ALSA: seq fatal error: cannot create timer (-16) BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/13904 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 13904 Comm: syz-executor4 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cdb17478 ffffffff81d94409 0000000000000001 ffffffff83c18800 ffffffff83f45480 ffff8801cbc99800 0000000000000003 ffff8801cdb174b8 ffffffff81dfb9d4 ffff8801cdb174d0 ffffffff83f45480 dffffc0000000000 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 sg_write: data in/out 700410/161 bytes for SCSI command 0xe2-- guessing data in; program syz-executor2 not setting count and/or reply_len properly [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363 binder: BINDER_SET_CONTEXT_MGR already set binder: 13902:13923 ioctl 40046207 0 returned -16 [] ipcomp6_init_state+0xb5/0x820 net/ipv6/ipcomp6.c:165 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096 [] xfrm_state_construct net/xfrm/xfrm_user.c:590 [inline] [] xfrm_add_sa+0x1916/0x2e40 net/xfrm/xfrm_user.c:639 [] xfrm_user_rcv_msg+0x413/0x6a0 net/xfrm/xfrm_user.c:2525 [] netlink_rcv_skb+0x13e/0x370 net/netlink/af_netlink.c:2351 [] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2533 [] netlink_unicast_kernel net/netlink/af_netlink.c:1275 [inline] [] netlink_unicast+0x511/0x750 net/netlink/af_netlink.c:1301 [] netlink_sendmsg+0x8e8/0xc50 net/netlink/af_netlink.c:1847 [] sock_sendmsg_nosec net/socket.c:635 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:645 [] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969 [] __sys_sendmsg+0xd6/0x190 net/socket.c:2003 [] SYSC_sendmsg net/socket.c:2014 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2010 [] entry_SYSCALL_64_fastpath+0x29/0xe8 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/13977 pktgen: kernel_thread() failed for cpu 0 pktgen: Cannot create thread for cpu 0 (-4) pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) pktgen: Initialization failed for all threads caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 13977 Comm: syz-executor4 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801b1b3f478 ffffffff81d94409 0000000000000001 ffffffff83c18800 ffffffff83f45480 ffff8801cec70000 0000000000000003 ffff8801b1b3f4b8 ffffffff81dfb9d4 ffff8801b1b3f4d0 ffffffff83f45480 dffffc0000000000 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp6_init_state+0xb5/0x820 net/ipv6/ipcomp6.c:165 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096 [] xfrm_state_construct net/xfrm/xfrm_user.c:590 [inline] [] xfrm_add_sa+0x1916/0x2e40 net/xfrm/xfrm_user.c:639 [] xfrm_user_rcv_msg+0x413/0x6a0 net/xfrm/xfrm_user.c:2525 [] netlink_rcv_skb+0x13e/0x370 net/netlink/af_netlink.c:2351 [] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2533 [] netlink_unicast_kernel net/netlink/af_netlink.c:1275 [inline] [] netlink_unicast+0x511/0x750 net/netlink/af_netlink.c:1301 [] netlink_sendmsg+0x8e8/0xc50 net/netlink/af_netlink.c:1847 [] sock_sendmsg_nosec net/socket.c:635 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:645 [] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969 [] __sys_sendmsg+0xd6/0x190 net/socket.c:2003 [] SYSC_sendmsg net/socket.c:2014 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2010 [] entry_SYSCALL_64_fastpath+0x29/0xe8 pktgen: kernel_thread() failed for cpu 0 pktgen: Cannot create thread for cpu 0 (-4) pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) pktgen: Initialization failed for all threads binder: 14000:14001 BC_FREE_BUFFER uffffffffffffffff no match binder: 14000:14001 got reply transaction with no transaction stack binder: 14000:14001 transaction failed 29201/-71, size 7378129313398259712-4294967336 line 2920 binder: 14000:14008 BC_FREE_BUFFER uffffffffffffffff no match binder: 14000:14008 got reply transaction with no transaction stack binder: 14000:14008 transaction failed 29201/-71, size 7378129313398259712-4294967336 line 2920 binder: 14065:14067 ERROR: BC_REGISTER_LOOPER called without request binder: 14065:14067 got reply transaction with bad transaction stack, transaction 103 has target 14065:0 binder: 14065:14067 transaction failed 29201/-71, size 24-8 line 2935 binder: BINDER_SET_CONTEXT_MGR already set binder: 14065:14072 ioctl 40046207 0 returned -16 binder: 14065:14067 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 14065: binder_alloc_buf, no vma binder: 14065:14072 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 14065:14067 transaction 103 out, still active binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 103, target dead netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. audit: type=1400 audit(1517404011.018:53): avc: denied { setopt } for pid=14232 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=14297 comm=syz-executor0 device gre0 entered promiscuous mode device gre0 entered promiscuous mode device gre0 entered promiscuous mode audit: type=1400 audit(1517404011.808:54): avc: denied { accept } for pid=14447 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 device gre0 entered promiscuous mode netlink: 7 bytes leftover after parsing attributes in process `syz-executor4'. syz-executor1: vmalloc: allocation failure: 15157949456 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 14612 Comm: syz-executor1 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cf927880 ffffffff81d94409 1ffff10039f24f13 ffff8801c8636000 ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801cf927990 ffffffff81451bd2 024000c200000003 0000000041b58ab3 ffffffff84195325 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc+0x212/0x240 mm/page_alloc.c:3056 [] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722 [] __vmalloc_node mm/vmalloc.c:1744 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1758 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1773 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:722 [] translate_table+0x2da/0x1cd0 net/ipv4/netfilter/arp_tables.c:549 [] ? 