[ 11.258323][ T227] ------------[ cut here ]------------
[ 11.258877][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 11.259448][ T227] Modules linked in: netdevsim
[ 11.259729][ T227] CPU: 2 UID: 0 PID: 227 Comm: psample.sh Not tainted 6.14.0-rc5-virtme #1
[ 11.260198][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 11.260640][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 11.260976][ T227] 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
[ 11.261793][ T227] RSP: 0018:ffffc90000ae7520 EFLAGS: 00010246
[ 11.262137][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 11.262548][ T227] RDX: 0000000000000000 RSI: ffff8880091a2c98 RDI: ffff88800b4750f8
[ 11.262937][ T227] RBP: ffffffffa4923440 R08: 0000000000000000 R09: fffffbfff44fd83c
[ 11.263383][ T227] R10: ffffffffa27ec1e7 R11: ffff88800b4745c0 R12: 0000000000000000
[ 11.263791][ T227] R13: ffff8880091a2128 R14: ffff8880091a2008 R15: ffff8880091a2000
[ 11.264178][ T227] FS: 00007f7cb5772740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 11.264613][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 11.264942][ T227] CR2: 00005556c20084c8 CR3: 00000000026b4004 CR4: 0000000000772ef0
[ 11.265353][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 11.265743][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 11.266139][ T227] PKRU: 55555554
[ 11.266345][ T227] Call Trace:
[ 11.266550][ T227]
[ 11.266693][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 11.266990][ T227] ? __warn+0xd1/0x1c0
[ 11.267203][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 11.267460][ T227] ? report_bug+0x28c/0x2d0
[ 11.267722][ T227] ? handle_bug+0x54/0xa0
[ 11.267924][ T227] ? exc_invalid_op+0x18/0x50
[ 11.268209][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 11.268488][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 11.268750][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 11.269082][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 11.269350][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 11.269609][ T227] register_netdevice+0xd46/0x1360
[ 11.269891][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 11.270183][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 11.270489][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 11.270830][ T227] ? mark_lock+0x38/0x3e0
[ 11.271072][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 11.271411][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 11.271752][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 11.272108][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 11.272384][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 11.272714][ T227] ? kernfs_create_link+0x173/0x240
[ 11.272996][ T227] ? kernfs_put+0x1c/0x40
[ 11.273196][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 11.273486][ T227] really_probe+0x1df/0x920
[ 11.273763][ T227] __driver_probe_device+0x2e6/0x3e0
[ 11.274038][ T227] driver_probe_device+0x49/0x140
[ 11.274292][ T227] __device_attach_driver+0x192/0x2b0
[ 11.274539][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 11.274855][ T227] bus_for_each_drv+0x107/0x1a0
[ 11.275112][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 11.275362][ T227] ? bus_to_subsys+0xd5/0x110
[ 11.275638][ T227] ? __pfx___lock_release+0x10/0x10
