Warning: Permanently added '10.128.0.136' (ED25519) to the list of known hosts.
2026/01/11 09:55:05 parsed 1 programs
[ 290.785345][ T30] audit: type=1400 audit(1768125305.723:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 290.789726][ T30] audit: type=1400 audit(1768125305.723:65): avc: denied { module_request } for pid=281 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1
[ 291.407189][ T30] audit: type=1400 audit(1768125306.353:66): avc: denied { mounton } for pid=289 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1
[ 291.408671][ T289] cgroup: Unknown subsys name 'net'
[ 291.430165][ T30] audit: type=1400 audit(1768125306.353:67): avc: denied { mount } for pid=289 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 291.457548][ T30] audit: type=1400 audit(1768125306.373:68): avc: denied { unmount } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 291.457776][ T289] cgroup: Unknown subsys name 'devices'
[ 291.658483][ T289] cgroup: Unknown subsys name 'hugetlb'
[ 291.664078][ T289] cgroup: Unknown subsys name 'rlimit'
[ 291.835082][ T30] audit: type=1400 audit(1768125306.773:69): avc: denied { setattr } for pid=289 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 291.858223][ T30] audit: type=1400 audit(1768125306.773:70): avc: denied { create } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 291.878648][ T30] audit: type=1400 audit(1768125306.773:71): avc: denied { write } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 291.884296][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 291.899310][ T30] audit: type=1400 audit(1768125306.773:72): avc: denied { read } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
Setting up swapspace version 1, size = 127995904 bytes
[ 291.928507][ T30] audit: type=1400 audit(1768125306.783:73): avc: denied { mounton } for pid=289 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1
[ 291.959259][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 292.377216][ T296] request_module fs-gadgetfs succeeded, but still no fs?
[ 292.463497][ T296] syz-executor (296) used greatest stack depth: 21920 bytes left
[ 292.757887][ T328] bridge0: port 1(bridge_slave_0) entered blocking state
[ 292.764930][ T328] bridge0: port 1(bridge_slave_0) entered disabled state
[ 292.772454][ T328] device bridge_slave_0 entered promiscuous mode
[ 292.779420][ T328] bridge0: port 2(bridge_slave_1) entered blocking state
[ 292.786604][ T328] bridge0: port 2(bridge_slave_1) entered disabled state
[ 292.793870][ T328] device bridge_slave_1 entered promiscuous mode
[ 292.842824][ T328] bridge0: port 2(bridge_slave_1) entered blocking state
[ 292.849872][ T328] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 292.857167][ T328] bridge0: port 1(bridge_slave_0) entered blocking state
[ 292.864178][ T328] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 292.884324][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 292.892028][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 292.899330][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 292.912756][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 292.921104][ T10] bridge0: port 1(bridge_slave_0) entered blocking state
[ 292.928168][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 292.937115][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 292.945243][ T10] bridge0: port 2(bridge_slave_1) entered blocking state
[ 292.952280][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 292.963707][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 292.983143][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 292.991495][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 293.003989][ T328] device veth0_vlan entered promiscuous mode
[ 293.010478][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 293.018543][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 293.026017][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 293.037167][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 293.046005][ T328] device veth1_macvtap entered promiscuous mode
[ 293.055883][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 293.065489][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 293.094577][ T328] syz-executor (328) used greatest stack depth: 21088 bytes left
2026/01/11 09:55:08 executed programs: 0
[ 293.600002][ T363] bridge0: port 1(bridge_slave_0) entered blocking state
[ 293.607653][ T363] bridge0: port 1(bridge_slave_0) entered disabled state
[ 293.615002][ T363] device bridge_slave_0 entered promiscuous mode
[ 293.622050][ T363] bridge0: port 2(bridge_slave_1) entered blocking state
[ 293.629130][ T363] bridge0: port 2(bridge_slave_1) entered disabled state
[ 293.636730][ T363] device bridge_slave_1 entered promiscuous mode
[ 293.715988][ T363] bridge0: port 2(bridge_slave_1) entered blocking state
[ 293.723061][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 293.730337][ T363] bridge0: port 1(bridge_slave_0) entered blocking state
[ 293.737373][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 293.758958][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 293.766904][ T318] bridge0: port 1(bridge_slave_0) entered disabled state
[ 293.774162][ T318] bridge0: port 2(bridge_slave_1) entered disabled state
[ 293.783121][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 293.791386][ T318] bridge0: port 1(bridge_slave_0) entered blocking state
[ 293.798446][ T318] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 293.807662][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 293.815826][ T318] bridge0: port 2(bridge_slave_1) entered blocking state
[ 293.823000][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 293.840126][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 293.849449][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 293.862421][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 293.874223][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 293.882283][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 293.889818][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 293.898000][ T363] device veth0_vlan entered promiscuous mode
[ 293.907285][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 293.919988][ T363] device veth1_macvtap entered promiscuous mode
[ 293.929309][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 293.939006][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 294.748061][ T45] device bridge_slave_1 left promiscuous mode
[ 294.754248][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 294.761946][ T45] device bridge_slave_0 left promiscuous mode
[ 294.768149][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 294.775852][ T45] device veth1_macvtap left promiscuous mode
[ 294.781886][ T45] device veth0_vlan left promiscuous mode
[ 309.017098][ T376] bridge0: port 1(bridge_slave_0) entered blocking state
[ 309.024153][ T376] bridge0: port 1(bridge_slave_0) entered disabled state
[ 309.031539][ T376] device bridge_slave_0 entered promiscuous mode
[ 309.038411][ T376] bridge0: port 2(bridge_slave_1) entered blocking state
[ 309.045424][ T376] bridge0: port 2(bridge_slave_1) entered disabled state
[ 309.052844][ T376] device bridge_slave_1 entered promiscuous mode
[ 309.098034][ T376] bridge0: port 2(bridge_slave_1) entered blocking state
[ 309.105085][ T376] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 309.112360][ T376] bridge0: port 1(bridge_slave_0) entered blocking state
[ 309.119391][ T376] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 309.138459][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 309.145683][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 309.153292][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 309.160714][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 309.169471][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 309.177651][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 309.184650][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 309.193231][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 309.201429][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 309.208467][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 309.222724][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 309.231860][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 309.247590][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 309.258807][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 309.266838][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 309.274209][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 309.282422][ T376] device veth0_vlan entered promiscuous mode
2026/01/11 09:55:24 executed programs: 3
[ 309.292237][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 309.301393][ T376] device veth1_macvtap entered promiscuous mode
[ 309.310818][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 309.320756][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 324.401689][ T389] bridge0: port 1(bridge_slave_0) entered blocking state
[ 324.408944][ T389] bridge0: port 1(bridge_slave_0) entered disabled state
[ 324.416483][ T389] device bridge_slave_0 entered promiscuous mode
[ 324.423220][ T389] bridge0: port 2(bridge_slave_1) entered blocking state
[ 324.430321][ T389] bridge0: port 2(bridge_slave_1) entered disabled state
[ 324.437744][ T389] device bridge_slave_1 entered promiscuous mode
[ 324.488187][ T389] bridge0: port 2(bridge_slave_1) entered blocking state
[ 324.495235][ T389] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 324.502539][ T389] bridge0: port 1(bridge_slave_0) entered blocking state
[ 324.509577][ T389] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 324.527169][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 324.534433][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 324.544617][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 324.552133][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 324.561003][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 324.569185][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 324.576184][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 324.584817][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 324.593080][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 324.600111][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 324.614120][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 324.623185][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 324.635672][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 324.646855][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 324.654997][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 324.662572][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 324.670992][ T389] device veth0_vlan entered promiscuous mode
2026/01/11 09:55:39 executed programs: 4
[ 324.683053][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 324.692064][ T389] device veth1_macvtap entered promiscuous mode
[ 324.701368][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 324.711259][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 434.586571][ T31] INFO: task syz.2.17:374 blocked for more than 122 seconds.
