audit: type=1804 audit(1668946502.610:1235): pid=22849 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir3816621178/syzkaller.HZ7oT5/1249/file0/bus" dev="loop4" ino=1296 res=1 ------------[ cut here ]------------ nla_parse: 9 callbacks suppressed netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'. WARNING: CPU: 1 PID: 22844 at fs/udf/truncate.c:226 udf_truncate_extents.cold+0x11/0x18 fs/udf/truncate.c:226 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 22844 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 panic+0x26a/0x50e kernel/panic.c:186 __warn.cold+0x20/0x5a kernel/panic.c:541 report_bug+0x262/0x2b0 lib/bug.c:183 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038 RIP: 0010:udf_truncate_extents.cold+0x11/0x18 fs/udf/truncate.c:226 Code: 89 df 48 c7 c6 40 a9 9a 88 e8 ac f9 ff ff 41 bc ea ff ff ff e9 96 57 78 fa e8 b0 a9 69 f9 48 c7 c7 60 b4 9a 88 e8 0f db fa ff <0f> 0b e9 81 78 78 fa e8 98 a9 69 f9 48 c7 c6 40 ba 9a 88 48 c7 c7 RSP: 0018:ffff8880a604f780 EFLAGS: 00010286 RAX: 0000000000000024 RBX: ffff888096288bc0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed1014c09ee2 RBP: ffff8880a604f868 R08: 0000000000000024 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880a604f828 R13: 0000000000000200 R14: 00000000000000ff R15: ffff88809cd7a700 udf_write_failed.isra.0+0x17b/0x1d0 fs/udf/inode.c:172 udf_write_begin+0x89/0xa0 fs/udf/inode.c:208 generic_perform_write+0x1f8/0x4d0 mm/filemap.c:3170 __generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295 udf_file_write_iter+0x2d4/0x4e0 fs/udf/file.c:169 call_write_iter include/linux/fs.h:1821 [inline] do_iter_readv_writev+0x668/0x790 fs/read_write.c:681 do_iter_write+0x182/0x5d0 fs/read_write.c:960 vfs_writev+0x153/0x2e0 fs/read_write.c:1005 do_pwritev+0x1b6/0x270 fs/read_write.c:1094 __do_sys_pwritev2 fs/read_write.c:1153 [inline] __se_sys_pwritev2 fs/read_write.c:1144 [inline] __x64_sys_pwritev2+0xeb/0x150 fs/read_write.c:1144 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f3d87af0639 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3d86063168 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 RAX: ffffffffffffffda RBX: 00007f3d87c10f80 RCX: 00007f3d87af0639 RDX: 0000000000000001 RSI: 0000000020000a40 RDI: 0000000000000004 RBP: 00007f3d87b4bae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc7e78350f R14: 00007f3d86063300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds..