Warning: Permanently added '10.128.10.17' (ED25519) to the list of known hosts.
executing program
[ 140.518248][ T4262] loop0: detected capacity change from 0 to 2048
[ 140.544438][ T4264] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[ 140.602116][ T4262] loop0: detected capacity change from 2048 to 11
[ 286.432143][ T28] INFO: task syz-executor308:4262 blocked for more than 143 seconds.
[ 286.440406][ T28] Tainted: G W 6.1.122-syzkaller #0
[ 286.448390][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.457484][ T28] task:syz-executor308 state:D stack:22624 pid:4262 ppid:4261 flags:0x00004006
[ 286.467330][ T28] Call Trace:
[ 286.470661][ T28] <TASK>
[ 286.474130][ T28] __schedule+0x143f/0x4570
[ 286.478728][ T28] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 286.485190][ T28] ? release_firmware_map_entry+0x186/0x186
[ 286.491133][ T28] ? prepare_to_wait_event+0x3b5/0x3f0
[ 286.497181][ T28] schedule+0xbf/0x180
[ 286.501547][ T28] wb_wait_for_completion+0x162/0x290
[ 286.506970][ T28] ? __bpf_trace_writeback_inode_template+0x20/0x20
[ 286.514013][ T28] ? wake_bit_function+0x210/0x210
[ 286.519179][ T28] ? up_write+0x19d/0x580
[ 286.523902][ T28] sync_inodes_sb+0x28f/0xb10
[ 286.528627][ T28] ? filemap_fdatawrite_wbc+0xaf/0x180
[ 286.534629][ T28] ? filemap_flush+0x11a/0x170
[ 286.539441][ T28] ? try_to_writeback_inodes_sb+0xb0/0xb0
[ 286.545550][ T28] ? nilfs_sync_fs+0x5c4/0x760
[ 286.550378][ T28] ? get_nr_dirty_inodes+0x2ab/0x2e0
[ 286.556125][ T28] sync_filesystem+0x16b/0x220
[ 286.560951][ T28] nilfs_remount+0x56/0x420
[ 286.565820][ T28] ? hook_sb_remount+0x19/0xc0
[ 286.570627][ T28] reconfigure_super+0x43a/0x870
[ 286.576265][ T28] path_mount+0xe69/0x1090
[ 286.580742][ T28] __se_sys_mount+0x2d5/0x3c0
[ 286.585820][ T28] ? __x64_sys_mount+0xc0/0xc0
[ 286.590640][ T28] ? syscall_enter_from_user_mode+0x2e/0x230
[ 286.597102][ T28] ? lockdep_hardirqs_on+0x94/0x130
[ 286.602603][ T28] ? __x64_sys_mount+0x1c/0xc0
[ 286.607414][ T28] do_syscall_64+0x3b/0xb0
[ 286.612290][ T28] ? clear_bhb_loop+0x45/0xa0
[ 286.617013][ T28] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 286.623319][ T28] RIP: 0033:0x7fbd6a0a83ea
[ 286.627772][ T28] RSP: 002b:00007ffc47096b08 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
[ 286.636656][ T28] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd6a0a83ea
[ 286.644946][ T28] RDX: 0000000020000180 RSI: 0000000020000100 RDI: 0000000000000000
[ 286.653281][ T28] RBP: 0000000020000100 R08: 00007ffc47096ba0 R09: 0000000000000000
[ 286.661605][ T28] R10: 0000000001a4243c R11: 0000000000000286 R12: 0000000020000180
[ 286.669623][ T28] R13: 00007ffc47096ba0 R14: 0000000000000000 R15: 0000000020002d80
[ 286.678101][ T28] </TASK>
[ 286.681745][ T28]
[ 286.681745][ T28] Showing all locks held in the system:
[ 286.689489][ T28] 1 lock held by rcu_tasks_kthre/12:
[ 286.695438][ T28] #0: ffffffff8d32b290 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x34/0xde0
[ 286.706274][ T28] 1 lock held by rcu_tasks_trace/13:
[ 286.711847][ T28] #0: ffffffff8d32bab0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x34/0xde0
[ 286.723223][ T28] 1 lock held by khungtaskd/28:
[ 286.728095][ T28] #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290
[ 286.738382][ T28] 2 locks held by kworker/u4:3/46:
[ 286.743766][ T28] #0: ffff888019e6c938 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x7a9/0x11d0
[ 286.754717][ T28] #1: ffffc90000b77d20 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x7a9/0x11d0
[ 286.766930][ T28] 2 locks held by getty/4010:
[ 286.771893][ T28] #0: ffff88814d790098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 286.782324][ T28] #1: ffffc9000325e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0
