80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1775.778066][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1775.786521][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1775.794547][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1775.802545][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1775.810627][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1775.818608][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1775.826608][T13671]  </TASK>
[ 1775.830015][T13671] Uninit was stored to memory at:
[ 1775.835221][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1775.840375][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1775.845446][T13671]  do_recvmmsg+0xd77/0x2120
[ 1775.850176][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1775.855009][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1775.861389][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1775.866634][T13671]  do_fast_syscall_32+0x34/0x70
[ 1775.871543][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1775.876252][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1775.882916][T13671] 
[ 1775.885255][T13671] Uninit was stored to memory at:
[ 1775.890321][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1775.895645][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1775.900623][T13671]  do_recvmmsg+0xd77/0x2120
[ 1775.905351][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1775.910076][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1775.916567][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1775.921641][T13671]  do_fast_syscall_32+0x34/0x70
[ 1775.926695][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1775.931242][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1775.937852][T13671] 
[ 1775.940186][T13671] Uninit was stored to memory at:
[ 1775.945491][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1775.950650][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1775.955748][T13671]  do_recvmmsg+0xd77/0x2120
[ 1775.960306][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1775.965194][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1775.971568][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1775.976743][T13671]  do_fast_syscall_32+0x34/0x70
[ 1775.981635][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1775.986312][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1775.992803][T13671] 
[ 1775.995146][T13671] Uninit was stored to memory at:
[ 1776.000204][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.005649][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.010656][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.015421][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.020154][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.026762][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.031925][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.037034][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.041636][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.048216][T13671] 
[ 1776.050587][T13671] Uninit was stored to memory at:
[ 1776.055913][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.061061][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.066246][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.070826][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.075787][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.082256][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.087421][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.092446][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.097042][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.103631][T13671] 
[ 1776.105974][T13671] Uninit was stored to memory at:
[ 1776.111053][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.116354][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.121343][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.126112][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.130840][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.137384][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.142561][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.147465][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.152305][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.158704][T13671] 
[ 1776.161034][T13671] Uninit was stored to memory at:
[ 1776.166272][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.171433][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.176593][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.181146][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.186061][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.192544][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.197638][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.202734][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.207291][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.213813][T13671] 
[ 1776.216149][T13671] Local variable msg_sys created at:
[ 1776.221593][T13671]  do_recvmmsg+0xbb/0x2120
[ 1776.226250][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.320014][T13671] not chained 460000 origins
[ 1776.324846][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1776.333655][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1776.343742][T13671] Call Trace:
[ 1776.347043][T13671]  <TASK>
[ 1776.349996][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1776.354952][T13671]  dump_stack+0x25/0x28
[ 1776.359149][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1776.364987][T13671]  ? up_read+0x40/0x2b0
[ 1776.369199][T13671]  ? do_user_addr_fault+0x13a9/0x1ee0
[ 1776.374671][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1776.379833][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1776.385679][T13671]  ? should_fail+0x75/0x9c0
[ 1776.390227][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1776.395367][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1776.401644][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1776.407754][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1776.412931][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1776.418839][T13671]  __msan_chain_origin+0xbf/0x140
[ 1776.424030][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.429201][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.434176][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1776.439191][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.443837][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1776.449019][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1776.455327][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1776.460500][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1776.466781][T13671]  ? fput+0x82/0x320
[ 1776.470787][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.477344][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.482087][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.488470][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.493530][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.498431][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.502991][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.509378][T13671] RIP: 0023:0xf6ee7549
[ 1776.513461][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1776.533122][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1776.541583][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1776.549606][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1776.557599][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1776.565601][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1776.573637][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1776.581646][T13671]  </TASK>
[ 1776.585592][T13671] Uninit was stored to memory at:
[ 1776.590690][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.595960][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.600951][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.605638][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.610377][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.617026][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.622222][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.627127][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.631674][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.638169][T13671] 
[ 1776.640509][T13671] Uninit was stored to memory at:
[ 1776.645790][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.650950][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.656096][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.660648][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.665519][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.671897][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.677172][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.682210][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.686760][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.693345][T13671] 
[ 1776.695678][T13671] Uninit was stored to memory at:
[ 1776.700746][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.706101][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.711183][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.715877][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.720602][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.727126][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.732306][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.737205][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.741774][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.748253][T13671] 
[ 1776.750584][T13671] Uninit was stored to memory at:
[ 1776.755811][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.760962][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.766125][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.770678][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.775737][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.782313][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.787387][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.792415][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.796963][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.803559][T13671] 
[ 1776.805901][T13671] Uninit was stored to memory at:
[ 1776.810995][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.816356][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.821336][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.826115][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.830856][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.837366][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.842565][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.847472][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.852186][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.858653][T13671] 
[ 1776.860972][T13671] Uninit was stored to memory at:
[ 1776.866242][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.871392][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.876509][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.881059][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.885983][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.892504][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.897582][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.902623][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.907170][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.913672][T13671] 
[ 1776.916009][T13671] Uninit was stored to memory at:
[ 1776.921104][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1776.926429][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1776.931579][T13671]  do_recvmmsg+0xd77/0x2120
[ 1776.936242][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1776.940984][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1776.947997][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1776.953167][T13671]  do_fast_syscall_32+0x34/0x70
[ 1776.958070][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1776.962897][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1776.969289][T13671] 
[ 1776.971627][T13671] Local variable msg_sys created at:
[ 1776.977122][T13671]  do_recvmmsg+0xbb/0x2120
[ 1776.981592][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.086140][T13671] not chained 470000 origins
[ 1777.090883][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1777.099671][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1777.109738][T13671] Call Trace:
[ 1777.113021][T13671]  <TASK>
[ 1777.115949][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1777.120677][T13671]  dump_stack+0x25/0x28
[ 1777.124851][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1777.130598][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1777.135655][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1777.140879][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1777.146006][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.151140][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1777.156981][T13671]  ? should_fail+0x75/0x9c0
[ 1777.161505][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.166638][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1777.172904][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1777.178995][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.184127][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1777.189958][T13671]  __msan_chain_origin+0xbf/0x140
[ 1777.195004][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.200145][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.205106][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1777.209981][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.214520][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.219670][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1777.225944][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.231093][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1777.237363][T13671]  ? fput+0x82/0x320
[ 1777.241282][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.248074][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.252788][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.259147][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.264200][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.269070][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.273596][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.279955][T13671] RIP: 0023:0xf6ee7549
[ 1777.284073][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1777.303700][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1777.312137][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1777.320123][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1777.328121][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1777.336101][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1777.344125][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1777.352113][T13671]  </TASK>
[ 1777.358515][T13671] Uninit was stored to memory at:
[ 1777.363789][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.368952][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.374179][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.378741][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.386156][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.393308][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.398446][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.403599][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.408148][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.417205][T13671] 
[ 1777.419630][T13671] Uninit was stored to memory at:
[ 1777.424911][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.430061][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.435453][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.440012][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.447339][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.453942][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.459017][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.464091][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.468638][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.477301][T13671] 
[ 1777.479650][T13671] Uninit was stored to memory at:
[ 1777.484902][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.490053][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.495231][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.499800][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.506476][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.513144][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.518221][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.523306][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.527854][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.537159][T13671] 
[ 1777.539499][T13671] Uninit was stored to memory at:
[ 1777.544787][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.549934][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.555109][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.559660][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.566393][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.573077][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.578149][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.583213][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.587764][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.596183][T13671] 
[ 1777.598513][T13671] Uninit was stored to memory at:
[ 1777.603774][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.608923][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.614170][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.618724][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.625514][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.631877][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.637156][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.642195][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.646740][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.655122][T13671] 
[ 1777.657450][T13671] Uninit was stored to memory at:
[ 1777.662704][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.667852][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.673019][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.677568][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.684512][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.690877][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.696178][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.701105][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.705789][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.714832][T13671] 
[ 1777.717171][T13671] Uninit was stored to memory at:
[ 1777.722424][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1777.727578][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1777.732694][T13671]  do_recvmmsg+0xd77/0x2120
[ 1777.737245][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.744581][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1777.750961][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1777.756281][T13671]  do_fast_syscall_32+0x34/0x70
[ 1777.761179][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1777.765835][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1777.774888][T13671] 
[ 1777.777226][T13671] Local variable msg_sys created at:
[ 1777.782709][T13671]  do_recvmmsg+0xbb/0x2120
[ 1777.787168][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1777.892621][T13671] not chained 480000 origins
[ 1777.897283][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1777.906086][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1777.916168][T13671] Call Trace:
[ 1777.919459][T13671]  <TASK>
[ 1777.922403][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1777.927137][T13671]  dump_stack+0x25/0x28
[ 1777.931312][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1777.937061][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1777.942149][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1777.947398][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1777.952546][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.957699][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1777.963543][T13671]  ? should_fail+0x75/0x9c0
[ 1777.968082][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.973216][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1777.979507][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1777.985606][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1777.990762][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1777.996592][T13671]  __msan_chain_origin+0xbf/0x140
[ 1778.001639][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.006794][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.011775][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1778.016661][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.021228][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1778.026397][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1778.032692][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1778.037848][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1778.044142][T13671]  ? fput+0x82/0x320
[ 1778.048083][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.054616][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.059349][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.065707][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.070761][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.075642][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.080196][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.086569][T13671] RIP: 0023:0xf6ee7549
[ 1778.090639][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1778.110270][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1778.118775][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1778.126767][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1778.134772][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1778.142771][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1778.150763][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1778.158754][T13671]  </TASK>
[ 1778.162413][T13671] Uninit was stored to memory at:
[ 1778.167508][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.172749][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.177727][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.182642][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.187377][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.193857][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.198940][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.204002][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.208559][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.215085][T13671] 
[ 1778.217416][T13671] Uninit was stored to memory at:
[ 1778.222639][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.227787][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.232921][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.237485][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.242300][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.248681][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.253899][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.258801][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.263506][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.269887][T13671] 
[ 1778.272343][T13671] Uninit was stored to memory at:
[ 1778.277418][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.282872][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.287854][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.292566][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.297407][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.303996][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.309087][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.314131][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.318684][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.325316][T13671] 
[ 1778.327648][T13671] Uninit was stored to memory at:
[ 1778.332884][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.338036][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.343137][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.347711][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.352671][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.359229][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.364476][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.369489][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.374183][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.380577][T13671] 
[ 1778.383065][T13671] Uninit was stored to memory at:
[ 1778.388153][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.393465][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.398447][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.403124][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.407852][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.414391][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.419469][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.424511][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.429060][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.435581][T13671] 
[ 1778.437916][T13671] Uninit was stored to memory at:
[ 1778.443157][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.448309][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.453443][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.457991][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.462796][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.469201][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.474521][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.479423][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.484087][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.490469][T13671] 
[ 1778.492932][T13671] Uninit was stored to memory at:
[ 1778.498012][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.503263][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.508243][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.512951][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.517676][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.524177][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.529695][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.534717][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.539265][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.545793][T13671] 
[ 1778.548127][T13671] Local variable msg_sys created at:
[ 1778.553555][T13671]  do_recvmmsg+0xbb/0x2120
[ 1778.558031][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.668746][T13671] not chained 490000 origins
[ 1778.673791][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1778.682599][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1778.692691][T13671] Call Trace:
[ 1778.695997][T13671]  <TASK>
[ 1778.698962][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1778.703680][T13671]  dump_stack+0x25/0x28
[ 1778.707880][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1778.713660][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1778.718741][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1778.723968][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1778.729121][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1778.734263][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1778.740125][T13671]  ? should_fail+0x75/0x9c0
[ 1778.744661][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1778.749816][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1778.756117][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1778.762219][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1778.767379][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1778.773242][T13671]  __msan_chain_origin+0xbf/0x140
[ 1778.778315][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.783469][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.788641][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1778.793546][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.798115][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1778.803296][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1778.809599][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1778.814742][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1778.821034][T13671]  ? fput+0x82/0x320
[ 1778.824954][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.831503][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.836219][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.842591][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.847675][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.857704][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.862246][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.868892][T13671] RIP: 0023:0xf6ee7549
[ 1778.872971][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1778.892883][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1778.901343][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1778.909349][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1778.917353][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1778.925356][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1778.933362][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1778.941373][T13671]  </TASK>
[ 1778.945219][T13671] Uninit was stored to memory at:
[ 1778.950321][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1778.955599][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1778.960668][T13671]  do_recvmmsg+0xd77/0x2120
[ 1778.965446][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1778.970178][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1778.976774][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1778.981857][T13671]  do_fast_syscall_32+0x34/0x70
[ 1778.986954][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1778.991502][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1778.998106][T13671] 
[ 1779.000440][T13671] Uninit was stored to memory at:
[ 1779.005722][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.010869][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.016148][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.020709][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.025618][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.032110][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.037207][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.043791][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.048359][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.054929][T13671] 
[ 1779.057265][T13671] Uninit was stored to memory at:
[ 1779.062581][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.067735][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.072868][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.077420][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.082398][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.088789][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.094200][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.099109][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.103822][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.110206][T13671] 
[ 1779.112710][T13671] Uninit was stored to memory at:
[ 1779.117796][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.123118][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.128100][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.132790][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.137523][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.144129][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.149209][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.154260][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.158811][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.165341][T13671] 
[ 1779.167677][T13671] Uninit was stored to memory at:
[ 1779.172914][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.178073][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.183291][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.187845][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.192716][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.199093][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.204426][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.209454][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.214151][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.220536][T13671] 
[ 1779.223026][T13671] Uninit was stored to memory at:
[ 1779.228111][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.233388][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.238367][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.243123][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.247854][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.254386][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.259462][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.264610][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.269155][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.275714][T13671] 
[ 1779.278053][T13671] Uninit was stored to memory at:
[ 1779.283278][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.288437][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.293605][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.298161][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.303055][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.309432][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.314680][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.319883][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.324596][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.330978][T13671] 
[ 1779.333445][T13671] Local variable msg_sys created at:
[ 1779.338737][T13671]  do_recvmmsg+0xbb/0x2120
[ 1779.343378][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.437568][T13671] not chained 500000 origins
[ 1779.442298][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1779.451101][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1779.461256][T13671] Call Trace:
[ 1779.464551][T13671]  <TASK>
[ 1779.467518][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1779.472264][T13671]  dump_stack+0x25/0x28
[ 1779.476459][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1779.482211][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1779.487294][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1779.492543][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1779.497785][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1779.502922][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1779.508780][T13671]  ? should_fail+0x75/0x9c0
[ 1779.513332][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1779.518491][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1779.524763][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1779.530884][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1779.536019][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1779.541855][T13671]  __msan_chain_origin+0xbf/0x140
[ 1779.546911][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.552092][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.557078][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1779.561990][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.566600][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1779.571769][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1779.578062][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1779.583224][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1779.589531][T13671]  ? fput+0x82/0x320
[ 1779.593458][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.600011][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.604733][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.611117][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.616180][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.621087][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.625638][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.632021][T13671] RIP: 0023:0xf6ee7549
[ 1779.636116][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1779.655748][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1779.664284][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1779.672295][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1779.680295][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1779.688293][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1779.696375][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1779.704393][T13671]  </TASK>
[ 1779.709740][T13671] Uninit was stored to memory at:
[ 1779.714932][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.720083][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.725160][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.729714][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.734536][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.740922][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.746247][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.751165][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.755857][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.762333][T13671] 
[ 1779.764667][T13671] Uninit was stored to memory at:
[ 1779.769752][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.775042][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.780020][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.784719][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.789448][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.796008][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.801079][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.806070][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.810627][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.817137][T13671] 
[ 1779.819473][T13671] Uninit was stored to memory at:
[ 1779.824742][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.829901][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.835016][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.839569][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.844417][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.850794][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.856178][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.861080][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.865767][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.872234][T13671] 
[ 1779.874567][T13671] Uninit was stored to memory at:
[ 1779.879645][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.884953][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.889930][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.894646][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.899372][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.905911][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.910984][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.916097][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.920647][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.927166][T13671] 
[ 1779.929527][T13671] Uninit was stored to memory at:
[ 1779.934738][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.939889][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1779.945018][T13671]  do_recvmmsg+0xd77/0x2120
[ 1779.949659][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1779.954519][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1779.960899][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1779.966106][T13671]  do_fast_syscall_32+0x34/0x70
[ 1779.971006][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1779.975971][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1779.982458][T13671] 
[ 1779.984801][T13671] Uninit was stored to memory at:
[ 1779.989886][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1779.995171][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.000160][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.004872][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.009602][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.016141][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.021225][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.026384][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.030943][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.037573][T13671] 
[ 1780.039931][T13671] Uninit was stored to memory at:
[ 1780.045187][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.050337][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.055563][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.060225][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.065109][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.071606][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.076849][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.081755][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.086574][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.093072][T13671] 
[ 1780.095414][T13671] Local variable msg_sys created at:
[ 1780.100712][T13671]  do_recvmmsg+0xbb/0x2120
[ 1780.105339][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.201105][T13671] not chained 510000 origins
[ 1780.205870][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1780.214674][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1780.224759][T13671] Call Trace:
[ 1780.228053][T13671]  <TASK>
[ 1780.231003][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1780.235727][T13671]  dump_stack+0x25/0x28
[ 1780.239949][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1780.245811][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1780.250983][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1780.256213][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1780.261346][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1780.266487][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1780.272359][T13671]  ? should_fail+0x75/0x9c0
[ 1780.276907][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1780.282044][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1780.288337][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1780.294544][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1780.299729][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1780.305601][T13671]  __msan_chain_origin+0xbf/0x140
[ 1780.310672][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.315818][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.320775][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1780.325666][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.330238][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1780.335408][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1780.341698][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1780.346842][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1780.353137][T13671]  ? fput+0x82/0x320
[ 1780.357094][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.363653][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.368393][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.375025][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.380121][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.385014][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.389566][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.396022][T13671] RIP: 0023:0xf6ee7549
[ 1780.400117][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1780.419849][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1780.428418][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1780.436516][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1780.444623][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1780.452621][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1780.460715][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1780.468735][T13671]  </TASK>
[ 1780.472222][T13671] Uninit was stored to memory at:
[ 1780.477316][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.482563][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.487546][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.492196][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.496922][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.503396][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.508470][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.513526][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.518075][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.524593][T13671] 
[ 1780.526928][T13671] Uninit was stored to memory at:
[ 1780.532421][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.537582][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.542748][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.547297][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.552556][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.559029][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.564235][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.569133][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.573835][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.580222][T13671] 
[ 1780.582712][T13671] Uninit was stored to memory at:
[ 1780.587797][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.593119][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.598194][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.602879][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.607604][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.614217][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.619384][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.624427][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.628998][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.635512][T13671] 
[ 1780.637862][T13671] Uninit was stored to memory at:
[ 1780.643094][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.648259][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.653378][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.657931][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.662751][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.669125][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.674362][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.679261][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.683955][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.690347][T13671] 
[ 1780.692832][T13671] Uninit was stored to memory at:
[ 1780.697904][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.703188][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.708165][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.712850][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.717578][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.724118][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.729192][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.734501][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.739046][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.745559][T13671] 
[ 1780.747892][T13671] Uninit was stored to memory at:
[ 1780.753128][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.758280][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.763390][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.767942][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.772758][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.779135][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.784362][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.789265][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.794063][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.800444][T13671] 
[ 1780.802911][T13671] Uninit was stored to memory at:
[ 1780.808001][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1780.813299][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1780.818281][T13671]  do_recvmmsg+0xd77/0x2120
[ 1780.822990][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.827721][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1780.834225][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1780.839305][T13671]  do_fast_syscall_32+0x34/0x70
[ 1780.844375][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1780.848925][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1780.855443][T13671] 
[ 1780.857783][T13671] Local variable msg_sys created at:
[ 1780.863212][T13671]  do_recvmmsg+0xbb/0x2120
[ 1780.867682][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1780.966520][T13671] not chained 520000 origins
[ 1780.971146][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1780.979934][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1780.990034][T13671] Call Trace:
[ 1780.993343][T13671]  <TASK>
[ 1780.996292][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1781.002773][T13671]  dump_stack+0x25/0x28
[ 1781.006988][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1781.012885][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1781.017989][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1781.023247][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1781.028399][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.033545][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1781.039410][T13671]  ? should_fail+0x75/0x9c0
[ 1781.043967][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.049139][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1781.055425][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1781.061598][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.066962][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1781.072832][T13671]  __msan_chain_origin+0xbf/0x140
[ 1781.078021][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.083179][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.088161][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1781.093155][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.097722][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.102877][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1781.109171][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.114338][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1781.120657][T13671]  ? fput+0x82/0x320
[ 1781.124600][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.131158][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.135887][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.142289][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.147380][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.152332][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.156879][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.163237][T13671] RIP: 0023:0xf6ee7549
[ 1781.167332][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1781.186990][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1781.195566][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1781.203580][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1781.211586][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1781.219583][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1781.227572][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1781.235650][T13671]  </TASK>
[ 1781.239126][T13671] Uninit was stored to memory at:
[ 1781.244329][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.249501][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.254589][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.259147][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.264003][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.270388][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.275647][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.280551][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.285265][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.291654][T13671] 
[ 1781.294202][T13671] Uninit was stored to memory at:
[ 1781.303931][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.309114][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.314341][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.318903][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.323899][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.330292][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.335538][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.340444][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.345218][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.351611][T13671] 
[ 1781.354110][T13671] Uninit was stored to memory at:
[ 1781.359193][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.364493][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.369496][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.374209][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.378938][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.385467][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.390552][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.395608][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.400187][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.406718][T13671] 
[ 1781.409058][T13671] Uninit was stored to memory at:
[ 1781.414301][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.419454][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.424593][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.429237][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.434114][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.440499][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.445736][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.450640][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.455350][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.461734][T13671] 
[ 1781.464201][T13671] Uninit was stored to memory at:
[ 1781.469281][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.474582][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.479568][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.484284][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.489018][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.496239][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.501320][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.506339][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.510893][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.517426][T13671] 
[ 1781.519775][T13671] Uninit was stored to memory at:
[ 1781.525036][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.530188][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.535321][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.539882][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.544776][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.551176][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.556419][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.561327][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.566044][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.572495][T13671] 
[ 1781.574971][T13671] Uninit was stored to memory at:
[ 1781.580045][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.585350][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.590345][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.595075][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.599801][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.607018][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.612193][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.617103][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.621657][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.628145][T13671] 
[ 1781.630480][T13671] Local variable msg_sys created at:
[ 1781.635899][T13671]  do_recvmmsg+0xbb/0x2120
[ 1781.640365][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.747786][T13671] not chained 530000 origins
[ 1781.752560][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1781.761430][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1781.771501][T13671] Call Trace:
[ 1781.774845][T13671]  <TASK>
[ 1781.777814][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1781.782525][T13671]  dump_stack+0x25/0x28
[ 1781.786714][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1781.792467][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1781.797524][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1781.802766][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1781.807913][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.813050][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1781.818910][T13671]  ? should_fail+0x75/0x9c0
[ 1781.823562][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.828710][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1781.835080][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1781.841181][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.846344][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1781.852439][T13671]  __msan_chain_origin+0xbf/0x140
[ 1781.857497][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1781.862842][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1781.867802][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1781.872690][T13671]  do_recvmmsg+0xd77/0x2120
[ 1781.877232][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.882396][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1781.888680][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1781.893831][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1781.900107][T13671]  ? fput+0x82/0x320
[ 1781.904039][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.910758][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1781.915490][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1781.921946][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1781.927023][T13671]  do_fast_syscall_32+0x34/0x70
[ 1781.931992][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1781.936531][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1781.942893][T13671] RIP: 0023:0xf6ee7549
[ 1781.946965][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1781.966680][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1781.975109][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1781.983087][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1781.991067][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1781.999144][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1782.007140][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1782.015143][T13671]  </TASK>
[ 1782.021588][T13671] Uninit was stored to memory at:
[ 1782.026820][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.032127][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.037113][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.041671][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.049158][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.055727][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.060814][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.065883][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.070455][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.078894][T13671] 
[ 1782.081242][T13671] Uninit was stored to memory at:
[ 1782.086536][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.091691][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.096939][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.101497][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.108892][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.115635][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.120747][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.125962][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.130520][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.138948][T13671] 
[ 1782.141284][T13671] Uninit was stored to memory at:
[ 1782.146574][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.151745][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.156984][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.161556][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.168318][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.175137][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.180231][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.185287][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.189844][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.198343][T13671] 
[ 1782.200829][T13671] Uninit was stored to memory at:
[ 1782.206055][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.211203][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.216422][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.220973][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.227662][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.234409][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.239493][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.244590][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.249143][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.257777][T13671] 
[ 1782.260107][T13671] Uninit was stored to memory at:
[ 1782.265349][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.270500][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.275893][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.280441][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.287097][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.293682][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.298759][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.303855][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.308429][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.316770][T13671] 
[ 1782.319100][T13671] Uninit was stored to memory at:
[ 1782.324388][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.329535][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.334786][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.339336][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.345995][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.352575][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.357652][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.362722][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.367272][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.376097][T13671] 
[ 1782.378426][T13671] Uninit was stored to memory at:
[ 1782.388149][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.393457][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.398505][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.405661][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.410404][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.416923][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.422140][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.427054][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.431594][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.440200][T13671] 
[ 1782.442678][T13671] Local variable msg_sys created at:
[ 1782.448072][T13671]  do_recvmmsg+0xbb/0x2120
[ 1782.452746][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.550623][T13671] not chained 540000 origins
[ 1782.555592][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1782.564411][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1782.575111][T13671] Call Trace:
[ 1782.578404][T13671]  <TASK>
[ 1782.581349][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1782.586087][T13671]  dump_stack+0x25/0x28
[ 1782.590293][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1782.596059][T13671]  ? up_read+0x40/0x2b0
[ 1782.600316][T13671]  ? do_user_addr_fault+0x13a9/0x1ee0
[ 1782.605724][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1782.611049][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1782.616919][T13671]  ? should_fail+0x75/0x9c0
[ 1782.621468][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1782.626661][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1782.632968][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1782.639111][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1782.644253][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1782.650118][T13671]  __msan_chain_origin+0xbf/0x140
[ 1782.655196][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.660364][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.665334][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1782.670236][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.674793][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1782.679965][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1782.686263][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1782.691426][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1782.697718][T13671]  ? fput+0x82/0x320
[ 1782.701685][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.708217][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.712940][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.719323][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.724394][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.729270][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.733823][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.740203][T13671] RIP: 0023:0xf6ee7549
[ 1782.744292][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1782.763926][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1782.772388][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1782.780395][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1782.788380][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1782.796368][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1782.804370][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1782.812375][T13671]  </TASK>
[ 1782.816183][T13671] Uninit was stored to memory at:
[ 1782.821274][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.826550][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.831532][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.836177][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.840915][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.847390][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.852560][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.857461][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.862104][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.868488][T13671] 
[ 1782.870803][T13671] Uninit was stored to memory at:
[ 1782.876087][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.881239][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.886349][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.890903][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.895794][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.902254][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.907507][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.912575][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.917384][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.923934][T13671] 
[ 1782.926263][T13671] Uninit was stored to memory at:
[ 1782.931331][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.936648][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.941734][T13671]  do_recvmmsg+0xd77/0x2120
[ 1782.946697][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1782.951526][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1782.958041][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1782.963235][T13671]  do_fast_syscall_32+0x34/0x70
[ 1782.968143][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1782.972942][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1782.979326][T13671] 
[ 1782.981657][T13671] Uninit was stored to memory at:
[ 1782.986896][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1782.992132][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1782.997109][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.001636][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.006488][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.012966][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.018038][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.023155][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.027704][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.034320][T13671] 
[ 1783.036654][T13671] Uninit was stored to memory at:
[ 1783.041728][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.047060][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.052124][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.056679][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.061406][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.067944][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.073119][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.078020][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.082699][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.089252][T13671] 
[ 1783.091571][T13671] Uninit was stored to memory at:
[ 1783.096804][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.102045][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.107022][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.111550][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.116424][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.122983][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.128062][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.133107][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.137656][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.144538][T13671] 
[ 1783.146866][T13671] Uninit was stored to memory at:
[ 1783.152063][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.157212][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.162329][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.166880][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.171585][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.178166][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.183348][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.188248][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.192935][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.199324][T13671] 
[ 1783.201653][T13671] Local variable msg_sys created at:
[ 1783.207052][T13671]  do_recvmmsg+0xbb/0x2120
[ 1783.211659][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.316555][T13671] not chained 550000 origins
[ 1783.321177][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1783.330055][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1783.340158][T13671] Call Trace:
[ 1783.343443][T13671]  <TASK>
[ 1783.346390][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1783.351123][T13671]  dump_stack+0x25/0x28
[ 1783.355322][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1783.361094][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1783.366175][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1783.371715][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1783.376854][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1783.382015][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1783.387952][T13671]  ? should_fail+0x75/0x9c0
[ 1783.392485][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1783.397652][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1783.403949][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1783.410062][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1783.415201][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1783.421056][T13671]  __msan_chain_origin+0xbf/0x140
[ 1783.426105][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.431517][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.436492][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1783.441484][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.446031][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1783.451174][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1783.457448][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1783.462655][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1783.468945][T13671]  ? fput+0x82/0x320
[ 1783.472884][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.479437][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.484180][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.490597][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.495665][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.500564][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.505093][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.511457][T13671] RIP: 0023:0xf6ee7549
[ 1783.515534][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1783.535288][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1783.543748][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1783.551752][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1783.559746][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1783.567733][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1783.575742][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1783.583758][T13671]  </TASK>
[ 1783.587441][T13671] Uninit was stored to memory at:
[ 1783.592672][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.597823][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.602903][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.607545][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.612427][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.618800][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.624034][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.628937][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.633645][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.640050][T13671] 
[ 1783.642576][T13671] Uninit was stored to memory at:
[ 1783.647660][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.652980][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.657955][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.662645][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.667373][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.673902][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.678976][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.684034][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.688587][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.695107][T13671] 
[ 1783.697437][T13671] Uninit was stored to memory at:
[ 1783.702689][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.707838][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.712943][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.717491][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.722345][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.728899][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.734147][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.739134][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.743832][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.750211][T13671] 
[ 1783.752673][T13671] Uninit was stored to memory at:
[ 1783.757761][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.763148][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.768125][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.772859][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.777585][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.784099][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.789176][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.794256][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.798812][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.805388][T13671] 
[ 1783.807719][T13671] Uninit was stored to memory at:
[ 1783.812949][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.818103][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.823799][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.828349][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.833227][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.839599][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.844798][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.849692][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.854366][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.860745][T13671] 
[ 1783.863246][T13671] Uninit was stored to memory at:
[ 1783.868328][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.873633][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.878626][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.883393][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.888119][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.894712][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.900220][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.905288][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.909837][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.916403][T13671] 
[ 1783.918733][T13671] Uninit was stored to memory at:
[ 1783.923952][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1783.929095][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1783.934180][T13671]  do_recvmmsg+0xd77/0x2120
[ 1783.938730][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1783.943657][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1783.950028][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1783.955245][T13671]  do_fast_syscall_32+0x34/0x70
[ 1783.960142][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1783.964847][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1783.971225][T13671] 
[ 1783.973713][T13671] Local variable msg_sys created at:
[ 1783.979096][T13671]  do_recvmmsg+0xbb/0x2120
[ 1783.983749][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.080839][T13671] not chained 560000 origins
[ 1784.085577][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1784.094383][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1784.104558][T13671] Call Trace:
[ 1784.107850][T13671]  <TASK>
[ 1784.110808][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1784.115529][T13671]  dump_stack+0x25/0x28
[ 1784.119730][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1784.125497][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1784.130580][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1784.135831][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1784.140971][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.146141][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1784.152007][T13671]  ? should_fail+0x75/0x9c0
[ 1784.156557][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.161692][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1784.167960][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1784.174060][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.179306][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1784.185155][T13671]  __msan_chain_origin+0xbf/0x140
[ 1784.190241][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.195406][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.200399][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1784.205296][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.209865][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.215018][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1784.221426][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.226589][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1784.232989][T13671]  ? fput+0x82/0x320
[ 1784.236934][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.243501][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.248234][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.254827][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.259921][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.264827][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.269384][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.275777][T13671] RIP: 0023:0xf6ee7549
[ 1784.279869][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1784.299513][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1784.307971][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1784.315958][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1784.323960][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1784.331959][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1784.339957][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1784.347971][T13671]  </TASK>
[ 1784.353140][T13671] Uninit was stored to memory at:
[ 1784.358240][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.363484][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.368460][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.373117][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.377846][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.384402][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.389498][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.394601][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.399151][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.405668][T13671] 
[ 1784.407999][T13671] Uninit was stored to memory at:
[ 1784.413205][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.418366][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.423495][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.428244][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.433097][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.439586][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.444781][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.449673][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.454310][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.460694][T13671] 
[ 1784.463159][T13671] Uninit was stored to memory at:
[ 1784.468344][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.473631][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.478608][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.483344][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.488064][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.494572][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.499642][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.504778][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.509326][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.515832][T13671] 
[ 1784.518310][T13671] Uninit was stored to memory at:
[ 1784.523627][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.528780][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.533876][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.538428][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.543307][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.550119][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.555340][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.560329][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.565033][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.571416][T13671] 
[ 1784.573900][T13671] Uninit was stored to memory at:
[ 1784.578978][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.584262][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.589330][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.594034][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.598764][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.605296][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.610373][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.615421][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.619969][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.626480][T13671] 
[ 1784.628812][T13671] Uninit was stored to memory at:
[ 1784.634049][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.639199][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.644332][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.648887][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.653744][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.660119][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.665365][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.670268][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.674971][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.681356][T13671] 
[ 1784.683823][T13671] Uninit was stored to memory at:
[ 1784.688894][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.694181][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.699157][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.703865][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.708587][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1784.715090][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1784.720171][T13671]  do_fast_syscall_32+0x34/0x70
[ 1784.725181][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1784.729738][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1784.736232][T13671] 
[ 1784.738590][T13671] Local variable msg_sys created at:
[ 1784.743971][T13671]  do_recvmmsg+0xbb/0x2120
[ 1784.748435][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1784.850999][T13671] not chained 570000 origins
[ 1784.855890][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1784.864701][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1784.874788][T13671] Call Trace:
[ 1784.878081][T13671]  <TASK>
[ 1784.881045][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1784.885759][T13671]  dump_stack+0x25/0x28
[ 1784.889961][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1784.895737][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1784.900831][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1784.906084][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1784.911238][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.916403][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1784.922266][T13671]  ? should_fail+0x75/0x9c0
[ 1784.926813][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.931970][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1784.938258][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1784.944359][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.949512][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1784.955348][T13671]  __msan_chain_origin+0xbf/0x140
[ 1784.960415][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1784.965567][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1784.970684][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1784.975583][T13671]  do_recvmmsg+0xd77/0x2120
[ 1784.980225][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.985376][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1784.991669][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1784.996896][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1785.003276][T13671]  ? fput+0x82/0x320
[ 1785.007226][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.013779][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.018563][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.024958][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.030040][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.034935][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.039461][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.045818][T13671] RIP: 0023:0xf6ee7549
[ 1785.049909][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1785.069577][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1785.078106][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1785.086096][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1785.094093][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1785.102090][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1785.110087][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1785.118101][T13671]  </TASK>
[ 1785.121570][T13671] Uninit was stored to memory at:
[ 1785.126750][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.131897][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.137009][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.141583][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.146423][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.152893][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.157976][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.163050][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.167613][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.174318][T13671] 
[ 1785.176652][T13671] Uninit was stored to memory at:
[ 1785.181724][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.187009][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.192097][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.196650][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.201369][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.207831][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.212988][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.217883][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.222627][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.229023][T13671] 
[ 1785.231402][T13671] Uninit was stored to memory at:
[ 1785.236701][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.241855][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.246984][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.251535][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.256414][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.263078][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.268205][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.273255][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.277812][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.284347][T13671] 
[ 1785.286682][T13671] Uninit was stored to memory at:
[ 1785.291796][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.297152][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.302224][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.306780][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.311510][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.318083][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.323335][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.328237][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.332951][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.339335][T13671] 
[ 1785.341655][T13671] Uninit was stored to memory at:
[ 1785.346893][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.352196][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.357177][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.361726][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.366538][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.373080][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.378167][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.383249][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.387803][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.394364][T13671] 
[ 1785.396701][T13671] Uninit was stored to memory at:
[ 1785.401770][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.407185][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.412439][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.416994][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.421721][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.428471][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.433678][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.438587][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.443284][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.449670][T13671] 
[ 1785.452126][T13671] Uninit was stored to memory at:
[ 1785.457211][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.462516][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.467496][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.472515][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.477254][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.483804][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.488877][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.493878][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.498430][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.504912][T13671] 
[ 1785.507241][T13671] Local variable msg_sys created at:
[ 1785.512677][T13671]  do_recvmmsg+0xbb/0x2120
[ 1785.517140][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.615777][T13671] not chained 580000 origins
[ 1785.620414][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1785.629283][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1785.639348][T13671] Call Trace:
[ 1785.642636][T13671]  <TASK>
[ 1785.645586][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1785.650329][T13671]  dump_stack+0x25/0x28
[ 1785.654525][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1785.660293][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1785.665353][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1785.670597][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1785.675791][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1785.680929][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1785.686770][T13671]  ? should_fail+0x75/0x9c0
[ 1785.691314][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1785.696475][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1785.702788][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1785.708915][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1785.714062][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1785.719916][T13671]  __msan_chain_origin+0xbf/0x140
[ 1785.724972][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.730232][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.735198][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1785.740104][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.744653][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1785.749821][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1785.756094][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1785.761248][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1785.767521][T13671]  ? fput+0x82/0x320
[ 1785.771465][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.778025][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.782764][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.789139][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.794196][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.799096][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.803646][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.810023][T13671] RIP: 0023:0xf6ee7549
[ 1785.814095][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1785.833731][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1785.842188][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1785.850193][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1785.858262][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1785.866245][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1785.874236][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1785.882249][T13671]  </TASK>
[ 1785.885844][T13671] Uninit was stored to memory at:
[ 1785.890931][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.896186][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.901169][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.905818][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.910567][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.917048][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.922209][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.927108][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.931657][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.938176][T13671] 
[ 1785.940511][T13671] Uninit was stored to memory at:
[ 1785.945760][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1785.950916][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1785.956003][T13671]  do_recvmmsg+0xd77/0x2120
[ 1785.960548][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1785.965396][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1785.971766][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1785.976956][T13671]  do_fast_syscall_32+0x34/0x70
[ 1785.981853][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1785.986537][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1785.993007][T13671] 
[ 1785.995337][T13671] Uninit was stored to memory at:
[ 1786.000400][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.005731][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.010703][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.015416][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.020138][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.026697][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.031766][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.036807][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.041353][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.047883][T13671] 
[ 1786.050213][T13671] Uninit was stored to memory at:
[ 1786.055389][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.060544][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.065734][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.070286][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.075113][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.081486][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.086748][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.091667][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.096371][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.102834][T13671] 
[ 1786.105165][T13671] Uninit was stored to memory at:
[ 1786.110229][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.115467][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.120444][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.125188][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.129910][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.136410][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.141484][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.146505][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.151079][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.157636][T13671] 
[ 1786.159970][T13671] Uninit was stored to memory at:
[ 1786.165155][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.170304][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.175435][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.180249][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.185190][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.191569][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.196778][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.201674][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.206356][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.212834][T13671] 
[ 1786.215166][T13671] Uninit was stored to memory at:
[ 1786.220247][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.225517][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.230679][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.235373][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.240099][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.246695][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.251809][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.256840][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.261415][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.267935][T13671] 
[ 1786.270272][T13671] Local variable msg_sys created at:
[ 1786.275803][T13671]  do_recvmmsg+0xbb/0x2120
[ 1786.280263][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.380141][T13671] not chained 590000 origins
[ 1786.384848][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1786.393657][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1786.403746][T13671] Call Trace:
[ 1786.407048][T13671]  <TASK>
[ 1786.409990][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1786.414714][T13671]  dump_stack+0x25/0x28
[ 1786.418911][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1786.424681][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1786.429783][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1786.435035][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1786.440191][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1786.445441][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1786.451278][T13671]  ? should_fail+0x75/0x9c0
[ 1786.455810][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1786.460971][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1786.467265][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1786.473388][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1786.478552][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1786.484415][T13671]  __msan_chain_origin+0xbf/0x140
[ 1786.489498][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.494654][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.499637][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1786.504517][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.509066][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1786.514214][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1786.520507][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1786.525679][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1786.531958][T13671]  ? fput+0x82/0x320
[ 1786.535899][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.542449][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.547189][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.553582][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.558661][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.563540][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.568091][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.574447][T13671] RIP: 0023:0xf6ee7549
[ 1786.578538][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1786.598205][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1786.606668][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1786.614669][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1786.622654][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1786.630650][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1786.638721][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1786.646721][T13671]  </TASK>
[ 1786.652269][T13671] Uninit was stored to memory at:
[ 1786.657369][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.662620][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.667598][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.672246][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.676970][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.683503][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.688585][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.693628][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.698181][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.704719][T13671] 
[ 1786.707050][T13671] Uninit was stored to memory at:
[ 1786.712247][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.717400][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.722514][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.727074][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.731849][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.738325][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.743492][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.748397][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.753061][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.759441][T13671] 
[ 1786.761771][T13671] Uninit was stored to memory at:
[ 1786.767014][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.772225][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.777181][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.781705][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.786651][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.793122][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.798200][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.803257][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.807814][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.814337][T13671] 
[ 1786.816675][T13671] Uninit was stored to memory at:
[ 1786.821761][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.827077][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.832230][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.836822][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.841697][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.848219][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.853398][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.858386][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.863068][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.869453][T13671] 
[ 1786.871796][T13671] Uninit was stored to memory at:
[ 1786.877040][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.882274][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.887257][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.891783][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.896654][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.903119][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.908201][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.913240][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.918324][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.924904][T13671] 
[ 1786.927345][T13671] Uninit was stored to memory at:
[ 1786.932571][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.937738][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.942904][T13671]  do_recvmmsg+0xd77/0x2120
[ 1786.947714][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1786.952585][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1786.959071][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1786.964321][T13671]  do_fast_syscall_32+0x34/0x70
[ 1786.969332][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1786.974024][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1786.980672][T13671] 
[ 1786.983162][T13671] Uninit was stored to memory at:
[ 1786.988251][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1786.993561][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1786.998538][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.003248][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.008060][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.014603][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.019688][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.024753][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.029309][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.035809][T13671] 
[ 1787.038144][T13671] Local variable msg_sys created at:
[ 1787.043581][T13671]  do_recvmmsg+0xbb/0x2120
[ 1787.048055][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.147184][T13671] not chained 600000 origins
[ 1787.151828][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1787.160609][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1787.170674][T13671] Call Trace:
[ 1787.173951][T13671]  <TASK>
[ 1787.176880][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1787.181590][T13671]  dump_stack+0x25/0x28
[ 1787.185766][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1787.191559][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1787.196614][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1787.201838][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1787.206964][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1787.212104][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1787.217991][T13671]  ? should_fail+0x75/0x9c0
[ 1787.222539][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1787.227675][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1787.233942][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1787.240039][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1787.245175][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1787.251020][T13671]  __msan_chain_origin+0xbf/0x140
[ 1787.256067][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.261211][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.266174][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1787.271066][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.275615][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1787.280787][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1787.287068][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1787.292215][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1787.298544][T13671]  ? fput+0x82/0x320
[ 1787.302476][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.309021][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.313742][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.320144][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.325202][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.330079][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.334616][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.340975][T13671] RIP: 0023:0xf6ee7549
[ 1787.345051][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1787.364677][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1787.373106][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1787.381187][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1787.389171][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1787.397159][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1787.405139][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1787.413130][T13671]  </TASK>
[ 1787.416822][T13671] Uninit was stored to memory at:
[ 1787.422112][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.427289][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.432472][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.437029][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.441890][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.448391][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.453583][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.458658][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.463319][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.469704][T13671] 
[ 1787.472218][T13671] Uninit was stored to memory at:
[ 1787.477306][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.482646][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.487627][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.492354][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.497082][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.503650][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.508914][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.513931][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.518480][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.525093][T13671] 
[ 1787.527428][T13671] Uninit was stored to memory at:
[ 1787.532691][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.537846][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.543084][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.547638][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.552478][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.558906][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.564174][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.569111][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.573781][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.580162][T13671] 
[ 1787.582657][T13671] Uninit was stored to memory at:
[ 1787.587744][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.593075][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.598136][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.602907][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.607647][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.614194][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.619270][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.624344][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.628899][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.635420][T13671] 
[ 1787.637751][T13671] Uninit was stored to memory at:
[ 1787.643013][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.648165][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.653334][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.657888][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.662765][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.669145][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.674404][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.679308][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.684036][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.690552][T13671] 
[ 1787.693003][T13671] Uninit was stored to memory at:
[ 1787.698079][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.703468][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.708453][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.713200][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.717921][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.724444][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.729525][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.734715][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.739271][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.745848][T13671] 
[ 1787.748188][T13671] Uninit was stored to memory at:
[ 1787.753563][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1787.758716][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1787.763866][T13671]  do_recvmmsg+0xd77/0x2120
[ 1787.768418][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.773394][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1787.779776][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1787.785044][T13671]  do_fast_syscall_32+0x34/0x70
[ 1787.789942][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1787.794693][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1787.801076][T13671] 
[ 1787.803548][T13671] Local variable msg_sys created at:
[ 1787.808845][T13671]  do_recvmmsg+0xbb/0x2120
[ 1787.813464][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1787.912412][T13671] not chained 610000 origins
[ 1787.917057][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1787.925944][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1787.936006][T13671] Call Trace:
[ 1787.939284][T13671]  <TASK>
[ 1787.942215][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1787.946935][T13671]  dump_stack+0x25/0x28
[ 1787.951110][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1787.956860][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1787.961919][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1787.967157][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1787.972283][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1787.977418][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1787.983258][T13671]  ? should_fail+0x75/0x9c0
[ 1787.987780][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1787.992912][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1787.999264][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1788.005358][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.010496][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1788.016344][T13671]  __msan_chain_origin+0xbf/0x140
[ 1788.021393][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.026553][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.031513][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1788.036392][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.040930][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.046171][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1788.052441][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.057588][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1788.063863][T13671]  ? fput+0x82/0x320
[ 1788.067806][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.074361][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.079085][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.085457][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.090513][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.095387][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.099912][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.106278][T13671] RIP: 0023:0xf6ee7549
[ 1788.110350][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1788.129978][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1788.138412][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1788.146393][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1788.154456][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1788.162432][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1788.170418][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1788.178465][T13671]  </TASK>
[ 1788.182068][T13671] Uninit was stored to memory at:
[ 1788.187160][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.192442][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.197439][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.202209][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.206950][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.213457][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.218531][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.223539][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.228091][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.234611][T13671] 
[ 1788.236954][T13671] Uninit was stored to memory at:
[ 1788.242305][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.247456][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.252624][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.257180][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.261899][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.268435][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.274084][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.279417][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.284145][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.290639][T13671] 
[ 1788.293154][T13671] Uninit was stored to memory at:
[ 1788.298229][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.303536][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.308516][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.313276][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.318000][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.324566][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.329729][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.334787][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.339337][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.345882][T13671] 
[ 1788.348226][T13671] Uninit was stored to memory at:
[ 1788.353506][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.358654][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.363751][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.368304][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.373190][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.379572][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.384790][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.389690][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.394361][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.400744][T13671] 
[ 1788.403260][T13671] Uninit was stored to memory at:
[ 1788.408348][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.413673][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.418668][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.423419][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.428146][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.434702][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.439870][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.444961][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.449517][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.456014][T13671] 
[ 1788.458350][T13671] Uninit was stored to memory at:
[ 1788.463633][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.468782][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.473936][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.478614][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.483574][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.489952][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.495194][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.500093][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.504826][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.511220][T13671] 
[ 1788.513740][T13671] Uninit was stored to memory at:
[ 1788.518824][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.524168][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.529144][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.533885][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.538617][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.545125][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.550200][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.555380][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.559953][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.566580][T13671] 
[ 1788.568936][T13671] Local variable msg_sys created at:
[ 1788.574356][T13671]  do_recvmmsg+0xbb/0x2120
[ 1788.578905][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.683793][T13671] not chained 620000 origins
[ 1788.688441][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1788.697314][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1788.707379][T13671] Call Trace:
[ 1788.710660][T13671]  <TASK>
[ 1788.713590][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1788.718297][T13671]  dump_stack+0x25/0x28
[ 1788.722643][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1788.728386][T13671]  ? up_read+0x40/0x2b0
[ 1788.732586][T13671]  ? do_user_addr_fault+0x13a9/0x1ee0
[ 1788.737999][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.743144][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1788.748978][T13671]  ? should_fail+0x75/0x9c0
[ 1788.753502][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.758658][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1788.764932][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1788.771051][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.776189][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1788.782124][T13671]  __msan_chain_origin+0xbf/0x140
[ 1788.787173][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.792320][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.797381][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1788.802350][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.806890][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.812035][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1788.818310][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1788.823444][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1788.829730][T13671]  ? fput+0x82/0x320
[ 1788.833648][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.840183][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.844901][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.851352][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.856407][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.861281][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.865806][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1788.872177][T13671] RIP: 0023:0xf6ee7549
[ 1788.876247][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1788.895874][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1788.904322][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1788.912304][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1788.920283][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1788.928257][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1788.936231][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1788.944220][T13671]  </TASK>
[ 1788.947926][T13671] Uninit was stored to memory at:
[ 1788.953179][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1788.958330][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1788.963432][T13671]  do_recvmmsg+0xd77/0x2120
[ 1788.967983][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1788.972856][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1788.979238][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1788.984441][T13671]  do_fast_syscall_32+0x34/0x70
[ 1788.989334][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1788.994270][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.000664][T13671] 
[ 1789.003466][T13671] Uninit was stored to memory at:
[ 1789.008560][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.014123][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.019083][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.023823][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.028555][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.035091][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.040172][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.045203][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.049753][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.056423][T13671] 
[ 1789.058769][T13671] Uninit was stored to memory at:
[ 1789.064103][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.069523][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.074680][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.079333][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.084317][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.090693][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.095920][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.100826][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.105605][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.112138][T13671] 
[ 1789.114477][T13671] Uninit was stored to memory at:
[ 1789.119549][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.124925][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.129998][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.134721][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.139544][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.146125][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.151204][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.156256][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.160802][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.167366][T13671] 
[ 1789.169705][T13671] Uninit was stored to memory at:
[ 1789.175000][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.180172][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.185353][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.189906][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.194957][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.201345][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.206624][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.211551][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.216338][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.223191][T13671] 
[ 1789.225528][T13671] Uninit was stored to memory at:
[ 1789.230616][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.235932][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.240982][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.245706][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.250512][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.257081][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.262296][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.267197][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.271746][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.278297][T13671] 
[ 1789.280624][T13671] Uninit was stored to memory at:
[ 1789.286359][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.291503][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.296689][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.301241][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.306191][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.312705][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.317787][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.322888][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.327522][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.334056][T13671] 
[ 1789.336389][T13671] Local variable msg_sys created at:
[ 1789.341682][T13671]  do_recvmmsg+0xbb/0x2120
[ 1789.346306][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.440556][T13671] not chained 630000 origins
[ 1789.447799][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1789.456787][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1789.466949][T13671] Call Trace:
[ 1789.470242][T13671]  <TASK>
[ 1789.473186][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1789.477915][T13671]  dump_stack+0x25/0x28
[ 1789.482088][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1789.487867][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1789.493015][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1789.498314][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1789.503449][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1789.508628][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1789.514480][T13671]  ? should_fail+0x75/0x9c0
[ 1789.519119][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1789.524263][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1789.530605][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1789.536708][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1789.542019][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1789.547876][T13671]  __msan_chain_origin+0xbf/0x140
