Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/10/27 | linux-6.1.y (ToT) | 7ec6f9fa3d97 | C | [report] KASAN: out-of-bounds Read in ext4_xattr_set_entry |
2024/10/27 | upstream (ToT) | 850925a8133c | C | Didn't crash |
syzbot |
sign-in | mailing list | source | docs |
Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/10/27 | linux-6.1.y (ToT) | 7ec6f9fa3d97 | C | [report] KASAN: out-of-bounds Read in ext4_xattr_set_entry |
2024/10/27 | upstream (ToT) | 850925a8133c | C | Didn't crash |
EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2809: Unable to expand inode 15. Delete some EAs or run e2fsck. EXT4-fs (loop0): 1 truncate cleaned up EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. ================================================================== BUG: KASAN: out-of-bounds in ext4_xattr_set_entry+0x8ca/0x1f30 fs/ext4/xattr.c:1732 Read of size 18446744073709551572 at addr ffff888030359050 by task syz-executor828/4246 CPU: 0 PID: 4246 Comm: syz-executor828 Not tainted 6.1.114-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 print_address_description mm/kasan/report.c:284 [inline] print_report+0x15f/0x4f0 mm/kasan/report.c:395 kasan_report+0x136/0x160 mm/kasan/report.c:495 kasan_check_range+0x27f/0x290 mm/kasan/generic.c:189 memmove+0x25/0x60 mm/kasan/shadow.c:54 ext4_xattr_set_entry+0x8ca/0x1f30 fs/ext4/xattr.c:1732 ext4_xattr_block_set+0xa58/0x3920 fs/ext4/xattr.c:1979 ext4_xattr_move_to_block fs/ext4/xattr.c:2616 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2691 [inline] ext4_expand_extra_isize_ea+0x10d5/0x1bb0 fs/ext4/xattr.c:2783 __ext4_expand_extra_isize+0x2f7/0x3d0 fs/ext4/inode.c:5936 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5979 [inline] __ext4_mark_inode_dirty+0x54f/0x920 fs/ext4/inode.c:6057 __ext4_unlink+0x6ed/0xba0 fs/ext4/namei.c:3341 ext4_unlink+0x1d5/0x670 fs/ext4/namei.c:3370 vfs_unlink+0x359/0x5f0 fs/namei.c:4322 do_unlinkat+0x4a5/0x820 fs/namei.c:4390 __do_sys_unlink fs/namei.c:4438 [inline] __se_sys_unlink fs/namei.c:4436 [inline] __x64_sys_unlink+0x45/0x50 fs/namei.c:4436 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f17e61949f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc24fb5158 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f17e61949f9 RDX: 00007f17e61949f9 RSI: 00007f17e61949f9 RDI: 0000000020000180 RBP: 0032656c69662f2e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc24fb5338 R14: 0000000000000001 R15: 0000000000000001 </TASK> Allocated by task 4246: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:211 [inline] __do_kmalloc_node mm/slab_common.c:936 [inline] __kmalloc_node_track_caller+0xb1/0x220 mm/slab_common.c:956 kmemdup+0x26/0x60 mm/util.c:129 ext4_xattr_block_set+0x884/0x3920 fs/ext4/xattr.c:1927 ext4_xattr_move_to_block fs/ext4/xattr.c:2616 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2691 [inline] ext4_expand_extra_isize_ea+0x10d5/0x1bb0 fs/ext4/xattr.c:2783 __ext4_expand_extra_isize+0x2f7/0x3d0 fs/ext4/inode.c:5936 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5979 [inline] __ext4_mark_inode_dirty+0x54f/0x920 fs/ext4/inode.c:6057 __ext4_unlink+0x6ed/0xba0 fs/ext4/namei.c:3341 ext4_unlink+0x1d5/0x670 fs/ext4/namei.c:3370 vfs_unlink+0x359/0x5f0 fs/namei.c:4322 do_unlinkat+0x4a5/0x820 fs/namei.c:4390 __do_sys_unlink fs/namei.c:4438 [inline] __se_sys_unlink fs/namei.c:4436 [inline] __x64_sys_unlink+0x45/0x50 fs/namei.c:4436 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 The buggy address belongs to the object at ffff888030359000 which belongs to the cache kmalloc-1k of size 1024 The buggy address is located 80 bytes inside of 1024-byte region [ffff888030359000, ffff888030359400) The buggy address belongs to the physical page: page:ffffea0000c0d600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x30358 head:ffffea0000c0d600 order:3 compound_mapcount:0 compound_pincount:0 flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888017c41dc0 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3611, tgid 3611 (klogd), ts 70932346001, free_ts 70812365939 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x18d/0x1b0 mm/page_alloc.c:2517 prep_new_page mm/page_alloc.c:2524 [inline] get_page_from_freelist+0x322e/0x33b0 mm/page_alloc.c:4290 __alloc_pages+0x28d/0x770 mm/page_alloc.c:5558 alloc_slab_page+0x6a/0x150 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x84/0x2d0 mm/slub.c:1992 ___slab_alloc+0xc20/0x1270 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x19f/0x260 mm/slub.c:3437 kmalloc_trace+0x26/0xe0 mm/slab_common.c:1026 kmalloc include/linux/slab.h:557 [inline] syslog_print+0x11d/0x9b0 kernel/printk/printk.c:1500 do_syslog+0x819/0x910 kernel/printk/printk.c:1679 __do_sys_syslog kernel/printk/printk.c:1771 [inline] __se_sys_syslog kernel/printk/printk.c:1769 [inline] __x64_sys_syslog+0x78/0x90 kernel/printk/printk.c:1769 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1444 [inline] free_pcp_prepare mm/page_alloc.c:1494 [inline] free_unref_page_prepare+0xf63/0x1120 mm/page_alloc.c:3369 free_unref_page+0x33/0x3e0 mm/page_alloc.c:3464 free_slab mm/slub.c:2031 [inline] discard_slab mm/slub.c:2037 [inline] __unfreeze_partials+0x1b7/0x210 mm/slub.c:2586 put_cpu_partial+0x17b/0x250 mm/slub.c:2662 qlink_free mm/kasan/quarantine.c:168 [inline] qlist_free_all+0x76/0xe0 mm/kasan/quarantine.c:187 kasan_quarantine_reduce+0x156/0x170 mm/kasan/quarantine.c:294 __kasan_slab_alloc+0x1f/0x70 mm/kasan/common.c:305 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x52/0x3a0 mm/slab.h:737 slab_alloc_node mm/slub.c:3398 [inline] slab_alloc