syzbot


KASAN: use-after-free Read in register_shrinker

Status: closed as dup on 2022/10/14 12:58
Subsystems: mm
[Documentation on labels]
Reported-by: syzbot+12320e263831dd4ddb91@syzkaller.appspotmail.com
First crash: 554d, last: 510d
Cause bisection: introduced by (bisect log) :
commit 524bcd1e178da1dccf24d9fc60fb20a35ec45e88
Author: Christoph Hellwig <hch@lst.de>
Date: Thu Jul 7 05:33:27 2022 +0000

  btrfs: simplify the pending I/O counting in struct compressed_bio

Crash: SYZFATAL: executor failed NUM times: executor NUM: failed to write control pipe: write |NUM: broken pipe (log)
Repro: C syz .config
  
Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
KASAN: use-after-free Read in register_shrinker_prepared (2) mm C done 1145 510d 548d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] KASAN: use-after-free Read in register_shrinker 1 (2) 2022/10/12 21:07

Sample crash report:
==================================================================
BUG: KASAN: use-after-free in __list_add_valid+0xa5/0xb0 lib/list_debug.c:30
Read of size 8 at addr ffff8880775905c8 by task syz-executor328/3786

CPU: 1 PID: 3786 Comm: syz-executor328 Not tainted 6.0.0-syzkaller-02744-g2e30960097f6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:317 [inline]
 print_report.cold+0x2ba/0x719 mm/kasan/report.c:433
 kasan_report+0xb1/0x1e0 mm/kasan/report.c:495
 __list_add_valid+0xa5/0xb0 lib/list_debug.c:30
 __list_add include/linux/list.h:69 [inline]
 list_add_tail include/linux/list.h:102 [inline]
 register_shrinker_prepared mm/vmscan.c:684 [inline]
 __register_shrinker mm/vmscan.c:696 [inline]
 register_shrinker+0x6f/0x160 mm/vmscan.c:722
 nfsd4_init_leases_net+0x390/0x490 fs/nfsd/nfs4state.c:4393
 nfsd_init_net+0x1b5/0x430 fs/nfsd/nfsctl.c:1456
 ops_init+0xaf/0x470 net/core/net_namespace.c:134
 setup_net+0x5d1/0xc50 net/core/net_namespace.c:325
 copy_net_ns+0x318/0x760 net/core/net_namespace.c:471
 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
 copy_namespaces+0x391/0x450 kernel/nsproxy.c:178
 copy_process+0x304d/0x7090 kernel/fork.c:2257
 kernel_clone+0xe7/0xab0 kernel/fork.c:2671
 __do_sys_clone+0xba/0x100 kernel/fork.c:2805
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7faea2762b79
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007faea1f041c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007faea27eb248 RCX: 00007faea2762b79
RDX: 0000000020000040 RSI: 0000000000000000 RDI: 0000000074809480
RBP: 00007faea27eb240 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007faea27eb24c
R13: 00007ffe0759dc8f R14: 00007faea1f04300 R15: 0000000000022000
 </TASK>

Allocated by task 3783:
 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:437 [inline]
 ____kasan_kmalloc mm/kasan/common.c:516 [inline]
 ____kasan_kmalloc mm/kasan/common.c:475 [inline]
 __kasan_kmalloc+0xa9/0xd0 mm/kasan/common.c:525
 kmalloc include/linux/slab.h:605 [inline]
 kzalloc include/linux/slab.h:733 [inline]
 ops_init+0xfb/0x470 net/core/net_namespace.c:124
 setup_net+0x5d1/0xc50 net/core/net_namespace.c:325
 copy_net_ns+0x318/0x760 net/core/net_namespace.c:471
 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
 copy_namespaces+0x391/0x450 kernel/nsproxy.c:178
 copy_process+0x304d/0x7090 kernel/fork.c:2257
 kernel_clone+0xe7/0xab0 kernel/fork.c:2671
 __do_sys_clone+0xba/0x100 kernel/fork.c:2805
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Freed by task 3783:
 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
 kasan_set_track+0x21/0x30 mm/kasan/common.c:45
 kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370
 ____kasan_slab_free mm/kasan/common.c:367 [inline]
 ____kasan_slab_free+0x166/0x1c0 mm/kasan/common.c:329
 kasan_slab_free include/linux/kasan.h:200 [inline]
 slab_free_hook mm/slub.c:1759 [inline]
 slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1785
 slab_free mm/slub.c:3539 [inline]
 kfree+0xe2/0x580 mm/slub.c:4567
 ops_init+0xcd/0x470 net/core/net_namespace.c:139
 setup_net+0x5d1/0xc50 net/core/net_namespace.c:325
 copy_net_ns+0x318/0x760 net/core/net_namespace.c:471
 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
 copy_namespaces+0x391/0x450 kernel/nsproxy.c:178
 copy_process+0x304d/0x7090 kernel/fork.c:2257
 kernel_clone+0xe7/0xab0 kernel/fork.c:2671
 __do_sys_clone+0xba/0x100 kernel/fork.c:2805
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

