forked to background, child pid 3173
no interfaces have a carrier
[ 21.150279][ T3174] 8021q: adding VLAN 0 to HW filter on device bond0
[ 21.160385][ T3174] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
syzkaller login: [ 70.675630][ T25] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.0.119' (ECDSA) to the list of known hosts.
executing program
[ 483.959119][ T3631] loop0: detected capacity change from 0 to 16383
[ 483.971388][ T3631] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 483.984181][ T3631] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
[ 484.047275][ T3635] loop0: detected capacity change from 0 to 16383
[ 484.056327][ T3635] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 484.073747][ T3635] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
[ 484.136244][ T3637] loop0: detected capacity change from 0 to 16383
[ 484.145106][ T3637] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 484.163491][ T3637] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
[ 484.221015][ T3639] loop0: detected capacity change from 0 to 16383
[ 484.229533][ T3639] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 484.253879][ T3639] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
[ 484.320882][ T3641] loop0: detected capacity change from 0 to 16383
[ 484.329604][ T3641] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 484.353642][ T3641] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 484.471382][ T3643] loop0: detected capacity change from 0 to 16383
[ 484.479989][ T3643] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 484.493622][ T3643] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
executing program
[ 484.559432][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[ 484.565029][ T3655] loop0: detected capacity change from 0 to 16383
[ 484.570108][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[ 484.586166][ T3632] Buffer I/O error on dev loop0, logical block 16128, async page read
[ 484.596883][ T3655] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 484.613758][ T3655] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
executing program
executing program
executing program
executing program
executing program
[ 484.666703][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[ 484.681500][ T3666] loop0: detected capacity change from 0 to 16383
[ 484.690747][ T3666] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 484.703829][ T3666] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
[ 484.745897][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[ 484.750604][ T3673] loop0: detected capacity change from 0 to 16383
[ 484.756374][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[ 484.772243][ T3632] Buffer I/O error on dev loop0, logical block 16128, async page read
[ 484.782157][ T3673] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
executing program
executing program
executing program
executing program
executing program
executing program
[ 484.793567][ T3673] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
[ 484.846335][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[ 484.850129][ T3681] loop0: detected capacity change from 0 to 16383
[ 484.856510][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[ 484.872425][ T3632] Buffer I/O error on dev loop0, logical block 16128, async page read
[ 484.882607][ T3681] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
executing program
[ 484.893271][ T3681] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
[ 484.954497][ T3683] loop0: detected capacity change from 0 to 16383
[ 484.963929][ T3683] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 484.984093][ T3683] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 485.060557][ T3685] loop0: detected capacity change from 0 to 16383
[ 485.068763][ T3685] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 485.083978][ T3685] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 485.146890][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[ 485.161760][ T3697] loop0: detected capacity change from 0 to 16383
[ 485.170472][ T3697] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 485.184462][ T3697] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 485.236767][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[ 485.251153][ T3707] loop0: detected capacity change from 0 to 16383
[ 485.259413][ T3707] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 485.273642][ T3707] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
[ 485.316710][ T3632] I/O error, dev loop0, sector 16128 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[ 485.319972][ T3714] loop0: detected capacity change from 0 to 16383
[ 485.327209][ T3632] Buffer I/O error on dev loop0, logical block 16128, async page read
[ 485.343765][ T3714] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
executing program
executing program
executing program
executing program
executing program
[ 485.363492][ T3714] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
executing program
executing program
executing program
[ 485.426813][ T3723] loop0: detected capacity change from 0 to 16383
[ 485.435217][ T3723] EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
[ 485.463761][ T3723] EXT4-fs (loop0): can't mount with journal_checksum, fs mounted w/o journal
[ 715.792997][ T27] INFO: task syz-executor191:3723 blocked for more than 143 seconds.
