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KASAN: slab-use-after-free Read in qfq_reset_qdisc (2)

Status: upstream: reported C repro on 2025/11/06 07:06
Subsystems: net
[Documentation on labels]
Reported-by: syzbot+ec7176504e5bcc33ca4e@syzkaller.appspotmail.com
First crash: 226d, last: 124d
▶ ▼ ✨ AI Jobs (3)
ID Workflow Result Correct Bug Created Started Finished Revision Error
c1c3ebbd-5c85-4f89-b100-de46c3ba9b91 assessment-security 💥 KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) 2026/06/04 03:04 2026/06/04 03:04 2026/06/04 03:04 62fe15281f5011cd203d8845b8767b10e7443aa5 failed to run ["git" "-c" "core.hooksPath=/dev/null" "fetch" "--force" "--tags" "433dfd5a8a5d80bbf0669b14e9ed908911a52dd6" "59e4d31a0470503dc922bad1970fc6a1c7dfd76b"]: exit status 128 fatal: remote error: upload-pack: not our ref 59e4d31a0470503dc922bad1970fc6a1c7dfd76b
96413db2-ed16-4a3f-aad6-a5dd8d1bd664 assessment-security 💥 KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) 2026/06/01 17:51 2026/06/01 17:51 2026/06/01 17:51 386cc6dacdf7e3ebce9507beed6755d7e999554d failed to run ["git" "-c" "core.hooksPath=/dev/null" "fetch" "--force" "--tags" "433dfd5a8a5d80bbf0669b14e9ed908911a52dd6" "59e4d31a0470503dc922bad1970fc6a1c7dfd76b"]: exit status 128 fatal: remote error: upload-pack: not our ref 59e4d31a0470503dc922bad1970fc6a1c7dfd76b
1f45d267-29a8-44f0-8e55-1eb4f158df8a assessment-security 💥 KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) 2026/05/17 06:53 2026/05/17 06:53 2026/05/17 06:53 de5aae85e5f28e2fa1c7deefcc24fe286abe5140 failed to run ["git" "-c" "core.hooksPath=/dev/null" "fetch" "--force" "--tags" "433dfd5a8a5d80bbf0669b14e9ed908911a52dd6" "59e4d31a0470503dc922bad1970fc6a1c7dfd76b"]: exit status 128 fatal: remote error: upload-pack: not our ref 59e4d31a0470503dc922bad1970fc6a1c7dfd76b
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[PATCH v1 net] net: sched: sch_qfq: Fix use-after-free in qfq_reset_qdisc(). 4 (4) 2025/11/12 03:48
[syzbot] [net?] KASAN: slab-use-after-free Read in qfq_reset_qdisc (2) 0 (1) 2025/11/06 07:06
▶ ▼ Similar bugs (7)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc net 19 3 1041d 1084d 0/29 closed as invalid on 2023/09/21 09:36
linux-4.14 general protection fault in qfq_reset_qdisc (2) 2 2 1895d 1972d 0/1 auto-closed as invalid on 2021/07/26 19:48
upstream general protection fault in qfq_reset_qdisc net 19 5 1393d 1465d 0/29 auto-obsoleted due to no activity on 2022/11/11 06:00
linux-6.1 KASAN: use-after-free Read in qfq_reset_qdisc origin:upstream 19 C error 5 160d 160d 0/3 upstream: reported C repro on 2025/12/27 09:38
upstream general protection fault in qfq_reset_qdisc (3) net 2 2 837d 888d 0/29 closed as invalid on 2024/03/12 16:19
upstream KASAN: use-after-free Read in qfq_reset_qdisc net 19 1 1600d 1600d 0/29 closed as invalid on 2022/02/17 02:00
upstream general protection fault in qfq_reset_qdisc (2) net 2 1 965d 965d 0/29 closed as invalid on 2023/12/05 18:14
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2026/04/26 23:15 1h05m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2026/04/26 23:15 31m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2026/04/26 23:15 31m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2026/02/15 21:19 27m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2026/02/15 21:19 42m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2026/02/15 21:19 27m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2025/11/07 16:31 20m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2025/11/07 16:31 38m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2025/10/23 02:49 55m kuniyu@google.com patch git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci OK log
2025/10/23 02:16 23m kuniyu@google.com patch git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log

