Warning: Permanently added '10.128.1.224' (ED25519) to the list of known hosts.
2025/11/30 02:44:54 ignoring optional flag "type"="gce"
2025/11/30 02:44:54 parsed 1 programs
2025/11/30 02:44:54 executed programs: 0
[ 105.601360][ T5116] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 105.615775][ T5116] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 105.624304][ T5116] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 105.627599][ T5116] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 105.628394][ T5116] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 105.932443][ T5940] chnl_net:caif_netlink_parms(): no params data found
[ 106.268480][ T5940] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.268779][ T5940] bridge0: port 1(bridge_slave_0) entered disabled state
[ 106.268967][ T5940] bridge_slave_0: entered allmulticast mode
[ 106.271208][ T5940] bridge_slave_0: entered promiscuous mode
[ 106.273981][ T5940] bridge0: port 2(bridge_slave_1) entered blocking state
[ 106.274168][ T5940] bridge0: port 2(bridge_slave_1) entered disabled state
[ 106.274339][ T5940] bridge_slave_1: entered allmulticast mode
[ 106.307113][ T5940] bridge_slave_1: entered promiscuous mode
[ 106.523075][ T5940] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 106.531222][ T5940] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 106.729743][ T5940] team0: Port device team_slave_0 added
[ 106.731848][ T5940] team0: Port device team_slave_1 added
[ 106.868449][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 106.868466][ T5940] 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.
[ 106.868483][ T5940] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 106.869801][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 106.869812][ T5940] 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.
[ 106.869832][ T5940] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 107.292764][ T5940] hsr_slave_0: entered promiscuous mode
[ 107.293600][ T5940] hsr_slave_1: entered promiscuous mode
[ 107.641608][ T5940] 8021q: adding VLAN 0 to HW filter on device bond0
[ 107.656255][ T5116] Bluetooth: hci0: command tx timeout
[ 107.681947][ T5940] 8021q: adding VLAN 0 to HW filter on device team0
[ 107.696406][ T58] bridge0: port 1(bridge_slave_0) entered blocking state
[ 107.696556][ T58] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 107.703459][ T43] bridge0: port 2(bridge_slave_1) entered blocking state
[ 107.703722][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 107.782640][ T5940] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 108.162241][ T5940] veth0_vlan: entered promiscuous mode
[ 108.171139][ T5940] veth1_vlan: entered promiscuous mode
[ 108.202582][ T5940] veth0_macvtap: entered promiscuous mode
[ 108.215502][ T5940] veth1_macvtap: entered promiscuous mode
[ 108.240548][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 108.255466][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 108.596351][ T6022] nbd0: detected capacity change from 0 to 128
[ 109.278293][ T5116] block nbd0: Receive control failed (result -104)
[ 109.283885][ T6021] block nbd0: shutting down sockets
[ 109.318089][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.318155][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.319317][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.319344][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.319822][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.319844][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.320005][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.320025][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.320154][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.320171][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.320400][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.320418][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.320572][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.320590][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.320712][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.320728][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.320812][ T5923] ldm_validate_partition_table(): Disk read failed.
[ 109.320870][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.320886][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.321015][ T5923] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.321032][ T5923] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.321334][ T5923] Dev nbd0: unable to read RDB block 0
[ 109.322119][ T5923] nbd0: unable to read partition table
[ 109.340042][ T5923] ldm_validate_partition_table(): Disk read failed.
[ 109.341103][ T5923] Dev nbd0: unable to read RDB block 0
[ 109.341787][ T5923] nbd0: unable to read partition table
[ 109.616330][ T6026] nbd0: detected capacity change from 0 to 128
[ 109.727369][ T61] Bluetooth: hci0: command tx timeout
[ 110.214597][ T5116] block nbd0: Receive control failed (result -104)
[ 111.816127][ T5116] Bluetooth: hci0: command tx timeout
[ 113.887187][ T5116] Bluetooth: hci0: command tx timeout
[ 133.014911][ T1320] ieee802154 phy0 wpan0: encryption failed: -22
[ 133.015015][ T1320] ieee802154 phy1 wpan1: encryption failed: -22
[ 140.086400][ T59] block nbd0: Possible stuck request ffff8880249a6ac0: control (read@0,4096B). Runtime 30 seconds
2025/11/30 02:45:54 executed programs: 2
[ 166.463701][ T61] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 166.465606][ T61] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 166.467526][ T61] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 166.468812][ T61] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 166.469525][ T61] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 166.648235][ T6034] chnl_net:caif_netlink_parms(): no params data found
[ 166.897562][ T6034] bridge0: port 1(bridge_slave_0) entered blocking state
[ 166.897698][ T6034] bridge0: port 1(bridge_slave_0) entered disabled state
[ 166.897818][ T6034] bridge_slave_0: entered allmulticast mode
[ 166.899370][ T6034] bridge_slave_0: entered promiscuous mode
[ 166.901765][ T6034] bridge0: port 2(bridge_slave_1) entered blocking state
[ 166.901890][ T6034] bridge0: port 2(bridge_slave_1) entered disabled state
[ 166.902011][ T6034] bridge_slave_1: entered allmulticast mode
[ 166.903474][ T6034] bridge_slave_1: entered promiscuous mode
[ 167.050712][ T6034] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 167.053542][ T6034] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 167.218949][ T6034] team0: Port device team_slave_0 added
[ 167.221828][ T6034] team0: Port device team_slave_1 added
[ 167.378167][ T6034] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 167.378181][ T6034] 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.