[ 434.594293][ T31] Not tainted syzkaller #0
[ 434.599283][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 434.609197][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 363 flags:0x00004000
[ 434.618531][ T31] Call Trace:
[ 434.621805][ T31]
[ 434.624718][ T31] __schedule+0xb6e/0x14c0
[ 434.629220][ T31] ? release_firmware_map_entry+0x190/0x190
[ 434.635107][ T31] ? __kasan_check_write+0x14/0x20
[ 434.640230][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 434.645247][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 434.650812][ T31] schedule+0x11e/0x1e0
[ 434.654959][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 434.660684][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 434.666612][ T31] ? dput+0x47/0x90
[ 434.670399][ T31] ? kasan_save_stack+0x49/0x60
[ 434.675222][ T31] ? kasan_save_stack+0x3a/0x60
[ 434.680070][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 434.685688][ T31] ? call_rcu+0x105/0xfe0
[ 434.690051][ T31] ? __fput+0x590/0x8b0
[ 434.694200][ T31] ? ____fput+0x15/0x20
[ 434.698357][ T31] ? task_work_run+0x121/0x190
[ 434.703110][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 434.709017][ T31] ? rwsem_write_trylock+0x130/0x300
[ 434.714301][ T31] ? clear_nonspinnable+0x60/0x60
[ 434.719331][ T31] ? perf_event_exit_event+0x520/0x520
[ 434.724777][ T31] ? mutex_unlock+0x89/0x220
[ 434.729499][ T31] down_write+0x29/0x30
[ 434.733792][ T31] exit_mmap+0x127/0x860
[ 434.738162][ T31] ? vm_brk+0x30/0x30
[ 434.742136][ T31] ? mutex_unlock+0x89/0x220
[ 434.746917][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 434.752118][ T31] __mmput+0x93/0x320
[ 434.756092][ T31] ? mmput+0x48/0x150
[ 434.760093][ T31] mmput+0x50/0x150
[ 434.763930][ T31] do_exit+0x9d2/0x27a0
[ 434.768240][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 434.774291][ T31] ? put_task_struct+0x90/0x90
[ 434.779063][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 434.784707][ T31] do_group_exit+0x141/0x310
[ 434.789313][ T31] __x64_sys_exit_group+0x3f/0x40
[ 434.794325][ T31] x64_sys_call+0x832/0x9a0
[ 434.798832][ T31] do_syscall_64+0x4c/0xa0
[ 434.803366][ T31] ? clear_bhb_loop+0x50/0xa0
[ 434.808169][ T31] ? clear_bhb_loop+0x50/0xa0
[ 434.812835][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 434.818765][ T31] RIP: 0033:0x7fccf5c69749
[ 434.823224][ T31] RSP: 002b:00007ffdda9ea5a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 434.831739][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccf5c69749
[ 434.839730][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 434.847739][ T31] RBP: 0000000000000003 R08: 00000005da9ea69f R09: 00007fccf5e8e280
[ 434.855719][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 434.863714][ T31] R13: 00007fccf5e8e280 R14: 0000000000000003 R15: 00007ffdda9ea660
[ 434.871717][ T31]
[ 434.874790][ T31] INFO: task syz.3.18:386 blocked for more than 123 seconds.
