Hay
Date
June 2, 2025, 2:10 p.m.

Environment
dragonboard-410c

------------[ cut here ]---�+$HH��.271451] Modules linked in:
[    4.271485] CPU: 1 UID: 0 PID: 14 Comm: kworker/u16:1 Tainted: G        W          6.12.32-rc1 #1
[    4.273415] Tainted: [W]=WARN
[    4.282336] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.285298] Workqueue: async async_run_entry_fn
[    4.292064] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.296322] pc : regulator_put+0x78/0x88
[    4.303259] lr : regulator_put+0x2c/0x88
[    4.307423] sp : ffff800082f0ba50
[    4.311328] x29: ffff800082f0ba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.314551] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.321669] x23: ffff0000095d2080 x22: ffff0000047eb000 x21: ffff0000047eb000
[    4.328786] x20: ffff000009483280 x19: ffff000009485000 x18: 0000000000000002
[    4.335905] x17: 0000000000000000 x16: 0000000000000001 x15: 0000000000000387
[    4.343023] x14: 0000000000100000 x13: ffff800082f08000 x12: ffff800082f0c000
[    4.350142] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.357259] x8 : 0000000000000001 x7 : 0000000000000003 x6 : 0000000000000000
[    4.364377] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800082f0b630
[    4.371495] x2 : ffff0000032f9300 x1 : ffff8000801d1cf4 x0 : ffff000009485000
[    4.378615] Call trace:
[    4.385719]  regulator_put+0x78/0x88
[    4.387978]  regulator_register+0x6e0/0x8a0
[    4.391800]  devm_regulator_register+0x64/0xb8
[    4.395707]  rpm_reg_probe+0x15c/0x238
[    4.400220]  platform_probe+0x94/0xd8
[    4.403951]  really_probe+0x13c/0x3f0
[    4.407684]  __driver_probe_device+0xa8/0x118
[    4.411331]  driver_probe_device+0x48/0x238
[    4.415672]  __device_attach_driver+0x138/0x1e0
[    4.419665]  bus_for_each_drv+0x104/0x168
[    4.424178]  __device_attach_async_helper+0x88/0x110
[    4.428347]  async_run_entry_fn+0x40/0x168
[    4.433380]  process_scheduled_works+0x180/0x3d8
[    4.437288]  worker_thread+0x290/0x3a0
[    4.442058]  kthread+0x104/0x198
[    4.445616]  ret_from_fork+0x10/0x20
[    4.449005] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---�+$HH��.267891] Modules linked in:
[    4.267926] CPU: 0 UID: 0 PID: 14 Comm: kworker/u16:1 Tainted: G        W          6.12.32-rc1 #1
[    4.269857] Tainted: [W]=WARN
[    4.278777] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.281741] Workqueue: async async_run_entry_fn
[    4.288505] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.292763] pc : regulator_put+0x78/0x88
[    4.299700] lr : regulator_put+0x2c/0x88
[    4.303866] sp : ffff800082f0ba50
[    4.307770] x29: ffff800082f0ba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.310993] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.318111] x23: ffff000004367280 x22: ffff0000045c6000 x21: ffff0000045c6000
[    4.325228] x20: ffff0000032643c0 x19: ffff000003268300 x18: 000000000017b747
[    4.332346] x17: 000000040044ffff x16: 0000000000000001 x15: 000000000000023b
[    4.339464] x14: 0000000000300000 x13: ffff800082f08000 x12: ffff800082f0c000
[    4.346582] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.353701] x8 : 0000000000000001 x7 : 00000072b5503510 x6 : 0000000000300000
[    4.360819] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800082f0b630
[    4.367937] x2 : ffff0000032f9300 x1 : ffff8000801d1cf4 x0 : ffff000003268300
[    4.375057] Call trace:
[    4.382160]  regulator_put+0x78/0x88
[    4.384421]  regulator_register+0x6e0/0x8a0
[    4.388242]  devm_regulator_register+0x64/0xb8
[    4.392148]  rpm_reg_probe+0x15c/0x238
[    4.396661]  platform_probe+0x94/0xd8
[    4.400394]  really_probe+0x13c/0x3f0
[    4.404126]  __driver_probe_device+0xa8/0x118
[    4.407773]  driver_probe_device+0x48/0x238
