Warning: Permanently added '10.128.0.204' (ED25519) to the list of known hosts.
2025/12/26 19:44:59 parsed 1 programs
[ 59.823165][ T1557] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
2025/12/26 19:45:03 executed programs: 0
2025/12/26 19:45:22 executed programs: 3
2025/12/26 19:45:39 executed programs: 4
2025/12/26 19:45:57 executed programs: 5
2025/12/26 19:46:14 executed programs: 6
2025/12/26 19:46:31 executed programs: 7
2025/12/26 19:46:49 executed programs: 8
[ 185.247866][ T5557] modprobe (5557) used greatest stack depth: 12048 bytes left
2025/12/26 19:47:06 executed programs: 9
2025/12/26 19:47:23 executed programs: 10
[ 219.496135][ T27] INFO: task syz.3.17:2558 blocked for more than 143 seconds.
[ 219.503729][ T27] Not tainted syzkaller #0
[ 219.508878][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 219.517580][ T27] task:syz.3.17 state:D stack:14768 pid:2558 ppid:2101 flags:0x00004004
[ 219.526901][ T27] Call Trace:
[ 219.530207][ T27]
[ 219.533154][ T27] __schedule+0x568/0x840
[ 219.537622][ T27] ? __fdget_pos+0xa8/0xc0
[ 219.542139][ T27] schedule+0x50/0xb0
[ 219.546182][ T27] schedule_preempt_disabled+0x2e/0x40
[ 219.551647][ T27] __mutex_lock+0x44c/0x9b0
[ 219.556273][ T27] ? __fget_files+0x1f/0xe0
[ 219.560784][ T27] __fdget_pos+0xa8/0xc0
[ 219.565032][ T27] __se_sys_getdents64+0x4d/0xf0
[ 219.570056][ T27] ? filldir+0x170/0x170
[ 219.574307][ T27] do_syscall_64+0x4c/0xa0
[ 219.578859][ T27] ? clear_bhb_loop+0x60/0xb0
[ 219.583547][ T27] ? clear_bhb_loop+0x60/0xb0
[ 219.588265][ T27] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 219.594340][ T27] RIP: 0033:0x7f10a0f9eec9
[ 219.598960][ T27] RSP: 002b:00007f10a0dee038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[ 219.607484][ T27] RAX: ffffffffffffffda RBX: 00007f10a11f6090 RCX: 00007f10a0f9eec9
[ 219.615468][ T27] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[ 219.623796][ T27] RBP: 00007f10a1021f91 R08: 0000000000000000 R09: 0000000000000000
[ 219.632104][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 219.640215][ T27] R13: 00007f10a11f6128 R14: 00007f10a11f6090 R15: 00007ffe015a99f8
[ 219.648400][ T27]
[ 219.651971][ T27]
[ 219.651971][ T27] Showing all locks held in the system:
[ 219.659910][ T27] 1 lock held by rcu_tasks_kthre/12:
[ 219.665293][ T27] #0: ffffffff827719a8 (rcu_tasks.tasks_gp_mutex){....}-{3:3}, at: rcu_tasks_kthread+0x97/0x4c0
[ 219.676096][ T27] 1 lock held by khungtaskd/27:
[ 219.680952][ T27] #0: ffffffff82771768 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x2a/0xf0
[ 219.690755][ T27] 2 locks held by kworker/u4:3/37:
[ 219.695878][ T27] #0: ffff888100068938 ((wq_completion)events_unbound){....}-{0:0}, at: process_one_work+0x223/0x4c0
[ 219.707033][ T27] #1: ffffc90000357e68 ((work_completion)(&sub_info->work)){....}-{0:0}, at: process_one_work+0x223/0x4c0
[ 219.718629][ T27] 2 locks held by getty/480:
[ 219.723229][ T27] #0: ffff88810a279098 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x1c/0x40
[ 219.733163][ T27] #1: ffffc900003fb2f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x19e/0x6d0
[ 219.743542][ T27] 2 locks held by syz.3.17/2556:
[ 219.748604][ T27] #0: ffff8881072af6e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.757659][ T27] #1: ffff888113bbc150 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 219.767949][ T27] 1 lock held by syz.3.17/2558:
[ 219.772897][ T27] #0: ffff8881072af6e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.782148][ T27] 2 locks held by syz.4.18/3015:
