Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. 2025/05/23 12:47:39 ignoring optional flag "sandboxArg"="0" 2025/05/23 12:47:39 ignoring optional flag "type"="gce" 2025/05/23 12:47:39 parsed 1 programs 2025/05/23 12:47:39 executed programs: 0 [ 95.501045][ T5832] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.509296][ T5832] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.517927][ T5832] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.526641][ T5832] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.535328][ T5832] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.682491][ T6139] chnl_net:caif_netlink_parms(): no params data found [ 95.750767][ T6139] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.757937][ T6139] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.765159][ T6139] bridge_slave_0: entered allmulticast mode [ 95.772637][ T6139] bridge_slave_0: entered promiscuous mode [ 95.781617][ T6139] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.788922][ T6139] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.796430][ T6139] bridge_slave_1: entered allmulticast mode [ 95.803501][ T6139] bridge_slave_1: entered promiscuous mode [ 95.832916][ T6139] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.844158][ T6139] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.875806][ T6139] team0: Port device team_slave_0 added [ 95.884238][ T6139] team0: Port device team_slave_1 added [ 95.911218][ T6139] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.918180][ T6139] 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. [ 95.944325][ T6139] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.956165][ T6139] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.963515][ T6139] 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. [ 95.989899][ T6139] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 96.030618][ T6139] hsr_slave_0: entered promiscuous mode [ 96.036870][ T6139] hsr_slave_1: entered promiscuous mode [ 96.655126][ T6139] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 96.672283][ T6139] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 96.695866][ T6139] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.709107][ T6139] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.814749][ T6139] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.842041][ T6139] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.855450][ T3520] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.862652][ T3520] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.891367][ T3520] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.898555][ T3520] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.147960][ T6139] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.204706][ T6139] veth0_vlan: entered promiscuous mode [ 97.222739][ T6139] veth1_vlan: entered promiscuous mode [ 97.262608][ T6139] veth0_macvtap: entered promiscuous mode [ 97.275877][ T6139] veth1_macvtap: entered promiscuous mode [ 97.301259][ T6139] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.321721][ T6139] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.336823][ T6139] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.347261][ T6139] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.357749][ T6139] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.369067][ T6139] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.465543][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.485726][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.515968][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.524476][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.564061][ T5130] Bluetooth: hci0: command tx timeout [ 97.641154][ T6195] nbd0: detected capacity change from 0 to 8 [ 98.427989][ T5130] block nbd0: Receive control failed (result -104) [ 99.639623][ T5130] Bluetooth: hci0: command tx timeout [ 101.719847][ T5130] Bluetooth: hci0: command tx timeout [ 103.800279][ T5130] Bluetooth: hci0: command tx timeout [ 127.801463][ T25] block nbd0: Possible stuck request ffff888024b7e000: control (read@0,4096B). Runtime 30 seconds [ 132.922505][ T1298] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.929004][ T1298] ieee802154 phy1 wpan1: encryption failed: -22 2025/05/23 12:48:36 executed programs: 1 [ 153.605715][ T5832] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 153.613529][ T5832] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 153.621766][ T5832] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 153.631385][ T5832] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 153.639117][ T5832] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 153.782912][ T6501] chnl_net:caif_netlink_parms(): no params data found [ 153.849018][ T6501] bridge0: port 1(bridge_slave_0) entered blocking state [ 153.856266][ T6501] bridge0: port 1(bridge_slave_0) entered disabled state [ 153.864155][ T6501] bridge_slave_0: entered allmulticast mode [ 153.871686][ T6501] bridge_slave_0: entered promiscuous mode [ 153.879557][ T6501] bridge0: port 2(bridge_slave_1) entered blocking state [ 153.886710][ T6501] bridge0: port 2(bridge_slave_1) entered disabled state [ 153.894240][ T6501] bridge_slave_1: entered allmulticast mode [ 153.901449][ T6501] bridge_slave_1: entered promiscuous mode [ 153.932632][ T6501] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 153.944173][ T6501] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 153.976511][ T6501] team0: Port device team_slave_0 added [ 153.985599][ T6501] team0: Port device team_slave_1 added [ 154.013314][ T6501] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 154.020413][ T6501] 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. [ 154.047695][ T6501] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 154.060675][ T6501] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 154.067663][ T6501] 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. [ 154.093987][ T6501] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 154.135883][ T6501] hsr_slave_0: entered promiscuous mode [ 154.142870][ T6501] hsr_slave_1: entered promiscuous mode [ 154.148958][ T6501] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 154.156958][ T6501] Cannot create hsr debugfs directory [ 154.260833][ T6501] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 154.331177][ T6501] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 154.410555][ T6501] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 154.472702][ T6501] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 154.581444][ T6501] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 154.592313][ T6501] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 154.605832][ T6501] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 154.617357][ T6501] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 154.648163][ T6501] bridge0: port 2(bridge_slave_1) entered blocking state [ 154.655351][ T6501] bridge0: port 2(bridge_slave_1) entered forwarding state [ 154.662828][ T6501] bridge0: port 1(bridge_slave_0) entered blocking state [ 154.669954][ T6501] bridge0: port 1(bridge_slave_0) entered forwarding state [ 154.720194][ T6501] 8021q: adding VLAN 0 to HW filter on device bond0 [ 154.741200][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 154.749092][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 154.766759][ T6501] 8021q: adding VLAN 0 to HW filter on device team0 [ 154.779165][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 154.786443][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 154.799865][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 154.807119][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 154.971344][ T6501] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 155.011545][ T6501] veth0_vlan: entered promiscuous mode [ 155.022311][ T6501] veth1_vlan: entered promiscuous mode [ 155.053146][ T6501] veth0_macvtap: entered promiscuous mode [ 155.063359][ T6501] veth1_macvtap: entered promiscuous mode [ 155.082483][ T6501] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 155.097102][ T6501] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 155.109350][ T6501] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 155.118618][ T6501] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 155.127541][ T6501] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 155.137153][ T6501] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 155.196838][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 155.212120][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 155.243438][ T152] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 155.253153][ T152] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 155.729562][ T5832] Bluetooth: hci1: command tx timeout [ 157.799633][ T5832] Bluetooth: hci1: command tx timeout [ 157.889738][ T11] block nbd0: Possible stuck request ffff888024b7e000: control (read@0,4096B). Runtime 60 seconds [ 158.299586][ T5190] udevd[5190]: worker [6141] /devices/virtual/block/nbd0 is taking a long time [ 159.880080][ T5832] Bluetooth: hci1: command tx timeout [ 161.960106][ T5832] Bluetooth: hci1: command tx timeout [ 187.961851][ T25] block nbd0: Possible stuck request ffff888024b7e000: control (read@0,4096B). Runtime 90 seconds [ 194.362584][ T1298] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.372548][ T1298] ieee802154 phy1 wpan1: encryption failed: -22 2025/05/23 12:49:34 executed programs: 2 [ 211.321551][ T5130] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 211.330938][ T5130] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 211.340780][ T5130] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 211.349698][ T5130] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 211.357467][ T5130] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 211.507329][ T6525] chnl_net:caif_netlink_parms(): no params data found [ 211.575720][ T6525] bridge0: port 1(bridge_slave_0) entered blocking state [ 211.583185][ T6525] bridge0: port 1(bridge_slave_0) entered disabled state [ 211.590517][ T6525] bridge_slave_0: entered allmulticast mode [ 211.597473][ T6525] bridge_slave_0: entered promiscuous mode [ 211.605254][ T6525] bridge0: port 2(bridge_slave_1) entered blocking state [ 211.612462][ T6525] bridge0: port 2(bridge_slave_1) entered disabled state [ 211.619758][ T6525] bridge_slave_1: entered allmulticast mode [ 211.626779][ T6525] bridge_slave_1: entered promiscuous mode [ 211.656459][ T6525] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 211.668059][ T6525] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 211.703573][ T6525] team0: Port device team_slave_0 added [ 211.711873][ T6525] team0: Port device team_slave_1 added [ 211.739077][ T6525] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 211.746466][ T6525] 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. [ 211.772871][ T6525] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 211.785926][ T6525] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 211.793158][ T6525] 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. [ 211.819565][ T6525] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 211.862044][ T6525] hsr_slave_0: entered promiscuous mode [ 211.868263][ T6525] hsr_slave_1: entered promiscuous mode [ 211.875484][ T6525] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 211.883108][ T6525] Cannot create hsr debugfs directory [ 211.986805][ T6525] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 212.061561][ T6525] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 212.140797][ T6525] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 212.204144][ T6525] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 212.316514][ T6525] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 212.331638][ T6525] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 212.343506][ T6525] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 212.353027][ T6525] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 212.377200][ T6525] bridge0: port 2(bridge_slave_1) entered blocking state [ 212.384361][ T6525] bridge0: port 2(bridge_slave_1) entered forwarding state [ 212.392024][ T6525] bridge0: port 1(bridge_slave_0) entered blocking state [ 212.399233][ T6525] bridge0: port 1(bridge_slave_0) entered forwarding state [ 212.452652][ T6525] 8021q: adding VLAN 0 to HW filter on device bond0 [ 212.468370][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 212.477702][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 212.498098][ T6525] 8021q: adding VLAN 0 to HW filter on device team0 [ 212.512078][ T3571] bridge0: port 1(bridge_slave_0) entered blocking state [ 212.519191][ T3571] bridge0: port 1(bridge_slave_0) entered forwarding state [ 212.534689][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 212.541864][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 212.712873][ T6525] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 212.754508][ T6525] veth0_vlan: entered promiscuous mode [ 212.766558][ T6525] veth1_vlan: entered promiscuous mode [ 212.796664][ T6525] veth0_macvtap: entered promiscuous mode [ 212.807500][ T6525] veth1_macvtap: entered promiscuous mode [ 212.826116][ T6525] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 212.839971][ T6525] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 212.852891][ T6525] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 212.862977][ T6525] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 212.872611][ T6525] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 212.881661][ T6525] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 212.943344][ T152] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 212.953109][ T152] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 212.977822][ T152] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 212.986285][ T152] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 213.402012][ T5832] Bluetooth: hci2: command tx timeout [ 215.480160][ T5832] Bluetooth: hci2: command tx timeout [ 217.559673][ T5832] Bluetooth: hci2: command tx timeout [ 218.042126][ T25] block nbd0: Possible stuck request ffff888024b7e000: control (read@0,4096B). Runtime 120 seconds [ 219.639670][ T5832] Bluetooth: hci2: command tx timeout [ 222.039617][ T5130] Bluetooth: hci0: command 0x0406 tx timeout [ 248.119895][ T11] block nbd0: Possible stuck request ffff888024b7e000: control (read@0,4096B). Runtime 150 seconds [ 255.802543][ T1298] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.809920][ T1298] ieee802154 phy1 wpan1: encryption failed: -22 [ 256.439837][ T31] INFO: task syz-executor.0:6195 blocked for more than 143 seconds. [ 256.447865][ T31] Not tainted 6.15.0-rc7-syzkaller-g94305e83eccb #0 [ 256.455120][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 256.464190][ T31] task:syz-executor.0 state:D stack:27288 pid:6195 tgid:6194 ppid:6139 task_flags:0x400140 flags:0x00004006 [ 256.476641][ T31] Call Trace: [ 256.479991][ T31] [ 256.482939][ T31] __schedule+0x168f/0x4c70 [ 256.487548][ T31] ? __lock_acquire+0xaac/0xd20 [ 256.492466][ T31] ? schedule+0x165/0x360 [ 256.496805][ T31] ? __pfx___schedule+0x10/0x10 [ 256.501827][ T31] ? schedule+0x91/0x360 [ 256.506357][ T31] schedule+0x165/0x360 [ 256.510603][ T31] schedule_preempt_disabled+0x13/0x30 [ 256.516191][ T31] __mutex_lock+0x724/0xe80 [ 256.521829][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 256.527061][ T31] ? __mutex_lock+0x51b/0xe80 [ 256.531794][ T31] ? bdev_release+0x1a9/0x650 [ 256.536501][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 256.541735][ T31] ? __asan_memset+0x22/0x50 [ 256.546428][ T31] ? __pfx___fsnotify_parent+0x10/0x10 [ 256.551969][ T31] ? do_raw_spin_lock+0x121/0x290 [ 256.557012][ T31] bdev_release+0x1a9/0x650 [ 256.561678][ T31] ? __pfx_blkdev_release+0x10/0x10 [ 256.566886][ T31] blkdev_release+0x15/0x20 [ 256.571451][ T31] __fput+0x449/0xa70 [ 256.575454][ T31] task_work_run+0x1d4/0x260 [ 256.580117][ T31] ? __pfx_task_work_run+0x10/0x10 [ 256.585336][ T31] get_signal+0x11c5/0x1310 [ 256.589913][ T31] arch_do_signal_or_restart+0x95/0x780 [ 256.595490][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 256.601817][ T31] ? __file_ref_put+0xd5/0x130 [ 256.606854][ T31] ? local_irq_enable_exit_to_user+0x5/0x10 [ 256.612853][ T31] syscall_exit_to_user_mode+0x8b/0x120 [ 256.618423][ T31] do_syscall_64+0x103/0x210 [ 256.624098][ T31] ? clear_bhb_loop+0x60/0xb0 [ 256.628913][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 256.635010][ T31] RIP: 0033:0x7f705b67c899 [ 256.639498][ T31] RSP: 002b:00007f705c3980c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 256.647918][ T31] RAX: 0000000000000000 RBX: 00007f705b79bf80 RCX: 00007f705b67c899 [ 256.655954][ T31] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003 [ 256.663998][ T31] RBP: 00007f705b6d8ad0 R08: 0000000000000000 R09: 0000000000000000 [ 256.672053][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 256.680171][ T31] R13: 000000000000000b R14: 00007f705b79bf80 R15: 00007ffd552433c8 [ 256.688175][ T31] [ 256.691294][ T31] [ 256.691294][ T31] Showing all locks held in the system: [ 256.699192][ T31] 1 lock held by khungtaskd/31: [ 256.704084][ T31] #0: ffffffff8df3dee0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 256.714129][ T31] 2 locks held by getty/5583: [ 256.718815][ T31] #0: ffff88803093c0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 256.729399][ T31] #1: ffffc9000333b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 256.739658][ T31] 1 lock held by udevd/6141: [ 256.744290][ T31] #0: ffff8881437fd358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 256.753670][ T31] 1 lock held by syz-executor.0/6195: [ 256.759130][ T31] #0: ffff8881437fd358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x1a9/0x650 [ 256.768856][ T31] 1 lock held by syz-executor.0/6515: [ 256.774358][ T31] #0: ffff8881437fd358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 256.783785][ T31] 1 lock held by syz-executor.0/6538: [ 256.789182][ T31] #0: ffff8881437fd358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 256.798474][ T31] [ 256.800842][ T31] ============================================= [ 256.800842][ T31] [ 256.809269][ T31] NMI backtrace for cpu 1 [ 256.809287][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc7-syzkaller-g94305e83eccb #0 PREEMPT(full) [ 256.809308][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 256.809318][ T31] Call Trace: [ 256.809327][ T31] [ 256.809335][ T31] dump_stack_lvl+0x189/0x250 [ 256.809361][ T31] ? __wake_up_klogd+0xd9/0x110 [ 256.809385][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 256.809411][ T31] ? __pfx__printk+0x10/0x10 [ 256.809437][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 