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Tue, 1 Oct 2024 12:14:12 +0000 Message-ID: <174d07bf-30ca-4d64-b035-26f19905a5b5@siemens.com> Date: Tue, 1 Oct 2024 14:14:10 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] meta: Drop lazy and recursive unmounts To: Florian Bezdeka , Anton Mikanovich , isar-users@googlegroups.com Cc: Baurzhan Ismagulov References: <20240619104126.105252-1-amikan@ilbers.de> <9ecb2ac7-9abd-4782-8498-7c5216fc99ca@ilbers.de> <8086840c9b7bcf8dbcd6d3141d493c87f9e6d5c8.camel@siemens.com> From: "'Jan Kiszka' via isar-users" Content-Language: en-US Autocrypt: addr=jan.kiszka@siemens.com; keydata= xsFNBGZY+hkBEACkdtFD81AUVtTVX+UEiUFs7ZQPQsdFpzVmr6R3D059f+lzr4Mlg6KKAcNZ uNUqthIkgLGWzKugodvkcCK8Wbyw+1vxcl4Lw56WezLsOTfu7oi7Z0vp1XkrLcM0tofTbClW xMA964mgUlBT2m/J/ybZd945D0wU57k/smGzDAxkpJgHBrYE/iJWcu46jkGZaLjK4xcMoBWB I6hW9Njxx3Ek0fpLO3876bszc8KjcHOulKreK+ezyJ01Hvbx85s68XWN6N2ulLGtk7E/sXlb 79hylHy5QuU9mZdsRjjRGJb0H9Buzfuz0XrcwOTMJq7e7fbN0QakjivAXsmXim+s5dlKlZjr L3ILWte4ah7cGgqc06nFb5jOhnGnZwnKJlpuod3pc/BFaFGtVHvyoRgxJ9tmDZnjzMfu8YrA +MVv6muwbHnEAeh/f8e9O+oeouqTBzgcaWTq81IyS56/UD6U5GHet9Pz1MB15nnzVcyZXIoC roIhgCUkcl+5m2Z9G56bkiUcFq0IcACzjcRPWvwA09ZbRHXAK/ao/+vPAIMnU6OTx3ejsbHn oh6VpHD3tucIt+xA4/l3LlkZMt5FZjFdkZUuAVU6kBAwElNBCYcrrLYZBRkSGPGDGYZmXAW/ VkNUVTJkRg6MGIeqZmpeoaV2xaIGHBSTDX8+b0c0hT/Bgzjv8QARAQABzSNKYW4gS2lzemth IDxqYW4ua2lzemthQHNpZW1lbnMuY29tPsLBlAQTAQoAPhYhBABMZH11cs99cr20+2mdhQqf QXvYBQJmWPvXAhsDBQkFo5qABQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJEGmdhQqfQXvY zPAP/jGiVJ2VgPcRWt2P8FbByfrJJAPCsos+SZpncRi7tl9yTEpS+t57h7myEKPdB3L+kxzg K3dt1UhYp4FeIHA3jpJYaFvD7kNZJZ1cU55QXrJI3xu/xfB6VhCs+VAUlt7XhOsOmTQqCpH7 pRcZ5juxZCOxXG2fTQTQo0gfF5+PQwQYUp0NdTbVox5PTx5RK3KfPqmAJsBKdwEaIkuY9FbM 9lGg8XBNzD2R/13cCd4hRrZDtyegrtocpBAruVqOZhsMb/h7Wd0TGoJ/zJr3w3WnDM08c+RA 5LHMbiA29MXq1KxlnsYDfWB8ts3HIJ3ROBvagA20mbOm26ddeFjLdGcBTrzbHbzCReEtN++s gZneKsYiueFDTxXjUOJgp8JDdVPM+++axSMo2js8TwVefTfCYt0oWMEqlQqSqgQwIuzpRO6I ik7HAFq8fssy2cY8Imofbj77uKz0BNZC/1nGG1OI9cU2jHrqsn1i95KaS6fPu4EN6XP/Gi/O 0DxND+HEyzVqhUJkvXUhTsOzgzWAvW9BlkKRiVizKM6PLsVm/XmeapGs4ir/U8OzKI+SM3R8 VMW8eovWgXNUQ9F2vS1dHO8eRn2UqDKBZSo+qCRWLRtsqNzmU4N0zuGqZSaDCvkMwF6kIRkD ZkDjjYQtoftPGchLBTUzeUa2gfOr1T4xSQUHhPL8zsFNBGZY+hkBEADb5quW4M0eaWPIjqY6 aC/vHCmpELmS/HMa5zlA0dWlxCPEjkchN8W4PB+NMOXFEJuKLLFs6+s5/KlNok/kGKg4fITf Vcd+BQd/YRks3qFifckU+kxoXpTc2bksTtLuiPkcyFmjBph/BGms35mvOA0OaEO6fQbauiHa QnYrgUQM+YD4uFoQOLnWTPmBjccoPuiJDafzLxwj4r+JH4fA/4zzDa5OFbfVq3ieYGqiBrtj tBFv5epVvGK1zoQ+Rc+h5+dCWPwC2i3cXTUVf0woepF8mUXFcNhY+Eh8vvh1lxfD35z2CJeY txMcA44Lp06kArpWDjGJddd+OTmUkFWeYtAdaCpj/GItuJcQZkaaTeiHqPPrbvXM361rtvaw XFUzUlvoW1Sb7/SeE/BtWoxkeZOgsqouXPTjlFLapvLu5g9MPNimjkYqukASq/+e8MMKP+EE v3BAFVFGvNE3UlNRh+ppBqBUZiqkzg4q2hfeTjnivgChzXlvfTx9M6BJmuDnYAho4BA6vRh4 Dr7LYTLIwGjguIuuQcP2ENN+l32nidy154zCEp5/Rv4K8SYdVegrQ7rWiULgDz9VQWo2zAjo