Warning: Permanently added '10.128.0.96' (ED25519) to the list of known hosts. 1970/01/01 00:01:01 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:01 ignoring optional flag "type"="gce" 1970/01/01 00:01:01 parsed 1 programs 1970/01/01 00:01:01 executed programs: 0 [ 62.659705][ T6084] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 62.662412][ T6084] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 62.665502][ T6084] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 62.667464][ T6084] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 62.667892][ T6084] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 62.751689][ T6727] chnl_net:caif_netlink_parms(): no params data found [ 62.791790][ T6727] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.791872][ T6727] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.791969][ T6727] bridge_slave_0: entered allmulticast mode [ 62.792786][ T6727] bridge_slave_0: entered promiscuous mode [ 62.794932][ T6727] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.795007][ T6727] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.795121][ T6727] bridge_slave_1: entered allmulticast mode [ 62.795918][ T6727] bridge_slave_1: entered promiscuous mode [ 62.813777][ T6727] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.815413][ T6727] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.832196][ T6727] team0: Port device team_slave_0 added [ 62.834250][ T6727] team0: Port device team_slave_1 added [ 62.848203][ T6727] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.848246][ T6727] 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. [ 62.848279][ T6727] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.849324][ T6727] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.849348][ T6727] 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. [ 62.849377][ T6727] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.878253][ T6727] hsr_slave_0: entered promiscuous mode [ 62.878717][ T6727] hsr_slave_1: entered promiscuous mode [ 63.754089][ T6727] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.757839][ T6727] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.762157][ T6727] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.766433][ T6727] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.821809][ T6727] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.832831][ T6727] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.838902][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.838984][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.842903][ T304] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.842986][ T304] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.869711][ T6727] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.959264][ T6727] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.982613][ T6727] veth0_vlan: entered promiscuous mode [ 63.989918][ T6727] veth1_vlan: entered promiscuous mode [ 64.002377][ T6727] veth0_macvtap: entered promiscuous mode [ 64.008529][ T6727] veth1_macvtap: entered promiscuous mode [ 64.017792][ T6727] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.021650][ T6727] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.026424][ T6727] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.026493][ T6727] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.026525][ T6727] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.026555][ T6727] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.075358][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.075417][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.090933][ T163] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.090997][ T163] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.253927][ T6841] nbd0: detected capacity change from 0 to 126 [ 64.495428][ T2406] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.495546][ T2406] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.735420][ T6084] Bluetooth: hci0: command tx timeout [ 64.972974][ T52] block nbd0: Receive control failed (result -104) [ 66.813624][ T52] Bluetooth: hci0: command tx timeout [ 68.894217][ T52] Bluetooth: hci0: command tx timeout [ 69.624960][ T3909] cfg80211: failed to load regulatory.db [ 70.973680][ T52] Bluetooth: hci0: command tx timeout [ 94.589392][ T112] block nbd0: Possible stuck request 0000000050d9c45a: control (read@0,4096B). Runtime 30 seconds 1970/01/01 00:01:59 executed programs: 1 [ 121.218740][ T6084] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 121.220184][ T6084] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 121.220691][ T6084] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 121.221330][ T6084] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 121.221761][ T6084] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 121.308342][ T7021] chnl_net:caif_netlink_parms(): no params data found [ 121.346698][ T7021] bridge0: port 1(bridge_slave_0) entered blocking state [ 121.346787][ T7021] bridge0: port 1(bridge_slave_0) entered disabled state [ 121.346888][ T7021] bridge_slave_0: entered allmulticast mode [ 121.347738][ T7021] bridge_slave_0: entered promiscuous mode [ 121.349295][ T7021] bridge0: port 2(bridge_slave_1) entered blocking state [ 121.349368][ T7021] bridge0: port 2(bridge_slave_1) entered disabled state [ 121.349498][ T7021] bridge_slave_1: entered allmulticast mode [ 121.350309][ T7021] bridge_slave_1: entered promiscuous mode [ 121.369291][ T7021] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 121.370809][ T7021] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 121.385377][ T7021] team0: Port device team_slave_0 added [ 121.387796][ T7021] team0: Port device team_slave_1 added [ 121.401184][ T7021] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 121.401234][ T7021] 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. [ 121.401272][ T7021] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 121.402347][ T7021] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 121.402372][ T7021] 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. [ 