The buggy address belongs to the object at ffff888077590000
 which belongs to the cache kmalloc-2k of size 2048
The buggy address is located 1480 bytes inside of
 2048-byte region [ffff888077590000, ffff888077590800)

The buggy address belongs to the physical page:
page:ffffea0001dd6400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x77590
head:ffffea0001dd6400 order:3 compound_mapcount:0 compound_pincount:0
flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011842000
raw: 0000000000000000 0000000080080008 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3783, tgid 3782 (syz-executor328), ts 382436699386, free_ts 382355211521
 prep_new_page mm/page_alloc.c:2532 [inline]
 get_page_from_freelist+0x109b/0x2ce0 mm/page_alloc.c:4283
 __alloc_pages+0x1c7/0x510 mm/page_alloc.c:5549
 alloc_pages+0x1a6/0x270 mm/mempolicy.c:2270
 alloc_slab_page mm/slub.c:1829 [inline]
 allocate_slab+0x27e/0x3d0 mm/slub.c:1974
 new_slab mm/slub.c:2034 [inline]
 ___slab_alloc+0x84f/0xe80 mm/slub.c:3036
 __slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3123
 slab_alloc_node mm/slub.c:3214 [inline]
 slab_alloc mm/slub.c:3256 [inline]
 __kmalloc+0x32b/0x340 mm/slub.c:4425
 kmalloc include/linux/slab.h:605 [inline]
 kzalloc include/linux/slab.h:733 [inline]
 ops_init+0xfb/0x470 net/core/net_namespace.c:124
 setup_net+0x5d1/0xc50 net/core/net_namespace.c:325
 copy_net_ns+0x318/0x760 net/core/net_namespace.c:471
 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
 copy_namespaces+0x391/0x450 kernel/nsproxy.c:178
 copy_process+0x304d/0x7090 kernel/fork.c:2257
 kernel_clone+0xe7/0xab0 kernel/fork.c:2671
 __do_sys_clone+0xba/0x100 kernel/fork.c:2805
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1449 [inline]
 free_pcp_prepare+0x5e4/0xd20 mm/page_alloc.c:1499
 free_unref_page_prepare mm/page_alloc.c:3380 [inline]
 free_unref_page+0x19/0x4d0 mm/page_alloc.c:3476
 __unfreeze_partials+0x17c/0x1a0 mm/slub.c:2553
 qlink_free mm/kasan/quarantine.c:168 [inline]
 qlist_free_all+0x6a/0x170 mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0xa2/0xc0 mm/kasan/common.c:447
 kasan_slab_alloc include/linux/kasan.h:224 [inline]
 slab_post_alloc_hook mm/slab.h:727 [inline]
 slab_alloc_node mm/slub.c:3248 [inline]
 slab_alloc mm/slub.c:3256 [inline]
 __kmalloc+0x28a/0x340 mm/slub.c:4425
 kmalloc include/linux/slab.h:605 [inline]
 kzalloc include/linux/slab.h:733 [inline]
 __register_sysctl_table+0x112/0x10a0 fs/proc/proc_sysctl.c:1344
 __devinet_sysctl_register+0x156/0x280 net/ipv4/devinet.c:2586
 devinet_init_net+0x17b/0x640 net/ipv4/devinet.c:2709
 ops_init+0xaf/0x470 net/core/net_namespace.c:134
 setup_net+0x5d1/0xc50 net/core/net_namespace.c:325
 copy_net_ns+0x318/0x760 net/core/net_namespace.c:471
 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
 copy_namespaces+0x391/0x450 kernel/nsproxy.c:178
 copy_process+0x304d/0x7090 kernel/fork.c:2257

Memory state around the buggy address:
 ffff888077590480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888077590500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888077590580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                              ^
 ffff888077590600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888077590680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================

