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[syzbot] [gfs2?] KMSAN: uninit-value in gfs2_quota_init | 0 (1) | 2024/05/31 01:23 |
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[syzbot] [gfs2?] KMSAN: uninit-value in gfs2_quota_init | 0 (1) | 2024/05/31 01:23 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KMSAN: kernel-infoleak in _copy_to_iter (8) mm | C | 21180 | 490d | 584d | 22/28 | fixed on 2023/06/08 14:41 |
syz-executor.3: attempt to access beyond end of device loop3: rw=12288, sector=402653184, nr_sectors = 8 limit=32768 ===================================================== BUG: KMSAN: uninit-value in gfs2_metatype_check_i fs/gfs2/util.h:125 [inline] BUG: KMSAN: uninit-value in gfs2_quota_init+0x1c1d/0x2150 fs/gfs2/quota.c:1443 gfs2_metatype_check_i fs/gfs2/util.h:125 [inline] gfs2_quota_init+0x1c1d/0x2150 fs/gfs2/quota.c:1443 gfs2_make_fs_rw+0x4cf/0x6a0 fs/gfs2/super.c:155 gfs2_fill_super+0x410e/0x42b0 fs/gfs2/ops_fstype.c:1288 get_tree_bdev+0x681/0x890 fs/super.c:1614 gfs2_get_tree+0x5c/0x340 fs/gfs2/ops_fstype.c:1341 vfs_get_tree+0xa7/0x570 fs/super.c:1779 do_new_mount+0x71f/0x15e0 fs/namespace.c:3352 path_mount+0x742/0x1f20 fs/namespace.c:3679 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount+0x725/0x810 fs/namespace.c:3875 __x64_sys_mount+0xe4/0x150 fs/namespace.c:3875 x64_sys_call+0x2bf4/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was created at: __alloc_pages+0x9d6/0xe70 mm/page_alloc.c:4598 alloc_pages_mpol+0x299/0x990 mm/mempolicy.c:2264 alloc_pages mm/mempolicy.c:2335 [inline] folio_alloc+0x1d0/0x230 mm/mempolicy.c:2342 filemap_alloc_folio+0xa6/0x440 mm/filemap.c:984 __filemap_get_folio+0xa10/0x14b0 mm/filemap.c:1926 gfs2_getbuf+0x23f/0xcd0 fs/gfs2/meta_io.c:132 gfs2_meta_ra+0x17f/0x7b0 fs/gfs2/meta_io.c:522 gfs2_quota_init+0x784/0x2150 fs/gfs2/quota.c:1440 gfs2_make_fs_rw+0x4cf/0x6a0 fs/gfs2/super.c:155 gfs2_fill_super+0x410e/0x42b0 fs/gfs2/ops_fstype.c:1288 get_tree_bdev+0x681/0x890 fs/super.c:1614 gfs2_get_tree+0x5c/0x340 fs/gfs2/ops_fstype.c:1341 vfs_get_tree+0xa7/0x570 fs/super.c:1779 do_new_mount+0x71f/0x15e0 fs/namespace.c:3352 path_mount+0x742/0x1f20 fs/namespace.c:3679 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount+0x725/0x810 fs/namespace.c:3875 __x64_sys_mount+0xe4/0x150 fs/namespace.c:3875 x64_sys_call+0x2bf4/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f CPU: 1 PID: 5867 Comm: syz-executor.3 Not tainted 6.9.0-syzkaller-02707-g614da38e2f7a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 =====================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/05/27 01:15 | upstream | 614da38e2f7a | a10a183e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in gfs2_quota_init |