[ 11.387512][ T228] ------------[ cut here ]------------
[ 11.388101][ T228] WARNING: CPU: 3 PID: 228 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 11.388823][ T228] Modules linked in: netdevsim
[ 11.389204][ T228] CPU: 3 UID: 0 PID: 228 Comm: fib_notificatio Not tainted 6.14.0-rc5-virtme #1
[ 11.389993][ T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 11.390462][ T228] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 11.390946][ T228] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 98 0c 00 00 be ff ff ff ff e8 d8 33 78 00 85 c0 0f 85 99 00 00 00 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 20 48 c1 ea 03
[ 11.392197][ T228] RSP: 0018:ffffc90000af7520 EFLAGS: 00010246
[ 11.392683][ T228] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 11.393199][ T228] RDX: 0000000000000000 RSI: ffff88800b60ac98 RDI: ffff888008c4d0f8
[ 11.393776][ T228] RBP: ffffffffa4323440 R08: 0000000000000000 R09: fffffbfff443d83c
[ 11.394374][ T228] R10: ffffffffa21ec1e7 R11: ffff888008c4c5c0 R12: 0000000000000000
[ 11.394915][ T228] R13: ffff88800b60a128 R14: ffff88800b60a008 R15: ffff88800b60a000
[ 11.395501][ T228] FS: 00007f1fc9416740(0000) GS:ffff88802f580000(0000) knlGS:0000000000000000
[ 11.396102][ T228] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 11.396592][ T228] CR2: 0000562c59164598 CR3: 000000000b5a8003 CR4: 0000000000772ef0
[ 11.397168][ T228] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 11.397713][ T228] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 11.398282][ T228] PKRU: 55555554
[ 11.398581][ T228] Call Trace:
[ 11.398866][ T228]
[ 11.399059][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 11.399398][ T228] ? __warn+0xd1/0x1c0
[ 11.399690][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 11.400050][ T228] ? report_bug+0x28c/0x2d0
[ 11.400443][ T228] ? handle_bug+0x54/0xa0
[ 11.400724][ T228] ? exc_invalid_op+0x18/0x50
[ 11.401089][ T228] ? asm_exc_invalid_op+0x1a/0x20
[ 11.401491][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 11.401880][ T228] ? __pfx___netdev_update_features+0x10/0x10
[ 11.402361][ T228] ? _raw_spin_unlock_irq+0x28/0x50
[ 11.402742][ T228] ? netdev_register_kobject+0x264/0x2f0
[ 11.403155][ T228] register_netdevice+0xd46/0x1360
[ 11.403566][ T228] ? __pfx_register_netdevice+0x10/0x10
[ 11.403947][ T228] nsim_create+0x5f4/0x790 [netdevsim]
[ 11.404364][ T228] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 11.404832][ T228] ? mark_lock+0x38/0x3e0
[ 11.405142][ T228] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 11.405626][ T228] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 11.406099][ T228] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 11.406603][ T228] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 11.406992][ T228] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 11.407474][ T228] ? kernfs_create_link+0x173/0x240
[ 11.407857][ T228] ? kernfs_put+0x1c/0x40
[ 11.408154][ T228] ? sysfs_do_create_link_sd+0x8c/0x100
[ 11.408564][ T228] really_probe+0x1df/0x920
[ 11.408943][ T228] __driver_probe_device+0x2e6/0x3e0
[ 11.409348][ T228] driver_probe_device+0x49/0x140
[ 11.409734][ T228] __device_attach_driver+0x192/0x2b0
[ 11.410139][ T228] ? __pfx___device_attach_driver+0x10/0x10
[ 11.410590][ T228] bus_for_each_drv+0x107/0x1a0
[ 11.410965][ T228] ? __pfx_bus_for_each_drv+0x10/0x10
