Warning: Permanently added '10.128.1.54' (ED25519) to the list of known hosts. 1970/01/01 00:00:44 ignoring optional flag "type"="gce" 1970/01/01 00:00:44 parsed 1 programs [ 44.804748][ T6721] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS 1970/01/01 00:00:44 executed programs: 0 [ 44.819890][ T6123] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 44.821494][ T6123] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 44.823124][ T6123] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 44.825257][ T6123] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 44.826546][ T6123] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 44.873191][ T6728] chnl_net:caif_netlink_parms(): no params data found [ 44.892291][ T6728] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.892365][ T6728] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.892411][ T6728] bridge_slave_0: entered allmulticast mode [ 44.892810][ T6728] bridge_slave_0: entered promiscuous mode [ 44.893533][ T6728] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.893570][ T6728] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.893627][ T6728] bridge_slave_1: entered allmulticast mode [ 44.894094][ T6728] bridge_slave_1: entered promiscuous mode [ 44.903567][ T6728] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.904979][ T6728] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.912186][ T6728] team0: Port device team_slave_0 added [ 44.913031][ T6728] team0: Port device team_slave_1 added [ 44.920022][ T6728] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.920045][ T6728] 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. [ 44.920061][ T6728] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.920539][ T6728] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.920545][ T6728] 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. [ 44.920558][ T6728] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.936548][ T6728] hsr_slave_0: entered promiscuous mode [ 44.936797][ T6728] hsr_slave_1: entered promiscuous mode [ 45.192622][ T6728] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.196614][ T6728] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.198968][ T6728] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.201624][ T6728] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.212345][ T6728] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.212534][ T6728] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.212641][ T6728] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.212668][ T6728] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.232243][ T6728] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.237068][ T4572] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.238449][ T4572] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.244739][ T6728] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.248295][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.248335][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.252094][ T14] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.252132][ T14] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.313616][ T6728] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.329658][ T6728] veth0_vlan: entered promiscuous mode [ 45.332615][ T6728] veth1_vlan: entered promiscuous mode [ 45.339303][ T6728] veth0_macvtap: entered promiscuous mode [ 45.342604][ T6728] veth1_macvtap: entered promiscuous mode [ 45.349404][ T6728] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.357908][ T6728] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.361058][ T4572] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.361108][ T4572] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.361132][ T4572] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.361149][ T4572] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.526170][ T6804] loop0: detected capacity change from 0 to 32768 [ 45.528241][ T6804] ======================================================= [ 45.528241][ T6804] WARNING: The mand mount option has been deprecated and [ 45.528241][ T6804] and is ignored by this kernel. Remove the mand [ 45.528241][ T6804] option from the mount to silence this warning. [ 45.528241][ T6804] ======================================================= [ 45.539474][ T6804] workqueue: name exceeds WQ_NAME_LEN. Truncating to: gfs2-glock/__Š°"_½z#²˱1Ä [ 45.544225][ T6804] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: Trying to join cluster "lock_nolock", "__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9" [ 