------------[ cut here ]------------
WARNING: CPU: 1 PID: 5234 at kernel/sched/fair.c:5337 place_entity+0x463/0x520 kernel/sched/fair.c:5337
Modules linked in:
CPU: 1 UID: 0 PID: 5234 Comm: syz-executor 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:ffffc90000a18a10 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000100000
RDX: 0000000000000400 RSI: ffff888026a90080 RDI: ffff888026a90100
RBP: dffffc0000000000 R08: ffff8880733b8147 R09: 1ffff1100e677028
R10: dffffc0000000000 R11: ffffed100e677029 R12: 000000000a3967da
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888026a90080
FS: 000055555840b500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc0208ffe00 CR3: 00000000643f8000 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
hrtimer_wakeup+0x62/0x80 kernel/time/hrtimer.c:1927
__run_hrtimer kernel/time/hrtimer.c:1691 [inline]
__hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1755
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1817
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1026 [inline]
__sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1043
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 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:ffffc90003b8e1a0 EFLAGS: 00000293
RAX: ffffffff81740dfc RBX: 0000000000000000 RCX: ffff888021703c00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003b8e330 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
dev_vprintk_emit+0x2ae/0x330 drivers/base/core.c:4907
dev_printk_emit+0xdd/0x120 drivers/base/core.c:4918
__netdev_printk+0x3e0/0x4d0 net/core/dev.c:11787
netdev_info+0x122/0x170 net/core/dev.c:11842
nsim_udp_tunnel_set_port+0x2af/0x460 drivers/net/netdevsim/udp_tunnels.c:34
udp_tunnel_nic_device_sync_by_port net/ipv4/udp_tunnel_nic.c:246 [inline]
__udp_tunnel_nic_device_sync+0xa1f/0x1380 net/ipv4/udp_tunnel_nic.c:289
udp_tunnel_nic_device_sync net/ipv4/udp_tunnel_nic.c:312 [inline]
__udp_tunnel_nic_add_port+0xc15/0xee0 net/ipv4/udp_tunnel_nic.c:531
udp_tunnel_nic_add_port include/net/udp_tunnel.h:350 [inline]
udp_tunnel_notify_add_rx_port+0x30a/0x4d0 net/ipv4/udp_tunnel_core.c:127
geneve_socket_create drivers/net/geneve.c:609 [inline]
geneve_sock_add+0x647/0xbc0 drivers/net/geneve.c:684
geneve_open+0xe3/0x160 drivers/net/geneve.c:726
__dev_open+0x2d3/0x450 net/core/dev.c:1475
__dev_change_flags+0x1e2/0x6f0 net/core/dev.c:8840
dev_change_flags+0x8b/0x1a0 net/core/dev.c:8912
do_setlink+0xcd0/0x41f0 net/core/rtnetlink.c:2900
__rtnl_newlink net/core/rtnetlink.c:3696 [inline]
rtnl_newlink+0x180d/0x20a0 net/core/rtnetlink.c:3743
rtnetlink_rcv_msg+0x73f/0xcf0 net/core/rtnetlink.c:6646
netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550
netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline]
netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357
netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
__sys_sendto+0x39b/0x4f0 net/socket.c:2204
__do_sys_sendto net/socket.c:2216 [inline]
__se_sys_sendto net/socket.c:2212 [inline]
__x64_sys_sendto+0xde/0x100 net/socket.c:2212
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: 0033:0x7fb4a877bd0c
Code: 2a 5a 02 00 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 70 5a 02 00 48 8b
RSP: 002b:00007ffe35015f00 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fb4a9444620 RCX: 00007fb4a877bd0c
RDX: 000000000000002c RSI: 00007fb4a9444670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007ffe35015f54 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 0000000000000000 R14: 00007fb4a9444670 R15: 0000000000000000
----------------
Code disassembly (best guess):
0: 20 00 and %al,(%rax)
2: 90 nop
3: 0f 0b ud2
5: 90 nop
6: e9 f3 f9 ff ff jmp 0xfffff9fe
b: e8 73 00 20 00 call 0x200083
10: e8 1e ff 4b 0a call 0xa4bff33
15: 4d 85 f6 test %r14,%r14
18: 74 c0 je 0xffffffda
1a: e8 64 00 20 00 call 0x200083
1f: fb sti
20: 49 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%r13
27: fc ff df
* 2a: 43 80 3c 2f 00 cmpb $0x0,(%r15,%r13,1) <-- trapping instruction
2f: 48 8b 5c 24 30 mov 0x30(%rsp),%rbx
34: 74 08 je 0x3e
36: 48 89 df mov %rbx,%rdi
39: e8 a5 d7 88 00 call 0x88d7e3
3e: 4c rex.WR
3f: 8b .byte 0x8b