[    4.412113]  __device_attach_driver+0x138/0x1e0
[    4.416107]  bus_for_each_drv+0x104/0x168
[    4.420619]  __device_attach_async_helper+0x88/0x110
[    4.424789]  async_run_entry_fn+0x40/0x168
[    4.429820]  process_scheduled_works+0x180/0x3d8
[    4.433730]  worker_thread+0x290/0x3a0
[    4.438500]  kthread+0x104/0x198
[    4.442058]  ret_from_fork+0x10/0x20
[    4.445446] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---�+$H��4.271977] Modules linked in:
[    4.272013] CPU: 0 UID: 0 PID: 14 Comm: kworker/u16:1 Tainted: G        W          6.12.32-rc1 #1
[    4.273943] Tainted: [W]=WARN
[    4.282863] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.285826] Workqueue: async async_run_entry_fn
[    4.292593] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.296851] pc : regulator_put+0x78/0x88
[    4.303785] lr : regulator_put+0x2c/0x88
[    4.307952] sp : ffff800082f0ba50
[    4.311856] x29: ffff800082f0ba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.315080] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.322197] x23: ffff00000434ea80 x22: ffff00000427f800 x21: ffff00000427f800
[    4.329316] x20: ffff000003973a80 x19: ffff000003974cc0 x18: ffff8000816e1ca0
[    4.336432] x17: 0000000000000000 x16: 0000000000000001 x15: 000000000000023f
[    4.343550] x14: 0000000000100000 x13: ffff800082f08000 x12: ffff800082f0c000
[    4.350669] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.357787] x8 : 0000000000000001 x7 : 0000000000000003 x6 : 0000000000000000
[    4.364906] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800082f0b630
[    4.372022] x2 : ffff0000032f9300 x1 : ffff8000801d1cf4 x0 : ffff000003974cc0
[    4.379142] Call trace:
[    4.386247]  regulator_put+0x78/0x88
[    4.388508]  regulator_register+0x6e0/0x8a0
[    4.392328]  devm_regulator_register+0x64/0xb8
[    4.396235]  rpm_reg_probe+0x15c/0x238
[    4.400747]  platform_probe+0x94/0xd8
[    4.404480]  really_probe+0x13c/0x3f0
[    4.408212]  __driver_probe_device+0xa8/0x118
[    4.411859]  driver_probe_device+0x48/0x238
[    4.416199]  __device_attach_driver+0x138/0x1e0
[    4.420194]  bus_for_each_drv+0x104/0x168
[    4.424706]  __device_attach_async_helper+0x88/0x110
[    4.428876]  async_run_entry_fn+0x40/0x168
[    4.433907]  process_scheduled_works+0x180/0x3d8
[    4.437815]  worker_thread+0x290/0x3a0
[    4.442586]  kthread+0x104/0x198
[    4.446145]  ret_from_fork+0x10/0x20
[    4.449532] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---�+$H��4.263188] Modules linked in:
[    4.263222] CPU: 2 UID: 0 PID: 103 Comm: kworker/u16:4 Tainted: G        W          6.12.32-rc1 #1
[    4.265152] Tainted: [W]=WARN
[    4.274072] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.277124] Workqueue: async async_run_entry_fn
[    4.283887] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.288146] pc : regulator_put+0x78/0x88
[    4.295081] lr : regulator_put+0x2c/0x88
[    4.299248] sp : ffff8000837dba50
[    4.303151] x29: ffff8000837dba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.306376] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.313492] x23: ffff000005a4e080 x22: ffff0000044bd800 x21: ffff0000044bd800
[    4.320611] x20: ffff000003875bc0 x19: ffff000003ffb840 x18: ffff8000816e1ca0
[    4.327729] x17: 0005a567f825001c x16: 0000000000000014 x15: 000000000000021a
[    4.334848] x14: 0000000000000014 x13: ffff8000837d8000 x12: ffff8000837dc000
[    4.341965] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.349085] x8 : 0000000000000001 x7 : 0720072007200720 x6 : 0720072007200720
[    4.356202] x5 : ffff000003201f00 x4 : 0000000000000008 x3 : ffff8000837db670
[    4.363318] x2 : ffff0000059a9300 x1 : ffff8000801d1cf4 x0 : ffff000003ffb840
