https://lwn.net/Articles/988638/
The RCU API, 2024 edition [LWN.net]
Read-copy-update (RCU) is a synchronization mechanism that was added to the Linux kernel in Oct [...]
rcuapieditionlwn
https://cppcon2017.sched.com/event/BgtF/read-copy-update-then-what-rcu-for-non-kernel-programmers
CppCon 2017: Read, Copy, Update, then what? RCU for n...
View more about this event at CppCon 2017
cppconreadcopyupdatercu
https://syzkaller.appspot.com/bug?id=b51dd0f20d47932f97deac60b8fd97788f5bca5b
INFO: rcu detected stall in sendmsg (2)
inforcudetectedstallsendmsg
https://docs.oracle.com/middleware/1221/core/RCUUG/img_text/GUID-8ABF2BDF-86CF-450F-A768-DED52D0FF9E8.htm
Description of the RCU Custom Variables for Oracle Data Integrator Screen
oracle data integratorof thecustom variablesdescriptionrcu
https://syzkaller.appspot.com/bug?extid=ae80b790eb412884ca77
INFO: rcu detected stall in d_walk
in dinforcudetectedstall
https://syzkaller.appspot.com/bug?extid=aee517bb6707b646b2b5
INFO: rcu detected stall in NF_HOOK
inforcudetectedstallhook
https://lkml.indiana.edu/0910.3/02202.html
Linux-Kernel Archive: 2.6.31.4 panic: CRED: put_cred_rcu() sees ffff880204e58c00 withusage 82150912
https://syzkaller.appspot.com/bug?extid=93384a295da1024f6655
INFO: rcu detected stall in sock_alloc_file
inforcudetectedstallsock
https://static.redwoodcu.org/
The RCU Website is currently unavailable. We apologize for any inconvenience.
currently unavailablercu
https://lkml.iu.edu/hypermail/linux/kernel/2202.0/04084.html
Linux-Kernel Archive: [nsaenz-rpi:pcplists-rcu-drain-v1 1/2] mm/page_alloc.c:1481:30: sparse:...
https://syzkaller.appspot.com/bug?extid=ff0b569fb5111dcd1a36
INFO: rcu detected stall in sctp_packet_transmit
inforcudetectedstallsctp
https://syzkaller.appspot.com/bug?extid=0c40b0eae227145b6069
INFO: rcu detected stall in perf_event_open
inforcudetectedstallperf
https://lkml.iu.edu/1708.1/00682.html
Linux-Kernel Archive: [PATCH 06/16] mm: RCU free VMAs
linux kernelarchivepatchmmrcu
https://docs.oracle.com/middleware/1221/core/RCUUG/img_text/GUID-5E1EE6C1-726F-4BE0-ACEA-7CB517D4E4C6.htm
Description of the RCU Repository Drop Progress Screen
of thedescriptionrcurepositorydrop
https://syzkaller.appspot.com/bug?id=8dad0d745a6c48a33bf50aec00c5f4992163ef80
INFO: rcu detected stall in sys_clone (6)
inforcudetectedstallsys
https://syzkaller.appspot.com/bug?id=5650600916f71e8b25fad46c27a2d656e60b25e9
INFO: rcu detected stall in mremap
inforcudetectedstallmremap
https://syzkaller.appspot.com/bug?id=789cd1bf3b575198830b4303643a8b7c55bbd0a2
kernel panic: stack is corrupted in rcu_irq_enter
kernel panicstackcorruptedrcuirq
https://syzkaller.appspot.com/bug?id=3aeea08938a1d1545f22328b4c64ca8602fd2837
INFO: rcu detected stall in inet_release (2)
inforcudetectedstallinet
https://directory.fsf.org/wiki?title=ReMarkable_Connection_Utility_(RCU)&action=formedit
Edit Entry: ReMarkable Connection Utility (RCU) - Free Software Directory
edit entryfree softwareremarkableconnectionutility
https://syzkaller.appspot.com/bug?id=2b27403b6a02d2cd8e74fbae9ddb8b192c30a543
INFO: rcu detected stall in sys_getdents (2)
inforcudetectedstallsys
https://lkml.iu.edu/hypermail/linux/kernel/1710.3/01936.html
Linux-Kernel Archive: [PATCH] VFS: use synchronize_rcu_expedited() in namespace_unlock()
linux kernel
https://syzkaller.appspot.com/bug?extid=72a43cdb78469f7fbad1
WARNING: suspicious RCU usage in get_callchain_entry
warningsuspiciousrcuusageget
https://lkml.iu.edu/hypermail/linux/kernel/2107.3/00779.html
Linux-Kernel Archive: Question on (locking: Make spinlock_t and rwlock_t a RCU section on RT)
https://retrace.fedoraproject.org/faf/reports/1246123/
ABRT Analytics - Report #1246123 - kernel in synchronize_rcu_expedited
analytics reportabrtkernelsynchronizercu
https://www.rcu.co.uk/
RCU | Market Intelligence & Research in Further Education
Nov 16, 2025 - We are the education and skills sector leaders in innovative data analysis, evidence based research and market intelligence.
