Warning: Permanently added '10.128.0.175' (ED25519) to the list of known hosts. 2026/06/09 22:03:16 parsed 1 programs [ 91.989594][ T24] cfg80211: failed to load regulatory.db [ 93.531438][ T5647] cgroup: Unknown subsys name 'net' [ 93.651402][ T5647] cgroup: Unknown subsys name 'cpuset' [ 93.662210][ T5647] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 95.375912][ T5647] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 98.511355][ T5661] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 100.447842][ T5695] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.455887][ T5695] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.463033][ T5695] bridge_slave_0: entered allmulticast mode [ 100.471886][ T5695] bridge_slave_0: entered promiscuous mode [ 100.484666][ T5695] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.491994][ T5695] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.499256][ T5695] bridge_slave_1: entered allmulticast mode [ 100.506672][ T5695] bridge_slave_1: entered promiscuous mode [ 100.533585][ T5695] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 100.545081][ T5695] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 100.573361][ T5695] team0: Port device team_slave_0 added [ 100.580972][ T5695] team0: Port device team_slave_1 added [ 100.603585][ T5695] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 100.610571][ T5695] 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. [ 100.636520][ T5695] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 100.649980][ T5695] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 100.656992][ T5695] 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. [ 100.683602][ T5695] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 100.728209][ T5695] hsr_slave_0: entered promiscuous mode [ 100.734679][ T5695] hsr_slave_1: entered promiscuous mode [ 100.881205][ T5695] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 100.893602][ T5695] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 100.902583][ T5695] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 100.912435][ T5695] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 100.921106][ T5695] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 100.930325][ T5695] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 100.938414][ T5695] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 100.952115][ T5695] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 100.980198][ T5695] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.987934][ T5695] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.995624][ T5695] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.002915][ T5695] bridge0: port 1(bridge_slave_0) entered forwarding state [ 101.040904][ T149] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.050037][ T149] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.084329][ T5695] 8021q: adding VLAN 0 to HW filter on device bond0 [ 101.109971][ T5695] 8021q: adding VLAN 0 to HW filter on device team0 [ 101.123787][ T149] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.131009][ T149] bridge0: port 1(bridge_slave_0) entered forwarding state [ 101.147902][ T149] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.155008][ T149] bridge0: port 2(bridge_slave_1) entered forwarding state [ 101.487030][ T5695] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.530947][ T5695] veth0_vlan: entered promiscuous mode [ 101.544198][ T5695] veth1_vlan: entered promiscuous mode [ 101.577254][ T5695] veth0_macvtap: entered promiscuous mode [ 101.587627][ T5695] veth1_macvtap: entered promiscuous mode [ 101.609295][ T5695] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 101.624633][ T5695] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 101.642020][ T3368] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.652064][ T3368] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.662540][ T3368] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.672337][ T3368] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.823329][ T36] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.931640][ T36] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.039628][ T36] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.141107][ T36] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.458077][ T149] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.474906][ T149] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.505509][ T65] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.513520][ T65] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.397818][ T5763] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 103.408356][ T5763] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 103.416902][ T5763] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 103.427573][ T5763] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 103.435325][ T5763] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/06/09 22:03:29 executed programs: 0 [ 104.124914][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 104.133103][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 104.140948][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 104.149459][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 104.157551][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 104.618452][ T36] bridge_slave_1: left allmulticast mode [ 104.624276][ T36] bridge_slave_1: left promiscuous mode [ 104.632774][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.649322][ T36] bridge_slave_0: left allmulticast mode [ 104.655027][ T36] bridge_slave_0: left promiscuous mode [ 104.660971][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.882440][ T36] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 104.897213][ T36] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 104.910536][ T36] bond0 (unregistering): Released all slaves [ 105.051377][ T5773] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.059528][ T5773] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.066863][ T5773] bridge_slave_0: entered allmulticast mode [ 105.074951][ T5773] bridge_slave_0: entered promiscuous mode [ 105.089336][ T36] hsr_slave_0: left promiscuous mode [ 105.102227][ T36] hsr_slave_1: left promiscuous mode [ 105.108493][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 105.116397][ T36] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 105.124916][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 105.139198][ T36] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 105.158590][ T36] veth1_macvtap: left promiscuous mode [ 105.165234][ T36] veth0_macvtap: left promiscuous mode [ 105.171341][ T36] veth1_vlan: left promiscuous mode [ 105.176825][ T36] veth0_vlan: left promiscuous mode [ 105.377041][ T36] team0 (unregistering): Port device team_slave_1 removed [ 105.392932][ T36] team0 (unregistering): Port device team_slave_0 removed [ 105.505488][ T5773] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.512812][ T5773] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.520556][ T5773] bridge_slave_1: entered allmulticast mode [ 105.530192][ T5773] bridge_slave_1: entered promiscuous mode [ 105.556106][ T5296] 8021q: adding VLAN 0 to HW filter on device eth1 [ 105.601754][ T5773] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 105.613720][ T5773] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 105.653076][ T5773] team0: Port device team_slave_0 added [ 105.661997][ T5773] team0: Port device team_slave_1 added [ 105.694950][ T5773] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 105.702588][ T5773] 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. [ 105.729690][ T5773] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 105.743990][ T5773] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 105.751431][ T5773] 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. [ 105.778694][ T5773] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 105.879078][ T5773] hsr_slave_0: entered promiscuous mode [ 105.890033][ T5773] hsr_slave_1: entered promiscuous mode [ 106.227369][ T5763] Bluetooth: hci0: command tx timeout [ 106.451893][ T5296] 8021q: adding VLAN 0 to HW filter on device eth2 [ 107.207700][ T5773] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 107.222154][ T5773] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 107.230312][ T5773] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 107.246386][ T5773] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 107.254668][ T5773] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 107.267306][ T5773] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 107.275965][ T5773] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 107.287149][ T5773] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 107.393198][ T5773] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.439053][ T5773] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.482576][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.489824][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.513349][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.520599][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.083614][ T5773] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.155520][ T5773] veth0_vlan: entered promiscuous mode [ 108.173000][ T5773] veth1_vlan: entered promiscuous mode [ 108.221286][ T5773] veth0_macvtap: entered promiscuous mode [ 108.234843][ T5773] veth1_macvtap: entered promiscuous mode [ 108.265120][ T5773] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 108.287353][ T5773] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 108.307670][ T5763] Bluetooth: hci0: command tx timeout [ 108.314979][ T3368] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.336325][ T3368] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.351472][ T3368] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.362626][ T3368] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.473892][ T3368] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.496682][ T3368] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.560690][ T3368] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.569459][ T3368] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.977592][ T5880] nbd0: detected capacity change from 0 to 63 [ 108.994564][ T5763] block nbd0: Receive control failed (result -32) [ 108.994724][ T50] block nbd0: Receive control failed (result -32) [ 109.012254][ T5662] block nbd0: Send control failed (result -32) 2026/06/09 22:03:34 executed programs: 3 [ 109.036719][ T5662] block nbd0: Request send failed, requeueing [ 109.073477][ T5662] block nbd0: Dead connection, failed to find a fallback [ 109.093255][ T1667] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.103632][ T1667] Buffer I/O error on dev nbd0, logical block 0, async page read [ 109.112727][ T5662] block nbd0: shutting down sockets [ 109.119493][ T5662] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.129582][ T5662] Buffer I/O error on dev nbd0, logical block 1, async page read [ 109.137865][ T5662] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.147055][ T5662] Buffer I/O error on dev nbd0, logical block 2, async page read [ 109.154983][ T5662] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.164842][ T5662] Buffer I/O error on dev nbd0, logical block 3, async page read [ 109.172875][ T5662] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.182092][ T5662] Buffer I/O error on dev nbd0, logical block 0, async page read [ 109.190818][ T5662] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.199954][ T5662] Buffer I/O error on dev nbd0, logical block 1, async page read [ 109.208142][ T5662] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.217696][ T5662] Buffer I/O error on dev nbd0, logical block 2, async page read [ 109.225623][ T5662] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.234798][ T5662] Buffer I/O error on dev nbd0, logical block 3, async page read [ 109.242753][ T5662] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.251877][ T5662] Buffer I/O error on dev nbd0, logical block 0, async page read [ 109.260156][ T5662] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 109.269490][ T5662] Buffer I/O error on dev nbd0, logical block 1, async page read [ 109.282151][ T5662] ldm_validate_partition_table(): Disk read failed. [ 109.291868][ T5662] Dev nbd0: unable to read RDB block 0 [ 109.301306][ T5662] nbd0: unable to read partition table [ 109.329060][ T5662] ldm_validate_partition_table(): Disk read failed. [ 109.339286][ T5662] Dev nbd0: unable to read RDB block 0 [ 109.354255][ T5662] nbd0: unable to read partition table [ 109.438942][ T5889] nbd1: detected capacity change from 0 to 63 [ 109.458973][ T5889] block nbd0: reconnected socket [ 109.460369][ T4951] block nbd0: Receive control failed (result -107) [ 109.472060][ T50] block nbd1: Receive control failed (result -32) [ 109.472060][ T5763] block nbd1: Receive control failed (result -104) [ 109.487470][ T4951] [ 109.489836][ T4951] ====================================================== [ 109.496872][ T4951] WARNING: possible circular locking dependency detected [ 109.503911][ T4951] syzkaller #0 Not tainted [ 109.508351][ T4951] ------------------------------------------------------ [ 109.515367][ T4951] kworker/u9:1/4951 is trying to acquire lock: [ 109.521520][ T4951] ffff88807a57d360 (sk_lock-AF_INET6){+.+.}-{0:0}, at: inet_shutdown+0x6a/0x390 [ 109.530594][ T4951] [ 109.530594][ T4951] but task is already holding lock: [ 109.537958][ T4951] ffff888075b3f068 (&nsock->tx_lock){+.