Warning: Permanently added '10.128.0.200' (ED25519) to the list of known hosts.
executing program
[ 149.735543][ T4187] loop0: detected capacity change from 0 to 256
[ 149.801632][ T4187] exfat: Deprecated parameter 'utf8'
[ 149.844728][ T4187] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xc61f63e4, utbl_chksum : 0xe619d30d)
[ 434.676216][ T27] INFO: task syz-executor250:4189 blocked for more than 143 seconds.
[ 434.684589][ T27] Not tainted 5.15.173-syzkaller #0
[ 434.691868][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 434.701143][ T27] task:syz-executor250 state:D stack:28624 pid: 4189 ppid: 4185 flags:0x00004006
[ 434.710957][ T27] Call Trace:
[ 434.714303][ T27]
[ 434.718020][ T27] __schedule+0x12c4/0x45b0
[ 434.722739][ T27] ? release_firmware_map_entry+0x190/0x190
[ 434.729415][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 434.735501][ T27] ? print_irqtrace_events+0x210/0x210
[ 434.741788][ T27] ? _raw_spin_lock_irq+0xdb/0x110
[ 434.747587][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 434.752910][ T27] schedule+0x11b/0x1f0
[ 434.757902][ T27] rwsem_down_write_slowpath+0xf0c/0x16a0
[ 434.763872][ T27] ? rwsem_write_trylock+0x210/0x210
[ 434.770266][ T27] ? read_lock_is_recursive+0x10/0x10
[ 434.775751][ T27] ? rwsem_write_trylock+0x166/0x210
[ 434.781921][ T27] ? clear_nonspinnable+0x60/0x60
[ 434.787559][ T27] do_rmdir+0x225/0x670
[ 434.791886][ T27] ? d_delete_notify+0x150/0x150
[ 434.797680][ T27] ? strncpy_from_user+0x209/0x370
[ 434.802929][ T27] __x64_sys_rmdir+0x45/0x50
[ 434.808375][ T27] do_syscall_64+0x3b/0xb0
[ 434.812885][ T27] ? clear_bhb_loop+0x15/0x70
[ 434.818389][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 434.824387][ T27] RIP: 0033:0x7fdbb5555789
[ 434.829583][ T27] RSP: 002b:00007fdbb54f1218 EFLAGS: 00000246 ORIG_RAX: 0000000000000054
[ 434.838637][ T27] RAX: ffffffffffffffda RBX: 00007fdbb55dd6d8 RCX: 00007fdbb5555789
[ 434.847118][ T27] RDX: 00007fdbb552eef6 RSI: 0000000000000000 RDI: 00000000200000c0
[ 434.855170][ T27] RBP: 00007fdbb55dd6d0 R08: 00007ffec888bd47 R09: 0000000000000000
[ 434.863971][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdbb55a907e
[ 434.872454][ T27] R13: 00007fdbb55a90e0 R14: 0030656c69662f2e R15: 0031656c69662f2e
[ 434.881055][ T27]
[ 434.884224][ T27]
[ 434.884224][ T27] Showing all locks held in the system:
[ 434.892866][ T27] 1 lock held by khungtaskd/27:
[ 434.898240][ T27] #0: ffffffff8cb1fc60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 434.908210][ T27] 2 locks held by getty/3931:
[ 434.912964][ T27] #0: ffff88814c672098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 434.923607][ T27] #1: ffffc90002cd62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 434.934352][ T27] 3 locks held by syz-executor250/4187:
[ 434.940398][ T27] 2 locks held by syz-executor250/4189:
[ 434.946432][ T27] #0: ffff88802b420460 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3b/0x80
[ 434.956229][ T27] #1: ffff8880757702b0 (&sb->s_type->i_mutex_key#15/1){+.+.}-{3:3}, at: do_rmdir+0x225/0x670
[ 434.967309][ T27]
[ 434.969718][ T27] =============================================
[ 434.969718][ T27]
[ 434.979015][ T27] NMI backtrace for cpu 0
[ 434.983415][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.173-syzkaller #0
[ 434.991487][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 435.001696][ T27] Call Trace:
[ 435.005039][ T27]
[ 435.008032][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 435.012815][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 435.018556][ T27] ? panic+0x860/0x860
[ 435.022744][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 435.027959][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 435.032990][ T27] ? __wake_up_klogd+0xd5/0x100
[ 435.037950][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 435.044208][ T27] ? _printk+0xd1/0x120
[ 435.048460][ T27] ? panic+0x860/0x860
[ 435.052633][ T27] ? __wake_up_klogd+0xcc/0x100
[ 435.057576][ T27] ? panic+0x860/0x860
[ 435.061751][ T27] ? __rcu_read_unlock+0x92/0x100
[ 435.066872][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 435.073056][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 435.079242][ T27] watchdog+0xe72/0xeb0
[ 435.083514][ T27] kthread+0x3f6/0x4f0
[ 435.087675][ T27] ? hungtask_pm_notify+0x50/0x50
[ 435.092795][ T27] ? kthread_blkcg+0xd0/0xd0
[ 435.097490][ T27] ret_from_fork+0x1f/0x30
[ 435.102040][ T27]
[ 435.105315][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 435.110678][ C1] NMI backtrace for cpu 1
[ 435.110697][ C1] CPU: 1 PID: 4187 Comm: syz-executor250 Not tainted 5.15.173-syzkaller #0
[ 435.110743][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 435.110767][ C1] RIP: 0010:kasan_check_range+0x1ac/0x290
[ 435.110817][ C1] Code: 4c 89 d5 48 8d 5d 07 48 85 ed 48 0f 49 dd 48 83 e3 f8 48 29 dd 74 12 41 80 39 00 0f 85 a2 00 00 00 49 ff c1 48 ff cd 75 ee 5b <41> 5e 41 5f 5d c3 45 84 f6 75 61 41 f7 c6 00 ff 00 00 75 5d 41 f7
[ 435.110854][ C1] RSP: 0018:ffffc90002d8f338 EFLAGS: 00000056