Sample crash report:
 __sys_sendmsg net/socket.c:2678 [inline]
 __do_sys_sendmsg net/socket.c:2683 [inline]
 __se_sys_sendmsg net/socket.c:2681 [inline]
 __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2681
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
==================================================================
BUG: KASAN: slab-use-after-free in qfq_reset_qdisc+0xcc/0x208 net/sched/sch_qfq.c:1484
Read of size 8 at addr ffff0000caba4150 by task syz.0.17/6768

CPU: 0 UID: 0 PID: 6768 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 print_address_description+0xa8/0x238 mm/kasan/report.c:378
 print_report+0x68/0x84 mm/kasan/report.c:482
 kasan_report+0xb0/0x110 mm/kasan/report.c:595
 __asan_report_load8_noabort+0x20/0x2c mm/kasan/report_generic.c:381
 qfq_reset_qdisc+0xcc/0x208 net/sched/sch_qfq.c:1484
 qdisc_reset+0x110/0x598 net/sched/sch_generic.c:1034
 __qdisc_destroy+0x134/0x4bc net/sched/sch_generic.c:1073
 qdisc_put net/sched/sch_generic.c:1105 [inline]
 dev_shutdown+0x35c/0x47c net/sched/sch_generic.c:1493
 unregister_netdevice_many_notify+0xecc/0x2110 net/core/dev.c:12371
 unregister_netdevice_many net/core/dev.c:12446 [inline]
 unregister_netdevice_queue+0x26c/0x2fc net/core/dev.c:12260
 unregister_netdevice include/linux/netdevice.h:3405 [inline]
 __tun_detach+0x5d4/0x1304 drivers/net/tun.c:621
 tun_detach drivers/net/tun.c:637 [inline]
 tun_chr_close+0x118/0x1f8 drivers/net/tun.c:3436
 __fput+0x340/0x75c fs/file_table.c:468
 ____fput+0x20/0x58 fs/file_table.c:496
 task_work_run+0x1dc/0x260 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:44 [inline]
 exit_to_user_mode_loop+0x10c/0x18c kernel/entry/common.c:75
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 exit_to_user_mode_prepare_legacy include/linux/irq-entry-common.h:242 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:81 [inline]
 el0_svc+0x17c/0x26c arch/arm64/kernel/entry-common.c:725
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596

Allocated by task 6768:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x40/0x78 mm/kasan/common.c:78
 kasan_save_alloc_info+0x44/0x54 mm/kasan/generic.c:570
 poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
 __kasan_kmalloc+0x9c/0xb4 mm/kasan/common.c:415
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __kmalloc_cache_noprof+0x3b8/0x698 mm/slub.c:5776
 kmalloc_noprof include/linux/slab.h:957 [inline]
 kzalloc_noprof include/linux/slab.h:1094 [inline]
 qfq_change_class+0x498/0xbe8 net/sched/sch_qfq.c:479
 __tc_ctl_tclass net/sched/sch_api.c:2279 [inline]
 tc_ctl_tclass+0x988/0x10b0 net/sched/sch_api.c:2309
 rtnetlink_rcv_msg+0x624/0x97c net/core/rtnetlink.c:6967
 netlink_rcv_skb+0x220/0x3fc net/netlink/af_netlink.c:2550
 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6985
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x694/0x8c4 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1894
 sock_sendmsg_nosec net/socket.c:727 [inline]
 __sock_sendmsg net/socket.c:742 [inline]
 ____sys_sendmsg+0x490/0x7c4 net/socket.c:2592
 ___sys_sendmsg+0x204/0x278 net/socket.c:2646
 __sys_sendmsg net/socket.c:2678 [inline]
 __do_sys_sendmsg net/socket.c:2683 [inline]
 __se_sys_sendmsg net/socket.c:2681 [inline]
 __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2681
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596

