Warning: Permanently added '10.128.1.27' (ED25519) to the list of known hosts. 1970/01/01 00:00:30 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:31 parsed 1 programs [ 32.284017][ T6554] cgroup: Unknown subsys name 'net' [ 32.393237][ T6554] cgroup: Unknown subsys name 'cpuset' [ 32.395277][ T6554] cgroup: Unknown subsys name 'rlimit' [ 32.547174][ T6554] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 39.275805][ T6569] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.277108][ T6569] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.278301][ T6569] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.279327][ T6569] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.279524][ T6569] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.334009][ T6566] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 39.940026][ T6604] chnl_net:caif_netlink_parms(): no params data found [ 39.965525][ T6604] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.965774][ T6604] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.965835][ T6604] bridge_slave_0: entered allmulticast mode [ 39.966257][ T6604] bridge_slave_0: entered promiscuous mode [ 39.967302][ T6604] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.967341][ T6604] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.967383][ T6604] bridge_slave_1: entered allmulticast mode [ 39.967773][ T6604] bridge_slave_1: entered promiscuous mode [ 39.980190][ T6604] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.980937][ T6604] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.052658][ T6604] team0: Port device team_slave_0 added [ 40.053412][ T6604] team0: Port device team_slave_1 added [ 40.059509][ T6604] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.059539][ T6604] 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. [ 40.059549][ T6604] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.060308][ T6604] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.060316][ T6604] 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. [ 40.060327][ T6604] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.076878][ T6604] hsr_slave_0: entered promiscuous mode [ 40.077196][ T6604] hsr_slave_1: entered promiscuous mode [ 40.117668][ T6604] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.120390][ T6604] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.122707][ T6604] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.124782][ T6604] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.147244][ T6604] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.147288][ T6604] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.147445][ T6604] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.147468][ T6604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.162831][ T6604] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.166597][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.167983][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.172608][ T6604] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.174886][ T14] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.174926][ T14] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.179041][ T4700] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.179080][ T4700] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.227110][ T6604] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.237637][ T6604] veth0_vlan: entered promiscuous mode [ 40.239089][ T6604] veth1_vlan: entered promiscuous mode [ 40.249824][ T6604] veth0_macvtap: entered promiscuous mode [ 40.250738][ T6604] veth1_macvtap: entered promiscuous mode [ 40.272847][ T6604] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.274408][ T6604] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.278145][ T4700] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.278236][ T4700] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.278286][ T4700] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.278331][ T4700] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.558241][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.597955][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.656382][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.696711][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.934862][ T4485] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.934887][ T4485] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.945179][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.946666][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:00:41 executed programs: 0 [ 41.157163][ T6569] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.157524][ T6569] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.157677][ T6569] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.158002][ T6569] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.158199][ T6569] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.203719][ T6662] chnl_net:caif_netlink_parms(): no params data found [ 41.225364][ T6662] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.226734][ T6662] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.227956][ T6662] bridge_slave_0: entered allmulticast mode [ 41.229361][ T6662] bridge_slave_0: entered promiscuous mode [ 41.231336][ T6662] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.233596][ T6662] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.234862][ T6662] bridge_slave_1: entered allmulticast mode [ 41.236283][ T6662] bridge_slave_1: entered promiscuous mode [ 41.244170][ T6662] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.245012][ T6662] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.252285][ T6662] team0: Port device team_slave_0 added [ 41.252969][ T6662] team0: Port device team_slave_1 added [ 41.258995][ T6662] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.259020][ T6662] 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. [ 41.259035][ T6662] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.259524][ T6662] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.259530][ T6662] 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. [ 41.259542][ T6662] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.279698][ T6662] hsr_slave_0: entered promiscuous mode [ 41.279980][ T6662] hsr_slave_1: entered promiscuous mode [ 41.280146][ T6662] debugfs: 'hsr0' already exists in 'hsr' [ 41.280186][ T6662] Cannot create hsr debugfs directory [ 43.201666][ T6118] Bluetooth: hci0: command tx timeout [ 44.069941][ T12] bridge_slave_1: left allmulticast mode [ 44.069973][ T12] bridge_slave_1: left promiscuous mode [ 44.070192][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.078508][ T12] bridge_slave_0: left allmulticast mode [ 44.078535][ T12] bridge_slave_0: left promiscuous mode [ 44.078686][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.205323][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 44.243588][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 44.282153][ T12] bond0 (unregistering): Released all slaves [ 44.348881][ T12] hsr_slave_0: left promiscuous mode [ 44.349922][ T12] hsr_slave_1: left promiscuous mode [ 44.353418][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 44.354841][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 44.356820][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 44.358107][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 44.364592][ T12] veth1_macvtap: left promiscuous mode [ 44.365615][ T12] veth0_macvtap: left promiscuous mode [ 44.366710][ T12] veth1_vlan: left promiscuous mode [ 44.367698][ T12] veth0_vlan: left promiscuous mode [ 44.483967][ T12] team0 (unregistering): Port device team_slave_1 removed [ 44.489956][ T12] team0 (unregistering): Port device team_slave_0 removed [ 44.799965][ T6662] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.803074][ T6662] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.805314][ T6662] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.807795][ T6662] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.836006][ T6662] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.839003][ T6662] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.845585][ T737] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.845624][ T737] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.848275][ T737] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.848313][ T737] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.857542][ T6662] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.857577][ T6662] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.899723][ T6662] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.015602][ T6662] veth0_vlan: entered promiscuous mode [ 45.017067][ T6662] veth1_vlan: entered promiscuous mode [ 45.023003][ T6662] veth0_macvtap: entered promiscuous mode [ 45.023875][ T6662] veth1_macvtap: entered promiscuous mode [ 45.027566][ T6662] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.028977][ T6662] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.041307][ T737] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.043658][ T737] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.046065][ T737] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.046652][ T737] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.076028][ T737] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.076064][ T737] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.090776][ T4485] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.090798][ T4485] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.200113][ T6737] loop0: detected capacity change from 0 to 32768 [ 45.214807][ T6737] XFS (loop0): Mounting V5 Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 45.243024][ T6737] XFS (loop0): Ending clean mount [ 45.281475][ T6118] Bluetooth: hci0: command tx timeout [ 47.371776][ T6118] Bluetooth: hci0: command tx timeout [ 49.451792][ T6118] Bluetooth: hci0: command tx timeout [ 64.501669][ T2413] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.501722][ T2413] ieee802154 phy1 wpan1: encryption failed: -22 [ 68.071358][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor:6662] [ 68.071378][ C1] Modules linked in: [ 68.071385][ C1] irq event stamp: 355416 [ 68.073877][ C1] hardirqs last enabled at (355415): [] exit_to_kernel_mode+0xc0/0xf0 [ 68.075387][ C1] hardirqs last disabled at (355416): [] el1_interrupt+0x24/0x54 [ 68.076776][ C1] softirqs last enabled at (355404): [] handle_softirqs+0xaf8/0xc88 [ 68.078223][ C1] softirqs last disabled at (355387): [] __do_softirq+0x14/0x20 [ 68.079603][ C1] CPU: 1 UID: 0 PID: 6662 Comm: syz-executor Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT [ 68.079621][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 68.079626][ C1] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 68.079632][ C1] pc : change_mnt_propagation+0xec/0x77c [ 68.079646][ C1] lr : change_mnt_propagation+0x120/0x77c [ 68.079652][ C1] sp : ffff8000a4a07a90 [ 68.079655][ C1] x29: ffff8000a4a07ac0 x28: dfff800000000000 x27: ffff0000efa88b60 [ 68.079664][ C1] x26: ffff0000efa88bb0 x25: 1fffe0001df51176 x24: ffff0000efa88b18 [ 68.079671][ C1] x23: ffff0000f331b238 x22: ffff0000efa88a80 x21: ffff0000efa88a80 [ 68.079678][ C1] x20: 0000000000040000 x19: ffff0000f3339500 x18: 1fffe000337a0688 [ 68.079685][ C1] x17: ffff80008f7be000 x16: ffff80008af6de48 x15: 0000000000000002 [ 68.079691][ C1] x14: 1fffe0001df5116f x13: 0000000000000000 x12: 0000000000000000 [ 68.079698][ C1] x11: ffff60001df51171 x10: 0000000000ff0100 x9 : 0000000000000000 [ 68.079705][ C1] x8 : ffff0000f33395b8 x7 : 0000000000000000 x6 : 0000000000000000 [ 68.079711][ C1] x5 : 0000000000000001 x4 : 0000000000000008 x3 : 0000000000000000 [ 68.079717][ C1] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 68.079724][ C1] Call trace: [ 68.079726][ C1] change_mnt_propagation+0xec/0x77c (P) [ 68.079737][ C1] umount_tree+0x7e4/0xbbc [ 68.079745][ C1] path_umount+0x90c/0x980 [ 68.079752][ C1] __arm64_sys_umount+0x128/0x174 [ 68.079759][ C1] invoke_syscall+0x98/0x2b8 [ 68.079764][ C1] el0_svc_common+0x130/0x23c [ 68.079768][ C1] do_el0_svc+0x48/0x58 [ 68.079773][ C1] el0_svc+0x58/0x180 [ 68.079778][ C1] el0t_64_sync_handler+0x84/0x12c [ 68.079783][ C1] el0t_64_sync+0x198/0x19c [ 68.079789][ C1] Sending NMI from CPU 1 to CPUs 0: [ 68.079800][ C0] NMI backtrace for cpu 0 [ 68.079812][ C0] CPU: 0 UID: 0 PID: 6746 Comm: syz-executor Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT [ 68.079829][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 68.079834][ C0] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 68.079841][ C0] pc : path_init+0xdc0/0xe98 [ 68.079852][ C0] lr : path_init+0xdc0/0xe98 [ 68.079858][ C0] sp : ffff8000a4247680 [ 68.079860][ C0] x29: ffff8000a42476e0 x28: dfff800000000000 x27: 1fffe00019832884 [ 68.079870][ C0] x26: ffff0000cc194420 x25: 0000000000000101 x24: 1ffff00014848f43 [ 68.079878][ C0] x23: ffff80008f745840 x22: ffff8000a4247a1c x21: 0000000000000100 [ 68.079885][ C0] x20: ffff8000a42479e0 x19: 000000000004a017 x18: 0000000000000000 [ 68.079892][ C0] x17: 0000000000000000 x16: ffff80008b007230 x15: 0000000000000001 [ 68.079898][ C0] x14: 1ffff00011ee8b08 x13: 0000000000000000 x12: 0000000000000000 [ 68.079905][ C0] x11: ffff700011ee8b09 x10: 0000000000ff0100 x9 : 0000000000000000 [ 68.079911][ C0] x8 : ffff0000da1e0000 x7 : ffff800080daa4c4 x6 : 0000000000000000 [ 68.079918][ C0] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800080da8a84 [ 68.079924][ C0] x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000001 [ 68.079930][ C0] Call trace: [ 68.079932][ C0] path_init+0xdc0/0xe98 (P) [ 68.079938][ C0] path_openat+0x13c/0x2c40 [ 68.079945][ C0] do_filp_open+0x18c/0x36c [ 68.079951][ C0] do_open_execat+0x124/0x4d8 [ 68.079957][ C0] alloc_bprm+0x3c/0x548 [ 68.079962][ C0] do_execveat_common+0x168/0x834 [ 68.079967][ C0] __arm64_sys_execve+0x9c/0xb4 [ 68.079973][ C0] invoke_syscall+0x98/0x2b8 [ 68.079978][ C0] el0_svc_common+0x130/0x23c [ 68.079982][ C0] do_el0_svc+0x48/0x58 [ 68.079987][ C0] el0_svc+0x58/0x180 [ 68.079992][ C0] el0t_64_sync_handler+0x84/0x12c [ 68.079997][ C0] el0t_64_sync+0x198/0x19c [ 68.080799][ C1] Kernel panic - not syncing: softlockup: hung tasks [ 68.135995][ C1] CPU: 1 UID: 0 PID: 6662 Comm: syz-executor Tainted: G L 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT [ 68.137914][ C1] Tainted: [L]=SOFTLOCKUP [ 68.138555][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 68.140034][ C1] Call trace: [ 68.140536][ C1] show_stack+0x2c/0x3c (C) [ 68.141216][ C1] __dump_stack+0x30/0x40 [ 68.141914][ C1] dump_stack_lvl+0x30/0x12c [ 68.142601][ C1] dump_stack+0x1c/0x28 [ 68.143170][ C1] vpanic+0x280/0x780 [ 68.143764][ C1] vpanic+0x0/0x780 [ 68.144351][ C1] softlockup_fn+0x0/0x120 [ 68.145047][ C1] __hrtimer_run_queues+0x3ec/0xb78 [ 68.145832][ C1] hrtimer_interrupt+0x2b8/0xb50 [ 68.146568][ C1] arch_timer_handler_virt+0x74/0x88 [ 68.147415][ C1] handle_percpu_devid_irq+0x174/0x308 [ 68.148241][ C1] generic_handle_domain_irq+0xe0/0x140 [ 68.149021][ C1] gic_handle_irq+0x6c/0x190 [ 68.149743][ C1] call_on_irq_stack+0x30/0x48 [ 68.150467][ C1] do_interrupt_handler+0xd4/0x138 [ 68.151216][ C1] el1_interrupt+0x34/0x54 [ 68.151877][ C1] el1h_64_irq_handler+0x18/0x24 [ 68.152615][ C1] el1h_64_irq+0x6c/0x70 [ 68.153267][ C1] change_mnt_propagation+0xec/0x77c (P) [ 68.154147][ C1] umount_tree+0x7e4/0xbbc [ 68.154863][ C1] path_umount+0x90c/0x980 [ 68.155564][ C1] __arm64_sys_umount+0x128/0x174 [ 68.156429][ C1] invoke_syscall+0x98/0x2b8 [ 68.157209][ C1] el0_svc_common+0x130/0x23c [ 68.157940][ C1] do_el0_svc+0x48/0x58 [ 68.158647][ C1] el0_svc+0x58/0x180 [ 68.159318][ C1] el0t_64_sync_handler+0x84/0x12c [ 68.160144][ C1] el0t_64_sync+0x198/0x19c [ 68.160872][ C1] SMP: stopping secondary CPUs [ 68.161631][ C1] Kernel Offset: disabled [ 68.162352][ C1] CPU features: 0x40000,00007800,109c1141,5427fea7 [ 68.163432][ C1] Memory Limit: none [ 68.164022][ C1] [ 68.164386][ C1] ============================= [ 68.165152][ C1] [ BUG: Invalid wait context ] [ 68.165935][ C1] 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 Tainted: G L [ 68.167256][ C1] ----------------------------- [ 68.168041][ C1] syz-executor/6662 is trying to lock: [ 68.168953][ C1] ffff0000c1ab4628 (&k->list_lock){+.+.}-{3:3}, at: bus_for_each_dev+0xa0/0x290 [ 68.170466][ C1] other info that might help us debug this: [ 68.171407][ C1] context-{2:2} [ 68.171978][ C1] 4 locks held by syz-executor/6662: [ 68.172771][ C1] #0: ffff80008faf64b0 (namespace_sem){++++}-{4:4}, at: path_umount+0x6e8/0x980 [ 68.174361][ C1] #1: ffff80008f745890 (mount_lock){+.+.}-{3:3}, at: path_umount+0x6f8/0x980 [ 68.175734][ C1] #2: ffff80008f745848 (mount_lock.seqcount){+.+.}-{0:0}, at: __arm64_sys_umount+0x128/0x174 [ 68.177395][ C1] #3: ffff80008f9a9060 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x10/0x4c [ 68.178926][ C1] stack backtrace: [ 68.179523][ C1] CPU: 1 UID: 0 PID: 6662 Comm: syz-executor Tainted: G L 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT [ 68.181539][ C1] Tainted: [L]=SOFTLOCKUP [ 68.182259][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 68.183854][ C1] Call trace: [ 68.184366][ C1] show_stack+0x2c/0x3c (C) [ 68.185060][ C1] __dump_stack+0x30/0x40 [ 68.185732][ C1] dump_stack_lvl+0x30/0x12c [ 68.186485][ C1] dump_stack+0x1c/0x28 [ 68.187171][ C1] __lock_acquire+0xaec/0x30a4 [ 68.187982][ C1] lock_acquire+0x14c/0x2e0 [ 68.188746][ C1] _raw_spin_lock+0x48/0x60 [ 68.189446][ C1] bus_for_each_dev+0xa0/0x290 [ 68.190179][ C1] coresight_panic_cb+0x2c/0x3c [ 68.190974][ C1] notifier_call_chain+0x1b8/0x4e4 [ 68.191810][ C1] atomic_notifier_call_chain+0xd0/0x180 [ 68.192692][ C1] vpanic+0x318/0x780 [ 68.193313][ C1] vpanic+0x0/0x780 [ 68.193923][ C1] softlockup_fn+0x0/0x120 [ 68.194564][ C1] __hrtimer_run_queues+0x3ec/0xb78 [ 68.195407][ C1] hrtimer_interrupt+0x2b8/0xb50 [ 68.196154][ C1] arch_timer_handler_virt+0x74/0x88 [ 68.197009][ C1] handle_percpu_devid_irq+0x174/0x308 [ 68.197893][ C1] generic_handle_domain_irq+0xe0/0x140 [ 68.198822][ C1] gic_handle_irq+0x6c/0x190 [ 68.199572][ C1] call_on_irq_stack+0x30/0x48 [ 68.200392][ C1] do_interrupt_handler+0xd4/0x138 [ 68.201287][ C1] el1_interrupt+0x34/0x54 [ 68.202047][ C1] el1h_64_irq_handler+0x18/0x24 [ 68.202871][ C1] el1h_64_irq+0x6c/0x70 [ 68.203558][ C1] change_mnt_propagation+0xec/0x77c (P) [ 68.204510][ C1] umount_tree+0x7e4/0xbbc [ 68.205289][ C1] path_umount+0x90c/0x980 [ 68.206039][ C1] __arm64_sys_umount+0x128/0x174 [ 68.206795][ C1] invoke_syscall+0x98/0x2b8 [ 68.207449][ C1] el0_svc_common+0x130/0x23c [ 68.208207][ C1] do_el0_svc+0x48/0x58 [ 68.208912][ C1] el0_svc+0x58/0x180 [ 68.209544][ C1] el0t_64_sync_handler+0x84/0x12c [ 68.210328][ C1] el0t_64_sync+0x198/0x19c [ 68.366754][ C1] Rebooting in 86400 seconds..