Warning: Permanently added '10.128.1.114' (ED25519) to the list of known hosts. 2026/06/09 19:02:52 parsed 1 programs [ 88.451457][ T5647] cgroup: Unknown subsys name 'net' [ 88.541920][ T5647] cgroup: Unknown subsys name 'cpuset' [ 88.550362][ T5647] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 90.202244][ T5647] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.040627][ T808] cfg80211: failed to load regulatory.db [ 93.377151][ T5663] 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. [ 94.633783][ T171] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.642887][ T171] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.681141][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.690787][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.933305][ T5723] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.941136][ T5723] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.948446][ T5723] bridge_slave_0: entered allmulticast mode [ 96.956219][ T5723] bridge_slave_0: entered promiscuous mode [ 96.966659][ T5723] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.973995][ T5723] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.982293][ T5723] bridge_slave_1: entered allmulticast mode [ 96.989640][ T5723] bridge_slave_1: entered promiscuous mode [ 97.017889][ T5723] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.030036][ T5723] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.059352][ T5723] team0: Port device team_slave_0 added [ 97.066943][ T5723] team0: Port device team_slave_1 added [ 97.092391][ T5723] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.101083][ T5723] 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. [ 97.127864][ T5723] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.140697][ T5723] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.148249][ T5723] 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. [ 97.174200][ T5723] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.215880][ T5723] hsr_slave_0: entered promiscuous mode [ 97.222936][ T5723] hsr_slave_1: entered promiscuous mode [ 97.367824][ T5723] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 97.381215][ T5723] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 97.389598][ T5723] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 97.400437][ T5723] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 97.408401][ T5723] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 97.420474][ T5723] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 97.428425][ T5723] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 97.441846][ T5723] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 97.474853][ T5723] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.482328][ T5723] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.490171][ T5723] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.497366][ T5723] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.560069][ T5723] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.578369][ T171] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.588392][ T171] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.604503][ T5723] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.620672][ T1112] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.627809][ T1112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.642552][ T171] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.649737][ T171] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.984562][ T5723] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 98.032845][ T5723] veth0_vlan: entered promiscuous mode [ 98.047103][ T5723] veth1_vlan: entered promiscuous mode [ 98.080152][ T5723] veth0_macvtap: entered promiscuous mode [ 98.089838][ T5723] veth1_macvtap: entered promiscuous mode [ 98.109583][ T5723] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.125823][ T5723] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 98.144865][ T171] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.155447][ T171] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.165666][ T171] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.176019][ T171] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.336897][ T5761] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.339812][ T1112] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.349216][ T5761] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.365871][ T5761] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.374780][ T5761] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.383228][ T5761] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.436768][ T1112] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.499007][ T1112] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.579783][ T1112] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/06/09 19:03:06 executed programs: 0 [ 98.998784][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 99.011247][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 99.020707][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 99.029530][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 99.037515][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 99.493370][ T5770] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.500837][ T5770] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.508308][ T5770] bridge_slave_0: entered allmulticast mode [ 99.515626][ T5770] bridge_slave_0: entered promiscuous mode [ 99.523975][ T5770] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.531596][ T5770] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.538839][ T5770] bridge_slave_1: entered allmulticast mode [ 99.546000][ T5770] bridge_slave_1: entered promiscuous mode [ 99.577706][ T5770] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.591145][ T5770] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.620583][ T5770] team0: Port device team_slave_0 added [ 99.628627][ T5770] team0: Port device team_slave_1 added [ 99.653976][ T5770] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.660991][ T5770] 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. [ 99.686944][ T5770] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.700085][ T5770] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.707053][ T5770] 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. [ 99.733220][ T5770] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.790441][ T5770] hsr_slave_0: entered promiscuous mode [ 99.796785][ T5770] hsr_slave_1: entered promiscuous mode [ 99.803450][ T5770] debugfs: 'hsr0' already exists in 'hsr' [ 99.809343][ T5770] Cannot create hsr debugfs directory [ 100.610993][ T1112] bridge_slave_1: left allmulticast mode [ 100.616905][ T1112] bridge_slave_1: left promiscuous mode [ 100.625007][ T1112] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.636150][ T1112] bridge_slave_0: left allmulticast mode [ 100.643744][ T1112] bridge_slave_0: left promiscuous mode [ 100.649604][ T1112] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.769038][ T1112] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 100.783788][ T1112] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 100.794435][ T1112] bond0 (unregistering): Released all slaves [ 100.898305][ T1112] hsr_slave_0: left promiscuous mode [ 100.905371][ T1112] hsr_slave_1: left promiscuous mode [ 100.912954][ T1112] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 100.922978][ T1112] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 100.931917][ T1112] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 100.940311][ T1112] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 100.958929][ T1112] veth1_macvtap: left promiscuous mode [ 100.965226][ T1112] veth0_macvtap: left promiscuous mode [ 100.971860][ T1112] veth1_vlan: left promiscuous mode [ 100.978476][ T1112] veth0_vlan: left promiscuous mode [ 101.078167][ T5761] Bluetooth: hci0: command tx timeout [ 101.537818][ T1112] team0 (unregistering): Port device team_slave_1 removed [ 101.560289][ T1112] team0 (unregistering): Port device team_slave_0 removed [ 101.682082][ T5296] 8021q: adding VLAN 0 to HW filter on device eth1 [ 102.041001][ T5770] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 102.054907][ T5770] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 102.073768][ T5770] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 102.085041][ T5770] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 102.093360][ T5770] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 102.104920][ T5770] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 102.114315][ T5770] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 102.132391][ T5770] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 102.390781][ T5770] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.438580][ T5770] 8021q: adding VLAN 0 to HW filter on device team0 [ 102.456968][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.464337][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.484981][ T171] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.492167][ T171] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.087424][ T5770] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.159457][ T5761] Bluetooth: hci0: command tx timeout [ 103.163760][ T5770] veth0_vlan: entered promiscuous mode [ 103.186737][ T5770] veth1_vlan: entered promiscuous mode [ 103.231885][ T5770] veth0_macvtap: entered promiscuous mode [ 103.247573][ T5770] veth1_macvtap: entered promiscuous mode [ 103.272961][ T5770] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.293659][ T5770] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.316038][ T41] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.339254][ T41] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.364532][ T41] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.404815][ T41] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.464496][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.481444][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.529991][ T171] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.539441][ T171] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.827591][ T5860] nbd0: detected capacity change from 0 to 63 [ 103.837824][ T50] block nbd0: Receive control failed (result -32) [ 103.838101][ T5761] block nbd0: Receive control failed (result -32) [ 103.853775][ T5674] block nbd0: Send control failed (result -32) [ 103.868136][ T5674] block nbd0: Request send failed, requeueing [ 103.886472][ T1720] block nbd0: Dead connection, failed to find a fallback [ 103.894107][ T1720] block nbd0: shutting down sockets [ 103.899954][ T1720] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 103.903426][ T5674] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 103.910064][ T1720] Buffer I/O error on dev nbd0, logical block 0, async page read [ 103.922754][ T5674] Buffer I/O error on dev nbd0, logical block 1, async page read [ 103.937039][ T5674] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 103.946458][ T5674] Buffer I/O error on dev nbd0, logical block 2, async page read [ 103.954680][ T5674] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 103.963962][ T5674] Buffer I/O error on dev nbd0, logical block 3, async page read [ 103.971946][ T5674] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 103.981078][ T5674] Buffer I/O error on dev nbd0, logical block 0, async page read [ 103.989135][ T5674] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 103.998860][ T5674] Buffer I/O error on dev nbd0, logical block 1, async page read [ 104.006790][ T5674] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 104.015991][ T5674] Buffer I/O error on dev nbd0, logical block 2, async page read [ 104.023874][ T5674] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 104.033228][ T5674] Buffer I/O error on dev nbd0, logical block 3, async page read [ 104.042479][ T5674] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 104.052138][ T5674] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.060171][ T5674] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 104.069310][ T5674] Buffer I/O error on dev nbd0, logical block 1, async page read [ 104.079444][ T5674] ldm_validate_partition_table(): Disk read failed. [ 104.087687][ T5674] Dev nbd0: unable to read RDB block 0 [ 104.094504][ T5674] nbd0: unable to read partition table [ 104.106583][ T5674] ldm_validate_partition_table(): Disk read failed. [ 104.114614][ T5674] Dev nbd0: unable to read RDB block 0 [ 104.121786][ T5674] nbd0: unable to read partition table [ 104.267824][ T5861] nbd1: detected capacity change from 0 to 63 [ 104.277983][ T5861] block nbd0: reconnected socket [ 104.281132][ T4951] block nbd0: Receive control failed (result -107) [ 104.283793][ T50] block nbd1: Receive control failed (result -104) [ 104.291561][ T4951] [ 104.297095][ T5761] block nbd1: Receive control failed (result -32) [ 104.299392][ T4951] ====================================================== [ 104.299402][ T4951] WARNING: possible circular locking dependency detected [ 104.299412][ T4951] syzkaller #0 Not tainted [ 104.299422][ T4951] ------------------------------------------------------ [ 104.299430][ T4951] kworker/u9:1/4951 is trying to acquire lock: [ 104.299440][ T4951] ffff888035d760e0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: inet_shutdown+0x6a/0x390 [ 104.346617][ T4951] [ 104.346617][ T4951] but task is already holding lock: [ 104.353980][ T4951] ffff88807d025068 (&nsock->tx_lock){+.