From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
To: Anthony Yznaga <anthony.yznaga@oracle.com>,
"Matthew Wilcox (Oracle)" <willy@infradead.org>,
linux-arch@vger.kernel.org
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
"David S. Miller" <davem@davemloft.net>,
sparclinux@vger.kernel.org,
Andreas Larsson <andreas@gaisler.com>,
Rod Schnell <rods@mw-radio.com>, Sam James <sam@gentoo.org>
Subject: Re: [PATCH v4 25/36] sparc64: Implement the new page table range API
Date: Mon, 04 Aug 2025 07:36:52 +0200 [thread overview]
Message-ID: <76c45021481cfe1aaa9fe2cfcd2287ac6c8d4504.camel@physik.fu-berlin.de> (raw)
In-Reply-To: <75cbab0cdab084795422335c0e0d69c6f57b468c.camel@physik.fu-berlin.de>
Hi Anthony,
On Mon, 2025-08-04 at 07:12 +0200, John Paul Adrian Glaubitz wrote:
> On Sun, 2025-08-03 at 12:08 -0700, Anthony Yznaga wrote:
> > There was a follow-on fix that addressed a bug with this patch:
> >
> > f4b4f3ec1a31 sparc64: add missing initialization of folio in tlb_batch_add()
>
> Indeed I just tried v6.6 which has this patch and added your sun4u fix and it
> seems to be stable. I was sure I saw problems even with v6.16 though.
>
> Let me run more tests.
I'm seeing another crash on v6.16 on sun4u even with your patch applied:
[ 456.443492] kernel BUG at fs/ext4/inode.c:1174!
[ 456.503059] \|/ ____ \|/
[ 456.503059] "@'/ .. \`@"
[ 456.503059] /_| \__/ |_\
[ 456.503059] \__U_/
[ 456.696513] apt-get(1217): Kernel bad sw trap 5 [#1]
[ 456.761698] CPU: 0 UID: 0 PID: 1217 Comm: apt-get Not tainted 6.16.0+ #24 VOLUNTARY
[ 456.863502] TSTATE: 0000000011001601 TPC: 0000000010309250 TNPC: 0000000010309254 Y: 00000000 Not tainted
[ 456.992850] TPC: <ext4_block_write_begin+0x450/0x540 [ext4]>
[ 457.067500] g0: 0000000000000000 g1: 0000000000000001 g2: 0000000000000000 g3: 0000000000000000
[ 457.181869] g4: fff00000141d5c80 g5: 0000000000000008 g6: fff000000be24000 g7: 0000000000000001
[ 457.296245] o0: 00000000103944b0 o1: 0000000000000496 o2: ffffffffffffffbf o3: 0000000000101cca
[ 457.410618] o4: 0000000000000000 o5: 0000000000000000 sp: fff000000be26fd1 ret_pc: 0000000010309248
[ 457.529571] RPC: <ext4_block_write_begin+0x448/0x540 [ext4]>
[ 457.604020] l0: fff000003def26e0 l1: 0000000000113cca l2: fff000003def2578 l3: 0000000000000002
[ 457.718394] l4: 0000000000000000 l5: 0000000000080000 l6: 0000000000012000 l7: 0000000000000001
[ 457.832770] i0: 0000000000000000 i1: 000c00000026b500 i2: 0000000000001000 i3: 0000000000082000
[ 457.947146] i4: 00000000103034a0 i5: 0000000000000000 i6: fff000000be270c1 i7: 000000001030c8dc
[ 458.061528] I7: <ext4_da_write_begin+0x1bc/0x340 [ext4]>
[ 458.131389] Call Trace:
[ 458.163408] [<000000001030c8dc>] ext4_da_write_begin+0x1bc/0x340 [ext4]
[ 458.250447] [<0000000000674230>] generic_perform_write+0x90/0x240
