------------[ cut here ]------------
WARNING: CPU: 0 PID: 15031 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 15031 Comm: syz-executor.7 Not tainted 6.0.0-rc6-next-20220921 #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 2b 1b f1 ff 65 8b 2d c0 73 ad 7e 31 ff 89 ee e8 cb 17 f1 ff 85 ed 0f 84 ef 00 00 00 e8 0e 1b f1 ff <0f> 0b eb 9f e8 b5 8b 23 00 e9 17 fc ff ff e8 fb 1a f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010001 RBX: ffff88801b8f0000 RCX: 0000000000000000
RDX: ffff888010065040 RSI: ffffffff81550212 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b001b R12: ffff88801b8f0220
R13: 0000000000000000 R14: ffff88801b8f00a8 R15: ffff88801b8f0220
FS: 0000555557333400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f51b7e74004 CR3: 00000000373aa000 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:lock_release+0x11b/0x750
Code: 85 dd 02 00 00 65 4c 8b 34 25 c0 6e 02 00 49 8d be 74 09 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 9a 05 00 00 45
RSP: 0018:ffff8880384bf820 EFLAGS: 00000217
RAX: dffffc0000000000 RBX: ffffffff85b0dffc RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8880100659b4
RBP: 1ffff11007097f06 R08: 0000000000000000 R09: ffffffff85b044d7
R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff854b8de0
R13: ffffffff817bd84d R14: ffff888010065040 R15: 0000000000092cc0
kmem_cache_alloc+0x43/0x3e0
__create_object+0x3d/0xc10
kmem_cache_alloc_bulk+0x3fe/0x7a0
mas_alloc_nodes+0x2ff/0x800
mas_preallocate+0x1bb/0x360
__vma_adjust+0x18a/0x1aa0
__split_vma+0x4c3/0x5d0
split_vma+0x9f/0xe0
mprotect_fixup+0x691/0x8c0
do_mprotect_pkey+0x6fb/0xa70
__x64_sys_mprotect+0x74/0xb0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd5204e7c27
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 0a 00 00 00 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:00007ffd3600cc38 EFLAGS: 00000206 ORIG_RAX: 000000000000000a
RAX: ffffffffffffffda RBX: 0000000000021000 RCX: 00007fd5204e7c27
RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fd51da3e000
RBP: 00007ffd3600cd10 R08: 00000000ffffffff R09: 00007fd51da5d700
R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffd3600ce20
R13: 00007fd51da5d700 R14: 0000000000000000 R15: 0000000000022000
irq event stamp: 1526
hardirqs last enabled at (1525): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (1526): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (1476): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (1457): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 15031 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 15031 Comm: syz-executor.7 Tainted: G W 6.0.0-rc6-next-20220921 #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 f8 18 ef ff 65 8b 05 8d 71 ab 7e 31 ff 89 c6 89 04 24 e8 95 15 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 d5 18 ef ff <0f> 0b e9 c4 fb ff ff e8 c9 18 ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010001 RBX: ffff88806ce3f000 RCX: 0000000000000000
RDX: ffff888010065040 RSI: ffffffff8157044b RDI: 0000000000000005
RBP: ffff88801b8f0000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b001b R12: ffff88806ce3f000
R13: 0000000000000001 R14: ffff88801b8f00a8 R15: ffff88801b8f0220
FS: 0000555557333400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f51b7e74004 CR3: 00000000373aa000 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:lock_release+0x11b/0x750
Code: 85 dd 02 00 00 65 4c 8b 34 25 c0 6e 02 00 49 8d be 74 09 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 9a 05 00 00 45
RSP: 0018:ffff8880384bf820 EFLAGS: 00000217
RAX: dffffc0000000000 RBX: ffffffff85b0dffc RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8880100659b4
RBP: 1ffff11007097f06 R08: 0000000000000000 R09: ffffffff85b044d7
R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff854b8de0
R13: ffffffff817bd84d R14: ffff888010065040 R15: 0000000000092cc0
kmem_cache_alloc+0x43/0x3e0
__create_object+0x3d/0xc10
kmem_cache_alloc_bulk+0x3fe/0x7a0
mas_alloc_nodes+0x2ff/0x800
mas_preallocate+0x1bb/0x360
__vma_adjust+0x18a/0x1aa0
__split_vma+0x4c3/0x5d0
split_vma+0x9f/0xe0
mprotect_fixup+0x691/0x8c0
do_mprotect_pkey+0x6fb/0xa70
__x64_sys_mprotect+0x74/0xb0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd5204e7c27
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 0a 00 00 00 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:00007ffd3600cc38 EFLAGS: 00000206 ORIG_RAX: 000000000000000a
RAX: ffffffffffffffda RBX: 0000000000021000 RCX: 00007fd5204e7c27
RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fd51da3e000
RBP: 00007ffd3600cd10 R08: 00000000ffffffff R09: 00007fd51da5d700
R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffd3600ce20
R13: 00007fd51da5d700 R14: 0000000000000000 R15: 0000000000022000
irq event stamp: 1526
hardirqs last enabled at (1525): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (1526): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (1476): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (1457): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 15040 Comm: syz-executor.6 Tainted: G W 6.0.0-rc6-next-20220921 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
dump_stack_lvl+0x8b/0xb3
should_fail.cold+0x5/0xa
_copy_to_user+0x2a/0x140
simple_read_from_buffer+0xcc/0x160
proc_fail_nth_read+0x198/0x230
vfs_read+0x253/0x930
ksys_read+0x127/0x250
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc37b70d69c
Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48
RSP: 002b:00007fc378cd0170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00007fc37b70d69c
RDX: 000000000000000f RSI: 00007fc378cd01e0 RDI: 0000000000000003
RBP: 00007fc378cd01d0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000001
R13: 00007fffa50e421f R14: 00007fc378cd0300 R15: 0000000000022000
----------------
Code disassembly (best guess):
0: 85 dd test %ebx,%ebp
2: 02 00 add (%rax),%al
4: 00 65 4c add %ah,0x4c(%rbp)
7: 8b 34 25 c0 6e 02 00 mov 0x26ec0,%esi
e: 49 8d be 74 09 00 00 lea 0x974(%r14),%rdi
15: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
1c: fc ff df
1f: 48 89 fa mov %rdi,%rdx
22: 48 c1 ea 03 shr $0x3,%rdx
26: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx
* 2a: 48 89 f8 mov %rdi,%rax <-- trapping instruction
2d: 83 e0 07 and $0x7,%eax
30: 83 c0 03 add $0x3,%eax
33: 38 d0 cmp %dl,%al
35: 7c 08 jl 0x3f
37: 84 d2 test %dl,%dl
39: 0f 85 9a 05 00 00 jne 0x5d9
3f: 45 rex.RB