Warning: Permanently added '10.128.0.233' (ED25519) to the list of known hosts. executing program [ 654.586823][ T6277] loop0: detected capacity change from 0 to 32768 [ 654.589497][ T6277] ======================================================= [ 654.589497][ T6277] WARNING: The mand mount option has been deprecated and [ 654.589497][ T6277] and is ignored by this kernel. Remove the mand [ 654.589497][ T6277] option from the mount to silence this warning. [ 654.589497][ T6277] ======================================================= [ 654.600504][ T6277] workqueue: name exceeds WQ_NAME_LEN. Truncating to: gfs2-delete/__Š°"_½z#²˱1 [ 654.605674][ T6277] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: Trying to join cluster "lock_nolock", "__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9" [ 654.609463][ T6277] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: Now mounting FS (format 1801)... [ 654.618483][ T6277] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: journal 0 mapped with 16 extents in 0ms [ 654.623020][ T24] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0, already locked for use [ 654.625704][ T24] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Looking at journal... [ 654.646686][ T24] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Journal head lookup took 20ms [ 654.649760][ T24] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: jid=0: Done [ 654.652314][ T6277] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9.0: first mount done, others may mount [ 858.081730][ T30] INFO: task syz-executor304:6276 blocked for more than 143 seconds. [ 858.083874][ T30] Not tainted 6.9.0-rc3-syzkaller-gb5d2afe8745b #0 [ 858.085707][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.088009][ T30] task:syz-executor304 state:D stack:0 pid:6276 tgid:6276 ppid:6274 flags:0x00000004 [ 858.090737][ T30] Call trace: [ 858.091739][ T30] __switch_to+0x314/0x560 [ 858.092926][ T30] __schedule+0x14bc/0x24ec [ 858.094098][ T30] schedule+0xbc/0x238 [ 858.095156][ T30] bit_wait+0x1c/0xac [ 858.096239][ T30] out_of_line_wait_on_bit+0x208/0x334 [ 858.097648][ T30] gfs2_glock_wait+0xb8/0x298 [ 858.098906][ T30] gfs2_glock_nq+0xcc8/0x169c [ 858.100263][ T30] __gfs2_lookup+0x124/0x270 [ 858.101450][ T30] gfs2_lookup+0x2c/0x3c [ 858.102647][ T30] __lookup_slow+0x250/0x374 [ 858.103861][ T30] lookup_slow+0x60/0x84 [ 858.104998][ T30] walk_component+0x280/0x36c [ 858.106279][ T30] path_lookupat+0x13c/0x3d0 [ 858.107495][ T30] filename_lookup+0x1d4/0x4e0 [ 858.108768][ T30] user_path_at_empty+0x5c/0x84 [ 858.110046][ T30] __arm64_sys_umount+0xf8/0x17c [ 858.111344][ T30] invoke_syscall+0x98/0x2b8 [ 858.112664][ T30] el0_svc_common+0x130/0x23c [ 858.113918][ T30] do_el0_svc+0x48/0x58 [ 858.115016][ T30] el0_svc+0x54/0x168 [ 858.116068][ T30] el0t_64_sync_handler+0x84/0xfc [ 858.117449][ T30] el0t_64_sync+0x190/0x194 [ 858.118624][ T30] [ 858.118624][ T30] Showing all locks held in the system: [ 858.120673][ T30] 1 lock held by khungtaskd/30: [ 858.121998][ T30] #0: ffff80008f057880 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 858.124543][ T30] 2 locks held by getty/5995: [ 858.125772][ T30] #0: ffff0000d20550a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 858.128269][ T30] #1: ffff800097b9b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 [ 858.130986][ T30] 1 lock held by syz-executor304/6276: [ 858.132536][ T30] #0: ffff0000dcd90808 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 858.135200][ T30] [ 858.135802][ T30] ============================================= [ 858.135802][ T30] [ 858.137996][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 858.139756][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.9.0-rc3-syzkaller-gb5d2afe8745b #0 [ 858.142282][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 858.144966][ T30] Call trace: [ 858.145841][ T30] dump_backtrace+0x1b8/0x1e4 [ 858.147137][ T30] show_stack+0x2c/0x3c [ 858.148290][ T30] dump_stack_lvl+0xe4/0x150 [ 858.149538][ T30] dump_stack+0x1c/0x28 [ 858.150654][ T30] panic+0x30c/0x894 [ 858.151718][ T30] hung_task_panic+0x0/0x2c [ 858.152952][ T30] kthread+0x288/0x310 [ 858.154036][ T30] ret_from_fork+0x10/0x20 [ 858.155258][ T30] SMP: stopping secondary CPUs [ 858.156605][ T30] Kernel Offset: disabled [ 858.157767][ T30] CPU features: 0x0,00000103,80100128,42017203 [ 858.159446][ T30] Memory Limit: none [ 858.520346][ T30] Rebooting in 86400 seconds..