[ 458.330606] [<00000000102f50b4>] ext4_buffered_write_iter+0x54/0x120 [ext4]
[ 458.422214] [<00000000102f5624>] ext4_file_write_iter+0x3e4/0x780 [ext4]
[ 458.510388] [<0000000000749cc4>] vfs_write+0x2c4/0x3e0
[ 458.577867] [<0000000000749f4c>] ksys_write+0x4c/0xe0
[ 458.644203] [<0000000000749ff4>] sys_write+0x14/0x40
[ 458.709397] [<0000000000406174>] linux_sparc_syscall+0x34/0x44
[ 458.786048] Disabling lock debugging due to kernel taint
[ 458.855904] Caller[000000001030c8dc]: ext4_da_write_begin+0x1bc/0x340 [ext4]
[ 458.948653] Caller[0000000000674230]: generic_perform_write+0x90/0x240
[ 459.034430] Caller[00000000102f50b4]: ext4_buffered_write_iter+0x54/0x120 [ext4]
[ 459.131761] Caller[00000000102f5624]: ext4_file_write_iter+0x3e4/0x780 [ext4]
[ 459.225648] Caller[0000000000749cc4]: vfs_write+0x2c4/0x3e0
[ 459.298846] Caller[0000000000749f4c]: ksys_write+0x4c/0xe0
[ 459.370900] Caller[0000000000749ff4]: sys_write+0x14/0x40
[ 459.441810] Caller[0000000000406174]: linux_sparc_syscall+0x34/0x44
[ 459.524168] Caller[0000000000000000]: 0x0
[ 459.576772] Instruction DUMP:
[ 459.576776] 11040e51
[ 459.615662] 7c04b816
[ 459.646541] 901220b0
[ 459.677418] <91d02005>
[ 459.708302] 9735a000
[ 459.739181] 95352000
[ 459.770076] d25fa7cf
[ 459.800945] 7fffe818
[ 459.831825] 90100019
[ 459.862706]
[ 459.941500] systemd[1]: Failed to open /dev/pts device, ignoring: Inappropriate ioctl for device
[ 460.063831] systemd[1]: rsyslog.service: Main process exited, code=killed, status=6/ABRT
[ 460.170962] systemd[1]: rsyslog.service: Failed with result 'signal'.
[ 460.267153] systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1.
[ 460.388605] systemd[1]: rsyslog.service: Scheduled restart job, restart counter is at 1.
[ 460.517346] systemd[1]: Starting rsyslog.service - System Logging Service...
[ 460.618299] systemd[1]: Starting systemd-journald.service - Journal Service...
[ 460.895645] systemd-journald[1237]: Collecting audit messages is disabled.
[ 461.048068] systemd[1]: Failed to open /dev/pts device, ignoring: Inappropriate ioctl for device
[ 461.202783] systemd-journald[1237]: File /var/log/journal/9ac90e257b3e423284cfc21a00cbeeb8/system.journal corrupted or uncleanly shut down, renaming and replacing.
[ 461.456867] systemd[1]: Started rsyslog.service - System Logging Service.
[ 461.616651] systemd-journald[1237]: Time jumped backwards, rotating.
[ 461.773305] systemd-journald[1237]: Failed to read journal file /var/log/journal/9ac90e257b3e423284cfc21a00cbeeb8/user-1002.journal for rotation, trying to move it out of the way: Device or
resource busy
[ 462.065725] systemd[1]: Started systemd-journald.service - Journal Service.
[ 462.159895] systemd-journald[1237]: Time jumped backwards, rotating.
[ 519.719624] kernel BUG at fs/ext4/inode.c:1174!
