Warning: Permanently added '10.128.0.48' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 70.550513][ T4163] loop0: detected capacity change from 0 to 32768
[ 92.128523][ T21] cfg80211: failed to load regulatory.db
[ 286.685940][ T27] INFO: task kworker/u4:0:9 blocked for more than 143 seconds.
[ 286.693632][ T27] Not tainted 5.15.180-syzkaller #0
[ 286.701207][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.710287][ T27] task:kworker/u4:0 state:D stack:19424 pid: 9 ppid: 2 flags:0x00004000
[ 286.719831][ T27] Workqueue: writeback wb_workfn (flush-7:0)
[ 286.726216][ T27] Call Trace:
[ 286.729532][ T27]
[ 286.732473][ T27] __schedule+0x12c4/0x45b0
[ 286.737461][ T27] ? trace_block_rq_insert+0x1d0/0x1d0
[ 286.742956][ T27] ? blk_flush_plug_list+0x44b/0x490
[ 286.748699][ T27] ? release_firmware_map_entry+0x190/0x190
[ 286.754627][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 286.760445][ T27] ? blk_check_plugged+0x250/0x250
[ 286.765575][ T27] ? kthread_data+0x4e/0xc0
[ 286.770505][ T27] ? wq_worker_sleeping+0x5d/0x200
[ 286.775639][ T27] schedule+0x11b/0x1f0
[ 286.780196][ T27] schedule_preempt_disabled+0xf/0x20
[ 286.785591][ T27] __mutex_lock_common+0xe34/0x25a0
[ 286.791369][ T27] ? jfs_commit_inode+0x242/0x580
[ 286.796778][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 286.802014][ T27] ? _raw_spin_unlock+0x24/0x40
[ 286.807447][ T27] ? txBegin+0x4fe/0x6e0
[ 286.811721][ T27] mutex_lock_nested+0x17/0x20
[ 286.816835][ T27] jfs_commit_inode+0x242/0x580
[ 286.821741][ T27] ? jfs_iget+0x3b0/0x3b0
[ 286.826580][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 286.831806][ T27] jfs_write_inode+0x13f/0x210
[ 286.836952][ T27] __writeback_single_inode+0x644/0xe30
[ 286.842541][ T27] writeback_sb_inodes+0xbce/0x1a40
[ 286.848219][ T27] ? queue_io+0x560/0x560
[ 286.852583][ T27] ? up_read+0x20/0x20
[ 286.857154][ T27] ? __writeback_inodes_wb+0x400/0x400
[ 286.862646][ T27] __writeback_inodes_wb+0x114/0x400
[ 286.868380][ T27] wb_writeback+0x465/0xc50
[ 286.872938][ T27] ? rcu_lock_release+0x20/0x20
[ 286.878183][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 286.883407][ T27] ? cpumask_next+0xc3/0xf0
[ 286.888403][ T27] wb_workfn+0xd07/0x1130
[ 286.892753][ T27] ? mark_lock+0x98/0x340
[ 286.897473][ T27] ? inode_wait_for_writeback+0x280/0x280
[ 286.903229][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 286.909658][ T27] ? print_irqtrace_events+0x210/0x210
[ 286.915147][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 286.921467][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 286.927013][ T27] process_one_work+0x8a1/0x10c0
[ 286.931996][ T27] ? worker_detach_from_pool+0x260/0x260
[ 286.938236][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 286.944415][ T27] ? kthread_data+0x4e/0xc0
[ 286.949815][ T27] ? wq_worker_running+0x97/0x170
[ 286.954981][ T27] worker_thread+0xaca/0x1280
[ 286.961497][ T27] kthread+0x3f6/0x4f0
[ 286.966231][ T27] ? rcu_lock_release+0x20/0x20
[ 286.971105][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.975725][ T27] ret_from_fork+0x1f/0x30
[ 286.980770][ T27]
[ 286.984668][ T27]
[ 286.984668][ T27] Showing all locks held in the system:
[ 286.992986][ T27] 4 locks held by kworker/u4:0/9:
[ 286.998309][ T27] #0: ffff8880199e8938 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 287.009275][ T27] #1: ffffc90000ce7d20 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 287.021497][ T27] #2: ffff8880249da0e0 (&type->s_umount_key#43){.+.+}-{3:3}, at: trylock_super+0x1b/0xf0
