no interfaces have a carrier
[ 61.409244][ T5283] 8021q: adding VLAN 0 to HW filter on device bond0
[ 61.427396][ T5283] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: OK
Starting sshd: OK
syzkaller
syzkaller login: [ 91.323038][ T991] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.10.34' (ED25519) to the list of known hosts.
executing program
[ 149.536668][ T5649] loop0: detected capacity change from 0 to 32768
[ 149.546694][ T5649] =======================================================
[ 149.546694][ T5649] WARNING: The mand mount option has been deprecated and
[ 149.546694][ T5649] and is ignored by this kernel. Remove the mand
[ 149.546694][ T5649] option from the mount to silence this warning.
[ 149.546694][ T5649] =======================================================
[ 149.596531][ T5649] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 149.606512][ T5649] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 149.625931][ T5649] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 149.641527][ T991] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 149.648866][ T991] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 149.714573][ T991] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 65ms
[ 149.723392][ T991] gfs2: fsid=syz:syz.0: jid=0: Done
[ 149.728696][ T5649] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 429.239554][ T32] INFO: task syz-executor427:5648 blocked for more than 143 seconds.
[ 429.247682][ T32] Not tainted syzkaller #0
[ 429.252665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 429.261521][ T32] task:syz-executor427 state:D stack:25736 pid:5648 tgid:5648 ppid:5647 task_flags:0x400100 flags:0x00080000
[ 429.273595][ T32] Call Trace:
[ 429.276879][ T32]
[ 429.279874][ T32] __schedule+0x125c/0x6730
[ 429.284473][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.290183][ T32] ? __pfx___schedule+0x10/0x10
[ 429.295091][ T32] ? find_held_lock+0x2b/0x80
[ 429.299823][ T32] ? schedule+0x225/0x2c0
[ 429.304209][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.309913][ T32] schedule+0xdd/0x2c0
[ 429.314036][ T32] bit_wait+0xd/0xe0
[ 429.317944][ T32] __wait_on_bit+0x65/0x180
[ 429.322575][ T32] ? __pfx_bit_wait+0x10/0x10
[ 429.327417][ T32] out_of_line_wait_on_bit+0xdc/0x110
[ 429.332900][ T32] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 429.338955][ T32] ? __pfx_wake_bit_function+0x10/0x10
[ 429.344521][ T32] gfs2_glock_wait+0xe7/0x330
[ 429.349269][ T32] ? __pfx_gfs2_glock_wait+0x10/0x10
[ 429.354615][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.360379][ T32] gfs2_glock_nq+0xa03/0x14f0
[ 429.365082][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.370827][ T32] __gfs2_lookup+0x118/0x2a0
[ 429.375477][ T32] ? __pfx___gfs2_lookup+0x10/0x10
[ 429.380667][ T32] ? __lookup_slow+0x155/0x320
[ 429.385480][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.391193][ T32] ? down_read+0x13b/0x4c0
[ 429.395643][ T32] ? __pfx_down_read+0x10/0x10
[ 429.400466][ T32] __lookup_slow+0x155/0x320
[ 429.405114][ T32] lookup_slow+0x50/0x70
[ 429.409424][ T32] path_lookupat+0x5e8/0xc40
[ 429.414053][ T32] filename_lookup+0x202/0x590
[ 429.418826][ T32] ? __pfx_filename_lookup+0x10/0x10
[ 429.424213][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.429930][ T32] ? strncpy_from_user+0x19d/0x2d0
[ 429.435064][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.440771][ T32] user_path_at+0x3c/0x60
[ 429.445148][ T32] __x64_sys_umount+0x10a/0x1a0
[ 429.450122][ T32] ? __pfx___x64_sys_umount+0x10/0x10
[ 429.455552][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.461276][ T32] do_syscall_64+0x115/0x870
[ 429.465920][ T32] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 429.471869][ T32] RIP: 0033:0x7eff74448077
[ 429.476313][ T32] RSP: 002b:00007fff504e8798 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 429.484804][ T32] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff74448077
[ 429.492832][ T32] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff504e8850
[ 429.500927][ T32] RBP: 00007fff504e8850 R08: 00007fff504e9850 R09: 00000000ffffffff
[ 429.508945][ T32] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff504e9940
[ 429.517021][ T32] R13: 00005555810287f0 R14: 00005555810173d8 R15: 431bde82d7b634db
[ 429.525117][ T32]
[ 429.528195][ T32]
[ 429.528195][ T32] Showing all locks held in the system:
[ 429.535976][ T32] 1 lock held by khungtaskd/32:
[ 429.540868][ T32] #0: ffffffff8ebe6100 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184
[ 429.550883][ T32] 2 locks held by getty/5379:
[ 429.555578][ T32] #0: ffff8880366c00a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80
[ 429.565473][ T32] #1: ffffc900032332e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x14e0
[ 429.575741][ T32] 1 lock held by syz-executor427/5648:
[ 429.581257][ T32] #0: ffff888075d37a60 (&type->i_mutex_dir_key#6){.+.+}-{4:4}, at: lookup_slow+0x42/0x70
[ 429.591331][ T32]
[ 429.593647][ T32] =============================================
