Title | Replies (including bot) | Last reply |
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WARNING: suspicious RCU usage in nf_ct_iterate_cleanup | 0 (1) | 2020/12/15 10:24 |
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Title | Replies (including bot) | Last reply |
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WARNING: suspicious RCU usage in nf_ct_iterate_cleanup | 0 (1) | 2020/12/15 10:24 |
============================= WARNING: suspicious RCU usage 5.10.0-rc7-syzkaller #0 Not tainted ----------------------------- kernel/sched/core.c:7270 Illegal context switch in RCU-bh read-side critical section! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 0 2 locks held by kworker/1:8/18355: #0: ffff888010063d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010063d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] #0: ffff888010063d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] #0: ffff888010063d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:616 [inline] #0: ffff888010063d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] #0: ffff888010063d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc90002a6fda8 ((work_completion)(&w->work)#2){+.+.}-{0:0}, at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 stack backtrace: CPU: 1 PID: 18355 Comm: kworker/1:8 Not tainted 5.10.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events iterate_cleanup_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x163 lib/dump_stack.c:118 ___might_sleep+0x220/0x2b0 kernel/sched/core.c:7270 get_next_corpse net/netfilter/nf_conntrack_core.c:2222 [inline] nf_ct_iterate_cleanup+0x132/0x400 net/netfilter/nf_conntrack_core.c:2244 nf_ct_iterate_cleanup_net net/netfilter/nf_conntrack_core.c:2329 [inline] nf_ct_iterate_cleanup_net+0x113/0x170 net/netfilter/nf_conntrack_core.c:2314 iterate_cleanup_work+0x45/0x130 net/netfilter/nf_nat_masquerade.c:216 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418 kthread+0x3b1/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/12/11 10:16 | upstream | 33dc9614dc20 | f900b48c | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | ||||
2020/12/27 16:34 | linux-next | d7a03a44a5e9 | 2242f77f | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root |