BUG: Bad page map (6)

Kernel	Title	Repro	Cause bisect	Count	Last	Reported	Patched	Status
android-5-10	BUG: Bad page map			1	417d	417d	0/2	auto-obsoleted due to no activity on 2023/06/05 15:46
linux-4.19	BUG: Bad page map (3)			1	649d	649d	0/1	auto-obsoleted due to no activity on 2022/11/15 21:40
upstream	BUG: Bad page map (5) mm io-uring	C		35	469d	727d	22/26	fixed on 2023/02/24 13:50
linux-4.19	BUG: Bad page map (2)			10	835d	1015d	0/1	auto-closed as invalid on 2022/05/13 11:22
upstream	BUG: Bad page map (2) mm	syz		127	2061d	2117d	0/26	closed as invalid on 2018/09/05 12:51
android-5-10	BUG: Bad page map (2)			1	198d	198d	0/2	auto-obsoleted due to no activity on 2024/01/10 02:50
upstream	BUG: Bad page map mm			1	2120d	2120d	0/26	closed as invalid on 2018/07/08 13:28
upstream	BUG: Bad page map (3) kernel			4	1930d	2056d	0/26	auto-closed as invalid on 2019/07/13 00:02
linux-4.19	BUG: Bad page map			2	1332d	1391d	0/1	auto-closed as invalid on 2021/01/01 08:20
upstream	BUG: Bad page map (7) mm	C	done	19	209d	231d	25/26	fixed on 2023/12/21 03:45
android-54	BUG: Bad page map (2)			7	198d	316d	0/2	auto-obsoleted due to no activity on 2024/01/10 18:32
upstream	BUG: Bad page map (4) mm			39	876d	1513d	0/26	auto-closed as invalid on 2022/04/02 04:25
linux-4.14	BUG: Bad page map			1	1378d	1378d	0/1	auto-closed as invalid on 2020/11/16 16:05
android-54	BUG: Bad page map			1	611d	611d	0/2	auto-obsoleted due to no activity on 2022/12/23 04:05

BUG: Bad page map in process syz-executor.1 pte:800fffffff899875 pmd:4ca80067 addr:00007ffd8dc73000 vm_flags:00100173 anon_vma:ffff8880159cf990 mapping:0000000000000000 index:7fffffffd file:(null) fault:0x0 mmap:0x0 read_folio:0x0 CPU: 2 PID: 5192 Comm: syz-executor.1 Not tainted 6.3.0-rc6-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x136/0x150 lib/dump_stack.c:106 print_bad_pte+0x4e2/0x770 mm/memory.c:519 vm_normal_page+0x110/0x2a0 mm/memory.c:590 can_change_pte_writable+0x229/0x7f0 mm/mprotect.c:69 do_numa_page mm/memory.c:4696 [inline] handle_pte_fault mm/memory.c:4930 [inline] __handle_mm_fault+0x2c78/0x3e60 mm/memory.c:5065 handle_mm_fault+0x2ba/0x9c0 mm/memory.c:5211 do_user_addr_fault+0x475/0x1230 arch/x86/mm/fault.c:1407 handle_page_fault arch/x86/mm/fault.c:1498 [inline] exc_page_fault+0x98/0x170 arch/x86/mm/fault.c:1554 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0033:0x7fdcdc6b0e94 Code: 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 44 89 c7 <48> 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f 84 00 00 RSP: 002b:00007ffd8dc73bf0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000004ab6 RCX: 00007fdcdc6b0e91 RDX: 00007ffd8dc73c30 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffd8dc73cbc R08: 0000000000000000 R09: 00007ffd8dcd7080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000006b8eb R14: 0000000000000000 R15: 00007ffd8dc73d20 </TASK> BUG: Bad page map in process syz-executor.1 pte:800fffffff899875 pmd:4ca80067 addr:00007ffd8dc73000 vm_flags:00100173 anon_vma:ffff8880159cf990 mapping:0000000000000000 