KASAN: use-after-free Read in incfs_free_mount_info

Status: premoderation: reported on 2026/01/19 00:38
Reported-by: syzbot+6426652511ad5837a9f6@syzkaller.appspotmail.com
First crash: 265d, last: 5h08m
▶ ▼ Similar bugs (2)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-1 KASAN: use-after-free Read in incfs_free_mount_info 19 200 57m 265d 0/2 premoderation: reported on 2026/01/18 22:40
android-5-15 KASAN: use-after-free Read in incfs_free_mount_info 19 287 5h33m 258d 0/2 premoderation: reported on 2026/01/25 07:55

Sample crash report:
==================================================================
BUG: KASAN: use-after-free in fast_dput+0x1e0/0x290 fs/dcache.c:750
Read of size 4 at addr ffff888109368bb0 by task syz-executor/281

CPU: 0 PID: 281 Comm: syz-executor Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:435 [inline]
 kasan_report+0x100/0x140 mm/kasan/report.c:452
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 fast_dput+0x1e0/0x290 fs/dcache.c:750
 dput+0x21/0x80 fs/dcache.c:870
 incfs_free_mount_info+0x60/0x200 fs/incfs/data_mgmt.c:166
 incfs_kill_sb+0x1a1/0x200 fs/incfs/vfs.c:1981
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa7c/0x24e0 kernel/exit.c:879
 do_group_exit+0x149/0x310 kernel/exit.c:993
 __do_sys_exit_group kernel/exit.c:1004 [inline]
 __se_sys_exit_group kernel/exit.c:1002 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1002
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f5bf534d1d9
Code: Unable to access opcode bytes at RIP 0x7f5bf534d1af.
RSP: 002b:00007ffe49a8f248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5bf53e3d2b RCX: 00007f5bf534d1d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000009 R08: 0000000000000000 R09: 00007f5bf53e3ccb
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe49a90500
R13: 00007f5bf53e3ccb R14: 000055555ad8c4e8 R15: 00007ffe49a915d0

Allocated by task 421:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:430 [inline]
 __kasan_slab_alloc+0xb7/0xe0 mm/kasan/common.c:463
 kasan_slab_alloc include/linux/kasan.h:244 [inline]
 slab_post_alloc_hook+0x5d/0x2f0 mm/slab.h:580
 slab_alloc_node mm/slub.c:2952 [inline]
 slab_alloc mm/slub.c:2960 [inline]
 kmem_cache_alloc+0x15a/0x2d0 mm/slub.c:2965
 __d_alloc+0x2d/0x690 fs/dcache.c:1714
 d_alloc fs/dcache.c:1793 [inline]
 d_alloc_parallel+0xe2/0x1390 fs/dcache.c:2549
 __lookup_slow+0x14c/0x410 fs/namei.c:1633
 lookup_one_len+0x196/0x2d0 fs/namei.c:2706
 incfs_lookup_dentry+0x60/0xb0 fs/incfs/data_mgmt.c:210
 open_or_create_special_dir+0x4c/0x1e0 fs/incfs/vfs.c:471
 incfs_mount_fs+0x434/0x8d0 fs/incfs/vfs.c:1869
 legacy_get_tree+0xed/0x190 fs/fs_context.c:593
 vfs_get_tree+0x89/0x260 fs/super.c:1583
 do_new_mount+0x25a/0xa30 fs/namespace.c:3006
 path_mount+0x581/0xca0 fs/namespace.c:3336
 do_mount fs/namespace.c:3349 [inline]
 __do_sys_mount fs/namespace.c:3557 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3534
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb

Freed by task 442:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:362
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:370
 kasan_slab_free include/linux/kasan.h:220 [inline]
 slab_free_hook mm/slub.c:1600 [inline]
 slab_free_freelist_hook+0xc5/0x190 mm/slub.c:1626
 slab_free mm/slub.c:3208 [inline]
 kmem_cache_free+0x100/0x2d0 mm/slub.c:3224
 __d_free+0x23/0x30 fs/dcache.c:271
 rcu_do_batch+0x488/0xaf0 kernel/rcu/tree.c:2494
 rcu_core+0x50a/0xca0 kernel/rcu/tree.c:2735
 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2748
 __do_softirq+0x255/0x563 kernel/softirq.c:309

