syzbot


BUG: soft lockup in smp_call_function
Status: upstream: reported C repro on 2020/07/12 23:02
Reported-by: syzbot+cce3691658bef1b12ac9@syzkaller.appspotmail.com
First crash: 380d, last: 12h26m

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 smp_call_function (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in smp_call_function C 107 104d 359d 22/22 fixed on 2021/04/13 06:26

Sample crash report:

Crashes (334):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-kasan-gce 2021/07/17 16:50 net-next ab0441b4a920 f115ae98 .config log report syz C BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/09 10:47 upstream 4c8684fe555e 5c2fe346 .config log report syz C INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-root 2020/08/16 01:04 upstream c9c9735c46f5 424dd8e7 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/22 18:32 upstream 4fa640dc5230 128cd85f .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/07/15 07:21 upstream e9919e11e219 609fb517 .config log report syz C
ci-upstream-kasan-gce-root 2020/07/13 08:57 upstream 4437dd6e8f71 9ebcc5b1 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/08/12 11:25 linux-next bc09acc9f224 bb3e5fe6 .config log report syz C
ci-upstream-kasan-gce-smack-root 2021/07/22 04:29 upstream 7b6ae471e541 29c3f20f .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/07/19 23:41 upstream 2734d6c1b1a0 bc48c9ab .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-root 2021/07/17 13:32 upstream d980cc0620ae f115ae98 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/07/16 02:42 upstream dd9c7df94c1b f115ae98 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/07/15 06:30 upstream 8096acd7442e b9a2f64e .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/07/14 17:24 upstream 40226a3d96ef 94e0b707 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce 2021/07/12 07:10 upstream e73f0f0ee754 a4869c92 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce 2021/07/07 11:07 upstream 3dbdb38e2869 4846d5c1 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/07/07 08:19 upstream 3dbdb38e2869 4846d5c1 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/07/06 20:39 upstream 3dbdb38e2869 cca78469 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/07/06 13:06 upstream 3dbdb38e2869 6c4484eb .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-root 2021/07/06 10:59 upstream 3dbdb38e2869 6c4484eb .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/07/03 05:13 upstream 3dbdb38e2869 55aa55c2 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/06/30 21:17 upstream df04fbe8680b 38a885d1 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce 2021/06/25 05:00 upstream 4a09d388f2ab 0edbbe31 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/24 09:53 upstream 7426cedc7dad ec865f6a .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-root 2021/06/23 08:32 upstream 0c18f29aae7c aba2b2fb .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/06/21 18:32 upstream 13311e74253f aba2b2fb .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/12 16:52 upstream ad347abe4a98 1ba81399 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-root 2021/06/06 15:45 upstream f5b6eb1e0182 500c2339 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-root 2021/06/03 23:29 upstream f88cd3fb9df2 0740de69 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/06/03 03:00 upstream 324c92e5e0ee 0740de69 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/02 05:56 upstream 231bc5390667 032639db .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/05/30 15:25 upstream b90e90f40b4f 325a8dab .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/05/29 22:22 upstream 6799d4f2da49 325a8dab .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-root 2021/05/25 22:41 upstream a050a6d2b7e8 93d3a9f6 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/05/24 04:56 upstream 6ebb6814a1ef 3c7fef33 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-386 2021/07/10 02:18 upstream 3dbdb38e2869 8f5a7b8c .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-386 2021/07/06 09:40 upstream 3dbdb38e2869 6c4484eb .config log report info BUG: soft lockup in smp_call_function
ci-qemu2-arm32 2021/06/20 13:01 upstream bf152b0b41dc aba2b2fb .config log report info BUG: soft lockup in smp_call_function
ci-upstream-net-kasan-gce 2021/05/31 10:07 net-next a729b8e6ec3d 325a8dab .config log report info BUG: soft lockup in smp_call_function
ci-upstream-net-kasan-gce 2021/05/27 03:38 net-next c7a551b2e44a 858ea628 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-linux-next-kasan-gce-root 2021/07/22 10:44 linux-next 7468cbf5c917 29c3f20f .config log report info BUG: soft lockup in smp_call_function
ci-upstream-linux-next-kasan-gce-root 2021/07/14 11:36 linux-next c0d438dbc0b7 484502bd .config log report info BUG: soft lockup in smp_call_function
ci-upstream-linux-next-kasan-gce-root 2021/07/08 02:58 linux-next ee268dee405b 95793bce .config log report info BUG: soft lockup in smp_call_function
ci-upstream-linux-next-kasan-gce-root 2021/06/25 16:07 linux-next a1f92694393a ae6bf8dd .config log report info BUG: soft lockup in smp_call_function
ci-upstream-linux-next-kasan-gce-root 2021/06/09 01:12 linux-next a1f92694393a 5c2fe346 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-linux-next-kasan-gce-root 2021/05/29 04:15 linux-next a1f92694393a 858ea628 .config log report info BUG: soft lockup in smp_call_function
ci-upstream-kasan-gce-root 2021/07/23 16:04 upstream 9bead1b58c4c bc5f1d88 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/07/21 18:58 upstream 8cae8cd89f05 29c3f20f .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce 2021/07/19 16:51 upstream 2734d6c1b1a0 e6a17580 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-root 2021/07/19 10:46 upstream 2734d6c1b1a0 e6a17580 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/07/18 15:27 upstream 1d67c8d993ba f115ae98 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-root 2021/07/02 14:03 upstream 3dbdb38e2869 658ebc66 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/23 21:27 upstream 7266f2030eb0 fe4ab389 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/22 20:54 upstream 0c18f29aae7c aba2b2fb .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/16 19:10 upstream 6b00bc639f1f c06f97ad .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-root 2021/06/15 10:43 upstream 009c9aa5be65 58636922 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/14 11:48 upstream 009c9aa5be65 1ba81399 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/06/13 23:12 upstream e4e453434a19 1ba81399 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/06/09 15:10 upstream 368094df48e6 84fe5d96 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-selinux-root 2021/06/08 01:49 upstream 614124bea77e e59537be .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-kasan-gce-smack-root 2021/01/17 04:44 upstream 0da0a8a0a0e1 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2020/07/12 23:01 upstream 4437dd6e8f71 9ebcc5b1 .config log report
ci-upstream-kasan-gce-smack-root 2020/07/10 22:54 upstream a581387e415b 18d18b59 .config log report
ci-upstream-kasan-gce-selinux-root 2020/07/08 22:22 upstream 0bddd227f3dc bc238812 .config log report
ci-upstream-net-this-kasan-gce 2021/06/07 22:29 net 3822d0670c9d e59537be .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-net-kasan-gce 2021/06/28 07:55 net-next ff8744b5eb11 9d2ab5df .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-net-kasan-gce 2021/06/15 04:02 net-next 2d7ff2d83cac 1ba81399 .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-net-kasan-gce 2021/05/31 02:08 net-next d3f2c48de7b8 325a8dab .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-bpf-next-kasan-gce 2020/11/02 15:12 bpf-next cb5dc5b062a9 8bc4594f .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/07/08 09:37 linux-next e2f74b13dbe6 95793bce .config log report info INFO: rcu detected stall in smp_call_function
ci-upstream-linux-next-kasan-gce-root 2021/06/29 21:08 linux-next a1f92694393a a4fccb01 .config log report info INFO: rcu detected stall in smp_call_function