[ 1789.552931][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.558098][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.563066][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1789.568749][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.573299][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1789.578474][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1789.584768][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1789.589960][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1789.596231][T13671]  ? fput+0x82/0x320
[ 1789.600149][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.606687][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.611428][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.617797][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.622883][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.627784][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.632314][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.638693][T13671] RIP: 0023:0xf6ee7549
[ 1789.642776][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1789.662430][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1789.670889][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1789.678897][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1789.686884][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1789.694881][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1789.702881][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1789.710897][T13671]  </TASK>
[ 1789.717240][T13671] Uninit was stored to memory at:
[ 1789.722544][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.727699][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.732794][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.737352][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.744623][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.751006][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.756313][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.761220][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.765878][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.774901][T13671] 
[ 1789.777248][T13671] Uninit was stored to memory at:
[ 1789.782615][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.787767][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.792857][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.797411][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.804765][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.811164][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.816489][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.821393][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.826141][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.834204][T13671] 
[ 1789.836535][T13671] Uninit was stored to memory at:
[ 1789.841598][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.847625][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.852737][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.857319][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.864684][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.871201][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.876447][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.881349][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.886073][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.894483][T13671] 
[ 1789.896815][T13671] Uninit was stored to memory at:
[ 1789.901894][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.907333][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.912514][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.917165][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.921892][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.930934][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.936190][T13671]  do_fast_syscall_32+0x34/0x70
[ 1789.941097][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1789.945754][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1789.954801][T13671] 
[ 1789.957152][T13671] Uninit was stored to memory at:
[ 1789.962399][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1789.967560][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1789.972745][T13671]  do_recvmmsg+0xd77/0x2120
[ 1789.977305][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1789.984679][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1789.991145][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1789.996426][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.001428][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.006202][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.015567][T13671] 
[ 1790.017921][T13671] Uninit was stored to memory at:
[ 1790.023186][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.028353][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.033532][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.038086][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.045518][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.051908][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.057229][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.062299][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.066874][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.076152][T13671] 
[ 1790.078499][T13671] Uninit was stored to memory at:
[ 1790.083848][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.089000][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.094211][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.098775][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.106193][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.112792][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.117879][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.122918][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.127472][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.136435][T13671] 
[ 1790.138774][T13671] Local variable msg_sys created at:
[ 1790.144228][T13671]  do_recvmmsg+0xbb/0x2120
[ 1790.148749][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.250143][T13671] not chained 640000 origins
[ 1790.254959][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1790.263938][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1790.274200][T13671] Call Trace:
[ 1790.277483][T13671]  <TASK>
[ 1790.280509][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1790.285305][T13671]  dump_stack+0x25/0x28
[ 1790.289487][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1790.295237][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1790.300296][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1790.305521][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1790.310652][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1790.315792][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1790.321631][T13671]  ? should_fail+0x75/0x9c0
[ 1790.326164][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1790.331392][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1790.337768][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1790.343863][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1790.349005][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1790.354838][T13671]  __msan_chain_origin+0xbf/0x140
[ 1790.359886][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.365032][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.369996][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1790.374875][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.379414][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1790.384645][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1790.390913][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1790.396049][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1790.402326][T13671]  ? fput+0x82/0x320
[ 1790.406248][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.412878][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.417594][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.423949][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.428996][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.433881][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.438407][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.444758][T13671] RIP: 0023:0xf6ee7549
[ 1790.448828][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1790.468455][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1790.476883][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1790.484861][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1790.492836][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1790.500811][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1790.508783][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1790.516773][T13671]  </TASK>
[ 1790.520333][T13671] Uninit was stored to memory at:
[ 1790.525531][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.530768][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.535879][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.540430][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.545284][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.551659][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.556865][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.561766][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.566457][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.573170][T13671] 
[ 1790.575514][T13671] Uninit was stored to memory at:
[ 1790.580670][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.585995][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.596369][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.600962][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.605843][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.612391][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.617478][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.622572][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.627134][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.633641][T13671] 
[ 1790.635974][T13671] Uninit was stored to memory at:
[ 1790.641033][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.646355][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.651331][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.656062][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.660790][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.667297][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.672548][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.677445][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.682119][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.688506][T13671] 
[ 1790.690837][T13671] Uninit was stored to memory at:
[ 1790.696069][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.701216][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.706304][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.710852][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.715752][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.722243][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.727325][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.732369][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.736913][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.743457][T13671] 
[ 1790.745875][T13671] Uninit was stored to memory at:
[ 1790.750961][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.756282][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.761262][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.765975][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.770713][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.777275][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.782473][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.787370][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.791908][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.798447][T13671] 
[ 1790.800775][T13671] Uninit was stored to memory at:
[ 1790.808331][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.813605][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.818582][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.823292][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.828014][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.834663][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.839743][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.844763][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.849307][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.855860][T13671] 
[ 1790.858197][T13671] Uninit was stored to memory at:
[ 1790.863434][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1790.868583][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1790.873698][T13671]  do_recvmmsg+0xd77/0x2120
[ 1790.878259][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1790.883156][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1790.889542][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1790.894833][T13671]  do_fast_syscall_32+0x34/0x70
[ 1790.899731][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1790.904425][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1790.910807][T13671] 
[ 1790.913284][T13671] Local variable msg_sys created at:
[ 1790.918572][T13671]  do_recvmmsg+0xbb/0x2120
[ 1790.923200][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.031620][T13671] not chained 650000 origins
[ 1791.036578][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1791.045367][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1791.055446][T13671] Call Trace:
[ 1791.058728][T13671]  <TASK>
[ 1791.061657][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1791.066373][T13671]  dump_stack+0x25/0x28
[ 1791.070590][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1791.076339][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1791.081391][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1791.086633][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1791.091766][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.096900][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1791.102743][T13671]  ? should_fail+0x75/0x9c0
[ 1791.107289][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.112430][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1791.118701][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1791.124804][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.129935][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1791.135764][T13671]  __msan_chain_origin+0xbf/0x140
[ 1791.140808][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.145950][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.150906][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1791.155789][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.160328][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.165473][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1791.171742][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.176886][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1791.183175][T13671]  ? fput+0x82/0x320
[ 1791.187105][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.193639][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.198368][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.205235][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.210291][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.215184][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.219711][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.226063][T13671] RIP: 0023:0xf6ee7549
[ 1791.230136][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1791.249769][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1791.258254][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1791.266257][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1791.274238][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1791.282219][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1791.290196][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1791.298189][T13671]  </TASK>
[ 1791.302291][T13671] Uninit was stored to memory at:
[ 1791.307391][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.312788][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.317765][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.322457][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.327190][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.333708][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.338889][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.344003][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.348560][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.355084][T13671] 
[ 1791.357507][T13671] Uninit was stored to memory at:
[ 1791.362735][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.367904][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.373058][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.377612][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.382501][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.388905][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.394126][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.399027][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.403764][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.410149][T13671] 
[ 1791.412667][T13671] Uninit was stored to memory at:
[ 1791.417755][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.423081][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.428058][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.432795][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.437522][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.444079][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.449157][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.454194][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.458760][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.465308][T13671] 
[ 1791.467642][T13671] Uninit was stored to memory at:
[ 1791.472916][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.478065][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.483169][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.487718][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.492613][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.498999][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.504215][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.509115][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.513784][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.520162][T13671] 
[ 1791.522678][T13671] Uninit was stored to memory at:
[ 1791.527776][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.533103][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.538080][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.542773][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.547525][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.554074][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.559149][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.564243][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.568808][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.575326][T13671] 
[ 1791.577660][T13671] Uninit was stored to memory at:
[ 1791.582917][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.588065][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.593212][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.597763][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.602660][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.609044][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.614286][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.619185][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.623909][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.630465][T13671] 
[ 1791.632984][T13671] Uninit was stored to memory at:
[ 1791.638076][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.643405][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.648387][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.653170][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.657899][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.664447][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.669526][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.674610][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.679167][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.685745][T13671] 
[ 1791.688083][T13671] Local variable msg_sys created at:
[ 1791.693631][T13671]  do_recvmmsg+0xbb/0x2120
[ 1791.698101][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.797536][T13671] not chained 660000 origins
[ 1791.802686][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1791.811493][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1791.821573][T13671] Call Trace:
[ 1791.824859][T13671]  <TASK>
[ 1791.827806][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1791.832545][T13671]  dump_stack+0x25/0x28
[ 1791.836744][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1791.842500][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1791.852183][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1791.857436][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1791.862568][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.867745][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1791.873697][T13671]  ? should_fail+0x75/0x9c0
[ 1791.878278][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.883437][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1791.889708][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1791.895811][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.900970][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1791.906829][T13671]  __msan_chain_origin+0xbf/0x140
[ 1791.911902][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1791.917072][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1791.922039][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1791.926947][T13671]  do_recvmmsg+0xd77/0x2120
[ 1791.931540][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.936702][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1791.942976][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1791.948135][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1791.954427][T13671]  ? fput+0x82/0x320
[ 1791.958366][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.964900][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1791.969633][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1791.976011][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1791.981086][T13671]  do_fast_syscall_32+0x34/0x70
[ 1791.985987][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1791.990536][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1791.996938][T13671] RIP: 0023:0xf6ee7549
[ 1792.001021][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1792.021180][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1792.029645][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1792.037658][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1792.045668][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1792.053684][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1792.061680][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1792.069772][T13671]  </TASK>
[ 1792.073315][T13671] Uninit was stored to memory at:
[ 1792.078399][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.083644][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.088630][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.093293][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.098023][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.104507][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.109586][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.114674][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.119222][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.125788][T13671] 
[ 1792.128117][T13671] Uninit was stored to memory at:
[ 1792.133448][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.138636][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.143809][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.148375][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.153244][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.159626][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.164865][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.169881][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.174588][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.181063][T13671] 
[ 1792.183581][T13671] Uninit was stored to memory at:
[ 1792.188656][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.194136][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.199119][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.203854][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.208591][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.215091][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.220173][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.225246][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.229858][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.236333][T13671] 
[ 1792.238669][T13671] Uninit was stored to memory at:
[ 1792.243872][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.249016][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.254189][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.258754][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.263646][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.270017][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.275250][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.280147][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.284976][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.291359][T13671] 
[ 1792.293866][T13671] Uninit was stored to memory at:
[ 1792.298983][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.304290][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.309284][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.314117][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.318845][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.325354][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.330422][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.335796][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.340346][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.346906][T13671] 
[ 1792.349237][T13671] Uninit was stored to memory at:
[ 1792.354470][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.359630][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.365039][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.369616][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.374537][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.380924][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.386168][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.391093][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.395747][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.402221][T13671] 
[ 1792.404556][T13671] Uninit was stored to memory at:
[ 1792.409649][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.414959][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.419935][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.424665][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.429396][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.436013][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.441093][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.446181][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.450733][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.457297][T13671] 
[ 1792.459627][T13671] Local variable msg_sys created at:
[ 1792.465074][T13671]  do_recvmmsg+0xbb/0x2120
[ 1792.469655][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.567625][T13671] not chained 670000 origins
[ 1792.572323][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1792.581098][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1792.591170][T13671] Call Trace:
[ 1792.594463][T13671]  <TASK>
[ 1792.597392][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1792.602115][T13671]  dump_stack+0x25/0x28
[ 1792.606431][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1792.612386][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1792.617480][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1792.622810][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1792.627966][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1792.633129][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1792.638995][T13671]  ? should_fail+0x75/0x9c0
[ 1792.643523][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1792.648864][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1792.655159][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1792.661475][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1792.666625][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1792.672489][T13671]  __msan_chain_origin+0xbf/0x140
[ 1792.677568][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.682743][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.687728][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1792.692693][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.697253][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1792.702402][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1792.708695][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1792.713926][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1792.720221][T13671]  ? fput+0x82/0x320
[ 1792.724144][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.730782][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.735507][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.741893][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.747050][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.751952][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.756504][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.762890][T13671] RIP: 0023:0xf6ee7549
[ 1792.767160][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1792.786965][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1792.795581][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1792.803591][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1792.811642][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1792.819772][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1792.827771][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1792.836037][T13671]  </TASK>
[ 1792.839468][T13671] Uninit was stored to memory at:
[ 1792.844677][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.849918][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.855199][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.859754][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.864581][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.870958][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.876133][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.881131][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.885827][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.892363][T13671] 
[ 1792.894699][T13671] Uninit was stored to memory at:
[ 1792.899778][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.905092][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.910075][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.914783][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.919520][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.926035][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.931119][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.936178][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.940727][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1792.947209][T13671] 
[ 1792.949547][T13671] Uninit was stored to memory at:
[ 1792.954867][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1792.960019][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1792.965144][T13671]  do_recvmmsg+0xd77/0x2120
[ 1792.969700][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1792.976405][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1792.983034][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1792.988130][T13671]  do_fast_syscall_32+0x34/0x70
[ 1792.993169][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1792.997719][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.004191][T13671] 
[ 1793.006792][T13671] Uninit was stored to memory at:
[ 1793.011864][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.017119][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.022189][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.026752][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.031476][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.037975][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.043162][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.048073][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.052905][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.059295][T13671] 
[ 1793.061627][T13671] Uninit was stored to memory at:
[ 1793.066872][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.072116][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.077099][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.081653][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.086533][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.093025][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.098113][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.103166][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.107714][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.114193][T13671] 
[ 1793.116525][T13671] Uninit was stored to memory at:
[ 1793.121603][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.126890][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.131873][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.136556][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.141289][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.147762][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.152929][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.157873][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.162599][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.168988][T13671] 
[ 1793.171318][T13671] Uninit was stored to memory at:
[ 1793.176558][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.181774][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.186891][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.191446][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.196336][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.202788][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.207847][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.212856][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.217410][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.223951][T13671] 
[ 1793.226293][T13671] Local variable msg_sys created at:
[ 1793.231675][T13671]  do_recvmmsg+0xbb/0x2120
[ 1793.236406][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.347747][T13671] not chained 680000 origins
[ 1793.352623][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1793.361431][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1793.371511][T13671] Call Trace:
[ 1793.374798][T13671]  <TASK>
[ 1793.377812][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1793.382525][T13671]  dump_stack+0x25/0x28
[ 1793.386698][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1793.392445][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1793.397517][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1793.402745][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1793.407891][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1793.413039][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1793.418876][T13671]  ? should_fail+0x75/0x9c0
[ 1793.423411][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1793.428541][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1793.434805][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1793.440896][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1793.446093][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1793.451941][T13671]  __msan_chain_origin+0xbf/0x140
[ 1793.457035][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.462217][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.467220][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1793.472128][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.476786][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1793.481935][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1793.488231][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1793.493462][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1793.499906][T13671]  ? fput+0x82/0x320
[ 1793.503822][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.510438][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.515167][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.521528][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.526604][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.531484][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.536013][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.542367][T13671] RIP: 0023:0xf6ee7549
[ 1793.546460][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1793.566450][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1793.574882][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1793.582864][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1793.590843][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1793.598826][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1793.606839][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1793.614832][T13671]  </TASK>
[ 1793.618792][T13671] Uninit was stored to memory at:
[ 1793.624009][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.629165][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.634364][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.638912][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.643772][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.650143][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.655370][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.660268][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.664948][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.671423][T13671] 
[ 1793.673953][T13671] Uninit was stored to memory at:
[ 1793.679126][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.684460][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.689438][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.694145][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.698872][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.705469][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.710548][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.715686][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.720238][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.726745][T13671] 
[ 1793.729072][T13671] Uninit was stored to memory at:
[ 1793.734400][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.739552][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.744688][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.749239][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.754223][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.760603][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.765847][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.770748][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.775481][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.781871][T13671] 
[ 1793.784417][T13671] Uninit was stored to memory at:
[ 1793.789502][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.794865][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.799854][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.804597][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.809321][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.815844][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.820925][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.825960][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.830503][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.837067][T13671] 
[ 1793.839405][T13671] Uninit was stored to memory at:
[ 1793.844641][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.849799][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.855013][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.859998][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.864904][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.871275][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.876550][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.881493][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.886267][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.892759][T13671] 
[ 1793.895101][T13671] Uninit was stored to memory at:
[ 1793.900188][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.905533][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.910521][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.915336][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.920069][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.926560][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.931639][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.936818][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.941368][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1793.947863][T13671] 
[ 1793.950194][T13671] Uninit was stored to memory at:
[ 1793.955420][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1793.960584][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1793.965724][T13671]  do_recvmmsg+0xd77/0x2120
[ 1793.970278][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1793.975218][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1793.981599][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1793.986818][T13671]  do_fast_syscall_32+0x34/0x70
[ 1793.991712][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1793.996433][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.002931][T13671] 
[ 1794.005266][T13671] Local variable msg_sys created at:
[ 1794.010557][T13671]  do_recvmmsg+0xbb/0x2120
[ 1794.015320][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.128369][T13671] not chained 690000 origins
[ 1794.133143][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1794.141948][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1794.152032][T13671] Call Trace:
[ 1794.155421][T13671]  <TASK>
[ 1794.158361][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1794.163078][T13671]  dump_stack+0x25/0x28
[ 1794.167270][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1794.173023][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1794.178192][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1794.183434][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1794.188591][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.193738][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1794.199604][T13671]  ? should_fail+0x75/0x9c0
[ 1794.204269][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.209442][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1794.215741][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1794.221933][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.227088][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1794.233018][T13671]  __msan_chain_origin+0xbf/0x140
[ 1794.238087][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.243236][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.248216][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1794.253118][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.257689][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.262925][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1794.269212][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.274347][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1794.280687][T13671]  ? fput+0x82/0x320
[ 1794.284610][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.291159][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.295973][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.302362][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.307444][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.312327][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.316874][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.323232][T13671] RIP: 0023:0xf6ee7549
[ 1794.327323][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1794.347051][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1794.355492][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1794.363497][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1794.371588][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1794.379569][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1794.387557][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1794.395555][T13671]  </TASK>
[ 1794.402057][T13671] Uninit was stored to memory at:
[ 1794.407161][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.412415][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.417395][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.422038][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.426764][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.433663][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.438750][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.443800][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.448352][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.454935][T13671] 
[ 1794.457266][T13671] Uninit was stored to memory at:
[ 1794.462477][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.467634][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.472799][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.477439][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.482288][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.488677][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.493899][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.498799][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.503507][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.509889][T13671] 
[ 1794.512358][T13671] Uninit was stored to memory at:
[ 1794.517542][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.522832][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.527808][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.532491][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.537212][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.543756][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.548921][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.553963][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.558519][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.565031][T13671] 
[ 1794.567361][T13671] Uninit was stored to memory at:
[ 1794.572580][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.577734][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.582800][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.587439][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.592287][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.598661][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.603878][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.608783][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.613486][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.620056][T13671] 
[ 1794.622528][T13671] Uninit was stored to memory at:
[ 1794.627613][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.632910][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.637885][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.642567][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.647295][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.653826][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.658902][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.663940][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.668489][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.674981][T13671] 
[ 1794.677309][T13671] Uninit was stored to memory at:
[ 1794.682592][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.687742][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.692816][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.697375][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.702228][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.708600][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.713811][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.718716][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.723408][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.729798][T13671] 
[ 1794.732250][T13671] Uninit was stored to memory at:
[ 1794.737332][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1794.742637][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1794.747617][T13671]  do_recvmmsg+0xd77/0x2120
[ 1794.752283][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.757011][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1794.763541][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1794.768615][T13671]  do_fast_syscall_32+0x34/0x70
[ 1794.773655][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1794.778207][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1794.784705][T13671] 
[ 1794.787055][T13671] Local variable msg_sys created at:
[ 1794.792477][T13671]  do_recvmmsg+0xbb/0x2120
[ 1794.796942][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1794.898704][T13671] not chained 700000 origins
[ 1794.906010][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1794.915085][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1794.925174][T13671] Call Trace:
[ 1794.928552][T13671]  <TASK>
[ 1794.931581][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1794.936385][T13671]  dump_stack+0x25/0x28
[ 1794.940579][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1794.946335][T13671]  ? up_read+0x40/0x2b0
[ 1794.950622][T13671]  ? do_user_addr_fault+0x13a9/0x1ee0
[ 1794.956140][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.961316][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1794.967157][T13671]  ? should_fail+0x75/0x9c0
[ 1794.971691][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.976846][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1794.983278][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1794.989419][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1794.994584][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1795.000458][T13671]  __msan_chain_origin+0xbf/0x140
[ 1795.005606][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.010870][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.015836][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1795.020769][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.025341][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1795.030511][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1795.036854][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1795.041996][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1795.048287][T13671]  ? fput+0x82/0x320
[ 1795.052207][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.058756][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.063481][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.069950][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.075008][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.080081][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.084612][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.090994][T13671] RIP: 0023:0xf6ee7549
[ 1795.095073][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1795.114812][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1795.123539][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1795.131544][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1795.139549][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1795.147583][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1795.155597][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1795.163616][T13671]  </TASK>
[ 1795.173810][T13671] Uninit was stored to memory at:
[ 1795.178922][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.184184][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.189168][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.193881][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.198618][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.205227][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.210343][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.215365][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.219999][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.226536][T13671] 
[ 1795.228877][T13671] Uninit was stored to memory at:
[ 1795.234116][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.239267][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.244398][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.248953][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.253792][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.260163][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.265374][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.270715][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.275613][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.282092][T13671] 
[ 1795.284429][T13671] Uninit was stored to memory at:
[ 1795.289571][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.294901][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.300173][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.304877][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.309609][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.316436][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.321606][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.326657][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.331208][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.337717][T13671] 
[ 1795.340058][T13671] Uninit was stored to memory at:
[ 1795.345383][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.350534][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.355677][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.360251][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.365069][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.371511][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.376739][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.381656][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.386298][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.393036][T13671] 
[ 1795.395378][T13671] Uninit was stored to memory at:
[ 1795.400502][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.405763][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.410742][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.415427][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.420150][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.426625][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.431700][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.436759][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.441466][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.448044][T13671] 
[ 1795.450471][T13671] Uninit was stored to memory at:
[ 1795.455718][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.461044][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.466276][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.470864][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.475844][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.482310][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.487407][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.492434][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.496987][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.503530][T13671] 
[ 1795.505889][T13671] Uninit was stored to memory at:
[ 1795.510961][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.516359][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.521349][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.526003][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.530747][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.537218][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.542439][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.547341][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.551898][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.558510][T13671] 
[ 1795.560843][T13671] Local variable msg_sys created at:
[ 1795.566320][T13671]  do_recvmmsg+0xbb/0x2120
[ 1795.570880][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.667313][T13671] not chained 710000 origins
[ 1795.672150][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1795.680960][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1795.691027][T13671] Call Trace:
[ 1795.694313][T13671]  <TASK>
[ 1795.697265][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1795.702014][T13671]  dump_stack+0x25/0x28
[ 1795.706193][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1795.712075][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1795.717133][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1795.722529][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1795.727676][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1795.732811][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1795.738648][T13671]  ? should_fail+0x75/0x9c0
[ 1795.743175][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1795.748316][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1795.754600][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1795.760706][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1795.766086][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1795.771937][T13671]  __msan_chain_origin+0xbf/0x140
[ 1795.777006][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.782161][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.787228][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1795.792119][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.796674][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1795.801840][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1795.808117][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1795.813253][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1795.819523][T13671]  ? fput+0x82/0x320
[ 1795.823439][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.829975][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.834689][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.841140][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.846207][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.851081][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.855611][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.861971][T13671] RIP: 0023:0xf6ee7549
[ 1795.866050][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1795.885678][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1795.894112][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1795.902094][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1795.910070][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1795.918048][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1795.926113][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1795.934103][T13671]  </TASK>
[ 1795.938390][T13671] Uninit was stored to memory at:
[ 1795.943688][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1795.948842][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1795.953939][T13671]  do_recvmmsg+0xd77/0x2120
[ 1795.958489][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1795.963446][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1795.969819][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1795.975077][T13671]  do_fast_syscall_32+0x34/0x70
[ 1795.979992][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1795.984670][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1795.991057][T13671] 
[ 1795.993626][T13671] Uninit was stored to memory at:
[ 1795.998709][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.004018][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.008996][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.013772][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.018499][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.025092][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.030165][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.035293][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.039843][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.046436][T13671] 
[ 1796.048775][T13671] Uninit was stored to memory at:
[ 1796.054066][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.059399][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.064576][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.069130][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.074021][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.080402][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.085703][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.090706][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.095449][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.101839][T13671] 
[ 1796.104360][T13671] Uninit was stored to memory at:
[ 1796.109436][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.114769][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.119745][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.124449][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.129194][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.135832][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.140906][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.146006][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.150556][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.157203][T13671] 
[ 1796.159537][T13671] Uninit was stored to memory at:
[ 1796.164890][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.170086][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.175432][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.180302][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.185283][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.191679][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.196974][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.201885][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.206734][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.213331][T13671] 
[ 1796.215670][T13671] Uninit was stored to memory at:
[ 1796.220758][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.226165][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.231152][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.235845][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.240577][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.247180][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.252396][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.257304][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.262188][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.268575][T13671] 
[ 1796.270922][T13671] Uninit was stored to memory at:
[ 1796.276230][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.281386][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.286628][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.291178][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.296104][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.302994][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.308088][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.313191][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.317746][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.324304][T13671] 
[ 1796.326644][T13671] Local variable msg_sys created at:
[ 1796.332098][T13671]  do_recvmmsg+0xbb/0x2120
[ 1796.336595][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.458119][T13671] not chained 720000 origins
[ 1796.463052][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1796.471968][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1796.482139][T13671] Call Trace:
[ 1796.485440][T13671]  <TASK>
[ 1796.488404][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1796.493122][T13671]  dump_stack+0x25/0x28
[ 1796.497495][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1796.503280][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1796.508364][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1796.513590][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1796.518723][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1796.523865][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1796.529724][T13671]  ? should_fail+0x75/0x9c0
[ 1796.534246][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1796.539379][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1796.545651][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1796.552367][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1796.557521][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1796.563541][T13671]  __msan_chain_origin+0xbf/0x140
[ 1796.568615][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.573782][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.578768][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1796.583649][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.588218][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1796.593387][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1796.599659][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1796.604797][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1796.611087][T13671]  ? fput+0x82/0x320
[ 1796.615005][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.621531][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.626255][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.632634][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.637783][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.642679][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.647305][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.654064][T13671] RIP: 0023:0xf6ee7549
[ 1796.658154][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1796.678243][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1796.686690][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1796.694821][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1796.702834][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1796.710895][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1796.718884][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1796.726900][T13671]  </TASK>
[ 1796.733581][T13671] Uninit was stored to memory at:
[ 1796.738785][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.744083][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.749073][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.753761][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.758497][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.765174][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.770326][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.775352][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.779906][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.786475][T13671] 
[ 1796.788830][T13671] Uninit was stored to memory at:
[ 1796.794202][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.799356][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.804544][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.809223][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.814126][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.820659][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.825916][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.830820][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.835594][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.842198][T13671] 
[ 1796.844536][T13671] Uninit was stored to memory at:
[ 1796.849621][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.854977][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.859959][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.864651][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.869380][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.875942][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.881029][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.886099][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.890654][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.897180][T13671] 
[ 1796.899520][T13671] Uninit was stored to memory at:
[ 1796.904987][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.910177][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.915343][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.919908][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.924859][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.931260][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.936532][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.941459][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1796.946194][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1796.952753][T13671] 
[ 1796.955305][T13671] Uninit was stored to memory at:
[ 1796.960467][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1796.965819][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1796.970831][T13671]  do_recvmmsg+0xd77/0x2120
[ 1796.975534][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1796.980481][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1796.986985][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1796.992183][T13671]  do_fast_syscall_32+0x34/0x70
[ 1796.997085][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.001747][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.008309][T13671] 
[ 1797.010669][T13671] Uninit was stored to memory at:
[ 1797.015900][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.021141][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.026422][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.031083][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.035961][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.042622][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.047711][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.055059][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.059632][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.066747][T13671] 
[ 1797.069081][T13671] Uninit was stored to memory at:
[ 1797.074357][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.079511][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.084669][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.089228][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.094096][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.100478][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.105677][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.110680][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.115402][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.121885][T13671] 
[ 1797.124400][T13671] Local variable msg_sys created at:
[ 1797.129694][T13671]  do_recvmmsg+0xbb/0x2120
[ 1797.134341][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.240976][T13671] not chained 730000 origins
[ 1797.246035][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1797.254852][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1797.265037][T13671] Call Trace:
[ 1797.268356][T13671]  <TASK>
[ 1797.271384][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1797.276096][T13671]  dump_stack+0x25/0x28
[ 1797.280277][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1797.286033][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1797.291116][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1797.296351][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1797.301508][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1797.306843][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1797.312721][T13671]  ? should_fail+0x75/0x9c0
[ 1797.317274][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1797.322419][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1797.328721][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1797.334953][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1797.340121][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1797.345966][T13671]  __msan_chain_origin+0xbf/0x140
[ 1797.351040][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.356288][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.361288][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1797.366175][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.370813][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1797.376071][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1797.382376][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1797.387729][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1797.394005][T13671]  ? fput+0x82/0x320
[ 1797.397944][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.404498][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.409212][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.415578][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.420656][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.425537][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.430206][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.436564][T13671] RIP: 0023:0xf6ee7549
[ 1797.440657][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1797.460292][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1797.468753][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1797.476743][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1797.484746][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1797.492750][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1797.500746][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1797.508738][T13671]  </TASK>
[ 1797.512571][T13671] Uninit was stored to memory at:
[ 1797.517678][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.522932][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.527914][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.532550][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.537283][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.543756][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.548831][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.553992][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.558545][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.565201][T13671] 
[ 1797.567536][T13671] Uninit was stored to memory at:
[ 1797.573013][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.578263][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.583415][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.587976][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.592817][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.599205][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.604456][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.609391][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.614222][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.620613][T13671] 
[ 1797.623102][T13671] Uninit was stored to memory at:
[ 1797.628179][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.633454][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.638441][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.643160][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.648071][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.654951][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.660158][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.665222][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.669784][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.676319][T13671] 
[ 1797.678662][T13671] Uninit was stored to memory at:
[ 1797.683984][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.689134][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.694257][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.698814][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.703779][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.710159][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.715355][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.720256][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.724954][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.731343][T13671] 
[ 1797.733833][T13671] Uninit was stored to memory at:
[ 1797.739003][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.744294][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.749274][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.753970][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.758695][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.765208][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.770436][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.775515][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.780078][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.786741][T13671] 
[ 1797.789095][T13671] Uninit was stored to memory at:
[ 1797.794369][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.799545][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.804688][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.809248][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.814141][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.820525][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.825767][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.830669][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.835372][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.841759][T13671] 
[ 1797.844229][T13671] Uninit was stored to memory at:
[ 1797.849308][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1797.854614][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1797.859679][T13671]  do_recvmmsg+0xd77/0x2120
[ 1797.864374][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1797.869101][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1797.875617][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1797.880694][T13671]  do_fast_syscall_32+0x34/0x70
[ 1797.885736][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1797.890285][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1797.896816][T13671] 
[ 1797.899156][T13671] Local variable msg_sys created at:
[ 1797.904773][T13671]  do_recvmmsg+0xbb/0x2120
[ 1797.909241][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.009031][T13671] not chained 740000 origins
[ 1798.013947][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1798.022756][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1798.032852][T13671] Call Trace:
[ 1798.036152][T13671]  <TASK>
[ 1798.039099][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1798.043837][T13671]  dump_stack+0x25/0x28
[ 1798.048036][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1798.053791][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1798.058886][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1798.064145][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1798.069284][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.074609][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1798.080486][T13671]  ? should_fail+0x75/0x9c0
[ 1798.085032][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.090202][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1798.096488][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1798.102629][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.107787][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1798.113650][T13671]  __msan_chain_origin+0xbf/0x140
[ 1798.118731][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.123912][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.128901][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1798.133836][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.138418][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.143596][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1798.149917][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.155098][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1798.161402][T13671]  ? fput+0x82/0x320
[ 1798.165439][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.172016][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.176787][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.183279][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.188375][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.193273][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.197808][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.204185][T13671] RIP: 0023:0xf6ee7549
[ 1798.208317][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1798.228164][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1798.236637][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1798.244741][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1798.253184][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1798.261184][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1798.269181][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1798.277208][T13671]  </TASK>
[ 1798.280431][T13671] Uninit was stored to memory at:
[ 1798.285632][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.290797][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.295879][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.300435][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.305283][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.311660][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.316916][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.321875][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.326588][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.333153][T13671] 
[ 1798.335500][T13671] Uninit was stored to memory at:
[ 1798.340618][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.345952][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.351000][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.355823][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.360562][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.367050][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.374887][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.379800][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.384515][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.390904][T13671] 
[ 1798.393407][T13671] Uninit was stored to memory at:
[ 1798.398483][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.403785][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.408776][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.413468][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.418200][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.424728][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.429839][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.434841][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.439389][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.445915][T13671] 
[ 1798.448253][T13671] Uninit was stored to memory at:
[ 1798.453495][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.458655][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.463778][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.468331][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.473199][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.479581][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.484838][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.489736][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.494440][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.500820][T13671] 
[ 1798.503281][T13671] Uninit was stored to memory at:
[ 1798.508365][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.513675][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.518650][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.523352][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.528087][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.534612][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.539697][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.544836][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.549383][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.555914][T13671] 
[ 1798.558247][T13671] Uninit was stored to memory at:
[ 1798.563483][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.568648][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.573788][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.578348][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.583175][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.589557][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.594793][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.599711][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.604414][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.610798][T13671] 
[ 1798.613279][T13671] Uninit was stored to memory at:
[ 1798.618360][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.623682][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.628662][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.633469][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.638294][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.644822][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.649916][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.654962][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.659690][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.666219][T13671] 
[ 1798.668563][T13671] Local variable msg_sys created at:
[ 1798.674011][T13671]  do_recvmmsg+0xbb/0x2120
[ 1798.678504][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.786581][T13671] not chained 750000 origins
[ 1798.791221][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1798.800014][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1798.810103][T13671] Call Trace:
[ 1798.813409][T13671]  <TASK>
[ 1798.816370][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1798.821107][T13671]  dump_stack+0x25/0x28
[ 1798.825296][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1798.831053][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1798.836129][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1798.841362][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1798.846509][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.851741][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1798.857898][T13671]  ? should_fail+0x75/0x9c0
[ 1798.862480][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.867733][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1798.874132][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1798.880525][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.885684][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1798.891810][T13671]  __msan_chain_origin+0xbf/0x140
[ 1798.896894][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1798.902125][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1798.907086][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1798.912060][T13671]  do_recvmmsg+0xd77/0x2120
[ 1798.916602][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.921749][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1798.928041][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1798.933176][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1798.939534][T13671]  ? fput+0x82/0x320
[ 1798.943453][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.949981][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1798.954697][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1798.961060][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1798.966114][T13671]  do_fast_syscall_32+0x34/0x70
[ 1798.970990][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1798.976470][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1798.982851][T13671] RIP: 0023:0xf6ee7549
[ 1798.986935][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1799.006682][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1799.015116][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1799.023115][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1799.031096][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1799.039082][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1799.047116][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1799.055133][T13671]  </TASK>
[ 1799.061448][T13671] Uninit was stored to memory at:
[ 1799.066817][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.072141][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.077214][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.081769][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.089098][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.095643][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.100725][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.105765][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.110317][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.119179][T13671] 
[ 1799.121523][T13671] Uninit was stored to memory at:
[ 1799.126761][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.131909][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.137122][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.141678][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.148536][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.155113][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.160320][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.165454][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.170017][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.178525][T13671] 
[ 1799.180876][T13671] Uninit was stored to memory at:
[ 1799.186162][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.191317][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.196503][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.201055][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.207741][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.214544][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.219622][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.224731][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.229387][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.237922][T13671] 
[ 1799.240261][T13671] Uninit was stored to memory at:
[ 1799.245811][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.251070][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.256227][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.260777][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.267451][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.274309][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.279382][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.284477][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.289035][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.302798][T13671] 
[ 1799.305151][T13671] Uninit was stored to memory at:
[ 1799.310232][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.315593][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.320579][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.325286][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.330018][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.336798][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.341908][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.346983][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.351534][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.358141][T13671] 
[ 1799.360468][T13671] Uninit was stored to memory at:
[ 1799.365689][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.370833][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.375993][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.380547][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.385405][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.391780][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.397056][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.402172][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.406727][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.413293][T13671] 
[ 1799.415621][T13671] Uninit was stored to memory at:
[ 1799.420680][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.425942][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.430916][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.435638][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.440358][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.446865][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.452099][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.457004][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.461561][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.468059][T13671] 
[ 1799.470396][T13671] Local variable msg_sys created at:
[ 1799.475912][T13671]  do_recvmmsg+0xbb/0x2120
[ 1799.480374][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.586878][T13671] not chained 760000 origins
[ 1799.591651][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1799.600435][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1799.610676][T13671] Call Trace:
[ 1799.613956][T13671]  <TASK>
[ 1799.616910][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1799.621633][T13671]  dump_stack+0x25/0x28
[ 1799.625820][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1799.631585][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1799.636666][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1799.641896][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1799.647052][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1799.652206][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1799.658047][T13671]  ? should_fail+0x75/0x9c0
[ 1799.662573][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1799.667710][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1799.673981][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1799.680083][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1799.685247][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1799.691089][T13671]  __msan_chain_origin+0xbf/0x140
[ 1799.696138][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.701300][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.706309][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1799.711208][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.715798][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1799.720954][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1799.727230][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1799.732387][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1799.738667][T13671]  ? fput+0x82/0x320
[ 1799.742663][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.749286][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.754007][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.760375][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.765432][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.770311][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.774843][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.781225][T13671] RIP: 0023:0xf6ee7549
[ 1799.785309][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1799.804952][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1799.813389][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1799.821390][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1799.829374][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1799.837360][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1799.845349][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1799.853399][T13671]  </TASK>
[ 1799.859353][T13671] Uninit was stored to memory at:
[ 1799.864711][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.869877][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.875018][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.879579][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.886874][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.893372][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.898522][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.903719][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.908276][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.916693][T13671] 
[ 1799.919026][T13671] Uninit was stored to memory at:
[ 1799.924233][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.929381][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.934576][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.939315][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1799.946030][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1799.952706][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1799.957790][T13671]  do_fast_syscall_32+0x34/0x70
[ 1799.962913][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1799.967466][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1799.975865][T13671] 
[ 1799.978194][T13671] Uninit was stored to memory at:
[ 1799.983488][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1799.988648][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1799.993838][T13671]  do_recvmmsg+0xd77/0x2120
[ 1799.998411][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.005075][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.011541][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.016855][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.021755][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.026485][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.035213][T13671] 
[ 1800.037543][T13671] Uninit was stored to memory at:
[ 1800.042928][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.048081][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.053278][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.057833][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.065188][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.071575][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.076899][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.081890][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.086650][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.095099][T13671] 
[ 1800.097465][T13671] Uninit was stored to memory at:
[ 1800.102731][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.107884][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.113014][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.117573][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.124970][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.131358][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.136703][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.141617][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.146376][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.155406][T13671] 
[ 1800.157773][T13671] Uninit was stored to memory at:
[ 1800.163042][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.168190][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.173397][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.177948][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.185291][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.191682][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.196906][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.201873][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.206615][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.215083][T13671] 
[ 1800.217431][T13671] Uninit was stored to memory at:
[ 1800.222727][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.227877][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.232999][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.237558][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.244367][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.250730][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.256261][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.261177][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.265908][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.274964][T13671] 
[ 1800.277304][T13671] Local variable msg_sys created at:
[ 1800.282748][T13671]  do_recvmmsg+0xbb/0x2120
[ 1800.287212][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.392677][T13671] not chained 770000 origins
[ 1800.397313][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1800.406125][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1800.416196][T13671] Call Trace:
[ 1800.419474][T13671]  <TASK>
[ 1800.422402][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1800.427227][T13671]  dump_stack+0x25/0x28
[ 1800.431403][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1800.437150][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1800.442266][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1800.447576][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1800.452753][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1800.457887][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1800.463726][T13671]  ? should_fail+0x75/0x9c0
[ 1800.468371][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1800.473730][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1800.480126][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1800.486386][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1800.492018][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1800.498011][T13671]  __msan_chain_origin+0xbf/0x140
[ 1800.503261][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.508411][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.513637][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1800.518538][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.523088][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1800.528237][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1800.534554][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1800.539705][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1800.545984][T13671]  ? fput+0x82/0x320
[ 1800.549907][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.556445][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.561287][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.567666][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.572732][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.577647][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.582180][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.588559][T13671] RIP: 0023:0xf6ee7549
[ 1800.592645][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1800.612546][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1800.621040][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1800.629031][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1800.637180][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1800.645174][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1800.653172][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1800.661263][T13671]  </TASK>
[ 1800.664930][T13671] Uninit was stored to memory at:
[ 1800.670023][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.675309][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.680408][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.685095][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.689817][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.696330][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.701408][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.706461][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.711015][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.717620][T13671] 
[ 1800.719956][T13671] Uninit was stored to memory at:
[ 1800.725347][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.730493][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.735624][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.740184][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.745172][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.751557][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.756842][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.761847][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.766535][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.773071][T13671] 
[ 1800.775402][T13671] Uninit was stored to memory at:
[ 1800.780905][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.786191][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.791284][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.796051][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.800784][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.807291][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.812598][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.817510][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.822221][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.828602][T13671] 
[ 1800.830927][T13671] Uninit was stored to memory at:
[ 1800.836185][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.841326][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.846466][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.851012][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.855905][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.862573][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.867657][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.872850][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.877393][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.883904][T13671] 
[ 1800.886258][T13671] Uninit was stored to memory at:
[ 1800.891319][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.896694][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.901756][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.906499][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.911226][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.917787][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.923029][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.927925][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.932708][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.939086][T13671] 
[ 1800.941461][T13671] Uninit was stored to memory at:
[ 1800.946721][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1800.951862][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1800.957023][T13671]  do_recvmmsg+0xd77/0x2120
[ 1800.961570][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1800.966442][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1800.973044][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1800.978127][T13671]  do_fast_syscall_32+0x34/0x70
[ 1800.983323][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1800.987898][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1800.994812][T13671] 
[ 1800.997140][T13671] Uninit was stored to memory at:
[ 1801.002380][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.007715][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.012884][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.017538][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.022481][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.029070][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.034394][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.039399][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.044186][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.050698][T13671] 
[ 1801.053286][T13671] Local variable msg_sys created at:
[ 1801.058593][T13671]  do_recvmmsg+0xbb/0x2120
[ 1801.063305][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.163377][T13671] not chained 780000 origins
[ 1801.168114][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1801.176896][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1801.187084][T13671] Call Trace:
[ 1801.190374][T13671]  <TASK>
[ 1801.193318][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1801.198046][T13671]  dump_stack+0x25/0x28
[ 1801.202242][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1801.208011][T13671]  ? up_read+0x40/0x2b0
[ 1801.212217][T13671]  ? do_user_addr_fault+0x13a9/0x1ee0
[ 1801.217640][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1801.223001][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1801.228861][T13671]  ? should_fail+0x75/0x9c0
[ 1801.233405][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1801.238541][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1801.244811][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1801.250909][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1801.256059][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1801.261994][T13671]  __msan_chain_origin+0xbf/0x140
[ 1801.267050][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.272211][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.277172][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1801.282052][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.286595][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1801.291876][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1801.298164][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1801.303304][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1801.309676][T13671]  ? fput+0x82/0x320
[ 1801.313771][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.320302][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.325027][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.331386][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.336440][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.341323][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.345855][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.352226][T13671] RIP: 0023:0xf6ee7549
[ 1801.356299][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1801.376060][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1801.384499][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1801.392484][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1801.400467][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1801.408449][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1801.416427][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1801.424420][T13671]  </TASK>
[ 1801.429859][T13671] Uninit was stored to memory at:
[ 1801.435091][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.440346][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.445445][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.449999][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.454848][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.461231][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.466447][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.471354][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.476038][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.482534][T13671] 
[ 1801.484869][T13671] Uninit was stored to memory at:
[ 1801.489955][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.495236][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.500223][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.504960][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.509691][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.516262][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.521347][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.526394][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.531059][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.537589][T13671] 
[ 1801.539931][T13671] Uninit was stored to memory at:
[ 1801.545201][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.550356][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.555501][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.560059][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.565071][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.571449][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.576716][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.581702][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.586420][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.592924][T13671] 
[ 1801.595258][T13671] Uninit was stored to memory at:
[ 1801.600428][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.605754][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.610793][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.615521][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.620382][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.626943][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.632146][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.637053][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.641667][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.648293][T13671] 
[ 1801.650632][T13671] Uninit was stored to memory at:
[ 1801.655845][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.660993][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.666133][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.670686][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.675572][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.682074][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.687155][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.692228][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.696777][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.703327][T13671] 
[ 1801.705664][T13671] Uninit was stored to memory at:
[ 1801.710750][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.716030][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.721179][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.725895][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.730619][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.737207][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.742395][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.747294][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.752097][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.758567][T13671] 
[ 1801.760885][T13671] Uninit was stored to memory at:
[ 1801.766090][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1801.771239][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1801.776469][T13671]  do_recvmmsg+0xd77/0x2120
[ 1801.781023][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.785911][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1801.792406][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1801.797486][T13671]  do_fast_syscall_32+0x34/0x70
[ 1801.802547][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1801.807094][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1801.813585][T13671] 
[ 1801.815919][T13671] Local variable msg_sys created at:
[ 1801.821215][T13671]  do_recvmmsg+0xbb/0x2120
[ 1801.825847][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1801.919636][T13671] not chained 790000 origins
[ 1801.927236][T13671] CPU: 0 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1801.936053][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1801.946121][T13671] Call Trace:
[ 1801.949422][T13671]  <TASK>
[ 1801.952365][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1801.957095][T13671]  dump_stack+0x25/0x28
[ 1801.961270][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1801.967108][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1801.972174][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1801.977428][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1801.982563][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1801.987721][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1801.993656][T13671]  ? should_fail+0x75/0x9c0
[ 1801.998218][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.003368][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1802.009666][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1802.015882][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.021044][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1802.026930][T13671]  __msan_chain_origin+0xbf/0x140
[ 1802.031993][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.037174][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.042159][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1802.047063][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.051607][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.056764][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1802.063067][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.068228][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1802.074504][T13671]  ? fput+0x82/0x320
[ 1802.078458][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.085010][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.089928][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.096292][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.101349][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.106230][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.110798][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.117158][T13671] RIP: 0023:0xf6ee7549
[ 1802.121232][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1802.140949][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1802.149388][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1802.157383][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1802.165462][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1802.173552][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1802.181577][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1802.189571][T13671]  </TASK>
[ 1802.195750][T13671] Uninit was stored to memory at:
[ 1802.200847][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.206090][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.211074][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.215788][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.220517][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.229441][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.234676][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.239603][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.244290][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.250667][T13671] 
[ 1802.255385][T13671] Uninit was stored to memory at:
[ 1802.260449][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.265768][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.270741][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.275463][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.280273][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.289228][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.294540][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.299446][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.304174][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.310560][T13671] 
[ 1802.315527][T13671] Uninit was stored to memory at:
[ 1802.320631][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.325925][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.330904][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.335626][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.340354][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.348687][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.353924][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.358822][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.363511][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.369897][T13671] 
[ 1802.374913][T13671] Uninit was stored to memory at:
[ 1802.380003][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.385293][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.390266][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.394987][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.399793][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.408084][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.413344][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.418241][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.422956][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.429332][T13671] 
[ 1802.431647][T13671] Uninit was stored to memory at:
[ 1802.439402][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.444696][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.449667][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.454377][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.459098][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.467400][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.472625][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.477522][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.482228][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.488606][T13671] 
[ 1802.490923][T13671] Uninit was stored to memory at:
[ 1802.498751][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.504340][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.509312][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.514068][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.518796][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.527809][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.533055][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.537949][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.542648][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.549030][T13671] 
[ 1802.551357][T13671] Uninit was stored to memory at:
[ 1802.558503][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.563798][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.568775][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.573651][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.578383][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.587351][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.592626][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.597526][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.602236][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.608616][T13671] 
[ 1802.610948][T13671] Local variable msg_sys created at:
[ 1802.618920][T13671]  do_recvmmsg+0xbb/0x2120
[ 1802.623580][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.725348][T13671] not chained 800000 origins
[ 1802.729967][T13671] CPU: 1 PID: 13671 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1802.738762][T13671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1802.748825][T13671] Call Trace:
[ 1802.752106][T13671]  <TASK>
[ 1802.755032][T13671]  dump_stack_lvl+0x1ff/0x28e
[ 1802.759739][T13671]  dump_stack+0x25/0x28
[ 1802.763910][T13671]  kmsan_internal_chain_origin+0x78/0x110
[ 1802.769660][T13671]  ? preempt_count_sub+0xf8/0x330
[ 1802.774716][T13671]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1802.779937][T13671]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1802.785061][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.790190][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1802.796027][T13671]  ? should_fail+0x75/0x9c0
[ 1802.800554][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.805686][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1802.811960][T13671]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1802.818068][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.823199][T13671]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1802.829031][T13671]  __msan_chain_origin+0xbf/0x140
[ 1802.835117][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1802.840258][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1802.845214][T13671]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1802.850201][T13671]  do_recvmmsg+0xd77/0x2120
[ 1802.854748][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.859899][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1802.866168][T13671]  ? kmsan_get_metadata+0x33/0x220
[ 1802.871313][T13671]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1802.877585][T13671]  ? fput+0x82/0x320
[ 1802.881504][T13671]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.888124][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1802.892839][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1802.901019][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1802.906078][T13671]  do_fast_syscall_32+0x34/0x70
[ 1802.910961][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1802.915485][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1802.921849][T13671] RIP: 0023:0xf6ee7549
[ 1802.925922][T13671] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1802.945552][T13671] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1802.953990][T13671] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1802.961970][T13671] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1802.969971][T13671] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1802.977952][T13671] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1802.985926][T13671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1802.993937][T13671]  </TASK>
[ 1802.997765][T13671] Uninit was stored to memory at:
[ 1803.002972][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1803.008124][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1803.013214][T13671]  do_recvmmsg+0xd77/0x2120
[ 1803.017902][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1803.022754][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1803.029130][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1803.034327][T13671]  do_fast_syscall_32+0x34/0x70
[ 1803.039231][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1803.043903][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1803.050291][T13671] 
[ 1803.052821][T13671] Uninit was stored to memory at:
[ 1803.057907][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1803.063204][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1803.068182][T13671]  do_recvmmsg+0xd77/0x2120
[ 1803.072845][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1803.077613][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1803.084140][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1803.089305][T13671]  do_fast_syscall_32+0x34/0x70
[ 1803.094325][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1803.098853][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1803.105341][T13671] 
[ 1803.107672][T13671] Uninit was stored to memory at:
[ 1803.113023][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1803.118177][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1803.123309][T13671]  do_recvmmsg+0xd77/0x2120
[ 1803.127859][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1803.132685][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1803.139056][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1803.144299][T13671]  do_fast_syscall_32+0x34/0x70
[ 1803.149286][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1803.153970][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1803.160355][T13671] 
[ 1803.162846][T13671] Uninit was stored to memory at:
[ 1803.167934][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1803.173268][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1803.178240][T13671]  do_recvmmsg+0xd77/0x2120
[ 1803.182898][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1803.187619][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1803.194164][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1803.199238][T13671]  do_fast_syscall_32+0x34/0x70
[ 1803.204299][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1803.208849][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1803.215354][T13671] 
[ 1803.217689][T13671] Uninit was stored to memory at:
[ 1803.222935][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1803.228085][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1803.233230][T13671]  do_recvmmsg+0xd77/0x2120
[ 1803.237783][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1803.242650][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1803.249028][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1803.254281][T13671]  do_fast_syscall_32+0x34/0x70
[ 1803.259184][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1803.263850][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1803.270246][T13671] 
[ 1803.272742][T13671] Uninit was stored to memory at:
[ 1803.277816][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1803.283111][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1803.288178][T13671]  do_recvmmsg+0xd77/0x2120
[ 1803.292906][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1803.297631][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1803.304178][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1803.309252][T13671]  do_fast_syscall_32+0x34/0x70
[ 1803.314309][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1803.318868][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1803.325430][T13671] 
[ 1803.327757][T13671] Uninit was stored to memory at:
[ 1803.333008][T13671]  __get_compat_msghdr+0x6e1/0x9d0
[ 1803.338160][T13671]  get_compat_msghdr+0x108/0x2c0
[ 1803.343327][T13671]  do_recvmmsg+0xd77/0x2120
[ 1803.347894][T13671]  __sys_recvmmsg+0x51c/0x6f0
[ 1803.352799][T13671]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1803.359180][T13671]  __do_fast_syscall_32+0x96/0xf0
[ 1803.364432][T13671]  do_fast_syscall_32+0x34/0x70
[ 1803.369340][T13671]  do_SYSENTER_32+0x1b/0x20
[ 1803.374064][T13671]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1803.380475][T13671] 
[ 1803.383021][T13671] Local variable msg_sys created at:
[ 1803.388314][T13671]  do_recvmmsg+0xbb/0x2120
[ 1803.392928][T13671]  __sys_recvmmsg+0x51c/0x6f0
00:04:43 executing program 1:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r1 = accept4(r0, 0x0, 0x0, 0x0)
recvfrom(r1, &(0x7f0000003000)=""/165, 0xa5, 0x0, 0x0, 0x1000000000000000)
recvmmsg(r1, &(0x7f00000005c0)=[{{0x0, 0xfffffffffffffea3, 0x0}}], 0x3ffffffffffff62, 0x0, 0x0)

