Warning: Permanently added '10.128.0.203' (ED25519) to the list of known hosts. 2025/06/16 15:27:21 ignoring optional flag "sandboxArg"="0" 2025/06/16 15:27:22 parsed 1 programs [ 54.704015][ T2656] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2025/06/16 15:27:25 executed programs: 0 2025/06/16 15:27:44 executed programs: 3 2025/06/16 15:28:00 executed programs: 4 2025/06/16 15:28:17 executed programs: 5 2025/06/16 15:28:34 executed programs: 6 2025/06/16 15:28:50 executed programs: 7 2025/06/16 15:29:07 executed programs: 8 2025/06/16 15:29:24 executed programs: 9 2025/06/16 15:29:40 executed programs: 10 2025/06/16 15:29:57 executed programs: 11 [ 213.650479][ T31] INFO: task kworker/1:1:38 blocked for more than 143 seconds. [ 213.658042][ T31] Not tainted 6.16.0-rc2-syzkaller #0 [ 213.663942][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 213.672597][ T31] task:kworker/1:1 state:D stack:13640 pid:38 tgid:38 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 213.684555][ T31] Workqueue: events p9_write_work [ 213.689576][ T31] Call Trace: [ 213.692838][ T31] [ 213.695747][ T31] __schedule+0x75b/0xc20 [ 213.700088][ T31] ? schedule+0xac/0x140 [ 213.704310][ T31] ? schedule+0x21/0x140 [ 213.708543][ T31] ? anon_pipe_write+0x4a/0x5b0 [ 213.713376][ T31] schedule+0xac/0x140 [ 213.717426][ T31] schedule_preempt_disabled+0x32/0x60 [ 213.722868][ T31] __mutex_lock+0x46b/0xb00 [ 213.727379][ T31] ? process_scheduled_works+0x29f/0x5e0 [ 213.733004][ T31] anon_pipe_write+0x4a/0x5b0 [ 213.737654][ T31] ? process_scheduled_works+0x29f/0x5e0 [ 213.743269][ T31] __kernel_write_iter+0x142/0x250 [ 213.748354][ T31] kernel_write+0x12c/0x200 [ 213.752836][ T31] p9_write_work+0x160/0x310 [ 213.757398][ T31] process_scheduled_works+0x2e4/0x5e0 [ 213.762895][ T31] worker_thread+0x20a/0x2f0 [ 213.767453][ T31] ? __pfx_worker_thread+0x10/0x10 [ 213.772544][ T31] kthread+0x200/0x230 [ 213.776587][ T31] ? __pfx_kthread+0x10/0x10 [ 213.781171][ T31] ret_from_fork+0x9d/0x170 [ 213.785644][ T31] ? __pfx_kthread+0x10/0x10 [ 213.790225][ T31] ret_from_fork_asm+0x1a/0x30 [ 213.794968][ T31] [ 213.798026][ T31] [ 213.798026][ T31] Showing all locks held in the system: [ 213.805723][ T31] 3 locks held by kworker/0:0/9: [ 213.810722][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 213.821643][ T31] #1: ffffc90000053e48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 213.832917][ T31] #2: ffff888169fae868 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 213.842238][ T31] 3 locks held by kworker/0:1/11: [ 213.847336][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 213.858189][ T31] #1: ffffc90000063e48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 213.869374][ T31] #2: ffff8881057a9468 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 213.878644][ T31] 1 lock held by khungtaskd/31: [ 213.883474][ T31] #0: ffffffff835deb30 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x2e/0x100 [ 213.893268][ T31] 3 locks held by kworker/1:1/38: [ 213.898260][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 213.909182][ T31] #1: ffffc90000147e48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 213.920465][ T31] #2: ffff888169fc1868 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 213.930521][ T31] 3 locks held by kworker/0:2/499: [ 213.935601][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 213.946430][ T31] #1: ffffc900013a7e48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 213.957612][ T31] #2: ffff8881053f4668 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 213.966902][ T31] 2 locks held by getty/1643: [ 213.971567][ T31] #0: ffff888108af78a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x20/0x40 [ 213.981278][ T31] #1: ffffc900001fc2f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x1c3/0x6e0 [ 213.991338][ T31] 3 locks held by kworker/1:2/2669: [ 213.996495][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 214.007326][ T31] #1: ffffc9000136fe48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 214.018542][ T31] #2: ffff888103789e68 