Freed by task 6768:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x40/0x78 mm/kasan/common.c:78
 kasan_save_free_info+0x58/0x70 mm/kasan/generic.c:584
 poison_slab_object mm/kasan/common.c:253 [inline]
 __kasan_slab_free+0x74/0xa4 mm/kasan/common.c:285
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:2540 [inline]
 slab_free mm/slub.c:6670 [inline]
 kfree+0x1c4/0x5fc mm/slub.c:6878
 qfq_change_class+0x92c/0xbe8 net/sched/sch_qfq.c:533
 __tc_ctl_tclass net/sched/sch_api.c:2279 [inline]
 tc_ctl_tclass+0x988/0x10b0 net/sched/sch_api.c:2309
 rtnetlink_rcv_msg+0x624/0x97c net/core/rtnetlink.c:6967
 netlink_rcv_skb+0x220/0x3fc net/netlink/af_netlink.c:2550
 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6985
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x694/0x8c4 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1894
 sock_sendmsg_nosec net/socket.c:727 [inline]
 __sock_sendmsg net/socket.c:742 [inline]
 ____sys_sendmsg+0x490/0x7c4 net/socket.c:2592
 ___sys_sendmsg+0x204/0x278 net/socket.c:2646
 __sys_sendmsg net/socket.c:2678 [inline]
 __do_sys_sendmsg net/socket.c:2683 [inline]
 __se_sys_sendmsg net/socket.c:2681 [inline]
 __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2681
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596

The buggy address belongs to the object at ffff0000caba4100
 which belongs to the cache kmalloc-128 of size 128
The buggy address is located 80 bytes inside of
 freed 128-byte region [ffff0000caba4100, ffff0000caba4180)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10aba4
flags: 0x5ffc00000000000(node=0|zone=2|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 05ffc00000000000 ffff0000c0001a00 fffffdffc30c5840 dead000000000004
raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff0000caba4000: 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc
 ffff0000caba4080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff0000caba4100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                 ^
 ffff0000caba4180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff0000caba4200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
Unable to handle kernel paging request at virtual address 0052007bc0000357
Mem abort info:
  ESR = 0x0000000096000004
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x04: level 0 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[0052007bc0000357] address between user and kernel address ranges
Internal error: Oops: 0000000096000004 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 6768 Comm: syz.0.17 Tainted: G    B               syzkaller #0 PREEMPT 
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : qfq_reset_qdisc+0xbc/0x208 net/sched/sch_qfq.c:1484
lr : qfq_reset_qdisc+0x158/0x208 net/sched/sch_qfq.c:1483
sp : ffff8000a10977a0
x29: ffff8000a10977b0 x28: 0000000000000000 x27: 1fffe0001af75052
x26: 0052807bc0000357 x25: dfff800000000000 x24: 0000000000000000
x23: 029403de00001ab8 x22: 029403de00001a68 x21: ffff0000d7ba8290
x20: ffff0000d7ba8298 x19: ffff0000d7ba8000 x18: 1fffe0003377d090
x17: 3d3d3d3d3d3d3d3d x16: ffff800082e5e68c x15: 0000000000000001
x14: 1ffff0001255c918 x13: 0000000000000000 x12: 0000000000000000
x11: ffff70001255c919 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000dcb2b900 x7 : 0000000000000001 x6 : ffff8000805761f8
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000894e0168
x2 : 0000000000000000 x1 : 0000000000000008 x0 : 0000000000000000
Call trace:
 qfq_reset_qdisc+0xbc/0x208 net/sched/sch_qfq.c:1484 (P)
 qdisc_reset+0x110/0x598 net/sched/sch_generic.c:1034
 __qdisc_destroy+0x134/0x4bc net/sched/sch_generic.c:1073
 qdisc_put net/sched/sch_generic.c:1105 [inline]
 dev_shutdown+0x35c/0x47c net/sched/sch_generic.c:1493
 unregister_netdevice_many_notify+0xecc/0x2110 net/core/dev.c:12371
 unregister_netdevice_many net/core/dev.c:12446 [inline]
 unregister_netdevice_queue+0x26c/0x2fc net/core/dev.c:12260
 unregister_netdevice include/linux/netdevice.h:3405 [inline]
 __tun_detach+0x5d4/0x1304 drivers/net/tun.c:621
 tun_detach drivers/net/tun.c:637 [inline]
 tun_chr_close+0x118/0x1f8 drivers/net/tun.c:3436
 __fput+0x340/0x75c fs/file_table.c:468
 ____fput+0x20/0x58 fs/file_table.c:496
 task_work_run+0x1dc/0x260 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:44 [inline]
 exit_to_user_mode_loop+0x10c/0x18c kernel/entry/common.c:75
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 exit_to_user_mode_prepare_legacy include/linux/irq-entry-common.h:242 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:81 [inline]
 el0_svc+0x17c/0x26c arch/arm64/kernel/entry-common.c:725
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
Code: d1002116 b4000656 910142d7 d343fefa (38796b48) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d1002116 	sub	x22, x8, #0x8
   4:	b4000656 	cbz	x22, 0xcc
   8:	910142d7 	add	x23, x22, #0x50
   c:	d343fefa 	lsr	x26, x23, #3
* 10:	38796b48 	ldrb	w8, [x26, x25] <-- trapping instruction

