kmsan_internal_chain_origin+0xad/0x130 [ 566.185105][T14116] __msan_chain_origin+0x50/0x90 [ 566.190031][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 566.195131][T14116] get_compat_msghdr+0x108/0x2b0 [ 566.200057][T14116] do_recvmmsg+0xdbb/0x22c0 [ 566.204546][T14116] __sys_recvmmsg+0x5dd/0x610 [ 566.209217][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 566.215274][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 566.221415][T14116] __do_fast_syscall_32+0x2af/0x480 [ 566.226613][T14116] do_fast_syscall_32+0x6b/0xd0 [ 566.231452][T14116] do_SYSENTER_32+0x73/0x90 [ 566.235942][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 566.242244][T14116] [ 566.244553][T14116] Uninit was stored to memory at: [ 566.249563][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 566.255292][T14116] __msan_chain_origin+0x50/0x90 [ 566.260218][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 566.265322][T14116] get_compat_msghdr+0x108/0x2b0 [ 566.270247][T14116] do_recvmmsg+0xdbb/0x22c0 [ 566.274734][T14116] __sys_recvmmsg+0x5dd/0x610 [ 566.279447][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 566.285511][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 566.291669][T14116] __do_fast_syscall_32+0x2af/0x480 [ 566.296865][T14116] do_fast_syscall_32+0x6b/0xd0 [ 566.301708][T14116] do_SYSENTER_32+0x73/0x90 [ 566.306205][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 566.312521][T14116] [ 566.314835][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 566.321495][T14116] do_recvmmsg+0xbf/0x22c0 [ 566.325897][T14116] do_recvmmsg+0xbf/0x22c0 [ 566.795331][T14102] not chained 60000 origins [ 566.799874][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 566.808540][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 566.818593][T14102] Call Trace: [ 566.821891][T14102] dump_stack+0x21c/0x280 [ 566.826235][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 566.831964][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 566.837517][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 566.843594][T14102] ? kmsan_get_metadata+0x116/0x180 [ 566.848799][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 566.854610][T14102] ? kmsan_get_metadata+0x116/0x180 [ 566.859818][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 566.865629][T14102] ? kmsan_get_metadata+0x116/0x180 [ 566.870832][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 566.876388][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 566.882462][T14102] ? _copy_from_user+0x201/0x310 [ 566.887410][T14102] ? kmsan_get_metadata+0x116/0x180 [ 566.892614][T14102] __msan_chain_origin+0x50/0x90 [ 566.897780][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 566.902914][T14102] get_compat_msghdr+0x108/0x2b0 [ 566.907865][T14102] do_recvmmsg+0xdbb/0x22c0 [ 566.912388][T14102] ? kmsan_get_metadata+0x116/0x180 [ 566.917596][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 566.923489][T14102] ? kmsan_get_metadata+0x116/0x180 [ 566.928689][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 566.934325][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 566.939620][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 566.944378][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 566.949145][T14102] __sys_recvmmsg+0x5dd/0x610 [ 566.953835][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 566.959997][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 566.966158][T14102] __do_fast_syscall_32+0x2af/0x480 [ 566.971376][T14102] do_fast_syscall_32+0x6b/0xd0 [ 566.976237][T14102] do_SYSENTER_32+0x73/0x90 [ 566.980758][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 566.987082][T14102] RIP: 0023:0xf7ff9549 [ 566.991141][T14102] Code: Bad RIP value. [ 566.995217][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 567.003646][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 567.011624][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 567.019605][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 567.027568][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 567.035624][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 567.043599][T14102] Uninit was stored to memory at: [ 567.048631][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 567.054351][T14102] __msan_chain_origin+0x50/0x90 [ 567.059294][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 567.064581][T14102] get_compat_msghdr+0x108/0x2b0 [ 567.069521][T14102] do_recvmmsg+0xdbb/0x22c0 [ 567.074027][T14102] __sys_recvmmsg+0x5dd/0x610 [ 567.078708][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 567.084776][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 567.090929][T14102] __do_fast_syscall_32+0x2af/0x480 [ 567.096128][T14102] do_fast_syscall_32+0x6b/0xd0 [ 567.101005][T14102] do_SYSENTER_32+0x73/0x90 [ 567.105512][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 567.111824][T14102] [ 567.114256][T14102] Uninit was stored to memory at: [ 567.119284][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 567.125003][T14102] __msan_chain_origin+0x50/0x90 [ 567.129940][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 567.135056][T14102] get_compat_msghdr+0x108/0x2b0 [ 567.139998][T14102] do_recvmmsg+0xdbb/0x22c0 [ 567.144497][T14102] __sys_recvmmsg+0x5dd/0x610 [ 567.149176][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 567.155253][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 567.161408][T14102] __do_fast_syscall_32+0x2af/0x480 [ 567.166612][T14102] do_fast_syscall_32+0x6b/0xd0 [ 567.171461][T14102] do_SYSENTER_32+0x73/0x90 [ 567.175964][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 567.182278][T14102] [ 567.184596][T14102] Uninit was stored to memory at: [ 567.189623][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 567.195345][T14102] __msan_chain_origin+0x50/0x90 [ 567.200286][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 567.205402][T14102] get_compat_msghdr+0x108/0x2b0 [ 567.210341][T14102] do_recvmmsg+0xdbb/0x22c0 [ 567.214844][T14102] __sys_recvmmsg+0x5dd/0x610 [ 567.219524][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 567.225595][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 567.231749][T14102] __do_fast_syscall_32+0x2af/0x480 [ 567.236945][T14102] do_fast_syscall_32+0x6b/0xd0 [ 567.241794][T14102] do_SYSENTER_32+0x73/0x90 [ 567.246302][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 567.252619][T14102] [ 567.254940][T14102] Uninit was stored to memory at: [ 567.259962][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 567.265683][T14102] __msan_chain_origin+0x50/0x90 [ 567.270622][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 567.275733][T14102] get_compat_msghdr+0x108/0x2b0 [ 567.280670][T14102] do_recvmmsg+0xdbb/0x22c0 [ 567.285171][T14102] __sys_recvmmsg+0x5dd/0x610 [ 567.289856][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 567.295927][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 567.302081][T14102] __do_fast_syscall_32+0x2af/0x480 [ 567.307284][T14102] do_fast_syscall_32+0x6b/0xd0 [ 567.312139][T14102] do_SYSENTER_32+0x73/0x90 [ 567.316642][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 567.323055][T14102] [ 567.325377][T14102] Uninit was stored to memory at: [ 567.330442][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 567.336161][T14102] __msan_chain_origin+0x50/0x90 [ 567.341098][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 567.346213][T14102] get_compat_msghdr+0x108/0x2b0 [ 567.351241][T14102] do_recvmmsg+0xdbb/0x22c0 [ 567.355744][T14102] __sys_recvmmsg+0x5dd/0x610 [ 567.360433][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 567.366505][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 567.372665][T14102] __do_fast_syscall_32+0x2af/0x480 [ 567.377867][T14102] do_fast_syscall_32+0x6b/0xd0 [ 567.382720][T14102] do_SYSENTER_32+0x73/0x90 [ 567.387231][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 567.393546][T14102] [ 567.395914][T14102] Uninit was stored to memory at: [ 567.400962][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 567.406686][T14102] __msan_chain_origin+0x50/0x90 [ 567.411628][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 567.416736][T14102] get_compat_msghdr+0x108/0x2b0 [ 567.421669][T14102] do_recvmmsg+0xdbb/0x22c0 [ 567.426171][T14102] __sys_recvmmsg+0x5dd/0x610 [ 567.430853][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 567.436930][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 567.443080][T14102] __do_fast_syscall_32+0x2af/0x480 [ 567.448278][T14102] do_fast_syscall_32+0x6b/0xd0 [ 567.453129][T14102] do_SYSENTER_32+0x73/0x90 [ 567.457644][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 567.463959][T14102] [ 567.466283][T14102] Uninit was stored to memory at: [ 567.471334][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 567.477055][T14102] __msan_chain_origin+0x50/0x90 [ 567.481996][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 567.487112][T14102] get_compat_msghdr+0x108/0x2b0 [ 567.492051][T14102] do_recvmmsg+0xdbb/0x22c0 [ 567.496554][T14102] __sys_recvmmsg+0x5dd/0x610 [ 567.501236][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 567.507308][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 567.513466][T14102] __do_fast_syscall_32+0x2af/0x480 [ 567.518664][T14102] do_fast_syscall_32+0x6b/0xd0 [ 567.523512][T14102] do_SYSENTER_32+0x73/0x90 [ 567.528018][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 567.534327][T14102] [ 567.536650][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 567.543324][T14102] do_recvmmsg+0xbf/0x22c0 [ 567.547740][T14102] do_recvmmsg+0xbf/0x22c0 [ 567.975520][T14116] not chained 70000 origins [ 567.980063][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 567.988818][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 567.998868][T14116] Call Trace: [ 568.002170][T14116] dump_stack+0x21c/0x280 [ 568.006512][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 568.012236][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 568.017784][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 568.023860][T14116] ? kmsan_get_metadata+0x116/0x180 [ 568.029156][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 568.034972][T14116] ? kmsan_get_metadata+0x116/0x180 [ 568.040172][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 568.045981][T14116] ? kmsan_get_metadata+0x116/0x180 [ 568.051295][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 568.056843][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 568.063026][T14116] ? _copy_from_user+0x201/0x310 [ 568.067969][T14116] ? kmsan_get_metadata+0x116/0x180 [ 568.073170][T14116] __msan_chain_origin+0x50/0x90 [ 568.078115][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.083248][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.088199][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.092713][T14116] ? update_misfit_status+0x2c/0xc30 [ 568.098034][T14116] ? kmsan_get_metadata+0x116/0x180 [ 568.103242][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 568.109141][T14116] ? kmsan_get_metadata+0x116/0x180 [ 568.114352][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 568.119992][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 568.125276][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 568.130042][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 568.134817][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.139510][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.145589][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.151747][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.156958][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.161993][T14116] do_SYSENTER_32+0x73/0x90 [ 568.166505][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.172828][T14116] RIP: 0023:0xf7ff9549 [ 568.176885][T14116] Code: Bad RIP value. [ 568.180948][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 568.189359][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 568.197328][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 568.205294][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 568.213266][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 568.221240][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 568.229213][T14116] Uninit was stored to memory at: [ 568.234245][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 568.239965][T14116] __msan_chain_origin+0x50/0x90 [ 568.244900][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.250012][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.254950][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.259465][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.264143][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.270210][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.276366][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.281563][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.286424][T14116] do_SYSENTER_32+0x73/0x90 [ 568.290935][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.297254][T14116] [ 568.299577][T14116] Uninit was stored to memory at: [ 568.304603][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 568.310338][T14116] __msan_chain_origin+0x50/0x90 [ 568.315279][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.320401][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.325336][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.329837][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.334511][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.340577][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.346729][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.351927][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.356778][T14116] do_SYSENTER_32+0x73/0x90 [ 568.361286][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.367598][T14116] [ 568.369921][T14116] Uninit was stored to memory at: [ 568.374945][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 568.380664][T14116] __msan_chain_origin+0x50/0x90 [ 568.385602][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.390718][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.395651][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.400153][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.404834][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.410910][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.417069][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.422277][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.427130][T14116] do_SYSENTER_32+0x73/0x90 [ 568.431636][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.438030][T14116] [ 568.440350][T14116] Uninit was stored to memory at: [ 568.445378][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 568.451102][T14116] __msan_chain_origin+0x50/0x90 [ 568.456045][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.461163][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.466099][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.470607][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.475297][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.481365][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.487522][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.492727][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.497580][T14116] do_SYSENTER_32+0x73/0x90 [ 568.502091][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.508403][T14116] [ 568.510726][T14116] Uninit was stored to memory at: [ 568.515751][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 568.521468][T14116] __msan_chain_origin+0x50/0x90 [ 568.526401][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.531511][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.536466][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.540970][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.545647][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.551716][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.557887][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.563088][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.567963][T14116] do_SYSENTER_32+0x73/0x90 [ 568.572472][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.578788][T14116] [ 568.581110][T14116] Uninit was stored to memory at: [ 568.586141][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 568.591863][T14116] __msan_chain_origin+0x50/0x90 [ 568.596802][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.601915][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.606855][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.611367][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.616050][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.622120][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.628275][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.633476][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.638339][T14116] do_SYSENTER_32+0x73/0x90 [ 568.642847][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.649158][T14116] [ 568.651481][T14116] Uninit was stored to memory at: [ 568.656511][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 568.662237][T14116] __msan_chain_origin+0x50/0x90 [ 568.667177][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 568.672290][T14116] get_compat_msghdr+0x108/0x2b0 [ 568.677232][T14116] do_recvmmsg+0xdbb/0x22c0 [ 568.681739][T14116] __sys_recvmmsg+0x5dd/0x610 [ 568.686422][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 568.692493][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 568.698653][T14116] __do_fast_syscall_32+0x2af/0x480 [ 568.703859][T14116] do_fast_syscall_32+0x6b/0xd0 [ 568.708714][T14116] do_SYSENTER_32+0x73/0x90 [ 568.713222][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 568.719537][T14116] [ 568.721859][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 568.728632][T14116] do_recvmmsg+0xbf/0x22c0 [ 568.733047][T14116] do_recvmmsg+0xbf/0x22c0 [ 568.923938][T14102] not chained 80000 origins [ 568.928482][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 568.937145][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 568.947197][T14102] Call Trace: [ 568.950511][T14102] dump_stack+0x21c/0x280 [ 568.954850][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 568.960578][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 568.966130][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 568.972202][T14102] ? kmsan_get_metadata+0x116/0x180 [ 568.977403][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 568.983208][T14102] ? kmsan_get_metadata+0x116/0x180 [ 568.988410][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 568.994222][T14102] ? kmsan_get_metadata+0x116/0x180 [ 568.999424][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 569.004973][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 569.011046][T14102] ? _copy_from_user+0x201/0x310 [ 569.015997][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.021202][T14102] __msan_chain_origin+0x50/0x90 [ 569.026145][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.031275][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.036225][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.040749][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.045951][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 569.051845][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.057042][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 569.062679][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 569.067967][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 569.072730][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 569.077494][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.082189][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.088267][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.094425][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.099635][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.104498][T14102] do_SYSENTER_32+0x73/0x90 [ 569.109017][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.115342][T14102] RIP: 0023:0xf7ff9549 [ 569.119400][T14102] Code: Bad RIP value. [ 569.123463][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 569.131886][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 569.139858][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 569.147830][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 569.155798][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 569.163766][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 569.171740][T14102] Uninit was stored to memory at: [ 569.176766][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 569.182487][T14102] __msan_chain_origin+0x50/0x90 [ 569.187431][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.192544][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.197479][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.201980][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.206655][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.212725][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.218878][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.224082][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.228936][T14102] do_SYSENTER_32+0x73/0x90 [ 569.233548][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.239858][T14102] [ 569.242179][T14102] Uninit was stored to memory at: [ 569.247207][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 569.252926][T14102] __msan_chain_origin+0x50/0x90 [ 569.257861][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.262977][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.267913][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.272419][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.277098][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.283191][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.289346][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.294546][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.299397][T14102] do_SYSENTER_32+0x73/0x90 [ 569.303907][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.310220][T14102] [ 569.312537][T14102] Uninit was stored to memory at: [ 569.317564][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 569.323283][T14102] __msan_chain_origin+0x50/0x90 [ 569.328222][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.333334][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.338269][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.342771][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.347455][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.353521][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.359672][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.364889][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.369740][T14102] do_SYSENTER_32+0x73/0x90 [ 569.374243][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.380556][T14102] [ 569.382876][T14102] Uninit was stored to memory at: [ 569.387903][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 569.393623][T14102] __msan_chain_origin+0x50/0x90 [ 569.398565][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.403675][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.408616][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.413121][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.417804][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.423869][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.430036][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.435237][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.440090][T14102] do_SYSENTER_32+0x73/0x90 [ 569.444591][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.450902][T14102] [ 569.453227][T14102] Uninit was stored to memory at: [ 569.458771][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 569.464609][T14102] __msan_chain_origin+0x50/0x90 [ 569.469548][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.474665][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.479604][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.484106][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.488784][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.494850][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.501011][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.506213][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.511065][T14102] do_SYSENTER_32+0x73/0x90 [ 569.515567][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.521880][T14102] [ 569.524201][T14102] Uninit was stored to memory at: [ 569.529228][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 569.534943][T14102] __msan_chain_origin+0x50/0x90 [ 569.539873][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.545007][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.549944][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.554441][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.559121][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.565192][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.571347][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.576547][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.581401][T14102] do_SYSENTER_32+0x73/0x90 [ 569.585906][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.592217][T14102] [ 569.594542][T14102] Uninit was stored to memory at: [ 569.599571][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 569.605295][T14102] __msan_chain_origin+0x50/0x90 [ 569.610236][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.615348][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.620284][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.624786][T14102] __sys_recvmmsg+0x5dd/0x610 [ 569.629473][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 569.635540][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 569.641696][T14102] __do_fast_syscall_32+0x2af/0x480 [ 569.646898][T14102] do_fast_syscall_32+0x6b/0xd0 [ 569.651752][T14102] do_SYSENTER_32+0x73/0x90 [ 569.656258][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 569.662572][T14102] [ 569.664900][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 569.671574][T14102] do_recvmmsg+0xbf/0x22c0 [ 569.675999][T14102] do_recvmmsg+0xbf/0x22c0 [ 569.861229][T14102] not chained 90000 origins [ 569.865778][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 569.874526][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 569.884574][T14102] Call Trace: [ 569.887886][T14102] dump_stack+0x21c/0x280 [ 569.892235][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 569.897964][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 569.903521][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 569.909595][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.914796][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 569.920615][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.925823][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 569.931634][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.936836][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 569.942385][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 569.948463][T14102] ? _copy_from_user+0x201/0x310 [ 569.953409][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.958623][T14102] __msan_chain_origin+0x50/0x90 [ 569.963568][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 569.968700][T14102] get_compat_msghdr+0x108/0x2b0 [ 569.973657][T14102] do_recvmmsg+0xdbb/0x22c0 [ 569.978196][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.983407][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 569.989320][T14102] ? kmsan_get_metadata+0x116/0x180 [ 569.994516][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 570.000154][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 570.005453][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 570.010223][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 570.014995][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.019691][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.025766][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.031924][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.037132][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.041987][T14102] do_SYSENTER_32+0x73/0x90 [ 570.046504][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.052828][T14102] RIP: 0023:0xf7ff9549 [ 570.056881][T14102] Code: Bad RIP value. [ 570.060956][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 570.069364][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 570.077334][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 570.085314][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 570.093298][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 570.101269][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 570.109244][T14102] Uninit was stored to memory at: [ 570.114273][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 570.119989][T14102] __msan_chain_origin+0x50/0x90 [ 570.124944][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 570.130060][T14102] get_compat_msghdr+0x108/0x2b0 [ 570.134995][T14102] do_recvmmsg+0xdbb/0x22c0 [ 570.139501][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.144191][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.150256][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.156524][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.161727][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.166584][T14102] do_SYSENTER_32+0x73/0x90 [ 570.171089][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.177399][T14102] [ 570.179737][T14102] Uninit was stored to memory at: [ 570.184761][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 570.190484][T14102] __msan_chain_origin+0x50/0x90 [ 570.195422][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 570.200537][T14102] get_compat_msghdr+0x108/0x2b0 [ 570.205479][T14102] do_recvmmsg+0xdbb/0x22c0 [ 570.209982][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.214664][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.220745][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.226899][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.232098][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.236949][T14102] do_SYSENTER_32+0x73/0x90 [ 570.240814][T14116] not chained 100000 origins [ 570.241458][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.246025][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 570.252311][T14102] [ 570.260959][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 570.263267][T14102] Uninit was stored to memory at: [ 570.273304][T14116] Call Trace: [ 570.278320][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 570.281581][T14116] dump_stack+0x21c/0x280 [ 570.287277][T14102] __msan_chain_origin+0x50/0x90 [ 570.291591][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 570.296501][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 570.302194][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 570.307281][T14102] get_compat_msghdr+0x108/0x2b0 [ 570.312801][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 570.317724][T14102] do_recvmmsg+0xdbb/0x22c0 [ 570.323770][T14116] ? kmsan_get_metadata+0x116/0x180 [ 570.328243][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.333423][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 570.338084][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.343863][T14116] ? kmsan_get_metadata+0x116/0x180 [ 570.349909][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.355096][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 570.361225][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.367004][T14116] ? kmsan_get_metadata+0x116/0x180 [ 570.372177][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.377352][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 570.382176][T14102] do_SYSENTER_32+0x73/0x90 [ 570.387699][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 570.392178][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.398231][T14116] ? _copy_from_user+0x201/0x310 [ 570.404516][T14102] [ 570.409443][T14116] ? kmsan_get_metadata+0x116/0x180 [ 570.411746][T14102] Uninit was stored to memory at: [ 570.416943][T14116] __msan_chain_origin+0x50/0x90 [ 570.422033][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 570.426955][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 570.432645][T14102] __msan_chain_origin+0x50/0x90 [ 570.437734][T14116] get_compat_msghdr+0x108/0x2b0 [ 570.442635][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 570.447545][T14116] do_recvmmsg+0xdbb/0x22c0 [ 570.452804][T14102] get_compat_msghdr+0x108/0x2b0 [ 570.457294][T14116] ? update_misfit_status+0x2c/0xc30 [ 570.462202][T14102] do_recvmmsg+0xdbb/0x22c0 [ 570.467463][T14116] ? kmsan_get_metadata+0x116/0x180 [ 570.471938][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.477121][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 570.481772][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.487642][T14116] ? kmsan_get_metadata+0x116/0x180 [ 570.493688][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.498858][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 570.504998][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.510602][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 570.515772][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.521027][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 570.525849][T14102] do_SYSENTER_32+0x73/0x90 [ 570.530583][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 570.535061][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.539792][T14116] __sys_recvmmsg+0x5dd/0x610 [ 570.546078][T14102] [ 570.550743][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.553029][T14102] Uninit was stored to memory at: [ 570.559081][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.564080][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 570.570208][T14116] __do_fast_syscall_32+0x2af/0x480 [ 570.576592][T14102] __msan_chain_origin+0x50/0x90 [ 570.581781][T14116] do_fast_syscall_32+0x6b/0xd0 [ 570.586698][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 570.591527][T14116] do_SYSENTER_32+0x73/0x90 [ 570.596611][T14102] get_compat_msghdr+0x108/0x2b0 [ 570.601087][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.605995][T14102] do_recvmmsg+0xdbb/0x22c0 [ 570.612296][T14116] RIP: 0023:0xf7ff9549 [ 570.616770][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.620813][T14116] Code: Bad RIP value. [ 570.625472][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.629507][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 570.635569][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.643946][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 570.650076][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.658021][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 570.663209][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.671274][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 570.676103][T14102] do_SYSENTER_32+0x73/0x90 [ 570.684044][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 570.688538][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.696481][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 570.702787][T14102] [ 570.710741][T14116] Uninit was stored to memory at: [ 570.713042][T14102] Uninit was stored to memory at: [ 570.718049][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 570.723060][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 570.728751][T14116] __msan_chain_origin+0x50/0x90 [ 570.734456][T14102] __msan_chain_origin+0x50/0x90 [ 570.739485][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 570.744398][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 570.749480][T14116] get_compat_msghdr+0x108/0x2b0 [ 570.754561][T14102] get_compat_msghdr+0x108/0x2b0 [ 570.759473][T14116] do_recvmmsg+0xdbb/0x22c0 [ 570.764384][T14102] do_recvmmsg+0xdbb/0x22c0 [ 570.768860][T14116] __sys_recvmmsg+0x5dd/0x610 [ 570.773335][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.777993][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.782644][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.788683][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.794721][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.800860][T14116] __do_fast_syscall_32+0x2af/0x480 [ 570.806985][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.812161][T14116] do_fast_syscall_32+0x6b/0xd0 [ 570.817330][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.822151][T14116] do_SYSENTER_32+0x73/0x90 [ 570.827060][T14102] do_SYSENTER_32+0x73/0x90 [ 570.831551][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.836029][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.842312][T14116] [ 570.848606][T14102] [ 570.850908][T14116] Uninit was stored to memory at: [ 570.853308][T14102] Uninit was stored to memory at: [ 570.858314][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 570.863308][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 570.868999][T14116] __msan_chain_origin+0x50/0x90 [ 570.874691][T14102] __msan_chain_origin+0x50/0x90 [ 570.879603][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 570.884513][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 570.889604][T14116] get_compat_msghdr+0x108/0x2b0 [ 570.894700][T14102] get_compat_msghdr+0x108/0x2b0 [ 570.899609][T14116] do_recvmmsg+0xdbb/0x22c0 [ 570.904520][T14102] do_recvmmsg+0xdbb/0x22c0 [ 570.909008][T14116] __sys_recvmmsg+0x5dd/0x610 [ 570.913489][T14102] __sys_recvmmsg+0x5dd/0x610 [ 570.918148][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.922799][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 570.928836][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.934872][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 570.940999][T14116] __do_fast_syscall_32+0x2af/0x480 [ 570.947141][T14102] __do_fast_syscall_32+0x2af/0x480 [ 570.952309][T14116] do_fast_syscall_32+0x6b/0xd0 [ 570.957488][T14102] do_fast_syscall_32+0x6b/0xd0 [ 570.962307][T14116] do_SYSENTER_32+0x73/0x90 [ 570.967130][T14102] do_SYSENTER_32+0x73/0x90 [ 570.971608][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.976081][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 570.982368][T14116] [ 570.988666][T14102] [ 570.990985][T14116] Uninit was stored to memory at: [ 570.993291][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 570.998296][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.004938][T14102] do_recvmmsg+0xbf/0x22c0 [ 571.010629][T14116] __msan_chain_origin+0x50/0x90 [ 571.015028][T14102] do_recvmmsg+0xbf/0x22c0 [ 571.019949][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.029426][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.034367][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.038865][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.043561][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.049633][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.055786][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.060989][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.065857][T14116] do_SYSENTER_32+0x73/0x90 [ 571.070360][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.076673][T14116] [ 571.078991][T14116] Uninit was stored to memory at: [ 571.084014][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.089736][T14116] __msan_chain_origin+0x50/0x90 [ 571.094678][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.099786][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.104719][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.109221][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.113901][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.119971][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.126127][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.131324][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.136171][T14116] do_SYSENTER_32+0x73/0x90 [ 571.140674][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.146982][T14116] [ 571.149301][T14116] Uninit was stored to memory at: [ 571.154327][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.160046][T14116] __msan_chain_origin+0x50/0x90 [ 571.164984][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.170095][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.175034][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.179534][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.184226][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.190294][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.196448][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.201646][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.206495][T14116] do_SYSENTER_32+0x73/0x90 [ 571.210997][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.217312][T14116] [ 571.219634][T14116] Uninit was stored to memory at: [ 571.224660][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.230377][T14116] __msan_chain_origin+0x50/0x90 [ 571.235328][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.240440][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.245370][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.249871][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.254550][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.260641][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.266796][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.271995][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.276846][T14116] do_SYSENTER_32+0x73/0x90 [ 571.281348][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.287662][T14116] [ 571.289982][T14116] Uninit was stored to memory at: [ 571.295009][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.300726][T14116] __msan_chain_origin+0x50/0x90 [ 571.305666][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.310777][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.315711][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.320249][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.324930][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.331004][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.337159][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.342360][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.347212][T14116] do_SYSENTER_32+0x73/0x90 [ 571.351716][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.358026][T14116] [ 571.360348][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 571.367019][T14116] do_recvmmsg+0xbf/0x22c0 [ 571.371435][T14116] do_recvmmsg+0xbf/0x22c0 [ 571.575170][T14116] not chained 110000 origins [ 571.579811][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 571.588475][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 571.598533][T14116] Call Trace: [ 571.601849][T14116] dump_stack+0x21c/0x280 [ 571.606194][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 571.612005][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 571.617568][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 571.623647][T14116] ? kmsan_get_metadata+0x116/0x180 [ 571.628854][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 571.634667][T14116] ? kmsan_get_metadata+0x116/0x180 [ 571.639872][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 571.645679][T14116] ? kmsan_get_metadata+0x116/0x180 [ 571.650881][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 571.656439][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 571.662520][T14116] ? _copy_from_user+0x201/0x310 [ 571.667469][T14116] ? kmsan_get_metadata+0x116/0x180 [ 571.672673][T14116] __msan_chain_origin+0x50/0x90 [ 571.677619][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.682756][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.687706][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.692225][T14116] ? update_misfit_status+0x2c/0xc30 [ 571.697526][T14116] ? kmsan_get_metadata+0x116/0x180 [ 571.702742][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 571.708644][T14116] ? kmsan_get_metadata+0x116/0x180 [ 571.713849][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 571.719486][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 571.724775][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 571.729567][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 571.734339][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.739038][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.745122][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.751283][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.756494][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.761492][T14116] do_SYSENTER_32+0x73/0x90 [ 571.766004][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.772328][T14116] RIP: 0023:0xf7ff9549 [ 571.776390][T14116] Code: Bad RIP value. [ 571.780455][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 571.788871][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 571.796842][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 571.804819][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 571.812788][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 571.820758][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 571.828732][T14116] Uninit was stored to memory at: [ 571.833761][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.839483][T14116] __msan_chain_origin+0x50/0x90 [ 571.844430][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.849550][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.854503][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.859015][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.863695][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.869768][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.875926][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.881128][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.885979][T14116] do_SYSENTER_32+0x73/0x90 [ 571.890488][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.896811][T14116] [ 571.899132][T14116] Uninit was stored to memory at: [ 571.904162][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.909884][T14116] __msan_chain_origin+0x50/0x90 [ 571.914832][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.919975][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.924913][T14116] do_recvmmsg+0xdbb/0x22c0 [ 571.929418][T14116] __sys_recvmmsg+0x5dd/0x610 [ 571.934101][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 571.940170][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 571.946325][T14116] __do_fast_syscall_32+0x2af/0x480 [ 571.951532][T14116] do_fast_syscall_32+0x6b/0xd0 [ 571.956385][T14116] do_SYSENTER_32+0x73/0x90 [ 571.963063][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 571.969374][T14116] [ 571.971692][T14116] Uninit was stored to memory at: [ 571.976720][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 571.982444][T14116] __msan_chain_origin+0x50/0x90 [ 571.987383][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 571.992497][T14116] get_compat_msghdr+0x108/0x2b0 [ 571.997439][T14116] do_recvmmsg+0xdbb/0x22c0 [ 572.001942][T14116] __sys_recvmmsg+0x5dd/0x610 [ 572.006625][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 572.012700][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 572.018855][T14116] __do_fast_syscall_32+0x2af/0x480 [ 572.024055][T14116] do_fast_syscall_32+0x6b/0xd0 [ 572.028907][T14116] do_SYSENTER_32+0x73/0x90 [ 572.033416][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 572.039840][T14116] [ 572.042158][T14116] Uninit was stored to memory at: [ 572.047297][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 572.053016][T14116] __msan_chain_origin+0x50/0x90 [ 572.057957][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 572.063069][T14116] get_compat_msghdr+0x108/0x2b0 [ 572.068012][T14116] do_recvmmsg+0xdbb/0x22c0 [ 572.072518][T14116] __sys_recvmmsg+0x5dd/0x610 [ 572.077200][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 572.083272][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 572.089430][T14116] __do_fast_syscall_32+0x2af/0x480 [ 572.094631][T14116] do_fast_syscall_32+0x6b/0xd0 [ 572.099484][T14116] do_SYSENTER_32+0x73/0x90 [ 572.103993][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 572.110307][T14116] [ 572.112635][T14116] Uninit was stored to memory at: [ 572.117682][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 572.123404][T14116] __msan_chain_origin+0x50/0x90 [ 572.128347][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 572.133458][T14116] get_compat_msghdr+0x108/0x2b0 [ 572.138486][T14116] do_recvmmsg+0xdbb/0x22c0 [ 572.142991][T14116] __sys_recvmmsg+0x5dd/0x610 [ 572.147670][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 572.153740][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 572.159898][T14116] __do_fast_syscall_32+0x2af/0x480 [ 572.165099][T14116] do_fast_syscall_32+0x6b/0xd0 [ 572.169949][T14116] do_SYSENTER_32+0x73/0x90 [ 572.174451][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 572.180769][T14116] [ 572.183090][T14116] Uninit was stored to memory at: [ 572.188118][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 572.193838][T14116] __msan_chain_origin+0x50/0x90 [ 572.198781][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 572.203899][T14116] get_compat_msghdr+0x108/0x2b0 [ 572.208835][T14116] do_recvmmsg+0xdbb/0x22c0 [ 572.213343][T14116] __sys_recvmmsg+0x5dd/0x610 [ 572.218022][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 572.224097][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 572.230289][T14116] __do_fast_syscall_32+0x2af/0x480 [ 572.235534][T14116] do_fast_syscall_32+0x6b/0xd0 [ 572.240390][T14116] do_SYSENTER_32+0x73/0x90 [ 572.244895][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 572.251207][T14116] [ 572.253526][T14116] Uninit was stored to memory at: [ 572.258549][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 572.264264][T14116] __msan_chain_origin+0x50/0x90 [ 572.269206][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 572.274317][T14116] get_compat_msghdr+0x108/0x2b0 [ 572.279266][T14116] do_recvmmsg+0xdbb/0x22c0 [ 572.283772][T14116] __sys_recvmmsg+0x5dd/0x610 [ 572.288451][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 572.294523][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 572.300681][T14116] __do_fast_syscall_32+0x2af/0x480 [ 572.305887][T14116] do_fast_syscall_32+0x6b/0xd0 [ 572.310737][T14116] do_SYSENTER_32+0x73/0x90 [ 572.315251][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 572.321561][T14116] [ 572.323881][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 572.330555][T14116] do_recvmmsg+0xbf/0x22c0 [ 572.334970][T14116] do_recvmmsg+0xbf/0x22c0 [ 572.953720][T14102] not chained 120000 origins [ 572.958353][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 572.967023][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 572.977082][T14102] Call Trace: [ 572.980386][T14102] dump_stack+0x21c/0x280 [ 572.984733][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 572.990465][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 572.996012][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 573.002087][T14102] ? kmsan_get_metadata+0x116/0x180 [ 573.007295][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 573.013122][T14102] ? kmsan_get_metadata+0x116/0x180 [ 573.018341][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 573.024154][T14102] ? kmsan_get_metadata+0x116/0x180 [ 573.029362][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 573.034909][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 573.040982][T14102] ? _copy_from_user+0x201/0x310 [ 573.045925][T14102] ? kmsan_get_metadata+0x116/0x180 [ 573.051130][T14102] __msan_chain_origin+0x50/0x90 [ 573.056073][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 573.061207][T14102] get_compat_msghdr+0x108/0x2b0 [ 573.066157][T14102] do_recvmmsg+0xdbb/0x22c0 [ 573.070691][T14102] ? kmsan_get_metadata+0x116/0x180 [ 573.075900][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 573.081799][T14102] ? kmsan_get_metadata+0x116/0x180 [ 573.087004][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 573.092643][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 573.097932][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 573.102698][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 573.107469][T14102] __sys_recvmmsg+0x5dd/0x610 [ 573.112167][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.118247][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.124408][T14102] __do_fast_syscall_32+0x2af/0x480 [ 573.129624][T14102] do_fast_syscall_32+0x6b/0xd0 [ 573.134482][T14102] do_SYSENTER_32+0x73/0x90 [ 573.138986][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.145312][T14102] RIP: 0023:0xf7ff9549 [ 573.149370][T14102] Code: Bad RIP value. [ 573.153428][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 573.161836][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 573.169809][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 573.177777][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 573.185752][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 573.193727][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 573.201708][T14102] Uninit was stored to memory at: [ 573.206751][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 573.209192][T14116] not chained 130000 origins [ 573.212478][T14102] __msan_chain_origin+0x50/0x90 [ 573.217046][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 573.221981][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 573.230614][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 573.235709][T14102] get_compat_msghdr+0x108/0x2b0 [ 573.245731][T14116] Call Trace: [ 573.250661][T14102] do_recvmmsg+0xdbb/0x22c0 [ 573.253933][T14116] dump_stack+0x21c/0x280 [ 573.258404][T14102] __sys_recvmmsg+0x5dd/0x610 [ 573.262720][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 573.267385][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.273081][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 573.279267][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.284806][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 573.290933][T14102] __do_fast_syscall_32+0x2af/0x480 [ 573.296978][T14116] ? kmsan_get_metadata+0x116/0x180 [ 573.302271][T14102] do_fast_syscall_32+0x6b/0xd0 [ 573.307454][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 573.312277][T14102] do_SYSENTER_32+0x73/0x90 [ 573.318056][T14116] ? kmsan_get_metadata+0x116/0x180 [ 573.322531][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.327703][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 573.333988][T14102] [ 573.339791][T14116] ? kmsan_get_metadata+0x116/0x180 [ 573.342085][T14102] Uninit was stored to memory at: [ 573.347266][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 573.352266][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 573.357787][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 573.363488][T14102] __msan_chain_origin+0x50/0x90 [ 573.369531][T14116] ? _copy_from_user+0x201/0x310 [ 573.374439][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 573.379351][T14116] ? kmsan_get_metadata+0x116/0x180 [ 573.384434][T14102] get_compat_msghdr+0x108/0x2b0 [ 573.389615][T14116] __msan_chain_origin+0x50/0x90 [ 573.394522][T14102] do_recvmmsg+0xdbb/0x22c0 [ 573.399446][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 573.403924][T14102] __sys_recvmmsg+0x5dd/0x610 [ 573.409021][T14116] get_compat_msghdr+0x108/0x2b0 [ 573.413672][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.418610][T14116] do_recvmmsg+0xdbb/0x22c0 [ 573.424666][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.429173][T14116] ? update_misfit_status+0x2c/0xc30 [ 573.435300][T14102] __do_fast_syscall_32+0x2af/0x480 [ 573.440559][T14116] ? kmsan_get_metadata+0x116/0x180 [ 573.445749][T14102] do_fast_syscall_32+0x6b/0xd0 [ 573.450924][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 573.456297][T14102] do_SYSENTER_32+0x73/0x90 [ 573.462177][T14116] ? kmsan_get_metadata+0x116/0x180 [ 573.466665][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.471835][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 573.478128][T14102] [ 573.483757][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 573.486052][T14102] Uninit was stored to memory at: [ 573.491323][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 573.496321][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 573.501056][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 573.506745][T14102] __msan_chain_origin+0x50/0x90 [ 573.511482][T14116] __sys_recvmmsg+0x5dd/0x610 [ 573.516392][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 573.521049][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.526128][T14102] get_compat_msghdr+0x108/0x2b0 [ 573.532172][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.537078][T14102] do_recvmmsg+0xdbb/0x22c0 [ 573.543206][T14116] __do_fast_syscall_32+0x2af/0x480 [ 573.547680][T14102] __sys_recvmmsg+0x5dd/0x610 [ 573.552855][T14116] do_fast_syscall_32+0x6b/0xd0 [ 573.557507][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.562332][T14116] do_SYSENTER_32+0x73/0x90 [ 573.568369][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.572859][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.578982][T14102] __do_fast_syscall_32+0x2af/0x480 [ 573.585278][T14116] RIP: 0023:0xf7ff9549 [ 573.590452][T14102] do_fast_syscall_32+0x6b/0xd0 [ 573.594482][T14116] Code: Bad RIP value. [ 573.599314][T14102] do_SYSENTER_32+0x73/0x90 [ 573.603359][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 573.607845][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.616222][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 573.622514][T14102] [ 573.630466][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 573.632766][T14102] Uninit was stored to memory at: [ 573.640719][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 573.645721][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 573.653663][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 573.659358][T14102] __msan_chain_origin+0x50/0x90 [ 573.667301][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 573.672217][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 573.680177][T14116] Uninit was stored to memory at: [ 573.685268][T14102] get_compat_msghdr+0x108/0x2b0 [ 573.690266][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 573.695174][T14102] do_recvmmsg+0xdbb/0x22c0 [ 573.700866][T14116] __msan_chain_origin+0x50/0x90 [ 573.705340][T14102] __sys_recvmmsg+0x5dd/0x610 [ 573.710249][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 573.714902][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.719983][T14116] get_compat_msghdr+0x108/0x2b0 [ 573.726036][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.730945][T14116] do_recvmmsg+0xdbb/0x22c0 [ 573.737083][T14102] __do_fast_syscall_32+0x2af/0x480 [ 573.741573][T14116] __sys_recvmmsg+0x5dd/0x610 [ 573.746757][T14102] do_fast_syscall_32+0x6b/0xd0 [ 573.751408][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.756229][T14102] do_SYSENTER_32+0x73/0x90 [ 573.762273][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.766747][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.772871][T14116] __do_fast_syscall_32+0x2af/0x480 [ 573.779167][T14102] [ 573.784348][T14116] do_fast_syscall_32+0x6b/0xd0 [ 573.786643][T14102] Uninit was stored to memory at: [ 573.791483][T14116] do_SYSENTER_32+0x73/0x90 [ 573.796479][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 573.800953][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.806645][T14102] __msan_chain_origin+0x50/0x90 [ 573.812931][T14116] [ 573.817849][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 573.820145][T14116] Uninit was stored to memory at: [ 573.825247][T14102] get_compat_msghdr+0x108/0x2b0 [ 573.830247][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 573.835153][T14102] do_recvmmsg+0xdbb/0x22c0 [ 573.840844][T14116] __msan_chain_origin+0x50/0x90 [ 573.845427][T14102] __sys_recvmmsg+0x5dd/0x610 [ 573.850337][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 573.854990][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.860072][T14116] get_compat_msghdr+0x108/0x2b0 [ 573.866109][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.871019][T14116] do_recvmmsg+0xdbb/0x22c0 [ 573.877145][T14102] __do_fast_syscall_32+0x2af/0x480 [ 573.881617][T14116] __sys_recvmmsg+0x5dd/0x610 [ 573.886793][T14102] do_fast_syscall_32+0x6b/0xd0 [ 573.891446][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 573.896266][T14102] do_SYSENTER_32+0x73/0x90 [ 573.902339][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 573.906814][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.912938][T14116] __do_fast_syscall_32+0x2af/0x480 [ 573.919224][T14102] [ 573.924414][T14116] do_fast_syscall_32+0x6b/0xd0 [ 573.926707][T14102] Uninit was stored to memory at: [ 573.931551][T14116] do_SYSENTER_32+0x73/0x90 [ 573.936553][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 573.941029][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 573.946815][T14102] __msan_chain_origin+0x50/0x90 [ 573.953106][T14116] [ 573.958025][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 573.960329][T14116] Uninit was stored to memory at: [ 573.965420][T14102] get_compat_msghdr+0x108/0x2b0 [ 573.970425][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 573.975348][T14102] do_recvmmsg+0xdbb/0x22c0 [ 573.981048][T14116] __msan_chain_origin+0x50/0x90 [ 573.985533][T14102] __sys_recvmmsg+0x5dd/0x610 [ 573.990446][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 573.995098][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.000182][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.006222][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.011134][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.017262][T14102] __do_fast_syscall_32+0x2af/0x480 [ 574.021747][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.026920][T14102] do_fast_syscall_32+0x6b/0xd0 [ 574.031585][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.036408][T14102] do_SYSENTER_32+0x73/0x90 [ 574.042451][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.046925][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.053049][T14116] __do_fast_syscall_32+0x2af/0x480 [ 574.059335][T14102] [ 574.064514][T14116] do_fast_syscall_32+0x6b/0xd0 [ 574.066819][T14102] Uninit was stored to memory at: [ 574.071662][T14116] do_SYSENTER_32+0x73/0x90 [ 574.076664][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 574.081137][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.086828][T14102] __msan_chain_origin+0x50/0x90 [ 574.093118][T14116] [ 574.098037][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 574.100331][T14116] Uninit was stored to memory at: [ 574.105424][T14102] get_compat_msghdr+0x108/0x2b0 [ 574.110431][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 574.115339][T14102] do_recvmmsg+0xdbb/0x22c0 [ 574.121029][T14116] __msan_chain_origin+0x50/0x90 [ 574.125515][T14102] __sys_recvmmsg+0x5dd/0x610 [ 574.130428][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 574.135090][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.140171][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.146211][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.151123][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.157260][T14102] __do_fast_syscall_32+0x2af/0x480 [ 574.161734][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.166906][T14102] do_fast_syscall_32+0x6b/0xd0 [ 574.171554][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.176376][T14102] do_SYSENTER_32+0x73/0x90 [ 574.182415][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.186889][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.193013][T14116] __do_fast_syscall_32+0x2af/0x480 [ 574.199299][T14102] [ 574.204481][T14116] do_fast_syscall_32+0x6b/0xd0 [ 574.206782][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 574.211613][T14116] do_SYSENTER_32+0x73/0x90 [ 574.218256][T14102] do_recvmmsg+0xbf/0x22c0 [ 574.222736][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.227128][T14102] do_recvmmsg+0xbf/0x22c0 [ 574.233415][T14116] [ 574.240105][T14116] Uninit was stored to memory at: [ 574.245183][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 574.250907][T14116] __msan_chain_origin+0x50/0x90 [ 574.255841][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 574.260948][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.265887][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.270392][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.275078][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.281254][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.287427][T14116] __do_fast_syscall_32+0x2af/0x480 [ 574.292637][T14116] do_fast_syscall_32+0x6b/0xd0 [ 574.297487][T14116] do_SYSENTER_32+0x73/0x90 [ 574.301991][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.308306][T14116] [ 574.310629][T14116] Uninit was stored to memory at: [ 574.315662][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 574.321386][T14116] __msan_chain_origin+0x50/0x90 [ 574.326320][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 574.331425][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.336360][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.340869][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.345553][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.351621][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.358394][T14116] __do_fast_syscall_32+0x2af/0x480 [ 574.363596][T14116] do_fast_syscall_32+0x6b/0xd0 [ 574.368443][T14116] do_SYSENTER_32+0x73/0x90 [ 574.372947][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.379259][T14116] [ 574.381581][T14116] Uninit was stored to memory at: [ 574.386609][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 574.392332][T14116] __msan_chain_origin+0x50/0x90 [ 574.397273][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 574.402387][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.407317][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.411810][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.416489][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.422549][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.428699][T14116] __do_fast_syscall_32+0x2af/0x480 [ 574.433889][T14116] do_fast_syscall_32+0x6b/0xd0 [ 574.438724][T14116] do_SYSENTER_32+0x73/0x90 [ 574.443219][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.449522][T14116] [ 574.451835][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 574.458616][T14116] do_recvmmsg+0xbf/0x22c0 [ 574.463025][T14116] do_recvmmsg+0xbf/0x22c0 [ 574.629232][T14116] not chained 140000 origins [ 574.633857][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 574.642530][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 574.652583][T14116] Call Trace: [ 574.655882][T14116] dump_stack+0x21c/0x280 [ 574.660228][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 574.665950][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 574.671507][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 574.677587][T14116] ? kmsan_get_metadata+0x116/0x180 [ 574.682791][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 574.688601][T14116] ? kmsan_get_metadata+0x116/0x180 [ 574.693803][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 574.699616][T14116] ? kmsan_get_metadata+0x116/0x180 [ 574.704821][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 574.710371][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 574.716445][T14116] ? _copy_from_user+0x201/0x310 [ 574.721390][T14116] ? kmsan_get_metadata+0x116/0x180 [ 574.726596][T14116] __msan_chain_origin+0x50/0x90 [ 574.731542][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 574.736671][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.741624][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.746137][T14116] ? update_misfit_status+0x2c/0xc30 [ 574.751440][T14116] ? kmsan_get_metadata+0x116/0x180 [ 574.756648][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 574.762552][T14116] ? kmsan_get_metadata+0x116/0x180 [ 574.767761][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 574.773401][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 574.778688][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 574.783452][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 574.788221][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.792916][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.798991][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.805149][T14116] __do_fast_syscall_32+0x2af/0x480 [ 574.810372][T14116] do_fast_syscall_32+0x6b/0xd0 [ 574.815231][T14116] do_SYSENTER_32+0x73/0x90 [ 574.819749][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.826075][T14116] RIP: 0023:0xf7ff9549 [ 574.830130][T14116] Code: Bad RIP value. [ 574.834195][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 574.842603][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 574.850574][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 574.858545][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 574.866513][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 574.874482][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 574.882459][T14116] Uninit was stored to memory at: [ 574.887493][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 574.893216][T14116] __msan_chain_origin+0x50/0x90 [ 574.898155][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 574.903271][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.908211][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.912712][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.917391][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.923467][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 574.929625][T14116] __do_fast_syscall_32+0x2af/0x480 [ 574.934826][T14116] do_fast_syscall_32+0x6b/0xd0 [ 574.939681][T14116] do_SYSENTER_32+0x73/0x90 [ 574.944195][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 574.950504][T14116] [ 574.952823][T14116] Uninit was stored to memory at: [ 574.957847][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 574.963569][T14116] __msan_chain_origin+0x50/0x90 [ 574.968510][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 574.973622][T14116] get_compat_msghdr+0x108/0x2b0 [ 574.978646][T14116] do_recvmmsg+0xdbb/0x22c0 [ 574.983322][T14116] __sys_recvmmsg+0x5dd/0x610 [ 574.988003][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 574.994066][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.000211][T14116] __do_fast_syscall_32+0x2af/0x480 [ 575.005397][T14116] do_fast_syscall_32+0x6b/0xd0 [ 575.010236][T14116] do_SYSENTER_32+0x73/0x90 [ 575.014728][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.021030][T14116] [ 575.023341][T14116] Uninit was stored to memory at: [ 575.028362][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 575.034072][T14116] __msan_chain_origin+0x50/0x90 [ 575.039003][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 575.044101][T14116] get_compat_msghdr+0x108/0x2b0 [ 575.049026][T14116] do_recvmmsg+0xdbb/0x22c0 [ 575.053517][T14116] __sys_recvmmsg+0x5dd/0x610 [ 575.058181][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.064234][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.070376][T14116] __do_fast_syscall_32+0x2af/0x480 [ 575.075563][T14116] do_fast_syscall_32+0x6b/0xd0 [ 575.080400][T14116] do_SYSENTER_32+0x73/0x90 [ 575.084888][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.091191][T14116] [ 575.093503][T14116] Uninit was stored to memory at: [ 575.098517][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 575.104234][T14116] __msan_chain_origin+0x50/0x90 [ 575.109164][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 575.114263][T14116] get_compat_msghdr+0x108/0x2b0 [ 575.119183][T14116] do_recvmmsg+0xdbb/0x22c0 [ 575.123673][T14116] __sys_recvmmsg+0x5dd/0x610 [ 575.128338][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.134401][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.140540][T14116] __do_fast_syscall_32+0x2af/0x480 [ 575.145724][T14116] do_fast_syscall_32+0x6b/0xd0 [ 575.150658][T14116] do_SYSENTER_32+0x73/0x90 [ 575.155151][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.161457][T14116] [ 575.163769][T14116] Uninit was stored to memory at: [ 575.168779][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 575.174483][T14116] __msan_chain_origin+0x50/0x90 [ 575.179409][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 575.184506][T14116] get_compat_msghdr+0x108/0x2b0 [ 575.189429][T14116] do_recvmmsg+0xdbb/0x22c0 [ 575.193916][T14116] __sys_recvmmsg+0x5dd/0x610 [ 575.198582][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.204634][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.210785][T14116] __do_fast_syscall_32+0x2af/0x480 [ 575.215970][T14116] do_fast_syscall_32+0x6b/0xd0 [ 575.220806][T14116] do_SYSENTER_32+0x73/0x90 [ 575.225308][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.231716][T14116] [ 575.234023][T14116] Uninit was stored to memory at: [ 575.239041][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 575.244748][T14116] __msan_chain_origin+0x50/0x90 [ 575.249673][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 575.255153][T14116] get_compat_msghdr+0x108/0x2b0 [ 575.260076][T14116] do_recvmmsg+0xdbb/0x22c0 [ 575.264567][T14116] __sys_recvmmsg+0x5dd/0x610 [ 575.269232][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.275297][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.281444][T14116] __do_fast_syscall_32+0x2af/0x480 [ 575.286634][T14116] do_fast_syscall_32+0x6b/0xd0 [ 575.291474][T14116] do_SYSENTER_32+0x73/0x90 [ 575.295968][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.302273][T14116] [ 575.304587][T14116] Uninit was stored to memory at: [ 575.309620][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 575.315329][T14116] __msan_chain_origin+0x50/0x90 [ 575.320257][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 575.325355][T14116] get_compat_msghdr+0x108/0x2b0 [ 575.330276][T14116] do_recvmmsg+0xdbb/0x22c0 [ 575.334764][T14116] __sys_recvmmsg+0x5dd/0x610 [ 575.339428][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.345480][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.351623][T14116] __do_fast_syscall_32+0x2af/0x480 [ 575.356807][T14116] do_fast_syscall_32+0x6b/0xd0 [ 575.361645][T14116] do_SYSENTER_32+0x73/0x90 [ 575.366135][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.372437][T14116] [ 575.374751][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 575.381410][T14116] do_recvmmsg+0xbf/0x22c0 [ 575.385811][T14116] do_recvmmsg+0xbf/0x22c0 [ 575.538426][T14102] not chained 150000 origins [ 575.543091][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 575.551758][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 575.561810][T14102] Call Trace: [ 575.565135][T14102] dump_stack+0x21c/0x280 [ 575.569480][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 575.575205][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 575.580761][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 575.586836][T14102] ? kmsan_get_metadata+0x116/0x180 [ 575.592045][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 575.597857][T14102] ? kmsan_get_metadata+0x116/0x180 [ 575.603063][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 575.608892][T14102] ? kmsan_get_metadata+0x116/0x180 [ 575.614101][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 575.619667][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 575.625740][T14102] ? _copy_from_user+0x201/0x310 [ 575.630683][T14102] ? kmsan_get_metadata+0x116/0x180 [ 575.635883][T14102] __msan_chain_origin+0x50/0x90 [ 575.640828][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 575.645958][T14102] get_compat_msghdr+0x108/0x2b0 [ 575.650900][T14102] do_recvmmsg+0xdbb/0x22c0 [ 575.655419][T14102] ? kmsan_get_metadata+0x116/0x180 [ 575.660639][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 575.666538][T14102] ? kmsan_get_metadata+0x116/0x180 [ 575.671739][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 575.677386][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 575.682673][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 575.687436][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 575.692210][T14102] __sys_recvmmsg+0x5dd/0x610 [ 575.696905][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.702989][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.709147][T14102] __do_fast_syscall_32+0x2af/0x480 [ 575.714352][T14102] do_fast_syscall_32+0x6b/0xd0 [ 575.719224][T14102] do_SYSENTER_32+0x73/0x90 [ 575.723734][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.730073][T14102] RIP: 0023:0xf7ff9549 [ 575.734148][T14102] Code: Bad RIP value. [ 575.738212][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 575.746625][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 575.754599][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 575.762569][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 575.770538][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 575.778506][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 575.786484][T14102] Uninit was stored to memory at: [ 575.791520][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 575.797238][T14102] __msan_chain_origin+0x50/0x90 [ 575.802178][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 575.807286][T14102] get_compat_msghdr+0x108/0x2b0 [ 575.812222][T14102] do_recvmmsg+0xdbb/0x22c0 [ 575.816724][T14102] __sys_recvmmsg+0x5dd/0x610 [ 575.821399][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.827470][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.833626][T14102] __do_fast_syscall_32+0x2af/0x480 [ 575.838823][T14102] do_fast_syscall_32+0x6b/0xd0 [ 575.843673][T14102] do_SYSENTER_32+0x73/0x90 [ 575.848174][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.854573][T14102] [ 575.856896][T14102] Uninit was stored to memory at: [ 575.861927][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 575.867646][T14102] __msan_chain_origin+0x50/0x90 [ 575.872584][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 575.877692][T14102] get_compat_msghdr+0x108/0x2b0 [ 575.882627][T14102] do_recvmmsg+0xdbb/0x22c0 [ 575.887129][T14102] __sys_recvmmsg+0x5dd/0x610 [ 575.891808][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.897877][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.904036][T14102] __do_fast_syscall_32+0x2af/0x480 [ 575.909235][T14102] do_fast_syscall_32+0x6b/0xd0 [ 575.914093][T14102] do_SYSENTER_32+0x73/0x90 [ 575.918599][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.924909][T14102] [ 575.927226][T14102] Uninit was stored to memory at: [ 575.932253][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 575.937973][T14102] __msan_chain_origin+0x50/0x90 [ 575.942912][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 575.948109][T14102] get_compat_msghdr+0x108/0x2b0 [ 575.953042][T14102] do_recvmmsg+0xdbb/0x22c0 [ 575.957541][T14102] __sys_recvmmsg+0x5dd/0x610 [ 575.962222][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 575.968295][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 575.974557][T14102] __do_fast_syscall_32+0x2af/0x480 [ 575.979762][T14102] do_fast_syscall_32+0x6b/0xd0 [ 575.984614][T14102] do_SYSENTER_32+0x73/0x90 [ 575.989117][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 575.995427][T14102] [ 575.997748][T14102] Uninit was stored to memory at: [ 576.002775][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 576.008491][T14102] __msan_chain_origin+0x50/0x90 [ 576.013426][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 576.018535][T14102] get_compat_msghdr+0x108/0x2b0 [ 576.023473][T14102] do_recvmmsg+0xdbb/0x22c0 [ 576.027972][T14102] __sys_recvmmsg+0x5dd/0x610 [ 576.032649][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 576.038715][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 576.044868][T14102] __do_fast_syscall_32+0x2af/0x480 [ 576.050070][T14102] do_fast_syscall_32+0x6b/0xd0 [ 576.055031][T14102] do_SYSENTER_32+0x73/0x90 [ 576.059533][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 576.065842][T14102] [ 576.068167][T14102] Uninit was stored to memory at: [ 576.073197][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 576.078912][T14102] __msan_chain_origin+0x50/0x90 [ 576.083855][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 576.088970][T14102] get_compat_msghdr+0x108/0x2b0 [ 576.093907][T14102] do_recvmmsg+0xdbb/0x22c0 [ 576.098414][T14102] __sys_recvmmsg+0x5dd/0x610 [ 576.103088][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 576.109151][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 576.115300][T14102] __do_fast_syscall_32+0x2af/0x480 [ 576.120500][T14102] do_fast_syscall_32+0x6b/0xd0 [ 576.125345][T14102] do_SYSENTER_32+0x73/0x90 [ 576.129848][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 576.136159][T14102] [ 576.138477][T14102] Uninit was stored to memory at: [ 576.143506][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 576.149231][T14102] __msan_chain_origin+0x50/0x90 [ 576.154170][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 576.159282][T14102] get_compat_msghdr+0x108/0x2b0 [ 576.164218][T14102] do_recvmmsg+0xdbb/0x22c0 [ 576.168720][T14102] __sys_recvmmsg+0x5dd/0x610 [ 576.173401][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 576.179471][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 576.185626][T14102] __do_fast_syscall_32+0x2af/0x480 [ 576.190838][T14102] do_fast_syscall_32+0x6b/0xd0 [ 576.195690][T14102] do_SYSENTER_32+0x73/0x90 [ 576.200196][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 576.206516][T14102] [ 576.208835][T14102] Uninit was stored to memory at: [ 576.213863][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 576.219576][T14102] __msan_chain_origin+0x50/0x90 [ 576.224513][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 576.229625][T14102] get_compat_msghdr+0x108/0x2b0 [ 576.234559][T14102] do_recvmmsg+0xdbb/0x22c0 [ 576.239070][T14102] __sys_recvmmsg+0x5dd/0x610 [ 576.243743][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 576.249808][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 576.256089][T14102] __do_fast_syscall_32+0x2af/0x480 [ 576.261292][T14102] do_fast_syscall_32+0x6b/0xd0 [ 576.266145][T14102] do_SYSENTER_32+0x73/0x90 [ 576.270647][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 576.276956][T14102] [ 576.279284][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 576.285961][T14102] do_recvmmsg+0xbf/0x22c0 [ 576.290380][T14102] do_recvmmsg+0xbf/0x22c0 [ 576.604737][T14116] not chained 160000 origins [ 576.609373][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 576.618035][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 576.628083][T14116] Call Trace: [ 576.631380][T14116] dump_stack+0x21c/0x280 [ 576.635726][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 576.641447][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 576.647006][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 576.653086][T14116] ? kmsan_get_metadata+0x116/0x180 [ 576.658389][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 576.664200][T14116] ? kmsan_get_metadata+0x116/0x180 [ 576.669404][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 576.675215][T14116] ? kmsan_get_metadata+0x116/0x180 [ 576.680455][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 576.686009][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 576.692088][T14116] ? _copy_from_user+0x201/0x310 [ 576.697033][T14116] ? kmsan_get_metadata+0x116/0x180 [ 576.702235][T14116] __msan_chain_origin+0x50/0x90 [ 576.707182][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 576.712328][T14116] get_compat_msghdr+0x108/0x2b0 [ 576.717277][T14116] do_recvmmsg+0xdbb/0x22c0 [ 576.721788][T14116] ? update_misfit_status+0x2c/0xc30 [ 576.727087][T14116] ? kmsan_get_metadata+0x116/0x180 [ 576.732293][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 576.738215][T14116] ? kmsan_get_metadata+0x116/0x180 [ 576.743414][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 576.749051][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 576.754341][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 576.759109][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 576.763879][T14116] __sys_recvmmsg+0x5dd/0x610 [ 576.768575][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 576.774657][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 576.780819][T14116] __do_fast_syscall_32+0x2af/0x480 [ 576.786031][T14116] do_fast_syscall_32+0x6b/0xd0 [ 576.790890][T14116] do_SYSENTER_32+0x73/0x90 [ 576.795398][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 576.801721][T14116] RIP: 0023:0xf7ff9549 [ 576.805782][T14116] Code: Bad RIP value. [ 576.809843][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 576.818258][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 576.826225][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 576.834201][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 576.842167][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 576.850155][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 576.858135][T14116] Uninit was stored to memory at: [ 576.863171][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 576.868984][T14116] __msan_chain_origin+0x50/0x90 [ 576.873928][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 576.879041][T14116] get_compat_msghdr+0x108/0x2b0 [ 576.883979][T14116] do_recvmmsg+0xdbb/0x22c0 [ 576.888482][T14116] __sys_recvmmsg+0x5dd/0x610 [ 576.893164][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 576.899237][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 576.905390][T14116] __do_fast_syscall_32+0x2af/0x480 [ 576.910590][T14116] do_fast_syscall_32+0x6b/0xd0 [ 576.915442][T14116] do_SYSENTER_32+0x73/0x90 [ 576.919949][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 576.926260][T14116] [ 576.928582][T14116] Uninit was stored to memory at: [ 576.933612][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 576.939372][T14116] __msan_chain_origin+0x50/0x90 [ 576.944332][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 576.949476][T14116] get_compat_msghdr+0x108/0x2b0 [ 576.954412][T14116] do_recvmmsg+0xdbb/0x22c0 [ 576.958912][T14116] __sys_recvmmsg+0x5dd/0x610 [ 576.963590][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 576.969662][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 576.975820][T14116] __do_fast_syscall_32+0x2af/0x480 [ 576.981025][T14116] do_fast_syscall_32+0x6b/0xd0 [ 576.985885][T14116] do_SYSENTER_32+0x73/0x90 [ 576.990395][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 576.996710][T14116] [ 576.999031][T14116] Uninit was stored to memory at: [ 577.004099][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 577.009825][T14116] __msan_chain_origin+0x50/0x90 [ 577.014773][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 577.019890][T14116] get_compat_msghdr+0x108/0x2b0 [ 577.024829][T14116] do_recvmmsg+0xdbb/0x22c0 [ 577.029337][T14116] __sys_recvmmsg+0x5dd/0x610 [ 577.034015][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 577.040199][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 577.046351][T14116] __do_fast_syscall_32+0x2af/0x480 [ 577.051554][T14116] do_fast_syscall_32+0x6b/0xd0 [ 577.056430][T14116] do_SYSENTER_32+0x73/0x90 [ 577.061037][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 577.067361][T14116] [ 577.069683][T14116] Uninit was stored to memory at: [ 577.074711][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 577.080431][T14116] __msan_chain_origin+0x50/0x90 [ 577.085478][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 577.090595][T14116] get_compat_msghdr+0x108/0x2b0 [ 577.095535][T14116] do_recvmmsg+0xdbb/0x22c0 [ 577.100040][T14116] __sys_recvmmsg+0x5dd/0x610 [ 577.104725][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 577.110794][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 577.116949][T14116] __do_fast_syscall_32+0x2af/0x480 [ 577.122144][T14116] do_fast_syscall_32+0x6b/0xd0 [ 577.126997][T14116] do_SYSENTER_32+0x73/0x90 [ 577.131499][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 577.137813][T14116] [ 577.140136][T14116] Uninit was stored to memory at: [ 577.145163][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 577.150897][T14116] __msan_chain_origin+0x50/0x90 [ 577.155840][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 577.160951][T14116] get_compat_msghdr+0x108/0x2b0 [ 577.165888][T14116] do_recvmmsg+0xdbb/0x22c0 [ 577.170394][T14116] __sys_recvmmsg+0x5dd/0x610 [ 577.175075][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 577.181147][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 577.187303][T14116] __do_fast_syscall_32+0x2af/0x480 [ 577.192501][T14116] do_fast_syscall_32+0x6b/0xd0 [ 577.197353][T14116] do_SYSENTER_32+0x73/0x90 [ 577.201865][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 577.208178][T14116] [ 577.210497][T14116] Uninit was stored to memory at: [ 577.215526][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 577.221245][T14116] __msan_chain_origin+0x50/0x90 [ 577.226184][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 577.231293][T14116] get_compat_msghdr+0x108/0x2b0 [ 577.236228][T14116] do_recvmmsg+0xdbb/0x22c0 [ 577.240728][T14116] __sys_recvmmsg+0x5dd/0x610 [ 577.245410][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 577.251479][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 577.257633][T14116] __do_fast_syscall_32+0x2af/0x480 [ 577.262852][T14116] do_fast_syscall_32+0x6b/0xd0 [ 577.267709][T14116] do_SYSENTER_32+0x73/0x90 [ 577.272247][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 577.278669][T14116] [ 577.280993][T14116] Uninit was stored to memory at: [ 577.286022][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 577.291742][T14116] __msan_chain_origin+0x50/0x90 [ 577.296685][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 577.301835][T14116] get_compat_msghdr+0x108/0x2b0 [ 577.306771][T14116] do_recvmmsg+0xdbb/0x22c0 [ 577.311273][T14116] __sys_recvmmsg+0x5dd/0x610 [ 577.315955][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 577.322022][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 577.328174][T14116] __do_fast_syscall_32+0x2af/0x480 [ 577.333373][T14116] do_fast_syscall_32+0x6b/0xd0 [ 577.338226][T14116] do_SYSENTER_32+0x73/0x90 [ 577.342742][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 577.349056][T14116] [ 577.351377][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 577.358048][T14116] do_recvmmsg+0xbf/0x22c0 [ 577.362464][T14116] do_recvmmsg+0xbf/0x22c0 [ 577.688076][T14102] not chained 170000 origins [ 577.692821][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 577.701484][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 577.711634][T14102] Call Trace: [ 577.714933][T14102] dump_stack+0x21c/0x280 [ 577.719270][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 577.724993][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 577.730544][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 577.736622][T14102] ? kmsan_get_metadata+0x116/0x180 [ 577.741828][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 577.747639][T14102] ? kmsan_get_metadata+0x116/0x180 [ 577.752840][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 577.758652][T14102] ? kmsan_get_metadata+0x116/0x180 [ 577.763856][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 577.769437][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 577.775511][T14102] ? _copy_from_user+0x201/0x310 [ 577.780456][T14102] ? kmsan_get_metadata+0x116/0x180 [ 577.785662][T14102] __msan_chain_origin+0x50/0x90 [ 577.790721][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 577.795857][T14102] get_compat_msghdr+0x108/0x2b0 [ 577.800805][T14102] do_recvmmsg+0xdbb/0x22c0 [ 577.805337][T14102] ? kmsan_get_metadata+0x116/0x180 [ 577.810539][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 577.816434][T14102] ? kmsan_get_metadata+0x116/0x180 [ 577.821631][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 577.827352][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 577.832658][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 577.837416][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 577.842180][T14102] __sys_recvmmsg+0x5dd/0x610 [ 577.846872][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 577.852964][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 577.859119][T14102] __do_fast_syscall_32+0x2af/0x480 [ 577.864325][T14102] do_fast_syscall_32+0x6b/0xd0 [ 577.869181][T14102] do_SYSENTER_32+0x73/0x90 [ 577.873692][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 577.880016][T14102] RIP: 0023:0xf7ff9549 [ 577.884080][T14102] Code: Bad RIP value. [ 577.888141][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 577.896552][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 577.904635][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 577.912606][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 577.920575][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 577.928545][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 577.936522][T14102] Uninit was stored to memory at: [ 577.941556][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 577.947285][T14102] __msan_chain_origin+0x50/0x90 [ 577.952232][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 577.957345][T14102] get_compat_msghdr+0x108/0x2b0 [ 577.962281][T14102] do_recvmmsg+0xdbb/0x22c0 [ 577.966788][T14102] __sys_recvmmsg+0x5dd/0x610 [ 577.971474][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 577.977547][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 577.983707][T14102] __do_fast_syscall_32+0x2af/0x480 [ 577.988912][T14102] do_fast_syscall_32+0x6b/0xd0 [ 577.993769][T14102] do_SYSENTER_32+0x73/0x90 [ 577.998276][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.004591][T14102] [ 578.006914][T14102] Uninit was stored to memory at: [ 578.011950][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 578.017674][T14102] __msan_chain_origin+0x50/0x90 [ 578.022615][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 578.027726][T14102] get_compat_msghdr+0x108/0x2b0 [ 578.032662][T14102] do_recvmmsg+0xdbb/0x22c0 [ 578.037163][T14102] __sys_recvmmsg+0x5dd/0x610 [ 578.041842][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 578.047909][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 578.054064][T14102] __do_fast_syscall_32+0x2af/0x480 [ 578.059263][T14102] do_fast_syscall_32+0x6b/0xd0 [ 578.064115][T14102] do_SYSENTER_32+0x73/0x90 [ 578.068621][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.074934][T14102] [ 578.077255][T14102] Uninit was stored to memory at: [ 578.082288][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 578.088011][T14102] __msan_chain_origin+0x50/0x90 [ 578.092952][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 578.098067][T14102] get_compat_msghdr+0x108/0x2b0 [ 578.103010][T14102] do_recvmmsg+0xdbb/0x22c0 [ 578.107511][T14102] __sys_recvmmsg+0x5dd/0x610 [ 578.112183][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 578.118254][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 578.124414][T14102] __do_fast_syscall_32+0x2af/0x480 [ 578.129608][T14102] do_fast_syscall_32+0x6b/0xd0 [ 578.134454][T14102] do_SYSENTER_32+0x73/0x90 [ 578.138955][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.145265][T14102] [ 578.147586][T14102] Uninit was stored to memory at: [ 578.152607][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 578.158323][T14102] __msan_chain_origin+0x50/0x90 [ 578.163264][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 578.168374][T14102] get_compat_msghdr+0x108/0x2b0 [ 578.173312][T14102] do_recvmmsg+0xdbb/0x22c0 [ 578.177927][T14102] __sys_recvmmsg+0x5dd/0x610 [ 578.182608][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 578.188677][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 578.194833][T14102] __do_fast_syscall_32+0x2af/0x480 [ 578.200036][T14102] do_fast_syscall_32+0x6b/0xd0 [ 578.204887][T14102] do_SYSENTER_32+0x73/0x90 [ 578.209424][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.215738][T14102] [ 578.218055][T14102] Uninit was stored to memory at: [ 578.223075][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 578.228796][T14102] __msan_chain_origin+0x50/0x90 [ 578.233736][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 578.238845][T14102] get_compat_msghdr+0x108/0x2b0 [ 578.243779][T14102] do_recvmmsg+0xdbb/0x22c0 [ 578.248287][T14102] __sys_recvmmsg+0x5dd/0x610 [ 578.252970][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 578.259039][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 578.265194][T14102] __do_fast_syscall_32+0x2af/0x480 [ 578.270395][T14102] do_fast_syscall_32+0x6b/0xd0 [ 578.275248][T14102] do_SYSENTER_32+0x73/0x90 [ 578.279752][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.286165][T14102] [ 578.288478][T14102] Uninit was stored to memory at: [ 578.293505][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 578.299218][T14102] __msan_chain_origin+0x50/0x90 [ 578.304151][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 578.309254][T14102] get_compat_msghdr+0x108/0x2b0 [ 578.314812][T14102] do_recvmmsg+0xdbb/0x22c0 [ 578.319301][T14102] __sys_recvmmsg+0x5dd/0x610 [ 578.324400][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 578.330456][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 578.336688][T14102] __do_fast_syscall_32+0x2af/0x480 [ 578.341878][T14102] do_fast_syscall_32+0x6b/0xd0 [ 578.346715][T14102] do_SYSENTER_32+0x73/0x90 [ 578.351207][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.357511][T14102] [ 578.359820][T14102] Uninit was stored to memory at: [ 578.364852][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 578.370570][T14102] __msan_chain_origin+0x50/0x90 [ 578.375506][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 578.380608][T14102] get_compat_msghdr+0x108/0x2b0 [ 578.385532][T14102] do_recvmmsg+0xdbb/0x22c0 [ 578.390041][T14102] __sys_recvmmsg+0x5dd/0x610 [ 578.394707][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 578.400763][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 578.406905][T14102] __do_fast_syscall_32+0x2af/0x480 [ 578.412100][T14102] do_fast_syscall_32+0x6b/0xd0 [ 578.416934][T14102] do_SYSENTER_32+0x73/0x90 [ 578.421546][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.427851][T14102] [ 578.430161][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 578.436821][T14102] do_recvmmsg+0xbf/0x22c0 [ 578.441224][T14102] do_recvmmsg+0xbf/0x22c0 [ 578.792937][T14116] not chained 180000 origins [ 578.797568][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 578.806236][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 578.816288][T14116] Call Trace: [ 578.819585][T14116] dump_stack+0x21c/0x280 [ 578.823922][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 578.829644][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 578.835197][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 578.841272][T14116] ? kmsan_get_metadata+0x116/0x180 [ 578.846476][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 578.852285][T14116] ? kmsan_get_metadata+0x116/0x180 [ 578.857486][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 578.863293][T14116] ? kmsan_get_metadata+0x116/0x180 [ 578.868499][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 578.874052][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 578.880127][T14116] ? _copy_from_user+0x201/0x310 [ 578.885072][T14116] ? kmsan_get_metadata+0x116/0x180 [ 578.890271][T14116] __msan_chain_origin+0x50/0x90 [ 578.895325][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 578.900587][T14116] get_compat_msghdr+0x108/0x2b0 [ 578.905533][T14116] do_recvmmsg+0xdbb/0x22c0 [ 578.910044][T14116] ? update_misfit_status+0x2c/0xc30 [ 578.915344][T14116] ? kmsan_get_metadata+0x116/0x180 [ 578.920545][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 578.926443][T14116] ? kmsan_get_metadata+0x116/0x180 [ 578.931644][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 578.937284][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 578.942573][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 578.947335][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 578.952102][T14116] __sys_recvmmsg+0x5dd/0x610 [ 578.956791][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 578.962868][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 578.969032][T14116] __do_fast_syscall_32+0x2af/0x480 [ 578.974240][T14116] do_fast_syscall_32+0x6b/0xd0 [ 578.979092][T14116] do_SYSENTER_32+0x73/0x90 [ 578.983715][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 578.990040][T14116] RIP: 0023:0xf7ff9549 [ 578.994099][T14116] Code: Bad RIP value. [ 578.998160][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 579.006571][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 579.014543][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 579.022511][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 579.030480][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 579.038447][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 579.046423][T14116] Uninit was stored to memory at: [ 579.051454][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 579.057173][T14116] __msan_chain_origin+0x50/0x90 [ 579.062116][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 579.067229][T14116] get_compat_msghdr+0x108/0x2b0 [ 579.072161][T14116] do_recvmmsg+0xdbb/0x22c0 [ 579.076668][T14116] __sys_recvmmsg+0x5dd/0x610 [ 579.081350][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.087416][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.093573][T14116] __do_fast_syscall_32+0x2af/0x480 [ 579.098769][T14116] do_fast_syscall_32+0x6b/0xd0 [ 579.103622][T14116] do_SYSENTER_32+0x73/0x90 [ 579.108134][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.114481][T14116] [ 579.116810][T14116] Uninit was stored to memory at: [ 579.121835][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 579.127557][T14116] __msan_chain_origin+0x50/0x90 [ 579.132495][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 579.137608][T14116] get_compat_msghdr+0x108/0x2b0 [ 579.142546][T14116] do_recvmmsg+0xdbb/0x22c0 [ 579.147050][T14116] __sys_recvmmsg+0x5dd/0x610 [ 579.151730][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.157803][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.163960][T14116] __do_fast_syscall_32+0x2af/0x480 [ 579.169165][T14116] do_fast_syscall_32+0x6b/0xd0 [ 579.174103][T14116] do_SYSENTER_32+0x73/0x90 [ 579.178611][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.184932][T14116] [ 579.187255][T14116] Uninit was stored to memory at: [ 579.192293][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 579.198017][T14116] __msan_chain_origin+0x50/0x90 [ 579.202961][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 579.208075][T14116] get_compat_msghdr+0x108/0x2b0 [ 579.213018][T14116] do_recvmmsg+0xdbb/0x22c0 [ 579.217530][T14116] __sys_recvmmsg+0x5dd/0x610 [ 579.222218][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.228286][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.234439][T14116] __do_fast_syscall_32+0x2af/0x480 [ 579.239645][T14116] do_fast_syscall_32+0x6b/0xd0 [ 579.244499][T14116] do_SYSENTER_32+0x73/0x90 [ 579.249007][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.255318][T14116] [ 579.257641][T14116] Uninit was stored to memory at: [ 579.262670][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 579.268385][T14116] __msan_chain_origin+0x50/0x90 [ 579.273437][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 579.278552][T14116] get_compat_msghdr+0x108/0x2b0 [ 579.283498][T14116] do_recvmmsg+0xdbb/0x22c0 [ 579.288006][T14116] __sys_recvmmsg+0x5dd/0x610 [ 579.292691][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.298760][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.304920][T14116] __do_fast_syscall_32+0x2af/0x480 [ 579.310125][T14116] do_fast_syscall_32+0x6b/0xd0 [ 579.314977][T14116] do_SYSENTER_32+0x73/0x90 [ 579.319484][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.325800][T14116] [ 579.328127][T14116] Uninit was stored to memory at: [ 579.333158][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 579.339004][T14116] __msan_chain_origin+0x50/0x90 [ 579.343961][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 579.349072][T14116] get_compat_msghdr+0x108/0x2b0 [ 579.354025][T14116] do_recvmmsg+0xdbb/0x22c0 [ 579.358518][T14116] __sys_recvmmsg+0x5dd/0x610 [ 579.363198][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.369267][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.375419][T14116] __do_fast_syscall_32+0x2af/0x480 [ 579.380625][T14116] do_fast_syscall_32+0x6b/0xd0 [ 579.385482][T14116] do_SYSENTER_32+0x73/0x90 [ 579.389987][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.396304][T14116] [ 579.398626][T14116] Uninit was stored to memory at: [ 579.403659][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 579.409383][T14116] __msan_chain_origin+0x50/0x90 [ 579.414328][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 579.419443][T14116] get_compat_msghdr+0x108/0x2b0 [ 579.424379][T14116] do_recvmmsg+0xdbb/0x22c0 [ 579.428878][T14116] __sys_recvmmsg+0x5dd/0x610 [ 579.433557][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.439631][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.445785][T14116] __do_fast_syscall_32+0x2af/0x480 [ 579.450984][T14116] do_fast_syscall_32+0x6b/0xd0 [ 579.455834][T14116] do_SYSENTER_32+0x73/0x90 [ 579.460346][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.466661][T14116] [ 579.468985][T14116] Uninit was stored to memory at: [ 579.474016][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 579.479744][T14116] __msan_chain_origin+0x50/0x90 [ 579.484692][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 579.489803][T14116] get_compat_msghdr+0x108/0x2b0 [ 579.494745][T14116] do_recvmmsg+0xdbb/0x22c0 [ 579.499254][T14116] __sys_recvmmsg+0x5dd/0x610 [ 579.503936][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.510006][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.516167][T14116] __do_fast_syscall_32+0x2af/0x480 [ 579.521371][T14116] do_fast_syscall_32+0x6b/0xd0 [ 579.526226][T14116] do_SYSENTER_32+0x73/0x90 [ 579.530733][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.537044][T14116] [ 579.539363][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 579.546033][T14116] do_recvmmsg+0xbf/0x22c0 [ 579.550448][T14116] do_recvmmsg+0xbf/0x22c0 [ 579.786293][T14102] not chained 190000 origins [ 579.790923][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 579.799592][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 579.809645][T14102] Call Trace: [ 579.813030][T14102] dump_stack+0x21c/0x280 [ 579.817377][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 579.823117][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 579.828668][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 579.834743][T14102] ? kmsan_get_metadata+0x116/0x180 [ 579.839950][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 579.845760][T14102] ? kmsan_get_metadata+0x116/0x180 [ 579.850962][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 579.856775][T14102] ? kmsan_get_metadata+0x116/0x180 [ 579.861978][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 579.867526][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 579.873610][T14102] ? _copy_from_user+0x201/0x310 [ 579.878558][T14102] ? kmsan_get_metadata+0x116/0x180 [ 579.883763][T14102] __msan_chain_origin+0x50/0x90 [ 579.888705][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 579.893837][T14102] get_compat_msghdr+0x108/0x2b0 [ 579.898789][T14102] do_recvmmsg+0xdbb/0x22c0 [ 579.903313][T14102] ? kmsan_get_metadata+0x116/0x180 [ 579.908519][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 579.914428][T14102] ? kmsan_get_metadata+0x116/0x180 [ 579.919645][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 579.925283][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 579.930584][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 579.935356][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 579.940137][T14102] __sys_recvmmsg+0x5dd/0x610 [ 579.944836][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 579.950920][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 579.957086][T14102] __do_fast_syscall_32+0x2af/0x480 [ 579.962302][T14102] do_fast_syscall_32+0x6b/0xd0 [ 579.967159][T14102] do_SYSENTER_32+0x73/0x90 [ 579.971673][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 579.978010][T14102] RIP: 0023:0xf7ff9549 [ 579.982075][T14102] Code: Bad RIP value. [ 579.986146][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 579.994566][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 580.002547][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 580.010524][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 580.018503][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 580.026480][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 580.034460][T14102] Uninit was stored to memory at: [ 580.039492][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 580.045213][T14102] __msan_chain_origin+0x50/0x90 [ 580.050155][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 580.055272][T14102] get_compat_msghdr+0x108/0x2b0 [ 580.060207][T14102] do_recvmmsg+0xdbb/0x22c0 [ 580.064712][T14102] __sys_recvmmsg+0x5dd/0x610 [ 580.069396][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 580.075469][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 580.081628][T14102] __do_fast_syscall_32+0x2af/0x480 [ 580.086853][T14102] do_fast_syscall_32+0x6b/0xd0 [ 580.091707][T14102] do_SYSENTER_32+0x73/0x90 [ 580.096219][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 580.102532][T14102] [ 580.104854][T14102] Uninit was stored to memory at: [ 580.109883][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 580.115602][T14102] __msan_chain_origin+0x50/0x90 [ 580.120544][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 580.125658][T14102] get_compat_msghdr+0x108/0x2b0 [ 580.130594][T14102] do_recvmmsg+0xdbb/0x22c0 [ 580.135103][T14102] __sys_recvmmsg+0x5dd/0x610 [ 580.139785][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 580.145853][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 580.152006][T14102] __do_fast_syscall_32+0x2af/0x480 [ 580.157206][T14102] do_fast_syscall_32+0x6b/0xd0 [ 580.162061][T14102] do_SYSENTER_32+0x73/0x90 [ 580.166583][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 580.172893][T14102] [ 580.175211][T14102] Uninit was stored to memory at: [ 580.180244][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 580.185976][T14102] __msan_chain_origin+0x50/0x90 [ 580.190918][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 580.196030][T14102] get_compat_msghdr+0x108/0x2b0 [ 580.200974][T14102] do_recvmmsg+0xdbb/0x22c0 [ 580.205477][T14102] __sys_recvmmsg+0x5dd/0x610 [ 580.210156][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 580.216225][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 580.222383][T14102] __do_fast_syscall_32+0x2af/0x480 [ 580.227586][T14102] do_fast_syscall_32+0x6b/0xd0 [ 580.232430][T14102] do_SYSENTER_32+0x73/0x90 [ 580.236932][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 580.243244][T14102] [ 580.245567][T14102] Uninit was stored to memory at: [ 580.250590][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 580.256311][T14102] __msan_chain_origin+0x50/0x90 [ 580.261249][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 580.266362][T14102] get_compat_msghdr+0x108/0x2b0 [ 580.271299][T14102] do_recvmmsg+0xdbb/0x22c0 [ 580.275895][T14102] __sys_recvmmsg+0x5dd/0x610 [ 580.280582][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 580.286653][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 580.292809][T14102] __do_fast_syscall_32+0x2af/0x480 [ 580.298023][T14102] do_fast_syscall_32+0x6b/0xd0 [ 580.302881][T14102] do_SYSENTER_32+0x73/0x90 [ 580.307387][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 580.313708][T14102] [ 580.316027][T14102] Uninit was stored to memory at: [ 580.321055][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 580.326778][T14102] __msan_chain_origin+0x50/0x90 [ 580.331721][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 580.336836][T14102] get_compat_msghdr+0x108/0x2b0 [ 580.341777][T14102] do_recvmmsg+0xdbb/0x22c0 [ 580.346283][T14102] __sys_recvmmsg+0x5dd/0x610 [ 580.350974][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 580.357045][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 580.363210][T14102] __do_fast_syscall_32+0x2af/0x480 [ 580.368412][T14102] do_fast_syscall_32+0x6b/0xd0 [ 580.373263][T14102] do_SYSENTER_32+0x73/0x90 [ 580.377769][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 580.384094][T14102] [ 580.386413][T14102] Uninit was stored to memory at: [ 580.391445][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 580.397167][T14102] __msan_chain_origin+0x50/0x90 [ 580.402113][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 580.407229][T14102] get_compat_msghdr+0x108/0x2b0 [ 580.412172][T14102] do_recvmmsg+0xdbb/0x22c0 [ 580.416679][T14102] __sys_recvmmsg+0x5dd/0x610 [ 580.421359][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 580.427432][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 580.433677][T14102] __do_fast_syscall_32+0x2af/0x480 [ 580.438891][T14102] do_fast_syscall_32+0x6b/0xd0 [ 580.443749][T14102] do_SYSENTER_32+0x73/0x90 [ 580.448258][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 580.454572][T14102] [ 580.456894][T14102] Uninit was stored to memory at: [ 580.461924][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 580.467646][T14102] __msan_chain_origin+0x50/0x90 [ 580.472588][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 580.477699][T14102] get_compat_msghdr+0x108/0x2b0 [ 580.482642][T14102] do_recvmmsg+0xdbb/0x22c0 [ 580.487149][T14102] __sys_recvmmsg+0x5dd/0x610 [ 580.491833][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 580.497907][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 580.504065][T14102] __do_fast_syscall_32+0x2af/0x480 [ 580.509267][T14102] do_fast_syscall_32+0x6b/0xd0 [ 580.514121][T14102] do_SYSENTER_32+0x73/0x90 [ 580.518626][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 580.524937][T14102] [ 580.527263][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 580.533935][T14102] do_recvmmsg+0xbf/0x22c0 [ 580.538350][T14102] do_recvmmsg+0xbf/0x22c0 [ 580.861841][T14116] not chained 200000 origins [ 580.866478][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 580.875150][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 580.885220][T14116] Call Trace: [ 580.888532][T14116] dump_stack+0x21c/0x280 [ 580.892883][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 580.898628][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 580.904188][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 580.910268][T14116] ? kmsan_get_metadata+0x116/0x180 [ 580.915475][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 580.921290][T14116] ? kmsan_get_metadata+0x116/0x180 [ 580.926492][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 580.932316][T14116] ? kmsan_get_metadata+0x116/0x180 [ 580.937518][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 580.943156][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 580.949233][T14116] ? _copy_from_user+0x201/0x310 [ 580.954198][T14116] ? kmsan_get_metadata+0x116/0x180 [ 580.959399][T14116] __msan_chain_origin+0x50/0x90 [ 580.964346][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 580.969477][T14116] get_compat_msghdr+0x108/0x2b0 [ 580.974429][T14116] do_recvmmsg+0xdbb/0x22c0 [ 580.978947][T14116] ? update_misfit_status+0x2c/0xc30 [ 580.984248][T14116] ? kmsan_get_metadata+0x116/0x180 [ 580.989461][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 580.995362][T14116] ? kmsan_get_metadata+0x116/0x180 [ 581.000572][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 581.006221][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 581.011517][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 581.016285][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 581.021058][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.025752][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.031832][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.037994][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.043209][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.048068][T14116] do_SYSENTER_32+0x73/0x90 [ 581.052579][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.058910][T14116] RIP: 0023:0xf7ff9549 [ 581.062978][T14116] Code: Bad RIP value. [ 581.067041][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 581.075459][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 581.083434][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 581.091407][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 581.099382][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 581.107356][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 581.115347][T14116] Uninit was stored to memory at: [ 581.120381][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 581.126107][T14116] __msan_chain_origin+0x50/0x90 [ 581.131048][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 581.136162][T14116] get_compat_msghdr+0x108/0x2b0 [ 581.141095][T14116] do_recvmmsg+0xdbb/0x22c0 [ 581.145600][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.150279][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.156355][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.162515][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.167718][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.172580][T14116] do_SYSENTER_32+0x73/0x90 [ 581.177088][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.183403][T14116] [ 581.185725][T14116] Uninit was stored to memory at: [ 581.190757][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 581.196580][T14116] __msan_chain_origin+0x50/0x90 [ 581.201525][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 581.206637][T14116] get_compat_msghdr+0x108/0x2b0 [ 581.211575][T14116] do_recvmmsg+0xdbb/0x22c0 [ 581.216082][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.220763][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.226833][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.232995][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.238214][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.243077][T14116] do_SYSENTER_32+0x73/0x90 [ 581.247584][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.253899][T14116] [ 581.256220][T14116] Uninit was stored to memory at: [ 581.261248][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 581.266969][T14116] __msan_chain_origin+0x50/0x90 [ 581.271927][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 581.277040][T14116] get_compat_msghdr+0x108/0x2b0 [ 581.281982][T14116] do_recvmmsg+0xdbb/0x22c0 [ 581.286487][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.291179][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.297251][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.303410][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.308610][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.313484][T14116] do_SYSENTER_32+0x73/0x90 [ 581.317992][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.324307][T14116] [ 581.326627][T14116] Uninit was stored to memory at: [ 581.331788][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 581.337510][T14116] __msan_chain_origin+0x50/0x90 [ 581.342448][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 581.347560][T14116] get_compat_msghdr+0x108/0x2b0 [ 581.352499][T14116] do_recvmmsg+0xdbb/0x22c0 [ 581.357003][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.361683][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.367757][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.373917][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.379119][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.383971][T14116] do_SYSENTER_32+0x73/0x90 [ 581.388480][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.394790][T14116] [ 581.397112][T14116] Uninit was stored to memory at: [ 581.402143][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 581.407866][T14116] __msan_chain_origin+0x50/0x90 [ 581.412813][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 581.417936][T14116] get_compat_msghdr+0x108/0x2b0 [ 581.422886][T14116] do_recvmmsg+0xdbb/0x22c0 [ 581.427394][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.432066][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.438136][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.444293][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.449496][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.454346][T14116] do_SYSENTER_32+0x73/0x90 [ 581.458853][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.465168][T14116] [ 581.467492][T14116] Uninit was stored to memory at: [ 581.472524][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 581.478252][T14116] __msan_chain_origin+0x50/0x90 [ 581.483193][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 581.488320][T14116] get_compat_msghdr+0x108/0x2b0 [ 581.493256][T14116] do_recvmmsg+0xdbb/0x22c0 [ 581.497755][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.502424][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.508530][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.514682][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.519875][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.524719][T14116] do_SYSENTER_32+0x73/0x90 [ 581.529212][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.535516][T14116] [ 581.537824][T14116] Uninit was stored to memory at: [ 581.542835][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 581.548540][T14116] __msan_chain_origin+0x50/0x90 [ 581.553464][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 581.558560][T14116] get_compat_msghdr+0x108/0x2b0 [ 581.563585][T14116] do_recvmmsg+0xdbb/0x22c0 [ 581.568071][T14116] __sys_recvmmsg+0x5dd/0x610 [ 581.572734][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 581.578790][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 581.584929][T14116] __do_fast_syscall_32+0x2af/0x480 [ 581.590116][T14116] do_fast_syscall_32+0x6b/0xd0 [ 581.594971][T14116] do_SYSENTER_32+0x73/0x90 [ 581.599460][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 581.605761][T14116] [ 581.608073][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 581.614730][T14116] do_recvmmsg+0xbf/0x22c0 [ 581.619134][T14116] do_recvmmsg+0xbf/0x22c0 [ 581.902530][T14102] not chained 210000 origins [ 581.907167][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 581.915836][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 581.925884][T14102] Call Trace: [ 581.929169][T14102] dump_stack+0x21c/0x280 [ 581.933493][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 581.939196][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 581.944729][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 581.950783][T14102] ? kmsan_get_metadata+0x116/0x180 [ 581.955969][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 581.961763][T14102] ? kmsan_get_metadata+0x116/0x180 [ 581.966952][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 581.972749][T14102] ? kmsan_get_metadata+0x116/0x180 [ 581.977936][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 581.983474][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 581.989534][T14102] ? _copy_from_user+0x201/0x310 [ 581.994463][T14102] ? kmsan_get_metadata+0x116/0x180 [ 581.999652][T14102] __msan_chain_origin+0x50/0x90 [ 582.004585][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.009702][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.014642][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.019158][T14102] ? kmsan_get_metadata+0x116/0x180 [ 582.024348][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 582.030231][T14102] ? kmsan_get_metadata+0x116/0x180 [ 582.035417][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 582.041042][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 582.046317][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 582.051073][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 582.055831][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.060509][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.066572][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.072720][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.077914][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.082755][T14102] do_SYSENTER_32+0x73/0x90 [ 582.087250][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.093561][T14102] RIP: 0023:0xf7ff9549 [ 582.097614][T14102] Code: Bad RIP value. [ 582.101662][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 582.110062][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 582.118018][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 582.125974][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 582.133931][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 582.141884][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 582.149845][T14102] Uninit was stored to memory at: [ 582.154861][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 582.160565][T14102] __msan_chain_origin+0x50/0x90 [ 582.165495][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.170595][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.175533][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.180021][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.184696][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.190748][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.196886][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.202070][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.206909][T14102] do_SYSENTER_32+0x73/0x90 [ 582.211415][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.217723][T14102] [ 582.220033][T14102] Uninit was stored to memory at: [ 582.225044][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 582.230751][T14102] __msan_chain_origin+0x50/0x90 [ 582.235686][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.240784][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.245727][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.250219][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.254886][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.260956][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.267104][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.272295][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.277135][T14102] do_SYSENTER_32+0x73/0x90 [ 582.281626][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.287929][T14102] [ 582.290240][T14102] Uninit was stored to memory at: [ 582.295257][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 582.300960][T14102] __msan_chain_origin+0x50/0x90 [ 582.305885][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.311002][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.315936][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.320424][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.325092][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.331147][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.337285][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.342468][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.347306][T14102] do_SYSENTER_32+0x73/0x90 [ 582.351796][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.358095][T14102] [ 582.360405][T14102] Uninit was stored to memory at: [ 582.365417][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 582.371123][T14102] __msan_chain_origin+0x50/0x90 [ 582.376047][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.381142][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.386062][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.390550][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.395232][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.401313][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.407473][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.412665][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.417510][T14102] do_SYSENTER_32+0x73/0x90 [ 582.422005][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.428309][T14102] [ 582.430620][T14102] Uninit was stored to memory at: [ 582.435633][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 582.441341][T14102] __msan_chain_origin+0x50/0x90 [ 582.446284][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.451385][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.456310][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.460799][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.465474][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.471535][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.477677][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.482865][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.487702][T14102] do_SYSENTER_32+0x73/0x90 [ 582.492211][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.498513][T14102] [ 582.500824][T14102] Uninit was stored to memory at: [ 582.505837][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 582.511542][T14102] __msan_chain_origin+0x50/0x90 [ 582.516467][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.521582][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.526505][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.531004][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.535665][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.541714][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.547852][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.553035][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.557871][T14102] do_SYSENTER_32+0x73/0x90 [ 582.562363][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.568669][T14102] [ 582.570981][T14102] Uninit was stored to memory at: [ 582.575994][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 582.581699][T14102] __msan_chain_origin+0x50/0x90 [ 582.586621][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 582.591721][T14102] get_compat_msghdr+0x108/0x2b0 [ 582.596643][T14102] do_recvmmsg+0xdbb/0x22c0 [ 582.601134][T14102] __sys_recvmmsg+0x5dd/0x610 [ 582.605799][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 582.611853][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 582.617991][T14102] __do_fast_syscall_32+0x2af/0x480 [ 582.623175][T14102] do_fast_syscall_32+0x6b/0xd0 [ 582.628028][T14102] do_SYSENTER_32+0x73/0x90 [ 582.632517][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 582.638820][T14102] [ 582.641130][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 582.647785][T14102] do_recvmmsg+0xbf/0x22c0 [ 582.652186][T14102] do_recvmmsg+0xbf/0x22c0 [ 583.043406][T14116] not chained 220000 origins [ 583.048040][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 583.056704][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 583.066754][T14116] Call Trace: [ 583.070057][T14116] dump_stack+0x21c/0x280 [ 583.074399][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 583.080128][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 583.085681][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 583.091757][T14116] ? kmsan_get_metadata+0x116/0x180 [ 583.096960][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 583.102772][T14116] ? kmsan_get_metadata+0x116/0x180 [ 583.107978][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 583.113786][T14116] ? kmsan_get_metadata+0x116/0x180 [ 583.118983][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 583.124531][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 583.130603][T14116] ? _copy_from_user+0x201/0x310 [ 583.135557][T14116] ? kmsan_get_metadata+0x116/0x180 [ 583.140753][T14116] __msan_chain_origin+0x50/0x90 [ 583.145726][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.150856][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.155803][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.160319][T14116] ? update_misfit_status+0x2c/0xc30 [ 583.165615][T14116] ? kmsan_get_metadata+0x116/0x180 [ 583.170821][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 583.176716][T14116] ? kmsan_get_metadata+0x116/0x180 [ 583.181917][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 583.187551][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 583.192841][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 583.197604][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 583.202373][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.207091][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.213171][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.219331][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.224544][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.229406][T14116] do_SYSENTER_32+0x73/0x90 [ 583.233923][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.240337][T14116] RIP: 0023:0xf7ff9549 [ 583.244398][T14116] Code: Bad RIP value. [ 583.248456][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 583.256864][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 583.264836][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 583.272804][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 583.280775][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 583.288744][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 583.296719][T14116] Uninit was stored to memory at: [ 583.301752][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 583.307494][T14116] __msan_chain_origin+0x50/0x90 [ 583.312431][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.317548][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.322483][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.326989][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.331676][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.337751][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.343908][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.349106][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.353959][T14116] do_SYSENTER_32+0x73/0x90 [ 583.358466][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.364778][T14116] [ 583.367100][T14116] Uninit was stored to memory at: [ 583.372126][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 583.377846][T14116] __msan_chain_origin+0x50/0x90 [ 583.382784][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.387898][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.392834][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.397354][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.402045][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.408113][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.414270][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.419561][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.424410][T14116] do_SYSENTER_32+0x73/0x90 [ 583.428912][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.435227][T14116] [ 583.437558][T14116] Uninit was stored to memory at: [ 583.442588][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 583.448306][T14116] __msan_chain_origin+0x50/0x90 [ 583.453258][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.458373][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.463312][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.467824][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.472498][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.478566][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.484719][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.489923][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.494773][T14116] do_SYSENTER_32+0x73/0x90 [ 583.499277][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.505588][T14116] [ 583.507906][T14116] Uninit was stored to memory at: [ 583.512931][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 583.518650][T14116] __msan_chain_origin+0x50/0x90 [ 583.523588][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.528701][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.533642][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.538148][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.542831][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.548901][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.555054][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.560257][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.565113][T14116] do_SYSENTER_32+0x73/0x90 [ 583.569618][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.575931][T14116] [ 583.578252][T14116] Uninit was stored to memory at: [ 583.583291][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 583.589013][T14116] __msan_chain_origin+0x50/0x90 [ 583.593951][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.599063][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.603997][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.608501][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.613180][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.619289][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.625440][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.630642][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.635493][T14116] do_SYSENTER_32+0x73/0x90 [ 583.639998][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.646308][T14116] [ 583.648629][T14116] Uninit was stored to memory at: [ 583.653659][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 583.659374][T14116] __msan_chain_origin+0x50/0x90 [ 583.664312][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.669419][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.674354][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.678852][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.683532][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.689596][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.695751][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.700955][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.705810][T14116] do_SYSENTER_32+0x73/0x90 [ 583.710313][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.716624][T14116] [ 583.718942][T14116] Uninit was stored to memory at: [ 583.723973][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 583.729691][T14116] __msan_chain_origin+0x50/0x90 [ 583.734632][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 583.739749][T14116] get_compat_msghdr+0x108/0x2b0 [ 583.744686][T14116] do_recvmmsg+0xdbb/0x22c0 [ 583.749190][T14116] __sys_recvmmsg+0x5dd/0x610 [ 583.753874][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 583.759951][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 583.766103][T14116] __do_fast_syscall_32+0x2af/0x480 [ 583.771299][T14116] do_fast_syscall_32+0x6b/0xd0 [ 583.776144][T14116] do_SYSENTER_32+0x73/0x90 [ 583.780675][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 583.786993][T14116] [ 583.789316][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 583.795985][T14116] do_recvmmsg+0xbf/0x22c0 [ 583.800399][T14116] do_recvmmsg+0xbf/0x22c0 [ 584.011694][T14116] not chained 230000 origins [ 584.016326][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 584.025009][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 584.035063][T14116] Call Trace: [ 584.038366][T14116] dump_stack+0x21c/0x280 [ 584.042707][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 584.048433][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 584.053986][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 584.060062][T14116] ? kmsan_get_metadata+0x116/0x180 [ 584.065265][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 584.071081][T14116] ? kmsan_get_metadata+0x116/0x180 [ 584.076288][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 584.082098][T14116] ? kmsan_get_metadata+0x116/0x180 [ 584.087303][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 584.092853][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 584.098929][T14116] ? _copy_from_user+0x201/0x310 [ 584.103870][T14116] ? kmsan_get_metadata+0x116/0x180 [ 584.109072][T14116] __msan_chain_origin+0x50/0x90 [ 584.114020][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.119149][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.124106][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.128621][T14116] ? update_misfit_status+0x2c/0xc30 [ 584.133919][T14116] ? kmsan_get_metadata+0x116/0x180 [ 584.139122][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 584.145023][T14116] ? kmsan_get_metadata+0x116/0x180 [ 584.150224][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 584.155860][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 584.161257][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 584.166025][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 584.170794][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.175487][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.181566][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.187726][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.192935][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.197799][T14116] do_SYSENTER_32+0x73/0x90 [ 584.202312][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.208635][T14116] RIP: 0023:0xf7ff9549 [ 584.212693][T14116] Code: Bad RIP value. [ 584.216756][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 584.225172][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 584.233143][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 584.241115][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 584.249171][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 584.257138][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 584.265115][T14116] Uninit was stored to memory at: [ 584.270148][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 584.275882][T14116] __msan_chain_origin+0x50/0x90 [ 584.280822][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.285934][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.290871][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.295372][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.300058][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.306127][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.312314][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.317525][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.322377][T14116] do_SYSENTER_32+0x73/0x90 [ 584.326884][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.333198][T14116] [ 584.335521][T14116] Uninit was stored to memory at: [ 584.340548][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 584.346274][T14116] __msan_chain_origin+0x50/0x90 [ 584.351214][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.356334][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.361275][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.365778][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.370460][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.376663][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.382821][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.388023][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.392880][T14116] do_SYSENTER_32+0x73/0x90 [ 584.397387][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.403721][T14116] [ 584.406044][T14116] Uninit was stored to memory at: [ 584.411097][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 584.416824][T14116] __msan_chain_origin+0x50/0x90 [ 584.421854][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.426966][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.431903][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.436402][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.441080][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.447152][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.453318][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.458521][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.463377][T14116] do_SYSENTER_32+0x73/0x90 [ 584.467883][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.474196][T14116] [ 584.476517][T14116] Uninit was stored to memory at: [ 584.481555][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 584.487274][T14116] __msan_chain_origin+0x50/0x90 [ 584.492214][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.497352][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.502375][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.506881][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.511562][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.517631][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.523791][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.528991][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.533842][T14116] do_SYSENTER_32+0x73/0x90 [ 584.538346][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.544657][T14116] [ 584.546979][T14116] Uninit was stored to memory at: [ 584.552008][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 584.557727][T14116] __msan_chain_origin+0x50/0x90 [ 584.562669][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.567784][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.572724][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.577225][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.581908][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.587977][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.594132][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.599336][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.604191][T14116] do_SYSENTER_32+0x73/0x90 [ 584.608694][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.615004][T14116] [ 584.617321][T14116] Uninit was stored to memory at: [ 584.622345][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 584.628061][T14116] __msan_chain_origin+0x50/0x90 [ 584.633114][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.638233][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.643169][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.647672][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.652357][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.658422][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.664576][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.669775][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.674627][T14116] do_SYSENTER_32+0x73/0x90 [ 584.679132][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.685449][T14116] [ 584.687766][T14116] Uninit was stored to memory at: [ 584.692793][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 584.698511][T14116] __msan_chain_origin+0x50/0x90 [ 584.703447][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 584.708560][T14116] get_compat_msghdr+0x108/0x2b0 [ 584.713506][T14116] do_recvmmsg+0xdbb/0x22c0 [ 584.718000][T14116] __sys_recvmmsg+0x5dd/0x610 [ 584.722678][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 584.728748][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 584.734915][T14116] __do_fast_syscall_32+0x2af/0x480 [ 584.740118][T14116] do_fast_syscall_32+0x6b/0xd0 [ 584.744973][T14116] do_SYSENTER_32+0x73/0x90 [ 584.749479][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 584.755788][T14116] [ 584.758107][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 584.764781][T14116] do_recvmmsg+0xbf/0x22c0 [ 584.769196][T14116] do_recvmmsg+0xbf/0x22c0 [ 585.076241][T14102] not chained 240000 origins [ 585.080868][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 585.089529][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 585.099602][T14102] Call Trace: [ 585.102899][T14102] dump_stack+0x21c/0x280 [ 585.107243][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 585.112967][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 585.118522][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 585.124600][T14102] ? kmsan_get_metadata+0x116/0x180 [ 585.129799][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 585.135625][T14102] ? kmsan_get_metadata+0x116/0x180 [ 585.140828][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 585.146637][T14102] ? kmsan_get_metadata+0x116/0x180 [ 585.151836][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 585.157383][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 585.163457][T14102] ? _copy_from_user+0x201/0x310 [ 585.168397][T14102] ? kmsan_get_metadata+0x116/0x180 [ 585.173599][T14102] __msan_chain_origin+0x50/0x90 [ 585.178544][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.183674][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.188628][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.193148][T14102] ? kmsan_get_metadata+0x116/0x180 [ 585.198352][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 585.204253][T14102] ? kmsan_get_metadata+0x116/0x180 [ 585.209452][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 585.215096][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 585.220394][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 585.225154][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 585.229908][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.234590][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.240659][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.246808][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.252005][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.256849][T14102] do_SYSENTER_32+0x73/0x90 [ 585.261435][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.267750][T14102] RIP: 0023:0xf7ff9549 [ 585.271801][T14102] Code: Bad RIP value. [ 585.275852][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 585.284250][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 585.292210][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 585.300166][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 585.308139][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 585.316095][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 585.324060][T14102] Uninit was stored to memory at: [ 585.329075][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 585.334782][T14102] __msan_chain_origin+0x50/0x90 [ 585.339705][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.344803][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.349722][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.354215][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.358899][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.364955][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.371096][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.376280][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.381118][T14102] do_SYSENTER_32+0x73/0x90 [ 585.385609][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.391915][T14102] [ 585.394224][T14102] Uninit was stored to memory at: [ 585.399242][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 585.404949][T14102] __msan_chain_origin+0x50/0x90 [ 585.409883][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.414982][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.419907][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.424396][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.429064][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.435116][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.441256][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.446441][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.451281][T14102] do_SYSENTER_32+0x73/0x90 [ 585.455776][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.462075][T14102] [ 585.464383][T14102] Uninit was stored to memory at: [ 585.469397][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 585.475104][T14102] __msan_chain_origin+0x50/0x90 [ 585.480028][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.485132][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.490055][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.494545][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.499223][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.505277][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.511419][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.516610][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.521446][T14102] do_SYSENTER_32+0x73/0x90 [ 585.525934][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.532237][T14102] [ 585.534547][T14102] Uninit was stored to memory at: [ 585.539563][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 585.545374][T14102] __msan_chain_origin+0x50/0x90 [ 585.550297][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.555390][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.560310][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.564795][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.569455][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.575506][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.581646][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.586828][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.591663][T14102] do_SYSENTER_32+0x73/0x90 [ 585.596151][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.602454][T14102] [ 585.604766][T14102] Uninit was stored to memory at: [ 585.609789][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 585.615491][T14102] __msan_chain_origin+0x50/0x90 [ 585.620415][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.625512][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.630433][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.634925][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.639587][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.645642][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.651782][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.656964][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.661800][T14102] do_SYSENTER_32+0x73/0x90 [ 585.666289][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.672591][T14102] [ 585.674901][T14102] Uninit was stored to memory at: [ 585.679911][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 585.685615][T14102] __msan_chain_origin+0x50/0x90 [ 585.690537][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.695628][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.700550][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.705040][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.709704][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.715758][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.721897][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.727082][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.731919][T14102] do_SYSENTER_32+0x73/0x90 [ 585.736411][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.742714][T14102] [ 585.745029][T14102] Uninit was stored to memory at: [ 585.750039][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 585.755742][T14102] __msan_chain_origin+0x50/0x90 [ 585.760664][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 585.765760][T14102] get_compat_msghdr+0x108/0x2b0 [ 585.770680][T14102] do_recvmmsg+0xdbb/0x22c0 [ 585.775167][T14102] __sys_recvmmsg+0x5dd/0x610 [ 585.779831][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 585.785884][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 585.792021][T14102] __do_fast_syscall_32+0x2af/0x480 [ 585.797202][T14102] do_fast_syscall_32+0x6b/0xd0 [ 585.802993][T14102] do_SYSENTER_32+0x73/0x90 [ 585.807481][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 585.813798][T14102] [ 585.816109][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 585.822767][T14102] do_recvmmsg+0xbf/0x22c0 [ 585.827167][T14102] do_recvmmsg+0xbf/0x22c0 [ 586.650940][T14116] not chained 250000 origins [ 586.655565][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 586.664225][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 586.674271][T14116] Call Trace: [ 586.677568][T14116] dump_stack+0x21c/0x280 [ 586.681905][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 586.687627][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 586.693196][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 586.699268][T14116] ? kmsan_get_metadata+0x116/0x180 [ 586.704476][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 586.710283][T14116] ? kmsan_get_metadata+0x116/0x180 [ 586.715573][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 586.721385][T14116] ? kmsan_get_metadata+0x116/0x180 [ 586.726594][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 586.732143][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 586.738212][T14116] ? _copy_from_user+0x201/0x310 [ 586.743155][T14116] ? kmsan_get_metadata+0x116/0x180 [ 586.748451][T14116] __msan_chain_origin+0x50/0x90 [ 586.753400][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 586.758529][T14116] get_compat_msghdr+0x108/0x2b0 [ 586.763486][T14116] do_recvmmsg+0xdbb/0x22c0 [ 586.767997][T14116] ? update_misfit_status+0x2c/0xc30 [ 586.773292][T14116] ? kmsan_get_metadata+0x116/0x180 [ 586.778491][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 586.784385][T14116] ? kmsan_get_metadata+0x116/0x180 [ 586.789593][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 586.795240][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 586.800525][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 586.805290][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 586.810058][T14116] __sys_recvmmsg+0x5dd/0x610 [ 586.814764][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 586.820854][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 586.827011][T14116] __do_fast_syscall_32+0x2af/0x480 [ 586.832220][T14116] do_fast_syscall_32+0x6b/0xd0 [ 586.837076][T14116] do_SYSENTER_32+0x73/0x90 [ 586.841581][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 586.847902][T14116] RIP: 0023:0xf7ff9549 [ 586.851954][T14116] Code: Bad RIP value. [ 586.856010][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 586.864418][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 586.872391][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 586.880359][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 586.888331][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 586.896298][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 586.904272][T14116] Uninit was stored to memory at: [ 586.909301][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 586.915034][T14116] __msan_chain_origin+0x50/0x90 [ 586.919976][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 586.925088][T14116] get_compat_msghdr+0x108/0x2b0 [ 586.930023][T14116] do_recvmmsg+0xdbb/0x22c0 [ 586.934525][T14116] __sys_recvmmsg+0x5dd/0x610 [ 586.939208][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 586.945278][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 586.951519][T14116] __do_fast_syscall_32+0x2af/0x480 [ 586.956717][T14116] do_fast_syscall_32+0x6b/0xd0 [ 586.961567][T14116] do_SYSENTER_32+0x73/0x90 [ 586.966075][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 586.972391][T14116] [ 586.974717][T14116] Uninit was stored to memory at: [ 586.979743][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 586.985463][T14116] __msan_chain_origin+0x50/0x90 [ 586.990399][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 586.995518][T14116] get_compat_msghdr+0x108/0x2b0 [ 587.000456][T14116] do_recvmmsg+0xdbb/0x22c0 [ 587.004958][T14116] __sys_recvmmsg+0x5dd/0x610 [ 587.009634][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.015697][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.021847][T14116] __do_fast_syscall_32+0x2af/0x480 [ 587.027043][T14116] do_fast_syscall_32+0x6b/0xd0 [ 587.031903][T14116] do_SYSENTER_32+0x73/0x90 [ 587.036402][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.042719][T14116] [ 587.045039][T14116] Uninit was stored to memory at: [ 587.050062][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 587.055778][T14116] __msan_chain_origin+0x50/0x90 [ 587.060717][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 587.065832][T14116] get_compat_msghdr+0x108/0x2b0 [ 587.070765][T14116] do_recvmmsg+0xdbb/0x22c0 [ 587.075264][T14116] __sys_recvmmsg+0x5dd/0x610 [ 587.079944][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.086015][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.092166][T14116] __do_fast_syscall_32+0x2af/0x480 [ 587.097360][T14116] do_fast_syscall_32+0x6b/0xd0 [ 587.102208][T14116] do_SYSENTER_32+0x73/0x90 [ 587.106716][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.113030][T14116] [ 587.115350][T14116] Uninit was stored to memory at: [ 587.120375][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 587.126097][T14116] __msan_chain_origin+0x50/0x90 [ 587.131038][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 587.136146][T14116] get_compat_msghdr+0x108/0x2b0 [ 587.141081][T14116] do_recvmmsg+0xdbb/0x22c0 [ 587.145584][T14116] __sys_recvmmsg+0x5dd/0x610 [ 587.150265][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.156329][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.162617][T14116] __do_fast_syscall_32+0x2af/0x480 [ 587.167826][T14116] do_fast_syscall_32+0x6b/0xd0 [ 587.172762][T14116] do_SYSENTER_32+0x73/0x90 [ 587.177291][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.183614][T14116] [ 587.185936][T14116] Uninit was stored to memory at: [ 587.190961][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 587.196681][T14116] __msan_chain_origin+0x50/0x90 [ 587.201625][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 587.206732][T14116] get_compat_msghdr+0x108/0x2b0 [ 587.211666][T14116] do_recvmmsg+0xdbb/0x22c0 [ 587.216168][T14116] __sys_recvmmsg+0x5dd/0x610 [ 587.220849][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.226918][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.233085][T14116] __do_fast_syscall_32+0x2af/0x480 [ 587.238279][T14116] do_fast_syscall_32+0x6b/0xd0 [ 587.243128][T14116] do_SYSENTER_32+0x73/0x90 [ 587.247634][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.253945][T14116] [ 587.256266][T14116] Uninit was stored to memory at: [ 587.261374][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 587.267089][T14116] __msan_chain_origin+0x50/0x90 [ 587.272043][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 587.277154][T14116] get_compat_msghdr+0x108/0x2b0 [ 587.282092][T14116] do_recvmmsg+0xdbb/0x22c0 [ 587.286597][T14116] __sys_recvmmsg+0x5dd/0x610 [ 587.291274][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.297340][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.303497][T14116] __do_fast_syscall_32+0x2af/0x480 [ 587.308692][T14116] do_fast_syscall_32+0x6b/0xd0 [ 587.313537][T14116] do_SYSENTER_32+0x73/0x90 [ 587.318039][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.324349][T14116] [ 587.326671][T14116] Uninit was stored to memory at: [ 587.331706][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 587.337423][T14116] __msan_chain_origin+0x50/0x90 [ 587.342383][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 587.347501][T14116] get_compat_msghdr+0x108/0x2b0 [ 587.352434][T14116] do_recvmmsg+0xdbb/0x22c0 [ 587.356941][T14116] __sys_recvmmsg+0x5dd/0x610 [ 587.361640][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.367708][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.373865][T14116] __do_fast_syscall_32+0x2af/0x480 [ 587.379076][T14116] do_fast_syscall_32+0x6b/0xd0 [ 587.383936][T14116] do_SYSENTER_32+0x73/0x90 [ 587.388446][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.394761][T14116] [ 587.397080][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 587.403754][T14116] do_recvmmsg+0xbf/0x22c0 [ 587.408167][T14116] do_recvmmsg+0xbf/0x22c0 [ 587.568373][T14102] not chained 260000 origins [ 587.573002][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 587.581664][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 587.591719][T14102] Call Trace: [ 587.595019][T14102] dump_stack+0x21c/0x280 [ 587.599360][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 587.605090][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 587.610644][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 587.616720][T14102] ? kmsan_get_metadata+0x116/0x180 [ 587.622020][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 587.627931][T14102] ? kmsan_get_metadata+0x116/0x180 [ 587.633132][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 587.638952][T14102] ? kmsan_get_metadata+0x116/0x180 [ 587.644151][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 587.649721][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 587.655797][T14102] ? _copy_from_user+0x201/0x310 [ 587.660737][T14102] ? kmsan_get_metadata+0x116/0x180 [ 587.665938][T14102] __msan_chain_origin+0x50/0x90 [ 587.670883][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 587.676013][T14102] get_compat_msghdr+0x108/0x2b0 [ 587.680970][T14102] do_recvmmsg+0xdbb/0x22c0 [ 587.685491][T14102] ? kmsan_get_metadata+0x116/0x180 [ 587.690694][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 587.696595][T14102] ? kmsan_get_metadata+0x116/0x180 [ 587.701800][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 587.707458][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 587.712747][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 587.717538][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 587.722307][T14102] __sys_recvmmsg+0x5dd/0x610 [ 587.727001][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.733091][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.739266][T14102] __do_fast_syscall_32+0x2af/0x480 [ 587.744474][T14102] do_fast_syscall_32+0x6b/0xd0 [ 587.749332][T14102] do_SYSENTER_32+0x73/0x90 [ 587.753843][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.760173][T14102] RIP: 0023:0xf7ff9549 [ 587.764230][T14102] Code: Bad RIP value. [ 587.768290][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 587.776697][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 587.784665][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 587.792635][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 587.800604][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 587.808578][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 587.816556][T14102] Uninit was stored to memory at: [ 587.821601][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 587.827332][T14102] __msan_chain_origin+0x50/0x90 [ 587.832272][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 587.837384][T14102] get_compat_msghdr+0x108/0x2b0 [ 587.842322][T14102] do_recvmmsg+0xdbb/0x22c0 [ 587.846820][T14102] __sys_recvmmsg+0x5dd/0x610 [ 587.851504][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.857571][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.863727][T14102] __do_fast_syscall_32+0x2af/0x480 [ 587.868923][T14102] do_fast_syscall_32+0x6b/0xd0 [ 587.873880][T14102] do_SYSENTER_32+0x73/0x90 [ 587.878397][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.884708][T14102] [ 587.887026][T14102] Uninit was stored to memory at: [ 587.892052][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 587.897768][T14102] __msan_chain_origin+0x50/0x90 [ 587.902705][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 587.907818][T14102] get_compat_msghdr+0x108/0x2b0 [ 587.912760][T14102] do_recvmmsg+0xdbb/0x22c0 [ 587.917263][T14102] __sys_recvmmsg+0x5dd/0x610 [ 587.921945][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.928013][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 587.934191][T14102] __do_fast_syscall_32+0x2af/0x480 [ 587.939394][T14102] do_fast_syscall_32+0x6b/0xd0 [ 587.944245][T14102] do_SYSENTER_32+0x73/0x90 [ 587.948751][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 587.955064][T14102] [ 587.957387][T14102] Uninit was stored to memory at: [ 587.962430][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 587.968147][T14102] __msan_chain_origin+0x50/0x90 [ 587.973085][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 587.978194][T14102] get_compat_msghdr+0x108/0x2b0 [ 587.983129][T14102] do_recvmmsg+0xdbb/0x22c0 [ 587.987632][T14102] __sys_recvmmsg+0x5dd/0x610 [ 587.992308][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 587.998375][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.004530][T14102] __do_fast_syscall_32+0x2af/0x480 [ 588.009729][T14102] do_fast_syscall_32+0x6b/0xd0 [ 588.014578][T14102] do_SYSENTER_32+0x73/0x90 [ 588.019082][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.025393][T14102] [ 588.027713][T14102] Uninit was stored to memory at: [ 588.032739][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 588.038461][T14102] __msan_chain_origin+0x50/0x90 [ 588.043486][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 588.048599][T14102] get_compat_msghdr+0x108/0x2b0 [ 588.053532][T14102] do_recvmmsg+0xdbb/0x22c0 [ 588.058034][T14102] __sys_recvmmsg+0x5dd/0x610 [ 588.062712][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 588.068864][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.075015][T14102] __do_fast_syscall_32+0x2af/0x480 [ 588.080212][T14102] do_fast_syscall_32+0x6b/0xd0 [ 588.085070][T14102] do_SYSENTER_32+0x73/0x90 [ 588.089574][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.095886][T14102] [ 588.098207][T14102] Uninit was stored to memory at: [ 588.103234][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 588.108951][T14102] __msan_chain_origin+0x50/0x90 [ 588.113886][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 588.118994][T14102] get_compat_msghdr+0x108/0x2b0 [ 588.123925][T14102] do_recvmmsg+0xdbb/0x22c0 [ 588.128426][T14102] __sys_recvmmsg+0x5dd/0x610 [ 588.133103][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 588.139171][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.145328][T14102] __do_fast_syscall_32+0x2af/0x480 [ 588.150524][T14102] do_fast_syscall_32+0x6b/0xd0 [ 588.155374][T14102] do_SYSENTER_32+0x73/0x90 [ 588.159900][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.166212][T14102] [ 588.168532][T14102] Uninit was stored to memory at: [ 588.173561][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 588.179279][T14102] __msan_chain_origin+0x50/0x90 [ 588.184218][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 588.189332][T14102] get_compat_msghdr+0x108/0x2b0 [ 588.194267][T14102] do_recvmmsg+0xdbb/0x22c0 [ 588.198769][T14102] __sys_recvmmsg+0x5dd/0x610 [ 588.203447][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 588.209547][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.215704][T14102] __do_fast_syscall_32+0x2af/0x480 [ 588.220906][T14102] do_fast_syscall_32+0x6b/0xd0 [ 588.225759][T14102] do_SYSENTER_32+0x73/0x90 [ 588.230277][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.236586][T14102] [ 588.238906][T14102] Uninit was stored to memory at: [ 588.243933][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 588.249651][T14102] __msan_chain_origin+0x50/0x90 [ 588.254588][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 588.259711][T14102] get_compat_msghdr+0x108/0x2b0 [ 588.264658][T14102] do_recvmmsg+0xdbb/0x22c0 [ 588.269160][T14102] __sys_recvmmsg+0x5dd/0x610 [ 588.273878][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 588.279947][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.286102][T14102] __do_fast_syscall_32+0x2af/0x480 [ 588.291306][T14102] do_fast_syscall_32+0x6b/0xd0 [ 588.296156][T14102] do_SYSENTER_32+0x73/0x90 [ 588.300661][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.306975][T14102] [ 588.309312][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 588.315983][T14102] do_recvmmsg+0xbf/0x22c0 [ 588.320397][T14102] do_recvmmsg+0xbf/0x22c0 [ 588.562539][T14116] not chained 270000 origins [ 588.567157][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 588.575826][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 588.585874][T14116] Call Trace: [ 588.589171][T14116] dump_stack+0x21c/0x280 [ 588.593511][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 588.599234][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 588.604789][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 588.610867][T14116] ? kmsan_get_metadata+0x116/0x180 [ 588.616073][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 588.621883][T14116] ? kmsan_get_metadata+0x116/0x180 [ 588.627092][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 588.632899][T14116] ? kmsan_get_metadata+0x116/0x180 [ 588.638128][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 588.643680][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 588.649759][T14116] ? _copy_from_user+0x201/0x310 [ 588.654727][T14116] ? kmsan_get_metadata+0x116/0x180 [ 588.659940][T14116] __msan_chain_origin+0x50/0x90 [ 588.664880][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 588.670010][T14116] get_compat_msghdr+0x108/0x2b0 [ 588.674957][T14116] do_recvmmsg+0xdbb/0x22c0 [ 588.679470][T14116] ? update_misfit_status+0x2c/0xc30 [ 588.684768][T14116] ? kmsan_get_metadata+0x116/0x180 [ 588.689980][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 588.695871][T14116] ? kmsan_get_metadata+0x116/0x180 [ 588.701073][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 588.706707][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 588.711994][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 588.716761][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 588.721544][T14116] __sys_recvmmsg+0x5dd/0x610 [ 588.726242][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 588.732322][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.738504][T14116] __do_fast_syscall_32+0x2af/0x480 [ 588.743713][T14116] do_fast_syscall_32+0x6b/0xd0 [ 588.748576][T14116] do_SYSENTER_32+0x73/0x90 [ 588.753081][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.759400][T14116] RIP: 0023:0xf7ff9549 [ 588.763466][T14116] Code: Bad RIP value. [ 588.767525][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 588.775936][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 588.783907][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 588.791888][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 588.799858][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 588.807828][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 588.815805][T14116] Uninit was stored to memory at: [ 588.820835][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 588.826552][T14116] __msan_chain_origin+0x50/0x90 [ 588.831493][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 588.836607][T14116] get_compat_msghdr+0x108/0x2b0 [ 588.841546][T14116] do_recvmmsg+0xdbb/0x22c0 [ 588.846048][T14116] __sys_recvmmsg+0x5dd/0x610 [ 588.850727][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 588.856809][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.862966][T14116] __do_fast_syscall_32+0x2af/0x480 [ 588.868165][T14116] do_fast_syscall_32+0x6b/0xd0 [ 588.873143][T14116] do_SYSENTER_32+0x73/0x90 [ 588.877647][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.883962][T14116] [ 588.886282][T14116] Uninit was stored to memory at: [ 588.891310][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 588.897030][T14116] __msan_chain_origin+0x50/0x90 [ 588.901990][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 588.907128][T14116] get_compat_msghdr+0x108/0x2b0 [ 588.912070][T14116] do_recvmmsg+0xdbb/0x22c0 [ 588.916587][T14116] __sys_recvmmsg+0x5dd/0x610 [ 588.921272][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 588.927333][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 588.933490][T14116] __do_fast_syscall_32+0x2af/0x480 [ 588.938691][T14116] do_fast_syscall_32+0x6b/0xd0 [ 588.943540][T14116] do_SYSENTER_32+0x73/0x90 [ 588.945786][T14102] not chained 280000 origins [ 588.948042][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 588.952609][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 588.958896][T14116] [ 588.967559][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 588.969932][T14116] Uninit was stored to memory at: [ 588.979969][T14102] Call Trace: [ 588.984983][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 588.988246][T14102] dump_stack+0x21c/0x280 [ 588.993935][T14116] __msan_chain_origin+0x50/0x90 [ 588.998248][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 589.003161][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 589.008864][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 589.013953][T14116] get_compat_msghdr+0x108/0x2b0 [ 589.019472][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 589.024401][T14116] do_recvmmsg+0xdbb/0x22c0 [ 589.030444][T14102] ? kmsan_get_metadata+0x116/0x180 [ 589.034922][T14116] __sys_recvmmsg+0x5dd/0x610 [ 589.040111][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 589.044764][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.050544][T14102] ? kmsan_get_metadata+0x116/0x180 [ 589.056583][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.061769][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 589.067893][T14116] __do_fast_syscall_32+0x2af/0x480 [ 589.073669][T14102] ? kmsan_get_metadata+0x116/0x180 [ 589.078842][T14116] do_fast_syscall_32+0x6b/0xd0 [ 589.084010][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 589.088834][T14116] do_SYSENTER_32+0x73/0x90 [ 589.094353][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 589.098831][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.104872][T14102] ? _copy_from_user+0x201/0x310 [ 589.111169][T14116] [ 589.116175][T14102] ? kmsan_get_metadata+0x116/0x180 [ 589.118467][T14116] Uninit was stored to memory at: [ 589.123659][T14102] __msan_chain_origin+0x50/0x90 [ 589.128653][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 589.133566][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 589.139273][T14116] __msan_chain_origin+0x50/0x90 [ 589.144367][T14102] get_compat_msghdr+0x108/0x2b0 [ 589.149272][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 589.154191][T14102] do_recvmmsg+0xdbb/0x22c0 [ 589.159275][T14116] get_compat_msghdr+0x108/0x2b0 [ 589.163765][T14102] ? kmsan_get_metadata+0x116/0x180 [ 589.168663][T14116] do_recvmmsg+0xdbb/0x22c0 [ 589.173834][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 589.178309][T14116] __sys_recvmmsg+0x5dd/0x610 [ 589.184176][T14102] ? kmsan_get_metadata+0x116/0x180 [ 589.188825][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.193996][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 589.200034][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.205637][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 589.211765][T14116] __do_fast_syscall_32+0x2af/0x480 [ 589.217020][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 589.222203][T14116] do_fast_syscall_32+0x6b/0xd0 [ 589.226937][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 589.231760][T14116] do_SYSENTER_32+0x73/0x90 [ 589.236495][T14102] __sys_recvmmsg+0x5dd/0x610 [ 589.240969][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.245625][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.251904][T14116] [ 589.257953][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.260244][T14116] Uninit was stored to memory at: [ 589.266377][T14102] __do_fast_syscall_32+0x2af/0x480 [ 589.271391][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 589.276562][T14102] do_fast_syscall_32+0x6b/0xd0 [ 589.282251][T14116] __msan_chain_origin+0x50/0x90 [ 589.287089][T14102] do_SYSENTER_32+0x73/0x90 [ 589.292002][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 589.296598][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.301691][T14116] get_compat_msghdr+0x108/0x2b0 [ 589.307988][T14102] RIP: 0023:0xf7ff9549 [ 589.312903][T14116] do_recvmmsg+0xdbb/0x22c0 [ 589.316933][T14102] Code: Bad RIP value. [ 589.321419][T14116] __sys_recvmmsg+0x5dd/0x610 [ 589.325457][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 589.330115][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.338490][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 589.344536][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.352475][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 589.358607][T14116] __do_fast_syscall_32+0x2af/0x480 [ 589.366547][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 589.371723][T14116] do_fast_syscall_32+0x6b/0xd0 [ 589.379667][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 589.384496][T14116] do_SYSENTER_32+0x73/0x90 [ 589.392469][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 589.396948][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.404902][T14102] Uninit was stored to memory at: [ 589.411196][T14116] [ 589.416216][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 589.418597][T14116] Uninit was stored to memory at: [ 589.424295][T14102] __msan_chain_origin+0x50/0x90 [ 589.429289][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 589.434211][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 589.439902][T14116] __msan_chain_origin+0x50/0x90 [ 589.445001][T14102] get_compat_msghdr+0x108/0x2b0 [ 589.449921][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 589.454845][T14102] do_recvmmsg+0xdbb/0x22c0 [ 589.459930][T14116] get_compat_msghdr+0x108/0x2b0 [ 589.464402][T14102] __sys_recvmmsg+0x5dd/0x610 [ 589.469314][T14116] do_recvmmsg+0xdbb/0x22c0 [ 589.473968][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.478442][T14116] __sys_recvmmsg+0x5dd/0x610 [ 589.484487][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.489135][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.495262][T14102] __do_fast_syscall_32+0x2af/0x480 [ 589.501300][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.506470][T14102] do_fast_syscall_32+0x6b/0xd0 [ 589.512604][T14116] __do_fast_syscall_32+0x2af/0x480 [ 589.517428][T14102] do_SYSENTER_32+0x73/0x90 [ 589.522609][T14116] do_fast_syscall_32+0x6b/0xd0 [ 589.527083][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.531904][T14116] do_SYSENTER_32+0x73/0x90 [ 589.538208][T14102] [ 589.542700][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.544990][T14102] Uninit was stored to memory at: [ 589.551291][T14116] [ 589.556312][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 589.558614][T14116] Uninit was stored to memory at: [ 589.564314][T14102] __msan_chain_origin+0x50/0x90 [ 589.569322][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 589.574240][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 589.579929][T14116] __msan_chain_origin+0x50/0x90 [ 589.585013][T14102] get_compat_msghdr+0x108/0x2b0 [ 589.589921][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 589.594827][T14102] do_recvmmsg+0xdbb/0x22c0 [ 589.599914][T14116] get_compat_msghdr+0x108/0x2b0 [ 589.604389][T14102] __sys_recvmmsg+0x5dd/0x610 [ 589.609303][T14116] do_recvmmsg+0xdbb/0x22c0 [ 589.613952][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.618423][T14116] __sys_recvmmsg+0x5dd/0x610 [ 589.624464][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.629112][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.635238][T14102] __do_fast_syscall_32+0x2af/0x480 [ 589.641280][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.646447][T14102] do_fast_syscall_32+0x6b/0xd0 [ 589.652573][T14116] __do_fast_syscall_32+0x2af/0x480 [ 589.657397][T14102] do_SYSENTER_32+0x73/0x90 [ 589.662567][T14116] do_fast_syscall_32+0x6b/0xd0 [ 589.667045][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.671864][T14116] do_SYSENTER_32+0x73/0x90 [ 589.678158][T14102] [ 589.682641][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.684934][T14102] Uninit was stored to memory at: [ 589.691231][T14116] [ 589.696250][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 589.698545][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 589.704243][T14102] __msan_chain_origin+0x50/0x90 [ 589.710907][T14116] do_recvmmsg+0xbf/0x22c0 [ 589.715818][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 589.720205][T14116] do_recvmmsg+0xbf/0x22c0 [ 589.725392][T14102] get_compat_msghdr+0x108/0x2b0 [ 589.734710][T14102] do_recvmmsg+0xdbb/0x22c0 [ 589.739213][T14102] __sys_recvmmsg+0x5dd/0x610 [ 589.743889][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.749955][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.756107][T14102] __do_fast_syscall_32+0x2af/0x480 [ 589.761308][T14102] do_fast_syscall_32+0x6b/0xd0 [ 589.766156][T14102] do_SYSENTER_32+0x73/0x90 [ 589.770663][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.776973][T14102] [ 589.779291][T14102] Uninit was stored to memory at: [ 589.784318][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 589.790043][T14102] __msan_chain_origin+0x50/0x90 [ 589.794985][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 589.800095][T14102] get_compat_msghdr+0x108/0x2b0 [ 589.805029][T14102] do_recvmmsg+0xdbb/0x22c0 [ 589.809529][T14102] __sys_recvmmsg+0x5dd/0x610 [ 589.814204][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.820270][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.826425][T14102] __do_fast_syscall_32+0x2af/0x480 [ 589.831625][T14102] do_fast_syscall_32+0x6b/0xd0 [ 589.836478][T14102] do_SYSENTER_32+0x73/0x90 [ 589.840987][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.847303][T14102] [ 589.849625][T14102] Uninit was stored to memory at: [ 589.854650][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 589.860371][T14102] __msan_chain_origin+0x50/0x90 [ 589.865309][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 589.870429][T14102] get_compat_msghdr+0x108/0x2b0 [ 589.875367][T14102] do_recvmmsg+0xdbb/0x22c0 [ 589.879988][T14102] __sys_recvmmsg+0x5dd/0x610 [ 589.884667][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.890763][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.896915][T14102] __do_fast_syscall_32+0x2af/0x480 [ 589.902109][T14102] do_fast_syscall_32+0x6b/0xd0 [ 589.906975][T14102] do_SYSENTER_32+0x73/0x90 [ 589.911485][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.917797][T14102] [ 589.920118][T14102] Uninit was stored to memory at: [ 589.925155][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 589.930878][T14102] __msan_chain_origin+0x50/0x90 [ 589.935817][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 589.940927][T14102] get_compat_msghdr+0x108/0x2b0 [ 589.945865][T14102] do_recvmmsg+0xdbb/0x22c0 [ 589.950371][T14102] __sys_recvmmsg+0x5dd/0x610 [ 589.955053][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 589.961122][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 589.967304][T14102] __do_fast_syscall_32+0x2af/0x480 [ 589.972506][T14102] do_fast_syscall_32+0x6b/0xd0 [ 589.977353][T14102] do_SYSENTER_32+0x73/0x90 [ 589.981946][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 589.988261][T14102] [ 589.990579][T14102] Uninit was stored to memory at: [ 589.995603][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.001322][T14102] __msan_chain_origin+0x50/0x90 [ 590.006260][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.011370][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.016302][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.020798][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.025478][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.031545][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.037695][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.042894][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.047748][T14102] do_SYSENTER_32+0x73/0x90 [ 590.052253][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.058574][T14102] [ 590.060915][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 590.067584][T14102] do_recvmmsg+0xbf/0x22c0 [ 590.071998][T14102] do_recvmmsg+0xbf/0x22c0 [ 590.301825][T14102] not chained 290000 origins [ 590.306562][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 590.315226][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 590.325278][T14102] Call Trace: [ 590.328576][T14102] dump_stack+0x21c/0x280 [ 590.332919][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 590.338645][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 590.344205][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 590.350280][T14102] ? kmsan_get_metadata+0x116/0x180 [ 590.355478][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 590.361286][T14102] ? kmsan_get_metadata+0x116/0x180 [ 590.366487][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 590.372293][T14102] ? kmsan_get_metadata+0x116/0x180 [ 590.377492][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 590.383044][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 590.389120][T14102] ? _copy_from_user+0x201/0x310 [ 590.394063][T14102] ? kmsan_get_metadata+0x116/0x180 [ 590.399267][T14102] __msan_chain_origin+0x50/0x90 [ 590.404214][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.409345][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.414293][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.418824][T14102] ? kmsan_get_metadata+0x116/0x180 [ 590.424028][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 590.429923][T14102] ? kmsan_get_metadata+0x116/0x180 [ 590.435149][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 590.440787][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 590.446074][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 590.450841][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 590.455611][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.460317][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.466427][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.472585][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.477795][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.482659][T14102] do_SYSENTER_32+0x73/0x90 [ 590.487173][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.493581][T14102] RIP: 0023:0xf7ff9549 [ 590.497641][T14102] Code: Bad RIP value. [ 590.501706][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 590.510116][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 590.518085][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 590.526057][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 590.534028][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 590.542090][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 590.550159][T14102] Uninit was stored to memory at: [ 590.555189][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.560910][T14102] __msan_chain_origin+0x50/0x90 [ 590.565860][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.570974][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.575910][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.580417][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.585102][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.591172][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.597328][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.602528][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.607383][T14102] do_SYSENTER_32+0x73/0x90 [ 590.611891][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.618204][T14102] [ 590.620525][T14102] Uninit was stored to memory at: [ 590.625552][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.631270][T14102] __msan_chain_origin+0x50/0x90 [ 590.636208][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.641320][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.646254][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.650756][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.655434][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.661503][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.667658][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.672860][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.677712][T14102] do_SYSENTER_32+0x73/0x90 [ 590.682216][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.688531][T14102] [ 590.690866][T14102] Uninit was stored to memory at: [ 590.695893][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.701617][T14102] __msan_chain_origin+0x50/0x90 [ 590.706555][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.711670][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.716613][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.721117][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.725796][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.731953][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.738105][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.743323][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.748172][T14102] do_SYSENTER_32+0x73/0x90 [ 590.752676][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.758988][T14102] [ 590.761308][T14102] Uninit was stored to memory at: [ 590.766338][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.772059][T14102] __msan_chain_origin+0x50/0x90 [ 590.776997][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.782111][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.787045][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.791548][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.796225][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.802295][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.808451][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.813651][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.818498][T14102] do_SYSENTER_32+0x73/0x90 [ 590.822999][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.829310][T14102] [ 590.831733][T14102] Uninit was stored to memory at: [ 590.836776][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.842516][T14102] __msan_chain_origin+0x50/0x90 [ 590.847456][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.852569][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.857513][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.862015][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.866725][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.872800][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.878968][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.884174][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.889028][T14102] do_SYSENTER_32+0x73/0x90 [ 590.893537][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.899855][T14102] [ 590.902177][T14102] Uninit was stored to memory at: [ 590.907203][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.912925][T14102] __msan_chain_origin+0x50/0x90 [ 590.917867][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.922977][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.927914][T14102] do_recvmmsg+0xdbb/0x22c0 [ 590.932419][T14102] __sys_recvmmsg+0x5dd/0x610 [ 590.937099][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 590.943169][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 590.949321][T14102] __do_fast_syscall_32+0x2af/0x480 [ 590.954624][T14102] do_fast_syscall_32+0x6b/0xd0 [ 590.959475][T14102] do_SYSENTER_32+0x73/0x90 [ 590.963981][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 590.970291][T14102] [ 590.972609][T14102] Uninit was stored to memory at: [ 590.977641][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 590.983367][T14102] __msan_chain_origin+0x50/0x90 [ 590.988309][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 590.993417][T14102] get_compat_msghdr+0x108/0x2b0 [ 590.998388][T14102] do_recvmmsg+0xdbb/0x22c0 [ 591.002892][T14102] __sys_recvmmsg+0x5dd/0x610 [ 591.007566][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.013637][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.019793][T14102] __do_fast_syscall_32+0x2af/0x480 [ 591.024990][T14102] do_fast_syscall_32+0x6b/0xd0 [ 591.029844][T14102] do_SYSENTER_32+0x73/0x90 [ 591.034358][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.040676][T14102] [ 591.042999][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 591.049737][T14102] do_recvmmsg+0xbf/0x22c0 [ 591.054150][T14102] do_recvmmsg+0xbf/0x22c0 [ 591.323854][T14116] not chained 300000 origins [ 591.328488][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 591.337155][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 591.347209][T14116] Call Trace: [ 591.350513][T14116] dump_stack+0x21c/0x280 [ 591.354861][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 591.360585][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 591.366228][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 591.372312][T14116] ? kmsan_get_metadata+0x116/0x180 [ 591.377517][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 591.383334][T14116] ? kmsan_get_metadata+0x116/0x180 [ 591.388545][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 591.394362][T14116] ? kmsan_get_metadata+0x116/0x180 [ 591.399568][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 591.405123][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 591.411200][T14116] ? _copy_from_user+0x201/0x310 [ 591.416144][T14116] ? kmsan_get_metadata+0x116/0x180 [ 591.421349][T14116] __msan_chain_origin+0x50/0x90 [ 591.426298][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 591.431430][T14116] get_compat_msghdr+0x108/0x2b0 [ 591.436376][T14116] do_recvmmsg+0xdbb/0x22c0 [ 591.440892][T14116] ? update_misfit_status+0x2c/0xc30 [ 591.446189][T14116] ? kmsan_get_metadata+0x116/0x180 [ 591.451396][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 591.457292][T14116] ? kmsan_get_metadata+0x116/0x180 [ 591.462497][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 591.468137][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 591.473430][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 591.478192][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 591.482963][T14116] __sys_recvmmsg+0x5dd/0x610 [ 591.487656][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.493736][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.499898][T14116] __do_fast_syscall_32+0x2af/0x480 [ 591.505105][T14116] do_fast_syscall_32+0x6b/0xd0 [ 591.509964][T14116] do_SYSENTER_32+0x73/0x90 [ 591.514471][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.520794][T14116] RIP: 0023:0xf7ff9549 [ 591.524849][T14116] Code: Bad RIP value. [ 591.528912][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 591.537323][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 591.545294][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 591.553263][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 591.561234][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 591.569204][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 591.577188][T14116] Uninit was stored to memory at: [ 591.582223][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 591.588041][T14116] __msan_chain_origin+0x50/0x90 [ 591.592980][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 591.598093][T14116] get_compat_msghdr+0x108/0x2b0 [ 591.603038][T14116] do_recvmmsg+0xdbb/0x22c0 [ 591.607546][T14116] __sys_recvmmsg+0x5dd/0x610 [ 591.612229][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.618297][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.624452][T14116] __do_fast_syscall_32+0x2af/0x480 [ 591.629657][T14116] do_fast_syscall_32+0x6b/0xd0 [ 591.634509][T14116] do_SYSENTER_32+0x73/0x90 [ 591.639021][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.645335][T14116] [ 591.647660][T14116] Uninit was stored to memory at: [ 591.652689][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 591.658403][T14116] __msan_chain_origin+0x50/0x90 [ 591.663374][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 591.668488][T14116] get_compat_msghdr+0x108/0x2b0 [ 591.673422][T14116] do_recvmmsg+0xdbb/0x22c0 [ 591.677920][T14116] __sys_recvmmsg+0x5dd/0x610 [ 591.682601][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.688673][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.694826][T14116] __do_fast_syscall_32+0x2af/0x480 [ 591.700033][T14116] do_fast_syscall_32+0x6b/0xd0 [ 591.704886][T14116] do_SYSENTER_32+0x73/0x90 [ 591.709395][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.715707][T14116] [ 591.718032][T14116] Uninit was stored to memory at: [ 591.723062][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 591.728786][T14116] __msan_chain_origin+0x50/0x90 [ 591.733728][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 591.738841][T14116] get_compat_msghdr+0x108/0x2b0 [ 591.743776][T14116] do_recvmmsg+0xdbb/0x22c0 [ 591.748279][T14116] __sys_recvmmsg+0x5dd/0x610 [ 591.752953][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.759028][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.765205][T14116] __do_fast_syscall_32+0x2af/0x480 [ 591.770419][T14116] do_fast_syscall_32+0x6b/0xd0 [ 591.775271][T14116] do_SYSENTER_32+0x73/0x90 [ 591.779775][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.786098][T14116] [ 591.788417][T14116] Uninit was stored to memory at: [ 591.793450][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 591.799178][T14116] __msan_chain_origin+0x50/0x90 [ 591.804118][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 591.809229][T14116] get_compat_msghdr+0x108/0x2b0 [ 591.814189][T14116] do_recvmmsg+0xdbb/0x22c0 [ 591.818695][T14116] __sys_recvmmsg+0x5dd/0x610 [ 591.823388][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.829455][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.835610][T14116] __do_fast_syscall_32+0x2af/0x480 [ 591.840811][T14116] do_fast_syscall_32+0x6b/0xd0 [ 591.845659][T14116] do_SYSENTER_32+0x73/0x90 [ 591.850161][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.856471][T14116] [ 591.858794][T14116] Uninit was stored to memory at: [ 591.863820][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 591.869540][T14116] __msan_chain_origin+0x50/0x90 [ 591.874476][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 591.879587][T14116] get_compat_msghdr+0x108/0x2b0 [ 591.884523][T14116] do_recvmmsg+0xdbb/0x22c0 [ 591.889023][T14116] __sys_recvmmsg+0x5dd/0x610 [ 591.893700][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.899768][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.905924][T14116] __do_fast_syscall_32+0x2af/0x480 [ 591.911129][T14116] do_fast_syscall_32+0x6b/0xd0 [ 591.915983][T14116] do_SYSENTER_32+0x73/0x90 [ 591.920489][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.926890][T14116] [ 591.929211][T14116] Uninit was stored to memory at: [ 591.934242][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 591.939969][T14116] __msan_chain_origin+0x50/0x90 [ 591.944917][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 591.950032][T14116] get_compat_msghdr+0x108/0x2b0 [ 591.955059][T14116] do_recvmmsg+0xdbb/0x22c0 [ 591.959561][T14116] __sys_recvmmsg+0x5dd/0x610 [ 591.964242][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 591.970311][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 591.976592][T14116] __do_fast_syscall_32+0x2af/0x480 [ 591.981800][T14116] do_fast_syscall_32+0x6b/0xd0 [ 591.986655][T14116] do_SYSENTER_32+0x73/0x90 [ 591.991162][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 591.997477][T14116] [ 591.999800][T14116] Uninit was stored to memory at: [ 592.004829][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 592.010550][T14116] __msan_chain_origin+0x50/0x90 [ 592.015484][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 592.020598][T14116] get_compat_msghdr+0x108/0x2b0 [ 592.025545][T14116] do_recvmmsg+0xdbb/0x22c0 [ 592.030052][T14116] __sys_recvmmsg+0x5dd/0x610 [ 592.034734][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 592.040802][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 592.046954][T14116] __do_fast_syscall_32+0x2af/0x480 [ 592.052158][T14116] do_fast_syscall_32+0x6b/0xd0 [ 592.057008][T14116] do_SYSENTER_32+0x73/0x90 [ 592.061512][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 592.067837][T14116] [ 592.070161][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 592.076831][T14116] do_recvmmsg+0xbf/0x22c0 [ 592.081247][T14116] do_recvmmsg+0xbf/0x22c0 [ 592.613603][T14102] not chained 310000 origins [ 592.618239][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 592.626896][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 592.636942][T14102] Call Trace: [ 592.640228][T14102] dump_stack+0x21c/0x280 [ 592.644557][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 592.650267][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 592.655802][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 592.661864][T14102] ? kmsan_get_metadata+0x116/0x180 [ 592.667051][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 592.672846][T14102] ? kmsan_get_metadata+0x116/0x180 [ 592.678051][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 592.683847][T14102] ? kmsan_get_metadata+0x116/0x180 [ 592.689037][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 592.694575][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 592.700634][T14102] ? _copy_from_user+0x201/0x310 [ 592.705564][T14102] ? kmsan_get_metadata+0x116/0x180 [ 592.710748][T14102] __msan_chain_origin+0x50/0x90 [ 592.715680][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 592.720792][T14102] get_compat_msghdr+0x108/0x2b0 [ 592.725723][T14102] do_recvmmsg+0xdbb/0x22c0 [ 592.730229][T14102] ? kmsan_get_metadata+0x116/0x180 [ 592.735419][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 592.741301][T14102] ? kmsan_get_metadata+0x116/0x180 [ 592.746488][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 592.752109][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 592.757491][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 592.762241][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 592.767006][T14102] __sys_recvmmsg+0x5dd/0x610 [ 592.771682][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 592.777744][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 592.783894][T14102] __do_fast_syscall_32+0x2af/0x480 [ 592.789088][T14102] do_fast_syscall_32+0x6b/0xd0 [ 592.793928][T14102] do_SYSENTER_32+0x73/0x90 [ 592.798422][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 592.804732][T14102] RIP: 0023:0xf7ff9549 [ 592.808790][T14102] Code: Bad RIP value. [ 592.812839][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 592.821236][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 592.829193][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 592.837151][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 592.845106][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 592.853060][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 592.861022][T14102] Uninit was stored to memory at: [ 592.866034][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 592.871737][T14102] __msan_chain_origin+0x50/0x90 [ 592.876660][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 592.881761][T14102] get_compat_msghdr+0x108/0x2b0 [ 592.886685][T14102] do_recvmmsg+0xdbb/0x22c0 [ 592.891180][T14102] __sys_recvmmsg+0x5dd/0x610 [ 592.895842][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 592.901899][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 592.908041][T14102] __do_fast_syscall_32+0x2af/0x480 [ 592.913353][T14102] do_fast_syscall_32+0x6b/0xd0 [ 592.918213][T14102] do_SYSENTER_32+0x73/0x90 [ 592.922703][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 592.929004][T14102] [ 592.931312][T14102] Uninit was stored to memory at: [ 592.936325][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 592.942033][T14102] __msan_chain_origin+0x50/0x90 [ 592.946957][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 592.952051][T14102] get_compat_msghdr+0x108/0x2b0 [ 592.956991][T14102] do_recvmmsg+0xdbb/0x22c0 [ 592.961479][T14102] __sys_recvmmsg+0x5dd/0x610 [ 592.966142][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 592.972194][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 592.978349][T14102] __do_fast_syscall_32+0x2af/0x480 [ 592.983556][T14102] do_fast_syscall_32+0x6b/0xd0 [ 592.988405][T14102] do_SYSENTER_32+0x73/0x90 [ 592.992918][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 592.999323][T14102] [ 593.001905][T14102] Uninit was stored to memory at: [ 593.006921][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 593.012627][T14102] __msan_chain_origin+0x50/0x90 [ 593.017552][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 593.022652][T14102] get_compat_msghdr+0x108/0x2b0 [ 593.027590][T14102] do_recvmmsg+0xdbb/0x22c0 [ 593.032085][T14102] __sys_recvmmsg+0x5dd/0x610 [ 593.036756][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.042816][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.048975][T14102] __do_fast_syscall_32+0x2af/0x480 [ 593.054271][T14102] do_fast_syscall_32+0x6b/0xd0 [ 593.059208][T14102] do_SYSENTER_32+0x73/0x90 [ 593.063701][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.070005][T14102] [ 593.072316][T14102] Uninit was stored to memory at: [ 593.077332][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 593.083037][T14102] __msan_chain_origin+0x50/0x90 [ 593.087966][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 593.093063][T14102] get_compat_msghdr+0x108/0x2b0 [ 593.097985][T14102] do_recvmmsg+0xdbb/0x22c0 [ 593.102473][T14102] __sys_recvmmsg+0x5dd/0x610 [ 593.107140][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.113207][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.119351][T14102] __do_fast_syscall_32+0x2af/0x480 [ 593.124537][T14102] do_fast_syscall_32+0x6b/0xd0 [ 593.129373][T14102] do_SYSENTER_32+0x73/0x90 [ 593.133867][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.140169][T14102] [ 593.142480][T14102] Uninit was stored to memory at: [ 593.147492][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 593.153196][T14102] __msan_chain_origin+0x50/0x90 [ 593.158118][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 593.163214][T14102] get_compat_msghdr+0x108/0x2b0 [ 593.168134][T14102] do_recvmmsg+0xdbb/0x22c0 [ 593.172624][T14102] __sys_recvmmsg+0x5dd/0x610 [ 593.177289][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.183340][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.189484][T14102] __do_fast_syscall_32+0x2af/0x480 [ 593.194767][T14102] do_fast_syscall_32+0x6b/0xd0 [ 593.199606][T14102] do_SYSENTER_32+0x73/0x90 [ 593.204096][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.210398][T14102] [ 593.212707][T14102] Uninit was stored to memory at: [ 593.217719][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 593.223423][T14102] __msan_chain_origin+0x50/0x90 [ 593.228346][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 593.233447][T14102] get_compat_msghdr+0x108/0x2b0 [ 593.238386][T14102] do_recvmmsg+0xdbb/0x22c0 [ 593.242883][T14102] __sys_recvmmsg+0x5dd/0x610 [ 593.247546][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.253596][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.259734][T14102] __do_fast_syscall_32+0x2af/0x480 [ 593.264919][T14102] do_fast_syscall_32+0x6b/0xd0 [ 593.269754][T14102] do_SYSENTER_32+0x73/0x90 [ 593.274240][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.280548][T14102] [ 593.282863][T14102] Uninit was stored to memory at: [ 593.287880][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 593.293597][T14102] __msan_chain_origin+0x50/0x90 [ 593.298530][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 593.303625][T14102] get_compat_msghdr+0x108/0x2b0 [ 593.308546][T14102] do_recvmmsg+0xdbb/0x22c0 [ 593.313034][T14102] __sys_recvmmsg+0x5dd/0x610 [ 593.317698][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.323751][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.329889][T14102] __do_fast_syscall_32+0x2af/0x480 [ 593.335073][T14102] do_fast_syscall_32+0x6b/0xd0 [ 593.339914][T14102] do_SYSENTER_32+0x73/0x90 [ 593.344408][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.350712][T14102] [ 593.353026][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 593.359687][T14102] do_recvmmsg+0xbf/0x22c0 [ 593.364092][T14102] do_recvmmsg+0xbf/0x22c0 [ 593.558150][T14116] not chained 320000 origins [ 593.562786][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 593.571448][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 593.581494][T14116] Call Trace: [ 593.584788][T14116] dump_stack+0x21c/0x280 [ 593.589132][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 593.594859][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 593.600414][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 593.606484][T14116] ? kmsan_get_metadata+0x116/0x180 [ 593.611703][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 593.617515][T14116] ? kmsan_get_metadata+0x116/0x180 [ 593.622717][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 593.628545][T14116] ? kmsan_get_metadata+0x116/0x180 [ 593.633751][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 593.639302][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 593.645374][T14116] ? _copy_from_user+0x201/0x310 [ 593.650317][T14116] ? kmsan_get_metadata+0x116/0x180 [ 593.655514][T14116] __msan_chain_origin+0x50/0x90 [ 593.660454][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 593.665595][T14116] get_compat_msghdr+0x108/0x2b0 [ 593.670544][T14116] do_recvmmsg+0xdbb/0x22c0 [ 593.675057][T14116] ? update_misfit_status+0x2c/0xc30 [ 593.680349][T14116] ? kmsan_get_metadata+0x116/0x180 [ 593.685553][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 593.691452][T14116] ? kmsan_get_metadata+0x116/0x180 [ 593.696648][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 593.702272][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 593.707547][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 593.712296][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 593.717049][T14116] __sys_recvmmsg+0x5dd/0x610 [ 593.721724][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.727787][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.733932][T14116] __do_fast_syscall_32+0x2af/0x480 [ 593.739130][T14116] do_fast_syscall_32+0x6b/0xd0 [ 593.743968][T14116] do_SYSENTER_32+0x73/0x90 [ 593.748461][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.754770][T14116] RIP: 0023:0xf7ff9549 [ 593.758815][T14116] Code: Bad RIP value. [ 593.762871][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 593.771268][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 593.779228][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 593.787184][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 593.795141][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 593.803097][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 593.811079][T14116] Uninit was stored to memory at: [ 593.816089][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 593.821800][T14116] __msan_chain_origin+0x50/0x90 [ 593.826741][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 593.831836][T14116] get_compat_msghdr+0x108/0x2b0 [ 593.836754][T14116] do_recvmmsg+0xdbb/0x22c0 [ 593.841244][T14116] __sys_recvmmsg+0x5dd/0x610 [ 593.845909][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.851973][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.858113][T14116] __do_fast_syscall_32+0x2af/0x480 [ 593.863318][T14116] do_fast_syscall_32+0x6b/0xd0 [ 593.868170][T14116] do_SYSENTER_32+0x73/0x90 [ 593.872667][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.878970][T14116] [ 593.881296][T14116] Uninit was stored to memory at: [ 593.886330][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 593.892042][T14116] __msan_chain_origin+0x50/0x90 [ 593.897004][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 593.902108][T14116] get_compat_msghdr+0x108/0x2b0 [ 593.907147][T14116] do_recvmmsg+0xdbb/0x22c0 [ 593.911639][T14116] __sys_recvmmsg+0x5dd/0x610 [ 593.916312][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.922368][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.928527][T14116] __do_fast_syscall_32+0x2af/0x480 [ 593.933724][T14116] do_fast_syscall_32+0x6b/0xd0 [ 593.938561][T14116] do_SYSENTER_32+0x73/0x90 [ 593.943052][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 593.949355][T14116] [ 593.951667][T14116] Uninit was stored to memory at: [ 593.956680][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 593.962386][T14116] __msan_chain_origin+0x50/0x90 [ 593.967314][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 593.972411][T14116] get_compat_msghdr+0x108/0x2b0 [ 593.977336][T14116] do_recvmmsg+0xdbb/0x22c0 [ 593.981828][T14116] __sys_recvmmsg+0x5dd/0x610 [ 593.986493][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 593.992548][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 593.998688][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.003873][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.008708][T14116] do_SYSENTER_32+0x73/0x90 [ 594.013202][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.019503][T14116] [ 594.021813][T14116] Uninit was stored to memory at: [ 594.026823][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.032530][T14116] __msan_chain_origin+0x50/0x90 [ 594.037465][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.042562][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.047483][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.051970][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.056654][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.062707][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.068859][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.074043][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.078897][T14116] do_SYSENTER_32+0x73/0x90 [ 594.083386][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.089686][T14116] [ 594.091996][T14116] Uninit was stored to memory at: [ 594.097007][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.102722][T14116] __msan_chain_origin+0x50/0x90 [ 594.107645][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.112738][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.117659][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.122143][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.126805][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.132859][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.139022][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.144213][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.149056][T14116] do_SYSENTER_32+0x73/0x90 [ 594.153554][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.159858][T14116] [ 594.162172][T14116] Uninit was stored to memory at: [ 594.167291][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.173011][T14116] __msan_chain_origin+0x50/0x90 [ 594.177939][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.183037][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.187956][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.192446][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.197124][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.203178][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.209322][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.214507][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.219345][T14116] do_SYSENTER_32+0x73/0x90 [ 594.223836][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.230153][T14116] [ 594.232465][T14116] Uninit was stored to memory at: [ 594.237478][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.243182][T14116] __msan_chain_origin+0x50/0x90 [ 594.248104][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.253199][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.258134][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.262625][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.267288][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.273341][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.279479][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.284674][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.289512][T14116] do_SYSENTER_32+0x73/0x90 [ 594.294013][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.300315][T14116] [ 594.302627][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 594.309285][T14116] do_recvmmsg+0xbf/0x22c0 [ 594.313683][T14116] do_recvmmsg+0xbf/0x22c0 [ 594.489709][T14116] not chained 330000 origins [ 594.494341][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 594.503007][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 594.513063][T14116] Call Trace: [ 594.516361][T14116] dump_stack+0x21c/0x280 [ 594.520699][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 594.526425][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 594.531979][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 594.538053][T14116] ? kmsan_get_metadata+0x116/0x180 [ 594.543259][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 594.549069][T14116] ? kmsan_get_metadata+0x116/0x180 [ 594.554274][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 594.560085][T14116] ? kmsan_get_metadata+0x116/0x180 [ 594.565288][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 594.570836][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 594.576906][T14116] ? _copy_from_user+0x201/0x310 [ 594.581849][T14116] ? kmsan_get_metadata+0x116/0x180 [ 594.587055][T14116] __msan_chain_origin+0x50/0x90 [ 594.592001][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.597144][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.602093][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.606603][T14116] ? update_misfit_status+0x2c/0xc30 [ 594.611924][T14116] ? kmsan_get_metadata+0x116/0x180 [ 594.617127][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 594.623030][T14116] ? kmsan_get_metadata+0x116/0x180 [ 594.628233][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 594.633868][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 594.639154][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 594.643917][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 594.648778][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.653479][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.659574][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.665755][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.670966][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.675820][T14116] do_SYSENTER_32+0x73/0x90 [ 594.680330][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.686654][T14116] RIP: 0023:0xf7ff9549 [ 594.690711][T14116] Code: Bad RIP value. [ 594.694779][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 594.703191][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 594.711158][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 594.719126][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 594.727098][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 594.735068][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 594.743040][T14116] Uninit was stored to memory at: [ 594.748070][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.753785][T14116] __msan_chain_origin+0x50/0x90 [ 594.758730][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.763841][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.768778][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.773292][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.777968][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.784035][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.790188][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.795385][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.800237][T14116] do_SYSENTER_32+0x73/0x90 [ 594.804745][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.811056][T14116] [ 594.813387][T14116] Uninit was stored to memory at: [ 594.818408][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.824127][T14116] __msan_chain_origin+0x50/0x90 [ 594.829069][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.834181][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.839157][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.843659][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.848338][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.854403][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.860558][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.865760][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.870613][T14116] do_SYSENTER_32+0x73/0x90 [ 594.875119][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.881430][T14116] [ 594.883751][T14116] Uninit was stored to memory at: [ 594.888782][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.894502][T14116] __msan_chain_origin+0x50/0x90 [ 594.899442][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.904550][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.909499][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.913998][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.918676][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.924748][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 594.931004][T14116] __do_fast_syscall_32+0x2af/0x480 [ 594.936199][T14116] do_fast_syscall_32+0x6b/0xd0 [ 594.941060][T14116] do_SYSENTER_32+0x73/0x90 [ 594.945579][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 594.951891][T14116] [ 594.954212][T14116] Uninit was stored to memory at: [ 594.959236][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 594.964956][T14116] __msan_chain_origin+0x50/0x90 [ 594.969898][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 594.975007][T14116] get_compat_msghdr+0x108/0x2b0 [ 594.979947][T14116] do_recvmmsg+0xdbb/0x22c0 [ 594.984454][T14116] __sys_recvmmsg+0x5dd/0x610 [ 594.989136][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 594.995214][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 595.001480][T14116] __do_fast_syscall_32+0x2af/0x480 [ 595.006686][T14116] do_fast_syscall_32+0x6b/0xd0 [ 595.011541][T14116] do_SYSENTER_32+0x73/0x90 [ 595.016046][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 595.022362][T14116] [ 595.024690][T14116] Uninit was stored to memory at: [ 595.029840][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 595.035554][T14116] __msan_chain_origin+0x50/0x90 [ 595.040491][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 595.045600][T14116] get_compat_msghdr+0x108/0x2b0 [ 595.050537][T14116] do_recvmmsg+0xdbb/0x22c0 [ 595.055037][T14116] __sys_recvmmsg+0x5dd/0x610 [ 595.059715][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 595.065790][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 595.071947][T14116] __do_fast_syscall_32+0x2af/0x480 [ 595.077145][T14116] do_fast_syscall_32+0x6b/0xd0 [ 595.082003][T14116] do_SYSENTER_32+0x73/0x90 [ 595.086511][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 595.092824][T14116] [ 595.095145][T14116] Uninit was stored to memory at: [ 595.100187][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 595.105910][T14116] __msan_chain_origin+0x50/0x90 [ 595.110848][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 595.115956][T14116] get_compat_msghdr+0x108/0x2b0 [ 595.120908][T14116] do_recvmmsg+0xdbb/0x22c0 [ 595.125411][T14116] __sys_recvmmsg+0x5dd/0x610 [ 595.130110][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 595.136179][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 595.142337][T14116] __do_fast_syscall_32+0x2af/0x480 [ 595.147538][T14116] do_fast_syscall_32+0x6b/0xd0 [ 595.152391][T14116] do_SYSENTER_32+0x73/0x90 [ 595.156896][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 595.163210][T14116] [ 595.165533][T14116] Uninit was stored to memory at: [ 595.170563][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 595.176283][T14116] __msan_chain_origin+0x50/0x90 [ 595.181227][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 595.186346][T14116] get_compat_msghdr+0x108/0x2b0 [ 595.191286][T14116] do_recvmmsg+0xdbb/0x22c0 [ 595.195792][T14116] __sys_recvmmsg+0x5dd/0x610 [ 595.200477][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 595.206545][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 595.212703][T14116] __do_fast_syscall_32+0x2af/0x480 [ 595.217906][T14116] do_fast_syscall_32+0x6b/0xd0 [ 595.222761][T14116] do_SYSENTER_32+0x73/0x90 [ 595.227271][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 595.233585][T14116] [ 595.235910][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 595.242702][T14116] do_recvmmsg+0xbf/0x22c0 [ 595.247115][T14116] do_recvmmsg+0xbf/0x22c0 [ 595.917500][T14116] not chained 340000 origins [ 595.922128][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 595.930792][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 595.940832][T14116] Call Trace: [ 595.944116][T14116] dump_stack+0x21c/0x280 [ 595.948441][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 595.954144][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 595.959680][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 595.965740][T14116] ? kmsan_get_metadata+0x116/0x180 [ 595.970941][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 595.976736][T14116] ? kmsan_get_metadata+0x116/0x180 [ 595.981923][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 595.987719][T14116] ? kmsan_get_metadata+0x116/0x180 [ 595.992905][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 595.998442][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 596.004499][T14116] ? _copy_from_user+0x201/0x310 [ 596.009426][T14116] ? kmsan_get_metadata+0x116/0x180 [ 596.014612][T14116] __msan_chain_origin+0x50/0x90 [ 596.019544][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.024658][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.029593][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.034092][T14116] ? update_misfit_status+0x2c/0xc30 [ 596.039386][T14116] ? kmsan_get_metadata+0x116/0x180 [ 596.044577][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 596.050461][T14116] ? kmsan_get_metadata+0x116/0x180 [ 596.055648][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 