Warning: Permanently added '10.128.0.213' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 44.390712][ T6842] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 44.399103][ T6842] gfs2: fsid=syz:syz: Now mounting FS... [ 44.407148][ T6842] gfs2: fsid=syz:syz.0: fatal: invalid metadata block [ 44.407148][ T6842] bh = 2072 (magic number) [ 44.407148][ T6842] function = gfs2_meta_indirect_buffer, file = fs/gfs2/meta_io.c, line = 417 [ 44.427431][ T6842] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 44.434632][ T6842] general protection fault, probably for non-canonical address 0xdffffc000000000e: 0000 [#1] PREEMPT SMP KASAN [ 44.446425][ T6842] KASAN: null-ptr-deref in range [0x0000000000000070-0x0000000000000077] [ 44.454817][ T6842] CPU: 0 PID: 6842 Comm: syz-executor264 Not tainted 5.9.0-rc6-syzkaller #0 [ 44.463465][ T6842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.473674][ T6842] RIP: 0010:gfs2_withdraw+0x2b0/0xe20 [ 44.479022][ T6842] Code: e8 03 48 89 44 24 38 42 80 3c 38 00 74 08 48 89 ef e8 34 f7 69 fe 48 89 6c 24 20 48 8b 6d 00 48 83 c5 70 48 89 e8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 ef e8 11 f7 69 fe 48 8b 45 00 48 89 44 [ 44.498761][ T6842] RSP: 0018:ffffc900057474f0 EFLAGS: 00010202 [ 44.504812][ T6842] RAX: 000000000000000e RBX: ffff8880a71e0000 RCX: 98268db4dfe86a00 [ 44.512758][ T6842] RDX: ffff888092bb6100 RSI: 0000000000000000 RDI: ffff8880a71e0430 [ 44.520710][ T6842] RBP: 0000000000000070 R08: ffffffff834ad50c R09: ffffed1015d041c3 [ 44.528758][ T6842] R10: ffffed1015d041c3 R11: 0000000000000000 R12: 1ffff11014e3c04d [ 44.536715][ T6842] R13: ffff8880a71e0050 R14: ffff8880a71e026c R15: dffffc0000000000 [ 44.544660][ T6842] FS: 000000000233b880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 44.553570][ T6842] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.560993][ T6842] CR2: 00007f74f826d6c0 CR3: 00000000a04cc000 CR4: 00000000001506f0 [ 44.568970][ T6842] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.576926][ T6842] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.584893][ T6842] Call Trace: [ 44.588169][ T6842] gfs2_meta_check_ii+0x70/0x80 [ 44.593007][ T6842] gfs2_meta_indirect_buffer+0x29f/0x380 [ 44.598623][ T6842] gfs2_inode_refresh+0x65/0xc00 [ 44.603529][ T6842] inode_go_lock+0x12c/0x480 [ 44.608095][ T6842] do_promote+0x4db/0xcd0 [ 44.612413][ T6842] finish_xmote+0x907/0x1350 [ 44.616971][ T6842] do_xmote+0xadb/0x14c0 [ 44.621181][ T6842] gfs2_glock_nq+0xac3/0x14d0 [ 44.625827][ T6842] gfs2_lookupi+0x36f/0x4f0 [ 44.630301][ T6842] ? gfs2_lookupi+0x367/0x4f0 [ 44.634953][ T6842] gfs2_lookup_simple+0xa4/0x100 [ 44.639860][ T6842] init_journal+0x132/0x1970 [ 44.644428][ T6842] ? vsnprintf+0x1a12/0x1aa0 [ 44.649008][ T6842] ? snprintf+0x6f/0x90 [ 44.653151][ T6842] ? _raw_spin_unlock+0x24/0x40 [ 44.657995][ T6842] gfs2_fill_super+0x2717/0x3fe0 [ 44.662909][ T6842] ? gfs2_glock_nq_num+0xaa/0x1d0 [ 44.667940][ T6842] ? snprintf+0x6f/0x90 [ 44.672080][ T6842] ? set_blocksize+0x1f5/0x3c0 [ 44.677200][ T6842] get_tree_bdev+0x3e9/0x5f0 [ 44.681777][ T6842] ? gfs2_reconfigure+0xe10/0xe10 [ 44.686778][ T6842] gfs2_get_tree+0x4c/0x1f0 [ 44.691255][ T6842] vfs_get_tree+0x88/0x270 [ 44.695646][ T6842] path_mount+0x179d/0x29e0 [ 44.700123][ T6842] __se_sys_mount+0x126/0x180 [ 44.704770][ T6842] do_syscall_64+0x31/0x70 [ 44.709173][ T6842] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.715032][ T6842] RIP: 0033:0x458e1a [ 44.718909][ T6842] Code: b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 fd ad fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 da ad fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 44.738491][ T6842] RSP: 002b:00007ffc76f65c88 EFLAGS: 00000293 ORIG_RAX: 00000000000000a5 [ 44.746967][ T6842] RAX: ffffffffffffffda RBX: 00007ffc76f65ce0 RCX: 0000000000458e1a [ 44.754908][ T6842] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffc76f65ca0 [ 44.762850][ T6842] RBP: 00007ffc76f65ca0 R08: 00007ffc76f65ce0 R09: 00007ffc00000015 [ 44.770812][ T6842] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000809 [ 44.778755][ T6842] R13: 0000000000000004 R14: 0000000000000003 R15: 0000000000000003 [ 44.786710][ T6842] Modules linked in: [ 44.791453][ T6842] ---[ end trace 1e62174917573e95 ]--- [ 44.796990][ T6842] RIP: 0010:gfs2_withdraw+0x2b0/0xe20 [ 44.802355][ T6842] Code: e8 03 48 89 44 24 38 42 80 3c 38 00 74 08 48 89 ef e8 34 f7 69 fe 48 89 6c 24 20 48 8b 6d 00 48 83 c5 70 48 89 e8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 ef e8 11 f7 69 fe 48 8b 45 00 48 89 44 [ 44.821996][ T6842] RSP: 0018:ffffc900057474f0 EFLAGS: 00010202 [ 44.828120][ T6842] RAX: 000000000000000e RBX: ffff8880a71e0000 RCX: 98268db4dfe86a00 [ 44.836152][ T6842] RDX: ffff888092bb6100 RSI: 0000000000000000 RDI: ffff8880a71e0430 [ 44.844147][ T6842] RBP: 0000000000000070 R08: ffffffff834ad50c R09: ffffed1015d041c3 [ 44.852420][ T6842] R10: ffffed1015d041c3 R11: 0000000000000000 R12: 1ffff11014e3c04d [ 44.860419][ T6842] R13: ffff8880a71e0050 R14: ffff8880a71e026c R15: dffffc0000000000 [ 44.868465][ T6842] FS: 000000000233b880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 44.877417][ T6842] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.884001][ T6842] CR2: 00007f74f826d6c0 CR3: 00000000a04cc000 CR4: 00000000001506f0 [ 44.892023][ T6842] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.900031][ T6842] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.908031][ T6842] Kernel panic - not syncing: Fatal exception [ 44.915761][ T6842] Kernel Offset: disabled [ 44.920072][ T6842] Rebooting in 86400 seconds..