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KASAN: use-after-free Read in qd_unlock

Status: upstream: reported C repro on 2024/06/24 17:41
Bug presence: origin:lts-only
[Documentation on labels]
Reported-by: syzbot+edea969b2d7e2438f7f1@syzkaller.appspotmail.com
First crash: 737d, last: 1h36m
Fix commit to backport (bisect log) :
tree: upstream
commit f66af88e33212b57ea86da2c5d66c0d9d5c46344
Author: Andreas Gruenbacher <agruenba@redhat.com>
Date: Mon Aug 28 14:39:20 2023 +0000

  gfs2: Stop using gfs2_make_fs_ro for withdraw

  
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2025/03/15 linux-5.15.y (ToT) 0c935c049b5c C [report] KASAN: use-after-free Read in qd_unlock
2025/03/15 upstream (ToT) b35233e7bfa0 C Didn't crash
▶ ▼ Similar bugs (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KASAN: use-after-free Read in qd_unlock (2) gfs2 19 C error done 5 1047d 1276d 23/29 fixed on 2023/10/12 12:47
linux-6.1 KASAN: use-after-free Read in qd_unlock 19 7 729d 737d 0/3 auto-obsoleted due to no activity on 2024/10/10 22:13
upstream KASAN: use-after-free Read in qd_unlock gfs2 19 1 1561d 1557d 0/29 auto-closed as invalid on 2022/07/22 08:43
▶ ▼ Last patch testing requests (4)
Created Duration User Patch Repo Result
2025/02/28 22:13 12m retest repro linux-5.15.y report log
2025/02/14 11:32 12m retest repro linux-5.15.y report log
2024/12/20 15:06 14m retest repro linux-5.15.y report log
2024/10/09 21:54 15m retest repro linux-5.15.y report log
▶ ▼ Fix bisection attempts (4)
Created Duration User Patch Repo Result
2025/05/13 06:23 7h52m fix candidate upstream OK (1) job log
2024/12/13 16:16 1m fix candidate upstream error job log
2024/10/06 14:40 1m fix candidate upstream error job log
2024/07/27 22:24 1m fix candidate upstream error job log

Sample crash report:
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff873ab100
R13: 00007f781b8862ca R14: 0000000000012507 R15: 00007fff873ab140
 </TASK>
==================================================================
BUG: KASAN: use-after-free in instrument_atomic_read include/linux/instrumented.h:71 [inline]
BUG: KASAN: use-after-free in test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline]
BUG: KASAN: use-after-free in qd_unlock+0x30/0x2d0 fs/gfs2/quota.c:498
Read of size 8 at addr ffff88805bc3b090 by task syz-executor/4310

CPU: 1 PID: 4310 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
 print_address_description+0x60/0x2d0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:434 [inline]
 kasan_report+0xdf/0x130 mm/kasan/report.c:451
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x235/0x290 mm/kasan/generic.c:189
 instrument_atomic_read include/linux/instrumented.h:71 [inline]
 test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline]
 qd_unlock+0x30/0x2d0 fs/gfs2/quota.c:498
 gfs2_quota_sync+0x63b/0x780 fs/gfs2/quota.c:1336
 gfs2_sync_fs+0x48/0xb0 fs/gfs2/super.c:651
 sync_filesystem+0xe6/0x220 fs/sync.c:56
 generic_shutdown_super+0x6b/0x300 fs/super.c:448
 kill_block_super+0x7c/0xe0 fs/super.c:1427
 deactivate_locked_super+0x93/0xf0 fs/super.c:335
 cleanup_mnt+0x426/0x4d0 fs/namespace.c:1148
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f781b7f2097
Code: a2 c7 05 5c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff873a9fb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f781b8862ca RCX: 00007f781b7f2097
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff873aa070
RBP: 00007fff873aa070 R08: 00007fff873ab070 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff873ab100
R13: 00007f781b8862ca R14: 0000000000012507 R15: 00007fff873ab140
 </TASK>