market intelligencercuresearcheducation
https://lkml.iu.edu/hypermail/linux/kernel/2103.0/06785.html
Linux-Kernel Archive: [PATCH 1/3] Revert "netfilter: x_tables: Update remaining dereference to RCU"
https://syzkaller.appspot.com/bug?extid=455cf6d72dfed822de56
INFO: rcu detected stall in sys_madvise (2)
inforcudetectedstallsys
https://docs.oracle.com/middleware/1213/core/INOSB/img_text/rcu_custom_variables.htm
Description of the illustration rcu_custom_variables.gif
of thecustom variablesdescriptionillustrationrcu
https://syzkaller.appspot.com/bug?id=d55b9fd43c18ed90d2d55a13285bb150ff818b36
INFO: rcu detected stall in kernfs_fop_open (6)
inforcudetectedstallkernfs
https://lkml.iu.edu/hypermail/linux/kernel/2301.1/05051.html
Linux-Kernel Archive: Re: [PATCH v2 rcu/dev 1/2] rcu: Track laziness during boot and suspend
https://lkml.iu.edu/1005.2/00594.html
Linux-Kernel Archive: [GIT PULL] RCU changes for v2.6.35
linux kernelgit pullarchive
https://lkml.indiana.edu/2302.3/03465.html
Linux-Kernel Archive: Re: [PATCH RFC v2] rcu: Add a minimum time for marking boot as completed
https://syzkaller.appspot.com/bug?extid=108696293d7a21ab688f
INFO: rcu detected stall in __process_echoes
in processinforcudetectedstall
https://www.dmmd.uzh.ch/en/GLP-RCU/Subunits.html
GLP-RCU subunits | Department of Molecular Mechanisms of Disease | UZH
department ofglprcusubunitsmolecular
https://docs.oracle.com/middleware/1221/core/RCUUG/img_text/GUID-648C26A1-F73D-45FA-9FE8-3344800BE82D.htm
Description of the RCU Repository Creation Completion Summary Screen
of thedescriptionrcurepositorycreation
https://lkml.iu.edu/hypermail/linux/kernel/1806.3/03165.html
Linux-Kernel Archive: Re: [PATCH tip/core/rcu 13/22] rcu: Fix grace-period hangs due to race with...
https://sid.siemens.com/v/u/22469
Room Temperature Controller RCU... - EC Declarations - RCU10 - RCU50.2 - RCU15
8000022465_D_Room Temperature Controller RCU...
