* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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--- Comment #1 from Erhard F. (erhard_f@mailbox.org) ---
Created attachment 294195
--> https://bugzilla.kernel.org/attachment.cgi?id=294195&action=edit
kernel .config (kernel 5.10.1, Talos II)
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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--- Comment #2 from Erhard F. (erhard_f@mailbox.org) ---
Created attachment 294285
--> https://bugzilla.kernel.org/attachment.cgi?id=294285&action=edit
dmesg (kernel 5.9.16, Talos II)
Hmm... does not seem to happen on kernel 5.9.x.
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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--- Comment #3 from Erhard F. (erhard_f@mailbox.org) ---
Created attachment 294449
--> https://bugzilla.kernel.org/attachment.cgi?id=294449&action=edit
dmesg (kernel 5.11-rc1, Talos II)
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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From: bugzilla-daemon @ 2021-03-03 21:20 UTC (permalink / raw)
To: linuxppc-dev
https://bugzilla.kernel.org/show_bug.cgi?id=210749
Erhard F. (erhard_f@mailbox.org) changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #294193|0 |1
is obsolete| |
Attachment #294449|0 |1
is obsolete| |
--- Comment #4 from Erhard F. (erhard_f@mailbox.org) ---
Created attachment 295619
--> https://bugzilla.kernel.org/attachment.cgi?id=295619&action=edit
dmesg (kernel 5.12-rc1, Talos II)
Same for 5.12-rc1.
[...]
at24 0-0050: probe
at24 0-0050: 65536 byte 24c512 EEPROM, writable, 1 bytes/write
at24 1-0050: probe
sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
CPU: 23 PID: 378 Comm: systemd-udevd Not tainted 5.12.0-rc1-TalosII #2
Call Trace:
[c0000000283a6ae0] [c00000000083649c] .dump_stack+0xf8/0x16c (unreliable)
[c0000000283a6b80] [c00000000051e628] .sysfs_warn_dup+0x78/0xb0
[c0000000283a6c10] [c00000000051ec6c]
.sysfs_do_create_link_sd.isra.0+0x13c/0x150
[c0000000283a6cb0] [c000000000912b90] .bus_add_device+0x80/0x190
[c0000000283a6d40] [c00000000090ef18] .device_add+0x438/0xaa0
[c0000000283a6e60] [c0000000009dff90] .nvmem_register+0x2a0/0xc00
[c0000000283a6f50] [c0000000009e093c] .devm_nvmem_register+0x4c/0xb0
[c0000000283a6fe0] [c008000006a4427c] .at24_probe+0x67c/0x8a0 [at24]
[c0000000283a7270] [c0000000009a90f8] .i2c_device_probe+0x158/0x3c0
[c0000000283a7300] [c0000000009144f4] .really_probe+0x134/0x500
[c0000000283a73b0] [c000000000914938] .driver_probe_device+0x78/0x110
[c0000000283a7430] [c000000000914eac] .device_driver_attach+0xbc/0xf0
[c0000000283a74c0] [c000000000914f58] .__driver_attach+0x78/0x140
[c0000000283a7550] [c00000000091139c] .bus_for_each_dev+0x9c/0x120
[c0000000283a7600] [c000000000913bf4] .driver_attach+0x24/0x40
[c0000000283a7670] [c000000000913148] .bus_add_driver+0x1c8/0x2a0
[c0000000283a7710] [c000000000915948] .driver_register+0x88/0x190
[c0000000283a7790] [c0000000009aa2d8] .i2c_register_driver+0x58/0xc0
[c0000000283a7810] [c008000006a445f4] .at24_init+0x5c/0x70 [at24]
[c0000000283a7880] [c0000000000110ac] .do_one_initcall+0x7c/0x480
[c0000000283a7970] [c0000000001f4c3c] .do_init_module+0x6c/0x2f0
[c0000000283a7a00] [c0000000001f7dcc] .load_module+0x2ccc/0x34a0
[c0000000283a7c20] [c0000000001f8818] .__do_sys_finit_module+0xc8/0x120
[c0000000283a7d50] [c000000000037194] .system_call_exception+0x1b4/0x3b0
[c0000000283a7e10] [c00000000000c8dc] system_call_common+0xec/0x278
--- interrupt: c00 at 0x3fffa40f78b4
NIP: 00003fffa40f78b4 LR: 00003fffa42d8b04 CTR: 0000000000000000
REGS: c0000000283a7e80 TRAP: 0c00 Not tainted (5.12.0-rc1-TalosII)
MSR: 900000000280f032 <SF,HV,VEC,VSX,EE,PR,FP,ME,IR,DR,RI> CR: 48222242 XER:
00000000
IRQMASK: 0
GPR00: 0000000000000161 00003fffd30fb260 00003fffa41d1300 000000000000000f
GPR04: 00003fffa42e4630 0000000000000000 000000000000000f 0000000000000000
GPR08: 0000000000000002 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00003fffa46fc810 0000000000020000 00003fffd30fb738
GPR16: 00000000000f4240 0000000000000000 0000000000000000 0000000000000000
GPR20: 000000015f2623a0 0000000000000000 00003fffa45e01b8 00003fffa45e0178
GPR24: 000000015f23d0e0 00003fffa45e0158 0000000000020000 000000015f1a4150
GPR28: 00003fffa42e4630 0000000000020000 0000000000000000 000000015f2623a0
NIP [00003fffa40f78b4] 0x3fffa40f78b4
LR [00003fffa42d8b04] 0x3fffa42d8b04
--- interrupt: c00
at24: probe of 1-0050 failed with error -17
at24 2-0050: probe
sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
[...]
