[ 42.812175][ T26] audit: type=1800 audit(1554237782.394:25): pid=7730 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.844286][ T26] audit: type=1800 audit(1554237782.394:26): pid=7730 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.901599][ T26] audit: type=1800 audit(1554237782.394:27): pid=7730 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.43' (ECDSA) to the list of known hosts. syzkaller login: [ 54.722643][ T7905] IPVS: ftp: loaded support on port[0] = 21 [ 54.773923][ T7905] chnl_net:caif_netlink_parms(): no params data found [ 54.803446][ T7905] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.810932][ T7905] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.819116][ T7905] device bridge_slave_0 entered promiscuous mode [ 54.827524][ T7905] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.834698][ T7905] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.842338][ T7905] device bridge_slave_1 entered promiscuous mode [ 54.858482][ T7905] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.868546][ T7905] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.887517][ T7905] team0: Port device team_slave_0 added [ 54.895980][ T7905] team0: Port device team_slave_1 added [ 54.963525][ T7905] device hsr_slave_0 entered promiscuous mode [ 55.012166][ T7905] device hsr_slave_1 entered promiscuous mode [ 55.088907][ T7905] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.096157][ T7905] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.104182][ T7905] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.111448][ T7905] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.144245][ T7905] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.156841][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.168045][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.176560][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.184711][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 55.197086][ T7905] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.207328][ T2953] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.215863][ T2953] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.222984][ T2953] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.243725][ T7907] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.252283][ T7907] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.259322][ T7907] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.267582][ T7907] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.276101][ T7907] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.285003][ T7907] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 55.294872][ T7907] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.305167][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.315644][ T7905] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.334140][ T7905] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 56.484455][ T8307] check_preemption_disabled: 3 callbacks suppressed [ 56.484469][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 56.500881][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 56.506653][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 56.514715][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.524798][ T8307] Call Trace: [ 56.528087][ T8307] dump_stack+0x172/0x1f0 [ 56.532442][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 56.537987][ T8307] ip6_finish_output+0x335/0xdc0 [ 56.542921][ T8307] ip6_output+0x235/0x7f0 [ 56.547251][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 56.552357][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 56.557197][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 56.562230][ T8307] ip6_local_out+0xc4/0x1b0 [ 56.566743][ T8307] ip6_send_skb+0xbb/0x350 [ 56.571154][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 56.576609][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 56.581370][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 56.586397][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 56.592383][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 56.597602][ T8307] ? __might_fault+0x12b/0x1e0 [ 56.602357][ T8307] ? find_held_lock+0x35/0x130 [ 56.607158][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 56.613390][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 56.618855][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 56.624390][ T8307] inet_sendmsg+0x147/0x5e0 [ 56.628880][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 56.634861][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 56.639543][ T8307] ? ipip_gro_receive+0x100/0x100 [ 56.644573][ T8307] sock_sendmsg+0xdd/0x130 [ 56.650981][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 56.655676][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 56.661139][ T8307] ? mark_held_locks+0xf0/0xf0 [ 56.665905][ T8307] ? ip6_dst_check+0x2ba/0x720 [ 56.670674][ T8307] ? reacquire_held_locks+0xfb/0x520 [ 56.675958][ T8307] ? release_sock+0x158/0x1c0 [ 56.680633][ T8307] ? find_held_lock+0x35/0x130 [ 56.685399][ T8307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.691649][ T8307] ? __fget_light+0x1a9/0x230 [ 56.696321][ T8307] ? __fdget+0x1b/0x20 [ 56.700383][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 56.706623][ T8307] ? sockfd_lookup_light+0xcb/0x180 [ 56.711833][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 56.716510][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 56.721534][ T8307] ? release_sock+0x158/0x1c0 [ 56.726221][ T8307] ? __sys_connect+0x12d/0x330 [ 56.730979][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 56.735917][ T8307] ? kasan_check_write+0x14/0x20 [ 56.740844][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.746296][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.751758][ T8307] ? do_syscall_64+0x26/0x610 [ 56.756427][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.762489][ T8307] ? do_syscall_64+0x26/0x610 [ 56.767185][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 56.772144][ T8307] do_syscall_64+0x103/0x610 [ 56.776750][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.782654][ T8307] RIP: 0033:0x4421e9 [ 56.786543][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.806258][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 56.814672][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 56.822670][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 56.830680][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 56.838661][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 56.846738][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 56.859245][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 56.868832][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 56.874696][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 56.882781][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.892854][ T8307] Call Trace: [ 56.896196][ T8307] dump_stack+0x172/0x1f0 [ 56.900565][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 56.906113][ T8307] ip6_finish_output+0x335/0xdc0 [ 56.911055][ T8307] ip6_output+0x235/0x7f0 [ 56.915429][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 56.920533][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 56.925368][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 56.930385][ T8307] ip6_local_out+0xc4/0x1b0 [ 56.934877][ T8307] ip6_send_skb+0xbb/0x350 [ 56.939284][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 56.944735][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 56.949488][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 56.954525][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 56.960502][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 56.965697][ T8307] ? __might_fault+0x12b/0x1e0 [ 56.970448][ T8307] ? find_held_lock+0x35/0x130 [ 56.975201][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 56.981469][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 56.986945][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 56.992482][ T8307] inet_sendmsg+0x147/0x5e0 [ 56.996989][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 57.002954][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 57.007655][ T8307] ? ipip_gro_receive+0x100/0x100 [ 57.012675][ T8307] sock_sendmsg+0xdd/0x130 [ 57.017077][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 57.021757][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 57.027303][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 57.032236][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.036998][ T8307] ? find_held_lock+0x35/0x130 [ 57.041760][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.046527][ T8307] ? lock_downgrade+0x880/0x880 [ 57.051380][ T8307] ? ___might_sleep+0x163/0x280 [ 57.056232][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 57.060926][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.066070][ T8307] ? release_sock+0x158/0x1c0 [ 57.070736][ T8307] ? __sys_connect+0x12d/0x330 [ 