IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" device wlan1 left promiscuous mode gfs2: fsid=syz:syz: Now mounting FS... ================================================================================ UBSAN: Undefined behaviour in fs/gfs2/ops_fstype.c:288:19 shift exponent 536870915 is too large for 64-bit type 'long unsigned int' CPU: 1 PID: 5992 Comm: syz-executor.2 Not tainted 4.19.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 gfs2_read_sb fs/gfs2/ops_fstype.c:288 [inline] init_sb.cold+0x52/0x125 fs/gfs2/ops_fstype.c:469 fill_super+0x174d/0x2680 fs/gfs2/ops_fstype.c:1120 gfs2_mount+0x4c0/0x598 fs/gfs2/ops_fstype.c:1312 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x460bca Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 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 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007f68bfa4da88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f68bfa4db20 RCX: 0000000000460bca RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f68bfa4dae0 RBP: 00007f68bfa4dae0 R08: 00007f68bfa4db20 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 R13: 0000000020000100 R14: 0000000020000200 R15: 0000000020047a20 ================================================================================ BTRFS error (device loop1): unsupported checksum algorithm 3 device wlan1 left promiscuous mode BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed gfs2: fsid=syz:syz: FS block size (6296577) is too big for machine page size (4096) BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed device wlan1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready device wlan1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready device wlan1 left promiscuous mode gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (6300673) is too big for machine page size (4096) device wlan1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (6300673) is too big for machine page size (4096) device wlan1 left promiscuous mode BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed device wlan1 entered promiscuous mode BTRFS error (device loop1): unsupported checksum algorithm 3 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (6304769) is too big for machine page size (4096) device wlan1 left promiscuous mode BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed device wlan1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (6308865) is too big for machine page size (4096) IPVS: stopping backup sync thread 6223 ... IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 IPVS: stopping backup sync thread 6236 ... IPVS: stopping backup sync thread 6256 ... IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 IPVS: stopping backup sync thread 6263 ... IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 IPVS: stopping backup sync thread 6273 ... IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 IPVS: stopping backup sync thread 6289 ... gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" IPVS: stopping backup sync thread 6297 ... gfs2: fsid=syz:syz: Now mounting FS... IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 gfs2: fsid=syz:syz: FS block size (16512) is too big for machine page size (4096) gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (16512) is too big for machine page size (4096) IPVS: stopping backup sync thread 6326 ... IPVS: sync thread started: state = BACKUP, mcast_ifn = veth0_to_bond, syncid = 0, id = 0 gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz.0: fatal: invalid metadata block bh = 2072 (type: exp=4, found=8) function = gfs2_meta_indirect_buffer, file = fs/gfs2/meta_io.c, line = 419 gfs2: fsid=syz:syz.0: about to withdraw this file system gfs2: fsid=syz:syz.0: withdrawn CPU: 0 PID: 6346 Comm: syz-executor.2 Not tainted 4.19.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 gfs2_lm_withdraw.cold+0x204/0x258 fs/gfs2/util.c:75 gfs2_metatype_check_ii+0x6a/0xb0 fs/gfs2/util.c:224 gfs2_metatype_check_i fs/gfs2/util.h:114 [inline] gfs2_meta_indirect_buffer+0x261/0x400 fs/gfs2/meta_io.c:419 gfs2_meta_inode_buffer fs/gfs2/meta_io.h:73 [inline] gfs2_inode_refresh+0x95/0xe10 fs/gfs2/glops.c:412 inode_go_lock+0x234/0x493 fs/gfs2/glops.c:442 do_promote+0x46f/0xdd0 fs/gfs2/glock.c:362 finish_xmote+0x478/0xdd0 fs/gfs2/glock.c:522 do_xmote+0x538/0x680 fs/gfs2/glock.c:590 run_queue+0x24f/0x5a0 fs/gfs2/glock.c:655 gfs2_glock_nq+0x7a2/0x14d0 fs/gfs2/glock.c:1113 gfs2_glock_nq_init fs/gfs2/glock.h:228 [inline] gfs2_lookupi+0x2fd/0x610 fs/gfs2/inode.c:301 gfs2_lookup_simple+0x99/0xe0 fs/gfs2/inode.c:252 init_journal fs/gfs2/ops_fstype.c:648 [inline] init_inodes+0x2fc/0x1ee0 fs/gfs2/ops_fstype.c:779 fill_super+0x190e/0x2680 fs/gfs2/ops_fstype.c:1149 gfs2_mount+0x4c0/0x598 fs/gfs2/ops_fstype.c:1312 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x460bca Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 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 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007f68bfa4da88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f68bfa4db20 RCX: 0000000000460bca RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f68bfa4dae0 RBP: 00007f68bfa4dae0 R08: 00007f68bfa4db20 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 R13: 0000000020000100 R14: 0000000020000200 R15: 0000000020047a20 gfs2: fsid=syz:syz.0: can't lookup journal index: 0 xt_ct_set_helper: 4 callbacks suppressed xt_CT: No such helper "snmp_trap" gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4098) is too big for machine page size (4096) gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4098) is too big for machine page size (4096) xt_CT: No such helper "snmp_trap" xt_CT: No such helper "snmp_trap" gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4099) is too big for machine page size (4096) gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4099) is too big for machine page size (4096) xt_CT: No such helper "snmp_trap" gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4100) is too big for machine page size (4096) BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" BTRFS error (device loop1): open_ctree failed gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4101) is too big for machine page size (4096) BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4101) is too big for machine page size (4096) gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS... gfs2: fsid=syz:syz: FS block size (4102) is too big for machine page size (4096) BTRFS error (device loop1): unsupported checksum algorithm 3 BTRFS error (device loop1): superblock checksum mismatch BTRFS error (device loop1): open_ctree failed