Warning: Permanently added '10.128.0.157' (ED25519) to the list of known hosts. 2025/08/31 06:26:53 parsed 1 programs [ 78.382509][ T5871] cgroup: Unknown subsys name 'net' [ 78.510839][ T5871] cgroup: Unknown subsys name 'cpuset' [ 78.519290][ T5871] cgroup: Unknown subsys name 'rlimit' [ 79.930553][ T5871] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 83.001550][ T3035] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.010157][ T3035] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.038082][ T2962] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.046073][ T2962] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.095341][ T5884] 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. [ 83.943341][ T5901] chnl_net:caif_netlink_parms(): no params data found [ 84.045607][ T5901] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.053000][ T5901] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.060929][ T5901] bridge_slave_0: entered allmulticast mode [ 84.069137][ T5901] bridge_slave_0: entered promiscuous mode [ 84.082412][ T5901] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.089667][ T5901] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.096868][ T5901] bridge_slave_1: entered allmulticast mode [ 84.104340][ T5901] bridge_slave_1: entered promiscuous mode [ 84.143858][ T5901] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.155717][ T5901] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.191920][ T5901] team0: Port device team_slave_0 added [ 84.199775][ T5901] team0: Port device team_slave_1 added [ 84.225136][ T5901] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.232612][ T5901] 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 1560 would solve the problem. [ 84.258572][ T5901] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.271761][ T5901] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.278794][ T5901] 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 1560 would solve the problem. [ 84.305236][ T5901] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.362242][ T5901] hsr_slave_0: entered promiscuous mode [ 84.369078][ T5901] hsr_slave_1: entered promiscuous mode [ 84.505549][ T5901] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.517493][ T5901] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.527623][ T5901] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.538850][ T5901] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.611305][ T5901] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.635938][ T5901] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.649756][ T72] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.656986][ T72] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.672980][ T72] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.680173][ T72] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.724186][ T5901] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 84.850419][ T5901] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.887356][ T5901] veth0_vlan: entered promiscuous mode [ 84.899296][ T5901] veth1_vlan: entered promiscuous mode [ 84.929848][ T5901] veth0_macvtap: entered promiscuous mode [ 84.940748][ T5901] veth1_macvtap: entered promiscuous mode [ 84.958530][ T5901] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.973483][ T5901] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.988958][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.002466][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.012315][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.031335][ T3035] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.144387][ T3035] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.161829][ T5922] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.172712][ T5922] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.180942][ T5922] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.190608][ T5922] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.199057][ T5922] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.217040][ T3035] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.312889][ T3035] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.405636][ T3035] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.855083][ T24] cfg80211: failed to load regulatory.db 2025/08/31 06:27:04 executed programs: 0 [ 87.565072][ T5922] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.574362][ T5922] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.582626][ T5922] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.591436][ T5922] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.599237][ T5922] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.740682][ T5978] chnl_net:caif_netlink_parms(): no params data found [ 87.808569][ T5978] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.815753][ T5978] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.823243][ T5978] bridge_slave_0: entered allmulticast mode [ 87.831048][ T5978] bridge_slave_0: entered promiscuous mode [ 87.838829][ T5978] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.845916][ T5978] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.853778][ T5978] bridge_slave_1: entered allmulticast mode [ 87.861023][ T5978] bridge_slave_1: entered promiscuous mode [ 87.888981][ T5978] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.900462][ T5978] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.930788][ T5978] team0: Port device team_slave_0 added [ 87.938918][ T5978] team0: Port device team_slave_1 added [ 87.965748][ T5978] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.973347][ T5978] 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 1560 would solve the problem. [ 87.999326][ T5978] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.012052][ T5978] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.019119][ T5978] 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 1560 would solve the problem. [ 88.045161][ T5978] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.086529][ T5978] hsr_slave_0: entered promiscuous mode [ 88.093376][ T5978] hsr_slave_1: entered promiscuous mode [ 88.099839][ T5978] debugfs: 'hsr0' already exists in 'hsr' [ 88.106075][ T5978] Cannot create hsr debugfs directory [ 88.294101][ T3035] bridge_slave_1: left allmulticast mode [ 88.302527][ T3035] bridge_slave_1: left promiscuous mode [ 88.309593][ T3035] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.330723][ T3035] bridge_slave_0: left allmulticast mode [ 88.336384][ T3035] bridge_slave_0: left promiscuous mode [ 88.342288][ T3035] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.595594][ T3035] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.607863][ T3035] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.617900][ T3035] bond0 (unregistering): Released all slaves [ 88.718609][ T3035] hsr_slave_0: left promiscuous mode [ 88.725402][ T3035] hsr_slave_1: left promiscuous mode [ 88.734503][ T3035] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 88.742281][ T3035] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 