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kernel BUG at drivers/dma-buf/dma-buf.c:75!
invalid opcode: 0000 [#1] PREEMPT SMP
CPU: 1 PID: 23966 Comm: syz-executor.4 Not tainted 5.9.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:dma_buf_release+0xd4/0xf0 drivers/dma-buf/dma-buf.c:75
Code: e0 01 00 00 48 39 c7 74 23 48 8b bb 18 01 00 00 e8 f1 8c 1e ff 48 8b bb d0 00 00 00 e8 05 c2 34 ff 48 89 df 5b e9 fc c1 34 ff <0f> 0b e8 55 41 00 00 eb d6 5b c3 0f 0b 0f 1f 44 00 00 66 2e 0f 1f
RSP: 0018:ffffc900011fbd98 EFLAGS: 00010202
RAX: ffffffff820971b0 RBX: ffff88810e8bac00 RCX: 0000000000000000
RDX: 0000000000000004 RSI: ffffffff83f15e33 RDI: ffff88810c572750
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88810c5727e0
R13: ffff88821ba6d7e0 R14: ffff88810c572750 R15: 0000000000000000
FS:  00007f2f8dd98700(0000) GS:ffff88812c100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fee47889db8 CR3: 000000010e27b000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __dentry_kill+0xf3/0x170 fs/dcache.c:584
 __fput+0xfc/0x250 fs/file_table.c:294
 task_work_run+0x68/0xb0 kernel/task_work.c:141
 get_signal+0x600/0xc70 kernel/signal.c:2561
 arch_do_signal+0x2b/0x920 arch/x86/kernel/signal.c:811
 exit_to_user_mode_loop kernel/entry/common.c:161 [inline]
 exit_to_user_mode_prepare+0x1d0/0x250 kernel/entry/common.c:192
 syscall_exit_to_user_mode+0x7a/0x2c0 kernel/entry/common.c:267
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45d579
Code: 5d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f2f8dd97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: fffffffffffffe00 RBX: 000000000000b000 RCX: 000000000045d579
RDX: 0000000020000000 RSI: 0000000040086200 RDI: 0000000000000005
RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c
R13: 00007fff84c61f5f R14: 00007f2f8dd989c0 R15: 000000000118cf4c
Modules linked in:
---[ end trace 67473a30c5351fa8 ]---
RIP: 0010:dma_buf_release+0xd4/0xf0 drivers/dma-buf/dma-buf.c:75
Code: e0 01 00 00 48 39 c7 74 23 48 8b bb 18 01 00 00 e8 f1 8c 1e ff 48 8b bb d0 00 00 00 e8 05 c2 34 ff 48 89 df 5b e9 fc c1 34 ff <0f> 0b e8 55 41 00 00 eb d6 5b c3 0f 0b 0f 1f 44 00 00 66 2e 0f 1f
RSP: 0018:ffffc900011fbd98 EFLAGS: 00010202
RAX: ffffffff820971b0 RBX: ffff88810e8bac00 RCX: 0000000000000000
RDX: 0000000000000004 RSI: ffffffff83f15e33 RDI: ffff88810c572750
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88810c5727e0
R13: ffff88821ba6d7e0 R14: ffff88810c572750 R15: 0000000000000000
FS:  00007f2f8dd98700(0000) GS:ffff88812c100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f344419a000 CR3: 000000010e27b000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400