* 2.6.0-test1-mm2 @ 2003-07-20 0:43 Andrew Morton 2003-07-20 2:41 ` 2.6.0-test1-mm2 Joshua Kwan 2003-07-20 4:40 ` 2.6.0-test1-mm2 Martin J. Bligh 0 siblings, 2 replies; 8+ messages in thread From: Andrew Morton @ 2003-07-20 0:43 UTC (permalink / raw) To: linux-kernel, linux-mm ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.0-test1/2.6.0-test1-mm2/ Lots of little fixes and some more CPU scheduler experimentation from Con. Changes since 2.6.0-test1-mm1: linus.patch Latest Linus tree -CONFIG_LBD-other-archs.patch -misc30.patch -parport-warning-fix.patch -ext3-xattr-fixes.patch -ext3-xattr-credits-fixes.patch -block_ioctl-fix.patch -coredump-pass-regs.patch -is_devfsd_or_child-lockup-fix.patch -remove-task_cache.patch -kmalloc-stacks.patch -devfs-removable-media-fix.patch -CDROM_SEND_PACKET-timeout-fix.patch -getaffinity-return-val-fix.patch -RLIMIT_NPROC-fixes.patch -wpadded.patch -uninline-put_namespace.patch -qlogic-shift-fix.patch -cryptoloop-config-fix.patch -slab-wrong-cache-debug.patch -settimeofday-fix.patch -ppc-build-fix.patch -unbreak-visws.patch -vesafb-fix.patch -acpi-20030714.patch -watchdog-i810.patch -aacraid-hang-fix.patch -aha152x-oops-fix.patch -magic-number-update.patch -as-do_div-fix.patch Merged +cpumask_t-gcc-workaround-46.patch +cpumask-acpi-fix.patch NR_CPUS>BITS_PER_LONG fixes +misc31.patch misc fixes +3c59x-pm-fix.patch +3c59x-eisa-fix.patch 3c59x.c stuff +dev_t-printing.patch Don't assume dev_t is an int +slab-reclaim-accounting-fix.patch Account for freed slab pages in page recleim (we were unaccounting) +timer-spin-fix.patch sound/core/timer.c locking fix +ak4xxx-fix.patch sound/pci/ice1712/ak4xxx.c fix +less-kswapd-throttling.patch Dont' throttle kswapd so much +stack-leak-fix.patch nano security fix +airo-fixes.patch airo_cs locking rework +unlock_buffer-barrier.patch SMP race fix in unlock_buffer() +feral-bounce-fix-2.patch Fix linux_isp highmem initialisation -airo-schedule-fix.patch Dropped +64-bit-dev_t-other-archs.patch Enable 64-bit dev_t on other architectures +o6int.patch +o6.1int.patch +o7int.patch CPU scheduler interactivity tweaks +ext3_getblk-race-fix.patch ext3 race fix +ext3_write_super-speedup.patch ext3 speedup +speedstep-ich-timing-fix.patch speedtep fix +floppy-req-botched.patch floppy driver fix All 108 patches: linus.patch mm.patch add -mmN to EXTRAVERSION kgdb-ga.patch kgdb stub for ia32 (George Anzinger's one) kgdb-remove-cpu_callout_map.patch kgdb: remove cpu_callout_map decls kgdb-use-ggdb.patch kgdb-ga-docco-fixes.patch kgdb doc. edits/corrections cpumask_t-1.patch cpumask_t: allow more than BITS_PER_LONG CPUs cpumask_t fix for s390 fix cpumask_t for s390 Fix cpumask changes for x86_64 fix cpumask_t for sparc64 cpumask_t-gcc-workaround-46.patch cpumask_t: more gcc workarounds cpumask-acpi-fix.patch cpumask_t: build fix kgdb-cpumask_t.patch misc31.patch misc fixes selinux.patch reslabify-pgds-and-pmds.patch re-slabify i386 pgd's and pmd's config_spinline.patch uninline spinlocks for profiling accuracy. ppc64-bar-0-fix.patch Allow PCI BARs that start at 0 ppc64-reloc_hide.patch