[ 11.411352][ T228] ? bus_to_subsys+0xd5/0x110
[ 11.411730][ T228] ? __pfx___lock_release+0x10/0x10
[ 11.412094][ T228] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 11.412682][ T228] __device_attach+0x1a3/0x3f0
[ 11.413055][ T228] ? __pfx___device_attach+0x10/0x10
[ 11.413432][ T228] ? bus_to_subsys+0xd5/0x110
[ 11.413810][ T228] ? do_raw_spin_unlock+0x58/0x220
[ 11.414206][ T228] bus_probe_device+0x133/0x180
[ 11.414583][ T228] device_add+0x99d/0x1110
[ 11.414963][ T228] ? __pfx_device_add+0x10/0x10
[ 11.415346][ T228] ? __init_waitqueue_head+0xcf/0x150
[ 11.415748][ T228] new_device_store+0x393/0x690 [netdevsim]
[ 11.416243][ T228] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 11.416708][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 11.417067][ T228] ? sysfs_file_ops+0x11e/0x170
[ 11.417465][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 11.417830][ T228] kernfs_fop_write_iter+0x2ba/0x460
[ 11.418229][ T228] vfs_write+0xa87/0x11e0
[ 11.418526][ T228] ? __pfx_vfs_write+0x10/0x10
[ 11.418893][ T228] ? __lock_release+0x103/0x460
[ 11.419272][ T228] ? do_user_addr_fault+0x972/0xe30
[ 11.419660][ T228] ? __pfx___up_read+0x10/0x10
[ 11.420045][ T228] ksys_write+0xf8/0x1d0
[ 11.420345][ T228] ? __pfx_ksys_write+0x10/0x10
[ 11.420703][ T228] ? do_user_addr_fault+0x97c/0xe30
[ 11.421216][ T228] do_syscall_64+0xc1/0x1d0
[ 11.421594][ T228] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 11.422046][ T228] RIP: 0033:0x7f1fc9557b77
[ 11.422447][ T228] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 11.423723][ T228] RSP: 002b:00007ffd1626bc08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 11.424317][ T228] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1fc9557b77
[ 11.424843][ T228] RDX: 0000000000000007 RSI: 0000562c59163590 RDI: 0000000000000001
[ 11.425402][ T228] RBP: 0000562c59163590 R08: 0000000000000003 R09: 0000000000000077
[ 11.425944][ T228] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000007
[ 11.426511][ T228] R13: 00007f1fc9613760 R14: 0000000000000007 R15: 00007f1fc960e9c0
[ 11.427099][ T228]
[ 11.427401][ T228] irq event stamp: 91161
[ 11.427689][ T228] hardirqs last enabled at (91171): [] __up_console_sem+0x6b/0x80
[ 11.428349][ T228] hardirqs last disabled at (91182): [] __up_console_sem+0x50/0x80
[ 11.428994][ T228] softirqs last enabled at (90544): [] handle_softirqs+0x32e/0x5c0
[ 11.429674][ T228] softirqs last disabled at (90529): [] __irq_exit_rcu+0xc4/0x100
[ 11.430341][ T228] ---[ end trace 0000000000000000 ]---
[ 11.586916][ T246] netdevsim netdevsim1337 eni1337np1: renamed from eth0
[ 11.728671][ T248] ------------[ cut here ]------------
[ 11.729041][ T248] WARNING: CPU: 3 PID: 248 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 11.729585][ T248] Modules linked in: netdevsim
[ 11.729829][ T248] CPU: 3 UID: 0 PID: 248 Comm: devlink Tainted: G W 6.14.0-rc5-virtme #1
[ 11.730396][ T248] Tainted: [W]=WARN
[ 11.730601][ T248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 11.730892][ T248] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 11.731204][ T248] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 98 0c 00 00 be ff ff ff ff e8 d8 33 78 00 85 c0 0f 85 99 00 00 00 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 20 48 c1 ea 03
[ 11.732021][ T248] RSP: 0018:ffffc900004f71e8 EFLAGS: 00010246