[ 11.275892][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 11.276160][ T227] __device_attach+0x1a3/0x3f0
[ 11.276427][ T227] ? __pfx___device_attach+0x10/0x10
[ 11.276670][ T227] ? bus_to_subsys+0xd5/0x110
[ 11.276918][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 11.277178][ T227] bus_probe_device+0x133/0x180
[ 11.277431][ T227] device_add+0x99d/0x1110
[ 11.277681][ T227] ? __pfx_device_add+0x10/0x10
[ 11.277929][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 11.278202][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 11.278521][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 11.278835][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 11.279113][ T227] ? sysfs_file_ops+0x11e/0x170
[ 11.279399][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 11.279649][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 11.279901][ T227] vfs_write+0xa87/0x11e0
[ 11.280150][ T227] ? __pfx_vfs_write+0x10/0x10
[ 11.280426][ T227] ? __lock_release+0x103/0x460
[ 11.280680][ T227] ? do_user_addr_fault+0x972/0xe30
[ 11.280966][ T227] ? __pfx___up_read+0x10/0x10
[ 11.281223][ T227] ksys_write+0xf8/0x1d0
[ 11.281420][ T227] ? __pfx_ksys_write+0x10/0x10
[ 11.281679][ T227] ? do_user_addr_fault+0x97c/0xe30
[ 11.281938][ T227] do_syscall_64+0xc1/0x1d0
[ 11.282208][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 11.282523][ T227] RIP: 0033:0x7f7cb58b3b77
[ 11.282778][ T227] 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
[ 11.283645][ T227] RSP: 002b:00007ffd236e66b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 11.284070][ T227] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7cb58b3b77
[ 11.284432][ T227] RDX: 0000000000000007 RSI: 00005556c20074c0 RDI: 0000000000000001
[ 11.284827][ T227] RBP: 00005556c20074c0 R08: 0000000000000003 R09: 0000000000000077
[ 11.285208][ T227] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000007
[ 11.285623][ T227] R13: 00007f7cb596f760 R14: 0000000000000007 R15: 00007f7cb596a9c0
[ 11.286044][ T227]
[ 11.286241][ T227] irq event stamp: 102625
[ 11.286453][ T227] hardirqs last enabled at (102637): [] __up_console_sem+0x6b/0x80
[ 11.286876][ T227] hardirqs last disabled at (102648): [] __up_console_sem+0x50/0x80
[ 11.287328][ T227] softirqs last enabled at (102668): [] handle_softirqs+0x32e/0x5c0
[ 11.287765][ T227] softirqs last disabled at (102657): [] __irq_exit_rcu+0xc4/0x100
[ 11.288196][ T227] ---[ end trace 0000000000000000 ]---
[ 11.397900][ T253] netdevsim netdevsim1337 eni1337np1: renamed from eth0
[ 11.542006][ T255] ------------[ cut here ]------------
[ 11.542347][ T255] WARNING: CPU: 3 PID: 255 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 11.542916][ T255] Modules linked in: netdevsim
[ 11.543156][ T255] CPU: 3 UID: 0 PID: 255 Comm: devlink Tainted: G W 6.14.0-rc5-virtme #1
[ 11.543563][ T255] Tainted: [W]=WARN
[ 11.543749][ T255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 11.544019][ T255] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 11.544278][ T255] 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
[ 11.545026][ T255] RSP: 0018:ffffc900004b71e8 EFLAGS: 00010246
[ 11.545286][ T255] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 11.545581][ T255] RDX: 0000000000000000 RSI: ffff8880026f2c98 RDI: ffff88800b708b00
