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KASAN: use-after-free Read in tcp_retransmit_timer (5)

Status: fixed on 2023/02/24 13:50
Subsystems: net
[Documentation on labels]
Reported-by: syzbot+694120e1002c117747ed@syzkaller.appspotmail.com
Fix commit: 3a58f13a881e net: rds: acquire refcount on TCP sockets
First crash: 1665d, last: 649d
Cause bisection: introduced by (bisect log) [no-op commit]:
commit 7a47c52142c18a9239c5afea2c9656c68d3f22e7
Author: Uwe Kleine-KΓΆnig <u.kleine-koenig@pengutronix.de>
Date: Tue Jul 13 19:35:20 2021 +0000

  s390/ccwgroup: Drop if with an always false condition

Crash: KASAN: use-after-free Read in tcp_retransmit_timer (log)
Repro: C syz .config
  
▶ ▼ Discussions (5)
Title Replies (including bot) Last reply
[PATCH 5.17 000/140] 5.17.7-rc1 review 151 (151) 2022/05/12 05:55
[PATCH] net: rds: acquire refcount on TCP sockets 28 (28) 2022/05/06 01:20
[PATCH net 0/2] net/smc: Two fixes for smc fallback 5 (5) 2022/04/25 19:10
KASAN: use-after-free Read in tcp_retransmit_timer (5) 9 (11) 2022/04/24 03:57
[PATCH] sock: fix /proc/net/sockstat underflow in sk_clone_lock() 6 (6) 2021/11/15 14:50
▶ ▼ Similar bugs (14)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Read in tcp_retransmit_timer (3) 1 681d 681d 0/1 auto-obsoleted due to no activity on 2023/02/27 17:38
linux-4.14 KASAN: slab-out-of-bounds Read in tcp_retransmit_timer 5 1221d 1296d 0/1 auto-closed as invalid on 2021/09/06 04:07
linux-6.1 KASAN: use-after-free Read in tcp_retransmit_timer 14 164d 183d 0/3 auto-obsoleted due to no activity on 2024/06/08 21:34
linux-5.15 KASAN: use-after-free Read in tcp_retransmit_timer (2) 13 138d 323d 0/3 auto-obsoleted due to no activity on 2024/08/04 05:25
linux-4.19 KASAN: use-after-free Read in tcp_retransmit_timer 2 1720d 1721d 0/1 auto-closed as invalid on 2020/04/25 09:53
upstream KASAN: use-after-free Read in tcp_retransmit_timer (2) net 1 2004d 2004d 0/27 closed as invalid on 2019/04/19 21:45
linux-6.1 KASAN: use-after-free Read in tcp_retransmit_timer (2) 1 74d 74d 0/3 upstream: reported on 2024/06/28 20:00
linux-4.19 KASAN: use-after-free Read in tcp_retransmit_timer (2) 6 1150d 1317d 0/1 auto-closed as invalid on 2021/11/16 03:14
upstream KASAN: use-after-free Read in tcp_retransmit_timer (3) net 5 1916d 1936d 0/27 closed as invalid on 2019/07/01 18:06
upstream KASAN: use-after-free Read in tcp_retransmit_timer net 4 2047d 2161d 0/27 closed as invalid on 2019/03/10 18:51
linux-4.19 KASAN: slab-out-of-bounds Read in tcp_retransmit_timer 9 828d 1007d 0/1 auto-obsoleted due to no activity on 2022/10/04 11:51
upstream KASAN: use-after-free Read in tcp_retransmit_timer (4) net 2 1861d 1861d 0/27 closed as invalid on 2019/10/03 04:18
linux-5.15 KASAN: use-after-free Read in tcp_retransmit_timer 76 433d 540d 0/3 auto-obsoleted due to no activity on 2023/09/14 02:10
upstream KASAN: slab-out-of-bounds Read in tcp_retransmit_timer net 90 1421d 1662d 0/27 auto-closed as invalid on 2021/01/18 22:17
▶ ▼ Last patch testing requests (3)
Created Duration User Patch Repo Result
2022/05/02 01:00 17m penguin-kernel@i-love.sakura.ne.jp patch git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git 20b87e7c29dffcfa3f96f2e99daec84fd46cabdb OK
2022/05/01 13:47 17m (6) penguin-kernel@i-love.sakura.ne.jp patch upstream OK
2022/01/03 15:45 13m phind.uet@gmail.com linux-next report log