[ 286.793042][ T28] 2 locks held by syz-executor308/4262:
[ 286.798613][ T28] #0: ffff8880733d60e0 (&type->s_umount_key#42){+.+.}-{3:3}, at: path_mount+0xe26/0x1090
[ 286.809136][ T28] #1: ffff8881443e87d0 (&bdi->wb_switch_rwsem){+.+.}-{3:3}, at: sync_inodes_sb+0x270/0xb10
[ 286.819689][ T28] 1 lock held by segctord/4264:
[ 286.825218][ T28]
[ 286.827577][ T28] =============================================
[ 286.827577][ T28]
[ 286.836573][ T28] NMI backtrace for cpu 0
[ 286.840944][ T28] CPU: 0 PID: 28 Comm: khungtaskd Tainted: G W 6.1.122-syzkaller #0
[ 286.850357][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 286.860615][ T28] Call Trace:
[ 286.863916][ T28] <TASK>
[ 286.866868][ T28] dump_stack_lvl+0x1e3/0x2cb
[ 286.871588][ T28] ? nf_tcp_handle_invalid+0x642/0x642
[ 286.877085][ T28] ? panic+0x764/0x764
[ 286.881178][ T28] ? vprintk_emit+0x622/0x740
[ 286.885892][ T28] ? printk_sprint+0x490/0x490
[ 286.890699][ T28] ? nmi_cpu_backtrace+0x252/0x560
[ 286.895855][ T28] nmi_cpu_backtrace+0x4e1/0x560
[ 286.900836][ T28] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0
[ 286.907030][ T28] ? _printk+0xd1/0x111
[ 286.911215][ T28] ? panic+0x764/0x764
[ 286.915320][ T28] ? __wake_up_klogd+0xcc/0x100
[ 286.920249][ T28] ? panic+0x764/0x764
[ 286.924349][ T28] ? nmi_trigger_cpumask_backtrace+0xe0/0x3f0
[ 286.930458][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.936549][ T28] nmi_trigger_cpumask_backtrace+0x1ae/0x3f0
[ 286.942572][ T28] watchdog+0xf88/0xfd0
[ 286.946771][ T28] ? watchdog+0x1f8/0xfd0
[ 286.951141][ T28] kthread+0x28d/0x320
[ 286.955234][ T28] ? hungtask_pm_notify+0x50/0x50
[ 286.960299][ T28] ? kthread_blkcg+0xd0/0xd0
[ 286.964917][ T28] ret_from_fork+0x1f/0x30
[ 286.969383][ T28] </TASK>
[ 286.972667][ T28] Sending NMI from CPU 0 to CPUs 1:
[ 286.977912][ C1] NMI backtrace for cpu 1
[ 286.977933][ C1] CPU: 1 PID: 4264 Comm: segctord Tainted: G W 6.1.122-syzkaller #0
[ 286.977951][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 286.977961][ C1] RIP: 0010:clear_page_erms+0x7/0x10
[ 286.977990][ C1] Code: 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 0f 1f 80 00 00 00 00 b9 00 10 00 00 31 c0 <f3> aa c3 66 0f 1f 44 00 00 89 c8 48 c1 e9 03 74 18 0f 1f 84 00 00
[ 286.978007][ C1] RSP: 0018:ffffc90003df7180 EFLAGS: 00010246
[ 286.978023][ C1] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000d40
[ 286.978033][ C1] RDX: ffff88806371b000 RSI: 0000000000000001 RDI: ffff88806371b2c0
[ 286.978045][ C1] RBP: 0000000000000002 R08: dffffc0000000000 R09: ffffed100c6e3400
[ 286.978056][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
[ 286.978067][ C1] R13: 0000000000000000 R14: ffffea00018dc680 R15: 00000000000d2050
[ 286.978077][ C1] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 286.978091][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 286.978103][ C1] CR2: 000055d8b5184680 CR3: 000000000d08e000 CR4: 00000000003506e0
[ 286.978117][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 286.978126][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 286.978136][ C1] Call Trace:
[ 286.978142][ C1] <NMI>
[ 286.978148][ C1] ? nmi_cpu_backtrace+0x3de/0x560
[ 286.978174][ C1] ? read_lock_is_recursive+0x10/0x10
[ 286.978201][ C1] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0
[ 286.978227][ C1] ? nmi_handle+0x25/0x440
[ 286.978260][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 286.978276][ C1] ? nmi_handle+0x12e/0x440
[ 286.978302][ C1] ? nmi_handle+0x25/0x440
[ 286.978327][ C1] ? clear_page_erms+0x7/0x10
[ 286.978350][ C1] ? default_do_nmi+0x62/0x150
[ 286.978367][ C1] ? exc_nmi+0xa8/0x100
[ 286.978382][ C1] ? end_repeat_nmi+0x16/0x31
