Warning: Permanently added '10.128.1.62' (ED25519) to the list of known hosts.
executing program
[ 135.329464][ T4181] loop0: detected capacity change from 0 to 256
[ 135.373271][ T4181] exfat: Deprecated parameter 'utf8'
[ 135.418919][ T4181] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xc61f63e4, utbl_chksum : 0xe619d30d)
[ 286.221235][ T27] INFO: task syz-executor422:4183 blocked for more than 143 seconds.
[ 286.229466][ T27] Not tainted 5.15.173-syzkaller #0
[ 286.236355][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.245516][ T27] task:syz-executor422 state:D stack:28304 pid: 4183 ppid: 4179 flags:0x00004006
[ 286.255130][ T27] Call Trace:
[ 286.258421][ T27]
[ 286.262119][ T27] __schedule+0x12c4/0x45b0
[ 286.266702][ T27] ? release_firmware_map_entry+0x190/0x190
[ 286.273209][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 286.279228][ T27] ? print_irqtrace_events+0x210/0x210
[ 286.285086][ T27] ? _raw_spin_lock_irq+0xdb/0x110
[ 286.290431][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 286.295650][ T27] schedule+0x11b/0x1f0
[ 286.299948][ T27] rwsem_down_write_slowpath+0xf0c/0x16a0
[ 286.306232][ T27] ? rwsem_write_trylock+0x210/0x210
[ 286.311804][ T27] ? read_lock_is_recursive+0x10/0x10
[ 286.317203][ T27] ? rwsem_write_trylock+0x166/0x210
[ 286.322899][ T27] ? clear_nonspinnable+0x60/0x60
[ 286.327997][ T27] do_rmdir+0x225/0x670
[ 286.332510][ T27] ? d_delete_notify+0x150/0x150
[ 286.337467][ T27] ? strncpy_from_user+0x209/0x370
[ 286.342978][ T27] __x64_sys_rmdir+0x45/0x50
[ 286.347591][ T27] do_syscall_64+0x3b/0xb0
[ 286.352321][ T27] ? clear_bhb_loop+0x15/0x70
[ 286.357023][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 286.363410][ T27] RIP: 0033:0x7f86836ff789
[ 286.367860][ T27] RSP: 002b:00007f868369b218 EFLAGS: 00000246 ORIG_RAX: 0000000000000054
[ 286.376860][ T27] RAX: ffffffffffffffda RBX: 00007f86837876d8 RCX: 00007f86836ff789
[ 286.385170][ T27] RDX: 00007f86836d8ef6 RSI: 0000000000000000 RDI: 00000000200000c0
[ 286.393452][ T27] RBP: 00007f86837876d0 R08: 00007ffd026242e7 R09: 0000000000000000
[ 286.401797][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f868375307e
[ 286.409786][ T27] R13: 00007f86837530e0 R14: 0030656c69662f2e R15: 0031656c69662f2e
[ 286.418177][ T27]
[ 286.421534][ T27]
[ 286.421534][ T27] Showing all locks held in the system:
[ 286.429262][ T27] 1 lock held by khungtaskd/27:
[ 286.434660][ T27] #0: ffffffff8cb1fc60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 286.444765][ T27] 2 locks held by getty/3926:
[ 286.449454][ T27] #0: ffff88814cb63098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 286.459670][ T27] #1: ffffc90002ce32e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 286.470213][ T27] 3 locks held by syz-executor422/4181:
[ 286.475769][ T27] 2 locks held by syz-executor422/4183:
[ 286.481669][ T27] #0: ffff88802bb3c460 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3b/0x80
[ 286.491091][ T27] #1: ffff888073b902b0 (&sb->s_type->i_mutex_key#15/1){+.+.}-{3:3}, at: do_rmdir+0x225/0x670
[ 286.501658][ T27]
[ 286.503993][ T27] =============================================
[ 286.503993][ T27]
[ 286.512796][ T27] NMI backtrace for cpu 1
[ 286.517156][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.173-syzkaller #0
[ 286.525144][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 286.535199][ T27] Call Trace:
[ 286.538481][ T27]
[ 286.541415][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 286.546111][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 286.551768][ T27] ? panic+0x860/0x860
[ 286.555853][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 286.560976][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 286.565923][ T27] ? __wake_up_klogd+0xd5/0x100
[ 286.570789][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 286.576949][ T27] ? _printk+0xd1/0x120
[ 286.581113][ T27] ? panic+0x860/0x860
[ 286.585200][ T27] ? __wake_up_klogd+0xcc/0x100
[ 286.590062][ T27] ? panic+0x860/0x860
[ 286.594145][ T27] ? __rcu_read_unlock+0x92/0x100
[ 286.599176][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.605265][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 286.611263][ T27] watchdog+0xe72/0xeb0
[ 286.615439][ T27] kthread+0x3f6/0x4f0
[ 286.619514][ T27] ? hungtask_pm_notify+0x50/0x50
[ 286.624549][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.629151][ T27] ret_from_fork+0x1f/0x30
[ 286.633690][ T27]
[ 286.636857][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 286.642202][ C0] NMI backtrace for cpu 0
[ 286.642212][ C0] CPU: 0 PID: 4181 Comm: syz-executor422 Not tainted 5.15.173-syzkaller #0
[ 286.642229][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 286.642238][ C0] RIP: 0010:__kasan_check_read+0x0/0x10
