Warning: Permanently added '10.128.0.225' (ED25519) to the list of known hosts. 2025/02/20 09:33:33 ignoring optional flag "sandboxArg"="0" 2025/02/20 09:33:33 ignoring optional flag "type"="gce" 2025/02/20 09:33:33 parsed 1 programs 2025/02/20 09:33:34 executed programs: 0 [ 47.690919][ T1354] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 48.686451][ T1775] loop0: detected capacity change from 0 to 32768 [ 48.765247][ T1775] gfs2: fsid=(œ[{{{+: Trying to join cluster "lock_nolock", "(œ[{{{+" [ 48.773458][ T1775] gfs2: fsid=(œ[{{{+: Now mounting FS (format 0)... [ 48.781400][ T1775] gfs2: fsid=(œ[{{{+.0: journal 0 mapped with 22 extents in 0ms [ 48.789441][ T1337] gfs2: fsid=(œ[{{{+.0: jid=0, already locked for use [ 48.796213][ T1337] gfs2: fsid=(œ[{{{+.0: jid=0: Looking at journal... [ 48.810292][ T1337] gfs2: fsid=(œ[{{{+.0: jid=0: Journal head lookup took 14ms [ 48.817739][ T1337] gfs2: fsid=(œ[{{{+.0: jid=0: Done [ 48.823013][ T1775] gfs2: fsid=(œ[{{{+.0: first mount done, others may mount [ 210.884946][ T25] INFO: task syz-executor.0:1360 blocked for more than 143 seconds. [ 210.892938][ T25] Not tainted 5.15.178-syzkaller #0 [ 210.898712][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 210.907385][ T25] task:syz-executor.0 state:D stack:11544 pid: 1360 ppid: 1 flags:0x00000006 [ 210.916661][ T25] Call Trace: [ 210.919935][ T25] [ 210.922857][ T25] __schedule+0x2b8/0x790 [ 210.927200][ T25] ? out_of_line_wait_on_bit_lock+0xb0/0xb0 [ 210.933079][ T25] schedule+0x53/0x90 [ 210.937097][ T25] bit_wait+0x8/0x50 [ 210.941071][ T25] __wait_on_bit+0x23/0x80 [ 210.945496][ T25] out_of_line_wait_on_bit+0x90/0xb0 [ 210.950784][ T25] ? var_wake_function+0x20/0x20 [ 210.955719][ T25] gfs2_glock_wait+0x2f/0x70 [ 210.960290][ T25] __gfs2_lookup+0x65/0x120 [ 210.964763][ T25] ? __gfs2_lookup+0x5d/0x120 [ 210.969434][ T25] __lookup_slow+0xf4/0x1d0 [ 210.973915][ T25] walk_component+0x14c/0x1c0 [ 210.978601][ T25] path_lookupat+0x69/0x1b0 [ 210.983105][ T25] filename_lookup+0xc6/0x1d0 [ 210.987804][ T25] ? __check_object_size+0x95/0x170 [ 210.992978][ T25] ? strncpy_from_user+0x5e/0x150 [ 210.998031][ T25] ? getname_flags.part.0+0x40/0x1a0 [ 211.003291][ T25] user_path_at_empty+0x35/0x50 [ 211.008131][ T25] __x64_sys_umount+0x40/0x80 [ 211.012781][ T25] ? __context_tracking_exit+0x61/0x90 [ 211.018234][ T25] ? syscall_enter_from_user_mode+0x36/0x50 [ 211.024102][ T25] do_syscall_64+0x33/0x80 [ 211.028502][ T25] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 211.034464][ T25] RIP: 0033:0x7f3810fe3197 [ 211.038889][ T25] RSP: 002b:00007ffeed8ee788 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 211.047302][ T25] RAX: ffffffffffffffda RBX: 00007f381102d3b9 RCX: 00007f3810fe3197 [ 211.055271][ T25] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeed8ee840 [ 211.063219][ T25] RBP: 00007ffeed8ee840 R08: 0000000000000000 R09: 0000000000000000 [ 211.071181][ T25] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffeed8ef930 [ 211.079147][ T25] R13: 00007f381102d3b9 R14: 00005555783e1430 R15: 0000000000000002 [ 211.087392][ T25] [ 211.090418][ T25] [ 211.090418][ T25] Showing all locks held in the system: [ 211.098131][ T25] 1 lock held by khungtaskd/25: [ 211.102958][ T25] #0: ffffffff82ddba00 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x15/0xf2 [ 211.112684][ T25] 2 locks held by getty/822: [ 211.117266][ T25] #0: ffff88810a1ab098 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x1f/0x50 [ 211.126980][ T25] #1: ffffc9000175f2e8 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x4eb/0x610 [ 211.136948][ T25] 1 lock held by syz-executor.0/1360: [ 211.142285][ T25] #0: ffff88817deda068 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x13d/0x1c0 [ 211.152601][ T25] [ 211.154947][ T25] ============================================= [ 211.154947][ T25] [ 211.163454][ T25] NMI backtrace for cpu 1 [ 211.167750][ T25] CPU: 1 PID: 25 Comm: khungtaskd Not tainted 5.15.178-syzkaller #0 [ 211.175823][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 211.186207][ T25] Call Trace: [ 211.189471][ T25] [ 211.192383][ T25] dump_stack_lvl+0x41/0x5e [ 211.196860][ T25] nmi_cpu_backtrace.cold+0x32/0x80 [ 211.202026][ T25] ? lapic_can_unplug_cpu+0x80/0x80 [ 211.207202][ T25] nmi_trigger_cpumask_backtrace+0x81/0x90 [ 211.212990][ T25] watchdog+0x47f/0x4b0 [ 211.217177][ T25] ? hungtask_pm_notify+0x30/0x30 [ 211.222180][ T25] kthread+0x10b/0x130 [ 211.226241][ T25] ? set_kthread_struct+0x40/0x40 [ 211.231343][ T25] ret_from_fork+0x1f/0x30 [ 211.235845][ T25] [ 211.238899][ T25] Sending NMI from CPU 1 to CPUs 0: [ 211.244226][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x4b/0x60 [ 211.245215][ T25] Kernel panic - not syncing: hung_task: blocked tasks [ 211.259872][ T25] Kernel Offset: disabled [ 211.264191][ T25] Rebooting in 86400 seconds..