121.402403][ T7021] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 121.436732][ T7021] hsr_slave_0: entered promiscuous mode [ 121.437235][ T7021] hsr_slave_1: entered promiscuous mode [ 121.437566][ T7021] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 121.437679][ T7021] Cannot create hsr debugfs directory [ 121.555472][ T7021] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.664963][ T7021] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.746173][ T7021] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.826271][ T7021] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.998274][ T7021] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 122.000071][ T7021] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 122.002257][ T7021] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 122.006014][ T7021] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 122.024204][ T7021] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.024275][ T7021] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.024560][ T7021] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.024633][ T7021] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.048237][ T7021] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.054262][ T41] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.056798][ T41] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.066393][ T7021] 8021q: adding VLAN 0 to HW filter on device team0 [ 122.071520][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.071597][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.078376][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.078429][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.180599][ T7021] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 122.198884][ T7021] veth0_vlan: entered promiscuous mode [ 122.205773][ T7021] veth1_vlan: entered promiscuous mode [ 122.218602][ T7021] veth0_macvtap: entered promiscuous mode [ 122.222350][ T7021] veth1_macvtap: entered promiscuous mode [ 122.229319][ T7021] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 122.231352][ T7021] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 122.232751][ T7021] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 122.232790][ T7021] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 122.232821][ T7021] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 122.232851][ T7021] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 122.274777][ T163] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.274837][ T163] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.292629][ T304] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.292684][ T304] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.295826][ T6084] Bluetooth: hci1: command tx timeout [ 124.654410][ T112] block nbd0: Possible stuck request 0000000050d9c45a: control (read@0,4096B). Runtime 60 seconds [ 125.354437][ T6131] udevd[6131]: worker [6743] /devices/virtual/block/nbd0 is taking a long time [ 125.373593][ T6084] Bluetooth: hci1: command tx timeout [ 125.934526][ T2406] ieee802154 phy0 wpan0: encryption failed: -22 [ 125.936133][ T2406] ieee802154 phy1 wpan1: encryption failed: -22 [ 127.463674][ T6084] Bluetooth: hci1: command tx timeout [ 129.533793][ T6084] Bluetooth: hci1: command tx timeout [ 154.744355][ T56] block nbd0: Possible stuck request 0000000050d9c45a: control (read@0,4096B). Runtime 90 seconds 1970/01/01 00:02:57 executed programs: 2 [ 179.469158][ T52] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 179.470321][ T52] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 179.470819][ T52] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 179.471461][ T52] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 179.471882][ T52] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 179.562889][ T7051] chnl_net:caif_netlink_parms(): no params data found [ 179.603365][ T7051] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.603747][ T7051] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.603904][ T7051] bridge_slave_0: entered allmulticast mode [ 179.604719][ T7051] bridge_slave_0: entered promiscuous mode [ 179.607897][ T7051] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.607969][ T7051] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.608094][ T7051] bridge_slave_1: entered allmulticast mode [ 179.608921][ T7051] bridge_slave_1: entered promiscuous mode [ 179.627793][ T7051] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 179.631018][ T7051] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 179.645997][ T7051] team0: Port device team_slave_0 added [ 179.647719][ T7051] team0: Port device team_slave_1 added [ 179.664253][ T7051] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 179.664305][ T7051] 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. [ 179.664359][ T7051] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 179.665467][ T7051] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 179.665493][ T7051] 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. [ 179.665526][ T7051] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 179.699795][ T7051] hsr_slave_0: entered promiscuous mode [ 179.700356][ T7051] hsr_slave_1: entered promiscuous mode [ 179.700679][ T7051] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 179.700709][ T7051] Cannot create hsr debugfs directory [ 179.805884][ T7051] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 179.886781][ T7051] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 179.966884][ T7051] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 180.046733][ T7051] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 180.208259][ T7051] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 180.212215][ T7051] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 180.216077][ T7051] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 180.221302][ T7051] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 180.243522][ T7051] bridge0: port 2(bridge_slave_1) entered blocking state [ 180.243589][ T7051] bridge0: port 2(bridge_slave_1) entered forwarding state [ 180.243726][ T7051] bridge0: port 1(bridge_slave_0) entered blocking state [ 180.243782][ T7051] bridge0: port 1(bridge_slave_0) entered forwarding state [ 180.267863][ T7051] 8021q: adding VLAN 0 to HW filter on device bond0 [ 180.272940][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 180.276112][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 180.283158][ T7051] 8021q: adding VLAN 0 to HW filter on device team0 [ 180.287299][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 180.287367][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 180.295479][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 180.295560][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 180.398258][ T7051] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 180.419629][ T7051] veth0_vlan: entered promiscuous mode [ 180.424402][ T7051] veth1_vlan: entered promiscuous mode [ 180.435838][ T7051] veth0_macvtap: entered promiscuous mode [ 180.437638][ T7051] veth1_macvtap: entered promiscuous mode [ 180.444898][ T7051] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 180.446935][ T7051] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 180.448407][ T7051] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 180.448446][ T7051] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 180.448476][ T7051] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 180.448507][ T7051] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 180.490141][ T14] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 180.490197][ T14] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 180.507960][ T163] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 180.508019][ T163] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 181.533663][ T52] Bluetooth: hci2: command tx timeout [ 183.614337][ T52] Bluetooth: hci2: command tx timeout [ 184.824115][ T56] block nbd0: Possible stuck request 0000000050d9c45a: control (read@0,4096B). Runtime 120 seconds [ 185.694716][ T52] Bluetooth: hci2: command tx timeout [ 187.374301][ T2406] ieee802154 phy0 wpan0: encryption failed: -22 [ 187.374385][ T2406] ieee802154 phy1 wpan1: encryption failed: -22 [ 187.773605][ T6084] Bluetooth: hci2: command tx timeout [ 189.463638][ T6084] Bluetooth: hci0: command 0x0406 tx timeout [ 214.903657][ T56] block nbd0: Possible stuck request 0000000050d9c45a: control (read@0,4096B). Runtime 150 seconds [ 223.213809][ T32] INFO: task syz-executor.0:6832 blocked for more than 143 seconds. [ 223.216215][ T32] Not tainted 6.16.0-rc2-syzkaller-00009-g9aa9b43d689e #0 [ 223.218486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ ** replaying previous printk message ** [ 223.219662][ T32] task:syz-executor.0 state:D stack:0 pid:6832 tgid:6832 ppid:6727 task_flags:0x400040 flags:0x00000009 [ 223.219704][ T32] Call trace: [ 223.219722][ T32] __switch_to+0x414/0x834 (T) [ 223.219752][ T32] __schedule+0x1414/0x2a28 [ 223.219777][ T32] schedule+0xb4/0x230 [ 223.219800][ T32] schedule_preempt_disabled+0x18/0x2c [ 223.219825][ T32] __mutex_lock_common+0xbd0/0x2190 [ 223.219850][ T32] mutex_lock_nested+0x2c/0x38 [ 223.219874][ T32] bdev_release+0x154/0x654 [ 223.219903][ T32] blkdev_release+0x20/0x34 [ 223.219926][ T32] __fput+0x340/0x75c [ 223.219950][ T32] fput_close_sync+0x100/0x224 [ 223.219974][ T32] __arm64_sys_close+0x7c/0x118 [ 223.220000][ T32] invoke_syscall+0x98/0x2b8 [ 223.220029][ T32] el0_svc_common+0x130/0x23c [ 223.220062][ T32] do_el0_svc+0x48/0x58 [ 223.220092][ T32] el0_svc+0x58/0x17c [ 223.220118][ T32] el0t_64_sync_handler+0x78/0x108 [ 223.220143][ T32] el0t_64_sync+0x198/0x19c [ 223.220186][ T32] [ 223.220186][ T32] Showing all locks held in the system: [ 223.220208][ T32] 1 lock held by khungtaskd/32: [ 223.220227][ T32] #0: ffff80008f819e40 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 [ 223.220303][ T32] 2 locks held by pr/ttyAMA0/43: [ 223.220342][ T32] 2 locks held by getty/6286: [ 223.220362][ T32] #0: ffff0000d74a00a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 223.220434][ T32] #1: ffff80009b9be2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 [ 223.220509][ T32] 1 lock held by udevd/6743: [ 223.220529][ T32] #0: ffff0000ca256358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 223.220603][ T32] 1 lock held by syz-executor.0/6832: [ 223.220623][ T32] #0: ffff0000ca256358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x154/0x654 [ 223.220696][ T32] 1 lock held by syz-executor.0/7040: [ 223.220715][ T32] #0: ffff0000ca256358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 223.220787][ T32] 1 lock held by syz-executor.0/7041: [ 223.220806][ T32] #0: ffff0000ca256358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 223.220880][ T32] 1 lock held by syz-executor.0/7070: [ 223.220899][ T32] #0: ffff0000ca256358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 223.220971][ T32] 1 lock held by syz-executor.0/7071: [ 223.220990][ T32] #0: ffff0000ca256358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 223.221068][ T32] [ 223.221084][ T32] ============================================= [ 223.221084][ T32] [ 223.221107][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 223.289671][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.16.0-rc2-syzkaller-00009-g9aa9b43d689e #0 PREEMPT [ 223.292861][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 223.295727][ T32] Call trace: [ 223.296671][ T32] show_stack+0x2c/0x3c (C) [ 223.297929][ T32] __dump_stack+0x30/0x40 [ 223.299172][ T32] dump_stack_lvl+0x30/0x12c [ 223.300385][ T32] dump_stack+0x1c/0x28 [ 223.301586][ T32] panic+0x2bc/0x7ac [ 223.302707][ T32] hung_task_panic+0x0/0x2c [ 223.303951][ T32] kthread+0x5fc/0x75c [ 223.305098][ T32] ret_from_fork+0x10/0x20 [ 223.306427][ T32] SMP: stopping secondary CPUs [ 224.376509][ T32] SMP: failed to stop secondary CPUs 0 [ 224.378268][ T32] Kernel Offset: disabled [ 224.379489][ T32] CPU features: 0x2000,000081c0,020004a1,04017203 [ 224.381278][ T32] Memory Limit: none [ 224.747761][ T32] Rebooting in 86400 seconds..