mm/slub.c:3406 [inline] __kmem_cache_alloc_lru mm/slub.c:3413 [inline] kmem_cache_alloc_lru+0x10c/0x2d0 mm/slub.c:3429 alloc_inode_sb include/linux/fs.h:3209 [inline] alloc_inode fs/inode.c:263 [inline] new_inode_pseudo+0x81/0x1d0 fs/inode.c:1059 get_pipe_inode fs/pipe.c:878 [inline] create_pipe_files+0x4c/0x700 fs/pipe.c:918 __do_pipe_flags+0x46/0x200 fs/pipe.c:967 do_pipe2+0xd0/0x300 fs/pipe.c:1015 __do_sys_pipe2 fs/pipe.c:1033 [inline] __se_sys_pipe2 fs/pipe.c:1031 [inline] __x64_sys_pipe2+0x56/0x60 fs/pipe.c:1031 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Memory state around the buggy address: ffff888030358f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888030358f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888030359000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ^ ffff888030359080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888030359100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/10/27 17:04 | linux-6.1.y | 7ec6f9fa3d97 | 65e8686b | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | |
2023/05/19 08:42 | linux-6.1.y | fa74641fb6b9 | 3bb7af1d | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/26 09:28 | linux-6.1.y | 29f02ec58a94 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/26 03:52 | linux-6.1.y | 29f02ec58a94 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/26 03:52 | linux-6.1.y | 29f02ec58a94 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/26 02:39 | linux-6.1.y | 29f02ec58a94 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/24 20:46 | linux-6.1.y | 29f02ec58a94 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/24 10:16 | linux-6.1.y | 29f02ec58a94 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/24 04:18 | linux-6.1.y | 29f02ec58a94 | 444551c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/22 18:24 | linux-6.1.y | 29f02ec58a94 | b4fbdbd4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/22 18:23 | linux-6.1.y | 29f02ec58a94 | b4fbdbd4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/21 14:23 | linux-6.1.y | 29f02ec58a94 | d7f584ee | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/21 05:27 | linux-6.1.y | 29f02ec58a94 | d7f584ee | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/20 18:15 | linux-6.1.y | 29f02ec58a94 | 0f61b415 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/20 03:51 | linux-6.1.y | 29f02ec58a94 | 5905cb39 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/17 19:10 | linux-6.1.y | 52f863f820fd | f93b2b55 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/16 19:31 | linux-6.1.y | 52f863f820fd | eec85da6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/16 19:24 | linux-6.1.y | 52f863f820fd | eec85da6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/15 23:42 | linux-6.1.y | 52f863f820fd | 7cbfbb3a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/15 16:47 | linux-6.1.y | 52f863f820fd | 7cbfbb3a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/15 06:09 | linux-6.1.y | 52f863f820fd | 7cbfbb3a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/14 16:10 | linux-6.1.y | e4d90d63d385 | 7cbfbb3a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/14 07:25 | linux-6.1.y | e4d90d63d385 | 7cbfbb3a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/13 16:57 | linux-6.1.y | e4d90d63d385 | 3547e30f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/13 16:47 | linux-6.1.y | e4d90d63d385 | 3547e30f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/12 23:49 | linux-6.1.y | e4d90d63d385 | 530e80f8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/12 16:06 | linux-6.1.y | e4d90d63d385 | 530e80f8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/12 10:00 | linux-6.1.y | e4d90d63d385 | 6f1b0fa8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/11 21:59 | linux-6.1.y | e4d90d63d385 | ff949d25 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/11 06:33 | linux-6.1.y | e4d90d63d385 | cfc402b4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/11 04:51 | linux-6.1.y | e4d90d63d385 | cfc402b4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/09 16:45 | linux-6.1.y | e4d90d63d385 | 9ac0fdc6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/09 12:11 | linux-6.1.y | e4d90d63d385 | 9ac0fdc6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/09 01:12 | linux-6.1.y | e4d90d63d385 | 9ac0fdc6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/08 22:18 | linux-6.1.y | e4d90d63d385 | 9ac0fdc6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/07 16:01 | linux-6.1.y | e4d90d63d385 | 9ac0fdc6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/06 15:28 | linux-6.1.y | e4d90d63d385 | 946d28f0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/06 02:48 | linux-6.1.y | e4d90d63d385 | 29f61fce | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/06 01:04 | linux-6.1.y | e4d90d63d385 | 29f61fce | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/04 19:18 | linux-6.1.y | e4d90d63d385 | b50eb251 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/04 15:21 | linux-6.1.y | e4d90d63d385 | b50eb251 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/04 04:37 | linux-6.1.y | e4d90d63d385 | b50eb251 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/03 09:32 | linux-6.1.y | e4d90d63d385 | 578925bc | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/02 22:04 | linux-6.1.y | e4d90d63d385 | b499ea68 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry | ||
2024/12/02 21:32 | linux-6.1.y | e4d90d63d385 | b499ea68 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: out-of-bounds Read in ext4_xattr_set_entry |