room temperaturecontrollerrcuec
https://lkml.iu.edu/1005.2/00584.html
Linux-Kernel Archive: Re: [PATCH RFC tip/core/rcu 23/23] vhost: add __rcu annotations
https://syzkaller.appspot.com/bug?id=dc343db9222dd49f4b35abde1032871af40a2e3f
INFO: rcu detected stall in sys_exit_group (3)
inforcudetectedstallsys
https://yum.oracle.com/repowatch/oraclelinux8.aarch64/ol8_gluster_appstream/4d3bbf51807eeef93d384d8ee4d1c3c97db063ce07d6cb9f639cc53e249c9c63
[ol8_gluster_appstream] userspace-rcu
glusterappstreamuserspacercu
https://lwn.net/Articles/263221/
What is RCU, Fundamentally? [LWN.net]
what isrcufundamentallylwn
https://lkml.iu.edu/2003.1/03275.html
Linux-Kernel Archive: Re: Instrumentation and RCU
linux kernelarchiveinstrumentationrcu
https://lkml.iu.edu/hypermail/linux/kernel/2202.0/04946.html
Linux-Kernel Archive: [PATCH rcu 01/19] srcu: Tighten cleanup_srcu_struct() GP checks
https://syzkaller.appspot.com/bug?id=9682b27ea99204310afbe58834f0fb148f51e33b
INFO: rcu detected stall in syscall_enter_from_user_mode
inforcudetectedstallsyscall
https://syzkaller.appspot.com/bug?id=7fa680e0d14902e77c38305dac2ec0d79853f1fb
INFO: rcu detected stall in evdev_write (2)
inforcudetectedstallwrite
https://blogs.oracle.com/autonomous-ai-database/essbase-21c-rcu-database-password-expired
Essbase 21c RCU Database Password Expired | autonomous-ai-database
When deploying Essbase 21c on OCI Marketplace or Independent Deployment, an RCU database is configured. This RCU database requires a password, which may expire...
database passwordessbasercuexpiredautonomous
https://docs.oracle.com/middleware/1221/core/RCUUG/img_text/GUID-FF93805D-AFD3-4C07-B17E-D0B6724A9C67.htm
Description of the RCU Manage Tablespaces Screen
of thedescriptionrcumanagetablespaces
https://syzkaller.appspot.com/bug?id=f7bc9203e0e5e2be17741922c8fc6070013509c4
INFO: rcu detected stall in sys_flock (2)
inforcudetectedstallsys
https://lkml.indiana.edu/1309.0/03050.html
Linux-Kernel Archive: Re: [PATCH] rcu: Is it safe to enter an RCU read-side criticalsection?
https://syzkaller.appspot.com/bug?id=4513f79bb1024173d1f746f07c79433d9f8e73ba
INFO: rcu detected stall in ip_set_ad
ip setinforcudetectedstall
https://syzkaller.appspot.com/bug?extid=daca8540768c6abc32f5
INFO: rcu detected stall in mld_ifc_work
inforcudetectedstallmld
https://syzkaller.appspot.com/bug?extid=b6f8640465bdf47ca708
INFO: rcu detected stall in security_file_ioctl (9)
in securityinforcudetectedstall
https://syzkaller.appspot.com/bug?id=7b679afbbbd534914e490ac86637a92d10715342
INFO: rcu detected stall in sys_getsockopt (7)
inforcudetectedstallsys
https://lkml.iu.edu/hypermail/linux/kernel/1806.3/02412.html
Linux-Kernel Archive: Re: [PATCH tip/core/rcu 06/27] rcu: Mark task as .need_qs less aggressively
https://syzkaller.appspot.com/bug?extid=551695bf01bd0a4a6385
INFO: rcu detected stall in batadv_mcast_mla_update (2)
inforcudetectedstallmcast
https://lkml.iu.edu/hypermail/linux/kernel/2112.0/01318.html
