loop0: detected capacity change from 0 to 16383
------------[ cut here ]------------
WARNING: CPU: 0 PID: 18429 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 18429 Comm: syz-executor.6 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: 0000000080010002 RBX: ffff88801b990000 RCX: 0000000000000000
RDX: ffff888036459ac0 RSI: ffffffff8154ecf2 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b001b R12: ffff88801b990220
R13: 0000000000000000 R14: ffff88801b9900a8 R15: ffff88801b990220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f44ae85f000 CR3: 0000000005226000 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:__sanitizer_cov_trace_pc+0x37/0x70
Code: 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 34 14 00 00 85 c0 74 2b 8b 82 10 14 00 00 <83> f8 02 75 20 48 8b 8a 18 14 00 00 8b 92 14 14 00 00 48 8b 01 48
RSP: 0018:ffff88803870f5a0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: ffff888036459ac0 RSI: ffffffff8168f5cd RDI: 0000000000000007
RBP: 1ffff110070e1eb6 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000035bcf007 R11: 0000000000000001 R12: ffff88800ec770d0
R13: 00007f93b61cd000 R14: 8000000035bcf007 R15: 0000000000000001
vm_normal_page+0x9d/0x2e0
unmap_page_range+0x180e/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
get_signal+0x219a/0x22d0
arch_do_signal_or_restart+0x89/0x1be0
exit_to_user_mode_prepare+0x131/0x1a0
syscall_exit_to_user_mode+0x19/0x40
do_syscall_64+0x48/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f93b835ab19
Code: Unable to access opcode bytes at 0x7f93b835aaef.
RSP: 002b:00007f93b58d0218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f93b846df68 RCX: 00007f93b835ab19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f93b846df68
RBP: 00007f93b846df60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93b846df6c
R13: 00007ffc49359bbf R14: 00007f93b58d0300 R15: 0000000000022000
irq event stamp: 102
hardirqs last enabled at (101): [] asm_sysvec_apic_timer_interrupt+0x16/0x20
hardirqs last disabled at (102): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (0): [] copy_process+0x1e15/0x6e20
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 18429 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 18429 Comm: syz-executor.6 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: 0000000080010002 RBX: ffff88806ce3f000 RCX: 0000000000000000
RDX: ffff888036459ac0 RSI: ffffffff8156f04b RDI: 0000000000000005
RBP: ffff88801b990000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b001b R12: ffff88806ce3f000
R13: 0000000000000001 R14: ffff88801b9900a8 R15: ffff88801b990220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f44ae85f000 CR3: 0000000005226000 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:__sanitizer_cov_trace_pc+0x37/0x70
Code: 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 34 14 00 00 85 c0 74 2b 8b 82 10 14 00 00 <83> f8 02 75 20 48 8b 8a 18 14 00 00 8b 92 14 14 00 00 48 8b 01 48
RSP: 0018:ffff88803870f5a0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: ffff888036459ac0 RSI: ffffffff8168f5cd RDI: 0000000000000007
RBP: 1ffff110070e1eb6 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000035bcf007 R11: 0000000000000001 R12: ffff88800ec770d0
R13: 00007f93b61cd000 R14: 8000000035bcf007 R15: 0000000000000001
vm_normal_page+0x9d/0x2e0
unmap_page_range+0x180e/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
get_signal+0x219a/0x22d0
arch_do_signal_or_restart+0x89/0x1be0
exit_to_user_mode_prepare+0x131/0x1a0
syscall_exit_to_user_mode+0x19/0x40
do_syscall_64+0x48/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f93b835ab19
Code: Unable to access opcode bytes at 0x7f93b835aaef.
RSP: 002b:00007f93b58d0218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f93b846df68 RCX: 00007f93b835ab19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f93b846df68
RBP: 00007f93b846df60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93b846df6c
R13: 00007ffc49359bbf R14: 00007f93b58d0300 R15: 0000000000022000
irq event stamp: 102
hardirqs last enabled at (101): [] asm_sysvec_apic_timer_interrupt+0x16/0x20
hardirqs last disabled at (102): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (0): [] copy_process+0x1e15/0x6e20
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
loop5: detected capacity change from 0 to 16383
loop5: detected capacity change from 0 to 8
loop7: detected capacity change from 0 to 16383
loop7: detected capacity change from 0 to 8
----------------
Code disassembly (best guess):
0: 81 e1 00 01 00 00 and $0x100,%ecx
6: 65 48 8b 14 25 c0 6e mov %gs:0x26ec0,%rdx
d: 02 00
f: a9 00 01 ff 00 test $0xff0100,%eax
14: 74 0e je 0x24
16: 85 c9 test %ecx,%ecx
18: 74 35 je 0x4f
1a: 8b 82 34 14 00 00 mov 0x1434(%rdx),%eax
20: 85 c0 test %eax,%eax
22: 74 2b je 0x4f
24: 8b 82 10 14 00 00 mov 0x1410(%rdx),%eax
* 2a: 83 f8 02 cmp $0x2,%eax <-- trapping instruction
2d: 75 20 jne 0x4f
2f: 48 8b 8a 18 14 00 00 mov 0x1418(%rdx),%rcx
36: 8b 92 14 14 00 00 mov 0x1414(%rdx),%edx
3c: 48 8b 01 mov (%rcx),%rax
3f: 48 rex.W