unmap_single_vma+0x198/0x300 mm/memory.c:1597 unmap_vmas+0x16d/0x2f0 mm/memory.c:1629 exit_mmap+0x1d0/0x620 mm/mmap.c:3201 __mmput+0x122/0x470 kernel/fork.c:1101 mmput+0x58/0x60 kernel/fork.c:1122 exit_mm kernel/exit.c:501 [inline] do_exit+0xae2/0x2a60 kernel/exit.c:812 do_group_exit+0x125/0x310 kernel/exit.c:922 __do_sys_exit_group kernel/exit.c:933 [inline] __se_sys_exit_group kernel/exit.c:931 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae ------------[ cut here ]------------ kernel BUG at include/linux/page-flags.h:333! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 8813 Comm: syz-executor.4 Not tainted 5.14.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ClearPageError include/linux/page-flags.h:333 [inline] RIP: 0010:do_read_cache_page+0x116c/0x13c0 mm/filemap.c:3420 Code: 6c 24 ff e9 61 fd ff ff e8 11 fb da ff 48 83 eb 01 e9 dd fd ff ff e8 03 fb da ff 48 c7 c6 a0 cf 94 89 48 89 ef e8 74 c0 0d 00 <0f> 0b e8 ed fa da ff 48 83 eb 01 e9 8d fe ff ff e8 df fa da ff 48 RSP: 0018:ffffc9000a237988 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc9000b47f000 RDX: 0000000000040000 RSI: ffffffff819aae0c RDI: 0000000000000003 RBP: ffffea00022c0340 R08: 0000000000000029 R09: 00000000ffffffff R10: ffffffff88ea6974 R11: 00000000ffffffff R12: ffffea00022c0348 R13: 0000000000000001 R14: ffff888035214130 R15: 000000000000000d FS: 00007fb065178700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f33a832d000 CR3: 0000000051cf2000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: read_mapping_page include/linux/pagemap.h:515 [inline] __copy_insn kernel/events/uprobes.c:800 [inline] copy_insn kernel/events/uprobes.c:826 [inline] prepare_uprobe kernel/events/uprobes.c:851 [inline] install_breakpoint.isra.0+0x27c/0x7c0 kernel/events/uprobes.c:902 register_for_each_vma+0x896/0xc10 kernel/events/uprobes.c:1070 uprobe_apply+0xfc/0x150 kernel/events/uprobes.c:1230 uprobe_perf_open kernel/trace/trace_uprobe.c:1316 [inline] trace_uprobe_register+0x5c9/0x880 kernel/trace/trace_uprobe.c:1468 perf_trace_event_open kernel/trace/trace_event_perf.c:186 [inline] perf_trace_event_init kernel/trace/trace_event_perf.c:208 [inline] perf_trace_event_init+0x17a/0xa20 kernel/trace/trace_event_perf.c:195 perf_uprobe_init+0x16f/0x210 kernel/trace/trace_event_perf.c:336 perf_uprobe_event_init+0xff/0x1c0 kernel/events/core.c:9875 perf_try_init_event+0x12a/0x560 kernel/events/core.c:11192 perf_init_event kernel/events/core.c:11256 [inline] perf_event_alloc.part.0+0xf16/0x3b10 kernel/events/core.c:11547 perf_event_alloc kernel/events/core.c:11970 [inline] __do_sys_perf_event_open+0x4ae/0x3130 kernel/events/core.c:12068 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665e9 Code: Unable to access opcode bytes at RIP 0x4665bf. RSP: 002b:00007fb065178188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000300 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffc6b2acc5f R14: 00007fb065178300 R15: 0000000000022000 Modules linked in: ---[ end trace 1ad5e6fcc8be0e46 ]--- RIP: 0010:ClearPageError include/linux/page-flags.h:333 [inline] RIP: 0010:do_read_cache_page+0x116c/0x13c0 mm/filemap.c:3420 Code: 6c 24 ff e9 61 fd ff ff e8 11 fb da ff 48 83 eb 01 e9 dd fd ff ff e8 03 fb da ff 48 c7 c6 a0 cf 94 89 48 89 ef e8 74 c0 0d 00 <0f> 0b e8 ed fa da ff 48 83 eb 01 e9 8d fe ff ff e8 df fa da ff 48 RSP: 0018:ffffc9000a237988 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc9000b47f000 RDX: 0000000000040000 RSI: ffffffff819aae0c RDI: 0000000000000003 RBP: ffffea00022c0340 R08: 0000000000000029 R09: 00000000ffffffff R10: ffffffff88ea6974 R11: 00000000ffffffff R12: ffffea00022c0348 R13: 0000000000000001 R14: ffff888035214130 R15: 000000000000000d FS: 00007fb065178700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f33a8332010 CR3: 0000000051cf2000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600