00:04:43 executing program 5:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000340)={0x0, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @remote}}}, 0x108)
setsockopt$inet_group_source_req(r0, 0x0, 0x2e, &(0x7f0000000000)={0x8, {{0x2, 0x0, @multicast1}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x104)
getsockopt$inet_buf(r0, 0x0, 0x30, &(0x7f0000000340)=""/225, &(0x7f0000000140)=0xe1)

00:04:43 executing program 2:
r0 = socket$inet(0x2, 0x3, 0x2)
setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000080)={@multicast2, @loopback, @remote}, 0xc)
setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000580)={@multicast2, @remote, 0x0, 0x2, [@private, @broadcast]}, 0x18)
r1 = syz_open_procfs(0x0, &(0x7f0000000140)='net/mcfilter\x00')
preadv(r1, &(0x7f0000000200)=[{&(0x7f00000000c0)=""/100, 0x64}], 0x1, 0x5e, 0x0)

00:04:43 executing program 3:
syz_mount_image$xfs(&(0x7f0000000000), &(0x7f00000006c0)='./file0\x00', 0x0, 0x2, &(0x7f0000000640)=[{0x0, 0x0, 0x800}, {&(0x7f0000000440)="71fd223586b32986bf23c01f66c86a3677d1b31742be3c31831b4ba6a2adc880c819522bc7cd55451591b56f2ba7e85b90bc37930a9dbadb426b4cbe1731dd357d1e1c13bfc80a764e791f94ab58abee70a30f1e4356019a8050985d2c6f723f209a0ccb5f37ab8f813648f7311161ca677bd2c5fb9f5e7b542ee38884696fd7a9e418b70ab443e51eff7ad1b1aa017c41104e92653276b0cbc513912cea6c4f5b36bbc300cb048d315f37c535877ef38e", 0xb1, 0x1}], 0x1008080, &(0x7f00000000c0))

00:04:43 executing program 4:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0)
openat$cgroup_int(r0, 0x0, 0x2, 0x0)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000001300))
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000002c0)='memory.events\x00', 0x7a05, 0x1700)
ioctl$FS_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000000))
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
perf_event_open(&(0x7f0000000100)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
write$cgroup_int(r2, &(0x7f0000000200), 0x806000)
ftruncate(r0, 0x0)
pipe(&(0x7f0000000100))
socket$nl_netfilter(0x10, 0x3, 0xc)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0)
openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0)
ioctl$RTC_AIE_ON(0xffffffffffffffff, 0x7001)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0)
open_tree(0xffffffffffffffff, 0x0, 0x0)

00:04:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r0)
sendmsg$NLBL_MGMT_C_ADDDEF(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000080)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}, @NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x40}}, 0x0)

[ 1803.591873][T13772] loop3: detected capacity change from 0 to 8
00:04:43 executing program 0:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r1 = accept4(r0, 0x0, 0x0, 0x0)
recvfrom(r1, &(0x7f0000003000)=""/165, 0xa5, 0x0, 0x0, 0x1000000000000000)
recvmmsg(r1, &(0x7f00000005c0)=[{{0x0, 0xfffffffffffffea3, 0x0}}], 0x3ffffffffffff62, 0x0, 0x0)

00:04:43 executing program 5:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000340)={0x0, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @remote}}}, 0x108)
setsockopt$inet_group_source_req(r0, 0x0, 0x2e, &(0x7f0000000000)={0x8, {{0x2, 0x0, @multicast1}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x104)
getsockopt$inet_buf(r0, 0x0, 0x30, &(0x7f0000000340)=""/225, &(0x7f0000000140)=0xe1)

00:04:44 executing program 2:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180), 0x40)
setitimer(0x1, &(0x7f0000000000)={{}, {0x0, 0x2710}}, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0)
sendto$inet(r1, &(0x7f00000001c0)="b1d758e8e7a8", 0x6, 0x20048000, 0x0, 0x0)
r2 = perf_event_open(&(0x7f00000005c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000cc0)=ANY=[@ANYBLOB="3c00000010001fff0000248f1c872d2b02005bee", @ANYRES32=0x0, @ANYBLOB="ff7f000000000000140012800a00010076786c616e0000000400028008000a002615a3053e8c1d1dcb7cc0809e3355eb6151c8b9734feda8f6352256f21c7b4ea9"], 0x3c}, 0x1, 0x8000a0ffffffff}, 0x0)
r3 = socket(0x10, 0x80002, 0x0)
getsockname$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000280)=0x14)
sendmmsg$alg(r3, &(0x7f00000000c0), 0x492492492492627, 0x600)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
unlinkat(0xffffffffffffffff, &(0x7f0000000880)='./file0\x00', 0x200)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, 0xffffffffffffffff, 0x0)
r4 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="0205000702"], 0x11}}, 0x0)
write$binfmt_misc(r2, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
openat$vcsu(0xffffff9c, 0x0, 0x0, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, 0x0, 0x0)
bpf$MAP_UPDATE_ELEM(0x4, &(0x7f0000000080)={r0, &(0x7f0000000000)='0', &(0x7f0000000040)=@tcp6}, 0x20)

00:04:44 executing program 1:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r1 = accept4(r0, 0x0, 0x0, 0x0)
recvfrom(r1, &(0x7f0000003000)=""/165, 0xa5, 0x0, 0x0, 0x1000000000000000)
recvmmsg(r1, &(0x7f00000005c0)=[{{0x0, 0xfffffffffffffea3, 0x0}}], 0x3ffffffffffff62, 0x0, 0x0)

00:04:44 executing program 3:
perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6a, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x81, 0x8001}}, 0x0, 0xffff7fffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000280)={0x4, 0x80, 0x4, 0xff, 0x81, 0x9, 0x0, 0x0, 0x0, 0xb, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0xffffffe0, 0x4, @perf_bp, 0x0, 0x8, 0xffffff4a, 0x0, 0xfffffffffffffff7, 0x200, 0x0, 0x0, 0x80000000}, 0x0, 0xd, 0xffffffffffffffff, 0xa)
r0 = accept4$bt_l2cap(0xffffffffffffffff, 0x0, 0x0, 0x0)
pwritev(r0, 0x0, 0x0, 0x0, 0x0)
r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r2 = memfd_create(&(0x7f0000000100)='\xb8.\xa5\xd7o\xe02\xe3\aC\xdb\xf6O\x16\xa3\xdd\xb0\x92hia\xf2\xc3\xa3\xd9\xee\xd9s\x92\f]#\x1a:\xdc\xdf\x8c\xdd\xcd\x13\x9d\x98\xf8I\x15\x87\xde\x9c\xa7\xf3\xa4%r\x93\xac\xa9\x03R\x8f9\xa7\xd1\x00bn\x1f\xf5\x00\x84\xd9\x1a\xf0\xc4\x9e\xc1\xbe=\xac\x88\xfb\x92\x10\x85\xe6\xb0\x8d\x997T)X?\x16\xc1\x02\x17A\xa5\xee\xb9\xea\x91\xc9\xff$\x06Yu\xeb\xda\xb5\rrN\x00'/128, 0x0)
dup2(r1, r2)
mmap(&(0x7f0000200000/0x400000)=nil, 0x400002, 0x0, 0x2011, r2, 0x0)
ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, 0x0)
signalfd(0xffffffffffffffff, &(0x7f0000000240), 0x8)

00:04:44 executing program 4:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0)
openat$cgroup_int(r0, 0x0, 0x2, 0x0)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000001300))
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000002c0)='memory.events\x00', 0x7a05, 0x1700)
ioctl$FS_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000000))
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
perf_event_open(&(0x7f0000000100)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
write$cgroup_int(r2, &(0x7f0000000200), 0x806000)
ftruncate(r0, 0x0)
pipe(&(0x7f0000000100))
socket$nl_netfilter(0x10, 0x3, 0xc)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0)
openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0)
ioctl$RTC_AIE_ON(0xffffffffffffffff, 0x7001)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0)
open_tree(0xffffffffffffffff, 0x0, 0x0)

00:04:44 executing program 5:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000340)={0x0, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @remote}}}, 0x108)
setsockopt$inet_group_source_req(r0, 0x0, 0x2e, &(0x7f0000000000)={0x8, {{0x2, 0x0, @multicast1}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x104)
getsockopt$inet_buf(r0, 0x0, 0x30, &(0x7f0000000340)=""/225, &(0x7f0000000140)=0xe1)

[ 1804.911283][T13796] netdevsim netdevsim2 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0
[ 1804.922895][T13796] netdevsim netdevsim2 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0
[ 1804.933820][T13796] netdevsim netdevsim2 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0
[ 1804.944509][T13796] netdevsim netdevsim2 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0
[ 1804.956208][T13796] device vxlan0 entered promiscuous mode
[ 1805.086052][T13796] netdevsim netdevsim2 netdevsim0: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1805.097146][T13796] netdevsim netdevsim2 netdevsim1: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1805.107263][T13796] netdevsim netdevsim2 netdevsim2: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1805.120560][T13796] netdevsim netdevsim2 netdevsim3: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1805.404545][ T1199] ieee802154 phy0 wpan0: encryption failed: -22
[ 1805.411174][ T1199] ieee802154 phy1 wpan1: encryption failed: -22
[ 1806.249537][T13793] not chained 810000 origins
[ 1806.254658][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1806.263467][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1806.273547][T13793] Call Trace:
[ 1806.276849][T13793]  <TASK>
[ 1806.280053][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1806.284797][T13793]  dump_stack+0x25/0x28
[ 1806.289010][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1806.294795][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1806.299883][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1806.305135][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1806.310293][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1806.315459][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1806.321333][T13793]  ? should_fail+0x75/0x9c0
[ 1806.325881][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1806.331040][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1806.337330][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1806.343456][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1806.348638][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1806.354500][T13793]  __msan_chain_origin+0xbf/0x140
[ 1806.359591][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.364768][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.369750][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1806.374661][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.379230][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1806.384400][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1806.390794][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1806.395968][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1806.402274][T13793]  ? fput+0x82/0x320
[ 1806.406222][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.412789][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.417544][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.423940][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.429024][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.433927][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.438478][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.444865][T13793] RIP: 0023:0xf6ec4549
[ 1806.448956][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1806.468957][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1806.477417][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1806.485432][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1806.493443][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1806.501455][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1806.509461][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1806.517495][T13793]  </TASK>
[ 1806.521514][T13793] Uninit was stored to memory at:
[ 1806.526720][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.531871][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.536985][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.541550][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.546716][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.553235][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.558305][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.563301][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.567844][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.574414][T13793] 
[ 1806.576745][T13793] Uninit was stored to memory at:
[ 1806.581826][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.587348][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.592445][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.597079][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.601807][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.608310][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.613546][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.618444][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.623116][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.629492][T13793] 
[ 1806.631833][T13793] Uninit was stored to memory at:
[ 1806.637381][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.642655][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.647629][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.652275][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.656998][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.663488][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.668564][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.673610][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.678155][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.684750][T13793] 
[ 1806.687080][T13793] Uninit was stored to memory at:
[ 1806.692937][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.698094][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.703220][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.708994][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.714002][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.720520][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.725741][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.730649][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.735334][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.741820][T13793] 
[ 1806.744266][T13793] Uninit was stored to memory at:
[ 1806.749358][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.754630][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.759608][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.764288][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.769011][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.775514][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.780602][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.785717][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.790274][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.796798][T13793] 
[ 1806.799137][T13793] Uninit was stored to memory at:
[ 1806.804352][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.809778][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.814895][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.819453][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.824311][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.830780][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.836001][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.840915][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.845693][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.852203][T13793] 
[ 1806.854539][T13793] Uninit was stored to memory at:
[ 1806.859651][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1806.864940][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1806.869931][T13793]  do_recvmmsg+0xd77/0x2120
[ 1806.874711][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1806.879445][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1806.885964][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1806.891047][T13793]  do_fast_syscall_32+0x34/0x70
[ 1806.896083][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1806.900645][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1806.907258][T13793] 
[ 1806.909607][T13793] Local variable msg_sys created at:
[ 1806.915030][T13793]  do_recvmmsg+0xbb/0x2120
[ 1806.919501][T13793]  __sys_recvmmsg+0x51c/0x6f0
00:04:47 executing program 5:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000340)={0x0, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @remote}}}, 0x108)
setsockopt$inet_group_source_req(r0, 0x0, 0x2e, &(0x7f0000000000)={0x8, {{0x2, 0x0, @multicast1}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x104)
getsockopt$inet_buf(r0, 0x0, 0x30, &(0x7f0000000340)=""/225, &(0x7f0000000140)=0xe1)

00:04:47 executing program 2:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180), 0x40)
setitimer(0x1, &(0x7f0000000000)={{}, {0x0, 0x2710}}, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0)
sendto$inet(r1, &(0x7f00000001c0)="b1d758e8e7a8", 0x6, 0x20048000, 0x0, 0x0)
r2 = perf_event_open(&(0x7f00000005c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000cc0)=ANY=[@ANYBLOB="3c00000010001fff0000248f1c872d2b02005bee", @ANYRES32=0x0, @ANYBLOB="ff7f000000000000140012800a00010076786c616e0000000400028008000a002615a3053e8c1d1dcb7cc0809e3355eb6151c8b9734feda8f6352256f21c7b4ea9"], 0x3c}, 0x1, 0x8000a0ffffffff}, 0x0)
r3 = socket(0x10, 0x80002, 0x0)
getsockname$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000280)=0x14)
sendmmsg$alg(r3, &(0x7f00000000c0), 0x492492492492627, 0x600)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
unlinkat(0xffffffffffffffff, &(0x7f0000000880)='./file0\x00', 0x200)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, 0xffffffffffffffff, 0x0)
r4 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="0205000702"], 0x11}}, 0x0)
write$binfmt_misc(r2, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
openat$vcsu(0xffffff9c, 0x0, 0x0, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, 0x0, 0x0)
bpf$MAP_UPDATE_ELEM(0x4, &(0x7f0000000080)={r0, &(0x7f0000000000)='0', &(0x7f0000000040)=@tcp6}, 0x20)

[ 1807.567744][T13804] not chained 820000 origins
[ 1807.572904][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1807.581805][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1807.591897][T13804] Call Trace:
[ 1807.595197][T13804]  <TASK>
[ 1807.598142][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1807.602883][T13804]  dump_stack+0x25/0x28
[ 1807.607087][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1807.612865][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1807.617955][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1807.623224][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1807.628384][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1807.633550][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1807.639426][T13804]  ? should_fail+0x75/0x9c0
[ 1807.643979][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1807.649232][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1807.655553][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1807.661687][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1807.666854][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1807.672716][T13804]  __msan_chain_origin+0xbf/0x140
[ 1807.677793][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1807.682963][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1807.687948][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1807.692859][T13804]  do_recvmmsg+0xd77/0x2120
[ 1807.697431][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1807.702604][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1807.708893][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1807.714049][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1807.720346][T13804]  ? fput+0x82/0x320
[ 1807.724292][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1807.730852][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1807.735601][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1807.741991][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1807.747079][T13804]  do_fast_syscall_32+0x34/0x70
[ 1807.751988][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1807.756547][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1807.762936][T13804] RIP: 0023:0xf6ee7549
[ 1807.767035][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1807.786709][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1807.795177][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1807.803197][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1807.811206][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1807.819212][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1807.827222][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1807.835241][T13804]  </TASK>
[ 1807.845464][T13804] Uninit was stored to memory at:
[ 1807.850588][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1807.855850][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1807.860836][T13804]  do_recvmmsg+0xd77/0x2120
[ 1807.865538][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1807.870370][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1807.876922][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1807.882107][T13804]  do_fast_syscall_32+0x34/0x70
[ 1807.887022][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1807.891581][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1807.898118][T13804] 
[ 1807.900455][T13804] Uninit was stored to memory at:
[ 1807.905691][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1807.910850][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1807.915993][T13804]  do_recvmmsg+0xd77/0x2120
[ 1807.920558][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1807.925461][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1807.931841][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1807.937094][T13804]  do_fast_syscall_32+0x34/0x70
[ 1807.942147][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1807.946706][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1807.953232][T13804] 
[ 1807.955580][T13804] Uninit was stored to memory at:
[ 1807.960667][T13804]  __get_compat_msghdr+0x6e1/0x9d0
00:04:48 executing program 4:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0)
openat$cgroup_int(r0, 0x0, 0x2, 0x0)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000001300))
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000002c0)='memory.events\x00', 0x7a05, 0x1700)
ioctl$FS_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000000))
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
perf_event_open(&(0x7f0000000100)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
write$cgroup_int(r2, &(0x7f0000000200), 0x806000)
ftruncate(r0, 0x0)
pipe(&(0x7f0000000100))
socket$nl_netfilter(0x10, 0x3, 0xc)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0)
openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0)
ioctl$RTC_AIE_ON(0xffffffffffffffff, 0x7001)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0)
open_tree(0xffffffffffffffff, 0x0, 0x0)

[ 1807.965975][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1807.970956][T13804]  do_recvmmsg+0xd77/0x2120
[ 1807.975685][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1807.980415][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1807.986979][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1807.992146][T13804]  do_fast_syscall_32+0x34/0x70
[ 1807.997050][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1808.001623][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1808.008112][T13804] 
[ 1808.010452][T13804] Uninit was stored to memory at:
[ 1808.015637][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1808.020792][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1808.025864][T13804]  do_recvmmsg+0xd77/0x2120
[ 1808.030420][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1808.035350][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1808.041730][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1808.046917][T13804]  do_fast_syscall_32+0x34/0x70
[ 1808.052051][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1808.056865][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1808.063334][T13804] 
[ 1808.065673][T13804] Uninit was stored to memory at:
[ 1808.070756][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1808.076180][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1808.081163][T13804]  do_recvmmsg+0xd77/0x2120
[ 1808.085813][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1808.090797][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1808.097274][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1808.102438][T13804]  do_fast_syscall_32+0x34/0x70
[ 1808.107335][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1808.111877][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1808.118343][T13804] 
[ 1808.120673][T13804] Uninit was stored to memory at:
[ 1808.125858][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1808.131010][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1808.136101][T13804]  do_recvmmsg+0xd77/0x2120
[ 1808.140658][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1808.145484][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1808.151859][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1808.157041][T13804]  do_fast_syscall_32+0x34/0x70
[ 1808.162022][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1808.166574][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1808.173052][T13804] 
[ 1808.175386][T13804] Uninit was stored to memory at:
[ 1808.180468][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1808.185710][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1808.190688][T13804]  do_recvmmsg+0xd77/0x2120
[ 1808.195333][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1808.200190][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1808.206670][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1808.211751][T13804]  do_fast_syscall_32+0x34/0x70
[ 1808.216746][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1808.221301][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1808.228139][T13804] 
[ 1808.230479][T13804] Local variable msg_sys created at:
[ 1808.235859][T13804]  do_recvmmsg+0xbb/0x2120
[ 1808.240329][T13804]  __sys_recvmmsg+0x51c/0x6f0
00:04:48 executing program 5:
perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 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, 0x4, 0x0, 0x0, 0x0, 0x0, 0x5, 0x7fffffff, 0xffffffff, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = socket$inet6(0xa, 0x1, 0x8010000000000084)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0)
r1 = getpid()
sched_setscheduler(r1, 0x5, &(0x7f0000000380))
gettid()
rt_sigqueueinfo(0x0, 0x0, &(0x7f0000000040)={0x0, 0x1000000, 0x1})
perf_event_open(&(0x7f00000002c0)={0x1, 0x58, 0x2, 0x40, 0x7f, 0x9, 0x0, 0x5, 0x400, 0x5, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1f, 0x4, 0x0, 0x20, 0x9, 0xbed0cb10, 0x4, 0xffffffff, 0x0, 0x1}, 0x0, 0xf, r0, 0x1)
bind$inet6(r0, &(0x7f0000000140)={0xa, 0x4e23}, 0x1c)
listen(r0, 0x10001)
r2 = socket$inet6_sctp(0xa, 0x800000000000001, 0x84)
syz_open_dev$tty1(0xc, 0x4, 0x1)
bind$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e24, 0xfffffffb, @ipv4={'\x00', '\xff\xff', @broadcast}, 0x6}, 0x1c)
setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
msgget(0x3, 0x0)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000200)=[@in6={0xa, 0x0, 0x0, @loopback}], 0x1c)
getsockopt$IP_VS_SO_GET_SERVICE(r2, 0x0, 0x483, &(0x7f0000000500), &(0x7f0000000100)=0x68)
setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r2, 0x84, 0x6b, &(0x7f000055bfe4)=[@in6={0xa, 0x4e23, 0x0, @loopback, 0x2264aa00}], 0x1c)
getdents64(0xffffffffffffffff, &(0x7f0000000040)=""/88, 0x58)