Linux-Kernel Archive: [PATCH rcu 8/8] torture: Properly redirect kvm-remote.sh "echo" commands
https://syzkaller.appspot.com/bug?extid=14c6ac6811273526cfa5
INFO: rcu detected stall in kjournald2 (2)
inforcudetectedstall
https://lkml.iu.edu/hypermail/linux/kernel/2112.0/01238.html
Linux-Kernel Archive: [PATCH rcu 17/18] rcu/nocb: Allow empty "rcu_nocbs" kernel parameter
linux kernel
https://lkml.iu.edu/hypermail/linux/kernel/1907.2/05249.html
Linux-Kernel Archive: Re: RFC: call_rcu_outstanding (was Re: WARNING in __mmdrop)
linux kernel
https://lkml.indiana.edu/1112.0/03448.html
Linux-Kernel Archive: Re: rcu_sched_state detected stalls on Alpha with generic config
https://syzkaller.appspot.com/bug?extid=07b6b1dd6376c8d6cf9a
INFO: rcu detected stall in NF_HOOK
inforcudetectedstallhook
https://syzkaller.appspot.com/bug?id=114e5d3e89dd8a4f533e19f8ebe1316cfb281bc5
INFO: rcu detected stall in sys_getsockopt (11)
inforcudetectedstallsys
https://lkml.iu.edu/hypermail/linux/kernel/2112.0/01218.html
Linux-Kernel Archive: [PATCH rcu 6/6] srcu: Prevent redundant __srcu_read_unlock() wakeup
linux kernel
https://lkml.iu.edu/1710.0/04462.html
Linux-Kernel Archive: [PATCH 1/4] rcu: introduce noref debug
linux kernelarchivepatchrcuintroduce
https://retrace.fedoraproject.org/faf/reports/1244430/
ABRT Analytics - Report #1244430 - kernel in synchronize_rcu_expedited
analytics reportabrtkernelsynchronizercu
https://lkml.iu.edu/hypermail/linux/kernel/1703.0/04575.html
Linux-Kernel Archive: Re: rcu: WARNING in rcu_seq_end
linux kernelarchivercuwarningseq
https://syzkaller.appspot.com/bug?id=491d8917060d6da8fc3a1e12b75e644bfb5676d1
INFO: rcu detected stall in shmem_file_write_iter (2)
inforcudetectedstallfile
https://lkml.indiana.edu/2106.3/05696.html
Linux-Kernel Archive: [tip: core/rcu] rcu: Make RCU priority boosting work on single-CPU rcu_node...
https://syzkaller.appspot.com/bug?extid=6703acd038e364329b7d
INFO: rcu detected stall in call_timer_fn
in callinforcudetectedstall
https://syzkaller.appspot.com/bug?extid=e9ecaa13581148fa7787
INFO: rcu detected stall in blkdev_read_iter
inforcudetectedstallread
https://lkml.indiana.edu/1309.0/00961.html
Linux-Kernel Archive: Re: [RFC][PATCH 03/18 v2] ftrace: Set ftrace internal functiontracing RCU safe
https://lkml.iu.edu/hypermail/linux/kernel/2301.1/09104.html
Linux-Kernel Archive: Re: [PATCH v2 rcu/dev 2/2] rcu: Disable laziness if lazy-tracking says so
https://syzkaller.appspot.com/bug?extid=3fed4ee555d69bb415a9
BUG: unable to handle kernel paging request in rcu_cblist_dequeue
request inbugunablehandlekernel
https://lkml.iu.edu/hypermail/linux/kernel/2304.1/05783.html
Linux-Kernel Archive: Re: [PATCH] rcu/kvfree: Make fill page cache start from krcp-nr_bkv_objs
https://lkml.iu.edu/hypermail/linux/kernel/1507.0/00345.html
Linux-Kernel Archive: Re: [PATCH RFC tip/core/rcu 2/5] rcu: Short-circuit normal GPs via expedited...