[ 429.593647][ T32]
[ 429.602110][ T32] NMI backtrace for cpu 0
[ 429.602133][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 429.602172][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/10/2026
[ 429.602197][ T32] Call Trace:
[ 429.602212][ T32]
[ 429.602228][ T32] dump_stack_lvl+0x100/0x190
[ 429.602294][ T32] nmi_cpu_backtrace.cold+0x12d/0x151
[ 429.602336][ T32] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 429.602384][ T32] nmi_trigger_cpumask_backtrace+0x21c/0x2a0
[ 429.602438][ T32] sys_info+0x141/0x190
[ 429.602480][ T32] watchdog+0xcb1/0x1030
[ 429.602524][ T32] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 429.602584][ T32] ? __pfx_watchdog+0x10/0x10
[ 429.602621][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.602675][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.602727][ T32] ? __kthread_parkme+0x18c/0x230
[ 429.602783][ T32] ? kthread+0x13a/0x450
[ 429.602840][ T32] ? __pfx_watchdog+0x10/0x10
[ 429.602878][ T32] kthread+0x370/0x450
[ 429.602939][ T32] ? __pfx_kthread+0x10/0x10
[ 429.603005][ T32] ret_from_fork+0x72b/0xd50
[ 429.603060][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 429.603108][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.603154][ T32] ? __switch_to+0x800/0x10f0
[ 429.603210][ T32] ? __switch_to_asm+0x39/0x70
[ 429.603268][ T32] ? __pfx_kthread+0x10/0x10
[ 429.603326][ T32] ret_from_fork_asm+0x1a/0x30
[ 429.603400][ T32]
[ 429.603414][ T32] Sending NMI from CPU 0 to CPUs 1:
[ 429.750354][ C1] NMI backtrace for cpu 1
[ 429.750380][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 429.750417][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/10/2026
[ 429.750437][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 429.750494][ C1] Code: 96 8f 02 e9 8e f8 58 f5 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d c3 39 14 00 fb f4 67 f8 58 f5 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
[ 429.750525][ C1] RSP: 0018:ffffc90000197e00 EFLAGS: 00000246
[ 429.750551][ C1] RAX: 000000000005f765 RBX: ffff88801ead0000 RCX: ffffffff8bb762d5
[ 429.750573][ C1] RDX: 0000000000000000 RSI: ffffffff8e1a6ea7 RDI: ffffffff8c400080
[ 429.750594][ C1] RBP: ffffed1003d5a000 R08: 0000000000000001 R09: ffffed10170a678d
[ 429.750615][ C1] R10: ffff8880b8533c6b R11: 0000000000000000 R12: 0000000000000000
[ 429.750635][ C1] R13: 0000000000000000 R14: 1ffff92000032fc4 R15: dffffc0000000000
[ 429.750659][ C1] FS: 0000000000000000(0000) GS:ffff888123eee000(0000) knlGS:0000000000000000
[ 429.750687][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 429.750709][ C1] CR2: 0000557f4a449660 CR3: 000000000e992000 CR4: 0000000000350ef0
[ 429.750730][ C1] Call Trace:
[ 429.750753][ C1]
[ 429.750763][ C1] default_idle+0x9/0x10
[ 429.750794][ C1] default_idle_call+0x6c/0xb0
[ 429.750827][ C1] do_idle+0x3a7/0x5b0
[ 429.750869][ C1] ? __pfx_do_idle+0x10/0x10
[ 429.750915][ C1] cpu_startup_entry+0x4f/0x60
[ 429.750957][ C1] start_secondary+0x21d/0x2d0
[ 429.750993][ C1] ? __pfx_start_secondary+0x10/0x10
[ 429.751034][ C1] common_startup_64+0x13e/0x158
[ 429.751092][ C1]
[ 429.751339][ T32] Kernel panic - not syncing: hung_task: blocked tasks
[ 429.751362][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 429.751403][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/10/2026
[ 429.751425][ T32] Call Trace:
[ 429.751438][ T32]
[ 429.751452][ T32] dump_stack_lvl+0x100/0x190
[ 429.751496][ T32] vpanic+0x552/0x970
[ 429.751532][ T32] ? __pfx_vpanic+0x10/0x10
[ 429.751569][ T32] ? nmi_trigger_cpumask_backtrace+0x1c7/0x2a0
[ 429.751618][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.751663][ T32] ? rcu_is_watching+0x12/0xc0
[ 429.751720][ T32] panic+0xd1/0xe0
[ 429.751754][ T32] ? __pfx_panic+0x10/0x10
[ 429.751793][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.751837][ T32] ? wq_watchdog_touch+0xec/0x1a0
[ 429.751891][ T32] ? nmi_trigger_cpumask_backtrace+0x203/0x2a0
[ 429.751939][ T32] ? watchdog.cold+0x1ec/0x234
[ 429.751980][ T32] ? watchdog+0xcc1/0x1030
[ 429.752018][ T32] watchdog.cold+0x1fd/0x234
[ 429.752069][ T32] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 429.752122][ T32] ? __pfx_watchdog+0x10/0x10
[ 429.752155][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.752201][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.752249][ T32] ? __kthread_parkme+0x18c/0x230
[ 429.752299][ T32] ? kthread+0x13a/0x450
[ 429.752349][ T32] ? __pfx_watchdog+0x10/0x10
[ 429.752381][ T32] kthread+0x370/0x450
[ 429.752432][ T32] ? __pfx_kthread+0x10/0x10
[ 429.752487][ T32] ret_from_fork+0x72b/0xd50
[ 429.752534][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 429.752579][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 429.752624][ T32] ? __switch_to+0x800/0x10f0
[ 429.752676][ T32] ? __switch_to_asm+0x39/0x70
[ 429.752725][ T32] ? __pfx_kthread+0x10/0x10
[ 429.752780][ T32] ret_from_fork_asm+0x1a/0x30
[ 429.752851][ T32]
[ 430.095980][ T32] Kernel Offset: disabled
[ 430.100293][ T32] Rebooting in 86400 seconds..