[ 86.586197][ T9] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:24305' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 429.619299][ T25] INFO: task syz-executor333:5343 blocked for more than 143 seconds. [ 429.623106][ T25] Not tainted 6.12.0-rc4-syzkaller-00261-g850925a8133c #0 [ 429.653941][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.664590][ T25] task:syz-executor333 state:D stack:26608 pid:5343 tgid:5343 ppid:5342 flags:0x00000006 [ 429.679613][ T25] Call Trace: [ 429.680921][ T25] [ 429.682053][ T25] __schedule+0x18af/0x4bd0 [ 429.683820][ T25] ? __pfx___schedule+0x10/0x10 [ 429.685459][ T25] ? __pfx_lock_release+0x10/0x10 [ 429.708718][ T25] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 429.711013][ T25] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 429.713396][ T25] ? _raw_spin_lock_irq+0xdf/0x120 [ 429.715339][ T25] ? schedule+0x90/0x320 [ 429.736592][ T25] schedule+0x14b/0x320 [ 429.738293][ T25] schedule_preempt_disabled+0x13/0x30 [ 429.740219][ T25] rwsem_down_write_slowpath+0xeee/0x13b0 [ 429.742306][ T25] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 429.744443][ T25] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 429.774275][ T25] ? __pfx_lock_acquire+0x10/0x10 [ 429.780606][ T25] down_write+0x1d7/0x220 [ 429.782156][ T25] ? __pfx_down_write+0x10/0x10 [ 429.783903][ T25] ? fd_install+0x9c/0x5d0 [ 429.785464][ T25] blkdev_fallocate+0x20e/0x490 [ 429.803666][ T25] vfs_fallocate+0x569/0x6e0 [ 429.805546][ T25] __x64_sys_fallocate+0xbd/0x110 [ 429.816532][ T25] do_syscall_64+0xf3/0x230 [ 429.818401][ T25] ? clear_bhb_loop+0x35/0x90 [ 429.820222][ T25] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.822479][ T25] RIP: 0033:0x7fa5c949eb29 [ 429.824230][ T25] RSP: 002b:00007fff0b03db68 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 429.857371][ T25] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa5c949eb29 [ 429.860251][ T25] RDX: 0000000000000000 RSI: 0000000000000010 RDI: 0000000000000004 [ 429.863113][ T25] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 429.887600][ T25] R10: 0000002000000400 R11: 0000000000000246 R12: 0000000000000001 [ 429.890647][ T25] R13: 00007fff0b03dd88 R14: 00007fff0b03db90 R15: 00007fff0b03db80 [ 429.893570][ T25] [ 429.923299][ T25] INFO: task syz-executor333:5352 blocked for more than 143 seconds. [ 429.941022][ T25] Not tainted 6.12.0-rc4-syzkaller-00261-g850925a8133c #0 [ 429.943902][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.967747][ T25] task:syz-executor333 state:D stack:24544 pid:5352 tgid:5352 ppid:5337 flags:0x00000006 [ 429.971934][ T25] Call Trace: [ 429.973350][ T25] [ 429.974617][ T25] __schedule+0x18af/0x4bd0 [ 430.004673][ T25] ? __pfx___schedule+0x10/0x10 [ 430.020180][ T25] ? __pfx_lock_release+0x10/0x10 [ 430.022062][ T25] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 430.024167][ T25] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 430.044639][ T25] ? _raw_spin_lock_irq+0xdf/0x120 [ 430.051594][ T25] ? schedule+0x90/0x320 [ 430.053124][ T25] schedule+0x14b/0x320 [ 430.054687][ T25] schedule_preempt_disabled+0x13/0x30 [ 430.068725][ T25] rwsem_down_write_slowpath+0xeee/0x13b0 [ 430.071003][ T25] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 430.073287][ T25] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 430.075304][ T25] ? __pfx_lock_acquire+0x10/0x10 [ 430.095988][ T25] down_write+0x1d7/0x220 [ 430.097699][ T25] ? __pfx_down_write+0x10/0x10 [ 430.099515][ T25] ? fd_install+0x9c/0x5d0 [ 430.101288][ T25] blkdev_fallocate+0x20e/0x490 [ 430.103061][ T25] vfs_fallocate+0x569/0x6e0 [ 430.104754][ T25] __x64_sys_fallocate+0xbd/0x110 [ 430.130181][ T25] do_syscall_64+0xf3/0x230 [ 430.131993][ T25] ? clear_bhb_loop+0x35/0x90 [ 430.133578][ T25] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 430.135796][ T25] RIP: 0033:0x7fa5c949eb29 [ 430.153440][ T25] RSP: 002b:00007fff0b03db68 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 430.164706][ T25] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa5c949eb29 [ 430.175682][ T25] RDX: 0000000000000000 RSI: 0000000000000010 RDI: 0000000000000004 [ 430.186231][ T25] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 430.188970][ T25] R10: 0000002000000400 R11: 0000000000000246 R12: 000000000002e4ee [ 430.191765][ T25] R13: 00007fff0b03db7c R14: 00007fff0b03db90 R15: 00007fff0b03db80 [ 430.194566][ T25] [ 430.229396][ T25] [ 430.229396][ T25] Showing all locks held in the system: [ 430.232102][ T25] 1 lock held by khungtaskd/25: [ 430.233827][ T25] #0: ffffffff8e937e20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 430.270467][ T25] 2 locks held by getty/5110: [ 430.272268][ T25] #0: ffff88801f8010a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 430.291086][ T25] #1: ffffc9000039b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a6/0x1e00 [ 430.294248][ T25] 1 lock held by syz-executor333/5339: [ 430.317704][ T25] 1 lock held by syz-executor333/5343: [ 430.319757][ T25] #0: ffff888031d12040 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x20e/0x490 [ 430.323406][ T25] 1 lock held by syz-executor333/5352: [ 430.325237][ T25] #0: ffff888031d12040 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x20e/0x490 [ 430.354132][ T25] 1 lock held by syz-executor333/5355: [ 430.355820][ T25] #0: ffff888031d12040 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x20e/0x490 [ 430.364616][ T25] 1 lock held by syz-executor333/5363: [ 430.379592][ T25] #0: ffff888031d12040 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x20e/0x490 [ 430.383430][ T25] 1 lock held by syz-executor333/5367: [ 430.385394][ T25] #0: ffff888031d12040 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x20e/0x490 [ 430.412949][ T25] [ 430.413972][ T25] ============================================= [ 430.413972][ T25] [ 430.429410][ T25] NMI backtrace for cpu 0 [ 430.430914][ T25] CPU: 0 UID: 0 PID: 25 Comm: khungtaskd Not tainted 6.12.0-rc4-syzkaller-00261-g850925a8133c #0 [ 430.434139][ T25] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 430.437771][ T25] Call Trace: [ 430.438733][ T25] [ 430.439655][ T25] dump_stack_lvl+0x241/0x360 [ 430.441115][ T25] ? __pfx_dump_stack_lvl+0x10/0x10 [ 430.442777][ T25] ? __pfx__printk+0x10/0x10 [ 430.444370][ T25] nmi_cpu_backtrace+0x49c/0x4d0 [ 430.445913][ T25] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 430.447709][ T25] ? _printk+0xd5/0x120 [ 430.448888][ T25] ? __pfx__printk+0x10/0x10 [ 430.450355][ T25] ? __wake_up_klogd+0xcc/0x110 [ 430.452043][ T25] ? __pfx__printk+0x10/0x10 [ 430.453663][ T25] ? __rcu_read_unlock+0xa1/0x110 [ 430.455494][ T25] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 430.457315][ T25] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 430.459409][ T25] watchdog+0xff4/0x1040 [ 430.461038][ T25] ? watchdog+0x1ea/0x1040 [ 430.462683][ T25] ? __pfx_watchdog+0x10/0x10 [ 430.464378][ T25] kthread+0x2f0/0x390 [ 430.465876][ T25] ? __pfx_watchdog+0x10/0x10 [ 430.467285][ T25] ? __pfx_kthread+0x10/0x10 [ 430.468836][ T25] ret_from_fork+0x4b/0x80 [ 430.470470][ T25] ? __pfx_kthread+0x10/0x10 [ 430.472145][ T25] ret_from_fork_asm+0x1a/0x30 [ 430.473902][ T25] [ 430.585185][ T25] Kernel panic - not syncing: hung_task: blocked tasks [ 430.587642][ T25] CPU: 0 UID: 0 PID: 25 