88.754752][ T3035] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 88.762497][ T3035] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 88.785327][ T3035] veth1_macvtap: left promiscuous mode [ 88.792973][ T3035] veth0_macvtap: left promiscuous mode [ 88.799455][ T3035] veth1_vlan: left promiscuous mode [ 88.804919][ T3035] veth0_vlan: left promiscuous mode [ 89.276518][ T3035] team0 (unregistering): Port device team_slave_1 removed [ 89.305173][ T3035] team0 (unregistering): Port device team_slave_0 removed [ 89.651643][ T5186] Bluetooth: hci0: command tx timeout [ 89.901097][ T5978] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.919448][ T5978] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.939396][ T5978] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.959929][ T5978] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.559322][ T5978] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.765176][ T5978] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.780208][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.787379][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.830420][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.837652][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.236920][ T5978] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.305314][ T5978] veth0_vlan: entered promiscuous mode [ 91.321418][ T5978] veth1_vlan: entered promiscuous mode [ 91.363501][ T5978] veth0_macvtap: entered promiscuous mode [ 91.377248][ T5978] veth1_macvtap: entered promiscuous mode [ 91.401609][ T5978] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.418418][ T5978] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.432956][ T3035] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.459785][ T3035] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.490355][ T3035] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.515285][ T3035] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.563965][ T3035] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.582390][ T3035] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.621195][ T3035] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.630505][ T3035] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.728370][ T5186] Bluetooth: hci0: command tx timeout [ 91.888952][ T6054] nbd0: detected capacity change from 0 to 127 [ 91.896389][ T5186] block nbd0: Receive control failed (result -32) [ 91.905754][ T5880] block nbd0: Send control failed (result -89) [ 91.938221][ T5880] block nbd0: Request send failed, requeueing [ 91.945394][ T5880] [ 91.947741][ T5880] ====================================================== [ 91.954755][ T5880] WARNING: possible circular locking dependency detected [ 91.961770][ T5880] syzkaller #0 Not tainted [ 91.966179][ T5880] ------------------------------------------------------ [ 91.973196][ T5880] udevd/5880 is trying to acquire lock: [ 91.978770][ T5880] ffff88802927a918 (sk_lock-AF_INET6){+.+.}-{0:0}, at: inet_shutdown+0x6a/0x390 [ 91.987836][ T5880] [ 91.987836][ T5880] but task is already holding lock: [ 91.995216][ T5880] ffff8880767dbe70 (&nsock->tx_lock){+.+.}-{4:4}, at: nbd_queue_rq+0x257/0xf10 [ 92.004187][ T5880] [ 92.004187][ T5880] which lock already depends on the new lock. [ 92.004187][ T5880] [ 92.014585][ T5880] [ 92.014585][ T5880] the existing dependency chain (in reverse order) is: [ 92.023604][ T5880] [ 92.023604][ T5880] -> #6 (&nsock->tx_lock){+.+.