------------[ cut here ]------------ WARNING: CPU: 0 PID: 3875 at kernel/events/core.c:2233 event_filter_match+0x422/0x660 Modules linked in: CPU: 0 PID: 3875 Comm: syz-executor.0 Not tainted 6.0.0-rc6-next-20220923 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:event_filter_match+0x422/0x660 Code: 00 00 00 e9 7c fc ff ff e8 1b 1e f1 ff 65 8b 2d e0 88 ad 7e 31 ff 89 ee e8 bb 1a f1 ff 85 ed 0f 84 ef 00 00 00 e8 fe 1d f1 ff <0f> 0b eb 9f e8 c5 80 23 00 e9 17 fc ff ff e8 eb 1d f1 ff 48 8d 7b RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046 RAX: 0000000000010002 RBX: ffff888041460000 RCX: 0000000000000000 RDX: ffff88800d8ab580 RSI: ffffffff8154ecf2 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b001b R12: ffff888041460220 R13: 0000000000000000 R14: ffff8880414600a8 R15: ffff888041460220 FS: 00007fe6417bb700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffaef2d48e0 CR3: 000000000bf0a000 CR4: 0000000000350ef0 Call Trace: merge_sched_in+0x107/0x1110 visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0 ctx_sched_in+0x2e6/0x770 perf_event_sched_in+0x75/0x80 ctx_resched+0x1ce/0x390 __perf_install_in_context+0x285/0x9c0 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:_raw_spin_unlock_irqrestore+0x2e/0x60 Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 ca 0b 03 fd 48 89 ef e8 32 81 03 fd 80 e7 02 74 06 e8 a8 d5 25 fd fb bf 01 00 00 00 3d 2b f9 fc 65 8b 05 e6 61 db 7b 85 c0 74 07 5b 5d e9 9b 2e 39 RSP: 0018:ffff888041357710 EFLAGS: 00000202 RAX: 0000000000000c91 RBX: 0000000000000246 RCX: ffffffff81297aaf RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffffffff854cf880 R08: 0000000000000001 R09: ffffffff86ccf7ef R10: fffffbfff0d99efd R11: 0000000000000001 R12: ffff88801753af30 R13: ffff88800ebfe048 R14: ffff88801753a048 R15: ffff88800843c140 find_and_remove_object+0x123/0x170 kmemleak_free+0x21/0x40 kmem_cache_free+0xbd/0x610 __put_anon_vma+0x110/0x390 unlink_anon_vmas+0x4a7/0x710 free_pgtables+0x24d/0x420 exit_mmap+0x1b4/0x680 mmput+0xd1/0x390 copy_process+0x2da7/0x6e20 kernel_clone+0xe7/0x890 __do_sys_clone3+0x1d5/0x2e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe644245b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe6417bb188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fe644358f60 RCX: 00007fe644245b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200028c0 RBP: 00007fe64429ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff6260b5af R14: 00007fe6417bb300 R15: 0000000000022000 irq event stamp: 3220 hardirqs last enabled at (3219): [] asm_sysvec_apic_timer_interrupt+0x16/0x20 hardirqs last disabled at (3220): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (2596): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (2591): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3875 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110 Modules linked in: CPU: 0 PID: 3875 Comm: syz-executor.0 Tainted: G W 6.0.0-rc6-next-20220923 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:merge_sched_in+0xadb/0x1110 Code: ff ff e8 c8 1a ef ff 65 8b 05 8d 85 ab 7e 31 ff 89 c6 89 04 24 e8 65 17 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 a5 1a ef ff <0f> 0b e9 c4 fb ff ff e8 99 1a ef ff 4c 89 e8 48 05 18 01 00 00 e9 RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046 RAX: 0000000000010002 RBX: ffff88806ce3d140 RCX: 0000000000000000 RDX: ffff88800d8ab580 RSI: ffffffff8156f04b RDI: 0000000000000005 RBP: ffff888041460000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b001b R12: ffff88806ce3d140 R13: ffff88806ce00000 R14: ffff8880414600a8 R15: ffff888041460220 FS: 00007fe6417bb700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffaef2d48e0 CR3: 000000000bf0a000 CR4: 0000000000350ef0 Call Trace: visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0 ctx_sched_in+0x2e6/0x770 perf_event_sched_in+0x75/0x80 ctx_resched+0x1ce/0x390 __perf_install_in_context+0x285/0x9c0 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:_raw_spin_unlock_irqrestore+0x2e/0x60 Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 ca 0b 03 fd 48 89 ef e8 32 81 03 fd 80 e7 02 74 06 e8 a8 d5 25 fd fb bf 01 00 00 00 3d 2b f9 fc 65 8b 05 e6 61 db 7b 85 c0 74 07 5b 5d e9 9b 2e 39 RSP: 0018:ffff888041357710 EFLAGS: 00000202 RAX: 0000000000000c91 RBX: 0000000000000246 RCX: ffffffff81297aaf RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffffffff854cf880 R08: 0000000000000001 R09: ffffffff86ccf7ef R10: fffffbfff0d99efd R11: 0000000000000001 R12: ffff88801753af30 R13: ffff88800ebfe048 R14: ffff88801753a048 R15: ffff88800843c140 find_and_remove_object+0x123/0x170 kmemleak_free+0x21/0x40 kmem_cache_free+0xbd/0x610 __put_anon_vma+0x110/0x390 unlink_anon_vmas+0x4a7/0x710 free_pgtables+0x24d/0x420 exit_mmap+0x1b4/0x680 mmput+0xd1/0x390 copy_process+0x2da7/0x6e20 kernel_clone+0xe7/0x890 __do_sys_clone3+0x1d5/0x2e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe644245b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe6417bb188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fe644358f60 RCX: 00007fe644245b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200028c0 RBP: 00007fe64429ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff6260b5af R14: 00007fe6417bb300 R15: 0000000000022000 irq event stamp: 3220 hardirqs last enabled at (3219): [] asm_sysvec_apic_timer_interrupt+0x16/0x20 hardirqs last disabled at (3220): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (2596): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (2591): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- loop2: detected capacity change from 0 to 16382 loop4: detected capacity change from 0 to 264192 FAT-fs (loop4): Unrecognized mount option "obj_type=]#" or missing value loop4: detected capacity change from 0 to 264192 FAT-fs (loop4): Unrecognized mount option "obj_type=]#" or missing value ------------[ cut here ]------------ ====================================================== ---------------- Code disassembly (best guess): 0: 48 83 c7 18 add $0x18,%rdi 4: 53 push %rbx 5: 48 89 f3 mov %rsi,%rbx 8: 48 8b 74 24 10 mov 0x10(%rsp),%rsi d: e8 ca 0b 03 fd callq 0xfd030bdc 12: 48 89 ef mov %rbp,%rdi 15: e8 32 81 03 fd callq 0xfd03814c 1a: 80 e7 02 and $0x2,%bh 1d: 74 06 je 0x25 1f: e8 a8 d5 25 fd callq 0xfd25d5cc 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 3d 2b f9 fc callq 0xfcf92b6c <-- trapping instruction 2f: 65 8b 05 e6 61 db 7b mov %gs:0x7bdb61e6(%rip),%eax # 0x7bdb621c 36: 85 c0 test %eax,%eax 38: 74 07 je 0x41 3a: 5b pop %rbx 3b: 5d pop %rbp 3c: e9 .byte 0xe9 3d: 9b fwait 3e: 2e cs 3f: 39 .byte 0x39