596.061276][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 596.066550][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 596.071300][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 596.076115][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.080792][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.086855][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.093030][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.098222][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.103069][T14116] do_SYSENTER_32+0x73/0x90 [ 596.107563][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.113874][T14116] RIP: 0023:0xf7ff9549 [ 596.118007][T14116] Code: Bad RIP value. [ 596.122055][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 596.130450][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 596.138407][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 596.146363][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 596.154319][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 596.162273][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 596.170236][T14116] Uninit was stored to memory at: [ 596.175255][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 596.180958][T14116] __msan_chain_origin+0x50/0x90 [ 596.185880][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.190977][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.195913][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.200404][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.205068][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.211123][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.217266][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.222452][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.227303][T14116] do_SYSENTER_32+0x73/0x90 [ 596.231822][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.238133][T14116] [ 596.240451][T14116] Uninit was stored to memory at: [ 596.245476][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 596.251186][T14116] __msan_chain_origin+0x50/0x90 [ 596.256116][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.261328][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.266252][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.270741][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.275406][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.281564][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.287707][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.292901][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.297844][T14116] do_SYSENTER_32+0x73/0x90 [ 596.302335][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.308637][T14116] [ 596.310956][T14116] Uninit was stored to memory at: [ 596.315968][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 596.321672][T14116] __msan_chain_origin+0x50/0x90 [ 596.326618][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.331719][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.336643][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.341134][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.345804][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.351856][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.357997][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.363186][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.368026][T14116] do_SYSENTER_32+0x73/0x90 [ 596.372517][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.378831][T14116] [ 596.381140][T14116] Uninit was stored to memory at: [ 596.386152][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 596.391860][T14116] __msan_chain_origin+0x50/0x90 [ 596.396781][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.401883][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.406814][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.411316][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.415985][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.422043][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.428187][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.433383][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.438223][T14116] do_SYSENTER_32+0x73/0x90 [ 596.442716][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.449019][T14116] [ 596.451356][T14116] Uninit was stored to memory at: [ 596.456397][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 596.462195][T14116] __msan_chain_origin+0x50/0x90 [ 596.467119][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.472317][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.477239][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.481730][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.486395][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.492464][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.498606][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.503789][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.508630][T14116] do_SYSENTER_32+0x73/0x90 [ 596.513128][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.519431][T14116] [ 596.521744][T14116] Uninit was stored to memory at: [ 596.526791][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 596.532498][T14116] __msan_chain_origin+0x50/0x90 [ 596.537423][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.542520][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.547446][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.551935][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.556611][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.562667][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.568807][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.573992][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.578830][T14116] do_SYSENTER_32+0x73/0x90 [ 596.583324][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.589628][T14116] [ 596.591941][T14116] Uninit was stored to memory at: [ 596.597061][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 596.602769][T14116] __msan_chain_origin+0x50/0x90 [ 596.607692][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 596.612787][T14116] get_compat_msghdr+0x108/0x2b0 [ 596.617709][T14116] do_recvmmsg+0xdbb/0x22c0 [ 596.622198][T14116] __sys_recvmmsg+0x5dd/0x610 [ 596.626865][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 596.632918][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 596.639058][T14116] __do_fast_syscall_32+0x2af/0x480 [ 596.644259][T14116] do_fast_syscall_32+0x6b/0xd0 [ 596.649096][T14116] do_SYSENTER_32+0x73/0x90 [ 596.653586][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 596.659885][T14116] [ 596.662225][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 596.668880][T14116] do_recvmmsg+0xbf/0x22c0 [ 596.673280][T14116] do_recvmmsg+0xbf/0x22c0 [ 597.028666][T14102] not chained 350000 origins [ 597.033292][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 597.041957][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 597.052116][T14102] Call Trace: [ 597.055412][T14102] dump_stack+0x21c/0x280 [ 597.059750][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 597.065471][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 597.071020][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 597.077090][T14102] ? kmsan_get_metadata+0x116/0x180 [ 597.082289][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 597.088093][T14102] ? kmsan_get_metadata+0x116/0x180 [ 597.093292][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 597.099125][T14102] ? kmsan_get_metadata+0x116/0x180 [ 597.104325][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 597.109874][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 597.115936][T14102] ? _copy_from_user+0x201/0x310 [ 597.120866][T14102] ? kmsan_get_metadata+0x116/0x180 [ 597.126079][T14102] __msan_chain_origin+0x50/0x90 [ 597.131008][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.136118][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.141052][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.145560][T14102] ? kmsan_get_metadata+0x116/0x180 [ 597.150750][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 597.156632][T14102] ? kmsan_get_metadata+0x116/0x180 [ 597.161928][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 597.167562][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 597.172839][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 597.177590][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 597.182355][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.187032][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.193095][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.199238][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.204431][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.209273][T14102] do_SYSENTER_32+0x73/0x90 [ 597.213767][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.220079][T14102] RIP: 0023:0xf7ff9549 [ 597.224129][T14102] Code: Bad RIP value. [ 597.228179][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 597.236580][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 597.244537][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 597.252498][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 597.260461][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 597.268428][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 597.276399][T14102] Uninit was stored to memory at: [ 597.281419][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 597.287134][T14102] __msan_chain_origin+0x50/0x90 [ 597.292070][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.297171][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.302094][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.306583][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.311249][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.317302][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.323442][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.328627][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.333466][T14102] do_SYSENTER_32+0x73/0x90 [ 597.337966][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.344271][T14102] [ 597.346581][T14102] Uninit was stored to memory at: [ 597.351596][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 597.357306][T14102] __msan_chain_origin+0x50/0x90 [ 597.362230][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.367329][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.372261][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.376750][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.381415][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.387474][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.393619][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.398895][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.403734][T14102] do_SYSENTER_32+0x73/0x90 [ 597.408224][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.414535][T14102] [ 597.416852][T14102] Uninit was stored to memory at: [ 597.421869][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 597.427578][T14102] __msan_chain_origin+0x50/0x90 [ 597.432518][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.437620][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.442546][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.447035][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.451708][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.457763][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.463905][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.469091][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.473927][T14102] do_SYSENTER_32+0x73/0x90 [ 597.478419][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.484721][T14102] [ 597.487032][T14102] Uninit was stored to memory at: [ 597.492046][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 597.497751][T14102] __msan_chain_origin+0x50/0x90 [ 597.502677][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.507774][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.512699][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.517189][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.521854][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.527910][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.534054][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.539240][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.544082][T14102] do_SYSENTER_32+0x73/0x90 [ 597.548577][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.554880][T14102] [ 597.557196][T14102] Uninit was stored to memory at: [ 597.562210][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 597.567920][T14102] __msan_chain_origin+0x50/0x90 [ 597.572854][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.577952][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.582876][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.587364][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.592028][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.598083][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.604228][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.609414][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.614252][T14102] do_SYSENTER_32+0x73/0x90 [ 597.618740][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.625040][T14102] [ 597.627348][T14102] Uninit was stored to memory at: [ 597.632356][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 597.638060][T14102] __msan_chain_origin+0x50/0x90 [ 597.642987][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.648092][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.653015][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.657503][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.662169][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.668225][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.674365][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.679548][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.684384][T14102] do_SYSENTER_32+0x73/0x90 [ 597.688873][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.695170][T14102] [ 597.697477][T14102] Uninit was stored to memory at: [ 597.702483][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 597.708188][T14102] __msan_chain_origin+0x50/0x90 [ 597.713112][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 597.718209][T14102] get_compat_msghdr+0x108/0x2b0 [ 597.723129][T14102] do_recvmmsg+0xdbb/0x22c0 [ 597.727621][T14102] __sys_recvmmsg+0x5dd/0x610 [ 597.732283][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 597.738335][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 597.744473][T14102] __do_fast_syscall_32+0x2af/0x480 [ 597.749655][T14102] do_fast_syscall_32+0x6b/0xd0 [ 597.754493][T14102] do_SYSENTER_32+0x73/0x90 [ 597.758985][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 597.765287][T14102] [ 597.767596][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 597.774251][T14102] do_recvmmsg+0xbf/0x22c0 [ 597.778650][T14102] do_recvmmsg+0xbf/0x22c0 [ 597.961455][T14116] not chained 360000 origins [ 597.966194][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 597.974864][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 597.984913][T14116] Call Trace: [ 597.988209][T14116] dump_stack+0x21c/0x280 [ 597.992550][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 597.998273][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 598.003821][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 598.009895][T14116] ? kmsan_get_metadata+0x116/0x180 [ 598.015100][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 598.020908][T14116] ? kmsan_get_metadata+0x116/0x180 [ 598.026238][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 598.032048][T14116] ? kmsan_get_metadata+0x116/0x180 [ 598.037251][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 598.042802][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 598.048876][T14116] ? _copy_from_user+0x201/0x310 [ 598.053815][T14116] ? kmsan_get_metadata+0x116/0x180 [ 598.059015][T14116] __msan_chain_origin+0x50/0x90 [ 598.063956][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.069086][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.074031][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.078542][T14116] ? update_misfit_status+0x2c/0xc30 [ 598.083841][T14116] ? kmsan_get_metadata+0x116/0x180 [ 598.089063][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 598.094958][T14116] ? kmsan_get_metadata+0x116/0x180 [ 598.100159][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 598.105796][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 598.111086][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 598.115854][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 598.120622][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.125315][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.131393][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.137563][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.142772][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.147629][T14116] do_SYSENTER_32+0x73/0x90 [ 598.152141][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.158466][T14116] RIP: 0023:0xf7ff9549 [ 598.162523][T14116] Code: Bad RIP value. [ 598.166579][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 598.174990][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 598.183046][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 598.191015][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 598.198984][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 598.206951][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 598.214930][T14116] Uninit was stored to memory at: [ 598.219963][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 598.225686][T14116] __msan_chain_origin+0x50/0x90 [ 598.230629][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.235741][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.240678][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.245178][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.249862][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.255928][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.262084][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.267282][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.272131][T14116] do_SYSENTER_32+0x73/0x90 [ 598.276634][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.282949][T14116] [ 598.285269][T14116] Uninit was stored to memory at: [ 598.290411][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 598.296133][T14116] __msan_chain_origin+0x50/0x90 [ 598.301072][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.306184][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.311226][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.315728][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.320512][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.326590][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.332743][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.337948][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.342817][T14116] do_SYSENTER_32+0x73/0x90 [ 598.347319][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.353633][T14116] [ 598.355956][T14116] Uninit was stored to memory at: [ 598.360983][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 598.366701][T14116] __msan_chain_origin+0x50/0x90 [ 598.371661][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.376778][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.381720][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.386221][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.390918][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.396984][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.403141][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.408338][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.413188][T14116] do_SYSENTER_32+0x73/0x90 [ 598.417815][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.424157][T14116] [ 598.426475][T14116] Uninit was stored to memory at: [ 598.431502][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 598.437224][T14116] __msan_chain_origin+0x50/0x90 [ 598.442171][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.447281][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.452219][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.456722][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.461411][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.467479][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.473633][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.478833][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.483683][T14116] do_SYSENTER_32+0x73/0x90 [ 598.488183][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.494492][T14116] [ 598.496823][T14116] Uninit was stored to memory at: [ 598.501869][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 598.507587][T14116] __msan_chain_origin+0x50/0x90 [ 598.512537][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.517650][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.522591][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.527090][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.531769][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.537836][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.543990][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.549189][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.554041][T14116] do_SYSENTER_32+0x73/0x90 [ 598.558545][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.564857][T14116] [ 598.567176][T14116] Uninit was stored to memory at: [ 598.572200][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 598.577922][T14116] __msan_chain_origin+0x50/0x90 [ 598.582860][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.587973][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.592908][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.597411][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.602089][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.608157][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.614310][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.619508][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.624356][T14116] do_SYSENTER_32+0x73/0x90 [ 598.628864][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.635176][T14116] [ 598.637529][T14116] Uninit was stored to memory at: [ 598.642554][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 598.648273][T14116] __msan_chain_origin+0x50/0x90 [ 598.653209][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 598.658317][T14116] get_compat_msghdr+0x108/0x2b0 [ 598.663252][T14116] do_recvmmsg+0xdbb/0x22c0 [ 598.667749][T14116] __sys_recvmmsg+0x5dd/0x610 [ 598.672461][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 598.678537][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 598.684718][T14116] __do_fast_syscall_32+0x2af/0x480 [ 598.689915][T14116] do_fast_syscall_32+0x6b/0xd0 [ 598.694759][T14116] do_SYSENTER_32+0x73/0x90 [ 598.699261][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 598.705659][T14116] [ 598.707980][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 598.714652][T14116] do_recvmmsg+0xbf/0x22c0 [ 598.719066][T14116] do_recvmmsg+0xbf/0x22c0 [ 599.346630][T14102] not chained 370000 origins [ 599.351281][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 599.359945][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 599.371209][T14102] Call Trace: [ 599.374516][T14102] dump_stack+0x21c/0x280 [ 599.378842][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 599.384551][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 599.390088][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 599.396146][T14102] ? kmsan_get_metadata+0x116/0x180 [ 599.401336][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 599.407135][T14102] ? kmsan_get_metadata+0x116/0x180 [ 599.412324][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 599.418120][T14102] ? kmsan_get_metadata+0x116/0x180 [ 599.423321][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 599.428863][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 599.434923][T14102] ? _copy_from_user+0x201/0x310 [ 599.439864][T14102] ? kmsan_get_metadata+0x116/0x180 [ 599.445055][T14102] __msan_chain_origin+0x50/0x90 [ 599.449997][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 599.455112][T14102] get_compat_msghdr+0x108/0x2b0 [ 599.460056][T14102] do_recvmmsg+0xdbb/0x22c0 [ 599.464567][T14102] ? kmsan_get_metadata+0x116/0x180 [ 599.469758][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 599.475641][T14102] ? kmsan_get_metadata+0x116/0x180 [ 599.480830][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 599.486453][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 599.491728][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 599.496478][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 599.501235][T14102] __sys_recvmmsg+0x5dd/0x610 [ 599.505918][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 599.511985][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 599.518131][T14102] __do_fast_syscall_32+0x2af/0x480 [ 599.523347][T14102] do_fast_syscall_32+0x6b/0xd0 [ 599.528190][T14102] do_SYSENTER_32+0x73/0x90 [ 599.532687][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 599.539012][T14102] RIP: 0023:0xf7ff9549 [ 599.543059][T14102] Code: Bad RIP value. [ 599.547108][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 599.555505][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 599.563481][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 599.571440][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 599.579395][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 599.587353][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 599.595317][T14102] Uninit was stored to memory at: [ 599.600330][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 599.606034][T14102] __msan_chain_origin+0x50/0x90 [ 599.610954][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 599.616048][T14102] get_compat_msghdr+0x108/0x2b0 [ 599.620971][T14102] do_recvmmsg+0xdbb/0x22c0 [ 599.625461][T14102] __sys_recvmmsg+0x5dd/0x610 [ 599.630127][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 599.636178][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 599.642315][T14102] __do_fast_syscall_32+0x2af/0x480 [ 599.647501][T14102] do_fast_syscall_32+0x6b/0xd0 [ 599.652347][T14102] do_SYSENTER_32+0x73/0x90 [ 599.656839][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 599.663140][T14102] [ 599.665463][T14102] Uninit was stored to memory at: [ 599.670487][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 599.676205][T14102] __msan_chain_origin+0x50/0x90 [ 599.681130][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 599.686228][T14102] get_compat_msghdr+0x108/0x2b0 [ 599.691162][T14102] do_recvmmsg+0xdbb/0x22c0 [ 599.695737][T14102] __sys_recvmmsg+0x5dd/0x610 [ 599.700400][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 599.706452][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 599.712589][T14102] __do_fast_syscall_32+0x2af/0x480 [ 599.717769][T14102] do_fast_syscall_32+0x6b/0xd0 [ 599.722606][T14102] do_SYSENTER_32+0x73/0x90 [ 599.727106][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 599.733406][T14102] [ 599.735717][T14102] Uninit was stored to memory at: [ 599.740727][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 599.746432][T14102] __msan_chain_origin+0x50/0x90 [ 599.751376][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 599.756471][T14102] get_compat_msghdr+0x108/0x2b0 [ 599.761392][T14102] do_recvmmsg+0xdbb/0x22c0 [ 599.765880][T14102] __sys_recvmmsg+0x5dd/0x610 [ 599.770557][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 599.776617][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 599.782757][T14102] __do_fast_syscall_32+0x2af/0x480 [ 599.787943][T14102] do_fast_syscall_32+0x6b/0xd0 [ 599.792780][T14102] do_SYSENTER_32+0x73/0x90 [ 599.797276][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 599.803579][T14102] [ 599.805887][T14102] Uninit was stored to memory at: [ 599.810900][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 599.816619][T14102] __msan_chain_origin+0x50/0x90 [ 599.821542][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 599.826646][T14102] get_compat_msghdr+0x108/0x2b0 [ 599.831570][T14102] do_recvmmsg+0xdbb/0x22c0 [ 599.836059][T14102] __sys_recvmmsg+0x5dd/0x610 [ 599.840733][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 599.846789][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 599.852928][T14102] __do_fast_syscall_32+0x2af/0x480 [ 599.858116][T14102] do_fast_syscall_32+0x6b/0xd0 [ 599.862951][T14102] do_SYSENTER_32+0x73/0x90 [ 599.867442][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 599.873744][T14102] [ 599.876057][T14102] Uninit was stored to memory at: [ 599.881081][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 599.886790][T14102] __msan_chain_origin+0x50/0x90 [ 599.891717][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 599.896820][T14102] get_compat_msghdr+0x108/0x2b0 [ 599.901748][T14102] do_recvmmsg+0xdbb/0x22c0 [ 599.906240][T14102] __sys_recvmmsg+0x5dd/0x610 [ 599.910917][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 599.916974][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 599.923118][T14102] __do_fast_syscall_32+0x2af/0x480 [ 599.928305][T14102] do_fast_syscall_32+0x6b/0xd0 [ 599.933154][T14102] do_SYSENTER_32+0x73/0x90 [ 599.937641][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 599.943943][T14102] [ 599.946254][T14102] Uninit was stored to memory at: [ 599.951268][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 599.956972][T14102] __msan_chain_origin+0x50/0x90 [ 599.961897][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 599.966994][T14102] get_compat_msghdr+0x108/0x2b0 [ 599.971933][T14102] do_recvmmsg+0xdbb/0x22c0 [ 599.976423][T14102] __sys_recvmmsg+0x5dd/0x610 [ 599.981087][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 599.987140][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 599.993277][T14102] __do_fast_syscall_32+0x2af/0x480 [ 599.998460][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.003294][T14102] do_SYSENTER_32+0x73/0x90 [ 600.007783][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.014086][T14102] [ 600.016409][T14102] Uninit was stored to memory at: [ 600.021420][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 600.027126][T14102] __msan_chain_origin+0x50/0x90 [ 600.032053][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.037146][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.042085][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.046574][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.051236][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 600.057289][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 600.063428][T14102] __do_fast_syscall_32+0x2af/0x480 [ 600.068614][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.073455][T14102] do_SYSENTER_32+0x73/0x90 [ 600.077944][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.084247][T14102] [ 600.086557][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 600.093217][T14102] do_recvmmsg+0xbf/0x22c0 [ 600.097625][T14102] do_recvmmsg+0xbf/0x22c0 [ 600.362728][T14102] not chained 380000 origins [ 600.367359][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 600.376024][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 600.386078][T14102] Call Trace: [ 600.389375][T14102] dump_stack+0x21c/0x280 [ 600.393716][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 600.399441][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 600.404992][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 600.411069][T14102] ? kmsan_get_metadata+0x116/0x180 [ 600.416271][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 600.422084][T14102] ? kmsan_get_metadata+0x116/0x180 [ 600.427290][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 600.433102][T14102] ? kmsan_get_metadata+0x116/0x180 [ 600.438303][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 600.443855][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 600.449936][T14102] ? _copy_from_user+0x201/0x310 [ 600.454892][T14102] ? kmsan_get_metadata+0x116/0x180 [ 600.460123][T14102] __msan_chain_origin+0x50/0x90 [ 600.465069][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.470204][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.475149][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.479674][T14102] ? kmsan_get_metadata+0x116/0x180 [ 600.484880][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 600.490778][T14102] ? kmsan_get_metadata+0x116/0x180 [ 600.495984][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 600.501732][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 600.507023][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 600.511795][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 600.516597][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.521292][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 600.527372][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 600.533531][T14102] __do_fast_syscall_32+0x2af/0x480 [ 600.538742][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.543601][T14102] do_SYSENTER_32+0x73/0x90 [ 600.548199][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.554520][T14102] RIP: 0023:0xf7ff9549 [ 600.558578][T14102] Code: Bad RIP value. [ 600.562639][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 600.571050][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 600.579020][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 600.586991][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 600.594960][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 600.602953][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 600.610944][T14102] Uninit was stored to memory at: [ 600.616005][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 600.621739][T14102] __msan_chain_origin+0x50/0x90 [ 600.626683][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.631799][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.636750][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.641254][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.645929][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 600.651994][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 600.658146][T14102] __do_fast_syscall_32+0x2af/0x480 [ 600.663349][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.668200][T14102] do_SYSENTER_32+0x73/0x90 [ 600.672706][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.679018][T14102] [ 600.681337][T14102] Uninit was stored to memory at: [ 600.686365][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 600.692086][T14102] __msan_chain_origin+0x50/0x90 [ 600.697025][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.702169][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.707102][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.711603][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.716281][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 600.722351][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 600.728509][T14102] __do_fast_syscall_32+0x2af/0x480 [ 600.733710][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.738560][T14102] do_SYSENTER_32+0x73/0x90 [ 600.743065][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.749380][T14102] [ 600.751701][T14102] Uninit was stored to memory at: [ 600.756725][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 600.762560][T14102] __msan_chain_origin+0x50/0x90 [ 600.767518][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.772631][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.777562][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.782067][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.786745][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 600.792817][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 600.798970][T14102] __do_fast_syscall_32+0x2af/0x480 [ 600.804169][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.809021][T14102] do_SYSENTER_32+0x73/0x90 [ 600.813527][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.819839][T14102] [ 600.822172][T14102] Uninit was stored to memory at: [ 600.827198][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 600.832916][T14102] __msan_chain_origin+0x50/0x90 [ 600.837856][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.842969][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.847900][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.852402][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.857080][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 600.863152][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 600.869303][T14102] __do_fast_syscall_32+0x2af/0x480 [ 600.874502][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.879352][T14102] do_SYSENTER_32+0x73/0x90 [ 600.883856][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.890176][T14102] [ 600.892498][T14102] Uninit was stored to memory at: [ 600.897524][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 600.903244][T14102] __msan_chain_origin+0x50/0x90 [ 600.908183][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.913295][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.918230][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.922729][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.927413][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 600.933479][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 600.939652][T14102] __do_fast_syscall_32+0x2af/0x480 [ 600.944955][T14102] do_fast_syscall_32+0x6b/0xd0 [ 600.949807][T14102] do_SYSENTER_32+0x73/0x90 [ 600.954311][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 600.960625][T14102] [ 600.962945][T14102] Uninit was stored to memory at: [ 600.967971][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 600.973692][T14102] __msan_chain_origin+0x50/0x90 [ 600.978637][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 600.983761][T14102] get_compat_msghdr+0x108/0x2b0 [ 600.988718][T14102] do_recvmmsg+0xdbb/0x22c0 [ 600.993225][T14102] __sys_recvmmsg+0x5dd/0x610 [ 600.997906][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.003973][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.010131][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.015331][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.020186][T14102] do_SYSENTER_32+0x73/0x90 [ 601.024694][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.031005][T14102] [ 601.033324][T14102] Uninit was stored to memory at: [ 601.038351][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.044068][T14102] __msan_chain_origin+0x50/0x90 [ 601.049012][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.054127][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.059067][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.063570][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.068332][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.074403][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.080566][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.085769][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.090617][T14102] do_SYSENTER_32+0x73/0x90 [ 601.095121][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.101430][T14102] [ 601.103754][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 601.110429][T14102] do_recvmmsg+0xbf/0x22c0 [ 601.114847][T14102] do_recvmmsg+0xbf/0x22c0 [ 601.303672][T14102] not chained 390000 origins [ 601.308314][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 601.316980][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 601.327042][T14102] Call Trace: [ 601.330359][T14102] dump_stack+0x21c/0x280 [ 601.334706][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 601.340433][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 601.345988][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 601.352063][T14102] ? kmsan_get_metadata+0x116/0x180 [ 601.357265][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 601.363074][T14102] ? kmsan_get_metadata+0x116/0x180 [ 601.368278][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 601.374087][T14102] ? kmsan_get_metadata+0x116/0x180 [ 601.379296][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 601.384850][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 601.390921][T14102] ? _copy_from_user+0x201/0x310 [ 601.395860][T14102] ? kmsan_get_metadata+0x116/0x180 [ 601.401058][T14102] __msan_chain_origin+0x50/0x90 [ 601.406002][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.411139][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.416090][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.420621][T14102] ? kmsan_get_metadata+0x116/0x180 [ 601.425828][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 601.431726][T14102] ? kmsan_get_metadata+0x116/0x180 [ 601.436930][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 601.442572][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 601.447865][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 601.452639][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 601.457409][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.462123][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.468208][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.474370][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.479584][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.484440][T14102] do_SYSENTER_32+0x73/0x90 [ 601.488948][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.495267][T14102] RIP: 0023:0xf7ff9549 [ 601.499328][T14102] Code: Bad RIP value. [ 601.503389][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 601.511801][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 601.519773][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 601.527743][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 601.535709][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 601.543677][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 601.551658][T14102] Uninit was stored to memory at: [ 601.556691][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.562412][T14102] __msan_chain_origin+0x50/0x90 [ 601.567352][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.572466][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.577409][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.581917][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.586594][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.592665][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.598820][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.604021][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.608874][T14102] do_SYSENTER_32+0x73/0x90 [ 601.613379][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.619691][T14102] [ 601.622015][T14102] Uninit was stored to memory at: [ 601.627151][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.632869][T14102] __msan_chain_origin+0x50/0x90 [ 601.637808][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.642918][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.647856][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.652357][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.657036][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.663101][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.669360][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.674558][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.679409][T14102] do_SYSENTER_32+0x73/0x90 [ 601.683913][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.690221][T14102] [ 601.692544][T14102] Uninit was stored to memory at: [ 601.697567][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.703308][T14102] __msan_chain_origin+0x50/0x90 [ 601.708245][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.713362][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.718306][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.722805][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.727478][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.733544][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.739705][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.744909][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.749760][T14102] do_SYSENTER_32+0x73/0x90 [ 601.754263][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.760578][T14102] [ 601.762900][T14102] Uninit was stored to memory at: [ 601.767930][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.773648][T14102] __msan_chain_origin+0x50/0x90 [ 601.778587][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.783703][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.788640][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.793140][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.797818][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.803888][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.810042][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.815241][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.820099][T14102] do_SYSENTER_32+0x73/0x90 [ 601.824608][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.830923][T14102] [ 601.833241][T14102] Uninit was stored to memory at: [ 601.838301][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.844016][T14102] __msan_chain_origin+0x50/0x90 [ 601.848953][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.854059][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.858995][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.863498][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.868174][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.874327][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.880481][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.885679][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.890527][T14102] do_SYSENTER_32+0x73/0x90 [ 601.895030][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.901339][T14102] [ 601.903674][T14102] Uninit was stored to memory at: [ 601.908703][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.914510][T14102] __msan_chain_origin+0x50/0x90 [ 601.919451][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.924563][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.929498][T14102] do_recvmmsg+0xdbb/0x22c0 [ 601.933996][T14102] __sys_recvmmsg+0x5dd/0x610 [ 601.938676][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 601.944745][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 601.950900][T14102] __do_fast_syscall_32+0x2af/0x480 [ 601.956099][T14102] do_fast_syscall_32+0x6b/0xd0 [ 601.960949][T14102] do_SYSENTER_32+0x73/0x90 [ 601.965453][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 601.971763][T14102] [ 601.974085][T14102] Uninit was stored to memory at: [ 601.979111][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 601.984833][T14102] __msan_chain_origin+0x50/0x90 [ 601.989772][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 601.994881][T14102] get_compat_msghdr+0x108/0x2b0 [ 601.999818][T14102] do_recvmmsg+0xdbb/0x22c0 [ 602.004321][T14102] __sys_recvmmsg+0x5dd/0x610 [ 602.008996][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.015144][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.021298][T14102] __do_fast_syscall_32+0x2af/0x480 [ 602.026495][T14102] do_fast_syscall_32+0x6b/0xd0 [ 602.031356][T14102] do_SYSENTER_32+0x73/0x90 [ 602.035875][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.042187][T14102] [ 602.044512][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 602.051184][T14102] do_recvmmsg+0xbf/0x22c0 [ 602.055595][T14102] do_recvmmsg+0xbf/0x22c0 [ 602.236609][T14116] not chained 400000 origins [ 602.241259][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 602.249927][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 602.259978][T14116] Call Trace: [ 602.263287][T14116] dump_stack+0x21c/0x280 [ 602.267629][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 602.273352][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 602.278902][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 602.284979][T14116] ? kmsan_get_metadata+0x116/0x180 [ 602.290189][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 602.296003][T14116] ? kmsan_get_metadata+0x116/0x180 [ 602.301207][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 602.307028][T14116] ? kmsan_get_metadata+0x116/0x180 [ 602.312250][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 602.317799][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 602.323873][T14116] ? _copy_from_user+0x201/0x310 [ 602.328818][T14116] ? kmsan_get_metadata+0x116/0x180 [ 602.334017][T14116] __msan_chain_origin+0x50/0x90 [ 602.338961][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.344090][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.349061][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.353576][T14116] ? update_misfit_status+0x2c/0xc30 [ 602.358870][T14116] ? kmsan_get_metadata+0x116/0x180 [ 602.364075][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 602.369970][T14116] ? kmsan_get_metadata+0x116/0x180 [ 602.375168][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 602.380808][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 602.386098][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 602.390862][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 602.395631][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.400326][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.406407][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.412576][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.417785][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.422642][T14116] do_SYSENTER_32+0x73/0x90 [ 602.427152][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.433477][T14116] RIP: 0023:0xf7ff9549 [ 602.437654][T14116] Code: Bad RIP value. [ 602.441715][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 602.450126][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 602.458095][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 602.466062][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 602.474030][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 602.482087][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 602.490071][T14116] Uninit was stored to memory at: [ 602.495104][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 602.500827][T14116] __msan_chain_origin+0x50/0x90 [ 602.505767][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.510884][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.515831][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.520336][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.525016][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.531105][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.537263][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.542464][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.547316][T14116] do_SYSENTER_32+0x73/0x90 [ 602.551819][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.558132][T14116] [ 602.560451][T14116] Uninit was stored to memory at: [ 602.565485][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 602.571211][T14116] __msan_chain_origin+0x50/0x90 [ 602.576147][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.581262][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.586200][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.590703][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.595395][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.601464][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.607626][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.612836][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.617795][T14116] do_SYSENTER_32+0x73/0x90 [ 602.622304][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.628617][T14116] [ 602.630968][T14116] Uninit was stored to memory at: [ 602.635994][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 602.641798][T14116] __msan_chain_origin+0x50/0x90 [ 602.646737][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.651849][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.656783][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.661286][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.665964][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.672032][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.678194][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.683393][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.688248][T14116] do_SYSENTER_32+0x73/0x90 [ 602.692751][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.699064][T14116] [ 602.701384][T14116] Uninit was stored to memory at: [ 602.706409][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 602.712127][T14116] __msan_chain_origin+0x50/0x90 [ 602.717073][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.722186][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.727124][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.731624][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.736333][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.742398][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.748556][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.753763][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.758616][T14116] do_SYSENTER_32+0x73/0x90 [ 602.763130][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.769438][T14116] [ 602.771755][T14116] Uninit was stored to memory at: [ 602.776779][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 602.782515][T14116] __msan_chain_origin+0x50/0x90 [ 602.787451][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.792577][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.797514][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.802018][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.806696][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.812764][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.818921][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.824124][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.828976][T14116] do_SYSENTER_32+0x73/0x90 [ 602.833486][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.839809][T14116] [ 602.842136][T14116] Uninit was stored to memory at: [ 602.847164][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 602.852904][T14116] __msan_chain_origin+0x50/0x90 [ 602.857841][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.862954][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.867896][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.872394][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.877071][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.883141][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.889295][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.894500][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.899352][T14116] do_SYSENTER_32+0x73/0x90 [ 602.903857][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.910170][T14116] [ 602.912490][T14116] Uninit was stored to memory at: [ 602.917517][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 602.923237][T14116] __msan_chain_origin+0x50/0x90 [ 602.928174][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 602.933283][T14116] get_compat_msghdr+0x108/0x2b0 [ 602.938221][T14116] do_recvmmsg+0xdbb/0x22c0 [ 602.942720][T14116] __sys_recvmmsg+0x5dd/0x610 [ 602.947396][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 602.953473][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 602.959640][T14116] __do_fast_syscall_32+0x2af/0x480 [ 602.964839][T14116] do_fast_syscall_32+0x6b/0xd0 [ 602.969691][T14116] do_SYSENTER_32+0x73/0x90 [ 602.974219][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 602.980531][T14116] [ 602.982882][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 602.989556][T14116] do_recvmmsg+0xbf/0x22c0 [ 602.993975][T14116] do_recvmmsg+0xbf/0x22c0 [ 603.182770][T14116] not chained 410000 origins [ 603.187401][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 603.196067][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 603.206116][T14116] Call Trace: [ 603.209413][T14116] dump_stack+0x21c/0x280 [ 603.213755][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 603.219478][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 603.225026][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 603.231103][T14116] ? kmsan_get_metadata+0x116/0x180 [ 603.236304][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 603.242115][T14116] ? kmsan_get_metadata+0x116/0x180 [ 603.247317][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 603.253129][T14116] ? kmsan_get_metadata+0x116/0x180 [ 603.258334][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 603.263990][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 603.270066][T14116] ? _copy_from_user+0x201/0x310 [ 603.275014][T14116] ? kmsan_get_metadata+0x116/0x180 [ 603.280234][T14116] __msan_chain_origin+0x50/0x90 [ 603.285181][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.290327][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.295278][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.299795][T14116] ? update_misfit_status+0x2c/0xc30 [ 603.305096][T14116] ? kmsan_get_metadata+0x116/0x180 [ 603.310303][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 603.316200][T14116] ? kmsan_get_metadata+0x116/0x180 [ 603.321403][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 603.327043][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 603.332333][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 603.337098][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 603.341864][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.346580][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.352659][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.358817][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.364029][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.368890][T14116] do_SYSENTER_32+0x73/0x90 [ 603.373399][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.379723][T14116] RIP: 0023:0xf7ff9549 [ 603.383782][T14116] Code: Bad RIP value. [ 603.387842][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 603.396341][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 603.404312][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 603.412282][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 603.420249][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 603.428235][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 603.436213][T14116] Uninit was stored to memory at: [ 603.441247][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 603.446964][T14116] __msan_chain_origin+0x50/0x90 [ 603.451903][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.457025][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.461996][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.466503][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.471176][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.477239][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.483391][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.488612][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.493460][T14116] do_SYSENTER_32+0x73/0x90 [ 603.497964][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.504273][T14116] [ 603.506595][T14116] Uninit was stored to memory at: [ 603.511622][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 603.517349][T14116] __msan_chain_origin+0x50/0x90 [ 603.522284][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.527394][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.532336][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.536836][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.541516][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.547581][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.553734][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.558929][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.563804][T14116] do_SYSENTER_32+0x73/0x90 [ 603.568310][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.574622][T14116] [ 603.576938][T14116] Uninit was stored to memory at: [ 603.581963][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 603.587678][T14116] __msan_chain_origin+0x50/0x90 [ 603.592616][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.597725][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.602662][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.607164][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.611859][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.617928][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.624086][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.629283][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.634134][T14116] do_SYSENTER_32+0x73/0x90 [ 603.638655][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.644965][T14116] [ 603.647282][T14116] Uninit was stored to memory at: [ 603.652307][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 603.658024][T14116] __msan_chain_origin+0x50/0x90 [ 603.662963][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.668078][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.673016][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.677517][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.682193][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.688273][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.694433][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.699634][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.704494][T14116] do_SYSENTER_32+0x73/0x90 [ 603.709000][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.715308][T14116] [ 603.717624][T14116] Uninit was stored to memory at: [ 603.722648][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 603.728365][T14116] __msan_chain_origin+0x50/0x90 [ 603.733299][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.738409][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.743343][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.747844][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.752523][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.758590][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.764743][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.769943][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.774813][T14116] do_SYSENTER_32+0x73/0x90 [ 603.779316][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.785648][T14116] [ 603.787968][T14116] Uninit was stored to memory at: [ 603.792996][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 603.798727][T14116] __msan_chain_origin+0x50/0x90 [ 603.803663][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.808771][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.813707][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.818206][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.822881][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.828948][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.835101][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.840317][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.845167][T14116] do_SYSENTER_32+0x73/0x90 [ 603.849673][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.855985][T14116] [ 603.858322][T14116] Uninit was stored to memory at: [ 603.863350][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 603.869067][T14116] __msan_chain_origin+0x50/0x90 [ 603.874007][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 603.879120][T14116] get_compat_msghdr+0x108/0x2b0 [ 603.884054][T14116] do_recvmmsg+0xdbb/0x22c0 [ 603.888558][T14116] __sys_recvmmsg+0x5dd/0x610 [ 603.893241][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 603.899312][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 603.905462][T14116] __do_fast_syscall_32+0x2af/0x480 [ 603.910668][T14116] do_fast_syscall_32+0x6b/0xd0 [ 603.915518][T14116] do_SYSENTER_32+0x73/0x90 [ 603.920035][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 603.926347][T14116] [ 603.928668][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 603.935344][T14116] do_recvmmsg+0xbf/0x22c0 [ 603.939756][T14116] do_recvmmsg+0xbf/0x22c0 [ 604.165183][T14102] not chained 420000 origins [ 604.169801][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 604.178473][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 604.188522][T14102] Call Trace: [ 604.191817][T14102] dump_stack+0x21c/0x280 [ 604.196156][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 604.201885][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 604.207436][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 604.213505][T14102] ? kmsan_get_metadata+0x116/0x180 [ 604.218706][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 604.224512][T14102] ? kmsan_get_metadata+0x116/0x180 [ 604.229714][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 604.235524][T14102] ? kmsan_get_metadata+0x116/0x180 [ 604.240727][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 604.246279][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 604.252354][T14102] ? _copy_from_user+0x201/0x310 [ 604.257297][T14102] ? kmsan_get_metadata+0x116/0x180 [ 604.262501][T14102] __msan_chain_origin+0x50/0x90 [ 604.267449][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.272578][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.277525][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.282047][T14102] ? kmsan_get_metadata+0x116/0x180 [ 604.287246][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 604.293141][T14102] ? kmsan_get_metadata+0x116/0x180 [ 604.298338][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 604.303969][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 604.309253][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 604.314008][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 604.318773][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.323464][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.329545][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.335699][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.340915][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.345771][T14102] do_SYSENTER_32+0x73/0x90 [ 604.350283][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.356604][T14102] RIP: 0023:0xf7ff9549 [ 604.360663][T14102] Code: Bad RIP value. [ 604.364726][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 604.373141][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 604.381109][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 604.389080][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 604.397239][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 604.405212][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 604.413193][T14102] Uninit was stored to memory at: [ 604.418224][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 604.423947][T14102] __msan_chain_origin+0x50/0x90 [ 604.428884][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.433996][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.438946][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.443447][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.448124][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.454199][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.460357][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.465559][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.470410][T14102] do_SYSENTER_32+0x73/0x90 [ 604.474916][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.481227][T14102] [ 604.483548][T14102] Uninit was stored to memory at: [ 604.488573][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 604.494290][T14102] __msan_chain_origin+0x50/0x90 [ 604.499233][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.504343][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.509281][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.513787][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.518464][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.524531][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.530688][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.535887][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.540737][T14102] do_SYSENTER_32+0x73/0x90 [ 604.545243][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.551555][T14102] [ 604.553876][T14102] Uninit was stored to memory at: [ 604.558907][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 604.564624][T14102] __msan_chain_origin+0x50/0x90 [ 604.570034][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.575145][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.580084][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.584586][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.589269][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.595428][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.601584][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.606891][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.611747][T14102] do_SYSENTER_32+0x73/0x90 [ 604.616252][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.622564][T14102] [ 604.624886][T14102] Uninit was stored to memory at: [ 604.629916][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 604.635640][T14102] __msan_chain_origin+0x50/0x90 [ 604.640580][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.645691][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.650631][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.655134][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.659814][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.665889][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.672045][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.677245][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.682097][T14102] do_SYSENTER_32+0x73/0x90 [ 604.686605][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.692917][T14102] [ 604.695240][T14102] Uninit was stored to memory at: [ 604.700268][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 604.705992][T14102] __msan_chain_origin+0x50/0x90 [ 604.710936][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.716049][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.720991][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.725491][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.730176][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.736250][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.742406][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.747606][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.752460][T14102] do_SYSENTER_32+0x73/0x90 [ 604.756971][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.763282][T14102] [ 604.765604][T14102] Uninit was stored to memory at: [ 604.770636][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 604.776357][T14102] __msan_chain_origin+0x50/0x90 [ 604.781293][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.786392][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.791321][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.795817][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.800501][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.806556][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.812703][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.817896][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.822739][T14102] do_SYSENTER_32+0x73/0x90 [ 604.827232][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.833538][T14102] [ 604.835872][T14102] Uninit was stored to memory at: [ 604.840889][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 604.846596][T14102] __msan_chain_origin+0x50/0x90 [ 604.851611][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 604.856712][T14102] get_compat_msghdr+0x108/0x2b0 [ 604.861648][T14102] do_recvmmsg+0xdbb/0x22c0 [ 604.866137][T14102] __sys_recvmmsg+0x5dd/0x610 [ 604.870817][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 604.876874][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 604.883017][T14102] __do_fast_syscall_32+0x2af/0x480 [ 604.888206][T14102] do_fast_syscall_32+0x6b/0xd0 [ 604.893052][T14102] do_SYSENTER_32+0x73/0x90 [ 604.897540][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 604.903849][T14102] [ 604.906160][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 604.912891][T14102] do_recvmmsg+0xbf/0x22c0 [ 604.917290][T14102] do_recvmmsg+0xbf/0x22c0 [ 605.377601][T14102] not chained 430000 origins [ 605.382235][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 605.390905][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 605.400953][T14102] Call Trace: [ 605.404239][T14102] dump_stack+0x21c/0x280 [ 605.408571][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 605.414279][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 605.419815][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 605.425873][T14102] ? kmsan_get_metadata+0x116/0x180 [ 605.431062][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 605.436858][T14102] ? kmsan_get_metadata+0x116/0x180 [ 605.442047][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 605.447953][T14102] ? kmsan_get_metadata+0x116/0x180 [ 605.453146][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 605.458778][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 605.464844][T14102] ? _copy_from_user+0x201/0x310 [ 605.469780][T14102] ? kmsan_get_metadata+0x116/0x180 [ 605.474971][T14102] __msan_chain_origin+0x50/0x90 [ 605.479905][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 605.485040][T14102] get_compat_msghdr+0x108/0x2b0 [ 605.489999][T14102] do_recvmmsg+0xdbb/0x22c0 [ 605.494529][T14102] ? kmsan_get_metadata+0x116/0x180 [ 605.499723][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 605.505608][T14102] ? kmsan_get_metadata+0x116/0x180 [ 605.510903][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 605.516530][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 605.522070][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 605.526821][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 605.531575][T14102] __sys_recvmmsg+0x5dd/0x610 [ 605.536253][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 605.542319][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 605.548466][T14102] __do_fast_syscall_32+0x2af/0x480 [ 605.553660][T14102] do_fast_syscall_32+0x6b/0xd0 [ 605.558508][T14102] do_SYSENTER_32+0x73/0x90 [ 605.563003][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 605.569313][T14102] RIP: 0023:0xf7ff9549 [ 605.573369][T14102] Code: Bad RIP value. [ 605.577418][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 605.585817][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 605.593776][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 605.602688][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 605.610645][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 605.618601][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 605.626567][T14102] Uninit was stored to memory at: [ 605.631581][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 605.637287][T14102] __msan_chain_origin+0x50/0x90 [ 605.642214][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 605.647310][T14102] get_compat_msghdr+0x108/0x2b0 [ 605.652240][T14102] do_recvmmsg+0xdbb/0x22c0 [ 605.656730][T14102] __sys_recvmmsg+0x5dd/0x610 [ 605.661394][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 605.667448][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 605.673587][T14102] __do_fast_syscall_32+0x2af/0x480 [ 605.678771][T14102] do_fast_syscall_32+0x6b/0xd0 [ 605.683610][T14102] do_SYSENTER_32+0x73/0x90 [ 605.688102][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 605.694404][T14102] [ 605.696714][T14102] Uninit was stored to memory at: [ 605.701735][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 605.707455][T14102] __msan_chain_origin+0x50/0x90 [ 605.712378][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 605.717485][T14102] get_compat_msghdr+0x108/0x2b0 [ 605.722404][T14102] do_recvmmsg+0xdbb/0x22c0 [ 605.726891][T14102] __sys_recvmmsg+0x5dd/0x610 [ 605.731550][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 605.737600][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 605.743740][T14102] __do_fast_syscall_32+0x2af/0x480 [ 605.748924][T14102] do_fast_syscall_32+0x6b/0xd0 [ 605.753759][T14102] do_SYSENTER_32+0x73/0x90 [ 605.758250][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 605.764564][T14102] [ 605.766874][T14102] Uninit was stored to memory at: [ 605.772009][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 605.777712][T14102] __msan_chain_origin+0x50/0x90 [ 605.782639][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 605.787738][T14102] get_compat_msghdr+0x108/0x2b0 [ 605.792662][T14102] do_recvmmsg+0xdbb/0x22c0 [ 605.797178][T14102] __sys_recvmmsg+0x5dd/0x610 [ 605.802019][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 605.808074][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 605.814215][T14102] __do_fast_syscall_32+0x2af/0x480 [ 605.819506][T14102] do_fast_syscall_32+0x6b/0xd0 [ 605.824345][T14102] do_SYSENTER_32+0x73/0x90 [ 605.828839][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 605.835141][T14102] [ 605.837451][T14102] Uninit was stored to memory at: [ 605.842465][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 605.848169][T14102] __msan_chain_origin+0x50/0x90 [ 605.853092][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 605.858190][T14102] get_compat_msghdr+0x108/0x2b0 [ 605.863115][T14102] do_recvmmsg+0xdbb/0x22c0 [ 605.867603][T14102] __sys_recvmmsg+0x5dd/0x610 [ 605.872266][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 605.878322][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 605.884463][T14102] __do_fast_syscall_32+0x2af/0x480 [ 605.889648][T14102] do_fast_syscall_32+0x6b/0xd0 [ 605.894486][T14102] do_SYSENTER_32+0x73/0x90 [ 605.899064][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 605.905366][T14102] [ 605.907677][T14102] Uninit was stored to memory at: [ 605.912686][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 605.918394][T14102] __msan_chain_origin+0x50/0x90 [ 605.923325][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 605.928422][T14102] get_compat_msghdr+0x108/0x2b0 [ 605.933346][T14102] do_recvmmsg+0xdbb/0x22c0 [ 605.937834][T14102] __sys_recvmmsg+0x5dd/0x610 [ 605.942498][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 605.948551][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 605.954688][T14102] __do_fast_syscall_32+0x2af/0x480 [ 605.959871][T14102] do_fast_syscall_32+0x6b/0xd0 [ 605.964709][T14102] do_SYSENTER_32+0x73/0x90 [ 605.969201][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 605.975503][T14102] [ 605.977814][T14102] Uninit was stored to memory at: [ 605.982825][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 605.988528][T14102] __msan_chain_origin+0x50/0x90 [ 605.993450][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 605.998545][T14102] get_compat_msghdr+0x108/0x2b0 [ 606.003469][T14102] do_recvmmsg+0xdbb/0x22c0 [ 606.007956][T14102] __sys_recvmmsg+0x5dd/0x610 [ 606.012621][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 606.018677][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 606.024820][T14102] __do_fast_syscall_32+0x2af/0x480 [ 606.030010][T14102] do_fast_syscall_32+0x6b/0xd0 [ 606.034853][T14102] do_SYSENTER_32+0x73/0x90 [ 606.039347][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 606.045648][T14102] [ 606.047957][T14102] Uninit was stored to memory at: [ 606.052969][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 606.058676][T14102] __msan_chain_origin+0x50/0x90 [ 606.063601][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 606.068698][T14102] get_compat_msghdr+0x108/0x2b0 [ 606.073626][T14102] do_recvmmsg+0xdbb/0x22c0 [ 606.078114][T14102] __sys_recvmmsg+0x5dd/0x610 [ 606.082779][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 606.088835][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 606.094976][T14102] __do_fast_syscall_32+0x2af/0x480 [ 606.100164][T14102] do_fast_syscall_32+0x6b/0xd0 [ 606.105002][T14102] do_SYSENTER_32+0x73/0x90 [ 606.109493][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 606.115799][T14102] [ 606.118112][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 606.124771][T14102] do_recvmmsg+0xbf/0x22c0 [ 606.129171][T14102] do_recvmmsg+0xbf/0x22c0 [ 606.716190][T14116] not chained 440000 origins [ 606.720818][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 606.729486][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 606.739537][T14116] Call Trace: [ 606.742837][T14116] dump_stack+0x21c/0x280 [ 606.747193][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 606.752917][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 606.758471][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 606.764544][T14116] ? kmsan_get_metadata+0x116/0x180 [ 606.769748][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 606.775560][T14116] ? kmsan_get_metadata+0x116/0x180 [ 606.780874][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 606.786689][T14116] ? kmsan_get_metadata+0x116/0x180 [ 606.791916][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 606.797483][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 606.803557][T14116] ? _copy_from_user+0x201/0x310 [ 606.808501][T14116] ? kmsan_get_metadata+0x116/0x180 [ 606.813815][T14116] __msan_chain_origin+0x50/0x90 [ 606.818765][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 606.823898][T14116] get_compat_msghdr+0x108/0x2b0 [ 606.828845][T14116] do_recvmmsg+0xdbb/0x22c0 [ 606.833357][T14116] ? update_misfit_status+0x2c/0xc30 [ 606.838676][T14116] ? kmsan_get_metadata+0x116/0x180 [ 606.843879][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 606.849774][T14116] ? kmsan_get_metadata+0x116/0x180 [ 606.854978][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 606.860635][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 606.865923][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 606.870689][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 606.875459][T14116] __sys_recvmmsg+0x5dd/0x610 [ 606.880157][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 606.886240][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 606.892414][T14116] __do_fast_syscall_32+0x2af/0x480 [ 606.897674][T14116] do_fast_syscall_32+0x6b/0xd0 [ 606.902540][T14116] do_SYSENTER_32+0x73/0x90 [ 606.907054][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 606.913378][T14116] RIP: 0023:0xf7ff9549 [ 606.917433][T14116] Code: Bad RIP value. [ 606.921494][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 606.929907][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 606.937877][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 606.945860][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 606.953829][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 606.961801][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 606.969888][T14116] Uninit was stored to memory at: [ 606.974919][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 606.980731][T14116] __msan_chain_origin+0x50/0x90 [ 606.985672][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 606.990789][T14116] get_compat_msghdr+0x108/0x2b0 [ 606.995726][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.000227][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.004906][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.010974][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.017127][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.022328][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.027179][T14116] do_SYSENTER_32+0x73/0x90 [ 607.031685][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.037999][T14116] [ 607.040324][T14116] Uninit was stored to memory at: [ 607.045458][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 607.051182][T14116] __msan_chain_origin+0x50/0x90 [ 607.056123][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.061237][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.066172][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.070675][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.075355][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.081422][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.087576][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.092781][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.097639][T14116] do_SYSENTER_32+0x73/0x90 [ 607.102154][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.108469][T14116] [ 607.110790][T14116] Uninit was stored to memory at: [ 607.115818][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 607.121539][T14116] __msan_chain_origin+0x50/0x90 [ 607.126478][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.131593][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.136536][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.141040][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.145720][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.151789][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.157943][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.163145][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.167993][T14116] do_SYSENTER_32+0x73/0x90 [ 607.172500][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.178814][T14116] [ 607.181133][T14116] Uninit was stored to memory at: [ 607.186167][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 607.191889][T14116] __msan_chain_origin+0x50/0x90 [ 607.196834][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.201948][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.206887][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.211388][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.216071][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.222140][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.228294][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.233494][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.238348][T14116] do_SYSENTER_32+0x73/0x90 [ 607.242854][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.249166][T14116] [ 607.251487][T14116] Uninit was stored to memory at: [ 607.256513][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 607.262234][T14116] __msan_chain_origin+0x50/0x90 [ 607.267174][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.272289][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.277230][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.281731][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.286411][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.292484][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.298640][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.303839][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.308694][T14116] do_SYSENTER_32+0x73/0x90 [ 607.313313][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.319631][T14116] [ 607.321952][T14116] Uninit was stored to memory at: [ 607.326982][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 607.332705][T14116] __msan_chain_origin+0x50/0x90 [ 607.337654][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.342769][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.347710][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.352213][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.356897][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.362966][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.369120][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.374413][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.379275][T14116] do_SYSENTER_32+0x73/0x90 [ 607.383779][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.390089][T14116] [ 607.392409][T14116] Uninit was stored to memory at: [ 607.397438][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 607.403159][T14116] __msan_chain_origin+0x50/0x90 [ 607.408099][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.413212][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.418155][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.422758][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.427443][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.433513][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.439669][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.444870][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.449727][T14116] do_SYSENTER_32+0x73/0x90 [ 607.454233][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.460544][T14116] [ 607.462868][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 607.469540][T14116] do_recvmmsg+0xbf/0x22c0 [ 607.473954][T14116] do_recvmmsg+0xbf/0x22c0 [ 607.670373][T14116] not chained 450000 origins [ 607.675000][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 607.683669][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 607.693724][T14116] Call Trace: [ 607.697026][T14116] dump_stack+0x21c/0x280 [ 607.701375][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 607.707185][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 607.712737][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 607.718812][T14116] ? kmsan_get_metadata+0x116/0x180 [ 607.724022][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 607.729834][T14116] ? kmsan_get_metadata+0x116/0x180 [ 607.735038][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 607.740887][T14116] ? kmsan_get_metadata+0x116/0x180 [ 607.746092][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 607.751641][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 607.757716][T14116] ? _copy_from_user+0x201/0x310 [ 607.762661][T14116] ? kmsan_get_metadata+0x116/0x180 [ 607.767860][T14116] __msan_chain_origin+0x50/0x90 [ 607.772800][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.777933][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.782880][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.787394][T14116] ? update_misfit_status+0x2c/0xc30 [ 607.792695][T14116] ? kmsan_get_metadata+0x116/0x180 [ 607.797903][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 607.803799][T14116] ? kmsan_get_metadata+0x116/0x180 [ 607.808998][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 607.814637][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 607.819931][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 607.824704][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 607.829475][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.834178][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.840260][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.846423][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.851634][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.856490][T14116] do_SYSENTER_32+0x73/0x90 [ 607.860998][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.867324][T14116] RIP: 0023:0xf7ff9549 [ 607.871385][T14116] Code: Bad RIP value. [ 607.875468][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 607.883876][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 607.891844][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 607.899816][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 607.907789][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 607.915755][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 607.923735][T14116] Uninit was stored to memory at: [ 607.928768][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 607.934491][T14116] __msan_chain_origin+0x50/0x90 [ 607.939548][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 607.944665][T14116] get_compat_msghdr+0x108/0x2b0 [ 607.949607][T14116] do_recvmmsg+0xdbb/0x22c0 [ 607.954117][T14116] __sys_recvmmsg+0x5dd/0x610 [ 607.958800][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 607.964876][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 607.971039][T14116] __do_fast_syscall_32+0x2af/0x480 [ 607.976248][T14116] do_fast_syscall_32+0x6b/0xd0 [ 607.981112][T14116] do_SYSENTER_32+0x73/0x90 [ 607.985625][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 607.991938][T14116] [ 607.994261][T14116] Uninit was stored to memory at: [ 607.999291][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 608.005012][T14116] __msan_chain_origin+0x50/0x90 [ 608.009956][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.015072][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.020013][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.024534][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.029223][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.035294][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.041449][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.046670][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.051528][T14116] do_SYSENTER_32+0x73/0x90 [ 608.056037][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.062354][T14116] [ 608.064678][T14116] Uninit was stored to memory at: [ 608.069707][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 608.075428][T14116] __msan_chain_origin+0x50/0x90 [ 608.080372][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.085486][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.090424][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.094930][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.099611][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.105686][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.111845][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.117046][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.121895][T14116] do_SYSENTER_32+0x73/0x90 [ 608.126399][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.132712][T14116] [ 608.135033][T14116] Uninit was stored to memory at: [ 608.140065][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 608.145786][T14116] __msan_chain_origin+0x50/0x90 [ 608.150731][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.155846][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.160782][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.165287][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.169979][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.176053][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.182214][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.187418][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.192377][T14116] do_SYSENTER_32+0x73/0x90 [ 608.196882][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.203200][T14116] [ 608.205520][T14116] Uninit was stored to memory at: [ 608.210553][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 608.216275][T14116] __msan_chain_origin+0x50/0x90 [ 608.221223][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.226341][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.231281][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.235788][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.240475][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.246544][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.252701][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.257909][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.262765][T14116] do_SYSENTER_32+0x73/0x90 [ 608.267271][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.273589][T14116] [ 608.275915][T14116] Uninit was stored to memory at: [ 608.280943][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 608.286668][T14116] __msan_chain_origin+0x50/0x90 [ 608.291616][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.296730][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.301670][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.306177][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.310859][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.317025][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.323181][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.328384][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.333238][T14116] do_SYSENTER_32+0x73/0x90 [ 608.337748][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.344064][T14116] [ 608.346385][T14116] Uninit was stored to memory at: [ 608.351415][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 608.357136][T14116] __msan_chain_origin+0x50/0x90 [ 608.362076][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.367190][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.372128][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.376636][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.381316][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.387382][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.393538][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.398737][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.403591][T14116] do_SYSENTER_32+0x73/0x90 [ 608.408125][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.414440][T14116] [ 608.416810][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 608.423489][T14116] do_recvmmsg+0xbf/0x22c0 [ 608.427991][T14116] do_recvmmsg+0xbf/0x22c0 [ 608.673238][T14116] not chained 460000 origins [ 608.677872][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 608.686535][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.696780][T14116] Call Trace: [ 608.700080][T14116] dump_stack+0x21c/0x280 [ 608.704421][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 608.710146][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 608.715815][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 608.721889][T14116] ? kmsan_get_metadata+0x116/0x180 [ 608.727095][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 608.732912][T14116] ? kmsan_get_metadata+0x116/0x180 [ 608.738119][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 608.743932][T14116] ? kmsan_get_metadata+0x116/0x180 [ 608.749156][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 608.754720][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 608.760797][T14116] ? _copy_from_user+0x201/0x310 [ 608.765739][T14116] ? kmsan_get_metadata+0x116/0x180 [ 608.770944][T14116] __msan_chain_origin+0x50/0x90 [ 608.775889][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.781032][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.785979][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.790494][T14116] ? update_misfit_status+0x2c/0xc30 [ 608.795795][T14116] ? kmsan_get_metadata+0x116/0x180 [ 608.801000][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 608.806894][T14116] ? kmsan_get_metadata+0x116/0x180 [ 608.812098][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 608.817736][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 608.823026][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 608.827788][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 608.832558][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.837252][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.843332][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.849492][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.854711][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.859567][T14116] do_SYSENTER_32+0x73/0x90 [ 608.864075][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.870398][T14116] RIP: 0023:0xf7ff9549 [ 608.874460][T14116] Code: Bad RIP value. [ 608.878523][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 608.887045][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 608.895020][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 608.903003][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 608.911007][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 608.918981][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 608.926959][T14116] Uninit was stored to memory at: [ 608.931990][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 608.937713][T14116] __msan_chain_origin+0x50/0x90 [ 608.942664][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 608.947773][T14116] get_compat_msghdr+0x108/0x2b0 [ 608.952717][T14116] do_recvmmsg+0xdbb/0x22c0 [ 608.957221][T14116] __sys_recvmmsg+0x5dd/0x610 [ 608.961902][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 608.967969][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 608.974126][T14116] __do_fast_syscall_32+0x2af/0x480 [ 608.979344][T14116] do_fast_syscall_32+0x6b/0xd0 [ 608.984201][T14116] do_SYSENTER_32+0x73/0x90 [ 608.988709][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 608.995021][T14116] [ 608.997339][T14116] Uninit was stored to memory at: [ 609.002371][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 609.008088][T14116] __msan_chain_origin+0x50/0x90 [ 609.013026][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 609.018242][T14116] get_compat_msghdr+0x108/0x2b0 [ 609.023181][T14116] do_recvmmsg+0xdbb/0x22c0 [ 609.027683][T14116] __sys_recvmmsg+0x5dd/0x610 [ 609.032363][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.038434][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.044589][T14116] __do_fast_syscall_32+0x2af/0x480 [ 609.049788][T14116] do_fast_syscall_32+0x6b/0xd0 [ 609.054654][T14116] do_SYSENTER_32+0x73/0x90 [ 609.059159][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.065474][T14116] [ 609.067802][T14116] Uninit was stored to memory at: [ 609.072890][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 609.078658][T14116] __msan_chain_origin+0x50/0x90 [ 609.083605][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 609.088725][T14116] get_compat_msghdr+0x108/0x2b0 [ 609.093665][T14116] do_recvmmsg+0xdbb/0x22c0 [ 609.098168][T14116] __sys_recvmmsg+0x5dd/0x610 [ 609.102848][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.108919][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.115077][T14116] __do_fast_syscall_32+0x2af/0x480 [ 609.120278][T14116] do_fast_syscall_32+0x6b/0xd0 [ 609.125132][T14116] do_SYSENTER_32+0x73/0x90 [ 609.129642][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.135959][T14116] [ 609.138283][T14116] Uninit was stored to memory at: [ 609.143316][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 609.149041][T14116] __msan_chain_origin+0x50/0x90 [ 609.153976][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 609.159099][T14116] get_compat_msghdr+0x108/0x2b0 [ 609.164041][T14116] do_recvmmsg+0xdbb/0x22c0 [ 609.168553][T14116] __sys_recvmmsg+0x5dd/0x610 [ 609.173229][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.179303][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.185455][T14116] __do_fast_syscall_32+0x2af/0x480 [ 609.190651][T14116] do_fast_syscall_32+0x6b/0xd0 [ 609.195501][T14116] do_SYSENTER_32+0x73/0x90 [ 609.200008][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.206321][T14116] [ 609.208645][T14116] Uninit was stored to memory at: [ 609.213671][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 609.219390][T14116] __msan_chain_origin+0x50/0x90 [ 609.224338][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 609.229446][T14116] get_compat_msghdr+0x108/0x2b0 [ 609.234381][T14116] do_recvmmsg+0xdbb/0x22c0 [ 609.238889][T14116] __sys_recvmmsg+0x5dd/0x610 [ 609.243565][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.249638][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.255792][T14116] __do_fast_syscall_32+0x2af/0x480 [ 609.260997][T14116] do_fast_syscall_32+0x6b/0xd0 [ 609.265851][T14116] do_SYSENTER_32+0x73/0x90 [ 609.270355][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.276674][T14116] [ 609.279002][T14116] Uninit was stored to memory at: [ 609.284160][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 609.289883][T14116] __msan_chain_origin+0x50/0x90 [ 609.294822][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 609.299933][T14116] get_compat_msghdr+0x108/0x2b0 [ 609.304870][T14116] do_recvmmsg+0xdbb/0x22c0 [ 609.309378][T14116] __sys_recvmmsg+0x5dd/0x610 [ 609.314061][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.320133][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.326286][T14116] __do_fast_syscall_32+0x2af/0x480 [ 609.331486][T14116] do_fast_syscall_32+0x6b/0xd0 [ 609.336334][T14116] do_SYSENTER_32+0x73/0x90 [ 609.340839][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.347173][T14116] [ 609.349519][T14116] Uninit was stored to memory at: [ 609.354543][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 609.360281][T14116] __msan_chain_origin+0x50/0x90 [ 609.365220][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 609.370343][T14116] get_compat_msghdr+0x108/0x2b0 [ 609.375276][T14116] do_recvmmsg+0xdbb/0x22c0 [ 609.379778][T14116] __sys_recvmmsg+0x5dd/0x610 [ 609.384456][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.390524][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.396681][T14116] __do_fast_syscall_32+0x2af/0x480 [ 609.401880][T14116] do_fast_syscall_32+0x6b/0xd0 [ 609.406727][T14116] do_SYSENTER_32+0x73/0x90 [ 609.411237][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.417569][T14116] [ 609.419897][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 609.426578][T14116] do_recvmmsg+0xbf/0x22c0 [ 609.431028][T14116] do_recvmmsg+0xbf/0x22c0 [ 609.661292][T14102] not chained 470000 origins [ 609.665936][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 609.674603][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 609.684658][T14102] Call Trace: [ 609.687957][T14102] dump_stack+0x21c/0x280 [ 609.692300][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 609.698029][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 609.703584][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 609.709661][T14102] ? kmsan_get_metadata+0x116/0x180 [ 609.714871][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 609.720681][T14102] ? kmsan_get_metadata+0x116/0x180 [ 609.725891][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 609.731699][T14102] ? kmsan_get_metadata+0x116/0x180 [ 609.736956][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 609.742505][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 609.748585][T14102] ? _copy_from_user+0x201/0x310 [ 609.753539][T14102] ? kmsan_get_metadata+0x116/0x180 [ 609.758743][T14102] __msan_chain_origin+0x50/0x90 [ 609.763691][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 609.768824][T14102] get_compat_msghdr+0x108/0x2b0 [ 609.773780][T14102] do_recvmmsg+0xdbb/0x22c0 [ 609.778305][T14102] ? kmsan_get_metadata+0x116/0x180 [ 609.783507][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 609.789409][T14102] ? kmsan_get_metadata+0x116/0x180 [ 609.794618][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 609.800260][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 609.805548][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 609.810311][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 609.815081][T14102] __sys_recvmmsg+0x5dd/0x610 [ 609.819782][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.825865][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.832026][T14102] __do_fast_syscall_32+0x2af/0x480 [ 609.837241][T14102] do_fast_syscall_32+0x6b/0xd0 [ 609.842105][T14102] do_SYSENTER_32+0x73/0x90 [ 609.846648][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.852983][T14102] RIP: 0023:0xf7ff9549 [ 609.857063][T14102] Code: Bad RIP value. [ 609.861128][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 609.869544][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 609.877516][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 609.885486][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 609.893461][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 609.901435][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 609.909413][T14102] Uninit was stored to memory at: [ 609.914449][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 609.920171][T14102] __msan_chain_origin+0x50/0x90 [ 609.925107][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 609.930222][T14102] get_compat_msghdr+0x108/0x2b0 [ 609.935159][T14102] do_recvmmsg+0xdbb/0x22c0 [ 609.939666][T14102] __sys_recvmmsg+0x5dd/0x610 [ 609.944345][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 609.950413][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 609.956571][T14102] __do_fast_syscall_32+0x2af/0x480 [ 609.961773][T14102] do_fast_syscall_32+0x6b/0xd0 [ 609.966623][T14102] do_SYSENTER_32+0x73/0x90 [ 609.971162][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 609.977474][T14102] [ 609.979808][T14102] Uninit was stored to memory at: [ 609.984835][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 609.990559][T14102] __msan_chain_origin+0x50/0x90 [ 609.995500][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 610.000613][T14102] get_compat_msghdr+0x108/0x2b0 [ 610.005551][T14102] do_recvmmsg+0xdbb/0x22c0 [ 610.010054][T14102] __sys_recvmmsg+0x5dd/0x610 [ 610.014731][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.020906][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.027062][T14102] __do_fast_syscall_32+0x2af/0x480 [ 610.032266][T14102] do_fast_syscall_32+0x6b/0xd0 [ 610.037124][T14102] do_SYSENTER_32+0x73/0x90 [ 610.041632][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 610.047946][T14102] [ 610.050270][T14102] Uninit was stored to memory at: [ 610.055304][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 610.061028][T14102] __msan_chain_origin+0x50/0x90 [ 610.065973][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 610.071090][T14102] get_compat_msghdr+0x108/0x2b0 [ 610.076030][T14102] do_recvmmsg+0xdbb/0x22c0 [ 610.080533][T14102] __sys_recvmmsg+0x5dd/0x610 [ 610.085213][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.091280][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.097435][T14102] __do_fast_syscall_32+0x2af/0x480 [ 610.102635][T14102] do_fast_syscall_32+0x6b/0xd0 [ 610.107488][T14102] do_SYSENTER_32+0x73/0x90 [ 610.112099][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 610.118496][T14102] [ 610.120821][T14102] Uninit was stored to memory at: [ 610.125871][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 610.131595][T14102] __msan_chain_origin+0x50/0x90 [ 610.136536][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 610.141649][T14102] get_compat_msghdr+0x108/0x2b0 [ 610.146588][T14102] do_recvmmsg+0xdbb/0x22c0 [ 610.151101][T14102] __sys_recvmmsg+0x5dd/0x610 [ 610.155779][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.161850][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.168006][T14102] __do_fast_syscall_32+0x2af/0x480 [ 610.173208][T14102] do_fast_syscall_32+0x6b/0xd0 [ 610.178063][T14102] do_SYSENTER_32+0x73/0x90 [ 610.182570][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 610.188883][T14102] [ 610.191205][T14102] Uninit was stored to memory at: [ 610.196360][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 610.202079][T14102] __msan_chain_origin+0x50/0x90 [ 610.207017][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 610.212144][T14102] get_compat_msghdr+0x108/0x2b0 [ 610.217084][T14102] do_recvmmsg+0xdbb/0x22c0 [ 610.221583][T14102] __sys_recvmmsg+0x5dd/0x610 [ 610.226262][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.232353][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.238507][T14102] __do_fast_syscall_32+0x2af/0x480 [ 610.243706][T14102] do_fast_syscall_32+0x6b/0xd0 [ 610.248557][T14102] do_SYSENTER_32+0x73/0x90 [ 610.253061][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 610.259375][T14102] [ 610.261694][T14102] Uninit was stored to memory at: [ 610.266723][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 610.272447][T14102] __msan_chain_origin+0x50/0x90 [ 610.277390][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 610.282506][T14102] get_compat_msghdr+0x108/0x2b0 [ 610.287443][T14102] do_recvmmsg+0xdbb/0x22c0 [ 610.291955][T14102] __sys_recvmmsg+0x5dd/0x610 [ 610.296636][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.302703][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.308860][T14102] __do_fast_syscall_32+0x2af/0x480 [ 610.314071][T14102] do_fast_syscall_32+0x6b/0xd0 [ 610.318922][T14102] do_SYSENTER_32+0x73/0x90 [ 610.323432][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 610.329743][T14102] [ 610.332061][T14102] Uninit was stored to memory at: [ 610.337085][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 610.342801][T14102] __msan_chain_origin+0x50/0x90 [ 610.347735][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 610.352840][T14102] get_compat_msghdr+0x108/0x2b0 [ 610.357772][T14102] do_recvmmsg+0xdbb/0x22c0 [ 610.362274][T14102] __sys_recvmmsg+0x5dd/0x610 [ 610.366958][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.373026][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.379182][T14102] __do_fast_syscall_32+0x2af/0x480 [ 610.384378][T14102] do_fast_syscall_32+0x6b/0xd0 [ 610.389227][T14102] do_SYSENTER_32+0x73/0x90 [ 610.393733][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 610.400046][T14102] [ 610.402373][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 610.409049][T14102] do_recvmmsg+0xbf/0x22c0 [ 610.413468][T14102] do_recvmmsg+0xbf/0x22c0 [ 610.696745][T14116] not chained 480000 origins [ 610.701399][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 610.710080][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 610.720310][T14116] Call Trace: [ 610.723609][T14116] dump_stack+0x21c/0x280 [ 610.727956][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 610.733679][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 610.739228][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 610.745299][T14116] ? kmsan_get_metadata+0x116/0x180 [ 610.750499][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 610.756306][T14116] ? kmsan_get_metadata+0x116/0x180 [ 610.761507][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 610.767313][T14116] ? kmsan_get_metadata+0x116/0x180 [ 610.772513][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 610.778064][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 610.784233][T14116] ? _copy_from_user+0x201/0x310 [ 610.789177][T14116] ? kmsan_get_metadata+0x116/0x180 [ 610.794374][T14116] __msan_chain_origin+0x50/0x90 [ 610.799316][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 610.804446][T14116] get_compat_msghdr+0x108/0x2b0 [ 610.809396][T14116] do_recvmmsg+0xdbb/0x22c0 [ 610.813908][T14116] ? update_misfit_status+0x2c/0xc30 [ 610.819204][T14116] ? kmsan_get_metadata+0x116/0x180 [ 610.824411][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 610.830574][T14116] ? kmsan_get_metadata+0x116/0x180 [ 610.835778][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 