Warning: Permanently added '10.128.1.242' (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 [ 44.331163][ T6737] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS 1970/01/01 00:00:44 executed programs: 0 [ 44.346562][ T6143] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 44.348109][ T6143] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 44.349836][ T6143] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 44.351600][ T6143] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 44.353376][ T6143] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 44.395403][ T6744] chnl_net:caif_netlink_parms(): no params data found [ 44.413136][ T6744] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.413201][ T6744] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.413265][ T6744] bridge_slave_0: entered allmulticast mode [ 44.413706][ T6744] bridge_slave_0: entered promiscuous mode [ 44.414395][ T6744] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.414411][ T6744] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.414447][ T6744] bridge_slave_1: entered allmulticast mode [ 44.415244][ T6744] bridge_slave_1: entered promiscuous mode [ 44.424258][ T6744] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.425039][ T6744] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.430940][ T6744] team0: Port device team_slave_0 added [ 44.432151][ T6744] team0: Port device team_slave_1 added [ 44.437905][ T6744] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.437922][ T6744] 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 1532 would solve the problem. [ 44.437934][ T6744] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.438431][ T6744] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.438437][ T6744] 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 1532 would solve the problem. [ 44.438449][ T6744] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.455093][ T6744] hsr_slave_0: entered promiscuous mode [ 44.455359][ T6744] hsr_slave_1: entered promiscuous mode [ 44.723308][ T6744] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.725838][ T6744] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.727860][ T6744] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.729904][ T6744] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.737854][ T6744] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.737889][ T6744] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.737951][ T6744] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.737973][ T6744] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.750708][ T6744] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.755593][ T856] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.755909][ T856] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.760980][ T6744] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.765233][ T856] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.765270][ T856] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.769350][ T856] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.769392][ T856] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.778447][ T6744] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.778472][ T6744] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.822780][ T6744] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.836091][ T6744] veth0_vlan: entered promiscuous mode [ 44.837897][ T6744] veth1_vlan: entered promiscuous mode [ 44.842994][ T6744] veth0_macvtap: entered promiscuous mode [ 44.845758][ T6744] veth1_macvtap: entered promiscuous mode [ 44.851110][ T6744] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.855569][ T6744] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.857687][ T246] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.858145][ T246] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.858174][ T246] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.858193][ T246] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.986416][ T6818] loop0: detected capacity change from 0 to 32768 [ 45.003030][ T6818] gfs2: fsid=(œ[{{{+: Trying to join cluster "lock_nolock", "(œ[{{{+" [ 45.003055][ T6818] gfs2: fsid=(œ[{{{+: Now mounting