EXT4-fs (loop1): VFS: Can't find ext4 filesystem EXT4-fs (loop2): VFS: Can't find ext4 filesystem BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:1355 IPv6: ADDRCONF(NETDEV_UP): bond713: link is not ready in_atomic(): 0, irqs_disabled(): 0, pid: 1139, name: syz-executor.5 8021q: adding VLAN 0 to HW filter on device bond713 3 locks held by syz-executor.5/1139: #0: 00000000032f8d3c (&table[i].mutex){+.+.}, at: nfnl_lock net/netfilter/nfnetlink.c:62 [inline] #0: 00000000032f8d3c (&table[i].mutex){+.+.}, at: nfnetlink_rcv_msg+0x98d/0xf60 net/netfilter/nfnetlink.c:223 #1: 000000004c27e026 (rcu_read_lock){....}, at: ctnetlink_create_conntrack+0x199/0x12c0 net/netfilter/nf_conntrack_netlink.c:1929 device bond713 entered promiscuous mode #2: 00000000e13511c1 (&mm->mmap_sem){++++}, at: __do_page_fault+0x3e2/0xde0 arch/x86/mm/fault.c:1341 8021q: adding VLAN 0 to HW filter on device macvlan0 Preemption disabled at: [] irq_enter+0x6c/0xd0 kernel/softirq.c:357 EXT4-fs (loop3): feature flags set on rev 0 fs, running e2fsck is recommended CPU: 0 PID: 1139 Comm: syz-executor.5 Not tainted 4.19.131-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+0x1fc/0x2fe lib/dump_stack.c:118 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6194 __do_page_fault+0x40d/0xde0 arch/x86/mm/fault.c:1355 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0010:0x40 Code: Bad RIP value. RSP: 0018:ffff8881fc22f190 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90010601000 RDX: 1ffff11042cbcdcf RSI: ffff8881fc22f210 RDI: ffff8881fc22f260 RBP: ffff88809e46c300 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 000000009b9f66e9 R12: 0000000000000000 R13: 0000000000000001 R14: ffff8882165e6e40 R15: ffff8881fc22f210 EXT4-fs (loop1): VFS: Can't find ext4 filesystem BUG: unable to handle kernel NULL pointer dereference at 0000000000000040 PGD 216097067 P4D 216097067 PUD 219963067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN CPU: 0 PID: 1139 Comm: syz-executor.5 Tainted: G W 4.19.131-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:0x40 Code: Bad RIP value. RSP: 0018:ffff8881fc22f190 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90010601000 RDX: 1ffff11042cbcdcf RSI: ffff8881fc22f210 RDI: ffff8881fc22f260 RBP: ffff88809e46c300 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 000000009b9f66e9 R12: 0000000000000000 R13: 0000000000000001 R14: ffff8882165e6e40 R15: ffff8881fc22f210 FS: 00007f30fe3d5700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000016 CR3: 00000001fb8bf000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: Modules linked in: CR2: 0000000000000040 ---[ end trace 688b5a6c70796ee6 ]--- EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock RIP: 0010:0x40 EXT4-fs (loop3): ext4_check_descriptors: Inode bitmap for group 0 overlaps superblock Code: Bad RIP value. RSP: 0018:ffff8881fc22f190 EFLAGS: 00010246 EXT4-fs (loop2): VFS: Can't find ext4 filesystem EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90010601000 RDX: 1ffff11042cbcdcf RSI: ffff8881fc22f210 RDI: ffff8881fc22f260 RBP: ffff88809e46c300 R08: 0000000000000001 R09: 0000000000000000 EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue R10: 0000000000000005 R11: 000000009b9f66e9 R12: 0000000000000000 EXT4-fs (loop1): VFS: Can't find ext4 filesystem R13: 0000000000000001 R14: ffff8882165e6e40 R15: ffff8881fc22f210 FS: 00007f30fe3d5700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000768000 CR3: 00000001fb8bf000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 EXT4-fs (loop2): VFS: Can't find ext4 filesystem