Warning: Permanently added '10.128.1.255' (ED25519) to the list of known hosts. 2025/12/19 23:02:52 parsed 1 programs [ 56.351040][ T1913] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2025/12/19 23:02:55 executed programs: 0 2025/12/19 23:03:00 executed programs: 121 2025/12/19 23:03:05 executed programs: 896 2025/12/19 23:03:10 executed programs: 1985 2025/12/19 23:03:15 executed programs: 2938 2025/12/19 23:03:20 executed programs: 3816 2025/12/19 23:03:25 executed programs: 4640 2025/12/19 23:03:30 executed programs: 5370 2025/12/19 23:03:35 executed programs: 6403 2025/12/19 23:03:40 executed programs: 7364 2025/12/19 23:03:45 executed programs: 8382 2025/12/19 23:03:50 executed programs: 9396 2025/12/19 23:03:55 executed programs: 10283 2025/12/19 23:04:00 executed programs: 11328 2025/12/19 23:04:05 executed programs: 12355 2025/12/19 23:04:10 executed programs: 13349 2025/12/19 23:04:15 executed programs: 14226 2025/12/19 23:04:20 executed programs: 15103 2025/12/19 23:04:26 executed programs: 15969 2025/12/19 23:04:31 executed programs: 16846 2025/12/19 23:04:36 executed programs: 17715 2025/12/19 23:04:41 executed programs: 18607 2025/12/19 23:04:46 executed programs: 19483 2025/12/19 23:04:51 executed programs: 20387 2025/12/19 23:04:56 executed programs: 21282 2025/12/19 23:05:01 executed programs: 22197 2025/12/19 23:05:06 executed programs: 23133 2025/12/19 23:05:11 executed programs: 24122 2025/12/19 23:05:16 executed programs: 25142 2025/12/19 23:05:21 executed programs: 26069 2025/12/19 23:05:26 executed programs: 26940 2025/12/19 23:05:31 executed programs: 27827 2025/12/19 23:05:36 executed programs: 28740 2025/12/19 23:05:41 executed programs: 29669 2025/12/19 23:05:46 executed programs: 30562 2025/12/19 23:05:51 executed programs: 31467 [ 236.083198][ T31] INFO: task syz.0.1923:8076 blocked for more than 143 seconds. [ 236.090892][ T31] Not tainted syzkaller #0 [ 236.095873][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 236.104685][ T31] task:syz.0.1923 state:D stack:12968 pid:8076 tgid:8075 ppid:2440 task_flags:0x400140 flags:0x00080002 [ 236.116657][ T31] Call Trace: [ 236.119993][ T31] [ 236.122967][ T31] __schedule+0x937/0xe00 [ 236.127532][ T31] ? schedule+0x21/0x140 [ 236.131842][ T31] schedule+0xac/0x140 [ 236.136053][ T31] schedule_preempt_disabled+0x32/0x60 [ 236.141506][ T31] rwsem_down_read_slowpath+0x282/0x540 [ 236.147214][ T31] down_read+0x86/0xf0 [ 236.151283][ T31] __rmap_walk_file+0x9c/0x220 [ 236.156119][ T31] migrate_pages+0x440/0xd40 [ 236.160700][ T31] ? __pfx_alloc_migration_target_by_mpol+0x10/0x10 [ 236.167520][ T31] ? __pfx_remove_migration_pte+0x10/0x10 [ 236.173315][ T31] __se_sys_mbind+0x632/0x720 [ 236.178142][ T31] do_syscall_64+0x8f/0x2f0 [ 236.182636][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.188633][ T31] RIP: 0033:0x7f24b7abefc9 [ 236.193237][ T31] RSP: 002b:00007f24b7927038 EFLAGS: 00000246 ORIG_RAX: 00000000000000ed [ 236.201644][ T31] RAX: ffffffffffffffda RBX: 00007f24b7d15fa0 RCX: 00007f24b7abefc9 [ 236.209731][ T31] RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000200000001000 [ 236.218054][ T31] RBP: 00007f24b7b41f91 R08: 0000000000000000 R09: 0000000000000002 [ 236.226110][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 236.234200][ T31] R13: 00007f24b7d16038 R14: 00007f24b7d15fa0 R15: 00007ffdfad30858 [ 236.242170][ T31] [ 236.271238][ T31] INFO: task syz.0.1923:8105 blocked for more than 143 seconds. [ 236.278936][ T31] Not tainted syzkaller #0 [ 236.283887][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 236.292536][ T31] task:syz.0.1923 state:D stack:14016 pid:8105 tgid:8075 ppid:2440 task_flags:0x400040 flags:0x00080002 [ 236.304582][ T31] Call Trace: [ 236.307864][ T31] [ 236.310805][ T31] __schedule+0x937/0xe00 [ 236.315180][ T31] ? schedule+0x21/0x140 [ 236.319409][ T31] schedule+0xac/0x140 [ 236.323554][ T31] io_schedule+0x3f/0x60 [ 236.327786][ T31] folio_wait_bit_common+0x1d9/0x390 [ 236.333060][ T31] ? __pfx_wake_page_function+0x10/0x10 [ 236.338622][ T31] __filemap_get_folio_mpol+0x150/0x3e0 [ 236.344174][ T31] hugetlbfs_zero_partial_page+0x3a/0x130 [ 236.349883][ T31] hugetlbfs_fallocate+0x2dc/0x5e0 [ 236.355021][ T31] vfs_fallocate+0x1ab/0x1d0 [ 236.359601][ T31] madvise_vma_behavior+0x58c/0x11d0 [ 236.364902][ T31] ? find_vma_prev+0x9b/0xe0 [ 236.369475][ T31] madvise_do_behavior+0x30f/0x4c0 [ 236.374707][ T31] do_madvise+0x194/0x1f0 [ 236.379024][ T31] __x64_sys_madvise+0x24/0x30 [ 236.383815][ T31] do_syscall_64+0x8f/0x2f0 [ 236.388321][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.394234][ T31] RIP: 0033:0x7f24b7abefc9 [ 236.398640][ T31] RSP: 002b:00007f24b78d3038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c [ 236.407083][ T31] RAX: ffffffffffffffda RBX: 00007f24b7d16090 RCX: 00007f24b7abefc9 [ 236.415157][ T31] RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000 [ 236.423155][ T31] RBP: 00007f24b7b41f91 R08: 0000000000000000 R09: 0000000000000000 [ 236.431113][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 236.439105][ T31] R13: 00007f24b7d16128 R14: 00007f24b7d16090 R15: 00007ffdfad30858 [ 236.447100][ T31] [ 236.453208][ T31] [ 236.453208][ T31] Showing all locks held in the system: [ 236.460938][ T31] 1 lock held by khungtaskd/31: [ 236.465857][ T31] #0: ffffffff8297c5e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x2e/0x100 [ 236.475694][ T31] 2 locks held by kworker/u8:4/152: [ 236.480880][ T31] #0: ffff88810007c948 ((wq_completion)events_unbound){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 236.492640][ T31] #1: ffffc90000ed3e48 ((work_completion)(&sub_info->work)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 236.504648][ T31] 2 locks held by kworker/u8:10/741: [ 236.510006][ T31] #0: ffff888103297d48 ((wq_completion)iou_exit){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 236.521141][ T31] #1: ffffc90001b03e48 ((work_completion)(&ctx->exit_work)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 236.533519][ T31] 2 locks held by getty/871: [ 236.538586][ T31] #0: ffff888104a890a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x20/0x40 [ 236.538823][T17088] modprobe (17088) used greatest stack depth: 11160 bytes left [ 236.548340][ T31] #1: ffffc90001b772f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x1c4/0x700 [ 236.548370][ T31] 1 lock held by syz.0.1923/8076: [ 236.548374][ T31] #0: ffff88810afee390 (&hugetlbfs_i_mmap_rwsem_key){....}-{3:3}, at: __rmap_walk_file+0x9c/0x220 [ 236.548402][ T31] 3 locks held by syz.0.1923/8105: [ 236.548405][ T31] #0: ffff888102ec33f8 (sb_writers#12){....}-{0:0}, at: vfs_fallocate+0x18f/0x1d0 [ 236.596337][ T31] #1: ffff88810afee0c8 (&sb->s_type->i_mutex_key#17){....}-{3:3}, at: hugetlbfs_fallocate+0x1f2/0x5e0 [ 236.607399][ T31] #2: ffff88810afee390 (&hugetlbfs_i_mmap_rwsem_key){....}-{3:3}, at: hugetlbfs_fallocate+0x24e/0x5e0 [ 236.618714][ T31] 1 lock held by syz.7.31702/17052: [ 236.623927][ T31] #0: ffffffff8297d5b8 (rcu_state.exp_mutex){....}-{3:3}, at: synchronize_rcu_expedited+0x179/0x620 [ 236.634783][ T31] 1 lock held by syz.2.31705/17081: [ 236.640043][ T31] #0: ffffffff8297d5b8 (rcu_state.exp_mutex){....}-{3:3}, at: synchronize_rcu_expedited+0x179/0x620 [ 236.650902][ T31] 1 lock held by modprobe/17100: [ 236.655865][ T31] #0: ffff888237d2a998 (&rq->__lock){....