INFO: rcu detected stall in sys_socket (10)

Status: upstream: reported C repro on 2023/11/30 15:24
Subsystems: mm
[Documentation on labels]
Reported-by: syzbot+de8e83db70e8beedd556@syzkaller.appspotmail.com
First crash: 1050d, last: 19h47m
Cause bisection: introduced by (bisect log) :
commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22
Author: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Sat Sep 29 00:59:43 2018 +0000

  tc: Add support for configuring the taprio scheduler

Crash: BUG: soft lockup in do_idle (log)
Repro: C syz .config
  
▶ ▼ ✨ AI Jobs (9)
ID Workflow Result Correct Bug Created Started Finished Revision
29efbff1 assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/10/05 07:59 2026/10/05 07:59 2026/10/05 08:30 57bbd979
4080783c assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/09/04 06:10 2026/09/04 06:10 2026/09/04 06:25 801f0966
f5b176b6 assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/08/05 00:04 2026/08/05 00:04 2026/08/05 00:04 d4abbeac
e375ba14 assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/07/05 06:18 2026/07/05 06:18 2026/07/05 06:38 93f57954
b4061a1f assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/06/18 05:54 2026/06/18 05:54 2026/06/18 06:11 b62b3ded
1677faf2 assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/06/10 01:43 2026/06/10 01:43 2026/06/10 02:08 c36c07f6
07bddb09 assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/06/04 04:17 2026/06/04 04:17 2026/06/04 04:32 62fe1528
3d7a13d0 assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/06/01 21:26 2026/06/01 21:26 2026/06/01 21:51 386cc6da
cd2e1e05 assessment-security 💥 INFO: rcu detected stall in sys_socket (10) 2026/05/18 08:42 2026/05/18 08:42 2026/05/18 08:56 de5aae85
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [net?] INFO: rcu detected stall in sys_socket (10) 6 (8) 2023/12/05 02:10
▶ ▼ Similar bugs (16)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in sys_socket (4) fs 1 1 1995d 1995d 0/29 auto-closed as invalid on 2021/07/27 17:27
linux-5.15 INFO: rcu detected stall in sys_socket 1 1 1107d 1107d 0/3 auto-obsoleted due to no activity on 2024/01/11 06:48
upstream INFO: rcu detected stall in sys_socket (5) net 1 2 1832d 1858d 0/29 auto-closed as invalid on 2022/01/06 01:08
upstream INFO: rcu detected stall in sys_socket mm 1 11 2506d 2507d 0/29 closed as invalid on 2019/12/04 14:04
linux-6.6 INFO: rcu detected stall in sys_socket 1 24 16d 459d 0/2 upstream: reported on 2025/07/12 12:18
linux-4.19 INFO: rcu detected stall in sys_socket 1 1 1636d 1636d 0/1 auto-closed as invalid on 2022/08/20 07:08
linux-6.1 INFO: rcu detected stall in sys_socket 1 2 800d 800d 0/3 auto-obsoleted due to no activity on 2024/11/13 04:32
linux-6.1 INFO: rcu detected stall in sys_socket (3) origin:lts-only 1 syz, C inconclusive 139 2d06h 400d 0/3 upstream: reported C repro on 2025/09/09 01:58
upstream INFO: rcu detected stall in sys_socket (6) cgroups mm 1 2 1492d 1536d 0/29 auto-obsoleted due to no activity on 2022/12/12 22:48
upstream INFO: rcu detected stall in sys_socket (7) kernel 1 2 1351d 1383d 0/29 auto-obsoleted due to no activity on 2023/05/02 14:50
linux-6.1 INFO: rcu detected stall in sys_socket (2) 1 3 590d 643d 0/3 auto-obsoleted due to no activity on 2025/06/11 16:02
upstream INFO: rcu detected stall in sys_socket (9) mm kasan 1 2 1168d 1178d 0/29 closed as invalid on 2023/09/07 14:25
upstream INFO: rcu detected stall in sys_socket (2) mm 1 3 2471d 2471d 0/29 closed as invalid on 2020/01/08 05:23
linux-5.15 INFO: rcu detected stall in sys_socket (2) origin:upstream 1 syz, C error 128 1d17h 956d 0/3 upstream: reported C repro on 2024/03/02 17:55
