Warning: Permanently added '10.128.1.120' (ED25519) to the list of known hosts. executing program [ 298.753517][ T4245] loop0: detected capacity change from 0 to 32768 [ 298.760002][ T4245] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 298.762090][ T4245] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 298.780967][ T4245] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 298.784515][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 298.786204][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 571.376627][ T28] INFO: task kworker/0:0:7 blocked for more than 143 seconds. [ 571.378533][ T28] Not tainted 6.1.91-syzkaller #0 [ 571.379918][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 571.381910][ T28] task:kworker/0:0 state:D stack:0 pid:7 ppid:2 flags:0x00000008 [ 571.384078][ T28] Workqueue: gfs_recovery gfs2_recover_func [ 571.385469][ T28] Call trace: [ 571.386231][ T28] __switch_to+0x320/0x754 [ 571.387353][ T28] __schedule+0xee4/0x1c98 [ 571.388325][ T28] schedule+0xc4/0x170 [ 571.389235][ T28] io_schedule+0x8c/0x188 [ 571.390183][ T28] folio_wait_bit_common+0x65c/0xb90 [ 571.391440][ T28] folio_wait_bit+0x30/0x40 [ 571.392487][ T28] gfs2_jhead_process_page+0x150/0x5c0 [ 571.393739][ T28] gfs2_find_jhead+0xa58/0xbe0 [ 571.394843][ T28] gfs2_recover_func+0x550/0x18f0 [ 571.396006][ T28] process_one_work+0x7ac/0x1404 [ 571.397264][ T28] worker_thread+0x8e4/0xfec [ 571.398238][ T28] kthread+0x250/0x2d8 [ 571.399155][ T28] ret_from_fork+0x10/0x20 [ 571.400246][ T28] INFO: task syz-executor149:4245 blocked for more than 143 seconds. [ 571.402098][ T28] Not tainted 6.1.91-syzkaller #0 [ 571.403398][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 571.405487][ T28] task:syz-executor149 state:D stack:0 pid:4245 ppid:4244 flags:0x0000000d [ 571.407841][ T28] Call trace: [ 571.408627][ T28] __switch_to+0x320/0x754 [ 571.409607][ T28] __schedule+0xee4/0x1c98 [ 571.410594][ T28] schedule+0xc4/0x170 [ 571.411607][ T28] bit_wait+0x1c/0xac [ 571.412570][ T28] out_of_line_wait_on_bit+0x208/0x334 [ 571.413910][ T28] gfs2_recover_journal+0xd8/0x150 [ 571.415108][ T28] init_journal+0x14ac/0x2054 [ 571.416185][ T28] init_inodes+0xe0/0x2d8 [ 571.417338][ T28] gfs2_fill_super+0x1608/0x1f9c [ 571.418486][ T28] get_tree_bdev+0x360/0x54c [ 571.419518][ T28] gfs2_get_tree+0x54/0x1b4 [ 571.420557][ T28] vfs_get_tree+0x90/0x274 [ 571.421577][ T28] do_new_mount+0x278/0x8fc [ 571.422597][ T28] path_mount+0x590/0xe5c [ 571.423547][ T28] __arm64_sys_mount+0x45c/0x594 [ 571.424692][ T28] invoke_syscall+0x98/0x2c0 [ 571.425763][ T28] el0_svc_common+0x138/0x258 [ 571.426873][ T28] do_el0_svc+0x64/0x218 [ 571.427903][ T28] el0_svc+0x58/0x168 [ 571.428832][ T28] el0t_64_sync_handler+0x84/0xf0 [ 571.429959][ T28] el0t_64_sync+0x18c/0x190 [ 571.431071][ T28] [ 571.431071][ T28] Showing all locks held in the system: [ 571.432877][ T28] 2 locks held by kworker/0:0/7: [ 571.434043][ T28] #0: ffff0000c7555938 ((wq_completion)gfs_recovery){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 [ 571.436820][ T28] #1: ffff800019e17c20 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 [ 571.439425][ T28] 1 lock held by rcu_tasks_kthre/12: [ 571.440639][ T28] #0: ffff800015a24e70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 571.443219][ T28] 1 lock held by rcu_tasks_trace/13: [ 571.444447][ T28] #0: ffff800015a25670 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 571.447189][ T28] 1 lock held by khungtaskd/28: [ 571.448342][ T28] #0: ffff800015a24ca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 571.450549][ T28] 2 locks held by getty/3996: [ 571.451613][ T28] #0: ffff0000d611a098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 571.453881][ T28] #1: ffff80001bd002f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 [ 571.456238][ T28] 1 lock held by syz-executor149/4245: [ 571.457615][ T28] #0: ffff0000c5fec0e0 (&type->s_umount_key#39/1){+.+.}-{3:3}, at: alloc_super+0x1b4/0x824 [ 571.460049][ T28] [ 571.460606][ T28] ============================================= [ 571.460606][ T28] [ 571.462494][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 571.464036][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.91-syzkaller #0 [ 571.465839][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 571.468182][ T28] Call trace: [ 571.468970][ T28] dump_backtrace+0x1c8/0x1f4 [ 571.470113][ T28] show_stack+0x2c/0x3c [ 571.471110][ T28] dump_stack_lvl+0x108/0x170 [ 571.472201][ T28] dump_stack+0x1c/0x58 [ 571.473232][ T28] panic+0x300/0x804 [ 571.474179][ T28] hung_task_panic+0x0/0x2c [ 571.475274][ T28] kthread+0x250/0x2d8 [ 571.476236][ T28] ret_from_fork+0x10/0x20 [ 571.477243][ T28] SMP: stopping secondary CPUs [ 571.478402][ T28] Kernel Offset: disabled [ 571.479481][ T28] CPU features: 0x00000,02070084,26017203 [ 571.480806][ T28] Memory Limit: none [ 571.776493][ T28] Rebooting in 86400 seconds..