+.}-{4:4}, at: recv_work+0x1c19/0x1d40 [ 104.362857][ T4951] [ 104.362857][ T4951] which lock already depends on the new lock. [ 104.362857][ T4951] [ 104.373261][ T4951] [ 104.373261][ T4951] the existing dependency chain (in reverse order) is: [ 104.382273][ T4951] [ 104.382273][ T4951] -> #6 (&nsock->tx_lock){+.+.}-{4:4}: [ 104.389925][ T4951] __mutex_lock+0x1a3/0x1550 [ 104.395041][ T4951] nbd_queue_rq+0x37b/0x1100 [ 104.400164][ T4951] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 104.406235][ T4951] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 104.413110][ T4951] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 104.419617][ T4951] blk_mq_run_hw_queue+0x348/0x4f0 [ 104.425425][ T4951] blk_mq_dispatch_list+0xd16/0xe10 [ 104.431160][ T4951] blk_mq_flush_plug_list+0x48d/0x570 [ 104.437059][ T4951] __blk_flush_plug+0x3ed/0x4d0 [ 104.442433][ T4951] __submit_bio+0x28d/0x580 [ 104.447473][ T4951] submit_bio_noacct_nocheck+0x2f4/0xa40 [ 104.453659][ T4951] block_read_full_folio+0x599/0x830 [ 104.459486][ T4951] filemap_read_folio+0x137/0x3b0 [ 104.465049][ T4951] do_read_cache_folio+0x358/0x590 [ 104.470690][ T4951] read_part_sector+0xb6/0x2b0 [ 104.475984][ T4951] adfspart_check_ICS+0xb1/0x960 [ 104.481446][ T4951] bdev_disk_changed+0x817/0x1770 [ 104.486994][ T4951] blkdev_get_whole+0x380/0x510 [ 104.492373][ T4951] bdev_open+0x31e/0xd30 [ 104.497144][ T4951] blkdev_open+0x470/0x610 [ 104.502092][ T4951] do_dentry_open+0x822/0x13a0 [ 104.507386][ T4951] vfs_open+0x3b/0x340 [ 104.511982][ T4951] path_openat+0x2e08/0x3860 [ 104.517105][ T4951] do_file_open+0x23e/0x4a0 [ 104.522145][ T4951] do_sys_openat2+0x113/0x200 [ 104.527349][ T4951] __x64_sys_openat+0x138/0x170 [ 104.532726][ T4951] do_syscall_64+0x174/0x580 [ 104.537847][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.544263][ T4951] [ 104.544263][ T4951] -> #5 (&cmd->lock){+.+.}-{4:4}: [ 104.551487][ T4951] __mutex_lock+0x1a3/0x1550 [ 104.556625][ T4951] nbd_queue_rq+0xc6/0x1100 [ 104.561665][ T4951] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 104.567739][ T4951] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 104.574598][ T4951] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 104.581102][ T4951] blk_mq_run_hw_queue+0x348/0x4f0 [ 104.586737][ T4951] blk_mq_dispatch_list+0xd16/0xe10 [ 104.592457][ T4951] blk_mq_flush_plug_list+0x48d/0x570 [ 104.598351][ T4951] __blk_flush_plug+0x3ed/0x4d0 [ 104.603753][ T4951] __submit_bio+0x28d/0x580 [ 104.608791][ T4951] submit_bio_noacct_nocheck+0x2f4/0xa40 [ 104.614972][ T4951] block_read_full_folio+0x599/0x830 [ 104.620786][ T4951] filemap_read_folio+0x137/0x3b0 [ 104.626342][ T4951] do_read_cache_folio+0x358/0x590 [ 104.631980][ T4951] read_part_sector+0xb6/0x2b0 [ 104.637276][ T4951] adfspart_check_ICS+0xb1/0x960 [ 104.642753][ T4951] bdev_disk_changed+0x817/0x1770 [ 104.648323][ T4951] blkdev_get_whole+0x380/0x510 [ 104.653707][ T4951] bdev_open+0x31e/0xd30 [ 104.658495][ T4951] blkdev_open+0x470/0x610 [ 104.663448][ T4951] do_dentry_open+0x822/0x13a0 [ 104.668735][ T4951] vfs_open+0x3b/0x340 [ 104.673336][ T4951] path_openat+0x2e08/0x3860 [ 104.678454][ T4951] do_file_open+0x23e/0x4a0 [ 104.683485][ T4951] do_sys_openat2+0x113/0x200 [ 104.688683][ T4951] __x64_sys_openat+0x138/0x170 [ 104.694056][ T4951] do_syscall_64+0x174/0x580 [ 104.699188][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.705690][ T4951] [ 104.705690][ T4951] -> #4 (set->srcu){.+.