57.075507][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 57.080459][ T8307] ? kasan_check_write+0x14/0x20 [ 57.085507][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.090951][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.096397][ T8307] ? do_syscall_64+0x26/0x610 [ 57.101061][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.107145][ T8307] ? do_syscall_64+0x26/0x610 [ 57.111830][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 57.116782][ T8307] do_syscall_64+0x103/0x610 [ 57.121389][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.127280][ T8307] RIP: 0033:0x4421e9 [ 57.131164][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.150942][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.159352][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 57.167314][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 57.175276][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 57.183243][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 57.191218][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 57.201136][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 57.210792][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 57.216831][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 57.224908][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.234960][ T8307] Call Trace: [ 57.238250][ T8307] dump_stack+0x172/0x1f0 [ 57.242682][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 57.248235][ T8307] ip6_finish_output+0x335/0xdc0 [ 57.253183][ T8307] ip6_output+0x235/0x7f0 [ 57.257538][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 57.262677][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 57.267540][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 57.272565][ T8307] ip6_local_out+0xc4/0x1b0 [ 57.277065][ T8307] ip6_send_skb+0xbb/0x350 [ 57.281492][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 57.286963][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 57.292375][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 57.297406][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 57.303387][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 57.308575][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.313369][ T8307] ? find_held_lock+0x35/0x130 [ 57.318132][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 57.324401][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 57.329865][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 57.335404][ T8307] inet_sendmsg+0x147/0x5e0 [ 57.339896][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 57.345862][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 57.350556][ T8307] ? ipip_gro_receive+0x100/0x100 [ 57.355600][ T8307] sock_sendmsg+0xdd/0x130 [ 57.360042][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 57.364719][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 57.370175][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 57.375283][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.380038][ T8307] ? find_held_lock+0x35/0x130 [ 57.384788][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.389542][ T8307] ? lock_downgrade+0x880/0x880 [ 57.394406][ T8307] ? ___might_sleep+0x163/0x280 [ 57.399271][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 57.403964][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.408974][ T8307] ? release_sock+0x158/0x1c0 [ 57.413651][ T8307] ? __sys_connect+0x12d/0x330 [ 57.418417][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 57.423358][ T8307] ? kasan_check_write+0x14/0x20 [ 57.428302][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.433758][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.439216][ T8307] ? do_syscall_64+0x26/0x610 [ 57.443895][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.450181][ T8307] ? do_syscall_64+0x26/0x610 [ 57.454864][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 57.459808][ T8307] do_syscall_64+0x103/0x610 [ 57.464433][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.470316][ T8307] RIP: 0033:0x4421e9 [ 57.474196][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.493792][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.502210][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 57.510188][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 57.518282][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 57.526253][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 57.534319][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 57.543685][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 57.553152][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 57.558973][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 57.567029][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.577187][ T8307] Call Trace: [ 57.580483][ T8307] dump_stack+0x172/0x1f0 [ 57.584818][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 57.590399][ T8307] ip6_finish_output+0x335/0xdc0 [ 57.595351][ T8307] ip6_output+0x235/0x7f0 [ 57.599698][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 57.605106][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 57.609983][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 57.615010][ T8307] ip6_local_out+0xc4/0x1b0 [ 57.619514][ T8307] ip6_send_skb+0xbb/0x350 [ 57.623927][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 57.629390][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 57.635801][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 57.640829][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 57.646906][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 57.652100][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.656856][ T8307] ? find_held_lock+0x35/0x130 [ 57.661621][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 57.667870][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 57.673331][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 57.678870][ T8307] inet_sendmsg+0x147/0x5e0 [ 57.683546][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 57.689558][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 57.694255][ T8307] ? ipip_gro_receive+0x100/0x100 [ 57.699293][ T8307] sock_sendmsg+0xdd/0x130 [ 57.703722][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 57.708398][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 57.713845][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 57.718775][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.723525][ T8307] ? find_held_lock+0x35/0x130 [ 57.728275][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.733027][ T8307] ? lock_downgrade+0x880/0x880 [ 57.737868][ T8307] ? ___might_sleep+0x163/0x280 [ 57.742709][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 57.747377][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.752445][ T8307] ? release_sock+0x158/0x1c0 [ 57.757120][ T8307] ? __sys_connect+0x12d/0x330 [ 57.761895][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 57.766847][ T8307] ? kasan_check_write+0x14/0x20 [ 57.771776][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.777225][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.782674][ T8307] ? do_syscall_64+0x26/0x610 [ 57.787361][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.793425][ T8307] ? do_syscall_64+0x26/0x610 [ 57.798096][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 57.803032][ T8307] do_syscall_64+0x103/0x610 [ 57.807621][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.813507][ T8307] RIP: 0033:0x4421e9 [ 57.817399][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.837009][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.845445][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 57.853419][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 57.861424][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 57.869409][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 57.877377][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 57.887069][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 57.896549][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 57.902397][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 57.910468][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.920525][ T8307] Call Trace: [ 57.923839][ T8307] dump_stack+0x172/0x1f0 [ 57.928186][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 57.933730][ T8307] ip6_finish_output+0x335/0xdc0 [ 57.938670][ T8307] ip6_output+0x235/0x7f0 [ 57.942995][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 57.948105][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 57.952947][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 57.957961][ T8307] ip6_local_out+0xc4/0x1b0 [ 57.962457][ T8307] ip6_send_skb+0xbb/0x350 [ 57.966867][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 57.972317][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 57.977068][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 57.982101][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 57.988080][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 