[ 1808.870864][T13818] netdevsim netdevsim2 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0
[ 1808.883760][T13818] netdevsim netdevsim2 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0
[ 1808.896519][T13818] netdevsim netdevsim2 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0
[ 1808.909361][T13818] netdevsim netdevsim2 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0
[ 1808.923300][T13818] device vxlan0 entered promiscuous mode
00:04:49 executing program 3:
perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6a, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x81, 0x8001}}, 0x0, 0xffff7fffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000280)={0x4, 0x80, 0x4, 0xff, 0x81, 0x9, 0x0, 0x0, 0x0, 0xb, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0xffffffe0, 0x4, @perf_bp, 0x0, 0x8, 0xffffff4a, 0x0, 0xfffffffffffffff7, 0x200, 0x0, 0x0, 0x80000000}, 0x0, 0xd, 0xffffffffffffffff, 0xa)
r0 = accept4$bt_l2cap(0xffffffffffffffff, 0x0, 0x0, 0x0)
pwritev(r0, 0x0, 0x0, 0x0, 0x0)
r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r2 = memfd_create(&(0x7f0000000100)='\xb8.\xa5\xd7o\xe02\xe3\aC\xdb\xf6O\x16\xa3\xdd\xb0\x92hia\xf2\xc3\xa3\xd9\xee\xd9s\x92\f]#\x1a:\xdc\xdf\x8c\xdd\xcd\x13\x9d\x98\xf8I\x15\x87\xde\x9c\xa7\xf3\xa4%r\x93\xac\xa9\x03R\x8f9\xa7\xd1\x00bn\x1f\xf5\x00\x84\xd9\x1a\xf0\xc4\x9e\xc1\xbe=\xac\x88\xfb\x92\x10\x85\xe6\xb0\x8d\x997T)X?\x16\xc1\x02\x17A\xa5\xee\xb9\xea\x91\xc9\xff$\x06Yu\xeb\xda\xb5\rrN\x00'/128, 0x0)
dup2(r1, r2)
mmap(&(0x7f0000200000/0x400000)=nil, 0x400002, 0x0, 0x2011, r2, 0x0)
ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, 0x0)
signalfd(0xffffffffffffffff, &(0x7f0000000240), 0x8)