[ 434.882165][ T31] Not tainted syzkaller #0
[ 434.887112][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 434.895772][ T31] task:syz.3.18 state:D stack:25528 pid: 386 ppid: 376 flags:0x00004000
[ 434.905099][ T31] Call Trace:
[ 434.908481][ T31]
[ 434.911517][ T31] __schedule+0xb6e/0x14c0
[ 434.915915][ T31] ? release_firmware_map_entry+0x190/0x190
[ 434.921950][ T31] ? __kasan_check_write+0x14/0x20
[ 434.927082][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 434.932211][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 434.937883][ T31] schedule+0x11e/0x1e0
[ 434.942036][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 434.947779][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 434.953667][ T31] ? dput+0x47/0x90
[ 434.957505][ T31] ? kasan_save_stack+0x49/0x60
[ 434.962363][ T31] ? kasan_save_stack+0x3a/0x60
[ 434.967243][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 434.972965][ T31] ? call_rcu+0x105/0xfe0
[ 434.977337][ T31] ? __fput+0x590/0x8b0
[ 434.981486][ T31] ? ____fput+0x15/0x20
[ 434.985622][ T31] ? task_work_run+0x121/0x190
[ 434.990550][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 434.995920][ T31] ? rwsem_write_trylock+0x130/0x300
[ 435.001214][ T31] ? clear_nonspinnable+0x60/0x60
[ 435.006232][ T31] ? perf_event_exit_event+0x520/0x520
[ 435.011704][ T31] ? mutex_unlock+0x89/0x220
[ 435.016291][ T31] down_write+0x29/0x30
[ 435.020450][ T31] exit_mmap+0x127/0x860
[ 435.024683][ T31] ? vm_brk+0x30/0x30
[ 435.028676][ T31] ? mutex_unlock+0x89/0x220
[ 435.033271][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 435.038476][ T31] __mmput+0x93/0x320
[ 435.042451][ T31] ? mmput+0x48/0x150
[ 435.046438][ T31] mmput+0x50/0x150
[ 435.050241][ T31] do_exit+0x9d2/0x27a0
[ 435.054371][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 435.060440][ T31] ? put_task_struct+0x90/0x90
[ 435.065190][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 435.070829][ T31] do_group_exit+0x141/0x310
[ 435.075412][ T31] __x64_sys_exit_group+0x3f/0x40
[ 435.080443][ T31] x64_sys_call+0x832/0x9a0
[ 435.084965][ T31] do_syscall_64+0x4c/0xa0
[ 435.089391][ T31] ? clear_bhb_loop+0x50/0xa0
[ 435.094053][ T31] ? clear_bhb_loop+0x50/0xa0
[ 435.098731][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 435.104617][ T31] RIP: 0033:0x7fb194246749
[ 435.109049][ T31] RSP: 002b:00007fff3d4a11a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 435.117470][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb194246749
[ 435.125418][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 435.133406][ T31] RBP: 0000000000000003 R08: 000000053d4a129f R09: 00007fb19446b280
[ 435.141520][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 435.149516][ T31] R13: 00007fb19446b280 R14: 0000000000000003 R15: 00007fff3d4a1260
[ 435.157508][ T31]
[ 435.160576][ T31] NMI backtrace for cpu 1
[ 435.164926][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 435.172099][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 435.182136][ T31] Call Trace:
[ 435.185401][ T31]
[ 435.188315][ T31] __dump_stack+0x21/0x30
[ 435.192629][ T31] dump_stack_lvl+0xee/0x150
[ 435.197199][ T31] ? show_regs_print_info+0x20/0x20
[ 435.202391][ T31] dump_stack+0x15/0x20
[ 435.206534][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 435.211459][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 435.216991][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 435.223130][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 435.228052][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 435.234103][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 435.240149][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 435.246118][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 435.251987][ T31] watchdog+0xd64/0xea0
[ 435.256121][ T31] ? hungtask_pm_notify+0x50/0x50
[ 435.261119][ T31] ? __kasan_check_read+0x11/0x20
[ 435.266118][ T31] ? __kthread_parkme+0xac/0x200
[ 435.271026][ T31] ? preempt_count_add+0x90/0x1b0
[ 435.276024][ T31] kthread+0x411/0x500
[ 435.280064][ T31] ? hungtask_pm_notify+0x50/0x50
[ 435.285064][ T31] ? kthread_blkcg+0xd0/0xd0
[ 435.289632][ T31] ret_from_fork+0x1f/0x30
[ 435.294054][ T31]
[ 435.297130][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 435.302429][ C0] NMI backtrace for cpu 0 skipped: idling at default_idle+0xf/0x20
[ 455.706504][ T31] INFO: task syz.2.17:374 blocked for more than 144 seconds.
[ 455.713892][ T31] Not tainted syzkaller #0
[ 455.718854][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 455.727770][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 363 flags:0x00004000
[ 455.736994][ T31] Call Trace:
[ 455.740264][ T31]
[ 455.743173][ T31] __schedule+0xb6e/0x14c0
[ 455.747600][ T31] ? release_firmware_map_entry+0x190/0x190
[ 455.753490][ T31] ? __kasan_check_write+0x14/0x20
[ 455.758615][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 455.763630][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 455.769198][ T31] schedule+0x11e/0x1e0
[ 455.773344][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 455.779101][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 455.784997][ T31] ? dput+0x47/0x90
[ 455.788953][ T31] ? kasan_save_stack+0x49/0x60
[ 455.793801][ T31] ? kasan_save_stack+0x3a/0x60
[ 455.798677][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 455.804303][ T31] ? call_rcu+0x105/0xfe0
[ 455.808651][ T31] ? __fput+0x590/0x8b0
[ 455.812814][ T31] ? ____fput+0x15/0x20
[ 455.817110][ T31] ? task_work_run+0x121/0x190
[ 455.821870][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 455.827257][ T31] ? rwsem_write_trylock+0x130/0x300
[ 455.832624][ T31] ? clear_nonspinnable+0x60/0x60
[ 455.837677][ T31] ? perf_event_exit_event+0x520/0x520
[ 455.843126][ T31] ? mutex_unlock+0x89/0x220
[ 455.847902][ T31] down_write+0x29/0x30
[ 455.852045][ T31] exit_mmap+0x127/0x860
[ 455.856273][ T31] ? vm_brk+0x30/0x30
[ 455.860283][ T31] ? mutex_unlock+0x89/0x220
[ 455.864876][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 455.870084][ T31] __mmput+0x93/0x320
[ 455.874062][ T31] ? mmput+0x48/0x150
[ 455.878047][ T31] mmput+0x50/0x150
[ 455.881846][ T31] do_exit+0x9d2/0x27a0
[ 455.885978][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 455.892050][ T31] ? put_task_struct+0x90/0x90
[ 455.896828][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 455.902555][ T31] do_group_exit+0x141/0x310
[ 455.907173][ T31] __x64_sys_exit_group+0x3f/0x40
[ 455.912206][ T31] x64_sys_call+0x832/0x9a0
[ 455.916836][ T31] do_syscall_64+0x4c/0xa0
[ 455.921272][ T31] ? clear_bhb_loop+0x50/0xa0
[ 455.925930][ T31] ? clear_bhb_loop+0x50/0xa0
[ 455.930615][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 455.936517][ T31] RIP: 0033:0x7fccf5c69749
[ 455.940909][ T31] RSP: 002b:00007ffdda9ea5a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 455.949805][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccf5c69749
[ 455.957792][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 455.965830][ T31] RBP: 0000000000000003 R08: 00000005da9ea69f R09: 00007fccf5e8e280
[ 455.973905][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 455.981887][ T31] R13: 00007fccf5e8e280 R14: 0000000000000003 R15: 00007ffdda9ea660
[ 455.989869][ T31]
[ 455.992884][ T31] INFO: task syz.3.18:386 blocked for more than 144 seconds.
