syzbot


[upstream] INFO: rcu detected stall in __process_echoes
Status: fixed on 2018/07/09 18:05
Reported-by: syzbot+108696293d7a21ab688f@syzkaller.appspotmail.com
Commits: n_tty: Access echo_* variables carefully.
First: 112d, last: 15d
duplicates:
Title Repro Count Last Reported Patched Status
INFO: task hung in perf_trace_event_unreg 1 106d 106d closed as dup on 2018/04/02 16:04
INFO: task hung in isig 1 60d 60d closed as dup on 2018/05/18 10:23
BUG: soft lockup in __process_echoes C 1 28d 27d closed as dup on 2018/06/20 11:32
INFO: rcu detected stall in commit_echoes C 237 15d 111d closed as dup on 2018/03/28 07:12
INFO: rcu detected stall in n_tty_receive_buf_common C 32 23d 107d closed as dup on 2018/03/31 15:56

Sample crash report:

All crashes (326):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-root 2018/04/28 12:48 upstream 46dc111dfe47bf47f23884cade3c8a355be87c8c d5a5d045176c34bd1066e2b8ce843b3dc8a67ee0 .config log report syz C ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/03/27 20:27 upstream 3eb2ce825ea1ad89d20f7a3b5780df850e4be274 bf5e585c5e1b12fe80ee486fdd48eeb71a13fa21 .config log report syz C ["akpm@linux-foundation.org" "aryabinin@virtuozzo.com" "dvyukov@google.com" "gregkh@linuxfoundation.org" "linux-kernel@vger.kernel.org" "tchibo@google.com" "tglx@linutronix.de"]
ci-upstream-kasan-gce-root 2018/03/26 18:38 upstream 3eb2ce825ea1ad89d20f7a3b5780df850e4be274 0ca7878bc33e9f95369c609dd1eb56a6405479cc .config log report ["akpm@linux-foundation.org" "aryabinin@virtuozzo.com" "dvyukov@google.com" "gregkh@linuxfoundation.org" "linux-kernel@vger.kernel.org" "pombredanne@nexb.com" "tchibo@google.com" "tglx@linutronix.de"]
ci-upstream-kasan-gce-root 2018/07/01 19:36 upstream 883c9ab9eb595f8542d01e55d29a346c8d96862e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/07/01 17:59 upstream 883c9ab9eb595f8542d01e55d29a346c8d96862e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/07/01 14:58 upstream 883c9ab9eb595f8542d01e55d29a346c8d96862e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/07/01 06:16 upstream 0fbc4aeabc91f2e39e0dffebe8f81a0eb3648d97 dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/07/01 03:58 upstream 0fbc4aeabc91f2e39e0dffebe8f81a0eb3648d97 dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/30 19:40 upstream 1904148a361a07fb2d7cba1261d1d2c2f33c8d2e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/30 18:36 upstream 1904148a361a07fb2d7cba1261d1d2c2f33c8d2e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/30 13:59 upstream 1904148a361a07fb2d7cba1261d1d2c2f33c8d2e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/30 12:53 upstream 1904148a361a07fb2d7cba1261d1d2c2f33c8d2e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/30 06:39 upstream 1904148a361a07fb2d7cba1261d1d2c2f33c8d2e dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/30 00:05 upstream 2cd3ae2129736f9019130064d09713a375870941 dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/29 08:49 upstream 90368a37fbbe76056db2b703c08903939a2a18dc dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/29 04:46 upstream 90368a37fbbe76056db2b703c08903939a2a18dc dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/28 19:53 upstream f57494321cbf5b1e7769b6135407d2995a369e28 dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/28 16:45 upstream f57494321cbf5b1e7769b6135407d2995a369e28 dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/28 10:38 upstream f57494321cbf5b1e7769b6135407d2995a369e28 dba0b50e7863cf82c29969caed47da4b8c99ee05 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/28 01:08 upstream debd52a0506147c0ce8370ee82f5a3b79efa2f26 43e60f7e0961a7b3bdb6813703c41cee2680a0dd .