upstream INFO: rcu detected stall in sys_socket (3) mm 1 4 2471d 2471d 0/29 closed as invalid on 2020/01/09 08:13
android-5-15 BUG: soft lockup in sys_socket 1 syz, C error 26 768d 917d 0/2 auto-obsoleted due to no activity on 2024/11/29 22:24
▶ ▼ Last patch testing requests (11)
Created Duration User Patch Repo Result
2026/01/17 03:57 31m retest repro linux-next no crash log
2026/01/17 03:57 23m retest repro linux-next report log
2026/01/17 03:57 28m retest repro linux-next report log
2026/01/17 03:34 22m retest repro upstream report log
2026/01/16 23:29 52m retest repro net report log
2026/01/16 17:02 44m retest repro linux-next report log
2026/01/16 17:02 44m retest repro upstream report log
2026/01/16 17:02 1h46m retest repro upstream report log
2026/01/16 17:02 1h09m retest repro upstream report log
2026/01/16 17:02 36m retest repro linux-next report log
2023/12/05 02:10 36m eadavis@qq.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 18d46e76d7c2 report log
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2024/03/11 22:11 2h48m bisect fix upstream OK (0) job log log
2024/01/10 13:15 2h59m bisect fix upstream OK (0) job log log

Sample crash report:
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5851/1:b..l
rcu: 	(detected by 1, t=10503 jiffies, g=6461, q=2744 ncpus=2)
task:syz-executor415 state:R  running task     stack:19024 pid:5851  tgid:5851  ppid:5849   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x184f/0x4c30 kernel/sched/core.c:6690
 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7012
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_release+0x2d/0xa30 kernel/locking/lockdep.c:5833
Code: fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec 00 01 00 00 49 89 f5 48 89 7c 24 18 65 48 8b 04 25 28 00 00 00 <48> 89 84 24 e0 00 00 00 49 bf 00 00 00 00 00 fc ff df 48 c7 44 24
RSP: 0018:ffffc90003e378a0 EFLAGS: 00000286
RAX: 7f79f333d4528e00 RBX: 0000000000000001 RCX: ffff888034890000
RDX: 0000000000000000 RSI: ffffffff820b74b7 RDI: ffffffff8e937da0
RBP: ffffc90003e379c8 R08: ffffffff820b7446 R09: 1ffff11003cca858
R10: dffffc0000000000 R11: ffffed1003cca859 R12: 0000000000000001
R13: ffffffff820b74b7 R14: ffff88801e654304 R15: ffff88801e654310
 rcu_lock_release include/linux/rcupdate.h:347 [inline]
 rcu_read_unlock include/linux/rcupdate.h:880 [inline]
 page_ext_put+0xa3/0xc0 mm/page_ext.c:550
 __reset_page_owner+0x2de/0x430 mm/page_owner.c:300
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 lsm_inode_alloc security/security.c:756 [inline]
 security_inode_alloc+0x37/0x310 security/security.c:1692
 inode_init_always_gfp+0x988/0xcd0 fs/inode.c:235
 inode_init_always include/linux/fs.h:3088 [inline]
 alloc_inode+0x9f/0x1a0 fs/inode.c:272
 sock_alloc net/socket.c:633 [inline]
 __sock_create+0x123/0x940 net/socket.c:1540
 sock_create net/socket.c:1632 [inline]
 __sys_socket_create net/socket.c:1669 [inline]
 __sys_socket+0x150/0x3c0 net/socket.c:1716
 __do_sys_socket net/socket.c:1730 [inline]
 __se_sys_socket net/socket.c:1728 [inline]
 __x64_sys_socket+0x7a/0x90 net/socket.c:1728
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3d665ebfd7
RSP: 002b:00007ffd90986748 EFLAGS: 00000206 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007ffd90986770 RCX: 00007f3d665ebfd7
RDX: 0000000000000006 RSI: 0000000000000001 RDI: 000000000000000a
RBP: 0000000000000005 R08: 00000000000002d8 R09: 0079746972756365
R10: 00007f3d66665840 R11: 0000000000000206 R12: 00007f3d66661b80
R13: 00007f3d66663d40 R14: 00007ffd90986f50 R15: 0000000000000004
 </TASK>
rcu: rcu_preempt kthread starved for 7308 jiffies! g6461 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:26112 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x184f/0x4c30 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2615