Sample crash report:
==================================================================
BUG: KASAN: use-after-free in tcp_retransmit_timer+0x2ea2/0x3320 net/ipv4/tcp_timer.c:511
Read of size 8 at addr ffff888075d9b6d8 by task jbd2/sda1-8/2936

CPU: 1 PID: 2936 Comm: jbd2/sda1-8 Not tainted 5.16.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 print_address_description.constprop.0.cold+0x8d/0x320 mm/kasan/report.c:247
 __kasan_report mm/kasan/report.c:433 [inline]
 kasan_report.cold+0x83/0xdf mm/kasan/report.c:450
 tcp_retransmit_timer+0x2ea2/0x3320 net/ipv4/tcp_timer.c:511
 tcp_write_timer_handler+0x5e6/0xbc0 net/ipv4/tcp_timer.c:622
 tcp_write_timer+0xa2/0x2b0 net/ipv4/tcp_timer.c:642
 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421
 expire_timers kernel/time/timer.c:1466 [inline]
 __run_timers.part.0+0x675/0xa20 kernel/time/timer.c:1734
 __run_timers kernel/time/timer.c:1715 [inline]
 run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747
 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558
 invoke_softirq kernel/softirq.c:432 [inline]
 __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x60 kernel/kcov.c:200
Code: be b0 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 65 8b 05 29 be 8a 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 40 70 02 00 <a9> 00 01 ff 00 74 0e 85 c9 74 35 8b 82 a4 15 00 00 85 c0 74 2b 8b
RSP: 0018:ffffc9000cc8f7e0 EFLAGS: 00000246
RAX: 0000000080000001 RBX: 0000000000005460 RCX: 0000000000000000
RDX: ffff88807dcdd700 RSI: ffffffff82149a29 RDI: 0000000000000003
RBP: 0000000000008000 R08: 0000000000008000 R09: ffff88801d0598ff
R10: ffffffff82149a1c R11: 0000000000000000 R12: ffff88801d059a88
R13: 00000000ffffffff R14: ffff88801d059000 R15: 00000000ffffffff
 mb_test_and_clear_bits+0xd9/0x240 fs/ext4/mballoc.c:1675
 mb_free_blocks+0x364/0x1370 fs/ext4/mballoc.c:1811
 ext4_free_data_in_buddy fs/ext4/mballoc.c:3662 [inline]
 ext4_process_freed_data+0x56c/0x1070 fs/ext4/mballoc.c:3713
 ext4_journal_commit_callback+0x11e/0x380 fs/ext4/super.c:449
 jbd2_journal_commit_transaction+0x55a8/0x6be0 fs/jbd2/commit.c:1171
 kjournald2+0x1d0/0x930 fs/jbd2/journal.c:213
 kthread+0x405/0x4f0 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>

Allocated by task 3696:
 kasan_save_stack+0x1e/0x50 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 __kasan_slab_alloc+0x90/0xc0 mm/kasan/common.c:467
 kasan_slab_alloc include/linux/kasan.h:259 [inline]
 slab_post_alloc_hook mm/slab.h:519 [inline]
 slab_alloc_node mm/slub.c:3234 [inline]
 slab_alloc mm/slub.c:3242 [inline]
 kmem_cache_alloc+0x202/0x3a0 mm/slub.c:3247
 kmem_cache_zalloc include/linux/slab.h:714 [inline]
 net_alloc net/core/net_namespace.c:402 [inline]
 copy_net_ns+0x125/0x760 net/core/net_namespace.c:457
 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
 unshare_nsproxy_namespaces+0xc1/0x1f0 kernel/nsproxy.c:226
 ksys_unshare+0x445/0x920 kernel/fork.c:3075
 __do_sys_unshare kernel/fork.c:3146 [inline]
 __se_sys_unshare kernel/fork.c:3144 [inline]
 __x64_sys_unshare+0x2d/0x40 kernel/fork.c:3144
 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+0x44/0xae

