BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/4925 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4925 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 7c8556f43310ebef ffff8800b856f7b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b856f7f8 ffffffff81d28d58 ffffffff83ced1a0 0000000000002900 ffff8800b4dd5a00 ffff8800b856f960 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4861 [inline] [] tcp_try_rmem_schedule+0x1c0/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/4925 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 4925 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 7c8556f43310ebef ffff8800b856f718 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8800b856f758 ffffffff81d28d58 ffffffff83ced1a0 ffff8800b4d4b680 0000000000000000 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/4925 device lo left promiscuous mode caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4925 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 7c8556f43310ebef ffff8800b856f718 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b856f758 ffffffff81d28d58 ffffffff83ced1a0 ffff8800b4d4b200 0000000000000100 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/4925 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4925 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 7c8556f43310ebef ffff8800b856f718 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b856f758 ffffffff81d28d58 ffffffff83ced1a0 ffff8800b4d4a6c0 0000000000000001 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/4925 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4925 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 7c8556f43310ebef ffff8800b856f7b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b856f7f8 ffffffff81d28d58 ffffffff83ced1a0 0000000000001a00 ffff8800b4dd5a00 0000000000600000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4891 [inline] [] tcp_try_rmem_schedule+0xd24/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/5008 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 5008 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 27640f1ece9804ae ffff8801d369f7b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8801d369f7f8 ffffffff81d28d58 ffffffff83ced1a0 0000000000002900 ffff8800b4dd5a00 ffff8801d369f960 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4861 [inline] [] tcp_try_rmem_schedule+0x1c0/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/5008 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 5008 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 27640f1ece9804ae ffff8801d369f718 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8801d369f758 ffffffff81d28d58 ffffffff83ced1a0 ffff8800b4d4a000 0000000000000000 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 nla_parse: 12 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 6 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 6 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. device lo entered promiscuous mode device lo left promiscuous mode qtaguid: iface_stat: iface_check_stats_reset_and_adjust(lo): iface reset its stats unexpectedly netlink: 1 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor2'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=43986 sclass=netlink_route_socket SELinux: unrecognized netlink message: protocol=0 nlmsg_type=43986 sclass=netlink_route_socket device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode tty_warn_deprecated_flags: 'syz-executor0' is using deprecated serial flags (with no effect): 00000500 tty_warn_deprecated_flags: 'syz-executor0' is using deprecated serial flags (with no effect): 00000500 tmpfs: Bad mount option q�]g�4��G� tmpfs: Bad mount option q�]g�4��G� device lo entered promiscuous mode device lo left promiscuous mode SELinux: unrecognized netlink message: protocol=4 nlmsg_type=43367 sclass=netlink_tcpdiag_socket SELinux: unrecognized netlink message: protocol=4 nlmsg_type=43367 sclass=netlink_tcpdiag_socket SELinux: unrecognized netlink message: protocol=0 nlmsg_type=55705 sclass=netlink_route_socket SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket SELinux: unrecognized netlink message: protocol=0 nlmsg_type=55705 sclass=netlink_route_socket check_preemption_disabled: 3 callbacks suppressed BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor1/7443 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 7443 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 c501f01ada07bfc2 ffff8800b4d477b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b4d477f8 ffffffff81d28d58 ffffffff83ced1a0 0000000000002900 ffff8800b4dd4ec0 ffff8800b4d47960 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4861 [inline] [] tcp_try_rmem_schedule+0x1c0/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor1/7443 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 7443 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 c501f01ada07bfc2 ffff8800b4d47718 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b4d47758 ffffffff81d28d58 ffffffff83ced1a0 ffff8801d599dd40 0000000000000000 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor1/7443 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 7443 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 c501f01ada07bfc2 ffff8800b4d47718 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b4d47758 ffffffff81d28d58 ffffffff83ced1a0 ffff8801d599c240 0000000000000100 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor1/7443 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 7443 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 c501f01ada07bfc2 ffff8800b4d47718 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b4d47758 ffffffff81d28d58 ffffffff83ced1a0 ffff8801d69d1440 0000000000000001 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor1/7443 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 7443 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 c501f01ada07bfc2 ffff8800b4d477b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b4d477f8 ffffffff81d28d58 ffffffff83ced1a0 0000000000001a00 ffff8800b4dd4ec0 0000000000600000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4891 [inline] [] tcp_try_rmem_schedule+0xd24/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834