Warning: Permanently added '10.128.0.112' (ECDSA) to the list of known hosts. executing program [ 863.454969][ T3129] loop0: detected capacity change from 0 to 65536 [ 863.460103][ T3129] XFS (loop0): Deprecated V4 format (crc=0) will not be supported after September 2030. [ 863.463162][ T3129] XFS (loop0): Mounting V4 Filesystem [ 863.465279][ T3129] XFS (loop0): Log size 256 blocks too small, minimum size is 2880 blocks [ 863.467500][ T3129] XFS (loop0): Log size out of supported range. [ 863.469130][ T3129] XFS (loop0): Continuing onwards, but if log hangs are experienced then please report this message in the bug report. [ 863.491892][ T3129] XFS (loop0): Starting recovery (logdev: internal) [ 863.497316][ T3129] XFS (loop0): Ending recovery (logdev: internal) [ 863.502419][ T3128] XFS (loop0): Unmounting Filesystem [ 1144.814007][ T27] INFO: task syz-executor198:3128 blocked for more than 143 seconds. [ 1144.816249][ T27] Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 [ 1144.818188][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1144.820489][ T27] task:syz-executor198 state:D stack:0 pid:3128 ppid:3126 flags:0x00000008 [ 1144.822885][ T27] Call trace: [ 1144.823729][ T27] __switch_to+0x180/0x298 [ 1144.824979][ T27] __schedule+0x408/0x594 [ 1144.826086][ T27] schedule+0x64/0xa4 [ 1144.827108][ T27] xlog_grant_head_wait+0x118/0x1e0 [ 1144.828469][ T27] xlog_grant_head_check+0x118/0x19c [ 1144.829857][ T27] xfs_log_reserve+0x21c/0x3d8 [ 1144.831116][ T27] xfs_trans_reserve+0x13c/0x260 [ 1144.832389][ T27] xfs_trans_alloc+0x258/0x3d0 [ 1144.833624][ T27] xfs_sync_sb+0x4c/0xcc [ 1144.834808][ T27] xfs_log_quiesce+0x318/0x47c [ 1144.836037][ T27] xfs_log_clean+0x34/0x1ec [ 1144.837191][ T27] xfs_log_unmount+0x24/0x70 [ 1144.838376][ T27] xfs_unmountfs+0xc0/0x14c [ 1144.839533][ T27] xfs_fs_put_super+0x4c/0x138 [ 1144.840777][ T27] generic_shutdown_super+0x94/0x198 [ 1144.842161][ T27] kill_block_super+0x30/0x78 [ 1144.843349][ T27] deactivate_locked_super+0x70/0xe8 [ 1144.844766][ T27] deactivate_super+0xd0/0xd4 [ 1144.845964][ T27] cleanup_mnt+0x184/0x1c0 [ 1144.847133][ T27] __cleanup_mnt+0x20/0x30 [ 1144.848273][ T27] task_work_run+0x100/0x148 [ 1144.849472][ T27] do_notify_resume+0x174/0x1f0 [ 1144.850717][ T27] el0_svc+0x9c/0x150 [ 1144.851752][ T27] el0t_64_sync_handler+0x84/0xf0 [ 1144.853019][ T27] el0t_64_sync+0x190/0x194 [ 1144.854263][ T27] [ 1144.854263][ T27] Showing all locks held in the system: [ 1144.856268][ T27] 1 lock held by rcu_tasks_kthre/11: [ 1144.857610][ T27] #0: ffff80000d4a4768 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 [ 1144.860335][ T27] 1 lock held by rcu_tasks_trace/12: [ 1144.861768][ T27] #0: ffff80000d4a4db8 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 [ 1144.864693][ T27] 1 lock held by khungtaskd/27: [ 1144.865962][ T27] #0: ffff80000d4a4640 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x4/0x48 [ 1144.868372][ T27] 2 locks held by getty/2761: [ 1144.869584][ T27] #0: ffff0000c80ea898 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x28/0x58 [ 1144.872185][ T27] #1: ffff80000f6be2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x19c/0x89c [ 1144.874956][ T27] 1 lock held by syz-executor198/3128: [ 1144.876389][ T27] #0: ffff0000cb66b0e0 (&type->s_umount_key#41){+.+.}-{3:3}, at: deactivate_super+0xc8/0xd4 [ 1144.879068][ T27] [ 1144.879683][ T27] ============================================= [ 1144.879683][ T27] [ 1144.881845][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 1144.883635][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 [ 1144.886234][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1144.888977][ T27] Call trace: [ 1144.889823][ T27] dump_backtrace+0x1c4/0x1f0 [ 1144.891061][ T27] show_stack+0x2c/0x3c [ 1144.892150][ T27] dump_stack_lvl+0x104/0x16c [ 1144.893390][ T27] dump_stack+0x1c/0x58 [ 1144.894479][ T27] panic+0x218/0x508 [ 1144.895516][ T27] hung_task_panic+0x0/0x2c [ 1144.896700][ T27] kthread+0x12c/0x158 [ 1144.897785][ T27] ret_from_fork+0x10/0x20 [ 1144.898964][ T27] SMP: stopping secondary CPUs [ 1144.900257][ T27] Kernel Offset: disabled [ 1144.901391][ T27] CPU features: 0x00000,040e0108,4c017203 [ 1144.902975][ T27] Memory Limit: none [ 1145.136784][ T27] Rebooting in 86400 seconds..