[ 435.110899][ C1] RAX: 0000000000000001 RBX: 00000000000006ae RCX: ffffffff81632d68
[ 435.110931][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff909881d0
[ 435.110961][ C1] RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff213103b
[ 435.110993][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88802c2d0b38
[ 435.111026][ C1] R13: dffffc0000000000 R14: fffffbfff213103b R15: ffff88802c2d0b18
[ 435.111062][ C1] FS: 00007fdbb55126c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 435.111104][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 435.111136][ C1] CR2: 0000561605d11600 CR3: 0000000027f7e000 CR4: 00000000003506e0
[ 435.111172][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 435.111199][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 435.111229][ C1] Call Trace:
[ 435.111240][ C1]
[ 435.111255][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 435.111301][ C1] ? read_lock_is_recursive+0x10/0x10
[ 435.111350][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 435.111416][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 435.111463][ C1] ? nmi_handle+0xf7/0x370
[ 435.111511][ C1] ? kasan_check_range+0x1ac/0x290
[ 435.111556][ C1] ? default_do_nmi+0x62/0x150
[ 435.111603][ C1] ? exc_nmi+0xa8/0x100
[ 435.111647][ C1] ? end_repeat_nmi+0x16/0x31
[ 435.111714][ C1] ? mark_lock+0x98/0x340
[ 435.111757][ C1] ? kasan_check_range+0x1ac/0x290
[ 435.111803][ C1] ? kasan_check_range+0x1ac/0x290
[ 435.111850][ C1] ? kasan_check_range+0x1ac/0x290
[ 435.111903][ C1]
[ 435.111915][ C1]
[ 435.111930][ C1] mark_lock+0x98/0x340
[ 435.111976][ C1] lockdep_hardirqs_on_prepare+0x27d/0x7a0
[ 435.112027][ C1] ? print_irqtrace_events+0x210/0x210
[ 435.112077][ C1] ? __find_get_block+0x18e/0x1350
[ 435.112131][ C1] trace_hardirqs_on+0x67/0x80
[ 435.112182][ C1] __find_get_block+0x2c4/0x1350
[ 435.112233][ C1] ? print_irqtrace_events+0x210/0x210
[ 435.112284][ C1] ? write_boundary_block+0x150/0x150
[ 435.112353][ C1] __getblk_gfp+0x2d/0xaf0
[ 435.112401][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 435.112454][ C1] ? exfat_find_location+0x3d0/0x3d0
[ 435.112507][ C1] __bread_gfp+0x2a/0x390
[ 435.112558][ C1] exfat_get_dentry+0x678/0x970
[ 435.112616][ C1] ? exfat_init_dir_entry+0xab0/0xab0
[ 435.112671][ C1] exfat_iterate+0xc09/0x34a0
[ 435.112753][ C1] ? exfat_check_dir_empty+0x520/0x520
[ 435.112799][ C1] ? lockdep_unlock+0x166/0x300
[ 435.112910][ C1] ? read_lock_is_recursive+0x10/0x10
[ 435.112960][ C1] ? rwsem_write_trylock+0x166/0x210
[ 435.113011][ C1] ? __fdget_pos+0x2cb/0x380
[ 435.113080][ C1] iterate_dir+0x224/0x570
[ 435.113135][ C1] __se_sys_getdents+0x1e8/0x4c0
[ 435.113193][ C1] ? __x64_sys_getdents+0x80/0x80
[ 435.113241][ C1] ? fillonedir+0x4b0/0x4b0
[ 435.113294][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 435.113346][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 435.113396][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 435.113451][ C1] do_syscall_64+0x3b/0xb0
[ 435.113492][ C1] ? clear_bhb_loop+0x15/0x70
[ 435.113545][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 435.113607][ C1] RIP: 0033:0x7fdbb5555789
[ 435.113643][ C1] 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
[ 435.113680][ C1] RSP: 002b:00007fdbb5512218 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 435.113723][ C1] RAX: ffffffffffffffda RBX: 00007fdbb55dd6c8 RCX: 00007fdbb5555789
[ 435.113757][ C1] RDX: 00000000000000b6 RSI: 0000000020001fc0 RDI: 0000000000000004
[ 435.113786][ C1] RBP: 00007fdbb55dd6c0 R08: 0000000000000000 R09: 0000000000000000
[ 435.113816][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdbb55a907e
[ 435.113845][ C1] R13: 00007fdbb55a90e0 R14: 0030656c69662f2e R15: 0031656c69662f2e
[ 435.113918][ C1]
[ 435.113941][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 3.254 msecs
[ 435.129568][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 435.572058][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.173-syzkaller #0
[ 435.580130][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 435.590253][ T27] Call Trace:
[ 435.593598][ T27]
[ 435.596611][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 435.601536][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 435.607293][ T27] ? panic+0x860/0x860
[ 435.611488][ T27] panic+0x318/0x860
[ 435.615474][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 435.621206][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 435.627456][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 435.632760][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 435.639047][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 435.645300][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 435.651564][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 435.657815][ T27] watchdog+0xeb0/0xeb0
[ 435.662329][ T27] kthread+0x3f6/0x4f0
[ 435.666489][ T27] ? hungtask_pm_notify+0x50/0x50
[ 435.671606][ T27] ? kthread_blkcg+0xd0/0xd0
[ 435.676286][ T27] ret_from_fork+0x1f/0x30
[ 435.681011][ T27]
[ 435.684391][ T27] Kernel Offset: disabled
[ 435.688855][ T27] Rebooting in 86400 seconds..