bond578: The slave device specified does not support setting the MAC address bond578: Setting fail_over_mac to active for active-backup mode netlink: 'syz-executor.0': attribute type 1 has an invalid length. MINIX-fs: mounting unchecked file system, running fsck is recommended BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 PGD 4d95d067 P4D 4d95d067 PUD 9adf9067 PMD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 7118 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:test_and_set_bit arch/x86/include/asm/bitops.h:209 [inline] RIP: 0010:test_and_set_bit_lock arch/x86/include/asm/bitops.h:223 [inline] RIP: 0010:trylock_buffer include/linux/buffer_head.h:359 [inline] RIP: 0010:lock_buffer include/linux/buffer_head.h:365 [inline] RIP: 0010:alloc_branch fs/minix/itree_common.c:88 [inline] RIP: 0010:get_block+0x76c/0x1300 fs/minix/itree_common.c:191 Code: 00 00 49 8b bc 24 28 01 00 00 b9 08 00 00 00 e8 fa 42 bc ff 31 d2 be 6c 01 00 00 48 c7 c7 60 48 7c 87 49 89 c4 e8 b4 66 4e ff 49 0f ba 2c 24 02 40 0f 92 c6 31 ff 40 88 74 24 78 e8 cd 0d 6f RSP: 0018:ffff888026667788 EFLAGS: 00010246 RAX: 0000000000000007 RBX: ffff888026667888 RCX: 1ffffffff11f89f8 RDX: 0000000000000000 RSI: ffffffff88b92960 RDI: ffff88802677e5e4 RBP: ffff888026667920 R08: ffff88802677e5c0 R09: fffff9400012eb37 R10: fffff9400012eb36 R11: ffffea00009759b7 R12: 0000000000000000 R13: dffffc0000000000 R14: ffff88802666784c R15: 0000000000000c98 FS: 00007f6053286700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000021d04000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: minix_get_block+0xe5/0x110 fs/minix/inode.c:379 __block_write_begin_int+0x480/0x17a0 fs/buffer.c:1967 __block_write_begin fs/buffer.c:2017 [inline] block_write_begin+0x58/0x2e0 fs/buffer.c:2076 minix_write_begin+0x35/0xe0 fs/minix/inode.c:415 generic_perform_write+0x1f8/0x4d0 mm/filemap.c:3162 __generic_file_write_iter+0x24c/0x610 mm/filemap.c:3287 generic_file_write_iter+0x37f/0x729 mm/filemap.c:3315 call_write_iter include/linux/fs.h:1821 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x512/0x760 fs/read_write.c:487 vfs_write+0x206/0x550 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c849 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f6053285c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f60532866d4 RCX: 000000000045c849 device bond12 entered promiscuous mode RDX: 000000000000fdef RSI: 00000000200001c0 RDI: 0000000000000006 RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. R13: 0000000000000cbe R14: 00000000004d8280 R15: 000000000076bf0c Modules linked in: CR2: 0000000000000000 netlink: 'syz-executor.3': attribute type 1 has an invalid length. netlink: 'syz-executor.0': attribute type 1 has an invalid length. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. ---[ end trace e1e1f795f76b4e3a ]--- RIP: 0010:test_and_set_bit arch/x86/include/asm/bitops.h:209 [inline] RIP: 0010:test_and_set_bit_lock arch/x86/include/asm/bitops.h:223 [inline] RIP: 0010:trylock_buffer include/linux/buffer_head.h:359 [inline] RIP: 0010:lock_buffer include/linux/buffer_head.h:365 [inline] RIP: 0010:alloc_branch fs/minix/itree_common.c:88 [inline] RIP: 0010:get_block+0x76c/0x1300 fs/minix/itree_common.c:191 Code: 00 00 49 8b bc 24 28 01 00 00 b9 08 00 00 00 e8 fa 42 bc ff 31 d2 be 6c 01 00 00 48 c7 c7 60 48 7c 87 49 89 c4 e8 b4 66 4e ff 49 0f ba 2c 24 02 40 0f 92 c6 31 ff 40 88 74 24 78 e8 cd 0d 6f minix_free_inode: bit 1 already cleared netlink: 'syz-executor.3': attribute type 1 has an invalid length. kauditd_printk_skb: 7 callbacks suppressed audit: type=1800 audit(2000000267.950:1266): pid=7176 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.0" name="file0" dev="sda1" ino=16596 res=0 RSP: 0018:ffff888026667788 EFLAGS: 00010246 RAX: 0000000000000007 RBX: ffff888026667888 RCX: 1ffffffff11f89f8 RDX: 0000000000000000 RSI: ffffffff88b92960 RDI: ffff88802677e5e4 RBP: ffff888026667920 R08: ffff88802677e5c0 R09: fffff9400012eb37 R10: fffff9400012eb36 R11: ffffea00009759b7 R12: 0000000000000000 device bond579 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=7494 sclass=netlink_route_socket pig=7186 comm=syz-executor.0 R13: dffffc0000000000 R14: ffff88802666784c R15: 0000000000000c98 bond579: The slave device specified does not support setting the MAC address FS: 00007f6053286700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 bond579: Setting fail_over_mac to active for active-backup mode CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31126000 CR3: 0000000021d04000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 netlink: 'syz-executor.0': attribute type 1 has an invalid length.