[ 1809.050548][T13793] not chained 830000 origins
[ 1809.058297][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1809.067115][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1809.077192][T13793] Call Trace:
[ 1809.080482][T13793]  <TASK>
[ 1809.083423][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1809.088151][T13793]  dump_stack+0x25/0x28
[ 1809.092345][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1809.098139][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1809.103216][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1809.108459][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1809.113605][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1809.118765][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1809.124625][T13793]  ? should_fail+0x75/0x9c0
[ 1809.129170][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1809.134330][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1809.140624][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1809.146752][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1809.152610][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1809.159083][T13793]  __msan_chain_origin+0xbf/0x140
[ 1809.164260][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.169430][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.174440][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1809.179343][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.183906][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1809.189067][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1809.195356][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1809.200509][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1809.206793][T13793]  ? fput+0x82/0x320
[ 1809.210727][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.217274][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.222008][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.228388][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.233460][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.238351][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.242893][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.249271][T13793] RIP: 0023:0xf6ec4549
[ 1809.253356][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1809.273085][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1809.281619][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1809.289617][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1809.297710][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1809.305701][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1809.313698][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1809.321707][T13793]  </TASK>
[ 1809.327951][T13793] Uninit was stored to memory at:
[ 1809.333166][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.338314][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.343812][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.348371][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.353184][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.359589][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.364775][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.369680][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.374344][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.380729][T13793] 
[ 1809.383161][T13793] Uninit was stored to memory at:
[ 1809.388250][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.393570][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.398638][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.403296][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.408024][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.414507][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.419587][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.424594][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.429148][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.435889][T13793] 
[ 1809.438218][T13793] Uninit was stored to memory at:
[ 1809.443388][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.448542][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.453637][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.458197][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.463020][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.469394][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.475090][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.479991][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.484635][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.491037][T13793] 
[ 1809.493558][T13793] Uninit was stored to memory at:
[ 1809.498647][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.503887][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.508950][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.513593][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.518320][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.524799][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.529971][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.534956][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.539504][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.545977][T13793] 
[ 1809.548307][T13793] Uninit was stored to memory at:
[ 1809.553495][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.558641][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.563730][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.568286][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.573111][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.579493][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.585053][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.589958][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.594703][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.601094][T13793] 
[ 1809.603531][T13793] Uninit was stored to memory at:
[ 1809.608621][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.613888][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.618957][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.623616][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.628361][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.635542][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.640625][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.645633][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.650197][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.656694][T13793] 
[ 1809.659024][T13793] Uninit was stored to memory at:
[ 1809.664200][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.669350][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1809.674425][T13793]  do_recvmmsg+0xd77/0x2120
[ 1809.678977][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.683802][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.690182][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1809.695361][T13793]  do_fast_syscall_32+0x34/0x70
[ 1809.700266][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1809.704915][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1809.711296][T13793] 
[ 1809.713731][T13793] Local variable msg_sys created at:
[ 1809.719024][T13793]  do_recvmmsg+0xbb/0x2120
[ 1809.723588][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.826934][T13804] not chained 840000 origins
[ 1809.831657][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1809.840460][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1809.850565][T13804] Call Trace:
[ 1809.853860][T13804]  <TASK>
[ 1809.856802][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1809.861538][T13804]  dump_stack+0x25/0x28
[ 1809.865733][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1809.871565][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1809.876734][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1809.882064][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1809.887237][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1809.892397][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1809.898261][T13804]  ? should_fail+0x75/0x9c0
[ 1809.902808][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1809.907965][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1809.914263][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1809.920384][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1809.925540][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1809.931399][T13804]  __msan_chain_origin+0xbf/0x140
[ 1809.936480][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1809.941650][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1809.946635][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1809.951536][T13804]  do_recvmmsg+0xd77/0x2120
[ 1809.956103][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1809.961275][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1809.967576][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1809.972737][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1809.979028][T13804]  ? fput+0x82/0x320
[ 1809.982968][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1809.989532][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1809.994282][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.000690][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.005793][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.010717][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.015356][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.021737][T13804] RIP: 0023:0xf6ee7549
[ 1810.025827][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1810.045475][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1810.054071][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1810.062083][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1810.070104][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1810.078106][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1810.086113][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1810.094132][T13804]  </TASK>
[ 1810.098430][T13804] Uninit was stored to memory at:
[ 1810.103635][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1810.108789][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1810.113864][T13804]  do_recvmmsg+0xd77/0x2120
[ 1810.118520][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.123443][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.129819][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.135019][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.139921][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.144601][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.150983][T13804] 
[ 1810.153456][T13804] Uninit was stored to memory at:
[ 1810.158546][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1810.163797][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1810.169207][T13804]  do_recvmmsg+0xd77/0x2120
[ 1810.173860][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.178591][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.185374][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.190467][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.195530][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.200090][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.206644][T13804] 
[ 1810.208984][T13804] Uninit was stored to memory at:
[ 1810.214219][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1810.219375][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1810.224497][T13804]  do_recvmmsg+0xd77/0x2120
[ 1810.229053][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.233910][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.240290][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.245589][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.250482][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.255156][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.261534][T13804] 
[ 1810.263961][T13804] Uninit was stored to memory at:
[ 1810.269039][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1810.274319][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1810.279295][T13804]  do_recvmmsg+0xd77/0x2120
[ 1810.283980][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.288702][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.295219][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.300292][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.305431][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.309981][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.316495][T13804] 
[ 1810.318827][T13804] Uninit was stored to memory at:
[ 1810.324036][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1810.329201][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1810.334371][T13804]  do_recvmmsg+0xd77/0x2120
[ 1810.338924][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.343773][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.350150][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.355329][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.360225][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.364974][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.371357][T13804] 
[ 1810.373852][T13804] Uninit was stored to memory at:
[ 1810.379020][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1810.384308][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1810.389283][T13804]  do_recvmmsg+0xd77/0x2120
[ 1810.393961][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.398691][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.405191][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.410872][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.416019][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.420564][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.427176][T13804] 
[ 1810.429521][T13804] Uninit was stored to memory at:
[ 1810.434711][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1810.439862][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1810.445370][T13804]  do_recvmmsg+0xd77/0x2120
[ 1810.449918][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.454776][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1810.461165][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1810.466343][T13804]  do_fast_syscall_32+0x34/0x70
[ 1810.471245][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1810.475916][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1810.482517][T13804] 
[ 1810.484878][T13804] Local variable msg_sys created at:
[ 1810.490256][T13804]  do_recvmmsg+0xbb/0x2120
[ 1810.495025][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1810.505800][T13818] netdevsim netdevsim2 netdevsim0: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1810.515544][T13818] netdevsim netdevsim2 netdevsim1: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1810.524761][T13818] netdevsim netdevsim2 netdevsim2: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1810.533970][T13818] netdevsim netdevsim2 netdevsim3: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1811.585340][T13804] not chained 850000 origins
[ 1811.589982][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1811.598819][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1811.608915][T13804] Call Trace:
[ 1811.612216][T13804]  <TASK>
[ 1811.615166][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1811.619921][T13804]  dump_stack+0x25/0x28
[ 1811.624120][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1811.629990][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1811.635337][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1811.640848][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1811.645999][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1811.651157][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1811.657028][T13804]  ? should_fail+0x75/0x9c0
[ 1811.661665][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1811.666830][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1811.673128][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1811.679348][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1811.684508][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1811.690555][T13804]  __msan_chain_origin+0xbf/0x140
[ 1811.695629][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1811.700812][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1811.705793][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1811.710703][T13804]  do_recvmmsg+0xd77/0x2120
[ 1811.715279][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1811.720451][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1811.726755][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1811.731911][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1811.738216][T13804]  ? fput+0x82/0x320
[ 1811.742157][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1811.748711][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1811.753452][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1811.759854][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1811.764935][T13804]  do_fast_syscall_32+0x34/0x70
[ 1811.769833][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1811.774387][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1811.780778][T13804] RIP: 0023:0xf6ee7549
[ 1811.784875][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1811.804622][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1811.813083][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1811.821094][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1811.829134][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1811.837152][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1811.845429][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1811.853451][T13804]  </TASK>
[ 1811.860517][T13804] Uninit was stored to memory at:
[ 1811.865725][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1811.870880][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1811.875986][T13804]  do_recvmmsg+0xd77/0x2120
[ 1811.880541][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1811.888157][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1811.894697][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1811.899781][T13804]  do_fast_syscall_32+0x34/0x70
[ 1811.904773][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1811.909322][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1811.918663][T13804] 
[ 1811.921010][T13804] Uninit was stored to memory at:
[ 1811.926196][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1811.931347][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1811.936435][T13804]  do_recvmmsg+0xd77/0x2120
[ 1811.941120][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1811.948385][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1811.954985][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1811.960067][T13804]  do_fast_syscall_32+0x34/0x70
[ 1811.965114][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1811.969669][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1811.978839][T13804] 
[ 1811.981185][T13804] Uninit was stored to memory at:
[ 1811.986362][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1811.991609][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1811.996735][T13804]  do_recvmmsg+0xd77/0x2120
[ 1812.001292][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1812.008608][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1812.015199][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1812.020285][T13804]  do_fast_syscall_32+0x34/0x70
[ 1812.025281][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1812.029830][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1812.039657][T13804] 
[ 1812.042124][T13804] Uninit was stored to memory at:
[ 1812.047212][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1812.052596][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1812.057577][T13804]  do_recvmmsg+0xd77/0x2120
[ 1812.064994][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1812.069756][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1812.076286][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1812.081369][T13804]  do_fast_syscall_32+0x34/0x70
[ 1812.086387][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1812.090939][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1812.099929][T13804] 
[ 1812.102356][T13804] Uninit was stored to memory at:
[ 1812.107448][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1812.112736][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1812.117712][T13804]  do_recvmmsg+0xd77/0x2120
[ 1812.125096][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1812.129834][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1812.136329][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1812.141404][T13804]  do_fast_syscall_32+0x34/0x70
[ 1812.146426][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1812.150976][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1812.160120][T13804] 
[ 1812.162531][T13804] Uninit was stored to memory at:
[ 1812.167616][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1812.172906][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1812.177882][T13804]  do_recvmmsg+0xd77/0x2120
[ 1812.185141][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1812.189880][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1812.196366][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1812.201442][T13804]  do_fast_syscall_32+0x34/0x70
[ 1812.206450][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1812.210999][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1812.219996][T13804] 
[ 1812.222417][T13804] Uninit was stored to memory at:
[ 1812.227497][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1812.232783][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1812.237770][T13804]  do_recvmmsg+0xd77/0x2120
[ 1812.245030][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1812.249769][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1812.256251][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1812.261324][T13804]  do_fast_syscall_32+0x34/0x70
[ 1812.266323][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1812.271307][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1812.280295][T13804] 
[ 1812.282825][T13804] Local variable msg_sys created at:
[ 1812.288113][T13804]  do_recvmmsg+0xbb/0x2120
[ 1812.292738][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.057676][T13793] not chained 860000 origins
[ 1814.062431][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1814.071323][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1814.081400][T13793] Call Trace:
[ 1814.084691][T13793]  <TASK>
[ 1814.087634][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1814.092372][T13793]  dump_stack+0x25/0x28
[ 1814.096565][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1814.102333][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1814.107415][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1814.112664][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1814.117813][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1814.122969][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1814.128913][T13793]  ? should_fail+0x75/0x9c0
[ 1814.133487][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1814.138645][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1814.144936][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1814.151057][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1814.156218][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1814.162684][T13793]  __msan_chain_origin+0xbf/0x140
[ 1814.167755][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.172925][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.177904][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1814.182805][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.187367][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1814.192533][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1814.198862][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1814.204021][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1814.210313][T13793]  ? fput+0x82/0x320
[ 1814.215121][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.221677][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.226415][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.232797][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.237965][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.242865][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.247414][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.253791][T13793] RIP: 0023:0xf6ec4549
[ 1814.257878][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1814.277531][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1814.285982][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1814.293980][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1814.301978][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1814.309972][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1814.317968][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1814.326151][T13793]  </TASK>
[ 1814.330119][T13793] Uninit was stored to memory at:
[ 1814.335294][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.340439][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.345517][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.350414][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.355260][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.361628][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.366797][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.371785][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.376452][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.383073][T13793] 
[ 1814.385403][T13793] Uninit was stored to memory at:
[ 1814.390481][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.395762][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.400739][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.405455][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.410194][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.416701][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.421774][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.426770][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.431661][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.438277][T13793] 
[ 1814.440616][T13793] Uninit was stored to memory at:
[ 1814.445904][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.451051][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.456155][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.460701][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.465530][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.471904][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.477215][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.482210][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.486758][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.493299][T13793] 
[ 1814.495629][T13793] Uninit was stored to memory at:
[ 1814.500708][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.506099][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.511071][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.515734][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.520455][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.526935][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.532232][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.537130][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.541674][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.548201][T13793] 
[ 1814.550569][T13793] Uninit was stored to memory at:
[ 1814.555761][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.560908][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.566191][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.570740][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.575595][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.582081][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.587167][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.592265][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.596815][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.603321][T13793] 
[ 1814.605650][T13793] Uninit was stored to memory at:
[ 1814.610744][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.616044][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.621028][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.625827][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.630561][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.637075][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.642265][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.647163][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.651713][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.658520][T13793] 
[ 1814.660886][T13793] Uninit was stored to memory at:
[ 1814.666086][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1814.671233][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1814.676342][T13793]  do_recvmmsg+0xd77/0x2120
[ 1814.680896][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1814.685821][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1814.692294][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1814.697365][T13793]  do_fast_syscall_32+0x34/0x70
[ 1814.702401][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1814.706944][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1814.713551][T13793] 
[ 1814.715887][T13793] Local variable msg_sys created at:
[ 1814.721264][T13793]  do_recvmmsg+0xbb/0x2120
[ 1814.725824][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1815.472186][T13804] not chained 870000 origins
[ 1815.476919][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1815.485717][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1815.495795][T13804] Call Trace:
[ 1815.501088][T13804]  <TASK>
[ 1815.504032][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1815.508942][T13804]  dump_stack+0x25/0x28
[ 1815.513135][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1815.518909][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1815.523999][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1815.529250][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1815.534410][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1815.540006][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1815.545867][T13804]  ? should_fail+0x75/0x9c0
[ 1815.550411][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1815.555566][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1815.561858][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1815.568063][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1815.573217][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1815.579069][T13804]  __msan_chain_origin+0xbf/0x140
[ 1815.584144][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1815.589315][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1815.594376][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1815.599297][T13804]  do_recvmmsg+0xd77/0x2120
[ 1815.603864][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1815.609032][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1815.615412][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1815.620593][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1815.626918][T13804]  ? fput+0x82/0x320
[ 1815.630859][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1815.637414][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1815.642155][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1815.649502][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1815.654626][T13804]  do_fast_syscall_32+0x34/0x70
[ 1815.659542][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1815.664098][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1815.670484][T13804] RIP: 0023:0xf6ee7549
[ 1815.674576][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1815.694327][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1815.702783][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1815.710786][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1815.718786][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1815.726781][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1815.734772][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1815.742882][T13804]  </TASK>
[ 1815.746891][T13804] Uninit was stored to memory at:
[ 1815.752182][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1815.757334][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1815.762517][T13804]  do_recvmmsg+0xd77/0x2120
[ 1815.767078][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1815.771883][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1815.778390][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1815.783562][T13804]  do_fast_syscall_32+0x34/0x70
[ 1815.788463][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1815.793226][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1815.799609][T13804] 
[ 1815.802134][T13804] Uninit was stored to memory at:
[ 1815.807212][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1815.812456][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1815.817425][T13804]  do_recvmmsg+0xd77/0x2120
[ 1815.822065][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1815.826785][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1815.833284][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1815.838355][T13804]  do_fast_syscall_32+0x34/0x70
[ 1815.843373][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1815.847917][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1815.854433][T13804] 
[ 1815.856855][T13804] Uninit was stored to memory at:
[ 1815.862123][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1815.867269][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1815.872382][T13804]  do_recvmmsg+0xd77/0x2120
[ 1815.876943][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1815.881761][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1815.888253][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1815.893432][T13804]  do_fast_syscall_32+0x34/0x70
[ 1815.898330][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1815.903018][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1815.909414][T13804] 
[ 1815.911752][T13804] Uninit was stored to memory at:
[ 1815.916955][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1815.922299][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1815.927275][T13804]  do_recvmmsg+0xd77/0x2120
[ 1815.931823][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1815.937748][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1815.944245][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1815.949317][T13804]  do_fast_syscall_32+0x34/0x70
[ 1815.954317][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1815.958864][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1815.965363][T13804] 
[ 1815.967691][T13804] Uninit was stored to memory at:
[ 1815.972882][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1815.978023][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1815.983125][T13804]  do_recvmmsg+0xd77/0x2120
[ 1815.987680][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1815.992517][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1815.998902][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1816.004077][T13804]  do_fast_syscall_32+0x34/0x70
[ 1816.009112][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1816.013793][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.020178][T13804] 
[ 1816.022622][T13804] Uninit was stored to memory at:
[ 1816.027792][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.033043][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1816.038022][T13804]  do_recvmmsg+0xd77/0x2120
[ 1816.042695][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.047413][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.053891][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1816.058962][T13804]  do_fast_syscall_32+0x34/0x70
[ 1816.063962][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1816.068514][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.074997][T13804] 
[ 1816.077323][T13804] Uninit was stored to memory at:
[ 1816.082497][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.087735][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1816.092807][T13804]  do_recvmmsg+0xd77/0x2120
[ 1816.097354][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.102190][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.108563][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1816.113738][T13804]  do_fast_syscall_32+0x34/0x70
[ 1816.118636][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1816.123296][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.129675][T13804] 
[ 1816.132102][T13804] Local variable msg_sys created at:
[ 1816.137400][T13804]  do_recvmmsg+0xbb/0x2120
[ 1816.142069][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.401631][T13793] not chained 880000 origins
[ 1816.408999][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1816.417809][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1816.427978][T13793] Call Trace:
[ 1816.431269][T13793]  <TASK>
[ 1816.434213][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1816.439035][T13793]  dump_stack+0x25/0x28
[ 1816.443232][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1816.449002][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1816.454087][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1816.459338][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1816.464486][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1816.469648][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1816.475528][T13793]  ? should_fail+0x75/0x9c0
[ 1816.480076][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1816.485323][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1816.491621][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1816.497742][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1816.502987][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1816.508841][T13793]  __msan_chain_origin+0xbf/0x140
[ 1816.513920][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.519091][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1816.524072][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1816.528975][T13793]  do_recvmmsg+0xd77/0x2120
[ 1816.533630][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1816.538810][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1816.545101][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1816.550257][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1816.556552][T13793]  ? fput+0x82/0x320
[ 1816.560492][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.567047][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.571790][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.578174][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1816.583254][T13793]  do_fast_syscall_32+0x34/0x70
[ 1816.588157][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1816.592706][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.599084][T13793] RIP: 0023:0xf6ec4549
[ 1816.603172][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1816.622820][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1816.631623][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1816.639668][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1816.647683][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1816.655703][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1816.663783][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1816.671794][T13793]  </TASK>
[ 1816.678073][T13793] Uninit was stored to memory at:
[ 1816.683528][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.689090][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1816.694178][T13793]  do_recvmmsg+0xd77/0x2120
[ 1816.698725][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.706035][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.712528][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1816.717600][T13793]  do_fast_syscall_32+0x34/0x70
[ 1816.722582][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1816.727129][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.738031][T13793] 
[ 1816.740373][T13793] Uninit was stored to memory at:
[ 1816.745541][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.750687][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1816.755746][T13793]  do_recvmmsg+0xd77/0x2120
[ 1816.760299][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.765102][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.771476][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1816.776628][T13793]  do_fast_syscall_32+0x34/0x70
[ 1816.781530][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1816.786155][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.792609][T13793] 
[ 1816.794945][T13793] Uninit was stored to memory at:
[ 1816.800022][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.805251][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1816.810229][T13793]  do_recvmmsg+0xd77/0x2120
[ 1816.814854][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.819585][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.826135][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1816.831211][T13793]  do_fast_syscall_32+0x34/0x70
[ 1816.836182][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1816.840740][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.847201][T13793] 
[ 1816.849543][T13793] Uninit was stored to memory at:
[ 1816.854707][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.859857][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1816.864912][T13793]  do_recvmmsg+0xd77/0x2120
[ 1816.869461][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.874276][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.880650][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1816.885816][T13793]  do_fast_syscall_32+0x34/0x70
[ 1816.890716][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1816.895339][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.901717][T13793] 
[ 1816.904129][T13793] Uninit was stored to memory at:
[ 1816.909208][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.914442][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1816.919415][T13793]  do_recvmmsg+0xd77/0x2120
[ 1816.924043][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.928763][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.935216][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1816.935276][T13793]  do_fast_syscall_32+0x34/0x70
[ 1816.935329][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1816.949798][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1816.956265][T13793] 
[ 1816.958596][T13793] Uninit was stored to memory at:
[ 1816.963757][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1816.969177][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1816.974352][T13793]  do_recvmmsg+0xd77/0x2120
[ 1816.978915][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1816.983730][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1816.990111][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1816.995272][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.000175][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.004895][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.011280][T13793] 
[ 1817.013692][T13793] Uninit was stored to memory at:
[ 1817.018778][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.024011][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.028984][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.033702][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.038441][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.044911][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.049993][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.054983][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.059534][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.065995][T13793] 
[ 1817.068340][T13793] Local variable msg_sys created at:
[ 1817.073710][T13793]  do_recvmmsg+0xbb/0x2120
[ 1817.078175][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.328573][T13804] not chained 890000 origins
[ 1817.333317][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1817.342124][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1817.352241][T13804] Call Trace:
[ 1817.355539][T13804]  <TASK>
[ 1817.358485][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1817.363231][T13804]  dump_stack+0x25/0x28
[ 1817.367512][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1817.373291][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1817.378379][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1817.383630][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1817.388796][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1817.394044][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1817.400005][T13804]  ? should_fail+0x75/0x9c0
[ 1817.404565][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1817.409726][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1817.416117][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1817.422423][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1817.427583][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1817.433441][T13804]  __msan_chain_origin+0xbf/0x140
[ 1817.438514][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.443703][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1817.448681][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1817.453586][T13804]  do_recvmmsg+0xd77/0x2120
[ 1817.458161][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1817.463331][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1817.469378][T13793] not chained 900000 origins
[ 1817.469729][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1817.479417][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1817.485703][T13804]  ? fput+0x82/0x320
[ 1817.489631][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.496187][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.501004][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.507464][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1817.512529][T13804]  do_fast_syscall_32+0x34/0x70
[ 1817.517421][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1817.521963][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.528358][T13804] RIP: 0023:0xf6ee7549
[ 1817.532440][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1817.552095][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1817.560535][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1817.568530][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1817.576523][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1817.584517][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1817.592507][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1817.600515][T13804]  </TASK>
[ 1817.603551][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1817.606791][T13804] Uninit was stored to memory at:
[ 1817.612361][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1817.612389][T13793] Call Trace:
[ 1817.612405][T13793]  <TASK>
[ 1817.612421][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1817.617517][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.633091][T13793]  dump_stack+0x25/0x28
[ 1817.633159][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1817.633228][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1817.636490][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1817.639425][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1817.644253][T13804]  do_recvmmsg+0xd77/0x2120
[ 1817.649273][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1817.653485][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.659217][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1817.664297][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.669149][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1817.674943][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1817.679360][T13793]  ? should_fail+0x75/0x9c0
[ 1817.684582][T13804]  do_fast_syscall_32+0x34/0x70
[ 1817.689112][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1817.694283][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1817.700545][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1817.706406][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.711344][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1817.715903][T13804] 
[ 1817.720943][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1817.726283][T13804] Uninit was stored to memory at:
[ 1817.730698][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1817.737048][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.743247][T13793]  __msan_chain_origin+0xbf/0x140
[ 1817.743306][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.749630][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1817.751983][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.752039][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1817.757143][T13804]  do_recvmmsg+0xd77/0x2120
[ 1817.762160][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.762243][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1817.768019][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.773167][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1817.773236][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1817.778237][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.783338][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1817.783403][T13793]  ? fput+0x82/0x320
[ 1817.788332][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1817.793256][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.793320][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.798255][T13804]  do_fast_syscall_32+0x34/0x70
[ 1817.802759][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.802828][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.807306][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1817.812409][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.812470][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.817145][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.823460][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.823525][T13793] RIP: 0023:0xf6ec4549
[ 1817.828726][T13804] 
[ 1817.828736][T13804] Uninit was stored to memory at:
[ 1817.835042][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1817.835090][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1817.835135][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1817.841481][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.845307][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1817.845338][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1817.845367][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1817.845395][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1817.850394][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1817.856943][T13793]  </TASK>
[ 1817.857599][T13793] Uninit was stored to memory at:
[ 1817.861743][T13804]  do_recvmmsg+0xd77/0x2120
[ 1817.866755][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.866802][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.866846][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.866898][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.866952][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.867007][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.867063][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.867117][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.867170][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.867235][T13793] 
[ 1817.867242][T13793] Uninit was stored to memory at:
[ 1817.867301][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.867346][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.867390][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.867443][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.867496][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.867550][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.867605][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.867658][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.867711][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.867770][T13793] 
[ 1817.867778][T13793] Uninit was stored to memory at:
[ 1817.867840][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.867885][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.867929][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.867982][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.868036][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.868090][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.868145][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.868206][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.868260][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.868319][T13793] 
[ 1817.868327][T13793] Uninit was stored to memory at:
[ 1817.868386][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.868431][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.868476][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.868529][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.868583][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.868637][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.868692][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.868746][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.868799][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.868858][T13793] 
[ 1817.868866][T13793] Uninit was stored to memory at:
[ 1817.868925][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.868970][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.869014][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.869065][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.869119][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.869172][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.869231][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.875621][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.880658][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.885254][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.885310][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1817.890149][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.897119][T13804]  do_fast_syscall_32+0x34/0x70
[ 1817.901751][T13793] 
[ 1817.901761][T13793] Uninit was stored to memory at:
[ 1817.901824][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.908202][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1817.912386][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1817.912433][T13793]  do_recvmmsg+0xd77/0x2120
[ 1817.912493][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1817.912544][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1817.914884][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.919893][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1817.942143][T13804] 
[ 1817.948190][T13793]  do_fast_syscall_32+0x34/0x70
[ 1817.956062][T13804] Uninit was stored to memory at:
[ 1817.956126][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1817.961201][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1817.969339][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1817.977745][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1817.985786][T13804]  do_recvmmsg+0xd77/0x2120
[ 1817.993989][T13793] 
[ 1817.994001][T13793] Uninit was stored to memory at:
[ 1817.998920][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.002256][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1818.007062][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.011551][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1818.016737][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1818.016793][T13804]  do_fast_syscall_32+0x34/0x70
[ 1818.016846][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1818.016898][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1818.016955][T13804] 
[ 1818.016963][T13804] Uninit was stored to memory at:
[ 1818.017019][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1818.017068][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1818.017111][T13804]  do_recvmmsg+0xd77/0x2120
[ 1818.017162][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.017213][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.017263][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1818.017315][T13804]  do_fast_syscall_32+0x34/0x70
[ 1818.017366][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1818.017416][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1818.017472][T13804] 
[ 1818.017479][T13804] Uninit was stored to memory at:
[ 1818.017534][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1818.017582][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1818.017624][T13804]  do_recvmmsg+0xd77/0x2120
[ 1818.017674][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.017725][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.017776][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1818.017834][T13804]  do_fast_syscall_32+0x34/0x70
[ 1818.017887][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1818.022937][T13793]  do_recvmmsg+0xd77/0x2120
[ 1818.027432][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1818.032197][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.038501][T13804] 
[ 1818.038510][T13804] Uninit was stored to memory at:
[ 1818.038575][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1818.043608][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.048437][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1818.053025][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1818.059314][T13804]  do_recvmmsg+0xd77/0x2120
[ 1818.061632][T13793]  do_fast_syscall_32+0x34/0x70
[ 1818.066817][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.072030][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1818.076932][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.081417][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1818.086165][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1818.092590][T13793] 
[ 1818.097580][T13804]  do_fast_syscall_32+0x34/0x70
[ 1818.102515][T13793] Local variable msg_sys created at:
[ 1818.106995][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1818.113433][T13793]  do_recvmmsg+0xbb/0x2120
[ 1818.115725][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1818.120733][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.125918][T13804] 
[ 1818.125928][T13804] Local variable msg_sys created at:
[ 1818.125943][T13804]  do_recvmmsg+0xbb/0x2120
[ 1818.360453][T13793] not chained 910000 origins
[ 1818.363739][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.368275][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1818.487025][T13804] not chained 920000 origins
[ 1818.489125][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1818.691308][T13793] Call Trace:
[ 1818.694601][T13793]  <TASK>
[ 1818.697540][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1818.702262][T13793]  dump_stack+0x25/0x28
[ 1818.706462][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1818.712233][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1818.717304][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1818.722563][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1818.727703][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1818.732847][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1818.738694][T13793]  ? should_fail+0x75/0x9c0
[ 1818.743228][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1818.748458][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1818.754741][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1818.760848][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1818.765992][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1818.771848][T13793]  __msan_chain_origin+0xbf/0x140
[ 1818.776905][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1818.782060][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1818.787029][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1818.791919][T13793]  do_recvmmsg+0xd77/0x2120
[ 1818.796486][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1818.801642][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1818.807921][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1818.813060][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1818.819339][T13793]  ? fput+0x82/0x320
[ 1818.823265][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.829803][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.834533][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.840901][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1818.845964][T13793]  do_fast_syscall_32+0x34/0x70
[ 1818.850848][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1818.855391][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1818.861772][T13793] RIP: 0023:0xf6ec4549
[ 1818.865851][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1818.885497][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1818.893941][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1818.902278][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1818.910365][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1818.918349][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1818.926332][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1818.934326][T13793]  </TASK>
[ 1818.937359][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1818.938364][T13793] Uninit was stored to memory at:
[ 1818.946157][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1818.946185][T13804] Call Trace:
[ 1818.946200][T13804]  <TASK>
[ 1818.946217][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1818.946285][T13804]  dump_stack+0x25/0x28
[ 1818.951331][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1818.961324][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1818.961388][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1818.961455][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1818.964810][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1818.967641][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1818.972451][T13793]  do_recvmmsg+0xd77/0x2120
[ 1818.976436][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1818.981532][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1818.987236][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1818.987303][T13804]  ? should_fail+0x75/0x9c0
[ 1818.987356][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1818.992506][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1818.997527][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1819.002542][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1819.007541][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1819.012143][T13793]  do_fast_syscall_32+0x34/0x70
[ 1819.017257][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1819.021918][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1819.027708][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1819.032295][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.037894][T13804]  __msan_chain_origin+0xbf/0x140
[ 1819.044342][T13793] 
[ 1819.050442][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.055674][T13793] Uninit was stored to memory at:
[ 1819.061625][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.066887][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.071552][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1819.076137][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1819.081825][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.088257][T13793]  do_recvmmsg+0xd77/0x2120
[ 1819.093184][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1819.093254][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1819.095606][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.100701][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1819.105836][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.110627][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1819.115872][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1819.120825][T13804]  ? fput+0x82/0x320
[ 1819.125834][T13793]  do_fast_syscall_32+0x34/0x70
[ 1819.130229][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.137205][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1819.141898][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.148251][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.152795][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.152866][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.157999][T13793] 
[ 1819.158008][T13793] Uninit was stored to memory at:
[ 1819.164402][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.164463][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.170769][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.175730][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.175795][T13804] RIP: 0023:0xf6ee7549
[ 1819.175826][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1819.175873][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1819.179772][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1819.184619][T13804]  ORIG_RAX: 0000000000000151
[ 1819.184641][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1819.184675][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1819.184709][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1819.184737][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1819.184765][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1819.184809][T13804]  </TASK>
[ 1819.191449][T13793]  do_recvmmsg+0xd77/0x2120
[ 1819.203645][T13804] Uninit was stored to memory at:
[ 1819.207223][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.213536][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.218514][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.220835][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.225960][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1819.230776][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.235708][T13793]  do_fast_syscall_32+0x34/0x70
[ 1819.240440][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.246850][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1819.250884][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.270767][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.276757][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.281703][T13793] 
[ 1819.281712][T13793] Uninit was stored to memory at:
[ 1819.286448][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.286504][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.294811][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.302577][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.310578][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1819.318626][T13804] 
[ 1819.318635][T13804] Uninit was stored to memory at:
[ 1819.318695][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.326770][T13793]  do_recvmmsg+0xd77/0x2120
[ 1819.329714][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.334433][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.339396][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.344176][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.349239][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.355683][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1819.360560][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.365684][T13793]  do_fast_syscall_32+0x34/0x70
[ 1819.370153][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.375124][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1819.379733][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.384457][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.390696][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.397243][T13793] 
[ 1819.397253][T13793] Uninit was stored to memory at:
[ 1819.397317][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.402388][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.404727][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1819.409737][T13804] 
[ 1819.409746][T13804] Uninit was stored to memory at:
[ 1819.414693][T13793]  do_recvmmsg+0xd77/0x2120
[ 1819.419187][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.424345][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.430619][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.435634][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.437939][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.443101][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1819.448119][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.452703][T13793]  do_fast_syscall_32+0x34/0x70
[ 1819.457613][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.462411][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1819.466850][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.473375][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.478097][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.483227][T13793] 
[ 1819.489498][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.494470][T13793] Uninit was stored to memory at:
[ 1819.499433][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.504145][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.508836][T13804] 
[ 1819.508845][T13804] Uninit was stored to memory at:
[ 1819.508904][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.515240][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1819.519714][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.522148][T13793]  do_recvmmsg+0xd77/0x2120
[ 1819.527113][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.532373][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.538624][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.543673][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.545946][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.550952][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1819.555523][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.560662][T13793]  do_fast_syscall_32+0x34/0x70
[ 1819.565399][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.565454][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.565506][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.570424][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1819.576822][T13804] 
[ 1819.576832][T13804] Uninit was stored to memory at:
[ 1819.576895][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.581353][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.586442][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.586488][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.591143][T13793] 
[ 1819.591151][T13793] Uninit was stored to memory at:
[ 1819.596057][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.596112][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.602577][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.606991][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.612102][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1819.618412][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.623419][T13793]  do_recvmmsg+0xd77/0x2120
[ 1819.625821][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.631174][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.636265][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.642688][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.647767][T13804] 
[ 1819.647776][T13804] Uninit was stored to memory at:
[ 1819.650084][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1819.655414][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.660476][T13793]  do_fast_syscall_32+0x34/0x70
[ 1819.665475][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.665521][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.670814][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1819.675378][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.679884][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.684643][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.684698][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.689372][T13793] 
[ 1819.689382][T13793] Local variable msg_sys created at:
[ 1819.695759][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.702248][T13793]  do_recvmmsg+0xbb/0x2120
[ 1819.707210][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.712354][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.717139][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.910339][T13793] not chained 930000 origins
[ 1819.912453][T13804] 
[ 1819.912461][T13804] Uninit was stored to memory at:
[ 1819.912527][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1819.917257][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1819.923648][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1819.928143][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1819.930456][T13804]  do_recvmmsg+0xd77/0x2120
[ 1819.935468][T13793] Call Trace:
[ 1819.935484][T13793]  <TASK>
[ 1819.935501][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1819.935566][T13793]  dump_stack+0x25/0x28
[ 1819.940652][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1819.949395][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1819.949461][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1819.954479][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1819.964468][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1819.964532][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1819.969038][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1819.972317][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1819.972376][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1819.975314][T13804]  do_fast_syscall_32+0x34/0x70
[ 1819.979981][T13793]  ? should_fail+0x75/0x9c0
[ 1819.984192][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1819.988782][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1819.994562][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1819.999493][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1820.005986][T13804] 
[ 1820.011353][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1820.016527][T13804] Local variable msg_sys created at:
[ 1820.021553][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1820.026724][T13804]  do_recvmmsg+0xbb/0x2120
[ 1820.032440][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1820.032505][T13793]  __msan_chain_origin+0xbf/0x140
[ 1820.037351][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.041852][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.108545][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.113552][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1820.118463][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.123031][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1820.128210][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1820.134499][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1820.139657][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1820.145950][T13793]  ? fput+0x82/0x320
[ 1820.149889][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.156530][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.161272][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.167750][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.172934][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.177863][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.182506][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.188891][T13793] RIP: 0023:0xf6ec4549
[ 1820.192981][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1820.208799][T13804] not chained 940000 origins
[ 1820.212625][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1820.212678][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1820.212711][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1820.242649][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1820.250727][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1820.258714][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1820.266716][T13793]  </TASK>
[ 1820.269740][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1820.272251][T13793] Uninit was stored to memory at:
[ 1820.278540][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1820.278569][T13804] Call Trace:
[ 1820.278583][T13804]  <TASK>
[ 1820.278599][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1820.283811][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.293695][T13804]  dump_stack+0x25/0x28
[ 1820.293749][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1820.293810][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1820.293878][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1820.297161][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.300090][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1820.304858][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.309851][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1820.314088][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.319695][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1820.324793][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.329887][T13804]  ? should_fail+0x75/0x9c0
[ 1820.334897][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.339897][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1820.344475][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.349476][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1820.354239][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.359949][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1820.366352][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.370747][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1820.375846][T13793] 
[ 1820.380846][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1820.385797][T13793] Uninit was stored to memory at:
[ 1820.392031][T13804]  __msan_chain_origin+0xbf/0x140
[ 1820.392091][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.392166][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1820.396665][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.402770][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1820.402835][T13804]  do_recvmmsg+0xd77/0x2120
[ 1820.409171][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.414296][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1820.414366][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1820.416775][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.422566][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1820.422625][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1820.422688][T13804]  ? fput+0x82/0x320
[ 1820.427680][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.432687][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.432751][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.437869][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.442801][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.442870][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1820.447978][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.452817][T13804]  do_fast_syscall_32+0x34/0x70
[ 1820.452879][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1820.457395][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.462314][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.462380][T13804] RIP: 0023:0xf6ee7549
[ 1820.462412][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1820.467506][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.473728][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1820.473775][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1820.473809][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1820.473839][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1820.478310][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.483402][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1820.483431][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1820.483475][T13804]  </TASK>
[ 1820.487534][T13804] Uninit was stored to memory at:
[ 1820.489718][T13793] 
[ 1820.489726][T13793] Uninit was stored to memory at:
[ 1820.489792][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.493737][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.498376][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.504969][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1820.509614][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.518475][T13804]  do_recvmmsg+0xd77/0x2120
[ 1820.522519][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.527625][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.532738][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.537548][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.542130][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.542188][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.542241][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.542293][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.542353][T13793] 
[ 1820.542361][T13793] Uninit was stored to memory at:
[ 1820.542423][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.542468][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.542513][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.542565][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.542619][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.542677][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.542732][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.542785][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.542837][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.542896][T13793] 
[ 1820.542904][T13793] Uninit was stored to memory at:
[ 1820.542962][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.543008][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.543053][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.543106][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.543160][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.543214][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.543269][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.543323][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.543376][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.543435][T13793] 
[ 1820.543442][T13793] Uninit was stored to memory at:
[ 1820.543501][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.543547][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.543591][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.543644][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.543703][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.543757][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.543812][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.543865][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.543918][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.543977][T13793] 
[ 1820.543985][T13793] Uninit was stored to memory at:
[ 1820.544044][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.544090][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1820.544134][T13793]  do_recvmmsg+0xd77/0x2120
[ 1820.544187][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.544241][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1820.544294][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1820.544349][T13793]  do_fast_syscall_32+0x34/0x70
[ 1820.544403][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1820.544456][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.549350][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1820.555772][T13793] 
[ 1820.559804][T13804]  do_fast_syscall_32+0x34/0x70
[ 1820.579770][T13793] Local variable msg_sys created at:
[ 1820.579787][T13793]  do_recvmmsg+0xbb/0x2120
[ 1820.579841][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1820.973723][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1820.978295][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1820.984854][T13804] 
[ 1820.987287][T13804] Uninit was stored to memory at:
[ 1820.992462][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1820.997658][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1821.002741][T13804]  do_recvmmsg+0xd77/0x2120
[ 1821.007302][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.012118][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.018508][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1821.023713][T13804]  do_fast_syscall_32+0x34/0x70
[ 1821.028627][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1821.033283][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.039670][T13804] 
[ 1821.042100][T13804] Uninit was stored to memory at:
[ 1821.047186][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.052431][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1821.057414][T13804]  do_recvmmsg+0xd77/0x2120
[ 1821.062062][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.066792][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.070514][T13793] not chained 950000 origins
[ 1821.073423][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1821.073482][T13804]  do_fast_syscall_32+0x34/0x70
[ 1821.073535][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1821.073587][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.078213][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1821.083306][T13804] 
[ 1821.088055][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1821.092630][T13804] Uninit was stored to memory at:
[ 1821.098876][T13793] Call Trace:
[ 1821.098893][T13793]  <TASK>
[ 1821.107804][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.109960][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1821.120112][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1821.125039][T13793]  dump_stack+0x25/0x28
[ 1821.125094][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1821.128474][T13804]  do_recvmmsg+0xd77/0x2120
[ 1821.131419][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1821.136634][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.141184][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1821.146203][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.150241][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1821.156020][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1821.160451][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1821.165537][T13804]  do_fast_syscall_32+0x34/0x70
[ 1821.170119][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1821.175380][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1821.181614][T13793]  ? should_fail+0x75/0x9c0
[ 1821.186779][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.191725][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1821.196954][T13804] 
[ 1821.201669][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1821.207541][T13804] Uninit was stored to memory at:
[ 1821.211948][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1821.212014][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1821.216572][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.222830][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1821.222895][T13793]  __msan_chain_origin+0xbf/0x140
[ 1821.228084][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1821.230405][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.236714][T13804]  do_recvmmsg+0xd77/0x2120
[ 1821.241648][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.247757][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.252783][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1821.252846][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.257952][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.263759][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1821.263831][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1821.268823][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1821.273748][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1821.273806][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1821.278919][T13804]  do_fast_syscall_32+0x34/0x70
[ 1821.283407][T13793]  ? fput+0x82/0x320
[ 1821.283463][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.289267][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1821.293929][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.294003][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.298836][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.303333][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.303396][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.309710][T13804] 
[ 1821.309719][T13804] Uninit was stored to memory at:
[ 1821.314812][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.314870][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.321179][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.326130][T13793] RIP: 0023:0xf6ec4549
[ 1821.326164][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1821.326210][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1821.331384][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1821.337611][T13793]  ORIG_RAX: 0000000000000151
[ 1821.337629][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1821.337663][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1821.337693][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1821.342631][T13804]  do_recvmmsg+0xd77/0x2120
[ 1821.346440][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1821.353002][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.357416][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1821.362158][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.368616][T13793]  </TASK>
[ 1821.374992][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1821.380721][T13793] Uninit was stored to memory at:
[ 1821.384858][T13804]  do_fast_syscall_32+0x34/0x70
[ 1821.387253][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.392334][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1821.392399][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.396884][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.403282][T13804] 
[ 1821.403292][T13804] Uninit was stored to memory at:
[ 1821.403353][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.408397][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.412541][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1821.432800][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.440643][T13804]  do_recvmmsg+0xd77/0x2120
[ 1821.445687][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.450327][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.458384][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.466405][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.474501][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.478951][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1821.487009][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.491663][T13804]  do_fast_syscall_32+0x34/0x70
[ 1821.499801][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.506186][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1821.509211][T13793] 
[ 1821.509220][T13793] Uninit was stored to memory at:
[ 1821.514297][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.519382][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.524244][T13804] 
[ 1821.524255][T13804] Local variable msg_sys created at:
[ 1821.524270][T13804]  do_recvmmsg+0xbb/0x2120
[ 1821.529373][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.533937][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.672211][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.676772][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.681634][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.688142][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.693344][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.698257][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.702928][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.709304][T13793] 
[ 1821.711635][T13793] Uninit was stored to memory at:
[ 1821.716842][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.722101][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.727079][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.731632][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.736493][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.742991][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.748068][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.753096][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.757643][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.764145][T13793] 
[ 1821.766479][T13793] Uninit was stored to memory at:
[ 1821.771561][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.776861][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.781840][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.786586][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.791319][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.797886][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.803083][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.807984][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.812716][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.819097][T13793] 
[ 1821.821429][T13793] Uninit was stored to memory at:
[ 1821.826705][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.831853][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.837024][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.841635][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.846551][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.853060][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.858145][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.863211][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.867757][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.874324][T13793] 
[ 1821.876663][T13793] Uninit was stored to memory at:
[ 1821.881742][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.887084][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.892226][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.896781][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.901606][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.908180][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.913439][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.918343][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.923080][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.929464][T13793] 
[ 1821.931809][T13793] Uninit was stored to memory at:
[ 1821.937159][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1821.942426][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1821.947408][T13793]  do_recvmmsg+0xd77/0x2120
[ 1821.952200][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1821.956963][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1821.963460][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1821.968539][T13793]  do_fast_syscall_32+0x34/0x70
[ 1821.973615][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1821.978175][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1821.984829][T13793] 
[ 1821.987169][T13793] Local variable msg_sys created at:
[ 1821.992802][T13793]  do_recvmmsg+0xbb/0x2120
[ 1821.997271][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.058316][T13804] not chained 960000 origins
[ 1822.063226][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1822.072039][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1822.082120][T13804] Call Trace:
[ 1822.085416][T13804]  <TASK>
[ 1822.088362][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1822.093096][T13804]  dump_stack+0x25/0x28
[ 1822.097291][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1822.103064][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1822.108158][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1822.113418][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1822.118583][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1822.123743][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1822.129604][T13804]  ? should_fail+0x75/0x9c0
[ 1822.134155][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1822.139309][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1822.145615][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1822.151739][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1822.156912][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1822.162774][T13804]  __msan_chain_origin+0xbf/0x140
[ 1822.167860][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.169910][T13793] not chained 970000 origins
[ 1822.173029][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.173087][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1822.187448][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.192015][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1822.197176][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1822.203459][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1822.208606][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1822.214898][T13804]  ? fput+0x82/0x320
[ 1822.218839][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.225384][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.230117][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.236503][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1822.241613][T13804]  do_fast_syscall_32+0x34/0x70
[ 1822.246508][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1822.251051][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.257421][T13804] RIP: 0023:0xf6ee7549
[ 1822.261506][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1822.281155][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1822.289613][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1822.297608][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1822.305606][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1822.313598][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1822.321585][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1822.329677][T13804]  </TASK>
[ 1822.332708][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1822.334945][T13804] Uninit was stored to memory at:
[ 1822.341509][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1822.346708][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.356574][T13793] Call Trace:
[ 1822.356593][T13793]  <TASK>
[ 1822.356609][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1822.356674][T13793]  dump_stack+0x25/0x28
[ 1822.361789][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.365061][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1822.365125][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1822.365192][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1822.368102][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.372768][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1822.372822][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1822.372879][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1822.377016][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.381945][T13793]  ? should_fail+0x75/0x9c0
[ 1822.382001][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1822.382057][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1822.387761][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.392779][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1822.392846][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1822.392903][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1822.398073][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1822.402561][T13793]  __msan_chain_origin+0xbf/0x140
[ 1822.402622][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.402690][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1822.407764][T13804]  do_fast_syscall_32+0x34/0x70
[ 1822.412870][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1822.412936][T13793]  do_recvmmsg+0xd77/0x2120
[ 1822.413008][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1822.418772][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1822.423447][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1822.423513][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1822.423569][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1822.428037][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.433139][T13793]  ? fput+0x82/0x320
[ 1822.433198][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.433260][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.439478][T13804] 
[ 1822.439489][T13804] Uninit was stored to memory at:
[ 1822.439552][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.445811][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.445883][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1822.452069][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.457065][T13793]  do_fast_syscall_32+0x34/0x70
[ 1822.462967][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.467870][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1822.472987][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.477972][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.482985][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.487720][T13793] RIP: 0023:0xf6ec4549
[ 1822.492658][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1822.497048][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1822.502252][T13804]  do_fast_syscall_32+0x34/0x70
[ 1822.506639][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1822.512964][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1822.517976][T13793]  ORIG_RAX: 0000000000000151
[ 1822.517994][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1822.524300][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.530516][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1822.534499][T13804] 
[ 1822.540881][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1822.545648][T13804] Uninit was stored to memory at:
[ 1822.547874][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1822.553046][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.557996][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1822.564405][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.569338][T13793]  </TASK>
[ 1822.574351][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.582806][T13793] Uninit was stored to memory at:
[ 1822.583716][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.588240][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.592949][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.599258][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1822.605668][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1822.609712][T13793]  do_recvmmsg+0xd77/0x2120
[ 1822.614821][T13804]  do_fast_syscall_32+0x34/0x70
[ 1822.634490][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.639346][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1822.645478][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.649987][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.654827][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1822.662900][T13804] 
[ 1822.669194][T13793]  do_fast_syscall_32+0x34/0x70
[ 1822.677259][T13804] Uninit was stored to memory at:
[ 1822.679556][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1822.687662][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.687708][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.692789][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.700771][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.705943][T13793] 
[ 1822.705952][T13793] Uninit was stored to memory at:
[ 1822.706012][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.714023][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.718936][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1822.722051][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.726542][T13793]  do_recvmmsg+0xd77/0x2120
[ 1822.731551][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1822.736297][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.741407][T13804]  do_fast_syscall_32+0x34/0x70
[ 1822.747795][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.752832][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1822.757843][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1822.762424][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.767237][T13793]  do_fast_syscall_32+0x34/0x70
[ 1822.771893][T13804] 
[ 1822.771902][T13804] Uninit was stored to memory at:
[ 1822.772073][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.776482][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1822.782809][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.789094][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.794199][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.796497][T13793] 
[ 1822.796506][T13793] Uninit was stored to memory at:
[ 1822.801330][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.806466][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.810920][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.816112][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1822.821047][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1822.827435][T13793]  do_recvmmsg+0xd77/0x2120
[ 1822.832032][T13804]  do_fast_syscall_32+0x34/0x70
[ 1822.834327][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.839332][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1822.844499][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.849265][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.854265][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1822.860862][T13804] 
[ 1822.860871][T13804] Uninit was stored to memory at:
[ 1822.865426][T13793]  do_fast_syscall_32+0x34/0x70
[ 1822.870504][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.875190][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1822.880045][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.886438][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.890948][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.896033][T13793] 
