Warning: Permanently added '10.128.10.6' (ED25519) to the list of known hosts.
2025/10/12 10:51:57 parsed 1 programs
[ 420.589221][ T30] audit: type=1400 audit(1760266317.278:64): 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
[ 420.610358][ T30] audit: type=1400 audit(1760266317.278:65): 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
[ 421.565668][ T30] audit: type=1400 audit(1760266318.258:66): avc: denied { mounton } for pid=288 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
[ 421.567751][ T288] cgroup: Unknown subsys name 'net'
[ 421.588444][ T30] audit: type=1400 audit(1760266318.258:67): avc: denied { mount } for pid=288 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
[ 421.616188][ T30] audit: type=1400 audit(1760266318.288:68): avc: denied { unmount } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 421.616526][ T288] cgroup: Unknown subsys name 'devices'
[ 421.824941][ T288] cgroup: Unknown subsys name 'hugetlb'
[ 421.830714][ T288] cgroup: Unknown subsys name 'rlimit'
[ 421.980716][ T30] audit: type=1400 audit(1760266318.668:69): avc: denied { setattr } for pid=288 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
[ 422.004154][ T30] audit: type=1400 audit(1760266318.668:70): avc: denied { create } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 422.011560][ T291] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 422.024979][ T30] audit: type=1400 audit(1760266318.668:71): avc: denied { write } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 422.053762][ T30] audit: type=1400 audit(1760266318.668:72): avc: denied { read } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 422.074410][ T30] audit: type=1400 audit(1760266318.678:73): avc: denied { mounton } for pid=288 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
[ 422.103670][ T288] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 422.547465][ T294] request_module fs-gadgetfs succeeded, but still no fs?
[ 423.349332][ T346] bridge0: port 1(bridge_slave_0) entered blocking state
[ 423.356459][ T346] bridge0: port 1(bridge_slave_0) entered disabled state
[ 423.364081][ T346] device bridge_slave_0 entered promiscuous mode
[ 423.371008][ T346] bridge0: port 2(bridge_slave_1) entered blocking state
[ 423.378174][ T346] bridge0: port 2(bridge_slave_1) entered disabled state
[ 423.385753][ T346] device bridge_slave_1 entered promiscuous mode
[ 423.399133][ T342] syz-executor (342) used greatest stack depth: 21952 bytes left
[ 423.459423][ T346] bridge0: port 2(bridge_slave_1) entered blocking state
[ 423.466662][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 423.474026][ T346] bridge0: port 1(bridge_slave_0) entered blocking state
[ 423.481070][ T346] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 423.507872][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 423.515881][ T333] bridge0: port 1(bridge_slave_0) entered disabled state
[ 423.523351][ T333] bridge0: port 2(bridge_slave_1) entered disabled state
[ 423.540000][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 423.548255][ T333] bridge0: port 1(bridge_slave_0) entered blocking state
[ 423.555315][ T333] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 423.564124][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 423.572336][ T333] bridge0: port 2(bridge_slave_1) entered blocking state
[ 423.579406][ T333] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 423.599163][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 423.608745][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 423.622432][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 423.643533][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 423.651759][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 423.659495][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 423.667694][ T346] device veth0_vlan entered promiscuous mode
[ 423.678126][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 423.687216][ T346] device veth1_macvtap entered promiscuous mode
[ 423.702224][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 423.712631][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 423.754426][ T346] syz-executor (346) used greatest stack depth: 21120 bytes left
2025/10/12 10:52:00 executed programs: 0
[ 424.036589][ T364] bridge0: port 1(bridge_slave_0) entered blocking state
[ 424.043961][ T364] bridge0: port 1(bridge_slave_0) entered disabled state
[ 424.051615][ T364] device bridge_slave_0 entered promiscuous mode
[ 424.063986][ T364] bridge0: port 2(bridge_slave_1) entered blocking state
[ 424.071153][ T364] bridge0: port 2(bridge_slave_1) entered disabled state
[ 424.078895][ T364] device bridge_slave_1 entered promiscuous mode
[ 424.152192][ T364] bridge0: port 2(bridge_slave_1) entered blocking state
[ 424.159450][ T364] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 424.166761][ T364] bridge0: port 1(bridge_slave_0) entered blocking state
[ 424.173819][ T364] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 424.197640][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 424.205477][ T357] bridge0: port 1(bridge_slave_0) entered disabled state
[ 424.213203][ T357] bridge0: port 2(bridge_slave_1) entered disabled state
[ 424.227181][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 424.235426][ T357] bridge0: port 1(bridge_slave_0) entered blocking state
[ 424.242755][ T357] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 424.258736][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 424.266982][ T357] bridge0: port 2(bridge_slave_1) entered blocking state
[ 424.274163][ T357] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 424.286884][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 424.300902][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 424.315776][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 424.324265][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 424.345041][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 424.353093][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 424.361241][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 424.369173][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 424.377630][ T364] device veth0_vlan entered promiscuous mode
[ 424.394478][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 424.402920][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 424.412656][ T364] device veth1_macvtap entered promiscuous mode
[ 424.421776][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 424.433093][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 424.441360][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 424.459448][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 424.467912][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 424.504507][ T8] device bridge_slave_1 left promiscuous mode
[ 424.510738][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 424.518836][ T8] device bridge_slave_0 left promiscuous mode
[ 424.525247][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 424.533872][ T8] device veth1_macvtap left promiscuous mode
[ 424.539915][ T8] device veth0_vlan left promiscuous mode
[ 439.551057][ T377] bridge0: port 1(bridge_slave_0) entered blocking state
[ 439.558472][ T377] bridge0: port 1(bridge_slave_0) entered disabled state
[ 439.566210][ T377] device bridge_slave_0 entered promiscuous mode
[ 439.573367][ T377] bridge0: port 2(bridge_slave_1) entered blocking state
[ 439.580525][ T377] bridge0: port 2(bridge_slave_1) entered disabled state
[ 439.588248][ T377] device bridge_slave_1 entered promiscuous mode
[ 439.648048][ T377] bridge0: port 2(bridge_slave_1) entered blocking state
[ 439.655376][ T377] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 439.662728][ T377] bridge0: port 1(bridge_slave_0) entered blocking state
[ 439.669904][ T377] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 439.688688][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 439.696045][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 439.703653][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 439.711378][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 439.720793][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 439.729433][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 439.736604][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 439.745869][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 439.754209][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 439.761367][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 439.776760][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 439.786294][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 439.801130][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 439.816470][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 439.824797][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 439.832371][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 439.840843][ T377] device veth0_vlan entered promiscuous mode
2025/10/12 10:52:16 executed programs: 3
[ 439.851716][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 439.861268][ T377] device veth1_macvtap entered promiscuous mode
[ 439.871340][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 439.881904][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 564.542635][ T31] INFO: task syz.2.17:374 blocked for more than 122 seconds.
