Warning: Permanently added '10.128.0.253' (ED25519) to the list of known hosts. 1970/01/01 00:00:58 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:58 ignoring optional flag "type"="gce" 1970/01/01 00:00:58 parsed 1 programs 1970/01/01 00:00:58 executed programs: 0 [ 58.448379][ T6089] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 58.449239][ T6089] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 58.449602][ T6089] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 58.450404][ T6089] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 58.450938][ T6089] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 58.547608][ T6731] chnl_net:caif_netlink_parms(): no params data found [ 58.590310][ T6731] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.590384][ T6731] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.590477][ T6731] bridge_slave_0: entered allmulticast mode [ 58.591469][ T6731] bridge_slave_0: entered promiscuous mode [ 58.593699][ T6731] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.593790][ T6731] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.593889][ T6731] bridge_slave_1: entered allmulticast mode [ 58.594721][ T6731] bridge_slave_1: entered promiscuous mode [ 58.611848][ T6731] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.614011][ T6731] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.631568][ T6731] team0: Port device team_slave_0 added [ 58.633736][ T6731] team0: Port device team_slave_1 added [ 58.647924][ T6731] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.647970][ T6731] 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. [ 58.648003][ T6731] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.649071][ T6731] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.649096][ T6731] 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. [ 58.649127][ T6731] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.680255][ T6731] hsr_slave_0: entered promiscuous mode [ 58.680701][ T6731] hsr_slave_1: entered promiscuous mode [ 59.590083][ T6731] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.594480][ T6731] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.599887][ T6731] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.606064][ T6731] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.658192][ T6731] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.670491][ T6731] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.676259][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.676329][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.683965][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.684051][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.791999][ T6731] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.817418][ T6731] veth0_vlan: entered promiscuous mode [ 59.820291][ T6731] veth1_vlan: entered promiscuous mode [ 59.842370][ T6731] veth0_macvtap: entered promiscuous mode [ 59.845872][ T6731] veth1_macvtap: entered promiscuous mode [ 59.853755][ T6731] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.858183][ T6731] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.866681][ T6731] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.869236][ T6731] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.871738][ T6731] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.876670][ T6731] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.915648][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.915702][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.937608][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.937666][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.094670][ T6838] nbd0: detected capacity change from 0 to 131072 [ 60.502973][ T52] Bluetooth: hci0: command tx timeout [ 60.826328][ T6089] block nbd0: Receive control failed (result -104) [ 62.572759][ T6089] Bluetooth: hci0: command tx timeout [ 64.494039][ T2411] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.494158][ T2411] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.652537][ T6089] Bluetooth: hci0: command tx timeout [ 66.732411][ T6089] Bluetooth: hci0: command tx timeout [ 69.615481][ T2332] cfg80211: failed to load regulatory.db [ 90.743805][ T82] block nbd0: Possible stuck request 0000000027306deb: control (read@0,4096B). Runtime 30 seconds 1970/01/01 00:01:54 executed programs: 1 [ 116.009004][ T52] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 116.010639][ T52] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 116.011050][ T52] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 116.011838][ T52] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 116.012545][ T52] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 116.102848][ T6998] chnl_net:caif_netlink_parms(): no params data found [ 116.140453][ T6998] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.140528][ T6998] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.140625][ T6998] bridge_slave_0: entered allmulticast mode [ 116.141469][ T6998] bridge_slave_0: entered promiscuous mode [ 116.144393][ T6998] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.144474][ T6998] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.144568][ T6998] bridge_slave_1: entered allmulticast mode [ 116.145373][ T6998] bridge_slave_1: entered promiscuous mode [ 116.166044][ T6998] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 116.167569][ T6998] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 116.181977][ T6998] team0: Port device team_slave_0 added [ 116.184198][ T6998] team0: Port device team_slave_1 added [ 116.199046][ T6998] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 116.199098][ T6998] 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. [ 116.199135][ T6998] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 116.200207][ T6998] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 116.200240][ T6998] 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. [ 116.200272][ T6998] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 116.231257][ T6998] hsr_slave_0: entered promiscuous mode [ 116.231798][ T6998] hsr_slave_1: entered promiscuous mode [ 116.234382][ T6998] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 116.234495][ T6998] Cannot create hsr debugfs directory [ 116.324769][ T6998] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.415390][ T6998] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.514336][ T6998] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.595307][ T6998] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.745295][ T6998] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 116.749200][ T6998] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 116.755172][ T6998] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 116.758772][ T6998] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 116.777956][ T6998] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.778046][ T6998] bridge0: port 2(bridge_slave_1) entered forwarding state [ 116.778170][ T6998] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.778236][ T6998] bridge0: port 1(bridge_slave_0) entered forwarding state [ 116.801777][ T6998] 8021q: adding VLAN 0 to HW filter on device bond0 [ 116.807232][ T187] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.809736][ T187] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.819405][ T6998] 8021q: adding VLAN 0 to HW filter on device team0 [ 116.823605][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.823678][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 116.826880][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.826926][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 116.919063][ T6998] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 116.940789][ T6998] veth0_vlan: entered promiscuous mode [ 116.946599][ T6998] veth1_vlan: entered promiscuous mode [ 116.959517][ T6998] veth0_macvtap: entered promiscuous mode [ 116.961315][ T6998] veth1_macvtap: entered promiscuous mode [ 116.968547][ T6998] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 116.970632][ T6998] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 116.972735][ T6998] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.972774][ T6998] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.972805][ T6998] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.972836][ T6998] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 117.014533][ T187] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.014589][ T187] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.030137][ T187] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.030216][ T187] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 118.092688][ T52] Bluetooth: hci1: command tx timeout [ 120.172409][ T52] Bluetooth: hci1: command tx timeout [ 120.822425][ T82] block nbd0: Possible stuck request 0000000027306deb: control (read@0,4096B). Runtime 60 seconds [ 122.262493][ T52] Bluetooth: hci1: command tx timeout [ 123.101285][ T6137] udevd[6137]: worker [6734] /devices/virtual/block/nbd0 is taking a long time [ 124.332307][ T52] Bluetooth: hci1: command tx timeout [ 125.933147][ T2411] ieee802154 phy0 wpan0: encryption failed: -22 [ 125.933253][ T2411] ieee802154 phy1 wpan1: encryption failed: -22 [ 150.894727][ T82] block nbd0: Possible stuck request 0000000027306deb: control (read@0,4096B). Runtime 90 seconds 1970/01/01 00:02:52 executed programs: 2 [ 173.120784][ T6089] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 173.122121][ T6089] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 173.123033][ T6089] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 173.123711][ T6089] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 173.124151][ T6089] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 173.218060][ T7027] chnl_net:caif_netlink_parms(): no params data found [ 173.255523][ T7027] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.255602][ T7027] bridge0: port 1(bridge_slave_0) entered disabled state [ 173.256027][ T7027] bridge_slave_0: entered allmulticast mode [ 173.256880][ T7027] bridge_slave_0: entered promiscuous mode [ 173.258730][ T7027] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.258806][ T7027] bridge0: port 2(bridge_slave_1) entered disabled state [ 173.258907][ T7027] bridge_slave_1: entered allmulticast mode [ 173.259733][ T7027] bridge_slave_1: entered promiscuous mode [ 173.281026][ T7027] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 173.283264][ T7027] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 173.298769][ T7027] team0: Port device team_slave_0 added [ 173.301837][ T7027] team0: Port device team_slave_1 added [ 173.317536][ T7027] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 173.317583][ T7027] 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. [ 173.317624][ T7027] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 173.318709][ T7027] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 173.318734][ T7027] 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. [ 173.318768][ T7027] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 173.347495][ T7027] hsr_slave_0: entered promiscuous mode [ 173.348025][ T7027] hsr_slave_1: entered promiscuous mode [ 173.348428][ T7027] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 173.348459][ T7027] Cannot create hsr debugfs directory [ 173.444600][ T7027] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 173.525990][ T7027] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 173.605898][ T7027] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 173.685927][ T7027] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 173.856252][ T7027] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 173.860134][ T7027] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 173.865479][ T7027] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 173.869125][ T7027] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 173.886297][ T7027] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.886371][ T7027] bridge0: port 2(bridge_slave_1) entered forwarding state [ 