net_ratelimit: 14 callbacks suppressed GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P7205/1:b..l rcu: (detected by 0, t=10502 jiffies, g=19505, q=777 ncpus=2) task:syz.1.235 state:R running task stack:24664 pid:7205 tgid:7205 ppid:5829 task_flags:0x40044c flags:0x00080003 Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x149b/0x4fd0 kernel/sched/core.c:6863 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7190 irqentry_exit+0x5e3/0x670 kernel/entry/common.c:216 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:unwind_next_frame+0x717/0x23d0 arch/x86/kernel/unwind_orc.c:527 Code: b6 04 28 84 c0 48 89 54 24 08 48 89 34 24 0f 85 44 16 00 00 4c 89 e0 48 c1 e8 03 0f b6 04 28 84 c0 0f 85 5a 16 00 00 0f b7 1e eb 0b 80 e3 01 48 8b 44 24 28 0f b6 04 28 84 c0 4c 8b 7c 24 78 RSP: 0018:ffffc9000e62ed78 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000215 RCX: ffffffff8fa260a4 RDX: ffffffff902287a6 RSI: ffffffff902287aa RDI: ffffffff8bc08600 RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffffff8df41aa0 R10: dffffc0000000000 R11: ffffffff81acf4d0 R12: ffffffff902287ab R13: ffffc9000e62ee98 R14: ffffc9000e62ee48 R15: ffffffff8173fdd5 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 save_stack+0xf5/0x1f0 mm/page_owner.c:165 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1406 [inline] free_unref_folios+0xdb3/0x14f0 mm/page_alloc.c:3000 folios_put_refs+0x584/0x670 mm/swap.c:1002 folio_batch_release include/linux/pagevec.h:101 [inline] shmem_undo_range+0x49e/0x1490 mm/shmem.c:1137 shmem_truncate_range mm/shmem.c:1249 [inline] shmem_evict_inode+0x26e/0xa70 mm/shmem.c:1379 evict+0x5f4/0xae0 fs/inode.c:837 __dentry_kill+0x209/0x660 fs/dcache.c:670 finish_dput+0xc9/0x480 fs/dcache.c:879 __fput+0x68e/0xa70 fs/file_table.c:476 task_work_run+0x1d4/0x260 kernel/task_work.c:233 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x694/0x22f0 kernel/exit.c:971 do_group_exit+0x21c/0x2d0 kernel/exit.c:1112 get_signal+0x1285/0x1340 kernel/signal.c:3034 arch_do_signal_or_restart+0x9a/0x7a0 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:41 [inline] exit_to_user_mode_loop+0x87/0x4e0 kernel/entry/common.c:75 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline] do_syscall_64+0x2c1/0xf80 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0af498f749 RSP: 002b:00007ffe162aa218 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007f0af4be7da0 RCX: 00007f0af498f749 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f0af4be7da0 R08: 000000000001cd10 R09: 0000001e162aa50f R10: 00000000005e00d4 R11: 0000000000000246 R12: 0000000000034a31 R13: 00007f0af4be6180 R14: ffffffffffffffff R15: 00007ffe162aa330