Freed by task 503:
 kasan_save_stack+0x1e/0x50 mm/kasan/common.c:38
 kasan_set_track+0x21/0x30 mm/kasan/common.c:46
 kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370
 ____kasan_slab_free mm/kasan/common.c:366 [inline]
 ____kasan_slab_free mm/kasan/common.c:328 [inline]
 __kasan_slab_free+0xff/0x130 mm/kasan/common.c:374
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1749
 slab_free mm/slub.c:3513 [inline]
 kmem_cache_free+0xbd/0x5d0 mm/slub.c:3530
 net_free net/core/net_namespace.c:431 [inline]
 net_free net/core/net_namespace.c:427 [inline]
 cleanup_net+0x8ba/0xb00 net/core/net_namespace.c:614
 process_one_work+0x9b2/0x1690 kernel/workqueue.c:2298
 worker_thread+0x658/0x11f0 kernel/workqueue.c:2445
 kthread+0x405/0x4f0 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295

The buggy address belongs to the object at ffff888075d9b480
 which belongs to the cache net_namespace of size 6464
The buggy address is located 600 bytes inside of
 6464-byte region [ffff888075d9b480, ffff888075d9cdc0)
The buggy address belongs to the page:
page:ffffea0001d76600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x75d98
head:ffffea0001d76600 order:3 compound_mapcount:0 compound_pincount:0
flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011885000
raw: 0000000000000000 0000000080040004 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 3693, ts 1611631437660, free_ts 92175173930
 prep_new_page mm/page_alloc.c:2418 [inline]
 get_page_from_freelist+0xa72/0x2f50 mm/page_alloc.c:4149
 __alloc_pages+0x1b2/0x500 mm/page_alloc.c:5369
 alloc_pages+0x1a7/0x300 mm/mempolicy.c:2191
 alloc_slab_page mm/slub.c:1793 [inline]
 allocate_slab mm/slub.c:1930 [inline]
 new_slab+0x32d/0x4a0 mm/slub.c:1993
 ___slab_alloc+0x918/0xfe0 mm/slub.c:3022
 __slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3109
 slab_alloc_node mm/slub.c:3200 [inline]
 slab_alloc mm/slub.c:3242 [inline]
 kmem_cache_alloc+0x35c/0x3a0 mm/slub.c:3247
 kmem_cache_zalloc include/linux/slab.h:714 [inline]
 net_alloc net/core/net_namespace.c:402 [inline]
 copy_net_ns+0x125/0x760 net/core/net_namespace.c:457
 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
 unshare_nsproxy_namespaces+0xc1/0x1f0 kernel/nsproxy.c:226
 ksys_unshare+0x445/0x920 kernel/fork.c:3075
 __do_sys_unshare kernel/fork.c:3146 [inline]
 __se_sys_unshare kernel/fork.c:3144 [inline]
 __x64_sys_unshare+0x2d/0x40 kernel/fork.c:3144
 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+0x44/0xae
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1338 [inline]
 free_pcp_prepare+0x374/0x870 mm/page_alloc.c:1389
 free_unref_page_prepare mm/page_alloc.c:3309 [inline]
 free_unref_page+0x19/0x690 mm/page_alloc.c:3388
 __unfreeze_partials+0x343/0x360 mm/slub.c:2527
 qlink_free mm/kasan/quarantine.c:146 [inline]
 qlist_free_all+0x5a/0xc0 mm/kasan/quarantine.c:165
 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:272
 __kasan_slab_alloc+0xa2/0xc0 mm/kasan/common.c:444
 kasan_slab_alloc include/linux/kasan.h:259 [inline]
 slab_post_alloc_hook mm/slab.h:519 [inline]
 slab_alloc_node mm/slub.c:3234 [inline]
 kmem_cache_alloc_node+0x255/0x3f0 mm/slub.c:3270
 __alloc_skb+0x215/0x340 net/core/skbuff.c:414
 alloc_skb include/linux/skbuff.h:1126 [inline]
 alloc_skb_with_frags+0x93/0x620 net/core/skbuff.c:6078
 sock_alloc_send_pskb+0x783/0x910 net/core/sock.c:2575
 unix_dgram_sendmsg+0x3ec/0x1950 net/unix/af_unix.c:1811
 sock_sendmsg_nosec net/socket.c:704 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:724
 sock_write_iter+0x289/0x3c0 net/socket.c:1057
 call_write_iter include/linux/fs.h:2162 [inline]
 new_sync_write+0x429/0x660 fs/read_write.c:503
 vfs_write+0x7cd/0xae0 fs/read_write.c:590
 ksys_write+0x1ee/0x250 fs/read_write.c:643