index:7fffffffd file:(null) fault:0x0 mmap:0x0 read_folio:0x0 CPU: 2 PID: 5192 Comm: syz-executor.1 Tainted: G B 6.3.0-rc6-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x136/0x150 lib/dump_stack.c:106 print_bad_pte+0x4e2/0x770 mm/memory.c:519 vm_normal_page+0x110/0x2a0 mm/memory.c:590 do_numa_page mm/memory.c:4699 [inline] handle_pte_fault mm/memory.c:4930 [inline] __handle_mm_fault+0x1c57/0x3e60 mm/memory.c:5065 handle_mm_fault+0x2ba/0x9c0 mm/memory.c:5211 do_user_addr_fault+0x475/0x1230 arch/x86/mm/fault.c:1407 handle_page_fault arch/x86/mm/fault.c:1498 [inline] exc_page_fault+0x98/0x170 arch/x86/mm/fault.c:1554 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0033:0x7fdcdc6b0e94 Code: 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 44 89 c7 <48> 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f 84 00 00 RSP: 002b:00007ffd8dc73bf0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000004ab6 RCX: 00007fdcdc6b0e91 RDX: 00007ffd8dc73c30 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffd8dc73cbc R08: 0000000000000000 R09: 00007ffd8dcd7080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000006b8eb R14: 0000000000000000 R15: 00007ffd8dc73d20 </TASK> _swap_info_get: Bad swap file entry 3803d0464cfffdff BUG: Bad page map in process syz-executor.1 pte:705f736600040048 pmd:4ca80067 addr:00007ffd8dc54000 vm_flags:00100173 anon_vma:ffff8880159cf990 mapping:0000000000000000 index:7ffffffde file:(null) fault:0x0 mmap:0x0 read_folio:0x0 CPU: 3 PID: 5192 Comm: syz-executor.1 Tainted: G B D 6.3.0-rc6-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x136/0x150 lib/dump_stack.c:106 print_bad_pte+0x4e2/0x770 mm/memory.c:519 zap_pte_range mm/memory.c:1447 [inline] zap_pmd_range mm/memory.c:1536 [inline] zap_pud_range mm/memory.c:1565 [inline] zap_p4d_range mm/memory.c:1586 [inline] unmap_page_range+0x2cc4/0x3ce0 mm/memory.c:1607 unmap_single_vma+0x194/0x2a0 mm/memory.c:1653 unmap_vmas+0x234/0x380 mm/memory.c:1692 exit_mmap+0x190/0x7f0 mm/mmap.c:3031 __mmput+0x128/0x4c0 kernel/fork.c:1207 mmput+0x60/0x70 kernel/fork.c:1229 exit_mm kernel/exit.c:563 [inline] do_exit+0x9d7/0x2960 kernel/exit.c:856 do_group_exit+0xd4/0x2a0 kernel/exit.c:1019 get_signal+0x2315/0x25b0 kernel/signal.c:2859 arch_do_signal_or_restart+0x79/0x5c0 arch/x86/kernel/signal.c:306 exit_to_user_mode_loop kernel/entry/common.c:168 [inline] exit_to_user_mode_prepare+0x11f/0x240 kernel/entry/common.c:204 irqentry_exit_to_user_mode+0x9/0x40 kernel/entry/common.c:310 exc_page_fault+0xc0/0x170 arch/x86/mm/fault.c:1557 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0033:0x7fdcdc6b0e94 Code: Unable to access opcode bytes at 0x7fdcdc6b0e6a. RSP: 002b:00007ffd8dc73bf0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000004ab6 RCX: 00007fdcdc6b0e91 RDX: 00007ffd8dc73c30 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffd8dc73cbc R08: 0000000000000000 R09: 00007ffd8dcd7080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000006b8eb R14: 0000000000000000 R15: 00007ffd8dc73d20 </TASK>