[ 11.732327][ T248] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 11.732686][ T248] RDX: 0000000000000000 RSI: ffff88800b912c98 RDI: ffff88800b4e0b00
[ 11.733059][ T248] RBP: ffff88800b648040 R08: 0000000000000000 R09: fffffbfff443d83c
[ 11.733407][ T248] R10: ffffffffa21ec1e7 R11: ffff88800b4e0040 R12: 0000000000000000
[ 11.733747][ T248] R13: ffff88800b912128 R14: ffff88800b912008 R15: ffff88800b912000
[ 11.734085][ T248] FS: 00007f843a6de800(0000) GS:ffff88802f580000(0000) knlGS:0000000000000000
[ 11.734489][ T248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 11.734777][ T248] CR2: 000055db694dd988 CR3: 000000000a5b6005 CR4: 0000000000772ef0
[ 11.735133][ T248] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 11.735478][ T248] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 11.735822][ T248] PKRU: 55555554
[ 11.735989][ T248] Call Trace:
[ 11.736176][ T248]
[ 11.736298][ T248] ? __netdev_update_features+0x9c1/0xde0
[ 11.736545][ T248] ? __warn+0xd1/0x1c0
[ 11.736731][ T248] ? __netdev_update_features+0x9c1/0xde0
[ 11.736961][ T248] ? report_bug+0x28c/0x2d0
[ 11.737222][ T248] ? handle_bug+0x54/0xa0
[ 11.737408][ T248] ? exc_invalid_op+0x18/0x50
[ 11.737637][ T248] ? asm_exc_invalid_op+0x1a/0x20
[ 11.737882][ T248] ? __netdev_update_features+0x9c1/0xde0
[ 11.738123][ T248] ? __netdev_update_features+0x9b8/0xde0
[ 11.738356][ T248] ? __pfx___netdev_update_features+0x10/0x10
[ 11.738645][ T248] ? _raw_spin_unlock_irq+0x28/0x50
[ 11.738879][ T248] ? netdev_register_kobject+0x264/0x2f0
[ 11.739131][ T248] register_netdevice+0xd46/0x1360
[ 11.739370][ T248] ? __pfx_register_netdevice+0x10/0x10
[ 11.739627][ T248] nsim_create+0x5f4/0x790 [netdevsim]
[ 11.739874][ T248] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 11.740181][ T248] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 11.740576][ T248] ? nsim_dev_hwstats_init+0x392/0x4a0 [netdevsim]
[ 11.741057][ T248] nsim_dev_reload_create+0x3fd/0x610 [netdevsim]
[ 11.741520][ T248] ? __pfx_nsim_dev_reload_create+0x10/0x10 [netdevsim]
[ 11.741950][ T248] ? devlink_params_driverinit_load_new+0x223/0x2d0
[ 11.742411][ T248] devlink_reload+0x27f/0x450
[ 11.742776][ T248] ? __pfx_devlink_reload+0x10/0x10
[ 11.743164][ T248] ? trace_cap_capable+0x11e/0x1a0
[ 11.743526][ T248] ? cap_capable+0x94/0x230
[ 11.743875][ T248] ? fdget+0x52/0x1e0
[ 11.744178][ T248] devlink_nl_reload_doit+0x395/0x10b0
[ 11.744542][ T248] ? __pfx_devlink_nl_reload_doit+0x10/0x10
[ 11.744983][ T248] ? __nla_parse+0x26/0x30
[ 11.745380][ T248] genl_family_rcv_msg_doit+0x1d4/0x2b0
[ 11.745753][ T248] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10
[ 11.746237][ T248] ? cap_capable+0x94/0x230
[ 11.746589][ T248] ? validate_chain+0x1fe/0xae0
[ 11.746958][ T248] genl_family_rcv_msg+0x347/0x5b0
[ 11.747340][ T248] ? __pfx_genl_family_rcv_msg+0x10/0x10
[ 11.747712][ T248] ? __pfx_devlink_nl_pre_doit_dev_lock+0x10/0x10
[ 11.748169][ T248] ? __pfx_devlink_nl_reload_doit+0x10/0x10
[ 11.748585][ T248] ? __pfx_devlink_nl_post_doit_dev_lock+0x10/0x10
[ 11.748988][ T248] genl_rcv_msg+0xa3/0x140
[ 11.749369][ T248] netlink_rcv_skb+0x130/0x360
[ 11.749731][ T248] ? __pfx_genl_rcv_msg+0x10/0x10
[ 11.750103][ T248] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 11.750583][ T248] ? genl_rcv+0x19/0x40
