program syz-executor.0 is using a deprecated SCSI ioctl, please convert it to SG_IO sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. ================================================================================ UBSAN: Undefined behaviour in ./include/linux/log2.h:61:13 shift exponent 64 is too large for 64-bit type 'long unsigned int' CPU: 1 PID: 11192 Comm: syz-executor.4 Not tainted 4.19.152-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 __roundup_pow_of_two include/linux/log2.h:61 [inline] snd_pcm_oss_period_size sound/core/oss/pcm_oss.c:747 [inline] snd_pcm_oss_change_params_locked.cold+0x6d/0x11a sound/core/oss/pcm_oss.c:943 snd_pcm_oss_change_params sound/core/oss/pcm_oss.c:1102 [inline] snd_pcm_oss_get_active_substream+0x164/0x1c0 sound/core/oss/pcm_oss.c:1119 snd_pcm_oss_get_channels sound/core/oss/pcm_oss.c:1806 [inline] snd_pcm_oss_set_channels+0x244/0x380 sound/core/oss/pcm_oss.c:1798 snd_pcm_oss_ioctl+0x12dd/0x33c0 sound/core/oss/pcm_oss.c:2644 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 Code: 0d b4 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 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9e4cbc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000015f40 RCX: 000000000045de59 RDX: 0000000020000080 RSI: 00000000c0045006 RDI: 0000000000000003 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffda00ff3ff R14: 00007f9e4cbca9c0 R15: 000000000118bf2c ================================================================================ overlayfs: missing 'workdir' BTRFS: device fsid f90cac8b-044b-4fa8-8bee-4b8d3da88dc2 devid 1 transid 7 /dev/loop5 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. overlayfs: missing 'workdir' BTRFS info (device loop5): disk space caching is enabled BTRFS info (device loop5): has skinny extents netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. UDF-fs: bad mount option "¸§~îÓçøžä$ŒPm" or missing value netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. UDF-fs: bad mount option "¸§~îÓçøžä$ŒPm" or missing value netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. BTRFS error (device loop5): open_ctree failed netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. kvm: vcpu 0: requested 128 ns lapic timer period limited to 200000 ns ERROR: (device loop5): xtSearch: XT_GETPAGE: xtree page corrupt netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. ERROR: (device loop5): xtSearch: XT_GETPAGE: xtree page corrupt Cannot find add_set index 0 as target netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. audit: type=1400 audit(1603093089.375:78): avc: denied { set_context_mgr } for pid=11319 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=binder permissive=1 MTD: Attempt to mount non-MTD device "/dev/loop3" romfs: VFS: Can't find a romfs filesystem on dev loop3. MTD: Attempt to mount non-MTD device "/dev/loop3" romfs: VFS: Can't find a romfs filesystem on dev loop3. EXT4-fs (loop4): VFS: Found ext4 filesystem with unknown checksum algorithm. EXT4-fs (loop5): EXT4-fs: inode_readahead_blks must be 0 or a power of 2 smaller than 2^31 EXT4-fs (loop5): EXT4-fs: inode_readahead_blks must be 0 or a power of 2 smaller than 2^31 device bond0 left promiscuous mode device bond_slave_0 left promiscuous mode device bond_slave_1 left promiscuous mode bridge1: port 1(bond0) entered disabled state bridge2: port 1(bond0) entered blocking state bridge2: port 1(bond0) entered disabled state device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode bridge2: port 1(bond0) entered blocking state bridge2: port 1(bond0) entered forwarding state device bond0 left promiscuous mode device bond_slave_0 left promiscuous mode device bond_slave_1 left promiscuous mode bridge2: port 1(bond0) entered disabled state bridge4: port 1(bond0) entered blocking state bridge4: port 1(bond0) entered disabled state device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode bridge4: port 1(bond0) entered blocking state bridge4: port 1(bond0) entered forwarding state nla_parse: 33 callbacks suppressed netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. FAT-fs (loop3): Unrecognized mount option "‹" or missing value netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. device bond0 left promiscuous mode device bond_slave_0 left promiscuous mode FAT-fs (loop3): Unrecognized mount option "‹" or missing value device bond_slave_1 left promiscuous mode bridge4: port 1(bond0) entered disabled state bridge5: port 1(bond0) entered blocking state bridge5: port 1(bond0) entered disabled state device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode bridge5: port 1(bond0) entered blocking state bridge5: port 1(bond0) entered forwarding state audit: type=1804 audit(1603093093.096:79): pid=11619 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir213388476/syzkaller.0O4jjo/54/bus" dev="sda1" ino=16099 res=1 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. audit: type=1804 audit(1603093093.256:80): pid=11621 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir648065122/syzkaller.pgGNSM/16/bus" dev="sda1" ino=16103 res=1 audit: type=1804 audit(1603093093.286:81): pid=11622 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir213388476/syzkaller.0O4jjo/54/bus" dev="sda1" ino=16099 res=1 audit: type=1804 audit(1603093093.406:82): pid=11623 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir648065122/syzkaller.pgGNSM/16/bus" dev="sda1" ino=16103 res=1 audit: type=1804 audit(1603093093.526:83): pid=11615 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir213388476/syzkaller.0O4jjo/54/bus" dev="sda1" ino=16099 res=1 audit: type=1804 audit(1603093093.536:84): pid=11615 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir213388476/syzkaller.0O4jjo/54/bus" dev="sda1" ino=16099 res=1 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. audit: type=1804 audit(1603093094.066:85): pid=11651 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir213388476/syzkaller.0O4jjo/55/bus" dev="sda1" ino=16102 res=1 device bond0 left promiscuous mode TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. device bond_slave_0 left promiscuous mode device bond_slave_1 left promiscuous mode bridge5: port 1(bond0) entered disabled state audit: type=1804 audit(1603093094.286:86): pid=11659 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir213388476/syzkaller.0O4jjo/55/bus" dev="sda1" ino=16102 res=1 bridge6: port 1(bond0) entered blocking state bridge6: port 1(bond0) entered disabled state device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode bridge6: port 1(bond0) entered blocking state bridge6: port 1(bond0) entered forwarding state netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=11825 comm=syz-executor.1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=11825 comm=syz-executor.1