 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-rc6-syzkaller-00077-g2e1b3cc9d7f7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__lock_acquire+0x13b3/0x2050 kernel/locking/lockdep.c:5206
Code: 0f 84 81 00 00 00 48 ba 00 00 00 00 00 fc ff df 48 8b 44 24 20 0f b6 04 10 84 c0 0f 85 0a 08 00 00 48 8b 44 24 10 f6 40 02 10 <75> 55 48 8b 44 24 60 80 3c 10 00 48 8b 5c 24 08 74 12 48 89 df e8
RSP: 0018:ffffc90000156390 EFLAGS: 00000046
RAX: ffff88801ce8e5a0 RBX: ffffffff93c47190 RCX: 5a6ffc55d9fecf00
RDX: dffffc0000000000 RSI: ffff88801ce8e580 RDI: ffff88801ce8da00
RBP: b9b7830957eccbc7 R08: ffffffff942cd807 R09: 1ffffffff2859b00
R10: dffffc0000000000 R11: fffffbfff2859b01 R12: 0000000000000000
R13: ffff88801ce8e4d8 R14: 0000000000000000 R15: ffff88801ce8e5a0
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffce4f8dfa0 CR3: 000000002f2f6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5825
 rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
 rcu_read_lock include/linux/rcupdate.h:849 [inline]
 ipv6_chk_mcast_addr+0x4b/0x840 net/ipv6/mcast.c:1022
 ip6_protocol_deliver_rcu+0x89e/0x1580 net/ipv6/ip6_input.c:421
 ip6_input_finish+0x187/0x2d0 net/ipv6/ip6_input.c:481
 NF_HOOK+0x3a4/0x450 include/linux/netfilter.h:314
 ip6_input net/ipv6/ip6_input.c:490 [inline]
 ip6_mc_input+0x9c5/0xc30 net/ipv6/ip6_input.c:584
 ip_sabotage_in+0x203/0x290 net/bridge/br_netfilter_hooks.c:1018
 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
 nf_hook_slow+0xc3/0x220 net/netfilter/core.c:626
 nf_hook include/linux/netfilter.h:269 [inline]
 NF_HOOK+0x29e/0x450 include/linux/netfilter.h:312
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x1ea/0x650 net/core/dev.c:5783
 netif_receive_skb_internal net/core/dev.c:5869 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5928
 NF_HOOK+0x9e/0x400 include/linux/netfilter.h:314
 br_handle_frame_finish+0x18ed/0x1fe0
 br_nf_hook_thresh+0x472/0x590
 br_nf_pre_routing_finish_ipv6+0xaa0/0xdd0
 NF_HOOK include/linux/netfilter.h:314 [inline]
 br_nf_pre_routing_ipv6+0x379/0x770 net/bridge/br_netfilter_ipv6.c:184
 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
 nf_hook_bridge_pre net/bridge/br_input.c:277 [inline]
 br_handle_frame+0x9fd/0x1530 net/bridge/br_input.c:424
 __netif_receive_skb_core+0x13e8/0x4570 net/core/dev.c:5564
 __netif_receive_skb_one_core net/core/dev.c:5668 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5783
 process_backlog+0x662/0x15b0 net/core/dev.c:6115
 __napi_poll+0xcb/0x490 net/core/dev.c:6779
 napi_poll net/core/dev.c:6848 [inline]
 net_rx_action+0x89b/0x1240 net/core/dev.c:6970
 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
 run_ksoftirqd+0xca/0x130 kernel/softirq.c:927
 smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
net_ratelimit: 46676 callbacks suppressed
ICMPv6: NA: aa:aa:aa:aa:aa:0c advertised our address fe80::c on bridge0!
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
ICMPv6: NA: aa:aa:aa:aa:aa:0c advertised our address fe80::c on bridge0!
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
ICMPv6: NA: aa:aa:aa:aa:aa:0c advertised our address fe80::c on bridge0!
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
net_ratelimit: 49919 callbacks suppressed
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
ICMPv6: NA: aa:aa:aa:aa:aa:0c advertised our address fe80::c on bridge0!
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
ICMPv6: NA: aa:aa:aa:aa:aa:0c advertised our address fe80::c on bridge0!
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!
ICMPv6: NA: aa:aa:aa:aa:aa:0c advertised our address fe80::c on bridge0!

