rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P7367/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=38041, q=506 ncpus=2)
task:syz-executor.5  state:R  running task     stack:20912 pid:7367  tgid:7367  ppid:7352   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5409 [inline]
 __schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7068
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:netdev_name_node_lookup_rcu net/core/dev.c:295 [inline]
RIP: 0010:dev_get_by_name_rcu+0x82/0xf0 net/core/dev.c:762
Code: f8 69 db 47 86 c8 61 c1 eb 18 48 c1 e3 03 49 03 1f 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 e1 34 a9 f8 48 8b 1b <48> 85 db 74 30 4c 8d 7b 28 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74
RSP: 0018:ffffc90002d8fbe8 EFLAGS: 00000246
RAX: 1ffff110043f00da RBX: ffff88802c492c00 RCX: 0000000000000010
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000008
RBP: 0000000000000001 R08: ffffffff820f2bfe R09: 1ffffffff25edab0
R10: dffffc0000000000 R11: fffffbfff25edab1 R12: dffffc0000000000
R13: ffff88805b79b980 R14: ffffc90002d8fce0 R15: ffff88805b79bc80
 dev_load+0xc7/0x1f0 net/core/dev_ioctl.c:642
 dev_ioctl+0x52e/0x1340 net/core/dev_ioctl.c:713
 sock_do_ioctl+0x240/0x460 net/socket.c:1236
 sock_ioctl+0x629/0x8e0 net/socket.c:1341
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:904 [inline]
 __se_sys_ioctl+0xfe/0x170 fs/ioctl.c:890
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa760e7dacb
RSP: 002b:00007ffdf5eab540 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa760e7dacb
RDX: 00007ffdf5eab5a0 RSI: 0000000000008933 RDI: 0000000000000005
RBP: 00007ffdf5eab5a0 R08: 0000000000000005 R09: 00356d6973766564
R10: 0000000000000004 R11: 0000000000000246 R12: 00007ffdf5eab62c
R13: 00007ffdf5eab710 R14: 00007fa761ad4620 R15: 00007ffdf5eab710
 </TASK>
rcu: rcu_preempt kthread starved for 10537 jiffies! g38041 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:24912 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5409 [inline]
 __schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
 __schedule_loop kernel/sched/core.c:6823 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6838
 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2582
 rcu_gp_fqs_loop+0x2df/0x1370 kernel/rcu/tree.c:2000
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2202
 kthread+0x2f2/0x390 kernel/kthread.c:389
 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 7594 Comm: syz-executor.3 Not tainted 6.9.0-syzkaller-02713-g1b10b390d945 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:__fpu_restore_sig arch/x86/kernel/fpu/signal.c:348 [inline]
RIP: 0010:fpu__restore_sig+0x9bf/0x11b0 arch/x86/kernel/fpu/signal.c:493
Code: 8b 1c 24 89 df e8 21 54 5f 00 3b 5c 24 10 76 0a e8 56 52 5f 00 e9 1c f9 ff ff 48 03 5c 24 28 48 89 d8 e8 f4 09 46 0a 48 89 c3 <89> 14 24 b8 ff ff ff ff 48 89 de 48 21 c6 31 ff e8 0c 57 5f 00 b8
RSP: 0018:ffffc90004227a80 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff88806ce05a00
RDX: 0000000046505845 RSI: 0000000000000344 RDI: 0000000000000340
RBP: ffffc90004227c30 R08: ffffffff8136f10f R09: 1ffff92000844f77
R10: dffffc0000000000 R11: fffff52000844f78 R12: ffffc90004227b90
R13: 0000000000000000 R14: 00007f1718c39d80 R15: dffffc0000000000
FS:  00007f1718c3a6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3262c000 CR3: 000000006c820000 CR4: 0000000000350ef0
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 restore_sigcontext+0x675/0x7d0 arch/x86/kernel/signal_64.c:95
 __do_sys_rt_sigreturn+0x17f/0x270 arch/x86/kernel/signal_64.c:263
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1717e7dd67
Code: 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 <0f> 05 48 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89
RSP: 002b:00007f1718c3a178 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007f1717fabf88 RCX: 00007f1717e7dd69
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f1717fabf88
RBP: 00007f1717fabf80 R08: 00007f1718c3a6c0 R09: 00007f1718c3a6c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1717fabf8c
R13: 000000000000000b R14: 00007ffd3f7340b0 R15: 00007ffd3f734198
 </TASK>