syzbot


KASAN: use-after-free Read in consume_skb

Status: upstream: reported C repro on 2023/09/21 02:29
Reported-by: syzbot+22ecd09eeab6f3b89d76@syzkaller.appspotmail.com
First crash: 710d, last: 41d
Bug presence (2)
Date Name Commit Repro Result
2025/08/07 lts (merge base) c79648372d02 C Didn't crash
2025/08/07 upstream (ToT) cca7a0aae895 C Didn't crash
Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-1 KASAN: use-after-free Read in consume_skb 19 C error done 4 662d 721d 0/2 auto-obsoleted due to no activity on 2024/02/15 15:09
linux-5.15 KASAN: use-after-free Read in consume_skb origin:lts-only 19 C done 6 87d 387d 0/3 upstream: reported C repro on 2024/08/09 08:33
upstream KASAN: use-after-free Read in consume_skb bpf net 19 C done inconclusive 33 1141d 1421d 0/29 closed as invalid on 2022/10/12 18:37
upstream KASAN: slab-use-after-free Read in consume_skb bpf net 19 C error 6 725d 726d 0/29 closed as invalid on 2023/10/04 10:50
Fix bisection attempts (2)
Created Duration User Patch Repo Result
2023/12/12 21:16 54m bisect fix android13-5.15-lts OK (0) job log log
2023/11/12 13:30 38m bisect fix android13-5.15-lts OK (0) job log log

Sample crash report:
==================================================================
BUG: KASAN: use-after-free in instrument_atomic_read include/linux/instrumented.h:71 [inline]
BUG: KASAN: use-after-free in atomic_read include/linux/atomic/atomic-instrumented.h:27 [inline]
BUG: KASAN: use-after-free in refcount_read include/linux/refcount.h:147 [inline]
BUG: KASAN: use-after-free in skb_unref include/linux/skbuff.h:1131 [inline]
BUG: KASAN: use-after-free in consume_skb+0x3a/0x1f0 net/core/skbuff.c:926
Read of size 4 at addr ffff8881293084ac by task syz.0.213/1114

CPU: 0 PID: 1114 Comm: syz.0.213 Tainted: G        W         5.15.185-syzkaller-00178-g5cf73bface18 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0xf1/0x140 mm/kasan/report.c:444
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x280/0x290 mm/kasan/generic.c:189
 __kasan_check_read+0x11/0x20 mm/kasan/shadow.c:31
 instrument_atomic_read include/linux/instrumented.h:71 [inline]
 atomic_read include/linux/atomic/atomic-instrumented.h:27 [inline]
 refcount_read include/linux/refcount.h:147 [inline]
 skb_unref include/linux/skbuff.h:1131 [inline]
 consume_skb+0x3a/0x1f0 net/core/skbuff.c:926
 __sk_msg_free+0x4f4/0x560 net/core/skmsg.c:205
 sk_msg_free net/core/skmsg.c:218 [inline]
 __sk_psock_purge_ingress_msg net/core/skmsg.c:781 [inline]
 __sk_psock_zap_ingress net/core/skmsg.c:799 [inline]
 sk_psock_stop+0x4c9/0x570 net/core/skmsg.c:817
 sk_psock_drop+0x226/0x300 net/core/skmsg.c:856
 sk_psock_put include/linux/skmsg.h:463 [inline]
 sock_map_unref+0x3c2/0x420 net/core/sock_map.c:184
 __sock_map_delete net/core/sock_map.c:425 [inline]
 sock_map_delete_from_link net/core/sock_map.c:438 [inline]
 sock_map_unlink net/core/sock_map.c:1497 [inline]
 sock_map_remove_links+0x3cd/0x600 net/core/sock_map.c:1512
 sock_map_close+0x111/0x440 net/core/sock_map.c:1549
 unix_release+0x82/0xc0 net/unix/af_unix.c:936
 __sock_release net/socket.c:649 [inline]
 sock_close+0xe0/0x270 net/socket.c:1336
 __fput+0x20b/0x8b0 fs/file_table.c:311
 ____fput+0x15/0x20 fs/file_table.c:339
 task_work_run+0x127/0x190 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f67e032b929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe1a6ba478 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f67e0554ba0 RCX: 00007f67e032b929
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f67e0554ba0 R08: 0000000000000000 R09: 000000191a6ba76f
R10: 00007f67e0554ac0 R11: 0000000000000246 R12: 00000000000107a4
R13: 00007ffe1a6ba570 R14: ffffffffffffffff R15: 00007ffe1a6ba590
 </TASK>