[ 1822.896042][T13793] Uninit was stored to memory at:
[ 1822.896104][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.902456][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.907297][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1822.909621][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.914712][T13793]  do_recvmmsg+0xd77/0x2120
[ 1822.919818][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1822.924383][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1822.929339][T13804]  do_fast_syscall_32+0x34/0x70
[ 1822.935821][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1822.940325][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1822.943151][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1822.948183][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.952920][T13793]  do_fast_syscall_32+0x34/0x70
[ 1822.958036][T13804] 
[ 1822.958045][T13804] Uninit was stored to memory at:
[ 1822.964431][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1822.969424][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.974459][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1822.978962][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1822.983916][T13793] 
[ 1822.983930][T13793] Uninit was stored to memory at:
[ 1822.984002][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1822.988724][T13804]  do_recvmmsg+0xd77/0x2120
[ 1822.993347][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1822.999669][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.006066][T13793]  do_recvmmsg+0xd77/0x2120
[ 1823.011187][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.013595][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.018616][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1823.023528][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.028644][T13804]  do_fast_syscall_32+0x34/0x70
[ 1823.033207][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1823.038147][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1823.044540][T13793]  do_fast_syscall_32+0x34/0x70
[ 1823.049052][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.051387][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1823.056518][T13804] 
[ 1823.056529][T13804] Local variable msg_sys created at:
[ 1823.061612][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.066377][T13804]  do_recvmmsg+0xbb/0x2120
[ 1823.071278][T13793] 
[ 1823.071288][T13793] Uninit was stored to memory at:
[ 1823.077683][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.082293][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.273691][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1823.278675][T13793]  do_recvmmsg+0xd77/0x2120
[ 1823.283321][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.288049][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.295239][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1823.300318][T13793]  do_fast_syscall_32+0x34/0x70
[ 1823.305323][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1823.309879][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.316363][T13793] 
[ 1823.318698][T13793] Uninit was stored to memory at:
[ 1823.323881][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.329030][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1823.334100][T13793]  do_recvmmsg+0xd77/0x2120
[ 1823.338656][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.343466][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.349837][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1823.355019][T13793]  do_fast_syscall_32+0x34/0x70
[ 1823.359919][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1823.364567][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.371049][T13793] 
[ 1823.373477][T13793] Local variable msg_sys created at:
[ 1823.378766][T13793]  do_recvmmsg+0xbb/0x2120
[ 1823.383327][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.427178][T13804] not chained 980000 origins
[ 1823.431818][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1823.440621][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1823.450706][T13804] Call Trace:
[ 1823.454011][T13804]  <TASK>
[ 1823.456964][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1823.461697][T13804]  dump_stack+0x25/0x28
[ 1823.465896][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1823.471671][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1823.476839][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1823.482089][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1823.487246][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1823.492402][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1823.498728][T13804]  ? should_fail+0x75/0x9c0
[ 1823.503275][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1823.508441][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1823.514733][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1823.520856][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1823.526016][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1823.531871][T13804]  __msan_chain_origin+0xbf/0x140
[ 1823.536944][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.542115][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1823.547103][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1823.552007][T13804]  do_recvmmsg+0xd77/0x2120
[ 1823.556579][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1823.561751][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1823.568044][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1823.573246][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1823.579545][T13804]  ? fput+0x82/0x320
[ 1823.583483][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.590050][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.594796][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.601182][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1823.606258][T13804]  do_fast_syscall_32+0x34/0x70
[ 1823.611164][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1823.615713][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.622092][T13804] RIP: 0023:0xf6ee7549
[ 1823.626190][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1823.643757][T13793] not chained 990000 origins
[ 1823.645924][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1823.658918][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1823.666908][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1823.674892][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1823.682897][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1823.690884][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1823.698883][T13804]  </TASK>
[ 1823.701910][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1823.709176][T13804] Uninit was stored to memory at:
[ 1823.710714][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1823.715884][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.725783][T13793] Call Trace:
[ 1823.725799][T13793]  <TASK>
[ 1823.725816][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1823.725881][T13793]  dump_stack+0x25/0x28
[ 1823.730958][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1823.734233][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1823.734298][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1823.737230][T13804]  do_recvmmsg+0xd77/0x2120
[ 1823.741896][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1823.746121][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.751146][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1823.756929][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.761863][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1823.766418][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1823.771530][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1823.776260][T13804]  do_fast_syscall_32+0x34/0x70
[ 1823.781298][T13793]  ? should_fail+0x75/0x9c0
[ 1823.787675][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1823.792706][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1823.792765][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1823.797788][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.803583][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1823.803654][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1823.808493][T13804] 
[ 1823.808502][T13804] Uninit was stored to memory at:
[ 1823.812981][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1823.813044][T13793]  __msan_chain_origin+0xbf/0x140
[ 1823.817589][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.822645][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.822714][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1823.828947][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1823.835354][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1823.835418][T13793]  do_recvmmsg+0xd77/0x2120
[ 1823.841471][T13804]  do_recvmmsg+0xd77/0x2120
[ 1823.846588][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1823.846662][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1823.848956][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.853984][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1823.854043][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1823.859846][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.864860][T13793]  ? fput+0x82/0x320
[ 1823.864916][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.870019][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1823.875121][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.875195][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.880121][T13804]  do_fast_syscall_32+0x34/0x70
[ 1823.885069][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1823.885133][T13793]  do_fast_syscall_32+0x34/0x70
[ 1823.889969][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1823.894457][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1823.894515][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.899011][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.904106][T13793] RIP: 0023:0xf6ec4549
[ 1823.904139][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1823.904186][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1823.910414][T13804] 
[ 1823.910422][T13804] Uninit was stored to memory at:
[ 1823.915073][T13793]  ORIG_RAX: 0000000000000151
[ 1823.915090][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1823.915124][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1823.915154][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1823.920388][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.926578][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1823.926608][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1823.926657][T13793]  </TASK>
[ 1823.927288][T13793] Uninit was stored to memory at:
[ 1823.933046][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1823.933095][T13804]  do_recvmmsg+0xd77/0x2120
[ 1823.937023][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.943622][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.948661][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1823.953402][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.953457][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1823.959787][T13793]  do_recvmmsg+0xd77/0x2120
[ 1823.964719][T13804]  do_fast_syscall_32+0x34/0x70
[ 1823.964773][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1823.969767][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1823.974678][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1823.974738][T13804] 
[ 1823.974746][T13804] Uninit was stored to memory at:
[ 1823.979224][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1823.983835][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1823.990114][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1823.996501][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1824.000573][T13793]  do_fast_syscall_32+0x34/0x70
[ 1824.020457][T13804]  do_recvmmsg+0xd77/0x2120
[ 1824.020523][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.020576][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.026761][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1824.029065][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1824.034193][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.038821][T13804]  do_fast_syscall_32+0x34/0x70
[ 1824.046914][T13793] 
[ 1824.054904][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1824.054960][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.063015][T13793] Uninit was stored to memory at:
[ 1824.068073][T13804] 
[ 1824.068081][T13804] Uninit was stored to memory at:
[ 1824.068147][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.076319][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.084319][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1824.084364][T13804]  do_recvmmsg+0xd77/0x2120
[ 1824.087369][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1824.092462][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.097402][T13793]  do_recvmmsg+0xd77/0x2120
[ 1824.101886][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.107131][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.111662][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1824.116779][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.123090][T13804]  do_fast_syscall_32+0x34/0x70
[ 1824.123145][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1824.123197][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.128191][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1824.132852][T13804] 
[ 1824.132862][T13804] Uninit was stored to memory at:
[ 1824.132923][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.137779][T13793]  do_fast_syscall_32+0x34/0x70
[ 1824.142339][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1824.142385][T13804]  do_recvmmsg+0xd77/0x2120
[ 1824.147121][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1824.153510][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.155855][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.160960][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.167387][T13793] 
[ 1824.172526][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1824.172583][T13804]  do_fast_syscall_32+0x34/0x70
[ 1824.172636][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1824.177632][T13793] Uninit was stored to memory at:
[ 1824.177697][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.182627][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.182688][T13804] 
[ 1824.187500][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1824.192071][T13804] Uninit was stored to memory at:
[ 1824.192133][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.196805][T13793]  do_recvmmsg+0xd77/0x2120
[ 1824.203221][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1824.207721][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.212805][T13804]  do_recvmmsg+0xd77/0x2120
[ 1824.212859][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.219159][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.224076][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.226407][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1824.230978][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1824.237406][T13793]  do_fast_syscall_32+0x34/0x70
[ 1824.242461][T13804]  do_fast_syscall_32+0x34/0x70
[ 1824.242516][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1824.244822][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1824.249825][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.255375][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.260089][T13804] 
[ 1824.260099][T13804] Local variable msg_sys created at:
[ 1824.265114][T13793] 
[ 1824.269578][T13804]  do_recvmmsg+0xbb/0x2120
[ 1824.274594][T13793] Uninit was stored to memory at:
[ 1824.279329][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.283987][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.538010][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1824.543190][T13793]  do_recvmmsg+0xd77/0x2120
[ 1824.547739][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.552627][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.559005][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1824.564205][T13793]  do_fast_syscall_32+0x34/0x70
[ 1824.569115][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1824.573840][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.580226][T13793] 
[ 1824.582666][T13793] Uninit was stored to memory at:
[ 1824.587743][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.593004][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1824.597978][T13793]  do_recvmmsg+0xd77/0x2120
[ 1824.602641][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.607364][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.613952][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1824.619028][T13793]  do_fast_syscall_32+0x34/0x70
[ 1824.624109][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1824.628658][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.635236][T13793] 
[ 1824.637567][T13793] Uninit was stored to memory at:
[ 1824.642819][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.647967][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1824.653133][T13793]  do_recvmmsg+0xd77/0x2120
[ 1824.657686][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.662603][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.668976][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1824.674168][T13793]  do_fast_syscall_32+0x34/0x70
[ 1824.679068][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1824.683797][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.690182][T13793] 
[ 1824.692695][T13793] Uninit was stored to memory at:
[ 1824.696547][T13804] not chained 1000000 origins
[ 1824.697770][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.702658][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1824.707644][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1824.716387][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1824.716414][T13804] Call Trace:
[ 1824.716430][T13804]  <TASK>
[ 1824.716446][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1824.716511][T13804]  dump_stack+0x25/0x28
[ 1824.721463][T13793]  do_recvmmsg+0xd77/0x2120
[ 1824.731508][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1824.731574][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1824.734962][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.737897][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1824.742650][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.746697][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1824.751177][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1824.756879][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1824.756938][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1824.762079][T13793]  do_fast_syscall_32+0x34/0x70
[ 1824.766653][T13804]  ? should_fail+0x75/0x9c0
[ 1824.771845][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1824.778163][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1824.778220][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1824.778282][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1824.783431][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.788366][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1824.793552][T13793] 
[ 1824.799246][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1824.804213][T13793] Local variable msg_sys created at:
[ 1824.808601][T13804]  __msan_chain_origin+0xbf/0x140
[ 1824.813185][T13793]  do_recvmmsg+0xbb/0x2120
[ 1824.818178][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1824.824489][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.830463][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1824.879481][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1824.884392][T13804]  do_recvmmsg+0xd77/0x2120
[ 1824.888958][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1824.894127][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1824.900601][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1824.905767][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1824.912064][T13804]  ? fput+0x82/0x320
[ 1824.916010][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.923089][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1824.927828][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1824.934212][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1824.939290][T13804]  do_fast_syscall_32+0x34/0x70
[ 1824.944190][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1824.948739][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1824.955120][T13804] RIP: 0023:0xf6ee7549
[ 1824.959207][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1824.978861][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1824.987321][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1824.995322][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1825.001140][T13793] not chained 1010000 origins
[ 1825.003314][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1825.003344][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1825.003372][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1825.003416][T13804]  </TASK>
[ 1825.006844][T13804] Uninit was stored to memory at:
[ 1825.008202][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1825.016316][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.024151][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1825.024179][T13793] Call Trace:
[ 1825.024195][T13793]  <TASK>
[ 1825.024212][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1825.032304][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1825.035231][T13793]  dump_stack+0x25/0x28
[ 1825.040234][T13804]  do_recvmmsg+0xd77/0x2120
[ 1825.049087][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1825.049155][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1825.049222][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1825.054371][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.064344][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1825.064398][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.067688][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.070619][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1825.075347][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1825.080198][T13793]  ? should_fail+0x75/0x9c0
[ 1825.084407][T13804]  do_fast_syscall_32+0x34/0x70
[ 1825.088820][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.094601][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1825.099538][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1825.104804][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.109392][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1825.114679][T13804] 
[ 1825.119705][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.126083][T13804] Uninit was stored to memory at:
[ 1825.131799][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1825.136948][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.141310][T13793]  __msan_chain_origin+0xbf/0x140
[ 1825.146227][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1825.151252][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.156264][T13804]  do_recvmmsg+0xd77/0x2120
[ 1825.162485][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.162556][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1825.168911][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.174983][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.175066][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.175135][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1825.177437][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.182554][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.182613][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1825.182676][T13793]  ? fput+0x82/0x320
[ 1825.187681][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1825.193478][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.193551][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.198664][T13804]  do_fast_syscall_32+0x34/0x70
[ 1825.203689][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.203759][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.208675][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1825.213772][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.213832][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.218330][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.223261][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.223335][T13793] RIP: 0023:0xf6ec4549
[ 1825.223368][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1825.228209][T13804] 
[ 1825.228219][T13804] Uninit was stored to memory at:
[ 1825.232873][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1825.232922][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1825.232955][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1825.232985][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1825.237521][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.242573][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1825.242605][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1825.242649][T13793]  </TASK>
[ 1825.243470][T13793] Uninit was stored to memory at:
[ 1825.248882][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1825.255365][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.255412][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.255457][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.255512][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.255567][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.255620][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.255677][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.255732][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.255784][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.255844][T13793] 
[ 1825.255851][T13793] Uninit was stored to memory at:
[ 1825.255910][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.255955][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.255999][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.256058][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.256111][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.256165][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.256219][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.256273][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.256325][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.256385][T13793] 
[ 1825.256392][T13793] Uninit was stored to memory at:
[ 1825.256451][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.256496][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.256541][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.256594][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.256647][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.256702][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.256757][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.256811][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.256864][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.256923][T13793] 
[ 1825.256930][T13793] Uninit was stored to memory at:
[ 1825.256989][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.257034][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.257084][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.257137][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.257191][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.257245][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.257300][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.257354][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.257407][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.257466][T13793] 
[ 1825.257473][T13793] Uninit was stored to memory at:
[ 1825.257532][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.257577][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.257622][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.257674][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.257726][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.257778][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.257829][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.257880][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.257930][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.257986][T13793] 
[ 1825.257993][T13793] Uninit was stored to memory at:
[ 1825.258056][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.258100][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.258144][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.258197][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.258249][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.258301][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.258356][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.263640][T13804]  do_recvmmsg+0xd77/0x2120
[ 1825.269840][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.273829][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.273884][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.278899][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.288060][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1825.290163][T13793] 
[ 1825.290173][T13793] Uninit was stored to memory at:
[ 1825.295111][T13804]  do_fast_syscall_32+0x34/0x70
[ 1825.301499][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.306564][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1825.311044][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.318572][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.320498][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.326915][T13804] 
[ 1825.326924][T13804] Uninit was stored to memory at:
[ 1825.326987][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.333399][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.337398][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1825.357173][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.357236][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.357294][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.357347][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.357400][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.357461][T13793] 
[ 1825.357470][T13793] Local variable msg_sys created at:
[ 1825.357485][T13793]  do_recvmmsg+0xbb/0x2120
[ 1825.357536][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.708793][T13793] not chained 1020000 origins
[ 1825.714647][T13804]  do_recvmmsg+0xd77/0x2120
[ 1825.717146][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1825.721636][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.727952][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1825.727978][T13793] Call Trace:
[ 1825.727993][T13793]  <TASK>
[ 1825.728010][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1825.728073][T13793]  dump_stack+0x25/0x28
[ 1825.728124][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1825.730454][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.735465][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1825.735535][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1825.740631][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1825.745567][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1825.745618][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.750147][T13804]  do_fast_syscall_32+0x34/0x70
[ 1825.754808][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1825.754877][T13793]  ? should_fail+0x75/0x9c0
[ 1825.761189][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1825.766201][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.766259][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1825.771123][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.775639][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1825.775708][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.780288][T13804] 
[ 1825.780297][T13804] Uninit was stored to memory at:
[ 1825.785222][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1825.785288][T13793]  __msan_chain_origin+0xbf/0x140
[ 1825.791664][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.798023][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.798100][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.803199][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1825.805445][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1825.810445][T13804]  do_recvmmsg+0xd77/0x2120
[ 1825.815285][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.815362][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.820454][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.825159][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1825.825222][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1825.830151][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.836466][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1825.836531][T13793]  ? fput+0x82/0x320
[ 1825.841032][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1825.843351][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.843414][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.848428][T13804]  do_fast_syscall_32+0x34/0x70
[ 1825.853543][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.853613][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.858265][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1825.863886][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.863945][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.870290][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.875303][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.875366][T13793] RIP: 0023:0xf6ec4549
[ 1825.875398][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1825.880216][T13804] 
[ 1825.880225][T13804] Uninit was stored to memory at:
[ 1825.884702][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1825.884747][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1825.884781][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1825.891154][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.893410][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1825.893440][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1825.893469][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1825.893512][T13793]  </TASK>
[ 1825.898771][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1825.904122][T13793] Uninit was stored to memory at:
[ 1825.904197][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.904246][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.904292][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.904347][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.904401][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.904457][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.904513][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.904568][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.904621][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.904682][T13793] 
[ 1825.904690][T13793] Uninit was stored to memory at:
[ 1825.904749][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.904795][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.904840][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.904894][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.904947][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.905002][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.905057][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.905116][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.905169][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.905228][T13793] 
[ 1825.905236][T13793] Uninit was stored to memory at:
[ 1825.905295][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.905340][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.905385][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.905439][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.905491][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.905546][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.905601][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.905654][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.905707][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.905767][T13793] 
[ 1825.905774][T13793] Uninit was stored to memory at:
[ 1825.905833][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.905877][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.905920][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.905970][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.906020][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.906077][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.906129][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.906180][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.906229][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.906285][T13793] 
[ 1825.906292][T13793] Uninit was stored to memory at:
[ 1825.906347][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.906390][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.906433][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.906483][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.906533][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.906584][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.906636][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.906688][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.906738][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.906796][T13793] 
[ 1825.906803][T13793] Uninit was stored to memory at:
[ 1825.906859][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.906902][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.906946][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.906995][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.907045][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.907103][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.907155][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.907206][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.907257][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.907312][T13793] 
[ 1825.907320][T13793] Uninit was stored to memory at:
[ 1825.907376][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1825.907418][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1825.907460][T13793]  do_recvmmsg+0xd77/0x2120
[ 1825.907511][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1825.907562][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1825.907613][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1825.907665][T13793]  do_fast_syscall_32+0x34/0x70
[ 1825.907716][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1825.907766][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1825.907821][T13793] 
[ 1825.907830][T13793] Local variable msg_sys created at:
[ 1825.907845][T13793]  do_recvmmsg+0xbb/0x2120
[ 1825.907892][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1826.149562][T13793] not chained 1030000 origins
[ 1826.152406][T13804]  do_recvmmsg+0xd77/0x2120
[ 1826.152469][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1826.152523][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1826.152577][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1826.152634][T13804]  do_fast_syscall_32+0x34/0x70
[ 1826.152686][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1826.157350][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1826.162373][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1826.168496][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1826.173591][T13804] 
[ 1826.177995][T13793] Call Trace:
[ 1826.178013][T13793]  <TASK>
[ 1826.182922][T13804] Uninit was stored to memory at:
[ 1826.187319][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1826.193758][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1826.199942][T13793]  dump_stack+0x25/0x28
[ 1826.204059][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1826.223589][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1826.223655][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1826.225988][T13804]  do_recvmmsg+0xd77/0x2120
[ 1826.231009][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1826.239561][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1826.247444][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1826.247495][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1826.255549][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1826.260685][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1826.268718][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1826.276636][T13793]  ? should_fail+0x75/0x9c0
[ 1826.276691][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1826.284747][T13804]  do_fast_syscall_32+0x34/0x70
[ 1826.287687][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1826.292682][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1826.298732][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1826.303944][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1826.308761][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1826.313331][T13804] 
[ 1826.317915][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1826.324327][T13804] Local variable msg_sys created at:
[ 1826.329260][T13793]  __msan_chain_origin+0xbf/0x140
[ 1826.334170][T13804]  do_recvmmsg+0xbb/0x2120
[ 1826.338599][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1826.344981][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1826.347328][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1826.470851][T13804] not chained 1040000 origins
[ 1826.474027][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1826.474097][T13793]  do_recvmmsg+0xd77/0x2120
[ 1826.921128][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1826.926296][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1826.932575][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1826.937720][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1826.944008][T13793]  ? fput+0x82/0x320
[ 1826.947935][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1826.954473][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1826.959197][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1826.965568][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1826.970633][T13793]  do_fast_syscall_32+0x34/0x70
[ 1826.975519][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1826.980055][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1826.986423][T13793] RIP: 0023:0xf6ec4549
[ 1826.990503][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1827.010143][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1827.018582][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1827.026588][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1827.034575][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1827.042561][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1827.050553][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1827.058554][T13793]  </TASK>
[ 1827.061579][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1827.064320][T13793] Uninit was stored to memory at:
[ 1827.070502][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1827.075696][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.085583][T13804] Call Trace:
[ 1827.085600][T13804]  <TASK>
[ 1827.085617][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1827.085682][T13804]  dump_stack+0x25/0x28
[ 1827.090872][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.094152][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1827.094217][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1827.097167][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.101833][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1827.106066][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.110890][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1827.116859][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.121773][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1827.126366][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1827.131444][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1827.136289][T13793]  do_fast_syscall_32+0x34/0x70
[ 1827.141340][T13804]  ? should_fail+0x75/0x9c0
[ 1827.147892][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1827.152955][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1827.153018][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1827.153081][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1827.158095][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.163886][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1827.163944][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1827.164006][T13804]  __msan_chain_origin+0xbf/0x140
[ 1827.168816][T13793] 
[ 1827.168826][T13793] Uninit was stored to memory at:
[ 1827.173302][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.173381][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1827.177942][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.182992][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1827.183056][T13804]  do_recvmmsg+0xd77/0x2120
[ 1827.189310][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.195380][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1827.195449][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1827.201768][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.206869][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1827.206938][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1827.207002][T13804]  ? fput+0x82/0x320
[ 1827.212916][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.217827][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.220142][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.225157][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.225234][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.230448][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1827.235381][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1827.235446][T13804]  do_fast_syscall_32+0x34/0x70
[ 1827.240581][T13793]  do_fast_syscall_32+0x34/0x70
[ 1827.245505][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1827.245569][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.250091][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1827.255011][T13804] RIP: 0023:0xf6ee7549
[ 1827.255044][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1827.255090][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1827.260212][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.266435][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1827.266470][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1827.266500][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1827.266529][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1827.271023][T13793] 
[ 1827.271033][T13793] Uninit was stored to memory at:
[ 1827.276114][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1827.276160][T13804]  </TASK>
[ 1827.279905][T13804] Uninit was stored to memory at:
[ 1827.286511][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.290371][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.295088][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.295132][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.295184][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.295235][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.295286][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1827.295339][T13793]  do_fast_syscall_32+0x34/0x70
[ 1827.295390][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1827.295442][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.295498][T13793] 
[ 1827.295506][T13793] Uninit was stored to memory at:
[ 1827.295562][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.302201][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1827.308482][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.313249][T13804]  do_recvmmsg+0xd77/0x2120
[ 1827.319556][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.324640][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.329668][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.334603][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.339429][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.343988][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1827.350325][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1827.354905][T13804]  do_fast_syscall_32+0x34/0x70
[ 1827.358964][T13793]  do_fast_syscall_32+0x34/0x70
[ 1827.381229][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1827.387202][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1827.393615][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.401587][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.412163][T13804] 
[ 1827.417730][T13793] 
[ 1827.425733][T13804] Uninit was stored to memory at:
[ 1827.428029][T13793] Uninit was stored to memory at:
[ 1827.428098][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.435663][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.441203][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.444332][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1827.449418][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.454657][T13804]  do_recvmmsg+0xd77/0x2120
[ 1827.459705][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.467146][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.469214][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.473975][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.480373][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1827.485486][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1827.490308][T13793]  do_fast_syscall_32+0x34/0x70
[ 1827.497330][T13804]  do_fast_syscall_32+0x34/0x70
[ 1827.501283][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1827.503741][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1827.508721][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.513890][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.518831][T13793] 
[ 1827.518840][T13793] Uninit was stored to memory at:
[ 1827.526289][T13804] 
[ 1827.528385][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.532924][T13804] Uninit was stored to memory at:
[ 1827.532985][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.537579][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.542342][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1827.548644][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.557517][T13804]  do_recvmmsg+0xd77/0x2120
[ 1827.560068][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.565227][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.570018][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.574943][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.579432][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1827.586421][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1827.590329][T13793]  do_fast_syscall_32+0x34/0x70
[ 1827.596761][T13804]  do_fast_syscall_32+0x34/0x70
[ 1827.599095][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1827.601415][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1827.606519][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.611551][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.616740][T13793] 
[ 1827.616750][T13793] Uninit was stored to memory at:
[ 1827.616814][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.616860][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.616904][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.616959][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.617013][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.617066][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1827.617122][T13793]  do_fast_syscall_32+0x34/0x70
[ 1827.617175][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1827.617228][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.617288][T13793] 
[ 1827.617297][T13793] Local variable msg_sys created at:
[ 1827.617312][T13793]  do_recvmmsg+0xbb/0x2120
[ 1827.617362][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.831561][T13793] not chained 1050000 origins
[ 1827.834034][T13804] 
[ 1827.834048][T13804] Uninit was stored to memory at:
[ 1827.834116][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.834163][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1827.834207][T13804]  do_recvmmsg+0xd77/0x2120
[ 1827.836523][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1827.841528][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.846625][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1827.846651][T13793] Call Trace:
[ 1827.846667][T13793]  <TASK>
[ 1827.846685][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1827.851632][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.856127][T13793]  dump_stack+0x25/0x28
[ 1827.856180][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1827.860856][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1827.867171][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1827.867241][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1827.872322][T13804]  do_fast_syscall_32+0x34/0x70
[ 1827.877089][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1827.881569][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1827.887881][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1827.887941][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1827.890294][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.895567][T13793]  ? should_fail+0x75/0x9c0
[ 1827.895622][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1827.900034][T13804] 
[ 1827.900047][T13804] Uninit was stored to memory at:
[ 1827.904696][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1827.904760][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1827.909483][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.911753][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1827.916826][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1827.921848][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1827.926839][T13804]  do_recvmmsg+0xd77/0x2120
[ 1827.931259][T13793]  __msan_chain_origin+0xbf/0x140
[ 1827.940073][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1827.944657][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1827.944727][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1827.954843][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1827.958046][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1827.960964][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1827.965629][T13793]  do_recvmmsg+0xd77/0x2120
[ 1827.965705][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1827.972093][T13804]  do_fast_syscall_32+0x34/0x70
[ 1827.976251][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1827.982021][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1827.986953][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1827.992031][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1827.997139][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1828.002084][T13804] 
[ 1828.007087][T13793]  ? fput+0x82/0x320
[ 1828.011573][T13804] Uninit was stored to memory at:
[ 1828.011644][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.016670][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.016737][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.022630][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1828.028879][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.033422][T13804]  do_recvmmsg+0xd77/0x2120
[ 1828.038451][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.040755][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.045764][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.045824][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.052129][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.058106][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.063280][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1828.068295][T13793] RIP: 0023:0xf6ec4549
[ 1828.073285][T13804]  do_fast_syscall_32+0x34/0x70
[ 1828.079090][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1828.083658][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1828.088579][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1828.093312][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.098332][T13793]  ORIG_RAX: 0000000000000151
[ 1828.098350][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1828.103329][T13804] 
[ 1828.109582][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1828.114486][T13804] Uninit was stored to memory at:
[ 1828.119418][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1828.124034][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.128997][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1828.133912][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1828.140054][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1828.144617][T13804]  do_recvmmsg+0xd77/0x2120
[ 1828.149652][T13793]  </TASK>
[ 1828.156027][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.162748][T13793] Uninit was stored to memory at:
[ 1828.164718][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.168748][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.180941][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1828.185621][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1828.190262][T13804]  do_fast_syscall_32+0x34/0x70
[ 1828.195370][T13793]  do_recvmmsg+0xd77/0x2120
[ 1828.201746][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1828.206331][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.211410][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.216205][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.221112][T13804] 
[ 1828.221123][T13804] Local variable msg_sys created at:
[ 1828.225706][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.232112][T13804]  do_recvmmsg+0xbb/0x2120
[ 1828.238461][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.243551][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.247625][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.455386][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.461783][T13793] 
[ 1828.464247][T13793] Uninit was stored to memory at:
[ 1828.469334][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.474609][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1828.479604][T13793]  do_recvmmsg+0xd77/0x2120
[ 1828.484283][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.489011][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.495516][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.500598][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.505830][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.510388][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.516991][T13793] 
[ 1828.519419][T13793] Uninit was stored to memory at:
[ 1828.524638][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.529792][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1828.534926][T13793]  do_recvmmsg+0xd77/0x2120
[ 1828.539485][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.544362][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.550745][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.555967][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.560876][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.565549][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.572063][T13793] 
[ 1828.574396][T13793] Uninit was stored to memory at:
[ 1828.579480][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.584771][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1828.589756][T13793]  do_recvmmsg+0xd77/0x2120
[ 1828.594431][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.599159][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.605666][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.610746][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.615775][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.620334][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.626910][T13793] 
[ 1828.629247][T13793] Uninit was stored to memory at:
[ 1828.634751][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.639911][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1828.645027][T13793]  do_recvmmsg+0xd77/0x2120
[ 1828.649610][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.651361][T13804] not chained 1060000 origins
[ 1828.654449][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.654506][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.654562][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.654615][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.654665][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.654724][T13793] 
[ 1828.654732][T13793] Uninit was stored to memory at:
[ 1828.659500][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1828.666226][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.670954][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1828.676038][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1828.680370][T13804] Call Trace:
[ 1828.680389][T13804]  <TASK>
[ 1828.680406][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1828.680472][T13804]  dump_stack+0x25/0x28
[ 1828.686949][T13793]  do_recvmmsg+0xd77/0x2120
[ 1828.689144][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1828.694304][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.702919][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1828.702993][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1828.708125][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.718174][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1828.718227][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1828.718285][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1828.723285][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.726483][T13804]  ? should_fail+0x75/0x9c0
[ 1828.729398][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.734058][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1828.734116][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1828.734178][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1828.738298][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.742789][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1828.742847][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1828.748582][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.753243][T13804]  __msan_chain_origin+0xbf/0x140
[ 1828.753302][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.753371][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1828.758348][T13793] 
[ 1828.758357][T13793] Uninit was stored to memory at:
[ 1828.763536][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1828.763608][T13804]  do_recvmmsg+0xd77/0x2120
[ 1828.769996][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1828.775054][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1828.775122][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1828.780240][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1828.786030][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1828.786089][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1828.786152][T13804]  ? fput+0x82/0x320
[ 1828.791152][T13793]  do_recvmmsg+0xd77/0x2120
[ 1828.795642][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.795705][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.795776][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.800597][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.805708][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1828.805773][T13804]  do_fast_syscall_32+0x34/0x70
[ 1828.812129][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1828.818080][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1828.822673][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1828.827667][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.833555][T13793]  do_fast_syscall_32+0x34/0x70
[ 1828.839764][T13804] RIP: 0023:0xf6ee7549
[ 1828.844868][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1828.849866][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1828.854884][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1828.857099][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1828.862201][T13793] 
[ 1828.866935][T13804]  ORIG_RAX: 0000000000000151
[ 1828.866953][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1828.871424][T13793] Local variable msg_sys created at:
[ 1828.871440][T13793]  do_recvmmsg+0xbb/0x2120
[ 1828.876520][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1828.876604][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1828.876636][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1828.876664][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1828.876714][T13804]  </TASK>
[ 1828.881825][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1828.891423][T13804] Uninit was stored to memory at:
[ 1829.095060][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.100229][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1829.105363][T13804]  do_recvmmsg+0xd77/0x2120
[ 1829.110007][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.114901][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.121287][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1829.126529][T13804]  do_fast_syscall_32+0x34/0x70
[ 1829.131438][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1829.136160][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.142652][T13804] 
[ 1829.144987][T13804] Uninit was stored to memory at:
[ 1829.150070][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.155380][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1829.160360][T13804]  do_recvmmsg+0xd77/0x2120
[ 1829.165075][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.169806][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.176342][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1829.181422][T13804]  do_fast_syscall_32+0x34/0x70
[ 1829.186474][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1829.188744][T13793] not chained 1070000 origins
[ 1829.191034][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.195917][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1829.202299][T13804] 
[ 1829.210966][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1829.213374][T13804] Uninit was stored to memory at:
[ 1829.223334][T13793] Call Trace:
[ 1829.223352][T13793]  <TASK>
[ 1829.223369][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1829.223436][T13793]  dump_stack+0x25/0x28
[ 1829.228472][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.231694][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1829.234866][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1829.239452][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1829.243670][T13804]  do_recvmmsg+0xd77/0x2120
[ 1829.248773][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1829.254617][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.259392][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1829.264470][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.268883][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1829.274137][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1829.278727][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1829.283892][T13804]  do_fast_syscall_32+0x34/0x70
[ 1829.290145][T13793]  ? should_fail+0x75/0x9c0
[ 1829.295425][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1829.300359][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1829.306220][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.310978][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1829.315544][T13804] 
[ 1829.319966][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1829.325132][T13804] Uninit was stored to memory at:
[ 1829.331373][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1829.337726][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.339913][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1829.346035][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1829.351058][T13793]  __msan_chain_origin+0xbf/0x140
[ 1829.356223][T13804]  do_recvmmsg+0xd77/0x2120
[ 1829.361247][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.367111][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.371974][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1829.372031][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1829.377206][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.381696][T13793]  do_recvmmsg+0xd77/0x2120
[ 1829.386867][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1829.391466][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1829.396440][T13804]  do_fast_syscall_32+0x34/0x70
[ 1829.401209][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1829.407580][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1829.411995][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1829.412053][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1829.417078][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.422181][T13793]  ? fput+0x82/0x320
[ 1829.422237][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.427085][T13804] 
[ 1829.427093][T13804] Uninit was stored to memory at:
[ 1829.427155][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.433315][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.433389][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.437875][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1829.442983][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1829.443048][T13793]  do_fast_syscall_32+0x34/0x70
[ 1829.449272][T13804]  do_recvmmsg+0xd77/0x2120
[ 1829.455580][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1829.455638][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.459546][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.466030][T13793] RIP: 0023:0xf6ec4549
[ 1829.466064][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1829.466115][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1829.468427][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.473464][T13793]  ORIG_RAX: 0000000000000151
[ 1829.473481][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1829.473515][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1829.473545][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1829.478633][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1829.483292][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1829.483322][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1829.483365][T13793]  </TASK>
[ 1829.484769][T13793] Uninit was stored to memory at:
[ 1829.489676][T13804]  do_fast_syscall_32+0x34/0x70
[ 1829.494845][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.499776][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1829.504707][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1829.509202][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.513834][T13793]  do_recvmmsg+0xd77/0x2120
[ 1829.520073][T13804] 
[ 1829.520083][T13804] Uninit was stored to memory at:
[ 1829.524829][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.528910][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.548628][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.554680][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1829.561009][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1829.565742][T13804]  do_recvmmsg+0xd77/0x2120
[ 1829.565797][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.573972][T13793]  do_fast_syscall_32+0x34/0x70
[ 1829.581857][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.589968][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1829.595017][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1829.603103][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.611043][T13804]  do_fast_syscall_32+0x34/0x70
[ 1829.614179][T13793] 
[ 1829.619138][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1829.624091][T13793] Uninit was stored to memory at:
[ 1829.629141][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.633865][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.638626][T13804] 
[ 1829.638635][T13804] Uninit was stored to memory at:
[ 1829.638695][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.645133][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1829.649559][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1829.651875][T13793]  do_recvmmsg+0xd77/0x2120
[ 1829.656961][T13804]  do_recvmmsg+0xd77/0x2120
[ 1829.661545][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.666737][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.666791][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.673217][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.678083][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1829.683208][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1829.687663][T13804]  do_fast_syscall_32+0x34/0x70
[ 1829.692494][T13793]  do_fast_syscall_32+0x34/0x70
[ 1829.697231][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1829.703683][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1829.708140][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.713246][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.719626][T13804] 
[ 1829.719636][T13804] Local variable msg_sys created at:
[ 1829.724568][T13793] 
[ 1829.726860][T13804]  do_recvmmsg+0xbb/0x2120
[ 1829.731344][T13793] Uninit was stored to memory at:
[ 1829.731409][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.736431][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.873768][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1829.878752][T13793]  do_recvmmsg+0xd77/0x2120
[ 1829.883464][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.888187][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.894695][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1829.899835][T13793]  do_fast_syscall_32+0x34/0x70
[ 1829.904947][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1829.909509][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.916111][T13793] 
[ 1829.918447][T13793] Uninit was stored to memory at:
[ 1829.923715][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.928866][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1829.934024][T13793]  do_recvmmsg+0xd77/0x2120
[ 1829.938580][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.943484][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1829.949863][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1829.955134][T13793]  do_fast_syscall_32+0x34/0x70
[ 1829.960034][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1829.964750][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1829.971132][T13793] 
[ 1829.973642][T13793] Uninit was stored to memory at:
[ 1829.978725][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1829.983995][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1829.988977][T13793]  do_recvmmsg+0xd77/0x2120
[ 1829.993696][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1829.998446][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.004991][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1830.010065][T13793]  do_fast_syscall_32+0x34/0x70
[ 1830.015118][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1830.019761][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.026341][T13793] 
[ 1830.028683][T13793] Uninit was stored to memory at:
[ 1830.033936][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.039087][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1830.044188][T13793]  do_recvmmsg+0xd77/0x2120
[ 1830.048746][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.053672][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.060052][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1830.065321][T13793]  do_fast_syscall_32+0x34/0x70
[ 1830.070228][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1830.074972][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.081356][T13793] 
[ 1830.083884][T13793] Uninit was stored to memory at:
[ 1830.088972][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.094306][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1830.099284][T13793]  do_recvmmsg+0xd77/0x2120
[ 1830.104002][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.108732][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.115647][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1830.120141][T13804] not chained 1080000 origins
[ 1830.120721][T13793]  do_fast_syscall_32+0x34/0x70
[ 1830.125703][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1830.130434][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1830.139176][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1830.139203][T13804] Call Trace:
[ 1830.139219][T13804]  <TASK>
[ 1830.139235][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1830.139298][T13804]  dump_stack+0x25/0x28
[ 1830.143866][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.153844][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1830.153910][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1830.157828][T13793] 
[ 1830.157838][T13793] Local variable msg_sys created at:
[ 1830.160753][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1830.165503][T13793]  do_recvmmsg+0xbb/0x2120
[ 1830.169563][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1830.176026][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.181670][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1830.219347][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1830.225223][T13804]  ? should_fail+0x75/0x9c0
[ 1830.229788][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1830.234995][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1830.241431][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1830.247606][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1830.252780][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1830.258648][T13804]  __msan_chain_origin+0xbf/0x140
[ 1830.263853][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.269039][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.274022][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1830.278936][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.283512][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1830.288685][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1830.294980][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1830.300149][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1830.306449][T13804]  ? fput+0x82/0x320
[ 1830.310396][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.316969][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.321742][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.328145][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.333232][T13804]  do_fast_syscall_32+0x34/0x70
[ 1830.338140][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1830.342695][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.349085][T13804] RIP: 0023:0xf6ee7549
[ 1830.353172][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1830.372828][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1830.381286][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1830.389296][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1830.397299][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1830.405301][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1830.413302][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1830.421317][T13804]  </TASK>
[ 1830.431699][T13804] Uninit was stored to memory at:
[ 1830.436885][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.442183][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.447160][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.451712][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.456603][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.458946][T13793] not chained 1090000 origins
[ 1830.463078][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.463139][T13804]  do_fast_syscall_32+0x34/0x70
[ 1830.463192][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1830.463244][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.463304][T13804] 
[ 1830.463313][T13804] Uninit was stored to memory at:
[ 1830.463377][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.463422][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.468097][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1830.473502][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.478193][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1830.482757][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.488992][T13793] Call Trace:
[ 1830.489009][T13793]  <TASK>
[ 1830.491304][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.496312][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1830.496378][T13793]  dump_stack+0x25/0x28
[ 1830.501483][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.506402][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1830.506467][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1830.515294][T13804]  do_fast_syscall_32+0x34/0x70
[ 1830.519718][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1830.529833][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1830.534417][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1830.534468][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1830.537757][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.540688][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1830.547079][T13804] 
[ 1830.551665][T13793]  ? should_fail+0x75/0x9c0
[ 1830.555872][T13804] Uninit was stored to memory at:
[ 1830.560804][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1830.566628][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.571514][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1830.576418][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.581527][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1830.586090][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.591104][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1830.596269][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.602507][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1830.602576][T13793]  __msan_chain_origin+0xbf/0x140
[ 1830.608368][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.610685][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.615253][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.620199][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1830.625354][T13804]  do_fast_syscall_32+0x34/0x70
[ 1830.630376][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1830.636667][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1830.641517][T13793]  do_recvmmsg+0xd77/0x2120
[ 1830.647647][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.652072][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1830.652141][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1830.657217][T13804] 
[ 1830.657226][T13804] Uninit was stored to memory at:
[ 1830.661881][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1830.667804][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.672671][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1830.672736][T13793]  ? fput+0x82/0x320
[ 1830.679045][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.684147][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.684210][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.689220][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.694153][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.694221][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1830.699044][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.703883][T13793]  do_fast_syscall_32+0x34/0x70
[ 1830.703945][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1830.708438][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.712928][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.712992][T13793] RIP: 0023:0xf6ec4549
[ 1830.713024][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1830.719407][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.724496][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1830.724549][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1830.724582][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1830.730793][T13804]  do_fast_syscall_32+0x34/0x70
[ 1830.733112][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1830.733141][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1830.733169][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1830.733212][T13793]  </TASK>
[ 1830.738201][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1830.744336][T13793] Uninit was stored to memory at:
[ 1830.748521][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.754911][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.758725][T13804] 
[ 1830.758734][T13804] Uninit was stored to memory at:
[ 1830.758795][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.763745][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1830.770216][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.774973][T13793]  do_recvmmsg+0xd77/0x2120
[ 1830.779455][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.785945][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.790934][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.795731][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.800502][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.805137][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1830.811378][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.818948][T13793]  do_fast_syscall_32+0x34/0x70
[ 1830.821829][T13804]  do_fast_syscall_32+0x34/0x70
[ 1830.841628][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1830.846617][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1830.855145][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.863156][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.863222][T13804] 
[ 1830.863230][T13804] Uninit was stored to memory at:
[ 1830.863293][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.871210][T13793] 
[ 1830.871218][T13793] Uninit was stored to memory at:
[ 1830.871279][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.876125][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.876170][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.884241][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1830.892236][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.900223][T13793]  do_recvmmsg+0xd77/0x2120
[ 1830.903308][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.907816][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.912897][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.919224][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.924390][T13804]  do_fast_syscall_32+0x34/0x70
[ 1830.924445][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1830.926776][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1830.931782][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.937004][T13793]  do_fast_syscall_32+0x34/0x70
[ 1830.941873][T13804] 
[ 1830.941882][T13804] Uninit was stored to memory at:
[ 1830.946914][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1830.951406][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.955952][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1830.960574][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1830.965342][T13793] 
[ 1830.971610][T13804]  do_recvmmsg+0xd77/0x2120
[ 1830.978028][T13793] Uninit was stored to memory at:
[ 1830.983163][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1830.983229][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1830.988322][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1830.993214][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1830.998086][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1831.002658][T13804]  do_fast_syscall_32+0x34/0x70
[ 1831.007164][T13793]  do_recvmmsg+0xd77/0x2120
[ 1831.013561][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1831.019898][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.022297][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.027323][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.032489][T13804] 
[ 1831.032500][T13804] Local variable msg_sys created at:
[ 1831.032515][T13804]  do_recvmmsg+0xbb/0x2120
[ 1831.032565][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.034862][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1831.240964][T13793]  do_fast_syscall_32+0x34/0x70
[ 1831.246047][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1831.250600][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.257172][T13793] 
[ 1831.259501][T13793] Uninit was stored to memory at:
[ 1831.264763][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.269917][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1831.275066][T13793]  do_recvmmsg+0xd77/0x2120
[ 1831.279702][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.284585][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.290966][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1831.296163][T13793]  do_fast_syscall_32+0x34/0x70
[ 1831.301068][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1831.305801][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.312295][T13793] 
[ 1831.314632][T13793] Uninit was stored to memory at:
[ 1831.319711][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.325132][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1831.330114][T13793]  do_recvmmsg+0xd77/0x2120
[ 1831.334846][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.339574][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.346137][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1831.351212][T13793]  do_fast_syscall_32+0x34/0x70
[ 1831.356287][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1831.360836][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.367402][T13793] 
[ 1831.369736][T13793] Uninit was stored to memory at:
[ 1831.375003][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.380158][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1831.385298][T13793]  do_recvmmsg+0xd77/0x2120
[ 1831.389851][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.394695][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.401074][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1831.406321][T13793]  do_fast_syscall_32+0x34/0x70
[ 1831.411222][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1831.415938][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.422427][T13793] 
[ 1831.424753][T13793] Uninit was stored to memory at:
[ 1831.429836][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.435217][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1831.440714][T13793]  do_recvmmsg+0xd77/0x2120
[ 1831.445441][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.450166][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.456677][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1831.461754][T13793]  do_fast_syscall_32+0x34/0x70
[ 1831.466844][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1831.471395][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.477964][T13793] 
[ 1831.480296][T13793] Local variable msg_sys created at:
[ 1831.485709][T13804] not chained 1100000 origins
[ 1831.485714][T13793]  do_recvmmsg+0xbb/0x2120
[ 1831.490400][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1831.494967][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.503533][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1831.503560][T13804] Call Trace:
[ 1831.503577][T13804]  <TASK>
[ 1831.503594][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1831.503659][T13804]  dump_stack+0x25/0x28
[ 1831.533350][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1831.539131][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1831.544216][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1831.549463][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1831.554624][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1831.559782][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1831.565643][T13804]  ? should_fail+0x75/0x9c0
[ 1831.570187][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1831.575351][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1831.581650][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1831.587774][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1831.592934][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1831.598790][T13804]  __msan_chain_origin+0xbf/0x140
[ 1831.603866][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.609046][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1831.614031][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1831.618942][T13804]  do_recvmmsg+0xd77/0x2120
[ 1831.623510][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1831.626384][T13793] not chained 1110000 origins
[ 1831.628677][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1831.639565][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1831.644799][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1831.651177][T13804]  ? fput+0x82/0x320
[ 1831.655110][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.661651][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.666384][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.672840][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1831.677906][T13804]  do_fast_syscall_32+0x34/0x70
[ 1831.682801][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1831.687348][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.693718][T13804] RIP: 0023:0xf6ee7549
[ 1831.697796][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1831.717433][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1831.725883][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1831.733870][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1831.741858][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1831.749843][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1831.757825][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1831.765829][T13804]  </TASK>
[ 1831.768853][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1831.772394][T13804] Uninit was stored to memory at:
[ 1831.777652][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1831.782806][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.792707][T13793] Call Trace:
[ 1831.792723][T13793]  <TASK>
[ 1831.792740][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1831.792804][T13793]  dump_stack+0x25/0x28
[ 1831.797897][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1831.801191][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1831.804193][T13804]  do_recvmmsg+0xd77/0x2120
[ 1831.808776][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1831.812979][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.817842][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1831.823701][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.828116][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1831.833214][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1831.837802][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1831.843053][T13804]  do_fast_syscall_32+0x34/0x70
[ 1831.849291][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1831.854454][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1831.859392][T13793]  ? should_fail+0x75/0x9c0
[ 1831.864551][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.869314][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1831.875176][T13804] 
[ 1831.879587][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1831.884162][T13804] Uninit was stored to memory at:
[ 1831.890411][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1831.895628][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.897820][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1831.904194][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1831.909128][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1831.915246][T13804]  do_recvmmsg+0xd77/0x2120
[ 1831.920271][T13793]  __msan_chain_origin+0xbf/0x140
[ 1831.925434][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1831.930284][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1831.936327][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1831.940847][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1831.945996][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1831.950591][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1831.955758][T13804]  do_fast_syscall_32+0x34/0x70
[ 1831.962003][T13793]  do_recvmmsg+0xd77/0x2120
[ 1831.962079][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1831.966995][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1831.972014][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1831.972079][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1831.976909][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1831.981747][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1831.986308][T13804] 
[ 1831.991326][T13793]  ? fput+0x82/0x320
[ 1831.995879][T13804] Uninit was stored to memory at:
[ 1832.002031][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.002096][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.007257][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.013535][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.013607][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.019869][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1832.022190][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.022253][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.026148][T13804]  do_recvmmsg+0xd77/0x2120
[ 1832.031159][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.037724][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.042301][T13793] RIP: 0023:0xf6ec4549
[ 1832.042334][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1832.042382][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1832.047465][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.053783][T13793]  ORIG_RAX: 0000000000000151
[ 1832.053801][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1832.053835][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1832.053866][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1832.058869][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1832.063802][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1832.063832][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1832.063876][T13793]  </TASK>
[ 1832.065196][T13793] Uninit was stored to memory at:
[ 1832.068716][T13804]  do_fast_syscall_32+0x34/0x70
[ 1832.073373][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.077785][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1832.084223][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1832.088834][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.093038][T13793]  do_recvmmsg+0xd77/0x2120
[ 1832.112648][T13804] 
[ 1832.112657][T13804] Uninit was stored to memory at:
[ 1832.112722][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.118708][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.125092][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1832.125137][T13804]  do_recvmmsg+0xd77/0x2120
[ 1832.130240][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.138282][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.146334][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.154368][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.154423][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1832.154478][T13804]  do_fast_syscall_32+0x34/0x70
[ 1832.159468][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.167506][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1832.167560][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.175595][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.178591][T13804] 
[ 1832.178599][T13804] Uninit was stored to memory at:
[ 1832.183712][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.188564][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.193723][T13793] 
[ 1832.193735][T13793] Uninit was stored to memory at:
[ 1832.198216][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1832.203347][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.209639][T13804]  do_recvmmsg+0xd77/0x2120
[ 1832.214303][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1832.216534][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.221543][T13793]  do_recvmmsg+0xd77/0x2120
[ 1832.226731][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.231424][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.236430][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1832.240959][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.247345][T13804]  do_fast_syscall_32+0x34/0x70
[ 1832.252144][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.257181][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1832.263633][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.268724][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.273730][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.278476][T13804] 
[ 1832.278485][T13804] Uninit was stored to memory at:
[ 1832.283058][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.289403][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.293935][T13793] 
[ 1832.296232][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1832.301236][T13793] Uninit was stored to memory at:
[ 1832.301299][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.307627][T13804]  do_recvmmsg+0xd77/0x2120
[ 1832.307682][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.312861][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1832.315154][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.320158][T13793]  do_recvmmsg+0xd77/0x2120
[ 1832.325149][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1832.325207][T13804]  do_fast_syscall_32+0x34/0x70
[ 1832.330295][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.334861][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1832.334915][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.339854][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.344592][T13804] 
[ 1832.344601][T13804] Uninit was stored to memory at:
[ 1832.344665][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.349092][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.355473][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1832.360154][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.365239][T13804]  do_recvmmsg+0xd77/0x2120
[ 1832.365293][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.371596][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.376507][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.376572][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1832.381564][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.386127][T13804]  do_fast_syscall_32+0x34/0x70
[ 1832.390983][T13793] 
[ 1832.390991][T13793] Uninit was stored to memory at:
[ 1832.397378][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1832.397434][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.397493][T13804] 
[ 1832.402119][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.404364][T13804] Local variable msg_sys created at:
[ 1832.404379][T13804]  do_recvmmsg+0xbb/0x2120
[ 1832.409366][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1832.415759][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.420872][T13793]  do_recvmmsg+0xd77/0x2120
[ 1832.610543][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.615536][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.622708][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.627791][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.632903][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.637459][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.643982][T13793] 
[ 1832.646311][T13793] Uninit was stored to memory at:
[ 1832.651399][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.656716][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1832.661691][T13793]  do_recvmmsg+0xd77/0x2120
[ 1832.666369][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.671096][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.677631][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.682884][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.687785][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.692577][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.698963][T13793] 
[ 1832.701292][T13793] Uninit was stored to memory at:
[ 1832.706578][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.711727][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1832.716891][T13793]  do_recvmmsg+0xd77/0x2120
[ 1832.721443][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.726347][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.732981][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.738064][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.743175][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.746800][T13804] not chained 1120000 origins
[ 1832.755633][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1832.763831][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.764442][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1832.770847][T13793] 
[ 1832.770857][T13793] Uninit was stored to memory at:
[ 1832.770923][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.780898][T13804] Call Trace:
[ 1832.780915][T13804]  <TASK>
[ 1832.780931][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1832.780993][T13804]  dump_stack+0x25/0x28
[ 1832.781042][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1832.781103][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1832.783520][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1832.788457][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1832.793647][T13793]  do_recvmmsg+0xd77/0x2120
[ 1832.796828][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1832.799750][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.804519][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1832.804587][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1832.808754][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.814464][T13804]  ? should_fail+0x75/0x9c0