FS (format 0)... [ 45.017238][ T6818] gfs2: fsid=(œ[{{{+.0: journal 0 mapped with 22 extents in 0ms [ 45.018216][ T11] gfs2: fsid=(œ[{{{+.0: jid=0, already locked for use [ 45.018224][ T11] gfs2: fsid=(œ[{{{+.0: jid=0: Looking at journal... [ 45.054726][ T11] gfs2: fsid=(œ[{{{+.0: jid=0: Journal head lookup took 36ms [ 45.055334][ T11] gfs2: fsid=(œ[{{{+.0: jid=0: Done [ 45.055463][ T6818] gfs2: fsid=(œ[{{{+.0: first mount done, others may mount [ 46.413886][ T6143] Bluetooth: hci0: command tx timeout [ 48.493570][ T6143] Bluetooth: hci0: command tx timeout [ 50.573503][ T6143] Bluetooth: hci0: command tx timeout [ 52.653542][ T6143] Bluetooth: hci0: command tx timeout [ 64.494327][ T2451] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.494374][ T2451] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.498037][ T1826] cfg80211: failed to load regulatory.db [ 125.933842][ T2451] ieee802154 phy0 wpan0: encryption failed: -22 [ 125.934943][ T2451] ieee802154 phy1 wpan1: encryption failed: -22 [ 168.973507][ T6563] Bluetooth: hci0: command 0x0406 tx timeout [ 187.383787][ T2451] ieee802154 phy0 wpan0: encryption failed: -22 [ 187.383829][ T2451] ieee802154 phy1 wpan1: encryption failed: -22 [ 208.493584][ T32] INFO: task syz-executor.0:6744 blocked for more than 143 seconds. [ 208.493611][ T32] Not tainted syzkaller #0 [ 208.493634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.493642][ T32] task:syz-executor.0 state:D stack:0 pid:6744 tgid:6744 ppid:1 task_flags:0x400140 flags:0x00000009 [ 208.493662][ T32] Call trace: [ 208.493668][ T32] __switch_to+0x418/0x87c (T) [ 208.493685][ T32] __schedule+0x13b0/0x2864 [ 208.493695][ T32] schedule+0xb4/0x230 [ 208.493704][ T32] bit_wait+0x1c/0xac [ 208.493714][ T32] out_of_line_wait_on_bit+0x158/0x1f0 [ 208.493723][ T32] gfs2_glock_wait+0xbc/0x298 [ 208.493735][ T32] gfs2_glock_nq+0xdd8/0x14bc [ 208.493744][ T32] __gfs2_lookup+0x120/0x278 [ 208.493754][ T32] gfs2_lookup+0x2c/0x3c [ 208.493764][ T32] __lookup_slow+0x254/0x378 [ 208.493774][ T32] lookup_slow+0x5c/0x80 [ 208.493784][ T32] walk_component+0x270/0x364 [ 208.493794][ T32] path_lookupat+0x13c/0x3d0 [ 208.493803][ T32] filename_lookup+0x1ac/0x454 [ 208.493812][ T32] user_path_at+0x50/0x74 [ 208.493821][ T32] __arm64_sys_umount+0xf0/0x174 [ 208.493831][ T32] invoke_syscall+0x98/0x254 [ 208.493841][ T32] el0_svc_common+0xe8/0x23c [ 208.493849][ T32] do_el0_svc+0x48/0x58 [ 208.493857][ T32] el0_svc+0x5c/0x254 [ 208.493867][ T32] el0t_64_sync_handler+0x84/0x12c [ 208.493877][ T32] el0t_64_sync+0x198/0x19c [ 208.493890][ T32] [ 208.493890][ T32] Showing all locks held in the system: [ 208.493898][ T32] 1 lock held by khungtaskd/32: [ 208.493905][ T32] #0: ffff80008f79b760 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 [ 208.493945][ T32] 2 locks held by kworker/u8:4/246: [ 208.493957][ T32] 2 locks held by getty/6337: [ 208.493964][ T32] #0: ffff0000d3abc0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 208.494000][ T32] #1: ffff80009bb5b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 [ 208.494037][ T32] 1 lock held by syz-executor.0/6744: [ 208.494043][ T32] #0: ffff0000e354d0c8 (&type->i_mutex_dir_key#8){.+.+}-{4:4}, at: lookup_slow+0x4c/0x80 [ 208.494082][ T32] [ 208.494087][ T32] ============================================= [ 208.494087][ T32] [ 208.494094][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 208.525842][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 208.527040][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 208.528559][ T32] Call trace: [ 208.529032][ T32] show_stack+0x2c/0x3c (C) [ 208.529716][ T32] __dump_stack+0x30/0x40 [ 208.530330][ T32] dump_stack_lvl+0x30/0x12c [ 208.531000][ T32] dump_stack+0x1c/0x28 [ 208.531585][ T32] vpanic+0x22c/0x6c0 [ 208.532129][ T32] vpanic+0x0/0x6c0 [ 208.532705][ T32] hung_task_panic+0x0/0x2c [ 208.533381][ T32] kthread+0x5fc/0x75c [ 208.533956][ T32] ret_from_fork+0x10/0x20 [ 208.534589][ T32] SMP: stopping secondary CPUs [ 208.535250][ T32] Kernel Offset: disabled [ 208.535817][ T32] CPU features: 0x100000,0001e000,42702281,5427fea7 [ 208.536772][ T32] Memory Limit: none [ 208.744160][ T32] Rebooting in 86400 seconds..