}-{4:4}: [ 92.031280][ T5880] lock_acquire+0x120/0x360 [ 92.036315][ T5880] __mutex_lock+0x187/0x1350 [ 92.041454][ T5880] nbd_queue_rq+0x257/0xf10 [ 92.046571][ T5880] blk_mq_dispatch_rq_list+0x4c0/0x1900 [ 92.052670][ T5880] __blk_mq_sched_dispatch_requests+0xda4/0x1570 [ 92.059536][ T5880] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 92.066115][ T5880] blk_mq_run_hw_queue+0x348/0x4f0 [ 92.071755][ T5880] blk_mq_dispatch_list+0xd0c/0xe00 [ 92.077475][ T5880] blk_mq_flush_plug_list+0x469/0x550 [ 92.083379][ T5880] __blk_flush_plug+0x3d3/0x4b0 [ 92.088751][ T5880] __submit_bio+0x2d3/0x5a0 [ 92.093782][ T5880] submit_bio_noacct_nocheck+0x4ab/0xb50 [ 92.099943][ T5880] block_read_full_folio+0x599/0x830 [ 92.105756][ T5880] filemap_read_folio+0x114/0x380 [ 92.111316][ T5880] do_read_cache_folio+0x350/0x590 [ 92.117028][ T5880] read_part_sector+0xb6/0x2b0 [ 92.122323][ T5880] adfspart_check_ICS+0xa4/0xa50 [ 92.127794][ T5880] bdev_disk_changed+0x75f/0x14b0 [ 92.133349][ T5880] blkdev_get_whole+0x380/0x510 [ 92.138729][ T5880] bdev_open+0x31e/0xd30 [ 92.143489][ T5880] blkdev_open+0x3a8/0x510 [ 92.148453][ T5880] do_dentry_open+0x950/0x13f0 [ 92.153738][ T5880] vfs_open+0x3b/0x340 [ 92.158315][ T5880] path_openat+0x2ee5/0x3830 [ 92.163449][ T5880] do_filp_open+0x1fa/0x410 [ 92.168573][ T5880] do_sys_openat2+0x121/0x1c0 [ 92.173781][ T5880] __x64_sys_openat+0x138/0x170 [ 92.179147][ T5880] do_syscall_64+0xfa/0x3b0 [ 92.184158][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.190557][ T5880] [ 92.190557][ T5880] -> #5 (&cmd->lock){+.+.}-{4:4}: [ 92.197763][ T5880] lock_acquire+0x120/0x360 [ 92.202779][ T5880] __mutex_lock+0x187/0x1350 [ 92.207889][ T5880] nbd_queue_rq+0xc8/0xf10 [ 92.212832][ T5880] blk_mq_dispatch_rq_list+0x4c0/0x1900 [ 92.218894][ T5880] __blk_mq_sched_dispatch_requests+0xda4/0x1570 [ 92.225739][ T5880] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 92.232230][ T5880] blk_mq_run_hw_queue+0x348/0x4f0 [ 92.237859][ T5880] blk_mq_dispatch_list+0xd0c/0xe00 [ 92.243672][ T5880] blk_mq_flush_plug_list+0x469/0x550 [ 92.249583][ T5880] __blk_flush_plug+0x3d3/0x4b0 [ 92.255032][ T5880] __submit_bio+0x2d3/0x5a0 [ 92.260069][ T5880] submit_bio_noacct_nocheck+0x4ab/0xb50 [ 92.266321][ T5880] block_read_full_folio+0x599/0x830 [ 92.272137][ T5880] filemap_read_folio+0x114/0x380 [ 92.277763][ T5880] do_read_cache_folio+0x350/0x590 [ 92.283480][ T5880] read_part_sector+0xb6/0x2b0 [ 92.288776][ T5880] adfspart_check_ICS+0xa4/0xa50 [ 92.294319][ T5880] bdev_disk_changed+0x75f/0x14b0 [ 92.299933][ T5880] blkdev_get_whole+0x380/0x510 [ 92.305307][ T5880] bdev_open+0x31e/0xd30 [ 92.310081][ T5880] blkdev_open+0x3a8/0x510 [ 92.315013][ T5880] do_dentry_open+0x950/0x13f0 [ 92.320288][ T5880] vfs_open+0x3b/0x340 [ 92.324876][ T5880] path_openat+0x2ee5/0x3830 [ 92.329990][ T5880] do_filp_open+0x1fa/0x410 [ 92.335013][ T5880] do_sys_openat2+0x121/0x1c0 [ 92.340322][ T5880] __x64_sys_openat+0x138/0x170 [ 92.345702][ T5880] do_syscall_64+0xfa/0x3b0 [ 92.350737][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.357523][ T5880] [ 92.357523][ T5880] -> #4 (set->srcu){.+.+}-{0:0}: [ 92.364648][ T5880] lock_sync+0xba/0x160 [ 92.369327][ T5880] __synchronize_srcu+0x96/0x3a0 [ 92.374807][ T5880] elevator_switch+0x12b/0x640 [ 92.380109][ T5880] elevator_change+0x2d4/0x450 [ 92.385404][ T5880] elevator_set_default+0x186/0x260 [ 92.391220][ T5880] blk_register_queue+0x34e/0x3f0 [ 92.396766][ T5880] __add_disk+0x677/0xd50 [ 92.401622][ T5880] add_disk_fwnode+0xfc/0x480 [ 92.406824][ T5880] nbd_dev_add+0x717/0xae0 [ 92.411846][ T5880] nbd_init+0x168/0x1f0 [ 92.416511][ T5880] do_one_initcall+0x233/0x820 [ 92.421782][ T5880] do_initcall_level+0x104/0x190 [ 92.427228][ T5880] do_initcalls+0x59/0xa0 [ 92.432064][ T5880] kernel_init_freeable+0x334/0x4b0 [ 92.437769][ T5880] kernel_init+0x1d/0x1d0 [ 92.442612][ T5880] ret_from_fork+0x3f9/0x770 [ 92.447709][ T5880] ret_from_fork_asm+0x1a/0x30 [ 92.452987][ T5880] [ 92.452987][ T5880] -> #3 (&q->elevator_lock){+.