[ 519.779143] \|/ ____ \|/
[ 519.779143] "@'/ .. \`@"
[ 519.779143] /_| \__/ |_\
[ 519.779143] \__U_/
[ 519.972586] apt(1249): Kernel bad sw trap 5 [#2]
[ 520.033239] CPU: 0 UID: 0 PID: 1249 Comm: apt Tainted: G D 6.16.0+ #24 VOLUNTARY
[ 520.151048] Tainted: [D]=DIE
[ 520.188797] TSTATE: 0000000011001603 TPC: 0000000010309250 TNPC: 0000000010309254 Y: 00000000 Tainted: G D
[ 520.338725] TPC: <ext4_block_write_begin+0x450/0x540 [ext4]>
[ 520.413282] g0: 0000000000000000 g1: 0000000000000001 g2: 0000000000000000 g3: 0000000000000000
[ 520.527655] g4: fff00000141d40c0 g5: 000000000000000b g6: fff000000a818000 g7: 0000000000000001
[ 520.642031] o0: 00000000103944b0 o1: 0000000000000496 o2: fffffffffffffcc0 o3: 0000000000101cca
[ 520.756408] o4: 0000000000000004 o5: 0000000000000000 sp: fff000000a81afd1 ret_pc: 0000000010309248
[ 520.875350] RPC: <ext4_block_write_begin+0x448/0x540 [ext4]>
[ 520.949799] l0: fff000023439af00 l1: 0000000000113cca l2: fff000023439ad98 l3: 0000000000000002
[ 521.064174] l4: 0000000000000000 l5: 0000000000080000 l6: 0000000000012000 l7: 0000000000000001
[ 521.178547] i0: 0000000000000000 i1: 000c000000164a00 i2: 0000000000001fc0 i3: 0000000000680000
[ 521.292923] i4: 00000000103034a0 i5: 0000000000000000 i6: fff000000a81b0c1 i7: 000000001030c8dc
[ 521.407297] I7: <ext4_da_write_begin+0x1bc/0x340 [ext4]>
[ 521.477195] Call Trace:
[ 521.509295] [<000000001030c8dc>] ext4_da_write_begin+0x1bc/0x340 [ext4]
[ 521.596330] [<0000000000674230>] generic_perform_write+0x90/0x240
[ 521.676495] [<00000000102f50b4>] ext4_buffered_write_iter+0x54/0x120 [ext4]
[ 521.768196] [<00000000102f5624>] ext4_file_write_iter+0x3e4/0x780 [ext4]
[ 521.856381] [<0000000000749cc4>] vfs_write+0x2c4/0x3e0
[ 521.923957] [<0000000000749f4c>] ksys_write+0x4c/0xe0
[ 521.990294] [<0000000000749ff4>] sys_write+0x14/0x40
[ 522.055486] [<0000000000406174>] linux_sparc_syscall+0x34/0x44
[ 522.132122] Caller[000000001030c8dc]: ext4_da_write_begin+0x1bc/0x340 [ext4]
[ 522.224873] Caller[0000000000674230]: generic_perform_write+0x90/0x240
[ 522.310649] Caller[00000000102f50b4]: ext4_buffered_write_iter+0x54/0x120 [ext4]
[ 522.407974] Caller[00000000102f5624]: ext4_file_write_iter+0x3e4/0x780 [ext4]
[ 522.501864] Caller[0000000000749cc4]: vfs_write+0x2c4/0x3e0
[ 522.575062] Caller[0000000000749f4c]: ksys_write+0x4c/0xe0
[ 522.647118] Caller[0000000000749ff4]: sys_write+0x14/0x40
[ 522.718031] Caller[0000000000406174]: linux_sparc_syscall+0x34/0x44
[ 522.800380] Caller[0000000000000000]: 0x0
[ 522.852991] Instruction DUMP:
[ 522.852994] 11040e51
[ 522.891878] 7c04b816
[ 522.922760] 901220b0
[ 522.953638] <91d02005>
[ 522.984521] 9735a000
[ 523.015401] 95352000
[ 523.046284] d25fa7cf
[ 523.077163] 7fffe818
[ 523.108109] 90100019
[ 523.139044]
I'll try to bisect this one later this week.