610.841415][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 610.846702][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 610.851466][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 610.856230][T14116] __sys_recvmmsg+0x5dd/0x610 [ 610.860925][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.867017][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.873194][T14116] __do_fast_syscall_32+0x2af/0x480 [ 610.878407][T14116] do_fast_syscall_32+0x6b/0xd0 [ 610.883264][T14116] do_SYSENTER_32+0x73/0x90 [ 610.887774][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 610.894095][T14116] RIP: 0023:0xf7ff9549 [ 610.898152][T14116] Code: Bad RIP value. [ 610.902214][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 610.910624][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 610.918594][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 610.926562][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 610.934536][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 610.942504][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 610.950478][T14116] Uninit was stored to memory at: [ 610.955508][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 610.961243][T14116] __msan_chain_origin+0x50/0x90 [ 610.966182][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 610.971295][T14116] get_compat_msghdr+0x108/0x2b0 [ 610.976233][T14116] do_recvmmsg+0xdbb/0x22c0 [ 610.980743][T14116] __sys_recvmmsg+0x5dd/0x610 [ 610.985431][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 610.991502][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 610.997665][T14116] __do_fast_syscall_32+0x2af/0x480 [ 611.002871][T14116] do_fast_syscall_32+0x6b/0xd0 [ 611.007724][T14116] do_SYSENTER_32+0x73/0x90 [ 611.012233][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.018544][T14116] [ 611.020865][T14116] Uninit was stored to memory at: [ 611.025888][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 611.031607][T14116] __msan_chain_origin+0x50/0x90 [ 611.036542][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 611.041651][T14116] get_compat_msghdr+0x108/0x2b0 [ 611.046588][T14116] do_recvmmsg+0xdbb/0x22c0 [ 611.051086][T14116] __sys_recvmmsg+0x5dd/0x610 [ 611.055763][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.061835][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.067994][T14116] __do_fast_syscall_32+0x2af/0x480 [ 611.073195][T14116] do_fast_syscall_32+0x6b/0xd0 [ 611.078050][T14116] do_SYSENTER_32+0x73/0x90 [ 611.082667][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.088980][T14116] [ 611.091305][T14116] Uninit was stored to memory at: [ 611.096332][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 611.102056][T14116] __msan_chain_origin+0x50/0x90 [ 611.106998][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 611.112112][T14116] get_compat_msghdr+0x108/0x2b0 [ 611.117049][T14116] do_recvmmsg+0xdbb/0x22c0 [ 611.121548][T14116] __sys_recvmmsg+0x5dd/0x610 [ 611.126226][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.132302][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.138461][T14116] __do_fast_syscall_32+0x2af/0x480 [ 611.143661][T14116] do_fast_syscall_32+0x6b/0xd0 [ 611.148547][T14116] do_SYSENTER_32+0x73/0x90 [ 611.153052][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.159365][T14116] [ 611.161686][T14116] Uninit was stored to memory at: [ 611.166712][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 611.172429][T14116] __msan_chain_origin+0x50/0x90 [ 611.177379][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 611.182492][T14116] get_compat_msghdr+0x108/0x2b0 [ 611.187433][T14116] do_recvmmsg+0xdbb/0x22c0 [ 611.191939][T14116] __sys_recvmmsg+0x5dd/0x610 [ 611.196620][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.202687][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.208842][T14116] __do_fast_syscall_32+0x2af/0x480 [ 611.214043][T14116] do_fast_syscall_32+0x6b/0xd0 [ 611.218894][T14116] do_SYSENTER_32+0x73/0x90 [ 611.220332][T14102] not chained 490000 origins [ 611.223400][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.227969][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 611.234254][T14116] [ 611.242908][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 611.245211][T14116] Uninit was stored to memory at: [ 611.255239][T14102] Call Trace: [ 611.260245][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 611.263519][T14102] dump_stack+0x21c/0x280 [ 611.269221][T14116] __msan_chain_origin+0x50/0x90 [ 611.273526][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 611.278436][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 611.284149][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 611.289250][T14116] get_compat_msghdr+0x108/0x2b0 [ 611.294773][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 611.299682][T14116] do_recvmmsg+0xdbb/0x22c0 [ 611.305726][T14102] ? kmsan_get_metadata+0x116/0x180 [ 611.310199][T14116] __sys_recvmmsg+0x5dd/0x610 [ 611.315371][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 611.320017][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.325794][T14102] ? kmsan_get_metadata+0x116/0x180 [ 611.331833][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.337003][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 611.343217][T14116] __do_fast_syscall_32+0x2af/0x480 [ 611.348989][T14102] ? kmsan_get_metadata+0x116/0x180 [ 611.354169][T14116] do_fast_syscall_32+0x6b/0xd0 [ 611.359355][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 611.364186][T14116] do_SYSENTER_32+0x73/0x90 [ 611.369720][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 611.374196][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.380238][T14102] ? _copy_from_user+0x201/0x310 [ 611.386523][T14116] [ 611.391443][T14102] ? kmsan_get_metadata+0x116/0x180 [ 611.393734][T14116] Uninit was stored to memory at: [ 611.398923][T14102] __msan_chain_origin+0x50/0x90 [ 611.403917][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 611.408826][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 611.414533][T14116] __msan_chain_origin+0x50/0x90 [ 611.419732][T14102] get_compat_msghdr+0x108/0x2b0 [ 611.424635][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 611.429544][T14102] do_recvmmsg+0xdbb/0x22c0 [ 611.434636][T14116] get_compat_msghdr+0x108/0x2b0 [ 611.439131][T14102] ? kmsan_get_metadata+0x116/0x180 [ 611.444124][T14116] do_recvmmsg+0xdbb/0x22c0 [ 611.449305][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 611.453864][T14116] __sys_recvmmsg+0x5dd/0x610 [ 611.459740][T14102] ? kmsan_get_metadata+0x116/0x180 [ 611.464395][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.469563][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 611.475602][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.481220][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 611.487356][T14116] __do_fast_syscall_32+0x2af/0x480 [ 611.492620][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 611.497792][T14116] do_fast_syscall_32+0x6b/0xd0 [ 611.502529][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 611.507359][T14116] do_SYSENTER_32+0x73/0x90 [ 611.512098][T14102] __sys_recvmmsg+0x5dd/0x610 [ 611.516577][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.521235][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.527516][T14116] [ 611.533568][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.535857][T14116] Uninit was stored to memory at: [ 611.541990][T14102] __do_fast_syscall_32+0x2af/0x480 [ 611.546999][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 611.552171][T14102] do_fast_syscall_32+0x6b/0xd0 [ 611.557857][T14116] __msan_chain_origin+0x50/0x90 [ 611.562681][T14102] do_SYSENTER_32+0x73/0x90 [ 611.567591][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 611.572068][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.577150][T14116] get_compat_msghdr+0x108/0x2b0 [ 611.583449][T14102] RIP: 0023:0xf7ff9549 [ 611.588358][T14116] do_recvmmsg+0xdbb/0x22c0 [ 611.592390][T14102] Code: Bad RIP value. [ 611.596872][T14116] __sys_recvmmsg+0x5dd/0x610 [ 611.600914][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 611.605574][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.613960][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 611.620015][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.627955][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 611.634082][T14116] __do_fast_syscall_32+0x2af/0x480 [ 611.642031][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 611.647209][T14116] do_fast_syscall_32+0x6b/0xd0 [ 611.655148][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 611.659973][T14116] do_SYSENTER_32+0x73/0x90 [ 611.668000][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 611.672481][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.680421][T14102] Uninit was stored to memory at: [ 611.686712][T14116] [ 611.691730][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 611.694026][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 611.699724][T14102] __msan_chain_origin+0x50/0x90 [ 611.706366][T14116] do_recvmmsg+0xbf/0x22c0 [ 611.711277][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 611.715660][T14116] do_recvmmsg+0xbf/0x22c0 [ 611.720746][T14102] get_compat_msghdr+0x108/0x2b0 [ 611.730116][T14102] do_recvmmsg+0xdbb/0x22c0 [ 611.734639][T14102] __sys_recvmmsg+0x5dd/0x610 [ 611.739412][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.745475][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.751745][T14102] __do_fast_syscall_32+0x2af/0x480 [ 611.756947][T14102] do_fast_syscall_32+0x6b/0xd0 [ 611.761797][T14102] do_SYSENTER_32+0x73/0x90 [ 611.766300][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.772612][T14102] [ 611.774936][T14102] Uninit was stored to memory at: [ 611.780037][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 611.785788][T14102] __msan_chain_origin+0x50/0x90 [ 611.790734][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 611.795849][T14102] get_compat_msghdr+0x108/0x2b0 [ 611.800788][T14102] do_recvmmsg+0xdbb/0x22c0 [ 611.805390][T14102] __sys_recvmmsg+0x5dd/0x610 [ 611.810074][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.816143][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.822292][T14102] __do_fast_syscall_32+0x2af/0x480 [ 611.827505][T14102] do_fast_syscall_32+0x6b/0xd0 [ 611.832355][T14102] do_SYSENTER_32+0x73/0x90 [ 611.836857][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.843173][T14102] [ 611.845496][T14102] Uninit was stored to memory at: [ 611.850526][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 611.856257][T14102] __msan_chain_origin+0x50/0x90 [ 611.865971][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 611.871081][T14102] get_compat_msghdr+0x108/0x2b0 [ 611.876007][T14102] do_recvmmsg+0xdbb/0x22c0 [ 611.880495][T14102] __sys_recvmmsg+0x5dd/0x610 [ 611.885161][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.891215][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.897354][T14102] __do_fast_syscall_32+0x2af/0x480 [ 611.902540][T14102] do_fast_syscall_32+0x6b/0xd0 [ 611.907377][T14102] do_SYSENTER_32+0x73/0x90 [ 611.911866][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.918181][T14102] [ 611.920489][T14102] Uninit was stored to memory at: [ 611.925499][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 611.931200][T14102] __msan_chain_origin+0x50/0x90 [ 611.936121][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 611.941224][T14102] get_compat_msghdr+0x108/0x2b0 [ 611.946145][T14102] do_recvmmsg+0xdbb/0x22c0 [ 611.950634][T14102] __sys_recvmmsg+0x5dd/0x610 [ 611.955299][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 611.961353][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 611.967494][T14102] __do_fast_syscall_32+0x2af/0x480 [ 611.972691][T14102] do_fast_syscall_32+0x6b/0xd0 [ 611.977533][T14102] do_SYSENTER_32+0x73/0x90 [ 611.982042][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 611.988349][T14102] [ 611.990666][T14102] Uninit was stored to memory at: [ 611.995686][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 612.001398][T14102] __msan_chain_origin+0x50/0x90 [ 612.006324][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 612.011436][T14102] get_compat_msghdr+0x108/0x2b0 [ 612.016360][T14102] do_recvmmsg+0xdbb/0x22c0 [ 612.020847][T14102] __sys_recvmmsg+0x5dd/0x610 [ 612.025514][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 612.031568][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 612.037708][T14102] __do_fast_syscall_32+0x2af/0x480 [ 612.042895][T14102] do_fast_syscall_32+0x6b/0xd0 [ 612.047754][T14102] do_SYSENTER_32+0x73/0x90 [ 612.052244][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 612.058547][T14102] [ 612.060868][T14102] Uninit was stored to memory at: [ 612.065880][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 612.071590][T14102] __msan_chain_origin+0x50/0x90 [ 612.076513][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 612.081611][T14102] get_compat_msghdr+0x108/0x2b0 [ 612.086537][T14102] do_recvmmsg+0xdbb/0x22c0 [ 612.091026][T14102] __sys_recvmmsg+0x5dd/0x610 [ 612.095690][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 612.101746][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 612.107887][T14102] __do_fast_syscall_32+0x2af/0x480 [ 612.113070][T14102] do_fast_syscall_32+0x6b/0xd0 [ 612.117906][T14102] do_SYSENTER_32+0x73/0x90 [ 612.122397][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 612.128698][T14102] [ 612.131007][T14102] Uninit was stored to memory at: [ 612.136018][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 612.141721][T14102] __msan_chain_origin+0x50/0x90 [ 612.146646][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 612.151743][T14102] get_compat_msghdr+0x108/0x2b0 [ 612.156667][T14102] do_recvmmsg+0xdbb/0x22c0 [ 612.161160][T14102] __sys_recvmmsg+0x5dd/0x610 [ 612.165827][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 612.171896][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 612.178038][T14102] __do_fast_syscall_32+0x2af/0x480 [ 612.183223][T14102] do_fast_syscall_32+0x6b/0xd0 [ 612.188058][T14102] do_SYSENTER_32+0x73/0x90 [ 612.192548][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 612.198849][T14102] [ 612.201162][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 612.207820][T14102] do_recvmmsg+0xbf/0x22c0 [ 612.212234][T14102] do_recvmmsg+0xbf/0x22c0 [ 612.537396][T14116] not chained 500000 origins [ 612.542018][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 612.550679][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 612.560737][T14116] Call Trace: [ 612.564037][T14116] dump_stack+0x21c/0x280 [ 612.568381][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 612.574100][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 612.579655][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 612.585737][T14116] ? kmsan_get_metadata+0x116/0x180 [ 612.590941][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 612.596750][T14116] ? kmsan_get_metadata+0x116/0x180 [ 612.602047][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 612.607865][T14116] ? kmsan_get_metadata+0x116/0x180 [ 612.613069][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 612.618621][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 612.624700][T14116] ? _copy_from_user+0x201/0x310 [ 612.629644][T14116] ? kmsan_get_metadata+0x116/0x180 [ 612.634851][T14116] __msan_chain_origin+0x50/0x90 [ 612.639798][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 612.644927][T14116] get_compat_msghdr+0x108/0x2b0 [ 612.649887][T14116] do_recvmmsg+0xdbb/0x22c0 [ 612.654400][T14116] ? update_misfit_status+0x2c/0xc30 [ 612.659696][T14116] ? kmsan_get_metadata+0x116/0x180 [ 612.664897][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 612.670796][T14116] ? kmsan_get_metadata+0x116/0x180 [ 612.675997][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 612.681640][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 612.686937][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 612.691711][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 612.696482][T14116] __sys_recvmmsg+0x5dd/0x610 [ 612.701184][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 612.707263][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 612.713434][T14116] __do_fast_syscall_32+0x2af/0x480 [ 612.718643][T14116] do_fast_syscall_32+0x6b/0xd0 [ 612.723506][T14116] do_SYSENTER_32+0x73/0x90 [ 612.728012][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 612.734334][T14116] RIP: 0023:0xf7ff9549 [ 612.738391][T14116] Code: Bad RIP value. [ 612.742450][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 612.750859][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 612.758831][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 612.766800][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 612.774771][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 612.782742][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 612.790746][T14116] Uninit was stored to memory at: [ 612.795782][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 612.801505][T14116] __msan_chain_origin+0x50/0x90 [ 612.806446][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 612.811558][T14116] get_compat_msghdr+0x108/0x2b0 [ 612.816494][T14116] do_recvmmsg+0xdbb/0x22c0 [ 612.820998][T14116] __sys_recvmmsg+0x5dd/0x610 [ 612.825688][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 612.831758][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 612.837910][T14116] __do_fast_syscall_32+0x2af/0x480 [ 612.843108][T14116] do_fast_syscall_32+0x6b/0xd0 [ 612.847959][T14116] do_SYSENTER_32+0x73/0x90 [ 612.852463][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 612.858778][T14116] [ 612.861099][T14116] Uninit was stored to memory at: [ 612.866123][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 612.871844][T14116] __msan_chain_origin+0x50/0x90 [ 612.876784][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 612.881897][T14116] get_compat_msghdr+0x108/0x2b0 [ 612.886836][T14116] do_recvmmsg+0xdbb/0x22c0 [ 612.891341][T14116] __sys_recvmmsg+0x5dd/0x610 [ 612.896019][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 612.902095][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 612.908255][T14116] __do_fast_syscall_32+0x2af/0x480 [ 612.913458][T14116] do_fast_syscall_32+0x6b/0xd0 [ 612.918314][T14116] do_SYSENTER_32+0x73/0x90 [ 612.922819][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 612.929143][T14116] [ 612.931466][T14116] Uninit was stored to memory at: [ 612.936496][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 612.942214][T14116] __msan_chain_origin+0x50/0x90 [ 612.947155][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 612.952268][T14116] get_compat_msghdr+0x108/0x2b0 [ 612.957205][T14116] do_recvmmsg+0xdbb/0x22c0 [ 612.961741][T14116] __sys_recvmmsg+0x5dd/0x610 [ 612.966421][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 612.972498][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 612.978659][T14116] __do_fast_syscall_32+0x2af/0x480 [ 612.983856][T14116] do_fast_syscall_32+0x6b/0xd0 [ 612.988707][T14116] do_SYSENTER_32+0x73/0x90 [ 612.993210][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 612.999631][T14116] [ 613.001957][T14116] Uninit was stored to memory at: [ 613.006981][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 613.012702][T14116] __msan_chain_origin+0x50/0x90 [ 613.017745][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.022854][T14116] get_compat_msghdr+0x108/0x2b0 [ 613.027791][T14116] do_recvmmsg+0xdbb/0x22c0 [ 613.032292][T14116] __sys_recvmmsg+0x5dd/0x610 [ 613.036973][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 613.043041][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 613.049198][T14116] __do_fast_syscall_32+0x2af/0x480 [ 613.054485][T14116] do_fast_syscall_32+0x6b/0xd0 [ 613.059338][T14116] do_SYSENTER_32+0x73/0x90 [ 613.063840][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 613.070154][T14116] [ 613.072476][T14116] Uninit was stored to memory at: [ 613.077502][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 613.083216][T14116] __msan_chain_origin+0x50/0x90 [ 613.088155][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.093269][T14116] get_compat_msghdr+0x108/0x2b0 [ 613.098209][T14116] do_recvmmsg+0xdbb/0x22c0 [ 613.102714][T14116] __sys_recvmmsg+0x5dd/0x610 [ 613.107402][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 613.113474][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 613.119627][T14116] __do_fast_syscall_32+0x2af/0x480 [ 613.124835][T14116] do_fast_syscall_32+0x6b/0xd0 [ 613.129691][T14116] do_SYSENTER_32+0x73/0x90 [ 613.134217][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 613.140529][T14116] [ 613.142853][T14116] Uninit was stored to memory at: [ 613.147880][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 613.153596][T14116] __msan_chain_origin+0x50/0x90 [ 613.158542][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.163657][T14116] get_compat_msghdr+0x108/0x2b0 [ 613.168603][T14116] do_recvmmsg+0xdbb/0x22c0 [ 613.173109][T14116] __sys_recvmmsg+0x5dd/0x610 [ 613.177789][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 613.183964][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 613.190161][T14116] __do_fast_syscall_32+0x2af/0x480 [ 613.195364][T14116] do_fast_syscall_32+0x6b/0xd0 [ 613.200217][T14116] do_SYSENTER_32+0x73/0x90 [ 613.204726][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 613.211039][T14116] [ 613.213359][T14116] Uninit was stored to memory at: [ 613.218386][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 613.224105][T14116] __msan_chain_origin+0x50/0x90 [ 613.229046][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.234157][T14116] get_compat_msghdr+0x108/0x2b0 [ 613.239090][T14116] do_recvmmsg+0xdbb/0x22c0 [ 613.243590][T14116] __sys_recvmmsg+0x5dd/0x610 [ 613.248271][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 613.254341][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 613.260494][T14116] __do_fast_syscall_32+0x2af/0x480 [ 613.265698][T14116] do_fast_syscall_32+0x6b/0xd0 [ 613.270562][T14116] do_SYSENTER_32+0x73/0x90 [ 613.275067][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 613.281383][T14116] [ 613.283710][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 613.290388][T14116] do_recvmmsg+0xbf/0x22c0 [ 613.294805][T14116] do_recvmmsg+0xbf/0x22c0 [ 613.581673][T14116] not chained 510000 origins [ 613.586302][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 613.594974][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.605066][T14116] Call Trace: [ 613.608369][T14116] dump_stack+0x21c/0x280 [ 613.612710][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 613.618439][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 613.623989][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 613.630068][T14116] ? kmsan_get_metadata+0x116/0x180 [ 613.635271][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 613.641087][T14116] ? kmsan_get_metadata+0x116/0x180 [ 613.646290][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 613.652098][T14116] ? kmsan_get_metadata+0x116/0x180 [ 613.657298][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 613.662845][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 613.668920][T14116] ? _copy_from_user+0x201/0x310 [ 613.673865][T14116] ? kmsan_get_metadata+0x116/0x180 [ 613.679069][T14116] __msan_chain_origin+0x50/0x90 [ 613.684013][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.689145][T14116] get_compat_msghdr+0x108/0x2b0 [ 613.694099][T14116] do_recvmmsg+0xdbb/0x22c0 [ 613.698622][T14116] ? update_misfit_status+0x2c/0xc30 [ 613.703920][T14116] ? kmsan_get_metadata+0x116/0x180 [ 613.709128][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 613.715034][T14116] ? kmsan_get_metadata+0x116/0x180 [ 613.720276][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 613.725909][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 613.731199][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 613.735969][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 613.740736][T14116] __sys_recvmmsg+0x5dd/0x610 [ 613.745431][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 613.751508][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 613.757670][T14116] __do_fast_syscall_32+0x2af/0x480 [ 613.762881][T14116] do_fast_syscall_32+0x6b/0xd0 [ 613.767737][T14116] do_SYSENTER_32+0x73/0x90 [ 613.772243][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 613.778662][T14116] RIP: 0023:0xf7ff9549 [ 613.782718][T14116] Code: Bad RIP value. [ 613.786777][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 613.795186][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 613.803155][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 613.811121][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 613.819090][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 613.827059][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 613.835032][T14116] Uninit was stored to memory at: [ 613.840085][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 613.845805][T14116] __msan_chain_origin+0x50/0x90 [ 613.850745][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.855858][T14116] get_compat_msghdr+0x108/0x2b0 [ 613.860806][T14116] do_recvmmsg+0xdbb/0x22c0 [ 613.865309][T14116] __sys_recvmmsg+0x5dd/0x610 [ 613.869992][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 613.876066][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 613.882223][T14116] __do_fast_syscall_32+0x2af/0x480 [ 613.887429][T14116] do_fast_syscall_32+0x6b/0xd0 [ 613.892283][T14116] do_SYSENTER_32+0x73/0x90 [ 613.896789][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 613.903102][T14116] [ 613.905421][T14116] Uninit was stored to memory at: [ 613.910451][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 613.916167][T14116] __msan_chain_origin+0x50/0x90 [ 613.921108][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.926219][T14116] get_compat_msghdr+0x108/0x2b0 [ 613.931153][T14116] do_recvmmsg+0xdbb/0x22c0 [ 613.935654][T14116] __sys_recvmmsg+0x5dd/0x610 [ 613.940337][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 613.946410][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 613.952564][T14116] __do_fast_syscall_32+0x2af/0x480 [ 613.957762][T14116] do_fast_syscall_32+0x6b/0xd0 [ 613.962722][T14116] do_SYSENTER_32+0x73/0x90 [ 613.967229][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 613.973544][T14116] [ 613.975864][T14116] Uninit was stored to memory at: [ 613.980895][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 613.986616][T14116] __msan_chain_origin+0x50/0x90 [ 613.991557][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 613.996668][T14116] get_compat_msghdr+0x108/0x2b0 [ 614.001605][T14116] do_recvmmsg+0xdbb/0x22c0 [ 614.006105][T14116] __sys_recvmmsg+0x5dd/0x610 [ 614.010785][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.016853][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.023006][T14116] __do_fast_syscall_32+0x2af/0x480 [ 614.028209][T14116] do_fast_syscall_32+0x6b/0xd0 [ 614.033070][T14116] do_SYSENTER_32+0x73/0x90 [ 614.037568][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.043878][T14116] [ 614.046195][T14116] Uninit was stored to memory at: [ 614.051219][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 614.056936][T14116] __msan_chain_origin+0x50/0x90 [ 614.061873][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 614.066985][T14116] get_compat_msghdr+0x108/0x2b0 [ 614.071925][T14116] do_recvmmsg+0xdbb/0x22c0 [ 614.076423][T14116] __sys_recvmmsg+0x5dd/0x610 [ 614.081103][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.087169][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.093322][T14116] __do_fast_syscall_32+0x2af/0x480 [ 614.098521][T14116] do_fast_syscall_32+0x6b/0xd0 [ 614.103372][T14116] do_SYSENTER_32+0x73/0x90 [ 614.107881][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.114210][T14116] [ 614.116525][T14116] Uninit was stored to memory at: [ 614.121552][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 614.127272][T14116] __msan_chain_origin+0x50/0x90 [ 614.132208][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 614.137312][T14116] get_compat_msghdr+0x108/0x2b0 [ 614.142245][T14116] do_recvmmsg+0xdbb/0x22c0 [ 614.146746][T14116] __sys_recvmmsg+0x5dd/0x610 [ 614.151426][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.157486][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.163641][T14116] __do_fast_syscall_32+0x2af/0x480 [ 614.168927][T14116] do_fast_syscall_32+0x6b/0xd0 [ 614.173775][T14116] do_SYSENTER_32+0x73/0x90 [ 614.178272][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.184582][T14116] [ 614.186902][T14116] Uninit was stored to memory at: [ 614.191933][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 614.197649][T14116] __msan_chain_origin+0x50/0x90 [ 614.202587][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 614.207709][T14116] get_compat_msghdr+0x108/0x2b0 [ 614.212646][T14116] do_recvmmsg+0xdbb/0x22c0 [ 614.217146][T14116] __sys_recvmmsg+0x5dd/0x610 [ 614.221833][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.227908][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.234199][T14116] __do_fast_syscall_32+0x2af/0x480 [ 614.239412][T14116] do_fast_syscall_32+0x6b/0xd0 [ 614.244266][T14116] do_SYSENTER_32+0x73/0x90 [ 614.248773][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.255085][T14116] [ 614.257409][T14116] Uninit was stored to memory at: [ 614.262436][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 614.268152][T14116] __msan_chain_origin+0x50/0x90 [ 614.273091][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 614.278209][T14116] get_compat_msghdr+0x108/0x2b0 [ 614.283143][T14116] do_recvmmsg+0xdbb/0x22c0 [ 614.287744][T14116] __sys_recvmmsg+0x5dd/0x610 [ 614.292433][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.298522][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.304676][T14116] __do_fast_syscall_32+0x2af/0x480 [ 614.309873][T14116] do_fast_syscall_32+0x6b/0xd0 [ 614.314732][T14116] do_SYSENTER_32+0x73/0x90 [ 614.319350][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.321250][T14102] not chained 520000 origins [ 614.325664][T14116] [ 614.330248][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 614.332543][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 614.341187][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 614.347841][T14116] do_recvmmsg+0xbf/0x22c0 [ 614.357863][T14102] Call Trace: [ 614.362260][T14116] do_recvmmsg+0xbf/0x22c0 [ 614.365540][T14102] dump_stack+0x21c/0x280 [ 614.374248][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 614.380052][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 614.385634][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 614.391703][T14102] ? kmsan_get_metadata+0x116/0x180 [ 614.396903][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 614.402706][T14102] ? kmsan_get_metadata+0x116/0x180 [ 614.407912][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 614.413823][T14102] ? kmsan_get_metadata+0x116/0x180 [ 614.419026][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 614.424572][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 614.430641][T14102] ? _copy_from_user+0x201/0x310 [ 614.435579][T14102] ? kmsan_get_metadata+0x116/0x180 [ 614.440781][T14102] __msan_chain_origin+0x50/0x90 [ 614.445728][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 614.450874][T14102] get_compat_msghdr+0x108/0x2b0 [ 614.455824][T14102] do_recvmmsg+0xdbb/0x22c0 [ 614.460385][T14102] ? kmsan_get_metadata+0x116/0x180 [ 614.465695][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 614.471598][T14102] ? kmsan_get_metadata+0x116/0x180 [ 614.476803][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 614.482442][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 614.487731][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 614.492492][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 614.497260][T14102] __sys_recvmmsg+0x5dd/0x610 [ 614.502051][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.508131][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.514290][T14102] __do_fast_syscall_32+0x2af/0x480 [ 614.519495][T14102] do_fast_syscall_32+0x6b/0xd0 [ 614.524350][T14102] do_SYSENTER_32+0x73/0x90 [ 614.528855][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.535175][T14102] RIP: 0023:0xf7ff9549 [ 614.539231][T14102] Code: Bad RIP value. [ 614.543292][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 614.551700][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 614.559682][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 614.567654][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 614.575622][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 614.583593][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 614.591567][T14102] Uninit was stored to memory at: [ 614.596602][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 614.602322][T14102] __msan_chain_origin+0x50/0x90 [ 614.607262][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 614.612372][T14102] get_compat_msghdr+0x108/0x2b0 [ 614.617318][T14102] do_recvmmsg+0xdbb/0x22c0 [ 614.621848][T14102] __sys_recvmmsg+0x5dd/0x610 [ 614.626525][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.632593][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.638747][T14102] __do_fast_syscall_32+0x2af/0x480 [ 614.643946][T14102] do_fast_syscall_32+0x6b/0xd0 [ 614.648802][T14102] do_SYSENTER_32+0x73/0x90 [ 614.653303][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.659612][T14102] [ 614.661931][T14102] Uninit was stored to memory at: [ 614.666969][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 614.672689][T14102] __msan_chain_origin+0x50/0x90 [ 614.677624][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 614.682837][T14102] get_compat_msghdr+0x108/0x2b0 [ 614.687771][T14102] do_recvmmsg+0xdbb/0x22c0 [ 614.692271][T14102] __sys_recvmmsg+0x5dd/0x610 [ 614.696958][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.703027][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.709177][T14102] __do_fast_syscall_32+0x2af/0x480 [ 614.714363][T14102] do_fast_syscall_32+0x6b/0xd0 [ 614.719199][T14102] do_SYSENTER_32+0x73/0x90 [ 614.723708][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.730008][T14102] [ 614.732314][T14102] Uninit was stored to memory at: [ 614.737339][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 614.743042][T14102] __msan_chain_origin+0x50/0x90 [ 614.747984][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 614.753081][T14102] get_compat_msghdr+0x108/0x2b0 [ 614.758000][T14102] do_recvmmsg+0xdbb/0x22c0 [ 614.762500][T14102] __sys_recvmmsg+0x5dd/0x610 [ 614.767167][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.773223][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.779363][T14102] __do_fast_syscall_32+0x2af/0x480 [ 614.784547][T14102] do_fast_syscall_32+0x6b/0xd0 [ 614.789385][T14102] do_SYSENTER_32+0x73/0x90 [ 614.793876][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.800179][T14102] [ 614.802491][T14102] Uninit was stored to memory at: [ 614.807504][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 614.813207][T14102] __msan_chain_origin+0x50/0x90 [ 614.818131][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 614.823228][T14102] get_compat_msghdr+0x108/0x2b0 [ 614.828249][T14102] do_recvmmsg+0xdbb/0x22c0 [ 614.832747][T14102] __sys_recvmmsg+0x5dd/0x610 [ 614.837411][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.843465][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.849622][T14102] __do_fast_syscall_32+0x2af/0x480 [ 614.854808][T14102] do_fast_syscall_32+0x6b/0xd0 [ 614.859644][T14102] do_SYSENTER_32+0x73/0x90 [ 614.864139][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.870440][T14102] [ 614.872751][T14102] Uninit was stored to memory at: [ 614.877763][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 614.883480][T14102] __msan_chain_origin+0x50/0x90 [ 614.888405][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 614.893501][T14102] get_compat_msghdr+0x108/0x2b0 [ 614.898425][T14102] do_recvmmsg+0xdbb/0x22c0 [ 614.902914][T14102] __sys_recvmmsg+0x5dd/0x610 [ 614.907582][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.913647][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.919787][T14102] __do_fast_syscall_32+0x2af/0x480 [ 614.924971][T14102] do_fast_syscall_32+0x6b/0xd0 [ 614.929805][T14102] do_SYSENTER_32+0x73/0x90 [ 614.934291][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 614.940592][T14102] [ 614.942898][T14102] Uninit was stored to memory at: [ 614.947907][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 614.953624][T14102] __msan_chain_origin+0x50/0x90 [ 614.958541][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 614.963633][T14102] get_compat_msghdr+0x108/0x2b0 [ 614.968553][T14102] do_recvmmsg+0xdbb/0x22c0 [ 614.973040][T14102] __sys_recvmmsg+0x5dd/0x610 [ 614.977704][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 614.983756][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 614.989894][T14102] __do_fast_syscall_32+0x2af/0x480 [ 614.995099][T14102] do_fast_syscall_32+0x6b/0xd0 [ 614.999941][T14102] do_SYSENTER_32+0x73/0x90 [ 615.004431][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 615.010733][T14102] [ 615.013041][T14102] Uninit was stored to memory at: [ 615.018053][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 615.023758][T14102] __msan_chain_origin+0x50/0x90 [ 615.028682][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 615.033780][T14102] get_compat_msghdr+0x108/0x2b0 [ 615.038703][T14102] do_recvmmsg+0xdbb/0x22c0 [ 615.043190][T14102] __sys_recvmmsg+0x5dd/0x610 [ 615.047856][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 615.053910][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 615.060052][T14102] __do_fast_syscall_32+0x2af/0x480 [ 615.065238][T14102] do_fast_syscall_32+0x6b/0xd0 [ 615.070074][T14102] do_SYSENTER_32+0x73/0x90 [ 615.074566][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 615.080871][T14102] [ 615.083183][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 615.089842][T14102] do_recvmmsg+0xbf/0x22c0 [ 615.094244][T14102] do_recvmmsg+0xbf/0x22c0 [ 615.396987][T14116] not chained 530000 origins [ 615.401631][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 615.410411][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 615.420461][T14116] Call Trace: [ 615.423761][T14116] dump_stack+0x21c/0x280 [ 615.428107][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 615.433832][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 615.439386][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 615.445464][T14116] ? kmsan_get_metadata+0x116/0x180 [ 615.450665][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 615.456482][T14116] ? kmsan_get_metadata+0x116/0x180 [ 615.461695][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 615.467514][T14116] ? kmsan_get_metadata+0x116/0x180 [ 615.472719][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 615.478271][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 615.484346][T14116] ? _copy_from_user+0x201/0x310 [ 615.489291][T14116] ? kmsan_get_metadata+0x116/0x180 [ 615.494495][T14116] __msan_chain_origin+0x50/0x90 [ 615.499443][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 615.504570][T14116] get_compat_msghdr+0x108/0x2b0 [ 615.509520][T14116] do_recvmmsg+0xdbb/0x22c0 [ 615.514140][T14116] ? update_misfit_status+0x2c/0xc30 [ 615.519438][T14116] ? kmsan_get_metadata+0x116/0x180 [ 615.524640][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 615.530539][T14116] ? kmsan_get_metadata+0x116/0x180 [ 615.535739][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 615.541375][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 615.546663][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 615.551429][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 615.556211][T14116] __sys_recvmmsg+0x5dd/0x610 [ 615.560908][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 615.566987][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 615.573146][T14116] __do_fast_syscall_32+0x2af/0x480 [ 615.578357][T14116] do_fast_syscall_32+0x6b/0xd0 [ 615.583218][T14116] do_SYSENTER_32+0x73/0x90 [ 615.587733][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 615.594059][T14116] RIP: 0023:0xf7ff9549 [ 615.598117][T14116] Code: Bad RIP value. [ 615.602178][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 615.610587][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 615.618558][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 615.626529][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 615.634501][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 615.642481][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 615.650478][T14116] Uninit was stored to memory at: [ 615.655511][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 615.661232][T14116] __msan_chain_origin+0x50/0x90 [ 615.666167][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 615.671278][T14116] get_compat_msghdr+0x108/0x2b0 [ 615.676216][T14116] do_recvmmsg+0xdbb/0x22c0 [ 615.680722][T14116] __sys_recvmmsg+0x5dd/0x610 [ 615.685405][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 615.691476][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 615.697635][T14116] __do_fast_syscall_32+0x2af/0x480 [ 615.702842][T14116] do_fast_syscall_32+0x6b/0xd0 [ 615.707688][T14116] do_SYSENTER_32+0x73/0x90 [ 615.712192][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 615.718503][T14116] [ 615.720823][T14116] Uninit was stored to memory at: [ 615.725859][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 615.731581][T14116] __msan_chain_origin+0x50/0x90 [ 615.736519][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 615.741628][T14116] get_compat_msghdr+0x108/0x2b0 [ 615.746567][T14116] do_recvmmsg+0xdbb/0x22c0 [ 615.751066][T14116] __sys_recvmmsg+0x5dd/0x610 [ 615.755744][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 615.761822][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 615.767982][T14116] __do_fast_syscall_32+0x2af/0x480 [ 615.773180][T14116] do_fast_syscall_32+0x6b/0xd0 [ 615.778036][T14116] do_SYSENTER_32+0x73/0x90 [ 615.782540][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 615.788976][T14116] [ 615.791297][T14116] Uninit was stored to memory at: [ 615.796337][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 615.802060][T14116] __msan_chain_origin+0x50/0x90 [ 615.807033][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 615.812237][T14116] get_compat_msghdr+0x108/0x2b0 [ 615.817202][T14116] do_recvmmsg+0xdbb/0x22c0 [ 615.821713][T14116] __sys_recvmmsg+0x5dd/0x610 [ 615.826400][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 615.832478][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 615.838635][T14116] __do_fast_syscall_32+0x2af/0x480 [ 615.843843][T14116] do_fast_syscall_32+0x6b/0xd0 [ 615.848699][T14116] do_SYSENTER_32+0x73/0x90 [ 615.853213][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 615.859524][T14116] [ 615.861846][T14116] Uninit was stored to memory at: [ 615.866876][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 615.872597][T14116] __msan_chain_origin+0x50/0x90 [ 615.877542][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 615.882658][T14116] get_compat_msghdr+0x108/0x2b0 [ 615.887602][T14116] do_recvmmsg+0xdbb/0x22c0 [ 615.892104][T14116] __sys_recvmmsg+0x5dd/0x610 [ 615.896782][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 615.902863][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 615.909025][T14116] __do_fast_syscall_32+0x2af/0x480 [ 615.914234][T14116] do_fast_syscall_32+0x6b/0xd0 [ 615.919086][T14116] do_SYSENTER_32+0x73/0x90 [ 615.923591][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 615.929903][T14116] [ 615.932225][T14116] Uninit was stored to memory at: [ 615.937257][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 615.942980][T14116] __msan_chain_origin+0x50/0x90 [ 615.947917][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 615.953114][T14116] get_compat_msghdr+0x108/0x2b0 [ 615.958059][T14116] do_recvmmsg+0xdbb/0x22c0 [ 615.962562][T14116] __sys_recvmmsg+0x5dd/0x610 [ 615.967241][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 615.973312][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 615.979468][T14116] __do_fast_syscall_32+0x2af/0x480 [ 615.984672][T14116] do_fast_syscall_32+0x6b/0xd0 [ 615.989526][T14116] do_SYSENTER_32+0x73/0x90 [ 615.994032][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.000343][T14116] [ 616.002666][T14116] Uninit was stored to memory at: [ 616.007692][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 616.013414][T14116] __msan_chain_origin+0x50/0x90 [ 616.018356][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 616.023491][T14116] get_compat_msghdr+0x108/0x2b0 [ 616.028424][T14116] do_recvmmsg+0xdbb/0x22c0 [ 616.032927][T14116] __sys_recvmmsg+0x5dd/0x610 [ 616.037606][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.043669][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.049830][T14116] __do_fast_syscall_32+0x2af/0x480 [ 616.055030][T14116] do_fast_syscall_32+0x6b/0xd0 [ 616.059879][T14116] do_SYSENTER_32+0x73/0x90 [ 616.064382][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.070697][T14116] [ 616.073013][T14116] Uninit was stored to memory at: [ 616.078041][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 616.083762][T14116] __msan_chain_origin+0x50/0x90 [ 616.088711][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 616.093825][T14116] get_compat_msghdr+0x108/0x2b0 [ 616.098758][T14116] do_recvmmsg+0xdbb/0x22c0 [ 616.103258][T14116] __sys_recvmmsg+0x5dd/0x610 [ 616.107935][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.114002][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.120157][T14116] __do_fast_syscall_32+0x2af/0x480 [ 616.125371][T14116] do_fast_syscall_32+0x6b/0xd0 [ 616.130328][T14116] do_SYSENTER_32+0x73/0x90 [ 616.134832][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.141142][T14116] [ 616.143462][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 616.150132][T14116] do_recvmmsg+0xbf/0x22c0 [ 616.154550][T14116] do_recvmmsg+0xbf/0x22c0 [ 616.376900][T14102] not chained 540000 origins [ 616.381533][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 616.390202][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.400253][T14102] Call Trace: [ 616.403554][T14102] dump_stack+0x21c/0x280 [ 616.407897][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 616.413618][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 616.419188][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 616.425262][T14102] ? kmsan_get_metadata+0x116/0x180 [ 616.430474][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 616.436369][T14102] ? kmsan_get_metadata+0x116/0x180 [ 616.441593][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 616.447412][T14102] ? kmsan_get_metadata+0x116/0x180 [ 616.452619][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 616.458175][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 616.464248][T14102] ? _copy_from_user+0x201/0x310 [ 616.469181][T14102] ? kmsan_get_metadata+0x116/0x180 [ 616.474373][T14102] __msan_chain_origin+0x50/0x90 [ 616.479313][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 616.484430][T14102] get_compat_msghdr+0x108/0x2b0 [ 616.489368][T14102] do_recvmmsg+0xdbb/0x22c0 [ 616.493880][T14102] ? kmsan_get_metadata+0x116/0x180 [ 616.499091][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 616.504978][T14102] ? kmsan_get_metadata+0x116/0x180 [ 616.510165][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 616.515789][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 616.521066][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 616.525816][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 616.530570][T14102] __sys_recvmmsg+0x5dd/0x610 [ 616.535250][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.541313][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.547458][T14102] __do_fast_syscall_32+0x2af/0x480 [ 616.552650][T14102] do_fast_syscall_32+0x6b/0xd0 [ 616.557492][T14102] do_SYSENTER_32+0x73/0x90 [ 616.561986][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.568297][T14102] RIP: 0023:0xf7ff9549 [ 616.572354][T14102] Code: Bad RIP value. [ 616.576405][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 616.584806][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 616.592765][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 616.600733][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 616.608691][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 616.616670][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 616.624637][T14102] Uninit was stored to memory at: [ 616.629656][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 616.635360][T14102] __msan_chain_origin+0x50/0x90 [ 616.640295][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 616.645402][T14102] get_compat_msghdr+0x108/0x2b0 [ 616.650330][T14102] do_recvmmsg+0xdbb/0x22c0 [ 616.654819][T14102] __sys_recvmmsg+0x5dd/0x610 [ 616.659485][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.665539][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.671698][T14102] __do_fast_syscall_32+0x2af/0x480 [ 616.676890][T14102] do_fast_syscall_32+0x6b/0xd0 [ 616.681733][T14102] do_SYSENTER_32+0x73/0x90 [ 616.686225][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.692528][T14102] [ 616.694840][T14102] Uninit was stored to memory at: [ 616.699851][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 616.705556][T14102] __msan_chain_origin+0x50/0x90 [ 616.710482][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 616.715595][T14102] get_compat_msghdr+0x108/0x2b0 [ 616.720518][T14102] do_recvmmsg+0xdbb/0x22c0 [ 616.725008][T14102] __sys_recvmmsg+0x5dd/0x610 [ 616.729675][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.735735][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.741877][T14102] __do_fast_syscall_32+0x2af/0x480 [ 616.747061][T14102] do_fast_syscall_32+0x6b/0xd0 [ 616.751914][T14102] do_SYSENTER_32+0x73/0x90 [ 616.756406][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.762727][T14102] [ 616.765048][T14102] Uninit was stored to memory at: [ 616.770146][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 616.775867][T14102] __msan_chain_origin+0x50/0x90 [ 616.780794][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 616.785892][T14102] get_compat_msghdr+0x108/0x2b0 [ 616.790818][T14102] do_recvmmsg+0xdbb/0x22c0 [ 616.795308][T14102] __sys_recvmmsg+0x5dd/0x610 [ 616.799985][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.806042][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.812185][T14102] __do_fast_syscall_32+0x2af/0x480 [ 616.817377][T14102] do_fast_syscall_32+0x6b/0xd0 [ 616.822217][T14102] do_SYSENTER_32+0x73/0x90 [ 616.826714][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.833014][T14102] [ 616.835326][T14102] Uninit was stored to memory at: [ 616.840339][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 616.846044][T14102] __msan_chain_origin+0x50/0x90 [ 616.850969][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 616.856065][T14102] get_compat_msghdr+0x108/0x2b0 [ 616.860988][T14102] do_recvmmsg+0xdbb/0x22c0 [ 616.865478][T14102] __sys_recvmmsg+0x5dd/0x610 [ 616.870144][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.876202][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.882344][T14102] __do_fast_syscall_32+0x2af/0x480 [ 616.887531][T14102] do_fast_syscall_32+0x6b/0xd0 [ 616.892367][T14102] do_SYSENTER_32+0x73/0x90 [ 616.896874][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.903176][T14102] [ 616.905497][T14102] Uninit was stored to memory at: [ 616.910510][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 616.916216][T14102] __msan_chain_origin+0x50/0x90 [ 616.921143][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 616.926240][T14102] get_compat_msghdr+0x108/0x2b0 [ 616.931162][T14102] do_recvmmsg+0xdbb/0x22c0 [ 616.935652][T14102] __sys_recvmmsg+0x5dd/0x610 [ 616.940325][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 616.946379][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 616.952522][T14102] __do_fast_syscall_32+0x2af/0x480 [ 616.957716][T14102] do_fast_syscall_32+0x6b/0xd0 [ 616.962553][T14102] do_SYSENTER_32+0x73/0x90 [ 616.967049][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 616.973360][T14102] [ 616.975681][T14102] Uninit was stored to memory at: [ 616.980790][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 616.986536][T14102] __msan_chain_origin+0x50/0x90 [ 616.991493][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 616.996602][T14102] get_compat_msghdr+0x108/0x2b0 [ 617.001531][T14102] do_recvmmsg+0xdbb/0x22c0 [ 617.006026][T14102] __sys_recvmmsg+0x5dd/0x610 [ 617.010693][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.016746][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.022889][T14102] __do_fast_syscall_32+0x2af/0x480 [ 617.028076][T14102] do_fast_syscall_32+0x6b/0xd0 [ 617.032911][T14102] do_SYSENTER_32+0x73/0x90 [ 617.037408][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 617.043797][T14102] [ 617.046106][T14102] Uninit was stored to memory at: [ 617.051118][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 617.056838][T14102] __msan_chain_origin+0x50/0x90 [ 617.061766][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 617.066866][T14102] get_compat_msghdr+0x108/0x2b0 [ 617.071790][T14102] do_recvmmsg+0xdbb/0x22c0 [ 617.076279][T14102] __sys_recvmmsg+0x5dd/0x610 [ 617.080947][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.087001][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.093140][T14102] __do_fast_syscall_32+0x2af/0x480 [ 617.098329][T14102] do_fast_syscall_32+0x6b/0xd0 [ 617.103167][T14102] do_SYSENTER_32+0x73/0x90 [ 617.107667][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 617.113971][T14102] [ 617.116284][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 617.122941][T14102] do_recvmmsg+0xbf/0x22c0 [ 617.127382][T14102] do_recvmmsg+0xbf/0x22c0 [ 617.416463][T14116] not chained 550000 origins [ 617.421101][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 617.429771][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.439823][T14116] Call Trace: [ 617.443123][T14116] dump_stack+0x21c/0x280 [ 617.447464][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 617.453186][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 617.458740][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 617.464818][T14116] ? kmsan_get_metadata+0x116/0x180 [ 617.470022][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 617.475831][T14116] ? kmsan_get_metadata+0x116/0x180 [ 617.481034][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 617.486998][T14116] ? kmsan_get_metadata+0x116/0x180 [ 617.492306][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 617.497882][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 617.503972][T14116] ? _copy_from_user+0x201/0x310 [ 617.508937][T14116] ? kmsan_get_metadata+0x116/0x180 [ 617.514201][T14116] __msan_chain_origin+0x50/0x90 [ 617.519150][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 617.524284][T14116] get_compat_msghdr+0x108/0x2b0 [ 617.529237][T14116] do_recvmmsg+0xdbb/0x22c0 [ 617.533753][T14116] ? update_misfit_status+0x2c/0xc30 [ 617.539058][T14116] ? kmsan_get_metadata+0x116/0x180 [ 617.544264][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 617.550165][T14116] ? kmsan_get_metadata+0x116/0x180 [ 617.555362][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 617.561007][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 617.566294][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 617.571058][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 617.575824][T14116] __sys_recvmmsg+0x5dd/0x610 [ 617.580524][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.586602][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.592765][T14116] __do_fast_syscall_32+0x2af/0x480 [ 617.597974][T14116] do_fast_syscall_32+0x6b/0xd0 [ 617.602833][T14116] do_SYSENTER_32+0x73/0x90 [ 617.607343][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 617.613672][T14116] RIP: 0023:0xf7ff9549 [ 617.617728][T14116] Code: Bad RIP value. [ 617.621785][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 617.630194][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 617.638164][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 617.646135][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 617.654102][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 617.662075][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 617.670053][T14116] Uninit was stored to memory at: [ 617.675084][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 617.680808][T14116] __msan_chain_origin+0x50/0x90 [ 617.685749][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 617.690863][T14116] get_compat_msghdr+0x108/0x2b0 [ 617.695801][T14116] do_recvmmsg+0xdbb/0x22c0 [ 617.700304][T14116] __sys_recvmmsg+0x5dd/0x610 [ 617.704986][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.711053][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.717205][T14116] __do_fast_syscall_32+0x2af/0x480 [ 617.722406][T14116] do_fast_syscall_32+0x6b/0xd0 [ 617.727253][T14116] do_SYSENTER_32+0x73/0x90 [ 617.731764][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 617.738076][T14116] [ 617.740395][T14116] Uninit was stored to memory at: [ 617.745421][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 617.751139][T14116] __msan_chain_origin+0x50/0x90 [ 617.756201][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 617.761315][T14116] get_compat_msghdr+0x108/0x2b0 [ 617.766254][T14116] do_recvmmsg+0xdbb/0x22c0 [ 617.770756][T14116] __sys_recvmmsg+0x5dd/0x610 [ 617.775435][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.781509][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.787674][T14116] __do_fast_syscall_32+0x2af/0x480 [ 617.792881][T14116] do_fast_syscall_32+0x6b/0xd0 [ 617.797735][T14116] do_SYSENTER_32+0x73/0x90 [ 617.802240][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 617.808553][T14116] [ 617.810872][T14116] Uninit was stored to memory at: [ 617.815901][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 617.821628][T14116] __msan_chain_origin+0x50/0x90 [ 617.826575][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 617.831693][T14116] get_compat_msghdr+0x108/0x2b0 [ 617.836626][T14116] do_recvmmsg+0xdbb/0x22c0 [ 617.841135][T14116] __sys_recvmmsg+0x5dd/0x610 [ 617.845814][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.851879][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.858035][T14116] __do_fast_syscall_32+0x2af/0x480 [ 617.863334][T14116] do_fast_syscall_32+0x6b/0xd0 [ 617.868184][T14116] do_SYSENTER_32+0x73/0x90 [ 617.872692][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 617.879005][T14116] [ 617.881323][T14116] Uninit was stored to memory at: [ 617.886348][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 617.892062][T14116] __msan_chain_origin+0x50/0x90 [ 617.897000][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 617.902112][T14116] get_compat_msghdr+0x108/0x2b0 [ 617.907049][T14116] do_recvmmsg+0xdbb/0x22c0 [ 617.911547][T14116] __sys_recvmmsg+0x5dd/0x610 [ 617.916226][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.922326][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.928486][T14116] __do_fast_syscall_32+0x2af/0x480 [ 617.933685][T14116] do_fast_syscall_32+0x6b/0xd0 [ 617.938536][T14116] do_SYSENTER_32+0x73/0x90 [ 617.943038][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 617.949362][T14116] [ 617.951688][T14116] Uninit was stored to memory at: [ 617.956720][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 617.962441][T14116] __msan_chain_origin+0x50/0x90 [ 617.967384][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 617.972495][T14116] get_compat_msghdr+0x108/0x2b0 [ 617.977435][T14116] do_recvmmsg+0xdbb/0x22c0 [ 617.982051][T14116] __sys_recvmmsg+0x5dd/0x610 [ 617.986797][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 617.992869][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 617.999027][T14116] __do_fast_syscall_32+0x2af/0x480 [ 618.004231][T14116] do_fast_syscall_32+0x6b/0xd0 [ 618.009092][T14116] do_SYSENTER_32+0x73/0x90 [ 618.013598][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.019913][T14116] [ 618.022236][T14116] Uninit was stored to memory at: [ 618.027276][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 618.033007][T14116] __msan_chain_origin+0x50/0x90 [ 618.037965][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 618.043077][T14116] get_compat_msghdr+0x108/0x2b0 [ 618.048013][T14116] do_recvmmsg+0xdbb/0x22c0 [ 618.052513][T14116] __sys_recvmmsg+0x5dd/0x610 [ 618.053066][T14102] not chained 560000 origins [ 618.057195][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.061772][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 618.067837][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.076481][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.082640][T14116] __do_fast_syscall_32+0x2af/0x480 [ 618.092675][T14102] Call Trace: [ 618.097859][T14116] do_fast_syscall_32+0x6b/0xd0 [ 618.101122][T14102] dump_stack+0x21c/0x280 [ 618.105945][T14116] do_SYSENTER_32+0x73/0x90 [ 618.110259][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 618.114738][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.120628][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 618.126919][T14116] [ 618.132469][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 618.134765][T14116] Uninit was stored to memory at: [ 618.140833][T14102] ? kmsan_get_metadata+0x116/0x180 [ 618.145834][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 618.151020][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 618.156715][T14116] __msan_chain_origin+0x50/0x90 [ 618.162499][T14102] ? kmsan_get_metadata+0x116/0x180 [ 618.167429][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 618.172604][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 618.177690][T14116] get_compat_msghdr+0x108/0x2b0 [ 618.183473][T14102] ? kmsan_get_metadata+0x116/0x180 [ 618.188399][T14116] do_recvmmsg+0xdbb/0x22c0 [ 618.193572][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 618.198049][T14116] __sys_recvmmsg+0x5dd/0x610 [ 618.203572][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 618.208224][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.214269][T14102] ? _copy_from_user+0x201/0x310 [ 618.220310][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.225237][T14102] ? kmsan_get_metadata+0x116/0x180 [ 618.231384][T14116] __do_fast_syscall_32+0x2af/0x480 [ 618.236562][T14102] __msan_chain_origin+0x50/0x90 [ 618.241744][T14116] do_fast_syscall_32+0x6b/0xd0 [ 618.246677][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.251777][T14116] do_SYSENTER_32+0x73/0x90 [ 618.256870][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.261343][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.266258][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.272550][T14116] [ 618.277051][T14102] ? kmsan_get_metadata+0x116/0x180 [ 618.279349][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 618.284533][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 618.291178][T14116] do_recvmmsg+0xbf/0x22c0 [ 618.297049][T14102] ? kmsan_get_metadata+0x116/0x180 [ 618.301453][T14116] do_recvmmsg+0xbf/0x22c0 [ 618.306629][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 618.316640][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 618.321933][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 618.326705][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 618.331504][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.336201][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.342284][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.348448][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.353667][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.358528][T14102] do_SYSENTER_32+0x73/0x90 [ 618.363158][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.369485][T14102] RIP: 0023:0xf7ff9549 [ 618.373543][T14102] Code: Bad RIP value. [ 618.377632][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 618.386047][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 618.394025][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 618.402021][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 618.410024][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 618.418000][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 618.426250][T14102] Uninit was stored to memory at: [ 618.431294][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 618.437024][T14102] __msan_chain_origin+0x50/0x90 [ 618.441969][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.447123][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.452064][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.456572][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.461270][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.467340][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.473505][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.478717][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.483582][T14102] do_SYSENTER_32+0x73/0x90 [ 618.488182][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.494502][T14102] [ 618.496825][T14102] Uninit was stored to memory at: [ 618.501886][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 618.507607][T14102] __msan_chain_origin+0x50/0x90 [ 618.512552][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.517669][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.522610][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.527116][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.531807][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.537900][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.544056][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.549261][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.554113][T14102] do_SYSENTER_32+0x73/0x90 [ 618.558629][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.564951][T14102] [ 618.567300][T14102] Uninit was stored to memory at: [ 618.572340][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 618.578070][T14102] __msan_chain_origin+0x50/0x90 [ 618.583053][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.588196][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.593137][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.597649][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.602335][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.608408][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.614563][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.619777][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.624639][T14102] do_SYSENTER_32+0x73/0x90 [ 618.629181][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.635492][T14102] [ 618.637817][T14102] Uninit was stored to memory at: [ 618.642851][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 618.648586][T14102] __msan_chain_origin+0x50/0x90 [ 618.653542][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.658663][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.668901][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.673409][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.678093][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.684205][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.690394][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.695601][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.700462][T14102] do_SYSENTER_32+0x73/0x90 [ 618.704970][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.711312][T14102] [ 618.713642][T14102] Uninit was stored to memory at: [ 618.719193][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 618.724912][T14102] __msan_chain_origin+0x50/0x90 [ 618.729859][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.734969][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.739904][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.744409][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.749093][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.755163][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.761319][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.766547][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.771402][T14102] do_SYSENTER_32+0x73/0x90 [ 618.775915][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.782230][T14102] [ 618.784556][T14102] Uninit was stored to memory at: [ 618.789587][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 618.795310][T14102] __msan_chain_origin+0x50/0x90 [ 618.800253][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.805371][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.810309][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.814813][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.819493][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.825584][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.831750][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.836955][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.841807][T14102] do_SYSENTER_32+0x73/0x90 [ 618.846310][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.852630][T14102] [ 618.854952][T14102] Uninit was stored to memory at: [ 618.859980][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 618.865702][T14102] __msan_chain_origin+0x50/0x90 [ 618.870648][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 618.875776][T14102] get_compat_msghdr+0x108/0x2b0 [ 618.880717][T14102] do_recvmmsg+0xdbb/0x22c0 [ 618.885220][T14102] __sys_recvmmsg+0x5dd/0x610 [ 618.889928][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 618.896000][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 618.902159][T14102] __do_fast_syscall_32+0x2af/0x480 [ 618.909186][T14102] do_fast_syscall_32+0x6b/0xd0 [ 618.914039][T14102] do_SYSENTER_32+0x73/0x90 [ 618.918551][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 618.924866][T14102] [ 618.927189][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 618.933862][T14102] do_recvmmsg+0xbf/0x22c0 [ 618.938283][T14102] do_recvmmsg+0xbf/0x22c0 [ 619.190704][T14102] not chained 570000 origins [ 619.195338][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 619.204006][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.214062][T14102] Call Trace: [ 619.217365][T14102] dump_stack+0x21c/0x280 [ 619.221710][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 619.227436][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 619.232994][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 619.239070][T14102] ? kmsan_get_metadata+0x116/0x180 [ 619.244276][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 619.250110][T14102] ? kmsan_get_metadata+0x116/0x180 [ 619.255442][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 619.261259][T14102] ? kmsan_get_metadata+0x116/0x180 [ 619.266493][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 619.272052][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 619.278131][T14102] ? _copy_from_user+0x201/0x310 [ 619.283079][T14102] ? kmsan_get_metadata+0x116/0x180 [ 619.288289][T14102] __msan_chain_origin+0x50/0x90 [ 619.293243][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.298380][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.303334][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.307865][T14102] ? kmsan_get_metadata+0x116/0x180 [ 619.313078][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 619.318991][T14102] ? kmsan_get_metadata+0x116/0x180 [ 619.324218][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 619.329862][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 619.335157][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 619.339925][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 619.344697][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.349393][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.355488][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.361658][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.366872][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.371764][T14102] do_SYSENTER_32+0x73/0x90 [ 619.376294][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.382728][T14102] RIP: 0023:0xf7ff9549 [ 619.386791][T14102] Code: Bad RIP value. [ 619.390857][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 619.399297][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 619.407266][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 619.415237][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 619.423213][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 619.431188][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 619.439193][T14102] Uninit was stored to memory at: [ 619.444230][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 619.449962][T14102] __msan_chain_origin+0x50/0x90 [ 619.454909][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.460029][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.464967][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.469479][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.474249][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.480321][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.486479][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.491685][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.496540][T14102] do_SYSENTER_32+0x73/0x90 [ 619.501048][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.507365][T14102] [ 619.509689][T14102] Uninit was stored to memory at: [ 619.514718][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 619.520441][T14102] __msan_chain_origin+0x50/0x90 [ 619.525379][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.530495][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.535430][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.539950][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.544631][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.550707][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.556869][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.562073][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.566953][T14102] do_SYSENTER_32+0x73/0x90 [ 619.571466][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.577781][T14102] [ 619.580107][T14102] Uninit was stored to memory at: [ 619.585137][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 619.591213][T14102] __msan_chain_origin+0x50/0x90 [ 619.596159][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.601282][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.606223][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.610755][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.615435][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.621536][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.627697][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.632902][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.637757][T14102] do_SYSENTER_32+0x73/0x90 [ 619.642264][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.648582][T14102] [ 619.650991][T14102] Uninit was stored to memory at: [ 619.656022][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 619.661771][T14102] __msan_chain_origin+0x50/0x90 [ 619.666715][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.671849][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.676786][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.681294][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.685978][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.692049][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.698382][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.703584][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.708442][T14102] do_SYSENTER_32+0x73/0x90 [ 619.712952][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.719355][T14102] [ 619.721680][T14102] Uninit was stored to memory at: [ 619.726711][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 619.732435][T14102] __msan_chain_origin+0x50/0x90 [ 619.737377][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.742491][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.747433][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.751935][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.756615][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.762691][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.768849][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.774058][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.778941][T14102] do_SYSENTER_32+0x73/0x90 [ 619.783457][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.789774][T14102] [ 619.792097][T14102] Uninit was stored to memory at: [ 619.797129][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 619.802877][T14102] __msan_chain_origin+0x50/0x90 [ 619.807820][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.812936][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.817877][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.822384][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.827070][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.833173][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.839347][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.844548][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.849407][T14102] do_SYSENTER_32+0x73/0x90 [ 619.853918][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.860232][T14102] [ 619.862555][T14102] Uninit was stored to memory at: [ 619.867613][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 619.873344][T14102] __msan_chain_origin+0x50/0x90 [ 619.878284][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 619.883403][T14102] get_compat_msghdr+0x108/0x2b0 [ 619.888343][T14102] do_recvmmsg+0xdbb/0x22c0 [ 619.892850][T14102] __sys_recvmmsg+0x5dd/0x610 [ 619.897533][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 619.903609][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 619.909773][T14102] __do_fast_syscall_32+0x2af/0x480 [ 619.914976][T14102] do_fast_syscall_32+0x6b/0xd0 [ 619.919832][T14102] do_SYSENTER_32+0x73/0x90 [ 619.924349][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 619.930663][T14102] [ 619.932998][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 619.939708][T14102] do_recvmmsg+0xbf/0x22c0 [ 619.944388][T14102] do_recvmmsg+0xbf/0x22c0 [ 620.135146][T14102] not chained 580000 origins [ 620.139775][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 620.148442][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 620.158500][T14102] Call Trace: [ 620.161803][T14102] dump_stack+0x21c/0x280 [ 620.166176][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 620.171901][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 620.177544][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 620.183627][T14102] ? kmsan_get_metadata+0x116/0x180 [ 620.188838][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 620.194654][T14102] ? kmsan_get_metadata+0x116/0x180 [ 620.199862][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 620.205704][T14102] ? kmsan_get_metadata+0x116/0x180 [ 620.210914][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 620.216470][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 620.222556][T14102] ? _copy_from_user+0x201/0x310 [ 620.227526][T14102] ? kmsan_get_metadata+0x116/0x180 [ 620.232736][T14102] __msan_chain_origin+0x50/0x90 [ 620.237686][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.242823][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.247777][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.252311][T14102] ? kmsan_get_metadata+0x116/0x180 [ 620.257524][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 620.263427][T14102] ? kmsan_get_metadata+0x116/0x180 [ 620.268633][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 620.274294][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 620.279593][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 620.284359][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 620.289135][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.293833][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.299914][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.306084][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.311297][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.316196][T14102] do_SYSENTER_32+0x73/0x90 [ 620.320710][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.327036][T14102] RIP: 0023:0xf7ff9549 [ 620.331111][T14102] Code: Bad RIP value. [ 620.335196][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 620.343611][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 620.351581][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 620.359555][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 620.367531][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 620.375507][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 620.383489][T14102] Uninit was stored to memory at: [ 620.388525][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 620.394273][T14102] __msan_chain_origin+0x50/0x90 [ 620.399219][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.404333][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.409393][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.413904][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.418591][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.424668][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.430828][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.436034][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.440898][T14102] do_SYSENTER_32+0x73/0x90 [ 620.445408][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.451828][T14102] [ 620.454164][T14102] Uninit was stored to memory at: [ 620.459197][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 620.464924][T14102] __msan_chain_origin+0x50/0x90 [ 620.469867][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.474984][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.479923][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.484429][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.489127][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.495337][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.501514][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.506714][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.511566][T14102] do_SYSENTER_32+0x73/0x90 [ 620.516072][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.522385][T14102] [ 620.524708][T14102] Uninit was stored to memory at: [ 620.529738][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 620.535464][T14102] __msan_chain_origin+0x50/0x90 [ 620.540407][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.545546][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.550499][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.555009][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.559690][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.565759][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.571913][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.577125][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.581980][T14102] do_SYSENTER_32+0x73/0x90 [ 620.586492][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.592806][T14102] [ 620.595127][T14102] Uninit was stored to memory at: [ 620.600158][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 620.605884][T14102] __msan_chain_origin+0x50/0x90 [ 620.610824][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.615935][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.620881][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.625393][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.630077][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.636149][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.642307][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.647515][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.652368][T14102] do_SYSENTER_32+0x73/0x90 [ 620.656899][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.663230][T14102] [ 620.665552][T14102] Uninit was stored to memory at: [ 620.670591][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 620.676308][T14102] __msan_chain_origin+0x50/0x90 [ 620.681247][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.686360][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.691315][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.695915][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.700596][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.706668][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.712936][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.718145][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.723002][T14102] do_SYSENTER_32+0x73/0x90 [ 620.727510][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.733824][T14102] [ 620.736149][T14102] Uninit was stored to memory at: [ 620.741179][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 620.746901][T14102] __msan_chain_origin+0x50/0x90 [ 620.751839][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.756954][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.761892][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.766408][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.771091][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.777162][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.783316][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.788515][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.793368][T14102] do_SYSENTER_32+0x73/0x90 [ 620.797879][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.804195][T14102] [ 620.806516][T14102] Uninit was stored to memory at: [ 620.811544][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 620.817261][T14102] __msan_chain_origin+0x50/0x90 [ 620.822201][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 620.827317][T14102] get_compat_msghdr+0x108/0x2b0 [ 620.832252][T14102] do_recvmmsg+0xdbb/0x22c0 [ 620.836751][T14102] __sys_recvmmsg+0x5dd/0x610 [ 620.841435][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 620.847511][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 620.853672][T14102] __do_fast_syscall_32+0x2af/0x480 [ 620.858885][T14102] do_fast_syscall_32+0x6b/0xd0 [ 620.863742][T14102] do_SYSENTER_32+0x73/0x90 [ 620.868250][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 620.874567][T14102] [ 620.876892][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 620.883567][T14102] do_recvmmsg+0xbf/0x22c0 [ 620.887982][T14102] do_recvmmsg+0xbf/0x22c0 [ 621.176702][T14116] not chained 590000 origins [ 621.181465][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 621.190130][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.200182][T14116] Call Trace: [ 621.203479][T14116] dump_stack+0x21c/0x280 [ 621.207831][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 621.213556][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 621.219109][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 621.225184][T14116] ? kmsan_get_metadata+0x116/0x180 [ 621.230388][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 621.236196][T14116] ? kmsan_get_metadata+0x116/0x180 [ 621.241421][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 621.247236][T14116] ? kmsan_get_metadata+0x116/0x180 [ 621.252445][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 621.257996][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 621.264075][T14116] ? _copy_from_user+0x201/0x310 [ 621.269045][T14116] ? kmsan_get_metadata+0x116/0x180 [ 621.274251][T14116] __msan_chain_origin+0x50/0x90 [ 621.279203][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.284365][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.289326][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.293847][T14116] ? update_misfit_status+0x2c/0xc30 [ 621.299148][T14116] ? kmsan_get_metadata+0x116/0x180 [ 621.304471][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 621.310380][T14116] ? kmsan_get_metadata+0x116/0x180 [ 621.315597][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 621.321238][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 621.326533][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 621.331323][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 621.336096][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.340816][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.346915][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.353099][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.358316][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.363200][T14116] do_SYSENTER_32+0x73/0x90 [ 621.367711][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.374033][T14116] RIP: 0023:0xf7ff9549 [ 621.378091][T14116] Code: Bad RIP value. [ 621.382152][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 621.390584][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 621.398558][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 621.406531][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 621.414521][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 621.422489][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 621.430460][T14116] Uninit was stored to memory at: [ 621.435479][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 621.441189][T14116] __msan_chain_origin+0x50/0x90 [ 621.446123][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.451341][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.456272][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.460771][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.465442][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.471507][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.477661][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.482852][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.487693][T14116] do_SYSENTER_32+0x73/0x90 [ 621.492187][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.498505][T14116] [ 621.500832][T14116] Uninit was stored to memory at: [ 621.505846][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 621.511555][T14116] __msan_chain_origin+0x50/0x90 [ 621.516480][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.521583][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.526508][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.530998][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.535663][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.541720][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.547864][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.553071][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.557920][T14116] do_SYSENTER_32+0x73/0x90 [ 621.562416][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.568723][T14116] [ 621.571035][T14116] Uninit was stored to memory at: [ 621.576049][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 621.581755][T14116] __msan_chain_origin+0x50/0x90 [ 621.586682][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.591782][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.596710][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.601201][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.605890][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.611964][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.618108][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.623317][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.628171][T14116] do_SYSENTER_32+0x73/0x90 [ 621.632669][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.638974][T14116] [ 621.641288][T14116] Uninit was stored to memory at: [ 621.646304][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 621.652013][T14116] __msan_chain_origin+0x50/0x90 [ 621.656941][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.662042][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.666967][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.671473][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.676170][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.682229][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.688375][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.693563][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.698405][T14116] do_SYSENTER_32+0x73/0x90 [ 621.702898][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.709227][T14116] [ 621.711542][T14116] Uninit was stored to memory at: [ 621.716556][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 621.722263][T14116] __msan_chain_origin+0x50/0x90 [ 621.727215][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.732406][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.737435][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.741954][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.746621][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.752692][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.758846][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.764035][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.768879][T14116] do_SYSENTER_32+0x73/0x90 [ 621.773373][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.779679][T14116] [ 621.781991][T14116] Uninit was stored to memory at: [ 621.787005][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 621.792713][T14116] __msan_chain_origin+0x50/0x90 [ 621.797641][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.802742][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.807695][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.812796][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.817462][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.823520][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.829687][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.834901][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.839754][T14116] do_SYSENTER_32+0x73/0x90 [ 621.844278][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.850594][T14116] [ 621.852912][T14116] Uninit was stored to memory at: [ 621.857938][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 621.863643][T14116] __msan_chain_origin+0x50/0x90 [ 621.868592][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 621.874063][T14116] get_compat_msghdr+0x108/0x2b0 [ 621.878988][T14116] do_recvmmsg+0xdbb/0x22c0 [ 621.883481][T14116] __sys_recvmmsg+0x5dd/0x610 [ 621.888146][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 621.894203][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 621.900350][T14116] __do_fast_syscall_32+0x2af/0x480 [ 621.905540][T14116] do_fast_syscall_32+0x6b/0xd0 [ 621.910397][T14116] do_SYSENTER_32+0x73/0x90 [ 621.914892][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 621.921198][T14116] [ 621.923514][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 621.930175][T14116] do_recvmmsg+0xbf/0x22c0 [ 621.934590][T14116] do_recvmmsg+0xbf/0x22c0 [ 622.317051][T14116] not chained 600000 origins [ 622.321692][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 622.330374][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.340433][T14116] Call Trace: [ 622.343736][T14116] dump_stack+0x21c/0x280 [ 622.348084][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 622.353814][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 622.359369][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 622.365446][T14116] ? kmsan_get_metadata+0x116/0x180 [ 622.370657][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 622.376497][T14116] ? kmsan_get_metadata+0x116/0x180 [ 622.381708][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 622.387522][T14116] ? kmsan_get_metadata+0x116/0x180 [ 622.392729][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 622.398289][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 622.404368][T14116] ? _copy_from_user+0x201/0x310 [ 622.409321][T14116] ? kmsan_get_metadata+0x116/0x180 [ 622.414537][T14116] __msan_chain_origin+0x50/0x90 [ 622.419492][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 622.424630][T14116] get_compat_msghdr+0x108/0x2b0 [ 622.429584][T14116] do_recvmmsg+0xdbb/0x22c0 [ 622.434105][T14116] ? update_misfit_status+0x2c/0xc30 [ 622.439407][T14116] ? kmsan_get_metadata+0x116/0x180 [ 622.444625][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 622.450530][T14116] ? kmsan_get_metadata+0x116/0x180 [ 622.455738][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 622.461384][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 622.466679][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 622.471448][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 622.476222][T14116] __sys_recvmmsg+0x5dd/0x610 [ 622.480948][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 622.487034][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 622.493200][T14116] __do_fast_syscall_32+0x2af/0x480 [ 622.498416][T14116] do_fast_syscall_32+0x6b/0xd0 [ 622.503278][T14116] do_SYSENTER_32+0x73/0x90 [ 622.507795][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 622.514148][T14116] RIP: 0023:0xf7ff9549 [ 622.518298][T14116] Code: Bad RIP value. [ 622.522362][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 622.530781][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 622.538760][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 622.546746][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 622.554730][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 622.562712][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 622.570695][T14116] Uninit was stored to memory at: [ 622.575733][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 622.581462][T14116] __msan_chain_origin+0x50/0x90 [ 622.586438][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 622.591550][T14116] get_compat_msghdr+0x108/0x2b0 [ 622.596491][T14116] do_recvmmsg+0xdbb/0x22c0 [ 622.601003][T14116] __sys_recvmmsg+0x5dd/0x610 [ 622.605689][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 622.611761][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 622.617922][T14116] __do_fast_syscall_32+0x2af/0x480 [ 622.623129][T14116] do_fast_syscall_32+0x6b/0xd0 [ 622.627990][T14116] do_SYSENTER_32+0x73/0x90 [ 622.632494][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 622.638811][T14116] [ 622.641133][T14116] Uninit was stored to memory at: [ 622.646179][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 622.651934][T14116] __msan_chain_origin+0x50/0x90 [ 622.656875][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 622.661990][T14116] get_compat_msghdr+0x108/0x2b0 [ 622.666930][T14116] do_recvmmsg+0xdbb/0x22c0 [ 622.671434][T14116] __sys_recvmmsg+0x5dd/0x610 [ 622.676115][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 622.682189][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 622.688351][T14116] __do_fast_syscall_32+0x2af/0x480 [ 622.693552][T14116] do_fast_syscall_32+0x6b/0xd0 [ 622.698409][T14116] do_SYSENTER_32+0x73/0x90 [ 622.702904][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 622.709300][T14116] [ 622.711614][T14116] Uninit was stored to memory at: [ 622.716632][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 622.722348][T14116] __msan_chain_origin+0x50/0x90 [ 622.727279][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 622.732383][T14116] get_compat_msghdr+0x108/0x2b0 [ 622.737310][T14116] do_recvmmsg+0xdbb/0x22c0 [ 622.741804][T14116] __sys_recvmmsg+0x5dd/0x610 [ 622.746489][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 622.752562][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 622.762803][T14116] __do_fast_syscall_32+0x2af/0x480 [ 622.767994][T14116] do_fast_syscall_32+0x6b/0xd0 [ 622.772841][T14116] do_SYSENTER_32+0x73/0x90 [ 622.777338][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 622.783659][T14116] [ 622.785972][T14116] Uninit was stored to memory at: [ 622.790988][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 622.796695][T14116] __msan_chain_origin+0x50/0x90 [ 622.801623][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 622.806742][T14116] get_compat_msghdr+0x108/0x2b0 [ 622.811693][T14116] do_recvmmsg+0xdbb/0x22c0 [ 622.816185][T14116] __sys_recvmmsg+0x5dd/0x610 [ 622.820878][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 622.826934][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 622.833096][T14116] __do_fast_syscall_32+0x2af/0x480 [ 622.838284][T14116] do_fast_syscall_32+0x6b/0xd0 [ 622.843127][T14116] do_SYSENTER_32+0x73/0x90 [ 622.847624][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 622.853928][T14116] [ 622.856243][T14116] Uninit was stored to memory at: [ 622.861261][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 622.866975][T14116] __msan_chain_origin+0x50/0x90 [ 622.871924][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 622.877027][T14116] get_compat_msghdr+0x108/0x2b0 [ 622.881957][T14116] do_recvmmsg+0xdbb/0x22c0 [ 622.886472][T14116] __sys_recvmmsg+0x5dd/0x610 [ 622.891143][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 622.897204][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 622.903350][T14116] __do_fast_syscall_32+0x2af/0x480 [ 622.908549][T14116] do_fast_syscall_32+0x6b/0xd0 [ 622.913585][T14116] do_SYSENTER_32+0x73/0x90 [ 622.918107][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 622.924416][T14116] [ 622.926735][T14116] Uninit was stored to memory at: [ 622.931760][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 622.937471][T14116] __msan_chain_origin+0x50/0x90 [ 622.942406][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 622.947511][T14116] get_compat_msghdr+0x108/0x2b0 [ 622.952443][T14116] do_recvmmsg+0xdbb/0x22c0 [ 622.957025][T14116] __sys_recvmmsg+0x5dd/0x610 [ 622.961710][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 622.967948][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 622.974117][T14116] __do_fast_syscall_32+0x2af/0x480 [ 622.979313][T14116] do_fast_syscall_32+0x6b/0xd0 [ 622.984157][T14116] do_SYSENTER_32+0x73/0x90 [ 622.988671][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 622.994993][T14116] [ 622.997306][T14116] Uninit was stored to memory at: [ 623.002322][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 623.008028][T14116] __msan_chain_origin+0x50/0x90 [ 623.012986][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 623.018105][T14116] get_compat_msghdr+0x108/0x2b0 [ 623.023034][T14116] do_recvmmsg+0xdbb/0x22c0 [ 623.027532][T14116] __sys_recvmmsg+0x5dd/0x610 [ 623.032222][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 623.038281][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 623.044427][T14116] __do_fast_syscall_32+0x2af/0x480 [ 623.049630][T14116] do_fast_syscall_32+0x6b/0xd0 [ 623.054474][T14116] do_SYSENTER_32+0x73/0x90 [ 623.058971][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 623.065290][T14116] [ 623.067604][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 623.074281][T14116] do_recvmmsg+0xbf/0x22c0 [ 623.078702][T14116] do_recvmmsg+0xbf/0x22c0 [ 623.589286][T14102] not chained 610000 origins [ 623.593921][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 623.602591][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.612662][T14102] Call Trace: [ 623.615968][T14102] dump_stack+0x21c/0x280 [ 623.620315][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 623.626038][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 623.631588][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 623.637675][T14102] ? kmsan_get_metadata+0x116/0x180 [ 623.642882][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 623.648698][T14102] ? kmsan_get_metadata+0x116/0x180 [ 623.653994][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 623.659813][T14102] ? kmsan_get_metadata+0x116/0x180 [ 623.665049][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 623.670613][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 623.676720][T14102] ? _copy_from_user+0x201/0x310 [ 623.681671][T14102] ? kmsan_get_metadata+0x116/0x180 [ 623.686967][T14102] __msan_chain_origin+0x50/0x90 [ 623.691916][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 623.697046][T14102] get_compat_msghdr+0x108/0x2b0 [ 623.702014][T14102] do_recvmmsg+0xdbb/0x22c0 [ 623.706541][T14102] ? kmsan_get_metadata+0x116/0x180 [ 623.711752][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 623.717654][T14102] ? kmsan_get_metadata+0x116/0x180 [ 623.722885][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 623.728527][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 623.733831][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 623.738741][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 623.743544][T14102] __sys_recvmmsg+0x5dd/0x610 [ 623.748242][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 623.754351][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 623.760545][T14102] __do_fast_syscall_32+0x2af/0x480 [ 623.765760][T14102] do_fast_syscall_32+0x6b/0xd0 [ 623.770623][T14102] do_SYSENTER_32+0x73/0x90 [ 623.775142][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 623.781472][T14102] RIP: 0023:0xf7ff9549 [ 623.785533][T14102] Code: Bad RIP value. [ 623.789595][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 623.798010][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 623.805986][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 623.813959][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 623.821930][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 623.829905][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 623.837887][T14102] Uninit was stored to memory at: [ 623.842932][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 623.848660][T14102] __msan_chain_origin+0x50/0x90 [ 623.853614][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 623.858746][T14102] get_compat_msghdr+0x108/0x2b0 [ 623.863694][T14102] do_recvmmsg+0xdbb/0x22c0 [ 623.868215][T14102] __sys_recvmmsg+0x5dd/0x610 [ 623.872907][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 623.878982][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 623.885173][T14102] __do_fast_syscall_32+0x2af/0x480 [ 623.890378][T14102] do_fast_syscall_32+0x6b/0xd0 [ 623.895238][T14102] do_SYSENTER_32+0x73/0x90 [ 623.899747][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 623.906067][T14102] [ 623.908396][T14102] Uninit was stored to memory at: [ 623.913428][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 623.919154][T14102] __msan_chain_origin+0x50/0x90 [ 623.924095][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 623.929211][T14102] get_compat_msghdr+0x108/0x2b0 [ 623.934153][T14102] do_recvmmsg+0xdbb/0x22c0 [ 623.938660][T14102] __sys_recvmmsg+0x5dd/0x610 [ 623.943340][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 623.949434][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 623.955591][T14102] __do_fast_syscall_32+0x2af/0x480 [ 623.960801][T14102] do_fast_syscall_32+0x6b/0xd0 [ 623.965657][T14102] do_SYSENTER_32+0x73/0x90 [ 623.970164][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 623.976481][T14102] [ 623.978806][T14102] Uninit was stored to memory at: [ 623.983848][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 623.989579][T14102] __msan_chain_origin+0x50/0x90 [ 623.994525][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 623.999649][T14102] get_compat_msghdr+0x108/0x2b0 [ 624.004589][T14102] do_recvmmsg+0xdbb/0x22c0 [ 624.009097][T14102] __sys_recvmmsg+0x5dd/0x610 [ 624.013780][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.019850][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.026008][T14102] __do_fast_syscall_32+0x2af/0x480 [ 624.031211][T14102] do_fast_syscall_32+0x6b/0xd0 [ 624.036206][T14102] do_SYSENTER_32+0x73/0x90 [ 624.040736][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.047053][T14102] [ 624.049374][T14102] Uninit was stored to memory at: [ 624.054405][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 624.060121][T14102] __msan_chain_origin+0x50/0x90 [ 624.065059][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 624.070168][T14102] get_compat_msghdr+0x108/0x2b0 [ 624.075099][T14102] do_recvmmsg+0xdbb/0x22c0 [ 624.079607][T14102] __sys_recvmmsg+0x5dd/0x610 [ 624.084281][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.090390][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.096538][T14102] __do_fast_syscall_32+0x2af/0x480 [ 624.101732][T14102] do_fast_syscall_32+0x6b/0xd0 [ 624.106573][T14102] do_SYSENTER_32+0x73/0x90 [ 624.111067][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.117371][T14102] [ 624.119685][T14102] Uninit was stored to memory at: [ 624.124702][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 624.130424][T14102] __msan_chain_origin+0x50/0x90 [ 624.135362][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 624.140463][T14102] get_compat_msghdr+0x108/0x2b0 [ 624.145390][T14102] do_recvmmsg+0xdbb/0x22c0 [ 624.149882][T14102] __sys_recvmmsg+0x5dd/0x610 [ 624.154551][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.160608][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.166858][T14102] __do_fast_syscall_32+0x2af/0x480 [ 624.172063][T14102] do_fast_syscall_32+0x6b/0xd0 [ 624.176918][T14102] do_SYSENTER_32+0x73/0x90 [ 624.181428][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.187734][T14102] [ 624.190048][T14102] Uninit was stored to memory at: [ 624.195064][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 624.200774][T14102] __msan_chain_origin+0x50/0x90 [ 624.205704][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 624.210803][T14102] get_compat_msghdr+0x108/0x2b0 [ 624.215728][T14102] do_recvmmsg+0xdbb/0x22c0 [ 624.220219][T14102] __sys_recvmmsg+0x5dd/0x610 [ 624.224902][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.230959][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.237119][T14102] __do_fast_syscall_32+0x2af/0x480 [ 624.242311][T14102] do_fast_syscall_32+0x6b/0xd0 [ 624.247165][T14102] do_SYSENTER_32+0x73/0x90 [ 624.251663][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.257970][T14102] [ 624.260286][T14102] Uninit was stored to memory at: [ 624.265327][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 624.271075][T14102] __msan_chain_origin+0x50/0x90 [ 624.276010][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 624.281128][T14102] get_compat_msghdr+0x108/0x2b0 [ 624.286118][T14102] do_recvmmsg+0xdbb/0x22c0 [ 624.290623][T14102] __sys_recvmmsg+0x5dd/0x610 [ 624.295299][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.301357][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.307505][T14102] __do_fast_syscall_32+0x2af/0x480 [ 624.312705][T14102] do_fast_syscall_32+0x6b/0xd0 [ 624.317550][T14102] do_SYSENTER_32+0x73/0x90 [ 624.322049][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.328353][T14102] [ 624.330667][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 624.337351][T14102] do_recvmmsg+0xbf/0x22c0 [ 624.341762][T14102] do_recvmmsg+0xbf/0x22c0 [ 624.543190][T14116] not chained 620000 origins [ 624.547825][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 624.556516][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 624.566587][T14116] Call Trace: [ 624.569887][T14116] dump_stack+0x21c/0x280 [ 624.574334][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 624.580062][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 624.585615][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 624.591696][T14116] ? kmsan_get_metadata+0x116/0x180 [ 624.596902][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 624.602713][T14116] ? kmsan_get_metadata+0x116/0x180 [ 624.607919][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 624.613732][T14116] ? kmsan_get_metadata+0x116/0x180 [ 624.618961][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 624.624516][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 624.630595][T14116] ? _copy_from_user+0x201/0x310 [ 624.635545][T14116] ? kmsan_get_metadata+0x116/0x180 [ 624.640753][T14116] __msan_chain_origin+0x50/0x90 [ 624.645716][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 624.650848][T14116] get_compat_msghdr+0x108/0x2b0 [ 624.655800][T14116] do_recvmmsg+0xdbb/0x22c0 [ 624.660340][T14116] ? update_misfit_status+0x2c/0xc30 [ 624.665646][T14116] ? kmsan_get_metadata+0x116/0x180 [ 624.670857][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 624.676754][T14116] ? kmsan_get_metadata+0x116/0x180 [ 624.681977][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 624.687640][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 624.692932][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 624.697715][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 624.702488][T14116] __sys_recvmmsg+0x5dd/0x610 [ 624.707192][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.713275][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.719439][T14116] __do_fast_syscall_32+0x2af/0x480 [ 624.724656][T14116] do_fast_syscall_32+0x6b/0xd0 [ 624.729519][T14116] do_SYSENTER_32+0x73/0x90 [ 624.734118][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.740444][T14116] RIP: 0023:0xf7ff9549 [ 624.744501][T14116] Code: Bad RIP value. [ 624.748565][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 624.756980][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 624.764952][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 624.772924][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 624.781003][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 624.788973][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 624.796951][T14116] Uninit was stored to memory at: [ 624.801987][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 624.807736][T14116] __msan_chain_origin+0x50/0x90 [ 624.812675][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 624.817787][T14116] get_compat_msghdr+0x108/0x2b0 [ 624.822729][T14116] do_recvmmsg+0xdbb/0x22c0 [ 624.827258][T14116] __sys_recvmmsg+0x5dd/0x610 [ 624.831943][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.838017][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.844222][T14116] __do_fast_syscall_32+0x2af/0x480 [ 624.849433][T14116] do_fast_syscall_32+0x6b/0xd0 [ 624.854284][T14116] do_SYSENTER_32+0x73/0x90 [ 624.858787][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.865100][T14116] [ 624.867431][T14116] Uninit was stored to memory at: [ 624.872455][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 624.878175][T14116] __msan_chain_origin+0x50/0x90 [ 624.883133][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 624.888271][T14116] get_compat_msghdr+0x108/0x2b0 [ 624.893207][T14116] do_recvmmsg+0xdbb/0x22c0 [ 624.897708][T14116] __sys_recvmmsg+0x5dd/0x610 [ 624.902385][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.908461][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.914621][T14116] __do_fast_syscall_32+0x2af/0x480 [ 624.919823][T14116] do_fast_syscall_32+0x6b/0xd0 [ 624.924673][T14116] do_SYSENTER_32+0x73/0x90 [ 624.929173][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 624.935481][T14116] [ 624.937795][T14116] Uninit was stored to memory at: [ 624.942825][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 624.948537][T14116] __msan_chain_origin+0x50/0x90 [ 624.953468][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 624.958609][T14116] get_compat_msghdr+0x108/0x2b0 [ 624.963535][T14116] do_recvmmsg+0xdbb/0x22c0 [ 624.968081][T14116] __sys_recvmmsg+0x5dd/0x610 [ 624.972748][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 624.978806][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 624.984949][T14116] __do_fast_syscall_32+0x2af/0x480 [ 624.990155][T14116] do_fast_syscall_32+0x6b/0xd0 [ 624.994996][T14116] do_SYSENTER_32+0x73/0x90 [ 624.999489][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 625.005793][T14116] [ 625.008107][T14116] Uninit was stored to memory at: [ 625.013148][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 625.018944][T14116] __msan_chain_origin+0x50/0x90 [ 625.023872][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 625.028974][T14116] get_compat_msghdr+0x108/0x2b0 [ 625.033902][T14116] do_recvmmsg+0xdbb/0x22c0 [ 625.038396][T14116] __sys_recvmmsg+0x5dd/0x610 [ 625.043064][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 625.049119][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 625.055261][T14116] __do_fast_syscall_32+0x2af/0x480 [ 625.060450][T14116] do_fast_syscall_32+0x6b/0xd0 [ 625.065290][T14116] do_SYSENTER_32+0x73/0x90 [ 625.069785][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 625.076091][T14116] [ 625.078414][T14116] Uninit was stored to memory at: [ 625.083430][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 625.089154][T14116] __msan_chain_origin+0x50/0x90 [ 625.094082][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 625.099196][T14116] get_compat_msghdr+0x108/0x2b0 [ 625.104153][T14116] do_recvmmsg+0xdbb/0x22c0 [ 625.108667][T14116] __sys_recvmmsg+0x5dd/0x610 [ 625.113336][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 625.119417][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 625.125589][T14116] __do_fast_syscall_32+0x2af/0x480 [ 625.130793][T14116] do_fast_syscall_32+0x6b/0xd0 [ 625.135646][T14116] do_SYSENTER_32+0x73/0x90 [ 625.140155][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 625.146459][T14116] [ 625.148770][T14116] Uninit was stored to memory at: [ 625.153789][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 625.159502][T14116] __msan_chain_origin+0x50/0x90 [ 625.164428][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 625.169529][T14116] get_compat_msghdr+0x108/0x2b0 [ 625.174455][T14116] do_recvmmsg+0xdbb/0x22c0 [ 625.178965][T14116] __sys_recvmmsg+0x5dd/0x610 [ 625.183647][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 625.189721][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 625.195865][T14116] __do_fast_syscall_32+0x2af/0x480 [ 625.201055][T14116] do_fast_syscall_32+0x6b/0xd0 [ 625.205895][T14116] do_SYSENTER_32+0x73/0x90 [ 625.210390][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 625.216697][T14116] [ 625.219009][T14116] Uninit was stored to memory at: [ 625.224027][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 625.229751][T14116] __msan_chain_origin+0x50/0x90 [ 625.234748][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 625.239863][T14116] get_compat_msghdr+0x108/0x2b0 [ 625.244822][T14116] do_recvmmsg+0xdbb/0x22c0 [ 625.249322][T14116] __sys_recvmmsg+0x5dd/0x610 [ 625.254008][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 625.260079][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 625.266226][T14116] __do_fast_syscall_32+0x2af/0x480 [ 625.271418][T14116] do_fast_syscall_32+0x6b/0xd0 [ 625.276262][T14116] do_SYSENTER_32+0x73/0x90 [ 625.280772][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 625.287082][T14116] [ 625.289401][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 625.296069][T14116] do_recvmmsg+0xbf/0x22c0 [ 625.300481][T14116] do_recvmmsg+0xbf/0x22c0 [ 625.644613][T14102] not chained 630000 origins [ 625.649254][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 625.657931][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 625.667997][T14102] Call Trace: [ 625.671334][T14102] dump_stack+0x21c/0x280 [ 625.675682][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 625.681434][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 625.686988][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 625.693097][T14102] ? kmsan_get_metadata+0x116/0x180 [ 625.698313][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 625.704124][T14102] ? kmsan_get_metadata+0x116/0x180 [ 625.709335][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 625.715148][T14102] ? kmsan_get_metadata+0x116/0x180 [ 625.720369][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 625.725924][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 625.732027][T14102] ? _copy_from_user+0x201/0x310 [ 625.736999][T14102] ? kmsan_get_metadata+0x116/0x180 [ 625.742214][T14102] __msan_chain_origin+0x50/0x90 [ 625.747262][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 625.752418][T14102] get_compat_msghdr+0x108/0x2b0 [ 625.757375][T14102] do_recvmmsg+0xdbb/0x22c0 [ 625.761905][T14102] ? kmsan_get_metadata+0x116/0x180 [ 625.767107][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 625.773030][T14102] ? kmsan_get_metadata+0x116/0x180 [ 625.778250][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 625.783891][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 625.789183][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 625.793952][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 625.798720][T14102] __sys_recvmmsg+0x5dd/0x610 [ 625.803407][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 625.809494][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 625.815657][T14102] __do_fast_syscall_32+0x2af/0x480 [ 625.820961][T14102] do_fast_syscall_32+0x6b/0xd0 [ 625.825803][T14102] do_SYSENTER_32+0x73/0x90 [ 625.830301][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 625.836619][T14102] RIP: 0023:0xf7ff9549 [ 625.840668][T14102] Code: Bad RIP value. [ 625.844719][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 625.853137][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 625.861114][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 625.869076][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 625.877037][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 625.885100][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 625.893086][T14102] Uninit was stored to memory at: [ 625.898106][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 625.903837][T14102] __msan_chain_origin+0x50/0x90 [ 625.908766][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 625.913880][T14102] get_compat_msghdr+0x108/0x2b0 [ 625.918806][T14102] do_recvmmsg+0xdbb/0x22c0 [ 625.923385][T14102] __sys_recvmmsg+0x5dd/0x610 [ 625.928056][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 625.934111][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 625.940252][T14102] __do_fast_syscall_32+0x2af/0x480 [ 625.945439][T14102] do_fast_syscall_32+0x6b/0xd0 [ 625.950279][T14102] do_SYSENTER_32+0x73/0x90 [ 625.954773][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 625.961081][T14102] [ 625.963395][T14102] Uninit was stored to memory at: [ 625.968408][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 625.974116][T14102] __msan_chain_origin+0x50/0x90 [ 625.979061][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 625.984195][T14102] get_compat_msghdr+0x108/0x2b0 [ 625.989120][T14102] do_recvmmsg+0xdbb/0x22c0 [ 625.993627][T14102] __sys_recvmmsg+0x5dd/0x610 [ 625.998296][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.004376][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.010523][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.015712][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.020639][T14102] do_SYSENTER_32+0x73/0x90 [ 626.025146][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.031451][T14102] [ 626.033764][T14102] Uninit was stored to memory at: [ 626.038780][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.044487][T14102] __msan_chain_origin+0x50/0x90 [ 626.049440][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.054541][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.059474][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.063967][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.068636][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.074958][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.081118][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.086306][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.091145][T14102] do_SYSENTER_32+0x73/0x90 [ 626.095639][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.101946][T14102] [ 626.104258][T14102] Uninit was stored to memory at: [ 626.109274][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.114983][T14102] __msan_chain_origin+0x50/0x90 [ 626.119910][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.125039][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.129979][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.134472][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.139138][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.145196][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.151338][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.156526][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.161368][T14102] do_SYSENTER_32+0x73/0x90 [ 626.165863][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.172168][T14102] [ 626.174481][T14102] Uninit was stored to memory at: [ 626.179511][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.185238][T14102] __msan_chain_origin+0x50/0x90 [ 626.190163][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.195261][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.200200][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.204698][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.209367][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.215438][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.221581][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.226811][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.231748][T14102] do_SYSENTER_32+0x73/0x90 [ 626.236400][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.242711][T14102] [ 626.245029][T14102] Uninit was stored to memory at: [ 626.250053][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.255778][T14102] __msan_chain_origin+0x50/0x90 [ 626.260728][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.265848][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.270775][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.275293][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.279968][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.286117][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.292285][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.297479][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.302324][T14102] do_SYSENTER_32+0x73/0x90 [ 626.306833][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.313147][T14102] [ 626.315461][T14102] Uninit was stored to memory at: [ 626.320478][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.326190][T14102] __msan_chain_origin+0x50/0x90 [ 626.331118][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.336218][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.341158][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.345669][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.350356][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.356428][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.362571][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.367763][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.372603][T14102] do_SYSENTER_32+0x73/0x90 [ 626.377098][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.383414][T14102] [ 626.385730][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 626.392416][T14102] do_recvmmsg+0xbf/0x22c0 [ 626.396820][T14102] do_recvmmsg+0xbf/0x22c0 [ 626.510700][T14102] not chained 640000 origins [ 626.515345][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 626.524025][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.534096][T14102] Call Trace: [ 626.537419][T14102] dump_stack+0x21c/0x280 [ 626.541772][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 626.547510][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 626.553117][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 626.559227][T14102] ? kmsan_get_metadata+0x116/0x180 [ 626.564440][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 626.570290][T14102] ? kmsan_get_metadata+0x116/0x180 [ 626.575503][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 626.581329][T14102] ? kmsan_get_metadata+0x116/0x180 [ 626.586569][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 626.592162][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 626.598246][T14102] ? _copy_from_user+0x201/0x310 [ 626.603200][T14102] ? kmsan_get_metadata+0x116/0x180 [ 626.608494][T14102] __msan_chain_origin+0x50/0x90 [ 626.613454][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.618590][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.623545][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.628098][T14102] ? kmsan_get_metadata+0x116/0x180 [ 626.633311][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 626.639235][T14102] ? kmsan_get_metadata+0x116/0x180 [ 626.644447][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 626.650094][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 626.655424][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 626.660194][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 626.664970][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.669669][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.675768][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.681943][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.687157][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.692021][T14102] do_SYSENTER_32+0x73/0x90 [ 626.696536][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.702866][T14102] RIP: 0023:0xf7ff9549 [ 626.706956][T14102] Code: Bad RIP value. [ 626.711027][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 626.719465][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 626.727446][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 626.735453][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 626.743431][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 626.751410][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 626.759410][T14102] Uninit was stored to memory at: [ 626.764450][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.770183][T14102] __msan_chain_origin+0x50/0x90 [ 626.775130][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.780249][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.785192][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.789702][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.794382][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.800458][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.806615][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.811821][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.816677][T14102] do_SYSENTER_32+0x73/0x90 [ 626.821190][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.827506][T14102] [ 626.829829][T14102] Uninit was stored to memory at: [ 626.834864][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.840588][T14102] __msan_chain_origin+0x50/0x90 [ 626.845566][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.850717][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.855658][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.860166][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.864879][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.871042][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.877196][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.882402][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.887258][T14102] do_SYSENTER_32+0x73/0x90 [ 626.891766][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.898089][T14102] [ 626.900412][T14102] Uninit was stored to memory at: [ 626.905443][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.911164][T14102] __msan_chain_origin+0x50/0x90 [ 626.916108][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.921229][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.926170][T14102] do_recvmmsg+0xdbb/0x22c0 [ 626.930679][T14102] __sys_recvmmsg+0x5dd/0x610 [ 626.935379][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 626.941449][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 626.947631][T14102] __do_fast_syscall_32+0x2af/0x480 [ 626.952837][T14102] do_fast_syscall_32+0x6b/0xd0 [ 626.957693][T14102] do_SYSENTER_32+0x73/0x90 [ 626.962204][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 626.968517][T14102] [ 626.970841][T14102] Uninit was stored to memory at: [ 626.975874][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 626.981601][T14102] __msan_chain_origin+0x50/0x90 [ 626.986571][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 626.991689][T14102] get_compat_msghdr+0x108/0x2b0 [ 626.996628][T14102] do_recvmmsg+0xdbb/0x22c0 [ 627.001134][T14102] __sys_recvmmsg+0x5dd/0x610 [ 627.005818][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 627.011987][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 627.018146][T14102] __do_fast_syscall_32+0x2af/0x480 [ 627.023350][T14102] do_fast_syscall_32+0x6b/0xd0 [ 627.028322][T14102] do_SYSENTER_32+0x73/0x90 [ 627.032835][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 627.039235][T14102] [ 627.041560][T14102] Uninit was stored to memory at: [ 627.046593][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 627.052317][T14102] __msan_chain_origin+0x50/0x90 [ 627.057260][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 627.062373][T14102] get_compat_msghdr+0x108/0x2b0 [ 627.067314][T14102] do_recvmmsg+0xdbb/0x22c0 [ 627.071825][T14102] __sys_recvmmsg+0x5dd/0x610 [ 627.076510][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 627.082582][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 627.088757][T14102] __do_fast_syscall_32+0x2af/0x480 [ 627.093984][T14102] do_fast_syscall_32+0x6b/0xd0 [ 627.098838][T14102] do_SYSENTER_32+0x73/0x90 [ 627.103350][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 627.109664][T14102] [ 627.111985][T14102] Uninit was stored to memory at: [ 627.117019][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 627.122744][T14102] __msan_chain_origin+0x50/0x90 [ 627.127697][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 627.132816][T14102] get_compat_msghdr+0x108/0x2b0 [ 627.137755][T14102] do_recvmmsg+0xdbb/0x22c0 [ 627.142274][T14102] __sys_recvmmsg+0x5dd/0x610 [ 627.146961][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 627.153037][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 627.159196][T14102] __do_fast_syscall_32+0x2af/0x480 [ 627.164396][T14102] do_fast_syscall_32+0x6b/0xd0 [ 627.169338][T14102] do_SYSENTER_32+0x73/0x90 [ 627.173865][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 627.180182][T14102] [ 627.182509][T14102] Uninit was stored to memory at: [ 627.187544][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 627.193267][T14102] __msan_chain_origin+0x50/0x90 [ 627.198212][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 627.203350][T14102] get_compat_msghdr+0x108/0x2b0 [ 627.208290][T14102] do_recvmmsg+0xdbb/0x22c0 [ 627.212794][T14102] __sys_recvmmsg+0x5dd/0x610 [ 627.217477][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 627.223546][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 627.229716][T14102] __do_fast_syscall_32+0x2af/0x480 [ 627.234920][T14102] do_fast_syscall_32+0x6b/0xd0 [ 627.239795][T14102] do_SYSENTER_32+0x73/0x90 [ 627.244309][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 627.250637][T14102] [ 627.252963][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 627.259763][T14102] do_recvmmsg+0xbf/0x22c0 [ 627.264187][T14102] do_recvmmsg+0xbf/0x22c0 [ 627.571178][T14116] not chained 650000 origins [ 627.575820][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 627.584494][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.594579][T14116] Call Trace: [ 627.597883][T14116] dump_stack+0x21c/0x280 [ 627.602228][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 627.607959][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 627.613516][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 627.619598][T14116] ? kmsan_get_metadata+0x116/0x180 [ 627.624807][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 627.630624][T14116] ? kmsan_get_metadata+0x116/0x180 [ 627.635839][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 627.641667][T14116] ? kmsan_get_metadata+0x116/0x180 [ 627.646906][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 627.652739][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 627.658855][T14116] ? _copy_from_user+0x201/0x310 [ 627.663804][T14116] ? kmsan_get_metadata+0x116/0x180 [ 627.669016][T14116] __msan_chain_origin+0x50/0x90 [ 627.673970][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 627.679111][T14116] get_compat_msghdr+0x108/0x2b0 [ 627.684072][T14116] do_recvmmsg+0xdbb/0x22c0 [ 627.688595][T14116] ? update_misfit_status+0x2c/0xc30 [ 627.693896][T14116] ? kmsan_get_metadata+0x116/0x180 [ 627.699118][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 627.705028][T14116] ? kmsan_get_metadata+0x116/0x180 [ 627.710238][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 627.715881][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 627.721179][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 627.725951][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 627.730725][T14116] __sys_recvmmsg+0x5dd/0x610 [ 627.735423][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 627.741511][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 627.747679][T14116] __do_fast_syscall_32+0x2af/0x480 [ 627.752894][T14116] do_fast_syscall_32+0x6b/0xd0 [ 627.757751][T14116] do_SYSENTER_32+0x73/0x90 [ 627.762264][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 627.768593][T14116] RIP: 0023:0xf7ff9549 [ 627.772652][T14116] Code: Bad RIP value. [ 627.776714][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 627.785157][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 627.793152][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 627.801152][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 627.809128][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 627.817097][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 627.825105][T14116] Uninit was stored to memory at: [ 627.830171][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 627.835904][T14116] __msan_chain_origin+0x50/0x90 [ 627.840849][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 627.845968][T14116] get_compat_msghdr+0x108/0x2b0 [ 627.850910][T14116] do_recvmmsg+0xdbb/0x22c0 [ 627.855417][T14116] __sys_recvmmsg+0x5dd/0x610 [ 627.860103][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 627.866264][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 627.872422][T14116] __do_fast_syscall_32+0x2af/0x480 [ 627.877626][T14116] do_fast_syscall_32+0x6b/0xd0 [ 627.882480][T14116] do_SYSENTER_32+0x73/0x90 [ 627.886991][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 627.893310][T14116] [ 627.895635][T14116] Uninit was stored to memory at: [ 627.900695][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 627.906420][T14116] __msan_chain_origin+0x50/0x90 [ 627.911365][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 627.916479][T14116] get_compat_msghdr+0x108/0x2b0 [ 627.921511][T14116] do_recvmmsg+0xdbb/0x22c0 [ 627.926030][T14116] __sys_recvmmsg+0x5dd/0x610 [ 627.930713][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 627.936786][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 627.942952][T14116] __do_fast_syscall_32+0x2af/0x480 [ 627.948158][T14116] do_fast_syscall_32+0x6b/0xd0 [ 627.953012][T14116] do_SYSENTER_32+0x73/0x90 [ 627.957520][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 627.963835][T14116] [ 627.966159][T14116] Uninit was stored to memory at: [ 627.971192][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 627.976911][T14116] __msan_chain_origin+0x50/0x90 [ 627.981858][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 627.986976][T14116] get_compat_msghdr+0x108/0x2b0 [ 627.991916][T14116] do_recvmmsg+0xdbb/0x22c0 [ 627.996422][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.001113][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.007196][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.013353][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.018558][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.023415][T14116] do_SYSENTER_32+0x73/0x90 [ 628.027926][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.034241][T14116] [ 628.036562][T14116] Uninit was stored to memory at: [ 628.041595][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 628.047318][T14116] __msan_chain_origin+0x50/0x90 [ 628.052287][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.057401][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.062344][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.066849][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.071709][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.077795][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.083975][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.089180][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.094036][T14116] do_SYSENTER_32+0x73/0x90 [ 628.098562][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.104876][T14116] [ 628.107204][T14116] Uninit was stored to memory at: [ 628.112271][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 628.118022][T14116] __msan_chain_origin+0x50/0x90 [ 628.122967][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.128080][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.133017][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.137523][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.142207][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.148278][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.154433][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.159635][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.164490][T14116] do_SYSENTER_32+0x73/0x90 [ 628.169000][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.175318][T14116] [ 628.177641][T14116] Uninit was stored to memory at: [ 628.183365][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 628.189177][T14116] __msan_chain_origin+0x50/0x90 [ 628.194120][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.199266][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.204233][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.208739][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.213423][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.219495][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.225676][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.230883][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.235743][T14116] do_SYSENTER_32+0x73/0x90 [ 628.240275][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.246710][T14116] [ 628.249038][T14116] Uninit was stored to memory at: [ 628.254070][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 628.259899][T14116] __msan_chain_origin+0x50/0x90 [ 628.264845][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.269962][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.274916][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.279424][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.284112][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.290192][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.296351][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.301558][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.306424][T14116] do_SYSENTER_32+0x73/0x90 [ 628.310950][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.317271][T14116] [ 628.319594][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 628.326277][T14116] do_recvmmsg+0xbf/0x22c0 [ 628.330693][T14116] do_recvmmsg+0xbf/0x22c0 [ 628.539937][T14116] not chained 660000 origins [ 628.544572][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 628.553246][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.563328][T14116] Call Trace: [ 628.566629][T14116] dump_stack+0x21c/0x280 [ 628.570976][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 628.576704][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 628.582263][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 628.588344][T14116] ? kmsan_get_metadata+0x116/0x180 [ 628.593550][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 628.599371][T14116] ? kmsan_get_metadata+0x116/0x180 [ 628.604579][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 628.610395][T14116] ? kmsan_get_metadata+0x116/0x180 [ 628.615601][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 628.621184][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 628.627257][T14116] ? _copy_from_user+0x201/0x310 [ 628.632202][T14116] ? kmsan_get_metadata+0x116/0x180 [ 628.637417][T14116] __msan_chain_origin+0x50/0x90 [ 628.642364][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.647496][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.652444][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.656961][T14116] ? update_misfit_status+0x2c/0xc30 [ 628.662269][T14116] ? kmsan_get_metadata+0x116/0x180 [ 628.667480][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 628.673471][T14116] ? kmsan_get_metadata+0x116/0x180 [ 628.678677][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 628.684320][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 628.689703][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 628.694476][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 628.699249][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.703948][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.710070][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.716235][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.721455][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.726313][T14116] do_SYSENTER_32+0x73/0x90 [ 628.730831][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.737157][T14116] RIP: 0023:0xf7ff9549 [ 628.741216][T14116] Code: Bad RIP value. [ 628.745289][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 628.753704][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 628.761676][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 628.769652][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 628.777857][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 628.785848][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 628.793827][T14116] Uninit was stored to memory at: [ 628.798861][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 628.804584][T14116] __msan_chain_origin+0x50/0x90 [ 628.809530][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.814648][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.819620][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.824166][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.828848][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.834919][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.841075][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.846276][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.851126][T14116] do_SYSENTER_32+0x73/0x90 [ 628.855634][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.861949][T14116] [ 628.864273][T14116] Uninit was stored to memory at: [ 628.869306][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 628.875026][T14116] __msan_chain_origin+0x50/0x90 [ 628.879969][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.885079][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.890113][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.894623][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.899306][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.905374][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.911529][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.916726][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.921585][T14116] do_SYSENTER_32+0x73/0x90 [ 628.926099][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 628.932413][T14116] [ 628.934737][T14116] Uninit was stored to memory at: [ 628.939766][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 628.945478][T14116] __msan_chain_origin+0x50/0x90 [ 628.950415][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 628.955525][T14116] get_compat_msghdr+0x108/0x2b0 [ 628.960486][T14116] do_recvmmsg+0xdbb/0x22c0 [ 628.964988][T14116] __sys_recvmmsg+0x5dd/0x610 [ 628.969685][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 628.975857][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 628.982018][T14116] __do_fast_syscall_32+0x2af/0x480 [ 628.987228][T14116] do_fast_syscall_32+0x6b/0xd0 [ 628.992082][T14116] do_SYSENTER_32+0x73/0x90 [ 628.996720][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.003037][T14116] [ 629.005363][T14116] Uninit was stored to memory at: [ 629.010399][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 629.016121][T14116] __msan_chain_origin+0x50/0x90 [ 629.021064][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 629.026182][T14116] get_compat_msghdr+0x108/0x2b0 [ 629.031154][T14116] do_recvmmsg+0xdbb/0x22c0 [ 629.035663][T14116] __sys_recvmmsg+0x5dd/0x610 [ 629.040344][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.046409][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.052564][T14116] __do_fast_syscall_32+0x2af/0x480 [ 629.057764][T14116] do_fast_syscall_32+0x6b/0xd0 [ 629.062641][T14116] do_SYSENTER_32+0x73/0x90 [ 629.067168][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.073482][T14116] [ 629.075802][T14116] Uninit was stored to memory at: [ 629.080833][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 629.086552][T14116] __msan_chain_origin+0x50/0x90 [ 629.091527][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 629.096644][T14116] get_compat_msghdr+0x108/0x2b0 [ 629.101581][T14116] do_recvmmsg+0xdbb/0x22c0 [ 629.106081][T14116] __sys_recvmmsg+0x5dd/0x610 [ 629.110761][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.116846][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.123020][T14116] __do_fast_syscall_32+0x2af/0x480 [ 629.128218][T14116] do_fast_syscall_32+0x6b/0xd0 [ 629.133069][T14116] do_SYSENTER_32+0x73/0x90 [ 629.134414][T14102] not chained 670000 origins [ 629.137574][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.142149][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 629.148452][T14116] [ 629.157115][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.159417][T14116] Uninit was stored to memory at: [ 629.169447][T14102] Call Trace: [ 629.174570][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 629.177836][T14102] dump_stack+0x21c/0x280 [ 629.183548][T14116] __msan_chain_origin+0x50/0x90 [ 629.187867][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 629.192781][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 629.198489][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 629.203575][T14116] get_compat_msghdr+0x108/0x2b0 [ 629.209110][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 629.214030][T14116] do_recvmmsg+0xdbb/0x22c0 [ 629.220103][T14102] ? kmsan_get_metadata+0x116/0x180 [ 629.224708][T14116] __sys_recvmmsg+0x5dd/0x610 [ 629.229890][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 629.234542][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.240338][T14102] ? kmsan_get_metadata+0x116/0x180 [ 629.246382][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.251556][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 629.257685][T14116] __do_fast_syscall_32+0x2af/0x480 [ 629.263479][T14102] ? kmsan_get_metadata+0x116/0x180 [ 629.268660][T14116] do_fast_syscall_32+0x6b/0xd0 [ 629.273836][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 629.278686][T14116] do_SYSENTER_32+0x73/0x90 [ 629.284215][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 629.288720][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.294766][T14102] ? _copy_from_user+0x201/0x310 [ 629.301055][T14116] [ 629.305995][T14102] ? kmsan_get_metadata+0x116/0x180 [ 629.308314][T14116] Uninit was stored to memory at: [ 629.313510][T14102] __msan_chain_origin+0x50/0x90 [ 629.318508][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 629.323423][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.329121][T14116] __msan_chain_origin+0x50/0x90 [ 629.334305][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.339209][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 629.344121][T14102] do_recvmmsg+0xdbb/0x22c0 [ 629.349208][T14116] get_compat_msghdr+0x108/0x2b0 [ 629.353698][T14102] ? kmsan_get_metadata+0x116/0x180 [ 629.358608][T14116] do_recvmmsg+0xdbb/0x22c0 [ 629.363807][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 629.368284][T14116] __sys_recvmmsg+0x5dd/0x610 [ 629.374159][T14102] ? kmsan_get_metadata+0x116/0x180 [ 629.378814][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.384017][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 629.390082][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.395721][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 629.401857][T14116] __do_fast_syscall_32+0x2af/0x480 [ 629.407149][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 629.412329][T14116] do_fast_syscall_32+0x6b/0xd0 [ 629.417265][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 629.422204][T14116] do_SYSENTER_32+0x73/0x90 [ 629.426938][T14102] __sys_recvmmsg+0x5dd/0x610 [ 629.431413][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.436093][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.442379][T14116] [ 629.448443][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.450742][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 629.456903][T14102] __do_fast_syscall_32+0x2af/0x480 [ 629.463552][T14116] do_recvmmsg+0xbf/0x22c0 [ 629.468730][T14102] do_fast_syscall_32+0x6b/0xd0 [ 629.473117][T14116] do_recvmmsg+0xbf/0x22c0 [ 629.477946][T14102] do_SYSENTER_32+0x73/0x90 [ 629.486842][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.493177][T14102] RIP: 0023:0xf7ff9549 [ 629.497241][T14102] Code: Bad RIP value. [ 629.501316][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 629.509749][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 629.517718][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 629.525691][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 629.533899][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 629.541873][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 629.549850][T14102] Uninit was stored to memory at: [ 629.554886][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 629.560611][T14102] __msan_chain_origin+0x50/0x90 [ 629.565579][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.570700][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.575641][T14102] do_recvmmsg+0xdbb/0x22c0 [ 629.580157][T14102] __sys_recvmmsg+0x5dd/0x610 [ 629.584844][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.590914][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.597074][T14102] __do_fast_syscall_32+0x2af/0x480 [ 629.602274][T14102] do_fast_syscall_32+0x6b/0xd0 [ 629.607125][T14102] do_SYSENTER_32+0x73/0x90 [ 629.611631][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.617941][T14102] [ 629.620261][T14102] Uninit was stored to memory at: [ 629.625289][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 629.631009][T14102] __msan_chain_origin+0x50/0x90 [ 629.635959][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.641068][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.646002][T14102] do_recvmmsg+0xdbb/0x22c0 [ 629.650501][T14102] __sys_recvmmsg+0x5dd/0x610 [ 629.655179][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.661248][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.667403][T14102] __do_fast_syscall_32+0x2af/0x480 [ 629.672627][T14102] do_fast_syscall_32+0x6b/0xd0 [ 629.677501][T14102] do_SYSENTER_32+0x73/0x90 [ 629.682032][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.688431][T14102] [ 629.690751][T14102] Uninit was stored to memory at: [ 629.695779][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 629.701500][T14102] __msan_chain_origin+0x50/0x90 [ 629.706465][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.711577][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.716515][T14102] do_recvmmsg+0xdbb/0x22c0 [ 629.721019][T14102] __sys_recvmmsg+0x5dd/0x610 [ 629.725699][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.731769][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.737925][T14102] __do_fast_syscall_32+0x2af/0x480 [ 629.743124][T14102] do_fast_syscall_32+0x6b/0xd0 [ 629.747979][T14102] do_SYSENTER_32+0x73/0x90 [ 629.752480][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.758794][T14102] [ 629.761118][T14102] Uninit was stored to memory at: [ 629.766158][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 629.771879][T14102] __msan_chain_origin+0x50/0x90 [ 629.776820][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.781955][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.786895][T14102] do_recvmmsg+0xdbb/0x22c0 [ 629.791399][T14102] __sys_recvmmsg+0x5dd/0x610 [ 629.796076][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.802149][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.808309][T14102] __do_fast_syscall_32+0x2af/0x480 [ 629.813513][T14102] do_fast_syscall_32+0x6b/0xd0 [ 629.818361][T14102] do_SYSENTER_32+0x73/0x90 [ 629.822872][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.829182][T14102] [ 629.831507][T14102] Uninit was stored to memory at: [ 629.836547][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 629.842269][T14102] __msan_chain_origin+0x50/0x90 [ 629.847213][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.852314][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.857239][T14102] do_recvmmsg+0xdbb/0x22c0 [ 629.861731][T14102] __sys_recvmmsg+0x5dd/0x610 [ 629.866400][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.872461][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.878695][T14102] __do_fast_syscall_32+0x2af/0x480 [ 629.883885][T14102] do_fast_syscall_32+0x6b/0xd0 [ 629.888727][T14102] do_SYSENTER_32+0x73/0x90 [ 629.893223][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.899530][T14102] [ 629.901845][T14102] Uninit was stored to memory at: [ 629.906862][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 629.912568][T14102] __msan_chain_origin+0x50/0x90 [ 629.917495][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.922596][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.927522][T14102] do_recvmmsg+0xdbb/0x22c0 [ 629.932008][T14102] __sys_recvmmsg+0x5dd/0x610 [ 629.936688][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 629.942743][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 629.948882][T14102] __do_fast_syscall_32+0x2af/0x480 [ 629.954080][T14102] do_fast_syscall_32+0x6b/0xd0 [ 629.958924][T14102] do_SYSENTER_32+0x73/0x90 [ 629.963416][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 629.969723][T14102] [ 629.972053][T14102] Uninit was stored to memory at: [ 629.977154][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 629.982862][T14102] __msan_chain_origin+0x50/0x90 [ 629.987788][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 629.992888][T14102] get_compat_msghdr+0x108/0x2b0 [ 629.997814][T14102] do_recvmmsg+0xdbb/0x22c0 [ 630.002306][T14102] __sys_recvmmsg+0x5dd/0x610 [ 630.006972][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.013032][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.019175][T14102] __do_fast_syscall_32+0x2af/0x480 [ 630.024379][T14102] do_fast_syscall_32+0x6b/0xd0 [ 630.029229][T14102] do_SYSENTER_32+0x73/0x90 [ 630.033752][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.040057][T14102] [ 630.042369][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 630.049029][T14102] do_recvmmsg+0xbf/0x22c0 [ 630.053534][T14102] do_recvmmsg+0xbf/0x22c0 [ 630.313133][T14116] not chained 680000 origins [ 630.317784][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 630.326448][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.336505][T14116] Call Trace: [ 630.339808][T14116] dump_stack+0x21c/0x280 [ 630.344144][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 630.349885][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 630.355440][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 630.361526][T14116] ? kmsan_get_metadata+0x116/0x180 [ 630.366761][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 630.372588][T14116] ? kmsan_get_metadata+0x116/0x180 [ 630.377803][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 630.383616][T14116] ? kmsan_get_metadata+0x116/0x180 [ 630.388824][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 630.394382][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 630.400498][T14116] ? _copy_from_user+0x201/0x310 [ 630.405448][T14116] ? kmsan_get_metadata+0x116/0x180 [ 630.410666][T14116] __msan_chain_origin+0x50/0x90 [ 630.415623][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 630.420755][T14116] get_compat_msghdr+0x108/0x2b0 [ 630.425692][T14116] do_recvmmsg+0xdbb/0x22c0 [ 630.430190][T14116] ? update_misfit_status+0x2c/0xc30 [ 630.435573][T14116] ? kmsan_get_metadata+0x116/0x180 [ 630.440769][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 630.446671][T14116] ? kmsan_get_metadata+0x116/0x180 [ 630.451873][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 630.457531][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 630.462812][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 630.467587][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 630.472460][T14116] __sys_recvmmsg+0x5dd/0x610 [ 630.477155][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.483227][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.489381][T14116] __do_fast_syscall_32+0x2af/0x480 [ 630.494582][T14116] do_fast_syscall_32+0x6b/0xd0 [ 630.499429][T14116] do_SYSENTER_32+0x73/0x90 [ 630.503942][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.510258][T14116] RIP: 0023:0xf7ff9549 [ 630.514308][T14116] Code: Bad RIP value. [ 630.518361][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 630.526775][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 630.534736][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 630.542696][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 630.550654][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 630.558618][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 630.566593][T14116] Uninit was stored to memory at: [ 630.571621][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 630.577347][T14116] __msan_chain_origin+0x50/0x90 [ 630.582471][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 630.587571][T14116] get_compat_msghdr+0x108/0x2b0 [ 630.592495][T14116] do_recvmmsg+0xdbb/0x22c0 [ 630.596986][T14116] __sys_recvmmsg+0x5dd/0x610 [ 630.601651][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.607710][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.613851][T14116] __do_fast_syscall_32+0x2af/0x480 [ 630.619040][T14116] do_fast_syscall_32+0x6b/0xd0 [ 630.623881][T14116] do_SYSENTER_32+0x73/0x90 [ 630.628391][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.634792][T14116] [ 630.637114][T14116] Uninit was stored to memory at: [ 630.642140][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 630.647846][T14116] __msan_chain_origin+0x50/0x90 [ 630.652770][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 630.657868][T14116] get_compat_msghdr+0x108/0x2b0 [ 630.662796][T14116] do_recvmmsg+0xdbb/0x22c0 [ 630.667286][T14116] __sys_recvmmsg+0x5dd/0x610 [ 630.671953][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.678034][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.684192][T14116] __do_fast_syscall_32+0x2af/0x480 [ 630.689384][T14116] do_fast_syscall_32+0x6b/0xd0 [ 630.694227][T14116] do_SYSENTER_32+0x73/0x90 [ 630.698724][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.705034][T14116] [ 630.707350][T14116] Uninit was stored to memory at: [ 630.712363][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 630.718074][T14116] __msan_chain_origin+0x50/0x90 [ 630.723089][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 630.728189][T14116] get_compat_msghdr+0x108/0x2b0 [ 630.733115][T14116] do_recvmmsg+0xdbb/0x22c0 [ 630.737606][T14116] __sys_recvmmsg+0x5dd/0x610 [ 630.742274][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.748343][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.754484][T14116] __do_fast_syscall_32+0x2af/0x480 [ 630.759671][T14116] do_fast_syscall_32+0x6b/0xd0 [ 630.764510][T14116] do_SYSENTER_32+0x73/0x90 [ 630.769019][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.775326][T14116] [ 630.777640][T14116] Uninit was stored to memory at: [ 630.782659][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 630.788371][T14116] __msan_chain_origin+0x50/0x90 [ 630.793299][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 630.798400][T14116] get_compat_msghdr+0x108/0x2b0 [ 630.803327][T14116] do_recvmmsg+0xdbb/0x22c0 [ 630.807827][T14116] __sys_recvmmsg+0x5dd/0x610 [ 630.812498][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.818553][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.824698][T14116] __do_fast_syscall_32+0x2af/0x480 [ 630.829886][T14116] do_fast_syscall_32+0x6b/0xd0 [ 630.834745][T14116] do_SYSENTER_32+0x73/0x90 [ 630.839239][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.845543][T14116] [ 630.847858][T14116] Uninit was stored to memory at: [ 630.852874][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 630.858581][T14116] __msan_chain_origin+0x50/0x90 [ 630.863856][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 630.868958][T14116] get_compat_msghdr+0x108/0x2b0 [ 630.873906][T14116] do_recvmmsg+0xdbb/0x22c0 [ 630.878400][T14116] __sys_recvmmsg+0x5dd/0x610 [ 630.883074][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.889131][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.895274][T14116] __do_fast_syscall_32+0x2af/0x480 [ 630.900468][T14116] do_fast_syscall_32+0x6b/0xd0 [ 630.905309][T14116] do_SYSENTER_32+0x73/0x90 [ 630.909823][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.916130][T14116] [ 630.918445][T14116] Uninit was stored to memory at: [ 630.923495][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 630.929218][T14116] __msan_chain_origin+0x50/0x90 [ 630.934147][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 630.939247][T14116] get_compat_msghdr+0x108/0x2b0 [ 630.944172][T14116] do_recvmmsg+0xdbb/0x22c0 [ 630.948665][T14116] __sys_recvmmsg+0x5dd/0x610 [ 630.953348][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 630.959416][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 630.965566][T14116] __do_fast_syscall_32+0x2af/0x480 [ 630.970754][T14116] do_fast_syscall_32+0x6b/0xd0 [ 630.975595][T14116] do_SYSENTER_32+0x73/0x90 [ 630.980090][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 630.986408][T14116] [ 630.988730][T14116] Uninit was stored to memory at: [ 630.993771][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 630.999511][T14116] __msan_chain_origin+0x50/0x90 [ 631.004444][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 631.009547][T14116] get_compat_msghdr+0x108/0x2b0 [ 631.014501][T14116] do_recvmmsg+0xdbb/0x22c0 [ 631.019004][T14116] __sys_recvmmsg+0x5dd/0x610 [ 631.023673][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 631.029732][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 631.035874][T14116] __do_fast_syscall_32+0x2af/0x480 [ 631.041067][T14116] do_fast_syscall_32+0x6b/0xd0 [ 631.046170][T14116] do_SYSENTER_32+0x73/0x90 [ 631.050665][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 631.056972][T14116] [ 631.059287][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 631.065967][T14116] do_recvmmsg+0xbf/0x22c0 [ 631.070376][T14116] do_recvmmsg+0xbf/0x22c0 [ 631.995570][T14102] not chained 690000 origins [ 632.000230][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 632.008922][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.018978][T14102] Call Trace: [ 632.022288][T14102] dump_stack+0x21c/0x280 [ 632.026639][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 632.032368][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 632.037928][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 632.044106][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.049319][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 632.055131][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.060344][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 632.066166][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.071376][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 632.076934][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 632.083023][T14102] ? _copy_from_user+0x201/0x310 [ 632.088002][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.093206][T14102] __msan_chain_origin+0x50/0x90 [ 632.098156][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.103292][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.108247][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.112859][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.118070][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 632.123976][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.129182][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 632.134848][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 632.140139][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 632.144940][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 632.149709][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.154408][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.160492][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.166655][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.171876][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.176738][T14102] do_SYSENTER_32+0x73/0x90 [ 632.181247][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.187579][T14102] RIP: 0023:0xf7ff9549 [ 632.191642][T14102] Code: Bad RIP value. [ 632.195704][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 632.204126][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 632.212114][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 632.220086][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 632.228059][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 632.236034][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 632.244028][T14102] Uninit was stored to memory at: [ 632.249064][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 632.254809][T14102] __msan_chain_origin+0x50/0x90 [ 632.259751][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.264867][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.269809][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.274343][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.279035][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.285114][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.291283][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.296493][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.301348][T14102] do_SYSENTER_32+0x73/0x90 [ 632.305855][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.312173][T14102] [ 632.314494][T14102] Uninit was stored to memory at: [ 632.319525][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 632.325341][T14102] __msan_chain_origin+0x50/0x90 [ 632.330294][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.335408][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.340354][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.344858][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.349541][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.355613][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.361778][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.366995][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.371854][T14102] do_SYSENTER_32+0x73/0x90 [ 632.376367][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.382685][T14102] [ 632.385008][T14102] Uninit was stored to memory at: [ 632.390128][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 632.395848][T14102] __msan_chain_origin+0x50/0x90 [ 632.400789][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.405932][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.410880][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.415391][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.420077][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.426144][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.432306][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.437513][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.442371][T14102] do_SYSENTER_32+0x73/0x90 [ 632.446874][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.453188][T14102] [ 632.455519][T14102] Uninit was stored to memory at: [ 632.460552][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 632.466273][T14102] __msan_chain_origin+0x50/0x90 [ 632.471213][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.476329][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.481275][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.485805][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.490490][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.496562][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.502742][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.507946][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.512815][T14102] do_SYSENTER_32+0x73/0x90 [ 632.517319][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.523644][T14102] [ 632.525972][T14102] Uninit was stored to memory at: [ 632.531004][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 632.536720][T14102] __msan_chain_origin+0x50/0x90 [ 632.541653][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.546864][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.551809][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.556301][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.560971][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.567028][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.573188][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.578385][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.583230][T14102] do_SYSENTER_32+0x73/0x90 [ 632.587733][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.594053][T14102] [ 632.596367][T14102] Uninit was stored to memory at: [ 632.601385][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 632.607098][T14102] __msan_chain_origin+0x50/0x90 [ 632.612029][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.617132][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.622059][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.626565][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.631227][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.637379][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.643522][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.648723][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.653562][T14102] do_SYSENTER_32+0x73/0x90 [ 632.658055][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.664362][T14102] [ 632.666678][T14102] Uninit was stored to memory at: [ 632.671698][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 632.677412][T14102] __msan_chain_origin+0x50/0x90 [ 632.682347][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.687481][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.692426][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.696920][T14102] __sys_recvmmsg+0x5dd/0x610 [ 632.701607][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 632.707675][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 632.713851][T14102] __do_fast_syscall_32+0x2af/0x480 [ 632.719050][T14102] do_fast_syscall_32+0x6b/0xd0 [ 632.723893][T14102] do_SYSENTER_32+0x73/0x90 [ 632.728392][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 632.734704][T14102] [ 632.737023][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 632.743774][T14102] do_recvmmsg+0xbf/0x22c0 [ 632.748194][T14102] do_recvmmsg+0xbf/0x22c0 [ 632.847602][T14102] not chained 700000 origins [ 632.852228][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 632.860894][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.870944][T14102] Call Trace: [ 632.874242][T14102] dump_stack+0x21c/0x280 [ 632.878574][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 632.884289][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 632.889838][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 632.895925][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.901145][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 632.906952][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.912149][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 632.917949][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.923140][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 632.928683][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 632.934743][T14102] ? _copy_from_user+0x201/0x310 [ 632.939675][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.944865][T14102] __msan_chain_origin+0x50/0x90 [ 632.949800][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 632.954941][T14102] get_compat_msghdr+0x108/0x2b0 [ 632.959877][T14102] do_recvmmsg+0xdbb/0x22c0 [ 632.964408][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.969605][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 632.975497][T14102] ? kmsan_get_metadata+0x116/0x180 [ 632.980694][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 632.986325][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 632.991607][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 632.996365][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 633.001127][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.005816][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.011890][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.018043][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.023259][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.028106][T14102] do_SYSENTER_32+0x73/0x90 [ 633.032649][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.038965][T14102] RIP: 0023:0xf7ff9549 [ 633.043015][T14102] Code: Bad RIP value. [ 633.047076][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 633.055475][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 633.063438][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 633.071401][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 633.079368][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 633.087334][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 633.095308][T14102] Uninit was stored to memory at: [ 633.100337][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 633.106048][T14102] __msan_chain_origin+0x50/0x90 [ 633.110992][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 633.116093][T14102] get_compat_msghdr+0x108/0x2b0 [ 633.121019][T14102] do_recvmmsg+0xdbb/0x22c0 [ 633.125511][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.130179][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.136235][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.142393][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.147582][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.152423][T14102] do_SYSENTER_32+0x73/0x90 [ 633.156916][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.163225][T14102] [ 633.165537][T14102] Uninit was stored to memory at: [ 633.170557][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 633.176294][T14102] __msan_chain_origin+0x50/0x90 [ 633.181224][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 633.186339][T14102] get_compat_msghdr+0x108/0x2b0 [ 633.191269][T14102] do_recvmmsg+0xdbb/0x22c0 [ 633.195765][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.200442][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.206503][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.212653][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.217950][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.222809][T14102] do_SYSENTER_32+0x73/0x90 [ 633.227301][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.233605][T14102] [ 633.235918][T14102] Uninit was stored to memory at: [ 633.240949][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 633.246657][T14102] __msan_chain_origin+0x50/0x90 [ 633.251583][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 633.256680][T14102] get_compat_msghdr+0x108/0x2b0 [ 633.261613][T14102] do_recvmmsg+0xdbb/0x22c0 [ 633.266106][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.270777][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.276838][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.282986][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.288178][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.293021][T14102] do_SYSENTER_32+0x73/0x90 [ 633.297541][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.303849][T14102] [ 633.306165][T14102] Uninit was stored to memory at: [ 633.311182][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 633.316907][T14102] __msan_chain_origin+0x50/0x90 [ 633.321854][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 633.326957][T14102] get_compat_msghdr+0x108/0x2b0 [ 633.331897][T14102] do_recvmmsg+0xdbb/0x22c0 [ 633.336388][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.341069][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.347126][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.353268][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.358459][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.363301][T14102] do_SYSENTER_32+0x73/0x90 [ 633.367797][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.374106][T14102] [ 633.376443][T14102] Uninit was stored to memory at: [ 633.381464][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 633.387202][T14102] __msan_chain_origin+0x50/0x90 [ 633.392136][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 633.397241][T14102] get_compat_msghdr+0x108/0x2b0 [ 633.402172][T14102] do_recvmmsg+0xdbb/0x22c0 [ 633.406669][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.411359][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.417421][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.423568][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.428800][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.433692][T14102] do_SYSENTER_32+0x73/0x90 [ 633.438201][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.444509][T14102] [ 633.446823][T14102] Uninit was stored to memory at: [ 633.451927][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 633.457638][T14102] __msan_chain_origin+0x50/0x90 [ 633.462572][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 633.467680][T14102] get_compat_msghdr+0x108/0x2b0 [ 633.472613][T14102] do_recvmmsg+0xdbb/0x22c0 [ 633.477109][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.481781][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.487844][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.493992][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.499185][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.504032][T14102] do_SYSENTER_32+0x73/0x90 [ 633.508646][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.514955][T14102] [ 633.517293][T14102] Uninit was stored to memory at: [ 633.522325][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 633.528051][T14102] __msan_chain_origin+0x50/0x90 [ 633.532987][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 633.538094][T14102] get_compat_msghdr+0x108/0x2b0 [ 633.543041][T14102] do_recvmmsg+0xdbb/0x22c0 [ 633.547538][T14102] __sys_recvmmsg+0x5dd/0x610 [ 633.552226][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.558289][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.564441][T14102] __do_fast_syscall_32+0x2af/0x480 [ 633.569634][T14102] do_fast_syscall_32+0x6b/0xd0 [ 633.574497][T14102] do_SYSENTER_32+0x73/0x90 [ 633.578997][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.585353][T14102] [ 633.587673][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 633.594361][T14102] do_recvmmsg+0xbf/0x22c0 [ 633.598771][T14102] do_recvmmsg+0xbf/0x22c0 [ 633.797912][T14116] not chained 710000 origins [ 633.802551][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 633.811226][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.821283][T14116] Call Trace: [ 633.824584][T14116] dump_stack+0x21c/0x280 [ 633.828961][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 633.834690][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 633.840257][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 633.846356][T14116] ? kmsan_get_metadata+0x116/0x180 [ 633.851590][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 633.857412][T14116] ? kmsan_get_metadata+0x116/0x180 [ 633.862616][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 633.868435][T14116] ? kmsan_get_metadata+0x116/0x180 [ 633.873644][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 633.879205][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 633.885283][T14116] ? _copy_from_user+0x201/0x310 [ 633.890244][T14116] ? kmsan_get_metadata+0x116/0x180 [ 633.895452][T14116] __msan_chain_origin+0x50/0x90 [ 633.900405][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 633.905568][T14116] get_compat_msghdr+0x108/0x2b0 [ 633.910554][T14116] do_recvmmsg+0xdbb/0x22c0 [ 633.915071][T14116] ? update_misfit_status+0x2c/0xc30 [ 633.920375][T14116] ? kmsan_get_metadata+0x116/0x180 [ 633.925608][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 633.931510][T14116] ? kmsan_get_metadata+0x116/0x180 [ 633.936717][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 633.942383][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 633.947680][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 633.952449][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 633.957234][T14116] __sys_recvmmsg+0x5dd/0x610 [ 633.961951][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 633.968033][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 633.974205][T14116] __do_fast_syscall_32+0x2af/0x480 [ 633.979421][T14116] do_fast_syscall_32+0x6b/0xd0 [ 633.984283][T14116] do_SYSENTER_32+0x73/0x90 [ 633.988802][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 633.995217][T14116] RIP: 0023:0xf7ff9549 [ 633.999280][T14116] Code: Bad RIP value. [ 634.003347][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 634.011781][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 634.019761][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 634.027734][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 634.035710][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 634.043707][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 634.051688][T14116] Uninit was stored to memory at: [ 634.056726][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 634.062454][T14116] __msan_chain_origin+0x50/0x90 [ 634.067397][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 634.072515][T14116] get_compat_msghdr+0x108/0x2b0 [ 634.077459][T14116] do_recvmmsg+0xdbb/0x22c0 [ 634.081966][T14116] __sys_recvmmsg+0x5dd/0x610 [ 634.086647][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.092721][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.098883][T14116] __do_fast_syscall_32+0x2af/0x480 [ 634.104087][T14116] do_fast_syscall_32+0x6b/0xd0 [ 634.108948][T14116] do_SYSENTER_32+0x73/0x90 [ 634.113582][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.119899][T14116] [ 634.122225][T14116] Uninit was stored to memory at: [ 634.127266][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 634.132997][T14116] __msan_chain_origin+0x50/0x90 [ 634.137941][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 634.143075][T14116] get_compat_msghdr+0x108/0x2b0 [ 634.148026][T14116] do_recvmmsg+0xdbb/0x22c0 [ 634.152531][T14116] __sys_recvmmsg+0x5dd/0x610 [ 634.157212][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.163286][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.169445][T14116] __do_fast_syscall_32+0x2af/0x480 [ 634.174652][T14116] do_fast_syscall_32+0x6b/0xd0 [ 634.179505][T14116] do_SYSENTER_32+0x73/0x90 [ 634.184015][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.190329][T14116] [ 634.192653][T14116] Uninit was stored to memory at: [ 634.197682][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 634.203410][T14116] __msan_chain_origin+0x50/0x90 [ 634.208356][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 634.213473][T14116] get_compat_msghdr+0x108/0x2b0 [ 634.218440][T14116] do_recvmmsg+0xdbb/0x22c0 [ 634.222943][T14116] __sys_recvmmsg+0x5dd/0x610 [ 634.227626][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.233698][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.239859][T14116] __do_fast_syscall_32+0x2af/0x480 [ 634.245116][T14116] do_fast_syscall_32+0x6b/0xd0 [ 634.249986][T14116] do_SYSENTER_32+0x73/0x90 [ 634.254510][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.260914][T14116] [ 634.263237][T14116] Uninit was stored to memory at: [ 634.268364][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 634.274090][T14116] __msan_chain_origin+0x50/0x90 [ 634.279035][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 634.284160][T14116] get_compat_msghdr+0x108/0x2b0 [ 634.289097][T14116] do_recvmmsg+0xdbb/0x22c0 [ 634.293689][T14116] __sys_recvmmsg+0x5dd/0x610 [ 634.298374][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.304448][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.310610][T14116] __do_fast_syscall_32+0x2af/0x480 [ 634.315819][T14116] do_fast_syscall_32+0x6b/0xd0 [ 634.320673][T14116] do_SYSENTER_32+0x73/0x90 [ 634.325180][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.331520][T14116] [ 634.333850][T14116] Uninit was stored to memory at: [ 634.338883][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 634.344604][T14116] __msan_chain_origin+0x50/0x90 [ 634.349551][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 634.354674][T14116] get_compat_msghdr+0x108/0x2b0 [ 634.359617][T14116] do_recvmmsg+0xdbb/0x22c0 [ 634.364120][T14116] __sys_recvmmsg+0x5dd/0x610 [ 634.368809][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.374883][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.381045][T14116] __do_fast_syscall_32+0x2af/0x480 [ 634.386268][T14116] do_fast_syscall_32+0x6b/0xd0 [ 634.391130][T14116] do_SYSENTER_32+0x73/0x90 [ 634.395651][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.401966][T14116] [ 634.404290][T14116] Uninit was stored to memory at: [ 634.409347][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 634.415074][T14116] __msan_chain_origin+0x50/0x90 [ 634.420023][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 634.425145][T14116] get_compat_msghdr+0x108/0x2b0 [ 634.430093][T14116] do_recvmmsg+0xdbb/0x22c0 [ 634.434600][T14116] __sys_recvmmsg+0x5dd/0x610 [ 634.439293][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.445376][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.451571][T14116] __do_fast_syscall_32+0x2af/0x480 [ 634.456899][T14116] do_fast_syscall_32+0x6b/0xd0 [ 634.461760][T14116] do_SYSENTER_32+0x73/0x90 [ 634.466267][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.472588][T14116] [ 634.474916][T14116] Uninit was stored to memory at: [ 634.479950][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 634.485683][T14116] __msan_chain_origin+0x50/0x90 [ 634.490630][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 634.495747][T14116] get_compat_msghdr+0x108/0x2b0 [ 634.500777][T14116] do_recvmmsg+0xdbb/0x22c0 [ 634.505284][T14116] __sys_recvmmsg+0x5dd/0x610 [ 634.509972][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.516074][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.522239][T14116] __do_fast_syscall_32+0x2af/0x480 [ 634.527467][T14116] do_fast_syscall_32+0x6b/0xd0 [ 634.532323][T14116] do_SYSENTER_32+0x73/0x90 [ 634.536953][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.545093][T14116] [ 634.547424][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 634.554236][T14116] do_recvmmsg+0xbf/0x22c0 [ 634.558680][T14116] do_recvmmsg+0xbf/0x22c0 [ 634.792179][T14102] not chained 720000 origins [ 634.796811][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 634.805482][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 634.815535][T14102] Call Trace: [ 634.819194][T14102] dump_stack+0x21c/0x280 [ 634.823638][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 634.829386][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 634.834940][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 634.841020][T14102] ? kmsan_get_metadata+0x116/0x180 [ 634.846230][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 634.852046][T14102] ? kmsan_get_metadata+0x116/0x180 [ 634.857288][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 634.863110][T14102] ? kmsan_get_metadata+0x116/0x180 [ 634.868316][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 634.873872][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 634.879951][T14102] ? _copy_from_user+0x201/0x310 [ 634.884916][T14102] ? kmsan_get_metadata+0x116/0x180 [ 634.890124][T14102] __msan_chain_origin+0x50/0x90 [ 634.895100][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 634.900236][T14102] get_compat_msghdr+0x108/0x2b0 [ 634.905201][T14102] do_recvmmsg+0xdbb/0x22c0 [ 634.909728][T14102] ? kmsan_get_metadata+0x116/0x180 [ 634.914946][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 634.920846][T14102] ? kmsan_get_metadata+0x116/0x180 [ 634.926074][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 634.931837][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 634.937131][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 634.941899][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 634.946670][T14102] __sys_recvmmsg+0x5dd/0x610 [ 634.951389][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 634.957472][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 634.963752][T14102] __do_fast_syscall_32+0x2af/0x480 [ 634.969004][T14102] do_fast_syscall_32+0x6b/0xd0 [ 634.974472][T14102] do_SYSENTER_32+0x73/0x90 [ 634.979182][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 634.985509][T14102] RIP: 0023:0xf7ff9549 [ 634.989591][T14102] Code: Bad RIP value. [ 634.993661][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 635.002084][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 635.010082][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 635.018069][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 635.026049][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 635.034028][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 635.042006][T14102] Uninit was stored to memory at: [ 635.047047][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 635.052901][T14102] __msan_chain_origin+0x50/0x90 [ 635.057846][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 635.062963][T14102] get_compat_msghdr+0x108/0x2b0 [ 635.068166][T14102] do_recvmmsg+0xdbb/0x22c0 [ 635.072677][T14102] __sys_recvmmsg+0x5dd/0x610 [ 635.077373][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 635.083443][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 635.089603][T14102] __do_fast_syscall_32+0x2af/0x480 [ 635.094811][T14102] do_fast_syscall_32+0x6b/0xd0 [ 635.099706][T14102] do_SYSENTER_32+0x73/0x90 [ 635.104233][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 635.110550][T14102] [ 635.112885][T14102] Uninit was stored to memory at: [ 635.117917][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 635.123660][T14102] __msan_chain_origin+0x50/0x90 [ 635.128988][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 635.134991][T14102] get_compat_msghdr+0x108/0x2b0 [ 635.139933][T14102] do_recvmmsg+0xdbb/0x22c0 [ 635.144440][T14102] __sys_recvmmsg+0x5dd/0x610 [ 635.149127][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 635.155199][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 635.161380][T14102] __do_fast_syscall_32+0x2af/0x480 [ 635.166842][T14102] do_fast_syscall_32+0x6b/0xd0 [ 635.171722][T14102] do_SYSENTER_32+0x73/0x90 [ 635.176325][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 635.182693][T14102] [ 635.185022][T14102] Uninit was stored to memory at: [ 635.190057][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 635.195873][T14102] __msan_chain_origin+0x50/0x90 [ 635.200931][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 635.206080][T14102] get_compat_msghdr+0x108/0x2b0 [ 635.211022][T14102] do_recvmmsg+0xdbb/0x22c0 [ 635.215549][T14102] __sys_recvmmsg+0x5dd/0x610 [ 635.220251][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 635.226322][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 635.232486][T14102] __do_fast_syscall_32+0x2af/0x480 [ 635.237708][T14102] do_fast_syscall_32+0x6b/0xd0 [ 635.242592][T14102] do_SYSENTER_32+0x73/0x90 [ 635.247104][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 635.253444][T14102] [ 635.255765][T14102] Uninit was stored to memory at: [ 635.260801][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 635.266524][T14102] __msan_chain_origin+0x50/0x90 [ 635.271471][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 635.276594][T14102] get_compat_msghdr+0x108/0x2b0 [ 635.281537][T14102] do_recvmmsg+0xdbb/0x22c0 [ 635.286042][T14102] __sys_recvmmsg+0x5dd/0x610 [ 635.290735][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 635.296812][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 635.302974][T14102] __do_fast_syscall_32+0x2af/0x480 [ 635.308182][T14102] do_fast_syscall_32+0x6b/0xd0 [ 635.313038][T14102] do_SYSENTER_32+0x73/0x90 [ 635.317551][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 635.323889][T14102] [ 635.326213][T14102] Uninit was stored to memory at: [ 635.331243][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 635.336967][T14102] __msan_chain_origin+0x50/0x90 [ 635.341907][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 635.347022][T14102] get_compat_msghdr+0x108/0x2b0 [ 635.351965][T14102] do_recvmmsg+0xdbb/0x22c0 [ 635.356472][T14102] __sys_recvmmsg+0x5dd/0x610 [ 635.361158][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 635.367232][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 635.373392][T14102] __do_fast_syscall_32+0x2af/0x480 [ 635.378598][T14102] do_fast_syscall_32+0x6b/0xd0 [ 635.383484][T14102] do_SYSENTER_32+0x73/0x90 [ 635.387993][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 635.394308][T14102] [ 635.396631][T14102] Uninit was stored to memory at: [ 635.401659][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 635.407381][T14102] __msan_chain_origin+0x50/0x90 [ 635.412325][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 635.417444][T14102] get_compat_msghdr+0x108/0x2b0 [ 635.422384][T14102] do_recvmmsg+0xdbb/0x22c0 [ 635.427015][T14102] __sys_recvmmsg+0x5dd/0x610 [ 635.431704][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 635.437781][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 635.443943][T14102] __do_fast_syscall_32+0x2af/0x480 [ 635.449148][T14102] do_fast_syscall_32+0x6b/0xd0 [ 635.454001][T14102] do_SYSENTER_32+0x73/0x90 [ 635.458533][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 635.464851][T14102] [ 635.467176][T14102] Uninit was stored to memory at: [ 635.472321][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 635.478053][T14102] __msan_chain_origin+0x50/0x90 [ 635.482999][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 635.488127][T14102] get_compat_msghdr+0x108/0x2b0 [ 635.493074][T14102] do_recvmmsg+0xdbb/0x22c0 [ 635.497582][T14102] __sys_recvmmsg+0x5dd/0x610 [ 635.502269][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 635.508346][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 635.514611][T14102] __do_fast_syscall_32+0x2af/0x480 [ 635.519818][T14102] do_fast_syscall_32+0x6b/0xd0 [ 635.524673][T14102] do_SYSENTER_32+0x73/0x90 [ 635.529186][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 635.535502][T14102] [ 635.537825][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 635.544511][T14102] do_recvmmsg+0xbf/0x22c0 [ 635.548939][T14102] do_recvmmsg+0xbf/0x22c0 [ 635.919469][T14116] not chained 730000 origins [ 635.924155][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 635.932852][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 635.942910][T14116] Call Trace: [ 635.946210][T14116] dump_stack+0x21c/0x280 [ 635.950553][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 635.957061][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 635.962627][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 635.968704][T14116] ? kmsan_get_metadata+0x116/0x180 [ 635.973906][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 635.979719][T14116] ? kmsan_get_metadata+0x116/0x180 [ 635.984921][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 635.990730][T14116] ? kmsan_get_metadata+0x116/0x180 [ 635.995950][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 636.001501][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 636.008274][T14116] ? _copy_from_user+0x201/0x310 [ 636.013218][T14116] ? kmsan_get_metadata+0x116/0x180 [ 636.018418][T14116] __msan_chain_origin+0x50/0x90 [ 636.023363][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 636.028611][T14116] get_compat_msghdr+0x108/0x2b0 [ 636.033561][T14116] do_recvmmsg+0xdbb/0x22c0 [ 636.038073][T14116] ? update_misfit_status+0x2c/0xc30 [ 636.043366][T14116] ? kmsan_get_metadata+0x116/0x180 [ 636.048569][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 636.054465][T14116] ? kmsan_get_metadata+0x116/0x180 [ 636.057155][T14102] not chained 740000 origins [ 636.059665][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 636.069850][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 636.075131][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 636.079882][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 636.084636][T14116] __sys_recvmmsg+0x5dd/0x610 [ 636.089334][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.095397][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.101541][T14116] __do_fast_syscall_32+0x2af/0x480 [ 636.106760][T14116] do_fast_syscall_32+0x6b/0xd0 [ 636.111614][T14116] do_SYSENTER_32+0x73/0x90 [ 636.116113][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.122426][T14116] RIP: 0023:0xf7ff9549 [ 636.126497][T14116] Code: Bad RIP value. [ 636.130545][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 636.138944][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 636.146900][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 636.154856][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 636.162827][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 636.170871][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 636.178837][T14116] Uninit was stored to memory at: [ 636.178851][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 636.178867][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 636.183875][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 636.192528][T14102] Call Trace: [ 636.202562][T14116] __msan_chain_origin+0x50/0x90 [ 636.202586][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 636.208289][T14102] dump_stack+0x21c/0x280 [ 636.211550][T14116] get_compat_msghdr+0x108/0x2b0 [ 636.216476][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 636.221576][T14116] do_recvmmsg+0xdbb/0x22c0 [ 636.225883][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 636.230813][T14116] __sys_recvmmsg+0x5dd/0x610 [ 636.236525][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 636.241009][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.246542][T14102] ? kmsan_get_metadata+0x116/0x180 [ 636.251203][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.257271][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 636.263330][T14116] __do_fast_syscall_32+0x2af/0x480 [ 636.263357][T14116] do_fast_syscall_32+0x6b/0xd0 [ 636.268543][T14102] ? kmsan_get_metadata+0x116/0x180 [ 636.274672][T14116] do_SYSENTER_32+0x73/0x90 [ 636.280490][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 636.285675][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.290517][T14102] ? kmsan_get_metadata+0x116/0x180 [ 636.295679][T14116] [ 636.300176][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 636.305950][T14116] Uninit was stored to memory at: [ 636.305974][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 636.312367][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 636.317538][T14116] __msan_chain_origin+0x50/0x90 [ 636.319852][T14102] ? _copy_from_user+0x201/0x310 [ 636.325373][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 636.330392][T14102] ? kmsan_get_metadata+0x116/0x180 [ 636.336097][T14116] get_compat_msghdr+0x108/0x2b0 [ 636.342159][T14102] __msan_chain_origin+0x50/0x90 [ 636.347085][T14116] do_recvmmsg+0xdbb/0x22c0 [ 636.352177][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 636.357275][T14116] __sys_recvmmsg+0x5dd/0x610 [ 636.362480][T14102] get_compat_msghdr+0x108/0x2b0 [ 636.367398][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.372310][T14102] do_recvmmsg+0xdbb/0x22c0 [ 636.376915][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.382015][T14102] ? kmsan_get_metadata+0x116/0x180 [ 636.386662][T14116] __do_fast_syscall_32+0x2af/0x480 [ 636.391576][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 636.397628][T14116] do_fast_syscall_32+0x6b/0xd0 [ 636.402126][T14102] ? kmsan_get_metadata+0x116/0x180 [ 636.408602][T14116] do_SYSENTER_32+0x73/0x90 [ 636.413778][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 636.418964][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.424833][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 636.429647][T14116] [ 636.434833][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 636.439317][T14116] Uninit was stored to memory at: [ 636.445341][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 636.451677][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 636.456940][T14102] __sys_recvmmsg+0x5dd/0x610 [ 636.459263][T14116] __msan_chain_origin+0x50/0x90 [ 636.464377][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.469393][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 636.474137][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.479851][T14116] get_compat_msghdr+0x108/0x2b0 [ 636.484519][T14102] __do_fast_syscall_32+0x2af/0x480 [ 636.489618][T14116] do_recvmmsg+0xdbb/0x22c0 [ 636.495929][T14102] do_fast_syscall_32+0x6b/0xd0 [ 636.501200][T14116] __sys_recvmmsg+0x5dd/0x610 [ 636.507350][T14102] do_SYSENTER_32+0x73/0x90 [ 636.514596][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.520033][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.524523][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.529368][T14102] RIP: 0023:0xf7ff9549 [ 636.534024][T14116] __do_fast_syscall_32+0x2af/0x480 [ 636.538508][T14102] Code: Bad RIP value. [ 636.544563][T14116] do_fast_syscall_32+0x6b/0xd0 [ 636.550882][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 636.557019][T14116] do_SYSENTER_32+0x73/0x90 [ 636.561493][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 636.566688][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.570762][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 636.575582][T14116] [ 636.583973][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 636.588447][T14116] Uninit was stored to memory at: [ 636.596405][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 636.602713][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 636.610674][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 636.612989][T14116] __msan_chain_origin+0x50/0x90 [ 636.620945][T14102] Uninit was stored to memory at: [ 636.625957][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 636.633910][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 636.639691][T14116] get_compat_msghdr+0x108/0x2b0 [ 636.647664][T14102] __msan_chain_origin+0x50/0x90 [ 636.652582][T14116] do_recvmmsg+0xdbb/0x22c0 [ 636.657684][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 636.662783][T14116] __sys_recvmmsg+0x5dd/0x610 [ 636.668498][T14102] get_compat_msghdr+0x108/0x2b0 [ 636.673414][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.678326][T14102] do_recvmmsg+0xdbb/0x22c0 [ 636.682807][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.687893][T14102] __sys_recvmmsg+0x5dd/0x610 [ 636.692563][T14116] __do_fast_syscall_32+0x2af/0x480 [ 636.697476][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.703521][T14116] do_fast_syscall_32+0x6b/0xd0 [ 636.708009][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.714155][T14116] do_SYSENTER_32+0x73/0x90 [ 636.718811][T14102] __do_fast_syscall_32+0x2af/0x480 [ 636.724003][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.730046][T14102] do_fast_syscall_32+0x6b/0xd0 [ 636.734859][T14116] [ 636.741029][T14102] do_SYSENTER_32+0x73/0x90 [ 636.745497][T14116] Uninit was stored to memory at: [ 636.750696][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.757001][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 636.762354][T14102] [ 636.764674][T14116] __msan_chain_origin+0x50/0x90 [ 636.769144][T14102] Uninit was stored to memory at: [ 636.774167][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 636.780475][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 636.786171][T14116] get_compat_msghdr+0x108/0x2b0 [ 636.788482][T14102] __msan_chain_origin+0x50/0x90 [ 636.793414][T14116] do_recvmmsg+0xdbb/0x22c0 [ 636.798436][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 636.803526][T14116] __sys_recvmmsg+0x5dd/0x610 [ 636.809266][T14102] get_compat_msghdr+0x108/0x2b0 [ 636.814183][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.819095][T14102] do_recvmmsg+0xdbb/0x22c0 [ 636.823592][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.828717][T14102] __sys_recvmmsg+0x5dd/0x610 [ 636.833370][T14116] __do_fast_syscall_32+0x2af/0x480 [ 636.838285][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.844325][T14116] do_fast_syscall_32+0x6b/0xd0 [ 636.848806][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.854933][T14116] do_SYSENTER_32+0x73/0x90 [ 636.859613][T14102] __do_fast_syscall_32+0x2af/0x480 [ 636.864801][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.870842][T14102] do_fast_syscall_32+0x6b/0xd0 [ 636.875666][T14116] [ 636.881892][T14102] do_SYSENTER_32+0x73/0x90 [ 636.886361][T14116] Uninit was stored to memory at: [ 636.891660][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 636.897963][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 636.902863][T14102] [ 636.905208][T14116] __msan_chain_origin+0x50/0x90 [ 636.909680][T14102] Uninit was stored to memory at: [ 636.914687][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 636.921020][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 636.926735][T14116] get_compat_msghdr+0x108/0x2b0 [ 636.929061][T14102] __msan_chain_origin+0x50/0x90 [ 636.933974][T14116] do_recvmmsg+0xdbb/0x22c0 [ 636.938975][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 636.944058][T14116] __sys_recvmmsg+0x5dd/0x610 [ 636.949766][T14102] get_compat_msghdr+0x108/0x2b0 [ 636.954682][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.959602][T14102] do_recvmmsg+0xdbb/0x22c0 [ 636.964083][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.969428][T14102] __sys_recvmmsg+0x5dd/0x610 [ 636.974305][T14116] __do_fast_syscall_32+0x2af/0x480 [ 636.979223][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 636.985267][T14116] do_fast_syscall_32+0x6b/0xd0 [ 636.989749][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 636.996154][T14116] do_SYSENTER_32+0x73/0x90 [ 637.000900][T14102] __do_fast_syscall_32+0x2af/0x480 [ 637.006079][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 637.012209][T14102] do_fast_syscall_32+0x6b/0xd0 [ 637.017037][T14116] [ 637.023179][T14102] do_SYSENTER_32+0x73/0x90 [ 637.027648][T14116] Uninit was stored to memory at: [ 637.032834][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 637.039146][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 637.044057][T14102] [ 637.046390][T14116] __msan_chain_origin+0x50/0x90 [ 637.050857][T14102] Uninit was stored to memory at: [ 637.055880][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 637.062182][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 637.067890][T14116] get_compat_msghdr+0x108/0x2b0 [ 637.070200][T14102] __msan_chain_origin+0x50/0x90 [ 637.075122][T14116] do_recvmmsg+0xdbb/0x22c0 [ 637.080210][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 637.085296][T14116] __sys_recvmmsg+0x5dd/0x610 [ 637.091027][T14102] get_compat_msghdr+0x108/0x2b0 [ 637.095943][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 637.100855][T14102] do_recvmmsg+0xdbb/0x22c0 [ 637.105427][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 637.110511][T14102] __sys_recvmmsg+0x5dd/0x610 [ 637.115165][T14116] __do_fast_syscall_32+0x2af/0x480 [ 637.120080][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 637.126221][T14116] do_fast_syscall_32+0x6b/0xd0 [ 637.130716][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 637.136843][T14116] do_SYSENTER_32+0x73/0x90 [ 637.141501][T14102] __do_fast_syscall_32+0x2af/0x480 [ 637.146676][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 637.152804][T14102] do_fast_syscall_32+0x6b/0xd0 [ 637.157618][T14116] [ 637.163759][T14102] do_SYSENTER_32+0x73/0x90 [ 637.168230][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 637.173415][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 637.179717][T14116] do_recvmmsg+0xbf/0x22c0 [ 637.184536][T14102] [ 637.186857][T14116] do_recvmmsg+0xbf/0x22c0 [ 637.191350][T14102] Uninit was stored to memory at: [ 637.220537][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 637.226263][T14102] __msan_chain_origin+0x50/0x90 [ 637.231716][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 637.236869][T14102] get_compat_msghdr+0x108/0x2b0 [ 637.242010][T14102] do_recvmmsg+0xdbb/0x22c0 [ 637.246527][T14102] __sys_recvmmsg+0x5dd/0x610 [ 637.251220][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 637.257361][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 637.263539][T14102] __do_fast_syscall_32+0x2af/0x480 [ 637.268881][T14102] do_fast_syscall_32+0x6b/0xd0 [ 637.273776][T14102] do_SYSENTER_32+0x73/0x90 [ 637.278296][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 637.284720][T14102] [ 637.287157][T14102] Uninit was stored to memory at: [ 637.292203][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 637.298026][T14102] __msan_chain_origin+0x50/0x90 [ 637.302979][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 637.308106][T14102] get_compat_msghdr+0x108/0x2b0 [ 637.313086][T14102] do_recvmmsg+0xdbb/0x22c0 [ 637.317596][T14102] __sys_recvmmsg+0x5dd/0x610 [ 637.322283][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 637.328364][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 637.334525][T14102] __do_fast_syscall_32+0x2af/0x480 [ 637.339733][T14102] do_fast_syscall_32+0x6b/0xd0 [ 637.344591][T14102] do_SYSENTER_32+0x73/0x90 [ 637.349104][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 637.355518][T14102] [ 637.357940][T14102] Uninit was stored to memory at: [ 637.362981][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 637.368711][T14102] __msan_chain_origin+0x50/0x90 [ 637.373661][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 637.378798][T14102] get_compat_msghdr+0x108/0x2b0 [ 637.383750][T14102] do_recvmmsg+0xdbb/0x22c0 [ 637.388260][T14102] __sys_recvmmsg+0x5dd/0x610 [ 637.392946][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 637.399026][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 637.405203][T14102] __do_fast_syscall_32+0x2af/0x480 [ 637.410500][T14102] do_fast_syscall_32+0x6b/0xd0 [ 637.415366][T14102] do_SYSENTER_32+0x73/0x90 [ 637.419876][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 637.426194][T14102] [ 637.428524][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 637.435232][T14102] do_recvmmsg+0xbf/0x22c0 [ 637.439653][T14102] do_recvmmsg+0xbf/0x22c0 [ 638.040217][T14116] not chained 750000 origins [ 638.044858][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 638.053530][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 638.063589][T14116] Call Trace: [ 638.066925][T14116] dump_stack+0x21c/0x280 [ 638.071263][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 638.076981][T14116] ? kmsan_get_metadata+0x116/0x180 [ 638.082171][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 638.087989][T14116] ? kmsan_get_metadata+0x116/0x180 [ 638.093182][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 638.098998][T14116] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 638.105074][T14116] ? sched_clock_cpu+0x65/0x8e0 [ 638.109940][T14116] ? kmsan_get_metadata+0x116/0x180 [ 638.115134][T14116] ? kmsan_get_metadata+0x116/0x180 [ 638.122337][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 638.127885][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 638.134125][T14116] ? _copy_from_user+0x201/0x310 [ 638.140190][T14116] ? kmsan_get_metadata+0x116/0x180 [ 638.145493][T14116] __msan_chain_origin+0x50/0x90 [ 638.150433][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.155551][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.160505][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.165008][T14116] ? update_misfit_status+0x2c/0xc30 [ 638.170988][T14116] ? kmsan_get_metadata+0x116/0x180 [ 638.176183][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 638.182077][T14116] ? kmsan_get_metadata+0x116/0x180 [ 638.187359][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 638.192987][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 638.198367][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 638.203136][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 638.207896][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.212577][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.218660][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.224829][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.230029][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.234878][T14116] do_SYSENTER_32+0x73/0x90 [ 638.239378][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.245693][T14116] RIP: 0023:0xf7ff9549 [ 638.249769][T14116] Code: Bad RIP value. [ 638.253827][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 638.262255][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 638.270216][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 638.278263][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 638.286288][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 638.294250][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 638.302220][T14116] Uninit was stored to memory at: [ 638.307241][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 638.312952][T14116] __msan_chain_origin+0x50/0x90 [ 638.317880][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.322998][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.327927][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.332437][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.337106][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.343167][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.349313][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.354517][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.359361][T14116] do_SYSENTER_32+0x73/0x90 [ 638.363857][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.370164][T14116] [ 638.372477][T14116] Uninit was stored to memory at: [ 638.377504][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 638.383214][T14116] __msan_chain_origin+0x50/0x90 [ 638.388156][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.393271][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.398208][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.402702][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.407386][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.413443][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.419702][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.424891][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.429734][T14116] do_SYSENTER_32+0x73/0x90 [ 638.434253][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.440570][T14116] [ 638.442911][T14116] Uninit was stored to memory at: [ 638.447937][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 638.453664][T14116] __msan_chain_origin+0x50/0x90 [ 638.458610][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.463713][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.468641][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.473133][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.477805][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.483864][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.490027][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.495217][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.500079][T14116] do_SYSENTER_32+0x73/0x90 [ 638.504583][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.510890][T14116] [ 638.513203][T14116] Uninit was stored to memory at: [ 638.518222][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 638.523933][T14116] __msan_chain_origin+0x50/0x90 [ 638.528892][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.533996][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.538922][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.543411][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.548081][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.554154][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.560318][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.565507][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.570350][T14116] do_SYSENTER_32+0x73/0x90 [ 638.574844][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.581177][T14116] [ 638.583500][T14116] Uninit was stored to memory at: [ 638.588535][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 638.594271][T14116] __msan_chain_origin+0x50/0x90 [ 638.599205][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.604310][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.609239][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.613733][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.618401][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.624474][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.630615][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.635802][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.640641][T14116] do_SYSENTER_32+0x73/0x90 [ 638.645135][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.651455][T14116] [ 638.653772][T14116] Uninit was stored to memory at: [ 638.658805][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 638.664534][T14116] __msan_chain_origin+0x50/0x90 [ 638.669462][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.674564][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.679508][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.684015][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.688684][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.694814][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.700976][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.706166][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.711008][T14116] do_SYSENTER_32+0x73/0x90 [ 638.715604][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.721910][T14116] [ 638.724243][T14116] Uninit was stored to memory at: [ 638.729280][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 638.735000][T14116] __msan_chain_origin+0x50/0x90 [ 638.739929][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 638.745031][T14116] get_compat_msghdr+0x108/0x2b0 [ 638.749973][T14116] do_recvmmsg+0xdbb/0x22c0 [ 638.754469][T14116] __sys_recvmmsg+0x5dd/0x610 [ 638.759137][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 638.765195][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 638.771345][T14116] __do_fast_syscall_32+0x2af/0x480 [ 638.776626][T14116] do_fast_syscall_32+0x6b/0xd0 [ 638.781482][T14116] do_SYSENTER_32+0x73/0x90 [ 638.785977][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 638.792286][T14116] [ 638.794600][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 638.801263][T14116] do_recvmmsg+0xbf/0x22c0 [ 638.805671][T14116] do_recvmmsg+0xbf/0x22c0 [ 639.609912][T14116] not chained 760000 origins [ 639.614553][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 639.623330][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 639.633404][T14116] Call Trace: [ 639.636700][T14116] dump_stack+0x21c/0x280 [ 639.641031][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 639.646741][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 639.652307][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 639.658372][T14116] ? kmsan_get_metadata+0x116/0x180 [ 639.663564][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 639.669365][T14116] ? kmsan_get_metadata+0x116/0x180 [ 639.674556][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 639.680357][T14116] ? kmsan_get_metadata+0x116/0x180 [ 639.685566][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 639.691106][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 639.697170][T14116] ? _copy_from_user+0x201/0x310 [ 639.702102][T14116] ? kmsan_get_metadata+0x116/0x180 [ 639.707313][T14116] __msan_chain_origin+0x50/0x90 [ 639.712261][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 639.717381][T14116] get_compat_msghdr+0x108/0x2b0 [ 639.722317][T14116] do_recvmmsg+0xdbb/0x22c0 [ 639.726823][T14116] ? update_misfit_status+0x2c/0xc30 [ 639.732111][T14116] ? kmsan_get_metadata+0x116/0x180 [ 639.737323][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 639.743227][T14116] ? kmsan_get_metadata+0x116/0x180 [ 639.748418][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 639.754044][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 639.759410][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 639.764182][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 639.768949][T14116] __sys_recvmmsg+0x5dd/0x610 [ 639.773634][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 639.779703][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 639.785850][T14116] __do_fast_syscall_32+0x2af/0x480 [ 639.791063][T14116] do_fast_syscall_32+0x6b/0xd0 [ 639.795911][T14116] do_SYSENTER_32+0x73/0x90 [ 639.800425][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 639.806740][T14116] RIP: 0023:0xf7ff9549 [ 639.810790][T14116] Code: Bad RIP value. [ 639.814928][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 639.823681][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 639.832331][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 639.840306][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 639.848267][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 639.856227][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 639.864198][T14116] Uninit was stored to memory at: [ 639.869234][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 639.874946][T14116] __msan_chain_origin+0x50/0x90 [ 639.879876][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 639.885498][T14116] get_compat_msghdr+0x108/0x2b0 [ 639.890427][T14116] do_recvmmsg+0xdbb/0x22c0 [ 639.894919][T14116] __sys_recvmmsg+0x5dd/0x610 [ 639.899589][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 639.905679][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 639.911827][T14116] __do_fast_syscall_32+0x2af/0x480 [ 639.917035][T14116] do_fast_syscall_32+0x6b/0xd0 [ 639.921876][T14116] do_SYSENTER_32+0x73/0x90 [ 639.926371][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 639.932694][T14116] [ 639.935010][T14116] Uninit was stored to memory at: [ 639.940026][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 639.945751][T14116] __msan_chain_origin+0x50/0x90 [ 639.950681][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 639.955784][T14116] get_compat_msghdr+0x108/0x2b0 [ 639.960726][T14116] do_recvmmsg+0xdbb/0x22c0 [ 639.965306][T14116] __sys_recvmmsg+0x5dd/0x610 [ 639.969978][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 639.976037][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 639.982200][T14116] __do_fast_syscall_32+0x2af/0x480 [ 639.987479][T14116] do_fast_syscall_32+0x6b/0xd0 [ 639.992325][T14116] do_SYSENTER_32+0x73/0x90 [ 639.996838][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 640.003144][T14116] [ 640.005456][T14116] Uninit was stored to memory at: [ 640.010473][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 640.016182][T14116] __msan_chain_origin+0x50/0x90 [ 640.021130][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 640.026245][T14116] get_compat_msghdr+0x108/0x2b0 [ 640.031175][T14116] do_recvmmsg+0xdbb/0x22c0 [ 640.035668][T14116] __sys_recvmmsg+0x5dd/0x610 [ 640.040337][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 640.046406][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 640.052555][T14116] __do_fast_syscall_32+0x2af/0x480 [ 640.057747][T14116] do_fast_syscall_32+0x6b/0xd0 [ 640.062589][T14116] do_SYSENTER_32+0x73/0x90 [ 640.067089][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 640.073397][T14116] [ 640.075713][T14116] Uninit was stored to memory at: [ 640.080745][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 640.086461][T14116] __msan_chain_origin+0x50/0x90 [ 640.091406][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 640.096513][T14116] get_compat_msghdr+0x108/0x2b0 [ 640.101441][T14116] do_recvmmsg+0xdbb/0x22c0 [ 640.105946][T14116] __sys_recvmmsg+0x5dd/0x610 [ 640.110630][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 