------------[ cut here ]------------ WARNING: CPU: 1 PID: 4459 at kernel/events/core.c:2781 __perf_install_in_context+0x1c0/0x47c kernel/events/core.c:2781 Modules linked in: CPU: 1 PID: 4459 Comm: syz-executor.1 Not tainted 5.12.0-rc8-syzkaller-00011-g18a3c5f7abfd #0 Hardware name: riscv-virtio,qemu (DT) epc : __perf_install_in_context+0x1c0/0x47c kernel/events/core.c:2781 ra : __perf_install_in_context+0x1c0/0x47c kernel/events/core.c:2781 epc : ffffffe00027d7ba ra : ffffffe00027d7ba sp : ffffffe0291cbaf0 gp : ffffffe0045883c0 tp : ffffffe00acf97c0 t0 : ffffffc40117bf4c t1 : 0000000000000001 t2 : 0000000000000000 s0 : ffffffe0291cbb50 s1 : ffffffe0255f0000 a0 : ffffffe066d79118 a1 : 00000000000f0000 a2 : ffffffd012ceb000 a3 : ffffffe00027d7ba a4 : ffffffd012cf2118 a5 : 0000000000000e23 a6 : 0000000000f00000 a7 : ffffffe00027d6ba s2 : ffffffe066d78f70 s3 : ffffffe0255f00a8 s4 : ffffffe0087f6000 s5 : ffffffe00acf97c0 s6 : ffffffe066d78f78 s7 : ffffffe0087f7800 s8 : ffffffe00acf97c0 s9 : ffffffe00458c0d0 s10: 0000000000000000 s11: 0000000000000000 t3 : 33bf37897de07500 t4 : ffffffc405239797 t5 : ffffffc405239799 t6 : ffffffe00c54a7d4 status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003 Call Trace: [] __perf_install_in_context+0x1c0/0x47c kernel/events/core.c:2781 [] remote_function kernel/events/core.c:91 [inline] [] remote_function+0xa8/0xc0 kernel/events/core.c:71 [] generic_exec_single+0x1a6/0x212 kernel/smp.c:293 [] smp_call_function_single+0x134/0x2ba kernel/smp.c:513 [] task_function_call+0x90/0xee kernel/events/core.c:119 [] perf_install_in_context+0x174/0x2e6 kernel/events/core.c:2902 [] __do_sys_perf_event_open+0x10ea/0x199e kernel/events/core.c:12169 [] sys_perf_event_open+0x34/0x46 kernel/events/core.c:11775 [] ret_from_syscall+0x0/0x2 irq event stamp: 554 hardirqs last enabled at (553): [] mod_memcg_lruvec_state include/linux/memcontrol.h:979 [inline] hardirqs last enabled at (553): [] mod_objcg_state mm/slab.h:296 [inline] hardirqs last enabled at (553): [] memcg_slab_post_alloc_hook+0x2ea/0x46a mm/slab.h:327 hardirqs last disabled at (554): [] generic_exec_single+0x1a2/0x212 kernel/smp.c:292 softirqs last enabled at (514): [] sctp_init_sock+0x610/0x774 net/sctp/socket.c:5001 softirqs last disabled at (512): [] sctp_init_sock+0x544/0x774 net/sctp/socket.c:4981 ---[ end trace 216b1a80e56e24f9 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4459 at kernel/events/core.c:3210 ctx_sched_out+0x312/0x548 kernel/events/core.c:3210 Modules linked in: CPU: 1 PID: 4459 Comm: syz-executor.1 Tainted: G W 5.12.0-rc8-syzkaller-00011-g18a3c5f7abfd #0 Hardware name: riscv-virtio,qemu (DT) epc : ctx_sched_out+0x312/0x548 kernel/events/core.c:3210 ra : ctx_sched_out+0x312/0x548 kernel/events/core.c:3210 epc : ffffffe00027ca5e ra : ffffffe00027ca5e sp : ffffffe0291cba90 gp : ffffffe0045883c0 tp : ffffffe00acf97c0 t0 : ffffffc40117bf4c t1 : 0000000000000001 t2 : 0000000000000000 s0 : ffffffe0291cbaf0 s1 : ffffffe0087f6000 a0 : ffffffe066d79118 a1 : 00000000000f0000 a2 : ffffffd012ceb000 a3 : ffffffe00027ca5e a4 : ffffffd012e438e0 a5 : 000000000002b11c a6 : 0000000000f00000 a7 : ffffffe00027d6ba s2 : ffffffe066d78f70 s3 : 0000000000000004 s4 : 0000000000000000 s5 : 0000000000000000 s6 : ffffffe0087f6140 s7 : 0000000000000000 s8 : ffffffe00acf97c0 s9 : ffffffe00458c0d0 s10: 0000000000000000 s11: 0000000000000000 t3 : 33bf37897de07500 t4 : ffffffc405239797 t5 : ffffffc405239799 t6 : ffffffe00c54a7d4 status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003 Call Trace: [] ctx_sched_out+0x312/0x548 kernel/events/core.c:3210 [] __perf_install_in_context+0x1f4/0x47c