Crashes (3456):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/10/08 18:47 bpf-next 2e30960097f6 aea5da89 .config console log report syz C ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/10/09 01:43 linux-next aaa11ce2ffc8 aea5da89 .config console log report syz C [disk image] [vmlinux] ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/10/08 15:01 upstream e8bc52cb8df8 aea5da89 .config console log report syz [disk image] [vmlinux] ci-upstream-kasan-gce-smack-root KASAN: use-after-free Read in register_shrinker
2022/10/06 06:52 upstream 833477fce7a1 2c6543ad .config console log report syz ci-upstream-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/10/05 03:03 linux-next aaa11ce2ffc8 eab8f949 .config console log report syz ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/09/24 02:31 linux-next aaa11ce2ffc8 0042f2b4 .config console log report syz ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/09/23 06:35 linux-next 483fed3b5dc8 0042f2b4 .config console log report syz ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/09/22 21:19 linux-next 483fed3b5dc8 0042f2b4 .config console log report syz ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/09/21 22:06 linux-next 483fed3b5dc8 380f82fb .config console log report syz [disk image] [vmlinux] ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/10/21 22:26 upstream e35184f32151 4bfd3c27 .config console log report info ci-upstream-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/10/21 11:31 upstream 6d36c728bc2e 63e790dd .config console log report info ci-upstream-kasan-gce-smack-root KASAN: use-after-free Read in register_shrinker
2022/10/20 06:08 upstream 55be6084c8e0 b31320fc .config console log report info [disk image] [vmlinux] ci-upstream-kasan-gce-selinux-root KASAN: use-after-free Read in register_shrinker
2022/10/15 18:14 upstream 55be6084c8e0 67cb024c .config console log report info [disk image] [vmlinux] ci-upstream-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/10/20 07:39 upstream 55be6084c8e0 b31320fc .config console log report info [disk image] [vmlinux] ci-upstream-kasan-gce-386 KASAN: use-after-free Read in register_shrinker
2022/10/25 04:11 bpf 720ca52bcef2 ff2fe65d .config console log report info ci-upstream-bpf-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/10/24 20:56 net-old f8127476930b ff2fe65d .config console log report info [disk image] [vmlinux] ci-upstream-net-this-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/04 06:45 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/04 05:44 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/04 04:06 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/04 03:01 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/04 01:30 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 23:46 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 22:24 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 21:58 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 20:49 bpf-next 79d878f7ad8e 6d752409 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 19:02 bpf-next 79d878f7ad8e 7a2ebf95 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 17:51 bpf-next 79d878f7ad8e 7a2ebf95 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 16:28 bpf-next 79d878f7ad8e 7a2ebf95 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 15:11 bpf-next 79d878f7ad8e 7a2ebf95 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 13:10 bpf-next 79d878f7ad8e 7a2ebf95 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 12:10 bpf-next 79d878f7ad8e 7a2ebf95 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 10:42 bpf-next 79d878f7ad8e 7a2ebf95 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 06:43 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 05:10 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 03:25 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 02:01 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/03 01:01 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 23:58 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 21:27 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 20:00 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 18:32 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 18:21 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 17:17 bpf-next 79d878f7ad8e 08977f5d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 13:54 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 12:51 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 11:48 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 10:06 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 09:21 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 08:12 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 07:12 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 05:50 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 03:33 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 03:26 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 01:29 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/02 00:09 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/01 23:08 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/01 21:16 bpf-next 79d878f7ad8e edac4fd1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/01 16:21 bpf-next 79d878f7ad8e a1d8560a .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/01 15:06 bpf-next 79d878f7ad8e a1d8560a .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/11/01 14:24 bpf-next 79d878f7ad8e a1d8560a .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/10/25 03:15 net-next-old 225480f040b6 ff2fe65d .config console log report info [disk image] [vmlinux] ci-upstream-net-kasan-gce KASAN: use-after-free Read in register_shrinker
2022/10/15 22:55 linux-next aaa11ce2ffc8 67cb024c .config console log report info [disk image] [vmlinux] ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/09/21 11:25 linux-next 483fed3b5dc8 380f82fb .config console log report info [disk image] [vmlinux] ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in register_shrinker
2022/10/06 13:27 upstream 833477fce7a1 131b38ac .config console log report info [disk image] [vmlinux] ci-upstream-kasan-gce-selinux-root BUG: corrupted list in register_shrinker
2022/10/10 04:58 bpf 0326074ff465 aea5da89 .config console log report info [disk image] [vmlinux] ci-upstream-bpf-kasan-gce KASAN: slab-out-of-bounds Read in register_shrinker
2022/10/10 08:02 bpf-next 2e30960097f6 aea5da89 .config console log report info ci-upstream-bpf-next-kasan-gce KFENCE: use-after-free in register_shrinker
* Struck through repros no longer work on HEAD.