syzbot


possible deadlock in kvfree_call_rcu

Status: upstream: reported C repro on 2024/03/25 23:20
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+cb88665052d93c3f0be3@syzkaller.appspotmail.com
First crash: 322d, last: 1h22m
Bug presence (3)
Date Name Commit Repro Result
2024/06/07 linux-5.15.y (ToT) c61bd26ae81a C [report] possible deadlock in trie_delete_elem
2024/04/23 upstream (ToT) 71b1543c83d6 C [report] possible deadlock in trie_delete_elem
2024/06/07 upstream (ToT) 8a92980606e3 C Didn't crash
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 possible deadlock in kvfree_call_rcu origin:upstream missing-backport C 703 46m 326d 0/3 upstream: reported C repro on 2024/03/21 20:02
upstream possible deadlock in kvfree_call_rcu (2) net C unreliable inconclusive 1097 66d 245d 0/28 upstream: reported C repro on 2024/06/10 22:50
upstream possible deadlock in kvfree_call_rcu bpf C 1431 251d 321d 25/28 fixed on 2024/06/05 13:52
Fix bisection attempts (1)
Created Duration User Patch Repo Result
2024/06/07 17:58 4h58m fix candidate upstream OK (1) job log
marked invalid by nogikh@google.com

Sample crash report:
======================================================
WARNING: possible circular locking dependency detected
5.15.177-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor264/4170 is trying to acquire lock:
ffff8880b8f27e78 (krc.lock){....}-{2:2}, at: krc_this_cpu_lock kernel/rcu/tree.c:3199 [inline]
ffff8880b8f27e78 (krc.lock){....}-{2:2}, at: add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3506 [inline]
ffff8880b8f27e78 (krc.lock){....}-{2:2}, at: kvfree_call_rcu+0x1b5/0x8a0 kernel/rcu/tree.c:3597

but task is already holding lock:
ffff888024af89b8 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x690 kernel/bpf/lpm_trie.c:467

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #2 (&trie->lock){....}-{2:2}:
       lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162
       trie_delete_elem+0x90/0x690 kernel/bpf/lpm_trie.c:467
       bpf_prog_6685fa5310c1817b+0x42/0x5e4
       bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
       __bpf_prog_run include/linux/filter.h:628 [inline]
       bpf_prog_run include/linux/filter.h:635 [inline]
       __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
       bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1915
       trace_hrtimer_start include/trace/events/timer.h:199 [inline]
       debug_activate kernel/time/hrtimer.c:476 [inline]
       enqueue_hrtimer+0x324/0x390 kernel/time/hrtimer.c:1084
       __hrtimer_start_range_ns kernel/time/hrtimer.c:1259 [inline]
       hrtimer_start_range_ns+0xabe/0xc80 kernel/time/hrtimer.c:1301
       hrtimer_start_expires include/linux/hrtimer.h:434 [inline]
       hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1968 [inline]
       do_nanosleep+0x164/0x7b0 kernel/time/hrtimer.c:2044
       hrtimer_nanosleep+0x24d/0x490 kernel/time/hrtimer.c:2100
       __do_sys_clock_nanosleep kernel/time/posix-timers.c:1313 [inline]
       __se_sys_clock_nanosleep+0x323/0x3b0 kernel/time/posix-timers.c:1290
       do_syscall_x64 arch/x86/entry/common.c:50 [inline]
       do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
       entry_SYSCALL_64_after_hwframe+0x66/0xd0

-> #1 (hrtimer_bases.lock){-.-.}-{2:2}:
       lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162
       lock_hrtimer_base kernel/time/hrtimer.c:173 [inline]
       hrtimer_start_range_ns+0x105/0xc80 kernel/time/hrtimer.c:1299
       hrtimer_start include/linux/hrtimer.h:420 [inline]
       run_page_cache_worker kernel/rcu/tree.c:3488 [inline]
       kvfree_call_rcu+0x6a0/0x8a0 kernel/rcu/tree.c:3599
       rtnl_register_internal+0x443/0x530 net/core/rtnetlink.c:223
       rtnl_register+0x32/0x70 net/core/rtnetlink.c:273
       ip_rt_init+0x2e6/0x390 net/ipv4/route.c:3750
       ip_init+0xa/0x20 net/ipv4/ip_output.c:1749
       inet_init+0x27c/0x390 net/ipv4/af_inet.c:2007
       do_one_initcall+0x22b/0x7a0 init/main.c:1302
       do_initcall_level+0x157/0x210 init/main.c:1375
       do_initcalls+0x49/0x90 init/main.c:1391
       kernel_init_freeable+0x425/0x5c0 init/main.c:1615
       kernel_init+0x19/0x290 init/main.c:1506
       ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

