general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
CPU: 0 PID: 10460 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__ext4_journal_get_write_access+0x6b/0x2b0 fs/ext4/ext4_jbd2.c:227
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 25 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 5d 30 48 8d 7b 10 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f8 01 00 00 4c 8b 73 10 4d 85 f6 0f 84 f4 00 00
RSP: 0018:ffffc900158d7b40 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff88809d8b1740
RDX: 0000000000000002 RSI: ffffffff8a067e40 RDI: 0000000000000010
RBP: ffff88809d8b1740 R08: 0000000000000000 R09: ffffffff8b591ccf
R10: 0000000000000000 R11: 1ffff110152f9d20 R12: 0000000000000001
R13: dffffc0000000000 R14: ffff8882144ae000 R15: 00000000000003e1
FS:  0000000002f13940(0000) GS:ffff8880ae400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000004e5290 CR3: 000000009524d000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __ext4_new_inode+0xf79/0x5390 fs/ext4/ialloc.c:993
 ext4_symlink+0x4b0/0xe10 fs/ext4/namei.c:3315
 vfs_symlink fs/namei.c:3959 [inline]
 vfs_symlink+0x44e/0x690 fs/namei.c:3945
 do_symlinkat+0x258/0x2c0 fs/namei.c:3986
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45d327
Code: 0f 1f 00 b8 5c 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 1d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 fd b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffc096ba338 EFLAGS: 00000202 ORIG_RAX: 0000000000000058
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045d327
RDX: 00007ffc096ba3d7 RSI: 00000000004c3104 RDI: 00007ffc096ba3c0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000017
R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000000
R13: 00007ffc096ba370 R14: 0000000000000000 R15: 00007ffc096ba380
Modules linked in:
---[ end trace 3b7b38e274fe5770 ]---
RIP: 0010:__ext4_journal_get_write_access+0x6b/0x2b0 fs/ext4/ext4_jbd2.c:227
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 25 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 5d 30 48 8d 7b 10 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f8 01 00 00 4c 8b 73 10 4d 85 f6 0f 84 f4 00 00
RSP: 0018:ffffc900158d7b40 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff88809d8b1740
RDX: 0000000000000002 RSI: ffffffff8a067e40 RDI: 0000000000000010
RBP: ffff88809d8b1740 R08: 0000000000000000 R09: ffffffff8b591ccf
R10: 0000000000000000 R11: 1ffff110152f9d20 R12: 0000000000000001
R13: dffffc0000000000 R14: ffff8882144ae000 R15: 00000000000003e1
FS:  0000000002f13940(0000) GS:ffff8880ae400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f852c790000 CR3: 000000009524d000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400