------------[ cut here ]------------
kernel BUG at fs/pipe.c:582!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 8256 Comm: syz-executor834 Not tainted 5.4.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:pipe_poll+0x3d5/0x3e0 fs/pipe.c:582
Code: 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 59 fe ff ff 48 89 55 d0 48 89 df e8 e9 d9 f3 ff 48 8b 55 d0 e9 44 fe ff ff e8 6b a4 b8 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41
RSP: 0018:ffff8880950af828 EFLAGS: 00010293
RAX: ffffffff81bddb45 RBX: 0000000000000001 RCX: ffff88808e89e280
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00000000ffffffff
RBP: ffff8880950af868 R08: ffffffff81bdd88c R09: fffffbfff1287045
R10: fffffbfff1287045 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8880a525bc00 R14: ffff88809516dcc0 R15: 00000000ffffffff
FS:  00007fd6a22d2700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd6a22d1e78 CR3: 0000000094d6b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_poll include/linux/poll.h:90 [inline]
 do_select+0x11c8/0x1af0 fs/select.c:534
 core_sys_select+0x716/0x870 fs/select.c:677
 do_pselect fs/select.c:759 [inline]
 __do_sys_pselect6 fs/select.c:784 [inline]
 __se_sys_pselect6+0x357/0x3f0 fs/select.c:769
 __x64_sys_pselect6+0xe5/0x100 fs/select.c:769
 do_syscall_64+0xf7/0x1c0 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x44ba39
Code: e8 ac ce 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 ab cc fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fd6a22d1da8 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 00000000006e3a18 RCX: 000000000044ba39
RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000040
RBP: 00000000006e3a10 R08: 0000000020000200 R09: 0000000000000000
R10: 0000000020000040 R11: 0000000000000246 R12: 00000000006e3a1c
R13: 00007ffd534b5e4f R14: 00007fd6a22d29c0 R15: 000000000000000d
Modules linked in:
---[ end trace 59acec8003172e12 ]---
RIP: 0010:pipe_poll+0x3d5/0x3e0 fs/pipe.c:582
Code: 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 59 fe ff ff 48 89 55 d0 48 89 df e8 e9 d9 f3 ff 48 8b 55 d0 e9 44 fe ff ff e8 6b a4 b8 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41
RSP: 0018:ffff8880950af828 EFLAGS: 00010293
RAX: ffffffff81bddb45 RBX: 0000000000000001 RCX: ffff88808e89e280
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00000000ffffffff
RBP: ffff8880950af868 R08: ffffffff81bdd88c R09: fffffbfff1287045
R10: fffffbfff1287045 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8880a525bc00 R14: ffff88809516dcc0 R15: 00000000ffffffff
FS:  00007fd6a22d2700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd6a22d1e78 CR3: 0000000094d6b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400