https://lkml.iu.edu/hypermail/linux/kernel/1612.1/04103.html
Linux-Kernel Archive: Re: [PATCH v2] ath9k: do not return early to fix rcu unlocking
https://retrace.fedoraproject.org/faf/reports/1243851/
ABRT Analytics - Report #1243851 - kernel in synchronize_rcu_expedited
analytics reportabrtkernelsynchronizercu
https://syzkaller.appspot.com/bug?id=38efabaf212a82929936fb0d588d6ddcccbc0f23
INFO: rcu detected stall in kvm_dev_ioctl
inforcudetectedstallkvm
https://lkml.indiana.edu/1912.1/01632.html
Linux-Kernel Archive: [PATCH tip/core/rcu 11/11] rcu: Avoid tick_dep_set_cpu() misordering
https://syzkaller.appspot.com/bug?id=b9f33ac28f82dfb1894918fa2f2fe37fb3e4309b
KASAN: slab-use-after-free Read in ip_check_mc_rcu
free readip checkkasanslabuse
https://lkml.iu.edu/2209.0/03310.html
Linux-Kernel Archive: Re: [PATCH v5 06/18] rcu: Introduce call_rcu_lazy() API implementation
https://www.rcu-automobile.de/
Fahrzeuggroßhandel für EU-Neuwagen | Großhandel | Re-Import | RCU Handels KG
Fahrzeuggroßhandel für EU-Neuwagen | Großhandel | Re-Import | RCU Handels KG
eu neuwagenimportrcuhandelskg
https://lkml.indiana.edu/2011.2/07754.html
Linux-Kernel Archive: Re: [PATCH] bpf: Check the return value of dev_get_by_index_rcu()
https://lkml.indiana.edu/1112.0/02705.html
Linux-Kernel Archive: [PATCH] sys_getppid: add missing rcu_dereference
linux kernelarchivepatchsysgetppid
https://syzkaller.appspot.com/bug?extid=73a7bec1bc0f4fc0512a246334081f8c671762a8
WARNING: suspicious RCU usage (3)
warningsuspiciousrcuusage
https://www.rcuinsuranceservices.com/
Auto, Home & Business Insurance in Santa Rosa, CA - RCU Insurance Services - RCU Insurance Services
We're here to help you with all your insurance needs. Contact us today at 866-477-4225 to learn more!
home business insurancesanta rosa caautorcuservices
https://syzkaller.appspot.com/bug?id=6b79bf218fa46e7ed6474d6e37ca0bc0c0b09407
INFO: rcu detected stall in brk
inforcudetectedstallbrk
https://syzkaller.appspot.com/bug?extid=f2cf09711ff194bc2c22
INFO: rcu detected stall in task_work_add
inforcudetectedstalltask
https://lkml.indiana.edu/1612.1/00921.html
Linux-Kernel Archive: [RFC 0/5] rcu: Introduce leaf_node_for_each_mask_possible_cpu() and its friend
https://syzkaller.appspot.com/bug?id=520b46f133c6f3ded689370996c849881ffba20f
INFO: rcu detected stall in addrconf_rs_timer
inforcudetectedstallrs
https://lkml.iu.edu/hypermail/linux/kernel/1711.2/04400.html
Linux-Kernel Archive: [lkp-robot] [x86/entry/64] 5f3cb7eb7c: WARNING:suspicious_RCU_usage
https://syzkaller.appspot.com/bug?id=3ab89a0aecffa663e442f579908bd54d9ee4f665
INFO: rcu detected stall in net_rx_action
inforcudetectedstallrx
https://syzkaller.appspot.com/bug?id=6155a39dd62ec1065c3ad8eaacd41140d9c4a04f
INFO: rcu detected stall in check_preemption_disabled (3)
inforcudetectedstallcheck
https://lkml.indiana.edu/0806.2/2626.html
Linux-Kernel Archive: Re: [PATCH]rcu,inet,fib_trie,route,radix-tree,DECnet,mac80211: fix...
https://syzkaller.appspot.com/bug?extid=1d0ebb5530b0023d4b6b
INFO: rcu detected stall in do_idle
inforcudetectedstallidle
https://lkml.iu.edu/hypermail/linux/kernel/2302.2/07904.html
Linux-Kernel Archive: Re: [PATCH 00/13] Rename k[v]free_rcu() single argument to...
https://op.europa.eu/en/web/public-procurement/procurement-details/-/procurement/1e30a889-11a4-41c4-bae5-8c5cd390b839
Fourniture de pompes de distribution RCU et secondaire - RCU CHAMPS DE MARS DE PERPIGNAN - EU...
fournituredepompesdistributionrcu
https://syzkaller.appspot.com/bug?extid=66feb346d5c375250c6e
INFO: rcu detected stall in sys_bpf
inforcudetectedstallsys
https://lkml.iu.edu/2209.0/01062.html
Linux-Kernel Archive: Re: [PATCH v1] mm/gup: adjust stale comment for RCU GUP-fast
https://lkml.indiana.edu/2211.0/06587.html
Linux-Kernel Archive: Re: [PATCH RFC 05/10] mm/hugetlb: Make walk_hugetlb_range() RCU-safe