Warning: Permanently added '10.128.0.196' (ED25519) to the list of known hosts. 1970/01/01 00:00:56 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:56 ignoring optional flag "type"="gce" 1970/01/01 00:00:57 parsed 1 programs 1970/01/01 00:00:57 executed programs: 0 [ 57.587267][ T6692] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 57.619236][ T55] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 57.622265][ T55] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 57.624982][ T55] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 57.627893][ T55] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 57.630347][ T55] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 57.729355][ T6697] chnl_net:caif_netlink_parms(): no params data found [ 57.766577][ T6697] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.766712][ T6697] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.767050][ T6697] bridge_slave_0: entered allmulticast mode [ 57.767861][ T6697] bridge_slave_0: entered promiscuous mode [ 57.769117][ T6697] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.769172][ T6697] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.769257][ T6697] bridge_slave_1: entered allmulticast mode [ 57.770046][ T6697] bridge_slave_1: entered promiscuous mode [ 57.786626][ T6697] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.788071][ T6697] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.802839][ T6697] team0: Port device team_slave_0 added [ 57.804367][ T6697] team0: Port device team_slave_1 added [ 57.816999][ T6697] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.817050][ T6697] 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. [ 57.817081][ T6697] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.818074][ T6697] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.818097][ T6697] 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. [ 57.818125][ T6697] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.845059][ T6697] hsr_slave_0: entered promiscuous mode [ 57.845495][ T6697] hsr_slave_1: entered promiscuous mode [ 58.726110][ T6697] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.730060][ T6697] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.734147][ T6697] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.738091][ T6697] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.752538][ T6697] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.752631][ T6697] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.752811][ T6697] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.752875][ T6697] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.779561][ T330] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.784859][ T330] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.804915][ T6697] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.811418][ T6697] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.815744][ T330] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.815824][ T330] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.819549][ T330] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.819609][ T330] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.841414][ T6697] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.841470][ T6697] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.931028][ T6697] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.950816][ T6697] veth0_vlan: entered promiscuous mode [ 58.958994][ T6697] veth1_vlan: entered promiscuous mode [ 58.974759][ T6697] veth0_macvtap: entered promiscuous mode [ 58.978292][ T6697] veth1_macvtap: entered promiscuous mode [ 58.987989][ T6697] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.996781][ T6697] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.000971][ T6697] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.003085][ T6697] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.003117][ T6697] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.003146][ T6697] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.041324][ T252] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.041376][ T252] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.060355][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.060413][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.152867][ T6785] nbd0: detected capacity change from 0 to 121732 [ 59.652318][ T6059] Bluetooth: hci0: command tx timeout [ 59.939710][ T55] block nbd0: Receive control failed (result -104) [ 61.732279][ T55] Bluetooth: hci0: command tx timeout [ 63.812004][ T55] Bluetooth: hci0: command tx timeout [ 64.853665][ T2395] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.853776][ T2395] ieee802154 phy1 wpan1: encryption failed: -22 [ 65.891822][ T55] Bluetooth: hci0: command tx timeout [ 69.975320][ T3893] cfg80211: failed to load regulatory.db [ 89.173422][ T2128] block nbd0: Possible stuck request 00000000ab20c882: control (read@0,4096B). Runtime 30 seconds 1970/01/01 00:01:53 executed programs: 1 [ 115.128605][ T6059] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 115.130228][ T6059] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 115.130689][ T6059] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 115.131289][ T6059] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 115.131932][ T6059] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 115.218584][ T6956] chnl_net:caif_netlink_parms(): no params data found [ 115.257328][ T6956] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.257432][ T6956] bridge0: port 1(bridge_slave_0) entered disabled state [ 115.257528][ T6956] bridge_slave_0: entered allmulticast mode [ 115.258395][ T6956] bridge_slave_0: entered promiscuous mode [ 115.259633][ T6956] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.259679][ T6956] bridge0: port 2(bridge_slave_1) entered disabled state [ 115.259771][ T6956] bridge_slave_1: entered allmulticast mode [ 115.260542][ T6956] bridge_slave_1: entered promiscuous mode [ 115.280137][ T6956] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 115.281827][ T6956] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 115.296013][ T6956] team0: Port device team_slave_0 added [ 115.298466][ T6956] team0: Port device team_slave_1 added [ 115.312078][ T6956] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 115.312126][ T6956] 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. [ 115.312162][ T6956] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 115.313178][ T6956] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 115.313201][ T6956] 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. [ 115.313231][ T6956] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 115.340039][ T6956] hsr_slave_0: entered promiscuous mode [ 115.340510][ T6956] hsr_slave_1: entered promiscuous mode [ 115.340828][ T6956] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 115.340926][ T6956] Cannot create hsr debugfs directory [ 115.433783][ T6956] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 115.514054][ T6956] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 115.614254][ T6956] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 115.695234][ T6956] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 115.855286][ T6956] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 115.857071][ T6956] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 115.859339][ T6956] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 115.862980][ T6956] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 115.878553][ T6956] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.878634][ T6956] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.878742][ T6956] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.878795][ T6956] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.902926][ T6956] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.907557][ T252] bridge0: port 1(bridge_slave_0) entered disabled state [ 115.909982][ T252] bridge0: port 2(bridge_slave_1) entered disabled state [ 115.917855][ T6956] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.923615][ T252] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.923689][ T252] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.930075][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.930176][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 116.021560][ T6956] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 116.041017][ T6956] veth0_vlan: entered promiscuous mode [ 116.044470][ T6956] veth1_vlan: entered promiscuous mode [ 116.057180][ T6956] veth0_macvtap: entered promiscuous mode [ 116.058865][ T6956] veth1_macvtap: entered promiscuous mode [ 116.067019][ T6956] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 116.068931][ T6956] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 116.070361][ T6956] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.070399][ T6956] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.070429][ T6956] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.070458][ T6956] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.109401][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.109453][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.126292][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.126348][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.182086][ T6059] Bluetooth: hci1: command tx timeout [ 119.226425][ T6107] udevd[6107]: worker [6700] /devices/virtual/block/nbd0 is taking a long time [ 119.255900][ T6059] Bluetooth: hci1: command tx timeout [ 119.257523][ T2128] block nbd0: Possible stuck request 00000000ab20c882: control (read@0,4096B). Runtime 60 seconds [ 121.331969][ T6059] Bluetooth: hci1: command tx timeout [ 123.411853][ T6059] Bluetooth: hci1: command tx timeout [ 126.292254][ T2395] ieee802154 phy0 wpan0: encryption failed: -22 [ 126.292337][ T2395] ieee802154 phy1 wpan1: encryption failed: -22 [ 149.337543][ T2128] block nbd0: Possible stuck request 00000000ab20c882: control (read@0,4096B). Runtime 90 seconds 1970/01/01 00:02:50 executed programs: 2 [ 172.245780][ T55] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 172.247956][ T55] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 172.249214][ T55] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 172.249906][ T55] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 172.250304][ T55] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 172.350440][ T6978] chnl_net:caif_netlink_parms(): no params data found [ 172.395338][ T6978] bridge0: port 1(bridge_slave_0) entered blocking state [ 172.395418][ T6978] bridge0: port 1(bridge_slave_0) entered disabled state [ 172.395541][ T6978] bridge_slave_0: entered allmulticast mode [ 172.396370][ T6978] bridge_slave_0: entered promiscuous mode [ 172.398520][ T6978] bridge0: port 2(bridge_slave_1) entered blocking state [ 172.398566][ T6978] bridge0: port 2(bridge_slave_1) entered disabled state [ 172.398705][ T6978] bridge_slave_1: entered allmulticast mode [ 172.399541][ T6978] bridge_slave_1: entered promiscuous mode [ 172.416813][ T6978] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 172.418304][ T6978] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 172.433922][ T6978] team0: Port device team_slave_0 added [ 172.435527][ T6978] team0: Port device team_slave_1 added [ 172.448371][ T6978] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 172.448427][ T6978] 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. [ 172.448468][ T6978] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 172.449460][ T6978] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 172.449484][ T6978] 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. [ 172.449515][ T6978] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 172.478702][ T6978] hsr_slave_0: entered promiscuous mode [ 172.479247][ T6978] hsr_slave_1: entered promiscuous mode [ 172.479557][ T6978] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 172.479585][ T6978] Cannot create hsr debugfs directory [ 172.583506][ T6978] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 172.684157][ T6978] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 172.774143][ T6978] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 172.854236][ T6978] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 173.036475][ T6978] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 173.040309][ T6978] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 173.044179][ T6978] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 173.048730][ T6978] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 173.063733][ T6978] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.063811][ T6978] bridge0: port 2(bridge_slave_1) entered forwarding state [ 173.063948][ T6978] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.064798][ T6978] bridge0: port 1(bridge_slave_0) entered forwarding state [ 173.093444][ T6978] 8021q: adding VLAN 0 to HW filter on device bond0 [ 173.099055][ T252] bridge0: port 1(bridge_slave_0) entered disabled state [ 173.101374][ T252] bridge0: port 2(bridge_slave_1) entered disabled state [ 173.109615][ T6978] 8021q: adding VLAN 0 to HW filter on device team0 [ 173.114774][ T252] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.114842][ T252] bridge0: port 1(bridge_slave_0) entered forwarding state [ 173.121132][ T252] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.121213][ T252] bridge0: port 2(bridge_slave_1) entered forwarding state [ 173.216686][ T6978] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 173.238474][ T6978] veth0_vlan: entered promiscuous mode [ 173.241549][ T6978] veth1_vlan: entered promiscuous mode [ 173.256275][ T6978] veth0_macvtap: entered promiscuous mode [ 173.258876][ T6978] veth1_macvtap: entered promiscuous mode [ 173.266060][ T6978] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 173.268437][ T6978] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 173.274521][ T6978] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 173.277086][ T6978] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 173.277150][ T6978] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 173.277188][ T6978] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 173.314408][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 173.316797][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 173.329099][ T330] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 173.329148][ T330] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 174.292078][ T55] Bluetooth: hci2: command tx timeout [ 176.371789][ T55] Bluetooth: hci2: command tx timeout [ 178.452511][ T55] Bluetooth: hci2: command tx timeout [ 179.413565][ T40] block nbd0: Possible stuck request 00000000ab20c882: control (read@0,4096B). Runtime 120 seconds [ 180.531790][ T55] Bluetooth: hci2: command tx timeout [ 184.691822][ T6059] Bluetooth: hci0: command 0x0406 tx timeout [ 187.735390][ T2395] ieee802154 phy0 wpan0: encryption failed: -22 [ 187.735473][ T2395] ieee802154 phy1 wpan1: encryption failed: -22 [ 209.492030][ T40] block nbd0: Possible stuck request 00000000ab20c882: control (read@0,4096B). Runtime 150 seconds [ 219.731840][ T32] INFO: task syz-executor.0:6785 blocked for more than 143 seconds. [ 219.734121][ T32] Not tainted 6.15.0-rc7-syzkaller-00085-gd7fa1af5b33e #0 [ 219.734218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 219.734244][ T32] task:syz-executor.0 state:D stack:0 pid:6785 tgid:6784 ppid:6697 task_flags:0x400140 flags:0x00000019 [ 219.734293][ T32] Call trace: [ 219.734315][ T32] __switch_to+0x414/0x834 (T) [ 219.734352][ T32] __schedule+0x13b0/0x28d4 [ 219.734382][ T32] schedule+0xb4/0x230 [ 219.734412][ T32] schedule_preempt_disabled+0x18/0x2c [ 219.734442][ T32] __mutex_lock_common+0xbd0/0x2190 [ 219.734474][ T32] mutex_lock_nested+0x2c/0x38 [ 219.734505][ T32] bdev_release+0x154/0x654 [ 219.734536][ T32] blkdev_release+0x20/0x34 [ 219.734588][ T32] __fput+0x340/0x75c [ 219.734627][ T32] ____fput+0x20/0x58 [ 219.734664][ T32] task_work_run+0x1dc/0x260 [ 219.734695][ T32] do_notify_resume+0x16c/0x1ec [ 219.734726][ T32] el0_svc+0xb4/0x17c [ 219.734758][ T32] el0t_64_sync_handler+0x78/0x108 [ 219.734789][ T32] el0t_64_sync+0x198/0x19c [ 219.734831][ T32] [ 219.734831][ T32] Showing all locks held in the system: [ 219.734858][ T32] 1 lock held by khungtaskd/32: [ 219.734882][ T32] #0: ffff80008f508920 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 [ 219.735001][ T32] 1 lock held by klogd/6096: [ 219.735028][ T32] 2 locks held by getty/6257: [ 219.735052][ T32] #0: ffff0000cd3a60a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 219.735153][ T32] #1: ffff80009b60b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa0 [ 219.735253][ T32] 1 lock held by udevd/6700: [ 219.735277][ T32] #0: ffff0000ca3c4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 219.735376][ T32] 1 lock held by syz-executor.0/6785: [ 219.735399][ T32] #0: ffff0000ca3c4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x154/0x654 [ 219.735498][ T32] 1 lock held by syz-executor.0/6969: [ 219.735521][ T32] #0: ffff0000ca3c4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 219.735626][ T32] 1 lock held by syz-executor.0/6992: [ 219.735654][ T32] #0: ffff0000ca3c4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xcc/0xc20 [ 219.735752][ T32] [ 219.735773][ T32] ============================================= [ 219.735773][ T32] [ 219.735796][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 219.797201][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc7-syzkaller-00085-gd7fa1af5b33e #0 PREEMPT [ 219.800282][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 219.803020][ T32] Call trace: [ 219.803901][ T32] show_stack+0x2c/0x3c (C) [ 219.805178][ T32] __dump_stack+0x30/0x40 [ 219.806413][ T32] dump_stack_lvl+0x30/0x12c [ 219.807690][ T32] dump_stack+0x1c/0x28 [ 219.808833][ T32] panic+0x2bc/0x7ac [ 219.809887][ T32] hung_task_panic+0x0/0x2c [ 219.811135][ T32] kthread+0x5fc/0x75c [ 219.812258][ T32] ret_from_fork+0x10/0x20 [ 219.813451][ T32] SMP: stopping secondary CPUs [ 219.814845][ T32] Kernel Offset: disabled [ 219.816016][ T32] CPU features: 0x0800,000040e0,01000250,82017203 [ 219.817795][ T32] Memory Limit: none [ 220.164563][ T32] Rebooting in 86400 seconds..