Allocated by task 4324:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 __kasan_slab_alloc+0x92/0xc0 mm/kasan/common.c:467
 kasan_slab_alloc include/linux/kasan.h:254 [inline]
 slab_post_alloc_hook+0x4c/0x380 mm/slab.h:519
 slab_alloc_node mm/slub.c:3225 [inline]
 slab_alloc mm/slub.c:3233 [inline]
 kmem_cache_alloc+0x15d/0x280 mm/slub.c:3238
 kmem_cache_zalloc include/linux/slab.h:728 [inline]
 qd_alloc+0x50/0x260 fs/gfs2/quota.c:216
 gfs2_quota_init+0x74d/0xe80 fs/gfs2/quota.c:1426
 gfs2_make_fs_rw+0x41c/0x590 fs/gfs2/super.c:159
 gfs2_fill_super+0x17d1/0x1ea0 fs/gfs2/ops_fstype.c:1276
 get_tree_bdev+0x3e6/0x610 fs/super.c:1325
 gfs2_get_tree+0x4d/0x1e0 fs/gfs2/ops_fstype.c:1332
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x247/0xa40 fs/namespace.c:3034
 do_mount fs/namespace.c:3377 [inline]
 __do_sys_mount fs/namespace.c:3585 [inline]
 __se_sys_mount+0x2e3/0x3d0 fs/namespace.c:3562
 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 26:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:46
 kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:360
 ____kasan_slab_free+0xd5/0x110 mm/kasan/common.c:366
 kasan_slab_free include/linux/kasan.h:230 [inline]
 slab_free_hook mm/slub.c:1710 [inline]
 slab_free_freelist_hook+0xec/0x170 mm/slub.c:1736
 slab_free mm/slub.c:3504 [inline]
 kmem_cache_free+0x8f/0x210 mm/slub.c:3520
 rcu_do_batch kernel/rcu/tree.c:2523 [inline]
 rcu_core+0x96e/0x1650 kernel/rcu/tree.c:2763
 handle_softirqs+0x336/0x830 kernel/softirq.c:576
 do_softirq+0x142/0x210 kernel/softirq.c:477
 __local_bh_enable_ip+0x180/0x1c0 kernel/softirq.c:401
 wg_packet_create_data_done drivers/net/wireguard/send.c:247 [inline]
 wg_packet_tx_worker+0x174/0x7b0 drivers/net/wireguard/send.c:276
 process_one_work+0x867/0xff0 kernel/workqueue.c:2310
 worker_thread+0xad7/0x12a0 kernel/workqueue.c:2457
 kthread+0x42e/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Last potentially related work creation:
 kasan_save_stack+0x35/0x60 mm/kasan/common.c:38
 kasan_record_aux_stack+0xb8/0x100 mm/kasan/generic.c:348
 __call_rcu kernel/rcu/tree.c:3011 [inline]
 call_rcu+0x189/0x900 kernel/rcu/tree.c:3091
 gfs2_quota_cleanup+0x414/0x670 fs/gfs2/quota.c:1490
 gfs2_make_fs_ro+0x440/0x620 fs/gfs2/super.c:561
 signal_our_withdraw fs/gfs2/util.c:166 [inline]
 gfs2_withdraw+0x660/0x14e0 fs/gfs2/util.c:335
 gfs2_dinode_in fs/gfs2/glops.c:-1 [inline]
 gfs2_inode_refresh+0xb2d/0x11a0 fs/gfs2/glops.c:497
 inode_go_lock+0x127/0x450 fs/gfs2/glops.c:522
 do_promote+0x75b/0xb20 fs/gfs2/glock.c:507
 finish_xmote+0x4c2/0xaf0 fs/gfs2/glock.c:678
 do_xmote+0x752/0x10a0 fs/gfs2/glock.c:824
 gfs2_glock_nq+0xc6b/0x1510 fs/gfs2/glock.c:1534
 gfs2_glock_nq_init fs/gfs2/glock.h:246 [inline]
 do_sync+0x49c/0xba0 fs/gfs2/quota.c:927
 gfs2_quota_sync+0x355/0x780 fs/gfs2/quota.c:1329
 gfs2_sync_fs+0x48/0xb0 fs/gfs2/super.c:651
 sync_filesystem+0xe6/0x220 fs/sync.c:56
 generic_shutdown_super+0x6b/0x300 fs/super.c:448
 kill_block_super+0x7c/0xe0 fs/super.c:1427
 deactivate_locked_super+0x93/0xf0 fs/super.c:335
 cleanup_mnt+0x426/0x4d0 fs/namespace.c:1148
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

