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[syzbot] [ext4?] KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | 17 (20) | 2023/04/30 02:55 |
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[syzbot] [ext4?] KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | 17 (20) | 2023/04/30 02:55 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
android-5-10 | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum ext4 | C | error | inconclusive | 11 | 551d | 652d | 2/2 | fixed on 2023/06/13 08:16 |
android-54 | KASAN: use-after-free Read in ext4_group_desc_csum | 6 | 599d | 652d | 0/2 | auto-obsoleted due to no activity on 2023/08/15 14:19 | |||
android-5-15 | KASAN: use-after-free Read in ext4_group_desc_csum ext4 origin:upstream | C | error | 4 | 591d | 661d | 2/2 | fixed on 2023/06/16 14:10 | |
linux-5.15 | KASAN: use-after-free Read in ext4_group_desc_csum | 1 | 592d | 592d | 0/3 | auto-obsoleted due to no activity on 2023/08/22 11:08 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2023/05/07 03:54 | 23m | tytso@mit.edu | patch | git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git tt/next | OK log |
================================================================== BUG: KASAN: slab-out-of-bounds in crc16+0xc0/0x104 lib/crc16.c:58 Read of size 1 at addr ffff0000d5eff0a8 by task syz-executor175/8245 CPU: 1 PID: 8245 Comm: syz-executor175 Not tainted 6.2.0-syzkaller-18302-g596b6b709632 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:306 [inline] print_report+0x174/0x4c0 mm/kasan/report.c:417 kasan_report+0xd4/0x130 mm/kasan/report.c:517 __asan_report_load1_noabort+0x2c/0x38 mm/kasan/report_generic.c:348 crc16+0xc0/0x104 lib/crc16.c:58 ext4_group_desc_csum+0x6a8/0x99c fs/ext4/super.c:3187 ext4_group_desc_csum_set+0x17c/0x210 fs/ext4/super.c:3210 __ext4_new_inode+0x20dc/0x3acc fs/ext4/ialloc.c:1227 ext4_create+0x234/0x480 fs/ext4/namei.c:2809 lookup_open fs/namei.c:3413 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0xe6c/0x2578 fs/namei.c:3711 do_filp_open+0x1bc/0x3cc fs/namei.c:3741 do_sys_openat2+0x128/0x3d8 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1337 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Allocated by task 5961: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4c/0x80 mm/kasan/common.c:52 kasan_save_alloc_info+0x24/0x30 mm/kasan/generic.c:512 __kasan_slab_alloc+0x74/0x8c mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x80/0x478 mm/slab.h:761 slab_alloc_node mm/slub.c:3452 [inline] slab_alloc mm/slub.c:3460 [inline] __kmem_cache_alloc_lru mm/slub.c:3467 [inline] kmem_cache_alloc+0x288/0x37c mm/slub.c:3476 kmem_cache_zalloc include/linux/slab.h:710 [inline] __kernfs_new_node+0xe4/0x66c fs/kernfs/dir.c:614 kernfs_new_node+0x98/0x184 fs/kernfs/dir.c:676 __kernfs_create_file+0x60/0x2d4 fs/kernfs/file.c:1047 sysfs_add_file_mode_ns+0x1dc/0x298 fs/sysfs/file.c:294 create_files fs/sysfs/group.c:64 [inline] internal_create_group+0x428/0xbec fs/sysfs/group.c:148 internal_create_groups fs/sysfs/group.c:188 [inline] sysfs_create_groups+0x60/0x130 fs/sysfs/group.c:214 create_dir lib/kobject.c:68 [inline] kobject_add_internal+0x5d4/0xb14 lib/kobject.c:223 kobject_add_varg lib/kobject.c:358 [inline] kobject_init_and_add+0x130/0x1a0 lib/kobject.c:441 netdev_queue_add_kobject net/core/net-sysfs.c:1666 [inline] netdev_queue_update_kobjects+0x1d8/0x470 net/core/net-sysfs.c:1718 register_queue_kobjects net/core/net-sysfs.c:1779 [inline] netdev_register_kobject+0x22c/0x2d8 net/core/net-sysfs.c:2019 register_netdevice+0xcb8/0x1270 net/core/dev.c:10037 bond_newlink+0x50/0xa8 drivers/net/bonding/bond_netlink.c:560 rtnl_newlink_create net/core/rtnetlink.c:3407 [inline] __rtnl_newlink net/core/rtnetlink.c:3624 [inline] rtnl_newlink+0x1174/0x1b1c net/core/rtnetlink.c:3637 rtnetlink_rcv_msg+0x6ec/0xc8c net/core/rtnetlink.c:6141 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2574 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6159 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x660/0x8d4 net/netlink/af_netlink.c:1365 netlink_sendmsg+0x800/0xae0 net/netlink/af_netlink.c:1942 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg net/socket.c:734 [inline] __sys_sendto+0x3b4/0x504 net/socket.c:2120 __do_sys_sendto net/socket.c:2132 [inline] __se_sys_sendto net/socket.c:2128 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2128 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 The buggy address belongs to the object at ffff0000d5eff000 which belongs to the cache kernfs_node_cache of size 168 The buggy address is located 0 bytes to the right of 168-byte region [ffff0000d5eff000, ffff0000d5eff0a8) The buggy address belongs to the physical page: page:0000000016584f53 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x115eff flags: 0x5ffc00000000200(slab|node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000000200 ffff0000c0844c00 dead000000000122 0000000000000000 raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000d5efef80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff0000d5eff000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff0000d5eff080: 00 00 00 00 00 fc fc fc fc fc fc fc fc 00 00 00 ^ ffff0000d5eff100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff0000d5eff180: 00 00 fc fc fc fc fc fc fc fc 00 00 00 00 00 00 ================================================================== EXT4-fs error (device loop3): __ext4_get_inode_loc:4560: comm syz-executor175: Invalid inode table block 4 in block_group 0 EXT4-fs error (device loop3) in ext4_reserve_inode_write:5906: Corrupt filesystem EXT4-fs error (device loop3): __ext4_get_inode_loc:4560: comm syz-executor175: Invalid inode table block 4 in block_group 0 EXT4-fs error (device loop3) in ext4_reserve_inode_write:5906: Corrupt filesystem EXT4-fs error (device loop3): ext4_evict_inode:279: inode #18: comm syz-executor175: mark_inode_dirty error EXT4-fs warning (device loop3): ext4_evict_inode:282: couldn't mark inode dirty (err -117)
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2023/03/03 21:43 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 596b6b709632 | f8902b57 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-arm64 | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | |
2023/05/14 07:11 | upstream | d4d58949a6ea | 2b9ba477 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kasan-gce-root | KASAN: use-after-free Read in ext4_group_desc_csum | |
2023/02/13 15:56 | upstream | ceaa837f96ad | 957959cb | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-upstream-fs | KASAN: use-after-free Read in ext4_group_desc_csum | ||
2023/05/13 10:04 | upstream | 9a48d6046722 | 2b9ba477 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/05/13 05:33 | upstream | 9a48d6046722 | ecca8a24 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/05/07 17:12 | upstream | fc4354c6e5c2 | 90c93c40 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/05/02 16:59 | upstream | 865fdb08197e | 52d40fd2 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/04/27 17:43 | upstream | 6e98b09da931 | 6f3d6fa7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/02/13 15:35 | upstream | ceaa837f96ad | 957959cb | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/01/29 06:17 | upstream | c96618275234 | 9dfcf09c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/03/03 20:16 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 596b6b709632 | f8902b57 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-out-of-bounds Read in ext4_group_desc_csum | ||
2023/05/12 01:24 | upstream | 105131df9c3b | adb9a3cd | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in ext4_group_desc_csum | ||
2023/05/11 15:48 | upstream | d295b66a7b66 | 0fbd49f4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: use-after-free Read in ext4_group_desc_csum | ||
2023/05/09 15:50 | upstream | ba0ad6ed89fd | 30aa2a7e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: use-after-free Read in ext4_group_desc_csum | ||
2023/05/03 21:56 | upstream | 348551ddaf31 | b5918830 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in ext4_group_desc_csum | ||
2023/04/28 09:34 | upstream | 91ec4b0d11fe | 70a605de | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in ext4_group_desc_csum | ||
2023/04/26 03:06 | upstream | 173ea743bf7a | 65320f8e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: use-after-free Read in ext4_group_desc_csum | ||
2023/04/24 22:02 | upstream | 1a0beef98b58 | fdc18293 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in ext4_group_desc_csum | ||
2023/03/13 03:20 | upstream | 134231664868 | 5205ef30 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | KASAN: slab-use-after-free Read in ext4_group_desc_csum | |||
2023/02/16 02:21 | upstream | e1c04510f521 | 6be0f1f5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: use-after-free Read in ext4_group_desc_csum | ||
2023/02/14 10:41 | upstream | f6feea56f66d | 93ae7e0a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: use-after-free Read in ext4_group_desc_csum | ||
2023/02/05 00:36 | upstream | db27c22251e7 | be607b78 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: use-after-free Read in ext4_group_desc_csum | ||
2023/01/31 16:14 | upstream | 22b8077d0fce | 7374c4e5 | .config | console log | report | info | ci-qemu-upstream | KASAN: use-after-free Read in ext4_group_desc_csum | |||
2023/02/23 01:23 | upstream | 5b7c4cabbb65 | 9f1e2cb3 | .config | console log | report | info | ci-qemu-upstream-386 | KASAN: use-after-free Read in ext4_group_desc_csum | |||
2023/02/23 01:22 | linux-next | aaf70d5ad5e2 | 409945bc | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | KASAN: slab-use-after-free Read in ext4_group_desc_csum | |||
2023/01/29 07:04 | linux-next | e2f86c02fdc9 | 9dfcf09c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | KASAN: use-after-free Read in ext4_group_desc_csum |