------------[ cut here ]------------ WARNING: CPU: 1 PID: 5490 at kernel/sched/fair.c:5337 place_entity+0x463/0x520 kernel/sched/fair.c:5337 Modules linked in: CPU: 1 UID: 0 PID: 5490 Comm: syz.1.46 Not tainted 6.11.0-rc5-next-20240827-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:ffffc90000a18730 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000100000 RDX: 0000000000000400 RSI: ffff88801fdeda80 RDI: ffff88801fdedb00 RBP: dffffc0000000000 R08: ffffffff81358371 R09: 1ffffffff20386c8 R10: dffffc0000000000 R11: fffffbfff20386c9 R12: 000000001b46e900 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88801fdeda80 FS: 00007feb6d74f6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f87e38456c0 CR3: 0000000060bf8000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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 kernel/sched/core.c:2056 [inline] ttwu_do_activate+0x1d1/0x7e0 kernel/sched/core.c:3665 ttwu_queue kernel/sched/core.c:3940 [inline] try_to_wake_up+0x8bc/0x1480 kernel/sched/core.c:4266 swake_up_locked kernel/sched/swait.c:29 [inline] complete_with_flags kernel/sched/completion.c:24 [inline] complete+0xac/0x1c0 kernel/sched/completion.c:47 random_recv_done+0x138/0x1e0 drivers/char/hw_random/virtio-rng.c:48 vring_interrupt+0x21d/0x380 drivers/virtio/virtio_ring.c:2595 __handle_irq_event_percpu+0x29a/0xa80 kernel/irq/handle.c:158 handle_irq_event_percpu kernel/irq/handle.c:193 [inline] handle_irq_event+0x89/0x1f0 kernel/irq/handle.c:210 handle_edge_irq+0x25f/0xc20 kernel/irq/chip.c:831 generic_handle_irq_desc include/linux/irqdesc.h:173 [inline] handle_irq arch/x86/kernel/irq.c:247 [inline] call_irq_handler arch/x86/kernel/irq.c:259 [inline] __common_interrupt+0x136/0x230 arch/x86/kernel/irq.c:285 common_interrupt+0x5e/0xd0 arch/x86/kernel/irq.c:278 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693 RIP: 0010:variable_ffs arch/x86/include/asm/bitops.h:321 [inline] RIP: 0010:handle_softirqs+0x1e3/0x980 kernel/softirq.c:542 Code: 7c 24 70 45 0f b7 e4 48 c7 c7 e0 bf 09 8c e8 34 d7 68 0a 65 66 c7 05 92 83 ac 7e 00 00 e8 25 6d 44 00 fb 49 c7 c6 c0 a0 60 8e ff ff ff ff 41 0f bc c4 41 89 c7 41 ff c7 0f 84 eb 03 00 00 44 RSP: 0018:ffffc90000a18e40 EFLAGS: 00000286 RAX: 51167d25a1303100 RBX: ffffc90000a18ee0 RCX: ffffffff817081fa RDX: dffffc0000000000 RSI: ffffffff8c0acac0 RDI: ffffffff8c6088c0 RBP: ffffc90000a18f50 R08: ffffffff937b7807 R09: 1ffffffff26f6f00 R10: dffffc0000000000 R11: fffffbfff26f6f01 R12: 0000000000000002 R13: 0000000000000000 R14: ffffffff8e60a0c0 R15: 1ffff11003f943c0 __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 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_flush_all+0x9f7/0xf50 kernel/printk/printk.c:3083 Code: 20 00 90 0f 0b 90 e9 f3 f9 ff ff e8 73 00 20 00 e8 1e ff 4b 0a 4d 85 f6 74 c0 e8 64 00 20 00 fb 49 bd 00 00 00 00 00 fc ff df <43> 80 3c 2f 00 48 8b 5c 24 30 74 08 48 89 df e8 a5 d7 88 00 4c 8b RSP: 0018:ffffc900095f6f60 EFLAGS: 00000283 RAX: ffffffff81740dfc RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90009c49000 RSI: 00000000000031fd RDI: 00000000000031fe RBP: ffffc900095f70f0 R08: ffffffff81740da3 R09: 1ffffffff26f6f00 R10: dffffc0000000000 R11: fffffbfff26f6f01 R12: ffffffff8f172ba0 R13: dffffc0000000000 R14: 0000000000000200 R15: 1ffffffff1e2e57f console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3153 vprintk_emit+0x87d/0xa10 kernel/printk/printk.c:2399 _printk+0xd5/0x120 kernel/printk/printk.c:2424 ntfs_printk+0x3ad/0x420 fs/ntfs3/super.c:93 ntfs_set_state+0x411/0x6c0 fs/ntfs3/fsntfs.c:965 ntfs_iget5+0x580/0x3920 fs/ntfs3/inode.c:548 ntfs_fill_super+0x2bfa/0x4730 fs/ntfs3/super.c:1271 get_tree_bdev+0x3f7/0x570 fs/super.c:1635 vfs_get_tree+0x90/0x2b0 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: 0033:0x7feb6c97b61a 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:00007feb6d74ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007feb6d74eef0 RCX: 00007feb6c97b61a RDX: 0000000020000200 RSI: 0000000020000100 RDI: 00007feb6d74eeb0 RBP: 0000000020000200 R08: 00007feb6d74eef0 R09: 0000000000000012 R10: 0000000000000012 R11: 0000000000000246 R12: 0000000020000100 R13: 00007feb6d74eeb0 R14: 000000000001f6f4 R15: 0000000020002dc0 ---------------- Code disassembly (best guess): 0: 7c 24 jl 0x26 2: 70 45 jo 0x49 4: 0f b7 e4 movzwl %sp,%esp 7: 48 c7 c7 e0 bf 09 8c mov $0xffffffff8c09bfe0,%rdi e: e8 34 d7 68 0a call 0xa68d747 13: 65 66 c7 05 92 83 ac movw $0x0,%gs:0x7eac8392(%rip) # 0x7eac83af 1a: 7e 00 00 1d: e8 25 6d 44 00 call 0x446d47 22: fb sti 23: 49 c7 c6 c0 a0 60 8e mov $0xffffffff8e60a0c0,%r14 * 2a: b8 ff ff ff ff mov $0xffffffff,%eax <-- trapping instruction 2f: 41 0f bc c4 bsf %r12d,%eax 33: 41 89 c7 mov %eax,%r15d 36: 41 ff c7 inc %r15d 39: 0f 84 eb 03 00 00 je 0x42a 3f: 44 rex.R