[ 564.550179][ T31] Not tainted syzkaller #0
[ 564.555330][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 564.564164][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 364 flags:0x00004000
[ 564.573462][ T31] Call Trace:
[ 564.576830][ T31]
[ 564.579794][ T31] __schedule+0xb6e/0x14c0
[ 564.584382][ T31] ? release_firmware_map_entry+0x190/0x190
[ 564.590445][ T31] ? __kasan_check_write+0x14/0x20
[ 564.595688][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 564.600784][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 564.606625][ T31] schedule+0x11e/0x1e0
[ 564.610992][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 564.616979][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 564.623047][ T31] ? dput+0x47/0x90
[ 564.626887][ T31] ? kasan_save_stack+0x49/0x60
[ 564.631740][ T31] ? kasan_save_stack+0x3a/0x60
[ 564.636644][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 564.642495][ T31] ? call_rcu+0x105/0xfe0
[ 564.647018][ T31] ? __fput+0x5d0/0x8b0
[ 564.651191][ T31] ? ____fput+0x15/0x20
[ 564.655380][ T31] ? task_work_run+0xa1/0x190
[ 564.660148][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 564.665612][ T31] ? rwsem_write_trylock+0x130/0x300
[ 564.671350][ T31] ? clear_nonspinnable+0x60/0x60
[ 564.676430][ T31] ? perf_event_exit_event+0x520/0x520
[ 564.681981][ T31] ? mutex_unlock+0x89/0x220
[ 564.686607][ T31] down_write+0x29/0x30
[ 564.690789][ T31] exit_mmap+0x127/0x860
[ 564.695131][ T31] ? vm_brk+0x30/0x30
[ 564.699131][ T31] ? mutex_unlock+0x89/0x220
[ 564.703863][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 564.709255][ T31] __mmput+0x93/0x320
[ 564.713539][ T31] ? mmput+0x48/0x150
[ 564.717675][ T31] mmput+0x50/0x150
[ 564.721597][ T31] do_exit+0x9d2/0x27a0
[ 564.725942][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 564.732080][ T31] ? put_task_struct+0x90/0x90
[ 564.736883][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 564.742564][ T31] ? ____fput+0x15/0x20
[ 564.746732][ T31] do_group_exit+0x141/0x310
[ 564.751321][ T31] ? debug_smp_processor_id+0x17/0x20
[ 564.756831][ T31] __x64_sys_exit_group+0x3f/0x40
[ 564.761955][ T31] x64_sys_call+0x832/0x9a0
[ 564.766763][ T31] do_syscall_64+0x4c/0xa0
[ 564.771318][ T31] ? clear_bhb_loop+0x50/0xa0
[ 564.776099][ T31] ? clear_bhb_loop+0x50/0xa0
[ 564.780920][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 564.786910][ T31] RIP: 0033:0x7f689104cec9
[ 564.791685][ T31] RSP: 002b:00007ffc52be3d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 564.800726][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f689104cec9
[ 564.808770][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 564.816987][ T31] RBP: 0000000000000003 R08: 0000000552be3e4f R09: 00007f689126f280
[ 564.825517][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 564.834201][ T31] R13: 00007f689126f280 R14: 0000000000000003 R15: 00007ffc52be3e10
[ 564.842836][ T31]
[ 564.846008][ T31] INFO: task syz.3.18:387 blocked for more than 123 seconds.
[ 564.853595][ T31] Not tainted syzkaller #0
[ 564.858573][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 564.867776][ T31] task:syz.3.18 state:D stack:25528 pid: 387 ppid: 377 flags:0x00004000
[ 564.877153][ T31] Call Trace:
[ 564.880469][ T31]
[ 564.883481][ T31] __schedule+0xb6e/0x14c0
[ 564.887936][ T31] ? release_firmware_map_entry+0x190/0x190
[ 564.893882][ T31] ? __kasan_check_write+0x14/0x20
[ 564.899076][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 564.904433][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 564.910451][ T31] schedule+0x11e/0x1e0
[ 564.914657][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 564.920489][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 564.926536][ T31] ? dput+0x47/0x90
[ 564.930367][ T31] ? kasan_save_stack+0x49/0x60
[ 564.935262][ T31] ? kasan_save_stack+0x3a/0x60
[ 564.940125][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 564.945946][ T31] ? call_rcu+0x105/0xfe0
[ 564.950315][ T31] ? __fput+0x5d0/0x8b0
[ 564.954507][ T31] ? ____fput+0x15/0x20
[ 564.958678][ T31] ? task_work_run+0xa1/0x190
[ 564.963526][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 564.969506][ T31] ? rwsem_write_trylock+0x130/0x300
[ 564.975022][ T31] ? clear_nonspinnable+0x60/0x60
[ 564.980107][ T31] ? perf_event_exit_event+0x520/0x520
[ 564.985932][ T31] ? mutex_unlock+0x89/0x220
[ 564.990618][ T31] down_write+0x29/0x30
[ 564.995110][ T31] exit_mmap+0x127/0x860
[ 564.999913][ T31] ? vm_brk+0x30/0x30
[ 565.004144][ T31] ? mutex_unlock+0x89/0x220
[ 565.008811][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 565.014137][ T31] __mmput+0x93/0x320
[ 565.018671][ T31] ? mmput+0x48/0x150
[ 565.022744][ T31] mmput+0x50/0x150
[ 565.026590][ T31] do_exit+0x9d2/0x27a0
[ 565.030850][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 565.037022][ T31] ? put_task_struct+0x90/0x90
[ 565.041944][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 565.047721][ T31] ? ____fput+0x15/0x20
[ 565.052338][ T31] do_group_exit+0x141/0x310
[ 565.056997][ T31] ? debug_smp_processor_id+0x17/0x20
[ 565.062396][ T31] __x64_sys_exit_group+0x3f/0x40
[ 565.067485][ T31] x64_sys_call+0x832/0x9a0
[ 565.072004][ T31] do_syscall_64+0x4c/0xa0
[ 565.076533][ T31] ? clear_bhb_loop+0x50/0xa0