[ 1832.814518][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1832.819567][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1832.824489][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1832.824553][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1832.829769][T13793]  do_fast_syscall_32+0x34/0x70
[ 1832.834262][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1832.834321][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1832.839466][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1832.844131][T13804]  __msan_chain_origin+0xbf/0x140
[ 1832.844191][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1832.844258][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1832.849328][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1832.855127][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1832.855192][T13804]  do_recvmmsg+0xd77/0x2120
[ 1832.861542][T13793] 
[ 1832.861552][T13793] Local variable msg_sys created at:
[ 1832.866066][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1832.866145][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1832.871283][T13793]  do_recvmmsg+0xbb/0x2120
[ 1832.876304][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1832.876368][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1832.876431][T13804]  ? fput+0x82/0x320
[ 1832.882748][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.888699][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1832.989484][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1832.994791][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.001205][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1833.006315][T13804]  do_fast_syscall_32+0x34/0x70
[ 1833.011233][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1833.015789][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.022178][T13804] RIP: 0023:0xf6ee7549
[ 1833.026269][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1833.045926][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1833.049815][T13793] not chained 1130000 origins
[ 1833.054407][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1833.054441][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1833.054471][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1833.054499][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1833.054528][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1833.054576][T13804]  </TASK>
[ 1833.057791][T13804] Uninit was stored to memory at:
[ 1833.059375][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1833.067619][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.075411][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1833.075439][T13793] Call Trace:
[ 1833.075454][T13793]  <TASK>
[ 1833.075471][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1833.083536][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1833.091436][T13793]  dump_stack+0x25/0x28
[ 1833.099463][T13804]  do_recvmmsg+0xd77/0x2120
[ 1833.102402][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1833.102467][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1833.107574][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.116334][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1833.116396][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1833.121500][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.131548][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.131607][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1833.134979][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1833.137843][T13793]  ? should_fail+0x75/0x9c0
[ 1833.142573][T13804]  do_fast_syscall_32+0x34/0x70
[ 1833.147506][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.151645][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1833.156134][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1833.156198][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1833.161906][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.166923][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.171579][T13804] 
[ 1833.171588][T13804] Uninit was stored to memory at:
[ 1833.176858][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1833.176921][T13793]  __msan_chain_origin+0xbf/0x140
[ 1833.182153][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.188347][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.193521][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1833.199256][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.204318][T13804]  do_recvmmsg+0xd77/0x2120
[ 1833.208742][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1833.213648][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.218674][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.223274][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.229436][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.235562][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1833.241806][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1833.246974][T13804]  do_fast_syscall_32+0x34/0x70
[ 1833.249222][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.254366][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1833.260025][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1833.265120][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.270131][T13793]  ? fput+0x82/0x320
[ 1833.275301][T13804] 
[ 1833.280150][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.285152][T13804] Uninit was stored to memory at:
[ 1833.289595][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.294559][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.299107][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.303653][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1833.309908][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.315250][T13804]  do_recvmmsg+0xd77/0x2120
[ 1833.320178][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.326470][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.331231][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.336483][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.340896][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.347206][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1833.353440][T13793] RIP: 0023:0xf6ec4549
[ 1833.353473][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1833.353521][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1833.357396][T13804]  do_fast_syscall_32+0x34/0x70
[ 1833.359712][T13793]  ORIG_RAX: 0000000000000151
[ 1833.359729][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1833.366268][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1833.371198][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1833.375940][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.380951][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1833.387336][T13804] 
[ 1833.392184][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1833.392214][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1833.392259][T13793]  </TASK>
[ 1833.394612][T13793] Uninit was stored to memory at:
[ 1833.397268][T13804] Uninit was stored to memory at:
[ 1833.397335][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.401808][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.409647][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1833.411365][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.415945][T13804]  do_recvmmsg+0xd77/0x2120
[ 1833.422370][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.428685][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.433789][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.433845][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.433899][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.433956][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.434010][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.434062][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.434123][T13793] 
[ 1833.434131][T13793] Uninit was stored to memory at:
[ 1833.434193][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.434239][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.434283][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.434336][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.434397][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.434451][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.434506][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.434560][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.434620][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.434679][T13793] 
[ 1833.434687][T13793] Uninit was stored to memory at:
[ 1833.434746][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.434792][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.434836][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.434889][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.434943][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.434997][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.435052][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.435106][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.435159][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.435218][T13793] 
[ 1833.435226][T13793] Uninit was stored to memory at:
[ 1833.435286][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.435331][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.435375][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.435428][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.435482][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.435536][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.435654][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.435707][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.435760][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.435819][T13793] 
[ 1833.435827][T13793] Uninit was stored to memory at:
[ 1833.435886][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.435931][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.435975][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.436028][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.436081][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.436134][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.436188][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.440240][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.459981][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.460036][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.460096][T13793] 
[ 1833.460104][T13793] Uninit was stored to memory at:
[ 1833.460163][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.468988][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1833.471142][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.475929][T13804]  do_fast_syscall_32+0x34/0x70
[ 1833.483976][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.488478][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1833.496537][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.496599][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.496652][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.496708][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.496762][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.496814][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.496875][T13793] 
[ 1833.496883][T13793] Uninit was stored to memory at:
[ 1833.496944][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.496990][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.497034][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.497088][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.497141][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.497195][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1833.497250][T13793]  do_fast_syscall_32+0x34/0x70
[ 1833.497304][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1833.497357][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.497417][T13793] 
[ 1833.497425][T13793] Local variable msg_sys created at:
[ 1833.497440][T13793]  do_recvmmsg+0xbb/0x2120
[ 1833.497491][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.770917][T13793] not chained 1140000 origins
[ 1833.776315][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.781366][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1833.786325][T13804] 
[ 1833.790679][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1833.797066][T13804] Uninit was stored to memory at:
[ 1833.799307][T13793] Call Trace:
[ 1833.799324][T13793]  <TASK>
[ 1833.804455][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.809420][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1833.814412][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1833.818834][T13793]  dump_stack+0x25/0x28
[ 1833.823564][T13804]  do_recvmmsg+0xd77/0x2120
[ 1833.829805][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1833.834896][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.839657][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1833.846036][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.850454][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1833.856835][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1833.859080][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1833.864248][T13804]  do_fast_syscall_32+0x34/0x70
[ 1833.869271][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.874349][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1833.879200][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1833.884119][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.888532][T13793]  ? should_fail+0x75/0x9c0
[ 1833.893088][T13804] 
[ 1833.897680][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.904060][T13804] Uninit was stored to memory at:
[ 1833.908998][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1833.913957][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.918322][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1833.924706][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1833.926954][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.932028][T13804]  do_recvmmsg+0xd77/0x2120
[ 1833.937054][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1833.942045][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1833.946462][T13793]  __msan_chain_origin+0xbf/0x140
[ 1833.951115][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1833.957428][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1833.957498][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1833.962582][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1833.967355][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1833.971833][T13804]  do_fast_syscall_32+0x34/0x70
[ 1833.978151][T13793]  do_recvmmsg+0xd77/0x2120
[ 1833.978227][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.980537][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1833.985815][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1833.985879][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1833.990278][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1833.994957][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1833.995039][T13793]  ? fput+0x82/0x320
[ 1833.999729][T13804] 
[ 1833.999743][T13804] Uninit was stored to memory at:
[ 1834.006059][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.006135][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.015050][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.017245][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.027358][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1834.032298][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.032364][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.035633][T13804]  do_recvmmsg+0xd77/0x2120
[ 1834.038583][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.043751][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.048336][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.053330][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.057393][T13793] RIP: 0023:0xf6ec4549
[ 1834.061876][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1834.067583][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1834.072341][T13804]  do_fast_syscall_32+0x34/0x70
[ 1834.077704][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1834.084333][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1834.089391][T13793]  ORIG_RAX: 0000000000000151
[ 1834.089410][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1834.094578][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.099598][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1834.104507][T13804] 
[ 1834.109538][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1834.114098][T13804] Local variable msg_sys created at:
[ 1834.119817][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1834.126255][T13804]  do_recvmmsg+0xbb/0x2120
[ 1834.130729][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1834.133147][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.138161][T13793]  </TASK>
[ 1834.263741][T13804] not chained 1150000 origins
[ 1834.266690][T13793] Uninit was stored to memory at:
[ 1834.270775][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1834.277429][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.281919][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1834.281948][T13804] Call Trace:
[ 1834.281964][T13804]  <TASK>
[ 1834.281982][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1834.282047][T13804]  dump_stack+0x25/0x28
[ 1834.287149][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1834.294241][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1834.294305][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1834.299259][T13793]  do_recvmmsg+0xd77/0x2120
[ 1834.304278][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1834.304341][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1834.304391][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1834.309209][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.313699][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1834.313770][T13804]  ? should_fail+0x75/0x9c0
[ 1834.313823][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1834.318302][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.322965][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1834.323029][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1834.323093][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1834.323149][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1834.329445][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.335759][T13804]  __msan_chain_origin+0xbf/0x140
[ 1834.335817][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.335885][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1834.339914][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.344930][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1834.344993][T13804]  do_recvmmsg+0xd77/0x2120
[ 1834.345066][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1834.364738][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.369483][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1834.375635][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.380007][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1834.384809][T13793] 
[ 1834.392628][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1834.392695][T13804]  ? fput+0x82/0x320
[ 1834.392753][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.399083][T13793] Uninit was stored to memory at:
[ 1834.399145][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.407046][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.407120][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.407187][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1834.409592][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1834.417557][T13804]  do_fast_syscall_32+0x34/0x70
[ 1834.417618][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1834.417674][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.423095][T13793]  do_recvmmsg+0xd77/0x2120
[ 1834.430934][T13804] RIP: 0023:0xf6ee7549
[ 1834.435427][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.443289][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1834.443337][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1834.443383][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1834.443417][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1834.443446][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1834.443474][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1834.448133][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.451142][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1834.455904][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.460823][T13804]  </TASK>
[ 1834.469712][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.477945][T13804] Uninit was stored to memory at:
[ 1834.485208][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.488242][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.491110][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.495936][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1834.500020][T13793] 
[ 1834.500029][T13793] Uninit was stored to memory at:
[ 1834.505071][T13804]  do_recvmmsg+0xd77/0x2120
[ 1834.505126][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.505179][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.505233][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1834.505286][T13804]  do_fast_syscall_32+0x34/0x70
[ 1834.505340][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1834.511107][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.516164][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.520643][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1834.525899][T13804] 
[ 1834.525908][T13804] Uninit was stored to memory at:
[ 1834.525967][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.531036][T13793]  do_recvmmsg+0xd77/0x2120
[ 1834.536224][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1834.536269][T13804]  do_recvmmsg+0xd77/0x2120
[ 1834.540955][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.546815][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.546870][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.551358][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.556545][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1834.563001][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.569235][T13804]  do_fast_syscall_32+0x34/0x70
[ 1834.575401][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.575454][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.575504][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.575561][T13793] 
[ 1834.575569][T13793] Uninit was stored to memory at:
[ 1834.575628][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.575673][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1834.575717][T13793]  do_recvmmsg+0xd77/0x2120
[ 1834.575771][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.575825][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.575879][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.575934][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.575988][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.576041][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.576101][T13793] 
[ 1834.576108][T13793] Uninit was stored to memory at:
[ 1834.576167][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.576213][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1834.576264][T13793]  do_recvmmsg+0xd77/0x2120
[ 1834.576316][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.576370][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.576424][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.576494][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.576548][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.576600][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.576660][T13793] 
[ 1834.576668][T13793] Uninit was stored to memory at:
[ 1834.576727][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.576772][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1834.576817][T13793]  do_recvmmsg+0xd77/0x2120
[ 1834.576869][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.576924][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.576978][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.577033][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.577087][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.577139][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.577199][T13793] 
[ 1834.577207][T13793] Uninit was stored to memory at:
[ 1834.577270][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.577315][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1834.577360][T13793]  do_recvmmsg+0xd77/0x2120
[ 1834.577412][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.577467][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.577521][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1834.577576][T13793]  do_fast_syscall_32+0x34/0x70
[ 1834.577629][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1834.577682][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.577742][T13793] 
[ 1834.577751][T13793] Local variable msg_sys created at:
[ 1834.577766][T13793]  do_recvmmsg+0xbb/0x2120
[ 1834.577816][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.905445][T13793] not chained 1160000 origins
[ 1834.905887][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1834.910904][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1834.916161][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1834.920483][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1834.925484][T13804] 
[ 1834.929917][T13793] Call Trace:
[ 1834.929934][T13793]  <TASK>
[ 1834.934652][T13804] Uninit was stored to memory at:
[ 1834.939237][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1834.945855][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1834.952048][T13793]  dump_stack+0x25/0x28
[ 1834.952113][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1834.952176][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1834.957268][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1834.962288][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1834.962352][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1834.962400][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1834.967225][T13804]  do_recvmmsg+0xd77/0x2120
[ 1834.972145][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1834.972212][T13793]  ? should_fail+0x75/0x9c0
[ 1834.976719][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1834.983030][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1834.983089][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1834.985429][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1834.990445][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1834.995680][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1835.000481][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1835.005046][T13804]  do_fast_syscall_32+0x34/0x70
[ 1835.009632][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1835.016023][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1835.020953][T13793]  __msan_chain_origin+0xbf/0x140
[ 1835.025858][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.030380][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.036822][T13804] 
[ 1835.039043][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1835.044112][T13804] Uninit was stored to memory at:
[ 1835.049139][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1835.054191][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.058551][T13793]  do_recvmmsg+0xd77/0x2120
[ 1835.063287][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1835.069547][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1835.074617][T13804]  do_recvmmsg+0xd77/0x2120
[ 1835.079378][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1835.083923][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.090159][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1835.092546][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.097478][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1835.102740][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1835.107583][T13793]  ? fput+0x82/0x320
[ 1835.112145][T13804]  do_fast_syscall_32+0x34/0x70
[ 1835.116735][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.123202][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1835.128140][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.133047][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.137469][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.143833][T13804] 
[ 1835.146089][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1835.151085][T13804] Uninit was stored to memory at:
[ 1835.151149][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.156536][T13793]  do_fast_syscall_32+0x34/0x70
[ 1835.156596][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1835.161543][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1835.166036][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.166105][T13793] RIP: 0023:0xf6ec4549
[ 1835.170774][T13804]  do_recvmmsg+0xd77/0x2120
[ 1835.177178][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1835.177225][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1835.182341][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.187103][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1835.191608][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.197917][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1835.197948][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1835.197977][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1835.198005][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1835.200316][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1835.205758][T13793]  </TASK>
[ 1835.206606][T13793] Uninit was stored to memory at:
[ 1835.210251][T13804]  do_fast_syscall_32+0x34/0x70
[ 1835.215101][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.219668][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1835.224261][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1835.233069][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.239394][T13793]  do_recvmmsg+0xd77/0x2120
[ 1835.249520][T13804] 
[ 1835.249540][T13804] Uninit was stored to memory at:
[ 1835.249603][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.251859][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.255283][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1835.258158][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.263238][T13804]  do_recvmmsg+0xd77/0x2120
[ 1835.263293][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.267981][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1835.273152][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.277310][T13793]  do_fast_syscall_32+0x34/0x70
[ 1835.283091][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1835.283148][T13804]  do_fast_syscall_32+0x34/0x70
[ 1835.288221][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1835.293217][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1835.293271][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.298658][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.303699][T13804] 
[ 1835.303708][T13804] Uninit was stored to memory at:
[ 1835.303779][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.308811][T13793] 
[ 1835.308820][T13793] Uninit was stored to memory at:
[ 1835.313370][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1835.319229][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.323740][T13804]  do_recvmmsg+0xd77/0x2120
[ 1835.323795][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.328491][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1835.333661][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.333720][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1835.339922][T13793]  do_recvmmsg+0xd77/0x2120
[ 1835.346310][T13804]  do_fast_syscall_32+0x34/0x70
[ 1835.352487][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.357476][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1835.362693][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.367497][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.373440][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1835.377852][T13804] 
[ 1835.377861][T13804] Local variable msg_sys created at:
[ 1835.383037][T13793]  do_fast_syscall_32+0x34/0x70
[ 1835.389251][T13804]  do_recvmmsg+0xbb/0x2120
[ 1835.394437][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1835.396733][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.401650][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.740733][T13804] not chained 1170000 origins
[ 1835.741279][T13793] 
[ 1835.741287][T13793] Uninit was stored to memory at:
[ 1835.748886][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1835.750853][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.755285][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1835.755311][T13804] Call Trace:
[ 1835.755326][T13804]  <TASK>
[ 1835.755342][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1835.755406][T13804]  dump_stack+0x25/0x28
[ 1835.761713][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1835.768046][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1835.768110][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1835.770463][T13793]  do_recvmmsg+0xd77/0x2120
[ 1835.775482][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1835.775545][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1835.775593][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1835.780670][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.782989][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1835.783055][T13804]  ? should_fail+0x75/0x9c0
[ 1835.783109][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1835.788101][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.793026][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1835.793091][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1835.798220][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1835.802708][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1835.802771][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1835.807478][T13793]  do_fast_syscall_32+0x34/0x70
[ 1835.812401][T13804]  __msan_chain_origin+0xbf/0x140
[ 1835.812460][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.812528][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1835.819152][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1835.824165][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1835.824228][T13804]  do_recvmmsg+0xd77/0x2120
[ 1835.828748][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.833602][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1835.833671][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1835.838337][T13793] 
[ 1835.838346][T13793] Uninit was stored to memory at:
[ 1835.842824][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1835.842883][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1835.849285][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.855726][T13804]  ? fput+0x82/0x320
[ 1835.855782][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.860925][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1835.863245][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.863319][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.868601][T13793]  do_recvmmsg+0xd77/0x2120
[ 1835.873450][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1835.873515][T13804]  do_fast_syscall_32+0x34/0x70
[ 1835.877933][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.882434][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1835.882492][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.887188][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.893499][T13804] RIP: 0023:0xf6ee7549
[ 1835.893533][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1835.893582][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1835.893627][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1835.898282][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1835.900593][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1835.905700][T13793]  do_fast_syscall_32+0x34/0x70
[ 1835.914338][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1835.914367][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1835.914396][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1835.914440][T13804]  </TASK>
[ 1835.919527][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1835.932865][T13804] Uninit was stored to memory at:
[ 1835.933109][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1835.936002][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.940606][T13793] 
[ 1835.940615][T13793] Uninit was stored to memory at:
[ 1835.944826][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1835.949813][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1835.955541][T13804]  do_recvmmsg+0xd77/0x2120
[ 1835.960572][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1835.965139][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.970345][T13793]  do_recvmmsg+0xd77/0x2120
[ 1835.975550][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.975615][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1835.980792][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1835.985558][T13804]  do_fast_syscall_32+0x34/0x70
[ 1835.991360][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1835.995936][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1836.001049][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1836.007444][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.013776][T13793]  do_fast_syscall_32+0x34/0x70
[ 1836.019810][T13804] 
[ 1836.019820][T13804] Uninit was stored to memory at:
[ 1836.024911][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1836.030036][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.035890][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.040694][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1836.045799][T13793] 
[ 1836.050871][T13804]  do_recvmmsg+0xd77/0x2120
[ 1836.055887][T13793] Uninit was stored to memory at:
[ 1836.060354][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.065336][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.069747][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.076167][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1836.081238][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1836.087557][T13793]  do_recvmmsg+0xd77/0x2120
[ 1836.089854][T13804]  do_fast_syscall_32+0x34/0x70
[ 1836.094956][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.100201][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1836.106527][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.111606][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.115577][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1836.122114][T13804] 
[ 1836.122123][T13804] Uninit was stored to memory at:
[ 1836.122185][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.127062][T13793]  do_fast_syscall_32+0x34/0x70
[ 1836.131723][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1836.138132][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1836.142672][T13804]  do_recvmmsg+0xd77/0x2120
[ 1836.147697][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.152619][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.157291][T13793] 
[ 1836.157300][T13793] Uninit was stored to memory at:
[ 1836.161774][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.168375][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.174709][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1836.178763][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1836.198484][T13804]  do_fast_syscall_32+0x34/0x70
[ 1836.206984][T13793]  do_recvmmsg+0xd77/0x2120
[ 1836.215017][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1836.220048][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.228086][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.233051][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.241012][T13804] 
[ 1836.241022][T13804] Uninit was stored to memory at:
[ 1836.249101][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1836.257246][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.260144][T13793]  do_fast_syscall_32+0x34/0x70
[ 1836.264711][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1836.269741][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1836.276133][T13804]  do_recvmmsg+0xd77/0x2120
[ 1836.281246][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.283635][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.288663][T13793] 
[ 1836.288673][T13793] Local variable msg_sys created at:
[ 1836.293661][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.298775][T13793]  do_recvmmsg+0xbb/0x2120
[ 1836.303339][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1836.308275][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.313009][T13804]  do_fast_syscall_32+0x34/0x70
[ 1836.652786][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1836.657340][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.663867][T13804] 
[ 1836.666202][T13804] Uninit was stored to memory at:
[ 1836.666505][T13793] not chained 1180000 origins
[ 1836.671280][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.676128][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1836.681169][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1836.689914][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1836.689942][T13793] Call Trace:
[ 1836.689957][T13793]  <TASK>
[ 1836.689974][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1836.695274][T13804]  do_recvmmsg+0xd77/0x2120
[ 1836.705262][T13793]  dump_stack+0x25/0x28
[ 1836.705316][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1836.708598][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.711527][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1836.716256][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.720675][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1836.724886][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1836.730518][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1836.735247][T13804]  do_fast_syscall_32+0x34/0x70
[ 1836.740205][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1836.746590][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1836.751706][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1836.756785][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.761810][T13793]  ? should_fail+0x75/0x9c0
[ 1836.766719][T13804] 
[ 1836.771747][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1836.776307][T13804] Uninit was stored to memory at:
[ 1836.782023][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1836.782088][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1836.788469][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.792908][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1836.792967][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1836.795294][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1836.800392][T13793]  __msan_chain_origin+0xbf/0x140
[ 1836.805487][T13804]  do_recvmmsg+0xd77/0x2120
[ 1836.811632][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.817753][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.822793][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1836.822848][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1836.827943][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.833737][T13793]  do_recvmmsg+0xd77/0x2120
[ 1836.833813][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1836.838732][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1836.843757][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1836.843830][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1836.848347][T13804]  do_fast_syscall_32+0x34/0x70
[ 1836.853445][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1836.853513][T13793]  ? fput+0x82/0x320
[ 1836.858193][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1836.863122][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.863189][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.868048][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.874375][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.874445][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1836.878934][T13804] 
[ 1836.878944][T13804] Uninit was stored to memory at:
[ 1836.884036][T13793]  do_fast_syscall_32+0x34/0x70
[ 1836.884097][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1836.889207][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.895385][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.895450][T13793] RIP: 0023:0xf6ec4549
[ 1836.900562][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1836.905397][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1836.905445][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1836.905491][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1836.911702][T13804]  do_recvmmsg+0xd77/0x2120
[ 1836.915580][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1836.915611][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1836.915640][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1836.915668][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1836.920148][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.926743][T13793]  </TASK>
[ 1836.927533][T13793] Uninit was stored to memory at:
[ 1836.931504][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.938020][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1836.944319][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1836.949347][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1836.951665][T13804]  do_fast_syscall_32+0x34/0x70
[ 1836.956831][T13793]  do_recvmmsg+0xd77/0x2120
[ 1836.961599][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1836.966227][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1836.971265][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1836.977703][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1836.981710][T13804] 
[ 1836.981721][T13804] Local variable msg_sys created at:
[ 1836.986726][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1837.006389][T13804]  do_recvmmsg+0xbb/0x2120
[ 1837.006444][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.015000][T13793]  do_fast_syscall_32+0x34/0x70
[ 1837.153542][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1837.158199][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.164938][T13793] 
[ 1837.167274][T13793] Uninit was stored to memory at:
[ 1837.172489][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.177645][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1837.182725][T13793]  do_recvmmsg+0xd77/0x2120
[ 1837.187280][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.192369][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.198761][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1837.204022][T13793]  do_fast_syscall_32+0x34/0x70
[ 1837.208935][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1837.213695][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.220079][T13793] 
[ 1837.222516][T13793] Uninit was stored to memory at:
[ 1837.227602][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.232874][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1837.237941][T13793]  do_recvmmsg+0xd77/0x2120
[ 1837.242690][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.247412][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.253979][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1837.259062][T13793]  do_fast_syscall_32+0x34/0x70
[ 1837.264161][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1837.268712][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.275229][T13793] 
[ 1837.277565][T13793] Uninit was stored to memory at:
[ 1837.282825][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.287977][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1837.293178][T13793]  do_recvmmsg+0xd77/0x2120
[ 1837.297732][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.302630][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.309009][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1837.314361][T13793]  do_fast_syscall_32+0x34/0x70
[ 1837.319259][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1837.324004][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.330389][T13793] 
[ 1837.332902][T13793] Uninit was stored to memory at:
[ 1837.337989][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.343345][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1837.348318][T13793]  do_recvmmsg+0xd77/0x2120
[ 1837.353104][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.355055][T13804] not chained 1190000 origins
[ 1837.357837][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.362916][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1837.369040][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1837.377783][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1837.377810][T13804] Call Trace:
[ 1837.377825][T13804]  <TASK>
[ 1837.377841][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1837.377905][T13804]  dump_stack+0x25/0x28
[ 1837.377956][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1837.378018][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1837.378085][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1837.378147][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1837.378196][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1837.378252][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1837.378317][T13804]  ? should_fail+0x75/0x9c0
[ 1837.383412][T13793]  do_fast_syscall_32+0x34/0x70
[ 1837.393358][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1837.393417][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1837.393480][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1837.396757][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1837.399686][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1837.404590][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.408575][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1837.414482][T13793] 
[ 1837.419387][T13804]  __msan_chain_origin+0xbf/0x140
[ 1837.425185][T13793] Uninit was stored to memory at:
[ 1837.429669][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.434947][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.440576][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1837.445149][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1837.449902][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1837.455231][T13793]  do_recvmmsg+0xd77/0x2120
[ 1837.461218][T13804]  do_recvmmsg+0xd77/0x2120
[ 1837.467435][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.471772][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1837.476943][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.483171][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1837.483235][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1837.483291][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1837.489257][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1837.491578][T13804]  ? fput+0x82/0x320
[ 1837.496694][T13793]  do_fast_syscall_32+0x34/0x70
[ 1837.501684][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.506892][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1837.511883][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.516909][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.521779][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.526749][T13793] 
[ 1837.531150][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1837.535758][T13793] Uninit was stored to memory at:
[ 1837.540321][T13804]  do_fast_syscall_32+0x34/0x70
[ 1837.545577][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.551745][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1837.558096][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1837.563068][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.563134][T13804] RIP: 0023:0xf6ee7549
[ 1837.563166][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1837.569502][T13793]  do_recvmmsg+0xd77/0x2120
[ 1837.574520][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1837.574566][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1837.574600][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1837.574635][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1837.578518][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.583351][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1837.583381][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1837.583425][T13804]  </TASK>
[ 1837.586598][T13804] Uninit was stored to memory at:
[ 1837.589985][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.594626][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.599252][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1837.605677][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1837.612140][T13793]  do_fast_syscall_32+0x34/0x70
[ 1837.612197][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1837.612249][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.612310][T13793] 
[ 1837.612320][T13793] Local variable msg_sys created at:
[ 1837.612335][T13793]  do_recvmmsg+0xbb/0x2120
[ 1837.612387][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.812519][T13804]  do_recvmmsg+0xd77/0x2120
[ 1837.817079][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.821803][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.830787][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1837.836071][T13804]  do_fast_syscall_32+0x34/0x70
[ 1837.840976][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1837.845706][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.854702][T13804] 
[ 1837.857043][T13804] Uninit was stored to memory at:
[ 1837.862286][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.867440][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1837.872588][T13804]  do_recvmmsg+0xd77/0x2120
[ 1837.877148][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.881869][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.890823][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1837.896152][T13804]  do_fast_syscall_32+0x34/0x70
[ 1837.901052][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1837.901393][T13793] not chained 1200000 origins
[ 1837.905797][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1837.910478][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1837.916867][T13804] 
[ 1837.925537][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1837.925564][T13793] Call Trace:
[ 1837.925580][T13793]  <TASK>
[ 1837.925597][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1837.927944][T13804] Uninit was stored to memory at:
[ 1837.928009][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1837.937996][T13793]  dump_stack+0x25/0x28
[ 1837.938050][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1837.941336][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1837.944265][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1837.944335][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1837.948994][T13804]  do_recvmmsg+0xd77/0x2120
[ 1837.954007][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1837.954058][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1837.959169][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1837.963313][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1837.963380][T13793]  ? should_fail+0x75/0x9c0
[ 1837.969178][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1837.974101][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1837.974164][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1837.979178][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1837.984366][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1837.984430][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1837.988920][T13804]  do_fast_syscall_32+0x34/0x70
[ 1837.994017][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1837.994081][T13793]  __msan_chain_origin+0xbf/0x140
[ 1837.999180][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1838.003851][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.003920][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.009722][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.014217][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1838.014281][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.020590][T13804] 
[ 1838.020599][T13804] Uninit was stored to memory at:
[ 1838.025791][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1838.025860][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1838.032191][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.037169][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1838.043305][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1838.048330][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1838.053234][T13804]  do_recvmmsg+0xd77/0x2120
[ 1838.058971][T13793]  ? fput+0x82/0x320
[ 1838.064046][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.068463][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.073630][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.078483][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.084868][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1838.089648][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.094191][T13804]  do_fast_syscall_32+0x34/0x70
[ 1838.096449][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.101450][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1838.106550][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.106611][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.113028][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.118057][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.123222][T13804] 
[ 1838.128074][T13793] RIP: 0023:0xf6ec4549
[ 1838.134373][T13804] Uninit was stored to memory at:
[ 1838.138792][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1838.142796][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.147331][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1838.153930][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1838.160147][T13793]  ORIG_RAX: 0000000000000151
[ 1838.160167][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1838.164899][T13804]  do_recvmmsg+0xd77/0x2120
[ 1838.169821][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1838.176209][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.180968][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1838.186051][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.190463][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1838.195374][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1838.199786][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1838.206259][T13804]  do_fast_syscall_32+0x34/0x70
[ 1838.212550][T13793]  </TASK>
[ 1838.213484][T13793] Uninit was stored to memory at:
[ 1838.215140][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1838.219271][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.227144][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.244108][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.244163][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.244217][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.244270][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.244330][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.249543][T13804] 
[ 1838.249553][T13804] Uninit was stored to memory at:
[ 1838.249616][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.255706][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.255762][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.255814][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.255875][T13793] 
[ 1838.255882][T13793] Uninit was stored to memory at:
[ 1838.255942][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.255987][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.256032][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.256084][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.256138][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.256192][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.256247][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.256301][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.256354][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.256414][T13793] 
[ 1838.256421][T13793] Uninit was stored to memory at:
[ 1838.256481][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.256526][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.256580][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.256633][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.256687][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.256741][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.256796][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.256850][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.256903][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.256963][T13793] 
[ 1838.256970][T13793] Uninit was stored to memory at:
[ 1838.257034][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.257080][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.257125][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.257178][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.257232][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.257286][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.257341][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.257394][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.257447][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.257507][T13793] 
[ 1838.257515][T13793] Uninit was stored to memory at:
[ 1838.257579][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.257624][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.257668][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.257721][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.257775][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.257829][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.257884][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.257938][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.257991][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.258050][T13793] 
[ 1838.258058][T13793] Uninit was stored to memory at:
[ 1838.258116][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.263147][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1838.267815][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.275910][T13804]  do_recvmmsg+0xd77/0x2120
[ 1838.280369][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.290864][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.293249][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.301260][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.301317][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1838.307752][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.318264][T13804]  do_fast_syscall_32+0x34/0x70
[ 1838.320828][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.329218][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1838.333814][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.333869][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.336916][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.341922][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.346488][T13804] 
[ 1838.346497][T13804] Uninit was stored to memory at:
[ 1838.351601][T13793] 
[ 1838.351609][T13793] Uninit was stored to memory at:
[ 1838.360609][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.363173][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.367640][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1838.372398][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.378709][T13804]  do_recvmmsg+0xd77/0x2120
[ 1838.384028][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.384084][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.384138][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.384192][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.384249][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.384302][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.384354][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.384415][T13793] 
[ 1838.384425][T13793] Local variable msg_sys created at:
[ 1838.384440][T13793]  do_recvmmsg+0xbb/0x2120
[ 1838.384489][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.674978][T13793] not chained 1210000 origins
[ 1838.678022][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.682880][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1838.687084][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.691921][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1838.691951][T13793] Call Trace:
[ 1838.691967][T13793]  <TASK>
[ 1838.691984][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1838.692050][T13793]  dump_stack+0x25/0x28
[ 1838.692102][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1838.692165][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1838.692233][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1838.692295][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1838.692345][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1838.692402][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1838.692468][T13793]  ? should_fail+0x75/0x9c0
[ 1838.692521][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1838.692583][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1838.692645][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1838.692707][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1838.692764][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1838.692826][T13793]  __msan_chain_origin+0xbf/0x140
[ 1838.692882][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.692950][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.693003][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1838.693066][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.693141][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1838.693208][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1838.693270][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1838.693326][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1838.693390][T13793]  ? fput+0x82/0x320
[ 1838.693445][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.693507][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.693584][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.693652][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.693715][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.693774][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.693831][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.693894][T13793] RIP: 0023:0xf6ec4549
[ 1838.693926][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1838.693974][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1838.694020][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1838.694054][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1838.694085][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1838.694114][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1838.694142][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1838.694185][T13793]  </TASK>
[ 1838.694422][T13793] Uninit was stored to memory at:
[ 1838.699056][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1838.705570][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.710492][T13804]  do_fast_syscall_32+0x34/0x70
[ 1838.717049][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.721856][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1838.727069][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.727127][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.727180][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.727234][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.727290][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.727343][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.727396][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.727456][T13793] 
[ 1838.727464][T13793] Uninit was stored to memory at:
[ 1838.727526][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.727577][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.727622][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.727673][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.727727][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.727780][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.727835][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.727889][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.727941][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.728000][T13793] 
[ 1838.728008][T13793] Uninit was stored to memory at:
[ 1838.728067][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.728112][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.728156][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.728209][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.728263][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.728317][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.728372][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.728426][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.728479][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.728538][T13793] 
[ 1838.728546][T13793] Uninit was stored to memory at:
[ 1838.728610][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.728655][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.728700][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.728752][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.728806][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.728860][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.728915][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.728969][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.729022][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.729081][T13793] 
[ 1838.729089][T13793] Uninit was stored to memory at:
[ 1838.729148][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1838.729193][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1838.729238][T13793]  do_recvmmsg+0xd77/0x2120
[ 1838.729290][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1838.729344][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1838.729397][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1838.729451][T13793]  do_fast_syscall_32+0x34/0x70
[ 1838.729503][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1838.729575][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.734224][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1838.734285][T13804] 
[ 1838.734294][T13804] Local variable msg_sys created at:
[ 1838.734309][T13804]  do_recvmmsg+0xbb/0x2120
[ 1838.734359][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.083931][T13804] not chained 1220000 origins
[ 1839.090425][T13793] 
[ 1839.101030][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1839.106506][T13793] Uninit was stored to memory at:
[ 1839.114346][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1839.114373][T13804] Call Trace:
[ 1839.114389][T13804]  <TASK>
[ 1839.114406][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1839.114476][T13804]  dump_stack+0x25/0x28
[ 1839.114528][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1839.114590][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1839.114657][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1839.114719][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1839.122865][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.130685][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1839.133859][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1839.138708][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1839.143886][T13793]  do_recvmmsg+0xd77/0x2120
[ 1839.148819][T13804]  ? should_fail+0x75/0x9c0
[ 1839.153780][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.158572][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1839.163183][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.167594][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1839.172365][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1839.178575][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1839.183772][T13793]  do_fast_syscall_32+0x34/0x70
[ 1839.188432][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1839.193046][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1839.199237][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1839.201555][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.206562][T13804]  __msan_chain_origin+0xbf/0x140
[ 1839.206623][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.206692][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1839.206746][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1839.211848][T13793] 
[ 1839.211856][T13793] Uninit was stored to memory at:
[ 1839.216776][T13804]  do_recvmmsg+0xd77/0x2120
[ 1839.216853][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1839.216919][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1839.221448][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.226060][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1839.226124][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1839.226187][T13804]  ? fput+0x82/0x320
[ 1839.232622][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1839.237506][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.242453][T13793]  do_recvmmsg+0xd77/0x2120
[ 1839.246830][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.253232][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.255461][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.260452][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.265555][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1839.265620][T13804]  do_fast_syscall_32+0x34/0x70
[ 1839.265679][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1839.265734][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.270675][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1839.275164][T13804] RIP: 0023:0xf6ee7549
[ 1839.275198][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1839.275245][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1839.279925][T13793]  do_fast_syscall_32+0x34/0x70
[ 1839.286235][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1839.286271][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1839.286301][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1839.286330][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1839.286359][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1839.291362][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1839.296211][T13804]  </TASK>
[ 1839.299394][T13804] Uninit was stored to memory at:
[ 1839.300836][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.307592][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.309608][T13793] 
[ 1839.309617][T13793] Local variable msg_sys created at:
[ 1839.314716][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1839.319826][T13793]  do_recvmmsg+0xbb/0x2120
[ 1839.327290][T13804]  do_recvmmsg+0xd77/0x2120
[ 1839.329420][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.334194][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.589492][T13793] not chained 1230000 origins
[ 1839.593946][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.594012][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1839.594068][T13804]  do_fast_syscall_32+0x34/0x70
[ 1839.594120][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1839.594172][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.598673][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1839.604597][T13804] 
[ 1839.610766][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1839.615853][T13804] Uninit was stored to memory at:
[ 1839.620869][T13793] Call Trace:
[ 1839.620886][T13793]  <TASK>
[ 1839.625922][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.630623][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1839.633011][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1839.637952][T13793]  dump_stack+0x25/0x28
[ 1839.642499][T13804]  do_recvmmsg+0xd77/0x2120
[ 1839.647530][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1839.653823][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.658847][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1839.664007][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.670159][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1839.674106][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1839.678956][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1839.685606][T13804]  do_fast_syscall_32+0x34/0x70
[ 1839.689921][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1839.694653][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1839.699240][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1839.705630][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.711874][T13793]  ? should_fail+0x75/0x9c0
[ 1839.716958][T13804] 
[ 1839.721716][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1839.726275][T13804] Uninit was stored to memory at:
[ 1839.732509][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1839.732575][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1839.737637][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.741642][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1839.761318][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1839.769632][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1839.769702][T13793]  __msan_chain_origin+0xbf/0x140
[ 1839.774617][T13804]  do_recvmmsg+0xd77/0x2120
[ 1839.782508][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.782578][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1839.790538][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.798504][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1839.798566][T13793]  do_recvmmsg+0xd77/0x2120
[ 1839.806622][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.814532][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1839.814603][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1839.819073][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1839.822084][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1839.822142][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1839.827164][T13804]  do_fast_syscall_32+0x34/0x70
[ 1839.833477][T13793]  ? fput+0x82/0x320
[ 1839.833533][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.838647][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1839.840966][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.846301][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.851256][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.855712][T13804] 
[ 1839.860135][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1839.864854][T13804] Uninit was stored to memory at:
[ 1839.869441][T13793]  do_fast_syscall_32+0x34/0x70
[ 1839.874321][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.880512][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1839.885611][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1839.890353][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.894910][T13804]  do_recvmmsg+0xd77/0x2120
[ 1839.901144][T13793] RIP: 0023:0xf6ec4549
[ 1839.909963][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.912205][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1839.912253][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1839.922400][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.927335][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1839.930607][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1839.933528][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1839.933559][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1839.933587][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1839.933615][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1839.938700][T13804]  do_fast_syscall_32+0x34/0x70
[ 1839.943370][T13793]  </TASK>
[ 1839.944254][T13793] Uninit was stored to memory at:
[ 1839.948367][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1839.952665][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.957075][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1839.962867][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1839.967516][T13804] 
[ 1839.967524][T13804] Uninit was stored to memory at:
[ 1839.973402][T13793]  do_recvmmsg+0xd77/0x2120
[ 1839.979677][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1839.985019][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1839.989973][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1839.995182][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1839.999979][T13804]  do_recvmmsg+0xd77/0x2120
[ 1840.005166][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1840.009650][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.015623][T13793]  do_fast_syscall_32+0x34/0x70
[ 1840.021884][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.026515][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1840.028686][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1840.033948][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.038870][T13804]  do_fast_syscall_32+0x34/0x70
[ 1840.045189][T13793] 
[ 1840.045198][T13793] Uninit was stored to memory at:
[ 1840.045260][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.051287][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1840.056512][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1840.061603][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.066626][T13793]  do_recvmmsg+0xd77/0x2120
[ 1840.072471][T13804] 
[ 1840.072481][T13804] Uninit was stored to memory at:
[ 1840.072543][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.077525][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.082093][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1840.082139][T13804]  do_recvmmsg+0xd77/0x2120
[ 1840.087228][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.092315][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.092370][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.097049][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1840.101905][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1840.106538][T13793]  do_fast_syscall_32+0x34/0x70
[ 1840.112776][T13804]  do_fast_syscall_32+0x34/0x70
[ 1840.112831][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1840.117915][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1840.124216][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.129263][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.134467][T13804] 
[ 1840.134480][T13804] Uninit was stored to memory at:
[ 1840.134549][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.140714][T13793] 
[ 1840.140727][T13793] Uninit was stored to memory at:
[ 1840.140791][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.145659][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1840.149559][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1840.156177][T13804]  do_recvmmsg+0xd77/0x2120
[ 1840.156242][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.160740][T13793]  do_recvmmsg+0xd77/0x2120
[ 1840.165526][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.171892][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.178299][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1840.180545][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.185716][T13804]  do_fast_syscall_32+0x34/0x70
[ 1840.190761][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1840.195687][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1840.195741][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.200830][T13793]  do_fast_syscall_32+0x34/0x70
[ 1840.205437][T13804] 
[ 1840.205447][T13804] Local variable msg_sys created at:
[ 1840.210358][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1840.216749][T13804]  do_recvmmsg+0xbb/0x2120
[ 1840.216806][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.575938][T13804] not chained 1240000 origins
[ 1840.576178][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.580998][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1840.585654][T13793] 
[ 1840.590153][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1840.594740][T13793] Uninit was stored to memory at:
[ 1840.600960][T13804] Call Trace:
[ 1840.600977][T13804]  <TASK>
[ 1840.605817][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.610668][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1840.617072][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1840.621997][T13804]  dump_stack+0x25/0x28
[ 1840.622051][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1840.627096][T13793]  do_recvmmsg+0xd77/0x2120
[ 1840.631592][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1840.637998][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.642739][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1840.642804][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1840.645145][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.650681][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1840.655270][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1840.659577][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1840.664339][T13793]  do_fast_syscall_32+0x34/0x70
[ 1840.668905][T13804]  ? should_fail+0x75/0x9c0
[ 1840.675392][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1840.684236][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1840.684295][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1840.686647][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.696694][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1840.696759][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1840.701917][T13793] 
[ 1840.705189][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1840.708110][T13793] Uninit was stored to memory at:
[ 1840.708174][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.713207][T13804]  __msan_chain_origin+0xbf/0x140
[ 1840.713271][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.713339][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1840.717975][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1840.722906][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1840.722970][T13804]  do_recvmmsg+0xd77/0x2120
[ 1840.727133][T13793]  do_recvmmsg+0xd77/0x2120
[ 1840.732853][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1840.732923][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1840.737423][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.742437][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1840.742496][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1840.742559][T13804]  ? fput+0x82/0x320
[ 1840.747206][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.752394][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.752456][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.757583][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1840.763910][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.763979][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1840.769087][T13793]  do_fast_syscall_32+0x34/0x70
[ 1840.774102][T13804]  do_fast_syscall_32+0x34/0x70
[ 1840.774162][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1840.779982][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1840.784906][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.784971][T13804] RIP: 0023:0xf6ee7549
[ 1840.785004][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1840.789486][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.793973][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1840.794020][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1840.794054][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1840.794085][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1840.799168][T13793] 
[ 1840.799177][T13793] Uninit was stored to memory at:
[ 1840.805392][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1840.805422][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1840.805465][T13804]  </TASK>
[ 1840.808877][T13804] Uninit was stored to memory at:
[ 1840.811862][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.817999][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.823165][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1840.825500][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1840.831293][T13793]  do_recvmmsg+0xd77/0x2120
[ 1840.838871][T13804]  do_recvmmsg+0xd77/0x2120
[ 1840.841500][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.846620][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.851718][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.856715][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.861662][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1840.868995][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1840.871079][T13793]  do_fast_syscall_32+0x34/0x70
[ 1840.875685][T13804]  do_fast_syscall_32+0x34/0x70
[ 1840.880771][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1840.887202][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1840.891845][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.899486][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.903377][T13793] 
[ 1840.903386][T13793] Uninit was stored to memory at:
[ 1840.907268][T13804] 
[ 1840.907276][T13804] Uninit was stored to memory at:
[ 1840.907341][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.913734][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1840.920160][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1840.924915][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1840.924960][T13793]  do_recvmmsg+0xd77/0x2120
[ 1840.925015][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1840.925069][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1840.925123][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1840.925179][T13793]  do_fast_syscall_32+0x34/0x70
[ 1840.925234][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1840.925286][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1840.925346][T13793] 
[ 1840.925355][T13793] Local variable msg_sys created at:
[ 1840.925370][T13793]  do_recvmmsg+0xbb/0x2120
[ 1840.925421][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.229366][T13793] not chained 1250000 origins
[ 1841.230412][T13804]  do_recvmmsg+0xd77/0x2120
[ 1841.237005][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1841.239304][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.244573][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1841.244602][T13793] Call Trace:
[ 1841.244618][T13793]  <TASK>
[ 1841.244636][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1841.249060][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.253732][T13793]  dump_stack+0x25/0x28
[ 1841.253787][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1841.253849][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1841.258543][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1841.263038][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1841.263101][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1841.272078][T13804]  do_fast_syscall_32+0x34/0x70
[ 1841.276665][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1841.286781][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1841.289978][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1841.292990][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.297604][T13793]  ? should_fail+0x75/0x9c0
[ 1841.303981][T13804] 
[ 1841.308049][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1841.313838][T13804] Uninit was stored to memory at:
[ 1841.318773][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1841.323908][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.328963][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1841.334136][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1841.338893][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1841.344058][T13804]  do_recvmmsg+0xd77/0x2120
[ 1841.348471][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1841.354329][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.360570][T13793]  __msan_chain_origin+0xbf/0x140
[ 1841.365130][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.367372][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.372535][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1841.377487][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1841.383765][T13804]  do_fast_syscall_32+0x34/0x70
[ 1841.388789][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1841.394904][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1841.399755][T13793]  do_recvmmsg+0xd77/0x2120
[ 1841.404921][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.409344][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1841.415187][T13804] 
[ 1841.419787][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1841.424858][T13804] Uninit was stored to memory at:
[ 1841.431090][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1841.436831][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.441714][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1841.446704][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1841.451468][T13793]  ? fput+0x82/0x320
[ 1841.456370][T13804]  do_recvmmsg+0xd77/0x2120
[ 1841.460783][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.465345][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.471580][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.476754][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.478998][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.485279][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1841.490228][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1841.495386][T13804]  do_fast_syscall_32+0x34/0x70
[ 1841.500410][T13793]  do_fast_syscall_32+0x34/0x70
[ 1841.507171][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1841.512001][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1841.512064][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.515962][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.520447][T13793] RIP: 0023:0xf6ec4549
[ 1841.527018][T13804] 
[ 1841.531637][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1841.536373][T13804] Uninit was stored to memory at:
[ 1841.542608][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1841.542656][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1841.542690][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1841.549071][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.554019][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1841.554049][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1841.554077][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1841.554121][T13793]  </TASK>
[ 1841.559108][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1841.564846][T13793] Uninit was stored to memory at:
[ 1841.568848][T13804]  do_recvmmsg+0xd77/0x2120
[ 1841.573496][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.577905][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.584338][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1841.590690][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.594857][T13793]  do_recvmmsg+0xd77/0x2120
[ 1841.597139][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1841.616850][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.621841][T13804]  do_fast_syscall_32+0x34/0x70
[ 1841.630429][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.638378][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1841.646433][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1841.651526][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.659585][T13793]  do_fast_syscall_32+0x34/0x70
[ 1841.667600][T13804] 
[ 1841.667608][T13804] Uninit was stored to memory at:
[ 1841.667672][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.675687][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1841.678642][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1841.683704][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.688638][T13804]  do_recvmmsg+0xd77/0x2120
[ 1841.693252][T13793] 
[ 1841.698288][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.703074][T13793] Uninit was stored to memory at:
[ 1841.707947][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.714407][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.718819][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1841.723945][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1841.728559][T13804]  do_fast_syscall_32+0x34/0x70
[ 1841.733504][T13793]  do_recvmmsg+0xd77/0x2120
[ 1841.739778][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1841.744445][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.749348][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.755749][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.760570][T13804] 
[ 1841.760579][T13804] Uninit was stored to memory at:
[ 1841.763005][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1841.768024][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.773174][T13793]  do_fast_syscall_32+0x34/0x70
[ 1841.777650][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1841.782693][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1841.789042][T13804]  do_recvmmsg+0xd77/0x2120
[ 1841.793621][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.795920][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.800653][T13793] 
[ 1841.800662][T13793] Uninit was stored to memory at:
[ 1841.800723][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1841.805742][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.805797][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1841.812359][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1841.817390][T13804]  do_fast_syscall_32+0x34/0x70
[ 1841.822489][T13793]  do_recvmmsg+0xd77/0x2120
[ 1841.827389][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1841.832341][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.836784][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1841.841269][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1841.846005][T13804] 
[ 1841.846016][T13804] Local variable msg_sys created at:
[ 1841.846031][T13804]  do_recvmmsg+0xbb/0x2120
[ 1841.852442][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1841.858735][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1841.861056][T13793]  do_fast_syscall_32+0x34/0x70
[ 1841.999516][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.004217][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.010697][T13793] 
[ 1842.013146][T13793] Uninit was stored to memory at:
[ 1842.018243][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.023523][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.028494][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.033268][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.037998][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.045117][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.050196][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.055264][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.059904][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.066420][T13793] 
[ 1842.068754][T13793] Uninit was stored to memory at:
[ 1842.074054][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.079203][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.084407][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.088968][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.093821][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.100202][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.105413][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.110323][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.115003][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.121473][T13793] 
[ 1842.123915][T13793] Uninit was stored to memory at:
[ 1842.128999][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.134287][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.139267][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.144016][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.148741][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.155318][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.160400][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.165507][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.170059][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.176634][T13793] 
[ 1842.178979][T13793] Uninit was stored to memory at:
[ 1842.184280][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.189433][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.194600][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.199155][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.204016][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.210405][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.215685][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.220587][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.225254][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.231639][T13793] 
[ 1842.234097][T13793] Local variable msg_sys created at:
[ 1842.239390][T13793]  do_recvmmsg+0xbb/0x2120
[ 1842.244042][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.271666][T13793] not chained 1260000 origins
[ 1842.276547][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1842.285353][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1842.295439][T13793] Call Trace:
[ 1842.298732][T13793]  <TASK>
[ 1842.301681][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1842.306423][T13793]  dump_stack+0x25/0x28
[ 1842.310618][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1842.316392][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1842.321476][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1842.326724][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1842.331914][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1842.337084][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1842.342944][T13793]  ? should_fail+0x75/0x9c0
[ 1842.347489][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1842.352646][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1842.358937][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1842.365056][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1842.370218][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1842.376078][T13793]  __msan_chain_origin+0xbf/0x140
[ 1842.381155][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.386325][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.387239][T13804] not chained 1270000 origins
[ 1842.391303][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1842.400813][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.405366][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1842.410520][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1842.416805][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1842.421951][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1842.428238][T13793]  ? fput+0x82/0x320
[ 1842.432161][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.438701][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.443425][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.449802][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.454866][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.459754][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.464288][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.470664][T13793] RIP: 0023:0xf6ec4549
[ 1842.474746][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1842.494380][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1842.502817][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1842.510804][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1842.518787][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1842.526771][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1842.534765][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1842.542770][T13793]  </TASK>
[ 1842.545812][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1842.547831][T13793] Uninit was stored to memory at:
[ 1842.554609][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1842.554636][T13804] Call Trace:
[ 1842.554650][T13804]  <TASK>
[ 1842.554666][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1842.554734][T13804]  dump_stack+0x25/0x28
[ 1842.559788][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.569778][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1842.569841][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1842.569908][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1842.573237][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.576086][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1842.580743][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.584884][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1842.584943][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1842.590178][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.595882][T13804]  ? should_fail+0x75/0x9c0
[ 1842.595937][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1842.595994][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1842.601001][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.606185][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1842.606250][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1842.611197][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.616293][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1842.616357][T13804]  __msan_chain_origin+0xbf/0x140
[ 1842.620870][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.625967][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.626037][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1842.626091][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1842.631857][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.636519][T13804]  do_recvmmsg+0xd77/0x2120