+.}-{4:4}, at: recv_work+0x1c19/0x1d40 [ 109.546837][ T4951] [ 109.546837][ T4951] which lock already depends on the new lock. [ 109.546837][ T4951] [ 109.557238][ T4951] [ 109.557238][ T4951] the existing dependency chain (in reverse order) is: [ 109.566268][ T4951] [ 109.566268][ T4951] -> #6 (&nsock->tx_lock){+.+.}-{4:4}: [ 109.573938][ T4951] __mutex_lock+0x1a3/0x1550 [ 109.579051][ T4951] nbd_queue_rq+0x37b/0x1100 [ 109.584180][ T4951] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 109.590246][ T4951] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 109.597109][ T4951] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 109.603638][ T4951] blk_mq_run_hw_queue+0x348/0x4f0 [ 109.609283][ T4951] blk_mq_dispatch_list+0xd16/0xe10 [ 109.615020][ T4951] blk_mq_flush_plug_list+0x48d/0x570 [ 109.620923][ T4951] __blk_flush_plug+0x3ed/0x4d0 [ 109.626390][ T4951] __submit_bio+0x28d/0x580 [ 109.631419][ T4951] submit_bio_noacct_nocheck+0x2f4/0xa40 [ 109.637572][ T4951] block_read_full_folio+0x599/0x830 [ 109.643397][ T4951] filemap_read_folio+0x137/0x3b0 [ 109.648950][ T4951] do_read_cache_folio+0x358/0x590 [ 109.654598][ T4951] read_part_sector+0xb6/0x2b0 [ 109.659897][ T4951] adfspart_check_ICS+0xb1/0x960 [ 109.665381][ T4951] bdev_disk_changed+0x817/0x1770 [ 109.670936][ T4951] blkdev_get_whole+0x380/0x510 [ 109.676327][ T4951] bdev_open+0x31e/0xd30 [ 109.681092][ T4951] blkdev_open+0x470/0x610 [ 109.686036][ T4951] do_dentry_open+0x822/0x13a0 [ 109.691329][ T4951] vfs_open+0x3b/0x340 [ 109.695919][ T4951] path_openat+0x2e08/0x3860 [ 109.701037][ T4951] do_file_open+0x23e/0x4a0 [ 109.706064][ T4951] do_sys_openat2+0x113/0x200 [ 109.711267][ T4951] __x64_sys_openat+0x138/0x170 [ 109.716639][ T4951] do_syscall_64+0x174/0x580 [ 109.721771][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 109.728183][ T4951] [ 109.728183][ T4951] -> #5 (&cmd->lock){+.+.}-{4:4}: [ 109.735405][ T4951] __mutex_lock+0x1a3/0x1550 [ 109.740519][ T4951] nbd_queue_rq+0xc6/0x1100 [ 109.745557][ T4951] blk_mq_dispatch_rq_list+0xa70/0x1910 [ 109.751625][ T4951] __blk_mq_sched_dispatch_requests+0xdcc/0x1600 [ 109.758490][ T4951] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 109.764995][ T4951] blk_mq_run_hw_queue+0x348/0x4f0 [ 109.770625][ T4951] blk_mq_dispatch_list+0xd16/0xe10 [ 109.776345][ T4951] blk_mq_flush_plug_list+0x48d/0x570 [ 109.782241][ T4951] __blk_flush_plug+0x3ed/0x4d0 [ 109.787617][ T4951] __submit_bio+0x28d/0x580 [ 109.792647][ T4951] submit_bio_noacct_nocheck+0x2f4/0xa40 [ 109.798820][ T4951] block_read_full_folio+0x599/0x830 [ 109.804627][ T4951] filemap_read_folio+0x137/0x3b0 [ 109.810181][ T4951] do_read_cache_folio+0x358/0x590 [ 109.815820][ T4951] read_part_sector+0xb6/0x2b0 [ 109.821109][ T4951] adfspart_check_ICS+0xb1/0x960 [ 109.826569][ T4951] bdev_disk_changed+0x817/0x1770 [ 109.832115][ T4951] blkdev_get_whole+0x380/0x510 [ 109.837493][ T4951] bdev_open+0x31e/0xd30 [ 109.842258][ T4951] blkdev_open+0x470/0x610 [ 109.847219][ T4951] do_dentry_open+0x822/0x13a0 [ 109.852508][ T4951] vfs_open+0x3b/0x340 [ 109.857126][ T4951] path_openat+0x2e08/0x3860 [ 109.862268][ T4951] do_file_open+0x23e/0x4a0 [ 109.867392][ T4951] do_sys_openat2+0x113/0x200 [ 109.872605][ T4951] __x64_sys_openat+0x138/0x170 [ 109.877988][ T4951] do_syscall_64+0x174/0x580 [ 109.883109][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 109.889530][ T4951] [ 109.889530][ T4951] -> #4 (set->srcu){.+.+}-{0:0}: [ 109.896666][ T4951] __synchronize_srcu+0xca/0x300 [ 109.902161][ T4951] elevator_switch+0x1e8/0x7a0 [ 109.907464][ T4951] elevator_change+0x2cc/0x450 [ 109.912750][ T4951] elevator_set_default+0x36c/0x430 [ 109.918470][ T4951] blk_register_queue+0x3e9/0x4e0 [ 109.924027][ T4951] __add_disk+0x677/0xd50 [ 109.928881][ T4951] add_disk_fwnode+0xfb/0x480 [ 109.934085][ T4951] nbd_dev_add+0x72c/0xb50 [ 109.939035][ T4951] nbd_init+0x168/0x1f0 [ 109.943721][ T4951] do_one_initcall+0x250/0x870 [ 109.949008][ T4951] do_initcall_level+0x104/0x190 [ 109.954464][ T4951] do_initcalls+0x59/0xa0 [ 109.959317][ T4951] kernel_init_freeable+0x2a6/0x3e0 [ 109.965034][ T4951] kernel_init+0x1d/0x1d0 [ 109.969889][ T4951] ret_from_fork+0x514/0xb70 [ 109.975000][ T4951] ret_from_fork_asm+0x1a/0x30 [ 109.980371][ T4951] [ 109.980371][ T4951] -> #3 (&q->elevator_lock){+.+.