Comm: khungtaskd Not tainted 6.12.0-rc4-syzkaller-00261-g850925a8133c #0 [ 430.591601][ T25] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 430.595700][ T25] Call Trace: [ 430.596987][ T25] [ 430.598129][ T25] dump_stack_lvl+0x241/0x360 [ 430.599836][ T25] ? __pfx_dump_stack_lvl+0x10/0x10 [ 430.601767][ T25] ? __pfx__printk+0x10/0x10 [ 430.603431][ T25] ? nmi_cpu_backtrace+0x42e/0x4d0 [ 430.605255][ T25] ? vscnprintf+0x5d/0x90 [ 430.606655][ T25] panic+0x349/0x880 [ 430.608153][ T25] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 430.610499][ T25] ? __pfx_panic+0x10/0x10 [ 430.612166][ T25] ? tick_nohz_tick_stopped+0x82/0xb0 [ 430.614008][ T25] ? __irq_work_queue_local+0x137/0x410 [ 430.615872][ T25] ? preempt_schedule_thunk+0x1a/0x30 [ 430.617600][ T25] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 430.619616][ T25] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 430.621691][ T25] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 430.623783][ T25] watchdog+0x1033/0x1040 [ 430.625385][ T25] ? watchdog+0x1ea/0x1040 [ 430.627049][ T25] ? __pfx_watchdog+0x10/0x10 [ 430.628607][ T25] kthread+0x2f0/0x390 [ 430.630116][ T25] ? __pfx_watchdog+0x10/0x10 [ 430.631588][ T25] ? __pfx_kthread+0x10/0x10 [ 430.632987][ T25] ret_from_fork+0x4b/0x80 [ 430.634411][ T25] ? __pfx_kthread+0x10/0x10 [ 430.636023][ T25] ret_from_fork_asm+0x1a/0x30 [ 430.637608][ T25] [ 430.638802][ T25] Kernel Offset: disabled [ 430.640256][ T25] Rebooting in 86400 seconds.. VM DIAGNOSIS: 18:11:24 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000072 RBX=ffffffff9a718e80 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc900004bf770 R8 =ffffffff854abd6b R9 =1ffff11003d7a046 R10=dffffc0000000000 R11=ffffffff854abd20 R12=dffffc0000000000 R13=ffffffff9a413f11 R14=0000000000000072 R15=00000000000003f8 RIP=ffffffff854abd9e RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88801fc00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055f5911d5680 CR3=000000000e734000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000004040003 Opmask01=0000000000000000 Opmask02=000000000fffffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000306270616c ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffe3dbe7230 0000003000000010 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 2e2e2e2e2e2e2e2e 2e2e2e2e2e2e2e2e ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffff00 00ffffffffff0000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6f73616500000004 0000001b00000000 0000000000000000 0000000000000000 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4a56444057001346 4c51445156004050 4050545f494a5751 4b4a46051f560000 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000911 0000000000000000 306572673670692f 74656e2f6c617574 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000041 0000000000000000 00306e6170772f74 656e2f307968702f ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000021 0000000000000000 000055f5cb52d233 73656d5f70636864 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 725f0ffbeb1d4661 72610fe5ff7b737f 656775f7fb77ffff 7f7f7d7f75777965 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000021 0000000000000000 0000000000000031 0000726565666965 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000021 0000000000000000 0000000000000031 00006d5f65636864 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbf2b313423342c ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 262821df2e2e33df 3228df3232202b22 df312e232d2435bf 2324353124322431 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020202020 2020202020202020 2020202020202020 2020202020202020