-> #0 (krc.lock){....}-{2:2}:
       check_prev_add kernel/locking/lockdep.c:3053 [inline]
       check_prevs_add kernel/locking/lockdep.c:3172 [inline]
       validate_chain+0x1649/0x5930 kernel/locking/lockdep.c:3788
       __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012
       lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623
       __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
       _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154
       krc_this_cpu_lock kernel/rcu/tree.c:3199 [inline]
       add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3506 [inline]
       kvfree_call_rcu+0x1b5/0x8a0 kernel/rcu/tree.c:3597
       trie_delete_elem+0x520/0x690
       bpf_prog_8c8ab8634bca3061+0x3a/0x7d0
       bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
       __bpf_prog_run include/linux/filter.h:628 [inline]
       bpf_prog_run include/linux/filter.h:635 [inline]
       __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
       bpf_trace_run3+0x1d1/0x380 kernel/trace/bpf_trace.c:1916
       __bpf_trace_kmem_cache_free+0x99/0xc0 include/trace/events/kmem.h:138
       trace_kmem_cache_free include/trace/events/kmem.h:138 [inline]
       kmem_cache_free+0x1ce/0x1f0 mm/slub.c:3516
       do_sys_openat2+0x202/0x4f0 fs/open.c:1262
       do_sys_open fs/open.c:1269 [inline]
       __do_sys_openat fs/open.c:1285 [inline]
       __se_sys_openat fs/open.c:1280 [inline]
       __x64_sys_openat+0x243/0x290 fs/open.c:1280
       do_syscall_x64 arch/x86/entry/common.c:50 [inline]
       do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
       entry_SYSCALL_64_after_hwframe+0x66/0xd0

other info that might help us debug this:

Chain exists of:
  krc.lock --> hrtimer_bases.lock --> &trie->lock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&trie->lock);
                               lock(hrtimer_bases.lock);
                               lock(&trie->lock);
  lock(krc.lock);

 *** DEADLOCK ***

2 locks held by syz-executor264/4170:
 #0: ffffffff8cb1fce0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:311
 #1: ffff888024af89b8 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x690 kernel/bpf/lpm_trie.c:467

stack backtrace:
CPU: 1 PID: 4170 Comm: syz-executor264 Not tainted 5.15.177-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106
 check_noncircular+0x2f8/0x3b0 kernel/locking/lockdep.c:2133
 check_prev_add kernel/locking/lockdep.c:3053 [inline]
 check_prevs_add kernel/locking/lockdep.c:3172 [inline]
 validate_chain+0x1649/0x5930 kernel/locking/lockdep.c:3788
 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012
 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154
 krc_this_cpu_lock kernel/rcu/tree.c:3199 [inline]
 add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3506 [inline]
 kvfree_call_rcu+0x1b5/0x8a0 kernel/rcu/tree.c:3597
 trie_delete_elem+0x520/0x690
 bpf_prog_8c8ab8634bca3061+0x3a/0x7d0
 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
 bpf_trace_run3+0x1d1/0x380 kernel/trace/bpf_trace.c:1916
 __bpf_trace_kmem_cache_free+0x99/0xc0 include/trace/events/kmem.h:138
 trace_kmem_cache_free include/trace/events/kmem.h:138 [inline]
 kmem_cache_free+0x1ce/0x1f0 mm/slub.c:3516
 do_sys_openat2+0x202/0x4f0 fs/open.c:1262
 do_sys_open fs/open.c:1269 [inline]
 __do_sys_openat fs/open.c:1285 [inline]
 __se_sys_openat fs/open.c:1280 [inline]
 __x64_sys_openat+0x243/0x290 fs/open.c:1280
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3648a26191
Code: 75 57 89 f0 25 00 00 41 00 3d 00 00 41 00 74 49 80 3d 1a 8f 07 00 00 74 6d 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 93 00 00 00 48 8b 54 24 28 64 48 2b 14 25
RSP: 002b:00007fff75008dc0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000080001 RCX: 00007f3648a26191
RDX: 0000000000080001 RSI: 00007f3648a70022 RDI: 00000000ffffff9c
RBP: 00007f3648a70022 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff75008e60
R13: 00007fff75009548 R14: 00007fff75009350 R15: 00007fff75009340
 </TASK>