[ 167.378201][ T6034] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 167.379955][ T6034] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 167.379968][ T6034] 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.
[ 167.379988][ T6034] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 167.532643][ T6034] hsr_slave_0: entered promiscuous mode
[ 167.533477][ T6034] hsr_slave_1: entered promiscuous mode
[ 167.534164][ T6034] debugfs: 'hsr0' already exists in 'hsr'
[ 167.534241][ T6034] Cannot create hsr debugfs directory
[ 168.130170][ T6034] 8021q: adding VLAN 0 to HW filter on device bond0
[ 168.145381][ T6034] 8021q: adding VLAN 0 to HW filter on device team0
[ 168.163942][ T68] bridge0: port 1(bridge_slave_0) entered blocking state
[ 168.164081][ T68] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 168.174788][ T68] bridge0: port 2(bridge_slave_1) entered blocking state
[ 168.174993][ T68] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 168.264643][ T6034] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 168.526138][ T5116] Bluetooth: hci1: command tx timeout
[ 168.705016][ T6034] veth0_vlan: entered promiscuous mode
[ 168.713139][ T6034] veth1_vlan: entered promiscuous mode
[ 168.740429][ T6034] veth0_macvtap: entered promiscuous mode
[ 168.743766][ T6034] veth1_macvtap: entered promiscuous mode
[ 168.764868][ T6034] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 168.776589][ T6034] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 170.166157][ T59] block nbd0: Possible stuck request ffff8880249a6ac0: control (read@0,4096B). Runtime 60 seconds
[ 170.606117][ T5116] Bluetooth: hci1: command tx timeout
[ 171.992254][ T5167] udevd[5167]: worker [5923] /devices/virtual/block/nbd0 is taking a long time
[ 172.686175][ T5116] Bluetooth: hci1: command tx timeout
[ 174.766156][ T5116] Bluetooth: hci1: command tx timeout
[ 194.450719][ T1320] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.450804][ T1320] ieee802154 phy1 wpan1: encryption failed: -22
[ 200.246297][ T73] block nbd0: Possible stuck request ffff8880249a6ac0: control (read@0,4096B). Runtime 90 seconds
2025/11/30 02:46:54 executed programs: 3
[ 226.061915][ T61] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 226.064234][ T61] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 226.065048][ T61] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 226.068390][ T61] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 226.069161][ T61] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 226.258968][ T6070] chnl_net:caif_netlink_parms(): no params data found
[ 226.509026][ T6070] bridge0: port 1(bridge_slave_0) entered blocking state
[ 226.509175][ T6070] bridge0: port 1(bridge_slave_0) entered disabled state
[ 226.509322][ T6070] bridge_slave_0: entered allmulticast mode
[ 226.511061][ T6070] bridge_slave_0: entered promiscuous mode
[ 226.514147][ T6070] bridge0: port 2(bridge_slave_1) entered blocking state
[ 226.514275][ T6070] bridge0: port 2(bridge_slave_1) entered disabled state
[ 226.514419][ T6070] bridge_slave_1: entered allmulticast mode
[ 226.517307][ T6070] bridge_slave_1: entered promiscuous mode
[ 226.651061][ T6070] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 226.653737][ T6070] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 226.790470][ T6070] team0: Port device team_slave_0 added
[ 226.792765][ T6070] team0: Port device team_slave_1 added
[ 226.948021][ T6070] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 226.948037][ T6070] 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.
[ 226.948058][ T6070] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 226.949553][ T6070] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 226.949565][ T6070] 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.
