ci2 starts bisection 2023-10-04 06:11:57.215258424 +0000 UTC m=+108228.366438272 bisecting fixing commit since 35ecaa3632bff102decb9f2277cf99150b2bf690 building syzkaller on 0b6a67ac4b0dc26f43030c5edd01c9175f13b784 ensuring issue is reproducible on original commit 35ecaa3632bff102decb9f2277cf99150b2bf690 testing commit 35ecaa3632bff102decb9f2277cf99150b2bf690 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cce9466fae4ae82f81cf5549f57a100a675dbfef9ad785cee74fe647ef742e4a all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 35ecaa3632bff102decb9f2277cf99150b2bf690 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4933dea70bdf8feafaeab482c437f5b263c23b0680947f8d64ebc0ad5921751e all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=3703 full=7268 leaves diff=1986 split chunks (needed=false): <1986> split chunk #0 of len 1986 into 5 parts testing without sub-chunk 1/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 35ecaa3632bff102decb9f2277cf99150b2bf690 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d10ae0e48a160d9b40fafe18712f078721a6dee0c525cd30e66d893fff72d587 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 35ecaa3632bff102decb9f2277cf99150b2bf690 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 12b8a2b7b8566772b82cf46406f9386774636c2221f80b4aaf2209e4687a7ae7 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 35ecaa3632bff102decb9f2277cf99150b2bf690 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d688e9ffa7371b3947cdca7d4c08f72ad625ac811b0f50187838dd3ffda151d0 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 35ecaa3632bff102decb9f2277cf99150b2bf690 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f7fddcc35f75f23f2c78c35a7083861c6dccbe887485da0c0a3f9e8e4639da41 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 35ecaa3632bff102decb9f2277cf99150b2bf690 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9023ee27a22b0976acad15770b131482e3f21114ed93eec1bdaab9619b46a010 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] the chunk can be dropped disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed determining the merge base between 35ecaa3632bff102decb9f2277cf99150b2bf690 and cbf3a2cb156a2c911d8f38d8247814b4c07f49a2 8bb7eca972ad531c9b149c0a51ab43a417385813/Linux 5.15 is a merge base, check if it has the bug testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 04d86b8b5f03dedd71be6a985823aca73b57f0277485f29afdfc259ed9d7d6a9 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] testing current HEAD cbf3a2cb156a2c911d8f38d8247814b4c07f49a2 testing commit cbf3a2cb156a2c911d8f38d8247814b4c07f49a2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f5f50c89e04185954d4aec6833d687d650ebef38ac021fa9cf936a6016bba84f all runs: OK false negative chance: 0.000 # git bisect start cbf3a2cb156a2c911d8f38d8247814b4c07f49a2 8bb7eca972ad531c9b149c0a51ab43a417385813 Bisecting: 85662 revisions left to test after this (roughly 16 steps) [513389809e138ae903b6ef43c1d5d2ffaf4dca17] Merge tag 'for-6.1/block-2022-10-03' of git://git.kernel.dk/linux determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 513389809e138ae903b6ef43c1d5d2ffaf4dca17 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ca1e11379b9ae2e01d7f5719b2d167e3f34c03e83d87e39958004f039b95a560 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good 513389809e138ae903b6ef43c1d5d2ffaf4dca17 Bisecting: 42808 revisions left to test after this (roughly 15 steps) [9a82cdc28f47f5e70f657a25c6e5bf16cf306848] Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 9a82cdc28f47f5e70f657a25c6e5bf16cf306848 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 06482be3d51a8e841b45e5f832853522c7192d25e2afede23924176f2f34bdb9 all runs: OK false negative chance: 0.000 # git bisect bad 9a82cdc28f47f5e70f657a25c6e5bf16cf306848 Bisecting: 21443 revisions left to test after this (roughly 14 steps) [bcfbff2ea3165d07775097df710cb4241fcd2567] Merge branch 'master' into mm-stable determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit bcfbff2ea3165d07775097df710cb4241fcd2567 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f1acac1695f058230653a84a4dcb69024d6056fecb562bdfd90b51b106233507 all runs: OK false negative chance: 0.000 # git bisect bad bcfbff2ea3165d07775097df710cb4241fcd2567 Bisecting: 10696 revisions left to test after this (roughly 13 steps) [add76959575736c194b3118d96e43f8cd7bcec82] Merge tag 'perf-core-2022-12-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit add76959575736c194b3118d96e43f8cd7bcec82 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c7fe26fe59e0b4b99b94943a5eb97a7be7aefb8adca2093049606bc22f0170eb all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good add76959575736c194b3118d96e43f8cd7bcec82 Bisecting: 5626 revisions left to test after this (roughly 12 steps) [1ca06f1c1acecbe02124f14a37cce347b8c1a90c] Merge tag 'xtensa-20221213' of https://github.com/jcmvbkbc/linux-xtensa determine whether the revision contains the guilty commit revision add76959575736c194b3118d96e43f8cd7bcec82 crashed and is reachable testing commit 1ca06f1c1acecbe02124f14a37cce347b8c1a90c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 702e9124ef2b743ce92f9f03a940a03ff015952cb4629097ea122586caaf9787 all runs: OK false negative chance: 0.000 # git bisect bad 1ca06f1c1acecbe02124f14a37cce347b8c1a90c Bisecting: 2730 revisions left to test after this (roughly 11 steps) [cdb9d3537711939e4d8fd0de2889c966f88346eb] Merge tag 'media/v6.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media determine whether the revision contains the guilty commit revision 513389809e138ae903b6ef43c1d5d2ffaf4dca17 crashed and is reachable testing commit cdb9d3537711939e4d8fd0de2889c966f88346eb gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4bc19f5360438a19d287994b67383d992cedbe72035ee4ce056e203248eebbb5 all runs: OK false negative chance: 0.000 # git bisect bad cdb9d3537711939e4d8fd0de2889c966f88346eb Bisecting: 1061 revisions left to test after this (roughly 10 steps) [ce8a79d5601aab94c02ed4539c48e8605422ac94] Merge tag 'for-6.2/block-2022-12-08' of git://git.kernel.dk/linux determine whether the revision contains the guilty commit revision add76959575736c194b3118d96e43f8cd7bcec82 crashed and is reachable testing commit ce8a79d5601aab94c02ed4539c48e8605422ac94 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bcd4492ac6ae275164997f4834d5b0bc58cc10bb99c240eaadde2d22acdad131 all runs: OK false negative chance: 0.000 # git bisect bad ce8a79d5601aab94c02ed4539c48e8605422ac94 Bisecting: 692 revisions left to test after this (roughly 9 steps) [97971df811b8854882c0f6c6631e23ab8cdcc44f] Merge tag 'dlm-6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm determine whether the revision contains the guilty commit revision add76959575736c194b3118d96e43f8cd7bcec82 crashed and is reachable testing commit 97971df811b8854882c0f6c6631e23ab8cdcc44f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b1a394d284b2ee2fd336c39eadddc5381082f4c982de5ee5301b1a8fcce13067 all runs: OK false negative chance: 0.000 # git bisect bad 97971df811b8854882c0f6c6631e23ab8cdcc44f Bisecting: 271 revisions left to test after this (roughly 8 steps) [8702f2c611bf124c48b21b5c57bfc156cd11f4ca] Merge tag 'mm-nonmm-stable-2022-12-12' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 8702f2c611bf124c48b21b5c57bfc156cd11f4ca gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8cc0651e0dce0ad7392c85cd6ca3ff780d370fd5e90fb1eea3dc19d3fb15bbbf all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good 8702f2c611bf124c48b21b5c57bfc156cd11f4ca Bisecting: 111 revisions left to test after this (roughly 7 steps) [deb9acc12250b13e40f7133f189d8a0891da53f3] Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 determine whether the revision contains the guilty commit revision add76959575736c194b3118d96e43f8cd7bcec82 crashed and is reachable testing commit deb9acc12250b13e40f7133f189d8a0891da53f3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5209bd5ae27a1d76bcf8e11e81f9be11f5a32c9a6d0b87d3c8c78bb89b7d9ab7 