Memory state around the buggy address:
 ffff888075d9b580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888075d9b600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888075d9b680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                    ^
 ffff888075d9b700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888075d9b780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
----------------
Code disassembly (best guess):
   0:	be b0 01 00 00       	mov    $0x1b0,%esi
   5:	e8 b4 ff ff ff       	callq  0xffffffbe
   a:	31 c0                	xor    %eax,%eax
   c:	c3                   	retq
   d:	90                   	nop
   e:	65 8b 05 29 be 8a 7e 	mov    %gs:0x7e8abe29(%rip),%eax        # 0x7e8abe3e
  15:	89 c1                	mov    %eax,%ecx
  17:	48 8b 34 24          	mov    (%rsp),%rsi
  1b:	81 e1 00 01 00 00    	and    $0x100,%ecx
  21:	65 48 8b 14 25 40 70 	mov    %gs:0x27040,%rdx
  28:	02 00
* 2a:	a9 00 01 ff 00       	test   $0xff0100,%eax <-- trapping instruction
  2f:	74 0e                	je     0x3f
  31:	85 c9                	test   %ecx,%ecx
  33:	74 35                	je     0x6a
  35:	8b 82 a4 15 00 00    	mov    0x15a4(%rdx),%eax
  3b:	85 c0                	test   %eax,%eax
  3d:	74 2b                	je     0x6a
  3f:	8b                   	.byte 0x8b

