syzbot

RBP: 00007f2d45427320 R08: 00007f2d4535e6c0 R09: 00007f2d4535e6c0
R10: 0000000000000000 R11: 0000000000000246 R12: 74735f72656d6974
R13: 0000000000000000 R14: 00007fffca200430 R15: 00007fffca200518
 </TASK>
watchdog: BUG: soft lockup - CPU#1 stuck for 225s! [syz-executor233:338]
Modules linked in:
CPU: 1 PID: 338 Comm: syz-executor233 Tainted: G        W         5.15.148-syzkaller-00013-gad06eaf051cd #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:csd_lock_wait kernel/smp.c:440 [inline]
RIP: 0010:smp_call_function_many_cond+0x84c/0x9b0 kernel/smp.c:969
Code: 01 31 ff e8 36 a8 0a 00 41 83 e7 01 49 bf 00 00 00 00 00 fc ff df 75 07 e8 71 a4 0a 00 eb 38 f3 90 42 0f b6 04 3b 84 c0 75 11 <41> f7 45 00 01 00 00 00 74 1e e8 55 a4 0a 00 eb e4 44 89 e9 80 e1
RSP: 0018:ffffc900007af580 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff1103ee07971 RCX: ffff8881193213c0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc900007af698 R08: ffffffff81657daa R09: fffffbfff0d49f19
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff8881f703cb88 R14: ffff8881f7138280 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2d453f3d78 CR3: 000000000680f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1135
 native_flush_tlb_multi+0x141/0x210
 __flush_tlb_multi arch/x86/include/asm/paravirt.h:87 [inline]
 flush_tlb_multi arch/x86/mm/tlb.c:900 [inline]
 flush_tlb_mm_range+0x223/0x310 arch/x86/mm/tlb.c:986
 tlb_flush arch/x86/include/asm/tlb.h:23 [inline]
 tlb_flush_mmu_tlbonly+0x1b7/0x420 include/asm-generic/tlb.h:430
 tlb_flush_mmu mm/mmu_gather.c:246 [inline]
 tlb_finish_mmu+0xd4/0x320 mm/mmu_gather.c:338
 exit_mmap+0x3ef/0x6f0 mm/mmap.c:3211
 __mmput+0x95/0x310 kernel/fork.c:1179
 mmput+0x5b/0x170 kernel/fork.c:1202
 exit_mm kernel/exit.c:552 [inline]
 do_exit+0xb9c/0x2ca0 kernel/exit.c:865
 do_group_exit+0x141/0x310 kernel/exit.c:1000
 get_signal+0x7a3/0x1630 kernel/signal.c:2896
 arch_do_signal_or_restart+0xbd/0x1680 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:148 [inline]
 exit_to_user_mode_loop+0xa0/0xe0 kernel/entry/common.c:172
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:301
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f2d4539d6e9
Code: Unable to access opcode bytes at RIP 0x7f2d4539d6bf.
RSP: 002b:00007f2d4535e238 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f2d45427328 RCX: 00007f2d4539d6e9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2d45427328
RBP: 00007f2d45427320 R08: 00007f2d4535e6c0 R09: 00007f2d4535e6c0
R10: 0000000000000000 R11: 0000000000000246 R12: 74735f72656d6974
R13: 0000000000000000 R14: 00007fffca200430 R15: 00007fffca200518
 </TASK>