[    4.370438] Call trace:
[    4.377542]  regulator_put+0x78/0x88
[    4.379803]  regulator_register+0x6e0/0x8a0
[    4.383624]  devm_regulator_register+0x64/0xb8
[    4.387531]  rpm_reg_probe+0x15c/0x238
[    4.392043]  platform_probe+0x94/0xd8
[    4.395775]  really_probe+0x13c/0x3f0
[    4.399507]  __driver_probe_device+0xa8/0x118
[    4.403154]  driver_probe_device+0x48/0x238
[    4.407494]  __device_attach_driver+0x138/0x1e0
[    4.411489]  bus_for_each_drv+0x104/0x168
[    4.416002]  __device_attach_async_helper+0x88/0x110
[    4.420171]  async_run_entry_fn+0x40/0x168
[    4.425206]  process_scheduled_works+0x180/0x3d8
[    4.429113]  worker_thread+0x290/0x3a0
[    4.433882]  kthread+0x104/0x198
[    4.437441]  ret_from_fork+0x10/0x20
[    4.440828] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---�+$HH��.269762] Modules linked in:
[    4.269795] CPU: 0 UID: 0 PID: 14 Comm: kworker/u16:1 Tainted: G        W          6.12.32-rc1 #1
[    4.271726] Tainted: [W]=WARN
[    4.280645] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.283609] Workqueue: async async_run_entry_fn
[    4.290374] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.294632] pc : regulator_put+0x78/0x88
[    4.301568] lr : regulator_put+0x2c/0x88
[    4.305734] sp : ffff800082f0ba50
[    4.309639] x29: ffff800082f0ba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.312865] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.319979] x23: ffff000005085080 x22: ffff000009592000 x21: ffff000009592000
[    4.327098] x20: ffff0000048e5b40 x19: ffff0000048e76c0 x18: 000000003ae28feb
[    4.334215] x17: 0000000000000000 x16: 000000000000000e x15: 0000000000000344
[    4.341333] x14: 000000000000000e x13: ffff800082f08000 x12: ffff800082f0c000
[    4.348452] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.355569] x8 : 0000000000000001 x7 : 0720072007200720 x6 : 0720072007200720
[    4.362688] x5 : ffff000003201f00 x4 : 0000000000000000 x3 : ffff800082f0b670
[    4.369805] x2 : ffff0000032f9300 x1 : ffff8000801d1cf4 x0 : ffff0000048e76c0
[    4.376924] Call trace:
[    4.384029]  regulator_put+0x78/0x88
[    4.386289]  regulator_register+0x6e0/0x8a0
[    4.390110]  devm_regulator_register+0x64/0xb8
[    4.394019]  rpm_reg_probe+0x15c/0x238
[    4.398530]  platform_probe+0x94/0xd8
[    4.402262]  really_probe+0x13c/0x3f0
[    4.405994]  __driver_probe_device+0xa8/0x118
[    4.409641]  driver_probe_device+0x48/0x238
[    4.413982]  __device_attach_driver+0x138/0x1e0
[    4.417976]  bus_for_each_drv+0x104/0x168
[    4.422489]  __device_attach_async_helper+0x88/0x110
[    4.426657]  async_run_entry_fn+0x40/0x168
[    4.431690]  process_scheduled_works+0x180/0x3d8
[    4.435598]  worker_thread+0x290/0x3a0
[    4.440369]  kthread+0x104/0x198
[    4.443927]  ret_from_fork+0x10/0x20
[    4.447315] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---�+HH��4.267731] Modules linked in:
[    4.267767] CPU: 2 UID: 0 PID: 14 Comm: kworker/u16:1 Tainted: G        W          6.12.32-rc1 #1
[    4.269699] Tainted: [W]=WARN
[    4.278619] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.281583] Workqueue: async async_run_entry_fn
[    4.282325] sdhci_msm 7864900.mmc: Got CD GPIO
[    4.288335] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.288346] pc : regulator_put+0x78/0x88
[    4.288358] lr : regulator_put+0x2c/0x88
[    4.308154] sp : ffff800082f0ba50
[    4.312038] x29: ffff800082f0ba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.315261] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.322378] x23: ffff000003c62880 x22: ffff0000047eb800 x21: ffff0000047eb800
[    4.329496] x20: ffff000003874140 x19: ffff00000561df00 x18: 0000000000000002
[    4.336613] x17: 0000000000000000 x16: 0000000000000001 x15: 0000000000000083