[ 11.750860][ T248] ? __pfx_down_read+0x10/0x10
[ 11.751254][ T248] ? netlink_deliver_tap+0x13e/0x340
[ 11.751632][ T248] genl_rcv+0x28/0x40
[ 11.751893][ T248] netlink_unicast+0x44b/0x710
[ 11.752286][ T248] ? __pfx_netlink_unicast+0x10/0x10
[ 11.752656][ T248] ? find_held_lock+0x2c/0x110
[ 11.753039][ T248] netlink_sendmsg+0x723/0xbe0
[ 11.753432][ T248] ? __pfx_netlink_sendmsg+0x10/0x10
[ 11.753778][ T248] ? lock_acquire+0x32/0xc0
[ 11.754103][ T248] ? __might_fault+0x11b/0x170
[ 11.754477][ T248] __sys_sendto+0x3c3/0x450
[ 11.754716][ T248] ? __pfx___sys_sendto+0x10/0x10
[ 11.754987][ T248] ? __lock_release+0x103/0x460
[ 11.755369][ T248] ? do_user_addr_fault+0x972/0xe30
[ 11.755618][ T248] ? __pfx___lock_release+0x10/0x10
[ 11.755892][ T248] ? __pfx___up_read+0x10/0x10
[ 11.756280][ T248] ? do_user_addr_fault+0x972/0xe30
[ 11.756644][ T248] ? do_user_addr_fault+0x97c/0xe30
[ 11.757006][ T248] __x64_sys_sendto+0xe0/0x1c0
[ 11.757380][ T248] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 11.757769][ T248] do_syscall_64+0xc1/0x1d0
[ 11.758041][ T248] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 11.758447][ T248] RIP: 0033:0x7f843a8eaa4a
[ 11.758790][ T248] Code: Unable to access opcode bytes at 0x7f843a8eaa20.
[ 11.759234][ T248] RSP: 002b:00007ffd66450978 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 11.759776][ T248] RAX: ffffffffffffffda RBX: 00000000082d6b00 RCX: 00007f843a8eaa4a
[ 11.760289][ T248] RDX: 0000000000000040 RSI: 00000000082d6b00 RDI: 0000000000000005
[ 11.760812][ T248] RBP: 00000000082d6910 R08: 00007f843aa8e200 R09: 000000000000000c
[ 11.761370][ T248] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040f200
[ 11.761891][ T248] R13: 00000000082d6910 R14: 0000000000000000 R15: 0000000000000001
[ 11.762453][ T248]
[ 11.762726][ T248] irq event stamp: 49933
[ 11.762986][ T248] hardirqs last enabled at (49943): [] __up_console_sem+0x6b/0x80
[ 11.763596][ T248] hardirqs last disabled at (49954): [] __up_console_sem+0x50/0x80
[ 11.764190][ T248] softirqs last enabled at (48892): [] handle_softirqs+0x32e/0x5c0
[ 11.764793][ T248] softirqs last disabled at (48843): [] __irq_exit_rcu+0xc4/0x100
[ 11.765409][ T248] ---[ end trace 0000000000000000 ]---
[ 11.787094][ T248] devlink (248) used greatest stack depth: 24368 bytes left
[ 84.638395][ T11] ------------[ cut here ]------------
[ 84.638778][ T11] WARNING: CPU: 0 PID: 11 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 84.639281][ T11] Modules linked in: netdevsim
[ 84.639499][ T11] CPU: 0 UID: 0 PID: 11 Comm: kworker/u16:0 Tainted: G W 6.14.0-rc5-virtme #1
[ 84.639873][ T11] Tainted: [W]=WARN
[ 84.640020][ T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 84.640281][ T11] Workqueue: netns cleanup_net
[ 84.640535][ T11] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 84.640782][ T11] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 98 0c 00 00 be ff ff ff ff e8 d8 33 78 00 85 c0 0f 85 99 00 00 00 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 20 48 c1 ea 03
[ 84.641524][ T11] RSP: 0018:ffffc900000b7620 EFLAGS: 00010246
[ 84.641777][ T11] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 84.642072][ T11] RDX: 0000000000000000 RSI: ffff88800bc52c98 RDI: ffff888001a82e10
[ 84.642390][ T11] RBP: ffffffffa4323440 R08: 0000000000000000 R09: fffffbfff443d83c
