------------[ cut here ]------------ WARNING: CPU: 0 PID: 8897 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0 Modules linked in: CPU: 0 PID: 8897 Comm: syz-executor.0 Not tainted 6.0.0-rc7-next-20220927 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:perf_group_detach+0x99e/0x12f0 Code: 85 d5 f8 ff ff e8 92 49 ee ff 65 44 8b 25 06 af aa 7e 31 ff 44 89 e6 e8 30 46 ee ff 45 85 e4 0f 84 0a 05 00 00 e8 72 49 ee ff <0f> 0b e9 a9 f8 ff ff e8 66 49 ee ff 65 8b 1d db ae aa 7e 31 ff 89 RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010002 RBX: ffff888008660000 RCX: 0000000000000000 RDX: ffff88801bed3580 RSI: ffffffff8157c6ce RDI: 0000000000000005 RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff888008660090 R14: ffff88806ce3f000 R15: ffff888008660000 FS: 00007f16e51c1700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efd9f8ed108 CR3: 0000000018604000 CR4: 0000000000350ef0 Call Trace: __perf_remove_from_context+0x71e/0xb20 event_function+0x297/0x3d0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:lock_is_held_type+0xf8/0x130 Code: 80 f2 86 84 e8 a9 0c 00 00 b8 ff ff ff ff 65 0f c1 05 6c 73 dd 7b 83 f8 01 75 26 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 e6 36 3b 00 45 31 ed eb RSP: 0018:ffff888036617798 EFLAGS: 00000282 RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff854072a0 R08: 00000000ffffffff R09: ffff88800dc868f0 R10: ffff88806c52b2d0 R11: 0000000000000001 R12: ffff88801bed3580 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88801bed3ef8 rcu_read_lock_sched_held+0x3e/0x80 trace_kmem_cache_alloc+0x2d/0xe0 kmem_cache_alloc+0x1f9/0x3e0 __create_object+0x3d/0xc10 kmem_cache_alloc_node+0x252/0x400 __alloc_skb+0x210/0x300 netlink_ack+0x389/0xd60 netlink_rcv_skb+0x348/0x430 genl_rcv+0x24/0x40 netlink_unicast+0x54e/0x800 netlink_sendmsg+0x915/0xe10 sock_sendmsg+0x154/0x190 __sys_sendto+0x236/0x340 __x64_sys_sendto+0xdd/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f16e7bfe8ac Code: fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 20 fb ff ff 48 8b RSP: 002b:00007f16e51c0020 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f16e51c0110 RCX: 00007f16e7bfe8ac RDX: 0000000000000020 RSI: 00007f16e51c0160 RDI: 0000000000000004 RBP: 0000000000000000 R08: 00007f16e51c0074 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 00007f16e51c00c8 R13: 00007f16e51c0160 R14: 0000000000000004 R15: 0000000000000000 irq event stamp: 824 hardirqs last enabled at (823): [] kasan_quarantine_put+0x8b/0x1f0 hardirqs last disabled at (824): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (784): [] netlink_insert+0x187/0x1700 softirqs last disabled at (782): [] release_sock+0x1b/0x1b0 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8897 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0 Modules linked in: CPU: 0 PID: 8897 Comm: syz-executor.0 Tainted: G W 6.0.0-rc7-next-20220927 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:perf_group_detach+0x9c7/0x12f0 Code: ff 0f 0b e9 a9 f8 ff ff e8 66 49 ee ff 65 8b 1d db ae aa 7e 31 ff 89 de e8 06 46 ee ff 85 db 0f 84 86 04 00 00 e8 49 49 ee ff <0f> 0b e9 0e fa ff ff e8 3d 49 ee ff 48 8b 7c 24 20 48 81 c7 f8 00 RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88801bed3580 RSI: ffffffff8157c6f7 RDI: 0000000000000005 RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888008660000 R13: ffff888008660000 R14: ffff88806ce3f000 R15: ffff888008660000 FS: 00007f16e51c1700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efd9f8ed108 CR3: 0000000018604000 CR4: 0000000000350ef0 Call Trace: __perf_remove_from_context+0x71e/0xb20 event_function+0x297/0x3d0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:lock_is_held_type+0xf8/0x130 Code: 80 f2 86 84 e8 a9 0c 00 00 b8 ff ff ff ff 65 0f c1 05 6c 73 dd 7b 83 f8 01 75 26 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 e6 36 3b 00 45 31 ed eb RSP: 0018:ffff888036617798 EFLAGS: 00000282 RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff854072a0 R08: 00000000ffffffff R09: ffff88800dc868f0 R10: ffff88806c52b2d0 R11: 0000000000000001 R12: ffff88801bed3580 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88801bed3ef8 rcu_read_lock_sched_held+0x3e/0x80 trace_kmem_cache_alloc+0x2d/0xe0 kmem_cache_alloc+0x1f9/0x3e0 __create_object+0x3d/0xc10 kmem_cache_alloc_node+0x252/0x400 __alloc_skb+0x210/0x300 netlink_ack+0x389/0xd60 netlink_rcv_skb+0x348/0x430 genl_rcv+0x24/0x40 