[ 11.545885][ T255] RBP: ffff888009228040 R08: 0000000000000000 R09: fffffbfff44fd83c
[ 11.546195][ T255] R10: ffffffffa27ec1e7 R11: ffff88800b708040 R12: 0000000000000000
[ 11.546503][ T255] R13: ffff8880026f2128 R14: ffff8880026f2008 R15: ffff8880026f2000
[ 11.546800][ T255] FS: 00007fce04383800(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 11.547154][ T255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 11.547416][ T255] CR2: 00007fce044c2440 CR3: 00000000050c0003 CR4: 0000000000772ef0
[ 11.547719][ T255] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 11.548031][ T255] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 11.548373][ T255] PKRU: 55555554
[ 11.548533][ T255] Call Trace:
[ 11.548690][ T255]
[ 11.548821][ T255] ? __netdev_update_features+0x9c1/0xde0
[ 11.549048][ T255] ? __warn+0xd1/0x1c0
[ 11.549210][ T255] ? __netdev_update_features+0x9c1/0xde0
[ 11.549420][ T255] ? report_bug+0x28c/0x2d0
[ 11.549636][ T255] ? handle_bug+0x54/0xa0
[ 11.549795][ T255] ? exc_invalid_op+0x18/0x50
[ 11.550013][ T255] ? asm_exc_invalid_op+0x1a/0x20
[ 11.550242][ T255] ? __netdev_update_features+0x9c1/0xde0
[ 11.550475][ T255] ? __netdev_update_features+0x9b8/0xde0
[ 11.550702][ T255] ? __pfx___netdev_update_features+0x10/0x10
[ 11.550971][ T255] ? _raw_spin_unlock_irq+0x28/0x50
[ 11.551187][ T255] ? netdev_register_kobject+0x264/0x2f0
[ 11.551398][ T255] register_netdevice+0xd46/0x1360
[ 11.551617][ T255] ? __pfx_register_netdevice+0x10/0x10
[ 11.551829][ T255] nsim_create+0x5f4/0x790 [netdevsim]
[ 11.552071][ T255] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 11.552341][ T255] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 11.552609][ T255] ? nsim_dev_hwstats_init+0x392/0x4a0 [netdevsim]
[ 11.552910][ T255] nsim_dev_reload_create+0x3fd/0x610 [netdevsim]
[ 11.553192][ T255] ? __pfx_nsim_dev_reload_create+0x10/0x10 [netdevsim]
[ 11.553501][ T255] ? devlink_params_driverinit_load_new+0x223/0x2d0
[ 11.553786][ T255] devlink_reload+0x27f/0x450
[ 11.554026][ T255] ? __pfx_devlink_reload+0x10/0x10
[ 11.554240][ T255] ? trace_cap_capable+0x11e/0x1a0
[ 11.554459][ T255] ? cap_capable+0x94/0x230
[ 11.554654][ T255] ? fdget+0x52/0x1e0
[ 11.554818][ T255] devlink_nl_reload_doit+0x395/0x10b0
[ 11.555036][ T255] ? __pfx_devlink_nl_reload_doit+0x10/0x10
[ 11.555301][ T255] ? __nla_parse+0x26/0x30
[ 11.555521][ T255] genl_family_rcv_msg_doit+0x1d4/0x2b0
[ 11.555738][ T255] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10
[ 11.556014][ T255] ? cap_capable+0x94/0x230
[ 11.556219][ T255] ? validate_chain+0x1fe/0xae0
[ 11.556451][ T255] genl_family_rcv_msg+0x347/0x5b0
[ 11.556659][ T255] ? __pfx_genl_family_rcv_msg+0x10/0x10
[ 11.556865][ T255] ? __pfx_devlink_nl_pre_doit_dev_lock+0x10/0x10
[ 11.557141][ T255] ? __pfx_devlink_nl_reload_doit+0x10/0x10
[ 11.557390][ T255] ? __pfx_devlink_nl_post_doit_dev_lock+0x10/0x10
[ 11.557681][ T255] genl_rcv_msg+0xa3/0x140
[ 11.557887][ T255] netlink_rcv_skb+0x130/0x360
[ 11.558104][ T255] ? __pfx_genl_rcv_msg+0x10/0x10
[ 11.558315][ T255] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 11.558532][ T255] ? genl_rcv+0x19/0x40
[ 11.558683][ T255] ? __pfx_down_read+0x10/0x10
[ 11.558886][ T255] ? netlink_deliver_tap+0x13e/0x340