[ 456.000257][ T31] Not tainted syzkaller #0
[ 456.005186][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 456.013869][ T31] task:syz.3.18 state:D stack:25528 pid: 386 ppid: 376 flags:0x00004000
[ 456.023259][ T31] Call Trace:
[ 456.026579][ T31]
[ 456.029508][ T31] __schedule+0xb6e/0x14c0
[ 456.033920][ T31] ? release_firmware_map_entry+0x190/0x190
[ 456.039867][ T31] ? __kasan_check_write+0x14/0x20
[ 456.045083][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 456.050135][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 456.055687][ T31] schedule+0x11e/0x1e0
[ 456.059886][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 456.065606][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 456.071529][ T31] ? dput+0x47/0x90
[ 456.075332][ T31] ? kasan_save_stack+0x49/0x60
[ 456.080196][ T31] ? kasan_save_stack+0x3a/0x60
[ 456.085122][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 456.090785][ T31] ? call_rcu+0x105/0xfe0
[ 456.095107][ T31] ? __fput+0x590/0x8b0
[ 456.099290][ T31] ? ____fput+0x15/0x20
[ 456.103446][ T31] ? task_work_run+0x121/0x190
[ 456.108215][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 456.113591][ T31] ? rwsem_write_trylock+0x130/0x300
[ 456.118921][ T31] ? clear_nonspinnable+0x60/0x60
[ 456.123942][ T31] ? perf_event_exit_event+0x520/0x520
[ 456.129454][ T31] ? mutex_unlock+0x89/0x220
[ 456.134039][ T31] down_write+0x29/0x30
[ 456.138204][ T31] exit_mmap+0x127/0x860
[ 456.142477][ T31] ? vm_brk+0x30/0x30
[ 456.146494][ T31] ? mutex_unlock+0x89/0x220
[ 456.151081][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 456.156451][ T31] __mmput+0x93/0x320
[ 456.160448][ T31] ? mmput+0x48/0x150
[ 456.164425][ T31] mmput+0x50/0x150
[ 456.168259][ T31] do_exit+0x9d2/0x27a0
[ 456.172485][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 456.178570][ T31] ? put_task_struct+0x90/0x90
[ 456.183341][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 456.189000][ T31] do_group_exit+0x141/0x310
[ 456.193587][ T31] __x64_sys_exit_group+0x3f/0x40
[ 456.198669][ T31] x64_sys_call+0x832/0x9a0
[ 456.203211][ T31] do_syscall_64+0x4c/0xa0
[ 456.207652][ T31] ? clear_bhb_loop+0x50/0xa0
[ 456.212327][ T31] ? clear_bhb_loop+0x50/0xa0
[ 456.217111][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 456.223027][ T31] RIP: 0033:0x7fb194246749
[ 456.227483][ T31] RSP: 002b:00007fff3d4a11a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 456.235897][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb194246749
[ 456.243887][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 456.251877][ T31] RBP: 0000000000000003 R08: 000000053d4a129f R09: 00007fb19446b280
[ 456.259853][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 456.268323][ T31] R13: 00007fb19446b280 R14: 0000000000000003 R15: 00007fff3d4a1260
[ 456.276288][ T31]
[ 456.279342][ T31] INFO: task syz.4.19:399 blocked for more than 124 seconds.
[ 456.286726][ T31] Not tainted syzkaller #0
[ 456.291639][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 456.300307][ T31] task:syz.4.19 state:D stack:25528 pid: 399 ppid: 389 flags:0x00004000
[ 456.309534][ T31] Call Trace:
[ 456.312795][ T31]
[ 456.315703][ T31] __schedule+0xb6e/0x14c0
[ 456.320136][ T31] ? release_firmware_map_entry+0x190/0x190
[ 456.326022][ T31] ? __kasan_check_write+0x14/0x20
[ 456.331230][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 456.336251][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 456.341842][ T31] schedule+0x11e/0x1e0
[ 456.345980][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 456.351868][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 456.357794][ T31] ? dput+0x47/0x90
[ 456.361585][ T31] ? kasan_save_stack+0x49/0x60
[ 456.366443][ T31] ? kasan_save_stack+0x3a/0x60
[ 456.371282][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 456.376937][ T31] ? call_rcu+0x105/0xfe0
[ 456.381259][ T31] ? __fput+0x590/0x8b0
[ 456.385398][ T31] ? ____fput+0x15/0x20
[ 456.389562][ T31] ? task_work_run+0x121/0x190
[ 456.394318][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 456.399716][ T31] ? rwsem_write_trylock+0x130/0x300
[ 456.405003][ T31] ? clear_nonspinnable+0x60/0x60
[ 456.410074][ T31] ? perf_event_exit_event+0x520/0x520
[ 456.415538][ T31] ? mutex_unlock+0x89/0x220
[ 456.420147][ T31] down_write+0x29/0x30
[ 456.424311][ T31] exit_mmap+0x127/0x860
[ 456.428606][ T31] ? vm_brk+0x30/0x30
[ 456.432585][ T31] ? mutex_unlock+0x89/0x220
[ 456.437194][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 456.442390][ T31] __mmput+0x93/0x320
[ 456.446389][ T31] ? mmput+0x48/0x150
[ 456.450365][ T31] mmput+0x50/0x150
[ 456.454155][ T31] do_exit+0x9d2/0x27a0
[ 456.458336][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 456.464403][ T31] ? put_task_struct+0x90/0x90
[ 456.469184][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 456.474846][ T31] ? ____fput+0x15/0x20
[ 456.479063][ T31] do_group_exit+0x141/0x310
[ 456.483671][ T31] ? debug_smp_processor_id+0x17/0x20
[ 456.489073][ T31] __x64_sys_exit_group+0x3f/0x40
[ 456.494115][ T31] x64_sys_call+0x832/0x9a0
[ 456.498641][ T31] do_syscall_64+0x4c/0xa0
[ 456.503060][ T31] ? clear_bhb_loop+0x50/0xa0
[ 456.507785][ T31] ? clear_bhb_loop+0x50/0xa0
[ 456.512458][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 456.518389][ T31] RIP: 0033:0x7fd5f863b749
[ 456.522798][ T31] RSP: 002b:00007ffcdde1c4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 456.531233][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5f863b749
[ 456.539422][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 456.547417][ T31] RBP: 0000000000000003 R08: 00000005dde1c5bf R09: 00007fd5f8860280
[ 456.555401][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 456.563412][ T31] R13: 00007fd5f8860280 R14: 0000000000000003 R15: 00007ffcdde1c580
[ 456.571411][ T31]
[ 456.574415][ T31] NMI backtrace for cpu 0
[ 456.578712][ T31] CPU: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 456.585880][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 456.595911][ T31] Call Trace:
[ 456.599179][ T31]
[ 456.602103][ T31] __dump_stack+0x21/0x30
[ 456.606447][ T31] dump_stack_lvl+0xee/0x150
[ 456.611030][ T31] ? show_regs_print_info+0x20/0x20
[ 456.616326][ T31] dump_stack+0x15/0x20
[ 456.620538][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 456.625477][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 456.631011][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 456.637148][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 456.642056][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 456.648115][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 456.654181][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 456.660259][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 456.666134][ T31] watchdog+0xd64/0xea0
[ 456.670266][ T31] ? hungtask_pm_notify+0x50/0x50
[ 456.675273][ T31] ? __kasan_check_read+0x11/0x20
[ 456.680291][ T31] ? __kthread_parkme+0xac/0x200
[ 456.685306][ T31] ? preempt_count_add+0x90/0x1b0
[ 456.690784][ T31] kthread+0x411/0x500
[ 456.694847][ T31] ? hungtask_pm_notify+0x50/0x50
[ 456.699867][ T31] ? kthread_blkcg+0xd0/0xd0
[ 456.704447][ T31] ret_from_fork+0x1f/0x30
[ 456.709278][ T31]
[ 456.712349][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 456.717696][ C1] NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20
[ 476.826443][ T31] INFO: task syz.2.17:374 blocked for more than 165 seconds.