ppc64-semaphore-reimplementation.patch ppc64: use the ia32 semaphore implementation sym-do-160.patch make the SYM driver do 160 MB/sec ia64-percpu-revert.patch revert percpu changes x86_64-fixes.patch x86_64 fixes delay-ksoftirqd-fallback.patch Try harded in IRQ context before falling back to ksoftirqd ds-09-vicam-usercopy-fix.patch vicam usercopy fix fbdev-2.patch buffer-debug.patch buffer.c debugging rcu-stats.patch RCU statistics reporting mtrr-hang-fix.patch Fix mtrr-related hang intel8x0-cleanup.patch intel8x0 cleanups bio-too-big-fix.patch Fix raid "bio too big" failures centrino-update.patch update to speedstep-centrino.c ppa-fix.patch ppc fix 3c59x-pm-fix.patch 3c59x suspend/resume fix dev_t-printing.patch dev_t printing 3c59x-eisa-fix.patch non-MII 3c59x fix slab-reclaim-accounting-fix.patch kwsapd can free too much memory timer-spin-fix.patch ALSA locking fix ak4xxx-fix.patch fix snd-ice1724 module OOPS less-kswapd-throttling.patch stack-leak-fix.patch info leak -- padded struct copied to user airo-fixes.patch fixes for airo.c unlock_buffer-barrier.patch unlock_buffer() needs a barrier linux-isp-2.patch linux-isp-2-fix-again.patch lost feral fix feral-bounce-fix.patch Feral driver - highmem issues feral-bounce-fix-2.patch Feral driver bouncing fix list_del-debug.patch list_del debug check print-build-options-on-oops.patch print a few config options on oops show_task-free-stack-fix.patch show_task() fix and cleanup put_task_struct-debug.patch ia32-mknod64.patch mknod64 for ia32 ext2-64-bit-special-inodes.patch ext2: support for 64-bit device nodes ext3-64-bit-special-inodes.patch ext3: support for 64-bit device nodes 64-bit-dev_t-kdev_t.patch 64-bit dev_t and kdev_t 64-bit-dev_t-other-archs.patch enable 64-bit dev_t for other archs oops-dump-preceding-code.patch i386 oops output: dump preceding code lockmeter.patch invalidate_mmap_range.patch Interface to invalidate regions of mmaps aio-mm-refcounting-fix.patch fix /proc mm_struct refcounting bug aio-01-retry.patch AIO: Core retry infrastructure io_submit_one-EINVAL-fix.patch Fix aio process hang on EINVAL aio-02-lockpage_wq.patch AIO: Async page wait aio-03-fs_read.patch AIO: Filesystem aio read aio-04-buffer_wq.patch AIO: Async buffer wait aio-05-fs_write.patch AIO: Filesystem aio write aio-05-fs_write-fix.patch aio-06-bread_wq.patch AIO: Async block read aio-06-bread_wq-fix.patch aio-07-ext2getblk_wq.patch AIO: Async get block for ext2 O_SYNC-speedup-2.patch speed up O_SYNC writes aio-09-o_sync.patch aio O_SYNC aio-10-BUG-fix.patch AIO: fix a BUG aio-11-workqueue-flush.patch AIO: flush workqueues before destroying ioctx'es aio-12-readahead.patch AIO: readahead fixes aio-dio-no-readahead.patch aio O_DIRECT no readahead lock_buffer_wq-fix.patch lock_buffer_wq fix unuse_mm-locked.patch AIO: hold the context lock across unuse_mm aio-take-task_lock.patch From: Suparna Bhattacharya <suparna@in.ibm.com> Subject: Re: 2.5.72-mm1 - Under heavy testing with AIO,.. vmstat seems to blow the kernel aio-O_SYNC-fix.patch Unify o_sync changes for aio and regular writes aio-readahead-rework.patch Unified