}-{4:4}: [ 109.988193][ T4951] __mutex_lock+0x1a3/0x1550 [ 109.993322][ T4951] elevator_change+0x1b3/0x450 [ 109.998607][ T4951] elevator_set_none+0xb5/0x140 [ 110.004068][ T4951] blk_mq_update_nr_hw_queues+0x5e7/0x1a60 [ 110.010405][ T4951] nbd_start_device+0x17f/0xb10 [ 110.015786][ T4951] nbd_genl_connect+0x165b/0x1cf0 [ 110.021339][ T4951] genl_family_rcv_msg_doit+0x22a/0x330 [ 110.027411][ T4951] genl_rcv_msg+0x61c/0x7a0 [ 110.032442][ T4951] netlink_rcv_skb+0x232/0x4b0 [ 110.037731][ T4951] genl_rcv+0x28/0x40 [ 110.042239][ T4951] netlink_unicast+0x75c/0x8e0 [ 110.047524][ T4951] netlink_sendmsg+0x813/0xb40 [ 110.052809][ T4951] ____sys_sendmsg+0x972/0x9f0 [ 110.058094][ T4951] ___sys_sendmsg+0x2a5/0x360 [ 110.063297][ T4951] __x64_sys_sendmsg+0x1bd/0x2a0 [ 110.068759][ T4951] do_syscall_64+0x174/0x580 [ 110.073874][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 110.080372][ T4951] [ 110.080372][ T4951] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}: [ 110.088981][ T4951] blk_alloc_queue+0x546/0x680 [ 110.094271][ T4951] __blk_mq_alloc_disk+0x197/0x390 [ 110.099913][ T4951] nbd_dev_add+0x499/0xb50 [ 110.104864][ T4951] nbd_init+0x168/0x1f0 [ 110.109540][ T4951] do_one_initcall+0x250/0x870 [ 110.114824][ T4951] do_initcall_level+0x104/0x190 [ 110.120282][ T4951] do_initcalls+0x59/0xa0 [ 110.125135][ T4951] kernel_init_freeable+0x2a6/0x3e0 [ 110.130856][ T4951] kernel_init+0x1d/0x1d0 [ 110.135712][ T4951] ret_from_fork+0x514/0xb70 [ 110.140840][ T4951] ret_from_fork_asm+0x1a/0x30 [ 110.146141][ T4951] [ 110.146141][ T4951] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 110.153358][ T4951] fs_reclaim_acquire+0x71/0x100 [ 110.158824][ T4951] kmem_cache_alloc_node_noprof+0x4a/0x690 [ 110.165165][ T4951] __alloc_skb+0x1d0/0x7d0 [ 110.170121][ T4951] __ip6_append_data+0x2d3c/0x3f60 [ 110.175763][ T4951] ip6_append_data+0x10f/0x280 [ 110.181049][ T4951] rawv6_sendmsg+0x12d3/0x18e0 [ 110.186340][ T4951] ____sys_sendmsg+0x80a/0x9f0 [ 110.191623][ T4951] ___sys_sendmsg+0x2a5/0x360 [ 110.196824][ T4951] __x64_sys_sendmsg+0x1bd/0x2a0 [ 110.202283][ T4951] do_syscall_64+0x174/0x580 [ 110.207392][ T4951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 110.213805][ T4951] [ 110.213805][ T4951] -> #0 (sk_lock-AF_INET6){+.+.}-{0:0}: [ 110.221535][ T4951] __lock_acquire+0x15a5/0x2cf0 [ 110.226908][ T4951] lock_acquire+0x106/0x350 [ 110.231930][ T4951] lock_sock_nested+0x41/0x100 [ 110.237224][ T4951] inet_shutdown+0x6a/0x390 [ 110.242255][ T4951] nbd_mark_nsock_dead+0x2e9/0x560 [ 110.247894][ T4951] recv_work+0x1c2e/0x1d40 [ 110.252831][ T4951] process_scheduled_works+0xb5d/0x1860 [ 110.258919][ T4951] worker_thread+0xa53/0xfc0 [ 110.264116][ T4951] kthread+0x389/0x470 [ 110.268717][ T4951] ret_from_fork+0x514/0xb70 [ 110.273917][ T4951] ret_from_fork_asm+0x1a/0x30 [ 110.279207][ T4951] [ 110.279207][ T4951] other info that might help us debug this: [ 110.279207][ T4951] [ 110.289431][ T4951] Chain exists of: [ 110.289431][ T4951] sk_lock-AF_INET6 --> &cmd->lock --> &nsock->tx_lock [ 110.289431][ T4951] [ 110.302123][ T4951] Possible unsafe locking scenario: [ 110.302123][ T4951] [ 110.309574][ T4951] CPU0 CPU1 [ 110.314937][ T4951] ---- ---- [ 110.320303][ T4951] lock(&nsock->tx_lock); [ 110.324731][ T4951] lock(&cmd->lock); [ 110.331240][ T4951] lock(&nsock->tx_lock); [ 110.338181][ T4951] lock(sk_lock-AF_INET6); [ 110.342690][ T4951] [ 110.342690][ T4951] *** DEADLOCK *** [ 110.342690][ T4951] [ 110.350831][ T4951] 3 locks held by kworker/u9:1/4951: [ 110.356114][ T4951] #0: ffff88802733a940 ((wq_completion)nbd0-recv){+.+.}-{0:0}, at: process_scheduled_works+0xa35/0x1860 [ 110.367348][ T4951] #1: ffffc9000fb6fc40 ((work_completion)(&args->work)#3){+.+.}-{0:0}, at: process_scheduled_works+0xa70/0x1860 [ 110.379271][ T4951] #2: ffff888075b3f068 (&nsock->tx_lock){+.+.}-{4:4}, at: recv_work+0x1c19/0x1d40 [ 110.388586][ T4951] [ 110.388586][ T4951] stack backtrace: [ 110.394477][ T4951] CPU: 1 UID: 0 PID: 4951 Comm: kworker/u9:1 Not tainted syzkaller #0 PREEMPT(full) [ 110.394497][ T4951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 110.394508][ T4951] Workqueue: nbd0-recv recv_work [ 110.394524][ T4951] Call Trace: [ 110.394530][ T4951] [ 110.394537][ T4951] dump_stack_lvl+0xe8/0x150 [ 110.394554][ T4951] print_circular_bug+0x2e1/0x300 [ 110.394577][ T4951] check_noncircular+0x12e/0x150 [ 110.394598][ T4951] __lock_acquire+0x15a5/0x2cf0 [ 110.394615][ T4951] ? do_raw_spin_unlock+0xf5/0x210 [ 110.394638][ T4951] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 110.394664][ T4951] ? try_to_wake_up+0x7f2/0x1380 [ 110.394689][ T4951] ? inet_shutdown+0x6a/0x390 [ 110.394711][ T4951] lock_acquire+0x106/0x350 [ 110.394725][ T4951] ? inet_shutdown+0x6a/0x390 [ 110.394752][ T4951] lock_sock_nested+0x41/0x100 [ 110.394773][ T4951] ? inet_shutdown+0x6a/0x390 [ 110.394797][ T4951] inet_shutdown+0x6a/0x390 [ 110.394821][ T4951] nbd_mark_nsock_dead+0x2e9/0x560 [ 110.394846][ T4951] recv_work+0x1c2e/0x1d40 [ 110.394864][ T4951] ? lockdep_unlock+0x5d/0xd0 [ 110.394881][ T4951] ? __pfx_recv_work+0x10/0x10 [ 110.394897][ T4951] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 110.394919][ T4951] ? process_scheduled_works+0xa70/0x1860 [ 110.394937][ T4951] ? process_scheduled_works+0xa70/0x1860 [ 110.394951][ T4951] ? process_scheduled_works+0xa70/0x1860 [ 110.394967][ T4951] process_scheduled_works+0xb5d/0x1860 [ 110.394981][ T4951] ? __lock_acquire+0x6b5/0x2cf0 [ 110.395005][ T4951] ? __pfx_process_scheduled_works+0x10/0x10 [ 110.395022][ T4951] ? assign_work+0x3d5/0x5e0 [ 110.395037][ T4951] worker_thread+0xa53/0xfc0 [ 110.395061][ T4951] kthread+0x389/0x470 [ 110.395081][ T4951] ? __pfx_worker_thread+0x10/0x10 [ 110.395095][ T4951] ? __pfx_kthread+0x10/0x10 [ 110.395115][ T4951] ret_from_fork+0x514/0xb70 [ 110.395139][ T4951] ? __pfx_ret_from_fork+0x10/0x10 [ 110.395154][ T4951] ? __switch_to+0xc79/0x1410 [ 110.395177][ T4951] ? __pfx_kthread+0x10/0x10 [ 110.395196][ T4951] ret_from_fork_asm+0x1a/0x30 [ 110.395219][ T4951] [ 110.398795][ T5662] block nbd1: Send control failed (result -32) [ 110.495728][ T4951] Bluetooth: hci0: command tx timeout [ 110.515887][ T5662] block nbd1: Request send failed, requeueing [ 110.624547][ T1667] block nbd1: Dead connection, failed to find a fallback [ 110.631761][ T1667] block nbd1: shutting down sockets [ 110.765836][ T5901] nbd2: detected capacity change from 0 to 63 [ 110.773467][ T5901] block nbd0: reconnected socket [ 110.773514][ T5763] block nbd0: Receive control failed (result -107) [ 110.779287][ T4951] block nbd2: Receive control failed (result -104) [ 110.785092][ T50] block nbd2: Receive control failed (result -32) [ 110.976182][ T5906] nbd3: detected capacity change from 0 to 63 [ 110.983986][ T5906] block nbd0: reconnected socket [ 110.984045][ T4951] block nbd0: Receive control failed (result -107) [ 110.989777][ T50] block nbd3: Receive control failed (result -104) [ 110.995606][ T5763] block nbd3: Receive control failed (result -32) [ 111.215869][ T5908] nbd4: detected capacity change from 0 to 63 [ 111.223675][ T5908] block nbd0: reconnected socket [ 111.223692][ T50] block nbd0: Receive control failed (result -107) [ 111.229514][ T4951] block nbd4: Receive control failed (result -32) [ 111.235246][ T5763] block nbd4: Receive control failed (result -32) [ 111.248362][ T5909] block nbd4: Send control failed (result -32) [ 111.263433][ T5909] block nbd4: Request send failed, requeueing [ 111.270347][ T691] block nbd4: Dead connection, failed to find a fallback [ 111.277492][ T691] block nbd4: shutting down sockets [ 111.284961][ T5909] ldm_validate_partition_table(): Disk read failed. [ 111.292718][ T5909] Dev nbd4: unable to read RDB block 0 [ 111.299309][ T5909] nbd4: unable to read partition table [ 111.309822][ T5909] ldm_validate_partition_table(): Disk read failed. [ 111.317454][ T5909] Dev nbd4: unable to read RDB block 0 [ 111.323652][ T5909] nbd4: unable to read partition table [ 111.445904][ T5910] nbd5: detected capacity change from 0 to 63 [ 111.453633][ T5910] block nbd0: reconnected socket [ 111.453698][ T4951] block nbd0: Receive control failed (result -107) [ 111.459371][ T50] block nbd5: Receive control failed (result -104) [ 111.465401][ T5763] block nbd5: Receive control failed (result -32) [ 111.725841][ T5912] nbd6: detected capacity change from 0 to 63 [ 111.733553][ T5912] block nbd0: reconnected socket [ 111.733617][ T50] block nbd0: Receive control failed (result -107) [ 111.739571][ T5763] block nbd6: Receive control failed (result -104) [ 111.745144][ T4951] block nbd6: Receive control failed (result -32) [ 111.955845][ T5913] nbd7: detected capacity change from 0 to 63 [ 111.963615][ T5913] block nbd0: reconnected socket [ 111.963682][ T5763] block nbd0: Receive control failed (result -107) [ 111.969159][ T50] block nbd7: Receive control failed (result -104) [ 111.975660][ T4951] block nbd7: Receive control failed (result -32) [ 112.215872][ T5915] nbd8: detected capacity change from 0 to 63 [ 112.223473][ T5915] block nbd0: reconnected socket [ 112.223532][ T50] block nbd0: Receive control failed (result -107) [ 112.228903][ T4951] block nbd8: Receive