[ 476.833921][ T31] Not tainted syzkaller #0
[ 476.838901][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 476.847669][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 363 flags:0x00004000
[ 476.857106][ T31] Call Trace:
[ 476.860408][ T31]
[ 476.863327][ T31] __schedule+0xb6e/0x14c0
[ 476.867790][ T31] ? release_firmware_map_entry+0x190/0x190
[ 476.873694][ T31] ? __kasan_check_write+0x14/0x20
[ 476.878899][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 476.883922][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 476.889495][ T31] schedule+0x11e/0x1e0
[ 476.893644][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 476.899377][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 476.905277][ T31] ? dput+0x47/0x90
[ 476.909146][ T31] ? kasan_save_stack+0x49/0x60
[ 476.913991][ T31] ? kasan_save_stack+0x3a/0x60
[ 476.918852][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 476.924478][ T31] ? call_rcu+0x105/0xfe0
[ 476.928881][ T31] ? __fput+0x590/0x8b0
[ 476.933027][ T31] ? ____fput+0x15/0x20
[ 476.937194][ T31] ? task_work_run+0x121/0x190
[ 476.941971][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 476.947393][ T31] ? rwsem_write_trylock+0x130/0x300
[ 476.952672][ T31] ? clear_nonspinnable+0x60/0x60
[ 476.957714][ T31] ? perf_event_exit_event+0x520/0x520
[ 476.963174][ T31] ? mutex_unlock+0x89/0x220
[ 476.967785][ T31] down_write+0x29/0x30
[ 476.972038][ T31] exit_mmap+0x127/0x860
[ 476.976261][ T31] ? vm_brk+0x30/0x30
[ 476.980252][ T31] ? mutex_unlock+0x89/0x220
[ 476.984836][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 476.990049][ T31] __mmput+0x93/0x320
[ 476.994033][ T31] ? mmput+0x48/0x150
[ 476.998068][ T31] mmput+0x50/0x150
[ 477.001873][ T31] do_exit+0x9d2/0x27a0
[ 477.006011][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 477.012117][ T31] ? put_task_struct+0x90/0x90
[ 477.016915][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 477.022524][ T31] do_group_exit+0x141/0x310
[ 477.027114][ T31] __x64_sys_exit_group+0x3f/0x40
[ 477.032131][ T31] x64_sys_call+0x832/0x9a0
[ 477.036649][ T31] do_syscall_64+0x4c/0xa0
[ 477.041064][ T31] ? clear_bhb_loop+0x50/0xa0
[ 477.045725][ T31] ? clear_bhb_loop+0x50/0xa0
[ 477.050418][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 477.056346][ T31] RIP: 0033:0x7fccf5c69749
[ 477.060739][ T31] RSP: 002b:00007ffdda9ea5a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 477.069170][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccf5c69749
[ 477.077153][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 477.085103][ T31] RBP: 0000000000000003 R08: 00000005da9ea69f R09: 00007fccf5e8e280
[ 477.093082][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 477.101189][ T31] R13: 00007fccf5e8e280 R14: 0000000000000003 R15: 00007ffdda9ea660
[ 477.109301][ T31]
[ 477.112327][ T31] INFO: task syz.3.18:386 blocked for more than 165 seconds.