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.027905][ T31] 2 locks held by syz.3.16/3548: [ 214.032816][ T31] #0: ffff888169fc1868 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.042085][ T31] #1: ffff888179cb02e8 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.053192][ T31] 3 locks held by kworker/1:3/3549: [ 214.058351][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 214.069178][ T31] #1: ffffc90001d27e48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 214.080366][ T31] #2: ffff88810ca89a68 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.089623][ T31] 2 locks held by syz.4.17/3968: [ 214.094538][ T31] #0: ffff888103789e68 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.103802][ T31] #1: ffff888179cb08d0 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.114912][ T31] 2 locks held by syz.5.18/4387: [ 214.119853][ T31] #0: ffff88810ca89a68 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.129156][ T31] #1: ffff888179cb0eb8 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.140282][ T31] 3 locks held by kworker/1:4/4389: [ 214.145449][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 214.156293][ T31] #1: ffffc90002d47e48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 214.167485][ T31] #2: ffff8881047d3068 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.176796][ T31] 2 locks held by syz.6.19/4808: [ 214.181713][ T31] #0: ffff888169fae868 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.190983][ T31] #1: ffff888179c482e8 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.202075][ T31] 2 locks held by syz.7.20/5228: [ 214.207070][ T31] #0: ffff8881053f4668 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.216353][ T31] #1: ffff888179c488d0 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.227476][ T31] 3 locks held by kworker/1:5/5231: [ 214.232663][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 214.243692][ T31] #1: ffffc90003de7e48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 214.255011][ T31] #2: ffff888106fed468 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.264296][ T31] 2 locks held by syz.8.21/5650: [ 214.269234][ T31] #0: ffff8881047d3068 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.278514][ T31] #1: ffff888179cb14a0 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.289617][ T31] 2 locks held by syz.9.22/6069: [ 214.294530][ T31] #0: ffff888106fed468 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.303806][ T31] #1: ffff888179cb1a88 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.314922][ T31] 3 locks held by kworker/1:6/6071: [ 214.320090][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 214.330936][ T31] #1: ffffc90004ecfe48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 214.342130][ T31] #2: ffff888103780268 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.351403][ T31] 2 locks held by syz.0.23/6490: [ 214.356310][ T31] #0: ffff888103780268 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.365573][ T31] #1: ffff888179cb2070 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.376672][ T31] 3 locks held by kworker/1:7/6492: [ 214.381880][ T31] #0: ffff888100078748 ((wq_completion)events){....}-{0:0}, at: process_scheduled_works+0x27f/0x5e0 [ 214.392723][ T31] #1: ffffc9000569fe48 ((work_completion)(&m->wq)){....}-{0:0}, at: process_scheduled_works+0x29f/0x5e0 [ 214.403911][ T31] #2: ffff8881057a8468 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.413285][ T31] 2 locks held by syz.1.24/6912: [ 214.418189][ T31] #0: ffff8881057a8468 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.427462][ T31] #1: ffff888179c48eb8 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.438828][ T31] 2 locks held by syz.2.25/7332: [ 214.443739][ T31] #0: ffff8881057a9468 (&pipe->mutex){....}-{3:3}, at: anon_pipe_write+0x4a/0x5b0 [ 214.453018][ T31] #1: ffff888179c494a0 (mapping.invalidate_lock#3){....