0xffffffff810002b8 [] do_replace net/ipv4/netfilter/arp_tables.c:986 [inline] [] do_arpt_set_ctl+0x2b7/0x650 net/ipv4/netfilter/arp_tables.c:1465 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1248 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2737 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1772 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1751 [] entry_SYSCALL_64_fastpath+0x29/0xe8 Mem-Info: active_anon:57937 inactive_anon:43 isolated_anon:0 active_file:3615 inactive_file:8300 isolated_file:0 unevictable:0 dirty:104 writeback:0 unstable:0 slab_reclaimable:7580 slab_unreclaimable:60177 mapped:24110 shmem:50 pagetables:676 bounce:0 free:1469470 free_pcp:528 free_cma:0 Node 0 active_anon:227576kB inactive_anon:172kB active_file:14460kB inactive_file:33200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96440kB dirty:416kB writeback:0kB shmem:200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 100352kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 DMA32 free:2979960kB min:30592kB low:38240kB high:45888kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2980720kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2886460kB min:36824kB low:46028kB high:55232kB active_anon:227512kB inactive_anon:172kB active_file:14556kB inactive_file:33136kB unevictable:0kB writepending:488kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:30300kB slab_unreclaimable:240652kB kernel_stack:5728kB pagetables:2540kB bounce:0kB free_pcp:1284kB local_pcp:632kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 2*8kB (M) 2*16kB (M) 2*32kB (M) 2*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2979960kB Normal: 361*4kB (UME) 207*8kB (UME) 110*16kB (UME) 82*32kB (UME) 234*64kB (UME) 81*128kB (UME) 21*256kB (UM) 11*512kB (UME) 8*1024kB (UME) 4*2048kB (UM) 690*4096kB (M) = 2886460kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 11972 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 320509 pages reserved syz-executor1: vmalloc: allocation failure: 15157949456 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 14658 Comm: syz-executor1 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c3caf880 ffffffff81d94409 1ffff10038795f13 ffff8801c7af0000 ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c3caf990 ffffffff81451bd2 024000c200000003 0000000041b58ab3 ffffffff84195325 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc+0x212/0x240 mm/page_alloc.c:3056 [] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722 [] __vmalloc_node mm/vmalloc.c:1744 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1758 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1773 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:722 [] translate_table+0x2da/0x1cd0 net/ipv4/netfilter/arp_tables.c:549 [] ? 0xffffffff810002b8 [] do_replace net/ipv4/netfilter/arp_tables.c:986 [inline] [] do_arpt_set_ctl+0x2b7/0x650 net/ipv4/netfilter/arp_tables.c:1465 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1248 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2737 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1772 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1751 [] entry_SYSCALL_64_fastpath+0x29/0xe8 Mem-Info: active_anon:56878 inactive_anon:43 isolated_anon:0 active_file:3639 inactive_file:8284 isolated_file:0 unevictable:0 dirty:128 writeback:0 unstable:0 slab_reclaimable:7575 slab_unreclaimable:60163 mapped:24085 shmem:50 pagetables:635 bounce:0 free:1470590 free_pcp:505 free_cma:0 Node 0 active_anon:227512kB inactive_anon:172kB active_file:14556kB inactive_file:33136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96340kB dirty:512kB writeback:0kB shmem:200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 96256kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 DMA32 free:2979960kB min:30592kB low:38240kB high:45888kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2980720kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2886492kB min:36824kB low:46028kB high:55232kB active_anon:227512kB inactive_anon:172kB active_file:14556kB inactive_file:33136kB unevictable:0kB writepending:512kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:30300kB slab_unreclaimable:240652kB kernel_stack:5696kB pagetables:2540kB bounce:0kB free_pcp:1260kB local_pcp:648kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 2*8kB (M) 2*16kB (M) 2*32kB (M) 2*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2979960kB Normal: 361*4kB (UME) 207*8kB (UME) 110*16kB (UME) 83*32kB (UME) 234*64kB (UME) 81*128kB (UME) 21*256kB (UM) 11*512kB (UME) 8*1024kB (UME) 4*2048kB (UM) 690*4096kB (M) = 2886492kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 11978 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 320509 pages reserved