netlink_unicast+0x54e/0x800 netlink_sendmsg+0x915/0xe10 sock_sendmsg+0x154/0x190 __sys_sendto+0x236/0x340 __x64_sys_sendto+0xdd/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f16e7bfe8ac Code: fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 20 fb ff ff 48 8b RSP: 002b:00007f16e51c0020 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f16e51c0110 RCX: 00007f16e7bfe8ac RDX: 0000000000000020 RSI: 00007f16e51c0160 RDI: 0000000000000004 RBP: 0000000000000000 R08: 00007f16e51c0074 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 00007f16e51c00c8 R13: 00007f16e51c0160 R14: 0000000000000004 R15: 0000000000000000 irq event stamp: 824 hardirqs last enabled at (823): [] kasan_quarantine_put+0x8b/0x1f0 hardirqs last disabled at (824): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (784): [] netlink_insert+0x187/0x1700 softirqs last disabled at (782): [] release_sock+0x1b/0x1b0 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8897 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0 Modules linked in: CPU: 0 PID: 8897 Comm: syz-executor.0 Tainted: G W 6.0.0-rc7-next-20220927 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:perf_event_update_sibling_time+0xd5/0x4d0 Code: 5e 41 5f e9 4d eb f0 ff e8 48 eb f0 ff 65 8b 1d bd 50 ad 7e 31 ff 89 de e8 e8 e7 f0 ff 85 db 0f 84 d3 02 00 00 e8 2b eb f0 ff <0f> 0b eb 97 e8 22 eb f0 ff 48 8d 7d 10 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffff88806ce09e58 EFLAGS: 00010046 RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88801bed3580 RSI: ffffffff81552515 RDI: 0000000000000005 RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880086600a8 R14: 0000000000000001 R15: 0000000000000001 FS: 00007f16e51c1700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efd9f8ed108 CR3: 0000000018604000 CR4: 0000000000350ef0 Call Trace: list_del_event+0x524/0x860 __perf_remove_from_context+0xd2/0xb20 event_function+0x297/0x3d0 remote_function+0x125/0x1b0 __flush_smp_call_function_queue+0x1df/0x5a0 __sysvec_call_function_single+0x92/0x3a0 sysvec_call_function_single+0x89/0xc0 asm_sysvec_call_function_single+0x16/0x20 RIP: 0010:lock_is_held_type+0xf8/0x130 Code: 80 f2 86 84 e8 a9 0c 00 00 b8 ff ff ff ff 65 0f c1 05 6c 73 dd 7b 83 f8 01 75 26 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 e6 36 3b 00 45 31 ed eb RSP: 0018:ffff888036617798 EFLAGS: 00000282 RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff854072a0 R08: 00000000ffffffff R09: ffff88800dc868f0 R10: ffff88806c52b2d0 R11: 0000000000000001 R12: ffff88801bed3580 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88801bed3ef8 rcu_read_lock_sched_held+0x3e/0x80 trace_kmem_cache_alloc+0x2d/0xe0 kmem_cache_alloc+0x1f9/0x3e0 __create_object+0x3d/0xc10 kmem_cache_alloc_node+0x252/0x400 __alloc_skb+0x210/0x300 netlink_ack+0x389/0xd60 netlink_rcv_skb+0x348/0x430 genl_rcv+0x24/0x40 netlink_unicast+0x54e/0x800 netlink_sendmsg+0x915/0xe10 sock_sendmsg+0x154/0x190 __sys_sendto+0x236/0x340 __x64_sys_sendto+0xdd/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f16e7bfe8ac Code: fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 20 fb ff ff 48 8b RSP: 002b:00007f16e51c0020 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f16e51c0110 RCX: 00007f16e7bfe8ac RDX: 0000000000000020 RSI: 00007f16e51c0160 RDI: 0000000000000004 RBP: 0000000000000000 R08: 00007f16e51c0074 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 00007f16e51c00c8 R13: 00007f16e51c0160 R14: 0000000000000004 R15: 0000000000000000 irq event stamp: 824 hardirqs last enabled at (823): [] kasan_quarantine_put+0x8b/0x1f0 hardirqs last disabled at (824): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (784): [] netlink_insert+0x187/0x1700 softirqs last disabled at (782): [] release_sock+0x1b/0x1b0 ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess), 1 bytes skipped: 0: f2 86 84 e8 a9 0c 00 xacquire xchg %al,0xca9(%rax,%rbp,8) 7: 00 8: b8 ff ff ff ff mov $0xffffffff,%eax d: 65 0f c1 05 6c 73 dd xadd %eax,%gs:0x7bdd736c(%rip) # 0x7bdd7381 14: 7b 15: 83 f8 01 cmp $0x1,%eax 18: 75 26 jne 0x40 1a: 48 f7 04 24 00 02 00 testq $0x200,(%rsp) 21: 00 22: 74 01 je 0x25 24: fb sti 25: 48 83 c4 08 add $0x8,%rsp * 29: 44 89 e8 mov %r13d,%eax <-- trapping instruction 2c: 5b pop %rbx 2d: 5d pop %rbp 2e: 41 5c pop %r12 30: 41 5d pop %r13 32: 41 5e pop %r14 34: 41 5f pop %r15 36: e9 e6 36 3b 00 jmpq 0x3b3721 3b: 45 31 ed xor %r13d,%r13d 3e: eb .byte 0xeb