[ 286.978402][ C1] ? clear_page_erms+0x7/0x10
[ 286.978426][ C1] ? clear_page_erms+0x7/0x10
[ 286.978451][ C1] ? clear_page_erms+0x7/0x10
[ 286.978474][ C1] </NMI>
[ 286.978479][ C1] <TASK>
[ 286.978483][ C1] post_alloc_hook+0x145/0x1b0
[ 286.978501][ C1] get_page_from_freelist+0x3731/0x38d0
[ 286.978524][ C1] ? reacquire_held_locks+0x660/0x660
[ 286.978553][ C1] ? kasan_set_track+0x60/0x70
[ 286.978569][ C1] ? reacquire_held_locks+0x660/0x660
[ 286.978583][ C1] ? nilfs_segctor_abort_construction+0xdfd/0xea0
[ 286.978608][ C1] ? nilfs_segctor_construct+0x181/0x6a0
[ 286.978632][ C1] ? mark_lock+0x9a/0x340
[ 286.978660][ C1] ? __alloc_pages+0x770/0x770
[ 286.978677][ C1] ? prepare_alloc_pages+0x1d9/0x5b0
[ 286.978698][ C1] __alloc_pages+0x28d/0x770
[ 286.978716][ C1] ? zone_statistics+0x160/0x160
[ 286.978738][ C1] ? alloc_pages+0x50c/0x770
[ 286.978756][ C1] alloc_slab_page+0x6a/0x150
[ 286.978780][ C1] new_slab+0x84/0x2d0
[ 286.978804][ C1] ___slab_alloc+0xc20/0x1270
[ 286.978827][ C1] ? nilfs_segbuf_new+0x4a/0x260
[ 286.978849][ C1] kmem_cache_alloc+0x1a5/0x2d0
[ 286.978869][ C1] ? nilfs_segbuf_new+0x4a/0x260
[ 286.978890][ C1] nilfs_segbuf_new+0x4a/0x260
[ 286.978911][ C1] nilfs_segctor_do_construct+0xb84/0x7100
[ 286.978935][ C1] ? mark_lock+0x9a/0x340
[ 286.978988][ C1] ? __lock_acquire+0x125b/0x1f80
[ 286.979011][ C1] ? nilfs_transaction_unlock+0x210/0x210
[ 286.979047][ C1] ? nilfs_segctor_confirm+0x24c/0x2d0
[ 286.979071][ C1] ? __lock_acquire+0x1f80/0x1f80
[ 286.979094][ C1] ? do_raw_spin_lock+0x14a/0x370
[ 286.979115][ C1] ? do_raw_spin_unlock+0x137/0x8a0
[ 286.979135][ C1] ? _raw_spin_unlock+0x24/0x40
[ 286.979156][ C1] ? nilfs_segctor_confirm+0x24c/0x2d0
[ 286.979181][ C1] nilfs_segctor_construct+0x181/0x6a0
[ 286.979207][ C1] nilfs_segctor_thread+0x552/0x11a0
[ 286.979244][ C1] ? nilfs_iput_work_func+0x70/0x70
[ 286.979267][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 286.979292][ C1] ? release_firmware_map_entry+0x186/0x186
[ 286.979309][ C1] ? wake_bit_function+0x210/0x210
[ 286.979333][ C1] ? _raw_spin_unlock+0x40/0x40
[ 286.979356][ C1] ? __kthread_parkme+0x168/0x1c0
[ 286.979383][ C1] kthread+0x28d/0x320
[ 286.979398][ C1] ? nilfs_iput_work_func+0x70/0x70
[ 286.979420][ C1] ? kthread_blkcg+0xd0/0xd0
[ 286.979436][ C1] ret_from_fork+0x1f/0x30
[ 286.979465][ C1] </TASK>
[ 286.979471][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.559 msecs
[ 286.980667][ T28] Kernel panic - not syncing: hung_task: blocked tasks
[ 287.425811][ T28] CPU: 0 PID: 28 Comm: khungtaskd Tainted: G W 6.1.122-syzkaller #0
[ 287.435208][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 287.445290][ T28] Call Trace:
[ 287.448585][ T28] <TASK>
[ 287.451535][ T28] dump_stack_lvl+0x1e3/0x2cb
[ 287.456256][ T28] ? nf_tcp_handle_invalid+0x642/0x642
[ 287.461751][ T28] ? panic+0x764/0x764
[ 287.465842][ T28] ? llist_add_batch+0x160/0x1d0
[ 287.470896][ T28] ? vscnprintf+0x59/0x80
[ 287.475256][ T28] panic+0x318/0x764
[ 287.479176][ T28] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0
[ 287.485362][ T28] ? memcpy_page_flushcache+0xfc/0xfc
[ 287.490768][ T28] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0
[ 287.496953][ T28] ? nmi_trigger_cpumask_backtrace+0x338/0x3f0
[ 287.503143][ T28] ? nmi_trigger_cpumask_backtrace+0x33d/0x3f0
[ 287.509333][ T28] watchdog+0xfc7/0xfd0
[ 287.513526][ T28] ? watchdog+0x1f8/0xfd0
[ 287.517884][ T28] kthread+0x28d/0x320
[ 287.521970][ T28] ? hungtask_pm_notify+0x50/0x50
[ 287.527021][ T28] ? kthread_blkcg+0xd0/0xd0
[ 287.531631][ T28] ret_from_fork+0x1f/0x30
[ 287.536087][ T28] </TASK>
[ 287.539505][ T28] Kernel Offset: disabled
[ 287.543839][ T28] Rebooting in 86400 seconds..