Crashes (16000):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/12/22 10:59 bpf 819d11507f66 6caa12e4 .config console log report syz C ci-upstream-bpf-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/02/14 05:28 bpf-next e5313968c41b 8b9ca619 .config console log report syz C ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/12/02 12:23 upstream a4412fdd49dc e080de16 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root KASAN: use-after-free Read in tcp_retransmit_timer
2022/11/30 21:39 upstream 04aa64375f48 4c2a66e8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root KASAN: use-after-free Read in tcp_retransmit_timer
2022/11/16 22:32 upstream 59d0d52c30d4 3a127a31 .config console log report info ci-upstream-kasan-gce-selinux-root KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/28 19:51 upstream b229b6ca5abb ea12ae9b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/25 23:19 upstream 4dc12f37a8e9 1984aebd .config console log report info ci-upstream-kasan-gce-smack-root KASAN: use-after-free Read in tcp_retransmit_timer
2022/06/02 12:38 upstream d1dc87763f40 5783034f .config console log report info ci-upstream-kasan-gce-smack-root KASAN: use-after-free Read in tcp_retransmit_timer
2022/03/17 23:39 upstream 551acdc3c3d2 e2d91b1d .config console log report info ci-upstream-kasan-gce-root KASAN: use-after-free Read in tcp_retransmit_timer
2022/01/26 18:50 upstream 0280e3c58f92 2cbffd88 .config console log report info ci-upstream-kasan-gce-selinux-root KASAN: use-after-free Read in tcp_retransmit_timer
2021/10/29 00:24 upstream 411a44c24a56 be531bb4 .config console log report info ci-qemu-upstream KASAN: use-after-free Read in tcp_retransmit_timer
2021/06/17 15:01 upstream 70585216fe77 aba2b2fb .config console log report info ci-upstream-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/27 10:08 upstream 7e284070abe5 116e7a7b .config console log report info ci-qemu-upstream-386 KASAN: use-after-free Read in tcp_retransmit_timer
2021/06/14 13:50 upstream 009c9aa5be65 1ba81399 .config console log report info ci-upstream-kasan-gce-386 KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/24 14:41 net-old 0bda03623e6b 23bf86af .config console log report info ci-upstream-net-this-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/19 22:00 net-old fa182ea26ff0 b31320fc .config console log report info ci-upstream-net-this-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/06/01 10:17 net-old 0a375c822497 3666edfe .config console log report info ci-upstream-net-this-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/31 04:56 net-old d7cd5e06c9dd af70c3a9 .config console log report info ci-upstream-net-this-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/10 19:46 bpf a0df71948e95 8b277b8e .config console log report info ci-upstream-bpf-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/24 18:32 bpf-next 79d878f7ad8e ff2fe65d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/18 21:15 bpf-next 79d878f7ad8e b31320fc .config console log report info [disk image] [vmlinux] ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/18 19:31 bpf-next 79d878f7ad8e b31320fc .config console log report info [disk image] [vmlinux] ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/17 22:28 bpf-next 62c69e89e81b 754863b4 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/15 17:46 bpf-next 62c69e89e81b 67cb024c .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/15 11:11 bpf-next 62c69e89e81b 67cb024c .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/13 03:12 bpf-next d31ada3b5111 3f6b40a1 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/04 16:32 bpf-next b89eced8c329 eab8f949 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/10/03 10:07 bpf-next b502a6fb46d2 feb56351 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/08/28 08:29 bpf-next aa75622c3be4 07177916 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/08/22 04:11 bpf-next b979f005d9b1 26a13b38 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/07/03 23:38 net-next-old d0bf1fe6454e 1434eec0 .config console log report info ci-upstream-net-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/06/28 22:09 net-next-old d521bc0a0f7c 496a8536 .config console log report info ci-upstream-net-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/24 09:24 bpf-next 608b638ebf36 e7f9308d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/24 04:27 bpf-next 608b638ebf36 e7f9308d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/24 01:12 bpf-next 608b638ebf36 e7f9308d .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/23 15:42 bpf-next c272e2591169 4c7657cb .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/23 11:36 bpf-next c272e2591169 4c7657cb .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/23 08:56 bpf-next c272e2591169 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/23 04:40 bpf-next c272e2591169 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/22 17:05 bpf-next c272e2591169 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/22 15:25 bpf-next c272e2591169 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/22 03:26 bpf-next c272e2591169 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/21 23:38 bpf-next c272e2591169 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/21 21:54 bpf-next c272e2591169 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/21 11:04 bpf-next 7aa424e02a04 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/21 06:18 bpf-next 7aa424e02a04 7268fa62 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/20 19:55 bpf-next 834650b50ed2 bd37ad7e .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/20 14:04 bpf-next 834650b50ed2 cb1ac2e7 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/20 12:09 bpf-next 834650b50ed2 cb1ac2e7 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/20 03:08 bpf-next 834650b50ed2 cb1ac2e7 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/19 23:01 bpf-next 834650b50ed2 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/19 21:11 bpf-next 834650b50ed2 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/19 19:32 bpf-next 834650b50ed2 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/19 13:24 bpf-next 70a1b25326dd 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/19 11:22 bpf-next 70a1b25326dd 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/19 05:18 bpf-next 70a1b25326dd 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/19 00:52 bpf-next 70a1b25326dd 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/18 21:44 bpf-next 68084a136420 50c53f39 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/18 10:48 bpf-next 68084a136420 744a39e2 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/18 08:24 bpf-next 68084a136420 744a39e2 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/17 23:10 bpf-next 68084a136420 744a39e2 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/17 22:23 bpf-next 68084a136420 744a39e2 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/05/17 18:15 bpf-next 68084a136420 744a39e2 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: use-after-free Read in tcp_retransmit_timer
2022/01/20 01:21 linux-next 6f59bc242877 5da9499f .config console log report info ci-upstream-linux-next-kasan-gce-root KASAN: use-after-free Read in tcp_retransmit_timer
2021/01/17 13:04 upstream 0da0a8a0a0e1 813be542 .config console log report info ci-upstream-kasan-gce-selinux-root
2020/02/20 13:00 bpf 41f57cfde186 81230308 .config console log report ci-upstream-bpf-kasan-gce
2022/03/27 18:06 bpf-next 169e77764adc 89bc8608 .config console log report info ci-upstream-bpf-next-kasan-gce KASAN: slab-out-of-bounds Read in tcp_retransmit_timer
2020/02/20 03:22 bpf-next 2f14b2d9dd80 b690a6e3 .config console log report ci-upstream-bpf-next-kasan-gce
* Struck through repros no longer work on HEAD.