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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From: bugzilla-daemon @ 2021-03-03 21:21 UTC (permalink / raw)
To: linuxppc-dev
https://bugzilla.kernel.org/show_bug.cgi?id=210749
Erhard F. (erhard_f@mailbox.org) changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #294195|0 |1
is obsolete| |
--- Comment #5 from Erhard F. (erhard_f@mailbox.org) ---
Created attachment 295621
--> https://bugzilla.kernel.org/attachment.cgi?id=295621&action=edit
kernel .config (kernel 5.12-rc1, Talos II)
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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From: bugzilla-daemon @ 2021-03-04 10:31 UTC (permalink / raw)
To: linuxppc-dev
https://bugzilla.kernel.org/show_bug.cgi?id=210749
Michael Ellerman (michael@ellerman.id.au) changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |michael@ellerman.id.au
--- Comment #6 from Michael Ellerman (michael@ellerman.id.au) ---
Looks like: 61f764c307f6 ("eeprom: at24: Support custom device names for AT24
EEPROMs")
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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From: bugzilla-daemon @ 2021-03-04 11:44 UTC (permalink / raw)
To: linuxppc-dev
https://bugzilla.kernel.org/show_bug.cgi?id=210749
Michael Ellerman (michael@ellerman.id.au) changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
--- Comment #7 from Michael Ellerman (michael@ellerman.id.au) ---
Yeah, reverting that on mainline fixed it.
Not sure how we're going to fix it though, a straight revert isn't going to be
acceptable I suspect.
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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From: bugzilla-daemon @ 2021-03-04 11:56 UTC (permalink / raw)
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https://bugzilla.kernel.org/show_bug.cgi?id=210749
--- Comment #8 from Michael Ellerman (michael@ellerman.id.au) ---
Actually I also reverted 4e302c3b568e ("misc: eeprom: at24: fix NVMEM name with
custom AT24 device name").
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
2020-12-17 12:12 [Bug 210749] New: sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd' bugzilla-daemon
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From: bugzilla-daemon @ 2021-07-14 19:03 UTC (permalink / raw)
To: linuxppc-dev
https://bugzilla.kernel.org/show_bug.cgi?id=210749
--- Comment #9 from Erhard F. (erhard_f@mailbox.org) ---
Created attachment 297867
--> https://bugzilla.kernel.org/attachment.cgi?id=297867&action=edit
dmesg (kernel 5.14-rc1 w. 61f764c307f6, 4e302c3b568e reverted, Talos II)
Yes, I can confirm reverting 61f764c307f6 and 4e302c3b568e works. Tested on
kernel 5.14-rc1.
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
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From: bugzilla-daemon @ 2021-07-14 19:03 UTC (permalink / raw)
To: linuxppc-dev
https://bugzilla.kernel.org/show_bug.cgi?id=210749
Erhard F. (erhard_f@mailbox.org) changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #295621|0 |1
is obsolete| |
--- Comment #10 from Erhard F. (erhard_f@mailbox.org) ---
Created attachment 297869
--> https://bugzilla.kernel.org/attachment.cgi?id=297869&action=edit
kernel .config (kernel 5.14-rc1, Talos II)
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* [Bug 210749] sysfs: cannot create duplicate filename '/bus/nvmem/devices/module-vpd'
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From: bugzilla-daemon @ 2022-02-03 17:33 UTC (permalink / raw)
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Erhard F. (erhard_f@mailbox.org) changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |OBSOLETE
--- Comment #11 from Erhard F. (erhard_f@mailbox.org) ---
Have not seen this on kernels 5.15.x and 5.16.x.
Closing as obsolete.
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