173.886482][ T7027] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.886686][ T7027] bridge0: port 1(bridge_slave_0) entered forwarding state [ 173.913884][ T7027] 8021q: adding VLAN 0 to HW filter on device bond0 [ 173.919882][ T41] bridge0: port 1(bridge_slave_0) entered disabled state [ 173.925512][ T41] bridge0: port 2(bridge_slave_1) entered disabled state [ 173.934340][ T7027] 8021q: adding VLAN 0 to HW filter on device team0 [ 173.940373][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.940443][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 173.946392][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.946482][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 174.041837][ T7027] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 174.065463][ T7027] veth0_vlan: entered promiscuous mode [ 174.068668][ T7027] veth1_vlan: entered promiscuous mode [ 174.081710][ T7027] veth0_macvtap: entered promiscuous mode [ 174.087444][ T7027] veth1_macvtap: entered promiscuous mode [ 174.095766][ T7027] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 174.097870][ T7027] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 174.099637][ T7027] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 174.099677][ T7027] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 174.099707][ T7027] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 174.099738][ T7027] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 174.139877][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 174.139929][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 174.157657][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 174.157713][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 175.132432][ T6089] Bluetooth: hci2: command tx timeout [ 177.222417][ T6089] Bluetooth: hci2: command tx timeout [ 179.292747][ T6089] Bluetooth: hci2: command tx timeout [ 180.975449][ T82] block nbd0: Possible stuck request 0000000027306deb: control (read@0,4096B). Runtime 120 seconds [ 181.372358][ T6089] Bluetooth: hci2: command tx timeout [ 184.332683][ T52] Bluetooth: hci0: command 0x0406 tx timeout [ 187.374112][ T2411] ieee802154 phy0 wpan0: encryption failed: -22 [ 187.376114][ T2411] ieee802154 phy1 wpan1: encryption failed: -22 [ 211.064975][ T82] block nbd0: Possible stuck request 0000000027306deb: control (read@0,4096B). Runtime 150 seconds [ 221.292468][ T32] INFO: task syz-executor.0:6831 blo ** replaying previous printk message ** [ 221.292468][ T32] INFO: task syz-executor.0:6831 blocked for more than 143 seconds. [ 221.292578][ T32] Not tainted 6.16.0-rc2-syzkaller-00009-g9aa9b43d689e #0 [ 221.292599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 221.292618][ T32] task:syz-executor.0 state:D stack:0 pid:6831 tgid:6831 ppid:6731 task_flags:0x400040 flags:0x00000009 [ 221.292657][ T32] Call trace: [ 221.292674][ T32] __switch_to+0x414/0x834 (T) [ 221.292704][ T32] __schedule+0x1414/0x2a28 [ 221.292729][ T32] schedule+0xb4/0x230 [ 221.292753][ T32] schedule_preempt_disabled+0x18/0x2c [ 221.292777][ T32] __mutex_lock_common+0xbd0/0x2190 [ 221.292803][ T32] mutex_lock_nested+0x2c/0x38 [ 221.292827][ T32] bdev_release+0x154/0x654 [ 221.292856][ T32] blkdev_release+0x20/0x34 [ 221.292879][ T32] __fput+0x340/0x75c [ 221.292904][ T32] fput_close_sync+0x100/0x224 [ 221.292928][ T32] __arm64_sys_close+0x7c/0x118 [ 221.292954][ T32] invoke_syscall+0x98/0x2b8 [ 221.292983][ T32] el0_svc_common+0x130/0x23c [ 221.293010][ T32] do_el0_svc+0x48/0x58 [ 221.293037][ T32] el0_svc+0x58/0x17c [ 221.293062][ T32] el0t_64_sync_handler+0x78/0x108 [ 221.293095][ T32] el0t_64_sync+0x198/0x19c [ 221.293134][ T32] [ 221.293134][ T32] Showing all locks held in the system: [ 221.293154][ T32] 1 lock held by khungtaskd/32: [ 221.293182][ T32] #0: ffff80008f819e40 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 [ 221.293263][ T32] 2 locks held by pr/ttyAMA0/43: [ 221.293294][ T32] 2 locks held by getty/6297: [ 221.293314][ T32] #0: ffff0000d26670a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 221.293387][ T32] #1: ffff80009b9be2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 [ 221.293462][ T32] 1 lock held by udevd/6734: [ 221.293481][ T32] #0: ffff0000ca7f5358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 221.293555][ T32] 1 lock held by syz-executor.0/6831: [ 221.293575][ T32] #0: ffff0000ca7f5358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x154/0x654 [ 221.293649][ T32] 1 lock held by syz-executor.0/7017: [ 221.293668][ T32] #0: ffff0000ca7f5358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 221.293741][ T32] 1 lock held by syz-executor.0/7018: [ 221.293760][ T32] #0: ffff0000ca7f5358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 221.293834][ T32] 1 lock held by syz-executor.0/7046: [ 221.293853][ T32] #0: ffff0000ca7f5358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 221.293926][ T32] 1 lock held by syz-executor.0/7047: [ 221.293945][ T32] #0: ffff0000ca7f5358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 221.294018][ T32] [ 221.294033][ T32] ============================================= [ 221.294033][ T32] [ 221.294052][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 221.367693][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.16.0-rc2-syzkaller-00009-g9aa9b43d689e #0 PREEMPT [ 221.370727][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 221.373450][ T32] Call trace: [ 221.374371][ T32] show_stack+0x2c/0x3c (C) [ 221.375544][ T32] __dump_stack+0x30/0x40 [ 221.376701][ T32] dump_stack_lvl+0x30/0x12c [ 221.377980][ T32] dump_stack+0x1c/0x28 [ 221.379084][ T32] panic+0x2bc/0x7ac [ 221.380095][ T32] hung_task_panic+0x0/0x2c [ 221.381294][ T32] kthread+0x5fc/0x75c [ 221.382374][ T32] ret_from_fork+0x10/0x20 [ 221.383539][ T32] SMP: stopping secondary CPUs [ 222.453668][ T32] SMP: failed to stop secondary CPUs 1 [ 222.455364][ T32] Kernel Offset: disabled [ 222.456546][ T32] CPU features: 0x2000,000081c0,020004a1,04017203 [ 222.458244][ T32] Memory Limit: none [ 222.865759][ T32] Rebooting in 86400 seconds..