57.993265][ T8307] ? __might_fault+0x12b/0x1e0 [ 57.998102][ T8307] ? find_held_lock+0x35/0x130 [ 58.002863][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 58.009106][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 58.014587][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 58.020157][ T8307] inet_sendmsg+0x147/0x5e0 [ 58.024659][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 58.030653][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 58.035363][ T8307] ? ipip_gro_receive+0x100/0x100 [ 58.040380][ T8307] sock_sendmsg+0xdd/0x130 [ 58.044790][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 58.049457][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 58.054905][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 58.059837][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.064688][ T8307] ? find_held_lock+0x35/0x130 [ 58.069443][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.074203][ T8307] ? lock_downgrade+0x880/0x880 [ 58.079053][ T8307] ? ___might_sleep+0x163/0x280 [ 58.083897][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 58.088581][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.093600][ T8307] ? release_sock+0x158/0x1c0 [ 58.098302][ T8307] ? __sys_connect+0x12d/0x330 [ 58.103064][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 58.108046][ T8307] ? kasan_check_write+0x14/0x20 [ 58.113214][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.118683][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.124158][ T8307] ? do_syscall_64+0x26/0x610 [ 58.128838][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.134935][ T8307] ? do_syscall_64+0x26/0x610 [ 58.139615][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 58.144580][ T8307] do_syscall_64+0x103/0x610 [ 58.149167][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.155075][ T8307] RIP: 0033:0x4421e9 [ 58.158958][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.178556][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.186997][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 58.194966][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 58.202932][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 58.210903][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 58.218898][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 58.228996][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 58.238457][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 58.244261][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 58.256992][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.267050][ T8307] Call Trace: [ 58.270354][ T8307] dump_stack+0x172/0x1f0 [ 58.274716][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 58.280289][ T8307] ip6_finish_output+0x335/0xdc0 [ 58.285224][ T8307] ip6_output+0x235/0x7f0 [ 58.290816][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 58.295951][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 58.300804][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 58.305817][ T8307] ip6_local_out+0xc4/0x1b0 [ 58.310449][ T8307] ip6_send_skb+0xbb/0x350 [ 58.314904][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 58.320371][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 58.325122][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 58.330137][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 58.336111][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 58.341327][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.346094][ T8307] ? find_held_lock+0x35/0x130 [ 58.350847][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 58.357080][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 58.362550][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 58.368122][ T8307] inet_sendmsg+0x147/0x5e0 [ 58.372620][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 58.378589][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 58.383284][ T8307] ? ipip_gro_receive+0x100/0x100 [ 58.388389][ T8307] sock_sendmsg+0xdd/0x130 [ 58.392824][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 58.397492][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 58.402942][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 58.407879][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.412658][ T8307] ? find_held_lock+0x35/0x130 [ 58.417409][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.422174][ T8307] ? lock_downgrade+0x880/0x880 [ 58.427027][ T8307] ? ___might_sleep+0x163/0x280 [ 58.431867][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 58.436537][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.441830][ T8307] ? release_sock+0x158/0x1c0 [ 58.446550][ T8307] ? __sys_connect+0x12d/0x330 [ 58.451334][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 58.456284][ T8307] ? kasan_check_write+0x14/0x20 [ 58.461213][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.466669][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.472926][ T8307] ? do_syscall_64+0x26/0x610 [ 58.477606][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.483692][ T8307] ? do_syscall_64+0x26/0x610 [ 58.488377][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 58.493342][ T8307] do_syscall_64+0x103/0x610 [ 58.497921][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.503834][ T8307] RIP: 0033:0x4421e9 [ 58.507714][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.527313][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.535739][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 58.543729][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 58.551693][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 58.559759][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 58.567724][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 58.576731][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 58.586188][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 58.592024][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 58.600092][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.610141][ T8307] Call Trace: [ 58.613466][ T8307] dump_stack+0x172/0x1f0 [ 58.617804][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 58.623351][ T8307] ip6_finish_output+0x335/0xdc0 [ 58.628303][ T8307] ip6_output+0x235/0x7f0 [ 58.632663][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 58.637781][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 58.642625][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 58.647658][ T8307] ip6_local_out+0xc4/0x1b0 [ 58.652184][ T8307] ip6_send_skb+0xbb/0x350 [ 58.656592][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 58.662051][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 58.666810][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 58.671843][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 58.677827][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 58.683024][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.687786][ T8307] ? find_held_lock+0x35/0x130 [ 58.692557][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 58.698790][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 58.704253][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 58.709797][ T8307] inet_sendmsg+0x147/0x5e0 [ 58.714287][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 58.720271][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 58.724939][ T8307] ? ipip_gro_receive+0x100/0x100 [ 58.730065][ T8307] sock_sendmsg+0xdd/0x130 [ 58.734493][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 58.739172][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 58.744654][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 58.749599][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.754384][ T8307] ? find_held_lock+0x35/0x130 [ 58.759165][ T8307] ? __might_fault+0x12b/0x1e0 [ 58.763936][ T8307] ? lock_downgrade+0x880/0x880 [ 58.768780][ T8307] ? ___might_sleep+0x163/0x280 [ 58.773620][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 58.778327][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.783347][ T8307] ? release_sock+0x158/0x1c0 [ 58.788018][ T8307] ? __sys_connect+0x12d/0x330 [ 58.792769][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 58.797721][ T8307] ? kasan_check_write+0x14/0x20 [ 58.802650][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.808102][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.813551][ T8307] ? do_syscall_64+0x26/0x610 [ 58.818215][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.824273][ T8307] ? do_syscall_64+0x26/0x610 [ 58.828948][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 58.833879][ T8307] do_syscall_64+0x103/0x610 [ 58.838457][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.844338][ T8307] RIP: 0033:0x4421e9 [ 58.848247][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.867860][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.876546][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 58.884521][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 