[ 565.081233][ T31] ? clear_bhb_loop+0x50/0xa0
[ 565.085961][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 565.092088][ T31] RIP: 0033:0x7fc16e2a6ec9
[ 565.096571][ T31] RSP: 002b:00007ffd58d500e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 565.105027][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc16e2a6ec9
[ 565.113032][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 565.121018][ T31] RBP: 0000000000000003 R08: 0000000558d501df R09: 00007fc16e4c9280
[ 565.129025][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 565.137126][ T31] R13: 00007fc16e4c9280 R14: 0000000000000003 R15: 00007ffd58d501a0
[ 565.145207][ T31]
[ 565.148256][ T31] NMI backtrace for cpu 0
[ 565.152703][ T31] CPU: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 565.160027][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 565.170219][ T31] Call Trace:
[ 565.173507][ T31]
[ 565.176435][ T31] __dump_stack+0x21/0x30
[ 565.180788][ T31] dump_stack_lvl+0xee/0x150
[ 565.185653][ T31] ? show_regs_print_info+0x20/0x20
[ 565.190872][ T31] dump_stack+0x15/0x20
[ 565.195074][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 565.200174][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 565.205733][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 565.212066][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 565.217026][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 565.223198][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 565.229274][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 565.235584][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 565.241517][ T31] watchdog+0xd64/0xea0
[ 565.245759][ T31] ? hungtask_pm_notify+0x50/0x50
[ 565.250786][ T31] ? __kasan_check_read+0x11/0x20
[ 565.255811][ T31] ? __kthread_parkme+0xac/0x200
[ 565.260919][ T31] ? preempt_count_add+0x90/0x1b0
[ 565.266114][ T31] kthread+0x411/0x500
[ 565.270196][ T31] ? hungtask_pm_notify+0x50/0x50
[ 565.275229][ T31] ? kthread_blkcg+0xd0/0xd0
[ 565.279844][ T31] ret_from_fork+0x1f/0x30
[ 565.284302][ T31]
[ 565.287397][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 565.292682][ C1] NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20
[ 585.662574][ T31] INFO: task syz.2.17:374 blocked for more than 144 seconds.
[ 585.669968][ T31] Not tainted syzkaller #0
[ 585.675017][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 585.683714][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 364 flags:0x00004000
[ 585.692971][ T31] Call Trace:
[ 585.696262][ T31]
[ 585.699368][ T31] __schedule+0xb6e/0x14c0
[ 585.703826][ T31] ? release_firmware_map_entry+0x190/0x190
[ 585.709765][ T31] ? __kasan_check_write+0x14/0x20
[ 585.715256][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 585.720485][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 585.726294][ T31] schedule+0x11e/0x1e0
[ 585.730490][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 585.736288][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 585.742307][ T31] ? dput+0x47/0x90
[ 585.746300][ T31] ? kasan_save_stack+0x49/0x60
[ 585.751186][ T31] ? kasan_save_stack+0x3a/0x60
[ 585.756186][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 585.761986][ T31] ? call_rcu+0x105/0xfe0
[ 585.766390][ T31] ? __fput+0x5d0/0x8b0
[ 585.770700][ T31] ? ____fput+0x15/0x20
[ 585.775005][ T31] ? task_work_run+0xa1/0x190
[ 585.779795][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 585.785576][ T31] ? rwsem_write_trylock+0x130/0x300
[ 585.790895][ T31] ? clear_nonspinnable+0x60/0x60
[ 585.795975][ T31] ? perf_event_exit_event+0x520/0x520
[ 585.801455][ T31] ? mutex_unlock+0x89/0x220
[ 585.806117][ T31] down_write+0x29/0x30
[ 585.810293][ T31] exit_mmap+0x127/0x860
[ 585.814578][ T31] ? vm_brk+0x30/0x30
[ 585.818582][ T31] ? mutex_unlock+0x89/0x220
[ 585.823228][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 585.828454][ T31] __mmput+0x93/0x320
[ 585.832504][ T31] ? mmput+0x48/0x150
[ 585.836506][ T31] mmput+0x50/0x150
[ 585.840319][ T31] do_exit+0x9d2/0x27a0
[ 585.844522][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 585.850698][ T31] ? put_task_struct+0x90/0x90
[ 585.855627][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 585.861286][ T31] ? ____fput+0x15/0x20
[ 585.865490][ T31] do_group_exit+0x141/0x310
[ 585.870114][ T31] ? debug_smp_processor_id+0x17/0x20
[ 585.875744][ T31] __x64_sys_exit_group+0x3f/0x40
[ 585.880803][ T31] x64_sys_call+0x832/0x9a0
[ 585.885420][ T31] do_syscall_64+0x4c/0xa0
[ 585.889860][ T31] ? clear_bhb_loop+0x50/0xa0
[ 585.894594][ T31] ? clear_bhb_loop+0x50/0xa0
[ 585.899290][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 585.905233][ T31] RIP: 0033:0x7f689104cec9
[ 585.909660][ T31] RSP: 002b:00007ffc52be3d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 585.918208][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f689104cec9
[ 585.926324][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 585.934365][ T31] RBP: 0000000000000003 R08: 0000000552be3e4f R09: 00007f689126f280
[ 585.942535][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 585.950636][ T31] R13: 00007f689126f280 R14: 0000000000000003 R15: 00007ffc52be3e10
[ 585.958749][ T31]
[ 585.961798][ T31] INFO: task syz.3.18:387 blocked for more than 144 seconds.