control failed (result -104) [ 112.235078][ T5763] block nbd8: Receive control failed (result -32) [ 112.435961][ T5917] nbd9: detected capacity change from 0 to 63 [ 112.443645][ T5917] block nbd0: reconnected socket [ 112.443705][ T4951] block nbd0: Receive control failed (result -107) [ 112.449422][ T5763] block nbd9: Receive control failed (result -104) [ 112.455251][ T50] block nbd9: Receive control failed (result -32) [ 112.546240][ T50] Bluetooth: hci0: command tx timeout [ 112.687328][ T5919] block nbd0: reconnected socket [ 112.687389][ T5763] block nbd0: Receive control failed (result -107) [ 112.692794][ T4951] block nbd10: Receive control failed (result -104) [ 112.699129][ T50] block nbd10: Receive control failed (result -32) [ 112.712990][ T5920] block nbd10: Dead connection, failed to find a fallback [ 112.720247][ T5920] block nbd10: shutting down sockets [ 112.937616][ T5921] block nbd0: reconnected socket [ 112.937632][ T4951] block nbd0: Receive control failed (result -107) [ 112.949702][ T50] block nbd11: Receive control failed (result -104) [ 112.949866][ T5763] block nbd11: Receive control failed (result -32) [ 113.177531][ T5923] block nbd0: reconnected socket [ 113.177575][ T4951] block nbd0: Receive control failed (result -107) [ 113.183597][ T50] block nbd12: Receive control failed (result -104) [ 113.189538][ T5763] block nbd12: Receive control failed (result -32) [ 113.457576][ T5925] block nbd0: reconnected socket [ 113.457619][ T5763] block nbd0: Receive control failed (result -107) [ 113.463196][ T50] block nbd13: Receive control failed (result -104) [ 113.469157][ T4951] block nbd13: Receive control failed (result -32) [ 113.687073][ T5927] block nbd0: reconnected socket [ 113.687117][ T50] block nbd0: Receive control failed (result -107) [ 113.692708][ T5763] block nbd14: Receive control failed (result -32) [ 113.698673][ T4951] block nbd14: Receive control failed (result -32) [ 113.908393][ T5928] block nbd0: reconnected socket [ 113.908422][ T5763] block nbd0: Receive control failed (result -107) [ 113.920050][ T50] block nbd15: Receive control failed (result -32) [ 113.920372][ T4951] block nbd15: Receive control failed (result -32) [ 114.175870][ T5929] set_capacity_and_notify: 6 callbacks suppressed [ 114.175886][ T5929] nbd16: detected capacity change from 0 to 63 [ 114.189850][ T5929] block nbd0: reconnected socket [ 114.189889][ T50] block nbd0: Receive control failed (result -107) [ 114.195397][ T4951] block nbd16: Receive control failed (result -32) [ 114.201395][ T5763] block nbd16: Receive control failed (result -32) 2026/06/09 22:03:39 executed programs: 19 [ 114.435849][ T5931] nbd17: detected capacity change from 0 to 63 [ 114.443386][ T5931] block nbd0: reconnected socket [ 114.443435][ T5763] block nbd0: Receive control failed (result -107) [ 114.449167][ T4951] block nbd17: Receive control failed (result -32) [ 114.455066][ T50] block nbd17: Receive control failed (result -32) [ 114.685837][ T5933] nbd18: detected capacity change from 0 to 63 [ 114.693217][ T5933] block nbd0: reconnected socket [ 114.693264][ T4951] block nbd0: Receive control failed (result -107) [ 114.698658][ T5763] block nbd18: Receive control failed (result -32) [ 114.705021][ T50] block nbd18: Receive control failed (result -32) [ 114.955916][ T5935] nbd19: detected capacity change from 0 to 63 [ 114.963448][ T5935] block nbd0: reconnected socket [ 114.963501][ T5763] block nbd0: Receive control failed (result -107) [ 114.969249][ T4951] block nbd19: Receive control failed (result -32) [ 114.975216][ T50] block nbd19: Receive control failed (result -32) [ 115.195861][ T5937] nbd20: detected capacity change from 0 to 63 [ 115.203303][ T5937] block nbd0: reconnected socket [ 115.203354][ T4951] block nbd0: Receive control failed (result -107) [ 115.208750][ T5763] block nbd20: Receive control failed (result -32) [ 115.215084][ T50] block nbd20: Receive control failed (result -32) [ 115.396181][ T5939] nbd21: detected capacity change from 0 to 63 [ 115.403880][ T5939] block nbd0: reconnected socket [ 115.403929][ T5763] block nbd0: Receive control failed (result -107) [ 115.409498][ T50] block nbd21: Receive control failed (result -32) [ 115.415490][ T4951] block nbd21: Receive control failed (result -32) [ 115.685869][ T5941] nbd22: detected capacity change from 0 to 63 [ 115.693512][ T5941] block nbd0: reconnected socket [ 115.693573][ T50] block nbd0: Receive control failed (result -107) [ 115.699094][ T4951] block