page range readahead for aio and regular reads truncate-pagefault-race-fix.patch Fix vmtruncate race and distributed filesystem race truncate-pagefault-race-fix-fix.patch Make sure truncate fix has no race printk-oops-mangle-fix.patch disentangle printk's whilst oopsing on SMP 20-odirect_enable.patch 21-odirect_cruft.patch 22-read_proc.patch 23-write_proc.patch 24-commit_proc.patch 25-odirect.patch nfs-O_DIRECT-always-enabled.patch Force CONFIG_NFS_DIRECTIO kjournald-PF_SYNCWRITE.patch o1-interactivity.patch CPU scheduler interactivity patch o2int.patch O2int 0307041440 for 2.5.74-mm1 o3int.patch O3int interactivity for 2.5.74-mm2 o4int.patch O4int interactivity o5int-2.patch O5int for interactivity o6int.patch O6int for interactivity o6.1int.patch O6.1int o7int.patch O7int for interactivity sched-balance-tuning.patch CPU scheduler balancing fix highpmd.patch highpmd synaptics-reset-fix.patch synaptics driver reset fix ext3-block-allocation-cleanup.patch nfs-revert-backoff.patch nfs: revert backoff changes ext3-elide-inode-block-reading.patch ext3: avoid reading empty inode blocks ide-tcq-fix.patch IDE TCQ oops fix ext3_getblk-race-fix.patch Fix race in ext3_getblk ext3_write_super-speedup.patch ext3: don't start a commit in write_super() speedstep-ich-timing-fix.patch speedstep-ich fixes floppy-req-botched.patch "blk: request botched" error on floppy write ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: 2.6.0-test1-mm2 2003-07-20 0:43 2.6.0-test1-mm2 Andrew Morton @ 2003-07-20 2:41 ` Joshua Kwan 2003-07-20 4:27 ` 2.6.0-test1-mm2 Andrew Morton 2003-07-20 4:29 ` 2.6.0-test1-mm2 Joshua Kwan 2003-07-20 4:40 ` 2.6.0-test1-mm2 Martin J. Bligh 1 sibling, 2 replies; 8+ messages in thread From: Joshua Kwan @ 2003-07-20 2:41 UTC (permalink / raw) To: Andrew Morton; +Cc: linux-kernel mailing list, linux-mm [-- Attachment #1.1: Type: text/plain, Size: 345 bytes --] On Sat, Jul 19, 2003 at 05:43:50PM -0700, Andrew Morton wrote: > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.0-test1/2.6.0-test1-mm2/ 2.6.0-test1-mm2 requires attached patch to build with software suspend. -Josh -- Using words to describe magic is like using a screwdriver to cut roast beef. -- Tom Robbins [-- Attachment #1.2: suspend.patch --] [-- Type: text/plain, Size: 507 bytes --] --- a/kernel/suspend.c 2003-07-19 19:36:25.000000000 -0700 +++ b/kernel/suspend.c 2003-07-19 19:37:40.000000000 -0700 @@ -83,7 +83,7 @@ #define ADDRESS2(x) __ADDRESS(__pa(x)) /* Needed for x86-64 where some pages are in memory twice */ /* References to section boundaries */ -extern char _text, _etext, _edata, __bss_start, _end; +extern char _text[], _etext[], _edata[], __bss_start[], _end[]; extern char __nosave_begin, __nosave_end; extern int is_head_of_free_region(struct page *); [-- Attachment #2: Type: application/pgp-signature, Size: 189 bytes --] ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: 2.6.0-test1-mm2 2003-07-20 2:41 ` 2.6.0-test1-mm2 Joshua Kwan @ 2003-07-20 4:27 ` Andrew Morton 2003-07-20 4:30 ` 2.6.0-test1-mm2 David S. Miller 2003-07-20 4:29 ` 2.6.0-test1-mm2 Joshua Kwan 