[ 477.119701][ T31] Not tainted syzkaller #0
[ 477.124620][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 477.133331][ T31] task:syz.3.18 state:D stack:25528 pid: 386 ppid: 376 flags:0x00004000
[ 477.142643][ T31] Call Trace:
[ 477.145987][ T31]
[ 477.148980][ T31] __schedule+0xb6e/0x14c0
[ 477.153420][ T31] ? release_firmware_map_entry+0x190/0x190
[ 477.159339][ T31] ? __kasan_check_write+0x14/0x20
[ 477.164441][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 477.169504][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 477.175053][ T31] schedule+0x11e/0x1e0
[ 477.179218][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 477.184930][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 477.190845][ T31] ? dput+0x47/0x90
[ 477.194650][ T31] ? kasan_save_stack+0x49/0x60
[ 477.199519][ T31] ? kasan_save_stack+0x3a/0x60
[ 477.204345][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 477.209974][ T31] ? call_rcu+0x105/0xfe0
[ 477.214296][ T31] ? __fput+0x590/0x8b0
[ 477.218479][ T31] ? ____fput+0x15/0x20
[ 477.222630][ T31] ? task_work_run+0x121/0x190
[ 477.227568][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 477.232940][ T31] ? rwsem_write_trylock+0x130/0x300
[ 477.238244][ T31] ? clear_nonspinnable+0x60/0x60
[ 477.243266][ T31] ? perf_event_exit_event+0x520/0x520
[ 477.248738][ T31] ? mutex_unlock+0x89/0x220
[ 477.253315][ T31] down_write+0x29/0x30
[ 477.257498][ T31] exit_mmap+0x127/0x860
[ 477.261752][ T31] ? vm_brk+0x30/0x30
[ 477.265723][ T31] ? mutex_unlock+0x89/0x220
[ 477.270333][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 477.275528][ T31] __mmput+0x93/0x320
[ 477.279637][ T31] ? mmput+0x48/0x150
[ 477.283624][ T31] mmput+0x50/0x150
[ 477.287672][ T31] do_exit+0x9d2/0x27a0
[ 477.291834][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 477.297928][ T31] ? put_task_struct+0x90/0x90
[ 477.302689][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 477.308331][ T31] do_group_exit+0x141/0x310
[ 477.312923][ T31] __x64_sys_exit_group+0x3f/0x40
[ 477.318039][ T31] x64_sys_call+0x832/0x9a0
[ 477.322569][ T31] do_syscall_64+0x4c/0xa0
[ 477.327030][ T31] ? clear_bhb_loop+0x50/0xa0
[ 477.331709][ T31] ? clear_bhb_loop+0x50/0xa0
[ 477.336405][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 477.342322][ T31] RIP: 0033:0x7fb194246749
[ 477.346748][ T31] RSP: 002b:00007fff3d4a11a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 477.355378][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb194246749
[ 477.363396][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 477.371389][ T31] RBP: 0000000000000003 R08: 000000053d4a129f R09: 00007fb19446b280
[ 477.379373][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 477.387358][ T31] R13: 00007fb19446b280 R14: 0000000000000003 R15: 00007fff3d4a1260
[ 477.395313][ T31]
[ 477.398338][ T31] INFO: task syz.4.19:399 blocked for more than 145 seconds.
[ 477.405690][ T31] Not tainted syzkaller #0
[ 477.410637][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 477.419340][ T31] task:syz.4.19 state:D stack:25528 pid: 399 ppid: 389 flags:0x00004000
[ 477.428563][ T31] Call Trace:
[ 477.431835][ T31]
[ 477.434759][ T31] __schedule+0xb6e/0x14c0
[ 477.439189][ T31] ? release_firmware_map_entry+0x190/0x190
[ 477.445077][ T31] ? __kasan_check_write+0x14/0x20
[ 477.450204][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 477.455223][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 477.460966][ T31] schedule+0x11e/0x1e0
[ 477.465223][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 477.470996][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 477.476912][ T31] ? dput+0x47/0x90
[ 477.480704][ T31] ? kasan_save_stack+0x49/0x60
[ 477.485531][ T31] ? kasan_save_stack+0x3a/0x60
[ 477.490398][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 477.496021][ T31] ? call_rcu+0x105/0xfe0
[ 477.500364][ T31] ? __fput+0x590/0x8b0
[ 477.504511][ T31] ? ____fput+0x15/0x20
[ 477.508849][ T31] ? task_work_run+0x121/0x190
[ 477.513604][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 477.518993][ T31] ? rwsem_write_trylock+0x130/0x300
[ 477.524274][ T31] ? clear_nonspinnable+0x60/0x60
[ 477.529310][ T31] ? perf_event_exit_event+0x520/0x520
[ 477.534761][ T31] ? mutex_unlock+0x89/0x220
[ 477.539370][ T31] down_write+0x29/0x30
[ 477.543514][ T31] exit_mmap+0x127/0x860
[ 477.547764][ T31] ? vm_brk+0x30/0x30
[ 477.551741][ T31] ? mutex_unlock+0x89/0x220
[ 477.556341][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 477.561535][ T31] __mmput+0x93/0x320
[ 477.565493][ T31] ? mmput+0x48/0x150
[ 477.569482][ T31] mmput+0x50/0x150
[ 477.573280][ T31] do_exit+0x9d2/0x27a0
[ 477.577443][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 477.583499][ T31] ? put_task_struct+0x90/0x90
[ 477.588270][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 477.593899][ T31] ? ____fput+0x15/0x20
[ 477.598104][ T31] do_group_exit+0x141/0x310
[ 477.602689][ T31] ? debug_smp_processor_id+0x17/0x20
[ 477.608072][ T31] __x64_sys_exit_group+0x3f/0x40
[ 477.613092][ T31] x64_sys_call+0x832/0x9a0
[ 477.617611][ T31] do_syscall_64+0x4c/0xa0
[ 477.622023][ T31] ? clear_bhb_loop+0x50/0xa0
[ 477.626871][ T31] ? clear_bhb_loop+0x50/0xa0
[ 477.631548][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 477.637487][ T31] RIP: 0033:0x7fd5f863b749
