------------[ cut here ]------------
kernel BUG at drivers/dma-buf/dma-buf.c:99!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 7316 Comm: syz-executor.0 Not tainted 5.7.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:dma_buf_release+0x36b/0x440 drivers/dma-buf/dma-buf.c:99
Code: d0 00 00 00 45 31 e4 e8 f3 7e 3c fd 48 89 ef e8 eb 7e 3c fd e8 06 05 ff fc 44 89 e0 5b 5d 41 5c 41 5d 41 5e c3 e8 f5 04 ff fc <0f> 0b e8 ee 04 ff fc 4c 89 e7 e8 f6 e2 00 00 e9 6a ff ff ff e8 dc
RSP: 0018:ffffc90001d17e18 EFLAGS: 00010293
RAX: ffff8880912b2300 RBX: 0000000000000004 RCX: ffffffff84742be6
RDX: 0000000000000000 RSI: ffffffff84742e6b RDI: 0000000000000005
RBP: ffff88809f96c000 R08: ffff8880912b2300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809e105304
R13: ffff88809e1052a8 R14: ffff88808aba4680 R15: ffffffff84742b00
FS:  0000000001dac940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000076c000 CR3: 00000000a802a000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __fput+0x33e/0x880 fs/file_table.c:280
 task_work_run+0xf4/0x1b0 kernel/task_work.c:123
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x2fa/0x360 arch/x86/entry/common.c:165
 prepare_exit_to_usermode arch/x86/entry/common.c:196 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:279 [inline]
 do_syscall_64+0x6b1/0x7d0 arch/x86/entry/common.c:305
 entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x416461
Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01
RSP: 002b:00007ffd5436d360 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000008 RCX: 0000000000416461
RDX: 0000000000000000 RSI: 0000000000000081 RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000000 R09: 01ffffffffffffff
R10: 00000000007708c0 R11: 0000000000000293 R12: 000000000076bf00
R13: 00000000007708d0 R14: 0000000000000000 R15: 000000000076bf0c
Modules linked in:
---[ end trace d8bfa91ddd881a03 ]---
RIP: 0010:dma_buf_release+0x36b/0x440 drivers/dma-buf/dma-buf.c:99
Code: d0 00 00 00 45 31 e4 e8 f3 7e 3c fd 48 89 ef e8 eb 7e 3c fd e8 06 05 ff fc 44 89 e0 5b 5d 41 5c 41 5d 41 5e c3 e8 f5 04 ff fc <0f> 0b e8 ee 04 ff fc 4c 89 e7 e8 f6 e2 00 00 e9 6a ff ff ff e8 dc
RSP: 0018:ffffc90001d17e18 EFLAGS: 00010293
RAX: ffff8880912b2300 RBX: 0000000000000004 RCX: ffffffff84742be6
RDX: 0000000000000000 RSI: ffffffff84742e6b RDI: 0000000000000005
RBP: ffff88809f96c000 R08: ffff8880912b2300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809e105304
R13: ffff88809e1052a8 R14: ffff88808aba4680 R15: ffffffff84742b00
FS:  0000000001dac940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000076c000 CR3: 00000000a802a000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400