kernel/events/core.c:2799 [] remote_function kernel/events/core.c:91 [inline] [] remote_function+0xa8/0xc0 kernel/events/core.c:71 [] generic_exec_single+0x1a6/0x212 kernel/smp.c:293 [] smp_call_function_single+0x134/0x2ba kernel/smp.c:513 [] task_function_call+0x90/0xee kernel/events/core.c:119 [] perf_install_in_context+0x174/0x2e6 kernel/events/core.c:2902 [] __do_sys_perf_event_open+0x10ea/0x199e kernel/events/core.c:12169 [] sys_perf_event_open+0x34/0x46 kernel/events/core.c:11775 [] ret_from_syscall+0x0/0x2 irq event stamp: 554 hardirqs last enabled at (553): [] mod_memcg_lruvec_state include/linux/memcontrol.h:979 [inline] hardirqs last enabled at (553): [] mod_objcg_state mm/slab.h:296 [inline] hardirqs last enabled at (553): [] memcg_slab_post_alloc_hook+0x2ea/0x46a mm/slab.h:327 hardirqs last disabled at (554): [] generic_exec_single+0x1a2/0x212 kernel/smp.c:292 softirqs last enabled at (514): [] sctp_init_sock+0x610/0x774 net/sctp/socket.c:5001 softirqs last disabled at (512): [] sctp_init_sock+0x544/0x774 net/sctp/socket.c:4981 ---[ end trace 216b1a80e56e24fa ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4459 at kernel/events/core.c:2668 task_ctx_sched_out+0x5c/0x60 kernel/events/core.c:2668 Modules linked in: CPU: 1 PID: 4459 Comm: syz-executor.1 Tainted: G W 5.12.0-rc8-syzkaller-00011-g18a3c5f7abfd #0 Hardware name: riscv-virtio,qemu (DT) epc : task_ctx_sched_out+0x5c/0x60 kernel/events/core.c:2668 ra : task_ctx_sched_out+0x5c/0x60 kernel/events/core.c:2668 epc : ffffffe00027ccf0 ra : ffffffe00027ccf0 sp : ffffffe0291cba70 gp : ffffffe0045883c0 tp : ffffffe00acf97c0 t0 : ffffffc40117bf4c t1 : 0000000000000001 t2 : 0000000000000000 s0 : ffffffe0291cbaa0 s1 : ffffffe066d78f70 a0 : ffffffe066d79118 a1 : 00000000000f0000 a2 : ffffffd012ceb000 a3 : ffffffe00027ccf0 a4 : 0000000000040000 a5 : 0000000000040000 a6 : 0000000000f00000 a7 : ffffffe00027d6ba s2 : ffffffe0087f6000 s3 : 0000000000000001 s4 : ffffffe0087f7800 s5 : ffffffe0050495a8 s6 : ffffffe0087f6000 s7 : ffffffe00423cdc8 s8 : 0000000000000000 s9 : ffffffe00458c0d0 s10: 0000000000000000 s11: 0000000000000000 t3 : 33bf37897de07500 t4 : ffffffc405239797 t5 : ffffffc405239799 t6 : ffffffe00c54a7d4 status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003 Call Trace: [] task_ctx_sched_out+0x5c/0x60 kernel/events/core.c:2668 [] ctx_resched+0xd6/0x1ba kernel/events/core.c:2719 [] __perf_install_in_context+0x214/0x47c kernel/events/core.c:2801 [] remote_function kernel/events/core.c:91 [inline] [] remote_function+0xa8/0xc0 kernel/events/core.c:71 [] generic_exec_single+0x1a6/0x212 kernel/smp.c:293 [] smp_call_function_single+0x134/0x2ba kernel/smp.c:513 [] task_function_call+0x90/0xee kernel/events/core.c:119 [] perf_install_in_context+0x174/0x2e6 kernel/events/core.c:2902 [] __do_sys_perf_event_open+0x10ea/0x199e kernel/events/core.c:12169 [] sys_perf_event_open+0x34/0x46 kernel/events/core.c:11775 [] ret_from_syscall+0x0/0x2 irq event stamp: 554 hardirqs last enabled at (553): [] mod_memcg_lruvec_state include/linux/memcontrol.h:979 [inline] hardirqs last enabled at (553): [] mod_objcg_state mm/slab.h:296 [inline] hardirqs last enabled at (553): [] memcg_slab_post_alloc_hook+0x2ea/0x46a mm/slab.h:327 hardirqs last disabled at (554): [] generic_exec_single+0x1a2/0x212 kernel/smp.c:292 softirqs last enabled at (514): [] sctp_init_sock+0x610/0x774 net/sctp/socket.c:5001 softirqs last disabled at (512): [] sctp_init_sock+0x544/0x774 net/sctp/socket.c:4981 ---[ end trace 216b1a80e56e24fb ]--- netlink: 200 bytes leftover after parsing attributes in process `syz-executor.1'.