all runs: OK false negative chance: 0.000 # git bisect bad deb9acc12250b13e40f7133f189d8a0891da53f3 Bisecting: 83 revisions left to test after this (roughly 6 steps) [6a518afcc2066732e6c5c24281ce017bbbd85506] Merge tag 'fs.acl.rework.v6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 6a518afcc2066732e6c5c24281ce017bbbd85506 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 89ad52653a5d95754cc139a170590965fc158c7bc2904cb0fd8b8cea70a221b6 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good 6a518afcc2066732e6c5c24281ce017bbbd85506 Bisecting: 41 revisions left to test after this (roughly 5 steps) [04e568a3b31cfbd545c04c8bfc35c20e5ccfce0f] ext4: handle redirtying in ext4_bio_write_page() determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 04e568a3b31cfbd545c04c8bfc35c20e5ccfce0f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dfa25c731033c59dccd257e48d05e4f07078e9d9325667652d74a68b63fa0301 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good 04e568a3b31cfbd545c04c8bfc35c20e5ccfce0f Bisecting: 20 revisions left to test after this (roughly 4 steps) [5a6f52d20ce3cd6d30103a27f18edff337da191b] acl: conver higher-level helpers to rely on mnt_idmap determine whether the revision contains the guilty commit revision 513389809e138ae903b6ef43c1d5d2ffaf4dca17 crashed and is reachable testing commit 5a6f52d20ce3cd6d30103a27f18edff337da191b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 16614586f768274478d17fd77ac3c188981cdc911018ea4394aa17bb8605224e all runs: boot failed: WARNING in __netif_set_xps_queue unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 # git bisect skip 5a6f52d20ce3cd6d30103a27f18edff337da191b Bisecting: 20 revisions left to test after this (roughly 4 steps) [256c8aed2b420a7c57ed6469fbb0f8310f5aeec9] fs: introduce dedicated idmap type for mounts determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 256c8aed2b420a7c57ed6469fbb0f8310f5aeec9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c9f5a0b9542a6f144f5f2b1e9ced18ebc5f90b9a479a3b353b3c112b766cb80e all runs: boot failed: WARNING in __netif_set_xps_queue unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 # git bisect skip 256c8aed2b420a7c57ed6469fbb0f8310f5aeec9 Bisecting: 20 revisions left to test after this (roughly 4 steps) [e26355e21520e56732f58590b812ca619b88ac72] mm: export buffer_migrate_folio_norefs() determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit e26355e21520e56732f58590b812ca619b88ac72 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 42a7972fbd2cbcb824b10144ffc9304eb74af4eddced948a27fe73c7fab753ce all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good e26355e21520e56732f58590b812ca619b88ac72 Bisecting: 14 revisions left to test after this (roughly 4 steps) [e1212e9b6f06016c62b1ee6fe7772293b90e695a] Merge tag 'fs.vfsuid.conversion.v6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping determine whether the revision contains the guilty commit revision add76959575736c194b3118d96e43f8cd7bcec82 crashed and is reachable testing commit e1212e9b6f06016c62b1ee6fe7772293b90e695a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fe4e47c8b365abb2c0c7ff1777f110baa76ad08ff41ed060600f891ed2b7682f all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good e1212e9b6f06016c62b1ee6fe7772293b90e695a Bisecting: 7 revisions left to test after this (roughly 3 steps) [8994d11395f8165b3deca1971946f549f0822630] ext4: avoid unaccounted block allocation when expanding inode determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 8994d11395f8165b3deca1971946f549f0822630 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d2eb18ae04c730c91a635c21d23c1fcc6cc1f4cd60aa6f8cbe742579aac4c626 all runs: crashed: WARNING in ext4_expand_extra_isize_ea representative crash: WARNING in ext4_expand_extra_isize_ea, types: [WARNING] # git bisect good 8994d11395f8165b3deca1971946f549f0822630 Bisecting: 5 revisions left to test after this (roughly 3 