[ 585.969315][ T31] Not tainted syzkaller #0
[ 585.974279][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 585.983045][ T31] task:syz.3.18 state:D stack:25528 pid: 387 ppid: 377 flags:0x00004000
[ 585.992270][ T31] Call Trace:
[ 585.995592][ T31]
[ 585.998531][ T31] __schedule+0xb6e/0x14c0
[ 586.002985][ T31] ? release_firmware_map_entry+0x190/0x190
[ 586.008896][ T31] ? __kasan_check_write+0x14/0x20
[ 586.014055][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 586.019279][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 586.024872][ T31] schedule+0x11e/0x1e0
[ 586.029055][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 586.034917][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 586.040844][ T31] ? dput+0x47/0x90
[ 586.044702][ T31] ? kasan_save_stack+0x49/0x60
[ 586.049568][ T31] ? kasan_save_stack+0x3a/0x60
[ 586.054449][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 586.060118][ T31] ? call_rcu+0x105/0xfe0
[ 586.064487][ T31] ? __fput+0x5d0/0x8b0
[ 586.068658][ T31] ? ____fput+0x15/0x20
[ 586.072858][ T31] ? task_work_run+0xa1/0x190
[ 586.077549][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 586.083060][ T31] ? rwsem_write_trylock+0x130/0x300
[ 586.088361][ T31] ? clear_nonspinnable+0x60/0x60
[ 586.093683][ T31] ? perf_event_exit_event+0x520/0x520
[ 586.099160][ T31] ? mutex_unlock+0x89/0x220
[ 586.103850][ T31] down_write+0x29/0x30
[ 586.108197][ T31] exit_mmap+0x127/0x860
[ 586.112492][ T31] ? vm_brk+0x30/0x30
[ 586.116554][ T31] ? mutex_unlock+0x89/0x220
[ 586.121157][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 586.126417][ T31] __mmput+0x93/0x320
[ 586.130415][ T31] ? mmput+0x48/0x150
[ 586.134523][ T31] mmput+0x50/0x150
[ 586.138346][ T31] do_exit+0x9d2/0x27a0
[ 586.142533][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 586.148615][ T31] ? put_task_struct+0x90/0x90
[ 586.153452][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 586.159153][ T31] ? ____fput+0x15/0x20
[ 586.163483][ T31] do_group_exit+0x141/0x310
[ 586.168090][ T31] ? debug_smp_processor_id+0x17/0x20
[ 586.173498][ T31] __x64_sys_exit_group+0x3f/0x40
[ 586.178546][ T31] x64_sys_call+0x832/0x9a0
[ 586.183087][ T31] do_syscall_64+0x4c/0xa0
[ 586.187539][ T31] ? clear_bhb_loop+0x50/0xa0
[ 586.192210][ T31] ? clear_bhb_loop+0x50/0xa0
[ 586.196952][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 586.202895][ T31] RIP: 0033:0x7fc16e2a6ec9
[ 586.207311][ T31] RSP: 002b:00007ffd58d500e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 586.215785][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc16e2a6ec9
[ 586.224022][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 586.232007][ T31] RBP: 0000000000000003 R08: 0000000558d501df R09: 00007fc16e4c9280
[ 586.240134][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 586.248155][ T31] R13: 00007fc16e4c9280 R14: 0000000000000003 R15: 00007ffd58d501a0
[ 586.256196][ T31]
[ 586.259236][ T31] NMI backtrace for cpu 0
[ 586.263715][ T31] CPU: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 586.270914][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 586.280969][ T31] Call Trace:
[ 586.284506][ T31]
[ 586.287443][ T31] __dump_stack+0x21/0x30
[ 586.291798][ T31] dump_stack_lvl+0xee/0x150
[ 586.296401][ T31] ? show_regs_print_info+0x20/0x20
[ 586.301622][ T31] dump_stack+0x15/0x20
[ 586.305794][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 586.310743][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 586.316388][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 586.322541][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 586.327482][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 586.333548][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 586.339615][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 586.345596][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 586.351574][ T31] watchdog+0xd64/0xea0
[ 586.355733][ T31] ? hungtask_pm_notify+0x50/0x50
[ 586.360758][ T31] ? __kasan_check_read+0x11/0x20
[ 586.365839][ T31] ? __kthread_parkme+0xac/0x200
[ 586.370790][ T31] ? preempt_count_add+0x90/0x1b0
[ 586.375826][ T31] kthread+0x411/0x500
[ 586.379899][ T31] ? hungtask_pm_notify+0x50/0x50
[ 586.385043][ T31] ? kthread_blkcg+0xd0/0xd0
[ 586.389641][ T31] ret_from_fork+0x1f/0x30
[ 586.394064][ T31]
[ 586.397184][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 586.402464][ C1] NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20
[ 606.782525][ T31] INFO: task syz.2.17:374 blocked for more than 165 seconds.
[ 606.790026][ T31] Not tainted syzkaller #0
[ 606.795024][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 606.803735][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 364 flags:0x00004000
[ 606.813215][ T31] Call Trace:
[ 606.816519][ T31]
[ 606.819463][ T31] __schedule+0xb6e/0x14c0
[ 606.823928][ T31] ? release_firmware_map_entry+0x190/0x190
[ 606.829846][ T31] ? __kasan_check_write+0x14/0x20
[ 606.835004][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 606.840061][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 606.845740][ T31] schedule+0x11e/0x1e0
[ 606.849923][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 606.855679][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 606.861586][ T31] ? dput+0x47/0x90
[ 606.865427][ T31] ? kasan_save_stack+0x49/0x60
[ 606.870389][ T31] ? kasan_save_stack+0x3a/0x60
[ 606.875266][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 606.880913][ T31] ? call_rcu+0x105/0xfe0
[ 606.885277][ T31] ? __fput+0x5d0/0x8b0
[ 606.889552][ T31] ? ____fput+0x15/0x20
[ 606.893775][ T31] ? task_work_run+0xa1/0x190
[ 606.898495][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 606.903936][ T31] ? rwsem_write_trylock+0x130/0x300
[ 606.909242][ T31] ? clear_nonspinnable+0x60/0x60
[ 606.914309][ T31] ? perf_event_exit_event+0x520/0x520
[ 606.919807][ T31] ? mutex_unlock+0x89/0x220
[ 606.924458][ T31] down_write+0x29/0x30
[ 606.928634][ T31] exit_mmap+0x127/0x860
[ 606.932937][ T31] ? vm_brk+0x30/0x30
[ 606.936945][ T31] ? mutex_unlock+0x89/0x220
[ 606.941625][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 606.946913][ T31] __mmput+0x93/0x320
[ 606.950917][ T31] ? mmput+0x48/0x150
[ 606.954983][ T31] mmput+0x50/0x150
[ 606.958927][ T31] do_exit+0x9d2/0x27a0
[ 606.963180][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 606.969275][ T31] ? put_task_struct+0x90/0x90
[ 606.974106][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 606.979760][ T31] ? ____fput+0x15/0x20
[ 606.983979][ T31] do_group_exit+0x141/0x310
[ 606.988603][ T31] ? debug_smp_processor_id+0x17/0x20
[ 606.994015][ T31] __x64_sys_exit_group+0x3f/0x40
[ 606.999059][ T31] x64_sys_call+0x832/0x9a0
[ 607.003623][ T31] do_syscall_64+0x4c/0xa0
[ 607.008163][ T31] ? clear_bhb_loop+0x50/0xa0
[ 607.012903][ T31] ? clear_bhb_loop+0x50/0xa0
[ 607.017613][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 607.023564][ T31] RIP: 0033:0x7f689104cec9
[ 607.027991][ T31] RSP: 002b:00007ffc52be3d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 607.036451][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f689104cec9
[ 607.044498][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 607.052502][ T31] RBP: 0000000000000003 R08: 0000000552be3e4f R09: 00007f689126f280
[ 607.060592][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 607.068593][ T31] R13: 00007f689126f280 R14: 0000000000000003 R15: 00007ffc52be3e10
[ 607.076738][ T31]
[ 607.080006][ T31] INFO: task syz.3.18:387 blocked for more than 165 seconds.