}-{2:2}, at: raw_spin_rq_lock_nested+0x20/0x70 [ 236.665707][ T31] [ 236.668020][ T31] ============================================= [ 236.668020][ T31] [ 236.676492][ T31] NMI backtrace for cpu 0 [ 236.676507][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(none) [ 236.676512][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 236.676514][ T31] Call Trace: [ 236.676517][ T31] [ 236.676519][ T31] dump_stack_lvl+0xa2/0xf0 [ 236.676528][ T31] nmi_cpu_backtrace+0x109/0x170 [ 236.676535][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 236.676541][ T31] nmi_trigger_cpumask_backtrace+0x8e/0x140 [ 236.676546][ T31] sys_info+0x95/0xb0 [ 236.676551][ T31] watchdog+0x590/0x5b0 [ 236.676557][ T31] ? watchdog+0xe5/0x5b0 [ 236.676559][ T31] ? __pfx_watchdog+0x10/0x10 [ 236.676563][ T31] kthread+0x203/0x230 [ 236.676568][ T31] ? __pfx_kthread+0x10/0x10 [ 236.676572][ T31] ret_from_fork+0xf2/0x230 [ 236.676577][ T31] ? __pfx_kthread+0x10/0x10 [ 236.676579][ T31] ret_from_fork_asm+0x1a/0x30 [ 236.676588][ T31] [ 236.676590][ T31] Sending NMI from CPU 0 to CPUs 1: [ 236.775550][ C1] NMI backtrace for cpu 1 [ 236.775558][ C1] CPU: 1 UID: 0 PID: 17117 Comm: modprobe Not tainted syzkaller #0 PREEMPT(none) [ 236.775562][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 236.775565][ C1] RIP: 0010:__lock_acquire+0x1c4/0x4c0 [ 236.775575][ C1] Code: 44 09 c1 09 f1 44 09 c9 89 8c c3 68 0a 00 00 89 bc c3 6c 0a 00 00 83 3d 59 46 d2 05 00 75 11 48 63 ca 48 0f a3 0d 7c 3c 4f 02 <0f> 83 7e 02 00 00 48 8b ab 38 0a 00 00 4d 85 ff 75 19 83 3d 33 46 [ 236.775578][ C1] RSP: 0018:ffffc900060ffac8 EFLAGS: 00000047 [ 236.775582][ C1] RAX: 0000000000000000 RBX: ffff88811e3b1b80 RCX: 0000000000000000 [ 236.775585][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 236.775586][ C1] RBP: ffffffff870edce8 R08: 0000000000080000 R09: 0000000000000000 [ 236.775589][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 236.775590][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 236.775592][ C1] FS: 0000000000000000(0000) GS:ffff8882b4b01000(0000) knlGS:0000000000000000 [ 236.775595][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 236.775597][ C1] CR2: 00007fdba8f52eb8 CR3: 000000011f1c0000 CR4: 00000000003506f0 [ 236.775603][ C1] Call Trace: [ 236.775605][ C1] [ 236.775609][ C1] lock_acquire+0xd6/0x200 [ 236.775614][ C1] ? debug_check_no_obj_freed+0xfd/0x260 [ 236.775623][ C1] _raw_spin_lock_irqsave+0x52/0x90 [ 236.775629][ C1] ? debug_check_no_obj_freed+0xfd/0x260 [ 236.775633][ C1] debug_check_no_obj_freed+0xfd/0x260 [ 236.775638][ C1] ? path_openat+0xeb5/0xfe0 [ 236.775644][ C1] kmem_cache_free+0xf5/0x530 [ 236.775651][ C1] path_openat+0xeb5/0xfe0 [ 236.775657][ C1] ? kmem_cache_free+0xf5/0x530 [ 236.775661][ C1] do_filp_open+0xc6/0x180 [ 236.775669][ C1] do_sys_openat2+0x7c/0xf0 [ 236.775675][ C1] __x64_sys_openat+0x7b/0xa0 [ 236.775679][ C1] do_syscall_64+0x8f/0x2f0 [ 236.775684][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.775688][ C1] RIP: 0033:0x7fdba923d0ba [ 236.775691][ C1] Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24 [ 236.775693][ C1] RSP: 002b:00007ffc4d3c8628 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 236.775696][ C1] RAX: ffffffffffffffda RBX: 00007ffc4d3c86a0 RCX: 00007fdba923d0ba [ 236.775698][ C1] RDX: 0000000000080000 RSI: 00007ffc4d3c86a0 RDI: 00000000ffffff9c [ 236.775700][ C1] RBP: 00007ffc4d3c8690 R08: 00007ffc4d3c8897 R09: 0000000000000000 [ 236.775702][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000032 [ 236.775704][ C1] R13: 00007fdba9211050 R14: 00007ffc4d3c88b0 R15: 0000000000000000 [ 236.775707][ C1] [ 237.045936][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 237.053433][ T31] Kernel Offset: disabled [ 237.057731][ T31] Rebooting in 86400 seconds..