58.892593][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 58.900556][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 58.908519][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 58.917590][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 58.927092][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 58.932896][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 58.940960][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.950999][ T8307] Call Trace: [ 58.954281][ T8307] dump_stack+0x172/0x1f0 [ 58.958610][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 58.964175][ T8307] ip6_finish_output+0x335/0xdc0 [ 58.969332][ T8307] ip6_output+0x235/0x7f0 [ 58.973655][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 58.978753][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 58.983604][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 58.988628][ T8307] ip6_local_out+0xc4/0x1b0 [ 58.993159][ T8307] ip6_send_skb+0xbb/0x350 [ 58.997589][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 59.003050][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 59.007811][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 59.012847][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 59.018817][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 59.024001][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.028765][ T8307] ? find_held_lock+0x35/0x130 [ 59.033515][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 59.039776][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 59.045255][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 59.050816][ T8307] inet_sendmsg+0x147/0x5e0 [ 59.055337][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 59.061596][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 59.066286][ T8307] ? ipip_gro_receive+0x100/0x100 [ 59.071326][ T8307] sock_sendmsg+0xdd/0x130 [ 59.081072][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 59.085778][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 59.091247][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 59.096183][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.100945][ T8307] ? find_held_lock+0x35/0x130 [ 59.105698][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.110545][ T8307] ? lock_downgrade+0x880/0x880 [ 59.115427][ T8307] ? ___might_sleep+0x163/0x280 [ 59.120279][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 59.124979][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.130009][ T8307] ? release_sock+0x158/0x1c0 [ 59.134690][ T8307] ? __sys_connect+0x12d/0x330 [ 59.139443][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 59.144378][ T8307] ? kasan_check_write+0x14/0x20 [ 59.149305][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.154751][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.160207][ T8307] ? do_syscall_64+0x26/0x610 [ 59.164898][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.170982][ T8307] ? do_syscall_64+0x26/0x610 [ 59.175667][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 59.180789][ T8307] do_syscall_64+0x103/0x610 [ 59.185421][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.191337][ T8307] RIP: 0033:0x4421e9 [ 59.195252][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.214952][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.223461][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 59.231564][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 59.239546][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 59.248114][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 59.256073][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 59.265267][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 59.274723][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 59.281197][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 59.289242][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.300677][ T8307] Call Trace: [ 59.303992][ T8307] dump_stack+0x172/0x1f0 [ 59.308361][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 59.313900][ T8307] ip6_finish_output+0x335/0xdc0 [ 59.318825][ T8307] ip6_output+0x235/0x7f0 [ 59.323143][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 59.328244][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 59.333108][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 59.338121][ T8307] ip6_local_out+0xc4/0x1b0 [ 59.342630][ T8307] ip6_send_skb+0xbb/0x350 [ 59.347041][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 59.352485][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 59.357256][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 59.362274][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 59.368242][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 59.373434][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.378180][ T8307] ? find_held_lock+0x35/0x130 [ 59.382939][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 59.389169][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 59.394628][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 59.400512][ T8307] inet_sendmsg+0x147/0x5e0 [ 59.405019][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 59.410983][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 59.415647][ T8307] ? ipip_gro_receive+0x100/0x100 [ 59.420659][ T8307] sock_sendmsg+0xdd/0x130 [ 59.425068][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 59.429730][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 59.435180][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 59.440137][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.444892][ T8307] ? find_held_lock+0x35/0x130 [ 59.449666][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.454423][ T8307] ? lock_downgrade+0x880/0x880 [ 59.459264][ T8307] ? ___might_sleep+0x163/0x280 [ 59.464127][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 59.468814][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.473832][ T8307] ? release_sock+0x158/0x1c0 [ 59.478509][ T8307] ? __sys_connect+0x12d/0x330 [ 59.483270][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 59.488218][ T8307] ? kasan_check_write+0x14/0x20 [ 59.493140][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.498584][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.504035][ T8307] ? do_syscall_64+0x26/0x610 [ 59.508796][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.514847][ T8307] ? do_syscall_64+0x26/0x610 [ 59.519515][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 59.524463][ T8307] do_syscall_64+0x103/0x610 [ 59.529062][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.534937][ T8307] RIP: 0033:0x4421e9 [ 59.538814][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.558672][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.567066][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 59.575017][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 59.582972][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 59.590935][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 59.598899][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 59.608314][ T8307] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8307 [ 59.617780][ T8307] caller is ip6_finish_output+0x335/0xdc0 [ 59.623613][ T8307] CPU: 0 PID: 8307 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 59.632368][ T8307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.642423][ T8307] Call Trace: [ 59.645720][ T8307] dump_stack+0x172/0x1f0 [ 59.652474][ T8307] __this_cpu_preempt_check+0x246/0x270 [ 59.658014][ T8307] ip6_finish_output+0x335/0xdc0 [ 59.662938][ T8307] ip6_output+0x235/0x7f0 [ 59.667253][ T8307] ? ip6_finish_output+0xdc0/0xdc0 [ 59.672350][ T8307] ? ip6_fragment+0x38b0/0x38b0 [ 59.677207][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 59.682227][ T8307] ip6_local_out+0xc4/0x1b0 [ 59.686724][ T8307] ip6_send_skb+0xbb/0x350 [ 59.691135][ T8307] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 59.696592][ T8307] udpv6_sendmsg+0x21e3/0x28d0 [ 59.701357][ T8307] ? ip_reply_glue_bits+0xc0/0xc0 [ 59.706390][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 59.712366][ T8307] ? aa_profile_af_perm+0x320/0x320 [ 59.717551][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.722300][ T8307] ? find_held_lock+0x35/0x130 [ 59.727048][ T8307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 59.733450][ T8307] ? rw_copy_check_uvector+0x2a6/0x330 [ 59.738908][ T8307] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 59.744441][ T8307] inet_sendmsg+0x147/0x5e0 [ 59.748932][ T8307] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 59.754897][ T8307] ? inet_sendmsg+0x147/0x5e0 [ 59.759562][ T8307] ? ipip_gro_receive+0x100/0x100 [ 59.764587][ T8307] sock_sendmsg+0xdd/0x130 [ 59.768998][ T8307] ___sys_sendmsg+0x3e2/0x930 [ 59.773671][ T8307] ? copy_msghdr_from_user+0x430/0x430 [ 59.779147][ T8307] ? __lock_acquire+0x548/0x3fb0 [ 59.784103][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.788859][ T8307] ? find_held_lock+0x35/0x130 [ 59.793655][ T8307] ? __might_fault+0x12b/0x1e0 [ 59.798445][ T8307] ? lock_downgrade+0x880/0x880 [ 59.803288][ T8307] ? ___might_sleep+0x163/0x280 [ 59.808127][ T8307] __sys_sendmmsg+0x1bf/0x4d0 [ 59.812799][ T8307] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.817810][ T8307] ? release_sock+0x158/0x1c0 [ 59.822506][ T8307] ? __sys_connect+0x12d/0x330 [ 59.827266][ T8307] ? __ia32_sys_accept+0xb0/0xb0 [ 59.832198][ T8307] ? kasan_check_write+0x14/0x20 [ 59.837125][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.842595][ T8307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.848051][ T8307] ? do_syscall_64+0x26/0x610 [ 59.852727][ T8307] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.858808][ T8307] ? do_syscall_64+0x26/0x610 [ 59.863481][ T8307] __x64_sys_sendmmsg+0x9d/0x100 [ 59.868412][ T8307] do_syscall_64+0x103/0x610 [ 59.873016][ T8307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.878899][ T8307] RIP: 0033:0x4421e9 [ 59.882777][ T8307] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.902375][ T8307] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.910809][ T8307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 59.919922][ T8307] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 59.927888][ T8307] RBP: 000000000000dc90 R08: 0000000000000000 R09: 0000000000000000 [ 59.935855][ T8307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 59.943819][ T8307] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 61.491383][ T8342] check_preemption_disabled: 36216 callbacks suppressed [ 61.491392][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 61.507972][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 61.513781][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 61.521936][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.531982][ T8342] Call Trace: [ 61.535268][ T8342] dump_stack+0x172/0x1f0 [ 61.539627][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 61.545432][ T8342] ip6_finish_output+0x335/0xdc0 [ 61.550378][ T8342] ip6_output+0x235/0x7f0 [ 61.554694][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 61.559792][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 61.564627][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 61.569658][ T8342] ip6_local_out+0xc4/0x1b0 [ 61.574150][ T8342] ip6_send_skb+0xbb/0x350 [ 61.578553][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 61.584015][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 61.588761][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 61.593774][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 61.599748][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 61.604959][ T8342] ? __might_fault+0x12b/0x1e0 [ 61.609709][ T8342] ? find_held_lock+0x35/0x130 [ 61.614464][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 61.620709][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 61.626183][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 61.632435][ T8342] inet_sendmsg+0x147/0x5e0 [ 61.638869][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 61.644863][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 61.649571][ T8342] ? ipip_gro_receive+0x100/0x100 [ 61.654581][ T8342] sock_sendmsg+0xdd/0x130 [ 61.658980][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 61.663652][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 61.669096][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 61.674024][ T8342] ? __might_fault+0x12b/0x1e0 [ 61.678771][ T8342] ? find_held_lock+0x35/0x130 [ 61.683520][ T8342] ? __might_fault+0x12b/0x1e0 [ 61.688282][ T8342] ? lock_downgrade+0x880/0x880 [ 61.693141][ T8342] ? ___might_sleep+0x163/0x280 [ 61.698010][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 61.702693][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 61.707713][ T8342] ? release_sock+0x158/0x1c0 [ 61.712412][ T8342] ? __sys_connect+0x12d/0x330 [ 61.717167][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 61.722119][ T8342] ? kasan_check_write+0x14/0x20 [ 61.727042][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.732490][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.737933][ T8342] ? do_syscall_64+0x26/0x610 [ 61.742593][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.748665][ T8342] ? do_syscall_64+0x26/0x610 [ 61.753440][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 61.758365][ T8342] do_syscall_64+0x103/0x610 [ 61.762968][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.768845][ T8342] RIP: 0033:0x4421e9 [ 61.772778][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.792387][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 61.800800][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 61.808787][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 61.816742][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 61.824696][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 61.832665][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 61.841964][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 61.851517][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 61.857228][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 61.865281][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.875341][ T8342] Call Trace: [ 61.878657][ T8342] dump_stack+0x172/0x1f0 [ 61.882977][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 61.888606][ T8342] ip6_finish_output+0x335/0xdc0 [ 61.893625][ T8342] ip6_output+0x235/0x7f0 [ 61.897951][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 61.903049][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 61.907884][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 61.912903][ T8342] ip6_local_out+0xc4/0x1b0 [ 61.917395][ T8342] ip6_send_skb+0xbb/0x350 [ 61.921800][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 61.927251][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 61.932032][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 61.937044][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 61.943035][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 61.948222][ T8342] ? __might_fault+0x12b/0x1e0 [ 61.953010][ T8342] ? find_held_lock+0x35/0x130 [ 61.957786][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 61.964115][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 61.969598][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 61.975153][ T8342] inet_sendmsg+0x147/0x5e0 [ 61.979694][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 61.985673][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 61.990337][ T8342] ? ipip_gro_receive+0x100/0x100 [ 61.995350][ T8342] sock_sendmsg+0xdd/0x130 [ 61.999751][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 62.004453][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 62.009907][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 62.014851][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.019705][ T8342] ? find_held_lock+0x35/0x130 [ 62.024471][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.029233][ T8342] ? lock_downgrade+0x880/0x880 [ 62.034085][ T8342] ? ___might_sleep+0x163/0x280 [ 62.038932][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 62.043621][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.048638][ T8342] ? release_sock+0x158/0x1c0 [ 62.053332][ T8342] ? __sys_connect+0x12d/0x330 [ 62.058079][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 62.063011][ T8342] ? kasan_check_write+0x14/0x20 [ 62.067936][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.073394][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.078856][ T8342] ? do_syscall_64+0x26/0x610 [ 62.083515][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.089561][ T8342] ? do_syscall_64+0x26/0x610 [ 62.094230][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 62.099189][ T8342] do_syscall_64+0x103/0x610 [ 62.103848][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.109760][ T8342] RIP: 0033:0x4421e9 [ 62.113665][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.133262][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.141663][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 62.149617][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 62.157573][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 62.165539][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 62.174128][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 62.183220][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 62.192696][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 62.198423][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 62.206468][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.216606][ T8342] Call Trace: [ 62.221541][ T8342] dump_stack+0x172/0x1f0 [ 62.227183][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 62.232726][ T8342] ip6_finish_output+0x335/0xdc0 [ 62.237659][ T8342] ip6_output+0x235/0x7f0 [ 62.242007][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 