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[syzbot] [bcachefs?] KMSAN: uninit-value in bch2_bkey_ptrs_validate | 0 (3) | 2025/04/01 04:02 |
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[syzbot] [bcachefs?] KMSAN: uninit-value in bch2_bkey_ptrs_validate | 0 (3) | 2025/04/01 04:02 |
bcachefs (loop0): snapshots_read... done bcachefs (loop0): check_allocations... done bcachefs (loop0): going read-write bcachefs (loop0): scanning for old btree nodes: min_version 0.24: unwritten_extents ===================================================== BUG: KMSAN: uninit-value in __extent_entry_type fs/bcachefs/extents.h:54 [inline] BUG: KMSAN: uninit-value in bch2_bkey_ptrs_validate+0x589/0x2df0 fs/bcachefs/extents.c:1239 __extent_entry_type fs/bcachefs/extents.h:54 [inline] bch2_bkey_ptrs_validate+0x589/0x2df0 fs/bcachefs/extents.c:1239 bch2_bkey_val_validate+0x2b5/0x440 fs/bcachefs/bkey_methods.c:143 bset_key_validate fs/bcachefs/btree_io.c:841 [inline] validate_bset_keys+0x1531/0x2080 fs/bcachefs/btree_io.c:910 validate_bset_for_write+0x142/0x290 fs/bcachefs/btree_io.c:1942 __bch2_btree_node_write+0x53df/0x6830 fs/bcachefs/btree_io.c:2152 bch2_btree_node_write+0xa5/0x2e0 fs/bcachefs/btree_io.c:2284 bch2_btree_node_rewrite+0x1442/0x1930 fs/bcachefs/btree_update_interior.c:2179 bch2_move_btree+0xc32/0x1400 fs/bcachefs/move.c:865 bch2_scan_old_btree_nodes+0x15f/0x580 fs/bcachefs/move.c:995 bch2_fs_recovery+0x58b8/0x5b00 fs/bcachefs/recovery.c:974 bch2_fs_start+0x7b2/0xbd0 fs/bcachefs/super.c:1037 bch2_fs_get_tree+0x13ea/0x22d0 fs/bcachefs/fs.c:2170 vfs_get_tree+0xb1/0x5a0 fs/super.c:1814 do_new_mount+0x71f/0x15e0 fs/namespace.c:3507 path_mount+0x742/0x1f10 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x722/0x810 fs/namespace.c:4034 __x64_sys_mount+0xe4/0x150 fs/namespace.c:4034 x64_sys_call+0x39bf/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: memcpy_u64s_small fs/bcachefs/util.h:393 [inline] bkey_p_copy fs/bcachefs/bkey.h:47 [inline] bch2_sort_keys_keep_unwritten_whiteouts+0x12d5/0x19d0 fs/bcachefs/bkey_sort.c:187 __bch2_btree_node_write+0x3ae8/0x6830 fs/bcachefs/btree_io.c:2095 bch2_btree_node_write+0xa5/0x2e0 fs/bcachefs/btree_io.c:2284 bch2_btree_node_rewrite+0x1442/0x1930 fs/bcachefs/btree_update_interior.c:2179 bch2_move_btree+0xc32/0x1400 fs/bcachefs/move.c:865 bch2_scan_old_btree_nodes+0x15f/0x580 fs/bcachefs/move.c:995 bch2_fs_recovery+0x58b8/0x5b00 fs/bcachefs/recovery.c:974 bch2_fs_start+0x7b2/0xbd0 fs/bcachefs/super.c:1037 bch2_fs_get_tree+0x13ea/0x22d0 fs/bcachefs/fs.c:2170 vfs_get_tree+0xb1/0x5a0 fs/super.c:1814 do_new_mount+0x71f/0x15e0 fs/namespace.c:3507 path_mount+0x742/0x1f10 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x722/0x810 fs/namespace.c:4034 __x64_sys_mount+0xe4/0x150 fs/namespace.c:4034 x64_sys_call+0x39bf/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was created at: ___kmalloc_large_node+0x22c/0x370 mm/slub.c:4253 __kmalloc_large_node_noprof+0x3f/0x1e0 mm/slub.c:4270 __do_kmalloc_node mm/slub.c:4286 [inline] __kmalloc_node_noprof+0xc96/0x1250 mm/slub.c:4304 __kvmalloc_node_noprof+0xc0/0x2d0 mm/util.c:650 btree_node_data_alloc fs/bcachefs/btree_cache.c:153 [inline] __bch2_btree_node_mem_alloc+0x2be/0xa80 fs/bcachefs/btree_cache.c:198 bch2_fs_btree_cache_init+0x4e4/0xb50 fs/bcachefs/btree_cache.c:653 bch2_fs_alloc fs/bcachefs/super.c:917 [inline] bch2_fs_open+0x4d3a/0x5b40 fs/bcachefs/super.c:2065 bch2_fs_get_tree+0x983/0x22d0 fs/bcachefs/fs.c:2157 vfs_get_tree+0xb1/0x5a0 fs/super.c:1814 do_new_mount+0x71f/0x15e0 fs/namespace.c:3507 path_mount+0x742/0x1f10 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x722/0x810 fs/namespace.c:4034 __x64_sys_mount+0xe4/0x150 fs/namespace.c:4034 x64_sys_call+0x39bf/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f CPU: 0 UID: 0 PID: 5789 Comm: syz-executor916 Not tainted 6.13.0-rc4-syzkaller-00004-gf07044dd0df0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 =====================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/12/24 16:10 | upstream | f07044dd0df0 | 444551c4 | .config | strace log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | |
2025/03/23 02:43 | upstream | 183601b78a9b | c6512ef7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/03/16 10:47 | upstream | 31d7109a19f6 | e2826670 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/03/03 21:19 | upstream | 7eb172143d55 | c3901742 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/03/03 20:11 | upstream | 7eb172143d55 | c3901742 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/02/25 10:26 | upstream | d082ecbc71e9 | d34966d1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/02/07 15:07 | upstream | bb066fe812d6 | a4f327c2 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/02/07 15:06 | upstream | bb066fe812d6 | a4f327c2 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/02/05 05:42 | upstream | d009de7d5428 | 4baca3d6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2025/02/05 05:42 | upstream | d009de7d5428 | 4baca3d6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2024/12/27 15:37 | upstream | d6ef8b40d075 | d3ccff63 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2024/12/24 14:49 | upstream | f07044dd0df0 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2024/12/02 00:10 | upstream | bcc8eda6d349 | 68914665 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2024/11/27 08:24 | upstream | 445d9f05fa14 | 52b38cc1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate | ||
2024/11/27 08:23 | upstream | 445d9f05fa14 | 52b38cc1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in bch2_bkey_ptrs_validate |