usbtouchscreen 5-1:0.0: usbtouch_irq - usb_submit_urb failed with result: -19
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VFS: brelse: Trying to free free buffer
WARNING: CPU: 0 PID: 13205 at fs/buffer.c:1229 __brelse fs/buffer.c:1229 [inline]
WARNING: CPU: 0 PID: 13205 at fs/buffer.c:1229 __brelse+0x6d/0xb0 fs/buffer.c:1223
Modules linked in:
CPU: 0 UID: 0 PID: 13205 Comm: syz.2.1459 Not tainted 6.13.0-rc5-syzkaller-00163-gab75170520d4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__brelse fs/buffer.c:1229 [inline]
RIP: 0010:__brelse+0x6d/0xb0 fs/buffer.c:1223
Code: 84 d2 75 52 44 8b 63 60 31 ff 44 89 e6 e8 fb d5 79 ff 45 85 e4 75 20 e8 b1 d3 79 ff 90 48 c7 c7 e0 24 7f 8b e8 c4 0d 3a ff 90 <0f> 0b 90 90 5b 5d 41 5c e9 96 d3 79 ff e8 91 d3 79 ff be 04 00 00
RSP: 0018:ffffc90000007f40 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff888055a0c3a0 RCX: ffffffff815a5139
RDX: ffff888031bf3c00 RSI: ffffffff815a5146 RDI: 0000000000000001
RBP: ffff888055a0c400 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000003 R12: 0000000000000000
R13: ffff888055a0c3a0 R14: dffffc0000000000 R15: ffffffff82204230
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c323983 CR3: 000000004acb6000 CR4: 0000000000350ef0
Call Trace:
brelse include/linux/buffer_head.h:324 [inline]
__invalidate_bh_lrus fs/buffer.c:1498 [inline]
invalidate_bh_lru+0xa2/0x190 fs/buffer.c:1511
csd_do_func kernel/smp.c:134 [inline]
__flush_smp_call_function_queue+0x27d/0x8c0 kernel/smp.c:540
__sysvec_call_function_single+0x8c/0x410 arch/x86/kernel/smp.c:271
instr_sysvec_call_function_single arch/x86/kernel/smp.c:266 [inline]
sysvec_call_function_single+0x9f/0xc0 arch/x86/kernel/smp.c:266
asm_sysvec_call_function_single+0x1a/0x20 arch/x86/include/asm/idtentry.h:709
RIP: 0010:pte_user_accessible_page arch/x86/include/asm/pgtable.h:1756 [inline]
RIP: 0010:__page_table_check_pte_clear+0xa6/0x580 mm/page_table_check.c:168
Code: 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 a5 04 00 00 4c 8b 64 24 20 bf 05 00 00 00 4c 89 e5 83 e5 05 48 89 ee e8 ba 7d 92 ff <48> 83 fd 05 74 3c e8 3f 7b 92 ff 48 b8 00 00 00 00 00 fc ff df 48
RSP: 0018:ffffc90003d0f5d8 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 1ffff920007a1ebb RCX: ffffffff82079a36
RDX: ffff888031bf3c00 RSI: 0000000000000005 RDI: 0000000000000007
RBP: 0000000000000005 R08: 0000000000000007 R09: 0000000000000005
R10: 0000000000000005 R11: 0000000000000003 R12: 8000000034b69007
R13: ffff8880329d9d40 R14: 0000000000000000 R15: ffffc90003d0faa8
page_table_check_pte_clear include/linux/page_table_check.h:49 [inline]
ptep_get_and_clear_full arch/x86/include/asm/pgtable.h:1337 [inline]
get_and_clear_full_ptes include/linux/pgtable.h:705 [inline]
zap_present_folio_ptes mm/memory.c:1502 [inline]
zap_present_ptes mm/memory.c:1585 [inline]
zap_pte_range mm/memory.c:1627 [inline]
zap_pmd_range mm/memory.c:1753 [inline]
zap_pud_range mm/memory.c:1782 [inline]
zap_p4d_range mm/memory.c:1803 [inline]
unmap_page_range+0x22f6/0x3d10 mm/memory.c:1824
unmap_single_vma+0x194/0x2b0 mm/memory.c:1870
unmap_vmas+0x22f/0x490 mm/memory.c:1914
exit_mmap+0x1c6/0xb20 mm/mmap.c:1668
__mmput+0x12a/0x4c0 kernel/fork.c:1348
mmput+0x62/0x70 kernel/fork.c:1370
exit_mm kernel/exit.c:570 [inline]
do_exit+0x9ba/0x2d70 kernel/exit.c:925
do_group_exit+0xd3/0x2a0 kernel/exit.c:1087
get_signal+0x24ed/0x26c0 kernel/signal.c:3017
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x150/0x2a0 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2f54f85d29
Code: Unable to access opcode bytes at 0x7f2f54f85cff.
RSP: 002b:00007f2f55d490e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f2f55176088 RCX: 00007f2f54f85d29
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2f55176088
RBP: 00007f2f55176080 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f5517608c
R13: 0000000000000000 R14: 00007ffd362d13b0 R15: 00007ffd362d1498
----------------
Code disassembly (best guess):
0: 48 89 f8 mov %rdi,%rax
3: 48 c1 e8 03 shr $0x3,%rax
7: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1)
c: 0f 85 a5 04 00 00 jne 0x4b7
12: 4c 8b 64 24 20 mov 0x20(%rsp),%r12
17: bf 05 00 00 00 mov $0x5,%edi
1c: 4c 89 e5 mov %r12,%rbp
1f: 83 e5 05 and $0x5,%ebp
22: 48 89 ee mov %rbp,%rsi
25: e8 ba 7d 92 ff call 0xff927de4
* 2a: 48 83 fd 05 cmp $0x5,%rbp <-- trapping instruction
2e: 74 3c je 0x6c
30: e8 3f 7b 92 ff call 0xff927b74
35: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
3c: fc ff df
3f: 48 rex.W