Allocated by task 1136:
 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:433 [inline]
 __kasan_slab_alloc+0xbd/0xf0 mm/kasan/common.c:466
 kasan_slab_alloc include/linux/kasan.h:217 [inline]
 slab_post_alloc_hook+0x4f/0x2b0 mm/slab.h:550
 slab_alloc_node mm/slub.c:3240 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 kmem_cache_alloc+0xf7/0x260 mm/slub.c:3255
 skb_clone+0x1cf/0x360 net/core/skbuff.c:1547
 sk_psock_verdict_recv+0x53/0x800 net/core/skmsg.c:1195
 unix_read_sock+0x10a/0x2c0 net/unix/af_unix.c:2428
 sk_psock_verdict_data_ready+0x115/0x170 net/core/skmsg.c:1238
 unix_dgram_sendmsg+0x11e6/0x1880 net/unix/af_unix.c:1942
 sock_sendmsg_nosec net/socket.c:704 [inline]
 __sock_sendmsg net/socket.c:716 [inline]
 ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436
 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490
 __sys_sendmsg net/socket.c:2519 [inline]
 __do_sys_sendmsg net/socket.c:2528 [inline]
 __se_sys_sendmsg net/socket.c:2526 [inline]
 __x64_sys_sendmsg+0x1e2/0x2a0 net/socket.c:2526
 x64_sys_call+0x4b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

Freed by task 614:
 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:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1749
 slab_free mm/slub.c:3521 [inline]
 kmem_cache_free+0x100/0x320 mm/slub.c:3539
 kfree_skbmem+0x10c/0x180 net/core/skbuff.c:-1
 __kfree_skb net/core/skbuff.c:758 [inline]
 kfree_skb_reason net/core/skbuff.c:778 [inline]
 kfree_skb+0xc1/0x2f0 net/core/skbuff.c:792
 sock_drop include/linux/skmsg.h:312 [inline]
 sk_psock_backlog+0xd56/0x10e0 net/core/skmsg.c:691
 process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
 worker_thread+0xa59/0x1200 kernel/workqueue.c:2472
 kthread+0x411/0x500 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

The buggy address belongs to the object at ffff8881293083c0
 which belongs to the cache skbuff_head_cache of size 248
The buggy address is located 236 bytes inside of
 248-byte region [ffff8881293083c0, ffff8881293084b8)
The buggy address belongs to the page:
page:ffffea0004a4c200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x129308
flags: 0x4000000000000200(slab|zone=1)
raw: 4000000000000200 dead000000000100 dead000000000122 ffff8881081aaa80
raw: 0000000000000000 00000000000c000c 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY), pid 281, ts 22855908768, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
 __alloc_pages+0x18f/0x440 mm/page_alloc.c:5795
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1932 [inline]
 new_slab+0xa1/0x4d0 mm/slub.c:1995
 ___slab_alloc+0x381/0x810 mm/slub.c:3028
 __slab_alloc+0x49/0x90 mm/slub.c:3115
 slab_alloc_node mm/slub.c:3206 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 kmem_cache_alloc+0x138/0x260 mm/slub.c:3255
 kmem_cache_alloc_node include/linux/slab.h:489 [inline]
 __alloc_skb+0xe0/0x740 net/core/skbuff.c:416
 alloc_skb include/linux/skbuff.h:1183 [inline]
 nlmsg_new include/net/netlink.h:953 [inline]
 inet6_ifa_notify net/ipv6/addrconf.c:5542 [inline]
 __ipv6_ifa_notify+0x1e8/0xdb0 net/ipv6/addrconf.c:6197
 ipv6_ifa_notify net/ipv6/addrconf.c:6249 [inline]
 inet6_addr_add+0x671/0xa10 net/ipv6/addrconf.c:3031
 inet6_rtm_newaddr+0x6c1/0x970 net/ipv6/addrconf.c:4977
 rtnetlink_rcv_msg+0x9e4/0xb90 net/core/rtnetlink.c:5650
 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2493
 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5668
 netlink_unicast_kernel net/netlink/af_netlink.c:1315 [inline]
 netlink_unicast+0x87c/0xa40 net/netlink/af_netlink.c:1341
page_owner free stack trace missing