[ 607.087452][ T31] Not tainted syzkaller #0
[ 607.092510][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 607.101173][ T31] task:syz.3.18 state:D stack:25528 pid: 387 ppid: 377 flags:0x00004000
[ 607.110514][ T31] Call Trace:
[ 607.113833][ T31]
[ 607.116772][ T31] __schedule+0xb6e/0x14c0
[ 607.121187][ T31] ? release_firmware_map_entry+0x190/0x190
[ 607.127117][ T31] ? __kasan_check_write+0x14/0x20
[ 607.132251][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 607.137504][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 607.143256][ T31] schedule+0x11e/0x1e0
[ 607.147454][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 607.153247][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 607.159258][ T31] ? dput+0x47/0x90
[ 607.163120][ T31] ? kasan_save_stack+0x49/0x60
[ 607.168038][ T31] ? kasan_save_stack+0x3a/0x60
[ 607.173044][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 607.178705][ T31] ? call_rcu+0x105/0xfe0
[ 607.183140][ T31] ? __fput+0x5d0/0x8b0
[ 607.187492][ T31] ? ____fput+0x15/0x20
[ 607.191654][ T31] ? task_work_run+0xa1/0x190
[ 607.196395][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 607.201798][ T31] ? rwsem_write_trylock+0x130/0x300
[ 607.207140][ T31] ? clear_nonspinnable+0x60/0x60
[ 607.212184][ T31] ? perf_event_exit_event+0x520/0x520
[ 607.217776][ T31] ? mutex_unlock+0x89/0x220
[ 607.222444][ T31] down_write+0x29/0x30
[ 607.226612][ T31] exit_mmap+0x127/0x860
[ 607.230870][ T31] ? vm_brk+0x30/0x30
[ 607.234919][ T31] ? mutex_unlock+0x89/0x220
[ 607.239543][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 607.244792][ T31] __mmput+0x93/0x320
[ 607.248797][ T31] ? mmput+0x48/0x150
[ 607.252846][ T31] mmput+0x50/0x150
[ 607.256676][ T31] do_exit+0x9d2/0x27a0
[ 607.260841][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 607.266956][ T31] ? put_task_struct+0x90/0x90
[ 607.271738][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 607.277449][ T31] ? ____fput+0x15/0x20
[ 607.281625][ T31] do_group_exit+0x141/0x310
[ 607.286252][ T31] ? debug_smp_processor_id+0x17/0x20
[ 607.291641][ T31] __x64_sys_exit_group+0x3f/0x40
[ 607.296701][ T31] x64_sys_call+0x832/0x9a0
[ 607.301226][ T31] do_syscall_64+0x4c/0xa0
[ 607.305724][ T31] ? clear_bhb_loop+0x50/0xa0
[ 607.310425][ T31] ? clear_bhb_loop+0x50/0xa0
[ 607.315246][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 607.321182][ T31] RIP: 0033:0x7fc16e2a6ec9
[ 607.325783][ T31] RSP: 002b:00007ffd58d500e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 607.334259][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc16e2a6ec9
[ 607.342243][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 607.350326][ T31] RBP: 0000000000000003 R08: 0000000558d501df R09: 00007fc16e4c9280
[ 607.358348][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 607.366355][ T31] R13: 00007fc16e4c9280 R14: 0000000000000003 R15: 00007ffd58d501a0
[ 607.374547][ T31]
[ 607.377606][ T31] NMI backtrace for cpu 0
[ 607.382020][ T31] CPU: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 607.389292][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 607.399488][ T31] Call Trace:
[ 607.402768][ T31]
[ 607.405703][ T31] __dump_stack+0x21/0x30
[ 607.410265][ T31] dump_stack_lvl+0xee/0x150
[ 607.414868][ T31] ? show_regs_print_info+0x20/0x20
[ 607.420070][ T31] dump_stack+0x15/0x20
[ 607.424223][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 607.429178][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 607.434719][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 607.440923][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 607.445900][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 607.451979][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 607.458055][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 607.464036][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 607.469927][ T31] watchdog+0xd64/0xea0
[ 607.474081][ T31] ? hungtask_pm_notify+0x50/0x50
[ 607.479108][ T31] ? __kasan_check_read+0x11/0x20
[ 607.484258][ T31] ? __kthread_parkme+0xac/0x200
[ 607.489190][ T31] ? preempt_count_add+0x90/0x1b0
[ 607.494381][ T31] kthread+0x411/0x500
[ 607.498448][ T31] ? hungtask_pm_notify+0x50/0x50
[ 607.503489][ T31] ? kthread_blkcg+0xd0/0xd0
[ 607.508087][ T31] ret_from_fork+0x1f/0x30
[ 607.512512][ T31]
[ 607.515641][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 607.520878][ C1] NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20
[ 627.902568][ T31] INFO: task syz.2.17:374 blocked for more than 186 seconds.