[ 287.031794][ T27] #3: ffff888070cea6c8 (&jfs_ip->commit_mutex){+.+.}-{3:3}, at: jfs_commit_inode+0x242/0x580
[ 287.042355][ T27] 1 lock held by khungtaskd/27:
[ 287.047535][ T27] #0: ffffffff8cb1f4e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 287.057227][ T27] 2 locks held by getty/3926:
[ 287.061997][ T27] #0: ffff88814cfa0098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 287.072285][ T27] #1: ffffc900026362e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 287.082796][ T27] 4 locks held by syz-executor183/4163:
[ 287.088654][ T27]
[ 287.090986][ T27] =============================================
[ 287.090986][ T27]
[ 287.099929][ T27] NMI backtrace for cpu 0
[ 287.104274][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.180-syzkaller #0
[ 287.112562][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 287.122632][ T27] Call Trace:
[ 287.125959][ T27]
[ 287.128901][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 287.133686][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 287.139335][ T27] ? panic+0x860/0x860
[ 287.143421][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 287.148560][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 287.153509][ T27] ? __wake_up_klogd+0xd5/0x100
[ 287.158373][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 287.164536][ T27] ? _printk+0xd1/0x120
[ 287.168698][ T27] ? panic+0x860/0x860
[ 287.172781][ T27] ? __wake_up_klogd+0xcc/0x100
[ 287.177643][ T27] ? panic+0x860/0x860
[ 287.181723][ T27] ? __rcu_read_unlock+0x92/0x100
[ 287.186756][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 287.192835][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 287.198829][ T27] watchdog+0xe72/0xeb0
[ 287.203022][ T27] kthread+0x3f6/0x4f0
[ 287.207215][ T27] ? hungtask_pm_notify+0x50/0x50
[ 287.212249][ T27] ? kthread_blkcg+0xd0/0xd0
[ 287.216862][ T27] ret_from_fork+0x1f/0x30
[ 287.221303][ T27]
[ 287.224446][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 287.229695][ C1] NMI backtrace for cpu 1
[ 287.229705][ C1] CPU: 1 PID: 4163 Comm: syz-executor183 Not tainted 5.15.180-syzkaller #0
[ 287.229722][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 287.229731][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x2c/0x60
[ 287.229752][ C1] Code: 04 24 65 48 8b 0d 74 2d 82 7e 65 8b 15 75 2d 82 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 34 16 00 00 00 74 2c <8b> 91 10 16 00 00 83 fa 02 75 21 48 8b 91 18 16 00 00 48 8b 32 48
[ 287.229765][ C1] RSP: 0018:ffffc90002dcf038 EFLAGS: 00000246
[ 287.229780][ C1] RAX: ffffffff82edf315 RBX: 0000000000000000 RCX: ffff888027935940
[ 287.229792][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ff
[ 287.229802][ C1] RBP: ffffc90002dcf230 R08: ffffffff82edf30c R09: ffffed1004ae9424
[ 287.229814][ C1] R10: 0000000000000004 R11: dffffc0000000001 R12: ffff88802574a000
[ 287.229825][ C1] R13: dffffc0000000000 R14: ffff888070cea930 R15: 0000000000000000
[ 287.229837][ C1] FS: 0000555567e30380(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 287.229851][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 287.229867][ C1] CR2: 0000560790ba6600 CR3: 0000000079ee1000 CR4: 00000000003506e0
[ 287.229882][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 287.229891][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 287.229901][ C1] Call Trace:
[ 287.229907][ C1]
[ 287.229911][ C1] dtSplitRoot+0x8b5/0x1920
[ 287.229947][ C1] ? dtModify+0x5c0/0x5c0
[ 287.229965][ C1] ? dbNextAG+0x630/0x630
[ 287.229985][ C1] ? dtInsert+0x87e/0x6b80
[ 287.230004][ C1] dtInsert+0x12f3/0x6b80
[ 287.230036][ C1] ? mark_lock+0x98/0x340
