WARNING: can't dereference registers at 000000000000016b for ip entry_SYSCALL_64_after_hwframe+0x46/0xbb ubi: mtd0 is already attached to ubi0 audit: type=1804 audit(1639130512.872:2): pid=9605 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir084392000/syzkaller.xPox7A/12/bus" dev="sda1" ino=13903 res=1 ubi0: detaching mtd0 audit: type=1804 audit(1639130512.922:3): pid=9608 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir084392000/syzkaller.xPox7A/12/bus" dev="sda1" ino=13903 res=1 ubi0: mtd0 is detached ubi0: attaching mtd0 ubi0: scanning is finished ubi0 error: ubi_attach_mtd_dev: cannot spawn "ubi_bgt0d", error -4 ubi0: attaching mtd0 ubi0: scanning is finished ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 ubi0: VID header offset: 64 (aligned 64), data offset: 128 ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 1172226218 rdma_op ffff888058790498 conn xmit_rdma (null) ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 ubi0: background thread "ubi_bgt0d" started, PID 9705 ubi0: detaching mtd0 ubi0: mtd0 is detached FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: attaching mtd0 audit: type=1800 audit(1639130515.172:4): pid=9736 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="bus" dev="loop4" ino=8 res=0 ubi0: scanning is finished audit: type=1804 audit(1639130515.202:5): pid=9736 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir991759653/syzkaller.YZtjZx/7/file0/bus" dev="loop4" ino=8 res=1 audit: type=1804 audit(1639130515.312:6): pid=9739 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir100349278/syzkaller.HZn4yZ/10/cgroup.controllers" dev="sda1" ino=13941 res=1 audit: type=1804 audit(1639130515.372:7): pid=9750 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir100349278/syzkaller.HZn4yZ/10/cgroup.controllers" dev="sda1" ino=13941 res=1 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes audit: type=1804 audit(1639130515.542:8): pid=9752 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir991759653/syzkaller.YZtjZx/7/file0/bus" dev="loop4" ino=8 res=1 ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: VID header offset: 64 (aligned 64), data offset: 128 audit: type=1800 audit(1639130515.772:9): pid=9772 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="bus" dev="loop4" ino=10 res=0 ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 1172226218 ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 ubi0: background thread "ubi_bgt0d" started, PID 9760 ubi0: detaching mtd0 audit: type=1804 audit(1639130515.782:10): pid=9761 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir100349278/syzkaller.HZn4yZ/11/cgroup.controllers" dev="sda1" ino=13919 res=1 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: mtd0 is detached audit: type=1804 audit(1639130515.782:11): pid=9772 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir991759653/syzkaller.YZtjZx/8/file0/bus" dev="loop4" ino=10 res=1 ubi0: attaching mtd0 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: scanning is finished FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 ubi0: VID header offset: 64 (aligned 64), data offset: 128 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 1172226218 ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 ubi0: background thread "ubi_bgt0d" started, PID 9837 ubi0: detaching mtd0 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ubi0: mtd0 is detached overlayfs: filesystem on './bus' not supported as upperdir : renamed from caif0 A link change request failed with some changes committed already. Interface  may have been left with an inconsistent configuration, please check. print_req_error: I/O error, dev loop0, sector 24 Buffer I/O error on dev loop0, logical block 3, lost async page write A link change request failed with some changes committed already. Interface  may have been left with an inconsistent configuration, please check. A link change request failed with some changes committed already. Interface  may have been left with an inconsistent configuration, please check. kauditd_printk_skb: 8 callbacks suppressed audit: type=1804 audit(1639130517.922:20): pid=9953 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir084392000/syzkaller.xPox7A/28/bus" dev="sda1" ino=13954 res=1 print_req_error: I/O error, dev loop0, sector 216 Buffer I/O error on dev loop0, logical block 27, lost async page write A link change request failed with some changes committed already. Interface  may have been left with an inconsistent configuration, please check. A link change request failed with some changes committed already. Interface  may have been left with an inconsistent configuration, please check. audit: type=1804 audit(1639130518.932:21): pid=9978 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir991759653/syzkaller.YZtjZx/16/bus" dev="sda1" ino=13904 res=1 audit: type=1804 audit(1639130519.032:22): pid=9989 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir084392000/syzkaller.xPox7A/29/bus" dev="sda1" ino=13951 res=1 Sensor A: ================= START STATUS ================= Sensor A: ================== END STATUS ================== Sensor A: ================= START STATUS ================= Sensor A: ================== END STATUS ================== audit: type=1804 audit(1639130519.072:23): pid=9998 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir155389087/syzkaller.TFoaCM/15/bus" dev="sda1" ino=13952 res=1 audit: type=1804 audit(1639130519.162:24): pid=10004 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir991759653/syzkaller.YZtjZx/17/bus" dev="sda1" ino=13895 res=1 Sensor A: ================= START STATUS ================= Sensor A: ================== END STATUS ================== Sensor A: ================= START STATUS ================= audit: type=1804 audit(1639130519.602:25): pid=10038 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir155389087/syzkaller.TFoaCM/16/bus" dev="sda1" ino=13952 res=1 Sensor A: ================== END STATUS ================== Sensor A: ================= START STATUS ================= audit: type=1804 audit(1639130519.662:26): pid=10014 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir084392000/syzkaller.xPox7A/30/bus" dev="sda1" ino=13945 res=1 audit: type=1804 audit(1639130519.742:27): pid=10051 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir991759653/syzkaller.YZtjZx/18/bus" dev="sda1" ino=13903 res=1 Sensor A: ================== END STATUS ================== audit: type=1804 audit(1639130519.842:28): pid=10056 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir155389087/syzkaller.TFoaCM/17/bus" dev="sda1" ino=13952 res=1 tmpfs: No value for mount option 'ext4' tmpfs: No value for mount option 'ext4' tmpfs: No value for mount option 'ext4' tmpfs: No value for mount option 'ext4' tmpfs: No value for mount option 'ext4' ====================================================== WARNING: the mand mount option is being deprecated and will be removed in v5.15! ====================================================== bridge0: port 3(syz_tun) entered blocking state bridge0: port 3(syz_tun) entered disabled state device syz_tun entered promiscuous mode bridge0: port 3(syz_tun) entered blocking state bridge0: port 3(syz_tun) entered forwarding state device syz_tun left promiscuous mode bridge0: port 3(syz_tun) entered disabled state dccp_invalid_packet: P.Data Offset(100) too large dccp_invalid_packet: P.Data Offset(100) too large bridge0: port 3(syz_tun) entered blocking state bridge0: port 3(syz_tun) entered disabled state device syz_tun entered promiscuous mode bridge0: port 3(syz_tun) entered blocking state bridge0: port 3(syz_tun) entered forwarding state