[    4.343733] x14: 0000000000100000 x13: ffff800082f08000 x12: ffff800082f0c000
[    4.350850] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.357969] x8 : 0000000000000001 x7 : 0000000000000003 x6 : 0000000000000000
[    4.365096] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800082f0b630
[    4.372204] x2 : ffff0000032f9300 x1 : ffff8000801d1cf4 x0 : ffff00000561df00
[    4.379322] Call trace:
[    4.386428]  regulator_put+0x78/0x88
[    4.388689]  regulator_register+0x6e0/0x8a0
[    4.392508]  devm_regulator_register+0x64/0xb8
[    4.396415]  rpm_reg_probe+0x15c/0x238
[    4.400928]  platform_probe+0x94/0xd8
[    4.404659]  really_probe+0x13c/0x3f0
[    4.408392]  __driver_probe_device+0xa8/0x118
[    4.412040]  driver_probe_device+0x48/0x238
[    4.416381]  __device_attach_driver+0x138/0x1e0
[    4.420374]  bus_for_each_drv+0x104/0x168
[    4.424887]  __device_attach_async_helper+0x88/0x110
[    4.429060]  async_run_entry_fn+0x40/0x168
[    4.434087]  process_scheduled_works+0x180/0x3d8
[    4.437996]  worker_thread+0x290/0x3a0
[    4.442768]  kthread+0x104/0x198
[    4.446327]  ret_from_fork+0x10/0x20
[    4.449713] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---}+HH��4.273552] Modules linked in:
[    4.273592] CPU: 0 UID: 0 PID: 45 Comm: kworker/u16:2 Tainted: G        W          6.12.32-rc1 #1
[    4.275522] Tainted: [W]=WARN
[    4.284443] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.287225] sdhci_msm 7864900.mmc: Got CD GPIO
[    4.287393] Workqueue: async async_run_entry_fn
[    4.298424] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.302855] pc : regulator_put+0x78/0x88
[    4.309791] lr : regulator_put+0x2c/0x88
[    4.313959] sp : ffff80008330ba50
[    4.317863] x29: ffff80008330ba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.321086] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.328202] x23: ffff0000040bda80 x22: ffff000009573800 x21: ffff000009573800
[    4.335321] x20: ffff0000047d7f00 x19: ffff000005059540 x18: ffff0000044e0000
[    4.342438] x17: 0000000000000000 x16: 000000000000000e x15: 00000000000001b3
[    4.349557] x14: 000000000000000e x13: ffff800083308000 x12: ffff80008330c000
[    4.356675] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.363792] x8 : 0000000000000001 x7 : 0720072007200720 x6 : 0720072007200720
[    4.370910] x5 : ffff000003201f00 x4 : 0000000000000008 x3 : ffff80008330b670
[    4.378028] x2 : ffff0000044e0000 x1 : ffff8000801d1cf4 x0 : ffff000005059540
[    4.385148] Call trace:
[    4.392253]  regulator_put+0x78/0x88
[    4.394515]  regulator_register+0x6e0/0x8a0
[    4.398333]  devm_regulator_register+0x64/0xb8
[    4.402242]  rpm_reg_probe+0x15c/0x238
[    4.406752]  platform_probe+0x94/0xd8
[    4.410485]  really_probe+0x13c/0x3f0
[    4.414217]  __driver_probe_device+0xa8/0x118
[    4.417865]  driver_probe_device+0x48/0x238
[    4.422206]  __device_attach_driver+0x138/0x1e0
[    4.426198]  bus_for_each_drv+0x104/0x168
[    4.430712]  __device_attach_async_helper+0x88/0x110
[    4.434881]  async_run_entry_fn+0x40/0x168
[    4.439914]  process_scheduled_works+0x180/0x3d8
[    4.443821]  worker_thread+0x290/0x3a0
[    4.448593]  kthread+0x104/0x198
[    4.452151]  ret_from_fork+0x10/0x20
[    4.455539] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---�+$HH��.274223] Modules linked in:
[    4.274258] CPU: 0 UID: 0 PID: 60 Comm: kworker/u16:3 Tainted: G        W          6.12.32-rc1 #1
[    4.276188] Tainted: [W]=WARN
[    4.285109] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.288072] Workqueue: async async_run_entry_fn
[    4.294836] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.299095] pc : regulator_put+0x78/0x88