[ 287.230054][ C1] ? UniStrupr+0x2c0/0x2c0
[ 287.230083][ C1] ? read_lock_is_recursive+0x10/0x10
[ 287.230104][ C1] ? txLock+0x235/0x1b30
[ 287.230119][ C1] ? do_raw_spin_lock+0x14a/0x370
[ 287.230145][ C1] ? txLock+0xf29/0x1b30
[ 287.230168][ C1] jfs_create+0x7b2/0xbb0
[ 287.230189][ C1] ? jfs_lookup+0x400/0x400
[ 287.230205][ C1] ? jfs_get_parent+0xa0/0xa0
[ 287.230232][ C1] ? make_kgid+0x6f0/0x6f0
[ 287.230249][ C1] ? generic_permission+0x21c/0x4f0
[ 287.230270][ C1] ? inode_permission+0xf7/0x450
[ 287.230286][ C1] ? bpf_lsm_inode_create+0x5/0x10
[ 287.230304][ C1] ? security_inode_create+0xb4/0x100
[ 287.230324][ C1] ? jfs_lookup+0x400/0x400
[ 287.230341][ C1] path_openat+0x130a/0x2f20
[ 287.230373][ C1] ? do_filp_open+0x460/0x460
[ 287.230401][ C1] do_filp_open+0x21c/0x460
[ 287.230420][ C1] ? vfs_tmpfile+0x2e0/0x2e0
[ 287.230446][ C1] ? _raw_spin_unlock+0x24/0x40
[ 287.230464][ C1] ? alloc_fd+0x598/0x630
[ 287.230484][ C1] do_sys_openat2+0x13b/0x4f0
[ 287.230501][ C1] ? read_lock_is_recursive+0x10/0x10
[ 287.230522][ C1] ? do_sys_open+0x220/0x220
[ 287.230540][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 287.230561][ C1] __x64_sys_creat+0x11f/0x160
[ 287.230578][ C1] ? __ia32_compat_sys_openat+0x290/0x290
[ 287.230597][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 287.230615][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 287.230632][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 287.230651][ C1] do_syscall_64+0x3b/0x80
[ 287.230670][ C1] ? clear_bhb_loop+0x15/0x70
[ 287.230688][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 287.230707][ C1] RIP: 0033:0x7fef21108a99
[ 287.230723][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 287.230735][ C1] RSP: 002b:00007ffd6deb08b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
[ 287.230751][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fef21108a99
[ 287.230762][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000e00
[ 287.230772][ C1] RBP: 00007fef211825f0 R08: 00000000000061c0 R09: 0000555567e314c0
[ 287.230783][ C1] R10: 00007ffd6deb0780 R11: 0000000000000246 R12: 00007ffd6deb08e0
[ 287.230794][ C1] R13: 00007ffd6deb0b08 R14: 431bde82d7b634db R15: 00007fef2115103b
[ 287.230813][ C1]
[ 287.230819][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.124 msecs
[ 287.242314][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 287.660358][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.180-syzkaller #0
[ 287.668361][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 287.678433][ T27] Call Trace:
[ 287.681720][ T27]
[ 287.684653][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 287.689357][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 287.695026][ T27] ? panic+0x860/0x860
[ 287.699119][ T27] panic+0x318/0x860
[ 287.703026][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 287.708671][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 287.714847][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 287.720066][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 287.726152][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 287.732322][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 287.738497][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 287.744667][ T27] watchdog+0xeb0/0xeb0
[ 287.748934][ T27] kthread+0x3f6/0x4f0
[ 287.753009][ T27] ? hungtask_pm_notify+0x50/0x50
[ 287.758050][ T27] ? kthread_blkcg+0xd0/0xd0
[ 287.762649][ T27] ret_from_fork+0x1f/0x30
[ 287.767089][ T27]
[ 287.770354][ T27] Kernel Offset: disabled
[ 287.774701][ T27] Rebooting in 86400 seconds..