[ 477.641897][ T31] RSP: 002b:00007ffcdde1c4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 477.650317][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5f863b749
[ 477.658310][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 477.666261][ T31] RBP: 0000000000000003 R08: 00000005dde1c5bf R09: 00007fd5f8860280
[ 477.674233][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 477.682211][ T31] R13: 00007fd5f8860280 R14: 0000000000000003 R15: 00007ffcdde1c580
[ 477.690182][ T31]
[ 477.693192][ T31] NMI backtrace for cpu 1
[ 477.697488][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 477.704655][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 477.714682][ T31] Call Trace:
[ 477.717935][ T31]
[ 477.720930][ T31] __dump_stack+0x21/0x30
[ 477.725236][ T31] dump_stack_lvl+0xee/0x150
[ 477.729798][ T31] ? show_regs_print_info+0x20/0x20
[ 477.734975][ T31] dump_stack+0x15/0x20
[ 477.739125][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 477.744078][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 477.750711][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 477.756861][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 477.761776][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 477.767825][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 477.773904][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 477.779897][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 477.785773][ T31] watchdog+0xd64/0xea0
[ 477.789910][ T31] ? hungtask_pm_notify+0x50/0x50
[ 477.794914][ T31] ? __kasan_check_read+0x11/0x20
[ 477.799917][ T31] ? __kthread_parkme+0xac/0x200
[ 477.804840][ T31] ? preempt_count_add+0x90/0x1b0
[ 477.809846][ T31] kthread+0x411/0x500
[ 477.813893][ T31] ? hungtask_pm_notify+0x50/0x50
[ 477.818891][ T31] ? kthread_blkcg+0xd0/0xd0
[ 477.823453][ T31] ret_from_fork+0x1f/0x30
[ 477.827843][ T31]
[ 477.830917][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 477.836119][ C0] NMI backtrace for cpu 0
[ 477.836129][ C0] CPU: 0 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0
[ 477.836143][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 477.836200][ C0] Workqueue: events_unbound toggle_allocation_gate
[ 477.836222][ C0] RIP: 0010:x2apic_send_IPI+0x73/0xd0
[ 477.836241][ C0] Code: f0 48 c1 e8 03 42 0f b6 04 20 84 c0 75 40 41 0f b7 16 0f ae f0 0f ae e8 83 fb 02 b8 00 04 00 00 0f 45 c3 b9 30 08 00 00 0f 30 <66> 90 5b 41 5c 41 5e 41 5f 5d c3 89 fe 41 89 fe 48 c7 c7 60 07 6d
[ 477.836252][ C0] RSP: 0018:ffffc900002ef7d8 EFLAGS: 00000206
[ 477.836263][ C0] RAX: 00000000000000fb RBX: 00000000000000fb RCX: 0000000000000830
[ 477.836271][ C0] RDX: 0000000000000001 RSI: 00000000000000fb RDI: 0000000000000001
[ 477.836280][ C0] RBP: ffffc900002ef7f8 R08: dffffc0000000000 R09: ffffed103ee071d3
[ 477.836290][ C0] R10: ffffed103ee071d3 R11: 1ffff1103ee071d2 R12: dffffc0000000000
[ 477.836303][ C0] R13: ffff8881f7038e90 R14: ffff8881f7121158 R15: ffffffff85e65848
[ 477.836312][ C0] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 477.836322][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 477.836331][ C0] CR2: 00007f5fab9eb540 CR3: 000000000660f000 CR4: 00000000003506b0
[ 477.836344][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 477.836351][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 477.836360][ C0] Call Trace:
[ 477.836364][ C0]
[ 477.836370][ C0] native_send_call_func_single_ipi+0x5e/0x70
[ 477.836386][ C0] send_call_function_single_ipi+0xdd/0x180
[ 477.836402][ C0] smp_call_function_many_cond+0x6cb/0x9f0
[ 477.836419][ C0] ? text_poke_sync+0x30/0x30
[ 477.836432][ C0] ? smp_call_function_many+0x40/0x40
[ 477.836446][ C0] ? __kmalloc_track_caller+0x75/0x2c0
[ 477.836461][ C0] ? text_poke+0x20/0x20
[ 477.836472][ C0] ? text_poke_loc_init+0xd6/0x570
[ 477.836484][ C0] ? text_poke_sync+0x30/0x30
[ 477.836496][ C0] on_each_cpu_cond_mask+0x43/0x80
[ 477.836511][ C0] text_poke_bp_batch+0x3d4/0x5a0
[ 477.836524][ C0] ? __kmalloc_track_caller+0x75/0x2c0
[ 477.836539][ C0] ? text_poke_loc_init+0x570/0x570
[ 477.836551][ C0] ? __kasan_check_write+0x14/0x20
[ 477.836564][ C0] ? mutex_lock+0x95/0x1a0
[ 477.836577][ C0] ? wait_for_completion_killable_timeout+0x10/0x10
[ 477.836591][ C0] ? text_poke_queue+0xdf/0x180
[ 477.836605][ C0] text_poke_finish+0x1a/0x30
[ 477.836616][ C0] arch_jump_label_transform_apply+0x15/0x30
[ 477.836633][ C0] __jump_label_update+0x37c/0x3a0
[ 477.836647][ C0] jump_label_update+0x39b/0x450
[ 477.836662][ C0] static_key_enable_cpuslocked+0x126/0x240
[ 477.836678][ C0] static_key_enable+0x1a/0x30
[ 477.836692][ C0] toggle_allocation_gate+0xb4/0x410
[ 477.836706][ C0] ? kfence_debugfs_init+0x70/0x70
[ 477.836720][ C0] ? _raw_spin_unlock+0x4d/0x70
[ 477.836732][ C0] ? finish_task_switch+0x16b/0x780
[ 477.836743][ C0] ? __switch_to_asm+0x3a/0x60
[ 477.836755][ C0] ? __schedule+0xb76/0x14c0
[ 477.836767][ C0] process_one_work+0x6be/0xba0
[ 477.836784][ C0] worker_thread+0xa59/0x1200
[ 477.836796][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110
[ 477.836813][ C0] kthread+0x411/0x500
[ 477.836826][ C0] ? worker_clr_flags+0x190/0x190
[ 477.836840][ C0] ? kthread_blkcg+0xd0/0xd0
[ 477.836853][ C0] ret_from_fork+0x1f/0x30
[ 477.836867][ C0]
[ 497.946484][ T31] INFO: task syz.2.17:374 blocked for more than 186 seconds.