Memory state around the buggy address:
 ffff888129308380: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
 ffff888129308400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888129308480: fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc fc
                                  ^
 ffff888129308500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888129308580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc
==================================================================
==================================================================
BUG: KASAN: double-free or invalid-free in slab_free mm/slub.c:3521 [inline]
BUG: KASAN: double-free or invalid-free in kmem_cache_free+0x100/0x320 mm/slub.c:3539

CPU: 0 PID: 1114 Comm: syz.0.213 Tainted: G    B   W         5.15.185-syzkaller-00178-g5cf73bface18 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 kasan_report_invalid_free+0x58/0x90 mm/kasan/report.c:370
 ____kasan_slab_free+0x13d/0x160 mm/kasan/common.c:-1
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1749
 slab_free mm/slub.c:3521 [inline]
 kmem_cache_free+0x100/0x320 mm/slub.c:3539
 kfree_skbmem+0x10c/0x180 net/core/skbuff.c:-1
 __kfree_skb net/core/skbuff.c:758 [inline]
 consume_skb+0xb3/0x1f0 net/core/skbuff.c:930
 __sk_msg_free+0x4f4/0x560 net/core/skmsg.c:205
 sk_msg_free net/core/skmsg.c:218 [inline]
 __sk_psock_purge_ingress_msg net/core/skmsg.c:781 [inline]
 __sk_psock_zap_ingress net/core/skmsg.c:799 [inline]
 sk_psock_stop+0x4c9/0x570 net/core/skmsg.c:817
 sk_psock_drop+0x226/0x300 net/core/skmsg.c:856
 sk_psock_put include/linux/skmsg.h:463 [inline]
 sock_map_unref+0x3c2/0x420 net/core/sock_map.c:184
 __sock_map_delete net/core/sock_map.c:425 [inline]
 sock_map_delete_from_link net/core/sock_map.c:438 [inline]
 sock_map_unlink net/core/sock_map.c:1497 [inline]
 sock_map_remove_links+0x3cd/0x600 net/core/sock_map.c:1512
 sock_map_close+0x111/0x440 net/core/sock_map.c:1549
 unix_release+0x82/0xc0 net/unix/af_unix.c:936
 __sock_release net/socket.c:649 [inline]
 sock_close+0xe0/0x270 net/socket.c:1336
 __fput+0x20b/0x8b0 fs/file_table.c:311
 ____fput+0x15/0x20 fs/file_table.c:339
 task_work_run+0x127/0x190 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f67e032b929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe1a6ba478 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f67e0554ba0 RCX: 00007f67e032b929
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f67e0554ba0 R08: 0000000000000000 R09: 000000191a6ba76f
R10: 00007f67e0554ac0 R11: 0000000000000246 R12: 00000000000107a4
R13: 00007ffe1a6ba570 R14: ffffffffffffffff R15: 00007ffe1a6ba590
 </TASK>

Allocated by task 1136:
 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:433 [inline]
 __kasan_slab_alloc+0xbd/0xf0 mm/kasan/common.c:466
 kasan_slab_alloc include/linux/kasan.h:217 [inline]
 slab_post_alloc_hook+0x4f/0x2b0 mm/slab.h:550
 slab_alloc_node mm/slub.c:3240 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 kmem_cache_alloc+0xf7/0x260 mm/slub.c:3255
 skb_clone+0x1cf/0x360 net/core/skbuff.c:1547
 sk_psock_verdict_recv+0x53/0x800 net/core/skmsg.c:1195
 unix_read_sock+0x10a/0x2c0 net/unix/af_unix.c:2428
 sk_psock_verdict_data_ready+0x115/0x170 net/core/skmsg.c:1238
 unix_dgram_sendmsg+0x11e6/0x1880 net/unix/af_unix.c:1942
 sock_sendmsg_nosec net/socket.c:704 [inline]
 __sock_sendmsg net/socket.c:716 [inline]
 ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436
 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490
 __sys_sendmsg net/socket.c:2519 [inline]
 __do_sys_sendmsg net/socket.c:2528 [inline]
 __se_sys_sendmsg net/socket.c:2526 [inline]
 __x64_sys_sendmsg+0x1e2/0x2a0 net/socket.c:2526
 x64_sys_call+0x4b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