[ 11.559102][ T255] genl_rcv+0x28/0x40
[ 11.559258][ T255] netlink_unicast+0x44b/0x710
[ 11.559470][ T255] ? __pfx_netlink_unicast+0x10/0x10
[ 11.559671][ T255] ? find_held_lock+0x2c/0x110
[ 11.559879][ T255] netlink_sendmsg+0x723/0xbe0
[ 11.560096][ T255] ? __pfx_netlink_sendmsg+0x10/0x10
[ 11.560312][ T255] ? lock_acquire+0x32/0xc0
[ 11.560521][ T255] ? __might_fault+0x11b/0x170
[ 11.560727][ T255] __sys_sendto+0x3c3/0x450
[ 11.560936][ T255] ? __pfx___sys_sendto+0x10/0x10
[ 11.561147][ T255] ? __pfx___lock_release+0x10/0x10
[ 11.561349][ T255] ? trace_lock_acquire+0x14c/0x1f0
[ 11.561558][ T255] ? rseq_update_cpu_node_id+0xe6/0x140
[ 11.561769][ T255] ? __rseq_handle_notify_resume+0x288/0x3e0
[ 11.562030][ T255] ? rseq_update_cpu_node_id+0xe6/0x140
[ 11.562232][ T255] ? __pfx___rseq_handle_notify_resume+0x10/0x10
[ 11.562495][ T255] ? __pfx___x64_sys_openat+0x10/0x10
[ 11.562704][ T255] __x64_sys_sendto+0xe0/0x1c0
[ 11.562899][ T255] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 11.563163][ T255] do_syscall_64+0xc1/0x1d0
[ 11.563371][ T255] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 11.563625][ T255] RIP: 0033:0x7fce0458fa4a
[ 11.563835][ T255] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
[ 11.564549][ T255] RSP: 002b:00007ffff20faec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 11.564849][ T255] RAX: ffffffffffffffda RBX: 0000000029602b00 RCX: 00007fce0458fa4a
[ 11.565158][ T255] RDX: 0000000000000040 RSI: 0000000029602b00 RDI: 0000000000000005
[ 11.565460][ T255] RBP: 0000000029602910 R08: 00007fce04733200 R09: 000000000000000c
[ 11.565759][ T255] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040f200
[ 11.566060][ T255] R13: 0000000029602910 R14: 0000000000000000 R15: 0000000000000001
[ 11.566373][ T255]
[ 11.566527][ T255] irq event stamp: 57989
[ 11.566688][ T255] hardirqs last enabled at (57999): [] __up_console_sem+0x6b/0x80
[ 11.567043][ T255] hardirqs last disabled at (58010): [] __up_console_sem+0x50/0x80
[ 11.567384][ T255] softirqs last enabled at (57036): [] handle_softirqs+0x32e/0x5c0
[ 11.567725][ T255] softirqs last disabled at (57011): [] __irq_exit_rcu+0xc4/0x100
[ 11.568093][ T255] ---[ end trace 0000000000000000 ]---
[ 38.248604][ T66] ------------[ cut here ]------------
[ 38.248899][ T66] WARNING: CPU: 0 PID: 66 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 38.249377][ T66] Modules linked in: netdevsim
[ 38.249563][ T66] CPU: 0 UID: 0 PID: 66 Comm: kworker/u16:1 Tainted: G W 6.14.0-rc5-virtme #1
[ 38.249914][ T66] Tainted: [W]=WARN
[ 38.250141][ T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.250370][ T66] Workqueue: netns cleanup_net
[ 38.250577][ T66] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 38.250793][ T66] 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
[ 38.251459][ T66] RSP: 0018:ffffc90000477620 EFLAGS: 00010246
[ 38.251677][ T66] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 38.251933][ T66] RDX: 0000000000000000 RSI: ffff88800939ac98 RDI: ffff888008ce50d0
[ 38.252395][ T66] RBP: ffffffffa4923440 R08: 0000000000000000 R09: fffffbfff44fd83c
[ 38.252656][ T66] R10: ffffffffa27ec1e7 R11: ffff888008ce45c0 R12: 0000000000000000
[ 38.252919][ T66] R13: ffff88800939a128 R14: ffff88800939a008 R15: ffff88800939a000