Crashes (45):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/01 20:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 6b8752f2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/22 20:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 143937ca51cc 252fbbad .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/22 19:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 143937ca51cc 252fbbad .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/15 11:24 upstream 944aacb68baf d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/08 20:14 upstream 79b95d74470d d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/04 05:53 upstream aacb0a6d604a d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/01 21:10 upstream b69053dd3ffb d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/10 12:11 upstream c9b47175e913 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/07 16:11 upstream 37bb2e7217b0 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/06 13:33 upstream 51d90a15fedf d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/11/21 19:21 upstream fd95357fd8c6 c31c1b0b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/11/13 15:45 upstream e927c520e1ba 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/23 13:56 upstream 43e9ad0c55a3 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/23 09:31 upstream 250a17e8f955 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/03 02:06 upstream 4a26e7032d7d d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/23 20:54 upstream 43e9ad0c55a3 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/23 20:47 upstream 43e9ad0c55a3 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/09 11:58 upstream 623fb9912f6a d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/27 16:02 upstream c53f467229a7 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/25 10:49 upstream ccd1cdca5cd4 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/13 14:12 upstream 9551a26f17d9 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/09 00:23 upstream a110f942672c d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/11/22 06:59 upstream 2eba5e05d9bc 4fb8ef37 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/24 08:57 upstream 6fab32bb6508 c0460fcd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/23 13:10 upstream 43e9ad0c55a3 c0460fcd .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/23 08:06 upstream 43e9ad0c55a3 c0460fcd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/08 14:32 upstream f0b9d8eb98df d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/01 20:23 upstream b69053dd3ffb d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/28 07:57 upstream d26143bb38e2 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/27 09:11 upstream 3f0e9c8cefa9 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/10 08:33 upstream c9b47175e913 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/10 08:29 upstream c9b47175e913 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/11/22 07:36 upstream 2eba5e05d9bc 4fb8ef37 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/22 21:38 upstream dd72c8fcf6d3 c0460fcd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/14 10:54 net ffe4ccd359d0 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/10 12:00 net 5ace7ef87f05 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/11/12 04:25 net 0345552a653c 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/09 00:13 net-next 8f7aa3d3c732 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/02 13:22 net-next 31a3ed492dd4 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/02/01 19:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/22 04:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 101dad69 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2026/01/08 14:26 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e8c40f11c7b0 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/12/20 07:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f0b4cce4481 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/24 02:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
2025/10/22 18:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 143937ca51cc 252fbbad .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-use-after-free Read in qfq_reset_qdisc
* Struck through repros no longer work on HEAD.