ext4 filesystem being mounted at /root/syzkaller-testdir3558409189/syzkaller.wuSqtv/0/file1 supports timestamps until 2038 (0x7fffffff) ------------[ cut here ]------------ kernel BUG at fs/ext4/ext4.h:2984! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 422 Comm: syz-executor.0 Not tainted 5.4.281-syzkaller-04937-gd883a2284ec1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2984 [inline] RIP: 0010:ext4_trim_fs+0x1ed1/0x1ee0 fs/ext4/mballoc.c:5389 Code: 80 e1 07 80 c1 03 38 c1 0f 8c 05 e7 ff ff 48 8d bc 24 30 02 00 00 e8 7e b7 c8 ff e9 f3 e6 ff ff e8 64 83 6f ff e8 bf d0 98 ff <0f> 0b e8 b8 d0 98 ff 0f 0b 66 0f 1f 44 00 00 55 41 57 41 56 41 55 RSP: 0018:ffff8881ef0cf4c0 EFLAGS: 00010293 RAX: ffffffff81cb6821 RBX: 0000000000000001 RCX: ffff8881f37ecec0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff8881ef0cf770 R08: ffffffff81cb5149 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000 R13: 0000000000000046 R14: ffff8881ef1fe000 R15: 0000000000000001 FS: 00007f86e7cac6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f86df89b000 CR3: 00000001da43a000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_ioctl+0x2168/0x3ff0 fs/ext4/ioctl.c:1128 do_vfs_ioctl+0x742/0x1720 fs/ioctl.c:47 ksys_ioctl fs/ioctl.c:742 [inline] __do_sys_ioctl fs/ioctl.c:749 [inline] __se_sys_ioctl fs/ioctl.c:747 [inline] __x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 RIP: 0033:0x7f86e8129ce9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f86e7cac0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f86e8248f80 RCX: 00007f86e8129ce9 RDX: 00000000200001c0 RSI: 00000000c0185879 RDI: 0000000000000004 RBP: 00007f86e817647a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f86e8248f80 R15: 00007fff3d5ba608 Modules linked in: ---[ end trace c9d7f31c1450766b ]--- RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2984 [inline] RIP: 0010:ext4_trim_fs+0x1ed1/0x1ee0 fs/ext4/mballoc.c:5389 Code: 80 e1 07 80 c1 03 38 c1 0f 8c 05 e7 ff ff 48 8d bc 24 30 02 00 00 e8 7e b7 c8 ff e9 f3 e6 ff ff e8 64 83 6f ff e8 bf d0 98 ff <0f> 0b e8 b8 d0 98 ff 0f 0b 66 0f 1f 44 00 00 55 41 57 41 56 41 55 RSP: 0018:ffff8881ef0cf4c0 EFLAGS: 00010293 RAX: ffffffff81cb6821 RBX: 0000000000000001 RCX: ffff8881f37ecec0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff8881ef0cf770 R08: ffffffff81cb5149 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000 R13: 0000000000000046 R14: ffff8881ef1fe000 R15: 0000000000000001 FS: 00007f86e7cac6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559b2abdd0a0 CR3: 00000001da43a000 CR4: 00000000003406a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400