[ 627.909989][ T31] Not tainted syzkaller #0
[ 627.915111][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 627.923837][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 364 flags:0x00004000
[ 627.933426][ T31] Call Trace:
[ 627.936799][ T31]
[ 627.939816][ T31] __schedule+0xb6e/0x14c0
[ 627.944382][ T31] ? release_firmware_map_entry+0x190/0x190
[ 627.950300][ T31] ? __kasan_check_write+0x14/0x20
[ 627.955451][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 627.960495][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 627.966089][ T31] schedule+0x11e/0x1e0
[ 627.970260][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 627.976104][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 627.982010][ T31] ? dput+0x47/0x90
[ 627.985891][ T31] ? kasan_save_stack+0x49/0x60
[ 627.990764][ T31] ? kasan_save_stack+0x3a/0x60
[ 627.995658][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 628.001321][ T31] ? call_rcu+0x105/0xfe0
[ 628.005924][ T31] ? __fput+0x5d0/0x8b0
[ 628.010107][ T31] ? ____fput+0x15/0x20
[ 628.014310][ T31] ? task_work_run+0xa1/0x190
[ 628.019030][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 628.024537][ T31] ? rwsem_write_trylock+0x130/0x300
[ 628.029885][ T31] ? clear_nonspinnable+0x60/0x60
[ 628.035124][ T31] ? perf_event_exit_event+0x520/0x520
[ 628.040597][ T31] ? mutex_unlock+0x89/0x220
[ 628.045243][ T31] down_write+0x29/0x30
[ 628.049416][ T31] exit_mmap+0x127/0x860
[ 628.053698][ T31] ? vm_brk+0x30/0x30
[ 628.057733][ T31] ? mutex_unlock+0x89/0x220
[ 628.062352][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 628.067610][ T31] __mmput+0x93/0x320
[ 628.071635][ T31] ? mmput+0x48/0x150
[ 628.075917][ T31] mmput+0x50/0x150
[ 628.079741][ T31] do_exit+0x9d2/0x27a0
[ 628.084043][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 628.090304][ T31] ? put_task_struct+0x90/0x90
[ 628.095105][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 628.100759][ T31] ? ____fput+0x15/0x20
[ 628.104981][ T31] do_group_exit+0x141/0x310
[ 628.109595][ T31] ? debug_smp_processor_id+0x17/0x20
[ 628.115035][ T31] __x64_sys_exit_group+0x3f/0x40
[ 628.120085][ T31] x64_sys_call+0x832/0x9a0
[ 628.124638][ T31] do_syscall_64+0x4c/0xa0
[ 628.129174][ T31] ? clear_bhb_loop+0x50/0xa0
[ 628.133920][ T31] ? clear_bhb_loop+0x50/0xa0
[ 628.138750][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 628.144731][ T31] RIP: 0033:0x7f689104cec9
[ 628.149163][ T31] RSP: 002b:00007ffc52be3d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 628.157666][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f689104cec9
[ 628.165755][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 628.173796][ T31] RBP: 0000000000000003 R08: 0000000552be3e4f R09: 00007f689126f280
[ 628.181884][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 628.190004][ T31] R13: 00007f689126f280 R14: 0000000000000003 R15: 00007ffc52be3e10
[ 628.198044][ T31]
[ 628.201088][ T31] INFO: task syz.3.18:387 blocked for more than 186 seconds.
[ 628.208630][ T31] Not tainted syzkaller #0
[ 628.213763][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 628.222633][ T31] task:syz.3.18 state:D stack:25528 pid: 387 ppid: 377 flags:0x00004000
[ 628.231955][ T31] Call Trace:
[ 628.235281][ T31]
[ 628.238227][ T31] __schedule+0xb6e/0x14c0
[ 628.242692][ T31] ? release_firmware_map_entry+0x190/0x190
[ 628.248658][ T31] ? __kasan_check_write+0x14/0x20
[ 628.253960][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 628.259012][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 628.264603][ T31] schedule+0x11e/0x1e0
[ 628.268778][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 628.274534][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 628.280425][ T31] ? dput+0x47/0x90
[ 628.284287][ T31] ? kasan_save_stack+0x49/0x60
[ 628.289295][ T31] ? kasan_save_stack+0x3a/0x60
[ 628.294207][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 628.299963][ T31] ? call_rcu+0x105/0xfe0
[ 628.304361][ T31] ? __fput+0x5d0/0x8b0
[ 628.308575][ T31] ? ____fput+0x15/0x20
[ 628.312807][ T31] ? task_work_run+0xa1/0x190
[ 628.317536][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 628.322951][ T31] ? rwsem_write_trylock+0x130/0x300
[ 628.328255][ T31] ? clear_nonspinnable+0x60/0x60
[ 628.333314][ T31] ? perf_event_exit_event+0x520/0x520
[ 628.338785][ T31] ? mutex_unlock+0x89/0x220
[ 628.343407][ T31] down_write+0x29/0x30
[ 628.347577][ T31] exit_mmap+0x127/0x860
[ 628.351831][ T31] ? vm_brk+0x30/0x30
[ 628.355854][ T31] ? mutex_unlock+0x89/0x220
[ 628.360461][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 628.365786][ T31] __mmput+0x93/0x320
[ 628.369791][ T31] ? mmput+0x48/0x150
[ 628.373857][ T31] mmput+0x50/0x150
[ 628.377783][ T31] do_exit+0x9d2/0x27a0
[ 628.382366][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 628.388535][ T31] ? put_task_struct+0x90/0x90
[ 628.393361][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 628.399011][ T31] ? ____fput+0x15/0x20
[ 628.403202][ T31] do_group_exit+0x141/0x310
[ 628.407860][ T31] ? debug_smp_processor_id+0x17/0x20
[ 628.413276][ T31] __x64_sys_exit_group+0x3f/0x40
[ 628.418320][ T31] x64_sys_call+0x832/0x9a0
[ 628.422857][ T31] do_syscall_64+0x4c/0xa0
[ 628.427307][ T31] ? clear_bhb_loop+0x50/0xa0
[ 628.432147][ T31] ? clear_bhb_loop+0x50/0xa0
[ 628.437019][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 628.443008][ T31] RIP: 0033:0x7fc16e2a6ec9
[ 628.447461][ T31] RSP: 002b:00007ffd58d500e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 628.455914][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc16e2a6ec9
[ 628.463935][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 628.471905][ T31] RBP: 0000000000000003 R08: 0000000558d501df R09: 00007fc16e4c9280
[ 628.479925][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 628.488095][ T31] R13: 00007fc16e4c9280 R14: 0000000000000003 R15: 00007ffd58d501a0
[ 628.496196][ T31]
[ 628.499243][ T31] NMI backtrace for cpu 1
[ 628.503724][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 628.510923][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 628.520982][ T31] Call Trace:
[ 628.524259][ T31]
[ 628.527183][ T31] __dump_stack+0x21/0x30
[ 628.531510][ T31] dump_stack_lvl+0xee/0x150
[ 628.536092][ T31] ? show_regs_print_info+0x20/0x20
[ 628.541305][ T31] dump_stack+0x15/0x20
[ 628.545467][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 628.550412][ T31] ? sched_show_task+0x37a/0x540
[ 628.555414][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 628.561570][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 628.567650][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 628.573728][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 628.579825][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 628.585736][ T31] watchdog+0xd64/0xea0
[ 628.589892][ T31] ? hungtask_pm_notify+0x50/0x50
[ 628.594908][ T31] ? __kasan_check_read+0x11/0x20
[ 628.599923][ T31] ? __kthread_parkme+0xac/0x200
[ 628.604870][ T31] ? preempt_count_add+0x90/0x1b0
[ 628.609895][ T31] kthread+0x411/0x500
[ 628.613988][ T31] ? hungtask_pm_notify+0x50/0x50
[ 628.619018][ T31] ? kthread_blkcg+0xd0/0xd0
[ 628.623602][ T31] ret_from_fork+0x1f/0x30
[ 628.628104][ T31]
[ 628.631218][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 628.636549][ C0] NMI backtrace for cpu 0 skipped: idling at default_idle+0xf/0x20
[ 649.022604][ T31] INFO: task syz.2.17:374 blocked for more than 207 seconds.