steps) [f7adeea9ebdbf73454f083c21de57579e982f2a1] Merge branch 'fs.acl.rework' into for-next determine whether the revision contains the guilty commit revision 513389809e138ae903b6ef43c1d5d2ffaf4dca17 crashed and is reachable testing commit f7adeea9ebdbf73454f083c21de57579e982f2a1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c5cde9f73eb64e35cc8848e71328f4db261d6ad809b4874988ce8b4d950afe69 all runs: boot failed: WARNING in __netif_set_xps_queue unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 # git bisect skip f7adeea9ebdbf73454f083c21de57579e982f2a1 Bisecting: 5 revisions left to test after this (roughly 3 steps) [e4236f97688afc21151bfc050acfce9ac3b56f6b] Merge branch 'fs.vfsuid.conversion' into for-next determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit e4236f97688afc21151bfc050acfce9ac3b56f6b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6f53b0dc2c5a9ac576fa01074400c57757e9211852c6b9e8a7c1837326bcade0 all runs: boot failed: WARNING in __netif_set_xps_queue unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 # git bisect skip e4236f97688afc21151bfc050acfce9ac3b56f6b Bisecting: 5 revisions left to test after this (roughly 3 steps) [20eb0cf9a3c1bdde2f3e81365e844dec312da4fe] Merge branch 'fs.acl.rework' into for-next determine whether the revision contains the guilty commit revision 513389809e138ae903b6ef43c1d5d2ffaf4dca17 crashed and is reachable testing commit 20eb0cf9a3c1bdde2f3e81365e844dec312da4fe gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d854c634efb3f6b7102812b2a66777ef7608cbd4ba5a0c1bf84b7bbee22c57da all runs: boot failed: WARNING in __netif_set_xps_queue unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 # git bisect skip 20eb0cf9a3c1bdde2f3e81365e844dec312da4fe Bisecting: 5 revisions left to test after this (roughly 3 steps) [e4db04f7d3dbbe16680e0ded27ea2a65b10f766a] ext4: fix inode leak in ext4_xattr_inode_create() on an error path determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit e4db04f7d3dbbe16680e0ded27ea2a65b10f766a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fca7a73945a83fe049402bb50608fb9cc31eee1c26fc30efc187b2d6236b2267 all runs: OK false negative chance: 0.000 # git bisect bad e4db04f7d3dbbe16680e0ded27ea2a65b10f766a Bisecting: 0 revisions left to test after this (roughly 0 steps) [cc12a6f25e07ed05d5825a1664b67a970842b2ca] ext4: allocate extended attribute value in vmalloc area determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit cc12a6f25e07ed05d5825a1664b67a970842b2ca gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 04daa9ffceeeb70e898a068fded817f924d2dfcaa58824629a49d9ec9ac5f96c all runs: OK false negative chance: 0.000 # git bisect bad cc12a6f25e07ed05d5825a1664b67a970842b2ca cc12a6f25e07ed05d5825a1664b67a970842b2ca is the first bad commit commit cc12a6f25e07ed05d5825a1664b67a970842b2ca Author: Ye Bin Date: Thu Dec 8 10:32:31 2022 +0800 ext4: allocate extended attribute value in vmalloc area Now, extended attribute value maximum length is 64K. The memory requested here does not need continuous physical addresses, so it is appropriate to use kvmalloc to request memory. At the same time, it can also cope with the situation that the extended attribute will become longer in the future. Signed-off-by: Ye Bin Reviewed-by: Jan Kara Link: https://lore.kernel.org/r/20221208023233.1231330-3-yebin@huaweicloud.com Signed-off-by: Theodore Ts'o Cc: stable@kernel.org fs/ext4/xattr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) accumulated error probability: 0.00 culprit signature: 04daa9ffceeeb70e898a068fded817f924d2dfcaa58824629a49d9ec9ac5f96c parent signature: d2eb18ae04c730c91a635c21d23c1fcc6cc1f4cd60aa6f8cbe742579aac4c626 revisions tested: 31, total time: 4h41m7.027196211s (build: 1h19m33.189948272s, test: 3h11m54.706582124s) first good commit: cc12a6f25e07ed05d5825a1664b67a970842b2ca ext4: allocate extended attribute value in vmalloc area recipients (to): ["jack@suse.cz" "tytso@mit.edu" "yebin10@huawei.com"] recipients (cc): []