Crashes (366):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/11/06 14:39 upstream 2e1b3cc9d7f7 3a465482 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_socket
2024/10/22 03:10 upstream 42f7652d3eb5 a93682b3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_socket
2023/11/29 02:01 upstream 18d46e76d7c2 1adfb6f6 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_socket
2026/01/17 23:25 net-next 74ecff77dace d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2025/12/16 18:58 linux-next 4a5663c04bb6 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: rcu detected stall in sys_socket
2025/08/24 18:25 linux-next 7fa4d8dc380f bf27483f .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_socket
2024/01/24 14:50 linux-next 8bf1262c53f5 1e153dc8 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_socket
2026/05/13 18:08 upstream 1d5dcaa3bd65 fec2a7ee .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_socket
2024/11/03 15:56 upstream 3e5e6c9900c3 f00eed24 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_socket
2024/12/13 03:44 net 150b567e0d57 3547e30f .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/07/28 09:43 net-next edc84a9396ac 45ae1df4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2025/01/02 00:17 linux-next 8155b4ef3466 d3ccff63 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_socket
2024/04/13 20:12 upstream fe46a7dd189e c8349e48 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_socket
2026/10/14 03:46 upstream ca3e345926b0 7321cd29 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_socket
2026/10/08 09:57 upstream 7b63ef2d55f2 4f6a9fcf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_socket
2026/09/26 20:28 upstream 6812ce4e4379 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/20 12:43 upstream 518e5b794c06 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/19 21:58 upstream 40288c9206c1 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_socket
2026/07/30 09:50 upstream 11028ab62899 2377cd3d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_socket
2026/04/22 07:19 upstream 6596a02b2078 0b6ab7ec .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_socket
2025/08/19 18:27 upstream 038d61fd6422 523f460e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_socket
2025/11/06 07:10 upstream dc77806cf3b4 a6c9c731 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in sys_socket
2026/10/13 00:08 net 4f6ac74fa594 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/11 19:41 net af32da41b032 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/11 17:39 net af32da41b032 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/11 02:39 net af32da41b032 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/10 21:44 net af32da41b032 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/09 18:45 net af32da41b032 a8add9cd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/07 23:22 net 23609bce9e1d 6520ecdb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/07 16:39 net 23609bce9e1d 6520ecdb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/07 03:02 net ab699d296e06 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/06 00:48 net aaaaf87ea99b 1995e6c7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/05 07:43 net 5158353121ba 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/04 20:17 net 6dc989ea46b9 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/03 06:16 net 71a77ab76e74 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/02 23:12 net 71a77ab76e74 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/01 08:47 net 3cdeaef1754a 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/01 01:06 net 2e7ea988a032 892a21ec .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/28 00:16 net a7bfaba4823e a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/27 19:36 net a7bfaba4823e a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/26 09:26 net aadf655e8ea9 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/25 04:00 net 11536ee3d3e0 f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/24 10:58 net ab1404ac8115 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/23 10:41 net 9c572a83037a abce1216 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/22 19:21 net 23d42b9a3bcd 3e2106e5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/18 14:12 net 3b95a04eb5f9 8d7d05f1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/16 12:45 net 83a945a529d6 12a0a44a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/16 11:01 net 83a945a529d6 12a0a44a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/15 23:07 net 6c21ebc81338 81a27d1a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/15 20:12 net 6c21ebc81338 81a27d1a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/15 05:40 net 6c21ebc81338 924033e8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/14 10:18 net e6b6078ea173 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/13 11:39 net e6b6078ea173 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/13 10:30 net e6b6078ea173 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/13 01:09 net e6b6078ea173 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/13 00:49 net e6b6078ea173 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/11 14:52 net 784450234395 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/11 00:35 net 5096947508b7 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/04 08:55 net-next cfb7793d1bc0 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/04 00:19 net-next cfb7793d1bc0 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/02 09:52 net-next eb0c18404c89 6d32eb1f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/01 10:47 net-next a0227fa24e8a 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/24 12:48 net-next a9e94a7faa56 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/15 04:09 net-next 0019aa65bbc6 924033e8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/12 19:32 net-next c0aca269ec07 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/09/11 18:00 net-next 348ea4642f56 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_socket
2026/10/03 19:34 linux-next f0406245cb98 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_socket
2026/10/01 20:07 linux-next 9f24d789f03b 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_socket
2026/01/02 00:39 linux-next cc3aa43b44bd d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_socket
2024/10/07 20:24 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_socket
2026/04/01 12:46 bpf e2d072d6a3d1 fb8b2c26 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in sys_socket
2026/02/08 03:13 bpf-next db975debcb8c 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in sys_socket
2026/01/30 06:09 bpf-next 95dbe214b910 bfa73b7b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in sys_socket
* Struck through repros no longer work on HEAD.