+.}-{4:4}: [ 92.460793][ T5880] lock_acquire+0x120/0x360 [ 92.465810][ T5880] __mutex_lock+0x187/0x1350 [ 92.470911][ T5880] elevator_change+0x19b/0x450 [ 92.476183][ T5880] elevator_set_none+0x42/0xb0 [ 92.481458][ T5880] blk_mq_update_nr_hw_queues+0x598/0x1aa0 [ 92.487770][ T5880] nbd_start_device+0x17f/0xb10 [ 92.493128][ T5880] nbd_genl_connect+0x135b/0x18f0 [ 92.498663][ T5880] genl_family_rcv_msg_doit+0x212/0x300 [ 92.504713][ T5880] genl_rcv_msg+0x60e/0x790 [ 92.509719][ T5880] netlink_rcv_skb+0x208/0x470 [ 92.515014][ T5880] genl_rcv+0x28/0x40 [ 92.519503][ T5880] netlink_unicast+0x82f/0x9e0 [ 92.524862][ T5880] netlink_sendmsg+0x805/0xb30 [ 92.530143][ T5880] __sock_sendmsg+0x219/0x270 [ 92.535359][ T5880] ____sys_sendmsg+0x505/0x830 [ 92.540644][ T5880] ___sys_sendmsg+0x21f/0x2a0 [ 92.545851][ T5880] __x64_sys_sendmsg+0x19b/0x260 [ 92.551402][ T5880] do_syscall_64+0xfa/0x3b0 [ 92.556422][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.562819][ T5880] [ 92.562819][ T5880] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}: [ 92.571409][ T5880] lock_acquire+0x120/0x360 [ 92.576423][ T5880] blk_alloc_queue+0x538/0x620 [ 92.581780][ T5880] __blk_mq_alloc_disk+0x15c/0x340 [ 92.587395][ T5880] nbd_dev_add+0x46c/0xae0 [ 92.592322][ T5880] nbd_init+0x168/0x1f0 [ 92.596980][ T5880] do_one_initcall+0x233/0x820 [ 92.602277][ T5880] do_initcall_level+0x104/0x190 [ 92.607739][ T5880] do_initcalls+0x59/0xa0 [ 92.612586][ T5880] kernel_init_freeable+0x334/0x4b0 [ 92.618315][ T5880] kernel_init+0x1d/0x1d0 [ 92.623164][ T5880] ret_from_fork+0x3f9/0x770 [ 92.628357][ T5880] ret_from_fork_asm+0x1a/0x30 [ 92.633670][ T5880] [ 92.633670][ T5880] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 92.640882][ T5880] lock_acquire+0x120/0x360 [ 92.645919][ T5880] fs_reclaim_acquire+0x72/0x100 [ 92.651390][ T5880] kmem_cache_alloc_node_noprof+0x47/0x3c0 [ 92.657745][ T5880] __alloc_skb+0x112/0x2d0 [ 92.662690][ T5880] __ip6_append_data+0x2c16/0x3f30 [ 92.668320][ T5880] ip6_append_data+0x1c4/0x380 [ 92.673593][ T5880] rawv6_sendmsg+0x127a/0x1820 [ 92.678880][ T5880] __sock_sendmsg+0x19c/0x270 [ 92.684087][ T5880] ____sys_sendmsg+0x505/0x830 [ 92.689381][ T5880] ___sys_sendmsg+0x21f/0x2a0 [ 92.694569][ T5880] __x64_sys_sendmsg+0x19b/0x260 [ 92.700011][ T5880] do_syscall_64+0xfa/0x3b0 [ 92.705129][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.711539][ T5880] [ 92.711539][ T5880] -> #0 (sk_lock-AF_INET6){+.+.}-{0:0}: [ 92.719442][ T5880] validate_chain+0xb9b/0x2140 [ 92.724718][ T5880] __lock_acquire+0xab9/0xd20 [ 92.729914][ T5880] lock_acquire+0x120/0x360 [ 92.734941][ T5880] lock_sock_nested+0x48/0x100 [ 92.740224][ T5880] inet_shutdown+0x6a/0x390 [ 92.745244][ T5880] nbd_mark_nsock_dead+0x2e9/0x560 [ 92.750954][ T5880] nbd_send_cmd+0x11ec/0x1ba0 [ 92.756173][ T5880] nbd_queue_rq+0xcdb/0xf10 [ 92.761263][ T5880] blk_mq_dispatch_rq_list+0x4c0/0x1900 [ 92.767343][ T5880] __blk_mq_sched_dispatch_requests+0xda4/0x1570 [ 92.774179][ T5880] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 92.780667][ T5880] blk_mq_run_hw_queue+0x348/0x4f0 [ 92.786290][ T5880] blk_mq_dispatch_list+0xd0c/0xe00 [ 