+}-{0:0}: [ 104.712818][ T4951] __synchronize_srcu+0xca/0x300 [ 104.718276][ T4951] elevator_switch+0x1e8/0x7a0 [ 104.723560][ T4951] elevator_change+0x2cc/0x450 [ 104.728845][ T4951] elevator_set_default+0x36c/0x430 [ 104.734570][ T4951] blk_register_queue+0x3e9/0x4e0 [ 104.740124][ T4951] __add_disk+0x677/0xd50 [ 104.744981][ T4951] add_disk_fwnode+0xfb/0x480 [ 104.750183][ T4951] nbd_dev_add+0x72c/0xb50 [ 104.755132][ T4951] nbd_init+0x168/0x1f0 [ 104.759810][ T4951] do_one_initcall+0x250/0x870 [ 104.765097][ T4951] do_initcall_level+0x104/0x190 [ 104.770561][ T4951] do_initcalls+0x59/0xa0 [ 104.775406][ T4951] kernel_init_freeable+0x2a6/0x3e0 [ 104.781128][ T4951] kernel_init+0x1d/0x1d0 [ 104.786072][ T4951] ret_from_fork+0x514/0xb70 [ 104.791184][ T4951] ret_from_fork_asm+0x1a/0x30 [ 104.796472][ T4951] [ 104.796472][ T4951] -> #3 (&q->elevator_lock){+.+.}-{4:4}: [ 104.804293][ T4951] __mutex_lock+0x1a3/0x1550 [ 104.809403][ T4951] elevator_change+0x1b3/0x450 [ 104.814687][ T4951] elevator_set_none+0xb5/0x140 [ 104.820064][ T4951] blk_mq_update_nr_hw_queues+0x5e7/0x1a60 [ 104.826401][ T4951] nbd_start_device+0x17f/0xb10 [ 104.831777][ T4951] nbd_genl_connect+0x165b/0x1cf0 [ 104.837328][ T4951] genl_family_rcv_msg_doit+0x22a/0x330 [ 104.843407][ T4951] genl_rcv_msg+0x61c/0x7a0 [ 104.848434][ T4951] netlink_rcv_skb+0x232/0x4b0 [ 104.853718][ T4951] genl_rcv+0x28/0x40 [ 104.858227][ T4951] netlink_unicast+0x75c/0x8e0 [ 104.863513][ T4951] netlink_sendmsg+0x813/0xb40 [ 104.868804][ T4951] ____sys_sendmsg+0x972/0x9f0 [ 104.874090][ T4951] ___sys_sendmsg+0x2a5/0x360 [ 104.879466][ T4951] __x64_sys_sendmsg+0x1bd/0x2a0 [ 104.884926][ T4951] do_syscall_64+0x174/0x580 [ 104.890035][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.896449][ T4951] [ 104.896449][ T4951] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}: [ 104.905059][ T4951] blk_alloc_queue+0x546/0x680 [ 104.910348][ T4951] __blk_mq_alloc_disk+0x197/0x390 [ 104.915983][ T4951] nbd_dev_add+0x499/0xb50 [ 104.920923][ T4951] nbd_init+0x168/0x1f0 [ 104.925631][ T4951] do_one_initcall+0x250/0x870 [ 104.930918][ T4951] do_initcall_level+0x104/0x190 [ 104.936388][ T4951] do_initcalls+0x59/0xa0 [ 104.941237][ T4951] kernel_init_freeable+0x2a6/0x3e0 [ 104.946951][ T4951] kernel_init+0x1d/0x1d0 [ 104.951806][ T4951] ret_from_fork+0x514/0xb70 [ 104.956918][ T4951] ret_from_fork_asm+0x1a/0x30 [ 104.962208][ T4951] [ 104.962208][ T4951] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 104.969425][ T4951] fs_reclaim_acquire+0x71/0x100 [ 104.974890][ T4951] kmem_cache_alloc_node_noprof+0x4a/0x690 [ 104.981222][ T4951] __alloc_skb+0x1d0/0x7d0 [ 104.986172][ T4951] __ip6_append_data+0x2d3c/0x3f60 [ 104.991808][ T4951] ip6_append_data+0x10f/0x280 [ 104.997100][ T4951] rawv6_sendmsg+0x12d3/0x18e0 [ 105.002395][ T4951] ____sys_sendmsg+0x80a/0x9f0 [ 105.007682][ T4951] ___sys_sendmsg+0x2a5/0x360 [ 105.012885][ T4951] __x64_sys_sendmsg+0x1bd/0x2a0 [ 105.018346][ T4951] do_syscall_64+0x174/0x580 [ 105.023459][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 105.029874][ T4951] [ 105.029874][ T4951] -> #0 (sk_lock-AF_INET6){+.+.}-{0:0}: [ 105.037606][ T4951] __lock_acquire+0x15a5/0x2cf0 [ 105.042978][ T4951] lock_acquire+0x106/0x350 [ 105.048174][ T4951] lock_sock_nested+0x41/0x100 [ 105.053467][ T4951] inet_shutdown+0x6a/0x390 [ 105.058495][ T4951] nbd_mark_nsock_dead+0x2e9/0x560 [ 105.064140][ T4951] recv_work+0x1c2e/0x1d40 [ 105.069103][ T4951] process_scheduled_works+0xb5d/0x1860 [ 105.075174][ T4951] worker_thread+0xa53/0xfc0 [ 105.080289][ T4951] kthread+0x389/0x470 [ 105.084881][ T4951] ret_from_fork+0x514/0xb70 [ 105.089993][ T4951] ret_from_fork_asm+0x1a/0x30 [ 105.095280][ T4951] [ 105.095280][ T4951] other info that might help us debug this: [ 105.095280][ T4951] [ 105.105505][ T4951] Chain exists of: [ 105.105505][ T4951] sk_lock-AF_INET6 --> &cmd->lock --> &nsock->tx_lock [ 105.105505][ T4951] [ 105.118200][ T4951] Possible unsafe locking scenario: [ 105.118200][ T4951] [ 105.125644][ T4951] CPU0 CPU1 [ 105.131003][ T4951] ---- ---- [ 105.136369][ T4951] lock(&nsock->tx_lock); [ 105.140787][ T4951] lock(&cmd->lock); [ 105.147296][ T4951] lock(&nsock->tx_lock); [ 105.154321][ T4951] lock(sk_lock-AF_INET6); [ 105.158822][ T4951] [ 105.158822][ T4951] *** DEADLOCK *** [ 105.158822][ T4951] [ 105.166965][ T4951] 3 locks held by kworker/u9:1/4951: [ 105.172330][ T4951] #0: ffff888026bea940 ((wq_completion)nbd0-recv){+.+.}-{0:0}, at: process_scheduled_works+0xa35/0x1860 [ 105.183557][ T4951] #1: ffffc9001004fc40 ((work_completion)(&args->work)#3){+.