[ 649.030467][ T31] Not tainted syzkaller #0
[ 649.035580][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 649.044377][ T31] task:syz.2.17 state:D stack:25824 pid: 374 ppid: 364 flags:0x00004000
[ 649.053909][ T31] Call Trace:
[ 649.057218][ T31]
[ 649.060178][ T31] __schedule+0xb6e/0x14c0
[ 649.064666][ T31] ? release_firmware_map_entry+0x190/0x190
[ 649.070665][ T31] ? __kasan_check_write+0x14/0x20
[ 649.075824][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 649.080881][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 649.086465][ T31] schedule+0x11e/0x1e0
[ 649.090633][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 649.096732][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 649.104788][ T31] ? dput+0x47/0x90
[ 649.108603][ T31] ? kasan_save_stack+0x49/0x60
[ 649.113506][ T31] ? kasan_save_stack+0x3a/0x60
[ 649.118373][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 649.124064][ T31] ? call_rcu+0x105/0xfe0
[ 649.128407][ T31] ? __fput+0x5d0/0x8b0
[ 649.132589][ T31] ? ____fput+0x15/0x20
[ 649.136771][ T31] ? task_work_run+0xa1/0x190
[ 649.141445][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 649.146854][ T31] ? rwsem_write_trylock+0x130/0x300
[ 649.152159][ T31] ? clear_nonspinnable+0x60/0x60
[ 649.157305][ T31] ? perf_event_exit_event+0x520/0x520
[ 649.162907][ T31] ? mutex_unlock+0x89/0x220
[ 649.167507][ T31] down_write+0x29/0x30
[ 649.171744][ T31] exit_mmap+0x127/0x860
[ 649.176017][ T31] ? vm_brk+0x30/0x30
[ 649.180021][ T31] ? mutex_unlock+0x89/0x220
[ 649.184657][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 649.189879][ T31] __mmput+0x93/0x320
[ 649.194123][ T31] ? mmput+0x48/0x150
[ 649.198423][ T31] mmput+0x50/0x150
[ 649.202252][ T31] do_exit+0x9d2/0x27a0
[ 649.206442][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 649.212717][ T31] ? put_task_struct+0x90/0x90
[ 649.217566][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 649.223220][ T31] ? ____fput+0x15/0x20
[ 649.227389][ T31] do_group_exit+0x141/0x310
[ 649.231985][ T31] ? debug_smp_processor_id+0x17/0x20
[ 649.237411][ T31] __x64_sys_exit_group+0x3f/0x40
[ 649.242470][ T31] x64_sys_call+0x832/0x9a0
[ 649.246974][ T31] do_syscall_64+0x4c/0xa0
[ 649.251389][ T31] ? clear_bhb_loop+0x50/0xa0
[ 649.256208][ T31] ? clear_bhb_loop+0x50/0xa0
[ 649.260898][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 649.266965][ T31] RIP: 0033:0x7f689104cec9
[ 649.271587][ T31] RSP: 002b:00007ffc52be3d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 649.280141][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f689104cec9
[ 649.288203][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 649.296233][ T31] RBP: 0000000000000003 R08: 0000000552be3e4f R09: 00007f689126f280
[ 649.304339][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 649.312310][ T31] R13: 00007f689126f280 R14: 0000000000000003 R15: 00007ffc52be3e10
[ 649.320333][ T31]
[ 649.323398][ T31] INFO: task syz.3.18:387 blocked for more than 207 seconds.