nbd22: Receive control failed (result -32) [ 115.705110][ T5763] block nbd22: Receive control failed (result -32) [ 115.935883][ T5943] nbd23: detected capacity change from 0 to 63 [ 115.943470][ T5943] block nbd0: reconnected socket [ 115.943522][ T4951] block nbd0: Receive control failed (result -107) [ 115.949050][ T50] block nbd23: Receive control failed (result -32) [ 115.955045][ T5763] block nbd23: Receive control failed (result -32) [ 116.235854][ T5945] nbd24: detected capacity change from 0 to 63 [ 116.243289][ T5945] block nbd0: reconnected socket [ 116.243339][ T50] block nbd0: Receive control failed (result -107) [ 116.248992][ T4951] block nbd24: Receive control failed (result -32) [ 116.254856][ T5763] block nbd24: Receive control failed (result -32) [ 116.465893][ T5947] nbd25: detected capacity change from 0 to 63 [ 116.473304][ T5947] block nbd0: reconnected socket [ 116.473353][ T4951] block nbd0: Receive control failed (result -107) [ 116.479002][ T5763] block nbd25: Receive control failed (result -32) [ 116.485006][ T50] block nbd25: Receive control failed (result -32) [ 116.727052][ T5949] block nbd0: reconnected socket [ 116.727098][ T5763] block nbd0: Receive control failed (result -107) [ 116.732596][ T50] block nbd26: Receive control failed (result -32) [ 116.738628][ T4951] block nbd26: Receive control failed (result -32) [ 116.976984][ T5951] block nbd0: reconnected socket [ 116.977070][ T50] block nbd0: Receive control failed (result -107) [ 116.982454][ T5763] block nbd27: Receive control failed (result -32) [ 116.988564][ T4951] block nbd27: Receive control failed (result -32) [ 117.257365][ T5953] block nbd0: reconnected socket [ 117.257399][ T5763] block nbd0: Receive control failed (result -107) [ 117.263237][ T50] block nbd28: Receive control failed (result -32) [ 117.268986][ T4951] block nbd28: Receive control failed (result -32) [ 117.507101][ T5955] block nbd0: reconnected socket [ 117.507135][ T50] block nbd0: Receive control failed (result -107) [ 117.512896][ T4951] block nbd29: Receive control failed (result -32) [ 117.518962][ T5763] block nbd29: Receive control failed (result -32) [ 117.767063][ T5957] block nbd0: reconnected socket [ 117.767070][ T4951] block nbd0: Receive control failed (result -107) [ 117.779008][ T5763] block nbd30: Receive control failed (result -32) [ 117.785593][ T50] block nbd30: Receive control failed (result -32) [ 117.987252][ T5959] block nbd0: reconnected socket [ 117.987298][ T4951] block nbd0: Receive control failed (result -107) [ 117.992874][ T50] block nbd31: Receive control failed (result -32) [ 117.998860][ T5763] block nbd31: Receive control failed (result -32) [ 118.237037][ T5961] block nbd0: reconnected socket [ 118.237121][ T50] block nbd0: Receive control failed (result -107) [ 118.242626][ T4951] block nbd32: Receive control failed (result -32) [ 118.248628][ T5763] block nbd32: Receive control failed (result -32) [ 118.477023][ T5963] block nbd0: reconnected socket [ 118.477064][ T4951] block nbd0: Receive control failed (result -107) [ 118.482605][ T5763] block nbd33: Receive control failed (result -32) [ 118.488591][ T50] block nbd33: Receive control failed (result -32) [ 118.727345][ T5965] block nbd0: reconnected socket [ 118.727393][ T5763] block nbd0: Receive control failed (result -107) [ 118.732929][ T50] block nbd34: Receive control failed (result -32) [ 118.739051][ T4951] block nbd34: Receive control failed (result -32) [ 118.957038][ T5967] block nbd0: reconnected socket [ 118.957088][ T4951] block nbd0: Receive control failed (result -107) [ 118.962428][ T50] block nbd35: Receive control failed (result -32) [ 118.968643][ T5763] block nbd35: Receive control failed (result -32) [ 119.196190][ T5969] set_capacity_and_notify: 10 callbacks suppressed [ 119.196212][ T5969] nbd36: detected capacity change from 0 to 63 [ 119.210859][ T5969] block nbd0: reconnected socket [ 119.210903][ T50] block nbd0: Receive control failed (result -107) [ 119.216334][ T4951] block nbd36: Receive control failed (result -32) [ 119.222420][ T5763] block nbd36: Receive control failed (result -32) 2026/06/09 22:03:45 executed programs: 39 [ 119.455836][ T5971] nbd37: detected capacity change from 0 to 63 [ 119.463276][ T5971] block nbd0: reconnected socket [ 119.463318][ T4951] block nbd0: Receive control failed (result -107) [ 119.469011][ T50] block nbd37: Receive control failed (result -32) [ 119.474834][ T5763] block nbd37: Receive control failed (result -32)