The buggy address belongs to the object at ffff88805bc3b000
 which belongs to the cache gfs2_quotad of size 272
The buggy address is located 144 bytes inside of
 272-byte region [ffff88805bc3b000, ffff88805bc3b110)
The buggy address belongs to the page:
page:ffffea00016f0ec0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5bc3b
flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888146cb1640
raw: 0000000000000000 00000000800c000c 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 0x112c50(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL|__GFP_RECLAIMABLE), pid 4324, ts 75592572106, free_ts 20643505881
 prep_new_page mm/page_alloc.c:2426 [inline]
 get_page_from_freelist+0x24f6/0x2670 mm/page_alloc.c:4192
 __alloc_pages+0x1ee/0x480 mm/page_alloc.c:5501
 alloc_slab_page mm/slub.c:1780 [inline]
 allocate_slab mm/slub.c:1917 [inline]
 new_slab+0xc0/0x4b0 mm/slub.c:1980
 ___slab_alloc+0x807/0xdd0 mm/slub.c:3013
 __slab_alloc mm/slub.c:3100 [inline]
 slab_alloc_node mm/slub.c:3191 [inline]
 slab_alloc mm/slub.c:3233 [inline]
 kmem_cache_alloc+0xf0/0x280 mm/slub.c:3238
 kmem_cache_zalloc include/linux/slab.h:728 [inline]
 qd_alloc+0x50/0x260 fs/gfs2/quota.c:216
 gfs2_quota_init+0x74d/0xe80 fs/gfs2/quota.c:1426
 gfs2_make_fs_rw+0x41c/0x590 fs/gfs2/super.c:159
 gfs2_fill_super+0x17d1/0x1ea0 fs/gfs2/ops_fstype.c:1276
 get_tree_bdev+0x3e6/0x610 fs/super.c:1325
 gfs2_get_tree+0x4d/0x1e0 fs/gfs2/ops_fstype.c:1332
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x247/0xa40 fs/namespace.c:3034
 do_mount fs/namespace.c:3377 [inline]
 __do_sys_mount fs/namespace.c:3585 [inline]
 __se_sys_mount+0x2e3/0x3d0 fs/namespace.c:3562
 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
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1340 [inline]
 free_pcp_prepare mm/page_alloc.c:1391 [inline]
 free_unref_page_prepare+0x637/0x6c0 mm/page_alloc.c:3317
 free_unref_page+0x8f/0x2a0 mm/page_alloc.c:3396
 free_contig_range+0x96/0xf0 mm/page_alloc.c:9428
 destroy_args+0xef/0xa00 mm/debug_vm_pgtable.c:1018
 debug_vm_pgtable+0x321/0x380 mm/debug_vm_pgtable.c:1336
 do_one_initcall+0x272/0x730 init/main.c:1315
 do_initcall_level+0x13d/0x1f0 init/main.c:1388
 do_initcalls+0x4b/0x90 init/main.c:1404
 kernel_init_freeable+0x3d5/0x560 init/main.c:1628
 kernel_init+0x19/0x1b0 init/main.c:1519
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Memory state around the buggy address:
 ffff88805bc3af80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88805bc3b000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88805bc3b080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                         ^
 ffff88805bc3b100: fb fb fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88805bc3b180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================