1 sibling, 1 reply; 8+ messages in thread From: Andrew Morton @ 2003-07-20 4:27 UTC (permalink / raw) To: Joshua Kwan; +Cc: linux-kernel, linux-mm Joshua Kwan <joshk@triplehelix.org> wrote: > > 2.6.0-test1-mm2 requires attached patch to build with software suspend. > ... > > /* References to section boundaries */ > -extern char _text, _etext, _edata, __bss_start, _end; > +extern char _text[], _etext[], _edata[], __bss_start[], _end[]; No, the declaration simply needs to be deleted; it is already provided by asm/sections.h. Incorrectly, I believe. Those symbols are conventionally "extern int". ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: 2.6.0-test1-mm2 2003-07-20 4:27 ` 2.6.0-test1-mm2 Andrew Morton @ 2003-07-20 4:30 ` David S. Miller 0 siblings, 0 replies; 8+ messages in thread From: David S. Miller @ 2003-07-20 4:30 UTC (permalink / raw) To: Andrew Morton; +Cc: joshk, linux-kernel, linux-mm On Sat, 19 Jul 2003 21:27:15 -0700 Andrew Morton <akpm@osdl.org> wrote: > Joshua Kwan <joshk@triplehelix.org> wrote: > > /* References to section boundaries */ > > -extern char _text, _etext, _edata, __bss_start, _end; > > +extern char _text[], _etext[], _edata[], __bss_start[], _end[]; > > No, the declaration simply needs to be deleted; it is already provided by > asm/sections.h. > > Incorrectly, I believe. Those symbols are conventionally "extern int". True, from some perspective. But you have to admit the pointer math gets real ugly if we declare them in that way. :-) ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: 2.6.0-test1-mm2 2003-07-20 2:41 ` 2.6.0-test1-mm2 Joshua Kwan 2003-07-20 4:27 ` 2.6.0-test1-mm2 Andrew Morton @ 2003-07-20 4:29 ` Joshua Kwan 2003-07-20 5:47 ` 2.6.0-test1-mm2 Michael Morris 1 sibling, 1 reply; 8+ messages in thread From: Joshua Kwan @ 2003-07-20 4:29 UTC (permalink / raw) To: Andrew Morton; +Cc: linux-kernel mailing list, linux-mm [-- Attachment #1: Type: text/plain, Size: 2756 bytes --] On Sat, Jul 19, 2003 at 07:41:02PM -0700, Joshua Kwan wrote: > 2.6.0-test1-mm2 requires attached patch to build with software suspend. That and it just spilled its guts all over me. Unable to handle kernel NULL pointer dereference at virtual address 00000014 printing eip: c0194e8f *pde = 00000000 Oops: 0000 [#1] PREEMPT CPU: 0 EIP: 0060:[<c0194e8f>] Not tainted VLI EFLAGS: 00210202 EIP is at journal_dirty_metadata+0x41/0x207 eax: c0a6e000 ebx: cf4b3e00 ecx: 00000000 edx: cf96ef60 esi: 00000000 edi: cf732e80 ebp: cf96a910 esp: c0a6fe78 ds: 007b es: 007b ss: 0068 Process cvs (pid: 8960, threadinfo=c0a6e000 task=c7d01940) Stack: c1373600 cf85bb90 c0152a7a c0151389 cf96ef60 cf96ef60 cf96a910 00000001 cf85bb90 c0186674 cf96a910 cf96ef60 00001000 c0a6febc 00000001 00000001 00000000 00000030 00000000 00000000 0000001a 000e0224 cf955ed0 00004000 Call Trace: [<c0152a7a>] __getblk+0x2b/0x51 [<c0151389>] wake_up_buffer+0xf/0x26 [<c0186674>] ext3_getblk+0xdb/0x284 [<c0186850>] ext3_bread+0x33/0xb6 [<c018c17c>] ext3_mkdir+0xd1/0x2c6 [<c018c0ab>] ext3_mkdir+0x0/0x2c6 [<c015f01c>] vfs_mkdir+0x6a/0xbc [<c015f125>] sys_mkdir+0xb7/0xf6 [<c014558f>] sys_munmap+0x44/0x64 [<c0109167>] syscall_call+0x7/0xb Code: 28 8b 54 24 2c 8b 5d 00 f6 45 18 04 8b 72 24 8b 3b 0f 85 d8 00 00 00 f6 07 02 0f 85 cf 00 00 00 b8 00 e0 ff ff 21 e0 83 40 14 01 <8b> 46 14 3b 45 00 0f 84 6e 01 00 00 b8 00 e0 ff ff 21 e0 83 40 <6>note: cvs[8960] exited with preempt_count 1 bad: scheduling while atomic! Call Trace: [<c011a503>] schedule+0x3f6/0x3fb [<c0141b8c>] unmap_page_range+0x43/0x69 [<c0141d63>] unmap_vmas+0x1b1/0x209 [<c0145874>] exit_mmap+0x7c/0x190 [<c011bec4>] mmput+0x7b/0xe4 [<c011f9ec>] do_exit+0x120/0x3f8 [<c01188e4>] do_page_fault+0x0/0x459 [<c0109a06>] do_divide_error+0x0/0xfa [<c0118a10>] do_page_fault+0x12c/0x459 [<c0189275>] ext3_mark_iloc_dirty+0x28/0x35 [<c01893aa>] ext3_mark_inode_dirty+0x4f/0x51 [<c0186087>] ext3_splice_branch+0x123/0x1da [<c0152935>] bh_lru_install+0xaf/0xeb [<c01188e4>] do_page_fault+0x0/0x459 [<c0109391>] error_code+0x2d/0x38 [<c015007b>] vfs_read+0xef/0x119 [<c0194e8f>] journal_dirty_metadata+0x41/0x207 [<c0152a7a>] __getblk+0x2b/0x51 [<c0151389>] wake_up_buffer+0xf/0x26 [<c0186674>] ext3_getblk+0xdb/0x284 [<c0186850>] ext3_bread+0x33/0xb6 [<c018c17c>] ext3_mkdir+0xd1/0x2c6 [<c018c0ab>] ext3_mkdir+0x0/0x2c6 [<c015f01c>] vfs_mkdir+0x6a/0xbc [<c015f125>] sys_mkdir+0xb7/0xf6 [<c014558f>] sys_munmap+0x44/0x64 [<c0109167>] syscall_call+0x7/0xb Any ideas? -Josh -- Using words to describe magic is like using a screwdriver to cut roast beef. -- Tom Robbins [-- Attachment #2: Type: application/pgp-signature, Size: 189 bytes --] ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: 2.6.0-test1-mm2 2003-07-20 4:29 ` 2.6.0-test1-mm2 Joshua Kwan @ 2003-07-20 5:47 ` Michael Morris 2003-07-20 6:12 ` 2.6.0-test1-mm2 Andrew Morton 0 siblings, 1 reply; 8+ messages in thread From: Michael Morris @ 2003-07-20 5:47 UTC (permalink / raw) To: linux-kernel, linux-mm; +Cc: akpm On Sunday 20 July 2003 5:29 am, Joshua Kwan wrote: > On Sat, Jul 19, 2003 at 07:41:02PM -0700, Joshua Kwan wrote: > > 2.6.0-test1-mm2 requires attached patch to build with software suspend. > > That and it just spilled its guts all over me. > > Unable to handle kernel NULL pointer dereference at virtual address > 00000014 printing eip: > c0194e8f > *pde = 00000000 > Oops: 0000 [#1] > PREEMPT > CPU: 0 > EIP: 0060:[<c0194e8f>] Not tainted VLI > EFLAGS: 00210202 > EIP is at journal_dirty_metadata+0x41/0x207 > eax: c0a6e000 ebx: cf4b3e00 ecx: 00000000 edx: cf96ef60 > esi: 00000000 edi: cf732e80 ebp: cf96a910 esp: c0a6fe78 > ds: 007b es: 007b ss: 0068 > Process cvs (pid: 8960, threadinfo=c0a6e000 task=c7d01940) > Stack: c1373600 cf85bb90 c0152a7a c0151389 cf96ef60 cf96ef60 cf96a910 > 00000001 cf85bb90 c0186674 cf96a910 cf96ef60 00001000 c0a6febc 00000001 > 00000001 00000000 00000030 00000000 00000000 0000001a 000e0224 cf955ed0 > 00004000 Call Trace: > [<c0152a7a>] __getblk+0x2b/0x51 > [<c0151389>] wake_up_buffer+0xf/0x26 > [<c0186674>] ext3_getblk+0xdb/0x284 > [<c0186850>] ext3_bread+0x33/0xb6 > [<c018c17c>] ext3_mkdir+0xd1/0x2c6 > [<c018c0ab>] ext3_mkdir+0x0/0x2c6 > [<c015f01c>] vfs_mkdir+0x6a/0xbc > [<c015f125>] sys_mkdir+0xb7/0xf6 > [<c014558f>] sys_munmap+0x44/0x64 > [<c0109167>] syscall_call+0x7/0xb > > Code: 28 8b 54 24 2c 8b 5d 00 f6 45 18 04 8b 72 24 8b 3b 0f 85 d8 00 00 > 00 f6 07 02 0f 85 cf 00 00 00 b8 00 e0 ff ff 21 e0 83 40 14 01 <8b> 46 > 14 3b 45 00 0f 84 6e 01 00 00 b8 00 e0 ff ff 21 e0 83 40 > <6>note: cvs[8960] exited with preempt_count 1 > bad: scheduling while atomic! > Call Trace: > [<c011a503>] schedule+0x3f6/0x3fb > [<c0141b8c>] unmap_page_range+0x43/0x69 > [<c0141d63>] unmap_vmas+0x1b1/0x209 > [<c0145874>] exit_mmap+0x7c/0x190 > [<c011bec4>] mmput+0x7b/0xe4 > [<c011f9ec>] do_exit+0x120/0x3f8 > [<c01188e4>] do_page_fault+0x0/0x459 > [<c0109a06>] do_divide_error+0x0/0xfa > [<c0118a10>] do_page_fault+0x12c/0x459 > [<c0189275>] ext3_mark_iloc_dirty+0x28/0x35 > [<c01893aa>] ext3_mark_inode_dirty+0x4f/0x51 > [<c0186087>] ext3_splice_branch+0x123/0x1da > [<c0152935>] bh_lru_install+0xaf/0xeb > [<c01188e4>] do_page_fault+0x0/0x459 > [<c0109391>] error_code+0x2d/0x38 > [<c015007b>] vfs_read+0xef/0x119 > [<c0194e8f>] journal_dirty_metadata+0x41/0x207 > [<c0152a7a>] __getblk+0x2b/0x51 > [<c0151389>] wake_up_buffer+0xf/0x26 > [<c0186674>] ext3_getblk+0xdb/0x284 > [<c0186850>] ext3_bread+0x33/0xb6 > [<c018c17c>] ext3_mkdir+0xd1/0x2c6 > [<c018c0ab>] ext3_mkdir+0x0/0x2c6 > [<c015f01c>] vfs_mkdir+0x6a/0xbc > [<c015f125>] sys_mkdir+0xb7/0xf6 > [<c014558f>] sys_munmap+0x44/0x64 > [<c0109167>] syscall_call+0x7/0xb > > Any ideas? > > -Josh Have hit this a few times already in -mm2. Always happens under reasonably heavy disk load on an ext3 mount. I've gone back to -mm1 since just about all compile jobs fail on this kernel. Here's my oops: Unable to handle kernel NULL pointer dereference at virtual address 00000014 printing eip: c019d4c8 *pde = 00000000 Oops: 0000 [#1] PREEMPT CPU: 0 EIP: 0060:[<c019d4c8>] Not tainted VLI EFLAGS: 00010202 EIP is at journal_dirty_metadata+0x38/0x210 eax: d469e000 ebx: 00000000 ecx: 00000000 edx: d53ffb68 esi: db387440 edi: c16cb9c0 ebp: d6b503e4 esp: d469fe64 ds: 007b es: 007b ss: 0068 Process mkdir (pid: 20706, threadinfo=d469e000 task=d5376650) Stack: c01560a7 c17d3740 001b91a6 c01546df d53ffb68 d53ffb68 d6b503e4 00000001 d34ad248 c018ef57 d6b503e4 d53ffb68 00000000 00001000 d469feac 00000001 00000001 00000000 00000030 c018d603 dda75890 d34ad248 001b91a6 00000000 Call Trace: [<c01560a7>] __getblk+0x37/0x70 [<c01546df>] wake_up_buffer+0xf/0x30 [<c018ef57>] ext3_getblk+0x127/0x2c0 [<c018d603>] ext3_new_inode+0x1b3/0x700 [<c018f123>] ext3_bread+0x33/0xc0 [<c0194fd6>] ext3_mkdir+0x106/0x2e0 [<c0194ed0>] ext3_mkdir+0x0/0x2e0 [<c01635fa>] vfs_mkdir+0x6a/0xc0 [<c0163716>] sys_mkdir+0xc6/0x100 [<c0146612>] sys_brk+0x112/0x120 [<c010ac6b>] syscall_call+0x7/0xb Code: 24 2c f6 45 18 04 8b 75 00 8b 5a 28 8b 3e 0f 84 df 01 00 00 b8 01 00 00 00 85 c0 0f 85 d1 00 00 00 b8 00 e0 ff ff 21 e0 ff 40 14 <8b> 43 14 3b 45 00 0f 84 6c 01 00 00 b8 00 e0 ff ff 21 e0 ff 40 <6>note: mkdir[20706] exited with preempt_count 1 bad: scheduling while atomic! Call Trace: [<c011b286>] schedule+0x3f6/0x400 [<c0143ef3>] unmap_page_range+0x43/0x70 [<c01440e0>] unmap_vmas+0x1c0/0x220 [<c0147ecb>] exit_mmap+0x7b/0x190 [<c011ce3a>] mmput+0x7a/0xf0 [<c0120c2b>] do_exit+0x12b/0x3d0 [<c010b4bc>] die+0xfc/0x100 [<c011967a>] do_page_fault+0x14a/0x453 [<c0191dd8>] ext3_mark_iloc_dirty+0x28/0x40 [<c0191f20>] ext3_mark_inode_dirty+0x50/0x60 [<c018e8af>] ext3_splice_branch+0x11f/0x1e0 [<c0155f29>] bh_lru_install+0xa9/0xe0 [<c0119530>] do_page_fault+0x0/0x453 [<c010ae15>] error_code+0x2d/0x38 [<c019d4c8>] journal_dirty_metadata+0x38/0x210 [<c01560a7>] __getblk+0x37/0x70 [<c01546df>] wake_up_buffer+0xf/0x30 [<c018ef57>] ext3_getblk+0x127/0x2c0 [<c018d603>] ext3_new_inode+0x1b3/0x700 [<c018f123>] ext3_bread+0x33/0xc0 [<c0194fd6>] ext3_mkdir+0x106/0x2e0 [<c0194ed0>] ext3_mkdir+0x0/0x2e0 [<c01635fa>] vfs_mkdir+0x6a/0xc0 [<c0163716>] sys_mkdir+0xc6/0x100 [<c0146612>] sys_brk+0x112/0x120 [<c010ac6b>] syscall_call+0x7/0xb ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: 2.6.0-test1-mm2 2003-07-20 5:47 ` 2.6.0-test1-mm2 Michael Morris @ 2003-07-20 6:12 ` Andrew Morton 0 siblings, 0 replies; 8+ messages in thread From: Andrew Morton @ 2003-07-20 6:12 UTC (permalink / raw) To: Michael Morris; +Cc: linux-kernel, linux-mm, Joshua Kwan Michael Morris <Starborn@anime-city.co.uk> wrote: > > Here's my oops: > > Unable to handle kernel NULL pointer dereference at virtual address 00000014 > EIP is at journal_dirty_metadata+0x38/0x210 OK, bad bug. This should fix it. fs/ext3/inode.c | 16 +++++++--------- 1 files changed, 7 insertions(+), 9 deletions(-) diff -puN fs/ext3/inode.c~ext3_getblk-race-fix-fix fs/ext3/inode.c --- 25/fs/ext3/inode.c~ext3_getblk-race-fix-fix 2003-07-19 22:59:50.000000000 -0700 +++ 25-akpm/fs/ext3/inode.c 2003-07-19 23:07:42.000000000 -0700 @@ -936,19 +936,17 @@ struct buffer_head *ext3_getblk(handle_t ext3_get_block instead, so it's not a problem. */ lock_buffer(bh); - if (!buffer_uptodate(bh)) { - BUFFER_TRACE(bh, "call get_create_access"); - fatal = ext3_journal_get_create_access(handle, bh); - if (!fatal) { - memset(bh->b_data, 0, - inode->i_sb->s_blocksize); - set_buffer_uptodate(bh); - } + BUFFER_TRACE(bh, "call get_create_access"); + fatal = ext3_journal_get_create_access(handle, bh); + if (!fatal && !buffer_uptodate(bh)) { + memset(bh->b_data, 0, inode->i_sb->s_blocksize); + set_buffer_uptodate(bh); } unlock_buffer(bh); BUFFER_TRACE(bh, "call ext3_journal_dirty_metadata"); err = ext3_journal_dirty_metadata(handle, bh); - if (!fatal) fatal = err; + if (!fatal) + fatal = err; } else { BUFFER_TRACE(bh, "not a new buffer"); } _ ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: 2.6.0-test1-mm2 2003-07-20 0:43 2.6.0-test1-mm2 Andrew Morton 2003-07-20 2:41 ` 2.6.0-test1-mm2 Joshua Kwan @ 2003-07-20 4:40 ` Martin J. Bligh 1 sibling, 0 replies; 8+ messages in thread From: Martin J. Bligh @ 2003-07-20 4:40 UTC (permalink / raw) To: Andrew Morton, linux-kernel, linux-mm Whoever changed this: -volatile u8 cpu_2_logical_apicid[NR_CPUS] = { [0 ... NR_CPUS-1] = BAD_APICID }; +u8 cpu_2_logical_apicid[NR_CPUS] = { [0 ... NR_CPUS-1] = BAD_APICID }; needs to grep for all occurences through