Warning: Permanently added '10.128.1.249' (ED25519) to the list of known hosts. 1970/01/01 00:01:00 parsed 1 programs [ 61.759104][ T7023] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 64.501901][ T9] cfg80211: failed to load regulatory.db [ 64.510557][ T2414] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.510603][ T2414] ieee802154 phy1 wpan1: encryption failed: -22 [ 65.966458][ T7079] chnl_net:caif_netlink_parms(): no params data found [ 66.157345][ T7079] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.158547][ T7079] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.158628][ T7079] bridge_slave_0: entered allmulticast mode [ 66.159037][ T7079] bridge_slave_0: entered promiscuous mode [ 66.159845][ T7079] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.159862][ T7079] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.159905][ T7079] bridge_slave_1: entered allmulticast mode [ 66.160353][ T7079] bridge_slave_1: entered promiscuous mode [ 66.171816][ T7079] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.174338][ T7079] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.183172][ T7079] team0: Port device team_slave_0 added [ 66.183789][ T7079] team0: Port device team_slave_1 added [ 66.191236][ T7079] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.191255][ T7079] 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. [ 66.191270][ T7079] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.191750][ T7079] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.191757][ T7079] 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. [ 66.191770][ T7079] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.210711][ T7079] hsr_slave_0: entered promiscuous mode [ 66.210973][ T7079] hsr_slave_1: entered promiscuous mode [ 66.697501][ T7079] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.704255][ T7079] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.706436][ T7079] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.708694][ T7079] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.717456][ T7079] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.717508][ T7079] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.717577][ T7079] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.717786][ T7079] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.736995][ T7079] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.741374][ T41] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.742710][ T41] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.748996][ T7079] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.755936][ T15] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.755985][ T15] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.760594][ T277] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.760632][ T277] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.812084][ T7079] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.823401][ T7079] veth0_vlan: entered promiscuous mode [ 66.826292][ T7079] veth1_vlan: entered promiscuous mode [ 66.834727][ T7079] veth0_macvtap: entered promiscuous mode [ 66.837461][ T7079] veth1_macvtap: entered promiscuous mode [ 66.844370][ T7079] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.851332][ T7079] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.854582][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.854662][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.854681][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.854693][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.037194][ T277] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.080680][ T277] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.098715][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.100828][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.102379][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.103962][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.104541][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.129356][ T277] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.217520][ T277] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.236375][ T15] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.237779][ T15] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.247158][ T15] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.247191][ T15] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:01:07 executed programs: 0 [ 67.458421][ T6614] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.460599][ T6614] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.461791][ T6614] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.463616][ T6614] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.463840][ T6614] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.517978][ T7270] chnl_net:caif_netlink_parms(): no params data found [ 67.545257][ T7270] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.546504][ T7270] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.548039][ T7270] bridge_slave_0: entered allmulticast mode [ 67.552431][ T7270] bridge_slave_0: entered promiscuous mode [ 67.554349][ T7270] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.555874][ T7270] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.557322][ T7270] bridge_slave_1: entered allmulticast mode [ 67.559009][ T7270] bridge_slave_1: entered promiscuous mode [ 67.568536][ T7270] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.569410][ T7270] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.578757][ T7270] team0: Port device team_slave_0 added [ 67.579466][ T7270] team0: Port device team_slave_1 added [ 67.589351][ T7270] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.589379][ T7270] 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. [ 67.589404][ T7270] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.590410][ T7270] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.590423][ T7270] 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. [ 67.590448][ T7270] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.609064][ T7270] hsr_slave_0: entered promiscuous mode [ 67.609376][ T7270] hsr_slave_1: entered promiscuous mode [ 67.609559][ T7270] debugfs: 'hsr0' already exists in 'hsr' [ 67.609569][ T7270] Cannot create hsr debugfs directory [ 69.539646][ T52] Bluetooth: hci0: command tx timeout [ 70.144852][ T277] bridge_slave_1: left allmulticast mode [ 70.144885][ T277] bridge_slave_1: left promiscuous mode [ 70.144959][ T277] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.148427][ T277] bridge_slave_0: left allmulticast mode [ 70.148449][ T277] bridge_slave_0: left promiscuous mode [ 70.148504][ T277] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.263730][ T277] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 70.300763][ T277] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.311229][ T277] bond0 (unregistering): Released all slaves [ 70.401085][ T277] hsr_slave_0: left promiscuous mode [ 70.402069][ T277] hsr_slave_1: left promiscuous mode [ 70.409456][ T277] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.409486][ T277] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.413471][ T277] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.413500][ T277] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.421294][ T277] veth1_macvtap: left promiscuous mode [ 70.422372][ T277] veth0_macvtap: left promiscuous mode [ 70.423573][ T277] veth1_vlan: left promiscuous mode [ 70.425348][ T277] veth0_vlan: left promiscuous mode [ 70.533885][ T277] team0 (unregistering): Port device team_slave_1 removed [ 70.542139][ T277] team0 (unregistering): Port device team_slave_0 removed [ 70.745187][ T7270] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.747918][ T7270] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.753713][ T7270] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.755999][ T7270] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.777735][ T7270] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.782989][ T7270] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.785487][ T15] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.785522][ T15] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.788924][ T15] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.788961][ T15] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.834995][ T7270] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.866313][ T7270] veth0_vlan: entered promiscuous mode [ 70.871011][ T7270] veth1_vlan: entered promiscuous mode [ 70.877529][ T7270] veth0_macvtap: entered promiscuous mode [ 70.878406][ T7270] veth1_macvtap: entered promiscuous mode [ 70.882250][ T7270] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.883089][ T7270] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.885030][ T2668] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.886387][ T2668] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.888030][ T2668] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.890228][ T2668] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.909446][ T2668] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.911058][ T2668] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.918804][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.921740][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.022317][ T7510] loop0: detected capacity change from 0 to 32768 [ 71.035747][ T7510] XFS (loop0): Mounting V5 Filesystem c496e05e-540d-4c72-b591-04d79d8b4eeb [ 71.047356][ T7510] XFS (loop0): Ending clean mount [ 71.619726][ T52] Bluetooth: hci0: command tx timeout [ 73.699653][ T52] Bluetooth: hci0: command tx timeout [ 75.780583][ T52] Bluetooth: hci0: command tx timeout [ 96.029612][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor:7270] [ 96.029632][ C0] Modules linked in: [ 96.029639][ C0] irq event stamp: 324906 [ 96.032189][ C0] hardirqs last enabled at (324905): [] exit_to_kernel_mode+0xc0/0xf0 [ 96.033832][ C0] hardirqs last disabled at (324906): [] el1_interrupt+0x24/0x54 [ 96.035207][ C0] softirqs last enabled at (324900): [] handle_softirqs+0xaf8/0xc88 [ 96.036736][ C0] softirqs last disabled at (324895): [] __do_softirq+0x14/0x20 [ 96.038187][ C0] CPU: 0 UID: 0 PID: 7270 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 96.038205][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 96.038210][ C0] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 96.038218][ C0] pc : change_mnt_propagation+0x10c/0x77c [ 96.038229][ C0] lr : change_mnt_propagation+0x120/0x77c [ 96.038235][ C0] sp : ffff8000a3a37a90 [ 96.038238][ C0] x29: ffff8000a3a37ac0 x28: dfff800000000000 x27: ffff0000cad0e460 [ 96.038250][ C0] x26: ffff0000cad0e4b0 x25: 1fffe000195a1c96 x24: ffff0000cad0e418 [ 96.038259][ C0] x23: ffff0000f1a416f0 x22: ffff0000cad0e380 x21: ffff0000cad0e380 [ 96.038266][ C0] x20: 0000000000040000 x19: ffff0000f1a416c0 x18: 1fffe0003379be88 [ 96.038273][ C0] x17: ffff80008f7be000 x16: ffff80008af6dd88 x15: 0000000000000002 [ 96.038279][ C0] x14: 1fffe000195a1c8f x13: 0000000000000000 x12: 0000000000000000 [ 96.038286][ C0] x11: ffff6000195a1c91 x10: 0000000000ff0100 x9 : 0000000000000003 [ 96.038292][ C0] x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000000000000000 [ 96.038298][ C0] x5 : 0000000000000001 x4 : 0000000000000008 x3 : 0000000000000000 [ 96.038304][ C0] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 96.038311][ C0] Call trace: [ 96.038313][ C0] change_mnt_propagation+0x10c/0x77c (P) [ 96.038322][ C0] umount_tree+0x7e4/0xbbc [ 96.038330][ C0] path_umount+0x90c/0x980 [ 96.038337][ C0] __arm64_sys_umount+0x128/0x174 [ 96.038343][ C0] invoke_syscall+0x98/0x2b8 [ 96.038349][ C0] el0_svc_common+0x130/0x23c [ 96.038353][ C0] do_el0_svc+0x48/0x58 [ 96.038358][ C0] el0_svc+0x58/0x180 [ 96.038363][ C0] el0t_64_sync_handler+0x84/0x12c [ 96.038368][ C0] el0t_64_sync+0x198/0x19c [ 96.038373][ C0] Sending NMI from CPU 0 to CPUs 1: [ 96.038384][ C1] NMI backtrace for cpu 1 [ 96.038394][ C1] CPU: 1 UID: 0 PID: 6165 Comm: udevd Not tainted syzkaller #0 PREEMPT [ 96.038402][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 96.038405][ C1] pstate: 43400005 (nZcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 96.038411][ C1] pc : __sanitizer_cov_trace_pc+0x50/0x84 [ 96.038422][ C1] lr : path_init+0xdc0/0xe98 [ 96.038428][ C1] sp : ffff8000a0fe77a0 [ 96.038430][ C1] x29: ffff8000a0fe7810 x28: dfff800000000000 x27: 1fffe000193daaa4 [ 96.038441][ C1] x26: ffff0000c9ed5520 x25: 0000000000000101 x24: 1ffff000141fcf2b [ 96.038449][ C1] x23: ffff80008f745840 x22: ffff8000a0fe795c x21: 0000000000000100 [ 96.038456][ C1] x20: ffff8000a0fe7920 x19: 000000000004bf05 x18: 0000000000000000 [ 96.038464][ C1] x17: 0000000000000000 x16: ffff80008b007180 x15: 0000000000000001 [ 96.038471][ C1] x14: 1ffff00011ee8b08 x13: 0000000000000000 x12: 0000000000000000 [ 96.038478][ C1] x11: ffff700011ee8b09 x10: 0000000000ff0100 x9 : 0000000000000000 [ 96.038486][ C1] x8 : ffff0000c51d5b80 x7 : ffff800080daa408 x6 : 0000000000000000 [ 96.038493][ C1] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800080da89c8 [ 96.038500][ C1] x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000001 [ 96.038508][ C1] Call trace: [ 96.038510][ C1] __sanitizer_cov_trace_pc+0x50/0x84 (P) [ 96.038516][ C1] path_lookupat+0x40/0x3d0 [ 96.038525][ C1] filename_lookup+0x1ac/0x454 [ 96.038531][ C1] vfs_statx+0xec/0x4bc [ 96.038536][ C1] vfs_fstatat+0x100/0x150 [ 96.038541][ C1] __arm64_sys_newfstatat+0x100/0x180 [ 96.038546][ C1] invoke_syscall+0x98/0x2b8 [ 96.038552][ C1] el0_svc_common+0x130/0x23c [ 96.038556][ C1] do_el0_svc+0x48/0x58 [ 96.038561][ C1] el0_svc+0x58/0x180 [ 96.038567][ C1] el0t_64_sync_handler+0x84/0x12c [ 96.038573][ C1] el0t_64_sync+0x198/0x19c [ 96.039384][ C0] Kernel panic - not syncing: softlockup: hung tasks [ 96.091119][ C0] CPU: 0 UID: 0 PID: 7270 Comm: syz-executor Tainted: G L syzkaller #0 PREEMPT [ 96.092578][ C0] Tainted: [L]=SOFTLOCKUP [ 96.093228][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 96.094848][ C0] Call trace: [ 96.095367][ C0] show_stack+0x2c/0x3c (C) [ 96.096065][ C0] __dump_stack+0x30/0x40 [ 96.096782][ C0] dump_stack_lvl+0x30/0x12c [ 96.097493][ C0] dump_stack+0x1c/0x28 [ 96.098111][ C0] vpanic+0x280/0x780 [ 96.098753][ C0] vpanic+0x0/0x780 [ 96.099407][ C0] softlockup_fn+0x0/0x120 [ 96.100157][ C0] __hrtimer_run_queues+0x3ec/0xb78 [ 96.100984][ C0] hrtimer_interrupt+0x2b8/0xb50 [ 96.101738][ C0] arch_timer_handler_virt+0x74/0x88 [ 96.102559][ C0] handle_percpu_devid_irq+0x174/0x308 [ 96.103374][ C0] generic_handle_domain_irq+0xe0/0x140 [ 96.104207][ C0] gic_handle_irq+0x6c/0x190 [ 96.104913][ C0] call_on_irq_stack+0x30/0x48 [ 96.105631][ C0] do_interrupt_handler+0xd4/0x138 [ 96.106437][ C0] el1_interrupt+0x34/0x54 [ 96.107097][ C0] el1h_64_irq_handler+0x18/0x24 [ 96.107832][ C0] el1h_64_irq+0x6c/0x70 [ 96.108453][ C0] change_mnt_propagation+0x10c/0x77c (P) [ 96.109390][ C0] umount_tree+0x7e4/0xbbc [ 96.110072][ C0] path_umount+0x90c/0x980 [ 96.110802][ C0] __arm64_sys_umount+0x128/0x174 [ 96.111630][ C0] invoke_syscall+0x98/0x2b8 [ 96.112393][ C0] el0_svc_common+0x130/0x23c [ 96.113172][ C0] do_el0_svc+0x48/0x58 [ 96.113831][ C0] el0_svc+0x58/0x180 [ 96.114436][ C0] el0t_64_sync_handler+0x84/0x12c [ 96.115184][ C0] el0t_64_sync+0x198/0x19c [ 96.115952][ C0] SMP: stopping secondary CPUs [ 96.116748][ C0] Kernel Offset: disabled [ 96.117426][ C0] CPU features: 0x40000,00007800,109c1141,5427fea7 [ 96.118403][ C0] Memory Limit: none [ 96.118965][ C0] [ 96.119300][ C0] ============================= [ 96.120006][ C0] [ BUG: Invalid wait context ] [ 96.120700][ C0] syzkaller #0 Tainted: G L [ 96.121531][ C0] ----------------------------- [ 96.122207][ C0] syz-executor/7270 is trying to lock: [ 96.122923][ C0] ffff0000c1ab4628 (&k->list_lock){+.+.}-{3:3}, at: bus_for_each_dev+0xa0/0x290 [ 96.124217][ C0] other info that might help us debug this: [ 96.125040][ C0] context-{2:2} [ 96.125513][ C0] 4 locks held by syz-executor/7270: [ 96.126244][ C0] #0: ffff80008faf6470 (namespace_sem){++++}-{4:4}, at: path_umount+0x6e8/0x980 [ 96.127548][ C0] #1: ffff80008f745890 (mount_lock){+.+.}-{3:3}, at: path_umount+0x6f8/0x980 [ 96.128794][ C0] #2: ffff80008f745848 (mount_lock.seqcount){+.+.}-{0:0}, at: __arm64_sys_umount+0x128/0x174 [ 96.130248][ C0] #3: ffff80008f9a9020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x10/0x4c [ 96.131564][ C0] stack backtrace: [ 96.132079][ C0] CPU: 0 UID: 0 PID: 7270 Comm: syz-executor Tainted: G L syzkaller #0 PREEMPT [ 96.133620][ C0] Tainted: [L]=SOFTLOCKUP [ 96.134194][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 96.135611][ C0] Call trace: [ 96.136075][ C0] show_stack+0x2c/0x3c (C) [ 96.136692][ C0] __dump_stack+0x30/0x40 [ 96.137290][ C0] dump_stack_lvl+0x30/0x12c [ 96.137941][ C0] dump_stack+0x1c/0x28 [ 96.138503][ C0] __lock_acquire+0xaec/0x30a4 [ 96.139173][ C0] lock_acquire+0x14c/0x2e0 [ 96.139863][ C0] _raw_spin_lock+0x48/0x60 [ 96.140602][ C0] bus_for_each_dev+0xa0/0x290 [ 96.141350][ C0] coresight_panic_cb+0x2c/0x3c [ 96.142107][ C0] notifier_call_chain+0x1b8/0x4e4 [ 96.142815][ C0] atomic_notifier_call_chain+0xd0/0x180 [ 96.143629][ C0] vpanic+0x318/0x780 [ 96.144198][ C0] vpanic+0x0/0x780 [ 96.144724][ C0] softlockup_fn+0x0/0x120 [ 96.145400][ C0] __hrtimer_run_queues+0x3ec/0xb78 [ 96.146181][ C0] hrtimer_interrupt+0x2b8/0xb50 [ 96.146959][ C0] arch_timer_handler_virt+0x74/0x88 [ 96.147831][ C0] handle_percpu_devid_irq+0x174/0x308 [ 96.148705][ C0] generic_handle_domain_irq+0xe0/0x140 [ 96.149636][ C0] gic_handle_irq+0x6c/0x190 [ 96.150378][ C0] call_on_irq_stack+0x30/0x48 [ 96.151131][ C0] do_interrupt_handler+0xd4/0x138 [ 96.151938][ C0] el1_interrupt+0x34/0x54 [ 96.152615][ C0] el1h_64_irq_handler+0x18/0x24 [ 96.153370][ C0] el1h_64_irq+0x6c/0x70 [ 96.154005][ C0] change_mnt_propagation+0x10c/0x77c (P) [ 96.154859][ C0] umount_tree+0x7e4/0xbbc [ 96.155561][ C0] path_umount+0x90c/0x980 [ 96.156277][ C0] __arm64_sys_umount+0x128/0x174 [ 96.157024][ C0] invoke_syscall+0x98/0x2b8 [ 96.157752][ C0] el0_svc_common+0x130/0x23c [ 96.158479][ C0] do_el0_svc+0x48/0x58 [ 96.159112][ C0] el0_svc+0x58/0x180 [ 96.159705][ C0] el0t_64_sync_handler+0x84/0x12c [ 96.160438][ C0] el0t_64_sync+0x198/0x19c [ 96.385051][ C0] Rebooting in 86400 seconds..