[ 649.331123][ T31] Not tainted syzkaller #0
[ 649.336116][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 649.344808][ T31] task:syz.3.18 state:D stack:25528 pid: 387 ppid: 377 flags:0x00004000
[ 649.354049][ T31] Call Trace:
[ 649.357356][ T31]
[ 649.360285][ T31] __schedule+0xb6e/0x14c0
[ 649.364750][ T31] ? release_firmware_map_entry+0x190/0x190
[ 649.370664][ T31] ? __kasan_check_write+0x14/0x20
[ 649.375864][ T31] ? _raw_spin_lock_irq+0x8f/0xe0
[ 649.380913][ T31] ? _raw_spin_lock_irqsave+0x110/0x110
[ 649.386617][ T31] schedule+0x11e/0x1e0
[ 649.390812][ T31] rwsem_down_write_slowpath+0xae5/0x1930
[ 649.396606][ T31] ? rwsem_down_read_slowpath+0x1230/0x1230
[ 649.402558][ T31] ? dput+0x47/0x90
[ 649.406384][ T31] ? kasan_save_stack+0x49/0x60
[ 649.411421][ T31] ? kasan_save_stack+0x3a/0x60
[ 649.416300][ T31] ? __kasan_record_aux_stack+0xd2/0x100
[ 649.421959][ T31] ? call_rcu+0x105/0xfe0
[ 649.426329][ T31] ? __fput+0x5d0/0x8b0
[ 649.430505][ T31] ? ____fput+0x15/0x20
[ 649.434690][ T31] ? task_work_run+0xa1/0x190
[ 649.439379][ T31] ? exit_to_user_mode_loop+0xd0/0xe0
[ 649.444806][ T31] ? rwsem_write_trylock+0x130/0x300
[ 649.450111][ T31] ? clear_nonspinnable+0x60/0x60
[ 649.455170][ T31] ? perf_event_exit_event+0x520/0x520
[ 649.460648][ T31] ? mutex_unlock+0x89/0x220
[ 649.465451][ T31] down_write+0x29/0x30
[ 649.469711][ T31] exit_mmap+0x127/0x860
[ 649.474079][ T31] ? vm_brk+0x30/0x30
[ 649.478084][ T31] ? mutex_unlock+0x89/0x220
[ 649.482707][ T31] ? uprobe_clear_state+0x2c1/0x320
[ 649.487930][ T31] __mmput+0x93/0x320
[ 649.491956][ T31] ? mmput+0x48/0x150
[ 649.496154][ T31] mmput+0x50/0x150
[ 649.500043][ T31] do_exit+0x9d2/0x27a0
[ 649.504261][ T31] ? blkcg_maybe_throttle_current+0x1df/0x9e0
[ 649.510355][ T31] ? put_task_struct+0x90/0x90
[ 649.515160][ T31] ? __blkcg_punt_bio_submit+0x170/0x170
[ 649.520812][ T31] ? ____fput+0x15/0x20
[ 649.525011][ T31] do_group_exit+0x141/0x310
[ 649.529707][ T31] ? debug_smp_processor_id+0x17/0x20
[ 649.535206][ T31] __x64_sys_exit_group+0x3f/0x40
[ 649.540268][ T31] x64_sys_call+0x832/0x9a0
[ 649.544930][ T31] do_syscall_64+0x4c/0xa0
[ 649.549434][ T31] ? clear_bhb_loop+0x50/0xa0
[ 649.554186][ T31] ? clear_bhb_loop+0x50/0xa0
[ 649.558896][ T31] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 649.564847][ T31] RIP: 0033:0x7fc16e2a6ec9
[ 649.569279][ T31] RSP: 002b:00007ffd58d500e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 649.577831][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc16e2a6ec9
[ 649.586032][ T31] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
[ 649.594271][ T31] RBP: 0000000000000003 R08: 0000000558d501df R09: 00007fc16e4c9280
[ 649.602494][ T31] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
[ 649.610472][ T31] R13: 00007fc16e4c9280 R14: 0000000000000003 R15: 00007ffd58d501a0
[ 649.618497][ T31]
[ 649.621532][ T31] NMI backtrace for cpu 0
[ 649.625853][ T31] CPU: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 649.633049][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 649.643207][ T31] Call Trace:
[ 649.646508][ T31]
[ 649.649449][ T31] __dump_stack+0x21/0x30
[ 649.653781][ T31] dump_stack_lvl+0xee/0x150
[ 649.658367][ T31] ? show_regs_print_info+0x20/0x20
[ 649.663561][ T31] dump_stack+0x15/0x20
[ 649.667796][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 649.672730][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 649.678516][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 649.684683][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 649.689636][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 649.695723][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 649.701946][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 649.708005][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 649.713913][ T31] watchdog+0xd64/0xea0
[ 649.718101][ T31] ? hungtask_pm_notify+0x50/0x50
[ 649.723133][ T31] ? __kasan_check_read+0x11/0x20
[ 649.728342][ T31] ? __kthread_parkme+0xac/0x200
[ 649.733287][ T31] ? preempt_count_add+0x90/0x1b0
[ 649.738324][ T31] kthread+0x411/0x500
[ 649.742411][ T31] ? hungtask_pm_notify+0x50/0x50
[ 649.747593][ T31] ? kthread_blkcg+0xd0/0xd0
[ 649.752249][ T31] ret_from_fork+0x1f/0x30
[ 649.756687][ T31]
[ 649.759960][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 649.765407][ C1] NMI backtrace for cpu 1
[ 649.765420][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted syzkaller #0
[ 649.765437][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 649.765447][ C1] RIP: 0010:asm_sysvec_call_function_single+0x0/0x20
[ 649.765475][ C1] Code: e8 85 5f e3 ff e9 10 04 00 00 0f 01 ca fc 6a ff e8 15 03 00 00 48 89 c4 48 8d 6c 24 01 48 89 e7 e8 85 59 e3 ff e9 f0 03 00 00 <0f> 01 ca fc 6a ff e8 f5 02 00 00 48 89 c4 48 8d 6c 24 01 48 89 e7
[ 649.765490][ C1] RSP: 0018:ffffc90000157d68 EFLAGS: 00000042
[ 649.765504][ C1] RAX: 000000000000846e RBX: ffff88810030bb40 RCX: 000000000000846e
[ 649.765516][ C1] RDX: 0000000000000001 RSI: ffffffff856340e0 RDI: ffffffff856340a0
[ 649.765528][ C1] RBP: ffffc90000157d98 R08: dffffc0000000000 R09: ffffed103ee2718f
[ 649.765540][ C1] R10: ffffed103ee2718f R11: 1ffff1103ee2718e R12: 0000000000000001
[ 649.765552][ C1] R13: 1ffff11020061768 R14: 0000000000000000 R15: dffffc0000000000
[ 649.765563][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 649.765577][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 649.765588][ C1] CR2: 00007f8f33ee8280 CR3: 00000001061d3000 CR4: 00000000003506a0
[ 649.765603][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 649.765612][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 649.765622][ C1] Call Trace:
[ 649.765628][ C1]
[ 649.765633][ C1] ? default_idle+0xf/0x20
[ 649.765651][ C1] arch_cpu_idle+0xa/0x10
[ 649.765747][ C1] default_idle_call+0x71/0x1d0
[ 649.765763][ C1] do_idle+0x1df/0x530
[ 649.765779][ C1] ? rcu_irq_exit+0x9/0x10
[ 649.765793][ C1] ? irqentry_exit+0x30/0x40
[ 649.765807][ C1] ? idle_inject_timer_fn+0x60/0x60
[ 649.765824][ C1] cpu_startup_entry+0x18/0x20
[ 649.765839][ C1] start_secondary+0x2e6/0x3a0
[ 649.765856][ C1] secondary_startup_64_no_verify+0xb1/0xbb
[ 649.765895][ C1]