[ 219.787195][ T27] #0: ffff888107eef0e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.796363][ T27] #1: ffff8881138f8150 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 219.807037][ T27] 1 lock held by syz.4.18/3018:
[ 219.811911][ T27] #0: ffff888107eef0e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.821188][ T27] 2 locks held by syz.5.19/3475:
[ 219.826236][ T27] #0: ffff888100e52ce8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.835537][ T27] #1: ffff8881138f8690 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 219.845905][ T27] 1 lock held by syz.5.19/3478:
[ 219.850784][ T27] #0: ffff888100e52ce8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.859877][ T27] 2 locks held by syz.6.20/3935:
[ 219.864996][ T27] #0: ffff888100e504e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.874510][ T27] #1: ffff888113bbc690 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 219.884930][ T27] 1 lock held by syz.6.20/3938:
[ 219.889816][ T27] #0: ffff888100e504e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.899112][ T27] 2 locks held by syz.7.21/4395:
[ 219.904339][ T27] #0: ffff88810023a4e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.913495][ T27] #1: ffff888113bbcbd0 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 219.924236][ T27] 1 lock held by syz.7.21/4398:
[ 219.929339][ T27] #0: ffff88810023a4e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.938604][ T27] 2 locks held by syz.8.22/4855:
[ 219.943546][ T27] #0: ffff88810829bae8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.952835][ T27] #1: ffff8881138f8bd0 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 219.963602][ T27] 1 lock held by syz.8.22/4858:
[ 219.968685][ T27] #0: ffff88810829bae8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.978077][ T27] 2 locks held by syz.9.23/5315:
[ 219.983115][ T27] #0: ffff888106bcc2e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 219.992457][ T27] #1: ffff888113bbd110 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 220.003002][ T27] 1 lock held by syz.9.23/5318:
[ 220.008167][ T27] #0: ffff888106bcc2e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 220.017403][ T27] 2 locks held by syz.0.24/5775:
[ 220.022460][ T27] #0: ffff8881086e1ae8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 220.031621][ T27] #1: ffff888113bbd650 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 220.042356][ T27] 1 lock held by syz.0.24/5778:
[ 220.047503][ T27] #0: ffff8881086e1ae8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 220.056923][ T27] 2 locks held by syz.1.25/6235:
[ 220.061872][ T27] #0: ffff888106bd48e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 220.071383][ T27] #1: ffff8881138f9110 (&sb->s_type->i_mutex_key#15){....}-{3:3}, at: iterate_dir+0x40/0x180
[ 220.075789][ T6430] modprobe (6430) used greatest stack depth: 11552 bytes left
[ 220.081826][ T27] 1 lock held by syz.1.25/6238:
[ 220.081830][ T27] #0: ffff888106bd48e8 (&f->f_pos_lock){....}-{3:3}, at: __fdget_pos+0xa8/0xc0
[ 220.103426][ T27]
[ 220.105773][ T27] =============================================
[ 220.105773][ T27]
[ 220.114251][ T27] NMI backtrace for cpu 1
[ 220.118603][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 220.125859][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 220.135925][ T27] Call Trace:
[ 220.139302][ T27]
[ 220.142243][ T27] dump_stack_lvl+0x74/0xbb
[ 220.146766][ T27] nmi_cpu_backtrace+0x102/0x160