Adrian
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer
`. `' Physicist
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
next prev parent reply other threads:[~2025-08-04 5:36 UTC|newest]
Thread overview: 145+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-15 5:14 [PATCH v4 00/36] New page table range API Matthew Wilcox (Oracle)
2023-03-15 5:14 ` [PATCH v4 01/36] mm: Convert page_table_check_pte_set() to page_table_check_ptes_set() Matthew Wilcox (Oracle)
2023-03-15 9:21 ` Mike Rapoport
2023-03-23 18:36 ` Pasha Tatashin
2023-05-25 2:16 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 02/36] mm: Add generic flush_icache_pages() and documentation Matthew Wilcox (Oracle)
2023-03-15 9:27 ` Mike Rapoport
2023-05-25 2:23 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 03/36] mm: Add folio_flush_mapping() Matthew Wilcox (Oracle)
2023-03-15 9:28 ` Mike Rapoport
2023-05-25 2:35 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 04/36] mm: Remove ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO Matthew Wilcox (Oracle)
2023-03-15 9:28 ` Mike Rapoport
2023-05-25 2:43 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 05/36] mm: Add default definition of set_ptes() Matthew Wilcox (Oracle)
2023-03-15 9:34 ` Mike Rapoport
2023-05-25 3:01 ` Anshuman Khandual
2023-05-25 4:06 ` Matthew Wilcox
2023-03-15 5:14 ` [PATCH v4 06/36] alpha: Implement the new page table range API Matthew Wilcox (Oracle)
2023-03-15 9:41 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 07/36] arc: " Matthew Wilcox (Oracle)
2023-03-15 9:44 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 08/36] arm: " Matthew Wilcox (Oracle)
2023-03-15 9:48 ` Mike Rapoport
2023-03-15 10:56 ` Russell King (Oracle)
2023-03-15 5:14 ` [PATCH v4 09/36] arm64: " Matthew Wilcox (Oracle)
2023-03-15 9:49 ` Mike Rapoport
2023-05-25 3:35 ` Anshuman Khandual
2023-05-25 4:05 ` Matthew Wilcox
2023-05-25 4:43 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 10/36] csky: " Matthew Wilcox (Oracle)
2023-03-15 9:50 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 11/36] hexagon: " Matthew Wilcox (Oracle)
2023-03-15 9:54 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 12/36] ia64: " Matthew Wilcox (Oracle)
2023-03-15 9:55 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 13/36] loongarch: " Matthew Wilcox (Oracle)
2023-03-15 10:07 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 14/36] m68k: " Matthew Wilcox (Oracle)
2023-03-15 7:43 ` Geert Uytterhoeven
2023-03-16 16:32 ` Geert Uytterhoeven
2023-03-15 10:07 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 15/36] microblaze: " Matthew Wilcox (Oracle)
2023-03-15 10:07 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 16/36] mips: " Matthew Wilcox (Oracle)
2023-03-15 10:08 ` Mike Rapoport
2023-03-15 10:50 ` Thomas Bogendoerfer
2023-03-15 20:33 ` Matthew Wilcox
2023-03-17 15:29 ` Thomas Bogendoerfer
2023-03-19 18:45 ` Thomas Bogendoerfer
2023-03-19 20:16 ` Matthew Wilcox
2023-03-21 11:30 ` Thomas Bogendoerfer
2023-03-15 5:14 ` [PATCH v4 17/36] nios2: " Matthew Wilcox (Oracle)
2023-03-15 10:08 ` Mike Rapoport
2023-06-13 22:45 ` Dinh Nguyen
2023-07-10 20:18 ` Matthew Wilcox
2023-07-10 23:10 ` Dinh Nguyen
2023-03-15 5:14 ` [PATCH v4 18/36] openrisc: " Matthew Wilcox (Oracle)
2023-03-15 10:09 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 19/36] parisc: " Matthew Wilcox (Oracle)
2023-03-15 10:09 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 20/36] powerpc: " Matthew Wilcox (Oracle)
2023-03-15 9:43 ` Christophe Leroy
2023-03-15 10:18 ` Christophe Leroy
2023-03-17 3:47 ` Matthew Wilcox
2023-03-18 9:19 ` Christophe Leroy
2023-07-10 20:24 ` Matthew Wilcox
2023-07-11 4:40 ` Christophe Leroy
2023-03-15 10:09 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 21/36] riscv: " Matthew Wilcox (Oracle)
