[ 39.388922] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.1.75' (ECDSA) to the list of known hosts. 2021/03/29 23:01:43 parsed 1 programs 2021/03/29 23:01:43 executed programs: 0 [ 44.772485] IPVS: ftp: loaded support on port[0] = 21 [ 44.781520] IPVS: ftp: loaded support on port[0] = 21 [ 44.803540] IPVS: ftp: loaded support on port[0] = 21 [ 44.809007] IPVS: ftp: loaded support on port[0] = 21 [ 44.809376] IPVS: ftp: loaded support on port[0] = 21 [ 44.821864] IPVS: ftp: loaded support on port[0] = 21 RESULT: signal 0, coverage 0 errno 0 [ 44.905122] loop0: detected capacity change from 0 to 4092 [ 44.916224] hfs: unable to locate alternate MDB [ 44.921362] hfs: continuing without an alternate MDB [ 44.960019] ------------[ cut here ]------------ [ 44.965265] kernel BUG at fs/hfs/inode.c:442! [ 44.969874] invalid opcode: 0000 [#1] SMP KASAN [ 44.974564] CPU: 0 PID: 951 Comm: kworker/u4:4 Not tainted 5.12.0-rc5-syzkaller #0 [ 44.982682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.992052] Workqueue: writeback wb_workfn (flush-7:0) [ 44.997373] RIP: 0010:hfs_write_inode+0x54c/0x9c0 [ 45.002270] Code: 30 fe 87 4c 89 ff e8 a3 b8 4f ff 49 83 ff 03 0f 84 9b 00 00 00 49 83 ff 04 74 11 49 83 ff 02 0f 84 a0 fb ff ff e8 84 bc 4f ff <0f> 0b e8 7d bc 4f ff 49 8d 7c 24 28 48 b8 00 00 00 00 00 fc ff df [ 45.021309] RSP: 0018:ffff8881028cf6d0 EFLAGS: 00010293 [ 45.026777] RAX: 0000000000000000 RBX: 1ffff11020519edf RCX: 0000000000000000 [ 45.034060] RDX: ffff888102b36180 RSI: ffffffff8227c10c RDI: 0000000000000003 [ 45.041349] RBP: ffff8881028cf860 R08: ffffffff87fe3000 R09: ffffffff8227c0ed [ 45.048640] R10: 0000000000000003 R11: 0000000000000000 R12: ffff88811028e798 [ 45.055966] R13: 0000000000000000 R14: ffff8881028cf838 R15: 0000000000000000 [ 45.063442] FS: 0000000000000000(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 [ 45.072129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.078130] CR2: 000055becb16877b CR3: 000000010f205000 CR4: 0000000000350ef0 [ 45.085420] Call Trace: [ 45.088011] ? hfs_inode_write_fork+0x1c0/0x1c0 [ 45.092706] ? lock_is_held_type+0xe5/0x110 [ 45.095685] loop2: detected capacity change from 0 to 4092 [ 45.097055] ? find_held_lock+0x35/0x130 RESULT: signal 0, coverage 0 errno 0 [ 45.097080] ? __writeback_single_inode+0x2f8/0xd20 [ 45.108228] hfs: unable to locate alternate MDB [ 45.111962] ? lock_release+0x261/0x920 [ 45.111992] ? lock_downgrade+0x990/0x990 [ 45.112010] ? rwlock_bug.part.0+0x90/0x90 [ 45.112030] ? lock_is_held_type+0xe5/0x110 [ 45.116758] hfs: continuing without an alternate MDB [ 45.120728] __writeback_single_inode+0x956/0xd20 [ 45.120758] writeback_sb_inodes+0x5a1/0xfb0 [ 45.120776] ? __writeback_single_inode+0xd20/0xd20 [ 45.153566] ? rcu_read_lock_sched_held+0x41/0xb0 [ 45.158435] ? __sanitizer_cov_trace_const_cmp4+0x24/0x80 [ 45.164001] ? queue_io+0x286/0x4b0 [ 45.167651] wb_writeback+0x2ac/0xb50 [ 45.171470] ? __writeback_inodes_wb+0x270/0x270 [ 45.176238] ? _raw_spin_unlock_bh+0x2c/0x40 [ 45.180662] ? lock_is_held_type+0xe5/0x110 [ 45.182339] loop4: detected capacity change from 0 to 4092 [ 45.185013] ? wb_workfn+0x293/0x1260 [ 45.185039] wb_workfn+0x306/0x1260 [ 45.185056] ? lock_is_held_type+0xa1/0x110 [ 45.185077] ? inode_wait_for_writeback+0x40/0x40 [ 45.190968] loop1: detected capacity change from 0 to 4092 [ 45.194531] ? lock_acquire+0x211/0x830 [ 45.194560] ? process_one_work+0x908/0x15f0 [ 45.194579] ? lock_release+0x920/0x920 [ 45.194596] ? lock_downgrade+0x990/0x990 [ 45.194613] ? process_one_work+0x8e4/0x15f0 [ 45.202480] loop5: detected capacity change from 0 to 4092 [ 45.202562] ? lock_is_held_type+0xe5/0x110 [ 45.210664] hfs: unable to locate alternate MDB [ 45.213049] ? _raw_spin_unlock_irq+0x23/0x70 [ 45.213080] process_one_work+0x9e1/0x15f0 RESULT: signal 0, coverage 0 errno 0 [ 45.213102] ? pwq_dec_nr_in_flight+0x2f0/0x2f0 [ 45.217227] hfs: continuing without an alternate MDB [ 45.221625] ? rwlock_bug.part.0+0x90/0x90 [ 45.221656] ? lockdep_hardirqs_off+0x89/0xc0 [ 45.221677] worker_thread+0x65f/0x1170 [ 45.229893] hfs: unable to locate alternate MDB [ 45.234216] ? lockdep_hardirqs_on+0x7e/0x100 [ 45.234249] ? _raw_spin_unlock_irqrestore+0x38/0x80 [ 45.234270] ? process_one_work+0x15f0/0x15f0 [ 45.234289] kthread+0x39d/0x490 [ 45.240050] hfs: continuing without an alternate MDB [ 45.244448] ? __kthread_bind_mask+0xc0/0xc0 [ 45.244474] ret_from_fork+0x22/0x30 [ 45.244496] Modules linked in: [ 45.253577] hfs: unable to locate alternate MDB [ 45.253843] ---[ end trace cd88a29f5fb4097c ]--- [ 45.253855] RIP: 0010:hfs_write_inode+0x54c/0x9c0 [ 45.258250] hfs: continuing without an alternate MDB [ 45.273498] loop3: detected capacity change from 0 to 4092 RESULT: signal 0, coverage 0 errno 0 [ 45.276919] Code: 30 fe 87 4c 89 ff e8 a3 b8 4f ff 49 83 ff 03 0f 84 9b 00 00 00 49 83 ff 04 74 11 49 83 ff 02 0f 84 a0 fb ff ff e8 84 bc 4f ff <0f> 0b e8 7d bc 4f ff 49 8d 7c 24 28 48 b8 00 00 00 00 00 fc ff df [ 45.276942] RSP: 0018:ffff8881028cf6d0 EFLAGS: 00010293 [ 45.276958] RAX: 0000000000000000 RBX: 1ffff11020519edf RCX: 0000000000000000 [ 45.276969] RDX: ffff888102b36180 RSI: ffffffff8227c10c RDI: 0000000000000003 [ 45.299315] hfs: unable to locate alternate MDB [ 45.300609] RBP: ffff8881028cf860 R08: ffffffff87fe3000 R09: ffffffff8227c0ed [ 45.300647] R10: 0000000000000003 R11: 0000000000000000 R12: ffff88811028e798 [ 45.304348] hfs: continuing without an alternate MDB RESULT: signal 0, coverage 0 errno 0 [ 45.309462] R13: 0000000000000000 R14: ffff8881028cf838 R15: 0000000000000000 [ 45.417521] FS: 0000000000000000(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 [ 45.425816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.431758] CR2: 000055becb16877b CR3: 000000010f205000 CR4: 0000000000350ef0 [ 45.439086] Kernel panic - not syncing: Fatal exception [ 45.449568] Kernel Offset: disabled [ 45.455064] Rebooting in 86400 seconds..