[ 497.953889][ T31] Not tainted syzkaller #0
[ 497.959012][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 497.967706][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 363 flags:0x00004000
[ 497.976925][ T31] Call Trace:
[ 497.980199][ T31]
[ 497.983121][ T31] __schedule+0xb6e/0x14c0
[ 497.987559][ T31] ? release_firmware_map_entry+0x190/0x190
[ 497.993454][ T31] ? __kasan_check_write+0x14/0x20
[ 497.998748][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 498.003783][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 498.009364][ T31] schedule+0x11e/0x1e0
[ 498.013515][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 498.019252][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 498.025142][ T31] ? dput+0x47/0x90
[ 498.028960][ T31] ? kasan_save_stack+0x49/0x60
[ 498.033808][ T31] ? kasan_save_stack+0x3a/0x60
[ 498.038783][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 498.044421][ T31] ? call_rcu+0x105/0xfe0
[ 498.048769][ T31] ? __fput+0x590/0x8b0
[ 498.052918][ T31] ? ____fput+0x15/0x20
[ 498.057121][ T31] ? task_work_run+0x121/0x190
[ 498.061877][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 498.067376][ T31] ? rwsem_write_trylock+0x130/0x300
[ 498.072664][ T31] ? clear_nonspinnable+0x60/0x60
[ 498.077701][ T31] ? perf_event_exit_event+0x520/0x520
[ 498.083149][ T31] ? mutex_unlock+0x89/0x220
[ 498.087762][ T31] down_write+0x29/0x30
[ 498.091908][ T31] exit_mmap+0x127/0x860
[ 498.096130][ T31] ? vm_brk+0x30/0x30
[ 498.100122][ T31] ? mutex_unlock+0x89/0x220
[ 498.104703][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 498.109917][ T31] __mmput+0x93/0x320
[ 498.113897][ T31] ? mmput+0x48/0x150
[ 498.117909][ T31] mmput+0x50/0x150
[ 498.121705][ T31] do_exit+0x9d2/0x27a0
[ 498.125835][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 498.131915][ T31] ? put_task_struct+0x90/0x90
[ 498.136691][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 498.142331][ T31] do_group_exit+0x141/0x310
[ 498.146927][ T31] __x64_sys_exit_group+0x3f/0x40
[ 498.151940][ T31] x64_sys_call+0x832/0x9a0
[ 498.156451][ T31] do_syscall_64+0x4c/0xa0
[ 498.160859][ T31] ? clear_bhb_loop+0x50/0xa0
[ 498.165507][ T31] ? clear_bhb_loop+0x50/0xa0
[ 498.170189][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 498.176071][ T31] RIP: 0033:0x7fccf5c69749
[ 498.180492][ T31] RSP: 002b:00007ffdda9ea5a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 498.188918][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccf5c69749
[ 498.196977][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 498.204936][ T31] RBP: 0000000000000003 R08: 00000005da9ea69f R09: 00007fccf5e8e280
[ 498.212912][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 498.220889][ T31] R13: 00007fccf5e8e280 R14: 0000000000000003 R15: 00007ffdda9ea660
[ 498.228862][ T31]
[ 498.231873][ T31] INFO: task syz.3.18:386 blocked for more than 186 seconds.
[ 498.239408][ T31] Not tainted syzkaller #0
[ 498.244444][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 498.253141][ T31] task:syz.3.18 state:D stack:25528 pid: 386 ppid: 376 flags:0x00004000
[ 498.262367][ T31] Call Trace:
[ 498.265628][ T31]
[ 498.268563][ T31] __schedule+0xb6e/0x14c0
[ 498.272978][ T31] ? release_firmware_map_entry+0x190/0x190
[ 498.278914][ T31] ? __kasan_check_write+0x14/0x20
[ 498.284036][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 498.289105][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 498.294656][ T31] schedule+0x11e/0x1e0
[ 498.298990][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 498.304728][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 498.310672][ T31] ? dput+0x47/0x90
[ 498.314483][ T31] ? kasan_save_stack+0x49/0x60
[ 498.319376][ T31] ? kasan_save_stack+0x3a/0x60
[ 498.324233][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 498.329885][ T31] ? call_rcu+0x105/0xfe0
[ 498.334209][ T31] ? __fput+0x590/0x8b0
[ 498.338378][ T31] ? ____fput+0x15/0x20
[ 498.342524][ T31] ? task_work_run+0x121/0x190
[ 498.347293][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 498.352661][ T31] ? rwsem_write_trylock+0x130/0x300
[ 498.358002][ T31] ? clear_nonspinnable+0x60/0x60
[ 498.363024][ T31] ? perf_event_exit_event+0x520/0x520
[ 498.368499][ T31] ? mutex_unlock+0x89/0x220
[ 498.373085][ T31] down_write+0x29/0x30
[ 498.377246][ T31] exit_mmap+0x127/0x860
[ 498.381483][ T31] ? vm_brk+0x30/0x30
[ 498.385443][ T31] ? mutex_unlock+0x89/0x220
[ 498.390041][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 498.395234][ T31] __mmput+0x93/0x320
[ 498.399222][ T31] ? mmput+0x48/0x150
[ 498.403212][ T31] mmput+0x50/0x150
[ 498.407033][ T31] do_exit+0x9d2/0x27a0
[ 498.411180][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 498.417251][ T31] ? put_task_struct+0x90/0x90
[ 498.422003][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 498.427650][ T31] do_group_exit+0x141/0x310
[ 498.432231][ T31] __x64_sys_exit_group+0x3f/0x40
[ 498.437269][ T31] x64_sys_call+0x832/0x9a0
[ 498.441757][ T31] do_syscall_64+0x4c/0xa0
[ 498.446158][ T31] ? clear_bhb_loop+0x50/0xa0
[ 498.450839][ T31] ? clear_bhb_loop+0x50/0xa0
[ 498.455526][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 498.461446][ T31] RIP: 0033:0x7fb194246749
[ 498.465865][ T31] RSP: 002b:00007fff3d4a11a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 498.474306][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb194246749
[ 498.482527][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 498.490525][ T31] RBP: 0000000000000003 R08: 000000053d4a129f R09: 00007fb19446b280
[ 498.498508][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 498.506529][ T31] R13: 00007fb19446b280 R14: 0000000000000003 R15: 00007fff3d4a1260
[ 498.514596][ T31]
[ 498.517823][ T31] NMI backtrace for cpu 1
[ 498.522141][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 498.529313][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 498.539474][ T31] Call Trace:
[ 498.542738][ T31]
[ 498.545649][ T31] __dump_stack+0x21/0x30
[ 498.549959][ T31] dump_stack_lvl+0xee/0x150
[ 498.554520][ T31] ? show_regs_print_info+0x20/0x20
[ 498.559692][ T31] dump_stack+0x15/0x20
[ 498.563825][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 498.568742][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 498.574275][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 498.580478][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 498.585408][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 498.591460][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 498.597501][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 498.603465][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 498.609332][ T31] watchdog+0xd64/0xea0
[ 498.613494][ T31] ? hungtask_pm_notify+0x50/0x50
[ 498.618526][ T31] ? __kasan_check_read+0x11/0x20
[ 498.623557][ T31] ? __kthread_parkme+0xac/0x200
[ 498.628564][ T31] ? preempt_count_add+0x90/0x1b0
[ 498.633563][ T31] kthread+0x411/0x500
[ 498.637610][ T31] ? hungtask_pm_notify+0x50/0x50
[ 498.642620][ T31] ? kthread_blkcg+0xd0/0xd0
[ 498.647200][ T31] ret_from_fork+0x1f/0x30
[ 498.651601][ T31]
[ 498.654670][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 498.659899][ C0] NMI backtrace for cpu 0 skipped: idling at default_idle+0xf/0x20