Freed by task 614:
 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:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1749
 slab_free mm/slub.c:3521 [inline]
 kmem_cache_free+0x100/0x320 mm/slub.c:3539
 kfree_skbmem+0x10c/0x180 net/core/skbuff.c:-1
 __kfree_skb net/core/skbuff.c:758 [inline]
 kfree_skb_reason net/core/skbuff.c:778 [inline]
 kfree_skb+0xc1/0x2f0 net/core/skbuff.c:792
 sock_drop include/linux/skmsg.h:312 [inline]
 sk_psock_backlog+0xd56/0x10e0 net/core/skmsg.c:691
 process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
 worker_thread+0xa59/0x1200 kernel/workqueue.c:2472
 kthread+0x411/0x500 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

The buggy address belongs to the object at ffff8881293083c0
 which belongs to the cache skbuff_head_cache of size 248
The buggy address is located 0 bytes inside of
 248-byte region [ffff8881293083c0, ffff8881293084b8)
The buggy address belongs to the page:
page:ffffea0004a4c200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x129308
flags: 0x4000000000000200(slab|zone=1)
raw: 4000000000000200 dead000000000100 dead000000000122 ffff8881081aaa80
raw: 0000000000000000 00000000000c000c 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY), pid 281, ts 22855908768, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
 __alloc_pages+0x18f/0x440 mm/page_alloc.c:5795
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1932 [inline]
 new_slab+0xa1/0x4d0 mm/slub.c:1995
 ___slab_alloc+0x381/0x810 mm/slub.c:3028
 __slab_alloc+0x49/0x90 mm/slub.c:3115
 slab_alloc_node mm/slub.c:3206 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 kmem_cache_alloc+0x138/0x260 mm/slub.c:3255
 kmem_cache_alloc_node include/linux/slab.h:489 [inline]
 __alloc_skb+0xe0/0x740 net/core/skbuff.c:416
 alloc_skb include/linux/skbuff.h:1183 [inline]
 nlmsg_new include/net/netlink.h:953 [inline]
 inet6_ifa_notify net/ipv6/addrconf.c:5542 [inline]
 __ipv6_ifa_notify+0x1e8/0xdb0 net/ipv6/addrconf.c:6197
 ipv6_ifa_notify net/ipv6/addrconf.c:6249 [inline]
 inet6_addr_add+0x671/0xa10 net/ipv6/addrconf.c:3031
 inet6_rtm_newaddr+0x6c1/0x970 net/ipv6/addrconf.c:4977
 rtnetlink_rcv_msg+0x9e4/0xb90 net/core/rtnetlink.c:5650
 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2493
 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5668
 netlink_unicast_kernel net/netlink/af_netlink.c:1315 [inline]
 netlink_unicast+0x87c/0xa40 net/netlink/af_netlink.c:1341
page_owner free stack trace missing

Memory state around the buggy address:
 ffff888129308280: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888129308300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc
>ffff888129308380: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
                                           ^
 ffff888129308400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888129308480: fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc fc
==================================================================

