Warning: Permanently added '10.128.0.133' (ED25519) to the list of known hosts. 1970/01/01 00:00:46 ignoring optional flag "type"="gce" 1970/01/01 00:00:46 parsed 1 programs [ 46.595409][ T6715] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS 1970/01/01 00:00:46 executed programs: 0 [ 46.613606][ T6120] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 46.615131][ T6120] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 46.617419][ T6120] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 46.617790][ T6120] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 46.617999][ T6120] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 46.664994][ T6721] chnl_net:caif_netlink_parms(): no params data found [ 46.684080][ T6721] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.684160][ T6721] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.684206][ T6721] bridge_slave_0: entered allmulticast mode [ 46.684598][ T6721] bridge_slave_0: entered promiscuous mode [ 46.685339][ T6721] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.685354][ T6721] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.685404][ T6721] bridge_slave_1: entered allmulticast mode [ 46.685841][ T6721] bridge_slave_1: entered promiscuous mode [ 46.699275][ T6721] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.700104][ T6721] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.706420][ T6721] team0: Port device team_slave_0 added [ 46.707085][ T6721] team0: Port device team_slave_1 added [ 46.713636][ T6721] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.713664][ T6721] 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. [ 46.713677][ T6721] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.714538][ T6721] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.714545][ T6721] 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. [ 46.714557][ T6721] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.733076][ T6721] hsr_slave_0: entered promiscuous mode [ 46.733336][ T6721] hsr_slave_1: entered promiscuous mode [ 47.027536][ T6721] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.031228][ T6721] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.034355][ T6721] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.047069][ T6721] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.055551][ T6721] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.055609][ T6721] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.055678][ T6721] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.055739][ T6721] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.075108][ T6721] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.080646][ T1922] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.082401][ T1922] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.091274][ T6721] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.099377][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.099427][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.099794][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.099809][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.150233][ T6721] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.163819][ T6721] veth0_vlan: entered promiscuous mode [ 47.165824][ T6721] veth1_vlan: entered promiscuous mode [ 47.174548][ T6721] veth0_macvtap: entered promiscuous mode [ 47.177820][ T6721] veth1_macvtap: entered promiscuous mode [ 47.182865][ T6721] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.188317][ T6721] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.191842][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.193480][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.195058][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.197528][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.345624][ T6800] loop0: detected capacity change from 0 to 32768 [ 47.353152][ T6800] gfs2: fsid=(œ[{{{+: Trying to join cluster "lock_nolock", "(œ[{{{+" [ 47.354855][ T6800] gfs2: fsid=(œ[{{{+: Now mounting FS (format 0)... [ 47.363294][ T6800] gfs2: fsid=(œ[{{{+.0: journal 0 mapped with 22 extents in 0ms [ 47.368338][ T6132] gfs2: fsid=(œ[{{{+.0: jid=0, already locked for use [ 47.368373][ T6132] gfs2: fsid=(œ[{{{+.0: jid=0: Looking at journal... [ 47.391980][ T6132] gfs2: fsid=(œ[{{{+.0: jid=0: Journal head lookup took 23ms [ 47.392506][ T6132] gfs2: fsid=(œ[{{{+.0: jid=0: Done [ 47.392605][ T6800] gfs2: fsid=(œ[{{{+.0: first mount done, others may mount [ 48.666227][ T52] Bluetooth: hci0: command tx timeout [ 50.745726][ T52] Bluetooth: hci0: command tx timeout [ 52.825747][ T52] Bluetooth: hci0: command tx timeout [ 54.915769][ T52] Bluetooth: hci0: command tx timeout [ 64.506969][ T2413] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.507026][ T2413] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.510700][ T9] cfg80211: failed to load regulatory.db [ 125.946118][ T2413] ieee802154 phy0 wpan0: encryption failed: -22 [ 125.946167][ T2413] ieee802154 phy1 wpan1: encryption failed: -22 [ 168.985744][ T6120] Bluetooth: hci0: command 0x0406 tx timeout [ 187.396334][ T2413] ieee802154 phy0 wpan0: encryption failed: -22 [ 187.396378][ T2413] ieee802154 phy1 wpan1: encryption failed: -22 [ 211.065808][ T32] INFO: ** replaying previous printk message ** [ 211.065808][ T32] INFO: task syz-executor.0:6721 blocked for more than 143 seconds. [ 211.065840][ T32] Not tainted syzkaller #0 [ 211.066552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 211.066558][ T32] task:syz-executor.0 state:D stack:0 pid:6721 tgid:6721 ppid:1 task_flags:0x400140 flags:0x00000009 [ 211.066572][ T32] Call trace: [ 211.066576][ T32] __switch_to+0x418/0x87c (T) [ 211.066594][ T32] __schedule+0x13b0/0x2864 [ 211.066602][ T32] schedule+0xb4/0x230 [ 211.066608][ T32] bit_wait+0x1c/0xac [ 211.066615][ T32] out_of_line_wait_on_bit+0x158/0x1f0 [ 211.066623][ T32] gfs2_glock_wait+0xbc/0x298 [ 211.066631][ T32] gfs2_glock_nq+0xc54/0x1628 [ 211.066638][ T32] __gfs2_lookup+0x120/0x278 [ 211.066646][ T32] gfs2_lookup+0x2c/0x3c [ 211.066652][ T32] __lookup_slow+0x254/0x378 [ 211.066662][ T32] lookup_slow+0x5c/0x80 [ 211.066669][ T32] walk_component+0x270/0x364 [ 211.066675][ T32] path_lookupat+0x13c/0x3d0 [ 211.066682][ T32] filename_lookup+0x1ac/0x454 [ 211.066690][ T32] user_path_at+0x50/0x74 [ 211.066697][ T32] __arm64_sys_umount+0xf0/0x174 [ 211.066703][ T32] invoke_syscall+0x98/0x254 [ 211.066710][ T32] el0_svc_common+0x130/0x23c [ 211.066716][ T32] do_el0_svc+0x48/0x58 [ 211.066721][ T32] el0_svc+0x5c/0x254 [ 211.066729][ T32] el0t_64_sync_handler+0x84/0x12c [ 211.066736][ T32] el0t_64_sync+0x198/0x19c [ 211.066747][ T32] [ 211.066747][ T32] Showing all locks held in the system: [ 211.066752][ T32] 1 lock held by khungtaskd/32: [ 211.066756][ T32] #0: ffff80008f9d9660 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 [ 211.066778][ T32] 2 locks held by pr/ttyAMA-1/43: [ 211.066784][ T32] 2 locks held by kworker/u8:5/790: [ 211.066795][ T32] 2 locks held by getty/6309: [ 211.066798][ T32] #0: ffff0000d7bca0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 211.066815][ T32] #1: ffff800099e8e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 [ 211.066835][ T32] 1 lock held by syz-executor.0/6721: [ 211.066839][ T32] #0: ffff0000de3ed188 (&type->i_mutex_dir_key#8){.+.+}-{4:4}, at: lookup_slow+0x4c/0x80 [ 211.066860][ T32] [ 211.066862][ T32] ============================================= [ 211.066862][ T32] [ 211.066866][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 211.100336][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 211.101524][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 211.102987][ T32] Call trace: [ 211.103443][ T32] show_stack+0x2c/0x3c (C) [ 211.104111][ T32] __dump_stack+0x30/0x40 [ 211.104761][ T32] dump_stack_lvl+0x30/0x12c [ 211.105500][ T32] dump_stack+0x1c/0x28 [ 211.106192][ T32] vpanic+0x280/0x780 [ 211.106791][ T32] vpanic+0x0/0x780 [ 211.107343][ T32] hung_task_panic+0x0/0x2c [ 211.108042][ T32] kthread+0x5fc/0x75c [ 211.108721][ T32] ret_from_fork+0x10/0x20 [ 211.109461][ T32] SMP: stopping secondary CPUs [ 211.110277][ T32] Kernel Offset: disabled [ 211.110958][ T32] CPU features: 0x080000,0000f000,21381141,5427fea7 [ 211.112014][ T32] Memory Limit: none [ 211.309512][ T32] Rebooting in 86400 seconds..