+.}-{0:0}, at: process_scheduled_works+0xa70/0x1860 [ 105.195482][ T4951] #2: ffff88807d025068 (&nsock->tx_lock){+.+.}-{4:4}, at: recv_work+0x1c19/0x1d40 [ 105.204796][ T4951] [ 105.204796][ T4951] stack backtrace: [ 105.210691][ T4951] CPU: 0 UID: 0 PID: 4951 Comm: kworker/u9:1 Not tainted syzkaller #0 PREEMPT(full) [ 105.210710][ T4951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 105.210723][ T4951] Workqueue: nbd0-recv recv_work [ 105.210738][ T4951] Call Trace: [ 105.210745][ T4951] [ 105.210752][ T4951] dump_stack_lvl+0xe8/0x150 [ 105.210770][ T4951] print_circular_bug+0x2e1/0x300 [ 105.210792][ T4951] check_noncircular+0x12e/0x150 [ 105.210813][ T4951] __lock_acquire+0x15a5/0x2cf0 [ 105.210830][ T4951] ? do_raw_spin_unlock+0xf5/0x210 [ 105.210852][ T4951] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 105.210877][ T4951] ? try_to_wake_up+0x7f2/0x1380 [ 105.210902][ T4951] ? inet_shutdown+0x6a/0x390 [ 105.210925][ T4951] lock_acquire+0x106/0x350 [ 105.210939][ T4951] ? inet_shutdown+0x6a/0x390 [ 105.210965][ T4951] lock_sock_nested+0x41/0x100 [ 105.210987][ T4951] ? inet_shutdown+0x6a/0x390 [ 105.211010][ T4951] inet_shutdown+0x6a/0x390 [ 105.211034][ T4951] nbd_mark_nsock_dead+0x2e9/0x560 [ 105.211059][ T4951] recv_work+0x1c2e/0x1d40 [ 105.211077][ T4951] ? lockdep_unlock+0x5d/0xd0 [ 105.211094][ T4951] ? __pfx_recv_work+0x10/0x10 [ 105.211109][ T4951] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 105.211138][ T4951] ? process_scheduled_works+0xa70/0x1860 [ 105.211156][ T4951] ? process_scheduled_works+0xa70/0x1860 [ 105.211170][ T4951] ? process_scheduled_works+0xa70/0x1860 [ 105.211185][ T4951] process_scheduled_works+0xb5d/0x1860 [ 105.211200][ T4951] ? __lock_acquire+0x6b5/0x2cf0 [ 105.211223][ T4951] ? __pfx_process_scheduled_works+0x10/0x10 [ 105.211240][ T4951] ? assign_work+0x3d5/0x5e0 [ 105.211255][ T4951] worker_thread+0xa53/0xfc0 [ 105.211279][ T4951] kthread+0x389/0x470 [ 105.211298][ T4951] ? __pfx_worker_thread+0x10/0x10 [ 105.211312][ T4951] ? __pfx_kthread+0x10/0x10 [ 105.211332][ T4951] ret_from_fork+0x514/0xb70 [ 105.211348][ T4951] ? __pfx_ret_from_fork+0x10/0x10 [ 105.211363][ T4951] ? __switch_to+0xc79/0x1410 [ 105.211386][ T4951] ? __pfx_kthread+0x10/0x10 [ 105.211404][ T4951] ret_from_fork_asm+0x1a/0x30 [ 105.211427][ T4951] [ 105.412830][ T50] Bluetooth: hci0: command tx timeout 2026/06/09 19:03:12 executed programs: 4 [ 105.637387][ T5863] nbd2: detected capacity change from 0 to 63 [ 105.645077][ T5863] block nbd0: reconnected socket [ 105.645122][ T5761] block nbd0: Receive control failed (result -107) [ 105.651330][ T50] block nbd2: Receive control failed (result -104) [ 105.656775][ T4951] block nbd2: Receive control failed (result -32) [ 105.887352][ T5864] nbd3: detected capacity change from 0 to 63 [ 105.894968][ T5864] block nbd0: reconnected socket [ 105.895003][ T50] block nbd0: Receive control failed (result -107) [ 105.900768][ T5761] block nbd3: Receive control failed (result -104) [ 105.906553][ T4951] block nbd3: Receive control failed (result -32) [ 106.147349][ T5865] nbd4: detected capacity change from 0 to 63 [ 106.155033][ T5865] block nbd0: reconnected socket [ 106.155094][ T50] block nbd0: Receive control failed (result -107) [ 106.160749][ T5761] block nbd4: Receive control failed (result -104) [ 106.166687][ T4951] block nbd4: Receive control failed (result -32) [ 106.417362][ T5867] nbd5: detected capacity change from 0 to 63 [ 106.425038][ T5867] block nbd0: reconnected socket [ 106.425088][ T5761] block nbd0: Receive control failed (result -107) [ 106.430863][ T4951] block nbd5: Receive control failed (result -104) [ 106.436642][ T50] block nbd5: Receive control failed (result -32) [ 106.667465][ T5869] nbd6: detected capacity change from 0 to 63 [ 106.675269][ T5869] block nbd0: reconnected socket [ 106.675305][ T4951] block nbd0: Receive control failed (result -107) [ 106.681105][ T50] block nbd6: Receive control failed (result -104) [ 106.686902][ T5761] block nbd6: Receive control failed (result -32) [ 106.917336][ T5871] nbd7: detected capacity change from 0 to 63 [ 106.925458][ T5871] block nbd0: reconnected socket [ 106.925518][ T4951] block nbd0: Receive control failed (result -107) [ 106.931235][ T5761] block nbd7: Receive control failed (result -104) [ 106.937039][ T50] block nbd7: Receive control failed (result -32) [ 107.147350][ T5873] nbd8: detected capacity change from 0 to 63 [ 107.155099][ T5873] block nbd0: reconnected socket [ 107.155162][ T5761] block nbd0: Receive control failed (result -107) [ 107.160916][ T50] block nbd8: Receive control failed (result -104) [ 107.166716][ T4951] block nbd8: Receive control failed (result -32) [ 107.397788][ T5875] nbd9: detected capacity change from 0 to 63 [ 107.405459][ T5875] block nbd0: reconnected socket [ 107.405521][ T50] block nbd0: Receive control failed (result -107) [ 107.411446][ T4951] block nbd9: Receive control failed (result -104) [ 107.417025][ T5761] block nbd9: Receive control failed (result -32) [ 107.477874][ T5761] Bluetooth: hci0: command tx timeout [ 107.648843][ T5877] block nbd0: reconnected socket [ 107.648907][ T4951] block nbd0: Receive control failed (result -107) [ 107.655142][ T50] block nbd10: Receive control failed (result -104) [ 107.660478][ T5761] block nbd10: Receive control failed (result -32) [ 107.889977][ T5879] block nbd0: reconnected socket [ 107.890052][ T5761] block nbd0: Receive control failed (result -107) [ 107.895410][ T50] block nbd11: Receive control failed (result -104) [ 107.901570][ T4951] block nbd11: Receive control failed (result -32) [ 108.188856][ T5881] block nbd0: reconnected socket [ 108.188901][ T50] block nbd0: Receive control failed (result -107) [ 108.194608][ T4951] block nbd12: Receive control failed (result -104) [ 108.200898][ T5761] block nbd12: Receive control failed (result -32) [ 108.418579][ T5883] block nbd0: reconnected socket [ 108.418633][ T5761] block nbd0: Receive control failed (result -107) [ 108.424189][ T4951] block nbd13: Receive control failed (result -32) [ 108.430159][ T50] block nbd13: Receive control failed (result -32) [ 108.668988][ T5884] block nbd0: reconnected socket [ 108.669036][ T5761] block nbd0: Receive control failed (result -107) [ 108.674759][ T50] block nbd14: Receive control failed (result -32) [ 108.680677][ T4951] block nbd14: Receive control failed (result -32) [ 108.887443][ T5885] set_capacity_and_notify: 5 callbacks suppressed [ 108.887465][ T5885] nbd15: detected capacity change from 0 to 63 [ 108.901817][ T5885] block nbd0: reconnected socket [ 108.901865][ T4951] block nbd0: Receive control failed (result -107) [ 108.913334][ T50] block nbd15: Receive control failed (result -32) [ 108.920011][ T5761] block nbd15: Receive control failed (result -32) [ 109.137335][ T5886] nbd16: detected capacity change from 0 to 63 [ 109.144873][ T5886] block nbd0: reconnected socket [ 109.144918][ T50] block nbd0: Receive control failed (result -107) [ 109.150298][ T4951] block nbd16: Receive control failed (result -32) [ 109.156446][ T5761] block nbd16: Receive control failed (result -32) [ 109.407429][ T5888] nbd17: detected capacity change from 0 to 63 [ 109.415099][ T5888] block nbd0: reconnected socket [ 109.415155][ T4951] block nbd0: Receive control failed (result -107) [ 109.421200][ T50] block nbd17: Receive control failed (result -32) [ 109.426711][ T5761] block nbd17: Receive control failed (result -32) [ 109.667363][ T5890] nbd18: detected capacity change from 0 to 63 [ 109.674770][ T5890] block nbd0: reconnected socket [ 109.674816][ T50] block nbd0: Receive control failed (result -107) [ 109.680397][ T4951] block nbd18: Receive control failed (result -32) [ 109.686461][ T5761] block nbd18: Receive control failed (result -32) [ 109.927367][ T5892] nbd19: detected capacity change from 0 to 63 [ 109.935017][ T5892] block nbd0: reconnected socket [ 109.935062][ T4951] block nbd0: Receive control failed (result -107) [ 109.946595][ T50] block nbd19: Receive control failed (result -32) [ 109.949227][ T5761] block nbd19: Receive control failed (result -32) [ 110.177329][ T5894] nbd20: detected capacity change from 0 to 63 [ 110.184706][ T5894] block nbd0: reconnected socket [ 110.184751][ T50] block nbd0: Receive control failed (result -107) [ 110.190478][ T4951] block nbd20: Receive control failed (result -32) [ 110.196277][ T5761] block nbd20: Receive control failed (result -32) 2026/06/09 19:03:17 executed programs: 24 [ 110.437481][ T5896] nbd21: detected capacity change