BUG: scheduling while atomic: syz-executor.0/2201/0x00000102 Modules linked in: CPU: 0 PID: 2201 Comm: syz-executor.0 Not tainted 5.17.0-syzkaller-11407-gae085d7f9365 #0 Hardware name: linux,dummy-virt (DT) Call trace: dump_backtrace.part.0+0xcc/0xe0 arch/arm64/kernel/stacktrace.c:184 dump_backtrace arch/arm64/kernel/stacktrace.c:190 [inline] show_stack+0x18/0x6c arch/arm64/kernel/stacktrace.c:191 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x68/0x84 lib/dump_stack.c:106 dump_stack+0x18/0x34 lib/dump_stack.c:113 __schedule_bug+0x60/0x80 kernel/sched/core.c:5617 schedule_debug kernel/sched/core.c:5644 [inline] __schedule+0x74c/0x7f0 kernel/sched/core.c:6273 schedule+0x54/0xd0 kernel/sched/core.c:6454 rwsem_down_write_slowpath+0x29c/0x5a0 kernel/locking/rwsem.c:1142 __down_write_common kernel/locking/rwsem.c:1259 [inline] __down_write_common kernel/locking/rwsem.c:1256 [inline] __down_write kernel/locking/rwsem.c:1268 [inline] down_write+0x58/0x64 kernel/locking/rwsem.c:1515 inode_lock include/linux/fs.h:777 [inline] simple_recursive_removal+0x124/0x270 fs/libfs.c:288 debugfs_remove fs/debugfs/inode.c:732 [inline] debugfs_remove+0x5c/0x80 fs/debugfs/inode.c:726 blk_release_queue+0x7c/0xf0 block/blk-sysfs.c:784 kobject_cleanup lib/kobject.c:705 [inline] kobject_release lib/kobject.c:736 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x98/0x114 lib/kobject.c:753 blk_put_queue+0x14/0x20 block/blk-core.c:270 blkg_free.part.0+0x54/0x80 block/blk-cgroup.c:86 blkg_free block/blk-cgroup.c:78 [inline] __blkg_release+0x44/0x70 block/blk-cgroup.c:102 rcu_do_batch kernel/rcu/tree.c:2535 [inline] rcu_core+0x324/0x590 kernel/rcu/tree.c:2786 rcu_core_si+0x10/0x20 kernel/rcu/tree.c:2803 _stext+0x124/0x2a0 do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] invoke_softirq kernel/softirq.c:439 [inline] __irq_exit_rcu+0xe4/0x100 kernel/softirq.c:637 irq_exit_rcu+0x10/0x1c kernel/softirq.c:649 __el1_irq arch/arm64/kernel/entry-common.c:459 [inline] el1_interrupt+0x38/0x64 arch/arm64/kernel/entry-common.c:473 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:478 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:577 unlink_va mm/vmalloc.c:962 [inline] free_vmap_area_noflush+0x44/0x370 mm/vmalloc.c:1780 free_unmap_vmap_area mm/vmalloc.c:1809 [inline] remove_vm_area+0xb0/0xcc mm/vmalloc.c:2570 vm_remove_mappings mm/vmalloc.c:2599 [inline] __vunmap+0x60/0x320 mm/vmalloc.c:2664 __vfree+0x3c/0x9c mm/vmalloc.c:2723 vfree+0x34/0x50 mm/vmalloc.c:2754 copy_entries_to_user net/ipv4/netfilter/arp_tables.c:713 [inline] get_entries net/ipv4/netfilter/arp_tables.c:867 [inline] do_arpt_get_ctl+0x3b8/0x460 net/ipv4/netfilter/arp_tables.c:1453 nf_getsockopt+0x60/0x8c net/netfilter/nf_sockopt.c:116 ip_getsockopt net/ipv4/ip_sockglue.c:1786 [inline] ip_getsockopt+0x108/0x164 net/ipv4/ip_sockglue.c:1765 tcp_getsockopt+0x20/0x50 net/ipv4/tcp.c:4295 sock_common_getsockopt+0x1c/0x30 net/core/sock.c:3478 __sys_getsockopt+0xa4/0x214 net/socket.c:2224 __do_sys_getsockopt net/socket.c:2239 [inline] __se_sys_getsockopt net/socket.c:2236 [inline] __arm64_sys_getsockopt+0x28/0x3c net/socket.c:2236 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x48/0x114 arch/arm64/kernel/syscall.c:52 el0_svc_common.constprop.0+0x44/0xec arch/arm64/kernel/syscall.c:142 do_el0_svc+0x6c/0x84 arch/arm64/kernel/syscall.c:181 el0_svc+0x44/0xb0 arch/arm64/kernel/entry-common.c:616 el0t_64_sync_handler+0x1a4/0x1b0 arch/arm64/kernel/entry-common.c:634 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:581 vkms_vblank_simulate: vblank timer overrun