[ 286.642260][ C0] Code: d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 c7 c7 57 e0 3c 8c eb 0a 48 c7 c7 8f e0 3c 8c 4c 89 fe e8 66 25 73 08 31 db eb d7 cc cc <89> f6 48 8b 0c 24 31 d2 e9 63 ef ff ff 0f 1f 00 89 f6 48 8b 0c 24
[ 286.642273][ C0] RSP: 0018:ffffc90002daf7c0 EFLAGS: 00000282
[ 286.642287][ C0] RAX: ffffffff81e5d43a RBX: ffff888073bd65d0 RCX: ffff888020e93b80
[ 286.642300][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888073bd65d0
[ 286.642311][ C0] RBP: ffffc90002dafd68 R08: 0000000000000001 R09: ffffffff823c43b3
[ 286.642322][ C0] R10: 0000000000000002 R11: ffff888020e93b80 R12: ffff8880b4dcc1e0
[ 286.642333][ C0] R13: 000000000000000f R14: 0000000000000080 R15: 1ffff920005b5f38
[ 286.642343][ C0] FS: 00007f86836bc6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 286.642358][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 286.642369][ C0] CR2: 000055d6cb322600 CR3: 0000000072b64000 CR4: 00000000003506f0
[ 286.642384][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 286.642393][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 286.642403][ C0] Call Trace:
[ 286.642408][ C0]
[ 286.642414][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 286.642431][ C0] ? read_lock_is_recursive+0x10/0x10
[ 286.642450][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 286.642467][ C0] ? unknown_nmi_error+0xd0/0xd0
[ 286.642492][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 286.642509][ C0] ? nmi_handle+0xf7/0x370
[ 286.642526][ C0] ? tokenize_frame_descr+0xb0/0xb0
[ 286.642543][ C0] ? default_do_nmi+0x62/0x150
[ 286.642560][ C0] ? exc_nmi+0xa8/0x100
[ 286.642575][ C0] ? end_repeat_nmi+0x16/0x31
[ 286.642597][ C0] ? exfat_iterate+0xc43/0x34a0
[ 286.642613][ C0] ? __brelse+0xa/0x90
[ 286.642630][ C0] ? tokenize_frame_descr+0xb0/0xb0
[ 286.642648][ C0] ? tokenize_frame_descr+0xb0/0xb0
[ 286.642665][ C0] ? tokenize_frame_descr+0xb0/0xb0
[ 286.642682][ C0]
[ 286.642686][ C0]
[ 286.642691][ C0] __brelse+0x1b/0x90
[ 286.642707][ C0] exfat_iterate+0xe81/0x34a0
[ 286.642742][ C0] ? exfat_check_dir_empty+0x520/0x520
[ 286.642758][ C0] ? lockdep_unlock+0x166/0x300
[ 286.642805][ C0] ? read_lock_is_recursive+0x10/0x10
[ 286.642823][ C0] ? rwsem_write_trylock+0x166/0x210
[ 286.642842][ C0] ? __fdget_pos+0x2cb/0x380
[ 286.642876][ C0] iterate_dir+0x224/0x570
[ 286.642897][ C0] __se_sys_getdents+0x1e8/0x4c0
[ 286.642920][ C0] ? __x64_sys_getdents+0x80/0x80
[ 286.642936][ C0] ? fillonedir+0x4b0/0x4b0
[ 286.642955][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 286.642973][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 286.642991][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 286.643010][ C0] do_syscall_64+0x3b/0xb0
[ 286.643025][ C0] ? clear_bhb_loop+0x15/0x70
[ 286.643043][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 286.643062][ C0] RIP: 0033:0x7f86836ff789
[ 286.643077][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 18 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 b0 ff ff ff f7 d8 64 89 01 48
[ 286.643090][ C0] RSP: 002b:00007f86836bc218 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 286.643105][ C0] RAX: ffffffffffffffda RBX: 00007f86837876c8 RCX: 00007f86836ff789
[ 286.643117][ C0] RDX: 00000000000000b6 RSI: 0000000020001fc0 RDI: 0000000000000004
[ 286.643127][ C0] RBP: 00007f86837876c0 R08: 0000000000000000 R09: 0000000000000000
[ 286.643137][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f868375307e
[ 286.643147][ C0] R13: 00007f86837530e0 R14: 0030656c69662f2e R15: 0031656c69662f2e
[ 286.643166][ C0]
[ 286.665387][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 286.665403][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.173-syzkaller #0
[ 286.665425][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 286.665437][ T27] Call Trace:
[ 286.665444][ T27]
[ 286.665453][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 286.665486][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 286.665514][ T27] ? panic+0x860/0x860
[ 286.665547][ T27] panic+0x318/0x860
[ 286.665569][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 286.665593][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 286.665617][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 286.665642][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.665669][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 286.665691][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 286.665715][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 286.665741][ T27] watchdog+0xeb0/0xeb0
[ 286.665776][ T27] kthread+0x3f6/0x4f0
[ 286.665798][ T27] ? hungtask_pm_notify+0x50/0x50
[ 286.665820][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.665843][ T27] ret_from_fork+0x1f/0x30
[ 286.665879][ T27]
[ 286.666177][ T27] Kernel Offset: disabled
[ 287.152446][ T27] Rebooting in 86400 seconds..