Last potentially related work creation:
 kasan_save_stack+0x3a/0x60 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xd2/0x100 mm/kasan/generic.c:348
 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
 __call_rcu kernel/rcu/tree.c:2980 [inline]
 call_rcu+0x11a/0x1090 kernel/rcu/tree.c:3054
 dentry_free+0xbd/0x150 fs/dcache.c:-1
 __dentry_kill+0x516/0x660 fs/dcache.c:597
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 incfs_free_mount_info+0x60/0x200 fs/incfs/data_mgmt.c:166
 incfs_kill_sb+0x1a1/0x200 fs/incfs/vfs.c:1981
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa7c/0x24e0 kernel/exit.c:879
 do_group_exit+0x149/0x310 kernel/exit.c:993
 __do_sys_exit_group kernel/exit.c:1004 [inline]
 __se_sys_exit_group kernel/exit.c:1002 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1002
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb

Second to last potentially related work creation:
 kasan_save_stack+0x3a/0x60 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xd2/0x100 mm/kasan/generic.c:348
 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
 __call_rcu kernel/rcu/tree.c:2980 [inline]
 call_rcu+0x11a/0x1090 kernel/rcu/tree.c:3054
 dentry_free+0xbd/0x150 fs/dcache.c:-1
 __dentry_kill+0x516/0x660 fs/dcache.c:597
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 handle_mounts fs/namei.c:1493 [inline]
 step_into+0x8e1/0xcd0 fs/namei.c:1790
 walk_component+0x263/0x460 fs/namei.c:1966
 link_path_walk+0x5d8/0xbd0 fs/namei.c:-1
 path_openat+0x290/0x3040 fs/namei.c:3555
 do_filp_open+0x1df/0x400 fs/namei.c:3586
 do_sys_openat2+0x19f/0x750 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_openat fs/open.c:1251 [inline]
 __se_sys_openat fs/open.c:1246 [inline]
 __x64_sys_openat+0x136/0x160 fs/open.c:1246
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb

The buggy address belongs to the object at ffff888109368bb0
 which belongs to the cache dentry of size 208
The buggy address is located 0 bytes inside of
 208-byte region [ffff888109368bb0, ffff888109368c80)
The buggy address belongs to the page:
page:ffffea000424da00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109368
flags: 0x4000000000000200(slab)
raw: 4000000000000200 ffffea000424d9c0 0000000500000005 ffff88810018b800
raw: 0000000000000000 00000000000f000f 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Reclaimable, gfp_mask 0x12cd0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_RECLAIMABLE), pid 103, ts 4489321427, free_ts 0
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook mm/page_alloc.c:2456 [inline]
 prep_new_page+0x176/0x190 mm/page_alloc.c:2462
 get_page_from_freelist+0x225f/0x23f0 mm/page_alloc.c:4254
 __alloc_pages_nodemask+0x29a/0x640 mm/page_alloc.c:5384
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1813 [inline]
 new_slab+0x84/0x3f0 mm/slub.c:1874
 new_slab_objects mm/slub.c:2632 [inline]
 ___slab_alloc+0x2f8/0x4c0 mm/slub.c:2796
 __slab_alloc+0x63/0xa0 mm/slub.c:2836
 slab_alloc_node mm/slub.c:2918 [inline]
 slab_alloc mm/slub.c:2960 [inline]
 kmem_cache_alloc+0x1a4/0x2d0 mm/slub.c:2965
 __d_alloc+0x2d/0x690 fs/dcache.c:1714
 d_alloc fs/dcache.c:1793 [inline]
 d_alloc_parallel+0xe2/0x1390 fs/dcache.c:2549
 __lookup_slow+0x14c/0x410 fs/namei.c:1633
 lookup_slow+0x57/0x70 fs/namei.c:1665
 walk_component+0x326/0x460 fs/namei.c:1960
 link_path_walk+0x5d8/0xbd0 fs/namei.c:-1
 path_parentat fs/namei.c:2487 [inline]
 filename_parentat+0x216/0x600 fs/namei.c:2509
 do_unlinkat+0xde/0x670 fs/namei.c:4060
 __do_sys_unlink fs/namei.c:4132 [inline]
 __se_sys_unlink fs/namei.c:4130 [inline]
 __x64_sys_unlink+0x49/0x50 fs/namei.c:4130
page_owner free stack trace missing

Memory state around the buggy address:
 ffff888109368a80: fc fc fc fc fa fb fb fb fb fb fb fb fb fb fb fb
 ffff888109368b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc
>ffff888109368b80: fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb fb
                                     ^
 ffff888109368c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888109368c80: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
==================================================================
------------[ cut here ]------------
WARNING: CPU: 1 PID: 281 at fs/dcache.c:766 fast_dput+0x207/0x290 fs/dcache.c:766
Modules linked in:
CPU: 1 PID: 281 Comm: syz-executor Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:fast_dput+0x207/0x290 fs/dcache.c:766
Code: d9 f2 ff e9 4e fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a1 fe ff ff 48 89 df e8 83 d9 f2 ff e9 94 fe ff ff e8 09 55 b8 ff <0f> 0b e9 13 ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ec fe ff
RSP: 0018:ffffc90000bb7ba0 EFLAGS: 00010293