92.791999][ T5880] blk_mq_flush_plug_list+0x469/0x550 [ 92.797891][ T5880] __blk_flush_plug+0x3d3/0x4b0 [ 92.803273][ T5880] __submit_bio+0x2d3/0x5a0 [ 92.808295][ T5880] submit_bio_noacct_nocheck+0x4ab/0xb50 [ 92.814444][ T5880] block_read_full_folio+0x599/0x830 [ 92.820245][ T5880] filemap_read_folio+0x114/0x380 [ 92.825776][ T5880] do_read_cache_folio+0x350/0x590 [ 92.831395][ T5880] read_part_sector+0xb6/0x2b0 [ 92.836668][ T5880] adfspart_check_ICS+0xa4/0xa50 [ 92.842116][ T5880] bdev_disk_changed+0x75f/0x14b0 [ 92.847652][ T5880] blkdev_get_whole+0x380/0x510 [ 92.853033][ T5880] bdev_open+0x31e/0xd30 [ 92.857791][ T5880] blkdev_open+0x3a8/0x510 [ 92.862738][ T5880] do_dentry_open+0x950/0x13f0 [ 92.868005][ T5880] vfs_open+0x3b/0x340 [ 92.872580][ T5880] path_openat+0x2ee5/0x3830 [ 92.877704][ T5880] do_filp_open+0x1fa/0x410 [ 92.882729][ T5880] do_sys_openat2+0x121/0x1c0 [ 92.887937][ T5880] __x64_sys_openat+0x138/0x170 [ 92.893318][ T5880] do_syscall_64+0xfa/0x3b0 [ 92.898331][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.904733][ T5880] [ 92.904733][ T5880] other info that might help us debug this: [ 92.904733][ T5880] [ 92.914972][ T5880] Chain exists of: [ 92.914972][ T5880] sk_lock-AF_INET6 --> &cmd->lock --> &nsock->tx_lock [ 92.914972][ T5880] [ 92.927667][ T5880] Possible unsafe locking scenario: [ 92.927667][ T5880] [ 92.935120][ T5880] CPU0 CPU1 [ 92.940491][ T5880] ---- ---- [ 92.945841][ T5880] lock(&nsock->tx_lock); [ 92.950247][ T5880] lock(&cmd->lock); [ 92.956735][ T5880] lock(&nsock->tx_lock); [ 92.963659][ T5880] lock(sk_lock-AF_INET6); [ 92.968150][ T5880] [ 92.968150][ T5880] *** DEADLOCK *** [ 92.968150][ T5880] [ 92.976276][ T5880] 4 locks held by udevd/5880: [ 92.980934][ T5880] #0: ffff888143ffc358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 92.990173][ T5880] #1: ffff888143fc7e10 (set->srcu){.+.+}-{0:0}, at: blk_mq_run_hw_queue+0x31f/0x4f0 [ 92.999666][ T5880] #2: ffff88807f657178 (&cmd->lock){+.+.}-{4:4}, at: nbd_queue_rq+0xc8/0xf10 [ 93.008559][ T5880] #3: ffff8880767dbe70 (&nsock->tx_lock){+.+.}-{4:4}, at: nbd_queue_rq+0x257/0xf10 [ 93.017977][ T5880] [ 93.017977][ T5880] stack backtrace: [ 93.023892][ T5880] CPU: 1 UID: 0 PID: 5880 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 93.023908][ T5880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 93.023922][ T5880] Call Trace: [ 93.023930][ T5880] [ 93.023936][ T5880] dump_stack_lvl+0x189/0x250 [ 93.023956][ T5880] ? __pfx_dump_stack_lvl+0x10/0x10 [ 93.023970][ T5880] ? __pfx__printk+0x10/0x10 [ 93.023987][ T5880] ? print_lock_name+0xde/0x100 [ 93.024010][ T5880] print_circular_bug+0x2ee/0x310 [ 93.024025][ T5880] check_noncircular+0x134/0x160 [ 93.024039][ T5880] validate_chain+0xb9b/0x2140 [ 93.024052][ T5880] ? preempt_schedule_notrace_thunk+0x16/0x30 [ 93.024066][ T5880] ? look_up_lock_class+0x74/0x170 [ 93.024083][ T5880] ? register_lock_class+0x51/0x320 [ 93.024101][ T5880] __lock_acquire+0xab9/0xd20 [ 93.024119][ T5880] ? inet_shutdown+0x6a/0x390 [ 93.024135][ T5880] lock_acquire+0x120/0x360 [ 93.024150][ T5880] ? inet_shutdown+0x6a/0x390 [ 93.024166][ T5880] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 93.024183][ T5880] ? __pfx_queue_work_on+0x10/0x10 [ 93.024196][ T5880] lock_sock_nested+0x48/0x100 [ 93.024212][ T5880] ? inet_shutdown+0x6a/0x390 [ 93.024227][ T5880] inet_shutdown+0x6a/0x390 [ 93.024242][ T5880] nbd_mark_nsock_dead+0x2e9/0x560 [ 93.024257][ T5880] nbd_send_cmd+0x11ec/0x1ba0 [ 93.024269][ T5880] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 