Crashes (12692):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/07/02 02:08 linux-5.15.y eceeec79dbc6 27192279 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/22 09:46 linux-5.15.y eceeec79dbc6 43bfcdb0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/20 23:56 linux-5.15.y eceeec79dbc6 43bfcdb0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/20 23:52 linux-5.15.y eceeec79dbc6 43bfcdb0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/14 00:45 linux-5.15.y dc027a595035 1d2f3589 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/13 16:22 linux-5.15.y dc027a595035 1d2f3589 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/09 09:10 linux-5.15.y dc027a595035 656e94c6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/09 06:24 linux-5.15.y dc027a595035 656e94c6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/09 03:18 linux-5.15.y dc027a595035 656e94c6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/04 22:22 linux-5.15.y dc027a595035 197909be .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/27 05:36 linux-5.15.y 241d66fa280c 2b01f00e .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/25 19:19 linux-5.15.y 241d66fa280c c69befb3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/25 19:17 linux-5.15.y 241d66fa280c c69befb3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/23 07:57 linux-5.15.y 93741761e5e3 c69befb3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/22 08:26 linux-5.15.y 93741761e5e3 70ae9b03 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/21 11:11 linux-5.15.y 93741761e5e3 41b8c833 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/21 08:52 linux-5.15.y 93741761e5e3 41b8c833 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/20 09:21 linux-5.15.y 93741761e5e3 0909d65f .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/14 18:48 linux-5.15.y de8dfb3f0278 6ccb967e .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/14 07:29 linux-5.15.y de8dfb3f0278 6ccb967e .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/12 05:38 linux-5.15.y de8dfb3f0278 d168f260 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/10 16:03 linux-5.15.y de8dfb3f0278 29233ece .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/07 20:15 linux-5.15.y ef251c45f1cd cbf9e0fc .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/02 05:31 linux-5.15.y ef251c45f1cd 753c55b9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/05/02 00:33 linux-5.15.y ef251c45f1cd 753c55b9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/27 03:36 linux-5.15.y b9d57c40a767 9c2d0995 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/24 10:46 linux-5.15.y b9d57c40a767 9cfb3ca7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/24 09:32 linux-5.15.y b9d57c40a767 9cfb3ca7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/23 09:47 linux-5.15.y b9d57c40a767 b10da5ec .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/22 20:10 linux-5.15.y b9d57c40a767 4595e353 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/20 06:39 linux-5.15.y b9d57c40a767 303e2802 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/20 01:15 linux-5.15.y b9d57c40a767 303e2802 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/18 19:32 linux-5.15.y b9d57c40a767 303e2802 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/18 00:37 linux-5.15.y 91d48252ad4b 24ecfc1e .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/16 07:58 linux-5.15.y 91d48252ad4b df15c5f3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/09 14:52 linux-5.15.y 91d48252ad4b 38c8e246 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/05 23:05 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/05 10:10 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/05 06:56 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/03 14:06 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/04/03 13:18 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2025/01/31 07:18 linux-5.15.y 003148680b79 4c6ac32f .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2024/07/12 13:35 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 KASAN: use-after-free Read in qd_unlock
2026/07/02 08:13 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/02 07:08 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/02 04:59 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 21:46 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 20:39 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 20:39 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 19:31 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 18:30 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 17:05 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 17:05 linux-5.15.y eceeec79dbc6 27192279 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 12:11 linux-5.15.y eceeec79dbc6 00a5cf1c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 11:02 linux-5.15.y eceeec79dbc6 00a5cf1c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 06:49 linux-5.15.y eceeec79dbc6 00a5cf1c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 03:57 linux-5.15.y eceeec79dbc6 00a5cf1c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 02:55 linux-5.15.y eceeec79dbc6 00a5cf1c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 02:24 linux-5.15.y eceeec79dbc6 00a5cf1c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/07/01 00:22 linux-5.15.y eceeec79dbc6 00e8b0fd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 18:37 linux-5.15.y eceeec79dbc6 00e8b0fd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 15:48 linux-5.15.y eceeec79dbc6 00e8b0fd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 15:47 linux-5.15.y eceeec79dbc6 00e8b0fd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 13:59 linux-5.15.y eceeec79dbc6 00e8b0fd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 10:28 linux-5.15.y eceeec79dbc6 fff8d0a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 08:54 linux-5.15.y eceeec79dbc6 fff8d0a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 05:09 linux-5.15.y eceeec79dbc6 fff8d0a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 04:23 linux-5.15.y eceeec79dbc6 fff8d0a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 01:49 linux-5.15.y eceeec79dbc6 fff8d0a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/30 00:29 linux-5.15.y eceeec79dbc6 6a0c72dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 16:16 linux-5.15.y eceeec79dbc6 6a0c72dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 16:08 linux-5.15.y eceeec79dbc6 6a0c72dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 14:40 linux-5.15.y eceeec79dbc6 6a0c72dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 11:46 linux-5.15.y eceeec79dbc6 6a0c72dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 11:16 linux-5.15.y eceeec79dbc6 6a0c72dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 09:55 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 02:52 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 01:50 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/29 01:18 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 22:50 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 21:24 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 19:35 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 18:00 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 16:27 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 11:32 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 09:46 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 08:39 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 08:37 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2026/06/28 07:27 linux-5.15.y eceeec79dbc6 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2024/06/24 17:41 linux-5.15.y 4878aadf2d15 edc5149a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan KASAN: use-after-free Read in qd_unlock
2025/08/26 18:35 linux-5.15.y c79648372d02 e12e5ba4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 KASAN: use-after-free Read in qd_unlock
* Struck through repros no longer work on HEAD.