Crashes (73):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/07 00:28 android13-5.15-lts 5cf73bface18 4f67c4ae .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2025/06/28 05:21 android13-5.15-lts 0d918fa8e88d fc9d8ee5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/06/26 00:57 android13-5.15-lts 0d918fa8e88d 26d77996 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2025/06/14 08:48 android13-5.15-lts e678c93d43cc 0e8da31f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/06/14 08:20 android13-5.15-lts e678c93d43cc 0e8da31f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/06/12 03:17 android13-5.15-lts e678c93d43cc 98683f8f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/06/08 15:27 android13-5.15-lts e678c93d43cc 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2025/06/04 15:27 android13-5.15-lts 4032a894ccb2 e565f08d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/05/21 16:14 android13-5.15-lts 56993594bfa4 dc5d3808 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/04/30 16:14 android13-5.15-lts 88c4075c39ed 85a5a23f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2025/04/29 05:45 android13-5.15-lts 88c4075c39ed aeb6ec69 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/04/23 08:13 android13-5.15-lts 8034ec1338e8 53a8b9bd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/04/15 21:48 android13-5.15-lts 610bd6013c81 23b969b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/04/11 02:06 android13-5.15-lts 760764029c6d 1ef3ab4d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/04/10 08:10 android13-5.15-lts 760764029c6d 988b336c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/04/05 15:29 android13-5.15-lts 5e1b899f19c3 c53ea9c9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/04/04 18:44 android13-5.15-lts 5e1b899f19c3 1c4febdb .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/03/05 17:05 android13-5.15-lts 7d1f9b5c2ff5 60f5d8d9 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/03/05 16:32 android13-5.15-lts 7d1f9b5c2ff5 60f5d8d9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/02/27 21:12 android13-5.15-lts 7d1f9b5c2ff5 6a8fcbc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2025/02/23 08:37 android13-5.15-lts 7d1f9b5c2ff5 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/02/23 07:29 android13-5.15-lts 7d1f9b5c2ff5 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/02/15 10:33 android13-5.15-lts 058abb720bd1 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/02/13 18:14 android13-5.15-lts 058abb720bd1 a98a8417 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/02/11 22:12 android13-5.15-lts 058abb720bd1 f2baddf5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/01/28 06:20 android13-5.15-lts d1a25a6a4b3b 18070896 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/01/22 03:24 android13-5.15-lts 829d9f138569 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/01/13 16:41 android13-5.15-lts 829d9f138569 249ceea9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/01/10 07:15 android13-5.15-lts 19092c8155b4 67d7ec0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2025/01/06 18:05 android13-5.15-lts 19092c8155b4 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/12/12 21:53 android13-5.15-lts 1f9202a6d83b 530e80f8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/11/27 16:11 android13-5.15-lts 101e665d55a8 52b38cc1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/11/27 16:11 android13-5.15-lts 101e665d55a8 52b38cc1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/11/20 01:04 android13-5.15-lts 2e66050fb753 7d02db5a .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/11/20 00:29 android13-5.15-lts 2e66050fb753 7d02db5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/11/17 16:07 android13-5.15-lts ef332e923197 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/11/17 03:53 android13-5.15-lts 42bb395d8907 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/11/15 14:45 android13-5.15-lts 3bfe08931bff f6ede3a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/11/12 07:07 android13-5.15-lts 3bfe08931bff 75bb1b32 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/11/03 10:44 android13-5.15-lts 5e4635681cf1 f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/10/23 13:55 android13-5.15-lts 5e4635681cf1 15fa2979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/10/20 14:47 android13-5.15-lts 5e4635681cf1 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/10/15 05:16 android13-5.15-lts 5e4635681cf1 b01b6661 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/10/08 12:28 android13-5.15-lts 80dd36dca275 402f1df0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/09/18 11:49 android13-5.15-lts b92c0d35d015 c673ca06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/09/16 18:59 android13-5.15-lts b92c0d35d015 c673ca06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/08/09 19:44 android13-5.15-lts 70e1a731d986 a83d9288 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/08/09 19:14 android13-5.15-lts 70e1a731d986 a83d9288 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/31 13:43 android13-5.15-lts d0a6506ecafd 6fde257d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/27 07:12 android13-5.15-lts 4edafe6c0231 46eb10b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/27 05:01 android13-5.15-lts 4edafe6c0231 46eb10b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/25 03:16 android13-5.15-lts 5356d2f17edf d1a1b0ca .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/25 03:09 android13-5.15-lts 5356d2f17edf d1a1b0ca .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/25 03:08 android13-5.15-lts 5356d2f17edf d1a1b0ca .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/23 03:31 android13-5.15-lts 5356d2f17edf 708c10c4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/17 10:25 android13-5.15-lts db06c48ab67e 215bec2d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/07/14 06:35 android13-5.15-lts db06c48ab67e eaeb5c15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/05/05 19:43 android13-5.15-lts 5d96939590c0 610f2a54 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/04/29 02:06 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/04/28 16:00 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/04/28 10:44 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/04/20 17:36 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/04/20 09:25 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/04/19 14:55 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/04/19 14:39 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf KASAN: use-after-free Read in consume_skb
2024/03/06 06:40 android13-5.15-lts 993bed180178 f39a7eed .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/01/19 05:05 android13-5.15-lts 1c3a1f32bcbd 21772ce4 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2024/01/19 04:43 android13-5.15-lts 1c3a1f32bcbd 21772ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2023/09/25 17:24 android13-5.15-lts ea586874d2f9 0b6a67ac .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2023/09/21 03:10 android13-5.15-lts ea586874d2f9 0b6a67ac .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
2023/09/21 02:28 android13-5.15-lts ea586874d2f9 0b6a67ac .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in consume_skb
* Struck through repros no longer work on HEAD.