Warning: Permanently added '10.128.1.11' (ED25519) to the list of known hosts. executing program [ 40.525573][ T4023] loop0: detected capacity change from 0 to 32768 [ 40.624370][ T4023] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 40.626489][ T4023] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 40.634035][ T4023] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 40.637919][ T1960] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 40.639733][ T1960] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 40.672725][ T1960] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 32ms [ 40.675044][ T1960] gfs2: fsid=syz:syz.0: jid=0: Done [ 40.676582][ T4023] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 40.745208][ T4023] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 74.742408][ T1533] cfg80211: failed to load regulatory.db [ 284.660989][ T27] INFO: task kworker/0:1H:227 blocked for more than 143 seconds. [ 284.662980][ T27] Not tainted 5.15.164-syzkaller #0 [ 284.664341][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.666372][ T27] task:kworker/0:1H state:D stack: 0 pid: 227 ppid: 2 flags:0x00000008 [ 284.668584][ T27] Workqueue: glock_workqueue glock_work_func [ 284.670014][ T27] Call trace: [ 284.670917][ T27] __switch_to+0x308/0x5e8 [ 284.672047][ T27] __schedule+0xf10/0x1e48 [ 284.673109][ T27] schedule+0x11c/0x1c8 [ 284.674104][ T27] rwsem_down_write_slowpath+0xd94/0x17e0 [ 284.675483][ T27] down_write+0xe8/0x12c [ 284.676482][ T27] freeze_super+0x5c/0x388 [ 284.677532][ T27] freeze_go_sync+0x128/0x31c [ 284.678668][ T27] do_xmote+0x304/0x1054 [ 284.679692][ T27] run_queue+0x3f8/0x6bc [ 284.680734][ T27] glock_work_func+0x27c/0x470 [ 284.682003][ T27] process_one_work+0x790/0x11b8 [ 284.683187][ T27] worker_thread+0x910/0x1034 [ 284.684308][ T27] kthread+0x37c/0x45c [ 284.685290][ T27] ret_from_fork+0x10/0x20 [ 284.686426][ T27] INFO: task syz-executor386:4023 blocked for more than 143 seconds. [ 284.688387][ T27] Not tainted 5.15.164-syzkaller #0 [ 284.689707][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.691856][ T27] task:syz-executor386 state:D stack: 0 pid: 4023 ppid: 4022 flags:0x0000000d [ 284.694083][ T27] Call trace: [ 284.694854][ T27] __switch_to+0x308/0x5e8 [ 284.695920][ T27] __schedule+0xf10/0x1e48 [ 284.696992][ T27] schedule+0x11c/0x1c8 [ 284.697977][ T27] schedule_timeout+0xb8/0x344 [ 284.699127][ T27] do_wait_for_common+0x214/0x388 [ 284.700366][ T27] wait_for_completion+0x4c/0x64 [ 284.701623][ T27] flush_workqueue+0x580/0x11c4 [ 284.702794][ T27] gfs2_gl_hash_clear+0xd4/0x2f4 [ 284.703976][ T27] gfs2_fill_super+0x1b9c/0x2010 [ 284.705152][ T27] get_tree_bdev+0x360/0x54c [ 284.706260][ T27] gfs2_get_tree+0x54/0x1b4 [ 284.707311][ T27] vfs_get_tree+0x90/0x274 [ 284.708395][ T27] do_new_mount+0x278/0x8fc [ 284.709484][ T27] path_mount+0x594/0x101c [ 284.710548][ T27] __arm64_sys_mount+0x510/0x5e0 [ 284.711811][ T27] invoke_syscall+0x98/0x2b8 [ 284.712919][ T27] el0_svc_common+0x138/0x258 [ 284.714049][ T27] do_el0_svc+0x58/0x14c [ 284.715103][ T27] el0_svc+0x7c/0x1f0 [ 284.716064][ T27] el0t_64_sync_handler+0x84/0xe4 [ 284.717316][ T27] el0t_64_sync+0x1a0/0x1a4 [ 284.718416][ T27] [ 284.718416][ T27] Showing all locks held in the system: [ 284.720286][ T27] 1 lock held by khungtaskd/27: [ 284.721520][ T27] #0: ffff800014c91660 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 284.723802][ T27] 3 locks held by kworker/0:1H/227: [ 284.725034][ T27] #0: ffff0000c6837d38 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 [ 284.727791][ T27] #1: ffff80001c027c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 284.730680][ T27] #2: ffff0000c8f1a0e0 (&type->s_umount_key#41){+.+.}-{3:3}, at: freeze_super+0x5c/0x388 [ 284.733267][ T27] 1 lock held by klogd/3629: [ 284.734395][ T27] #0: ffff0001b47e8958 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x328/0x1e48 [ 284.736587][ T27] 2 locks held by getty/3779: [ 284.737734][ T27] #0: ffff0000d3786098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 284.740075][ T27] #1: ffff800018fd32e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 [ 284.742617][ T27] 1 lock held by syz-executor386/4023: [ 284.743944][ T27] #0: ffff0000c8f1a0e0 (&type->s_umount_key#40/1){+.+.}-{3:3}, at: alloc_super+0x1b8/0x844 [ 284.746441][ T27] [ 284.746977][ T27] ============================================= [ 284.746977][ T27] [ 284.748979][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 284.750611][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.164-syzkaller #0 [ 284.752565][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 284.755036][ T27] Call trace: [ 284.755842][ T27] dump_backtrace+0x0/0x530 [ 284.756973][ T27] show_stack+0x2c/0x3c [ 284.758003][ T27] dump_stack_lvl+0x108/0x170 [ 284.759143][ T27] dump_stack+0x1c/0x58 [ 284.760154][ T27] panic+0x304/0x8bc [ 284.761240][ T27] hung_task_panic+0x0/0x2c [ 284.762404][ T27] kthread+0x37c/0x45c [ 284.763479][ T27] ret_from_fork+0x10/0x20 [ 284.764571][ T27] SMP: stopping secondary CPUs [ 284.765800][ T27] Kernel Offset: disabled [ 284.766884][ T27] CPU features: 0x0,000081c1,21302e40 [ 284.768212][ T27] Memory Limit: none [ 285.115591][ T27] Rebooting in 86400 seconds..