[ 84.642708][ T11] R10: ffffffffa21ec1e7 R11: ffff888001a82300 R12: 0000000000000000
[ 84.643008][ T11] R13: ffff88800bc52128 R14: ffff88800bc52008 R15: ffff88800bc52000
[ 84.643331][ T11] FS: 0000000000000000(0000) GS:ffff88802f400000(0000) knlGS:0000000000000000
[ 84.643660][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 84.643909][ T11] CR2: 00007f94fd8fa970 CR3: 000000003af28002 CR4: 0000000000772ef0
[ 84.644212][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 84.644678][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 84.644947][ T11] PKRU: 55555554
[ 84.645087][ T11] Call Trace:
[ 84.645255][ T11]
[ 84.645365][ T11] ? __netdev_update_features+0x9c1/0xde0
[ 84.645556][ T11] ? __warn+0xd1/0x1c0
[ 84.645710][ T11] ? __netdev_update_features+0x9c1/0xde0
[ 84.645902][ T11] ? report_bug+0x28c/0x2d0
[ 84.646095][ T11] ? handle_bug+0x54/0xa0
[ 84.646259][ T11] ? exc_invalid_op+0x18/0x50
[ 84.646457][ T11] ? asm_exc_invalid_op+0x1a/0x20
[ 84.646691][ T11] ? __netdev_update_features+0x9c1/0xde0
[ 84.646890][ T11] ? __pfx___netdev_update_features+0x10/0x10
[ 84.647137][ T11] ? _raw_spin_unlock_irq+0x28/0x50
[ 84.647330][ T11] ? netdev_register_kobject+0x264/0x2f0
[ 84.647531][ T11] register_netdevice+0xd46/0x1360
[ 84.647723][ T11] ? __pfx_register_netdevice+0x10/0x10
[ 84.647940][ T11] nsim_create+0x5f4/0x790 [netdevsim]
[ 84.648183][ T11] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 84.648428][ T11] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 84.648676][ T11] ? nsim_dev_hwstats_init+0x392/0x4a0 [netdevsim]
[ 84.648930][ T11] nsim_dev_reload_create+0x3fd/0x610 [netdevsim]
[ 84.649202][ T11] ? __pfx_nsim_dev_reload_create+0x10/0x10 [netdevsim]
[ 84.649464][ T11] ? devlink_params_driverinit_load_new+0x223/0x2d0
[ 84.649711][ T11] devlink_reload+0x27f/0x450
[ 84.649903][ T11] ? __pfx_devlink_reload+0x10/0x10
[ 84.650091][ T11] ? devlinks_xa_find_get+0xec/0x1d0
[ 84.650298][ T11] devlink_pernet_pre_exit+0x173/0x260
[ 84.650499][ T11] ? __pfx_devlink_pernet_pre_exit+0x10/0x10
[ 84.650754][ T11] cleanup_net+0x405/0xa60
[ 84.650943][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 84.651147][ T11] ? __pfx_cleanup_net+0x10/0x10
[ 84.651329][ T11] ? trace_lock_acquire+0x14c/0x1f0
[ 84.651517][ T11] ? lock_acquire+0x32/0xc0
[ 84.651696][ T11] ? process_one_work+0xe0b/0x16d0
[ 84.651890][ T11] process_one_work+0xe55/0x16d0
[ 84.652084][ T11] ? __pfx___lock_release+0x10/0x10
[ 84.652284][ T11] ? __pfx_process_one_work+0x10/0x10
[ 84.652513][ T11] ? assign_work+0x16c/0x240
[ 84.652739][ T11] worker_thread+0x58c/0xce0
[ 84.652942][ T11] ? __pfx_worker_thread+0x10/0x10
[ 84.653153][ T11] kthread+0x359/0x5d0
[ 84.653301][ T11] ? __pfx_kthread+0x10/0x10
[ 84.653504][ T11] ? __pfx_kthread+0x10/0x10
[ 84.653699][ T11] ret_from_fork+0x31/0x70
[ 84.653892][ T11] ? __pfx_kthread+0x10/0x10
[ 84.654084][ T11] ret_from_fork_asm+0x1a/0x30
[ 84.654416][ T11]
[ 84.654625][ T11] irq event stamp: 11807
[ 84.654833][ T11] hardirqs last enabled at (11817): [] __up_console_sem+0x6b/0x80
[ 84.655280][ T11] hardirqs last disabled at (11828): [] __up_console_sem+0x50/0x80
[ 84.655756][ T11] softirqs last enabled at (11188): [] handle_softirqs+0x32e/0x5c0
[ 84.656250][ T11] softirqs last disabled at (11183): [] __irq_exit_rcu+0xc4/0x100
[ 84.656746][ T11] ---[ end trace 0000000000000000 ]---