640.116690][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 640.122835][T14116] __do_fast_syscall_32+0x2af/0x480 [ 640.128022][T14116] do_fast_syscall_32+0x6b/0xd0 [ 640.132862][T14116] do_SYSENTER_32+0x73/0x90 [ 640.137355][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 640.143661][T14116] [ 640.145974][T14116] Uninit was stored to memory at: [ 640.150989][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 640.156715][T14116] __msan_chain_origin+0x50/0x90 [ 640.161643][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 640.166744][T14116] get_compat_msghdr+0x108/0x2b0 [ 640.171670][T14116] do_recvmmsg+0xdbb/0x22c0 [ 640.176162][T14116] __sys_recvmmsg+0x5dd/0x610 [ 640.180832][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 640.186892][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 640.193036][T14116] __do_fast_syscall_32+0x2af/0x480 [ 640.198228][T14116] do_fast_syscall_32+0x6b/0xd0 [ 640.203068][T14116] do_SYSENTER_32+0x73/0x90 [ 640.207567][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 640.213878][T14116] [ 640.216281][T14116] Uninit was stored to memory at: [ 640.221297][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 640.227007][T14116] __msan_chain_origin+0x50/0x90 [ 640.231937][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 640.237051][T14116] get_compat_msghdr+0x108/0x2b0 [ 640.241980][T14116] do_recvmmsg+0xdbb/0x22c0 [ 640.246490][T14116] __sys_recvmmsg+0x5dd/0x610 [ 640.251172][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 640.257244][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 640.263497][T14116] __do_fast_syscall_32+0x2af/0x480 [ 640.268687][T14116] do_fast_syscall_32+0x6b/0xd0 [ 640.273705][T14116] do_SYSENTER_32+0x73/0x90 [ 640.278214][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 640.284523][T14116] [ 640.286837][T14116] Uninit was stored to memory at: [ 640.291861][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 640.297578][T14116] __msan_chain_origin+0x50/0x90 [ 640.302514][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 640.307620][T14116] get_compat_msghdr+0x108/0x2b0 [ 640.312550][T14116] do_recvmmsg+0xdbb/0x22c0 [ 640.317044][T14116] __sys_recvmmsg+0x5dd/0x610 [ 640.321715][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 640.327770][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 640.333939][T14116] __do_fast_syscall_32+0x2af/0x480 [ 640.339128][T14116] do_fast_syscall_32+0x6b/0xd0 [ 640.343966][T14116] do_SYSENTER_32+0x73/0x90 [ 640.348458][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 640.354761][T14116] [ 640.357074][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 640.363741][T14116] do_recvmmsg+0xbf/0x22c0 [ 640.368155][T14116] do_recvmmsg+0xbf/0x22c0 [ 640.724511][T14116] not chained 770000 origins [ 640.729143][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 640.737821][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 640.747913][T14116] Call Trace: [ 640.751215][T14116] dump_stack+0x21c/0x280 [ 640.755681][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 640.761410][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 640.766963][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 640.773044][T14116] ? kmsan_get_metadata+0x116/0x180 [ 640.778257][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 640.784074][T14116] ? kmsan_get_metadata+0x116/0x180 [ 640.789317][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 640.795132][T14116] ? kmsan_get_metadata+0x116/0x180 [ 640.800338][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 640.805887][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 640.811998][T14116] ? _copy_from_user+0x201/0x310 [ 640.816947][T14116] ? kmsan_get_metadata+0x116/0x180 [ 640.822175][T14116] __msan_chain_origin+0x50/0x90 [ 640.827125][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 640.832255][T14116] get_compat_msghdr+0x108/0x2b0 [ 640.837234][T14116] do_recvmmsg+0xdbb/0x22c0 [ 640.841746][T14116] ? update_misfit_status+0x2c/0xc30 [ 640.847049][T14116] ? kmsan_get_metadata+0x116/0x180 [ 640.852256][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 640.858159][T14116] ? kmsan_get_metadata+0x116/0x180 [ 640.863364][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 640.869024][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 640.874322][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 640.879092][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 640.883864][T14116] __sys_recvmmsg+0x5dd/0x610 [ 640.888566][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 640.894651][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 640.900861][T14116] __do_fast_syscall_32+0x2af/0x480 [ 640.906099][T14116] do_fast_syscall_32+0x6b/0xd0 [ 640.911100][T14116] do_SYSENTER_32+0x73/0x90 [ 640.915615][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 640.921957][T14116] RIP: 0023:0xf7ff9549 [ 640.926105][T14116] Code: Bad RIP value. [ 640.930168][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 640.938583][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 640.946578][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 640.954548][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 640.962521][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 640.970495][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 640.978477][T14116] Uninit was stored to memory at: [ 640.983527][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 640.989262][T14116] __msan_chain_origin+0x50/0x90 [ 640.994208][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 640.999327][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.004268][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.008778][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.013464][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.019542][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.025699][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.030902][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.035756][T14116] do_SYSENTER_32+0x73/0x90 [ 641.040276][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.046593][T14116] [ 641.048911][T14116] Uninit was stored to memory at: [ 641.053943][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 641.060029][T14116] __msan_chain_origin+0x50/0x90 [ 641.064977][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.070095][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.075944][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.080449][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.085247][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.091353][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.097519][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.102728][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.107588][T14116] do_SYSENTER_32+0x73/0x90 [ 641.112124][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.118459][T14116] [ 641.120815][T14116] Uninit was stored to memory at: [ 641.125844][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 641.131567][T14116] __msan_chain_origin+0x50/0x90 [ 641.136507][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.141618][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.146568][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.151073][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.155758][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.161832][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.168083][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.175916][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.180777][T14116] do_SYSENTER_32+0x73/0x90 [ 641.185289][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.191619][T14116] [ 641.193942][T14116] Uninit was stored to memory at: [ 641.198971][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 641.204690][T14116] __msan_chain_origin+0x50/0x90 [ 641.209636][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.214755][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.219695][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.224222][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.228992][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.235111][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.241274][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.246472][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.251331][T14116] do_SYSENTER_32+0x73/0x90 [ 641.256198][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.262511][T14116] [ 641.264853][T14116] Uninit was stored to memory at: [ 641.269890][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 641.275614][T14116] __msan_chain_origin+0x50/0x90 [ 641.280567][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.285682][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.290631][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.295140][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.299832][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.305912][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.312119][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.317344][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.322197][T14116] do_SYSENTER_32+0x73/0x90 [ 641.326711][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.333026][T14116] [ 641.335371][T14116] Uninit was stored to memory at: [ 641.340408][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 641.346131][T14116] __msan_chain_origin+0x50/0x90 [ 641.351070][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.356204][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.361142][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.365648][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.370560][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.376636][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.382823][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.388024][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.392905][T14116] do_SYSENTER_32+0x73/0x90 [ 641.397414][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.403732][T14116] [ 641.406058][T14116] Uninit was stored to memory at: [ 641.411115][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 641.416837][T14116] __msan_chain_origin+0x50/0x90 [ 641.421811][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.427071][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.432016][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.436525][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.441209][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.447276][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.453439][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.458644][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.463499][T14116] do_SYSENTER_32+0x73/0x90 [ 641.468010][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.474322][T14116] [ 641.476646][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 641.483323][T14116] do_recvmmsg+0xbf/0x22c0 [ 641.487742][T14116] do_recvmmsg+0xbf/0x22c0 [ 641.689467][T14116] not chained 780000 origins [ 641.694106][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 641.702801][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 641.712861][T14116] Call Trace: [ 641.716170][T14116] dump_stack+0x21c/0x280 [ 641.720542][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 641.726295][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 641.731859][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 641.737929][T14116] ? kmsan_get_metadata+0x116/0x180 [ 641.743136][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 641.748963][T14116] ? kmsan_get_metadata+0x116/0x180 [ 641.754189][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 641.760006][T14116] ? kmsan_get_metadata+0x116/0x180 [ 641.765214][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 641.770787][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 641.776868][T14116] ? _copy_from_user+0x201/0x310 [ 641.781819][T14116] ? kmsan_get_metadata+0x116/0x180 [ 641.787029][T14116] __msan_chain_origin+0x50/0x90 [ 641.791977][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.797115][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.802071][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.806594][T14116] ? update_misfit_status+0x2c/0xc30 [ 641.811898][T14116] ? kmsan_get_metadata+0x116/0x180 [ 641.817106][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 641.823090][T14116] ? kmsan_get_metadata+0x116/0x180 [ 641.828293][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 641.836869][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 641.842157][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 641.846921][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 641.851709][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.856404][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.862485][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.868644][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.873856][T14116] do_fast_syscall_32+0x6b/0xd0 [ 641.878712][T14116] do_SYSENTER_32+0x73/0x90 [ 641.883220][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 641.889572][T14116] RIP: 0023:0xf7ff9549 [ 641.893626][T14116] Code: Bad RIP value. [ 641.897688][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 641.906101][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 641.914082][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 641.922053][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 641.930024][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 641.937994][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 641.945975][T14116] Uninit was stored to memory at: [ 641.951011][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 641.956761][T14116] __msan_chain_origin+0x50/0x90 [ 641.961705][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 641.966822][T14116] get_compat_msghdr+0x108/0x2b0 [ 641.971761][T14116] do_recvmmsg+0xdbb/0x22c0 [ 641.976527][T14116] __sys_recvmmsg+0x5dd/0x610 [ 641.981239][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 641.987312][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 641.993471][T14116] __do_fast_syscall_32+0x2af/0x480 [ 641.998698][T14116] do_fast_syscall_32+0x6b/0xd0 [ 642.003560][T14116] do_SYSENTER_32+0x73/0x90 [ 642.008105][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.014441][T14116] [ 642.016763][T14116] Uninit was stored to memory at: [ 642.021808][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 642.027528][T14116] __msan_chain_origin+0x50/0x90 [ 642.032491][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 642.037606][T14116] get_compat_msghdr+0x108/0x2b0 [ 642.042549][T14116] do_recvmmsg+0xdbb/0x22c0 [ 642.047054][T14116] __sys_recvmmsg+0x5dd/0x610 [ 642.051750][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.057913][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.064088][T14116] __do_fast_syscall_32+0x2af/0x480 [ 642.069485][T14116] do_fast_syscall_32+0x6b/0xd0 [ 642.074342][T14116] do_SYSENTER_32+0x73/0x90 [ 642.078854][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.085181][T14116] [ 642.087505][T14116] Uninit was stored to memory at: [ 642.092541][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 642.098282][T14116] __msan_chain_origin+0x50/0x90 [ 642.103229][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 642.108530][T14116] get_compat_msghdr+0x108/0x2b0 [ 642.113682][T14116] do_recvmmsg+0xdbb/0x22c0 [ 642.118206][T14116] __sys_recvmmsg+0x5dd/0x610 [ 642.122889][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.128988][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.135141][T14116] __do_fast_syscall_32+0x2af/0x480 [ 642.140344][T14116] do_fast_syscall_32+0x6b/0xd0 [ 642.145198][T14116] do_SYSENTER_32+0x73/0x90 [ 642.149705][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.156018][T14116] [ 642.158340][T14116] Uninit was stored to memory at: [ 642.163393][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 642.169116][T14116] __msan_chain_origin+0x50/0x90 [ 642.174060][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 642.179273][T14116] get_compat_msghdr+0x108/0x2b0 [ 642.184220][T14116] do_recvmmsg+0xdbb/0x22c0 [ 642.188789][T14116] __sys_recvmmsg+0x5dd/0x610 [ 642.193469][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.199563][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.205720][T14116] __do_fast_syscall_32+0x2af/0x480 [ 642.211006][T14116] do_fast_syscall_32+0x6b/0xd0 [ 642.216000][T14116] do_SYSENTER_32+0x73/0x90 [ 642.220533][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.226875][T14116] [ 642.229214][T14116] Uninit was stored to memory at: [ 642.234238][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 642.239967][T14116] __msan_chain_origin+0x50/0x90 [ 642.244914][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 642.250025][T14116] get_compat_msghdr+0x108/0x2b0 [ 642.254964][T14116] do_recvmmsg+0xdbb/0x22c0 [ 642.259488][T14116] __sys_recvmmsg+0x5dd/0x610 [ 642.264172][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.270276][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.276434][T14116] __do_fast_syscall_32+0x2af/0x480 [ 642.281637][T14116] do_fast_syscall_32+0x6b/0xd0 [ 642.286499][T14116] do_SYSENTER_32+0x73/0x90 [ 642.291011][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.297324][T14116] [ 642.299647][T14116] Uninit was stored to memory at: [ 642.304675][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 642.310399][T14116] __msan_chain_origin+0x50/0x90 [ 642.315338][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 642.320548][T14116] get_compat_msghdr+0x108/0x2b0 [ 642.325482][T14116] do_recvmmsg+0xdbb/0x22c0 [ 642.329992][T14116] __sys_recvmmsg+0x5dd/0x610 [ 642.334676][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.340744][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.346898][T14116] __do_fast_syscall_32+0x2af/0x480 [ 642.352098][T14116] do_fast_syscall_32+0x6b/0xd0 [ 642.357001][T14116] do_SYSENTER_32+0x73/0x90 [ 642.361512][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.367826][T14116] [ 642.370147][T14116] Uninit was stored to memory at: [ 642.375195][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 642.380916][T14116] __msan_chain_origin+0x50/0x90 [ 642.385853][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 642.390961][T14116] get_compat_msghdr+0x108/0x2b0 [ 642.395897][T14116] do_recvmmsg+0xdbb/0x22c0 [ 642.400403][T14116] __sys_recvmmsg+0x5dd/0x610 [ 642.405081][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.411162][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.417320][T14116] __do_fast_syscall_32+0x2af/0x480 [ 642.422520][T14116] do_fast_syscall_32+0x6b/0xd0 [ 642.427471][T14116] do_SYSENTER_32+0x73/0x90 [ 642.431991][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.438304][T14116] [ 642.440629][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 642.447296][T14116] do_recvmmsg+0xbf/0x22c0 [ 642.451703][T14116] do_recvmmsg+0xbf/0x22c0 [ 642.543891][T14102] not chained 790000 origins [ 642.548512][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 642.557178][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 642.567266][T14102] Call Trace: [ 642.570569][T14102] dump_stack+0x21c/0x280 [ 642.574915][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 642.580641][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 642.586199][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 642.592276][T14102] ? kmsan_get_metadata+0x116/0x180 [ 642.597510][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 642.603327][T14102] ? kmsan_get_metadata+0x116/0x180 [ 642.608535][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 642.614350][T14102] ? kmsan_get_metadata+0x116/0x180 [ 642.619558][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 642.625140][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 642.631237][T14102] ? _copy_from_user+0x201/0x310 [ 642.636186][T14102] ? kmsan_get_metadata+0x116/0x180 [ 642.641390][T14102] __msan_chain_origin+0x50/0x90 [ 642.646336][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 642.651469][T14102] get_compat_msghdr+0x108/0x2b0 [ 642.656423][T14102] do_recvmmsg+0xdbb/0x22c0 [ 642.661045][T14102] ? kmsan_get_metadata+0x116/0x180 [ 642.666260][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 642.672170][T14102] ? kmsan_get_metadata+0x116/0x180 [ 642.677378][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 642.683020][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 642.688313][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 642.693088][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 642.697859][T14102] __sys_recvmmsg+0x5dd/0x610 [ 642.702556][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.708645][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.714806][T14102] __do_fast_syscall_32+0x2af/0x480 [ 642.720019][T14102] do_fast_syscall_32+0x6b/0xd0 [ 642.724898][T14102] do_SYSENTER_32+0x73/0x90 [ 642.729410][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.735735][T14102] RIP: 0023:0xf7ff9549 [ 642.739895][T14102] Code: Bad RIP value. [ 642.743959][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 642.752563][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 642.760538][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 642.768522][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 642.776496][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 642.784499][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 642.792483][T14102] Uninit was stored to memory at: [ 642.797517][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 642.803236][T14102] __msan_chain_origin+0x50/0x90 [ 642.808180][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 642.813297][T14102] get_compat_msghdr+0x108/0x2b0 [ 642.818237][T14102] do_recvmmsg+0xdbb/0x22c0 [ 642.822743][T14102] __sys_recvmmsg+0x5dd/0x610 [ 642.827431][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.833602][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.839865][T14102] __do_fast_syscall_32+0x2af/0x480 [ 642.845074][T14102] do_fast_syscall_32+0x6b/0xd0 [ 642.850052][T14102] do_SYSENTER_32+0x73/0x90 [ 642.854560][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.860881][T14102] [ 642.863205][T14102] Uninit was stored to memory at: [ 642.868238][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 642.873963][T14102] __msan_chain_origin+0x50/0x90 [ 642.878905][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 642.884014][T14102] get_compat_msghdr+0x108/0x2b0 [ 642.888965][T14102] do_recvmmsg+0xdbb/0x22c0 [ 642.893472][T14102] __sys_recvmmsg+0x5dd/0x610 [ 642.898183][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.904262][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.910437][T14102] __do_fast_syscall_32+0x2af/0x480 [ 642.915639][T14102] do_fast_syscall_32+0x6b/0xd0 [ 642.920493][T14102] do_SYSENTER_32+0x73/0x90 [ 642.924997][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 642.931314][T14102] [ 642.933637][T14102] Uninit was stored to memory at: [ 642.938678][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 642.944402][T14102] __msan_chain_origin+0x50/0x90 [ 642.949379][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 642.954496][T14102] get_compat_msghdr+0x108/0x2b0 [ 642.959435][T14102] do_recvmmsg+0xdbb/0x22c0 [ 642.963944][T14102] __sys_recvmmsg+0x5dd/0x610 [ 642.968628][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 642.974790][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 642.980950][T14102] __do_fast_syscall_32+0x2af/0x480 [ 642.986154][T14102] do_fast_syscall_32+0x6b/0xd0 [ 642.991009][T14102] do_SYSENTER_32+0x73/0x90 [ 642.995521][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.001866][T14102] [ 643.004189][T14102] Uninit was stored to memory at: [ 643.009222][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.014947][T14102] __msan_chain_origin+0x50/0x90 [ 643.019889][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.025009][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.029953][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.034460][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.039146][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.045218][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.051380][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.056587][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.061461][T14102] do_SYSENTER_32+0x73/0x90 [ 643.065973][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.072289][T14102] [ 643.074615][T14102] Uninit was stored to memory at: [ 643.079652][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.085427][T14102] __msan_chain_origin+0x50/0x90 [ 643.090372][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.095488][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.100431][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.104935][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.109641][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.115738][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.121933][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.127140][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.131992][T14102] do_SYSENTER_32+0x73/0x90 [ 643.136619][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.142933][T14102] [ 643.145254][T14102] Uninit was stored to memory at: [ 643.150372][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.156125][T14102] __msan_chain_origin+0x50/0x90 [ 643.161066][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.166184][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.171213][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.175733][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.180420][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.186497][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.192685][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.197887][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.202738][T14102] do_SYSENTER_32+0x73/0x90 [ 643.207248][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.213570][T14102] [ 643.215902][T14102] Uninit was stored to memory at: [ 643.220933][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.226654][T14102] __msan_chain_origin+0x50/0x90 [ 643.231596][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.236712][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.241658][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.246162][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.250931][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.257005][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.263163][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.268395][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.273338][T14102] do_SYSENTER_32+0x73/0x90 [ 643.277848][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.284225][T14102] [ 643.286553][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 643.293234][T14102] do_recvmmsg+0xbf/0x22c0 [ 643.297737][T14102] do_recvmmsg+0xbf/0x22c0 [ 643.523950][T14102] not chained 800000 origins [ 643.528576][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 643.537244][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 643.547338][T14102] Call Trace: [ 643.550639][T14102] dump_stack+0x21c/0x280 [ 643.554981][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 643.560712][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 643.566266][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 643.572350][T14102] ? kmsan_get_metadata+0x116/0x180 [ 643.577562][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 643.583377][T14102] ? kmsan_get_metadata+0x116/0x180 [ 643.588593][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 643.594420][T14102] ? kmsan_get_metadata+0x116/0x180 [ 643.599631][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 643.605215][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 643.611290][T14102] ? _copy_from_user+0x201/0x310 [ 643.616237][T14102] ? kmsan_get_metadata+0x116/0x180 [ 643.621444][T14102] __msan_chain_origin+0x50/0x90 [ 643.626390][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.631527][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.636496][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.641022][T14102] ? kmsan_get_metadata+0x116/0x180 [ 643.646227][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 643.652129][T14102] ? kmsan_get_metadata+0x116/0x180 [ 643.657351][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 643.662993][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 643.668283][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 643.673047][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 643.677828][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.682527][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.688638][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.694800][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.700016][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.704876][T14102] do_SYSENTER_32+0x73/0x90 [ 643.709393][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.715720][T14102] RIP: 0023:0xf7ff9549 [ 643.719779][T14102] Code: Bad RIP value. [ 643.723843][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 643.732256][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 643.740245][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 643.748216][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 643.756186][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 643.764250][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 643.772270][T14102] Uninit was stored to memory at: [ 643.777311][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.783063][T14102] __msan_chain_origin+0x50/0x90 [ 643.788008][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.793133][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.798075][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.802579][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.807265][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.813333][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.819491][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.824691][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.829547][T14102] do_SYSENTER_32+0x73/0x90 [ 643.834051][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.840366][T14102] [ 643.842694][T14102] Uninit was stored to memory at: [ 643.847719][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.853435][T14102] __msan_chain_origin+0x50/0x90 [ 643.858398][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.863513][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.868453][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.872953][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.877634][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.883702][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.889894][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.895095][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.899950][T14102] do_SYSENTER_32+0x73/0x90 [ 643.904455][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.910783][T14102] [ 643.913108][T14102] Uninit was stored to memory at: [ 643.918138][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.923861][T14102] __msan_chain_origin+0x50/0x90 [ 643.928822][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 643.933938][T14102] get_compat_msghdr+0x108/0x2b0 [ 643.938895][T14102] do_recvmmsg+0xdbb/0x22c0 [ 643.943418][T14102] __sys_recvmmsg+0x5dd/0x610 [ 643.948105][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 643.954175][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 643.960369][T14102] __do_fast_syscall_32+0x2af/0x480 [ 643.965593][T14102] do_fast_syscall_32+0x6b/0xd0 [ 643.970447][T14102] do_SYSENTER_32+0x73/0x90 [ 643.974951][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 643.981266][T14102] [ 643.983590][T14102] Uninit was stored to memory at: [ 643.988621][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 643.994343][T14102] __msan_chain_origin+0x50/0x90 [ 643.999290][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 644.004404][T14102] get_compat_msghdr+0x108/0x2b0 [ 644.009346][T14102] do_recvmmsg+0xdbb/0x22c0 [ 644.013857][T14102] __sys_recvmmsg+0x5dd/0x610 [ 644.018540][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.024607][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.035884][T14102] __do_fast_syscall_32+0x2af/0x480 [ 644.041089][T14102] do_fast_syscall_32+0x6b/0xd0 [ 644.045944][T14102] do_SYSENTER_32+0x73/0x90 [ 644.050451][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.056764][T14102] [ 644.059084][T14102] Uninit was stored to memory at: [ 644.064111][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 644.069834][T14102] __msan_chain_origin+0x50/0x90 [ 644.074795][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 644.079909][T14102] get_compat_msghdr+0x108/0x2b0 [ 644.084847][T14102] do_recvmmsg+0xdbb/0x22c0 [ 644.085143][T14116] not chained 810000 origins [ 644.089551][T14102] __sys_recvmmsg+0x5dd/0x610 [ 644.094247][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 644.098903][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.107552][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 644.113601][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.123623][T14116] Call Trace: [ 644.129761][T14102] __do_fast_syscall_32+0x2af/0x480 [ 644.133025][T14116] dump_stack+0x21c/0x280 [ 644.138202][T14102] do_fast_syscall_32+0x6b/0xd0 [ 644.142520][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 644.147346][T14102] do_SYSENTER_32+0x73/0x90 [ 644.153038][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 644.157518][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.163039][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 644.169344][T14102] [ 644.175401][T14116] ? kmsan_get_metadata+0x116/0x180 [ 644.177709][T14102] Uninit was stored to memory at: [ 644.182895][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 644.187913][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 644.193714][T14116] ? kmsan_get_metadata+0x116/0x180 [ 644.199426][T14102] __msan_chain_origin+0x50/0x90 [ 644.204604][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 644.209533][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 644.215315][T14116] ? kmsan_get_metadata+0x116/0x180 [ 644.220400][T14102] get_compat_msghdr+0x108/0x2b0 [ 644.225589][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 644.230585][T14102] do_recvmmsg+0xdbb/0x22c0 [ 644.236120][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 644.240594][T14102] __sys_recvmmsg+0x5dd/0x610 [ 644.246659][T14116] ? _copy_from_user+0x201/0x310 [ 644.251340][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.256254][T14116] ? kmsan_get_metadata+0x116/0x180 [ 644.262314][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.267493][T14116] __msan_chain_origin+0x50/0x90 [ 644.273645][T14102] __do_fast_syscall_32+0x2af/0x480 [ 644.278587][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.283777][T14102] do_fast_syscall_32+0x6b/0xd0 [ 644.288869][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.293691][T14102] do_SYSENTER_32+0x73/0x90 [ 644.298607][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.303087][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.307567][T14116] ? update_misfit_status+0x2c/0xc30 [ 644.313853][T14102] [ 644.319126][T14116] ? kmsan_get_metadata+0x116/0x180 [ 644.321419][T14102] Uninit was stored to memory at: [ 644.326603][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 644.331601][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 644.337469][T14116] ? kmsan_get_metadata+0x116/0x180 [ 644.343162][T14102] __msan_chain_origin+0x50/0x90 [ 644.348339][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 644.353267][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 644.358896][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 644.363994][T14102] get_compat_msghdr+0x108/0x2b0 [ 644.369255][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 644.374180][T14102] do_recvmmsg+0xdbb/0x22c0 [ 644.378921][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 644.383417][T14102] __sys_recvmmsg+0x5dd/0x610 [ 644.388159][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.392813][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.397473][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.403511][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.409555][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.415698][T14102] __do_fast_syscall_32+0x2af/0x480 [ 644.421845][T14116] __do_fast_syscall_32+0x2af/0x480 [ 644.427105][T14102] do_fast_syscall_32+0x6b/0xd0 [ 644.432304][T14116] do_fast_syscall_32+0x6b/0xd0 [ 644.437128][T14102] do_SYSENTER_32+0x73/0x90 [ 644.441955][T14116] do_SYSENTER_32+0x73/0x90 [ 644.446456][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.450939][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.457234][T14102] [ 644.463584][T14116] RIP: 0023:0xf7ff9549 [ 644.465883][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 644.469933][T14116] Code: Bad RIP value. [ 644.476690][T14102] do_recvmmsg+0xbf/0x22c0 [ 644.480739][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 644.485149][T14102] do_recvmmsg+0xbf/0x22c0 [ 644.493532][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 644.505899][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 644.513882][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 644.521890][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 644.529881][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 644.537858][T14116] Uninit was stored to memory at: [ 644.542918][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 644.548639][T14116] __msan_chain_origin+0x50/0x90 [ 644.553755][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.558871][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.563810][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.568314][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.572994][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.579066][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.585224][T14116] __do_fast_syscall_32+0x2af/0x480 [ 644.590425][T14116] do_fast_syscall_32+0x6b/0xd0 [ 644.595366][T14116] do_SYSENTER_32+0x73/0x90 [ 644.599872][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.606186][T14116] [ 644.608509][T14116] Uninit was stored to memory at: [ 644.613536][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 644.619257][T14116] __msan_chain_origin+0x50/0x90 [ 644.624266][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.629380][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.634317][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.638820][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.643511][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.649578][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.655734][T14116] __do_fast_syscall_32+0x2af/0x480 [ 644.660942][T14116] do_fast_syscall_32+0x6b/0xd0 [ 644.665797][T14116] do_SYSENTER_32+0x73/0x90 [ 644.670301][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.676613][T14116] [ 644.678935][T14116] Uninit was stored to memory at: [ 644.683963][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 644.689685][T14116] __msan_chain_origin+0x50/0x90 [ 644.694625][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.699741][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.704682][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.709184][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.713901][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.719972][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.726128][T14116] __do_fast_syscall_32+0x2af/0x480 [ 644.731327][T14116] do_fast_syscall_32+0x6b/0xd0 [ 644.736175][T14116] do_SYSENTER_32+0x73/0x90 [ 644.740674][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.746987][T14116] [ 644.749308][T14116] Uninit was stored to memory at: [ 644.754337][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 644.760055][T14116] __msan_chain_origin+0x50/0x90 [ 644.764996][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.770110][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.775052][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.779557][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.784261][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.790331][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.796497][T14116] __do_fast_syscall_32+0x2af/0x480 [ 644.801699][T14116] do_fast_syscall_32+0x6b/0xd0 [ 644.806554][T14116] do_SYSENTER_32+0x73/0x90 [ 644.811061][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.817399][T14116] [ 644.819725][T14116] Uninit was stored to memory at: [ 644.824774][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 644.830495][T14116] __msan_chain_origin+0x50/0x90 [ 644.835438][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.840548][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.845485][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.849992][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.854692][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.860767][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.866923][T14116] __do_fast_syscall_32+0x2af/0x480 [ 644.872124][T14116] do_fast_syscall_32+0x6b/0xd0 [ 644.877074][T14116] do_SYSENTER_32+0x73/0x90 [ 644.881576][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.887885][T14116] [ 644.890202][T14116] Uninit was stored to memory at: [ 644.895226][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 644.900956][T14116] __msan_chain_origin+0x50/0x90 [ 644.905903][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.911702][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.916630][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.921237][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.925906][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 644.931976][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 644.938121][T14116] __do_fast_syscall_32+0x2af/0x480 [ 644.943333][T14116] do_fast_syscall_32+0x6b/0xd0 [ 644.948173][T14116] do_SYSENTER_32+0x73/0x90 [ 644.952668][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 644.958990][T14116] [ 644.961303][T14116] Uninit was stored to memory at: [ 644.966319][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 644.972027][T14116] __msan_chain_origin+0x50/0x90 [ 644.976958][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 644.982059][T14116] get_compat_msghdr+0x108/0x2b0 [ 644.986985][T14116] do_recvmmsg+0xdbb/0x22c0 [ 644.991475][T14116] __sys_recvmmsg+0x5dd/0x610 [ 644.996160][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.002218][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.008377][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.013581][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.018436][T14116] do_SYSENTER_32+0x73/0x90 [ 645.022927][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.029250][T14116] [ 645.031564][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 645.038234][T14116] do_recvmmsg+0xbf/0x22c0 [ 645.042637][T14116] do_recvmmsg+0xbf/0x22c0 [ 645.266534][T14116] not chained 820000 origins [ 645.271174][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 645.279845][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 645.289904][T14116] Call Trace: [ 645.293212][T14116] dump_stack+0x21c/0x280 [ 645.297560][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 645.303315][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 645.308882][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 645.314949][T14116] ? kmsan_get_metadata+0x116/0x180 [ 645.320148][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 645.325950][T14116] ? kmsan_get_metadata+0x116/0x180 [ 645.331157][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 645.336961][T14116] ? kmsan_get_metadata+0x116/0x180 [ 645.342156][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 645.347702][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 645.353767][T14116] ? _copy_from_user+0x201/0x310 [ 645.358718][T14116] ? kmsan_get_metadata+0x116/0x180 [ 645.363909][T14116] __msan_chain_origin+0x50/0x90 [ 645.368862][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.373983][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.378925][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.383431][T14116] ? update_misfit_status+0x2c/0xc30 [ 645.388735][T14116] ? kmsan_get_metadata+0x116/0x180 [ 645.393930][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 645.399819][T14116] ? kmsan_get_metadata+0x116/0x180 [ 645.405028][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 645.410695][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 645.415983][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 645.420744][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 645.425537][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.430236][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.436318][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.442584][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.447794][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.452657][T14116] do_SYSENTER_32+0x73/0x90 [ 645.457165][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.463480][T14116] RIP: 0023:0xf7ff9549 [ 645.467551][T14116] Code: Bad RIP value. [ 645.471607][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 645.480014][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 645.487983][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 645.495946][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 645.503913][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 645.511873][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 645.519841][T14116] Uninit was stored to memory at: [ 645.524862][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 645.530571][T14116] __msan_chain_origin+0x50/0x90 [ 645.535499][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.540614][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.545541][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.550033][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.554700][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.560755][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.566921][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.572122][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.576966][T14116] do_SYSENTER_32+0x73/0x90 [ 645.581458][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.587764][T14116] [ 645.590173][T14116] Uninit was stored to memory at: [ 645.595282][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 645.600989][T14116] __msan_chain_origin+0x50/0x90 [ 645.606023][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.611128][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.616068][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.620566][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.625233][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.631289][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.637432][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.642620][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.647459][T14116] do_SYSENTER_32+0x73/0x90 [ 645.651952][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.658271][T14116] [ 645.660584][T14116] Uninit was stored to memory at: [ 645.665685][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 645.671393][T14116] __msan_chain_origin+0x50/0x90 [ 645.676321][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.681421][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.686346][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.690836][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.695503][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.701562][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.707705][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.713003][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.717858][T14116] do_SYSENTER_32+0x73/0x90 [ 645.722412][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.728733][T14116] [ 645.731046][T14116] Uninit was stored to memory at: [ 645.736060][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 645.741783][T14116] __msan_chain_origin+0x50/0x90 [ 645.746711][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.751808][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.756734][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.761240][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.765909][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.771980][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.778126][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.783316][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.788171][T14116] do_SYSENTER_32+0x73/0x90 [ 645.792679][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.798984][T14116] [ 645.801297][T14116] Uninit was stored to memory at: [ 645.806310][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 645.812031][T14116] __msan_chain_origin+0x50/0x90 [ 645.816958][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.822056][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.826985][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.831475][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.836231][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.842305][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.848461][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.853647][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.858487][T14116] do_SYSENTER_32+0x73/0x90 [ 645.862982][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.869301][T14116] [ 645.871612][T14116] Uninit was stored to memory at: [ 645.876626][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 645.882349][T14116] __msan_chain_origin+0x50/0x90 [ 645.887280][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.892380][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.897321][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.901812][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.906479][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.912623][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.918766][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.923952][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.928879][T14116] do_SYSENTER_32+0x73/0x90 [ 645.933384][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 645.939690][T14116] [ 645.942002][T14116] Uninit was stored to memory at: [ 645.947014][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 645.952719][T14116] __msan_chain_origin+0x50/0x90 [ 645.957645][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 645.962834][T14116] get_compat_msghdr+0x108/0x2b0 [ 645.967760][T14116] do_recvmmsg+0xdbb/0x22c0 [ 645.972252][T14116] __sys_recvmmsg+0x5dd/0x610 [ 645.976921][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 645.982977][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 645.989130][T14116] __do_fast_syscall_32+0x2af/0x480 [ 645.994320][T14116] do_fast_syscall_32+0x6b/0xd0 [ 645.999161][T14116] do_SYSENTER_32+0x73/0x90 [ 646.003669][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.009977][T14116] [ 646.012290][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 646.018951][T14116] do_recvmmsg+0xbf/0x22c0 [ 646.023352][T14116] do_recvmmsg+0xbf/0x22c0 [ 646.208558][T14116] not chained 830000 origins [ 646.213212][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 646.221887][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 646.231941][T14116] Call Trace: [ 646.235246][T14116] dump_stack+0x21c/0x280 [ 646.239612][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 646.245422][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 646.250975][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 646.257069][T14116] ? kmsan_get_metadata+0x116/0x180 [ 646.262277][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 646.268094][T14116] ? kmsan_get_metadata+0x116/0x180 [ 646.273304][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 646.279124][T14116] ? kmsan_get_metadata+0x116/0x180 [ 646.284333][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 646.289889][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 646.295969][T14116] ? _copy_from_user+0x201/0x310 [ 646.300920][T14116] ? kmsan_get_metadata+0x116/0x180 [ 646.306131][T14116] __msan_chain_origin+0x50/0x90 [ 646.311087][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.316310][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.321265][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.325780][T14116] ? update_misfit_status+0x2c/0xc30 [ 646.331090][T14116] ? kmsan_get_metadata+0x116/0x180 [ 646.336301][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 646.342201][T14116] ? kmsan_get_metadata+0x116/0x180 [ 646.347406][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 646.353077][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 646.358372][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 646.363140][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 646.367914][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.372614][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.378698][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.384885][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.390101][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.394961][T14116] do_SYSENTER_32+0x73/0x90 [ 646.399476][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.405803][T14116] RIP: 0023:0xf7ff9549 [ 646.409862][T14116] Code: Bad RIP value. [ 646.413926][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 646.422364][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 646.430351][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 646.438439][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 646.446415][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 646.454533][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 646.462530][T14116] Uninit was stored to memory at: [ 646.467568][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 646.473303][T14116] __msan_chain_origin+0x50/0x90 [ 646.478251][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.483367][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.488522][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.493031][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.497716][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.503788][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.509951][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.515157][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.520009][T14116] do_SYSENTER_32+0x73/0x90 [ 646.524522][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.530841][T14116] [ 646.533170][T14116] Uninit was stored to memory at: [ 646.538202][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 646.543968][T14116] __msan_chain_origin+0x50/0x90 [ 646.548913][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.554048][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.558988][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.563494][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.568184][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.574265][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.580426][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.585672][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.590532][T14116] do_SYSENTER_32+0x73/0x90 [ 646.595041][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.601359][T14116] [ 646.603683][T14116] Uninit was stored to memory at: [ 646.608719][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 646.614463][T14116] __msan_chain_origin+0x50/0x90 [ 646.619416][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.624566][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.629552][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.634059][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.638756][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.644829][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.650990][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.656193][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.661065][T14116] do_SYSENTER_32+0x73/0x90 [ 646.665595][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.671916][T14116] [ 646.674239][T14116] Uninit was stored to memory at: [ 646.679271][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 646.684999][T14116] __msan_chain_origin+0x50/0x90 [ 646.689943][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.695062][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.700003][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.704538][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.709247][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.715322][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.721501][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.726708][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.731560][T14116] do_SYSENTER_32+0x73/0x90 [ 646.736070][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.742386][T14116] [ 646.744712][T14116] Uninit was stored to memory at: [ 646.749745][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 646.755470][T14116] __msan_chain_origin+0x50/0x90 [ 646.760420][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.765541][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.770490][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.774999][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.779683][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.785793][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.791960][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.797168][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.802029][T14116] do_SYSENTER_32+0x73/0x90 [ 646.806555][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.812875][T14116] [ 646.815289][T14116] Uninit was stored to memory at: [ 646.820345][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 646.826067][T14116] __msan_chain_origin+0x50/0x90 [ 646.831012][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.836131][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.841080][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.845598][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.850290][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.856369][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.862531][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.867740][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.872595][T14116] do_SYSENTER_32+0x73/0x90 [ 646.877105][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.883423][T14116] [ 646.885749][T14116] Uninit was stored to memory at: [ 646.890791][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 646.896535][T14116] __msan_chain_origin+0x50/0x90 [ 646.901483][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 646.906602][T14116] get_compat_msghdr+0x108/0x2b0 [ 646.911542][T14116] do_recvmmsg+0xdbb/0x22c0 [ 646.916044][T14116] __sys_recvmmsg+0x5dd/0x610 [ 646.920726][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 646.926798][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 646.933821][T14116] __do_fast_syscall_32+0x2af/0x480 [ 646.939112][T14116] do_fast_syscall_32+0x6b/0xd0 [ 646.943964][T14116] do_SYSENTER_32+0x73/0x90 [ 646.948477][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 646.954791][T14116] [ 646.957127][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 646.963823][T14116] do_recvmmsg+0xbf/0x22c0 [ 646.968267][T14116] do_recvmmsg+0xbf/0x22c0 [ 647.169758][T14102] not chained 840000 origins [ 647.174390][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 647.183060][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 647.193111][T14102] Call Trace: [ 647.196436][T14102] dump_stack+0x21c/0x280 [ 647.200778][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 647.206530][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 647.212084][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 647.218168][T14102] ? kmsan_get_metadata+0x116/0x180 [ 647.223372][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 647.229181][T14102] ? kmsan_get_metadata+0x116/0x180 [ 647.234387][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 647.240201][T14102] ? kmsan_get_metadata+0x116/0x180 [ 647.245407][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 647.250954][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 647.257041][T14102] ? _copy_from_user+0x201/0x310 [ 647.261987][T14102] ? kmsan_get_metadata+0x116/0x180 [ 647.267214][T14102] __msan_chain_origin+0x50/0x90 [ 647.272268][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.277401][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.282353][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.286880][T14102] ? kmsan_get_metadata+0x116/0x180 [ 647.292089][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 647.297997][T14102] ? kmsan_get_metadata+0x116/0x180 [ 647.303204][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 647.308867][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 647.314160][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 647.318960][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 647.323733][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.328428][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.334507][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.340686][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.345897][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.350762][T14102] do_SYSENTER_32+0x73/0x90 [ 647.355308][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.361658][T14102] RIP: 0023:0xf7ff9549 [ 647.365720][T14102] Code: Bad RIP value. [ 647.369787][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 647.378199][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 647.386170][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 647.394141][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 647.402114][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 647.410088][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 647.418156][T14102] Uninit was stored to memory at: [ 647.423193][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 647.428917][T14102] __msan_chain_origin+0x50/0x90 [ 647.433863][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.438981][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.443930][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.448465][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.453156][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.459232][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.465394][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.470598][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.475453][T14102] do_SYSENTER_32+0x73/0x90 [ 647.479962][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.486304][T14102] [ 647.488640][T14102] Uninit was stored to memory at: [ 647.493674][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 647.499421][T14102] __msan_chain_origin+0x50/0x90 [ 647.504366][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.509483][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.514430][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.518946][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.523631][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.529708][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.535866][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.541156][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.546013][T14102] do_SYSENTER_32+0x73/0x90 [ 647.550522][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.556841][T14102] [ 647.559290][T14102] Uninit was stored to memory at: [ 647.564322][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 647.570044][T14102] __msan_chain_origin+0x50/0x90 [ 647.574989][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.580106][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.585049][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.589557][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.594268][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.600370][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.606534][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.611739][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.616600][T14102] do_SYSENTER_32+0x73/0x90 [ 647.621106][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.627422][T14102] [ 647.629763][T14102] Uninit was stored to memory at: [ 647.634977][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 647.640811][T14102] __msan_chain_origin+0x50/0x90 [ 647.645752][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.650868][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.655810][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.660318][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.665003][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.671086][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.677268][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.682473][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.687331][T14102] do_SYSENTER_32+0x73/0x90 [ 647.691839][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.698155][T14102] [ 647.700478][T14102] Uninit was stored to memory at: [ 647.705509][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 647.711232][T14102] __msan_chain_origin+0x50/0x90 [ 647.716202][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.721318][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.726261][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.730765][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.735478][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.741552][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.747715][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.752928][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.757783][T14102] do_SYSENTER_32+0x73/0x90 [ 647.762293][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.768642][T14102] [ 647.770965][T14102] Uninit was stored to memory at: [ 647.775995][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 647.781753][T14102] __msan_chain_origin+0x50/0x90 [ 647.786695][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.791839][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.796780][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.801286][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.805991][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.812064][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.818266][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.823473][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.828329][T14102] do_SYSENTER_32+0x73/0x90 [ 647.832837][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.839153][T14102] [ 647.841477][T14102] Uninit was stored to memory at: [ 647.846507][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 647.852402][T14102] __msan_chain_origin+0x50/0x90 [ 647.857343][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 647.862544][T14102] get_compat_msghdr+0x108/0x2b0 [ 647.867488][T14102] do_recvmmsg+0xdbb/0x22c0 [ 647.872032][T14102] __sys_recvmmsg+0x5dd/0x610 [ 647.876721][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 647.882791][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 647.888948][T14102] __do_fast_syscall_32+0x2af/0x480 [ 647.894154][T14102] do_fast_syscall_32+0x6b/0xd0 [ 647.899010][T14102] do_SYSENTER_32+0x73/0x90 [ 647.903515][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 647.909831][T14102] [ 647.912158][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 647.918832][T14102] do_recvmmsg+0xbf/0x22c0 [ 647.923247][T14102] do_recvmmsg+0xbf/0x22c0 [ 648.180746][T14116] not chained 850000 origins [ 648.185496][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 648.194167][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 648.204226][T14116] Call Trace: [ 648.207555][T14116] dump_stack+0x21c/0x280 [ 648.211900][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 648.217650][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 648.223201][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 648.229323][T14116] ? kmsan_get_metadata+0x116/0x180 [ 648.234529][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 648.240343][T14116] ? kmsan_get_metadata+0x116/0x180 [ 648.245548][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 648.251370][T14116] ? kmsan_get_metadata+0x116/0x180 [ 648.256574][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 648.262125][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 648.268200][T14116] ? _copy_from_user+0x201/0x310 [ 648.273144][T14116] ? kmsan_get_metadata+0x116/0x180 [ 648.278366][T14116] __msan_chain_origin+0x50/0x90 [ 648.283311][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.288448][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.293396][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.297929][T14116] ? update_misfit_status+0x2c/0xc30 [ 648.303233][T14116] ? kmsan_get_metadata+0x116/0x180 [ 648.308437][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 648.314363][T14116] ? kmsan_get_metadata+0x116/0x180 [ 648.319569][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 648.325206][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 648.330500][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 648.335263][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 648.340054][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.344747][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.350827][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.356991][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.362210][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.367071][T14116] do_SYSENTER_32+0x73/0x90 [ 648.371584][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.377916][T14116] RIP: 0023:0xf7ff9549 [ 648.381977][T14116] Code: Bad RIP value. [ 648.386038][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 648.394622][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 648.402595][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 648.410568][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 648.418536][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 648.426533][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 648.434597][T14116] Uninit was stored to memory at: [ 648.439630][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 648.445464][T14116] __msan_chain_origin+0x50/0x90 [ 648.450410][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.455521][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.460470][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.464978][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.469647][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.475708][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.481862][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.487169][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.492014][T14116] do_SYSENTER_32+0x73/0x90 [ 648.496513][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.502910][T14116] [ 648.505245][T14116] Uninit was stored to memory at: [ 648.510266][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 648.515974][T14116] __msan_chain_origin+0x50/0x90 [ 648.520905][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.526026][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.530955][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.535534][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.540238][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.546303][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.552447][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.557637][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.562479][T14116] do_SYSENTER_32+0x73/0x90 [ 648.566991][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.573297][T14116] [ 648.575611][T14116] Uninit was stored to memory at: [ 648.580643][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 648.586351][T14116] __msan_chain_origin+0x50/0x90 [ 648.591277][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.596384][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.601313][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.605810][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.610478][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.616537][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.622699][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.628000][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.632843][T14116] do_SYSENTER_32+0x73/0x90 [ 648.637351][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.643656][T14116] [ 648.645982][T14116] Uninit was stored to memory at: [ 648.651012][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 648.656720][T14116] __msan_chain_origin+0x50/0x90 [ 648.661664][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.666767][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.671708][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.676218][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.680887][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.686948][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.693092][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.698283][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.703121][T14116] do_SYSENTER_32+0x73/0x90 [ 648.707617][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.713923][T14116] [ 648.716239][T14116] Uninit was stored to memory at: [ 648.721258][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 648.726984][T14116] __msan_chain_origin+0x50/0x90 [ 648.731941][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.737063][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.741992][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.746576][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.751263][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.757326][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.763473][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.768686][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.773529][T14116] do_SYSENTER_32+0x73/0x90 [ 648.778027][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.784347][T14116] [ 648.786671][T14116] Uninit was stored to memory at: [ 648.791699][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 648.797415][T14116] __msan_chain_origin+0x50/0x90 [ 648.802351][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.807463][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.812387][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.816881][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.821549][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.827616][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.833758][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.838958][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.843799][T14116] do_SYSENTER_32+0x73/0x90 [ 648.848316][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.854625][T14116] [ 648.856941][T14116] Uninit was stored to memory at: [ 648.861957][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 648.867664][T14116] __msan_chain_origin+0x50/0x90 [ 648.872616][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 648.877717][T14116] get_compat_msghdr+0x108/0x2b0 [ 648.882645][T14116] do_recvmmsg+0xdbb/0x22c0 [ 648.887226][T14116] __sys_recvmmsg+0x5dd/0x610 [ 648.891916][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 648.905178][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 648.911327][T14116] __do_fast_syscall_32+0x2af/0x480 [ 648.916516][T14116] do_fast_syscall_32+0x6b/0xd0 [ 648.921353][T14116] do_SYSENTER_32+0x73/0x90 [ 648.925845][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 648.932148][T14116] [ 648.934464][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 648.941126][T14116] do_recvmmsg+0xbf/0x22c0 [ 648.945543][T14116] do_recvmmsg+0xbf/0x22c0 [ 649.510308][T14116] not chained 860000 origins [ 649.515040][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 649.523716][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 649.533911][T14116] Call Trace: [ 649.537224][T14116] dump_stack+0x21c/0x280 [ 649.541575][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 649.547310][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 649.552871][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 649.558970][T14116] ? kmsan_get_metadata+0x116/0x180 [ 649.564183][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 649.569993][T14116] ? kmsan_get_metadata+0x116/0x180 [ 649.575203][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 649.581018][T14116] ? kmsan_get_metadata+0x116/0x180 [ 649.586492][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 649.592048][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 649.598127][T14116] ? _copy_from_user+0x201/0x310 [ 649.603076][T14116] ? kmsan_get_metadata+0x116/0x180 [ 649.608298][T14116] __msan_chain_origin+0x50/0x90 [ 649.613249][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 649.618385][T14116] get_compat_msghdr+0x108/0x2b0 [ 649.623333][T14116] do_recvmmsg+0xdbb/0x22c0 [ 649.627847][T14116] ? update_misfit_status+0x2c/0xc30 [ 649.633159][T14116] ? kmsan_get_metadata+0x116/0x180 [ 649.638370][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 649.644270][T14116] ? kmsan_get_metadata+0x116/0x180 [ 649.649493][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 649.655133][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 649.660429][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 649.665197][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 649.669973][T14116] __sys_recvmmsg+0x5dd/0x610 [ 649.674670][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 649.681011][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 649.687712][T14116] __do_fast_syscall_32+0x2af/0x480 [ 649.692928][T14116] do_fast_syscall_32+0x6b/0xd0 [ 649.697795][T14116] do_SYSENTER_32+0x73/0x90 [ 649.702312][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 649.708664][T14116] RIP: 0023:0xf7ff9549 [ 649.712724][T14116] Code: Bad RIP value. [ 649.716790][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 649.725200][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 649.733184][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 649.741158][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 649.749653][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 649.757630][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 649.765613][T14116] Uninit was stored to memory at: [ 649.770650][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 649.776384][T14116] __msan_chain_origin+0x50/0x90 [ 649.781318][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 649.786426][T14116] get_compat_msghdr+0x108/0x2b0 [ 649.791350][T14116] do_recvmmsg+0xdbb/0x22c0 [ 649.795841][T14116] __sys_recvmmsg+0x5dd/0x610 [ 649.800521][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 649.806595][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 649.812737][T14116] __do_fast_syscall_32+0x2af/0x480 [ 649.817932][T14116] do_fast_syscall_32+0x6b/0xd0 [ 649.822782][T14116] do_SYSENTER_32+0x73/0x90 [ 649.827292][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 649.833596][T14116] [ 649.835910][T14116] Uninit was stored to memory at: [ 649.840941][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 649.846649][T14116] __msan_chain_origin+0x50/0x90 [ 649.851577][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 649.856677][T14116] get_compat_msghdr+0x108/0x2b0 [ 649.861612][T14116] do_recvmmsg+0xdbb/0x22c0 [ 649.866107][T14116] __sys_recvmmsg+0x5dd/0x610 [ 649.870781][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 649.876843][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 649.882988][T14116] __do_fast_syscall_32+0x2af/0x480 [ 649.888176][T14116] do_fast_syscall_32+0x6b/0xd0 [ 649.893014][T14116] do_SYSENTER_32+0x73/0x90 [ 649.897509][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 649.903814][T14116] [ 649.906128][T14116] Uninit was stored to memory at: [ 649.911145][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 649.916854][T14116] __msan_chain_origin+0x50/0x90 [ 649.921782][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 649.926883][T14116] get_compat_msghdr+0x108/0x2b0 [ 649.931916][T14116] do_recvmmsg+0xdbb/0x22c0 [ 649.936438][T14116] __sys_recvmmsg+0x5dd/0x610 [ 649.941105][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 649.947161][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 649.953305][T14116] __do_fast_syscall_32+0x2af/0x480 [ 649.958496][T14116] do_fast_syscall_32+0x6b/0xd0 [ 649.963349][T14116] do_SYSENTER_32+0x73/0x90 [ 649.967844][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 649.974156][T14116] [ 649.976471][T14116] Uninit was stored to memory at: [ 649.981488][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 649.987197][T14116] __msan_chain_origin+0x50/0x90 [ 649.992122][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 649.997222][T14116] get_compat_msghdr+0x108/0x2b0 [ 650.002178][T14116] do_recvmmsg+0xdbb/0x22c0 [ 650.006670][T14116] __sys_recvmmsg+0x5dd/0x610 [ 650.011339][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.017425][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.023584][T14116] __do_fast_syscall_32+0x2af/0x480 [ 650.028791][T14116] do_fast_syscall_32+0x6b/0xd0 [ 650.033648][T14116] do_SYSENTER_32+0x73/0x90 [ 650.038146][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.044454][T14116] [ 650.046771][T14116] Uninit was stored to memory at: [ 650.051793][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 650.057520][T14116] __msan_chain_origin+0x50/0x90 [ 650.062463][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 650.067566][T14116] get_compat_msghdr+0x108/0x2b0 [ 650.072502][T14116] do_recvmmsg+0xdbb/0x22c0 [ 650.076992][T14116] __sys_recvmmsg+0x5dd/0x610 [ 650.081675][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.087736][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.093881][T14116] __do_fast_syscall_32+0x2af/0x480 [ 650.099523][T14116] do_fast_syscall_32+0x6b/0xd0 [ 650.104377][T14116] do_SYSENTER_32+0x73/0x90 [ 650.108871][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.115176][T14116] [ 650.117491][T14116] Uninit was stored to memory at: [ 650.122506][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 650.128215][T14116] __msan_chain_origin+0x50/0x90 [ 650.133142][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 650.138241][T14116] get_compat_msghdr+0x108/0x2b0 [ 650.143167][T14116] do_recvmmsg+0xdbb/0x22c0 [ 650.147659][T14116] __sys_recvmmsg+0x5dd/0x610 [ 650.152343][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.158417][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.164565][T14116] __do_fast_syscall_32+0x2af/0x480 [ 650.169755][T14116] do_fast_syscall_32+0x6b/0xd0 [ 650.174596][T14116] do_SYSENTER_32+0x73/0x90 [ 650.179105][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.185412][T14116] [ 650.187735][T14116] Uninit was stored to memory at: [ 650.192752][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 650.198460][T14116] __msan_chain_origin+0x50/0x90 [ 650.203387][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 650.208490][T14116] get_compat_msghdr+0x108/0x2b0 [ 650.213416][T14116] do_recvmmsg+0xdbb/0x22c0 [ 650.217908][T14116] __sys_recvmmsg+0x5dd/0x610 [ 650.222577][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.228633][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.234782][T14116] __do_fast_syscall_32+0x2af/0x480 [ 650.239970][T14116] do_fast_syscall_32+0x6b/0xd0 [ 650.244823][T14116] do_SYSENTER_32+0x73/0x90 [ 650.249316][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.255621][T14116] [ 650.257937][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 650.264596][T14116] do_recvmmsg+0xbf/0x22c0 [ 650.269016][T14116] do_recvmmsg+0xbf/0x22c0 [ 650.379611][T14102] not chained 870000 origins [ 650.384243][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 650.392913][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 650.403013][T14102] Call Trace: [ 650.406315][T14102] dump_stack+0x21c/0x280 [ 650.410660][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 650.416501][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 650.422058][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 650.428143][T14102] ? kmsan_get_metadata+0x116/0x180 [ 650.433353][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 650.439174][T14102] ? kmsan_get_metadata+0x116/0x180 [ 650.444383][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 650.450197][T14102] ? kmsan_get_metadata+0x116/0x180 [ 650.455402][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 650.460960][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 650.467162][T14102] ? _copy_from_user+0x201/0x310 [ 650.472110][T14102] ? kmsan_get_metadata+0x116/0x180 [ 650.477323][T14102] __msan_chain_origin+0x50/0x90 [ 650.482274][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 650.487405][T14102] get_compat_msghdr+0x108/0x2b0 [ 650.492386][T14102] do_recvmmsg+0xdbb/0x22c0 [ 650.496917][T14102] ? kmsan_get_metadata+0x116/0x180 [ 650.502126][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 650.508032][T14102] ? kmsan_get_metadata+0x116/0x180 [ 650.513251][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 650.518894][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 650.524207][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 650.528978][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 650.533749][T14102] __sys_recvmmsg+0x5dd/0x610 [ 650.538449][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.544532][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.550694][T14102] __do_fast_syscall_32+0x2af/0x480 [ 650.555907][T14102] do_fast_syscall_32+0x6b/0xd0 [ 650.560765][T14102] do_SYSENTER_32+0x73/0x90 [ 650.565296][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.571710][T14102] RIP: 0023:0xf7ff9549 [ 650.575770][T14102] Code: Bad RIP value. [ 650.579830][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 650.588272][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 650.596270][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 650.604263][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 650.612236][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 650.620205][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 650.628188][T14102] Uninit was stored to memory at: [ 650.633224][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 650.638967][T14102] __msan_chain_origin+0x50/0x90 [ 650.643924][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 650.649035][T14102] get_compat_msghdr+0x108/0x2b0 [ 650.653972][T14102] do_recvmmsg+0xdbb/0x22c0 [ 650.658475][T14102] __sys_recvmmsg+0x5dd/0x610 [ 650.663169][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.669241][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.675423][T14102] __do_fast_syscall_32+0x2af/0x480 [ 650.680628][T14102] do_fast_syscall_32+0x6b/0xd0 [ 650.685483][T14102] do_SYSENTER_32+0x73/0x90 [ 650.689991][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.696302][T14102] [ 650.698627][T14102] Uninit was stored to memory at: [ 650.703686][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 650.709409][T14102] __msan_chain_origin+0x50/0x90 [ 650.714376][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 650.719490][T14102] get_compat_msghdr+0x108/0x2b0 [ 650.724450][T14102] do_recvmmsg+0xdbb/0x22c0 [ 650.728951][T14102] __sys_recvmmsg+0x5dd/0x610 [ 650.733628][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.739699][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.745853][T14102] __do_fast_syscall_32+0x2af/0x480 [ 650.751056][T14102] do_fast_syscall_32+0x6b/0xd0 [ 650.755994][T14102] do_SYSENTER_32+0x73/0x90 [ 650.760501][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.766817][T14102] [ 650.769145][T14102] Uninit was stored to memory at: [ 650.774180][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 650.780806][T14102] __msan_chain_origin+0x50/0x90 [ 650.785746][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 650.790878][T14102] get_compat_msghdr+0x108/0x2b0 [ 650.795814][T14102] do_recvmmsg+0xdbb/0x22c0 [ 650.800315][T14102] __sys_recvmmsg+0x5dd/0x610 [ 650.804996][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.811179][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.817340][T14102] __do_fast_syscall_32+0x2af/0x480 [ 650.822546][T14102] do_fast_syscall_32+0x6b/0xd0 [ 650.827398][T14102] do_SYSENTER_32+0x73/0x90 [ 650.831903][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.838217][T14102] [ 650.840539][T14102] Uninit was stored to memory at: [ 650.845567][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 650.851290][T14102] __msan_chain_origin+0x50/0x90 [ 650.856231][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 650.861342][T14102] get_compat_msghdr+0x108/0x2b0 [ 650.866304][T14102] do_recvmmsg+0xdbb/0x22c0 [ 650.870808][T14102] __sys_recvmmsg+0x5dd/0x610 [ 650.875534][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.881606][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.887765][T14102] __do_fast_syscall_32+0x2af/0x480 [ 650.892970][T14102] do_fast_syscall_32+0x6b/0xd0 [ 650.897828][T14102] do_SYSENTER_32+0x73/0x90 [ 650.902336][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.908650][T14102] [ 650.910972][T14102] Uninit was stored to memory at: [ 650.916003][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 650.921724][T14102] __msan_chain_origin+0x50/0x90 [ 650.926720][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 650.931860][T14102] get_compat_msghdr+0x108/0x2b0 [ 650.936824][T14102] do_recvmmsg+0xdbb/0x22c0 [ 650.941370][T14102] __sys_recvmmsg+0x5dd/0x610 [ 650.946049][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 650.952124][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 650.958284][T14102] __do_fast_syscall_32+0x2af/0x480 [ 650.963533][T14102] do_fast_syscall_32+0x6b/0xd0 [ 650.968390][T14102] do_SYSENTER_32+0x73/0x90 [ 650.972899][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 650.979216][T14102] [ 650.981539][T14102] Uninit was stored to memory at: [ 650.986570][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 650.992348][T14102] __msan_chain_origin+0x50/0x90 [ 650.997299][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 651.002417][T14102] get_compat_msghdr+0x108/0x2b0 [ 651.007360][T14102] do_recvmmsg+0xdbb/0x22c0 [ 651.011867][T14102] __sys_recvmmsg+0x5dd/0x610 [ 651.016549][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 651.022637][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 651.028815][T14102] __do_fast_syscall_32+0x2af/0x480 [ 651.034019][T14102] do_fast_syscall_32+0x6b/0xd0 [ 651.038876][T14102] do_SYSENTER_32+0x73/0x90 [ 651.043385][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 651.049700][T14102] [ 651.052020][T14102] Uninit was stored to memory at: [ 651.057048][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 651.062790][T14102] __msan_chain_origin+0x50/0x90 [ 651.067735][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 651.072850][T14102] get_compat_msghdr+0x108/0x2b0 [ 651.077811][T14102] do_recvmmsg+0xdbb/0x22c0 [ 651.082315][T14102] __sys_recvmmsg+0x5dd/0x610 [ 651.086997][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 651.093241][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 651.099404][T14102] __do_fast_syscall_32+0x2af/0x480 [ 651.104609][T14102] do_fast_syscall_32+0x6b/0xd0 [ 651.109988][T14102] do_SYSENTER_32+0x73/0x90 [ 651.114497][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 651.120813][T14102] [ 651.123135][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 651.129816][T14102] do_recvmmsg+0xbf/0x22c0 [ 651.134243][T14102] do_recvmmsg+0xbf/0x22c0 [ 651.485627][T14116] not chained 880000 origins [ 651.490265][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 651.499047][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 651.509103][T14116] Call Trace: [ 651.512405][T14116] dump_stack+0x21c/0x280 [ 651.516752][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 651.522478][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 651.528035][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 651.534108][T14116] ? kmsan_get_metadata+0x116/0x180 [ 651.539315][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 651.545128][T14116] ? kmsan_get_metadata+0x116/0x180 [ 651.550337][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 651.556165][T14116] ? kmsan_get_metadata+0x116/0x180 [ 651.561368][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 651.566923][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 651.573115][T14116] ? _copy_from_user+0x201/0x310 [ 651.578061][T14116] ? kmsan_get_metadata+0x116/0x180 [ 651.583266][T14116] __msan_chain_origin+0x50/0x90 [ 651.588221][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 651.593354][T14116] get_compat_msghdr+0x108/0x2b0 [ 651.598306][T14116] do_recvmmsg+0xdbb/0x22c0 [ 651.602841][T14116] ? update_misfit_status+0x2c/0xc30 [ 651.608141][T14116] ? kmsan_get_metadata+0x116/0x180 [ 651.613349][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 651.619255][T14116] ? kmsan_get_metadata+0x116/0x180 [ 651.624581][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 651.630228][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 651.635519][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 651.640290][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 651.645083][T14116] __sys_recvmmsg+0x5dd/0x610 [ 651.649781][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 651.655887][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 651.662050][T14116] __do_fast_syscall_32+0x2af/0x480 [ 651.667264][T14116] do_fast_syscall_32+0x6b/0xd0 [ 651.672127][T14116] do_SYSENTER_32+0x73/0x90 [ 651.676676][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 651.683027][T14116] RIP: 0023:0xf7ff9549 [ 651.687086][T14116] Code: Bad RIP value. [ 651.691151][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 651.699572][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 651.707549][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 651.715610][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 651.723607][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 651.731581][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 651.739565][T14116] Uninit was stored to memory at: [ 651.744601][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 651.750326][T14116] __msan_chain_origin+0x50/0x90 [ 651.755269][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 651.760384][T14116] get_compat_msghdr+0x108/0x2b0 [ 651.765323][T14116] do_recvmmsg+0xdbb/0x22c0 [ 651.769828][T14116] __sys_recvmmsg+0x5dd/0x610 [ 651.774510][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 651.780612][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 651.786770][T14116] __do_fast_syscall_32+0x2af/0x480 [ 651.791974][T14116] do_fast_syscall_32+0x6b/0xd0 [ 651.796828][T14116] do_SYSENTER_32+0x73/0x90 [ 651.801337][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 651.807655][T14116] [ 651.809979][T14116] Uninit was stored to memory at: [ 651.815011][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 651.820735][T14116] __msan_chain_origin+0x50/0x90 [ 651.825679][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 651.830870][T14116] get_compat_msghdr+0x108/0x2b0 [ 651.835837][T14116] do_recvmmsg+0xdbb/0x22c0 [ 651.840344][T14116] __sys_recvmmsg+0x5dd/0x610 [ 651.845026][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 651.851100][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 651.857261][T14116] __do_fast_syscall_32+0x2af/0x480 [ 651.863851][T14116] do_fast_syscall_32+0x6b/0xd0 [ 651.868706][T14116] do_SYSENTER_32+0x73/0x90 [ 651.873215][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 651.879544][T14116] [ 651.881871][T14116] Uninit was stored to memory at: [ 651.886925][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 651.892652][T14116] __msan_chain_origin+0x50/0x90 [ 651.897596][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 651.902717][T14116] get_compat_msghdr+0x108/0x2b0 [ 651.907682][T14116] do_recvmmsg+0xdbb/0x22c0 [ 651.912186][T14116] __sys_recvmmsg+0x5dd/0x610 [ 651.916891][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 651.922968][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 651.929252][T14116] __do_fast_syscall_32+0x2af/0x480 [ 651.934457][T14116] do_fast_syscall_32+0x6b/0xd0 [ 651.939313][T14116] do_SYSENTER_32+0x73/0x90 [ 651.943824][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 651.950141][T14116] [ 651.952468][T14116] Uninit was stored to memory at: [ 651.957525][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 651.963251][T14116] __msan_chain_origin+0x50/0x90 [ 651.968195][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 651.973311][T14116] get_compat_msghdr+0x108/0x2b0 [ 651.978251][T14116] do_recvmmsg+0xdbb/0x22c0 [ 651.982757][T14116] __sys_recvmmsg+0x5dd/0x610 [ 651.987469][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 651.993562][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 651.999721][T14116] __do_fast_syscall_32+0x2af/0x480 [ 652.004923][T14116] do_fast_syscall_32+0x6b/0xd0 [ 652.009863][T14116] do_SYSENTER_32+0x73/0x90 [ 652.014396][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 652.020711][T14116] [ 652.023036][T14116] Uninit was stored to memory at: [ 652.028095][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 652.033825][T14116] __msan_chain_origin+0x50/0x90 [ 652.038771][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 652.043888][T14116] get_compat_msghdr+0x108/0x2b0 [ 652.048830][T14116] do_recvmmsg+0xdbb/0x22c0 [ 652.053337][T14116] __sys_recvmmsg+0x5dd/0x610 [ 652.058017][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 652.064090][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 652.070251][T14116] __do_fast_syscall_32+0x2af/0x480 [ 652.075457][T14116] do_fast_syscall_32+0x6b/0xd0 [ 652.080308][T14116] do_SYSENTER_32+0x73/0x90 [ 652.084811][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 652.091145][T14116] [ 652.093466][T14116] Uninit was stored to memory at: [ 652.098505][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 652.104231][T14116] __msan_chain_origin+0x50/0x90 [ 652.109173][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 652.114293][T14116] get_compat_msghdr+0x108/0x2b0 [ 652.119256][T14116] do_recvmmsg+0xdbb/0x22c0 [ 652.123762][T14116] __sys_recvmmsg+0x5dd/0x610 [ 652.128444][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 652.134627][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 652.140783][T14116] __do_fast_syscall_32+0x2af/0x480 [ 652.146071][T14116] do_fast_syscall_32+0x6b/0xd0 [ 652.150929][T14116] do_SYSENTER_32+0x73/0x90 [ 652.155439][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 652.161776][T14116] [ 652.164097][T14116] Uninit was stored to memory at: [ 652.169131][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 652.174853][T14116] __msan_chain_origin+0x50/0x90 [ 652.179814][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 652.184931][T14116] get_compat_msghdr+0x108/0x2b0 [ 652.189866][T14116] do_recvmmsg+0xdbb/0x22c0 [ 652.194373][T14116] __sys_recvmmsg+0x5dd/0x610 [ 652.199055][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 652.205127][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 652.211301][T14116] __do_fast_syscall_32+0x2af/0x480 [ 652.216510][T14116] do_fast_syscall_32+0x6b/0xd0 [ 652.221366][T14116] do_SYSENTER_32+0x73/0x90 [ 652.225874][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 652.232188][T14116] [ 652.234515][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 652.241190][T14116] do_recvmmsg+0xbf/0x22c0 [ 652.245602][T14116] do_recvmmsg+0xbf/0x22c0 [ 652.731458][T14102] not chained 890000 origins [ 652.736100][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 652.744886][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 652.754963][T14102] Call Trace: [ 652.758267][T14102] dump_stack+0x21c/0x280 [ 652.762611][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 652.768360][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 652.774019][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 652.780099][T14102] ? kmsan_get_metadata+0x116/0x180 [ 652.785302][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 652.791115][T14102] ? kmsan_get_metadata+0x116/0x180 [ 652.796461][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 652.802272][T14102] ? kmsan_get_metadata+0x116/0x180 [ 652.807498][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 652.813048][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 652.819122][T14102] ? _copy_from_user+0x201/0x310 [ 652.824063][T14102] ? kmsan_get_metadata+0x116/0x180 [ 652.829267][T14102] __msan_chain_origin+0x50/0x90 [ 652.834212][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 652.839349][T14102] get_compat_msghdr+0x108/0x2b0 [ 652.844300][T14102] do_recvmmsg+0xdbb/0x22c0 [ 652.848847][T14102] ? kmsan_get_metadata+0x116/0x180 [ 652.854205][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 652.860109][T14102] ? kmsan_get_metadata+0x116/0x180 [ 652.865314][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 652.870954][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 652.876246][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 652.881017][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 652.885791][T14102] __sys_recvmmsg+0x5dd/0x610 [ 652.890507][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 652.896593][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 652.902758][T14102] __do_fast_syscall_32+0x2af/0x480 [ 652.907971][T14102] do_fast_syscall_32+0x6b/0xd0 [ 652.912859][T14102] do_SYSENTER_32+0x73/0x90 [ 652.917374][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 652.923702][T14102] RIP: 0023:0xf7ff9549 [ 652.927762][T14102] Code: Bad RIP value. [ 652.931840][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 652.940257][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 652.948256][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 652.956227][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 652.964199][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 652.972169][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 652.980236][T14102] Uninit was stored to memory at: [ 652.985294][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 652.991029][T14102] __msan_chain_origin+0x50/0x90 [ 652.995969][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 653.001087][T14102] get_compat_msghdr+0x108/0x2b0 [ 653.006027][T14102] do_recvmmsg+0xdbb/0x22c0 [ 653.010534][T14102] __sys_recvmmsg+0x5dd/0x610 [ 653.015227][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 653.021297][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 653.027559][T14102] __do_fast_syscall_32+0x2af/0x480 [ 653.032764][T14102] do_fast_syscall_32+0x6b/0xd0 [ 653.037647][T14102] do_SYSENTER_32+0x73/0x90 [ 653.042156][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 653.048470][T14102] [ 653.050795][T14102] Uninit was stored to memory at: [ 653.055824][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 653.061544][T14102] __msan_chain_origin+0x50/0x90 [ 653.066488][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 653.071731][T14102] get_compat_msghdr+0x108/0x2b0 [ 653.076672][T14102] do_recvmmsg+0xdbb/0x22c0 [ 653.081177][T14102] __sys_recvmmsg+0x5dd/0x610 [ 653.085862][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 653.091938][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 653.098100][T14102] __do_fast_syscall_32+0x2af/0x480 [ 653.103307][T14102] do_fast_syscall_32+0x6b/0xd0 [ 653.108163][T14102] do_SYSENTER_32+0x73/0x90 [ 653.112672][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 653.118987][T14102] [ 653.121313][T14102] Uninit was stored to memory at: [ 653.126345][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 653.132072][T14102] __msan_chain_origin+0x50/0x90 [ 653.137105][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 653.142224][T14102] get_compat_msghdr+0x108/0x2b0 [ 653.147163][T14102] do_recvmmsg+0xdbb/0x22c0 [ 653.151671][T14102] __sys_recvmmsg+0x5dd/0x610 [ 653.156354][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 653.162435][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 653.168603][T14102] __do_fast_syscall_32+0x2af/0x480 [ 653.173807][T14102] do_fast_syscall_32+0x6b/0xd0 [ 653.178664][T14102] do_SYSENTER_32+0x73/0x90 [ 653.183174][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 653.189490][T14102] [ 653.191819][T14102] Uninit was stored to memory at: [ 653.196872][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 653.202593][T14102] __msan_chain_origin+0x50/0x90 [ 653.207536][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 653.212655][T14102] get_compat_msghdr+0x108/0x2b0 [ 653.217595][T14102] do_recvmmsg+0xdbb/0x22c0 [ 653.222101][T14102] __sys_recvmmsg+0x5dd/0x610 [ 653.226791][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 653.232864][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 653.239027][T14102] __do_fast_syscall_32+0x2af/0x480 [ 653.244232][T14102] do_fast_syscall_32+0x6b/0xd0 [ 653.249177][T14102] do_SYSENTER_32+0x73/0x90 [ 653.253685][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 653.260001][T14102] [ 653.262325][T14102] Uninit was stored to memory at: [ 653.267355][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 653.273080][T14102] __msan_chain_origin+0x50/0x90 [ 653.278021][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 653.283235][T14102] get_compat_msghdr+0x108/0x2b0 [ 653.288178][T14102] do_recvmmsg+0xdbb/0x22c0 [ 653.292683][T14102] __sys_recvmmsg+0x5dd/0x610 [ 653.297402][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 653.303476][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 653.309633][T14102] __do_fast_syscall_32+0x2af/0x480 [ 653.314832][T14102] do_fast_syscall_32+0x6b/0xd0 [ 653.319872][T14102] do_SYSENTER_32+0x73/0x90 [ 653.324382][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 653.330720][T14102] [ 653.333047][T14102] Uninit was stored to memory at: [ 653.338079][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 653.343801][T14102] __msan_chain_origin+0x50/0x90 [ 653.348754][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 653.353890][T14102] get_compat_msghdr+0x108/0x2b0 [ 653.358845][T14102] do_recvmmsg+0xdbb/0x22c0 [ 653.363351][T14102] __sys_recvmmsg+0x5dd/0x610 [ 653.368064][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 653.374137][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 653.380317][T14102] __do_fast_syscall_32+0x2af/0x480 [ 653.385519][T14102] do_fast_syscall_32+0x6b/0xd0 [ 653.390373][T14102] do_SYSENTER_32+0x73/0x90 [ 653.394882][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 653.401202][T14102] [ 653.403527][T14102] Uninit was stored to memory at: [ 653.408565][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 653.414289][T14102] __msan_chain_origin+0x50/0x90 [ 653.419232][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 653.424346][T14102] get_compat_msghdr+0x108/0x2b0 [ 653.429289][T14102] do_recvmmsg+0xdbb/0x22c0 [ 653.433816][T14102] __sys_recvmmsg+0x5dd/0x610 [ 653.438498][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 653.444678][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 653.450837][T14102] __do_fast_syscall_32+0x2af/0x480 [ 653.456061][T14102] do_fast_syscall_32+0x6b/0xd0 [ 653.460943][T14102] do_SYSENTER_32+0x73/0x90 [ 653.465473][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 653.471790][T14102] [ 653.474115][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 653.480835][T14102] do_recvmmsg+0xbf/0x22c0 [ 653.485253][T14102] do_recvmmsg+0xbf/0x22c0 [ 654.144187][T14116] not chained 900000 origins [ 654.148828][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 654.157496][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 654.167554][T14116] Call Trace: [ 654.170861][T14116] dump_stack+0x21c/0x280 [ 654.175218][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 654.180955][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 654.186584][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 654.192644][T14116] ? kmsan_get_metadata+0x116/0x180 [ 654.197835][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 654.203636][T14116] ? kmsan_get_metadata+0x116/0x180 [ 654.208829][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 654.214732][T14116] ? kmsan_get_metadata+0x116/0x180 [ 654.219927][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 654.225483][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 654.231548][T14116] ? _copy_from_user+0x201/0x310 [ 654.236483][T14116] ? kmsan_get_metadata+0x116/0x180 [ 654.241684][T14116] __msan_chain_origin+0x50/0x90 [ 654.247052][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.252177][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.257116][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.261618][T14116] ? update_misfit_status+0x2c/0xc30 [ 654.266905][T14116] ? kmsan_get_metadata+0x116/0x180 [ 654.272101][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 654.277993][T14116] ? kmsan_get_metadata+0x116/0x180 [ 654.283186][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 654.288846][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 654.294130][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 654.298887][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 654.303654][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.308355][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.314423][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.320592][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.325795][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.330644][T14116] do_SYSENTER_32+0x73/0x90 [ 654.335145][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.341458][T14116] RIP: 0023:0xf7ff9549 [ 654.345509][T14116] Code: Bad RIP value. [ 654.349578][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 654.357995][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 654.365954][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 654.374014][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 654.381976][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 654.389937][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 654.397907][T14116] Uninit was stored to memory at: [ 654.402945][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 654.408653][T14116] __msan_chain_origin+0x50/0x90 [ 654.413581][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.418683][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.423624][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.428117][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.432800][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.438925][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.445081][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.450279][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.455123][T14116] do_SYSENTER_32+0x73/0x90 [ 654.459619][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.465931][T14116] [ 654.468252][T14116] Uninit was stored to memory at: [ 654.473272][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 654.478985][T14116] __msan_chain_origin+0x50/0x90 [ 654.483919][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.489018][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.493942][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.498434][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.503103][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.509162][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.517580][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.522769][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.527608][T14116] do_SYSENTER_32+0x73/0x90 [ 654.532104][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.538410][T14116] [ 654.540724][T14116] Uninit was stored to memory at: [ 654.545738][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 654.551447][T14116] __msan_chain_origin+0x50/0x90 [ 654.556392][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.561493][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.566420][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.570915][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.575596][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.581653][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.587798][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.592986][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.597829][T14116] do_SYSENTER_32+0x73/0x90 [ 654.602338][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.608644][T14116] [ 654.610956][T14116] Uninit was stored to memory at: [ 654.615996][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 654.621705][T14116] __msan_chain_origin+0x50/0x90 [ 654.626630][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.631729][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.636654][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.641233][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.645910][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.651971][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.658127][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.663315][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.668155][T14116] do_SYSENTER_32+0x73/0x90 [ 654.672648][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.678955][T14116] [ 654.681272][T14116] Uninit was stored to memory at: [ 654.686299][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 654.692007][T14116] __msan_chain_origin+0x50/0x90 [ 654.697021][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.702122][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.707046][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.711533][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.716198][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.722361][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.728503][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.733689][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.738530][T14116] do_SYSENTER_32+0x73/0x90 [ 654.743110][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.749417][T14116] [ 654.751731][T14116] Uninit was stored to memory at: [ 654.756743][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 654.762536][T14116] __msan_chain_origin+0x50/0x90 [ 654.767465][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.772580][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.777592][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.782096][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.786765][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.792833][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.798974][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.804163][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.809001][T14116] do_SYSENTER_32+0x73/0x90 [ 654.813494][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.819905][T14116] [ 654.822219][T14116] Uninit was stored to memory at: [ 654.827234][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 654.832944][T14116] __msan_chain_origin+0x50/0x90 [ 654.837877][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 654.842993][T14116] get_compat_msghdr+0x108/0x2b0 [ 654.847935][T14116] do_recvmmsg+0xdbb/0x22c0 [ 654.852425][T14116] __sys_recvmmsg+0x5dd/0x610 [ 654.857090][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 654.863145][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 654.869289][T14116] __do_fast_syscall_32+0x2af/0x480 [ 654.874474][T14116] do_fast_syscall_32+0x6b/0xd0 [ 654.879314][T14116] do_SYSENTER_32+0x73/0x90 [ 654.883807][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 654.890112][T14116] [ 654.892426][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 654.899087][T14116] do_recvmmsg+0xbf/0x22c0 [ 654.903492][T14116] do_recvmmsg+0xbf/0x22c0 [ 655.119356][T14116] not chained 910000 origins [ 655.123969][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 655.132634][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 655.142685][T14116] Call Trace: [ 655.145984][T14116] dump_stack+0x21c/0x280 [ 655.150328][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 655.156054][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 655.161616][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 655.167709][T14116] ? kmsan_get_metadata+0x116/0x180 [ 655.172915][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 655.178768][T14116] ? kmsan_get_metadata+0x116/0x180 [ 655.183976][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 655.189791][T14116] ? kmsan_get_metadata+0x116/0x180 [ 655.195096][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 655.200651][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 655.206728][T14116] ? _copy_from_user+0x201/0x310 [ 655.211677][T14116] ? kmsan_get_metadata+0x116/0x180 [ 655.216887][T14116] __msan_chain_origin+0x50/0x90 [ 655.221836][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.226973][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.231923][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.236449][T14116] ? update_misfit_status+0x2c/0xc30 [ 655.241789][T14116] ? kmsan_get_metadata+0x116/0x180 [ 655.247003][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 655.252905][T14116] ? kmsan_get_metadata+0x116/0x180 [ 655.258113][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 655.263753][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 655.269041][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 655.273803][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 655.278572][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.283270][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.289358][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.295520][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.300731][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.305710][T14116] do_SYSENTER_32+0x73/0x90 [ 655.310224][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.316553][T14116] RIP: 0023:0xf7ff9549 [ 655.320616][T14116] Code: Bad RIP value. [ 655.324679][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 655.333089][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 655.341063][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 655.349060][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 655.357050][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 655.365020][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 655.373206][T14116] Uninit was stored to memory at: [ 655.378244][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 655.383991][T14116] __msan_chain_origin+0x50/0x90 [ 655.388931][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.394044][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.398984][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.403602][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.408289][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.414393][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.420566][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.425769][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.430632][T14116] do_SYSENTER_32+0x73/0x90 [ 655.435572][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.441889][T14116] [ 655.444288][T14116] Uninit was stored to memory at: [ 655.449329][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 655.455051][T14116] __msan_chain_origin+0x50/0x90 [ 655.459993][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.465107][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.470046][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.474636][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.479320][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.485395][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.491552][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.496758][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.501610][T14116] do_SYSENTER_32+0x73/0x90 [ 655.506119][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.512431][T14116] [ 655.514755][T14116] Uninit was stored to memory at: [ 655.519784][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 655.525507][T14116] __msan_chain_origin+0x50/0x90 [ 655.530447][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.535561][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.540502][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.545007][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.549689][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.555759][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.561915][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.567121][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.571970][T14116] do_SYSENTER_32+0x73/0x90 [ 655.576480][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.582798][T14116] [ 655.585149][T14116] Uninit was stored to memory at: [ 655.590300][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 655.596023][T14116] __msan_chain_origin+0x50/0x90 [ 655.600966][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.606105][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.611045][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.615553][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.620239][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.626310][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.632466][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.637668][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.642519][T14116] do_SYSENTER_32+0x73/0x90 [ 655.647032][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.653347][T14116] [ 655.655670][T14116] Uninit was stored to memory at: [ 655.660703][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 655.666426][T14116] __msan_chain_origin+0x50/0x90 [ 655.671368][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.676482][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.681428][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.685936][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.690618][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.696707][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.702879][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.708080][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.712943][T14116] do_SYSENTER_32+0x73/0x90 [ 655.717449][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.723762][T14116] [ 655.726083][T14116] Uninit was stored to memory at: [ 655.731126][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 655.736847][T14116] __msan_chain_origin+0x50/0x90 [ 655.741791][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.746909][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.751865][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.756371][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.761055][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.767124][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.773374][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.778597][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.783457][T14116] do_SYSENTER_32+0x73/0x90 [ 655.787963][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.794392][T14116] [ 655.796715][T14116] Uninit was stored to memory at: [ 655.801745][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 655.807502][T14116] __msan_chain_origin+0x50/0x90 [ 655.812441][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 655.817556][T14116] get_compat_msghdr+0x108/0x2b0 [ 655.822512][T14116] do_recvmmsg+0xdbb/0x22c0 [ 655.827027][T14116] __sys_recvmmsg+0x5dd/0x610 [ 655.831729][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 655.837802][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 655.843962][T14116] __do_fast_syscall_32+0x2af/0x480 [ 655.849165][T14116] do_fast_syscall_32+0x6b/0xd0 [ 655.854023][T14116] do_SYSENTER_32+0x73/0x90 [ 655.858532][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 655.864865][T14116] [ 655.867192][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 655.873863][T14116] do_recvmmsg+0xbf/0x22c0 [ 655.878279][T14116] do_recvmmsg+0xbf/0x22c0 [ 656.085346][T14116] not chained 920000 origins [ 656.089981][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 656.098653][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 656.108708][T14116] Call Trace: [ 656.112008][T14116] dump_stack+0x21c/0x280 [ 656.116351][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 656.122078][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 656.127724][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 656.133803][T14116] ? kmsan_get_metadata+0x116/0x180 [ 656.139011][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 656.144825][T14116] ? kmsan_get_metadata+0x116/0x180 [ 656.150032][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 656.155869][T14116] ? kmsan_get_metadata+0x116/0x180 [ 656.161073][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 656.166740][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 656.172820][T14116] ? _copy_from_user+0x201/0x310 [ 656.177766][T14116] ? kmsan_get_metadata+0x116/0x180 [ 656.182991][T14116] __msan_chain_origin+0x50/0x90 [ 656.187939][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.193069][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.198022][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.202536][T14116] ? update_misfit_status+0x2c/0xc30 [ 656.207838][T14116] ? kmsan_get_metadata+0x116/0x180 [ 656.213046][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 656.218946][T14116] ? kmsan_get_metadata+0x116/0x180 [ 656.224189][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 656.229829][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 656.235117][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 656.239986][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 656.244755][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.249453][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.255535][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.261700][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.266916][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.271778][T14116] do_SYSENTER_32+0x73/0x90 [ 656.276301][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.282645][T14116] RIP: 0023:0xf7ff9549 [ 656.286706][T14116] Code: Bad RIP value. [ 656.290768][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 656.299181][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 656.307157][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 656.315133][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 656.323104][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 656.331077][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 656.339054][T14116] Uninit was stored to memory at: [ 656.344088][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 656.349817][T14116] __msan_chain_origin+0x50/0x90 [ 656.354789][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.359905][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.364935][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.369451][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.374137][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.380209][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.386371][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.391574][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.396425][T14116] do_SYSENTER_32+0x73/0x90 [ 656.400939][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.407255][T14116] [ 656.409580][T14116] Uninit was stored to memory at: [ 656.414619][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 656.420346][T14116] __msan_chain_origin+0x50/0x90 [ 656.425287][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.430409][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.435350][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.439858][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.444540][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.450617][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.457039][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.462268][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.467119][T14116] do_SYSENTER_32+0x73/0x90 [ 656.471631][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.477946][T14116] [ 656.480268][T14116] Uninit was stored to memory at: [ 656.485298][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 656.491019][T14116] __msan_chain_origin+0x50/0x90 [ 656.495963][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.501081][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.506023][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.510527][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.515224][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.521293][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.527451][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.532655][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.537510][T14116] do_SYSENTER_32+0x73/0x90 [ 656.542015][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.548417][T14116] [ 656.550758][T14116] Uninit was stored to memory at: [ 656.555789][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 656.561510][T14116] __msan_chain_origin+0x50/0x90 [ 656.566450][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.571561][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.576503][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.581007][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.585687][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.591755][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.597912][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.603122][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.607975][T14116] do_SYSENTER_32+0x73/0x90 [ 656.612483][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.618794][T14116] [ 656.621120][T14116] Uninit was stored to memory at: [ 656.626150][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 656.631873][T14116] __msan_chain_origin+0x50/0x90 [ 656.636811][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.641922][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.646869][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.651375][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.656051][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.662138][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.668298][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.673499][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.678348][T14116] do_SYSENTER_32+0x73/0x90 [ 656.682852][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.689169][T14116] [ 656.691492][T14116] Uninit was stored to memory at: [ 656.696520][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 656.702238][T14116] __msan_chain_origin+0x50/0x90 [ 656.707179][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.712293][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.717230][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.721769][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.726535][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.732607][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.738762][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.743963][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.748815][T14116] do_SYSENTER_32+0x73/0x90 [ 656.753322][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.759639][T14116] [ 656.762084][T14116] Uninit was stored to memory at: [ 656.767199][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 656.772920][T14116] __msan_chain_origin+0x50/0x90 [ 656.777880][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 656.782989][T14116] get_compat_msghdr+0x108/0x2b0 [ 656.787929][T14116] do_recvmmsg+0xdbb/0x22c0 [ 656.792432][T14116] __sys_recvmmsg+0x5dd/0x610 [ 656.797115][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 656.803190][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 656.809367][T14116] __do_fast_syscall_32+0x2af/0x480 [ 656.814591][T14116] do_fast_syscall_32+0x6b/0xd0 [ 656.819445][T14116] do_SYSENTER_32+0x73/0x90 [ 656.823971][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 656.830293][T14116] [ 656.832637][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 656.839326][T14116] do_recvmmsg+0xbf/0x22c0 [ 656.843745][T14116] do_recvmmsg+0xbf/0x22c0 [ 657.062609][T14102] not chained 930000 origins [ 657.067268][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 657.075934][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 657.085988][T14102] Call Trace: [ 657.089292][T14102] dump_stack+0x21c/0x280 [ 657.093651][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 657.099379][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 657.104924][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 657.111033][T14102] ? kmsan_get_metadata+0x116/0x180 [ 657.116235][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 657.122048][T14102] ? kmsan_get_metadata+0x116/0x180 [ 657.127255][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 657.133084][T14102] ? kmsan_get_metadata+0x116/0x180 [ 657.138291][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 657.143847][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 657.149920][T14102] ? _copy_from_user+0x201/0x310 [ 657.154868][T14102] ? kmsan_get_metadata+0x116/0x180 [ 657.160079][T14102] __msan_chain_origin+0x50/0x90 [ 657.165030][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.170177][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.175132][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.179684][T14102] ? kmsan_get_metadata+0x116/0x180 [ 657.184895][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 657.190792][T14102] ? kmsan_get_metadata+0x116/0x180 [ 657.195993][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 657.201623][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 657.206904][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 657.211660][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 657.216419][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.221099][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.227186][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.233355][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.238553][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.243396][T14102] do_SYSENTER_32+0x73/0x90 [ 657.247897][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.254216][T14102] RIP: 0023:0xf7ff9549 [ 657.258265][T14102] Code: Bad RIP value. [ 657.262331][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 657.270752][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 657.278827][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 657.286798][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 657.294777][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 657.302758][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 657.310728][T14102] Uninit was stored to memory at: [ 657.315769][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 657.321494][T14102] __msan_chain_origin+0x50/0x90 [ 657.326426][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.331639][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.336565][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.341059][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.345726][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.351788][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.357940][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.363126][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.367971][T14102] do_SYSENTER_32+0x73/0x90 [ 657.372486][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.378878][T14102] [ 657.381193][T14102] Uninit was stored to memory at: [ 657.386215][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 657.391927][T14102] __msan_chain_origin+0x50/0x90 [ 657.396858][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.401996][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.406943][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.411443][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.416117][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.422182][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.428335][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.433537][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.438385][T14102] do_SYSENTER_32+0x73/0x90 [ 657.442881][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.449198][T14102] [ 657.451544][T14102] Uninit was stored to memory at: [ 657.456569][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 657.462280][T14102] __msan_chain_origin+0x50/0x90 [ 657.467216][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.472336][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.477265][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.481759][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.486431][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.492506][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.498651][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.503840][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.508713][T14102] do_SYSENTER_32+0x73/0x90 [ 657.513210][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.519518][T14102] [ 657.521835][T14102] Uninit was stored to memory at: [ 657.526851][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 657.532557][T14102] __msan_chain_origin+0x50/0x90 [ 657.537484][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.542583][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.547507][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.552018][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.556773][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.562843][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.568987][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.574179][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.579020][T14102] do_SYSENTER_32+0x73/0x90 [ 657.583513][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.589818][T14102] [ 657.592134][T14102] Uninit was stored to memory at: [ 657.597154][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 657.602875][T14102] __msan_chain_origin+0x50/0x90 [ 657.607802][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.612901][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.617827][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.622317][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.626984][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.633039][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.639183][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.644456][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.649295][T14102] do_SYSENTER_32+0x73/0x90 [ 657.653788][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.660093][T14102] [ 657.662411][T14102] Uninit was stored to memory at: [ 657.667423][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 657.673129][T14102] __msan_chain_origin+0x50/0x90 [ 657.678071][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.683176][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.688110][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.692601][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.697273][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.703347][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.709492][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.714681][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.719520][T14102] do_SYSENTER_32+0x73/0x90 [ 657.724014][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.730316][T14102] [ 657.732628][T14102] Uninit was stored to memory at: [ 657.737646][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 657.743354][T14102] __msan_chain_origin+0x50/0x90 [ 657.748284][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 657.753384][T14102] get_compat_msghdr+0x108/0x2b0 [ 657.758309][T14102] do_recvmmsg+0xdbb/0x22c0 [ 657.762816][T14102] __sys_recvmmsg+0x5dd/0x610 [ 657.767484][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 657.773820][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 657.779983][T14102] __do_fast_syscall_32+0x2af/0x480 [ 657.785174][T14102] do_fast_syscall_32+0x6b/0xd0 [ 657.790017][T14102] do_SYSENTER_32+0x73/0x90 [ 657.794512][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 657.800816][T14102] [ 657.803146][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 657.809809][T14102] do_recvmmsg+0xbf/0x22c0 [ 657.814211][T14102] do_recvmmsg+0xbf/0x22c0 [ 658.060101][T14102] not chained 940000 origins [ 658.064735][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 658.073402][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 658.083462][T14102] Call Trace: [ 658.086770][T14102] dump_stack+0x21c/0x280 [ 658.091116][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 658.096847][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 658.102426][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 658.108531][T14102] ? kmsan_get_metadata+0x116/0x180 [ 658.113736][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 658.119551][T14102] ? kmsan_get_metadata+0x116/0x180 [ 658.124757][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 658.130565][T14102] ? kmsan_get_metadata+0x116/0x180 [ 658.135771][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 658.141325][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 658.147405][T14102] ? _copy_from_user+0x201/0x310 [ 658.152351][T14102] ? kmsan_get_metadata+0x116/0x180 [ 658.157558][T14102] __msan_chain_origin+0x50/0x90 [ 658.162510][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.167646][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.172597][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.177125][T14102] ? kmsan_get_metadata+0x116/0x180 [ 658.182429][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 658.188356][T14102] ? kmsan_get_metadata+0x116/0x180 [ 658.193562][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 658.199202][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 658.204495][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 658.209265][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 658.214034][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.218757][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.224841][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.231007][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.236219][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.241117][T14102] do_SYSENTER_32+0x73/0x90 [ 658.245630][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.251961][T14102] RIP: 0023:0xf7ff9549 [ 658.256021][T14102] Code: Bad RIP value. [ 658.260088][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 658.268533][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 658.276510][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 658.284488][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 658.292470][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 658.300456][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 658.308440][T14102] Uninit was stored to memory at: [ 658.313486][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 658.319213][T14102] __msan_chain_origin+0x50/0x90 [ 658.324157][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.329281][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.334223][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.338734][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.343422][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.349499][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.355745][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.360947][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.365829][T14102] do_SYSENTER_32+0x73/0x90 [ 658.370352][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.376666][T14102] [ 658.379010][T14102] Uninit was stored to memory at: [ 658.384098][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 658.389825][T14102] __msan_chain_origin+0x50/0x90 [ 658.394770][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.399914][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.404862][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.409373][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.414061][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.420135][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.426299][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.431503][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.436471][T14102] do_SYSENTER_32+0x73/0x90 [ 658.440981][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.447302][T14102] [ 658.449628][T14102] Uninit was stored to memory at: [ 658.454686][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 658.460408][T14102] __msan_chain_origin+0x50/0x90 [ 658.465358][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.470477][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.475416][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.479922][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.484605][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.490773][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.496947][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.502148][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.507040][T14102] do_SYSENTER_32+0x73/0x90 [ 658.511548][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.517970][T14102] [ 658.520293][T14102] Uninit was stored to memory at: [ 658.525336][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 658.531100][T14102] __msan_chain_origin+0x50/0x90 [ 658.536042][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.541156][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.546096][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.550601][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.555377][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.561512][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.567675][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.572879][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.577743][T14102] do_SYSENTER_32+0x73/0x90 [ 658.582249][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.588567][T14102] [ 658.590894][T14102] Uninit was stored to memory at: [ 658.595925][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 658.601642][T14102] __msan_chain_origin+0x50/0x90 [ 658.606589][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.611710][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.616653][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.621158][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.625963][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.632039][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.638204][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.643412][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.648270][T14102] do_SYSENTER_32+0x73/0x90 [ 658.652813][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.659130][T14102] [ 658.661462][T14102] Uninit was stored to memory at: [ 658.666497][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 658.672220][T14102] __msan_chain_origin+0x50/0x90 [ 658.677166][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.682284][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.687256][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.691763][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.696453][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.702652][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.708817][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.714024][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.718884][T14102] do_SYSENTER_32+0x73/0x90 [ 658.723449][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.729765][T14102] [ 658.732089][T14102] Uninit was stored to memory at: [ 658.737122][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 658.742850][T14102] __msan_chain_origin+0x50/0x90 [ 658.747799][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 658.752916][T14102] get_compat_msghdr+0x108/0x2b0 [ 658.757861][T14102] do_recvmmsg+0xdbb/0x22c0 [ 658.762370][T14102] __sys_recvmmsg+0x5dd/0x610 [ 658.767057][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 658.773131][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 658.779294][T14102] __do_fast_syscall_32+0x2af/0x480 [ 658.784499][T14102] do_fast_syscall_32+0x6b/0xd0 [ 658.789356][T14102] do_SYSENTER_32+0x73/0x90 [ 658.793863][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 658.800183][T14102] [ 658.802509][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 658.809277][T14102] do_recvmmsg+0xbf/0x22c0 [ 658.813696][T14102] do_recvmmsg+0xbf/0x22c0 [ 659.061717][T14116] not chained 950000 origins [ 659.066358][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 659.075035][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 659.085092][T14116] Call Trace: [ 659.088403][T14116] dump_stack+0x21c/0x280 [ 659.092748][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 659.098501][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 659.104057][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 659.110138][T14116] ? kmsan_get_metadata+0x116/0x180 [ 659.115346][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 659.121167][T14116] ? kmsan_get_metadata+0x116/0x180 [ 659.126377][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 659.132208][T14116] ? kmsan_get_metadata+0x116/0x180 [ 659.137419][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 659.142982][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 659.149066][T14116] ? _copy_from_user+0x201/0x310 [ 659.154046][T14116] ? kmsan_get_metadata+0x116/0x180 [ 659.159256][T14116] __msan_chain_origin+0x50/0x90 [ 659.164415][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.169549][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.174503][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.179027][T14116] ? update_misfit_status+0x2c/0xc30 [ 659.184335][T14116] ? kmsan_get_metadata+0x116/0x180 [ 659.189541][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 659.195442][T14116] ? kmsan_get_metadata+0x116/0x180 [ 659.200648][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 659.206390][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 659.211684][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 659.216539][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 659.221314][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.226015][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.232097][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.238255][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.243465][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.248326][T14116] do_SYSENTER_32+0x73/0x90 [ 659.252944][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.259270][T14116] RIP: 0023:0xf7ff9549 [ 659.263328][T14116] Code: Bad RIP value. [ 659.267393][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 659.275809][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 659.283788][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 659.291857][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 659.299836][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 659.307820][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 659.315804][T14116] Uninit was stored to memory at: [ 659.320846][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 659.326575][T14116] __msan_chain_origin+0x50/0x90 [ 659.331518][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.336635][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.341575][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.346084][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.350768][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.356861][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.363022][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.368225][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.373092][T14116] do_SYSENTER_32+0x73/0x90 [ 659.377605][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.383924][T14116] [ 659.386249][T14116] Uninit was stored to memory at: [ 659.391284][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 659.397008][T14116] __msan_chain_origin+0x50/0x90 [ 659.401953][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.407144][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.412138][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.416644][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.421330][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.427402][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.433561][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.438764][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.443619][T14116] do_SYSENTER_32+0x73/0x90 [ 659.448131][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.454447][T14116] [ 659.456772][T14116] Uninit was stored to memory at: [ 659.461802][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 659.467523][T14116] __msan_chain_origin+0x50/0x90 [ 659.472560][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.477671][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.482610][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.487115][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.491829][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.497901][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.504062][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.509266][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.514118][T14116] do_SYSENTER_32+0x73/0x90 [ 659.518624][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.524939][T14116] [ 659.527266][T14116] Uninit was stored to memory at: [ 659.532299][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 659.538022][T14116] __msan_chain_origin+0x50/0x90 [ 659.542970][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.548121][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.553054][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.557559][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.562239][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.568312][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.574491][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.579690][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.584562][T14116] do_SYSENTER_32+0x73/0x90 [ 659.589071][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.595407][T14116] [ 659.597728][T14116] Uninit was stored to memory at: [ 659.602753][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 659.608472][T14116] __msan_chain_origin+0x50/0x90 [ 659.613416][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.618532][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.623487][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.627995][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.632673][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.638744][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.645020][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.650232][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.655117][T14116] do_SYSENTER_32+0x73/0x90 [ 659.659625][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.666037][T14116] [ 659.668362][T14116] Uninit was stored to memory at: [ 659.673442][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 659.679166][T14116] __msan_chain_origin+0x50/0x90 [ 659.684111][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.689231][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.694176][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.698684][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.703372][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.709459][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.715604][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.720805][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.725649][T14116] do_SYSENTER_32+0x73/0x90 [ 659.730150][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.736460][T14116] [ 659.738775][T14116] Uninit was stored to memory at: [ 659.743806][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 659.749528][T14116] __msan_chain_origin+0x50/0x90 [ 659.754469][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 659.759576][T14116] get_compat_msghdr+0x108/0x2b0 [ 659.764522][T14116] do_recvmmsg+0xdbb/0x22c0 [ 659.769018][T14116] __sys_recvmmsg+0x5dd/0x610 [ 659.773687][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 659.779746][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 659.785919][T14116] __do_fast_syscall_32+0x2af/0x480 [ 659.791109][T14116] do_fast_syscall_32+0x6b/0xd0 [ 659.795949][T14116] do_SYSENTER_32+0x73/0x90 [ 659.800443][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 659.806749][T14116] [ 659.809063][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 659.815724][T14116] do_recvmmsg+0xbf/0x22c0 [ 659.820129][T14116] do_recvmmsg+0xbf/0x22c0 [ 660.219283][T14102] not chained 960000 origins [ 660.224004][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 660.232677][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 660.242737][T14102] Call Trace: [ 660.246050][T14102] dump_stack+0x21c/0x280 [ 660.250395][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 660.256130][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 660.261686][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 660.267768][T14102] ? kmsan_get_metadata+0x116/0x180 [ 660.272975][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 660.278798][T14102] ? kmsan_get_metadata+0x116/0x180 [ 660.284027][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 660.289853][T14102] ? kmsan_get_metadata+0x116/0x180 [ 660.295059][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 660.300608][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 660.306678][T14102] ? _copy_from_user+0x201/0x310 [ 660.311616][T14102] ? kmsan_get_metadata+0x116/0x180 [ 660.316808][T14102] __msan_chain_origin+0x50/0x90 [ 660.321743][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.326880][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.331838][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.336354][T14102] ? kmsan_get_metadata+0x116/0x180 [ 660.341577][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 660.347465][T14102] ? kmsan_get_metadata+0x116/0x180 [ 660.352657][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 660.358282][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 660.363665][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 660.368505][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 660.373264][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.377946][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.384030][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.390530][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.395737][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.400612][T14102] do_SYSENTER_32+0x73/0x90 [ 660.405109][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.411422][T14102] RIP: 0023:0xf7ff9549 [ 660.415560][T14102] Code: Bad RIP value. [ 660.419623][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 660.428050][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 660.436021][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 660.443995][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 660.451984][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 660.459948][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 660.468011][T14102] Uninit was stored to memory at: [ 660.473038][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 660.478771][T14102] __msan_chain_origin+0x50/0x90 [ 660.483706][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.488808][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.494259][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.498753][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.503424][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.509479][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.515627][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.520830][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.525674][T14102] do_SYSENTER_32+0x73/0x90 [ 660.530173][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.536478][T14102] [ 660.538807][T14102] Uninit was stored to memory at: [ 660.543822][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 660.549544][T14102] __msan_chain_origin+0x50/0x90 [ 660.554472][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.561830][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.566776][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.571282][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.575951][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.582006][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.588150][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.593339][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.598178][T14102] do_SYSENTER_32+0x73/0x90 [ 660.602672][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.608979][T14102] [ 660.611293][T14102] Uninit was stored to memory at: [ 660.616308][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 660.622014][T14102] __msan_chain_origin+0x50/0x90 [ 660.626953][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.632054][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.636996][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.641490][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.646246][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.652319][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.658479][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.663667][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.668524][T14102] do_SYSENTER_32+0x73/0x90 [ 660.673019][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.679324][T14102] [ 660.681635][T14102] Uninit was stored to memory at: [ 660.686737][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 660.692444][T14102] __msan_chain_origin+0x50/0x90 [ 660.697371][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.702494][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.707420][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.711910][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.716595][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.722651][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.728811][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.734001][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.738838][T14102] do_SYSENTER_32+0x73/0x90 [ 660.743329][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.749633][T14102] [ 660.751944][T14102] Uninit was stored to memory at: [ 660.756957][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 660.762686][T14102] __msan_chain_origin+0x50/0x90 [ 660.767631][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.772731][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.777655][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.782144][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.786831][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.792889][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.799033][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.804226][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.809066][T14102] do_SYSENTER_32+0x73/0x90 [ 660.813576][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.819882][T14102] [ 660.822196][T14102] Uninit was stored to memory at: [ 660.827212][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 660.832920][T14102] __msan_chain_origin+0x50/0x90 [ 660.837861][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.842977][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.847919][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.852419][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.857101][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.863159][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.869303][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.874506][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.879349][T14102] do_SYSENTER_32+0x73/0x90 [ 660.883865][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.890171][T14102] [ 660.892487][T14102] Uninit was stored to memory at: [ 660.897510][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 660.903218][T14102] __msan_chain_origin+0x50/0x90 [ 660.908146][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 660.913245][T14102] get_compat_msghdr+0x108/0x2b0 [ 660.918168][T14102] do_recvmmsg+0xdbb/0x22c0 [ 660.922658][T14102] __sys_recvmmsg+0x5dd/0x610 [ 660.927411][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 660.933466][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 660.939608][T14102] __do_fast_syscall_32+0x2af/0x480 [ 660.944798][T14102] do_fast_syscall_32+0x6b/0xd0 [ 660.949643][T14102] do_SYSENTER_32+0x73/0x90 [ 660.954137][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 660.960459][T14102] [ 660.962777][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 660.969546][T14102] do_recvmmsg+0xbf/0x22c0 [ 660.974047][T14102] do_recvmmsg+0xbf/0x22c0 [ 661.386634][T14116] not chained 970000 origins [ 661.391268][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 661.399943][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 661.410001][T14116] Call Trace: [ 661.413307][T14116] dump_stack+0x21c/0x280 [ 661.417652][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 661.423384][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 661.428948][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 661.435028][T14116] ? kmsan_get_metadata+0x116/0x180 [ 661.440331][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 661.446149][T14116] ? kmsan_get_metadata+0x116/0x180 [ 661.451362][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 661.457178][T14116] ? kmsan_get_metadata+0x116/0x180 [ 661.462509][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 661.468069][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 661.474180][T14116] ? _copy_from_user+0x201/0x310 [ 661.479130][T14116] ? kmsan_get_metadata+0x116/0x180 [ 661.484343][T14116] __msan_chain_origin+0x50/0x90 [ 661.489289][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 661.494460][T14116] get_compat_msghdr+0x108/0x2b0 [ 661.499414][T14116] do_recvmmsg+0xdbb/0x22c0 [ 661.503928][T14116] ? update_misfit_status+0x2c/0xc30 [ 661.509233][T14116] ? kmsan_get_metadata+0x116/0x180 [ 661.514445][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 661.520348][T14116] ? kmsan_get_metadata+0x116/0x180 [ 661.525558][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 661.531248][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 661.536543][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 661.541314][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 661.546089][T14116] __sys_recvmmsg+0x5dd/0x610 [ 661.550790][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 661.556876][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 661.563042][T14116] __do_fast_syscall_32+0x2af/0x480 [ 661.568259][T14116] do_fast_syscall_32+0x6b/0xd0 [ 661.573133][T14116] do_SYSENTER_32+0x73/0x90 [ 661.577652][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 661.584125][T14116] RIP: 0023:0xf7ff9549 [ 661.588191][T14116] Code: Bad RIP value. [ 661.592259][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 661.600678][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 661.608658][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 661.616677][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 661.624659][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 661.632639][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 661.640622][T14116] Uninit was stored to memory at: [ 661.645677][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 661.651411][T14116] __msan_chain_origin+0x50/0x90 [ 661.656358][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 661.661494][T14116] get_compat_msghdr+0x108/0x2b0 [ 661.666433][T14116] do_recvmmsg+0xdbb/0x22c0 [ 661.670938][T14116] __sys_recvmmsg+0x5dd/0x610 [ 661.675615][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 661.681706][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 661.687866][T14116] __do_fast_syscall_32+0x2af/0x480 [ 661.693067][T14116] do_fast_syscall_32+0x6b/0xd0 [ 661.697924][T14116] do_SYSENTER_32+0x73/0x90 [ 661.702431][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 661.708747][T14116] [ 661.711070][T14116] Uninit was stored to memory at: [ 661.716096][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 661.721819][T14116] __msan_chain_origin+0x50/0x90 [ 661.726761][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 661.731899][T14116] get_compat_msghdr+0x108/0x2b0 [ 661.736838][T14116] do_recvmmsg+0xdbb/0x22c0 [ 661.741365][T14116] __sys_recvmmsg+0x5dd/0x610 [ 661.746134][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 661.752207][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 661.758362][T14116] __do_fast_syscall_32+0x2af/0x480 [ 661.763589][T14116] do_fast_syscall_32+0x6b/0xd0 [ 661.768439][T14116] do_SYSENTER_32+0x73/0x90 [ 661.772941][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 661.779255][T14116] [ 661.781576][T14116] Uninit was stored to memory at: [ 661.786604][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 661.792323][T14116] __msan_chain_origin+0x50/0x90 [ 661.797462][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 661.802576][T14116] get_compat_msghdr+0x108/0x2b0 [ 661.807512][T14116] do_recvmmsg+0xdbb/0x22c0 [ 661.812019][T14116] __sys_recvmmsg+0x5dd/0x610 [ 661.816698][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 661.822792][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 661.828949][T14116] __do_fast_syscall_32+0x2af/0x480 [ 661.834155][T14116] do_fast_syscall_32+0x6b/0xd0 [ 661.839006][T14116] do_SYSENTER_32+0x73/0x90 [ 661.843521][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 661.849861][T14116] [ 661.852183][T14116] Uninit was stored to memory at: [ 661.857210][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 661.862931][T14116] __msan_chain_origin+0x50/0x90 [ 661.867994][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 661.873129][T14116] get_compat_msghdr+0x108/0x2b0 [ 661.878071][T14116] do_recvmmsg+0xdbb/0x22c0 [ 661.882582][T14116] __sys_recvmmsg+0x5dd/0x610 [ 661.887378][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 661.893441][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 661.899589][T14116] __do_fast_syscall_32+0x2af/0x480 [ 661.904882][T14116] do_fast_syscall_32+0x6b/0xd0 [ 661.909730][T14116] do_SYSENTER_32+0x73/0x90 [ 661.914227][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 661.920534][T14116] [ 661.922847][T14116] Uninit was stored to memory at: [ 661.927866][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 661.933575][T14116] __msan_chain_origin+0x50/0x90 [ 661.938501][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 661.943602][T14116] get_compat_msghdr+0x108/0x2b0 [ 661.948530][T14116] do_recvmmsg+0xdbb/0x22c0 [ 661.953035][T14116] __sys_recvmmsg+0x5dd/0x610 [ 661.957704][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 661.963778][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 661.969936][T14116] __do_fast_syscall_32+0x2af/0x480 [ 661.975229][T14116] do_fast_syscall_32+0x6b/0xd0 [ 661.980070][T14116] do_SYSENTER_32+0x73/0x90 [ 661.984565][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 661.990966][T14116] [ 661.993400][T14116] Uninit was stored to memory at: [ 662.006314][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 662.012122][T14116] __msan_chain_origin+0x50/0x90 [ 662.017050][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 662.022148][T14116] get_compat_msghdr+0x108/0x2b0 [ 662.027183][T14116] do_recvmmsg+0xdbb/0x22c0 [ 662.031676][T14116] __sys_recvmmsg+0x5dd/0x610 [ 662.036342][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.042396][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.048627][T14116] __do_fast_syscall_32+0x2af/0x480 [ 662.053817][T14116] do_fast_syscall_32+0x6b/0xd0 [ 662.058676][T14116] do_SYSENTER_32+0x73/0x90 [ 662.063185][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.069493][T14116] [ 662.071805][T14116] Uninit was stored to memory at: [ 662.076836][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 662.082560][T14116] __msan_chain_origin+0x50/0x90 [ 662.087487][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 662.092589][T14116] get_compat_msghdr+0x108/0x2b0 [ 662.097515][T14116] do_recvmmsg+0xdbb/0x22c0 [ 662.102007][T14116] __sys_recvmmsg+0x5dd/0x610 [ 662.106675][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.112750][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.118895][T14116] __do_fast_syscall_32+0x2af/0x480 [ 662.124212][T14116] do_fast_syscall_32+0x6b/0xd0 [ 662.129054][T14116] do_SYSENTER_32+0x73/0x90 [ 662.133550][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.139855][T14116] [ 662.142168][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 662.148831][T14116] do_recvmmsg+0xbf/0x22c0 [ 662.153233][T14116] do_recvmmsg+0xbf/0x22c0 [ 662.256266][T14102] not chained 980000 origins [ 662.260901][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 662.269564][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 662.279616][T14102] Call Trace: [ 662.282918][T14102] dump_stack+0x21c/0x280 [ 662.287259][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 662.292988][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 662.298541][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 662.304616][T14102] ? kmsan_get_metadata+0x116/0x180 [ 662.309823][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 662.315649][T14102] ? kmsan_get_metadata+0x116/0x180 [ 662.320859][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 662.326696][T14102] ? kmsan_get_metadata+0x116/0x180 [ 662.331905][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 662.337456][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 662.343656][T14102] ? _copy_from_user+0x201/0x310 [ 662.348600][T14102] ? kmsan_get_metadata+0x116/0x180 [ 662.353804][T14102] __msan_chain_origin+0x50/0x90 [ 662.358755][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.363890][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.368844][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.373369][T14102] ? kmsan_get_metadata+0x116/0x180 [ 662.378575][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 662.384475][T14102] ? kmsan_get_metadata+0x116/0x180 [ 662.389681][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 662.399670][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 662.404968][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 662.409737][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 662.414509][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.419224][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.425309][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.431604][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.436817][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.441675][T14102] do_SYSENTER_32+0x73/0x90 [ 662.446191][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.452570][T14102] RIP: 0023:0xf7ff9549 [ 662.456637][T14102] Code: Bad RIP value. [ 662.460700][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 662.469206][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 662.477183][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 662.485158][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 662.493129][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 662.501101][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 662.509083][T14102] Uninit was stored to memory at: [ 662.514118][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 662.519842][T14102] __msan_chain_origin+0x50/0x90 [ 662.524782][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.529900][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.534841][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.539346][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.544026][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.550106][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.556268][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.561477][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.566337][T14102] do_SYSENTER_32+0x73/0x90 [ 662.570850][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.577166][T14102] [ 662.579488][T14102] Uninit was stored to memory at: [ 662.584522][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 662.590257][T14102] __msan_chain_origin+0x50/0x90 [ 662.595200][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.600320][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.605291][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.609800][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.614484][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.620566][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.626728][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.631930][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.636784][T14102] do_SYSENTER_32+0x73/0x90 [ 662.641293][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.647607][T14102] [ 662.650104][T14102] Uninit was stored to memory at: [ 662.655233][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 662.660968][T14102] __msan_chain_origin+0x50/0x90 [ 662.665912][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.671031][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.675968][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.680469][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.685153][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.691226][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.697382][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.702586][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.707475][T14102] do_SYSENTER_32+0x73/0x90 [ 662.711986][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.718341][T14102] [ 662.720662][T14102] Uninit was stored to memory at: [ 662.725691][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 662.731410][T14102] __msan_chain_origin+0x50/0x90 [ 662.736351][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.741467][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.746404][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.750911][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.755591][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.761700][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.767859][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.773062][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.777916][T14102] do_SYSENTER_32+0x73/0x90 [ 662.782425][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.788770][T14102] [ 662.791103][T14102] Uninit was stored to memory at: [ 662.796136][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 662.801890][T14102] __msan_chain_origin+0x50/0x90 [ 662.806835][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.811952][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.816892][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.821407][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.826090][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.832163][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.838322][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.843535][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.848392][T14102] do_SYSENTER_32+0x73/0x90 [ 662.852904][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.859217][T14102] [ 662.861542][T14102] Uninit was stored to memory at: [ 662.866577][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 662.872300][T14102] __msan_chain_origin+0x50/0x90 [ 662.877243][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.882354][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.887295][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.891799][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.896483][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.902583][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.908742][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.913948][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.918801][T14102] do_SYSENTER_32+0x73/0x90 [ 662.923308][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 662.929629][T14102] [ 662.931953][T14102] Uninit was stored to memory at: [ 662.936986][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 662.942708][T14102] __msan_chain_origin+0x50/0x90 [ 662.947653][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 662.952768][T14102] get_compat_msghdr+0x108/0x2b0 [ 662.957716][T14102] do_recvmmsg+0xdbb/0x22c0 [ 662.962224][T14102] __sys_recvmmsg+0x5dd/0x610 [ 662.966911][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 662.973012][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 662.979170][T14102] __do_fast_syscall_32+0x2af/0x480 [ 662.984374][T14102] do_fast_syscall_32+0x6b/0xd0 [ 662.989230][T14102] do_SYSENTER_32+0x73/0x90 [ 662.993743][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 663.000087][T14102] [ 663.002420][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 663.009102][T14102] do_recvmmsg+0xbf/0x22c0 [ 663.013519][T14102] do_recvmmsg+0xbf/0x22c0 [ 663.403819][T14102] not chained 990000 origins [ 663.408455][T14102] CPU: 1 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 663.417127][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 663.427185][T14102] Call Trace: [ 663.430504][T14102] dump_stack+0x21c/0x280 [ 663.434846][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 663.440574][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 663.446140][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 663.452224][T14102] ? kmsan_get_metadata+0x116/0x180 [ 663.457438][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 663.463256][T14102] ? kmsan_get_metadata+0x116/0x180 [ 663.468473][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 663.474291][T14102] ? kmsan_get_metadata+0x116/0x180 [ 663.479497][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 663.485050][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 663.491129][T14102] ? _copy_from_user+0x201/0x310 [ 663.496075][T14102] ? kmsan_get_metadata+0x116/0x180 [ 663.501280][T14102] __msan_chain_origin+0x50/0x90 [ 663.506319][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 663.511456][T14102] get_compat_msghdr+0x108/0x2b0 [ 663.516436][T14102] do_recvmmsg+0xdbb/0x22c0 [ 663.520976][T14102] ? kmsan_get_metadata+0x116/0x180 [ 663.526188][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 663.532087][T14102] ? kmsan_get_metadata+0x116/0x180 [ 663.537288][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 663.542924][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 663.548253][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 663.553106][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 663.557882][T14102] __sys_recvmmsg+0x5dd/0x610 [ 663.562579][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 663.568663][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 663.574843][T14102] __do_fast_syscall_32+0x2af/0x480 [ 663.580053][T14102] do_fast_syscall_32+0x6b/0xd0 [ 663.584910][T14102] do_SYSENTER_32+0x73/0x90 [ 663.589422][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 663.595748][T14102] RIP: 0023:0xf7ff9549 [ 663.597550][T14116] not chained 1000000 origins [ 663.599811][T14102] Code: Bad RIP value. [ 663.608515][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 663.616939][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 663.624905][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 663.632877][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 663.640832][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 663.648877][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 663.656944][T14102] Uninit was stored to memory at: [ 663.656958][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 663.656979][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 663.661990][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 663.670625][T14116] Call Trace: [ 663.680668][T14102] __msan_chain_origin+0x50/0x90 [ 663.686379][T14116] dump_stack+0x21c/0x280 [ 663.689674][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 663.694603][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 663.698922][T14102] get_compat_msghdr+0x108/0x2b0 [ 663.704022][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 663.709718][T14102] do_recvmmsg+0xdbb/0x22c0 [ 663.714638][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 663.720159][T14102] __sys_recvmmsg+0x5dd/0x610 [ 663.724644][T14116] ? kmsan_get_metadata+0x116/0x180 [ 663.730686][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 663.735340][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 663.740551][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 663.746606][T14116] ? kmsan_get_metadata+0x116/0x180 [ 663.752387][T14102] __do_fast_syscall_32+0x2af/0x480 [ 663.758551][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 663.763727][T14102] do_fast_syscall_32+0x6b/0xd0 [ 663.768896][T14116] ? kmsan_get_metadata+0x116/0x180 [ 663.774689][T14102] do_SYSENTER_32+0x73/0x90 [ 663.779537][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 663.784711][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 663.789190][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 663.794699][T14102] [ 663.801013][T14116] ? _copy_from_user+0x201/0x310 [ 663.807040][T14102] Uninit was stored to memory at: [ 663.809374][T14116] ? kmsan_get_metadata+0x116/0x180 [ 663.814302][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 663.819304][T14116] __msan_chain_origin+0x50/0x90 [ 663.824493][T14102] __msan_chain_origin+0x50/0x90 [ 663.830189][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 663.835215][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 663.840137][T14116] get_compat_msghdr+0x108/0x2b0 [ 663.845215][T14102] get_compat_msghdr+0x108/0x2b0 [ 663.850304][T14116] do_recvmmsg+0xdbb/0x22c0 [ 663.855213][T14102] do_recvmmsg+0xdbb/0x22c0 [ 663.860130][T14116] ? update_misfit_status+0x2c/0xc30 [ 663.864606][T14102] __sys_recvmmsg+0x5dd/0x610 [ 663.869102][T14116] ? kmsan_get_metadata+0x116/0x180 [ 663.874362][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 663.879016][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 663.884191][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 663.890232][T14116] ? kmsan_get_metadata+0x116/0x180 [ 663.896099][T14102] __do_fast_syscall_32+0x2af/0x480 [ 663.902227][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 663.907400][T14102] do_fast_syscall_32+0x6b/0xd0 [ 663.912588][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 663.918211][T14102] do_SYSENTER_32+0x73/0x90 [ 663.923146][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 663.928407][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 663.932884][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 663.937613][T14102] [ 663.943923][T14116] __sys_recvmmsg+0x5dd/0x610 [ 663.948654][T14102] Uninit was stored to memory at: [ 663.950978][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 663.955641][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 663.960646][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 663.966684][T14102] __msan_chain_origin+0x50/0x90 [ 663.972396][T14116] __do_fast_syscall_32+0x2af/0x480 [ 663.978525][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 663.983457][T14116] do_fast_syscall_32+0x6b/0xd0 [ 663.988628][T14102] get_compat_msghdr+0x108/0x2b0 [ 663.993732][T14116] do_SYSENTER_32+0x73/0x90 [ 663.998570][T14102] do_recvmmsg+0xdbb/0x22c0 [ 664.003493][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.007971][T14102] __sys_recvmmsg+0x5dd/0x610 [ 664.012462][T14116] RIP: 0023:0xf7ff9549 [ 664.018769][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.023406][T14116] Code: Bad RIP value. [ 664.027462][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.033494][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 664.037550][T14102] __do_fast_syscall_32+0x2af/0x480 [ 664.043684][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 664.052073][T14102] do_fast_syscall_32+0x6b/0xd0 [ 664.057237][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 664.065191][T14102] do_SYSENTER_32+0x73/0x90 [ 664.070011][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 664.077982][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.082471][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 664.090416][T14102] [ 664.096721][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 664.104679][T14102] Uninit was stored to memory at: [ 664.107025][T14116] Uninit was stored to memory at: [ 664.114986][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 664.120002][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 664.125001][T14102] __msan_chain_origin+0x50/0x90 [ 664.130691][T14116] __msan_chain_origin+0x50/0x90 [ 664.136384][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 664.141304][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 664.146216][T14102] get_compat_msghdr+0x108/0x2b0 [ 664.151297][T14116] get_compat_msghdr+0x108/0x2b0 [ 664.156483][T14102] do_recvmmsg+0xdbb/0x22c0 [ 664.161394][T14116] do_recvmmsg+0xdbb/0x22c0 [ 664.166306][T14102] __sys_recvmmsg+0x5dd/0x610 [ 664.170783][T14116] __sys_recvmmsg+0x5dd/0x610 [ 664.175264][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.179929][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.184705][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.190941][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.196984][T14102] __do_fast_syscall_32+0x2af/0x480 [ 664.203126][T14116] __do_fast_syscall_32+0x2af/0x480 [ 664.209254][T14102] do_fast_syscall_32+0x6b/0xd0 [ 664.214426][T14116] do_fast_syscall_32+0x6b/0xd0 [ 664.219598][T14102] do_SYSENTER_32+0x73/0x90 [ 664.224422][T14116] do_SYSENTER_32+0x73/0x90 [ 664.229244][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.233717][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.238193][T14102] [ 664.244499][T14116] [ 664.250798][T14102] Uninit was stored to memory at: [ 664.253103][T14116] Uninit was stored to memory at: [ 664.255427][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 664.260422][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 664.265425][T14102] __msan_chain_origin+0x50/0x90 [ 664.271144][T14116] __msan_chain_origin+0x50/0x90 [ 664.276857][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 664.281766][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 664.286692][T14102] get_compat_msghdr+0x108/0x2b0 [ 664.291784][T14116] get_compat_msghdr+0x108/0x2b0 [ 664.296871][T14102] do_recvmmsg+0xdbb/0x22c0 [ 664.301788][T14116] do_recvmmsg+0xdbb/0x22c0 [ 664.306702][T14102] __sys_recvmmsg+0x5dd/0x610 [ 664.311182][T14116] __sys_recvmmsg+0x5dd/0x610 [ 664.315664][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.320313][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.324989][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.331029][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.337073][T14102] __do_fast_syscall_32+0x2af/0x480 [ 664.343198][T14116] __do_fast_syscall_32+0x2af/0x480 [ 664.349343][T14102] do_fast_syscall_32+0x6b/0xd0 [ 664.354513][T14116] do_fast_syscall_32+0x6b/0xd0 [ 664.359690][T14102] do_SYSENTER_32+0x73/0x90 [ 664.364616][T14116] do_SYSENTER_32+0x73/0x90 [ 664.369451][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.373931][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.378399][T14102] [ 664.384705][T14116] [ 664.391020][T14102] Uninit was stored to memory at: [ 664.393329][T14116] Uninit was stored to memory at: [ 664.395650][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 664.400657][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 664.400680][T14116] __msan_chain_origin+0x50/0x90 [ 664.405700][T14102] __msan_chain_origin+0x50/0x90 [ 664.411394][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 664.417112][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 664.422039][T14116] get_compat_msghdr+0x108/0x2b0 [ 664.426991][T14102] get_compat_msghdr+0x108/0x2b0 [ 664.432184][T14116] do_recvmmsg+0xdbb/0x22c0 [ 664.432197][T14116] __sys_recvmmsg+0x5dd/0x610 [ 664.432227][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.437326][T14102] do_recvmmsg+0xdbb/0x22c0 [ 664.442247][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.447166][T14102] __sys_recvmmsg+0x5dd/0x610 [ 664.451660][T14116] __do_fast_syscall_32+0x2af/0x480 [ 664.456314][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.462370][T14116] do_fast_syscall_32+0x6b/0xd0 [ 664.466878][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.473029][T14116] do_SYSENTER_32+0x73/0x90 [ 664.477684][T14102] __do_fast_syscall_32+0x2af/0x480 [ 664.482860][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.488890][T14102] do_fast_syscall_32+0x6b/0xd0 [ 664.488914][T14102] do_SYSENTER_32+0x73/0x90 [ 664.493744][T14116] [ 664.499888][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.499900][T14102] [ 664.504383][T14116] Uninit was stored to memory at: [ 664.509556][T14102] Uninit was stored to memory at: [ 664.515868][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 664.520693][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 664.525185][T14116] __msan_chain_origin+0x50/0x90 [ 664.527491][T14102] __msan_chain_origin+0x50/0x90 [ 664.533794][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 664.536105][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 664.541103][T14116] get_compat_msghdr+0x108/0x2b0 [ 664.546101][T14102] get_compat_msghdr+0x108/0x2b0 [ 664.551792][T14116] do_recvmmsg+0xdbb/0x22c0 [ 664.557484][T14102] do_recvmmsg+0xdbb/0x22c0 [ 664.562397][T14116] __sys_recvmmsg+0x5dd/0x610 [ 664.567309][T14102] __sys_recvmmsg+0x5dd/0x610 [ 664.572400][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.577488][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.582400][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.587312][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.591788][T14116] __do_fast_syscall_32+0x2af/0x480 [ 664.596267][T14102] __do_fast_syscall_32+0x2af/0x480 [ 664.601093][T14116] do_fast_syscall_32+0x6b/0xd0 [ 664.605747][T14102] do_fast_syscall_32+0x6b/0xd0 [ 664.611802][T14116] do_SYSENTER_32+0x73/0x90 [ 664.617845][T14102] do_SYSENTER_32+0x73/0x90 [ 664.623988][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.630115][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.635272][T14116] [ 664.640445][T14102] [ 664.645287][T14116] Uninit was stored to memory at: [ 664.650114][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 664.654601][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 664.659090][T14102] do_recvmmsg+0xbf/0x22c0 [ 664.665394][T14116] __msan_chain_origin+0x50/0x90 [ 664.671693][T14102] do_recvmmsg+0xbf/0x22c0 [ 664.674000][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 664.712785][T14116] get_compat_msghdr+0x108/0x2b0 [ 664.717734][T14116] do_recvmmsg+0xdbb/0x22c0 [ 664.722253][T14116] __sys_recvmmsg+0x5dd/0x610 [ 664.726952][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.733057][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.739216][T14116] __do_fast_syscall_32+0x2af/0x480 [ 664.744423][T14116] do_fast_syscall_32+0x6b/0xd0 [ 664.749280][T14116] do_SYSENTER_32+0x73/0x90 [ 664.753785][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.760103][T14116] [ 664.762432][T14116] Uninit was stored to memory at: [ 664.767464][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 664.773190][T14116] __msan_chain_origin+0x50/0x90 [ 664.778134][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 664.783249][T14116] get_compat_msghdr+0x108/0x2b0 [ 664.788972][T14116] do_recvmmsg+0xdbb/0x22c0 [ 664.793480][T14116] __sys_recvmmsg+0x5dd/0x610 [ 664.798165][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.804240][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.810403][T14116] __do_fast_syscall_32+0x2af/0x480 [ 664.815614][T14116] do_fast_syscall_32+0x6b/0xd0 [ 664.820473][T14116] do_SYSENTER_32+0x73/0x90 [ 664.825013][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.831328][T14116] [ 664.833663][T14116] Uninit was stored to memory at: [ 664.838698][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 664.844418][T14116] __msan_chain_origin+0x50/0x90 [ 664.849362][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 664.854481][T14116] get_compat_msghdr+0x108/0x2b0 [ 664.859508][T14116] do_recvmmsg+0xdbb/0x22c0 [ 664.864024][T14116] __sys_recvmmsg+0x5dd/0x610 [ 664.868706][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 664.874779][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 664.881029][T14116] __do_fast_syscall_32+0x2af/0x480 [ 664.886269][T14116] do_fast_syscall_32+0x6b/0xd0 [ 664.891123][T14116] do_SYSENTER_32+0x73/0x90 [ 664.895633][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 664.901950][T14116] [ 664.904276][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 664.910953][T14116] do_recvmmsg+0xbf/0x22c0 [ 664.915371][T14116] do_recvmmsg+0xbf/0x22c0 [ 665.364258][T14102] not chained 1010000 origins [ 665.368980][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 665.377651][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 665.387736][T14102] Call Trace: [ 665.391038][T14102] dump_stack+0x21c/0x280 [ 665.395383][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 665.401111][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 665.406675][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 665.412874][T14102] ? kmsan_get_metadata+0x116/0x180 [ 665.418082][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 665.423898][T14102] ? kmsan_get_metadata+0x116/0x180 [ 665.429133][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 665.434946][T14102] ? kmsan_get_metadata+0x116/0x180 [ 665.440152][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 665.445703][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 665.451779][T14102] ? _copy_from_user+0x201/0x310 [ 665.456842][T14102] ? kmsan_get_metadata+0x116/0x180 [ 665.462048][T14102] __msan_chain_origin+0x50/0x90 [ 665.466999][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 665.472130][T14102] get_compat_msghdr+0x108/0x2b0 [ 665.477084][T14102] do_recvmmsg+0xdbb/0x22c0 [ 665.481614][T14102] ? kmsan_get_metadata+0x116/0x180 [ 665.486997][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 665.492897][T14102] ? kmsan_get_metadata+0x116/0x180 [ 665.498106][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 665.503746][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 665.509038][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 665.513804][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 665.518574][T14102] __sys_recvmmsg+0x5dd/0x610 [ 665.523298][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 665.529386][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 665.535634][T14102] __do_fast_syscall_32+0x2af/0x480 [ 665.546491][T14102] do_fast_syscall_32+0x6b/0xd0 [ 665.551354][T14102] do_SYSENTER_32+0x73/0x90 [ 665.555972][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 665.562302][T14102] RIP: 0023:0xf7ff9549 [ 665.566366][T14102] Code: Bad RIP value. [ 665.570429][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 665.578850][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 665.586825][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 665.594798][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 665.602774][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 665.610749][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 665.618728][T14102] Uninit was stored to memory at: [ 665.623763][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 665.629496][T14102] __msan_chain_origin+0x50/0x90 [ 665.634438][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 665.639558][T14102] get_compat_msghdr+0x108/0x2b0 [ 665.644492][T14102] do_recvmmsg+0xdbb/0x22c0 [ 665.648998][T14102] __sys_recvmmsg+0x5dd/0x610 [ 665.653678][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 665.659744][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 665.665918][T14102] __do_fast_syscall_32+0x2af/0x480 [ 665.671120][T14102] do_fast_syscall_32+0x6b/0xd0 [ 665.675972][T14102] do_SYSENTER_32+0x73/0x90 [ 665.680476][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 665.686791][T14102] [ 665.689114][T14102] Uninit was stored to memory at: [ 665.694268][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 665.699991][T14102] __msan_chain_origin+0x50/0x90 [ 665.704933][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 665.710046][T14102] get_compat_msghdr+0x108/0x2b0 [ 665.714997][T14102] do_recvmmsg+0xdbb/0x22c0 [ 665.719503][T14102] __sys_recvmmsg+0x5dd/0x610 [ 665.724186][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 665.730257][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 665.736412][T14102] __do_fast_syscall_32+0x2af/0x480 [ 665.741614][T14102] do_fast_syscall_32+0x6b/0xd0 [ 665.746577][T14102] do_SYSENTER_32+0x73/0x90 [ 665.751107][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 665.757439][T14102] [ 665.759761][T14102] Uninit was stored to memory at: [ 665.768082][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 665.773889][T14102] __msan_chain_origin+0x50/0x90 [ 665.778830][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 665.783945][T14102] get_compat_msghdr+0x108/0x2b0 [ 665.788888][T14102] do_recvmmsg+0xdbb/0x22c0 [ 665.793390][T14102] __sys_recvmmsg+0x5dd/0x610 [ 665.798074][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 665.804148][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 665.810313][T14102] __do_fast_syscall_32+0x2af/0x480 [ 665.815512][T14102] do_fast_syscall_32+0x6b/0xd0 [ 665.820366][T14102] do_SYSENTER_32+0x73/0x90 [ 665.824874][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 665.831188][T14102] [ 665.833512][T14102] Uninit was stored to memory at: [ 665.838544][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 665.844270][T14102] __msan_chain_origin+0x50/0x90 [ 665.849214][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 665.854424][T14102] get_compat_msghdr+0x108/0x2b0 [ 665.859394][T14102] do_recvmmsg+0xdbb/0x22c0 [ 665.863901][T14102] __sys_recvmmsg+0x5dd/0x610 [ 665.868587][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 665.874656][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 665.880854][T14102] __do_fast_syscall_32+0x2af/0x480 [ 665.886060][T14102] do_fast_syscall_32+0x6b/0xd0 [ 665.891002][T14102] do_SYSENTER_32+0x73/0x90 [ 665.895509][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 665.901823][T14102] [ 665.904147][T14102] Uninit was stored to memory at: [ 665.909181][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 665.914990][T14102] __msan_chain_origin+0x50/0x90 [ 665.919931][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 665.925048][T14102] get_compat_msghdr+0x108/0x2b0 [ 665.930073][T14102] do_recvmmsg+0xdbb/0x22c0 [ 665.934574][T14102] __sys_recvmmsg+0x5dd/0x610 [ 665.939287][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 665.945366][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 665.951524][T14102] __do_fast_syscall_32+0x2af/0x480 [ 665.956729][T14102] do_fast_syscall_32+0x6b/0xd0 [ 665.961582][T14102] do_SYSENTER_32+0x73/0x90 [ 665.966090][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 665.972487][T14102] [ 665.974809][T14102] Uninit was stored to memory at: [ 665.979839][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 665.985560][T14102] __msan_chain_origin+0x50/0x90 [ 665.990497][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 665.995631][T14102] get_compat_msghdr+0x108/0x2b0 [ 666.000567][T14102] do_recvmmsg+0xdbb/0x22c0 [ 666.005068][T14102] __sys_recvmmsg+0x5dd/0x610 [ 666.009760][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 666.015850][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 666.022004][T14102] __do_fast_syscall_32+0x2af/0x480 [ 666.027203][T14102] do_fast_syscall_32+0x6b/0xd0 [ 666.032141][T14102] do_SYSENTER_32+0x73/0x90 [ 666.036646][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 666.042960][T14102] [ 666.045281][T14102] Uninit was stored to memory at: [ 666.050317][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 666.056243][T14102] __msan_chain_origin+0x50/0x90 [ 666.061190][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 666.066309][T14102] get_compat_msghdr+0x108/0x2b0 [ 666.071509][T14102] do_recvmmsg+0xdbb/0x22c0 [ 666.076046][T14102] __sys_recvmmsg+0x5dd/0x610 [ 666.080836][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 666.086911][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 666.093065][T14102] __do_fast_syscall_32+0x2af/0x480 [ 666.098269][T14102] do_fast_syscall_32+0x6b/0xd0 [ 666.103215][T14102] do_SYSENTER_32+0x73/0x90 [ 666.107723][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 666.114037][T14102] [ 666.116361][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 666.123034][T14102] do_recvmmsg+0xbf/0x22c0 [ 666.127453][T14102] do_recvmmsg+0xbf/0x22c0 [ 666.500147][T14116] not chained 1020000 origins [ 666.504865][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 666.513521][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 666.523565][T14116] Call Trace: [ 666.526858][T14116] dump_stack+0x21c/0x280 [ 666.531185][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 666.536894][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 666.542432][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 666.548508][T14116] ? kmsan_get_metadata+0x116/0x180 [ 666.553796][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 666.559612][T14116] ? kmsan_get_metadata+0x116/0x180 [ 666.564806][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 666.570609][T14116] ? kmsan_get_metadata+0x116/0x180 [ 666.575802][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 666.581341][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 666.587402][T14116] ? _copy_from_user+0x201/0x310 [ 666.592334][T14116] ? kmsan_get_metadata+0x116/0x180 [ 666.597526][T14116] __msan_chain_origin+0x50/0x90 [ 666.602460][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 666.607574][T14116] get_compat_msghdr+0x108/0x2b0 [ 666.612509][T14116] do_recvmmsg+0xdbb/0x22c0 [ 666.617010][T14116] ? update_misfit_status+0x2c/0xc30 [ 666.622294][T14116] ? kmsan_get_metadata+0x116/0x180 [ 666.627500][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 666.633384][T14116] ? kmsan_get_metadata+0x116/0x180 [ 666.638575][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 666.644203][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 666.649506][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 666.654284][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 666.659040][T14116] __sys_recvmmsg+0x5dd/0x610 [ 666.663719][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 666.669802][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 666.675952][T14116] __do_fast_syscall_32+0x2af/0x480 [ 666.681155][T14116] do_fast_syscall_32+0x6b/0xd0 [ 666.685999][T14116] do_SYSENTER_32+0x73/0x90 [ 666.690523][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 666.696839][T14116] RIP: 0023:0xf7ff9549 [ 666.700910][T14116] Code: Bad RIP value. [ 666.704962][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 666.713366][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 666.721325][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 666.729285][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 666.737259][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 666.745452][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 666.753595][T14116] Uninit was stored to memory at: [ 666.758615][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 666.764323][T14116] __msan_chain_origin+0x50/0x90 [ 666.769250][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 666.774351][T14116] get_compat_msghdr+0x108/0x2b0 [ 666.779277][T14116] do_recvmmsg+0xdbb/0x22c0 [ 666.783768][T14116] __sys_recvmmsg+0x5dd/0x610 [ 666.788435][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 666.794490][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 666.800636][T14116] __do_fast_syscall_32+0x2af/0x480 [ 666.805827][T14116] do_fast_syscall_32+0x6b/0xd0 [ 666.810666][T14116] do_SYSENTER_32+0x73/0x90 [ 666.815169][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 666.821470][T14116] [ 666.823778][T14116] Uninit was stored to memory at: [ 666.828792][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 666.834496][T14116] __msan_chain_origin+0x50/0x90 [ 666.839422][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 666.844519][T14116] get_compat_msghdr+0x108/0x2b0 [ 666.849446][T14116] do_recvmmsg+0xdbb/0x22c0 [ 666.853945][T14116] __sys_recvmmsg+0x5dd/0x610 [ 666.858628][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 666.864701][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 666.870844][T14116] __do_fast_syscall_32+0x2af/0x480 [ 666.876048][T14116] do_fast_syscall_32+0x6b/0xd0 [ 666.880888][T14116] do_SYSENTER_32+0x73/0x90 [ 666.885381][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 666.891687][T14116] [ 666.893999][T14116] Uninit was stored to memory at: [ 666.899017][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 666.904725][T14116] __msan_chain_origin+0x50/0x90 [ 666.909653][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 666.914753][T14116] get_compat_msghdr+0x108/0x2b0 [ 666.919680][T14116] do_recvmmsg+0xdbb/0x22c0 [ 666.924177][T14116] __sys_recvmmsg+0x5dd/0x610 [ 666.928866][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 666.934921][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 666.941065][T14116] __do_fast_syscall_32+0x2af/0x480 [ 666.946272][T14116] do_fast_syscall_32+0x6b/0xd0 [ 666.951124][T14116] do_SYSENTER_32+0x73/0x90 [ 666.955616][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 666.961920][T14116] [ 666.964234][T14116] Uninit was stored to memory at: [ 666.969250][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 666.974958][T14116] __msan_chain_origin+0x50/0x90 [ 666.979884][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 666.984985][T14116] get_compat_msghdr+0x108/0x2b0 [ 666.989911][T14116] do_recvmmsg+0xdbb/0x22c0 [ 666.994431][T14116] __sys_recvmmsg+0x5dd/0x610 [ 666.999100][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 667.005161][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 667.011312][T14116] __do_fast_syscall_32+0x2af/0x480 [ 667.016524][T14116] do_fast_syscall_32+0x6b/0xd0 [ 667.021364][T14116] do_SYSENTER_32+0x73/0x90 [ 667.025872][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 667.032177][T14116] [ 667.034492][T14116] Uninit was stored to memory at: [ 667.039507][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 667.045214][T14116] __msan_chain_origin+0x50/0x90 [ 667.050159][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 667.055259][T14116] get_compat_msghdr+0x108/0x2b0 [ 667.060188][T14116] do_recvmmsg+0xdbb/0x22c0 [ 667.064679][T14116] __sys_recvmmsg+0x5dd/0x610 [ 667.069368][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 667.075428][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 667.081574][T14116] __do_fast_syscall_32+0x2af/0x480 [ 667.086761][T14116] do_fast_syscall_32+0x6b/0xd0 [ 667.091599][T14116] do_SYSENTER_32+0x73/0x90 [ 667.096112][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 667.102435][T14116] [ 667.104749][T14116] Uninit was stored to memory at: [ 667.109763][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 667.115474][T14116] __msan_chain_origin+0x50/0x90 [ 667.120412][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 667.125519][T14116] get_compat_msghdr+0x108/0x2b0 [ 667.130449][T14116] do_recvmmsg+0xdbb/0x22c0 [ 667.134958][T14116] __sys_recvmmsg+0x5dd/0x610 [ 667.139625][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 667.145699][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 667.151841][T14116] __do_fast_syscall_32+0x2af/0x480 [ 667.157028][T14116] do_fast_syscall_32+0x6b/0xd0 [ 667.161875][T14116] do_SYSENTER_32+0x73/0x90 [ 667.166373][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 667.172677][T14116] [ 667.174992][T14116] Uninit was stored to memory at: [ 667.180010][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 667.185721][T14116] __msan_chain_origin+0x50/0x90 [ 667.190671][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 667.195772][T14116] get_compat_msghdr+0x108/0x2b0 [ 667.200718][T14116] do_recvmmsg+0xdbb/0x22c0 [ 667.205227][T14116] __sys_recvmmsg+0x5dd/0x610 [ 667.209896][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 667.215968][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 667.222110][T14116] __do_fast_syscall_32+0x2af/0x480 [ 667.227298][T14116] do_fast_syscall_32+0x6b/0xd0 [ 667.232152][T14116] do_SYSENTER_32+0x73/0x90 [ 667.236649][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 667.242952][T14116] [ 667.245265][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 667.251925][T14116] do_recvmmsg+0xbf/0x22c0 [ 667.256348][T14116] do_recvmmsg+0xbf/0x22c0 [ 667.770604][T14116] not chained 1030000 origins [ 667.775338][T14116] CPU: 0 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 667.784011][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 667.794080][T14116] Call Trace: [ 667.797400][T14116] dump_stack+0x21c/0x280 [ 667.801752][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 667.807488][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 667.813046][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 667.819149][T14116] ? kmsan_get_metadata+0x116/0x180 [ 667.824352][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 667.830160][T14116] ? kmsan_get_metadata+0x116/0x180 [ 667.835372][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 667.841197][T14116] ? kmsan_get_metadata+0x116/0x180 [ 667.846400][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 667.851952][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 667.858027][T14116] ? _copy_from_user+0x201/0x310 [ 667.862975][T14116] ? kmsan_get_metadata+0x116/0x180 [ 667.868214][T14116] __msan_chain_origin+0x50/0x90 [ 667.873169][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 667.878305][T14116] get_compat_msghdr+0x108/0x2b0 [ 667.883254][T14116] do_recvmmsg+0xdbb/0x22c0 [ 667.887773][T14116] ? update_misfit_status+0x2c/0xc30 [ 667.893075][T14116] ? kmsan_get_metadata+0x116/0x180 [ 667.898288][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 667.904194][T14116] ? kmsan_get_metadata+0x116/0x180 [ 667.909398][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 667.915038][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 667.920349][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 667.925122][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 667.929893][T14116] __sys_recvmmsg+0x5dd/0x610 [ 667.934592][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 667.940705][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 667.946869][T14116] __do_fast_syscall_32+0x2af/0x480 [ 667.952126][T14116] do_fast_syscall_32+0x6b/0xd0 [ 667.956988][T14116] do_SYSENTER_32+0x73/0x90 [ 667.961529][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 667.967859][T14116] RIP: 0023:0xf7ff9549 [ 667.971920][T14116] Code: Bad RIP value. [ 667.975984][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 667.984401][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 667.992378][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 668.000355][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 668.008338][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 668.016315][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 668.024423][T14116] Uninit was stored to memory at: [ 668.029462][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 668.035311][T14116] __msan_chain_origin+0x50/0x90 [ 668.040259][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 668.045374][T14116] get_compat_msghdr+0x108/0x2b0 [ 668.050324][T14116] do_recvmmsg+0xdbb/0x22c0 [ 668.054826][T14116] __sys_recvmmsg+0x5dd/0x610 [ 668.059505][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 668.065576][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 668.071731][T14116] __do_fast_syscall_32+0x2af/0x480 [ 668.076955][T14116] do_fast_syscall_32+0x6b/0xd0 [ 668.081808][T14116] do_SYSENTER_32+0x73/0x90 [ 668.086415][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 668.092729][T14116] [ 668.095140][T14116] Uninit was stored to memory at: [ 668.100170][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 668.105893][T14116] __msan_chain_origin+0x50/0x90 [ 668.110866][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 668.115982][T14116] get_compat_msghdr+0x108/0x2b0 [ 668.120921][T14116] do_recvmmsg+0xdbb/0x22c0 [ 668.125426][T14116] __sys_recvmmsg+0x5dd/0x610 [ 668.130112][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 668.136180][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 668.142338][T14116] __do_fast_syscall_32+0x2af/0x480 [ 668.147626][T14116] do_fast_syscall_32+0x6b/0xd0 [ 668.152564][T14116] do_SYSENTER_32+0x73/0x90 [ 668.157078][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 668.163436][T14116] [ 668.165757][T14116] Uninit was stored to memory at: [ 668.170815][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 668.176537][T14116] __msan_chain_origin+0x50/0x90 [ 668.181476][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 668.186591][T14116] get_compat_msghdr+0x108/0x2b0 [ 668.191530][T14116] do_recvmmsg+0xdbb/0x22c0 [ 668.196031][T14116] __sys_recvmmsg+0x5dd/0x610 [ 668.200714][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 668.206938][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 668.213104][T14116] __do_fast_syscall_32+0x2af/0x480 [ 668.218420][T14116] do_fast_syscall_32+0x6b/0xd0 [ 668.223398][T14116] do_SYSENTER_32+0x73/0x90 [ 668.227908][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 668.234263][T14116] [ 668.236591][T14116] Uninit was stored to memory at: [ 668.241618][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 668.247338][T14116] __msan_chain_origin+0x50/0x90 [ 668.252279][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 668.257392][T14116] get_compat_msghdr+0x108/0x2b0 [ 668.262332][T14116] do_recvmmsg+0xdbb/0x22c0 [ 668.266836][T14116] __sys_recvmmsg+0x5dd/0x610 [ 668.271522][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 668.277591][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 668.283753][T14116] __do_fast_syscall_32+0x2af/0x480 [ 668.288963][T14116] do_fast_syscall_32+0x6b/0xd0 [ 668.293821][T14116] do_SYSENTER_32+0x73/0x90 [ 668.298333][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 668.304675][T14116] [ 668.307000][T14116] Uninit was stored to memory at: [ 668.312045][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 668.317768][T14116] __msan_chain_origin+0x50/0x90 [ 668.322722][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 668.327973][T14116] get_compat_msghdr+0x108/0x2b0 [ 668.333001][T14116] do_recvmmsg+0xdbb/0x22c0 [ 668.337509][T14116] __sys_recvmmsg+0x5dd/0x610 [ 668.342188][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 668.348258][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 668.354416][T14116] __do_fast_syscall_32+0x2af/0x480 [ 668.359632][T14116] do_fast_syscall_32+0x6b/0xd0 [ 668.364485][T14116] do_SYSENTER_32+0x73/0x90 [ 668.369022][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 668.375335][T14116] [ 668.377655][T14116] Uninit was stored to memory at: [ 668.382680][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 668.388404][T14116] __msan_chain_origin+0x50/0x90 [ 668.396384][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 668.401507][T14116] get_compat_msghdr+0x108/0x2b0 [ 668.406447][T14116] do_recvmmsg+0xdbb/0x22c0 [ 668.410947][T14116] __sys_recvmmsg+0x5dd/0x610 [ 668.415626][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 668.421882][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 668.428036][T14116] __do_fast_syscall_32+0x2af/0x480 [ 668.433240][T14116] do_fast_syscall_32+0x6b/0xd0 [ 668.438112][T14116] do_SYSENTER_32+0x73/0x90 [ 668.442703][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 668.449204][T14116] [ 668.451674][T14116] Uninit was stored to memory at: [ 668.456702][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 668.462423][T14116] __msan_chain_origin+0x50/0x90 [ 668.467366][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 668.472508][T14116] get_compat_msghdr+0x108/0x2b0 [ 668.477454][T14116] do_recvmmsg+0xdbb/0x22c0 [ 668.481957][T14116] __sys_recvmmsg+0x5dd/0x610 [ 668.486649][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 668.492722][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 668.498877][T14116] __do_fast_syscall_32+0x2af/0x480 [ 668.504081][T14116] do_fast_syscall_32+0x6b/0xd0 [ 668.508934][T14116] do_SYSENTER_32+0x73/0x90 [ 668.513440][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 668.519751][T14116] [ 668.522161][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 668.528835][T14116] do_recvmmsg+0xbf/0x22c0 [ 668.533250][T14116] do_recvmmsg+0xbf/0x22c0 [ 668.855008][T14102] not chained 1040000 origins [ 668.859725][T14102] CPU: 0 PID: 14102 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 668.868394][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 668.878452][T14102] Call Trace: [ 668.881762][T14102] dump_stack+0x21c/0x280 [ 668.886108][T14102] kmsan_internal_chain_origin+0x6f/0x130 [ 668.891838][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 668.897410][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 668.903497][T14102] ? kmsan_get_metadata+0x116/0x180 [ 668.908824][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 668.914660][T14102] ? kmsan_get_metadata+0x116/0x180 [ 668.919871][T14102] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 668.925686][T14102] ? kmsan_get_metadata+0x116/0x180 [ 668.930901][T14102] ? kmsan_set_origin_checked+0x95/0xf0 [ 668.936454][T14102] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 668.942530][T14102] ? _copy_from_user+0x201/0x310 [ 668.947478][T14102] ? kmsan_get_metadata+0x116/0x180 [ 668.952682][T14102] __msan_chain_origin+0x50/0x90 [ 668.957641][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 668.962776][T14102] get_compat_msghdr+0x108/0x2b0 [ 668.967728][T14102] do_recvmmsg+0xdbb/0x22c0 [ 668.972254][T14102] ? kmsan_get_metadata+0x116/0x180 [ 668.977462][T14102] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 668.983393][T14102] ? kmsan_get_metadata+0x116/0x180 [ 668.988599][T14102] ? kmsan_internal_set_origin+0x75/0xb0 [ 668.994245][T14102] ? __msan_poison_alloca+0xf0/0x120 [ 668.999629][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 669.004400][T14102] ? __sys_recvmmsg+0xbb/0x610 [ 669.009175][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.013871][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.020038][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.026242][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.031474][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.036333][T14102] do_SYSENTER_32+0x73/0x90 [ 669.040847][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.047172][T14102] RIP: 0023:0xf7ff9549 [ 669.051420][T14102] Code: Bad RIP value. [ 669.055494][T14102] RSP: 002b:00000000f55f30cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 669.063905][T14102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 669.072100][T14102] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 669.080102][T14102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 669.088078][T14102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 669.096053][T14102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 669.104112][T14102] Uninit was stored to memory at: [ 669.109147][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 669.114869][T14102] __msan_chain_origin+0x50/0x90 [ 669.119811][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 669.125009][T14102] get_compat_msghdr+0x108/0x2b0 [ 669.129949][T14102] do_recvmmsg+0xdbb/0x22c0 [ 669.134456][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.139158][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.145233][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.151479][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.156684][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.161533][T14102] do_SYSENTER_32+0x73/0x90 [ 669.166038][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.172351][T14102] [ 669.174675][T14102] Uninit was stored to memory at: [ 669.179723][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 669.185442][T14102] __msan_chain_origin+0x50/0x90 [ 669.190386][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 669.195527][T14102] get_compat_msghdr+0x108/0x2b0 [ 669.200463][T14102] do_recvmmsg+0xdbb/0x22c0 [ 669.204970][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.209658][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.215734][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.221887][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.227096][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.231950][T14102] do_SYSENTER_32+0x73/0x90 [ 669.236478][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.243012][T14102] [ 669.245324][T14102] Uninit was stored to memory at: [ 669.250360][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 669.256080][T14102] __msan_chain_origin+0x50/0x90 [ 669.261007][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 669.266222][T14102] get_compat_msghdr+0x108/0x2b0 [ 669.271147][T14102] do_recvmmsg+0xdbb/0x22c0 [ 669.275641][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.280312][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.286370][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.292518][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.297736][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.302582][T14102] do_SYSENTER_32+0x73/0x90 [ 669.307077][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.313384][T14102] [ 669.315720][T14102] Uninit was stored to memory at: [ 669.320738][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 669.326460][T14102] __msan_chain_origin+0x50/0x90 [ 669.331381][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 669.336477][T14102] get_compat_msghdr+0x108/0x2b0 [ 669.341404][T14102] do_recvmmsg+0xdbb/0x22c0 [ 669.345907][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.350577][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.356635][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.362779][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.367972][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.372815][T14102] do_SYSENTER_32+0x73/0x90 [ 669.377311][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.383616][T14102] [ 669.385927][T14102] Uninit was stored to memory at: [ 669.390957][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 669.396756][T14102] __msan_chain_origin+0x50/0x90 [ 669.401682][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 669.406783][T14102] get_compat_msghdr+0x108/0x2b0 [ 669.411711][T14102] do_recvmmsg+0xdbb/0x22c0 [ 669.416203][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.420867][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.426920][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.433082][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.438285][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.443132][T14102] do_SYSENTER_32+0x73/0x90 [ 669.447637][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.453949][T14102] [ 669.456261][T14102] Uninit was stored to memory at: [ 669.461278][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 669.466997][T14102] __msan_chain_origin+0x50/0x90 [ 669.471938][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 669.477042][T14102] get_compat_msghdr+0x108/0x2b0 [ 669.481973][T14102] do_recvmmsg+0xdbb/0x22c0 [ 669.486464][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.491131][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.497185][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.503327][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.508512][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.513356][T14102] do_SYSENTER_32+0x73/0x90 [ 669.517849][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.524262][T14102] [ 669.526588][T14102] Uninit was stored to memory at: [ 669.531600][T14102] kmsan_internal_chain_origin+0xad/0x130 [ 669.537306][T14102] __msan_chain_origin+0x50/0x90 [ 669.542232][T14102] __get_compat_msghdr+0x6db/0x9d0 [ 669.547677][T14102] get_compat_msghdr+0x108/0x2b0 [ 669.552598][T14102] do_recvmmsg+0xdbb/0x22c0 [ 669.557087][T14102] __sys_recvmmsg+0x5dd/0x610 [ 669.561756][T14102] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 669.567827][T14102] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 669.573970][T14102] __do_fast_syscall_32+0x2af/0x480 [ 669.579160][T14102] do_fast_syscall_32+0x6b/0xd0 [ 669.584031][T14102] do_SYSENTER_32+0x73/0x90 [ 669.588525][T14102] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 669.594829][T14102] [ 669.597145][T14102] Local variable ----msg_sys@do_recvmmsg created at: [ 669.603912][T14102] do_recvmmsg+0xbf/0x22c0 [ 669.608320][T14102] do_recvmmsg+0xbf/0x22c0 [ 670.183401][T14116] not chained 1050000 origins [ 670.188147][T14116] CPU: 1 PID: 14116 Comm: syz-executor.3 Not tainted 5.8.0-rc5-syzkaller #0 [ 670.196892][T14116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 670.206934][T14116] Call Trace: [ 670.210222][T14116] dump_stack+0x21c/0x280 [ 670.214551][T14116] kmsan_internal_chain_origin+0x6f/0x130 [ 670.220270][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 670.225814][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 670.231897][T14116] ? kmsan_get_metadata+0x116/0x180 [ 670.237091][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 670.242890][T14116] ? kmsan_get_metadata+0x116/0x180 [ 670.248173][T14116] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 670.253975][T14116] ? kmsan_get_metadata+0x116/0x180 [ 670.259169][T14116] ? kmsan_set_origin_checked+0x95/0xf0 [ 670.264713][T14116] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 670.270780][T14116] ? _copy_from_user+0x201/0x310 [ 670.275823][T14116] ? kmsan_get_metadata+0x116/0x180 [ 670.281035][T14116] __msan_chain_origin+0x50/0x90 [ 670.285971][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.291088][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.296028][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.300552][T14116] ? update_misfit_status+0x2c/0xc30 [ 670.305840][T14116] ? kmsan_get_metadata+0x116/0x180 [ 670.311038][T14116] ? kmsan_internal_check_memory+0xb1/0x3d0 [ 670.316956][T14116] ? kmsan_get_metadata+0x116/0x180 [ 670.322170][T14116] ? kmsan_internal_set_origin+0x75/0xb0 [ 670.327792][T14116] ? __msan_poison_alloca+0xf0/0x120 [ 670.333161][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 670.337917][T14116] ? __sys_recvmmsg+0xbb/0x610 [ 670.342686][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.347382][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.353454][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.359601][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.364801][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.369645][T14116] do_SYSENTER_32+0x73/0x90 [ 670.374144][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.380615][T14116] RIP: 0023:0xf7ff9549 [ 670.384679][T14116] Code: Bad RIP value. [ 670.388851][T14116] RSP: 002b:00000000f55b10cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 670.397268][T14116] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000600 [ 670.405237][T14116] RDX: 00000000cb88ff8b RSI: 0000000000000002 RDI: 0000000000000000 [ 670.413193][T14116] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 670.421157][T14116] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 670.429151][T14116] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 670.437131][T14116] Uninit was stored to memory at: [ 670.442317][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 670.448027][T14116] __msan_chain_origin+0x50/0x90 [ 670.452963][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.458163][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.463089][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.467584][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.472255][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.478336][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.484484][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.489678][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.494525][T14116] do_SYSENTER_32+0x73/0x90 [ 670.499025][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.505337][T14116] [ 670.507650][T14116] Uninit was stored to memory at: [ 670.512665][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 670.518389][T14116] __msan_chain_origin+0x50/0x90 [ 670.523317][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.528418][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.533344][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.537835][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.542500][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.548555][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.554697][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.559910][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.564750][T14116] do_SYSENTER_32+0x73/0x90 [ 670.569243][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.575553][T14116] [ 670.577884][T14116] Uninit was stored to memory at: [ 670.582899][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 670.588608][T14116] __msan_chain_origin+0x50/0x90 [ 670.593536][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.598637][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.603562][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.608056][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.612722][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.618882][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.625026][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.630217][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.635057][T14116] do_SYSENTER_32+0x73/0x90 [ 670.639553][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.645859][T14116] [ 670.648173][T14116] Uninit was stored to memory at: [ 670.653184][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 670.658888][T14116] __msan_chain_origin+0x50/0x90 [ 670.663819][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.668927][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.673856][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.678527][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.683196][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.689254][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.695552][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.700741][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.705606][T14116] do_SYSENTER_32+0x73/0x90 [ 670.710102][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.716601][T14116] [ 670.718918][T14116] Uninit was stored to memory at: [ 670.723933][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 670.729640][T14116] __msan_chain_origin+0x50/0x90 [ 670.734568][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.739682][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.744609][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.749099][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.753769][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.759828][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.765989][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.771177][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.776017][T14116] do_SYSENTER_32+0x73/0x90 [ 670.780509][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.786902][T14116] [ 670.789216][T14116] Uninit was stored to memory at: [ 670.794335][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 670.800060][T14116] __msan_chain_origin+0x50/0x90 [ 670.804989][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.810091][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.815018][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.819508][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.824177][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.830251][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.836480][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.841667][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.846506][T14116] do_SYSENTER_32+0x73/0x90 [ 670.850997][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.857385][T14116] [ 670.859695][T14116] Uninit was stored to memory at: [ 670.864797][T14116] kmsan_internal_chain_origin+0xad/0x130 [ 670.870507][T14116] __msan_chain_origin+0x50/0x90 [ 670.875436][T14116] __get_compat_msghdr+0x6db/0x9d0 [ 670.880537][T14116] get_compat_msghdr+0x108/0x2b0 [ 670.885463][T14116] do_recvmmsg+0xdbb/0x22c0 [ 670.889973][T14116] __sys_recvmmsg+0x5dd/0x610 [ 670.894641][T14116] __se_compat_sys_recvmmsg_time32+0xfb/0x120 [ 670.900713][T14116] __ia32_compat_sys_recvmmsg_time32+0x62/0x80 [ 670.906948][T14116] __do_fast_syscall_32+0x2af/0x480 [ 670.912147][T14116] do_fast_syscall_32+0x6b/0xd0 [ 670.916993][T14116] do_SYSENTER_32+0x73/0x90 [ 670.921490][T14116] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 670.927803][T14116] [ 670.930117][T14116] Local variable ----msg_sys@do_recvmmsg created at: [ 670.936781][T14116] do_recvmmsg+0xbf/0x22c0 [ 670.941190][T14116] do_recvmmsg+0xbf/0x22c0 16:33:59 executing program 3: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_GETTRIGGER(r0, 0x4d00, 0x0) 16:33:59 executing program 4: openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) openat$hwrng(0xffffff9c, &(0x7f00000003c0)='/dev/hwrng\x00', 0x400000, 0x0) r0 = creat(&(0x7f0000000280)='./bus\x00', 0x0) ftruncate(r0, 0x8200) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) ioctl$KVM_ARM_SET_DEVICE_ADDR(r2, 0x4010aeab, &(0x7f0000000040)={0x20, 0x1000}) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=@newlink={0x50, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x30, 0x12, 0x0, 0x1, @ip6gre={{0xb, 0x1, 'ip6gre\x00'}, {0x20, 0x2, 0x0, 0x1, [@IFLA_GRE_REMOTE={0x14, 0x7, @mcast2={0xff, 0x5}}, @IFLA_GRE_LINK={0x8, 0x1, r5}]}}}]}, 0x50}}, 0x0) 16:33:59 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) 16:33:59 executing program 1: connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:33:59 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) sendmsg$TIPC_NL_SOCK_GET(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x0, 0x70bd26, 0x25dfdbfd, {}, [@TIPC_NLA_SOCK={0x2c, 0x2, 0x0, 0x1, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x2}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0xff}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x78}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x9}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x100}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x51}, 0x24000004) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r1, &(0x7f0000000240)={0x1d, r2, 0x3}, 0x18) r3 = socket$can_j1939(0x1d, 0x2, 0x7) r4 = syz_open_procfs(0x0, &(0x7f0000000180)='net/rpc\x00') connect$caif(r4, &(0x7f00000001c0)=@dgm={0x25, 0x0, 0x58}, 0x18) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r3, &(0x7f0000000240)={0x1d, r5, 0xfffffffffffffffe}, 0x18) dup2(r1, r3) ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r1, 0x400c6615, &(0x7f0000000140)={0x0, @aes128}) 16:33:59 executing program 1: connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:33:59 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, 0x0}, 0x0) 16:33:59 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @loopback}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0x80000001, 0x2f8400) ioctl$HIDIOCGRAWNAME(r1, 0x80404804, &(0x7f00000000c0)) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r3 = dup(r2) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r3, 0xdf, 0x0}, 0x10) ioctl$TCSETS2(r3, 0x402c542b, &(0x7f0000000000)={0xffffff80, 0x3ff, 0x8, 0x0, 0xb, "3ba5f103e21be4fc3b9a46f7aa0aadadce4150", 0x406a, 0x8001}) 16:33:59 executing program 4: openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) openat$hwrng(0xffffff9c, &(0x7f00000003c0)='/dev/hwrng\x00', 0x400000, 0x0) r0 = creat(&(0x7f0000000280)='./bus\x00', 0x0) ftruncate(r0, 0x8200) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) ioctl$KVM_ARM_SET_DEVICE_ADDR(r2, 0x4010aeab, &(0x7f0000000040)={0x20, 0x1000}) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=@newlink={0x50, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x30, 0x12, 0x0, 0x1, @ip6gre={{0xb, 0x1, 'ip6gre\x00'}, {0x20, 0x2, 0x0, 0x1, [@IFLA_GRE_REMOTE={0x14, 0x7, @mcast2={0xff, 0x5}}, @IFLA_GRE_LINK={0x8, 0x1, r5}]}}}]}, 0x50}}, 0x0) 16:34:00 executing program 1: connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:00 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, 0x0}, 0x0) 16:34:00 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) setsockopt$IPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x41, &(0x7f0000000040)={'raw\x00'}, 0x24) ioctl$TIOCSCTTY(0xffffffffffffffff, 0x540e, 0x5) [ 673.849399][ T21] tipc: TX() has been purged, node left! [ 676.607856][ T21] device hsr_slave_0 left promiscuous mode [ 676.622022][ T21] device hsr_slave_1 left promiscuous mode [ 676.630157][ T21] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 676.638320][ T21] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 676.659021][ T21] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 676.666858][ T21] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 676.684233][ T21] device bridge_slave_1 left promiscuous mode [ 676.691377][ T21] bridge0: port 2(bridge_slave_1) entered disabled state [ 676.709020][ T21] device bridge_slave_0 left promiscuous mode [ 676.715845][ T21] bridge0: port 1(bridge_slave_0) entered disabled state [ 676.739712][ T21] device veth1_macvtap left promiscuous mode [ 676.746201][ T21] device veth0_macvtap left promiscuous mode [ 676.752398][ T21] device veth1_vlan left promiscuous mode [ 676.758538][ T21] device veth0_vlan left promiscuous mode [ 681.275110][T14113] Bluetooth: hci3: command 0x0409 tx timeout [ 681.628048][ T21] team0 (unregistering): Port device team_slave_1 removed [ 681.652344][ T21] team0 (unregistering): Port device team_slave_0 removed [ 681.677780][ T21] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 681.703862][ T21] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 681.829570][ T21] bond0 (unregistering): Released all slaves [ 681.962851][T14224] IPVS: ftp: loaded support on port[0] = 21 [ 682.076206][T14113] Bluetooth: hci5: command 0x0406 tx timeout [ 682.411787][T14224] chnl_net:caif_netlink_parms(): no params data found [ 682.648606][T14224] bridge0: port 1(bridge_slave_0) entered blocking state [ 682.656041][T14224] bridge0: port 1(bridge_slave_0) entered disabled state [ 682.666719][T14224] device bridge_slave_0 entered promiscuous mode [ 682.690264][T14224] bridge0: port 2(bridge_slave_1) entered blocking state [ 682.697691][T14224] bridge0: port 2(bridge_slave_1) entered disabled state [ 682.707628][T14224] device bridge_slave_1 entered promiscuous mode [ 682.778367][T14224] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 682.800035][T14224] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 682.872117][T14224] team0: Port device team_slave_0 added [ 682.891609][T14224] team0: Port device team_slave_1 added [ 682.967703][T14224] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 682.974810][T14224] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 683.001701][T14224] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 683.029185][T14224] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 683.036377][T14224] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 683.062998][T14224] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 683.158763][T14224] device hsr_slave_0 entered promiscuous mode [ 683.195583][T14224] device hsr_slave_1 entered promiscuous mode [ 683.205285][T14224] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 683.212905][T14224] Cannot create hsr debugfs directory [ 683.355074][T14113] Bluetooth: hci3: command 0x041b tx timeout [ 683.785996][T14224] 8021q: adding VLAN 0 to HW filter on device bond0 [ 683.824199][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 683.833393][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 683.876338][T14224] 8021q: adding VLAN 0 to HW filter on device team0 [ 683.899212][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 683.909472][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 683.918970][T10910] bridge0: port 1(bridge_slave_0) entered blocking state [ 683.926333][T10910] bridge0: port 1(bridge_slave_0) entered forwarding state [ 683.991602][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 684.000998][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 684.011512][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 684.021057][T10910] bridge0: port 2(bridge_slave_1) entered blocking state [ 684.028353][T10910] bridge0: port 2(bridge_slave_1) entered forwarding state [ 684.037522][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 684.048409][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 684.059589][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 684.070261][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 684.098363][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 684.108333][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 684.119175][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 684.136320][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 684.146801][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 684.179007][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 684.192614][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 684.211677][T14224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 684.295851][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 684.303643][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 684.345736][T14224] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 684.622249][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 684.632540][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 684.703993][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 684.713977][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 684.741497][T14224] device veth0_vlan entered promiscuous mode [ 684.749737][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 684.759138][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 684.797169][T14224] device veth1_vlan entered promiscuous mode [ 684.869176][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 684.879244][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 684.888822][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 684.898756][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 684.940027][T14224] device veth0_macvtap entered promiscuous mode [ 684.971251][T14224] device veth1_macvtap entered promiscuous mode [ 685.008822][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 685.018318][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 685.103862][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 685.114855][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.124934][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 685.135452][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.145375][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 685.156058][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.166097][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 685.176761][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.186795][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 685.197379][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.211792][T14224] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 685.222895][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 685.232933][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 685.400404][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 685.411062][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.421229][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 685.431846][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.441909][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 685.452737][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.463149][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 685.463374][T14113] Bluetooth: hci3: command 0x040f tx timeout [ 685.473745][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.473810][T14224] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 685.473837][T14224] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 685.477614][T14224] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 685.522993][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 685.533287][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 16:34:13 executing program 3: ioperm(0x0, 0x4, 0x401) capget(0x0, 0x0) 16:34:13 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:13 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, 0x0}, 0x0) 16:34:13 executing program 0: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f00000002c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r0, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYBLOB="380000002400ffffff7f000000003c0005000000", @ANYRES32=r0, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=@newtfilter={0x3c, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r0, {}, {}, {0x8}}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0xc, 0x2, [@TCA_FLOWER_CLASSID={0x8, 0x1, {0xa}}]}}]}, 0x3c}}, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f00000002c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYBLOB="380000002400ffffff7f000000003c0005000000", @ANYRES32=r3, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000580)=ANY=[@ANYBLOB='<\x00\x00\x00,\x00\'\r\x00'/20, @ANYRES32=r3, @ANYBLOB="0000001f0000000000080000000b000100666c6f77657200000c000200080001f70900000019087eb22f474d7933433475774f89ab5630ac5c50436c92819c3d3eaf4e35092ad930a827b800765c6d323d47700e6170aa38f2e1395fe08275fa35c6a3817a1c6659a59523f033ca1a85b920"], 0x3c}}, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f00000003c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, &(0x7f0000000400)=0x14) sendmsg$ETHTOOL_MSG_PAUSE_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x90, 0x0, 0x400, 0x70bd25, 0x25dfdbfc, {}, [@HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r0}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x54, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_team\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_bond\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x4041}, 0x40) r5 = socket$inet(0x2b, 0x801, 0x0) ioctl$SG_GET_PACK_ID(0xffffffffffffffff, 0x227c, &(0x7f0000000040)) connect$inet(r5, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r5, 0x0, 0x81, 0x0, 0x0) r6 = openat$binder_debug(0xffffff9c, &(0x7f0000000080)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r6, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in={{0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x25}}}, 0xffff4e76, 0x100, 0x3, 0x101, 0x1, 0x8, 0x56}, 0x9c) 16:34:13 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) bind$inet6(r1, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) sendto$inet6(r1, &(0x7f0000847fff)='X', 0x20000, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) dup2(r0, r1) [ 686.354614][T14448] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 16:34:13 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x34}}, 0x0) [ 686.596495][T14448] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 16:34:13 executing program 4: 16:34:13 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:13 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:13 executing program 3: 16:34:14 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x34}}, 0x0) 16:34:14 executing program 4: 16:34:14 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) [ 687.514991][ T9222] Bluetooth: hci3: command 0x0419 tx timeout 16:34:14 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @local}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:14 executing program 3: 16:34:14 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x34}}, 0x0) 16:34:14 executing program 4: 16:34:14 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:15 executing program 3: 16:34:15 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32], 0x34}}, 0x0) 16:34:15 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) r3 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000004000)={0x0, 0x10, &(0x7f0000003fc0)=[@in={0x2, 0x0, @dev}]}, &(0x7f0000004040)=0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000080)={0x1, [0x0]}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_AUTH_KEY(r3, 0x84, 0x7c, &(0x7f0000000340)=ANY=[@ANYRES32=r4, @ANYBLOB='\v'], 0x8) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000580)={0x0, 0x40}, &(0x7f00000005c0)=0x8) sendmsg$inet_sctp(r2, &(0x7f0000000700)={&(0x7f0000000040)=@in={0x2, 0x4e22, @loopback}, 0x10, &(0x7f0000000540)=[{&(0x7f0000000080)="974f3282502502989e811be07fb838dcb69420a8ea44ad5ad7064f68293e58f8e074b756b564592d1eafe799dc7fc1ec937db92b3c581f44600203478885a914e2a741a92f95d46ca0e0e4cb", 0x4c}, {&(0x7f0000000100)="24c46f8b5cf6480cc96234c148833e81d03fe29bc6e7fce6123d131e631db4c085a2bc2b511233f2def5e35876cf90bfa1d1e277645deff2f238616dd4166e962d034429251ac483605e55053d8326765cbeeb514be8d50a213d6a4b7c3f54072fe6303adb3efe6280115fb0591452a13087d77443e04ad2911f171fe476fae579742ddae4eda1989f27270a25e81563003cfb7ff98efff0548559f7d136f8fcc690041525701b1c2f3a68af98c7", 0xae}, {&(0x7f00000001c0)="7ce75d95590f970ca3b906f69302d76e93cd63fcc73dd7f0420feebc0c89ac7afba52250e1d75d48bc567bfde125e7046f6cca7c6057fe1a8af0b4016e3b077f9ec2810de26674f316f37c603ec00ed3e1190a53fa7c33f9f5d9612f6599a7a076cd1efa03610203b8e98778a8666764df4a23f7853f4267673ff381", 0x7c}, {&(0x7f0000000240)="c866f5b62617fd6777c593747c912d31660d2d45876a1126191aaedc3474195d7e6f3fd78471d6bd84bacf4acd5f00653bbc6a857bd53d4fe588606f7a6368d105c1e46caaa70979f7e21cb1476114698e212f24f7fcf22f87085c3fff05fd25c81646915b80a6435e326169c310a8bed573c9695f3b01cd2130c2ad4e86cc7aade56603c8d73b427eaacdbc6b6c1f2fa9eb510db7894163", 0x98}, {&(0x7f0000000300)="7cc38455b3ccbd2ce48af6dff236f44d5d3a10be29cd025fd45c25a23b6dbf23b56985836e4dcc87d6945e50cffec21752b857d5fa4da67cf19ac925a83f996d43f2a5740ca623139b5b78fc14d27b10bae0e89e765d359776083eb0bbd9090851b1b7005e48d896a0d85bde6d61164fd9cf0023642c451f21f37e3741c87ac9dafd013a42130d4fd7751c3e7dc7f9fe79d0a1233d21edfa9ccdcc7da020b97b17ce0ce1d1a51d57306d77bc508cf9a7c48c2e", 0xb3}, {&(0x7f00000003c0)="c2ec357ede99e76eda3b9280d821b53b70999482e6eee467e97531566d9b2b290d3f6bac1f0307a1b3389eece987047cc0c514513446230b8c7c3eeda28dfc61dd1f4141c639bb54de5b26d1be0d4fb6815f95ed015bd382977698f2bd69cf27fa9811d12c8e7e195efe72464f74be65c8815962", 0x74}, {&(0x7f0000000440)="c1c6b6f5ec628249ff52e1ad46af7b800a6671b0192d7452763404114aa960314bf9a064d7f57ce3a073860f639950ed56e269cdc6699418710257e757e09cf9782f850633d79f04cdb4a31300305af9f751ca51470b08a202efc72d0459f32a58bcf62918bd100e232c18a2d2f1503873a15a2ede6a48c3b3ef0bf49f2fce81580940f4c0347345b0f0404fb6acba23b8cced282605c7ec546978124d7c4611ac024eb723ae0987c369b520fe940d08ff15c5a9a56fcb199a68e4c3dc82dd88c170fe05feed4fc2c1e64540ea8f832cac6cfbf6a2557393bd4549cae94a40319e7090a287e5279b71e6a65791e030e3dcdfd7759df0e3", 0xf7}], 0x7, &(0x7f0000000600)=[@dstaddrv6={0x1c, 0x84, 0x8, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @init={0x14, 0x84, 0x0, {0x0, 0x6, 0x0, 0x8}}, @authinfo={0x10, 0x84, 0x6, {0x1}}, @sndinfo={0x1c, 0x84, 0x2, {0x6, 0x8, 0x8, 0x3}}, @authinfo={0x10, 0x84, 0x6, {0x81}}, @sndinfo={0x1c, 0x84, 0x2, {0x25, 0x8001, 0x0, 0x4eeb}}, @sndrcv={0x2c, 0x84, 0x1, {0x7, 0x3f, 0x1, 0x20, 0x9, 0x1, 0x0, 0x0, r4}}, @init={0x14, 0x84, 0x0, {0x200, 0x200, 0xbc8a, 0x2}}, @sndinfo={0x1c, 0x84, 0x2, {0x7, 0x209, 0x80000001, 0x4, r5}}], 0xe4, 0x20004004}, 0x20044015) 16:34:15 executing program 4: 16:34:15 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) [ 688.672585][T14491] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:15 executing program 3: 16:34:15 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32], 0x34}}, 0x0) 16:34:16 executing program 4: 16:34:16 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:16 executing program 3: [ 689.302068][T14501] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:16 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32], 0x34}}, 0x0) 16:34:16 executing program 4: 16:34:16 executing program 0: r0 = socket$inet(0x2b, 0x6, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000040)=@req3={0x401, 0x7, 0x20, 0x9, 0x2, 0x4, 0x7f}, 0x1c) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:16 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, 0x0, 0x0) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:16 executing program 3: [ 689.921617][T14510] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:17 executing program 4: 16:34:17 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB], 0x34}}, 0x0) 16:34:17 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) r1 = accept4(r0, 0x0, &(0x7f0000000040), 0x80000) setsockopt$EBT_SO_SET_COUNTERS(r1, 0x0, 0x81, 0x0, 0x0) 16:34:17 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, 0x0, 0x0) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:17 executing program 3: 16:34:17 executing program 4: [ 690.570895][T14521] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:17 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB], 0x34}}, 0x0) 16:34:17 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) socket$bt_hidp(0x1f, 0x3, 0x6) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = openat$btrfs_control(0xffffff9c, &(0x7f0000000040)='/dev/btrfs-control\x00', 0x599000, 0x0) ioctl$USBDEVFS_REAPURB(r1, 0x4004550c, &(0x7f0000000080)) 16:34:17 executing program 3: 16:34:17 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, 0x0, 0x0) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:18 executing program 4: [ 691.169018][T14531] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:18 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB], 0x34}}, 0x0) 16:34:18 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r4 = dup(r3) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r4, 0xdf, 0x0}, 0x10) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r6 = dup(r5) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r6, 0xdf, 0x0}, 0x10) r7 = accept4(r0, &(0x7f00000001c0)=@phonet, &(0x7f0000000240)=0x80, 0x180800) connect$inet(r7, &(0x7f0000000000)={0x2, 0x6e26, @dev={0xac, 0x14, 0x14, 0x15}}, 0x2) r8 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x8) ioctl$GIO_SCRNMAP(r8, 0x4b40, &(0x7f0000000080)=""/233) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:18 executing program 3: 16:34:18 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:18 executing program 4: [ 691.879444][T14541] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:19 executing program 3: 16:34:19 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) sendto$inet(r2, &(0x7f0000000040)="a167fbbf4a37aafcfa4f9d73c26e7a429ed199bd78aa3e7ef6bb88517ab6ae734b02d2d91e875f8eb3b7efe5a95ceb99d89c4d46bc01f2db8ce60e6304b36245dae0572104881d90e6fb119cebcbe08cb85916445bdf9528d7000522a01ef85992f98a09f01bce6afbdd70b80e18b68c89d40e289615f6c0877f266d028f41f58ce08efaa43e22cebb5385125f91128ed6331b7e7aaa515229d40d3d74bd0a202e49295ecb20eee2a620ee330b558471a7e6", 0xb2, 0x40, 0x0, 0x0) 16:34:19 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012"], 0x34}}, 0x0) 16:34:19 executing program 4: 16:34:19 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x800000) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = socket$can_j1939(0x1d, 0x2, 0x7) chown(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) openat$zero(0xffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x101000, 0x0) r3 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r3, &(0x7f0000000240)={0x1d, r4, 0x3}, 0x18) r5 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000200)={'vcan0\x00'}) bind$can_j1939(r1, &(0x7f0000000240)={0x1d, 0x0, 0xfffffffffffffffe, {0x1, 0x0, 0x6}}, 0x18) dup2(r3, r5) bind$can_j1939(r5, &(0x7f00000000c0)={0x1d, r2, 0x2, {0x1, 0x0, 0x2}}, 0x18) r6 = socket$can_j1939(0x1d, 0x2, 0x7) bind$can_j1939(r6, &(0x7f0000000240)={0x1d, 0x0, 0xfffffffffffffffe, {0x0, 0x1}, 0xfd}, 0x18) dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$F2FS_IOC_ABORT_VOLATILE_WRITE(r1, 0xf505, 0x0) 16:34:19 executing program 3: [ 692.613049][T14556] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:19 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012"], 0x34}}, 0x0) 16:34:19 executing program 4: 16:34:20 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:20 executing program 3: [ 693.283455][T14565] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:20 executing program 0: connect$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(0xffffffffffffffff, 0x0, 0x81, 0x0, 0x0) recvfrom(0xffffffffffffffff, &(0x7f0000000080)=""/130, 0x82, 0x40010000, 0x0, 0x0) r0 = openat$qat_adf_ctl(0xffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0xa0000, 0x0) ioctl$VFIO_GET_API_VERSION(r0, 0x3b64) 16:34:20 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012"], 0x34}}, 0x0) [ 693.897938][T14572] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'. [ 693.909814][T14573] QAT: Invalid ioctl [ 693.951919][T14574] QAT: Invalid ioctl 16:34:21 executing program 3: [ 694.075464][T10910] Bluetooth: hci3: command 0x0405 tx timeout 16:34:21 executing program 4: 16:34:21 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c00010062"], 0x34}}, 0x0) 16:34:21 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) r1 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r1, &(0x7f0000000240)={0x1d, r2, 0x3}, 0x18) r3 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r3, &(0x7f0000000240)={0x1d, r4, 0xfffffffffffffffe}, 0x18) dup2(r1, r3) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'veth1_to_hsr\x00', &(0x7f0000000100)=ANY=[@ANYBLOB="3800000002000000ba597d5592fe8a5adf1bffffffff00800000b68ecf7d8d7c42ab8a94167ccebbdf32452a797f3dac999b7188ca502f4eb51d9d9e3e6546fdf2ca17f48692d99f2607641a8fcdda00d5c819b0a3483fa9bd0b83378cf4d7271c25ee3e615ac5590499e372c287b23f480a1e11b3af3d1a2b71128e514e3c2ab6bd3c76e5c86912b3d82168267fc703f03032cab0524beaee2e43bde5b3e05a5df761bc8f832f97a481f70baae54867b9c719"]}) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r6 = dup(r5) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r6, 0xdf, 0x0}, 0x10) getsockopt$inet_sctp_SCTP_EVENTS(r6, 0x84, 0xb, &(0x7f0000000040), &(0x7f00000000c0)=0xe) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:21 executing program 3: 16:34:21 executing program 4: [ 694.660855][T14582] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:21 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c00010062"], 0x34}}, 0x0) 16:34:21 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:21 executing program 0: r0 = socket$inet(0x2b, 0x2, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:22 executing program 3: 16:34:22 executing program 4: [ 695.318131][T14593] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:22 executing program 0: pivot_root(&(0x7f0000000040)='./file0\x00', &(0x7f0000000100)='./file0\x00') r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r2, 0x0, 0x81, 0x0, 0x0) r3 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x8) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) 16:34:22 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c00010062"], 0x34}}, 0x0) 16:34:22 executing program 3: 16:34:22 executing program 4: [ 695.968173][T14607] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:23 executing program 4: 16:34:23 executing program 3: 16:34:23 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = openat$vsock(0xffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x410a40, 0x0) sendmsg$xdp(r1, &(0x7f0000000140)={&(0x7f0000000080)={0x2c, 0x2, 0x0, 0x10}, 0x10, &(0x7f0000000100)=[{&(0x7f00000000c0)="7c0baf98155b27c74033deaffc", 0xd}], 0x1, 0x0, 0x0, 0x40040}, 0x4000000) 16:34:23 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c00010062726964"], 0x34}}, 0x0) 16:34:23 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) [ 696.572640][T14615] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:23 executing program 4: 16:34:23 executing program 3: 16:34:23 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:23 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c00010062726964"], 0x34}}, 0x0) 16:34:23 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e21, @empty}, 0x10) r1 = openat$ocfs2_control(0xffffff9c, &(0x7f0000000040)='/dev/ocfs2_control\x00', 0x490841, 0x0) setsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000080)={0x0, 0x0, 0x6, 0x5}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r3 = dup(r2) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r3, 0xdf, 0x0}, 0x10) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r6 = dup(r5) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r6, 0xdf, 0x0}, 0x10) ioctl$BLKZEROOUT(r6, 0x127f, &(0x7f0000000100)={0x6a, 0x7}) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f00000002c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYBLOB="380000002400ffffff7f000000003c0005000000", @ANYRES32=r8, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB='<\x00\x00\x00,\x00\'\r\x00'/20, @ANYRES32=r8, @ANYBLOB="0000080000000b000100666c6f77657200000c000200080001000a000000"], 0x3c}}, 0x0) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r8}, 0x10) [ 697.233430][T14626] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:24 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendmmsg$inet6(r0, &(0x7f0000000000)=[{{&(0x7f0000000300)={0xa, 0x4e23, 0x0, @dev}, 0x1c, 0x0}}, {{0x0, 0x0, 0x0}}], 0x2, 0x0) 16:34:24 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_TEST(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000100)={0x14, 0xb, 0x6, 0x201}, 0x14}}, 0x0) [ 697.381633][T14630] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 16:34:24 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) 16:34:24 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c00010062726964"], 0x34}}, 0x0) [ 697.560255][T14635] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 16:34:24 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x2) keyctl$set_reqkey_keyring(0xe, 0x6) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) bind$rxrpc(r2, &(0x7f0000000040)=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e21, 0x5, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x352}}, 0x24) 16:34:24 executing program 3: socket$inet_icmp_raw(0x2, 0x3, 0x1) perf_event_open(&(0x7f0000000200)={0x8, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 16:34:24 executing program 4: r0 = socket$inet(0x2, 0x3, 0x6) setsockopt$inet_int(r0, 0x0, 0x3, 0x0, 0x0) [ 697.951340][T14645] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:25 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, 0x0, 0x0, 0x0) 16:34:25 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c0001006272696467"], 0x34}}, 0x0) 16:34:25 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) r1 = dup3(0xffffffffffffffff, r0, 0x80000) sendto$inet(r1, &(0x7f0000000040)="bf23b19db37eaf953d72dc289c5dc26f221aabb42fa5899e98ec9065e249fa9938a20fc25402b488da3136f56b30288c7dde1f02ec297d1049e50697514cc9a279f5e501a3fd18fb1a0b5b0ded11352022dfad9f8140211920bc618d92b2c2a635a244fc05edcf4e893d8d935ae6ea3cae8084fbbb485e6eeff6bd19c6c5b05ea9f7a26e", 0x84, 0x24040844, &(0x7f0000000100)={0x2, 0x4e20, @private=0xa010102}, 0x10) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000200)=0x2, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r1, 0x0, 0x81, 0x0, 0xfffffffffffffe7c) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r3 = syz_open_dev$audion(&(0x7f0000000280)='/dev/audio#\x00', 0x8, 0x0) read$rfkill(r3, &(0x7f00000002c0), 0x8) r4 = dup(r2) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r4, 0xdf, 0x0}, 0x10) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r6 = dup(r5) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r6, 0xdf, 0x0}, 0x10) r7 = socket$netlink(0x10, 0x3, 0x1) ioctl$sock_SIOCGIFBR(r7, 0x8940, &(0x7f0000000380)=@get={0x1, &(0x7f0000000300)=""/74, 0x1a}) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000140)={0x0, @loopback, @dev}, &(0x7f0000000240)=0x9c5159859229b6b) ioctl$TIOCL_SCROLLCONSOLE(r1, 0x541c, &(0x7f00000001c0)) 16:34:25 executing program 4: perf_event_open(&(0x7f0000000200)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 16:34:25 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = fcntl$dupfd(r0, 0x0, r1) setsockopt$IPT_SO_SET_REPLACE(r2, 0x0, 0x40, &(0x7f0000000180)=ANY=[@ANYBLOB="726177000000000000000000000000000000000000000000000000000000000008f8000003000000100500209802000000000000000000000000000000000000980200009802000098070000980200009802000003"], 0x1) [ 698.589725][T14657] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:25 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, 0x0, 0x0, 0x0) 16:34:25 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c0001006272696467"], 0x34}}, 0x0) 16:34:26 executing program 4: syz_emit_ethernet(0x46, &(0x7f0000000080)={@random="0f6bd0479e83", @link_local, @void, {@ipv4={0x800, @icmp={{0x7, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @rand_addr=0x64010101, @local, {[@cipso={0x86, 0x8, 0x3, [{0x0, 0x2}]}]}}, @time_exceeded={0x5, 0x0, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local, @dev={0xac, 0x14, 0x5c}}}}}}}, 0x0) 16:34:26 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000040), &(0x7f0000000080)=0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:26 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, 0x0, 0x0, 0x0) 16:34:26 executing program 3: r0 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcsu\x00', 0x102, 0x0) write$FUSE_WRITE(r0, 0x0, 0x0) [ 699.308924][T14674] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:26 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32, @ANYBLOB="0100000000000000140012000c0001006272696467"], 0x34}}, 0x0) 16:34:26 executing program 4: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_GET_KEEP_ORPHAN(r0, 0x2284, &(0x7f0000000040)) 16:34:26 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0), 0x0, 0x0) [ 699.968906][T14687] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:27 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) ioctl$FUSE_DEV_IOC_CLONE(0xffffffffffffffff, 0x8004e500, &(0x7f0000000100)) getsockopt$IPT_SO_GET_INFO(r0, 0x0, 0x40, &(0x7f0000000040)={'filter\x00'}, &(0x7f00000000c0)=0x54) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r2 = dup(r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r2, 0xdf, 0x0}, 0x10) ioctl$PPPIOCDISCONN(r2, 0x7439) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) 16:34:27 executing program 3: munmap(&(0x7f0000ff3000/0xd000)=nil, 0xd000) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x0) 16:34:27 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:27 executing program 4: syz_emit_ethernet(0x6f, &(0x7f0000000640)={@local, @dev, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x61, 0x0, 0x0, 0x0, 0x6, 0x0, @empty, @broadcast}, {{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}, {"e4259e8a7d8513c8b8813796ff06801c602b7d58c0ade4d4a6a70bbd1660fb66dbe47a7271f1e17f72f66c28b04aad3bdc46f3c7ab7faa8e23"}}}}}}, 0x0) 16:34:27 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0), 0x0, 0x0) 16:34:27 executing program 0: r0 = socket$inet(0x2b, 0x80000, 0x6) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) r1 = syz_mount_image$gfs2(&(0x7f0000000040)='gfs2\x00', &(0x7f0000000080)='./file0\x00', 0xe3, 0x2, &(0x7f0000000240)=[{&(0x7f00000000c0)="d278bb0b9a9d5d2a6ceebac45d1e909fd90e566fde91bb59bc40df26a0565135185c46df1d07f340b5bf5b788ca57be6eb6f35ffc45c9a754cc37f91c10a45753d65fa8638d4f1065824a9b1f8cf01e02cb9e223cd204aa23e041eac9aca5cf5b64ad89e2aeb3431dcf6164111a7957b8768dc78f4e45a2bb516e91db8466747850133179235e92bffaa591c2df17c79097138e4c7bad0ebe05bf82385796333347339bc191b9a8935700c8f31537b7caf42b37f1edfd873853bcb9c6fdecaa0a5d6b5bcf3be20601a8a0fbc99494fdd53a8c6dad0d1de3e0fc702b4f2142d7c", 0xe0, 0x6}, {&(0x7f00000001c0)="d91840759167199864b3649041461e359fcb516d347056ea22dfd8012ac207aefb1036c470ce92a9f204c7be49842702c57ce655d35ad9ef7e9faf44dabc6162ad85ce24fefddd84b1fd1e95c5f2fddd5e2da0337f8e522907841adb18dc986d863a4c083016b0c38850", 0x6a, 0x5}], 0x84000, &(0x7f0000000280)={[{@localcaching='localcaching'}, {@norgrplvb='norgrplvb'}, {@meta='meta'}, {@rgrplvb='rgrplvb'}], [{@obj_role={'obj_role'}}, {@appraise_type='appraise_type=imasig'}, {@dont_measure='dont_measure'}, {@dont_measure='dont_measure'}, {@dont_measure='dont_measure'}, {@subj_type={'subj_type', 0x3d, '!:{.L-\xc0)#:*^'}}, {@audit='audit'}, {@hash='hash'}, {@obj_user={'obj_user', 0x3d, '&'}}]}) ioctl$FS_IOC_GET_ENCRYPTION_KEY_STATUS(r1, 0xc080661a, &(0x7f0000000340)={{0x2, 0x0, @identifier="4679fa8c4bf90f70013384bac93f0976"}}) 16:34:27 executing program 3: r0 = syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$SG_IO(r0, 0x2275, 0x0) [ 700.719253][T14703] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:27 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x13, 0x0, &(0x7f0000000000)) 16:34:28 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:28 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) connect$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x0, @fixed={[], 0x10}}, 0xe) sendmmsg$sock(r0, &(0x7f0000002dc0), 0x0, 0x0) 16:34:28 executing program 3: syz_open_procfs(0x0, 0xffffffffffffffff) setsockopt$inet6_icmp_ICMP_FILTER(0xffffffffffffffff, 0x1, 0x1, 0x0, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(0xffffffffffffffff, 0x0, 0x48b, &(0x7f0000000040)={0x0, 'ip6gre0\x00'}, 0x18) pivot_root(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00') r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(r0, 0x8982, &(0x7f0000000380)={0x1, 'vlan0\x00', {0x72080000}}) ioctl$CHAR_RAW_PBSZGET(0xffffffffffffffff, 0x127b, &(0x7f0000000100)) 16:34:28 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000080)={&(0x7f0000000040)=[0x8001, 0x0, 0x1, 0x352db67b, 0x10001, 0x8, 0x7, 0x2], 0x8, 0x800, 0x0, 0xffffffffffffffff}) ioctl$USBDEVFS_GET_CAPABILITIES(r1, 0x8004551a, &(0x7f00000000c0)) [ 701.475037][T14717] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:28 executing program 4: rt_sigsuspend(&(0x7f0000000100), 0x8) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) 16:34:28 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:28 executing program 1: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bond={{0x9, 0x1, 'bond\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BOND_ARP_INTERVAL={0x8}]}}}]}, 0x3c}}, 0x0) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB="4800000010001fff"], 0x3}}, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) socket$nl_route(0x10, 0x3, 0x0) write$binfmt_misc(r1, &(0x7f0000000000)=ANY=[], 0xfffffecc) splice(r0, 0x0, r2, 0x0, 0x4ffe6, 0x0) 16:34:28 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) r1 = socket$inet_dccp(0x2, 0x6, 0x0) r2 = dup3(r1, r1, 0x0) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r4 = dup(r3) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r4, 0xdf, 0x0}, 0x10) ioctl$LOOP_SET_STATUS64(r4, 0x4c04, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x100000001, 0x0, 0x0, 0x1a, 0x10, "dc99e5f6f5e6e2edf21a58c8f4eb2566303c96a5cfa0d7df2187cd6be40076b3dbf6c1d9e0a673baf321bde81d72b29cc79c62ed6d641a844804130f89412e4f", "36cb289bff280e0cd184289bc085282a2d35acbabcc7b0cc639d8af3041664d81da34cdccfe89c6156c9cf945944928e83e3789c8bfe8544afa5ceaaf9a98bff", "54c4cca310e1e75dac75f68cef85433e4936d5bad497865c48344c26face6497", [0xef5b, 0x2]}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r2, 0xc00c642d, &(0x7f0000000080)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_CONTROL(r5, 0x40086414, &(0x7f00000000c0)={0x1, 0x5}) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0xcc, 0x9}, 0x2c) r7 = dup(r6) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r7, 0xdf, 0x0}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r7, 0x0, 0x81, 0x0, 0x0) r8 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) pwrite64(r8, &(0x7f0000000040)="d328", 0x2, 0x2) 16:34:29 executing program 0: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, 0x0, 0x0) getsockopt$inet_opts(r0, 0x0, 0x16, &(0x7f0000000040)=""/4096, &(0x7f0000001040)=0x1000) 16:34:30 executing program 4: syz_mount_image$iso9660(0xfffffffffffffffe, &(0x7f0000000080)='.\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)) [ 703.140656][T14731] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. [ 703.153503][T14734] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. 16:34:30 executing program 0: clone(0x200000000204a100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() r1 = socket$inet6(0xa, 0x80003, 0x6e) setsockopt$IP6T_SO_SET_REPLACE(r1, 0x29, 0x40, &(0x7f0000000e00)=@raw={'raw\x00', 0x3c1, 0x3, 0x460, 0x2c0, 0x280, 0x280, 0x0, 0x280, 0x390, 0x350, 0x350, 0x390, 0x382, 0x3, 0x0, {[{{@ipv6={@remote={0xfe, 0x80, [0x0, 0xf4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa]}, @mcast2, [], [], 'veth1_to_bond\x00', 'netpci0\x00'}, 0x0, 0x250, 0x2c0, 0x0, {}, [@common=@inet=@hashlimit2={{0x150, 'hashlimit\x00'}, {'syzkaller1\x00', {0x0, 0x4, 0x0, 0x0, 0x0, 0x1ab618fe, 0x800}}}, @common=@inet=@hashlimit1={{0x58, 'hashlimit\x00'}, {'syzkaller1\x00', {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa6}}}]}, @common=@unspec=@NFLOG={0x70, 'NFLOG\x00', 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, "6f9af9b36fb048abaa303de86137fe234fd9dcb8889ace36894592455cb2b59b1ea7fe91e59fb2978f6fc3ede666a84d0f6a748acdf95f03c3555c84f5009700"}}}, {{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7], 0x0, 0xa8, 0xd0}, @common=@unspec=@CLASSIFY={0x28, 'CLASSIFY\x00'}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x4c0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x35) wait4(0x0, 0x0, 0x0, 0x0) 16:34:30 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:30 executing program 1: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x0, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_NONCE(r0, 0x8010661b, 0x0) 16:34:30 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) pread64(r0, 0x0, 0x0, 0x0) 16:34:30 executing program 4: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) r2 = dup3(r1, r0, 0x0) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) setitimer(0x0, &(0x7f0000000000)={{0x0, 0xea60}, {0x0, 0xea60}}, 0x0) 16:34:30 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:30 executing program 1: perf_event_open(&(0x7f00000003c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x26100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) 16:34:30 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:31 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f00000000c0)={@mcast1, 0x0, 0x0, 0x103, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000200)=0x1, 0x4) sendmsg$inet6(r0, &(0x7f0000000300)={&(0x7f0000000080)={0xa, 0x4e1d, 0x1000000080000, @dev}, 0x1c, 0x0}, 0x0) 16:34:31 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:31 executing program 4: r0 = socket$inet(0x2, 0x802, 0x0) setsockopt$inet_int(r0, 0x0, 0x12, 0x0, 0x0) 16:34:31 executing program 3: r0 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) r1 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r1, &(0x7f00000000c0), 0x492492492492627, 0x0) r2 = creat(&(0x7f0000000280)='./bus\x00', 0x0) fallocate(r2, 0x0, 0x40000, 0x4) fcntl$setstatus(r0, 0x4, 0x6100) r3 = open(&(0x7f00000001c0)='./bus\x00', 0x14507e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_INTERRUPT(0xffffffffffffffff, 0x4004ae86, 0x0) r4 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getownex(r4, 0x10, &(0x7f0000000000)) write$FUSE_NOTIFY_STORE(r0, &(0x7f0000000100)=ANY=[], 0x40004) [ 704.930175][ T8610] tipc: TX() has been purged, node left! 16:34:32 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:32 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) fcntl$lock(r0, 0x26, &(0x7f0000000040)={0x2}) 16:34:32 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:32 executing program 4: ustat(0x5, &(0x7f0000000300)) 16:34:32 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:32 executing program 1: socket$inet(0x2, 0x0, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x6000, 0x1) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000000)) clone(0x26100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000080)=@filename='./file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f0000000000)='ext3\x00', 0x0, 0x0) sendmsg$AUDIT_MAKE_EQUIV(0xffffffffffffffff, 0x0, 0x0) 16:34:32 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:32 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f0000000200)=0x1, 0x4) sendmsg$inet6(r0, &(0x7f0000000300)={&(0x7f0000000080)={0xa, 0x4e1d, 0x0, @dev}, 0x1c, 0x0}, 0x0) 16:34:33 executing program 1: socket$inet(0x2, 0x0, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x6000, 0x1) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000000)) clone(0x26100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000080)=@filename='./file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f0000000000)='ext3\x00', 0x0, 0x0) sendmsg$AUDIT_MAKE_EQUIV(0xffffffffffffffff, 0x0, 0x0) [ 706.185341][ T3086] blk_update_request: I/O error, dev loop3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 706.210442][T14815] EXT4-fs (loop3): unable to read superblock 16:34:33 executing program 3: socket$inet(0x2, 0x0, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x6000, 0x1) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000000)) clone(0x26100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000080)=@filename='./file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f0000000000)='ext3\x00', 0x0, 0x0) sendmsg$AUDIT_MAKE_EQUIV(0xffffffffffffffff, 0x0, 0x0) 16:34:33 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) [ 706.647956][ T3085] blk_update_request: I/O error, dev loop3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 706.719752][T14832] EXT4-fs (loop3): unable to read superblock 16:34:33 executing program 1: socket$netlink(0x10, 0x3, 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=@newtfilter={0x2c, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@TCA_CHAIN={0x8}]}, 0x2c}}, 0x0) r4 = socket(0x1000000010, 0x80002, 0x0) sendmmsg$alg(r4, &(0x7f0000000200), 0x4924924924926d3, 0x0) 16:34:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r2, 0x4008ae8a, &(0x7f0000000500)=ANY=[@ANYBLOB="010000000000000007"]) 16:34:33 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:33 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="34000000100001040000", @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:34 executing program 4: r0 = socket(0xa, 0x3, 0xd7) ioctl$sock_SIOCADDRT(r0, 0x8906, 0x0) [ 707.544687][T14850] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:34 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:34 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="34000000100001040000", @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:35 executing program 4: r0 = socket(0xa, 0x3, 0xd7) ioctl$sock_SIOCADDRT(r0, 0x8906, 0x0) 16:34:35 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 708.588635][T14866] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:35 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0xc, 0x0, &(0x7f0000000000)) [ 709.745577][ T8610] device hsr_slave_0 left promiscuous mode [ 709.775413][ T8610] device hsr_slave_1 left promiscuous mode [ 709.794803][ T8610] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 709.802360][ T8610] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 709.833584][ T8610] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 709.841787][ T8610] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 709.884682][ T8610] device bridge_slave_1 left promiscuous mode [ 709.891877][ T8610] bridge0: port 2(bridge_slave_1) entered disabled state [ 709.939027][ T8610] device bridge_slave_0 left promiscuous mode [ 709.946330][ T8610] bridge0: port 1(bridge_slave_0) entered disabled state [ 710.018582][ T8610] device veth1_macvtap left promiscuous mode [ 710.025390][ T8610] device veth0_macvtap left promiscuous mode [ 710.031604][ T8610] device veth1_vlan left promiscuous mode [ 710.037611][ T8610] device veth0_vlan left promiscuous mode [ 715.033756][ T9222] Bluetooth: hci3: command 0x0409 tx timeout [ 715.753831][ T8610] team0 (unregistering): Port device team_slave_1 removed [ 715.784171][ T8610] team0 (unregistering): Port device team_slave_0 removed [ 715.812501][ T8610] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 715.879239][ T8610] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 716.029878][ T8610] bond0 (unregistering): Released all slaves [ 716.137754][T14885] IPVS: ftp: loaded support on port[0] = 21 [ 716.461098][T14885] chnl_net:caif_netlink_parms(): no params data found [ 716.719913][T14885] bridge0: port 1(bridge_slave_0) entered blocking state [ 716.727915][T14885] bridge0: port 1(bridge_slave_0) entered disabled state [ 716.737788][T14885] device bridge_slave_0 entered promiscuous mode [ 716.817128][T14885] bridge0: port 2(bridge_slave_1) entered blocking state [ 716.824504][T14885] bridge0: port 2(bridge_slave_1) entered disabled state [ 716.834443][T14885] device bridge_slave_1 entered promiscuous mode [ 717.006482][T14885] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 717.034910][T14885] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 717.113696][ T17] Bluetooth: hci3: command 0x041b tx timeout [ 717.143385][T14885] team0: Port device team_slave_0 added [ 717.181061][T14885] team0: Port device team_slave_1 added [ 717.279415][T14885] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 717.286628][T14885] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 717.312840][T14885] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 717.467077][T14885] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 717.474335][T14885] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 717.500508][T14885] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 717.572013][T14885] device hsr_slave_0 entered promiscuous mode [ 717.582083][T14885] device hsr_slave_1 entered promiscuous mode [ 717.591287][T14885] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 717.599817][T14885] Cannot create hsr debugfs directory [ 718.088530][T14885] 8021q: adding VLAN 0 to HW filter on device bond0 [ 718.124964][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 718.134070][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 718.155649][T14885] 8021q: adding VLAN 0 to HW filter on device team0 [ 718.184056][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 718.195232][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 718.205160][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 718.212374][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 718.268753][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 718.278435][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 718.288710][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 718.298050][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 718.305388][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 718.314581][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 718.325681][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 718.336892][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 718.347515][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 718.371036][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 718.380836][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 718.391840][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 718.424306][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 718.434104][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 718.473924][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 718.483710][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 718.496547][T14885] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 718.582195][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 718.590611][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 718.624823][T14885] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 719.101721][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 719.111620][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 719.179245][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 719.188808][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 719.210870][T14885] device veth0_vlan entered promiscuous mode [ 719.220652][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 719.230332][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 719.265916][T14113] Bluetooth: hci3: command 0x040f tx timeout [ 719.284897][T14885] device veth1_vlan entered promiscuous mode [ 719.300640][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 719.393679][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 719.403412][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 719.416421][T14885] device veth0_macvtap entered promiscuous mode [ 719.441216][T14885] device veth1_macvtap entered promiscuous mode [ 719.494924][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 719.506484][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.520370][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 719.531053][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.541074][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 719.551731][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.561782][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 719.572461][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.582529][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 719.593176][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.607216][T14885] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 719.615501][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 719.625162][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 719.634680][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 719.644801][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 719.742689][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 719.753316][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.764578][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 719.775208][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.785249][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 719.795888][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.805950][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 719.816596][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.826651][T14885] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 719.837291][T14885] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 719.851378][T14885] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 719.880727][ T9222] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 719.890926][ T9222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 720.309120][ T3085] blk_update_request: I/O error, dev loop7, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 720.321114][T15103] EXT4-fs (loop7): unable to read superblock 16:34:47 executing program 3: socket$nl_netfilter(0x10, 0x3, 0xc) mlockall(0x1) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f0000000180)={0x0, 0x1, 0x6}, 0x10) dup(0xffffffffffffffff) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0x6, @broadcast}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mremap(&(0x7f0000a94000/0x2000)=nil, 0x2000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) 16:34:47 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="34000000100001040000", @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:47 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) 16:34:47 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:47 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x8, 0xe, &(0x7f0000001980)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) [ 720.485471][T15109] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. [ 720.593149][T15112] netlink: 'syz-executor.1': attribute type 4 has an invalid length. 16:34:47 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400000000000000", @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:47 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaabaaaaaa0180c200000086dd60083ff200140600fe80000000000000000000bbfe8000040000000000", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="00c6000000780000"], 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) 16:34:48 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) 16:34:48 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 721.286496][T14113] Bluetooth: hci3: command 0x0419 tx timeout [ 721.332559][T15126] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. [ 721.428906][T15128] netlink: 'syz-executor.4': attribute type 4 has an invalid length. [ 721.466966][T15128] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready 16:34:48 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400000000000000", @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:49 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) [ 723.201834][T15143] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:50 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400000000000000", @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:50 executing program 3: mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) rename(&(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='./file1\x00') mkdir(&(0x7f0000000400)='./file0\x00', 0x0) setxattr$trusted_overlay_origin(0x0, 0x0, 0x0, 0x0, 0x0) pwritev(0xffffffffffffffff, &(0x7f00000004c0), 0x0, 0x0, 0x0) syz_genetlink_get_family_id$mptcp(0x0) r0 = geteuid() setreuid(r0, r0) ptrace$setsig(0x4203, 0x0, 0x8001, 0x0) memfd_create(0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="48000000100005070ed0b864256b1ceba6000000", @ANYRES32=r1, @ANYBLOB="00000000001e6e3b8d45ed6bd4006800ce00000000"], 0x48}}, 0x0) sendmsg$FOU_CMD_GET(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="ffffffff", @ANYRES16=0x0, @ANYBLOB], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x80) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x4) mount$overlay(0x400019, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f00000002c0)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@index_on='index=on'}]}) 16:34:50 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:51 executing program 3: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f00000002c0)) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={0x0, 0x28}}, 0x0) prctl$PR_SET_NO_NEW_PRIVS(0x26, 0x1) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}}, 0x0) 16:34:51 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:51 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) 16:34:51 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) [ 724.397361][T15159] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:34:51 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/18, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:34:51 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) 16:34:52 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x20000000, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2001001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = socket$netlink(0x10, 0x3, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400000007fd17e5ffff0606040000000000000000", 0x39}], 0x1) 16:34:52 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:52 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/18, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) [ 725.864466][T15173] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 16:34:52 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:34:53 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/18, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) [ 726.166322][ T21] tipc: TX() has been purged, node left! 16:34:53 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 732.577442][T15173] team0 (unregistering): Port device team_slave_0 removed [ 732.957091][T10910] Bluetooth: hci0: command 0x0409 tx timeout [ 735.033147][ T9223] Bluetooth: hci0: command 0x041b tx timeout [ 735.181878][T15173] team0 (unregistering): Port device team_slave_1 removed [ 735.355633][ T9223] Bluetooth: hci4: command 0x0409 tx timeout [ 736.236350][T15221] IPVS: ftp: loaded support on port[0] = 21 [ 736.267277][T15229] IPVS: ftp: loaded support on port[0] = 21 [ 737.122945][T14113] Bluetooth: hci0: command 0x040f tx timeout [ 737.432971][T10910] Bluetooth: hci4: command 0x041b tx timeout 16:35:04 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000005e001fffa8ce6a371eac469440f2574e2ae9cf0456"], 0x1c}}, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNGETDEVNETNS(r1, 0x400454ca, 0x400000) recvmmsg(r0, &(0x7f0000004180)=[{{0x0, 0x0, 0x0}}], 0x300, 0xbc06, 0x0) 16:35:04 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/19, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:35:04 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 737.957930][T15329] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:35:05 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:35:05 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/19, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) [ 739.021578][T15342] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. [ 739.198843][ T9223] Bluetooth: hci0: command 0x0419 tx timeout [ 739.515310][T10910] Bluetooth: hci4: command 0x040f tx timeout [ 739.708087][ T21] device hsr_slave_0 left promiscuous mode [ 739.726870][ T21] device hsr_slave_1 left promiscuous mode [ 739.757576][ T21] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 739.765626][ T21] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 739.787404][ T21] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 739.795115][ T21] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 739.865837][ T21] device bridge_slave_1 left promiscuous mode [ 739.872558][ T21] bridge0: port 2(bridge_slave_1) entered disabled state [ 739.923069][ T21] device bridge_slave_0 left promiscuous mode [ 739.929801][ T21] bridge0: port 1(bridge_slave_0) entered disabled state [ 739.976621][ T21] device veth1_macvtap left promiscuous mode [ 739.982897][ T21] device veth0_macvtap left promiscuous mode [ 739.991745][ T21] device veth1_vlan left promiscuous mode [ 739.998087][ T21] device veth0_vlan left promiscuous mode [ 741.602759][ T9223] Bluetooth: hci4: command 0x0419 tx timeout [ 744.196506][ T21] team0 (unregistering): Port device team_slave_1 removed [ 744.221530][ T21] team0 (unregistering): Port device team_slave_0 removed [ 744.247912][ T21] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 744.276224][ T21] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 744.405895][ T21] bond0 (unregistering): Released all slaves [ 744.815782][T15221] chnl_net:caif_netlink_parms(): no params data found [ 744.935059][T15229] chnl_net:caif_netlink_parms(): no params data found [ 745.291727][T15221] bridge0: port 1(bridge_slave_0) entered blocking state [ 745.299170][T15221] bridge0: port 1(bridge_slave_0) entered disabled state [ 745.309192][T15221] device bridge_slave_0 entered promiscuous mode [ 745.330937][T15221] bridge0: port 2(bridge_slave_1) entered blocking state [ 745.338517][T15221] bridge0: port 2(bridge_slave_1) entered disabled state [ 745.348648][T15221] device bridge_slave_1 entered promiscuous mode [ 745.417972][T15221] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 745.437012][T15221] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 745.446748][T15229] bridge0: port 1(bridge_slave_0) entered blocking state [ 745.454855][T15229] bridge0: port 1(bridge_slave_0) entered disabled state [ 745.464688][T15229] device bridge_slave_0 entered promiscuous mode [ 745.539740][T15221] team0: Port device team_slave_0 added [ 745.556197][T15229] bridge0: port 2(bridge_slave_1) entered blocking state [ 745.563645][T15229] bridge0: port 2(bridge_slave_1) entered disabled state [ 745.573830][T15229] device bridge_slave_1 entered promiscuous mode [ 745.586981][T15221] team0: Port device team_slave_1 added [ 745.734369][T15229] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 745.748968][T15221] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 745.756327][T15221] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 745.783551][T15221] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 745.818479][T15229] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 745.878246][T15221] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 745.885503][T15221] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 745.911742][T15221] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 745.931149][T15229] team0: Port device team_slave_0 added [ 745.958594][T15229] team0: Port device team_slave_1 added [ 746.021879][T15229] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 746.029573][T15229] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 746.055850][T15229] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 746.097702][T15229] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 746.105021][T15229] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 746.131369][T15229] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 746.221936][T15221] device hsr_slave_0 entered promiscuous mode [ 746.231056][T15221] device hsr_slave_1 entered promiscuous mode [ 746.260675][T15229] device hsr_slave_0 entered promiscuous mode [ 746.280040][T15229] device hsr_slave_1 entered promiscuous mode [ 746.299615][T15229] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 746.307982][T15229] Cannot create hsr debugfs directory [ 747.386184][ T8610] tipc: TX() has been purged, node left! [ 750.424972][T15221] 8021q: adding VLAN 0 to HW filter on device bond0 [ 750.469763][T15229] 8021q: adding VLAN 0 to HW filter on device bond0 [ 750.519277][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 750.529146][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 750.595421][T15221] 8021q: adding VLAN 0 to HW filter on device team0 [ 750.603631][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 750.613487][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 750.664265][ T8610] device hsr_slave_0 left promiscuous mode [ 750.698258][ T8610] device hsr_slave_1 left promiscuous mode [ 750.726863][ T8610] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 750.735146][ T8610] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 750.770332][ T8610] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 750.778353][ T8610] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 750.808681][ T8610] device bridge_slave_1 left promiscuous mode [ 750.815950][ T8610] bridge0: port 2(bridge_slave_1) entered disabled state [ 750.851018][ T8610] device bridge_slave_0 left promiscuous mode [ 750.857894][ T8610] bridge0: port 1(bridge_slave_0) entered disabled state [ 750.913657][ T8610] device veth1_macvtap left promiscuous mode [ 750.919929][ T8610] device veth0_macvtap left promiscuous mode [ 750.926322][ T8610] device veth1_vlan left promiscuous mode [ 750.932166][ T8610] device veth0_vlan left promiscuous mode [ 754.961702][ T8610] team0 (unregistering): Port device team_slave_1 removed [ 754.989195][ T8610] team0 (unregistering): Port device team_slave_0 removed [ 755.017101][ T8610] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 755.040647][ T8610] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 755.165685][ T8610] bond0 (unregistering): Released all slaves [ 755.251971][T15229] 8021q: adding VLAN 0 to HW filter on device team0 [ 755.284581][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 755.296527][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 755.306118][ T3217] bridge0: port 1(bridge_slave_0) entered blocking state [ 755.313522][ T3217] bridge0: port 1(bridge_slave_0) entered forwarding state [ 755.363320][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 755.372947][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 755.383079][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 755.391925][ T3217] bridge0: port 2(bridge_slave_1) entered blocking state [ 755.399339][ T3217] bridge0: port 2(bridge_slave_1) entered forwarding state [ 755.459426][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 755.470541][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 755.480682][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 755.490090][ T3217] bridge0: port 1(bridge_slave_0) entered blocking state [ 755.497405][ T3217] bridge0: port 1(bridge_slave_0) entered forwarding state [ 755.506397][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 755.518645][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 755.528709][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 755.537929][ T3217] bridge0: port 2(bridge_slave_1) entered blocking state [ 755.545251][ T3217] bridge0: port 2(bridge_slave_1) entered forwarding state [ 755.565108][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 755.574367][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 755.585027][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 755.609278][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 755.619542][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 755.659895][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 755.670517][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 755.682821][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 755.749829][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 755.760351][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 755.770343][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 755.782387][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 755.792784][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 755.803316][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 755.813782][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 755.823485][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 755.873143][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 755.883350][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 755.893248][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 755.913760][T15221] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 755.933020][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 755.942924][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 755.995008][T15229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 756.147142][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 756.155196][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 756.228619][T15221] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 756.271547][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 756.279533][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 756.371791][T15229] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 756.822541][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 756.833054][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 756.963206][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 756.973840][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 757.053307][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 757.063488][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 757.079996][T15221] device veth0_vlan entered promiscuous mode [ 757.103125][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 757.113637][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 757.154841][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 757.165113][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 757.188165][T15229] device veth0_vlan entered promiscuous mode [ 757.209558][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 757.219187][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 757.233661][T15221] device veth1_vlan entered promiscuous mode [ 757.321362][T15229] device veth1_vlan entered promiscuous mode [ 757.377816][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 757.387787][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 757.397125][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 757.406970][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 757.478119][T15221] device veth0_macvtap entered promiscuous mode [ 757.488990][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 757.499223][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 757.511133][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 757.548656][T15221] device veth1_macvtap entered promiscuous mode [ 757.581947][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 757.591813][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 757.602418][ T3217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 757.634261][T15229] device veth0_macvtap entered promiscuous mode [ 757.661176][T15229] device veth1_macvtap entered promiscuous mode [ 757.705540][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.716903][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.727171][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.737820][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.748901][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.759814][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.769945][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.780631][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.795312][T15221] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 757.808710][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 757.818935][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 757.829544][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 757.840066][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 757.858171][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.869700][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.879843][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.890423][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.900513][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.911339][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.921437][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.932063][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.942176][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 757.953030][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 757.967923][T15229] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 757.987527][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 757.999144][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 758.014005][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.024554][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.034501][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.045050][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.055037][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.065617][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.075621][T15221] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.086270][T15221] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.100946][T15221] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 758.120149][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 758.130542][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 758.149637][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.160624][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.170684][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.181317][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.192188][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.203670][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.214245][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.224970][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.235029][T15229] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 758.245635][T15229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 758.260180][T15229] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 758.268526][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 758.279516][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 758.929375][T15757] netlink: 'syz-executor.4': attribute type 4 has an invalid length. [ 758.978783][T15757] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready 16:35:26 executing program 4: [ 759.209895][T15760] netlink: 'syz-executor.1': attribute type 4 has an invalid length. [ 759.252188][T15760] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready 16:35:26 executing program 1: 16:35:26 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:35:26 executing program 5: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/19, @ANYRES32, @ANYBLOB="0100000000000000140012000c000100627269646765"], 0x34}}, 0x0) 16:35:26 executing program 3: syslog(0x2, &(0x7f00000000c0)=""/233, 0xe9) creat(0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) [ 759.645657][T15766] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. 16:35:26 executing program 3: 16:35:27 executing program 5: 16:35:27 executing program 3: 16:35:27 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:35:27 executing program 5: 16:35:27 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000280)={0x26, 'hash\x00', 0x0, 0x0, 'cryptd(sha224-generic)\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) sendmsg$L2TP_CMD_SESSION_CREATE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14}, 0x14}}, 0x0) 16:35:28 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:35:28 executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080)='/dev/fuse\x00', 0x42, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100)='fuse\x00', 0x0, &(0x7f0000000100)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}}) read$FUSE(r0, &(0x7f00000077c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) lstat(&(0x7f0000000440)='./file0/../file0\x00', &(0x7f0000000500)) syz_fuse_handle_req(r0, &(0x7f0000009800)="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", 0x2000, &(0x7f0000000a40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000480)={0x78, 0x0, 0x0, {0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000}}}, 0x0, 0x0, 0x0, 0x0, 0x0}) 16:35:28 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$GIO_UNISCRNMAP(r2, 0x4b69, &(0x7f0000000080)=""/149) 16:35:28 executing program 5: r0 = syz_open_dev$dri(&(0x7f0000000000)='/dev/dri/card#\x00', 0x0, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r0, 0x800c6613, &(0x7f0000000080)=@v2={0x2, @aes256, 0x0, [], "67200000b352ff25cb2500"}) 16:35:28 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000280)={0x26, 'hash\x00', 0x0, 0x0, 'cryptd(sha224-generic)\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) sendmsg$L2TP_CMD_SESSION_CREATE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14}, 0x14}}, 0x0) 16:35:28 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 761.826299][ T1532] tipc: TX() has been purged, node left! 16:35:29 executing program 5: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x1) r0 = syz_open_procfs(0x0, 0x0) ioctl$FITRIM(0xffffffffffffffff, 0xc0185879, &(0x7f00000000c0)={0x0, 0x0, 0xfffffffffffffff7}) r1 = syz_open_dev$loop(&(0x7f00000004c0)='/dev/loop#\x00', 0x0, 0x105082) r2 = memfd_create(&(0x7f0000000080)='\xfaIhFlK\x99F\x17\x16\xa5>\xd3\xc0\x93\xb5.\xda\x06_bT\x1cB\xdb\xf8y1\xe7,\x03\x98h\x86(\xa0m\x87+x\x14i\x88\xcd\x89\x81\xfb\x86', 0x0) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000000)='\x00', 0x1}], 0x1, 0x4081003, 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) fallocate(r1, 0x11, 0x0, 0x100007e00) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0xa0) 16:35:29 executing program 3: io_setup(0x12, &(0x7f0000000000)=0x0) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x0, 0x0) io_submit(r0, 0x2, &(0x7f00000001c0)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, r1, 0x0}, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, r1, 0x0, 0x0, 0x0, 0x0, 0x1, r1}]) 16:35:29 executing program 4: sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = socket(0x10, 0x80002, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000100)=ANY=[@ANYBLOB="280000001c004774d50000005e00000007008000bb"], 0x42e}}, 0x0) sendmmsg$alg(r0, &(0x7f00000000c0), 0x492492492492627, 0x0) 16:35:29 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 16:35:29 executing program 1: io_setup(0x12, &(0x7f0000000000)=0x0) io_getevents(r0, 0x0, 0x0, 0x0, 0x0) io_pgetevents(r0, 0x2, 0x2, &(0x7f0000000040)=[{}, {}], &(0x7f0000000080)={0x77359400}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) 16:35:29 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 16:35:29 executing program 3: bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f00000010c0)=ANY=[@ANYBLOB="9feb010018000000000000001800000018000000020000000000000000000003000040"], 0x0, 0x32}, 0x20) 16:35:29 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000002ec0)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000002900)=""/205, 0xcd}}], 0x1, 0x0, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='gid_map\x00') preadv(r0, &(0x7f00000017c0), 0x185, 0x0, 0x0) 16:35:30 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = open(&(0x7f0000000000)='./bus\x00', 0x1031fe, 0x0) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/tty/drivers\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0xfdef) 16:35:30 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() write$sndseq(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0x100, &(0x7f0000000140)="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"}}], 0x1c) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x17) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) r1 = gettid() tkill(r1, 0x40) 16:35:30 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f322e0f0178000f309a0900000065002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d683ed", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 16:35:30 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x18}, [@ldst={0x0, 0x0, 0x1}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x5323, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) 16:35:31 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:35:31 executing program 5: bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f00000010c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x18, 0x18, 0x2, [@struct={0x0, 0x1, 0x0, 0x4, 0x0, 0x0, [{0x0, 0x4}]}]}}, 0x0, 0x32}, 0x20) [ 765.266050][ T1532] device hsr_slave_0 left promiscuous mode [ 765.302791][ T1532] device hsr_slave_1 left promiscuous mode [ 765.323742][ T1532] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 765.331331][ T1532] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 765.384391][ T1532] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 765.394516][ T1532] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 765.456453][ T1532] device bridge_slave_1 left promiscuous mode [ 765.463371][ T1532] bridge0: port 2(bridge_slave_1) entered disabled state [ 765.485669][ T1532] device bridge_slave_0 left promiscuous mode [ 765.492693][ T1532] bridge0: port 1(bridge_slave_0) entered disabled state [ 765.554832][ T1532] device veth1_macvtap left promiscuous mode [ 765.561009][ T1532] device veth0_macvtap left promiscuous mode [ 765.567388][ T1532] device veth1_vlan left promiscuous mode [ 765.573429][ T1532] device veth0_vlan left promiscuous mode [ 769.671717][T10910] Bluetooth: hci0: command 0x0409 tx timeout [ 770.551644][T10910] Bluetooth: hci4: command 0x0409 tx timeout [ 771.388004][ T1532] team0 (unregistering): Port device team_slave_1 removed [ 771.412816][ T1532] team0 (unregistering): Port device team_slave_0 removed [ 771.436406][ T1532] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 771.460712][ T1532] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 771.595506][ T1532] bond0 (unregistering): Released all slaves [ 771.751684][ T17] Bluetooth: hci0: command 0x041b tx timeout [ 771.820453][T15881] IPVS: ftp: loaded support on port[0] = 21 [ 771.831139][T15883] IPVS: ftp: loaded support on port[0] = 21 [ 772.354626][T15881] chnl_net:caif_netlink_parms(): no params data found [ 772.431735][T15883] chnl_net:caif_netlink_parms(): no params data found [ 772.619376][T15881] bridge0: port 1(bridge_slave_0) entered blocking state [ 772.626819][T15881] bridge0: port 1(bridge_slave_0) entered disabled state [ 772.636625][T15881] device bridge_slave_0 entered promiscuous mode [ 772.647065][T14113] Bluetooth: hci4: command 0x041b tx timeout [ 772.731154][T15881] bridge0: port 2(bridge_slave_1) entered blocking state [ 772.738548][T15881] bridge0: port 2(bridge_slave_1) entered disabled state [ 772.748416][T15881] device bridge_slave_1 entered promiscuous mode [ 772.855004][T15883] bridge0: port 1(bridge_slave_0) entered blocking state [ 772.862337][T15883] bridge0: port 1(bridge_slave_0) entered disabled state [ 772.872124][T15883] device bridge_slave_0 entered promiscuous mode [ 772.925182][T15881] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 772.934732][T15883] bridge0: port 2(bridge_slave_1) entered blocking state [ 772.942094][T15883] bridge0: port 2(bridge_slave_1) entered disabled state [ 772.951681][T15883] device bridge_slave_1 entered promiscuous mode [ 772.966172][T15881] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 773.021619][T15883] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 773.051124][T15883] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 773.125034][T15881] team0: Port device team_slave_0 added [ 773.144656][T15883] team0: Port device team_slave_0 added [ 773.164054][T15881] team0: Port device team_slave_1 added [ 773.181491][T15883] team0: Port device team_slave_1 added [ 773.270532][T15883] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 773.277727][T15883] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 773.305196][T15883] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 773.318306][T15881] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 773.325566][T15881] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 773.351975][T15881] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 773.379592][T15883] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 773.387048][T15883] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 773.413237][T15883] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 773.426142][T15881] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 773.435100][T15881] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 773.461491][T15881] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 773.522388][ T1532] tipc: TX() has been purged, node left! [ 773.535199][T15883] device hsr_slave_0 entered promiscuous mode [ 773.552513][T15883] device hsr_slave_1 entered promiscuous mode [ 773.842147][T14113] Bluetooth: hci0: command 0x040f tx timeout [ 774.217258][T15881] device hsr_slave_0 entered promiscuous mode [ 774.252335][T15881] device hsr_slave_1 entered promiscuous mode [ 774.271699][T15881] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 774.279344][T15881] Cannot create hsr debugfs directory [ 774.712243][T14113] Bluetooth: hci4: command 0x040f tx timeout [ 775.470611][ T1532] device hsr_slave_0 left promiscuous mode [ 775.478812][ T1532] device hsr_slave_1 left promiscuous mode [ 775.487854][ T1532] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 775.496430][ T1532] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 775.507055][ T1532] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 775.515192][ T1532] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 775.526330][ T1532] device bridge_slave_1 left promiscuous mode [ 775.533316][ T1532] bridge0: port 2(bridge_slave_1) entered disabled state [ 775.553870][ T1532] device bridge_slave_0 left promiscuous mode [ 775.560593][ T1532] bridge0: port 1(bridge_slave_0) entered disabled state [ 775.598552][ T1532] device veth1_macvtap left promiscuous mode [ 775.604933][ T1532] device veth0_macvtap left promiscuous mode [ 775.611147][ T1532] device veth1_vlan left promiscuous mode [ 775.617355][ T1532] device veth0_vlan left promiscuous mode [ 775.911622][T14113] Bluetooth: hci0: command 0x0419 tx timeout [ 776.791565][ T9222] Bluetooth: hci4: command 0x0419 tx timeout [ 780.005628][ T1532] team0 (unregistering): Port device team_slave_1 removed [ 780.030611][ T1532] team0 (unregistering): Port device team_slave_0 removed [ 780.065186][ T1532] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 780.091334][ T1532] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 780.216147][ T1532] bond0 (unregistering): Released all slaves [ 780.530921][T15883] 8021q: adding VLAN 0 to HW filter on device bond0 [ 780.590678][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 780.600161][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 780.641570][T15883] 8021q: adding VLAN 0 to HW filter on device team0 [ 780.699283][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 780.709587][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 780.719588][ T8699] bridge0: port 1(bridge_slave_0) entered blocking state [ 780.726956][ T8699] bridge0: port 1(bridge_slave_0) entered forwarding state [ 780.785454][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 780.795203][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 780.806833][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 780.816173][ T8699] bridge0: port 2(bridge_slave_1) entered blocking state [ 780.823506][ T8699] bridge0: port 2(bridge_slave_1) entered forwarding state [ 780.832768][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 780.843921][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 780.873651][T15881] 8021q: adding VLAN 0 to HW filter on device bond0 [ 780.939807][T15883] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 780.950809][T15883] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 780.973609][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 780.984178][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 780.994806][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 781.005284][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 781.015860][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 781.025460][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 781.036098][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 781.045804][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 781.089012][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 781.099204][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 781.108864][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 781.117892][ T9789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 781.142558][T15881] 8021q: adding VLAN 0 to HW filter on device team0 [ 781.183827][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 781.194278][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 781.203928][T10910] bridge0: port 1(bridge_slave_0) entered blocking state [ 781.211346][T10910] bridge0: port 1(bridge_slave_0) entered forwarding state [ 781.333821][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 781.343492][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 781.353592][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 781.363134][T10910] bridge0: port 2(bridge_slave_1) entered blocking state [ 781.370457][T10910] bridge0: port 2(bridge_slave_1) entered forwarding state [ 781.379831][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 781.390967][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 781.402307][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 781.410120][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 781.418067][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 781.428644][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 781.484598][T15881] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 781.495147][T15881] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 781.523302][T15883] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 781.562986][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 781.573071][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 781.583850][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 781.595358][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 781.605203][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 781.615938][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 781.625839][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 781.704554][T15881] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 781.762390][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 781.771699][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 781.779566][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 781.976168][ T9240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 781.986774][ T9240] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 782.067366][ T9240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 782.078412][ T9240] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 782.116686][T15883] device veth0_vlan entered promiscuous mode [ 782.132582][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 782.142003][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 782.172168][T15883] device veth1_vlan entered promiscuous mode [ 782.219416][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 782.228968][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 782.238634][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 782.248852][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 782.356185][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 782.366646][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 782.377452][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 782.387611][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 782.399705][T15883] device veth0_macvtap entered promiscuous mode [ 782.414518][T15881] device veth0_vlan entered promiscuous mode [ 782.437156][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 782.446907][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 782.456332][T10910] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 782.489868][T15881] device veth1_vlan entered promiscuous mode [ 782.513367][T15883] device veth1_macvtap entered promiscuous mode [ 782.572097][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 782.581806][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 782.591391][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 782.662140][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 782.672314][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 782.698155][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 782.709725][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.719898][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 782.730553][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.740676][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 782.751305][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.761442][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 782.772106][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.786413][T15883] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 782.804956][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 782.815713][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 782.830668][T15881] device veth0_macvtap entered promiscuous mode [ 782.859198][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 782.870179][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.880350][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 782.890949][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.901006][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 782.911786][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.921925][T15883] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 782.932546][T15883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 782.946983][T15883] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 782.962781][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 782.972452][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 782.983041][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 783.037361][T15881] device veth1_macvtap entered promiscuous mode [ 783.167550][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 783.178977][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.189037][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 783.199592][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.209576][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 783.220094][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.230144][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 783.240658][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.250646][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 783.261165][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.275562][T15881] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 783.292276][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 783.302081][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 783.312356][T14113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 783.415434][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 783.426393][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.436526][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 783.447169][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.457168][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 783.467759][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.477880][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 783.488433][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.499029][T15881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 783.509663][T15881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 783.525604][T15881] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 783.535009][ T9240] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 783.545259][ T9240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 784.069789][T16307] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. 16:35:51 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0xa, [@struct={0x8}]}, {0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x61]}}, 0x0, 0x2e}, 0x20) 16:35:51 executing program 3: bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0xa, [@struct={0x8}]}, {0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x61]}}, 0x0, 0x2e}, 0x20) 16:35:51 executing program 1: r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$TCSETSF2(r0, 0x402c542d, &(0x7f00000000c0)={0x0, 0x9, 0x0, 0x0, 0x0, "f76bf8288063fc3e2d3cb566d1277e456873f1"}) r1 = syz_open_dev$tty20(0xc, 0x4, 0x1) write(r1, &(0x7f00000001c0)="8f1eeecb16a9a7369c926b6a11244bbcde5f5fd8a7ca8aa41becb54be9ff465e826cf8b74100a4eeccaaf83d8677b21d3482201b3b28898f3f04543f4db6770d", 0x40) 16:35:51 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240)='/dev/net/tun\x00', 0x2142, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x420000014001}) writev(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000140)="3900000011", 0x5}], 0x1) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000200)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000081"], 0xfdef) 16:35:51 executing program 0: creat(&(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc62]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 16:35:51 executing program 3: bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f00000010c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x18, 0x18, 0x2, [@struct={0x0, 0x1, 0x0, 0x4, 0x0, 0x0, [{0xfffffffc}]}]}}, 0x0, 0x32}, 0x20) 16:35:51 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) rseq(&(0x7f0000000240), 0x20, 0x0, 0x0) [ 785.046318][T16326] ===================================================== [ 785.053382][T16326] BUG: KMSAN: uninit-value in __netif_receive_skb_core+0x3f45/0x6520 [ 785.061446][T16326] CPU: 0 PID: 16326 Comm: syz-executor.5 Not tainted 5.8.0-rc5-syzkaller #0 [ 785.070105][T16326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 785.080145][T16326] Call Trace: [ 785.083436][T16326] dump_stack+0x21c/0x280 [ 785.087871][T16326] kmsan_report+0xf7/0x1e0 [ 785.092288][T16326] __msan_warning+0x58/0xa0 [ 785.096791][T16326] __netif_receive_skb_core+0x3f45/0x6520 [ 785.102514][T16326] ? kmsan_set_origin_checked+0x95/0xf0 [ 785.108053][T16326] ? kmsan_get_metadata+0x110/0x180 [ 785.113265][T16326] ? kmsan_get_metadata+0x116/0x180 [ 785.118455][T16326] __netif_receive_skb+0x164/0x670 [ 785.123569][T16326] netif_receive_skb_internal+0x33c/0x3b0 [ 785.129293][T16326] ? __msan_poison_alloca+0xf0/0x120 [ 785.134573][T16326] netif_receive_skb+0x1c1/0x360 [ 785.139558][T16326] tun_get_user+0x63f6/0x66e0 [ 785.144253][T16326] ? kmsan_get_metadata+0x116/0x180 [ 785.149445][T16326] tun_chr_write_iter+0x1f2/0x360 [ 785.154491][T16326] ? tun_chr_read_iter+0x4a0/0x4a0 [ 785.159886][T16326] vfs_write+0xf9a/0x17c0 [ 785.164234][T16326] ksys_write+0x275/0x500 [ 785.168582][T16326] __se_sys_write+0x92/0xb0 [ 785.173080][T16326] __ia32_sys_write+0x4a/0x70 [ 785.177776][T16326] __do_fast_syscall_32+0x2af/0x480 [ 785.182992][T16326] do_fast_syscall_32+0x6b/0xd0 [ 785.187850][T16326] do_SYSENTER_32+0x73/0x90 [ 785.192349][T16326] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 785.198666][T16326] RIP: 0023:0xf7fbf549 [ 785.202715][T16326] Code: Bad RIP value. [ 785.206784][T16326] RSP: 002b:00000000f55b90cc EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 785.215184][T16326] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000140 [ 785.223144][T16326] RDX: 000000000000fdef RSI: 0000000000000000 RDI: 0000000000000000 [ 785.231105][T16326] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 785.239062][T16326] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 785.247036][T16326] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 785.255018][T16326] [ 785.257336][T16326] Uninit was stored to memory at: [ 785.262370][T16326] kmsan_internal_chain_origin+0xad/0x130 [ 785.268115][T16326] __msan_chain_origin+0x50/0x90 [ 785.273057][T16326] skb_vlan_untag+0x7e7/0xf70 [ 785.277729][T16326] __netif_receive_skb_core+0xa4d/0x6520 [ 785.283380][T16326] __netif_receive_skb+0x164/0x670 [ 785.288486][T16326] netif_receive_skb_internal+0x33c/0x3b0 [ 785.294215][T16326] netif_receive_skb+0x1c1/0x360 [ 785.299170][T16326] tun_get_user+0x63f6/0x66e0 [ 785.303863][T16326] tun_chr_write_iter+0x1f2/0x360 [ 785.308896][T16326] vfs_write+0xf9a/0x17c0 [ 785.313216][T16326] ksys_write+0x275/0x500 [ 785.317533][T16326] __se_sys_write+0x92/0xb0 [ 785.322055][T16326] __ia32_sys_write+0x4a/0x70 [ 785.326723][T16326] __do_fast_syscall_32+0x2af/0x480 [ 785.331926][T16326] do_fast_syscall_32+0x6b/0xd0 [ 785.336763][T16326] do_SYSENTER_32+0x73/0x90 [ 785.341257][T16326] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 785.347560][T16326] [ 785.349881][T16326] Uninit was created at: [ 785.354113][T16326] kmsan_internal_poison_shadow+0x66/0xd0 [ 785.359909][T16326] kmsan_slab_alloc+0x8a/0xe0 [ 785.364635][T16326] __kmalloc_node_track_caller+0xeab/0x12e0 [ 785.370530][T16326] __alloc_skb+0x35f/0xb30 [ 785.374961][T16326] alloc_skb_with_frags+0x1f2/0xc10 [ 785.380175][T16326] sock_alloc_send_pskb+0xc83/0xe50 [ 785.385365][T16326] tun_get_user+0x1a32/0x66e0 [ 785.390064][T16326] tun_chr_write_iter+0x1f2/0x360 [ 785.395080][T16326] vfs_write+0xf9a/0x17c0 [ 785.399399][T16326] ksys_write+0x275/0x500 [ 785.403733][T16326] __se_sys_write+0x92/0xb0 [ 785.408227][T16326] __ia32_sys_write+0x4a/0x70 [ 785.412900][T16326] __do_fast_syscall_32+0x2af/0x480 [ 785.418090][T16326] do_fast_syscall_32+0x6b/0xd0 [ 785.422933][T16326] do_SYSENTER_32+0x73/0x90 [ 785.427426][T16326] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 785.433739][T16326] ===================================================== [ 785.440693][T16326] Disabling lock debugging due to kernel taint [ 785.446834][T16326] Kernel panic - not syncing: panic_on_warn set ... [ 785.453415][T16326] CPU: 0 PID: 16326 Comm: syz-executor.5 Tainted: G B 5.8.0-rc5-syzkaller #0 [ 785.463461][T16326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 785.473506][T16326] Call Trace: [ 785.476800][T16326] dump_stack+0x21c/0x280 [ 785.481215][T16326] panic+0x4d7/0xef7 [ 785.485119][T16326] ? add_taint+0x17c/0x210 [ 785.489554][T16326] kmsan_report+0x1df/0x1e0 [ 785.494071][T16326] __msan_warning+0x58/0xa0 [ 785.498578][T16326] __netif_receive_skb_core+0x3f45/0x6520 [ 785.504296][T16326] ? kmsan_set_origin_checked+0x95/0xf0 [ 785.509838][T16326] ? kmsan_get_metadata+0x110/0x180 [ 785.515044][T16326] ? kmsan_get_metadata+0x116/0x180 [ 785.520252][T16326] __netif_receive_skb+0x164/0x670 [ 785.525375][T16326] netif_receive_skb_internal+0x33c/0x3b0 [ 785.531088][T16326] ? __msan_poison_alloca+0xf0/0x120 [ 785.536370][T16326] netif_receive_skb+0x1c1/0x360 [ 785.541328][T16326] tun_get_user+0x63f6/0x66e0 [ 785.546023][T16326] ? kmsan_get_metadata+0x116/0x180 [ 785.551215][T16326] tun_chr_write_iter+0x1f2/0x360 [ 785.556235][T16326] ? tun_chr_read_iter+0x4a0/0x4a0 [ 785.561336][T16326] vfs_write+0xf9a/0x17c0 [ 785.565682][T16326] ksys_write+0x275/0x500 [ 785.570012][T16326] __se_sys_write+0x92/0xb0 [ 785.574510][T16326] __ia32_sys_write+0x4a/0x70 [ 785.579184][T16326] __do_fast_syscall_32+0x2af/0x480 [ 785.584395][T16326] do_fast_syscall_32+0x6b/0xd0 [ 785.589241][T16326] do_SYSENTER_32+0x73/0x90 [ 785.593742][T16326] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 785.600059][T16326] RIP: 0023:0xf7fbf549 [ 785.604110][T16326] Code: Bad RIP value. [ 785.608165][T16326] RSP: 002b:00000000f55b90cc EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 785.616582][T16326] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000140 [ 785.624559][T16326] RDX: 000000000000fdef RSI: 0000000000000000 RDI: 0000000000000000 [ 785.632522][T16326] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 785.640486][T16326] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 785.648448][T16326] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 785.660149][T16326] Kernel Offset: disabled [ 785.664475][T16326] Rebooting in 86400 seconds..