2023-03-15 10:10 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 22/36] s390: " Matthew Wilcox (Oracle)
2023-03-15 10:10 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 23/36] superh: " Matthew Wilcox (Oracle)
2023-03-15 7:22 ` John Paul Adrian Glaubitz
2023-03-15 7:36 ` John Paul Adrian Glaubitz
2023-03-15 10:10 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 24/36] sparc32: " Matthew Wilcox (Oracle)
2023-03-15 10:11 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 25/36] sparc64: " Matthew Wilcox (Oracle)
2023-03-15 10:11 ` Mike Rapoport
2025-08-03 12:05 ` John Paul Adrian Glaubitz
2025-08-03 19:08 ` Anthony Yznaga
2025-08-04 5:12 ` John Paul Adrian Glaubitz
2025-08-04 5:36 ` John Paul Adrian Glaubitz [this message]
2025-08-04 6:58 ` John Paul Adrian Glaubitz
2025-08-04 7:48 ` John Paul Adrian Glaubitz
2025-08-04 9:38 ` John Paul Adrian Glaubitz
2023-03-15 5:14 ` [PATCH v4 26/36] um: " Matthew Wilcox (Oracle)
2023-03-15 10:12 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 27/36] x86: " Matthew Wilcox (Oracle)
2023-03-15 10:12 ` Mike Rapoport
2023-03-15 10:34 ` Peter Zijlstra
2023-03-15 11:16 ` Mike Rapoport
2023-03-15 11:19 ` Peter Zijlstra
2023-03-15 16:12 ` Matthew Wilcox
2023-03-15 5:14 ` [PATCH v4 28/36] xtensa: " Matthew Wilcox (Oracle)
2023-03-15 10:12 ` Mike Rapoport
2023-03-15 5:14 ` [PATCH v4 29/36] mm: Remove page_mapping_file() Matthew Wilcox (Oracle)
2023-05-25 3:50 ` Anshuman Khandual
2023-05-25 4:03 ` Matthew Wilcox
2023-05-25 4:46 ` Anshuman Khandual
2023-05-25 5:37 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 30/36] mm: Rationalise flush_icache_pages() and flush_icache_page() Matthew Wilcox (Oracle)
2023-03-15 5:14 ` [PATCH v4 31/36] mm: Tidy up set_ptes definition Matthew Wilcox (Oracle)
2023-05-25 6:20 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 32/36] mm: Use flush_icache_pages() in do_set_pmd() Matthew Wilcox (Oracle)
2023-05-25 6:31 ` Anshuman Khandual
2023-03-15 5:14 ` [PATCH v4 33/36] filemap: Add filemap_map_folio_range() Matthew Wilcox (Oracle)
2023-03-15 5:14 ` [PATCH v4 34/36] rmap: add folio_add_file_rmap_range() Matthew Wilcox (Oracle)
2023-03-15 13:34 ` Ryan Roberts
2023-03-15 16:08 ` Ryan Roberts
2023-03-16 16:27 ` Yin, Fengwei
2023-03-16 16:34 ` Ryan Roberts
2023-03-17 8:23 ` Yin, Fengwei
2023-03-17 12:46 ` Ryan Roberts
2023-03-17 13:28 ` Yin, Fengwei
2023-03-15 5:14 ` [PATCH v4 35/36] mm: Convert do_set_pte() to set_pte_range() Matthew Wilcox (Oracle)
2023-03-15 15:26 ` Ryan Roberts
2023-03-16 16:23 ` Yin, Fengwei
2023-03-16 16:38 ` Ryan Roberts
2023-03-16 16:41 ` Yin, Fengwei
2023-03-16 16:50 ` Ryan Roberts
2023-03-16 17:52 ` Matthew Wilcox
2023-03-17 1:58 ` Yin, Fengwei
2023-03-17 3:44 ` Matthew Wilcox
2023-03-17 6:33 ` Yin, Fengwei
2023-03-17 8:00 ` Ryan Roberts
2023-03-17 8:19 ` Yin, Fengwei
2023-03-17 13:00 ` Ryan Roberts
2023-03-17 13:44 ` Yin, Fengwei
2023-03-24 14:58 ` Will Deacon
2023-03-24 15:11 ` Matthew Wilcox
2023-03-24 17:23 ` Will Deacon
2023-03-27 1:23 ` Yin Fengwei
2023-03-20 13:38 ` Yin, Fengwei
2023-03-20 14:08 ` Matthew Wilcox
2023-03-21 1:58 ` Yin, Fengwei
2023-03-21 5:13 ` Yin Fengwei
2023-05-30 8:07 ` [PATCH 0/4] New page table range API fixup patches Yin Fengwei
2023-05-30 8:07 ` [PATCH 1/4] filemap: avoid interfere with xas.xa_index Yin Fengwei
2023-05-30 8:07 ` [PATCH 2/4] rmap: fix typo in folio_add_file_rmap_range() Yin Fengwei
2023-05-30 8:07 ` [PATCH 3/4] mm: mark PTEs referencing the accessed folio young Yin Fengwei
2023-05-30 8:07 ` [PATCH 4/4] filemap: Check address range in filemap_map_folio_range() Yin Fengwei
2023-03-15 5:14 ` [PATCH v4 36/36] filemap: Batch PTE mappings Matthew Wilcox (Oracle)
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