subarch, etc. eg: mach-bigsmp/mach_apic.h:extern volatile u8 cpu_2_logical_apicid[]; mach-es7000/mach_apic.h:extern volatile u8 cpu_2_logical_apicid[]; mach-numaq/mach_apic.h:extern volatile u8 cpu_2_logical_apicid[]; mach-summit/mach_apic.h:extern volatile u8 cpu_2_logical_apicid[]; There may be other similar problems, but this should fix up those at least. diff -urN linux-2.6.0-test1-mm2/include/asm-i386/mach-bigsmp/mach_apic.h baddog/include/asm-i386/mach-bigsmp/mach_apic.h --- linux-2.6.0-test1-mm2/include/asm-i386/mach-bigsmp/mach_apic.h 2003-07-19 20:49:36.000000000 -0700 +++ baddog/include/asm-i386/mach-bigsmp/mach_apic.h 2003-07-19 20:51:58.000000000 -0700 @@ -94,7 +94,7 @@ return physid_mask_of_physid(phys_apicid); } -extern volatile u8 cpu_2_logical_apicid[]; +extern u8 cpu_2_logical_apicid[]; /* Mapping from cpu number to logical apicid */ static inline int cpu_to_logical_apicid(int cpu) { diff -urN linux-2.6.0-test1-mm2/include/asm-i386/mach-es7000/mach_apic.h baddog/include/asm-i386/mach-es7000/mach_apic.h --- linux-2.6.0-test1-mm2/include/asm-i386/mach-es7000/mach_apic.h 2003-07-19 20:49:36.000000000 -0700 +++ baddog/include/asm-i386/mach-es7000/mach_apic.h 2003-07-19 20:52:20.000000000 -0700 @@ -119,7 +119,7 @@ return mask; } -extern volatile u8 cpu_2_logical_apicid[]; +extern u8 cpu_2_logical_apicid[]; /* Mapping from cpu number to logical apicid */ static inline int cpu_to_logical_apicid(int cpu) { diff -urN linux-2.6.0-test1-mm2/include/asm-i386/mach-numaq/mach_apic.h baddog/include/asm-i386/mach-numaq/mach_apic.h --- linux-2.6.0-test1-mm2/include/asm-i386/mach-numaq/mach_apic.h 2003-07-19 20:49:36.000000000 -0700 +++ baddog/include/asm-i386/mach-numaq/mach_apic.h 2003-07-19 20:52:43.000000000 -0700 @@ -57,7 +57,7 @@ } /* Mapping from cpu number to logical apicid */ -extern volatile u8 cpu_2_logical_apicid[]; +extern u8 cpu_2_logical_apicid[]; static inline int cpu_to_logical_apicid(int cpu) { return (int)cpu_2_logical_apicid[cpu]; diff -urN linux-2.6.0-test1-mm2/include/asm-i386/mach-summit/mach_apic.h baddog/include/asm-i386/mach-summit/mach_apic.h --- linux-2.6.0-test1-mm2/include/asm-i386/mach-summit/mach_apic.h 2003-07-19 20:49:36.000000000 -0700 +++ baddog/include/asm-i386/mach-summit/mach_apic.h 2003-07-19 20:53:06.000000000 -0700 @@ -77,7 +77,7 @@ } /* Mapping from cpu number to logical apicid */ -extern volatile u8 cpu_2_logical_apicid[]; +extern u8 cpu_2_logical_apicid[]; static inline int cpu_to_logical_apicid(int cpu) { return (int)cpu_2_logical_apicid[cpu]; ^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2003-07-20 5:56 UTC | newest] Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2003-07-20 0:43 2.6.0-test1-mm2 Andrew Morton 2003-07-20 2:41 ` 2.6.0-test1-mm2 Joshua Kwan 2003-07-20 4:27 ` 2.6.0-test1-mm2 Andrew Morton 2003-07-20 4:30 ` 2.6.0-test1-mm2 David S. Miller 2003-07-20 4:29 ` 2.6.0-test1-mm2 Joshua Kwan 2003-07-20 5:47 ` 2.6.0-test1-mm2 Michael Morris 2003-07-20 6:12 ` 2.6.0-test1-mm2 Andrew Morton 2003-07-20 4:40 ` 2.6.0-test1-mm2 Martin J. Bligh
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