256.809454][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 256.809465][ T31] ? _printk+0xcf/0x120 [ 256.809488][ T31] ? __pfx__printk+0x10/0x10 [ 256.809505][ T31] ? debug_show_all_locks+0x2e/0x180 [ 256.809516][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 256.809526][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 256.809537][ T31] watchdog+0xfee/0x1030 [ 256.809549][ T31] ? watchdog+0x1de/0x1030 [ 256.809563][ T31] kthread+0x711/0x8a0 [ 256.809576][ T31] ? __pfx_watchdog+0x10/0x10 [ 256.809585][ T31] ? __pfx_kthread+0x10/0x10 [ 256.809596][ T31] ? __pfx_kthread+0x10/0x10 [ 256.809605][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 256.809615][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 256.809626][ T31] ? __pfx_kthread+0x10/0x10 [ 256.809635][ T31] ret_from_fork+0x4b/0x80 [ 256.809644][ T31] ? __pfx_kthread+0x10/0x10 [ 256.809654][ T31] ret_from_fork_asm+0x1a/0x30 [ 256.809674][ T31] [ 256.956490][ T31] Sending NMI from CPU 1 to CPUs 0: [ 256.962189][ C0] NMI backtrace for cpu 0 [ 256.962204][ C0] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted 6.15.0-rc7-syzkaller-g94305e83eccb #0 PREEMPT(full) [ 256.962222][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 256.962232][ C0] Workqueue: 0x0 (bat_events) [ 256.962256][ C0] RIP: 0010:pwq_dec_nr_in_flight+0x90/0xdd0 [ 256.962281][ C0] Code: d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 66 8f 93 00 4c 8b 33 49 8d 9e c0 01 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 20 <84> c0 0f 85 ec 0b 00 00 8b 1b 89 de 83 e6 02 31 ff e8 fa bd 33 00 [ 256.962294][ C0] RSP: 0018:ffffc90000127a80 EFLAGS: 00000802 [ 256.962307][ C0] RAX: 0000000000000000 RBX: ffff8880309649c0 RCX: ffff88801c6c0000 [ 256.962318][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 256.962328][ C0] RBP: ffff88802fef5800 R08: ffff88801c289b27 R09: 0000000000000000 [ 256.962339][ C0] R10: ffff88801c289b10 R11: ffffed1003851365 R12: dffffc0000000000 [ 256.962350][ C0] R13: ffff88801a0a0000 R14: ffff888030964800 R15: 0000000000000000 [ 256.962361][ C0] FS: 0000000000000000(0000) GS:ffff8881260f6000(0000) knlGS:0000000000000000 [ 256.962374][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 256.962385][ C0] CR2: 0000561bced3d660 CR3: 0000000030f22000 CR4: 00000000003526f0 [ 256.962399][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 256.962408][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 256.962418][ C0] Call Trace: [ 256.962423][ C0] [ 256.962430][ C0] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 256.962453][ C0] process_scheduled_works+0x100b/0x17a0 [ 256.962488][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 256.962518][ C0] worker_thread+0x8a0/0xda0 [ 256.962544][ C0] kthread+0x711/0x8a0 [ 256.962562][ C0] ? __pfx_worker_thread+0x10/0x10 [ 256.962575][ C0] ? __pfx_kthread+0x10/0x10 [ 256.962592][ C0] ? __pfx_kthread+0x10/0x10 [ 256.962608][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 256.962623][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 256.962641][ C0] ? __pfx_kthread+0x10/0x10 [ 256.962656][ C0] ret_from_fork+0x4b/0x80 [ 256.962670][ C0] ? __pfx_kthread+0x10/0x10 [ 256.962686][ C0] ret_from_fork_asm+0x1a/0x30 [ 256.962715][ C0] [ 256.963221][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 257.190913][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc7-syzkaller-g94305e83eccb #0 PREEMPT(full) [ 257.202386][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 257.212443][ T31] Call Trace: [ 257.215748][ T31] [ 257.218672][ T31] dump_stack_lvl+0x99/0x250 [ 257.223266][ T31] ? __asan_memcpy+0x40/0x70 [ 257.227862][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 257.233056][ T31] ? __pfx__printk+0x10/0x10 [ 257.237667][ T31] panic+0x2db/0x790 [ 257.241567][ T31] ? __pfx_panic+0x10/0x10 [ 257.245978][ T31] ? nmi_backtrace_stall_check+0x433/0x440 [ 257.251781][ T31] ? preempt_schedule_thunk+0x16/0x30 [ 257.257150][ T31] ? nmi_trigger_cpumask_backtrace+0x2b6/0x300 [ 257.263306][ T31] watchdog+0x102d/0x1030 [ 257.267635][ T31] ? watchdog+0x1de/0x1030 [ 257.272146][ T31] kthread+0x711/0x8a0 [ 257.276208][ T31] ? __pfx_watchdog+0x10/0x10 [ 257.280875][ T31] ? __pfx_kthread+0x10/0x10 [ 257.285542][ T31] ? __pfx_kthread+0x10/0x10 [ 257.290125][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 257.295354][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 257.300561][ T31] ? __pfx_kthread+0x10/0x10 [ 257.305341][ T31] ret_from_fork+0x4b/0x80 [ 257.309836][ T31] ? __pfx_kthread+0x10/0x10 [ 257.314512][ T31] ret_from_fork_asm+0x1a/0x30 [ 257.319281][ T31] [ 257.322635][ T31] Kernel Offset: disabled [ 257.326955][ T31] Rebooting in 86400 seconds..