Warning: Permanently added '10.128.1.18' (ED25519) to the list of known hosts. executing program [ 663.866737][ T4266] loop0: detected capacity change from 0 to 32768 [ 663.873552][ T4266] gfs2: fsid=„½%b­i’~N-SS“: Trying to join cluster "lock_nolock", "„½%b­i’~N-SS“" [ 663.876317][ T4266] gfs2: fsid=„½%b­i’~N-SS“: Now mounting FS (format 1801)... [ 663.884779][ T4266] gfs2: fsid=„½%b­i’~N-SS“.0: journal 0 mapped with 18 extents in 0ms [ 663.889626][ T3359] gfs2: fsid=„½%b­i’~N-SS“.0: jid=0, already locked for use [ 663.891694][ T3359] gfs2: fsid=„½%b­i’~N-SS“.0: jid=0: Looking at journal... [ 663.921904][ T3359] gfs2: fsid=„½%b­i’~N-SS“.0: jid=0: Journal head lookup took 30ms [ 663.925376][ T3359] gfs2: fsid=„½%b­i’~N-SS“.0: jid=0: Done [ 663.927253][ T4266] gfs2: fsid=„½%b­i’~N-SS“.0: first mount done, others may mount [ 858.097617][ T28] INFO: task syz-executor204:4265 blocked for more than 143 seconds. [ 858.099764][ T28] Not tainted 6.1.79-syzkaller #0 [ 858.101203][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.103332][ T28] task:syz-executor204 state:D stack:0 pid:4265 ppid:4263 flags:0x0000000c [ 858.105694][ T28] Call trace: [ 858.106572][ T28] __switch_to+0x320/0x754 [ 858.107871][ T28] __schedule+0xee4/0x1c98 [ 858.109129][ T28] schedule+0xc4/0x170 [ 858.110217][ T28] schedule_timeout+0x1d8/0x344 [ 858.111529][ T28] gfs2_gl_hash_clear+0x178/0x2e0 [ 858.112811][ T28] gfs2_put_super+0x640/0x6d4 [ 858.113956][ T28] generic_shutdown_super+0x130/0x328 [ 858.115304][ T28] kill_block_super+0x70/0xdc [ 858.116459][ T28] gfs2_kill_sb+0xc0/0xd4 [ 858.117603][ T28] deactivate_locked_super+0xac/0x124 [ 858.118997][ T28] deactivate_super+0xf0/0x110 [ 858.120225][ T28] cleanup_mnt+0x394/0x41c [ 858.121375][ T28] __cleanup_mnt+0x20/0x30 [ 858.122524][ T28] task_work_run+0x240/0x2f0 [ 858.123678][ T28] do_notify_resume+0x2148/0x3474 [ 858.124902][ T28] el0_svc+0x9c/0x168 [ 858.125975][ T28] el0t_64_sync_handler+0x84/0xf0 [ 858.127284][ T28] el0t_64_sync+0x18c/0x190 [ 858.128493][ T28] [ 858.128493][ T28] Showing all locks held in the system: [ 858.130456][ T28] 1 lock held by rcu_tasks_kthre/12: [ 858.131855][ T28] #0: ffff800015a15070 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 858.134635][ T28] 1 lock held by rcu_tasks_trace/13: [ 858.135967][ T28] #0: ffff800015a15870 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 858.138926][ T28] 1 lock held by khungtaskd/28: [ 858.140214][ T28] #0: ffff800015a14ea0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 858.142664][ T28] 2 locks held by getty/3993: [ 858.143907][ T28] #0: ffff0000d5ddd098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 858.146321][ T28] #1: ffff80001bcd02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 [ 858.149129][ T28] 1 lock held by syz-executor204/4265: [ 858.150548][ T28] #0: ffff0000d8ada0e0 (&type->s_umount_key#40){++++}-{3:3}, at: deactivate_super+0xe8/0x110 [ 858.153251][ T28] [ 858.153876][ T28] ============================================= [ 858.153876][ T28] [ 858.155911][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 858.157640][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.79-syzkaller #0 [ 858.159700][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 858.162366][ T28] Call trace: [ 858.163264][ T28] dump_backtrace+0x1c8/0x1f4 [ 858.164528][ T28] show_stack+0x2c/0x3c [ 858.165572][ T28] dump_stack_lvl+0x108/0x170 [ 858.166821][ T28] dump_stack+0x1c/0x58 [ 858.167923][ T28] panic+0x300/0x7fc [ 858.168967][ T28] hung_task_panic+0x0/0x2c [ 858.170169][ T28] kthread+0x250/0x2d8 [ 858.171292][ T28] ret_from_fork+0x10/0x20 [ 858.172563][ T28] SMP: stopping secondary CPUs [ 858.173875][ T28] Kernel Offset: disabled [ 858.175011][ T28] CPU features: 0x00000,02070084,26017203 [ 858.176492][ T28] Memory Limit: none [ 858.510851][ T28] Rebooting in 86400 seconds..