[ 226.949586][ T6070] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 227.142175][ T6070] hsr_slave_0: entered promiscuous mode
[ 227.142978][ T6070] hsr_slave_1: entered promiscuous mode
[ 227.143564][ T6070] debugfs: 'hsr0' already exists in 'hsr'
[ 227.143584][ T6070] Cannot create hsr debugfs directory
[ 227.747682][ T6070] 8021q: adding VLAN 0 to HW filter on device bond0
[ 227.769736][ T6070] 8021q: adding VLAN 0 to HW filter on device team0
[ 227.774791][ T1415] bridge0: port 1(bridge_slave_0) entered blocking state
[ 227.774917][ T1415] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 227.803997][ T1415] bridge0: port 2(bridge_slave_1) entered blocking state
[ 227.804215][ T1415] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 227.890330][ T6070] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 228.126141][ T5116] Bluetooth: hci2: command tx timeout
[ 228.323645][ T6070] veth0_vlan: entered promiscuous mode
[ 228.333409][ T6070] veth1_vlan: entered promiscuous mode
[ 228.361113][ T6070] veth0_macvtap: entered promiscuous mode
[ 228.364352][ T6070] veth1_macvtap: entered promiscuous mode
[ 228.393061][ T6070] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 228.407512][ T6070] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 230.206230][ T5116] Bluetooth: hci2: command tx timeout
[ 230.326524][ T59] block nbd0: Possible stuck request ffff8880249a6ac0: control (read@0,4096B). Runtime 120 seconds
[ 232.286202][ T61] Bluetooth: hci2: command tx timeout
[ 232.366339][ T61] Bluetooth: hci0: command 0x0406 tx timeout
[ 234.366221][ T5116] Bluetooth: hci2: command tx timeout
[ 255.890697][ T1320] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.890799][ T1320] ieee802154 phy1 wpan1: encryption failed: -22
[ 260.406337][ T73] block nbd0: Possible stuck request ffff8880249a6ac0: control (read@0,4096B). Runtime 150 seconds
[ 262.286611][ T38] INFO: task syz-executor.0:6025 blocked for more than 143 seconds.
[ 262.286650][ T38] Not tainted syzkaller #0
[ 262.286660][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 262.286669][ T38] task:syz-executor.0 state:D stack:27144 pid:6025 tgid:6023 ppid:5940 task_flags:0x400140 flags:0x00080003
[ 262.286737][ T38] Call Trace:
[ 262.286751][ T38]
[ 262.286765][ T38] __schedule+0x16f3/0x4c20
[ 262.286819][ T38] ? sched_clock+0x3f/0x60
[ 262.286839][ T38] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 262.286871][ T38] ? __pfx___schedule+0x10/0x10
[ 262.286917][ T38] rt_mutex_schedule+0x77/0xf0
[ 262.286935][ T38] rt_mutex_slowlock_block+0x5ba/0x6d0
[ 262.286970][ T38] ? rt_mutex_slowlock_block+0x351/0x6d0
[ 262.286994][ T38] rt_mutex_slowlock+0x2b1/0x6e0
[ 262.287016][ T38] ? rt_mutex_slowlock+0x1c9/0x6e0
[ 262.287038][ T38] ? __pfx_rt_mutex_slowlock+0x10/0x10
[ 262.287071][ T38] ? bdev_release+0x1af/0x660
[ 262.287097][ T38] ? __fsnotify_parent+0x242/0x540
[ 262.287126][ T38] ? bdev_release+0x1af/0x660
[ 262.287140][ T38] mutex_lock_nested+0x16a/0x1d0
[ 262.287161][ T38] ? __pfx___fsnotify_parent+0x10/0x10
[ 262.287189][ T38] bdev_release+0x1af/0x660
[ 262.287215][ T38] ? __pfx_blkdev_release+0x10/0x10
[ 262.287235][ T38] blkdev_release+0x15/0x20
[ 262.287260][ T38] __fput+0x45b/0xa80
[ 262.287292][ T38] task_work_run+0x1d4/0x260
[ 262.287314][ T38] ? __pfx_task_work_run+0x10/0x10
[ 262.287337][ T38] ? exit_to_user_mode_loop+0x40/0x130
[ 262.287365][ T38] exit_to_user_mode_loop+0xe9/0x130
[ 262.287389][ T38] do_syscall_64+0x2bd/0xfa0
[ 262.287415][ T38] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.287433][ T38] ? __switch_to_asm+0x39/0x70
[ 262.287450][ T38] ? clear_bhb_loop+0x60/0xb0
[ 262.287473][ T38] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.287490][ T38] RIP: 0033:0x7f933acb9a29
[ 262.287510][ T38] RSP: 002b:00007f933a41d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 262.287527][ T38] RAX: 0000000000000000 RBX: 00007f933adcc050 RCX: 00007f933acb9a29
[ 262.287538][ T38] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 262.287549][ T38] RBP: 00007f933ad152d0 R08: 0000000000000000 R09: 0000000000000000
[ 262.287560][ T38] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 262.287570][ T38] R13: 000000000000006e R14: 00007f933adcc050 R15: 00007fff8a769748