TgFKg3AE3ujDy4V2VndtkMRYpwwuilCDQ+Bpb5ixfbFyZ4oVGs6F3jhtWN5Uu43FhHSCqUv8 FCzl44AyGulVYU7hTQARAQABwsF8BBgBCgAmFiEEAExkfXVyz31yvbT7aZ2FCp9Be9gFAmZY +hkCGwwFCQWjmoAACgkQaZ2FCp9Be9hN3g/8CdNqlOfBZGCFNZ8Kf4tpRpeN3TGmekGRpohU bBMvHYiWW8SvmCgEuBokS+Lx3pyPJQCYZDXLCq47gsLdnhVcQ2ZKNCrr9yhrj6kHxe1Sqv1S MhxD8dBqW6CFe/mbiK9wEMDIqys7L0Xy/lgCFxZswlBW3eU2Zacdo0fDzLiJm9I0C9iPZzkJ gITjoqsiIi/5c3eCY2s2OENL9VPXiH1GPQfHZ23ouiMf+ojVZ7kycLjz+nFr5A14w/B7uHjz uL6tnA+AtGCredDne66LSK3HD0vC7569sZ/j8kGKjlUtC+zm0j03iPI6gi8YeCn9b4F8sLpB lBdlqo9BB+uqoM6F8zMfIfDsqjB0r/q7WeJaI8NKfFwNOGPuo93N+WUyBi2yYCXMOgBUifm0 T6Hbf3SHQpbA56wcKPWJqAC2iFaxNDowcJij9LtEqOlToCMtDBekDwchRvqrWN1mDXLg+av8 qH4kDzsqKX8zzTzfAWFxrkXA/kFpR3JsMzNmvextkN2kOLCCHkym0zz5Y3vxaYtbXG2wTrqJ 8WpkWIE8STUhQa9AkezgucXN7r6uSrzW8IQXxBInZwFIyBgM0f/fzyNqzThFT15QMrYUqhhW ZffO4PeNJOUYfXdH13A6rbU0y6xE7Okuoa01EqNi9yqyLA8gPgg/DhOpGtK8KokCsdYsTbk= In-Reply-To: Content-Type: text/plain; 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dkim=pass header.i=@siemens.com header.s=selector2 header.b=MrGd3udy; arc=pass (i=1 spf=pass spfdomain=siemens.com dkim=pass dkdomain=siemens.com dmarc=pass fromdomain=siemens.com); spf=pass (google.com: domain of jan.kiszka@siemens.com designates 2a01:111:f403:2612::622 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=siemens.com X-Original-From: Jan Kiszka Reply-To: Jan Kiszka Precedence: list Mailing-list: list isar-users@googlegroups.com; contact isar-users+owners@googlegroups.com List-ID: X-Spam-Checked-In-Group: isar-users@googlegroups.com X-Google-Group-Id: 914930254986 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , X-Spam-Status: No, score=-4.9 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, RCVD_IN_RP_CERTIFIED,RCVD_IN_RP_RNBL,RCVD_IN_RP_SAFE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shymkent.ilbers.de X-TUID: YDyh8D2Yb1ad On 01.10.24 13:59, Florian Bezdeka wrote: > On Fri, 2024-09-06 at 17:34 +0300, Anton Mikanovich wrote: >> 29/08/2024 15:26, Florian Bezdeka wrote: >>> I think this is the relevant line from "mount": >>> >>> tmpfs on /builds//build/tmp/work/debian-bookworm-amd64/sbuild- >>> chroot-target/1.0-r0/rootfs/dev type tmpfs >>> (rw,nosuid,size=3D65536k,mode=3D755,inode64) >>> >>> Florian >> >> So it is sbuild who should manage mount in this rootfs. Not sure how=20 >> this patch >> influence on internal sbuild mount/unmount logic. But sbuild shouldn't= =20 >> left any >> mounts without any errors. Do you have any packages failed to be built? >> >> Are there any lost schroot sessions running before external rm you have= =20 >> issue >> with? This can be checked with 'schroot -la' command. >=20 > This one, right after the build completed, delivers: >=20 > W: No chroots are defined in =E2=80=98/etc/schroot/schroot.conf=E2=80=99 = or > =E2=80=98/etc/schroot/chroot.d=E2=80=99 >=20 >> >> You can also try to add some verbose to sbuild