traps: klogd[4465] general protection fault ip:7f94a7ffcfaf sp:7ffd5922ebc8 error:0 in libc.so.6[7f94a7f50000+123000]
stack segment: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 4465 Comm: klogd Not tainted 6.5.0-rc7-syzkaller-00022-ga5e505a99ca7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:find_stack lib/stackdepot.c:350 [inline]
RIP: 0010:__stack_depot_save+0x15e/0x510 lib/stackdepot.c:390
Code: 29 c0 89 c3 48 8b 05 69 7f f0 0d 89 d9 23 0d 59 7f f0 0d 48 8d 0c c8 48 8b 29 48 85 ed 75 0b eb 70 48 8b 6d 00 48 85 ed 74 67 <39> 5d 08 75 f2 44 3b 7d 0c 75 ec 31 c0 48 8b 74 c5 18 49 39 34 c6
RSP: 0018:ffffc9000315f248 EFLAGS: 00010202
RAX: ffff88823b400000 RBX: 000000000998e8ec RCX: ffff88823b874760
RDX: 0000000000000010 RSI: 0000000000000002 RDI: 00000000d60c37e5
RBP: 048a017300000010 R08: 00000000b039b48a R09: ffffffff8f333fa0
R10: ffffc9000315f180 R11: 000000000000519b R12: 0000000000000001
R13: 0000000000002800 R14: ffffc9000315f2d0 R15: 0000000000000010
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000fffffffe CR3: 00000000275ba000 CR4: 0000000000350ef0
Call Trace:
<TASK>
save_stack+0x16d/0x1f0 mm/page_owner.c:129
__set_page_owner+0x1f/0x60 mm/page_owner.c:192
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x2d2/0x350 mm/page_alloc.c:1570
prep_new_page mm/page_alloc.c:1577 [inline]
get_page_from_freelist+0x10a9/0x31e0 mm/page_alloc.c:3221
__alloc_pages+0x1d0/0x4a0 mm/page_alloc.c:4477
alloc_pages+0x1a9/0x270 mm/mempolicy.c:2292
__get_free_pages+0xc/0x40 mm/page_alloc.c:4527
tlb_next_batch mm/mmu_gather.c:35 [inline]
__tlb_remove_page_size+0x2a6/0x470 mm/mmu_gather.c:135
__tlb_remove_page include/asm-generic/tlb.h:472 [inline]
zap_pte_range mm/memory.c:1457 [inline]
zap_pmd_range mm/memory.c:1570 [inline]
zap_pud_range mm/memory.c:1599 [inline]
zap_p4d_range mm/memory.c:1620 [inline]
unmap_page_range+0x123b/0x32e0 mm/memory.c:1641
unmap_single_vma+0x194/0x2b0 mm/memory.c:1687
unmap_vmas+0x267/0x3c0 mm/memory.c:1726
exit_mmap+0x1a7/0x960 mm/mmap.c:3203
__mmput+0x12a/0x4d0 kernel/fork.c:1348
mmput+0x62/0x70 kernel/fork.c:1370
exit_mm kernel/exit.c:567 [inline]
do_exit+0x9b4/0x2a20 kernel/exit.c:861
do_group_exit+0xd4/0x2a0 kernel/exit.c:1024
get_signal+0x23ea/0x2770 kernel/signal.c:2881
arch_do_signal_or_restart+0x89/0x5f0 arch/x86/kernel/signal.c:308
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
asm_exc_general_protection+0x26/0x30 arch/x86/include/asm/idtentry.h:564
RIP: 0033:0x7f94a7ffcfaf
Code: Unable to access opcode bytes at 0x7f94a7ffcf85.
RSP: 002b:00007ffd5922ebc8 EFLAGS: 00010207
RAX: 00000000000000a1 RBX: 00007f94a819b4a0 RCX: 00007f94a7ffcfa7
RDX: 00000000000003ff RSI: 00007f94a819b4a0 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000007 R09: 880f8688691daff0
R10: 0000000000004000 R11: 0000000000000206 R12: 00007f94a819b4a0
R13: 00007f94a818b212 R14: 00007f94a819b546 R15: 00007f94a819b546
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:find_stack lib/stackdepot.c:350 [inline]
RIP: 0010:__stack_depot_save+0x15e/0x510 lib/stackdepot.c:390
Code: 29 c0 89 c3 48 8b 05 69 7f f0 0d 89 d9 23 0d 59 7f f0 0d 48 8d 0c c8 48 8b 29 48 85 ed 75 0b eb 70 48 8b 6d 00 48 85 ed 74 67 <39> 5d 08 75 f2 44 3b 7d 0c 75 ec 31 c0 48 8b 74 c5 18 49 39 34 c6
RSP: 0018:ffffc9000315f248 EFLAGS: 00010202
RAX: ffff88823b400000 RBX: 000000000998e8ec RCX: ffff88823b874760
RDX: 0000000000000010 RSI: 0000000000000002 RDI: 00000000d60c37e5
RBP: 048a017300000010 R08: 00000000b039b48a R09: ffffffff8f333fa0
R10: ffffc9000315f180 R11: 000000000000519b R12: 0000000000000001
R13: 0000000000002800 R14: ffffc9000315f2d0 R15: 0000000000000010
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000fffffffe CR3: 00000000275ba000 CR4: 0000000000350ef0
----------------
Code disassembly (best guess):
0: 29 c0 sub %eax,%eax
2: 89 c3 mov %eax,%ebx
4: 48 8b 05 69 7f f0 0d mov 0xdf07f69(%rip),%rax # 0xdf07f74
b: 89 d9 mov %ebx,%ecx
d: 23 0d 59 7f f0 0d and 0xdf07f59(%rip),%ecx # 0xdf07f6c
13: 48 8d 0c c8 lea (%rax,%rcx,8),%rcx
17: 48 8b 29 mov (%rcx),%rbp
1a: 48 85 ed test %rbp,%rbp
1d: 75 0b jne 0x2a
1f: eb 70 jmp 0x91
21: 48 8b 6d 00 mov 0x0(%rbp),%rbp
25: 48 85 ed test %rbp,%rbp
28: 74 67 je 0x91
* 2a: 39 5d 08 cmp %ebx,0x8(%rbp) <-- trapping instruction
2d: 75 f2 jne 0x21
2f: 44 3b 7d 0c cmp 0xc(%rbp),%r15d
33: 75 ec jne 0x21
35: 31 c0 xor %eax,%eax
37: 48 8b 74 c5 18 mov 0x18(%rbp,%rax,8),%rsi
3c: 49 39 34 c6 cmp %rsi,(%r14,%rax,8)