RAX: ffffffff81ac6387 RBX: ffff888109368bb0 RCX: ffff88811ec89400
RDX: 0000000000000000 RSI: 00000000ffffff80 RDI: 0000000000000001
RBP: ffffc90000bb7bc8 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000176f64 R12: 00000000ffffff80
R13: dffffc0000000000 R14: ffff888109368c08 R15: 1ffff1102126d181
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558dfc3908 CR3: 000000010d68e000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 dput+0x21/0x80 fs/dcache.c:870
 incfs_free_mount_info+0x60/0x200 fs/incfs/data_mgmt.c:166
 incfs_kill_sb+0x1a1/0x200 fs/incfs/vfs.c:1981
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa7c/0x24e0 kernel/exit.c:879
 do_group_exit+0x149/0x310 kernel/exit.c:993
 __do_sys_exit_group kernel/exit.c:1004 [inline]
 __se_sys_exit_group kernel/exit.c:1002 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1002
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f5bf534d1d9
Code: Unable to access opcode bytes at RIP 0x7f5bf534d1af.
RSP: 002b:00007ffe49a8f248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5bf53e3d2b RCX: 00007f5bf534d1d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000009 R08: 0000000000000000 R09: 00007f5bf53e3ccb
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe49a90500
R13: 00007f5bf53e3ccb R14: 000055555ad8c4e8 R15: 00007ffe49a915d0
---[ end trace 3f74b7e8b3ba53fa ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 281 at fs/dcache.c:418 d_lru_del fs/dcache.c:418 [inline]
WARNING: CPU: 0 PID: 281 at fs/dcache.c:418 __dentry_kill+0x55a/0x660 fs/dcache.c:575
Modules linked in:
CPU: 0 PID: 281 Comm: syz-executor Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:d_lru_del fs/dcache.c:418 [inline]
RIP: 0010:__dentry_kill+0x55a/0x660 fs/dcache.c:575
Code: 00 44 89 33 4c 89 ff e8 a4 00 d6 02 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c0 3c b8 ff e9 b8 fe ff ff e8 b6 3c b8 ff <0f> 0b e9 2f fc ff ff e8 aa 3c b8 ff e9 83 fe ff ff 89 d9 80 e1 07
RSP: 0018:ffffc90000bb7b48 EFLAGS: 00010293
RAX: ffffffff81ac7bda RBX: ffff888109368990 RCX: ffff88811ec89400
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 00000000ffffffff
RBP: ffffc90000bb7b88 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000176f50 R12: 1ffff1102126d132
R13: dffffc0000000000 R14: 0000000000700000 R15: ffff8881093689e8
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa34a740ff8 CR3: 000000011df69000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 incfs_free_mount_info+0x80/0x200 fs/incfs/data_mgmt.c:167
 incfs_kill_sb+0x1a1/0x200 fs/incfs/vfs.c:1981
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa7c/0x24e0 kernel/exit.c:879
 do_group_exit+0x149/0x310 kernel/exit.c:993
 __do_sys_exit_group kernel/exit.c:1004 [inline]
 __se_sys_exit_group kernel/exit.c:1002 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1002
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f5bf534d1d9
Code: Unable to access opcode bytes at RIP 0x7f5bf534d1af.
RSP: 002b:00007ffe49a8f248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5bf53e3d2b RCX: 00007f5bf534d1d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000009 R08: 0000000000000000 R09: 00007f5bf53e3ccb
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe49a90500
R13: 00007f5bf53e3ccb R14: 000055555ad8c4e8 R15: 00007ffe49a915d0
---[ end trace 3f74b7e8b3ba53fb ]---
list_del corruption. prev->next should be ffff888109368a20, but was ffff8881093685e0
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 281 Comm: syz-executor Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 d6 ae 38 02 0f 0b 48 c7 c7 a0 72 40 85 48 89 de e8 c5 ae 38 02 0f 0b 48 c7 c7 00 73 40 85 48 89 de e8 b4 ae 38 02 <0f> 0b 48 c7 c7 60 73 40 85 48 89 de e8 a3 ae 38 02 0f 0b 00 55 48
RSP: 0018:ffffc90000bb7b18 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff888109368a20 RCX: e216869bd8076900
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90000bb7b38 R08: ffffc90000bb74c7 R09: fffff52000176ecc
R10: dffffc0000000000 R11: fffff52000176e99 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8881093685e0 R15: ffff88811c713090
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa34a740ff8 CR3: 000000011df69000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __list_del_entry include/linux/list.h:139 [inline]
 dentry_unlist fs/dcache.c:526 [inline]
 __dentry_kill+0x248/0x660 fs/dcache.c:579
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 incfs_free_mount_info+0x80/0x200 fs/incfs/data_mgmt.c:167
 incfs_kill_sb+0x1a1/0x200 fs/incfs/vfs.c:1981
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa7c/0x24e0 kernel/exit.c:879
 do_group_exit+0x149/0x310 kernel/exit.c:993
 __do_sys_exit_group kernel/exit.c:1004 [inline]
 __se_sys_exit_group kernel/exit.c:1002 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1002
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f5bf534d1d9
Code: Unable to access opcode bytes at RIP 0x7f5bf534d1af.
RSP: 002b:00007ffe49a8f248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5bf53e3d2b RCX: 00007f5bf534d1d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000009 R08: 0000000000000000 R09: 00007f5bf53e3ccb
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe49a90500
R13: 00007f5bf53e3ccb R14: 000055555ad8c4e8 R15: 00007ffe49a915d0