[    4.306030] lr : regulator_put+0x2c/0x88
[    4.310197] sp : ffff8000833b3a50
[    4.314101] x29: ffff8000833b3a50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.317325] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.324442] x23: ffff000005540080 x22: ffff000005aa0000 x21: ffff000005aa0000
[    4.331561] x20: ffff000004913180 x19: ffff0000045fb180 x18: ffff8000816e1ca0
[    4.338678] x17: 0000000000000000 x16: 0000000000000001 x15: 000000000000015d
[    4.345796] x14: 0000000000100000 x13: ffff8000833b0000 x12: ffff8000833b4000
[    4.352914] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.360032] x8 : 0000000000000001 x7 : 0720072007200720 x6 : 0720072007200720
[    4.367150] x5 : ffff000003201f00 x4 : 0000000000000008 x3 : ffff8000833b3630
[    4.374268] x2 : ffff00000383df00 x1 : ffff8000801d1cf4 x0 : ffff0000045fb180
[    4.381388] Call trace:
[    4.388492]  regulator_put+0x78/0x88
[    4.390753]  regulator_register+0x6e0/0x8a0
[    4.394573]  devm_regulator_register+0x64/0xb8
[    4.398481]  rpm_reg_probe+0x15c/0x238
[    4.402992]  platform_probe+0x94/0xd8
[    4.406725]  really_probe+0x13c/0x3f0
[    4.410457]  __driver_probe_device+0xa8/0x118
[    4.414105]  driver_probe_device+0x48/0x238
[    4.418444]  __device_attach_driver+0x138/0x1e0
[    4.422439]  bus_for_each_drv+0x104/0x168
[    4.426952]  __device_attach_async_helper+0x88/0x110
[    4.431121]  async_run_entry_fn+0x40/0x168
[    4.436152]  process_scheduled_works+0x180/0x3d8
[    4.440060]  worker_thread+0x290/0x3a0
[    4.444834]  kthread+0x104/0x198
[    4.448389]  ret_from_fork+0x10/0x20
[    4.451777] ---[ end trace 0000000000000000 ]---

------------[ cut here ]---�+HH��4.269900] Modules linked in:
[    4.269935] CPU: 2 UID: 0 PID: 14 Comm: kworker/u16:1 Tainted: G        W          6.12.32-rc1 #1
[    4.271864] Tainted: [W]=WARN
[    4.280786] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[    4.283749] Workqueue: async async_run_entry_fn
[    4.290513] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.294772] pc : regulator_put+0x78/0x88
[    4.301707] lr : regulator_put+0x2c/0x88
[    4.305874] sp : ffff800082f0ba50
[    4.309778] x29: ffff800082f0ba50 x28: 0000000000000000 x27: ffff800081b2f228
[    4.313001] x26: ffff800081b2f1c8 x25: 0000000000000001 x24: 00000000aaaaaaaa
[    4.320120] x23: ffff0000040eda80 x22: ffff000005045000 x21: ffff000005045000
[    4.327236] x20: ffff000003840300 x19: ffff0000038cd240 x18: 0000000000000002
[    4.334355] x17: 0000000000000000 x16: 0000000000000001 x15: 0000000000000247
[    4.341472] x14: 0000000000200000 x13: ffff800082f08000 x12: ffff800082f0c000
[    4.348590] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[    4.355709] x8 : 0000000000000001 x7 : 0000000000000003 x6 : 0000000000000000
[    4.362827] x5 : 00000000802a0027 x4 : ffff0000038c8120 x3 : ffff800082f0b630
[    4.369945] x2 : ffff0000032f9300 x1 : ffff8000801d1cf4 x0 : ffff0000038cd240
[    4.377072] Call trace:
[    4.384168]  regulator_put+0x78/0x88
[    4.386429]  regulator_register+0x6e0/0x8a0
[    4.390250]  devm_regulator_register+0x64/0xb8
[    4.394158]  rpm_reg_probe+0x15c/0x238
[    4.398668]  platform_probe+0x94/0xd8
[    4.402402]  really_probe+0x13c/0x3f0
[    4.406133]  __driver_probe_device+0xa8/0x118
[    4.409781]  driver_probe_device+0x48/0x238
[    4.414121]  __device_attach_driver+0x138/0x1e0
[    4.418115]  bus_for_each_drv+0x104/0x168
[    4.422629]  __device_attach_async_helper+0x88/0x110
[    4.426796]  async_run_entry_fn+0x40/0x168
[    4.431829]  process_scheduled_works+0x180/0x3d8
[    4.435738]  worker_thread+0x290/0x3a0
[    4.440509]  kthread+0x104/0x198
[    4.444067]  ret_from_fork+0x10/0x20
[    4.447455] ---[ end trace 0000000000000000 ]---