[ 715.801177][ T27] Not tainted 5.17.0-rc3-syzkaller-00029-ge6251ab4551f #0
[ 715.809095][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 715.817884][ T27] task:syz-executor191 state:D stack:27664 pid: 3723 ppid: 3630 flags:0x00004004
[ 715.827209][ T27] Call Trace:
[ 715.830482][ T27]
[ 715.833455][ T27] __schedule+0xab2/0x4db0
[ 715.837910][ T27] ? mark_lock+0xef/0x17b0
[ 715.842324][ T27] ? io_schedule_timeout+0x180/0x180
[ 715.847691][ T27] ? lock_chain_count+0x20/0x20
[ 715.852563][ T27] schedule+0xd2/0x260
[ 715.856700][ T27] schedule_timeout+0x1db/0x2a0
[ 715.861576][ T27] ? usleep_range_state+0x1b0/0x1b0
[ 715.866872][ T27] ? wait_for_completion+0x16c/0x270
[ 715.872198][ T27] ? mark_held_locks+0x9f/0xe0
[ 715.877014][ T27] ? rwlock_bug.part.0+0x90/0x90
[ 715.881953][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 715.887199][ T27] wait_for_completion+0x174/0x270
[ 715.892335][ T27] ? bit_wait_io_timeout+0x160/0x160
[ 715.897651][ T27] kthread_stop+0x17a/0x720
[ 715.902161][ T27] ext4_stop_mmpd+0x47/0xd0
[ 715.906780][ T27] ext4_fill_super+0x9b4c/0xe810
[ 715.911760][ T27] ? ext4_reconfigure+0x2950/0x2950
[ 715.917121][ T27] ? snprintf+0xbb/0xf0
[ 715.921293][ T27] ? vsprintf+0x30/0x30
[ 715.925861][ T27] ? wait_for_completion_io+0x270/0x270
[ 715.931426][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 715.937742][ T27] ? __sanitizer_cov_trace_cmp4+0x1c/0x70
[ 715.943527][ T27] ? set_blocksize+0x2e5/0x370
[ 715.948299][ T27] get_tree_bdev+0x440/0x760
[ 715.952920][ T27] ? ext4_reconfigure+0x2950/0x2950
[ 715.958136][ T27] vfs_get_tree+0x89/0x2f0
[ 715.962553][ T27] path_mount+0x1320/0x1fa0
[ 715.967149][ T27] ? putname+0xfe/0x140
[ 715.971312][ T27] ? finish_automount+0xaf0/0xaf0
[ 715.976423][ T27] ? putname+0xfe/0x140
[ 715.980588][ T27] __x64_sys_mount+0x27f/0x300
[ 715.985416][ T27] ? copy_mnt_ns+0xae0/0xae0
[ 715.990008][ T27] ? syscall_enter_from_user_mode+0x21/0x70
[ 715.995953][ T27] do_syscall_64+0x35/0xb0
[ 716.000372][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 716.006325][ T27] RIP: 0033:0x7fdc704e1cca
[ 716.010733][ T27] RSP: 002b:00007ffc78a24fb8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 716.019169][ T27] RAX: ffffffffffffffda RBX: 00007ffc78a25010 RCX: 00007fdc704e1cca
[ 716.027174][ T27] RDX: 0000000020000000 RSI: 00000000200000c0 RDI: 00007ffc78a24fd0
[ 716.035470][ T27] RBP: 00007ffc78a24fd0 R08: 00007ffc78a25010 R09: 0000000000000000
[ 716.043584][ T27] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000200003f8
[ 716.051573][ T27] R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000005
[ 716.059623][ T27]
[ 716.062694][ T27]
[ 716.062694][ T27] Showing all locks held in the system:
[ 716.070478][ T27] 1 lock held by khungtaskd/27:
[ 716.075433][ T27] #0: ffffffff8bb83c20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260
[ 716.085357][ T27] 2 locks held by getty/3280:
[ 716.090017][ T27] #0: ffff88814b3b1098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80
[ 716.099809][ T27] #1: ffffc90002b662e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcf0/0x1230
[ 716.109960][ T27] 1 lock held by syz-executor191/3723:
[ 716.115460][ T27] #0: ffff88807d78c0e0 (&type->s_umount_key#28/1){+.+.}-{3:3}, at: alloc_super+0x1dd/0xa80
[ 716.125624][ T27]
[ 716.127934][ T27] =============================================
[ 716.127934][ T27]
[ 716.136377][ T27] NMI backtrace for cpu 0
[ 716.140708][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.17.0-rc3-syzkaller-00029-ge6251ab4551f #0
[ 716.150592][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 716.160643][ T27] Call Trace:
[ 716.163910][ T27]
[ 716.166822][ T27] dump_stack_lvl+0xcd/0x134
[ 716.171397][ T27] nmi_cpu_backtrace.cold+0x47/0x144
[ 716.176663][ T27] ? lapic_can_unplug_cpu+0x80/0x80
[ 716.181842][ T27] nmi_trigger_cpumask_backtrace+0x1b3/0x230
[ 716.187805][ T27] watchdog+0xc1d/0xf50
[ 716.191943][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 716.197906][ T27] kthread+0x2e9/0x3a0
[ 716.201957][ T27] ? kthread_complete_and_exit+0x40/0x40
[ 716.207577][ T27] ret_from_fork+0x1f/0x30
[ 716.211990][ T27]
[ 716.215111][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 716.220345][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_do_entry+0x1c6/0x250
[ 716.221422][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 716.236927][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.17.0-rc3-syzkaller-00029-ge6251ab4551f #0
[ 716.246817][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 716.256865][ T27] Call Trace:
[ 716.260132][ T27]
[ 716.263045][ T27] dump_stack_lvl+0xcd/0x134
[ 716.267628][ T27] panic+0x2b0/0x6dd
[ 716.271510][ T27] ? __warn_printk+0xf3/0xf3
[ 716.276092][ T27] ? lapic_can_unplug_cpu+0x80/0x80
[ 716.281280][ T27] ? preempt_schedule_thunk+0x16/0x18
[ 716.286641][ T27] ? nmi_trigger_cpumask_backtrace+0x196/0x230
[ 716.292789][ T27] ? watchdog.cold+0x130/0x158
[ 716.297557][ T27] watchdog.cold+0x141/0x158
[ 716.302136][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 716.308115][ T27] kthread+0x2e9/0x3a0
[ 716.312213][ T27] ? kthread_complete_and_exit+0x40/0x40
[ 716.317906][ T27] ret_from_fork+0x1f/0x30
[ 716.322346][ T27]
[ 716.326277][ T27] Kernel Offset: disabled
[ 716.330692][ T27] Rebooting in 86400 seconds..