93.024286][ T5880] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 93.024302][ T5880] ? __pfx_nbd_send_cmd+0x10/0x10 [ 93.024314][ T5880] ? __mod_timer+0xb37/0xf30 [ 93.024329][ T5880] ? wbt_issue+0xe0/0x180 [ 93.024346][ T5880] ? blk_mq_start_request+0x4a8/0x8a0 [ 93.024363][ T5880] nbd_queue_rq+0xcdb/0xf10 [ 93.024383][ T5880] ? __pfx_nbd_queue_rq+0x10/0x10 [ 93.024404][ T5880] blk_mq_dispatch_rq_list+0x4c0/0x1900 [ 93.024421][ T5880] ? sbitmap_find_bit+0x47f/0x520 [ 93.024439][ T5880] ? __pfx_blk_mq_dispatch_rq_list+0x10/0x10 [ 93.024455][ T5880] ? __blk_mq_alloc_driver_tag+0x2e7/0x6e0 [ 93.024473][ T5880] __blk_mq_sched_dispatch_requests+0xda4/0x1570 [ 93.024496][ T5880] ? __pfx___blk_mq_sched_dispatch_requests+0x10/0x10 [ 93.024516][ T5880] ? blk_mq_run_hw_queue+0x31f/0x4f0 [ 93.024532][ T5880] blk_mq_sched_dispatch_requests+0xd7/0x190 [ 93.024550][ T5880] ? blk_mq_run_hw_queue+0x31f/0x4f0 [ 93.024564][ T5880] blk_mq_run_hw_queue+0x348/0x4f0 [ 93.024580][ T5880] blk_mq_dispatch_list+0xd0c/0xe00 [ 93.024596][ T5880] ? bdev_count_inflight+0x1cf/0x210 [ 93.024608][ T5880] ? blk_mq_dispatch_list+0x250/0xe00 [ 93.024625][ T5880] ? __pfx_blk_mq_dispatch_list+0x10/0x10 [ 93.024643][ T5880] ? rcu_is_watching+0x15/0xb0 [ 93.024656][ T5880] blk_mq_flush_plug_list+0x469/0x550 [ 93.024672][ T5880] ? blk_add_rq_to_plug+0x300/0x450 [ 93.024688][ T5880] ? blk_mq_submit_bio+0x1912/0x2440 [ 93.024704][ T5880] ? __pfx_blk_mq_flush_plug_list+0x10/0x10 [ 93.024723][ T5880] __blk_flush_plug+0x3d3/0x4b0 [ 93.024743][ T5880] ? __pfx___blk_flush_plug+0x10/0x10 [ 93.024762][ T5880] __submit_bio+0x2d3/0x5a0 [ 93.024772][ T5880] ? ktime_get+0x3e/0x1f0 [ 93.024784][ T5880] ? seqcount_lockdep_reader_access+0x175/0x1c0 [ 93.024798][ T5880] ? __pfx___submit_bio+0x10/0x10 [ 93.024808][ T5880] ? blk_cgroup_bio_start+0x59d/0x640 [ 93.024828][ T5880] ? bio_associate_blkg+0x6d/0x230 [ 93.024846][ T5880] submit_bio_noacct_nocheck+0x4ab/0xb50 [ 93.024862][ T5880] ? bio_associate_blkg+0x6d/0x230 [ 93.024879][ T5880] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10 [ 93.024897][ T5880] ? submit_bio_noacct+0xd6f/0x1a50 [ 93.024916][ T5880] block_read_full_folio+0x599/0x830 [ 93.024931][ T5880] ? __pfx_blkdev_get_block+0x10/0x10 [ 93.024944][ T5880] filemap_read_folio+0x114/0x380 [ 93.024957][ T5880] ? __pfx_blkdev_read_folio+0x10/0x10 [ 93.024982][ T5880] ? __pfx_filemap_read_folio+0x10/0x10 [ 93.025001][ T5880] do_read_cache_folio+0x350/0x590 [ 93.025015][ T5880] ? __pfx_blkdev_read_folio+0x10/0x10 [ 93.025027][ T5880] read_part_sector+0xb6/0x2b0 [ 93.025043][ T5880] adfspart_check_ICS+0xa4/0xa50 [ 93.025059][ T5880] ? snprintf+0xda/0x120 [ 93.025074][ T5880] ? __pfx_adfspart_check_ICS+0x10/0x10 [ 93.025094][ T5880] bdev_disk_changed+0x75f/0x14b0 [ 93.025114][ T5880] ? __pfx_bdev_disk_changed+0x10/0x10 [ 93.025135][ T5880] ? wait_on_inode+0xc0/0x230 [ 93.025149][ T5880] blkdev_get_whole+0x380/0x510 [ 93.025167][ T5880] bdev_open+0x31e/0xd30 [ 93.025186][ T5880] blkdev_open+0x3a8/0x510 [ 93.025198][ T5880] ? __pfx_blkdev_open+0x10/0x10 [ 93.025209][ T5880] do_dentry_open+0x950/0x13f0 [ 93.025226][ T5880] vfs_open+0x3b/0x340 [ 93.025237][ T5880] ? path_openat+0x2ecd/0x3830 [ 93.025253][ T5880] path_openat+0x2ee5/0x3830 [ 93.025266][ T5880] ? arch_stack_walk+0xfc/0x150 [ 93.025285][ T5880] ? stack_depot_save_flags+0x40/0x860 [ 93.025304][ T5880] ? __pfx_path_openat+0x10/0x10 [ 93.025317][ T5880] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.025335][ T5880] do_filp_open+0x1fa/0x410 [ 93.025348][ T5880] ? __lock_acquire+0xab9/0xd20 [ 93.025364][ T5880] ? __pfx_do_filp_open+0x10/0x10 [ 93.025383][ T5880] ? _raw_spin_unlock+0x28/0x50 [ 93.025397][ T5880] ? alloc_fd+0x64c/0x6c0 [ 93.025416][ T5880] do_sys_openat2+0x121/0x1c0 [ 93.025429][ T5880] ? __pfx___x64_sys_recvmsg+0x10/0x10 [ 93.025442][ T5880] ? __pfx_do_sys_openat2+0x10/0x10 [ 93.025456][ T5880] ? rcu_is_watching+0x15/0xb0 [ 93.025469][ T5880] __x64_sys_openat+0x138/0x170 [ 93.025483][ T5880] do_syscall_64+0xfa/0x3b0 [ 93.025493][ T5880] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.025509][ T5880] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.025521][ T5880] ? clear_bhb_loop+0x60/0xb0 [ 93.025534][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.025546][ T5880] RIP: 0033:0x7f99f88a7407 [ 93.025565][ T5880] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 93.025575][ T5880] RSP: 002b:00007ffc67a32fc0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 93.025590][ T5880] RAX: ffffffffffffffda RBX: 00007f99f8f6d880 RCX: 00007f99f88a7407 [ 93.025599][ T5880] RDX: 00000000000a0800 RSI: 000055b5b86b4570 RDI: ffffffffffffff9c [ 93.025608][ T5880] RBP: 000055b5b86b3910 R08: 0000000000000000 R09: 0000000000000000 [ 93.025616][ T5880] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b5b86d0f10 [ 93.025624][ T5880] R13: 000055b5b86c1190 R14: 0000000000000000 R15: 000055b5b86d0f10 [ 93.025637][ T5880] [ 93.659367][ T5922] block nbd0: Receive control failed (result -32) [ 93.665918][ T55] block nbd0: Dead connection, failed to find a fallback [ 93.673933][ T55] block nbd0: shutting down sockets [ 93.679699][ T55] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.689243][ T55] Buffer I/O error on dev nbd0, logical block 0, async page read [ 93.714198][ T5880] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.723918][ T5880] Buffer I/O error on dev nbd0, logical block 1, async page read [ 93.732183][ T5880] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.741262][ T5880] Buffer I/O error on dev nbd0, logical block 2, async page read [ 93.749500][ T5880] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.759484][ T5880] Buffer I/O error on dev nbd0, logical block 3, async page read [ 93.788010][ T5880] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.797909][ T5880] Buffer I/O error on dev nbd0, logical block 0, async page read [ 93.805960][ T5880] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.874120][ T5922] Bluetooth: hci0: command tx timeout [ 93.880108][ T5880] Buffer I/O error on dev nbd0, logical block 1, async page read [ 93.888069][ T5880] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.897112][ T5880] Buffer I/O error on dev nbd0, logical block 2, async page read [ 93.905342][ T5880] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.915004][ T5880] Buffer I/O error on dev nbd0, logical block 3, async page read [ 93.923039][ T5880] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.932225][ T5880] Buffer I/O error on dev nbd0, logical block 0, async page read [ 93.941295][ T5880] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 93.950406][ T5880] Buffer I/O error on dev nbd0, logical block 1, async page read [ 93.959933][ T5880] ldm_validate_partition_table(): Disk read failed. [ 93.967736][ T5880] Dev nbd0: unable to read RDB block 0 [ 93.974528][ T5880] nbd0: unable to read partition table [ 93.989437][ T5880] ldm_validate_partition_table(): Disk read failed. [ 93.997282][ T5880] Dev nbd0: unable to read RDB block 0 [ 94.004195][ T5880] nbd0: unable to read partition table