Modules linked in:
---[ end trace 3f74b7e8b3ba53fc ]---
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 d6 ae 38 02 0f 0b 48 c7 c7 a0 72 40 85 48 89 de e8 c5 ae 38 02 0f 0b 48 c7 c7 00 73 40 85 48 89 de e8 b4 ae 38 02 <0f> 0b 48 c7 c7 60 73 40 85 48 89 de e8 a3 ae 38 02 0f 0b 00 55 48
RSP: 0018:ffffc90000bb7b18 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff888109368a20 RCX: e216869bd8076900
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90000bb7b38 R08: ffffc90000bb74c7 R09: fffff52000176ecc
R10: dffffc0000000000 R11: fffff52000176e99 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8881093685e0 R15: ffff88811c713090
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa34a740ff8 CR3: 000000011df69000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (928):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/10 22:26 android13-5.10-lts b677692288f7 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/10 15:57 android13-5.10-lts b677692288f7 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/10 11:35 android13-5.10-lts b677692288f7 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/10 08:55 android13-5.10-lts b677692288f7 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/10 06:51 android13-5.10-lts b677692288f7 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/10 04:04 android13-5.10-lts b677692288f7 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/10 00:46 android13-5.10-lts b677692288f7 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/09 11:54 android13-5.10-lts b677692288f7 b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/09 09:58 android13-5.10-lts b677692288f7 b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/08 12:20 android13-5.10-lts b677692288f7 4f6a9fcf .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/07 07:46 android13-5.10-lts 207de56dd089 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/07 05:38 android13-5.10-lts 207de56dd089 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/06 20:01 android13-5.10-lts 207de56dd089 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/06 15:40 android13-5.10-lts 207de56dd089 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/06 12:35 android13-5.10-lts 207de56dd089 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/05 10:49 android13-5.10-lts 42d4fb705937 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/04 12:23 android13-5.10-lts 42d4fb705937 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/03 15:06 android13-5.10-lts 8ddf8d57c49c 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/03 12:50 android13-5.10-lts 8ddf8d57c49c 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/03 01:13 android13-5.10-lts df334e630ed3 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/01 15:52 android13-5.10-lts 27ea5541934c f5cdae2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/10/01 05:35 android13-5.10-lts 27ea5541934c 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/29 14:45 android13-5.10-lts 340d402887d3 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/29 10:28 android13-5.10-lts 340d402887d3 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/29 05:12 android13-5.10-lts 340d402887d3 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/28 10:51 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/28 04:51 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/28 03:32 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/27 04:15 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/27 01:02 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/26 22:08 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/26 18:49 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/25 10:43 android13-5.10-lts 452567d1985b f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/25 09:07 android13-5.10-lts 452567d1985b f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/24 13:24 android13-5.10-lts 452567d1985b 0281b448 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/24 10:46 android13-5.10-lts 452567d1985b 0281b448 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/24 00:23 android13-5.10-lts 452567d1985b abce1216 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/23 22:28 android13-5.10-lts 452567d1985b abce1216 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/22 16:33 android13-5.10-lts 452567d1985b e12281bd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/22 12:36 android13-5.10-lts 452567d1985b e12281bd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/21 13:30 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/21 09:48 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/21 07:10 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/21 02:14 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/20 22:19 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/20 14:17 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/20 12:29 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/20 01:58 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
2026/09/20 00:50 android13-5.10-lts 452567d1985b 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 KASAN: use-after-free Read in incfs_free_mount_info
* Struck through repros no longer work on HEAD.