Crashes (753):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/01/31 09:22 linux-5.15.y 003148680b79 4c6ac32f .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/09/22 16:31 linux-5.15.y 3a5928702e71 6f888b75 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/09/19 05:54 linux-5.15.y 3a5928702e71 c673ca06 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/06/21 19:40 linux-5.15.y 4878aadf2d15 edc5149a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/06/21 18:59 linux-5.15.y 4878aadf2d15 edc5149a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/04/02 03:24 linux-5.15.y 9465fef4ae35 6baf5069 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/04/02 01:49 linux-5.15.y 9465fef4ae35 6baf5069 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/04/01 23:03 linux-5.15.y 9465fef4ae35 6baf5069 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/03/27 21:11 linux-5.15.y 9465fef4ae35 120789fd .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/03/25 23:20 linux-5.15.y b95c01af2113 0ea90952 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/02/10 22:49 linux-5.15.y c16c81c81336 43f51a00 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/02/09 07:50 linux-5.15.y c16c81c81336 ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/02/09 06:50 linux-5.15.y c16c81c81336 ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/02/05 20:26 linux-5.15.y c16c81c81336 4dc70884 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/02/03 14:10 linux-5.15.y c16c81c81336 a21a8419 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/02/03 08:01 linux-5.15.y c16c81c81336 568559e4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/02/03 07:51 linux-5.15.y c16c81c81336 568559e4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/31 19:50 linux-5.15.y 003148680b79 aa47157c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/29 22:01 linux-5.15.y 003148680b79 136953f1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/29 11:02 linux-5.15.y 003148680b79 865ef71e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/28 17:01 linux-5.15.y 003148680b79 f5427d7c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/27 06:04 linux-5.15.y 003148680b79 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/25 21:37 linux-5.15.y 003148680b79 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/22 23:47 linux-5.15.y 4735586da88e a44b0418 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/22 19:37 linux-5.15.y 4735586da88e a44b0418 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/22 02:50 linux-5.15.y 4735586da88e da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/21 21:27 linux-5.15.y 4735586da88e da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/19 15:01 linux-5.15.y 4735586da88e f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/19 12:26 linux-5.15.y 4735586da88e f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/19 11:23 linux-5.15.y 4735586da88e f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/19 09:29 linux-5.15.y 4735586da88e f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/18 08:05 linux-5.15.y 4735586da88e f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/18 06:50 linux-5.15.y 4735586da88e f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/16 17:09 linux-5.15.y 4735586da88e f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/14 11:13 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/14 04:40 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/13 08:50 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/12 07:27 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/12 05:11 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/10 13:34 linux-5.15.y 4735586da88e 67d7ec0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/09 01:43 linux-5.15.y 91786f140358 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2025/01/07 13:39 linux-5.15.y 91786f140358 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2025/01/01 15:41 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/28 12:15 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/27 22:18 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2024/12/27 20:34 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/27 19:07 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/27 17:36 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/26 16:18 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/23 05:48 linux-5.15.y 91786f140358 b4fbdbd4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2024/12/22 13:44 linux-5.15.y 91786f140358 b4fbdbd4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/22 08:56 linux-5.15.y 91786f140358 d7f584ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2024/12/21 07:06 linux-5.15.y 91786f140358 d7f584ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2024/12/21 01:22 linux-5.15.y 91786f140358 d7f584ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/20 15:18 linux-5.15.y 91786f140358 0f61b415 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
2024/12/20 10:11 linux-5.15.y 91786f140358 0f61b415 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/19 21:57 linux-5.15.y 91786f140358 5905cb39 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in kvfree_call_rcu
2024/12/19 13:53 linux-5.15.y 963e654022cc 1432fc84 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in kvfree_call_rcu
* Struck through repros no longer work on HEAD.