[ 262.287602][ T38]
[ 262.287628][ T38]
[ 262.287628][ T38] Showing all locks held in the system:
[ 262.287643][ T38] 1 lock held by khungtaskd/38:
[ 262.287653][ T38] #0: ffffffff8d5aa880 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 262.287709][ T38] 4 locks held by kworker/u8:8/1415:
[ 262.287732][ T38] 2 locks held by getty/5556:
[ 262.287741][ T38] #0: ffff88823bf428a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 262.287790][ T38] #1: ffffc90003e762e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x444/0x1400
[ 262.287841][ T38] 1 lock held by udevd/5923:
[ 262.287850][ T38] #0: ffff88802488f4c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 262.287901][ T38] 1 lock held by syz-executor.0/6025:
[ 262.287911][ T38] #0: ffff88802488f4c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x1af/0x660
[ 262.287952][ T38] 1 lock held by syz-executor.0/6060:
[ 262.287962][ T38] #0: ffff88802488f4c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 262.288010][ T38] 1 lock held by syz-executor.0/6097:
[ 262.288020][ T38] #0: ffff88802488f4c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 262.288068][ T38]
[ 262.288072][ T38] =============================================
[ 262.288072][ T38]
[ 262.288082][ T38] NMI backtrace for cpu 0
[ 262.288105][ T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 262.288125][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 262.288135][ T38] Call Trace:
[ 262.288142][ T38]
[ 262.288149][ T38] dump_stack_lvl+0x189/0x250
[ 262.288177][ T38] ? __pfx_dump_stack_lvl+0x10/0x10
[ 262.288201][ T38] ? __pfx__printk+0x10/0x10
[ 262.288233][ T38] nmi_cpu_backtrace+0x39e/0x3d0
[ 262.288262][ T38] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 262.288285][ T38] ? __pfx__printk+0x10/0x10
[ 262.288307][ T38] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 262.288326][ T38] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 262.288345][ T38] watchdog+0xf60/0xfa0
[ 262.288363][ T38] ? watchdog+0x1e2/0xfa0
[ 262.288378][ T38] kthread+0x711/0x8a0
[ 262.288393][ T38] ? __pfx_watchdog+0x10/0x10
[ 262.288404][ T38] ? __pfx_kthread+0x10/0x10
[ 262.288415][ T38] ? rt_spin_unlock+0x150/0x200
[ 262.288428][ T38] ? rt_spin_unlock+0x161/0x200
[ 262.288438][ T38] ? __pfx_kthread+0x10/0x10
[ 262.288450][ T38] ret_from_fork+0x4bc/0x870
[ 262.288463][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 262.288477][ T38] ? __switch_to_asm+0x39/0x70
[ 262.288486][ T38] ? __switch_to_asm+0x33/0x70
[ 262.288494][ T38] ? __pfx_kthread+0x10/0x10
[ 262.288507][ T38] ret_from_fork_asm+0x1a/0x30
[ 262.288524][ T38]
[ 262.288527][ T38] Sending NMI from CPU 0 to CPUs 1:
[ 262.288568][ C1] NMI backtrace for cpu 1
[ 262.288582][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 262.288599][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 262.288608][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20
[ 262.288631][ C1] Code: cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 63 87 27 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90
[ 262.288644][ C1] RSP: 0018:ffffc900001d7de0 EFLAGS: 000002c2
[ 262.288658][ C1] RAX: 765aedaede8b5100 RBX: ffffffff81953c47 RCX: 765aedaede8b5100
[ 262.288670][ C1] RDX: 0000000000000001 RSI: ffffffff8cd8f1a7 RDI: ffffffff8b3de060
[ 262.288681][ C1] RBP: ffffc900001d7f10 R08: ffff8880b89334db R09: 1ffff1101712669b
[ 262.288693][ C1] R10: dffffc0000000000 R11: ffffed101712669c R12: ffffffff8ed64970
[ 262.288704][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff110036dfb40
[ 262.288714][ C1] FS: 0000000000000000(0000) GS:ffff888126ef4000(0000) knlGS:0000000000000000
[ 262.288728][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 262.288738][ C1] CR2: 0000556c1a154168 CR3: 0000000032f98000 CR4: 00000000003526f0
[ 262.288752][ C1] Call Trace:
[ 262.288758][ C1]
[ 262.288764][ C1] default_idle+0x13/0x20
[ 262.288778][ C1] default_idle_call+0x73/0xb0
[ 262.288793][ C1] do_idle+0x1e7/0x510
[ 262.288811][ C1] ? __pfx_do_idle+0x10/0x10
[ 262.288833][ C1] cpu_startup_entry+0x44/0x60
[ 262.288847][ C1] start_secondary+0x101/0x110
[ 262.288863][ C1] common_startup_64+0x13e/0x147
[ 262.288892][ C1]