from 0 to 63 [ 110.445131][ T5896] block nbd0: reconnected socket [ 110.445172][ T4951] block nbd0: Receive control failed (result -107) [ 110.451028][ T50] block nbd21: Receive control failed (result -32) [ 110.456705][ T5761] block nbd21: Receive control failed (result -32) [ 110.677348][ T5898] nbd22: detected capacity change from 0 to 63 [ 110.685128][ T5898] block nbd0: reconnected socket [ 110.685174][ T50] block nbd0: Receive control failed (result -107) [ 110.691023][ T4951] block nbd22: Receive control failed (result -32) [ 110.696721][ T5761] block nbd22: Receive control failed (result -32) [ 110.927365][ T5900] nbd23: detected capacity change from 0 to 63 [ 110.934846][ T5900] block nbd0: reconnected socket [ 110.934892][ T4951] block nbd0: Receive control failed (result -107) [ 110.940686][ T50] block nbd23: Receive control failed (result -32) [ 110.946488][ T5761] block nbd23: Receive control failed (result -32) [ 111.177378][ T5902] nbd24: detected capacity change from 0 to 63 [ 111.184871][ T5902] block nbd0: reconnected socket [ 111.184926][ T50] block nbd0: Receive control failed (result -107) [ 111.190667][ T4951] block nbd24: Receive control failed (result -32) [ 111.196452][ T5761] block nbd24: Receive control failed (result -32) [ 111.428920][ T5904] block nbd0: reconnected socket [ 111.428967][ T4951] block nbd0: Receive control failed (result -107) [ 111.434521][ T50] block nbd25: Receive control failed (result -32) [ 111.440492][ T5761] block nbd25: Receive control failed (result -32) [ 111.678578][ T5906] block nbd0: reconnected socket [ 111.678626][ T50] block nbd0: Receive control failed (result -107) [ 111.684162][ T5761] block nbd26: Receive control failed (result -32) [ 111.690161][ T4951] block nbd26: Receive control failed (result -32) [ 111.939202][ T5908] block nbd0: reconnected socket [ 111.939249][ T5761] block nbd0: Receive control failed (result -107) [ 111.944788][ T4951] block nbd27: Receive control failed (result -32) [ 111.950806][ T50] block nbd27: Receive control failed (result -32) [ 112.218562][ T5910] block nbd0: reconnected socket [ 112.218609][ T4951] block nbd0: Receive control failed (result -107) [ 112.224165][ T50] block nbd28: Receive control failed (result -32) [ 112.230182][ T5761] block nbd28: Receive control failed (result -32) [ 112.498530][ T5912] block nbd0: reconnected socket [ 112.498576][ T50] block nbd0: Receive control failed (result -107) [ 112.504146][ T5761] block nbd29: Receive control failed (result -32) [ 112.510158][ T4951] block nbd29: Receive control failed (result -32) [ 112.738629][ T5914] block nbd0: reconnected socket [ 112.738684][ T5761] block nbd0: Receive control failed (result -107) [ 112.744234][ T4951] block nbd30: Receive control failed (result -32) [ 112.750209][ T50] block nbd30: Receive control failed (result -32) [ 113.018532][ T5916] block nbd0: reconnected socket [ 113.018582][ T4951] block nbd0: Receive control failed (result -107) [ 113.024168][ T5761] block nbd31: Receive control failed (result -32) [ 113.030128][ T50] block nbd31: Receive control failed (result -32) [ 113.278729][ T5918] block nbd0: reconnected socket [ 113.278776][ T5761] block nbd0: Receive control failed (result -107) [ 113.284236][ T4951] block nbd32: Receive control failed (result -32) [ 113.290323][ T50] block nbd32: Receive control failed (result -32) [ 113.539269][ T5920] block nbd0: reconnected socket [ 113.539317][ T50] block nbd0: Receive control failed (result -107) [ 113.544878][ T4951] block nbd33: Receive control failed (result -32) [ 113.550847][ T5761] block nbd33: Receive control failed (result -32) [ 113.828585][ T5922] block nbd0: reconnected socket [ 113.828636][ T4951] block nbd0: Receive control failed (result -107) [ 113.834170][ T50] block nbd34: Receive control failed (result -32) [ 113.840164][ T5761] block nbd34: Receive control failed (result -32) [ 114.097406][ T5924] set_capacity_and_notify: 10 callbacks suppressed [ 114.097428][ T5924] nbd35: detected capacity change from 0 to 63 [ 114.111565][ T5924] block nbd0: reconnected socket [ 114.111637][ T50] block nbd0: Receive control failed (result -107) [ 114.117490][ T4951] block nbd35: Receive control failed (result -32) [ 114.123155][ T5761] block nbd35: Receive control failed (result -32)