with following change: >> >> diff --git a/meta/classes/dpkg.bbclass b/meta/classes/dpkg.bbclass >> index bcc3f828..b54e3ab9 100644 >> --- a/meta/classes/dpkg.bbclass >> +++ b/meta/classes/dpkg.bbclass >> @@ -113,6 +113,8 @@ dpkg_runbuild() { >> =C2=A0=C2=A0=C2=A0=C2=A0 DSC_FILE=3D$(find ${WORKDIR} -maxdepth 1 -name= =20 >> "${DEBIAN_SOURCE}_*.dsc" -print) >> >> =C2=A0=C2=A0=C2=A0=C2=A0 sbuild -A -n -c ${SBUILD_CHROOT} \ >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -D \ >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --chroot-setup-commands=3D"m= ount" \ >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --host=3D${PACKAGE_ARC= H} --build=3D${BUILD_ARCH} ${profiles} \ >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --no-run-lintian --no-= run-piuparts --no-run-autopkgtest=20 >> --resolve-alternatives \ >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --bd-uninstallable-exp= lainer=3Dapt \ >> >> This will be very helpfull to get some build logs from your setup. >=20 > I scanned the logs and searched for /dev mounts. Typical example: >=20 > tmp/work/debian-bookworm-amd64/isar-exclude-docs/0.2.2-r0/temp/log.do_dpk= g_build.18089 > 521:devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=3D5,mod= e=3D620,ptmxmode=3D666) > 522:tmpfs on /dev/shm type tmpfs (rw,relatime,inode64) >=20 > At the end I still have one active /dev mount: > tmpfs on /builds/myproject/build/tmp/work/debian-bookworm-amd64/sbuild-ch= root-target/1.0-r0/rootfs/dev type tmpfs (rw,nosuid,size=3D65536k,mode=3D75= 5,inode64) >=20 > Trying to delete the sbuild-chroot-target delivers: >=20 > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-tar= get/1.0-r0/rootfs/dev/shm': Device or resource busy > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-tar= get/1.0-r0/rootfs/dev/termination-log': Device or resource busy > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-tar= get/1.0-r0/rootfs/dev/mqueue': Device or resource busy > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-tar= get/1.0-r0/rootfs/dev/pts': Device or resource busy >=20 > mqueue and termination-log are host specific. That might be the reason > why I can only reproduce in CI setups. k8s has some "specials" like > termination-log here. >=20 > It seems that the mount comes from the rootfs_postprocess task of > sbuild-chroot-target. Which task should undo/clean them up? If you are building an image (image.bbclass), do_rootfs_finalize will clean up. If no (see the initramfs issue), those mounts will stick. Jan --=20 Siemens AG, Technology Linux Expert Center --=20 You received this message because you are subscribed to the Google Groups "= isar-users" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to isar-users+unsubscribe@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/= isar-users/174d07bf-30ca-4d64-b035-26f19905a5b5%40siemens.com.