[ 220.151894][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 220.158063][ T27] nmi_trigger_cpumask_backtrace+0xa5/0x160
[ 220.164060][ T27] watchdog+0x533/0x560
[ 220.168400][ T27] ? watchdog+0xd2/0x560
[ 220.172734][ T27] ? hungtask_pm_notify+0x20/0x20
[ 220.177897][ T27] kthread+0xcc/0xe0
[ 220.181884][ T27] ? kthread_blkcg+0x30/0x30
[ 220.186734][ T27] ret_from_fork+0x1f/0x30
[ 220.191235][ T27]
[ 220.194486][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 220.199742][ C0] NMI backtrace for cpu 0
[ 220.199746][ C0] CPU: 0 PID: 6435 Comm: modprobe Not tainted syzkaller #0
[ 220.199750][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 220.199753][ C0] RIP: 0010:mas_next_entry+0x223/0x320
[ 220.199760][ C0] Code: 4b 8b 1c 10 48 8b 01 4c 21 e8 48 39 c1 0f 84 97 fe ff ff 4d 85 db 0f 84 8e fe ff ff b8 00 00 00 00 48 85 db 74 07 4c 89 5f 10 <48> 89 d8 48 8b 11 4c 21 ea 48 39 d1 0f 84 8b 00 00 00 48 85 c0 0f
[ 220.199763][ C0] RSP: 0018:ffffc90004a8baa0 EFLAGS: 00000286
[ 220.199766][ C0] RAX: 0000000000000000 RBX: ffff888108375c60 RCX: ffff88810875cd00
[ 220.199769][ C0] RDX: 0000000000000007 RSI: ffffffffffffffff RDI: ffffc90004a8bae0
[ 220.199771][ C0] RBP: ffff88810875cd0c R08: ffff88810875cd80 R09: ffff88810875cd40
[ 220.199773][ C0] R10: 0000000000000038 R11: 00007f1cf1c74fff R12: ffffc90004a8bb08
[ 220.199775][ C0] R13: ffffffffffffff00 R14: 0000000000000006 R15: 00007f1cf1c64fff
[ 220.199777][ C0] FS: 0000000000000000(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
[ 220.199780][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 220.199782][ C0] CR2: 00007f1cf1a71440 CR3: 0000000108787000 CR4: 00000000003506f0
[ 220.199789][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 220.199790][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 220.199792][ C0] Call Trace:
[ 220.199794][ C0]
[ 220.199796][ C0] validate_mm_mt+0x8e/0x1e0
[ 220.199803][ C0] __split_vma+0x1a/0x170
[ 220.199806][ C0] do_mas_align_munmap+0x48d/0x720
[ 220.199810][ C0] ? mt_validate+0x161d/0x19b0
[ 220.199816][ C0] mmap_region+0x2df/0x930
[ 220.199819][ C0] ? mas_next_entry+0x266/0x320
[ 220.199824][ C0] ? security_mmap_addr+0x1c/0x30
[ 220.200043][ C0] do_mmap+0x427/0x5c0
[ 220.200049][ C0] vm_mmap_pgoff+0xc7/0x160
[ 220.200055][ C0] ksys_mmap_pgoff+0x184/0x1e0
[ 220.200059][ C0] do_syscall_64+0x4c/0xa0
[ 220.200064][ C0] ? clear_bhb_loop+0x60/0xb0
[ 220.200067][ C0] ? clear_bhb_loop+0x60/0xb0
[ 220.200070][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 220.200075][ C0] RIP: 0033:0x7f1cf1d4b242
[ 220.200080][ C0] Code: 08 00 04 00 00 eb e2 90 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 33 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5e 5b 5d c3 0f 1f 00 c7 05 46 40 01 00 16 00
[ 220.200082][ C0] RSP: 002b:00007ffce84d4648 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
[ 220.200086][ C0] RAX: ffffffffffffffda RBX: 00007f1cf1a69000 RCX: 00007f1cf1d4b242
[ 220.200089][ C0] RDX: 0000000000000003 RSI: 0000000000002000 RDI: 00007f1cf1a69000
[ 220.200091][ C0] RBP: 0000000000000812 R08: 0000000000000000 R09: 000000000000d000
[ 220.200093][ C0] R10: 0000000000000812 R11: 0000000000000206 R12: 00007ffce84d4708
[ 220.200095][ C0] R13: 00007f1cf1d28580 R14: 00007ffce84d4ac0 R15: 00000fff9d09a8cc
[ 220.200098][ C0]
[ 220.200762][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 220.211562][ T6435] modprobe (6435) used greatest stack depth: 11096 bytes left
[ 220.500483][ T27] Kernel Offset: disabled
[ 220.504974][ T27] Rebooting in 86400 seconds..