}-{3:3}, at: page_cache_ra_unbounded+0x70/0x270 [ 214.464119][ T31] [ 214.466513][ T31] ============================================= [ 214.466513][ T31] [ 214.474958][ T31] NMI backtrace for cpu 1 [ 214.474970][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc2-syzkaller #0 PREEMPT(undef) [ 214.474974][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 214.474976][ T31] Call Trace: [ 214.474980][ T31] [ 214.474982][ T31] dump_stack_lvl+0xa2/0xf0 [ 214.474991][ T31] nmi_cpu_backtrace+0x109/0x170 [ 214.474996][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 214.475001][ T31] nmi_trigger_cpumask_backtrace+0x8e/0x140 [ 214.475005][ T31] watchdog+0x604/0x630 [ 214.475011][ T31] ? watchdog+0xd1/0x630 [ 214.475016][ T31] ? __pfx_watchdog+0x10/0x10 [ 214.475020][ T31] kthread+0x200/0x230 [ 214.475024][ T31] ? __pfx_kthread+0x10/0x10 [ 214.475027][ T31] ret_from_fork+0x9d/0x170 [ 214.475031][ T31] ? __pfx_kthread+0x10/0x10 [ 214.475033][ T31] ret_from_fork_asm+0x1a/0x30 [ 214.475041][ T31] [ 214.475042][ T31] Sending NMI from CPU 1 to CPUs 0: [ 214.570709][ C0] NMI backtrace for cpu 0 [ 214.570715][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.16.0-rc2-syzkaller #0 PREEMPT(undef) [ 214.570719][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 214.570721][ C0] RIP: 0010:lock_unpin_lock+0x111/0x160 [ 214.570728][ C0] Code: 05 14 ce fe 02 83 f8 01 74 17 48 c7 c7 b5 b6 14 83 e8 43 f0 5f 01 65 c7 05 f8 cd fe 02 00 00 00 00 48 c7 04 24 00 00 00 00 9c <8f> 04 24 f7 04 24 00 02 00 00 75 2d 41 f7 c4 00 02 00 00 74 01 fb [ 214.570731][ C0] RSP: 0018:ffffc90000003e28 EFLAGS: 00000046 [ 214.570734][ C0] RAX: 0000000000000001 RBX: 000000000000fc76 RCX: bc75cf1f5b505a00 [ 214.570736][ C0] RDX: 0000000000003e90 RSI: ffffffff832aaff6 RDI: ffffffff831e13b7 [ 214.570738][ C0] RBP: 0000000000000000 R08: 0000000000001f2d R09: 0000000000000000 [ 214.570739][ C0] R10: 0000000000000008 R11: 0000000000000001 R12: 0000000000000046 [ 214.570741][ C0] R13: ffffffff83488880 R14: ffff888237c2b518 R15: ffffffff834892c8 [ 214.570743][ C0] FS: 0000000000000000(0000) GS:ffff8882b38f1000(0000) knlGS:0000000000000000 [ 214.570745][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 214.570747][ C0] CR2: 000055dcb13869e8 CR3: 00000000034aa000 CR4: 00000000003506f0 [ 214.570752][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 214.570754][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 214.570755][ C0] Call Trace: [ 214.570758][ C0] [ 214.570760][ C0] sched_balance_update_blocked_averages+0x511/0x580 [ 214.570768][ C0] _nohz_idle_balance+0x18c/0x370 [ 214.570772][ C0] handle_softirqs+0x104/0x300 [ 214.570776][ C0] __irq_exit_rcu+0x52/0x120 [ 214.570779][ C0] sysvec_call_function_single+0x8f/0xb0 [ 214.570784][ C0] [ 214.570785][ C0] [ 214.570786][ C0] asm_sysvec_call_function_single+0x1a/0x20 [ 214.570790][ C0] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 214.570794][ C0] Code: cc cc cc cc cc cc cc 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 b9 4e 0d 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 214.570796][ C0] RSP: 0018:ffffffff83403e90 EFLAGS: 000002c2 [ 214.570798][ C0] RAX: bc75cf1f5b505a00 RBX: 0000000000000000 RCX: bc75cf1f5b505a00 [ 214.570800][ C0] RDX: ffffffff83403e67 RSI: ffffffff83159939 RDI: ffffffff832ae399 [ 214.570801][ C0] RBP: ffffffff83403ea8 R08: 0000000000080000 R09: 0000000000000054 [ 214.570803][ C0] R10: 0000000000000000 R11: ffffffff8128e040 R12: 0000000000000000 [ 214.570804][ C0] R13: ffffffff83488880 R14: 0000000000000000 R15: 0000000000000000 [ 214.570806][ C0] ? __pfx_lapic_next_event+0x10/0x10 [ 214.570812][ C0] default_idle+0x13/0x20 [ 214.570816][ C0] default_idle_call+0x3d/0x70 [ 214.570820][ C0] do_idle+0xd7/0x240 [ 214.570825][ C0] cpu_startup_entry+0x25/0x30 [ 214.570828][ C0] rest_init+0xca/0xd0 [ 214.570832][ C0] start_kernel+0x2f5/0x310 [ 214.570838][ C0] x86_64_start_reservations+0x24/0x30 [ 214.570842][ C0] x86_64_start_kernel+0xfc/0x100 [ 214.570846][ C0] common_startup_64+0x13e/0x147 [ 214.570852][ C0] [ 214.571720][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 214.877360][ T31] Kernel Offset: disabled [ 214.881651][ T31] Rebooting in 86400 seconds..