62.247114][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 62.251953][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 62.256973][ T8342] ip6_local_out+0xc4/0x1b0 [ 62.261462][ T8342] ip6_send_skb+0xbb/0x350 [ 62.265866][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 62.271423][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 62.276183][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 62.281208][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 62.287202][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 62.292403][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.297174][ T8342] ? find_held_lock+0x35/0x130 [ 62.301950][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 62.308176][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 62.313634][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 62.319173][ T8342] inet_sendmsg+0x147/0x5e0 [ 62.323670][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 62.329630][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 62.334317][ T8342] ? ipip_gro_receive+0x100/0x100 [ 62.339519][ T8342] sock_sendmsg+0xdd/0x130 [ 62.343945][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 62.348657][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 62.354135][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 62.359066][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.363810][ T8342] ? find_held_lock+0x35/0x130 [ 62.368555][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.373322][ T8342] ? lock_downgrade+0x880/0x880 [ 62.378161][ T8342] ? ___might_sleep+0x163/0x280 [ 62.382997][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 62.387662][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.392676][ T8342] ? release_sock+0x158/0x1c0 [ 62.397355][ T8342] ? __sys_connect+0x12d/0x330 [ 62.402108][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 62.407035][ T8342] ? kasan_check_write+0x14/0x20 [ 62.411975][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.417418][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.422863][ T8342] ? do_syscall_64+0x26/0x610 [ 62.427539][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.433609][ T8342] ? do_syscall_64+0x26/0x610 [ 62.438277][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 62.443202][ T8342] do_syscall_64+0x103/0x610 [ 62.447783][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.453664][ T8342] RIP: 0033:0x4421e9 [ 62.457543][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.477154][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.486081][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 62.494150][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 62.502122][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 62.510078][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 62.518380][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 62.527499][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 62.536965][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 62.542795][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 62.550853][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.560889][ T8342] Call Trace: [ 62.564173][ T8342] dump_stack+0x172/0x1f0 [ 62.568509][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 62.574047][ T8342] ip6_finish_output+0x335/0xdc0 [ 62.579001][ T8342] ip6_output+0x235/0x7f0 [ 62.583326][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 62.588427][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 62.593272][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 62.598302][ T8342] ip6_local_out+0xc4/0x1b0 [ 62.602794][ T8342] ip6_send_skb+0xbb/0x350 [ 62.607197][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 62.612658][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 62.617409][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 62.622426][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 62.628415][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 62.637934][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.642702][ T8342] ? find_held_lock+0x35/0x130 [ 62.647650][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 62.653883][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 62.659349][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 62.664886][ T8342] inet_sendmsg+0x147/0x5e0 [ 62.669373][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 62.675352][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 62.680042][ T8342] ? ipip_gro_receive+0x100/0x100 [ 62.685229][ T8342] sock_sendmsg+0xdd/0x130 [ 62.689630][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 62.694296][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 62.699738][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 62.704677][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.709436][ T8342] ? find_held_lock+0x35/0x130 [ 62.714181][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.718948][ T8342] ? lock_downgrade+0x880/0x880 [ 62.723786][ T8342] ? ___might_sleep+0x163/0x280 [ 62.728657][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 62.733323][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.738337][ T8342] ? release_sock+0x158/0x1c0 [ 62.743005][ T8342] ? __sys_connect+0x12d/0x330 [ 62.747753][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 62.752684][ T8342] ? kasan_check_write+0x14/0x20 [ 62.757606][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.763055][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.768531][ T8342] ? do_syscall_64+0x26/0x610 [ 62.773279][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.779368][ T8342] ? do_syscall_64+0x26/0x610 [ 62.784036][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 62.788958][ T8342] do_syscall_64+0x103/0x610 [ 62.793535][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.799419][ T8342] RIP: 0033:0x4421e9 [ 62.803318][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.822930][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.831344][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 62.839319][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 62.847278][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 62.855324][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 62.863283][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 62.873152][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 62.882826][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 62.888671][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 62.896905][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.906950][ T8342] Call Trace: [ 62.910248][ T8342] dump_stack+0x172/0x1f0 [ 62.914563][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 62.920093][ T8342] ip6_finish_output+0x335/0xdc0 [ 62.925014][ T8342] ip6_output+0x235/0x7f0 [ 62.929331][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 62.934444][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 62.939288][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 62.944315][ T8342] ip6_local_out+0xc4/0x1b0 [ 62.948820][ T8342] ip6_send_skb+0xbb/0x350 [ 62.953230][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 62.958674][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 62.963418][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 62.968462][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 62.974425][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 62.979608][ T8342] ? __might_fault+0x12b/0x1e0 [ 62.984364][ T8342] ? find_held_lock+0x35/0x130 [ 62.989109][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 62.995331][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 63.000798][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 63.006336][ T8342] inet_sendmsg+0x147/0x5e0 [ 63.010846][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 63.016825][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 63.021494][ T8342] ? ipip_gro_receive+0x100/0x100 [ 63.026538][ T8342] sock_sendmsg+0xdd/0x130 [ 63.030938][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 63.035600][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 63.041069][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 63.046013][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.050791][ T8342] ? find_held_lock+0x35/0x130 [ 63.055543][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.060295][ T8342] ? lock_downgrade+0x880/0x880 [ 63.065156][ T8342] ? ___might_sleep+0x163/0x280 [ 63.069995][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 63.074662][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.079673][ T8342] ? release_sock+0x158/0x1c0 [ 63.084361][ T8342] ? __sys_connect+0x12d/0x330 [ 63.089109][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 63.094040][ T8342] ? kasan_check_write+0x14/0x20 [ 63.098962][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.104414][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.109863][ T8342] ? do_syscall_64+0x26/0x610 [ 63.114523][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.120584][ T8342] ? do_syscall_64+0x26/0x610 [ 63.125276][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 63.130224][ T8342] do_syscall_64+0x103/0x610 [ 63.134802][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.140675][ T8342] RIP: 0033:0x4421e9 [ 63.144553][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.164143][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.172542][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 63.180520][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 63.188506][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 63.196491][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 63.204471][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 63.213533][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 63.222986][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 63.228707][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 63.236745][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.246783][ T8342] Call Trace: [ 63.250070][ T8342] dump_stack+0x172/0x1f0 [ 63.254390][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 63.259918][ T8342] ip6_finish_output+0x335/0xdc0 [ 63.264841][ T8342] ip6_output+0x235/0x7f0 [ 63.269329][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 63.274602][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 63.279468][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 63.284969][ T8342] ip6_local_out+0xc4/0x1b0 [ 63.290126][ T8342] ip6_send_skb+0xbb/0x350 [ 63.294537][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 63.299988][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 63.304743][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 63.311674][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 63.317679][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 63.322870][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.327666][ T8342] ? find_held_lock+0x35/0x130 [ 63.332421][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 63.338670][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 63.344128][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 63.349664][ T8342] inet_sendmsg+0x147/0x5e0 [ 63.354185][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 63.360158][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 63.364827][ T8342] ? ipip_gro_receive+0x100/0x100 [ 63.369856][ T8342] sock_sendmsg+0xdd/0x130 [ 63.374258][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 63.378918][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 63.384363][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 63.389289][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.394036][ T8342] ? find_held_lock+0x35/0x130 [ 63.398781][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.403532][ T8342] ? lock_downgrade+0x880/0x880 [ 63.408556][ T8342] ? ___might_sleep+0x163/0x280 [ 63.413394][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 63.418068][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.423080][ T8342] ? release_sock+0x158/0x1c0 [ 63.427743][ T8342] ? __sys_connect+0x12d/0x330 [ 63.432522][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 63.437479][ T8342] ? kasan_check_write+0x14/0x20 [ 63.442418][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.447881][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.453374][ T8342] ? do_syscall_64+0x26/0x610 [ 63.458045][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.464120][ T8342] ? do_syscall_64+0x26/0x610 [ 63.468787][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 63.473738][ T8342] do_syscall_64+0x103/0x610 [ 63.478322][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.484225][ T8342] RIP: 0033:0x4421e9 [ 63.488109][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.507715][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.516119][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 63.524088][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 63.532058][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 63.540016][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 63.547981][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 63.557094][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 63.566554][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 63.572353][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 63.580526][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.590601][ T8342] Call Trace: [ 63.593890][ T8342] dump_stack+0x172/0x1f0 [ 63.598216][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 63.604333][ T8342] ip6_finish_output+0x335/0xdc0 [ 63.609268][ T8342] ip6_output+0x235/0x7f0 [ 63.613623][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 63.618737][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 63.623585][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 63.628617][ T8342] ip6_local_out+0xc4/0x1b0 [ 63.633144][ T8342] ip6_send_skb+0xbb/0x350 [ 63.637564][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 63.643020][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 63.647768][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 63.652776][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 63.658740][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 63.663921][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.668683][ T8342] ? find_held_lock+0x35/0x130 [ 63.673441][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 63.679756][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 63.685221][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 63.690756][ T8342] inet_sendmsg+0x147/0x5e0 [ 63.695253][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 63.701239][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 63.705917][ T8342] ? ipip_gro_receive+0x100/0x100 [ 63.710926][ T8342] sock_sendmsg+0xdd/0x130 [ 63.715333][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 63.719998][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 63.725464][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 63.730568][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.735316][ T8342] ? find_held_lock+0x35/0x130 [ 63.740061][ T8342] ? __might_fault+0x12b/0x1e0 [ 63.744831][ T8342] ? lock_downgrade+0x880/0x880 [ 63.749676][ T8342] ? ___might_sleep+0x163/0x280 [ 63.754511][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 63.759179][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.764185][ T8342] ? release_sock+0x158/0x1c0 [ 63.768847][ T8342] ? __sys_connect+0x12d/0x330 [ 63.773607][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 63.778568][ T8342] ? kasan_check_write+0x14/0x20 [ 63.783513][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.788966][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.794408][ T8342] ? do_syscall_64+0x26/0x610 [ 63.799087][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.805168][ T8342] ? do_syscall_64+0x26/0x610 [ 63.809837][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 63.814761][ T8342] do_syscall_64+0x103/0x610 [ 63.819336][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.825230][ T8342] RIP: 0033:0x4421e9 [ 63.829115][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.848721][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.857119][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 63.865075][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 63.873213][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 63.881204][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 63.889176][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 63.898751][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 63.908228][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 63.914021][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 63.922099][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.932153][ T8342] Call Trace: [ 63.935436][ T8342] dump_stack+0x172/0x1f0 [ 63.939760][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 63.945299][ T8342] ip6_finish_output+0x335/0xdc0 [ 63.950227][ T8342] ip6_output+0x235/0x7f0 [ 63.954554][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 63.959682][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 63.964531][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 63.969563][ T8342] ip6_local_out+0xc4/0x1b0 [ 63.974054][ T8342] ip6_send_skb+0xbb/0x350 [ 63.978462][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 63.983908][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 63.988699][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 63.993717][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 63.999685][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 64.005071][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.009821][ T8342] ? find_held_lock+0x35/0x130 [ 64.014592][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 64.020823][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 64.026304][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 