------------[ cut here ]------------
WARNING: CPU: 1 PID: 6184 at kernel/sched/fair.c:5337 place_entity+0x463/0x520 kernel/sched/fair.c:5337
Modules linked in:
CPU: 1 UID: 0 PID: 6184 Comm: syz.1.247 Not tainted 6.11.0-rc4-next-20240821-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:place_entity+0x463/0x520 kernel/sched/fair.c:5337
Code: 27 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 48 8b 3c 24 4c 89 fe e8 77 14 00 00 48 89 04 24 e9 e0 fd ff ff 90 <0f> 0b 90 41 bd 01 00 00 00 e9 22 ff ff ff 89 d9 80 e1 07 38 c1 0f
RSP: 0018:ffffc90000a184c0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000100000
RDX: 0000000000000400 RSI: ffff8880291c9e80 RDI: ffff8880291c9f00
RBP: dffffc0000000000 R08: ffffffff81358241 R09: 1ffffffff2038190
R10: dffffc0000000000 R11: fffffbfff2038191 R12: 0000000206743b67
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880291c9e80
FS:  00007f12be9a96c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f12b45bd000 CR3: 000000006323e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 enqueue_entity+0x271/0x1920 kernel/sched/fair.c:5409
 enqueue_task_fair+0x206/0xe30 kernel/sched/fair.c:6985
 enqueue_task+0x1a5/0x300 kernel/sched/core.c:2014
 activate_task+0x61/0xc0 kernel/sched/core.c:2056
 attach_task+0xee/0x190 kernel/sched/fair.c:9549
 attach_tasks kernel/sched/fair.c:9584 [inline]
 sched_balance_rq+0x65b1/0x8590 kernel/sched/fair.c:11661
 sched_balance_domains+0x565/0xa90 kernel/sched/fair.c:12069
 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1037
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_flush_all+0xaad/0xfd0 kernel/printk/printk.c:3055
Code: ff ff e8 26 b0 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 18 b0 1f 00 e8 43 6f 49 0a 4d 85 f6 74 b6 e8 09 b0 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31
RSP: 0018:ffffc90004907040 EFLAGS: 00000283
RAX: 1ffff92000920e54 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc90004f81000 RSI: 000000000000a97f RDI: 000000000000a980
RBP: ffffc900049071f0 R08: ffffffff81741014 R09: 1ffffffff26f5700
R10: dffffc0000000000 R11: fffffbfff26f5701 R12: ffffffff8f171458
R13: ffffffff8f171400 R14: 0000000000000200 R15: dffffc0000000000
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118
 vprintk_emit+0x5dc/0x7c0 kernel/printk/printk.c:2348
 _printk+0xd5/0x120 kernel/printk/printk.c:2373
 f2fs_printk+0x3e1/0x470
 get_checkpoint_version+0x256/0x330 fs/f2fs/checkpoint.c:884
 validate_checkpoint+0x148/0x3f0 fs/f2fs/checkpoint.c:901
 f2fs_get_valid_checkpoint+0x349/0xad0 fs/f2fs/checkpoint.c:955
 f2fs_fill_super+0x4e00/0x8040 fs/f2fs/super.c:4533
 mount_bdev+0x20a/0x2d0 fs/super.c:1679
 legacy_get_tree+0xee/0x190 fs/fs_context.c:662
 vfs_get_tree+0x90/0x2a0 fs/super.c:1800
 do_new_mount+0x2be/0xb40 fs/namespace.c:3507
 do_mount fs/namespace.c:3847 [inline]
 __do_sys_mount fs/namespace.c:4055 [inline]
 __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4032
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f12bdb7b61a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f12be9a8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f12be9a8ef0 RCX: 00007f12bdb7b61a
RDX: 0000000020000040 RSI: 0000000020000200 RDI: 00007f12be9a8eb0
RBP: 0000000020000040 R08: 00007f12be9a8ef0 R09: 0000000002010000
R10: 0000000002010000 R11: 0000000000000246 R12: 0000000020000200
R13: 00007f12be9a8eb0 R14: 00000000000054f8 R15: 0000000020000400
 </TASK>
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	e8 26 b0 1f 00       	call   0x1fb02b
   5:	90                   	nop
   6:	0f 0b                	ud2
   8:	90                   	nop
   9:	e9 d8 f8 ff ff       	jmp    0xfffff8e6
   e:	e8 18 b0 1f 00       	call   0x1fb02b
  13:	e8 43 6f 49 0a       	call   0xa496f5b
  18:	4d 85 f6             	test   %r14,%r14
  1b:	74 b6                	je     0xffffffd3
  1d:	e8 09 b0 1f 00       	call   0x1fb02b
  22:	fb                   	sti
  23:	48 8b 44 24 70       	mov    0x70(%rsp),%rax
* 28:	42 0f b6 04 38       	movzbl (%rax,%r15,1),%eax <-- trapping instruction
  2d:	84 c0                	test   %al,%al
  2f:	48 8b 7c 24 30       	mov    0x30(%rsp),%rdi
  34:	0f 85 22 02 00 00    	jne    0x25c
  3a:	0f b6 1f             	movzbl (%rdi),%ebx
  3d:	31                   	.byte 0x31