bisecting fixing commit since 68845a55c31bd4e00107c6b6585ab0c707782c5c building syzkaller on 1f7cc1ca26f786658b146bf760d9698390e9bbfb testing commit 68845a55c31bd4e00107c6b6585ab0c707782c5c compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: dc3d76c7d24a493b42e7956a7d61c69932fd45da6ae05b54408c50a2900866e1 run #0: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #1: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #2: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #3: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #4: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #5: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #6: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #7: crashed: INFO: rcu detected stall in rtnl_newlink run #8: crashed: INFO: rcu detected stall in rtnl_newlink run #9: crashed: INFO: rcu detected stall in rtnl_newlink run #10: crashed: INFO: rcu detected stall in rtnl_newlink run #11: crashed: INFO: rcu detected stall in rtnl_newlink run #12: crashed: INFO: rcu detected stall in rtnl_newlink run #13: crashed: INFO: rcu detected stall in rtnl_newlink run #14: crashed: INFO: rcu detected stall in rtnl_newlink run #15: crashed: INFO: rcu detected stall in rtnl_newlink run #16: crashed: INFO: rcu detected stall in rtnl_newlink run #17: crashed: INFO: rcu detected stall in rtnl_newlink run #18: crashed: INFO: rcu detected stall in rtnl_newlink run #19: crashed: INFO: rcu detected stall in rtnl_newlink testing current HEAD 9e9fb7655ed585da8f468e29221f0ba194a5f613 testing commit 9e9fb7655ed585da8f468e29221f0ba194a5f613 arch/x86/kernel/setup.c:916:6: error: implicit declaration of function 'acpi_mps_check' [-Werror=implicit-function-declaration] arch/x86/kernel/setup.c:1110:2: error: implicit declaration of function 'acpi_table_upgrade' [-Werror=implicit-function-declaration] arch/x86/kernel/setup.c:1112:2: error: implicit declaration of function 'acpi_boot_table_init' [-Werror=implicit-function-declaration] arch/x86/kernel/setup.c:1120:2: error: implicit declaration of function 'early_acpi_boot_init'; did you mean 'early_cpu_init'? [-Werror=implicit-function-declaration] arch/x86/kernel/setup.c:1162:2: error: implicit declaration of function 'acpi_boot_init' [-Werror=implicit-function-declaration] revisions tested: 1, total time: 16m21.748040848s (build: 10m18.899016063s, test: 5m7.413957994s) bisection is inconclusive, the first good commit could be any of: 68845a55c31bd4e00107c6b6585ab0c707782c5c 9e9fb7655ed585da8f468e29221f0ba194a5f613