64.031844][ T8342] inet_sendmsg+0x147/0x5e0 [ 64.036357][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 64.042322][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 64.046984][ T8342] ? ipip_gro_receive+0x100/0x100 [ 64.051993][ T8342] sock_sendmsg+0xdd/0x130 [ 64.056396][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 64.061255][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 64.066728][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 64.071744][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.076504][ T8342] ? find_held_lock+0x35/0x130 [ 64.081254][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.086003][ T8342] ? lock_downgrade+0x880/0x880 [ 64.090841][ T8342] ? ___might_sleep+0x163/0x280 [ 64.095686][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 64.100383][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.105413][ T8342] ? release_sock+0x158/0x1c0 [ 64.110086][ T8342] ? __sys_connect+0x12d/0x330 [ 64.114840][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 64.119773][ T8342] ? kasan_check_write+0x14/0x20 [ 64.124708][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.130169][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.135614][ T8342] ? do_syscall_64+0x26/0x610 [ 64.140281][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.146436][ T8342] ? do_syscall_64+0x26/0x610 [ 64.151134][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 64.156066][ T8342] do_syscall_64+0x103/0x610 [ 64.160643][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.166543][ T8342] RIP: 0033:0x4421e9 [ 64.170703][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.190302][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.198703][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 64.206668][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 64.214656][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 64.222632][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 64.230591][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 64.246267][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 64.258473][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 64.264275][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 64.272358][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.282447][ T8342] Call Trace: [ 64.285748][ T8342] dump_stack+0x172/0x1f0 [ 64.290096][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 64.295655][ T8342] ip6_finish_output+0x335/0xdc0 [ 64.300597][ T8342] ip6_output+0x235/0x7f0 [ 64.305462][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 64.310567][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 64.315428][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 64.320445][ T8342] ip6_local_out+0xc4/0x1b0 [ 64.324957][ T8342] ip6_send_skb+0xbb/0x350 [ 64.329368][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 64.334823][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 64.339584][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 64.344896][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 64.351075][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 64.356273][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.361026][ T8342] ? find_held_lock+0x35/0x130 [ 64.365812][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 64.372061][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 64.377521][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 64.383054][ T8342] inet_sendmsg+0x147/0x5e0 [ 64.387545][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 64.393507][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 64.398175][ T8342] ? ipip_gro_receive+0x100/0x100 [ 64.403185][ T8342] sock_sendmsg+0xdd/0x130 [ 64.407588][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 64.412252][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 64.417695][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 64.422622][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.427371][ T8342] ? find_held_lock+0x35/0x130 [ 64.432126][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.436888][ T8342] ? lock_downgrade+0x880/0x880 [ 64.441746][ T8342] ? ___might_sleep+0x163/0x280 [ 64.446585][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 64.451259][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.456392][ T8342] ? release_sock+0x158/0x1c0 [ 64.461067][ T8342] ? __sys_connect+0x12d/0x330 [ 64.465832][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 64.470800][ T8342] ? kasan_check_write+0x14/0x20 [ 64.475732][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.481369][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.486826][ T8342] ? do_syscall_64+0x26/0x610 [ 64.491489][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.497537][ T8342] ? do_syscall_64+0x26/0x610 [ 64.502200][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 64.507129][ T8342] do_syscall_64+0x103/0x610 [ 64.511730][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.517606][ T8342] RIP: 0033:0x4421e9 [ 64.521517][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.541112][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.549528][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 64.557571][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 [ 64.565523][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 64.573471][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 64.581423][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 [ 64.590448][ T8342] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor086/8342 [ 64.599903][ T8342] caller is ip6_finish_output+0x335/0xdc0 [ 64.605735][ T8342] CPU: 0 PID: 8342 Comm: syz-executor086 Not tainted 5.1.0-rc2+ #118 [ 64.613792][ T8342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.623843][ T8342] Call Trace: [ 64.627122][ T8342] dump_stack+0x172/0x1f0 [ 64.631438][ T8342] __this_cpu_preempt_check+0x246/0x270 [ 64.636994][ T8342] ip6_finish_output+0x335/0xdc0 [ 64.641920][ T8342] ip6_output+0x235/0x7f0 [ 64.646235][ T8342] ? ip6_finish_output+0xdc0/0xdc0 [ 64.651341][ T8342] ? ip6_fragment+0x38b0/0x38b0 [ 64.656184][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 64.661203][ T8342] ip6_local_out+0xc4/0x1b0 [ 64.665713][ T8342] ip6_send_skb+0xbb/0x350 [ 64.670208][ T8342] udp_v6_send_skb.isra.0+0x839/0x14f0 [ 64.675685][ T8342] udpv6_sendmsg+0x21e3/0x28d0 [ 64.680461][ T8342] ? ip_reply_glue_bits+0xc0/0xc0 [ 64.685474][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 64.691438][ T8342] ? aa_profile_af_perm+0x320/0x320 [ 64.696655][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.701424][ T8342] ? find_held_lock+0x35/0x130 [ 64.706176][ T8342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 64.712407][ T8342] ? rw_copy_check_uvector+0x2a6/0x330 [ 64.717902][ T8342] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 64.723482][ T8342] inet_sendmsg+0x147/0x5e0 [ 64.727991][ T8342] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 64.733969][ T8342] ? inet_sendmsg+0x147/0x5e0 [ 64.738626][ T8342] ? ipip_gro_receive+0x100/0x100 [ 64.743637][ T8342] sock_sendmsg+0xdd/0x130 [ 64.748076][ T8342] ___sys_sendmsg+0x3e2/0x930 [ 64.752740][ T8342] ? copy_msghdr_from_user+0x430/0x430 [ 64.758186][ T8342] ? __lock_acquire+0x548/0x3fb0 [ 64.763475][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.768224][ T8342] ? find_held_lock+0x35/0x130 [ 64.772972][ T8342] ? __might_fault+0x12b/0x1e0 [ 64.777737][ T8342] ? lock_downgrade+0x880/0x880 [ 64.782583][ T8342] ? ___might_sleep+0x163/0x280 [ 64.787418][ T8342] __sys_sendmmsg+0x1bf/0x4d0 [ 64.792081][ T8342] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.797085][ T8342] ? release_sock+0x158/0x1c0 [ 64.801751][ T8342] ? __sys_connect+0x12d/0x330 [ 64.806499][ T8342] ? __ia32_sys_accept+0xb0/0xb0 [ 64.811436][ T8342] ? kasan_check_write+0x14/0x20 [ 64.816359][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.821836][ T8342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.827302][ T8342] ? do_syscall_64+0x26/0x610 [ 64.831970][ T8342] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.838035][ T8342] ? do_syscall_64+0x26/0x610 [ 64.842723][ T8342] __x64_sys_sendmmsg+0x9d/0x100 [ 64.847659][ T8342] do_syscall_64+0x103/0x610 [ 64.852240][ T8342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.858132][ T8342] RIP: 0033:0x4421e9 [ 64.862029][ T8342] Code: e8 9c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.881709][ T8342] RSP: 002b:00007ffdbc65e1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.890122][ T8342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421e9 [ 64.898091][ T8342] RDX: 00000000000004ff RSI: 00000000200092c0 RDI: 0000000000000003 executing program [ 64.906066][ T8342] RBP: 000000000000efe7 R08: 0000000000000000 R09: 0000000000000000 [ 64.914021][ T8342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004030f0 [ 64.921973][ T8342] R13: 0000000000403180 R14: 0000000000000000 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program