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/27 23:41 upstream debd52a0506147c0ce8370ee82f5a3b79efa2f26 43e60f7e0961a7b3bdb6813703c41cee2680a0dd .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/27 17:57 upstream debd52a0506147c0ce8370ee82f5a3b79efa2f26 43e60f7e0961a7b3bdb6813703c41cee2680a0dd .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/27 12:00 upstream 813835028e9ae1f18cd11bb0ec591d0f0577d96a 43e60f7e0961a7b3bdb6813703c41cee2680a0dd .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/27 04:03 upstream 813835028e9ae1f18cd11bb0ec591d0f0577d96a b0294c53d01ff4816b69d34f27d10656d002a8fa .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/26 10:47 upstream 6f0d349d922ba44e4348a17a78ea51b7135965b1 2064fc5c9114c170841328aaa4b124a4062becf6 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/25 19:10 upstream 6f0d349d922ba44e4348a17a78ea51b7135965b1 2064fc5c9114c170841328aaa4b124a4062becf6 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/24 21:30 upstream 7daf201d7fe8334e2d2364d4e8ed3394ec9af819 2064fc5c9114c170841328aaa4b124a4062becf6 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/22 08:54 upstream 27db64f65f1be2f2ee741a1bf20d8d13d62c167f 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/22 05:28 upstream 27db64f65f1be2f2ee741a1bf20d8d13d62c167f 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/21 18:49 upstream 1abd8a8f39cd9a2925149000056494523c85643a 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/21 17:11 upstream 1abd8a8f39cd9a2925149000056494523c85643a 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/21 13:38 upstream 1abd8a8f39cd9a2925149000056494523c85643a 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/21 10:57 upstream 1abd8a8f39cd9a2925149000056494523c85643a 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/20 17:17 upstream 81e97f01371f4e1701feeafe484665112cd9ddc2 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/20 14:36 upstream 81e97f01371f4e1701feeafe484665112cd9ddc2 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/20 03:08 upstream ba4dbdedd3edc2798659bcd8b1a184ea8bdd04dc 095ef80678981c78c6726af6a3a50a7c8f667d52 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/19 19:14 upstream ba4dbdedd3edc2798659bcd8b1a184ea8bdd04dc 732e4256fb6f7221d07af3d900951d77eabff611 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/19 17:27 upstream ba4dbdedd3edc2798659bcd8b1a184ea8bdd04dc 732e4256fb6f7221d07af3d900951d77eabff611 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/19 15:59 upstream ba4dbdedd3edc2798659bcd8b1a184ea8bdd04dc 732e4256fb6f7221d07af3d900951d77eabff611 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/19 14:01 upstream ba4dbdedd3edc2798659bcd8b1a184ea8bdd04dc 732e4256fb6f7221d07af3d900951d77eabff611 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/19 11:08 upstream ba4dbdedd3edc2798659bcd8b1a184ea8bdd04dc 732e4256fb6f7221d07af3d900951d77eabff611 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/19 08:37 upstream ba4dbdedd3edc2798659bcd8b1a184ea8bdd04dc 45c54f755c6dee216beaeeef11e98a0375102712 .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/18 04:08 upstream ce397d215ccd07b8ae3f71db689aedb85d56ab40 27c5f59f504f562333e3cd5e715fea5cb69c396e .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/18 02:13 upstream ce397d215ccd07b8ae3f71db689aedb85d56ab40 27c5f59f504f562333e3cd5e715fea5cb69c396e .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/17 23:59 upstream ce397d215ccd07b8ae3f71db689aedb85d56ab40 27c5f59f504f562333e3cd5e715fea5cb69c396e .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]
ci-upstream-kasan-gce-root 2018/06/17 21:55 upstream ce397d215ccd07b8ae3f71db689aedb85d56ab40 27c5f59f504f562333e3cd5e715fea5cb69c396e .config log report ["gregkh@linuxfoundation.org" "jslaby@suse.com" "linux-kernel@vger.kernel.org"]