45.546554][ T6804] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: Now mounting FS (format 1801)... [ 45.566374][ T6804] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: journal 0 mapped with 16 extents in 0ms [ 45.577103][ T6567] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0, already locked for use [ 45.577136][ T6567] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Looking at journal... [ 45.617495][ T6567] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Journal head lookup took 40ms [ 45.621291][ T6567] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Done [ 45.623293][ T6804] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: first mount done, others may mount [ 46.894316][ T6542] Bluetooth: hci0: command tx timeout [ 48.974088][ T6542] Bluetooth: hci0: command tx timeout [ 51.054261][ T6542] Bluetooth: hci0: command tx timeout [ 53.133823][ T6542] Bluetooth: hci0: command tx timeout [ 64.495317][ T2411] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.495365][ T2411] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.499744][ T24] cfg80211: failed to load regulatory.db [ 125.934470][ T2411] ieee802154 phy0 wpan0: encryption failed: -22 [ 125.934511][ T2411] ieee802154 phy1 wpan1: encryption failed: -22 [ 168.973820][ T6123] Bluetooth: hci0: command 0x0406 tx timeout [ 187.374269][ T2411] ieee802154 phy0 wpan0: encryption failed: -22 [ 187.374323][ T2411] ieee802154 phy1 wpan1: encryption failed: -22 [ 209.133875][ T3 ** replaying previous printk message ** [ 209.133875][ T32] INFO: task syz-executor.0:6728 blocked for more than 143 seconds. [ 209.133902][ T32] Not tainted syzkaller #0 [ 209.133925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 209.133930][ T32] task:syz-executor.0 state:D stack:0 pid:6728 tgid:6728 ppid:1 task_flags:0x400140 flags:0x00000009 [ 209.133944][ T32] Call trace: [ 209.133948][ T32] __switch_to+0x418/0x87c (T) [ 209.133966][ T32] __schedule+0x13b0/0x2864 [ 209.133975][ T32] schedule+0xb4/0x230 [ 209.133981][ T32] bit_wait+0x1c/0xac [ 209.133988][ T32] out_of_line_wait_on_bit+0x158/0x1f0 [ 209.133995][ T32] gfs2_glock_wait+0xbc/0x298 [ 209.134003][ T32] gfs2_glock_nq+0xc54/0x1628 [ 209.134010][ T32] __gfs2_lookup+0x120/0x278 [ 209.134017][ T32] gfs2_lookup+0x2c/0x3c [ 209.134024][ T32] __lookup_slow+0x254/0x378 [ 209.134032][ T32] lookup_slow+0x5c/0x80 [ 209.134040][ T32] walk_component+0x270/0x364 [ 209.134046][ T32] path_lookupat+0x13c/0x3d0 [ 209.134053][ T32] filename_lookup+0x1ac/0x454 [ 209.134060][ T32] user_path_at+0x50/0x74 [ 209.134067][ T32] __arm64_sys_umount+0xf0/0x174 [ 209.134073][ T32] invoke_syscall+0x98/0x2b8 [ 209.134080][ T32] el0_svc_common+0x130/0x23c [ 209.134085][ T32] do_el0_svc+0x48/0x58 [ 209.134091][ T32] el0_svc+0x5c/0x254 [ 209.134098][ T32] el0t_64_sync_handler+0x84/0x12c [ 209.134105][ T32] el0t_64_sync+0x198/0x19c [ 209.134115][ T32] [ 209.134115][ T32] Showing all locks held in the system: [ 209.134120][ T32] 1 lock held by khungtaskd/32: [ 209.134124][ T32] #0: ffff80008f9c9620 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 [ 209.134146][ T32] 2 locks held by pr/ttyAMA-1/43: [ 209.134155][ T32] 2 locks held by getty/6314: [ 209.134159][ T32] #0: ffff0000d38e30a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 209.134178][ T32] #1: ffff80009bbeb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 [ 209.134198][ T32] 1 lock held by syz-executor.0/6728: [ 209.134202][ T32] #0: ffff0000e466d838 (&type->i_mutex_dir_key#8){.+.+}-{4:4}, at: lookup_slow+0x4c/0x80 [ 209.134223][ T32] [ 209.134226][ T32] ============================================= [ 209.134226][ T32] [ 209.134230][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 209.165166][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 209.166323][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 209.167793][ T32] Call trace: [ 209.168250][ T32] show_stack+0x2c/0x3c (C) [ 209.168901][ T32] __dump_stack+0x30/0x40 [ 209.169523][ T32] dump_stack_lvl+0x30/0x12c [ 209.170145][ T32] dump_stack+0x1c/0x28 [ 209.170734][ T32] vpanic+0x280/0x780 [ 209.171311][ T32] vpanic+0x0/0x780 [ 209.171849][ T32] hung_task_panic+0x0/0x2c [ 209.172597][ T32] kthread+0x5fc/0x75c [ 209.173250][ T32] ret_from_fork+0x10/0x20 [ 209.173977][ T32] SMP: stopping secondary CPUs [ 209.174778][ T32] Kernel Offset: disabled [ 209.175482][ T32] CPU features: 0x080000,0000f000,21381141,5427fea7 [ 209.176532][ T32] Memory Limit: none [ 209.339529][ T32] Rebooting in 86400 seconds..