[ 38.253184][ T66] FS: 0000000000000000(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[ 38.253480][ T66] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 38.253693][ T66] CR2: 00007f7cb5771258 CR3: 0000000016f28003 CR4: 0000000000772ef0
[ 38.253960][ T66] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 38.254211][ T66] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 38.254466][ T66] PKRU: 55555554
[ 38.254596][ T66] Call Trace:
[ 38.254725][ T66]
[ 38.254816][ T66] ? __netdev_update_features+0x9c1/0xde0
[ 38.255000][ T66] ? __warn+0xd1/0x1c0
[ 38.255140][ T66] ? __netdev_update_features+0x9c1/0xde0
[ 38.255318][ T66] ? report_bug+0x28c/0x2d0
[ 38.255498][ T66] ? handle_bug+0x54/0xa0
[ 38.255635][ T66] ? exc_invalid_op+0x18/0x50
[ 38.255804][ T66] ? asm_exc_invalid_op+0x1a/0x20
[ 38.256002][ T66] ? __netdev_update_features+0x9c1/0xde0
[ 38.256195][ T66] ? __pfx___netdev_update_features+0x10/0x10
[ 38.256408][ T66] ? _raw_spin_unlock_irq+0x28/0x50
[ 38.256584][ T66] ? netdev_register_kobject+0x264/0x2f0
[ 38.256761][ T66] register_netdevice+0xd46/0x1360
[ 38.256937][ T66] ? __pfx_register_netdevice+0x10/0x10
[ 38.257129][ T66] nsim_create+0x5f4/0x790 [netdevsim]
[ 38.257318][ T66] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 38.257550][ T66] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 38.257782][ T66] ? nsim_dev_hwstats_init+0x392/0x4a0 [netdevsim]
[ 38.258026][ T66] nsim_dev_reload_create+0x3fd/0x610 [netdevsim]
[ 38.258256][ T66] ? __pfx_nsim_dev_reload_create+0x10/0x10 [netdevsim]
[ 38.258481][ T66] ? devlink_params_driverinit_load_new+0x223/0x2d0
[ 38.258707][ T66] devlink_reload+0x27f/0x450
[ 38.258888][ T66] ? __pfx_devlink_reload+0x10/0x10
[ 38.259078][ T66] ? devlinks_xa_find_get+0xec/0x1d0
[ 38.259258][ T66] devlink_pernet_pre_exit+0x173/0x260
[ 38.259429][ T66] ? __pfx_devlink_pernet_pre_exit+0x10/0x10
[ 38.259658][ T66] cleanup_net+0x405/0xa60
[ 38.259833][ T66] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 38.260018][ T66] ? __pfx_cleanup_net+0x10/0x10
[ 38.260204][ T66] ? trace_lock_acquire+0x14c/0x1f0
[ 38.260385][ T66] ? lock_acquire+0x32/0xc0
[ 38.260557][ T66] ? process_one_work+0xe0b/0x16d0
[ 38.260737][ T66] process_one_work+0xe55/0x16d0
[ 38.260922][ T66] ? __pfx___lock_release+0x10/0x10
[ 38.261112][ T66] ? __pfx_process_one_work+0x10/0x10
[ 38.261292][ T66] ? assign_work+0x16c/0x240
[ 38.261468][ T66] worker_thread+0x58c/0xce0
[ 38.261639][ T66] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 38.261864][ T66] ? __pfx_worker_thread+0x10/0x10
[ 38.262046][ T66] kthread+0x359/0x5d0
[ 38.262179][ T66] ? __pfx_kthread+0x10/0x10
[ 38.262354][ T66] ? __pfx_kthread+0x10/0x10
[ 38.262526][ T66] ret_from_fork+0x31/0x70
[ 38.262694][ T66] ? __pfx_kthread+0x10/0x10
[ 38.262863][ T66] ret_from_fork_asm+0x1a/0x30
[ 38.263063][ T66]
[ 38.263203][ T66] irq event stamp: 12127
[ 38.263333][ T66] hardirqs last enabled at (12137): [] __up_console_sem+0x6b/0x80
[ 38.263638][ T66] hardirqs last disabled at (12146): [] __up_console_sem+0x50/0x80
[ 38.263930][ T66] softirqs last enabled at (12050): [] handle_softirqs+0x32e/0x5c0
[ 38.264244][ T66] softirqs last disabled at (12041): [] __irq_exit_rcu+0xc4/0x100
[ 38.264570][ T66] ---[ end trace 0000000000000000 ]---