621][ T5145] ? inet_shutdown+0x6a/0x390 [ 99.163640][ T5145] lock_sock_nested+0x41/0x100 [ 99.163661][ T5145] ? inet_shutdown+0x6a/0x390 [ 99.163677][ T5145] inet_shutdown+0x6a/0x390 [ 99.163694][ T5145] nbd_mark_nsock_dead+0x2e9/0x560 [ 99.163712][ T5145] recv_work+0x1c7f/0x1d90 [ 99.163729][ T5145] ? __pfx_stack_trace_save+0x10/0x10 [ 99.163745][ T5145] ? check_path+0x21/0x40 [ 99.163766][ T5145] ? add_lock_to_list+0xc7/0x100 [ 99.163790][ T5145] ? __pfx_recv_work+0x10/0x10 [ 99.163814][ T5145] ? process_scheduled_works+0xa8d/0x18c0 [ 99.163831][ T5145] ? process_scheduled_works+0xa8d/0x18c0 [ 99.163850][ T5145] process_scheduled_works+0xb6e/0x18c0 [ 99.163878][ T5145] ? __pfx_process_scheduled_works+0x10/0x10 [ 99.163898][ T5145] ? assign_work+0x3d5/0x5e0 [ 99.163917][ T5145] worker_thread+0xa53/0xfc0 [ 99.163948][ T5145] kthread+0x388/0x470 [ 99.163967][ T5145] ? __pfx_worker_thread+0x10/0x10 [ 99.163990][ T5145] ? __pfx_kthread+0x10/0x10 [ 99.164009][ T5145] ret_from_fork+0x51e/0xb90 [ 99.164035][ T5145] ? __pfx_ret_from_fork+0x10/0x10 [ 99.164053][ T5145] ? __switch_to+0xc7d/0x1450 [ 99.164070][ T5145] ? __pfx_kthread+0x10/0x10 [ 99.164083][ T5145] ret_from_fork_asm+0x1a/0x30 [ 99.164117][ T5145] [ 99.178740][ T51] block nbd1: Receive control failed (result -32) [ 99.188659][ T5145] Bluetooth: hci0: command tx timeout [ 99.401697][ T6015] nbd1: detected capacity change from 0 to 63 [ 99.409726][ T5839] block nbd1: Dead connection, failed to find a fallback [ 99.419405][ T5839] block nbd1: shutting down sockets [ 99.434552][ T5839] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 2026/03/23 05:24:14 executed programs: 4 [ 99.449684][ T5839] Buffer I/O error on dev nbd1, logical block 0, async page read [ 99.459131][ T5839] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.469243][ T5839] Buffer I/O error on dev nbd1, logical block 1, async page read [ 99.479368][ T5839] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.489709][ T5839] Buffer I/O error on dev nbd1, logical block 2, async page read [ 99.497814][ T5839] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.508353][ T5839] Buffer I/O error on dev nbd1, logical block 3, async page read [ 99.516581][ T5839] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.527097][ T5839] Buffer I/O error on dev nbd1, logical block 0, async page read [ 99.535088][ T5839] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.545038][ T5839] Buffer I/O error on dev nbd1, logical block 1, async page read [ 99.552974][ T5839] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.563089][ T5839] Buffer I/O error on dev nbd1, logical block 2, async page read [ 99.571254][ T5839] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.580823][ T5839] Buffer I/O error on dev nbd1, logical block 3, async page read [ 99.588637][ T5839] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.598206][ T5839] Buffer I/O error on dev nbd1, logical block 0, async page read [ 99.606163][ T5839] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 99.615812][ T5839] Buffer I/O error on dev nbd1, logical block 1, async page read [ 99.623855][ T5839] ldm_validate_partition_table(): Disk read failed. [ 99.624012][ T6030] nbd2: detected capacity change from 0 to 63 [ 99.630834][ T5839] Dev nbd1: unable to read RDB block 0 [ 99.639957][ T5145] block nbd2: Receive control failed (result -104) [ 99.642490][ T5839] nbd1: unable to read partition table [ 99.648758][ T5851] block nbd2: Receive control failed (result -32) [ 99.680468][ T5839] ldm_validate_partition_table(): Disk read failed. [ 99.687638][ T5839] Dev nbd1: unable to read RDB block 0 [ 99.693543][ T5839] nbd1: unable to read partition table [ 99.884012][ T6033] nbd3: detected capacity change from 0 to 63 [ 99.891167][ T5145] block nbd3: Receive control failed (result -104) [ 99.891185][ T5839] block nbd3: Send control failed (result -32) [ 99.898444][ T5851] block nbd3: Receive control failed (result -32) [ 99.912517][ T5839] block nbd3: Request send failed, requeueing [ 99.919348][ T5158] block nbd3: Dead connection, failed to find a fallback [ 99.926436][ T5158] block nbd3: shutting down sockets [ 100.134010][ T6036] nbd4: detected capacity change from 0 to 63 [ 100.140964][ T5145] block nbd4: Receive control failed (result -104) [ 100.140964][ T5851] block nbd4: Receive control failed (result -32) [ 100.144279][ T5835] block nbd4: Send control failed (result -32) [ 100.160434][ T5835] block nbd4: Request send failed, requeueing [ 100.175188][ T1917] block nbd4: Dead connection, failed to find a fallback [ 100.182581][ T1917] block nbd4: shutting down sockets [ 100.374029][ T6039] nbd5: detected capacity change from 0 to 63 [ 100.381068][ T5851] block nbd5: Receive control failed (result -104) [ 100.381068][ T6040] block nbd5: Send control failed (result -32) [ 100.383822][ T5145] block nbd5: Receive control failed (result -32) [ 100.387873][ T6040] block nbd5: Request send failed, requeueing [ 100.408259][ T1917] block nbd5: Dead connection, failed to find a fallback [ 100.415403][ T1917] block nbd5: shutting down sockets [ 100.626623][ T5145] block nbd6: Receive control failed (result -107) [ 100.664017][ T6044] nbd6: detected capacity change from 0 to 63 [ 100.671483][ T5851] block nbd6: Receive control failed (result -104) [ 100.854065][ T6047] nbd7: detected capacity change from 0 to 63 [ 100.861567][ T5145] block nbd7: Receive control failed (result -104) [ 100.862180][ T5851] block nbd7: Receive control failed (result -32) [ 101.114061][ T6051] nbd8: detected capacity change from 0 to 63 [ 101.121544][ T5145] block nbd8: Receive control failed (result -104) [ 101.122000][ T5851] block nbd8: Receive control failed (result -32) [ 101.344076][ T6055] nbd9: detected capacity change from 0 to 63 [ 101.351163][ T5851] block nbd9: Receive control failed (result -32) [ 101.351163][ T5145] block nbd9: Receive control failed (result -104) [ 101.351228][ T6056] block nbd9: Send control failed (result -32) [ 101.370357][ T6056] block nbd9: Request send failed, requeueing [ 101.376985][ T6056] block nbd9: Dead connection, failed to find a fallback [ 101.384109][ T1917] block nbd9: Dead connection, failed to find a fallback [ 101.391154][ T1917] block nbd9: shutting down sockets [ 101.397116][ T5145] Bluetooth: hci0: command tx timeout [ 101.585257][ T5851] block nbd10: Receive control failed (result -104) [ 101.585258][ T5145] block nbd10: Receive control failed (result -32) [ 101.815179][ T5851] block nbd11: Receive control failed (result -104) [ 101.815613][ T5145] block nbd11: Receive control failed (result -32) [ 102.015938][ T6068] block nbd12: Send control failed (result -32) [ 102.022440][ T5145] block nbd12: Receive control failed (result -32) [ 102.025049][ T6068] block nbd12: Request send failed, requeueing [ 102.029109][ T5851] block nbd12: Receive control failed (result -32) [ 102.035872][ T6068] block nbd12: Send control failed (result -32) [ 102.049297][ T6068] block nbd12: Request send failed, requeueing [ 102.056042][ T1917] block nbd12: Dead connection, failed to find a fallback [ 102.063265][ T1917] block nbd12: shutting down sockets [ 102.069412][ T6068] ldm_validate_partition_table(): Disk read failed. [ 102.076308][ T6068] Dev nbd12: unable to read RDB block 0 [ 102.082117][ T6068] nbd12: unable to read partition table [ 102.090498][ T6068] ldm_validate_partition_table(): Disk read failed. [ 102.097762][ T6068] Dev nbd12: unable to read RDB block 0 [ 102.103566][ T6068] nbd12: unable to read partition table [ 102.294920][ T5145] block nbd13: Receive control failed (result -104) [ 102.294934][ T6068] block nbd13: Send control failed (result -32) [ 102.294953][ T6068] block nbd13: Request send failed, requeueing [ 102.304008][ T5851] block nbd13: Receive control failed (result -32) [ 102.308373][ T6070] block nbd13: Send control failed (result -32) [ 102.328794][ T6070] block nbd13: Request send failed, requeueing [ 102.335860][ T6070] block nbd13: Dead connection, failed to find a fallback [ 102.335877][ T6068] block nbd13: Dead connection, failed to find a fallback [ 102.358529][ T6070] block nbd13: shutting down sockets [ 102.565073][ T5145] block nbd14: Receive control failed (result -32) [ 102.565449][ T5851] block nbd14: Receive control failed (result -32) [ 102.795257][ T5145] block nbd15: Receive control failed (result -32) [ 102.795637][ T5851] block nbd15: Receive control failed (result -32) [ 103.014072][ T6081] set_capacity_and_notify: 6 callbacks suppressed [ 103.014092][ T6081] nbd16: detected capacity change from 0 to 63 [ 103.027535][ T5145] block nbd16: Receive control failed (result -32) [ 103.027546][ T5851] block nbd16: Receive control failed (result -32) [ 103.244108][ T6085] nbd17: detected capacity change from 0 to 63 [ 103.251412][ T5145] block nbd17: Receive control failed (result -32) [ 103.251419][ T5851] block nbd17: Receive control failed (result -32) [ 103.484139][ T6089] nbd18: detected capacity change from 0 to 63 [ 103.484942][ T51] Bluetooth: hci0: command tx timeout [ 103.496028][ T5851] block nbd18: Receive control failed (result -32) [ 103.502595][ T5145] block nbd18: Receive control failed (result -32) [ 103.724050][ T6094] nbd19: detected capacity change from 0 to 63 [ 103.731235][ T5145] block nbd19: Receive control failed (result -32) [ 103.731619][ T5851] block nbd19: Receive control failed (result -32) [ 103.964049][ T6098] nbd20: detected capacity change from 0 to 63 [ 103.971596][ T5145] block nbd20: Receive control failed (result -32) [ 103.972002][ T5851] block nbd20: Receive control failed (result -32) [ 104.186666][ T5145] block nbd21: Receive control failed (result -107) [ 104.224072][ T6102] nbd21: detected capacity change from 0 to 63 [ 104.231359][ T5851] block nbd21: Receive control failed (result -32) [ 104.466587][ T5145] block nbd22: Receive control failed (result -107) [ 104.504044][ T6106] nbd22: detected capacity change from 0 to 63 [ 104.511082][ T5851] block nbd22: Receive control failed (result -32) 2026/03/23 05:24:19 executed programs: 25 [ 104.724364][ T6110] nbd23: detected capacity change from 0 to 63 [ 104.731551][ T5145] block nbd23: Receive control failed (result -32) [ 104.731962][ T5851] block nbd23: Receive control failed (result -32) [ 104.936602][ T5145] block nbd24: Receive control failed (result -107) [ 104.974379][ T6114] nbd24: detected capacity change from 0 to 63 [ 104.981547][ T5851] block nbd24: Receive control failed (result -32) [ 105.186475][ T5145] block nbd25: Receive control failed (result -107) [ 105.224029][ T6118] nbd25: detected capacity change from 0 to 63 [ 105.230949][ T5851] block nbd25: Receive control failed (result -32) [ 105.455443][ T5145] block nbd26: Receive control failed (result -32) [ 105.455833][ T5851] block nbd26: Receive control failed (result -32) [ 105.676742][ T5145] block nbd27: Receive control failed (result -107) [ 105.715102][ T5851] block nbd27: Receive control failed (result -32) [ 105.926855][ T5145] block nbd28: Receive control failed (result -107) [ 105.965008][ T5851] block nbd28: Receive control failed (result -32) [ 106.176511][ T5145] block nbd29: Receive control failed (result -107) [ 106.215033][ T5851] block nbd29: Receive control failed (result -32) [ 106.445511][ T5145] block nbd30: Receive control failed (result -32) [ 106.452094][ T5851] block nbd30: Receive control failed (result -32) [ 106.646635][ T5145] block nbd31: Receive control failed (result -107) [ 106.685439][ T5851] block nbd31: Receive control failed (result -32) [ 106.905436][ T5145] block nbd32: Receive control failed (result -32) [ 106.905813][ T5851] block nbd32: Receive control failed (result -32) [ 107.145171][ T5851] block nbd33: Receive control failed (result -32) [ 107.145555][ T5145] block nbd33: Receive control failed (result -32) [ 107.374816][ T5851] block nbd34: Receive control failed (result -32) [ 107.375206][ T5145] block nbd34: Receive control failed (result -32) [ 107.585212][ T5851] block nbd35: Receive control failed (result -32) [ 107.585220][ T5145] block nbd35: Receive control failed (result -32) [ 107.806942][ T5145] block nbd36: Receive control failed (result -107) [ 107.844764][ T5851] block nbd36: Receive control failed (result -32) [ 108.074038][ T6167] set_capacity_and_notify: 11 callbacks suppressed [ 108.074053][ T6167] nbd37: detected capacity change from 0 to 63 [ 108.087521][ T5145] block nbd37: Receive control failed (result -32) [ 108.087933][ T5851] block nbd37: Receive control failed (result -32)