Warning: Permanently added '10.128.0.250' (ED25519) to the list of known hosts. executing program [ 124.474173][ T4309] loop0: detected capacity change from 0 to 32768 [ 124.477159][ T4309] ======================================================= [ 124.477159][ T4309] WARNING: The mand mount option has been deprecated and [ 124.477159][ T4309] and is ignored by this kernel. Remove the mand [ 124.477159][ T4309] option from the mount to silence this warning. [ 124.477159][ T4309] ======================================================= [ 124.489339][ T4309] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: Trying to join cluster "lock_nolock", "__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9" [ 124.492917][ T4309] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: Now mounting FS (format 1801)... [ 124.508068][ T4309] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: journal 0 mapped with 16 extents in 0ms [ 124.512296][ T113] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0, already locked for use [ 124.514903][ T113] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Looking at journal... [ 124.542643][ T113] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Journal head lookup took 27ms [ 124.545627][ T113] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Done [ 124.548419][ T4309] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: first mount done, others may mount [ 284.646583][ T28] INFO: task syz-executor404:4308 blocked for more than 143 seconds. [ 284.648749][ T28] Not tainted 6.1.128-syzkaller #0 [ 284.650142][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.652152][ T28] task:syz-executor404 state:D stack:0 pid:4308 ppid:4306 flags:0x00000004 [ 284.654329][ T28] Call trace: [ 284.655065][ T28] __switch_to+0x308/0x598 [ 284.656095][ T28] __schedule+0xef4/0x1d44 [ 284.657325][ T28] schedule+0xc4/0x170 [ 284.658327][ T28] bit_wait+0x1c/0xac [ 284.659221][ T28] out_of_line_wait_on_bit+0x208/0x334 [ 284.660485][ T28] gfs2_glock_wait+0xb8/0x298 [ 284.661577][ T28] gfs2_glock_nq+0xa90/0x11d8 [ 284.662675][ T28] __gfs2_lookup+0x140/0x28c [ 284.663760][ T28] gfs2_lookup+0x2c/0x3c [ 284.664748][ T28] __lookup_slow+0x250/0x374 [ 284.665794][ T28] lookup_slow+0x60/0x84 [ 284.666868][ T28] walk_component+0x280/0x36c [ 284.667947][ T28] path_lookupat+0x13c/0x3d0 [ 284.669044][ T28] filename_lookup+0x1d4/0x4e0 [ 284.670144][ T28] user_path_at_empty+0x5c/0x84 [ 284.671177][ T28] __arm64_sys_umount+0xf8/0x17c [ 284.672250][ T28] invoke_syscall+0x98/0x2bc [ 284.673416][ T28] el0_svc_common+0x138/0x258 [ 284.674477][ T28] do_el0_svc+0x58/0x13c [ 284.675407][ T28] el0_svc+0x58/0x168 [ 284.676389][ T28] el0t_64_sync_handler+0x84/0xf0 [ 284.677611][ T28] el0t_64_sync+0x18c/0x190 [ 284.678591][ T28] [ 284.678591][ T28] Showing all locks held in the system: [ 284.680312][ T28] 1 lock held by rcu_tasks_kthre/12: [ 284.681470][ T28] #0: ffff800015c65530 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 284.683834][ T28] 1 lock held by rcu_tasks_trace/13: [ 284.685037][ T28] #0: ffff800015c65d30 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 284.687607][ T28] 1 lock held by khungtaskd/28: [ 284.688649][ T28] #0: ffff800015c65360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 284.690861][ T28] 2 locks held by getty/4055: [ 284.691946][ T28] #0: ffff0000d62da098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 284.694111][ T28] #1: ffff80001d8602f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 [ 284.696498][ T28] 1 lock held by syz-executor404/4308: [ 284.697742][ T28] #0: ffff0000c652a2e8 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 284.700014][ T28] [ 284.700567][ T28] ============================================= [ 284.700567][ T28] [ 284.702567][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 284.704053][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.128-syzkaller #0 [ 284.705895][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 284.708238][ T28] Call trace: [ 284.709008][ T28] dump_backtrace+0x1c8/0x1f4 [ 284.710076][ T28] show_stack+0x2c/0x3c [ 284.711012][ T28] dump_stack_lvl+0x108/0x170 [ 284.712077][ T28] dump_stack+0x1c/0x5c [ 284.713042][ T28] panic+0x300/0x804 [ 284.713935][ T28] hung_task_panic+0x0/0x2c [ 284.715004][ T28] kthread+0x250/0x2d8 [ 284.715921][ T28] ret_from_fork+0x10/0x20 [ 284.716936][ T28] SMP: stopping secondary CPUs [ 284.718054][ T28] Kernel Offset: disabled [ 284.719068][ T28] CPU features: 0x080000,02070084,26017203 [ 284.720391][ T28] Memory Limit: none [ 285.011640][ T28] Rebooting in 86400 seconds..