[ 1842.636600][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1842.641099][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.646210][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1842.646278][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1842.652616][T13793] 
[ 1842.658833][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1842.664983][T13793] Uninit was stored to memory at:
[ 1842.669984][T13804]  ? fput+0x82/0x320
[ 1842.675135][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.680773][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.685868][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.690614][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.695798][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.700653][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.705563][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.709967][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1842.714536][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.720148][T13804]  do_fast_syscall_32+0x34/0x70
[ 1842.726551][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.732677][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1842.732735][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.737862][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.740184][T13804] RIP: 0023:0xf6ee7549
[ 1842.746943][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.751851][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1842.755827][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.760820][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1842.767395][T13793] 
[ 1842.772221][T13804]  ORIG_RAX: 0000000000000151
[ 1842.772238][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1842.772272][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1842.772302][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1842.772330][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1842.776975][T13793] Uninit was stored to memory at:
[ 1842.777040][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.781459][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1842.787870][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.792442][T13804]  </TASK>
[ 1842.795804][T13804] Uninit was stored to memory at:
[ 1842.797524][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.804007][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.808779][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.813890][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1842.818369][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.827249][T13804]  do_recvmmsg+0xd77/0x2120
[ 1842.829608][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.833776][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.838254][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.860391][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.864375][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.870401][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1842.872812][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.877489][T13804]  do_fast_syscall_32+0x34/0x70
[ 1842.885548][T13793] 
[ 1842.885559][T13793] Uninit was stored to memory at:
[ 1842.885622][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.885668][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.885712][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.885767][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.885821][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.885874][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.885929][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.885983][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.886035][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.886100][T13793] 
[ 1842.886108][T13793] Uninit was stored to memory at:
[ 1842.886167][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.886212][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.886256][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.886309][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.886363][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.886417][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.886471][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.886525][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.886577][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.886636][T13793] 
[ 1842.886644][T13793] Uninit was stored to memory at:
[ 1842.886702][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.886748][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.886792][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.886845][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.886898][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.886952][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.887006][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.887060][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.887117][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.887177][T13793] 
[ 1842.887184][T13793] Uninit was stored to memory at:
[ 1842.887243][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1842.887289][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1842.887333][T13793]  do_recvmmsg+0xd77/0x2120
[ 1842.887386][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1842.887440][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1842.887494][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1842.887549][T13793]  do_fast_syscall_32+0x34/0x70
[ 1842.887603][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1842.887656][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1842.887715][T13793] 
[ 1842.887724][T13793] Local variable msg_sys created at:
[ 1842.887740][T13793]  do_recvmmsg+0xbb/0x2120
[ 1842.887791][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.080925][T13793] not chained 1280000 origins
[ 1843.087303][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1843.089664][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1843.094752][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.099763][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1843.104878][T13804] 
[ 1843.109274][T13793] Call Trace:
[ 1843.109292][T13793]  <TASK>
[ 1843.114065][T13804] Uninit was stored to memory at:
[ 1843.120293][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1843.125441][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.130150][T13793]  dump_stack+0x25/0x28
[ 1843.134704][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1843.141048][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1843.143484][T13804]  do_recvmmsg+0xd77/0x2120
[ 1843.148395][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1843.153597][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.158413][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1843.162971][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.167560][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1843.173944][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1843.178876][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.183783][T13804]  do_fast_syscall_32+0x34/0x70
[ 1843.188192][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1843.195184][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1843.197514][T13793]  ? should_fail+0x75/0x9c0
[ 1843.202590][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.207618][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.212666][T13804] 
[ 1843.217043][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1843.221702][T13804] Uninit was stored to memory at:
[ 1843.221769][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.228107][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1843.228176][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.233281][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1843.238040][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1843.242606][T13804]  do_recvmmsg+0xd77/0x2120
[ 1843.250756][T13793]  __msan_chain_origin+0xbf/0x140
[ 1843.253209][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.258343][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.262814][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.267419][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.272140][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1843.276555][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1843.285380][T13804]  do_fast_syscall_32+0x34/0x70
[ 1843.291618][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.301745][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1843.303995][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.304065][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1843.307319][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.310247][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.315323][T13804] 
[ 1843.319914][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1843.325078][T13804] Uninit was stored to memory at:
[ 1843.329150][T13793]  ? fput+0x82/0x320
[ 1843.334194][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.339772][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.344348][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1843.349271][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.354003][T13804]  do_recvmmsg+0xd77/0x2120
[ 1843.359126][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.365495][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.370530][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.375601][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.380661][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.385576][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1843.391293][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.395854][T13804]  do_fast_syscall_32+0x34/0x70
[ 1843.400266][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.406796][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1843.411886][T13793] RIP: 0023:0xf6ec4549
[ 1843.414339][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.420455][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1843.425569][T13804] 
[ 1843.430582][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1843.436746][T13804] Uninit was stored to memory at:
[ 1843.441761][T13793]  ORIG_RAX: 0000000000000151
[ 1843.441779][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1843.446814][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.452477][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1843.452509][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1843.452538][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1843.452567][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1843.457058][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1843.462228][T13793]  </TASK>
[ 1843.463122][T13793] Uninit was stored to memory at:
[ 1843.467053][T13804]  do_recvmmsg+0xd77/0x2120
[ 1843.472334][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.472383][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.472427][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.472480][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.472534][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.472588][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.472645][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.472699][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.472751][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.472811][T13793] 
[ 1843.472819][T13793] Uninit was stored to memory at:
[ 1843.472878][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.472923][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.472967][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.473020][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.473074][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.473128][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.473182][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.473236][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.473293][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.473353][T13793] 
[ 1843.473360][T13793] Uninit was stored to memory at:
[ 1843.473419][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.473464][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.473508][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.473560][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.473614][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.473668][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.473724][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.473777][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.473830][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.473890][T13793] 
[ 1843.473897][T13793] Uninit was stored to memory at:
[ 1843.473956][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.474002][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.474046][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.474100][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.474155][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.474208][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.474263][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.474324][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.474376][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.474436][T13793] 
[ 1843.474443][T13793] Uninit was stored to memory at:
[ 1843.474502][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.474548][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.474592][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.474645][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.474699][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.474751][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.474805][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.481126][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.486195][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.491179][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.496208][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.501025][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1843.505672][T13793] 
[ 1843.505684][T13793] Uninit was stored to memory at:
[ 1843.505748][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.505795][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.505839][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.505894][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.505948][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.506001][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.506057][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.506110][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.506163][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.506222][T13793] 
[ 1843.506230][T13793] Uninit was stored to memory at:
[ 1843.506288][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.506334][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.506378][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.506431][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.506485][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.506538][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1843.506603][T13793]  do_fast_syscall_32+0x34/0x70
[ 1843.506657][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1843.506710][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.506770][T13793] 
[ 1843.506779][T13793] Local variable msg_sys created at:
[ 1843.506794][T13793]  do_recvmmsg+0xbb/0x2120
[ 1843.506845][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.770863][T13793] not chained 1290000 origins
[ 1843.778125][T13804]  do_fast_syscall_32+0x34/0x70
[ 1843.780316][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1843.785070][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1843.791287][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1843.796371][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.801132][T13793] Call Trace:
[ 1843.801148][T13793]  <TASK>
[ 1843.805691][T13804] 
[ 1843.811932][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1843.812000][T13793]  dump_stack+0x25/0x28
[ 1843.814333][T13804] Uninit was stored to memory at:
[ 1843.814401][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.819342][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1843.824515][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1843.829374][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1843.833934][T13804]  do_recvmmsg+0xd77/0x2120
[ 1843.838527][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1843.844927][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.849848][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1843.854751][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.859169][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.865556][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1843.867798][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1843.872877][T13804]  do_fast_syscall_32+0x34/0x70
[ 1843.877908][T13793]  ? should_fail+0x75/0x9c0
[ 1843.882897][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1843.887313][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.892051][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1843.898286][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1843.903387][T13804] 
[ 1843.908154][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1843.912726][T13804] Uninit was stored to memory at:
[ 1843.918956][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.921325][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.926283][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1843.926347][T13793]  __msan_chain_origin+0xbf/0x140
[ 1843.931453][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1843.936469][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1843.936538][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1843.941033][T13804]  do_recvmmsg+0xd77/0x2120
[ 1843.945718][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1843.945781][T13793]  do_recvmmsg+0xd77/0x2120
[ 1843.952177][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.957134][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.962024][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.966463][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1843.972848][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1843.975089][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1843.980100][T13804]  do_fast_syscall_32+0x34/0x70
[ 1843.985209][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1843.985273][T13793]  ? fput+0x82/0x320
[ 1843.990206][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1843.994694][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1843.994758][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1843.999513][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.005843][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.005911][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.010912][T13804] 
[ 1844.010922][T13804] Local variable msg_sys created at:
[ 1844.015763][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.015824][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.020500][T13804]  do_recvmmsg+0xbb/0x2120
[ 1844.025074][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.025139][T13793] RIP: 0023:0xf6ec4549
[ 1844.025170][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1844.031469][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.037889][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1844.037939][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1844.037973][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1844.038003][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1844.158314][T13804] not chained 1300000 origins
[ 1844.162045][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1844.162075][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1844.162121][T13793]  </TASK>
[ 1844.162837][T13793] Uninit was stored to memory at:
[ 1844.166818][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1844.171548][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.176329][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1844.176357][T13804] Call Trace:
[ 1844.176372][T13804]  <TASK>
[ 1844.176389][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1844.176453][T13804]  dump_stack+0x25/0x28
[ 1844.176503][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1844.185358][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1844.189767][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1844.199954][T13793]  do_recvmmsg+0xd77/0x2120
[ 1844.206569][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1844.206633][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1844.206682][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1844.206739][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1844.210017][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.212952][T13804]  ? should_fail+0x75/0x9c0
[ 1844.213007][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1844.213064][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1844.215385][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.220051][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1844.224375][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.229224][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1844.234478][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.240040][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1844.245161][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.250073][T13804]  __msan_chain_origin+0xbf/0x140
[ 1844.254743][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.259755][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.264553][T13793] 
[ 1844.269576][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1844.275972][T13793] Uninit was stored to memory at:
[ 1844.280971][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1844.286124][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.291786][T13804]  do_recvmmsg+0xd77/0x2120
[ 1844.296871][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1844.301215][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1844.305784][T13793]  do_recvmmsg+0xd77/0x2120
[ 1844.311753][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1844.318155][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.324281][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1844.324341][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1844.326703][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.332846][T13804]  ? fput+0x82/0x320
[ 1844.332903][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.332964][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.337953][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.343065][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.343134][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1844.348248][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.354045][T13804]  do_fast_syscall_32+0x34/0x70
[ 1844.354106][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1844.354162][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.359159][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.364084][T13804] RIP: 0023:0xf6ee7549
[ 1844.364118][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1844.364165][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1844.369280][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.374206][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1844.374241][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1844.374271][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1844.374300][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1844.378883][T13793] 
[ 1844.378892][T13793] Uninit was stored to memory at:
[ 1844.383729][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1844.383774][T13804]  </TASK>
[ 1844.391299][T13804] Uninit was stored to memory at:
[ 1844.393243][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.398304][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.404673][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1844.410871][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1844.415979][T13793]  do_recvmmsg+0xd77/0x2120
[ 1844.421058][T13804]  do_recvmmsg+0xd77/0x2120
[ 1844.425988][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.432271][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.436173][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.440661][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.447249][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.451890][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1844.458309][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.464596][T13804]  do_fast_syscall_32+0x34/0x70
[ 1844.469611][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.472655][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1844.477962][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.483319][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.487828][T13793] 
[ 1844.487838][T13793] Uninit was stored to memory at:
[ 1844.492311][T13804] 
[ 1844.492319][T13804] Uninit was stored to memory at:
[ 1844.492383][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.498693][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.502781][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1844.522724][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1844.527386][T13804]  do_recvmmsg+0xd77/0x2120
[ 1844.535890][T13793]  do_recvmmsg+0xd77/0x2120
[ 1844.543908][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.551890][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.559940][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.564616][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.572635][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1844.580621][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.583737][T13804]  do_fast_syscall_32+0x34/0x70
[ 1844.588764][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.597583][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1844.602795][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.612986][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.616277][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.619202][T13804] 
[ 1844.619212][T13804] Uninit was stored to memory at:
[ 1844.623958][T13793] 
[ 1844.628136][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.633970][T13793] Uninit was stored to memory at:
[ 1844.638874][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1844.644032][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.648448][T13804]  do_recvmmsg+0xd77/0x2120
[ 1844.653729][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1844.658809][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.664006][T13793]  do_recvmmsg+0xd77/0x2120
[ 1844.669786][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.674651][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.679134][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1844.684343][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.690637][T13804]  do_fast_syscall_32+0x34/0x70
[ 1844.697045][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.703149][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1844.708181][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.713356][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.718207][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.724089][T13804] 
[ 1844.724098][T13804] Uninit was stored to memory at:
[ 1844.724164][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.728600][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.733687][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1844.740020][T13793] 
[ 1844.740028][T13793] Uninit was stored to memory at:
[ 1844.745191][T13804]  do_recvmmsg+0xd77/0x2120
[ 1844.747581][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.752531][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.757564][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1844.762478][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.767595][T13793]  do_recvmmsg+0xd77/0x2120
[ 1844.772187][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1844.777134][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.782303][T13804]  do_fast_syscall_32+0x34/0x70
[ 1844.786810][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.793110][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1844.797790][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.802963][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.809212][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.815601][T13804] 
[ 1844.815610][T13804] Uninit was stored to memory at:
[ 1844.815673][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.819511][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.826070][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1844.830752][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.835846][T13804]  do_recvmmsg+0xd77/0x2120
[ 1844.842274][T13793] 
[ 1844.847255][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.852181][T13793] Uninit was stored to memory at:
[ 1844.857020][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.861560][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.867900][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1844.872500][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1844.876546][T13804]  do_fast_syscall_32+0x34/0x70
[ 1844.896252][T13793]  do_recvmmsg+0xd77/0x2120
[ 1844.904758][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1844.911086][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.919125][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.927183][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.935217][T13804] 
[ 1844.935227][T13804] Uninit was stored to memory at:
[ 1844.935289][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1844.943298][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1844.945595][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1844.950606][T13793]  do_fast_syscall_32+0x34/0x70
[ 1844.958640][T13804]  do_recvmmsg+0xd77/0x2120
[ 1844.961676][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1844.966769][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1844.971863][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1844.977031][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1844.981883][T13793] 
[ 1844.981893][T13793] Local variable msg_sys created at:
[ 1844.986877][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1844.991402][T13793]  do_recvmmsg+0xbb/0x2120
[ 1844.996002][T13804]  do_fast_syscall_32+0x34/0x70
[ 1845.000692][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1845.005468][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1845.196702][T13793] not chained 1310000 origins
[ 1845.198692][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1845.203301][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1845.208207][T13804] 
[ 1845.208216][T13804] Uninit was stored to memory at:
[ 1845.212870][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1845.212899][T13793] Call Trace:
[ 1845.212914][T13793]  <TASK>
[ 1845.212931][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1845.217502][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1845.223769][T13793]  dump_stack+0x25/0x28
[ 1845.223822][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1845.228508][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1845.233529][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1845.233613][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1845.239956][T13804]  do_recvmmsg+0xd77/0x2120
[ 1845.244798][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1845.244856][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1845.249897][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1845.254392][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1845.254459][T13793]  ? should_fail+0x75/0x9c0
[ 1845.259308][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1845.265627][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1845.265687][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1845.270207][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1845.272530][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1845.272599][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1845.277615][T13804]  do_fast_syscall_32+0x34/0x70
[ 1845.282713][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1845.282776][T13793]  __msan_chain_origin+0xbf/0x140
[ 1845.289111][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1845.294041][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1845.294112][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1845.296444][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1845.301460][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1845.306024][T13804] 
[ 1845.311046][T13793]  do_recvmmsg+0xd77/0x2120
[ 1845.315781][T13804] Local variable msg_sys created at:
[ 1845.320647][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1845.327013][T13804]  do_recvmmsg+0xbb/0x2120
[ 1845.331440][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1845.336511][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1845.341100][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1845.464985][T13804] not chained 1320000 origins
[ 1845.470117][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1845.787374][T13793]  ? fput+0x82/0x320
[ 1845.791317][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1845.797880][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1845.802621][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1845.808995][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1845.814062][T13793]  do_fast_syscall_32+0x34/0x70
[ 1845.819042][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1845.823589][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1845.830064][T13793] RIP: 0023:0xf6ec4549
[ 1845.834148][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1845.853872][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1845.862309][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1845.870296][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1845.878459][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1845.886445][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1845.894428][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1845.902427][T13793]  </TASK>
[ 1845.905464][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1845.906593][T13793] Uninit was stored to memory at:
[ 1845.914270][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1845.914305][T13804] Call Trace:
[ 1845.914320][T13804]  <TASK>
[ 1845.914336][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1845.914433][T13804]  dump_stack+0x25/0x28
[ 1845.919495][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1845.929490][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1845.929574][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1845.929641][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1845.933001][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1845.935826][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1845.940484][T13793]  do_recvmmsg+0xd77/0x2120
[ 1845.944630][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1845.944689][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1845.944755][T13804]  ? should_fail+0x75/0x9c0
[ 1845.949834][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1845.955541][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1845.955600][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1845.955663][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1845.960684][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1845.965875][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1845.965933][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1845.965995][T13804]  __msan_chain_origin+0xbf/0x140
[ 1845.966051][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1845.970952][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1845.976160][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1845.976225][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1845.980737][T13793]  do_fast_syscall_32+0x34/0x70
[ 1845.985840][T13804]  do_recvmmsg+0xd77/0x2120
[ 1845.985916][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1845.991735][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1845.996243][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1845.996306][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1846.000991][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.006094][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1846.006158][T13804]  ? fput+0x82/0x320
[ 1846.012634][T13793] 
[ 1846.018472][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.024960][T13793] Uninit was stored to memory at:
[ 1846.029917][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.035860][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.040740][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.045926][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.050852][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1846.055891][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.060697][T13804]  do_fast_syscall_32+0x34/0x70
[ 1846.065632][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.070026][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1846.075221][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.079610][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.085984][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.090930][T13804] RIP: 0023:0xf6ee7549
[ 1846.098675][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.104698][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1846.104746][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1846.104794][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1846.108662][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.110977][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1846.117562][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.122484][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1846.122514][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1846.122543][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1846.122588][T13804]  </TASK>
[ 1846.126038][T13804] Uninit was stored to memory at:
[ 1846.127548][T13793] 
[ 1846.127556][T13793] Uninit was stored to memory at:
[ 1846.127622][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.132787][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.139081][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.144082][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1846.144127][T13804]  do_recvmmsg+0xd77/0x2120
[ 1846.144180][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.144238][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.144291][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1846.144347][T13804]  do_fast_syscall_32+0x34/0x70
[ 1846.144401][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1846.150027][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.154833][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.159665][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.164413][T13804] 
[ 1846.164423][T13804] Uninit was stored to memory at:
[ 1846.164487][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.168939][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.178391][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1846.183074][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.183132][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.188141][T13804]  do_recvmmsg+0xd77/0x2120
[ 1846.192590][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.197149][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.216949][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.217022][T13793] 
[ 1846.217030][T13793] Uninit was stored to memory at:
[ 1846.217118][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.217163][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.217208][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.217263][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.217316][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.217369][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.217425][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.217479][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.217532][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.217593][T13793] 
[ 1846.217601][T13793] Uninit was stored to memory at:
[ 1846.217660][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.217705][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.217749][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.217802][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.217856][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.217910][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.217965][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.218018][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.218079][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.218137][T13793] 
[ 1846.218145][T13793] Uninit was stored to memory at:
[ 1846.218204][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.218249][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.218293][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.218346][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.218400][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.218453][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.218508][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.218561][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.218613][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.218673][T13793] 
[ 1846.218680][T13793] Uninit was stored to memory at:
[ 1846.218739][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.218784][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.218829][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.218882][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.218936][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.218990][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.219092][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.219161][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.219219][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.219280][T13793] 
[ 1846.219289][T13793] Local variable msg_sys created at:
[ 1846.219304][T13793]  do_recvmmsg+0xbb/0x2120
[ 1846.219356][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.338167][T13793] not chained 1330000 origins
[ 1846.342352][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.342415][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1846.347440][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1846.347487][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1846.347513][T13793] Call Trace:
[ 1846.347528][T13793]  <TASK>
[ 1846.352442][T13804]  do_fast_syscall_32+0x34/0x70
[ 1846.356846][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1846.361336][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1846.367655][T13793]  dump_stack+0x25/0x28
[ 1846.367708][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1846.372458][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.374708][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1846.379710][T13804] 
[ 1846.379718][T13804] Uninit was stored to memory at:
[ 1846.384808][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1846.384870][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1846.391242][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.396119][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1846.396178][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1846.401202][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1846.406043][T13793]  ? should_fail+0x75/0x9c0
[ 1846.406098][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1846.410616][T13804]  do_recvmmsg+0xd77/0x2120
[ 1846.415109][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1846.415173][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1846.419858][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.426178][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1846.426237][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1846.428583][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.433616][T13793]  __msan_chain_origin+0xbf/0x140
[ 1846.433675][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.439308][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1846.444337][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.444394][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1846.448878][T13804]  do_fast_syscall_32+0x34/0x70
[ 1846.453550][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.453630][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1846.459934][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1846.464958][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1846.465022][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1846.469866][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.474359][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1846.474423][T13793]  ? fput+0x82/0x320
[ 1846.480743][T13804] 
[ 1846.480757][T13804] Uninit was stored to memory at:
[ 1846.483101][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.483166][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.488243][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.493302][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.493370][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.498292][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1846.502783][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.502844][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.507524][T13804]  do_recvmmsg+0xd77/0x2120
[ 1846.513853][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.513920][T13793] RIP: 0023:0xf6ec4549
[ 1846.513952][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1846.518976][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.523815][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1846.523866][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1846.523900][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1846.528388][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.534699][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1846.534730][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1846.534759][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1846.534802][T13793]  </TASK>
[ 1846.537104][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1846.542792][T13793] Uninit was stored to memory at:
[ 1846.547346][T13804]  do_fast_syscall_32+0x34/0x70
[ 1846.552444][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.552491][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.552535][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.552596][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.552650][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.552704][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.552759][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.552813][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.552866][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.552926][T13793] 
[ 1846.552934][T13793] Uninit was stored to memory at:
[ 1846.552993][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.553038][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.553083][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.553136][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.553189][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.553243][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.553298][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.553352][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.553405][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.553464][T13793] 
[ 1846.553472][T13793] Uninit was stored to memory at:
[ 1846.553531][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.553581][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.553625][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.553678][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.553731][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.553784][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.553839][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.553892][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.553944][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.554003][T13793] 
[ 1846.554011][T13793] Uninit was stored to memory at:
[ 1846.554070][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.554115][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.554159][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.554212][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.554265][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.554319][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.554374][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.554427][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.554480][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.554539][T13793] 
[ 1846.554546][T13793] Uninit was stored to memory at:
[ 1846.554610][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.554655][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.554700][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.554751][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.554803][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.554853][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.554904][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.554956][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.555005][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.555060][T13793] 
[ 1846.555068][T13793] Uninit was stored to memory at:
[ 1846.555123][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.555166][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.555208][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.555258][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.555308][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.555359][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.555411][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.555460][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.555517][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.555582][T13793] 
[ 1846.555589][T13793] Uninit was stored to memory at:
[ 1846.555645][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1846.555688][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1846.555730][T13793]  do_recvmmsg+0xd77/0x2120
[ 1846.555780][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1846.555830][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1846.555881][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1846.555933][T13793]  do_fast_syscall_32+0x34/0x70
[ 1846.555983][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1846.556032][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1846.556089][T13793] 
[ 1846.556098][T13793] Local variable msg_sys created at:
[ 1846.556112][T13793]  do_recvmmsg+0xbb/0x2120
[ 1846.556159][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.151191][T13793] not chained 1340000 origins
[ 1847.152183][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1847.152244][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.152305][T13804] 
[ 1847.152313][T13804] Uninit was stored to memory at:
[ 1847.152374][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.152417][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1847.152459][T13804]  do_recvmmsg+0xd77/0x2120
[ 1847.152511][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.152562][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.152613][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1847.157441][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1847.162088][T13804]  do_fast_syscall_32+0x34/0x70
[ 1847.168242][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1847.170557][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1847.175678][T13793] Call Trace:
[ 1847.175698][T13793]  <TASK>
[ 1847.175715][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1847.175785][T13793]  dump_stack+0x25/0x28
[ 1847.180984][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.185914][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1847.185984][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1847.190489][T13804] 
[ 1847.190501][T13804] Uninit was stored to memory at:
[ 1847.195161][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1847.195227][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1847.201609][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.206654][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1847.206713][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1847.211568][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1847.216077][T13793]  ? should_fail+0x75/0x9c0
[ 1847.216132][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1847.222538][T13804]  do_recvmmsg+0xd77/0x2120
[ 1847.224782][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1847.229789][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.234887][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1847.234951][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1847.239991][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.244492][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1847.244555][T13793]  __msan_chain_origin+0xbf/0x140
[ 1847.244612][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.249278][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1847.255616][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1847.255679][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1847.260695][T13804]  do_fast_syscall_32+0x34/0x70
[ 1847.265539][T13793]  do_recvmmsg+0xd77/0x2120
[ 1847.265615][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1847.270101][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1847.276426][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1847.276489][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1847.278812][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.283823][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1847.283888][T13793]  ? fput+0x82/0x320
[ 1847.288995][T13804] 
[ 1847.289004][T13804] Uninit was stored to memory at:
[ 1847.293918][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.293982][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.298557][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.303277][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.303346][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1847.309651][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1847.314753][T13793]  do_fast_syscall_32+0x34/0x70
[ 1847.314814][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1847.320112][T13804]  do_recvmmsg+0xd77/0x2120
[ 1847.324617][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.324681][T13793] RIP: 0023:0xf6ec4549
[ 1847.331004][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.333327][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1847.333375][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1847.338858][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.343953][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1847.343987][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1847.344018][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1847.344047][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1847.348953][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1847.353441][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1847.353486][T13793]  </TASK>
[ 1847.354589][T13793] Uninit was stored to memory at:
[ 1847.358176][T13804]  do_fast_syscall_32+0x34/0x70
[ 1847.364652][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.369674][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1847.374637][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1847.379077][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.385512][T13793]  do_recvmmsg+0xd77/0x2120
[ 1847.387786][T13804] 
[ 1847.387796][T13804] Local variable msg_sys created at:
[ 1847.392918][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.397989][T13804]  do_recvmmsg+0xbb/0x2120
[ 1847.403050][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.407498][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.412312][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1847.754433][T13804] not chained 1350000 origins
[ 1847.756312][T13793]  do_fast_syscall_32+0x34/0x70
[ 1847.761316][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1847.767798][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1847.772636][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1847.772663][T13804] Call Trace:
[ 1847.772679][T13804]  <TASK>
[ 1847.772695][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1847.772759][T13804]  dump_stack+0x25/0x28
[ 1847.777662][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.782503][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1847.782568][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1847.787089][T13793] 
[ 1847.787098][T13793] Uninit was stored to memory at:
[ 1847.791578][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1847.798124][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.802037][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1847.802089][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1847.802146][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1847.806792][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1847.826398][T13804]  ? should_fail+0x75/0x9c0
[ 1847.826453][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1847.826510][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1847.835167][T13793]  do_recvmmsg+0xd77/0x2120
[ 1847.841388][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1847.849713][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.857578][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1847.857638][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1847.865710][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.873580][T13804]  __msan_chain_origin+0xbf/0x140
[ 1847.873639][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.873705][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1847.878702][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1847.886673][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1847.886736][T13804]  do_recvmmsg+0xd77/0x2120
[ 1847.886811][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1847.889787][T13793]  do_fast_syscall_32+0x34/0x70
[ 1847.894811][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1847.894874][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1847.899737][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1847.904841][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1847.904906][T13804]  ? fput+0x82/0x320
[ 1847.909432][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.914458][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.914522][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.920866][T13793] 
[ 1847.920875][T13793] Uninit was stored to memory at:
[ 1847.925373][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.925442][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1847.927909][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.933135][T13804]  do_fast_syscall_32+0x34/0x70
[ 1847.933202][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1847.937887][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1847.942312][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1847.942376][T13804] RIP: 0023:0xf6ee7549
[ 1847.942410][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1847.948743][T13793]  do_recvmmsg+0xd77/0x2120
[ 1847.953499][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1847.953547][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1847.953581][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1847.953611][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1847.958618][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1847.963286][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1847.963316][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1847.963360][T13804]  </TASK>
[ 1847.966643][T13804] Uninit was stored to memory at:
[ 1847.968224][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1847.977209][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1847.981659][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1847.991903][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1847.995253][T13793]  do_fast_syscall_32+0x34/0x70
[ 1847.998108][T13804]  do_recvmmsg+0xd77/0x2120
[ 1848.002862][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.002916][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.002977][T13793] 
[ 1848.002985][T13793] Uninit was stored to memory at:
[ 1848.003045][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.003090][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.003134][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.003187][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.003241][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.003295][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.003350][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.003403][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.003456][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.003515][T13793] 
[ 1848.003523][T13793] Uninit was stored to memory at:
[ 1848.003582][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.003627][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.003671][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.003730][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.003783][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.003837][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.003892][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.003946][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.003998][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.004058][T13793] 
[ 1848.004065][T13793] Uninit was stored to memory at:
[ 1848.004124][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.004170][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.004214][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.004266][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.004320][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.004374][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.004429][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.004483][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.004535][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.004594][T13793] 
[ 1848.004601][T13793] Uninit was stored to memory at:
[ 1848.004660][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.004712][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.004756][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.004808][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.004863][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.004916][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.004976][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.005030][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.005082][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.005141][T13793] 
[ 1848.005150][T13793] Local variable msg_sys created at:
[ 1848.005165][T13793]  do_recvmmsg+0xbb/0x2120
[ 1848.005214][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.304231][T13793] not chained 1360000 origins
[ 1848.304572][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.312623][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1848.312675][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1848.312701][T13793] Call Trace:
[ 1848.312717][T13793]  <TASK>
[ 1848.312733][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1848.312800][T13793]  dump_stack+0x25/0x28
[ 1848.312852][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1848.312917][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1848.312986][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1848.313048][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1848.313098][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.313155][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1848.313228][T13793]  ? should_fail+0x75/0x9c0
[ 1848.313281][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.313339][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1848.313401][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1848.313464][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.313521][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1848.313583][T13793]  __msan_chain_origin+0xbf/0x140
[ 1848.313640][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.313709][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.313762][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1848.313825][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.313900][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.313968][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1848.314030][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.314087][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1848.314150][T13793]  ? fput+0x82/0x320
[ 1848.314211][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.314273][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.314345][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.314412][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.314475][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.314534][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.314591][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.314656][T13793] RIP: 0023:0xf6ec4549
[ 1848.314687][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1848.314735][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1848.314781][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1848.314816][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1848.314846][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1848.314875][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1848.314903][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1848.314947][T13793]  </TASK>
[ 1848.314963][T13793] Uninit was stored to memory at:
[ 1848.315025][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.323165][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.331151][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.335895][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1848.335953][T13804]  do_fast_syscall_32+0x34/0x70
[ 1848.336006][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1848.336057][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.344309][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.344366][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.344420][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.344474][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.344529][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.344582][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.344634][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.344694][T13793] 
[ 1848.344702][T13793] Uninit was stored to memory at:
[ 1848.344763][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.344808][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.344852][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.344905][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.344958][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.345011][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.345067][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.345120][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.345177][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.345237][T13793] 
[ 1848.345244][T13793] Uninit was stored to memory at:
[ 1848.345303][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.345348][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.345392][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.345445][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.345499][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.345553][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.345608][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.345661][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.345714][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.345774][T13793] 
[ 1848.345782][T13793] Uninit was stored to memory at:
[ 1848.345841][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.345886][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.345930][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.345983][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.346037][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.346091][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.346147][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.346205][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.346258][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.346318][T13793] 
[ 1848.346325][T13793] Uninit was stored to memory at:
[ 1848.346385][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.346430][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.346474][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.346526][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.346580][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.346632][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.346687][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.354848][T13804] 
[ 1848.354858][T13804] Uninit was stored to memory at:
[ 1848.354918][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.357908][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.363042][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1848.363089][T13804]  do_recvmmsg+0xd77/0x2120
[ 1848.363142][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.363195][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.369495][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.377165][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1848.379717][T13793] 
[ 1848.379726][T13793] Uninit was stored to memory at:
[ 1848.384749][T13804]  do_fast_syscall_32+0x34/0x70
[ 1848.389659][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.394188][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1848.394241][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.394300][T13804] 
[ 1848.394309][T13804] Uninit was stored to memory at:
[ 1848.394367][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.398811][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.407630][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1848.412684][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.417784][T13804]  do_recvmmsg+0xd77/0x2120
[ 1848.422847][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.427299][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.432059][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.432116][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.432179][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.432233][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.432285][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.432346][T13793] 
[ 1848.432354][T13793] Uninit was stored to memory at:
[ 1848.432417][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.432463][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.432508][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.432561][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.432615][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.432669][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.432724][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.432778][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.432831][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.432890][T13793] 
[ 1848.432899][T13793] Local variable msg_sys created at:
[ 1848.432914][T13793]  do_recvmmsg+0xbb/0x2120
[ 1848.432964][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.720175][T13793] not chained 1370000 origins
[ 1848.723166][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.723231][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1848.723287][T13804]  do_fast_syscall_32+0x34/0x70
[ 1848.728416][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1848.734402][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1848.738706][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1848.743934][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.750175][T13793] Call Trace:
[ 1848.750196][T13793]  <TASK>
[ 1848.756369][T13804] 
[ 1848.761349][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1848.767292][T13804] Uninit was stored to memory at:
[ 1848.772225][T13793]  dump_stack+0x25/0x28
[ 1848.772289][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1848.772353][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1848.777490][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.782368][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1848.782433][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1848.782483][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.787320][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1848.791810][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1848.797004][T13804]  do_recvmmsg+0xd77/0x2120
[ 1848.803134][T13793]  ? should_fail+0x75/0x9c0
[ 1848.803190][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.808301][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.814531][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1848.814595][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1848.818486][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.824977][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.825035][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1848.829705][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1848.836014][T13793]  __msan_chain_origin+0xbf/0x140
[ 1848.836073][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.841094][T13804]  do_fast_syscall_32+0x34/0x70
[ 1848.846130][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1848.846186][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1848.850682][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1848.857085][T13793]  do_recvmmsg+0xd77/0x2120
[ 1848.857165][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.861217][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.880914][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1848.880979][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1848.889460][T13804] 
[ 1848.897348][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1848.897413][T13793]  ? fput+0x82/0x320
[ 1848.905458][T13804] Uninit was stored to memory at:
[ 1848.913343][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.913411][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.921599][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1848.929525][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.929620][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1848.932740][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1848.937670][T13793]  do_fast_syscall_32+0x34/0x70
[ 1848.942844][T13804]  do_recvmmsg+0xd77/0x2120
[ 1848.949080][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1848.954078][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1848.959019][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1848.963944][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1848.968360][T13793] RIP: 0023:0xf6ec4549
[ 1848.974795][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1848.979184][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1848.983947][T13804]  do_fast_syscall_32+0x34/0x70
[ 1848.990163][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1848.995255][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1849.000007][T13793]  ORIG_RAX: 0000000000000151
[ 1849.000025][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1849.004572][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.010804][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1849.013198][T13804] 
[ 1849.018129][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1849.023303][T13804] Uninit was stored to memory at:
[ 1849.028262][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1849.032932][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.037824][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1849.044257][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1849.049264][T13793]  </TASK>
[ 1849.054180][T13804]  do_recvmmsg+0xd77/0x2120
[ 1849.059692][T13793] Uninit was stored to memory at:
[ 1849.064985][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.067385][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.072417][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.072474][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1849.077556][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1849.082561][T13804]  do_fast_syscall_32+0x34/0x70
[ 1849.082618][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1849.087129][T13793]  do_recvmmsg+0xd77/0x2120
[ 1849.091793][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.098222][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.103284][T13804] 
[ 1849.103293][T13804] Uninit was stored to memory at:
[ 1849.103357][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.108134][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.112705][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1849.112749][T13804]  do_recvmmsg+0xd77/0x2120
[ 1849.119054][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1849.121382][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.126488][T13793]  do_fast_syscall_32+0x34/0x70
[ 1849.131570][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.138504][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1849.141058][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1849.145856][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.152250][T13804]  do_fast_syscall_32+0x34/0x70
[ 1849.157336][T13793] 
[ 1849.157349][T13793] Uninit was stored to memory at:
[ 1849.157426][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.168040][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1849.172656][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1849.179025][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.181346][T13793]  do_recvmmsg+0xd77/0x2120
[ 1849.186439][T13804] 
[ 1849.186451][T13804] Local variable msg_sys created at:
[ 1849.186466][T13804]  do_recvmmsg+0xbb/0x2120
[ 1849.191550][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.196574][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.201072][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.546150][T13804] not chained 1380000 origins
[ 1849.550332][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1849.559524][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1849.560805][T13793]  do_fast_syscall_32+0x34/0x70
[ 1849.565297][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1849.565323][T13804] Call Trace:
[ 1849.565338][T13804]  <TASK>
[ 1849.565354][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1849.565416][T13804]  dump_stack+0x25/0x28
[ 1849.570517][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1849.575183][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1849.575248][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1849.581511][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.587569][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1849.587632][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1849.587680][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1849.594090][T13793] 
[ 1849.599094][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1849.604979][T13793] Uninit was stored to memory at:
[ 1849.609898][T13804]  ? should_fail+0x75/0x9c0
[ 1849.615044][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.619993][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1849.624920][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1849.629744][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1849.634707][T13793]  do_recvmmsg+0xd77/0x2120
[ 1849.639101][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1849.643739][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.648741][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1849.655140][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.661266][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1849.666455][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1849.668716][T13804]  __msan_chain_origin+0xbf/0x140
[ 1849.675033][T13793]  do_fast_syscall_32+0x34/0x70
[ 1849.678830][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.683925][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1849.690338][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1849.695075][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.700076][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1849.706471][T13793] 
[ 1849.711387][T13804]  do_recvmmsg+0xd77/0x2120
[ 1849.716398][T13793] Uninit was stored to memory at:
[ 1849.721154][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1849.725775][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.730131][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1849.735045][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1849.741260][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1849.747666][T13793]  do_recvmmsg+0xd77/0x2120
[ 1849.751617][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1849.756727][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.776316][T13804]  ? fput+0x82/0x320
[ 1849.776375][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.776435][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.781249][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.787511][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.787579][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1849.792266][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1849.796830][T13804]  do_fast_syscall_32+0x34/0x70
[ 1849.804881][T13793]  do_fast_syscall_32+0x34/0x70
[ 1849.811358][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1849.819418][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1849.821634][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.829744][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.834678][T13804] RIP: 0023:0xf6ee7549
[ 1849.834718][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1849.834765][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1849.842811][T13793] 
[ 1849.847808][T13804]  ORIG_RAX: 0000000000000151
[ 1849.847825][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1849.855871][T13793] Uninit was stored to memory at:
[ 1849.860695][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1849.863860][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.868195][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1849.873301][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1849.877879][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1849.883247][T13793]  do_recvmmsg+0xd77/0x2120
[ 1849.889450][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1849.894558][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.899392][T13804]  </TASK>
[ 1849.904315][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.911823][T13804] Uninit was stored to memory at:
[ 1849.913300][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1849.919641][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.924348][T13793]  do_fast_syscall_32+0x34/0x70
[ 1849.926668][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1849.931684][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1849.939265][T13804]  do_recvmmsg+0xd77/0x2120
[ 1849.943310][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.948257][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.952849][T13793] 
[ 1849.952859][T13793] Uninit was stored to memory at:
[ 1849.957847][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.962656][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.962702][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1849.962747][T13793]  do_recvmmsg+0xd77/0x2120
[ 1849.962800][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.962854][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.962908][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1849.962964][T13793]  do_fast_syscall_32+0x34/0x70
[ 1849.963018][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1849.963070][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.963131][T13793] 
[ 1849.963138][T13793] Uninit was stored to memory at:
[ 1849.963203][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1849.963248][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1849.963294][T13793]  do_recvmmsg+0xd77/0x2120
[ 1849.963346][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1849.963400][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1849.963454][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1849.963509][T13793]  do_fast_syscall_32+0x34/0x70
[ 1849.963563][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1849.963615][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1849.963676][T13793] 
[ 1849.963685][T13793] Local variable msg_sys created at:
[ 1849.963700][T13793]  do_recvmmsg+0xbb/0x2120
[ 1849.963750][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.184808][T13793] not chained 1390000 origins
[ 1850.185869][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1850.190819][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1850.195913][T13804]  do_fast_syscall_32+0x34/0x70
[ 1850.201973][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1850.202002][T13793] Call Trace:
[ 1850.202018][T13793]  <TASK>
[ 1850.202034][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1850.206544][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1850.212865][T13793]  dump_stack+0x25/0x28
[ 1850.212918][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1850.217594][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.222704][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1850.222774][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1850.229088][T13804] 
[ 1850.229098][T13804] Uninit was stored to memory at:
[ 1850.234881][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1850.234932][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.240015][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.245059][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1850.245127][T13793]  ? should_fail+0x75/0x9c0
[ 1850.249971][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1850.255070][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.255129][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1850.259723][T13804]  do_recvmmsg+0xd77/0x2120
[ 1850.264649][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1850.264718][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.271035][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.275907][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1850.275970][T13793]  __msan_chain_origin+0xbf/0x140
[ 1850.278382][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.282876][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.282946][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.287956][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1850.293060][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1850.293124][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.298222][T13804]  do_fast_syscall_32+0x34/0x70
[ 1850.304464][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.304534][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1850.309442][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1850.314538][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.314596][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1850.319095][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.325322][T13793]  ? fput+0x82/0x320
[ 1850.325378][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.330053][T13804] 
[ 1850.330063][T13804] Uninit was stored to memory at:
[ 1850.333937][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.334011][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.340540][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.345170][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.345234][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.351551][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1850.357865][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.357924][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.363017][T13804]  do_recvmmsg+0xd77/0x2120
[ 1850.367952][T13793] RIP: 0023:0xf6ec4549
[ 1850.372859][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.377794][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1850.382355][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.386765][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1850.393154][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1850.399477][T13793]  ORIG_RAX: 0000000000000151
[ 1850.399494][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1850.403605][T13804]  do_fast_syscall_32+0x34/0x70
[ 1850.423132][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1850.423164][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1850.423193][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1850.423221][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1850.429275][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1850.431615][T13793]  </TASK>
[ 1850.436334][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.445003][T13793] Uninit was stored to memory at:
[ 1850.449360][T13804] 
[ 1850.449369][T13804] Uninit was stored to memory at:
[ 1850.449437][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.457605][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.457652][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.457702][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.457756][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.457809][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.457862][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.457918][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.457972][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.458024][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.458084][T13793] 
[ 1850.458091][T13793] Uninit was stored to memory at:
[ 1850.458149][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.458194][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.458238][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.458290][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.458344][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.458398][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.458453][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.458506][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.458559][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.458618][T13793] 
[ 1850.458625][T13793] Uninit was stored to memory at:
[ 1850.458689][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.458734][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.458778][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.458831][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.458884][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.458937][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.458993][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.459047][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.459099][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.459158][T13793] 
[ 1850.459166][T13793] Uninit was stored to memory at:
[ 1850.459225][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.459270][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.459315][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.459368][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.459422][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.459476][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.459531][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.459585][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.459637][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.459702][T13793] 
[ 1850.459709][T13793] Uninit was stored to memory at:
[ 1850.459767][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.459812][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.459856][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.459909][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.459963][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.460017][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.460071][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.460123][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.460175][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.460234][T13793] 
[ 1850.460241][T13793] Uninit was stored to memory at:
[ 1850.460299][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.460344][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.460388][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.460440][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.460493][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.460546][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.465804][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1850.474000][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.478767][T13804]  do_recvmmsg+0xd77/0x2120
[ 1850.486987][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.487042][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.487103][T13793] 
[ 1850.487111][T13793] Uninit was stored to memory at:
[ 1850.487173][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.487219][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.487263][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.487315][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.487369][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.487423][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1850.487478][T13793]  do_fast_syscall_32+0x34/0x70
[ 1850.487531][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1850.487584][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.487644][T13793] 
[ 1850.487652][T13793] Local variable msg_sys created at:
[ 1850.487667][T13793]  do_recvmmsg+0xbb/0x2120
[ 1850.487723][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.821587][T13793] not chained 1400000 origins
[ 1850.825117][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.825187][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.825243][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1850.830375][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1850.836738][T13804]  do_fast_syscall_32+0x34/0x70
[ 1850.841083][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1850.847252][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1850.852249][T13793] Call Trace:
[ 1850.852268][T13793]  <TASK>
[ 1850.852284][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1850.852349][T13793]  dump_stack+0x25/0x28
[ 1850.857003][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.864362][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1850.864428][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1850.869455][T13804] 
[ 1850.869465][T13804] Uninit was stored to memory at:
[ 1850.875774][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1850.875837][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1850.880996][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.885879][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.885938][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1850.890964][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1850.895808][T13793]  ? should_fail+0x75/0x9c0
[ 1850.895863][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.900376][T13804]  do_recvmmsg+0xd77/0x2120
[ 1850.905299][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1850.905363][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1850.910470][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1850.916699][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.916758][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1850.921254][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.926371][T13793]  __msan_chain_origin+0xbf/0x140
[ 1850.926430][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.932740][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1850.938999][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1850.942931][T13804]  do_fast_syscall_32+0x34/0x70
[ 1850.949351][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1850.951663][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1850.956694][T13793]  do_recvmmsg+0xd77/0x2120
[ 1850.956785][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.961473][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1850.967801][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1850.967866][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1850.967922][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1850.973128][T13804] 
[ 1850.978035][T13793]  ? fput+0x82/0x320
[ 1850.982958][T13804] Uninit was stored to memory at:
[ 1850.987795][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1850.992418][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1850.998599][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.003164][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1851.007159][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.011822][T13804]  do_recvmmsg+0xd77/0x2120
[ 1851.031442][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1851.031521][T13793]  do_fast_syscall_32+0x34/0x70
[ 1851.031579][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1851.037968][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.043941][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.044008][T13793] RIP: 0023:0xf6ec4549
[ 1851.049028][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.053719][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1851.053766][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1851.053812][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1851.061760][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1851.066688][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1851.066720][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1851.066748][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1851.066777][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1851.074890][T13804]  do_fast_syscall_32+0x34/0x70
[ 1851.082915][T13793]  </TASK>
[ 1851.083741][T13793] Uninit was stored to memory at:
[ 1851.090939][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1851.099078][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.103581][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.106606][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1851.113021][T13804] 
[ 1851.113030][T13804] Uninit was stored to memory at:
[ 1851.113089][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.118085][T13793]  do_recvmmsg+0xd77/0x2120
[ 1851.120399][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1851.125630][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.130669][T13804]  do_recvmmsg+0xd77/0x2120
[ 1851.135959][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.140773][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.145422][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1851.150016][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.156429][T13793]  do_fast_syscall_32+0x34/0x70
[ 1851.161532][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1851.166486][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1851.171020][T13804]  do_fast_syscall_32+0x34/0x70
[ 1851.177429][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.179745][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1851.184867][T13793] 
[ 1851.189924][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.194961][T13793] Uninit was stored to memory at:
[ 1851.199409][T13804] 
[ 1851.199418][T13804] Local variable msg_sys created at:
[ 1851.204579][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.210586][T13804]  do_recvmmsg+0xbb/0x2120
[ 1851.217611][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1851.220568][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.225174][T13793]  do_recvmmsg+0xd77/0x2120
[ 1851.531260][T13804] not chained 1410000 origins
[ 1851.534490][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.534554][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.534608][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1851.534664][T13793]  do_fast_syscall_32+0x34/0x70
[ 1851.534718][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1851.534770][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.539425][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1851.545904][T13793] 
[ 1851.550829][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1851.559737][T13793] Uninit was stored to memory at:
[ 1851.564427][T13804] Call Trace:
[ 1851.564444][T13804]  <TASK>
[ 1851.564461][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1851.564531][T13804]  dump_stack+0x25/0x28
[ 1851.574733][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.579066][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1851.582435][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1851.585266][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1851.589921][T13793]  do_recvmmsg+0xd77/0x2120
[ 1851.594085][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1851.594148][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1851.594198][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1851.600494][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.606195][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1851.606263][T13804]  ? should_fail+0x75/0x9c0
[ 1851.611301][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.613616][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1851.613675][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1851.613737][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1851.618724][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1851.623910][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1851.623969][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1851.629090][T13793]  do_fast_syscall_32+0x34/0x70
[ 1851.634185][T13804]  __msan_chain_origin+0xbf/0x140
[ 1851.634244][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.634312][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1851.639376][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1851.645173][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1851.645237][T13804]  do_recvmmsg+0xd77/0x2120
[ 1851.650183][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.654686][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1851.654755][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1851.659858][T13793] 
[ 1851.659867][T13793] Uninit was stored to memory at:
[ 1851.664346][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1851.664404][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1851.670707][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.676719][T13804]  ? fput+0x82/0x320
[ 1851.676774][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.676836][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.681612][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1851.686591][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.686660][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1851.692563][T13793]  do_recvmmsg+0xd77/0x2120
[ 1851.698775][T13804]  do_fast_syscall_32+0x34/0x70
[ 1851.703913][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.708886][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1851.714083][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.718901][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.723843][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1851.728570][T13804] RIP: 0023:0xf6ee7549
[ 1851.733155][T13793]  do_fast_syscall_32+0x34/0x70
[ 1851.737540][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1851.742729][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1851.748947][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1851.755271][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.760266][T13804]  ORIG_RAX: 0000000000000151
[ 1851.760284][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1851.766673][T13793] 
[ 1851.768889][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1851.772870][T13793] Uninit was stored to memory at:
[ 1851.777783][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1851.784509][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.789535][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1851.794304][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1851.799134][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1851.805542][T13793]  do_recvmmsg+0xd77/0x2120
[ 1851.809946][T13804]  </TASK>
[ 1851.815037][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.823232][T13804] Uninit was stored to memory at:
[ 1851.824375][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.828979][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.835434][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1851.839474][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1851.845880][T13793]  do_fast_syscall_32+0x34/0x70
[ 1851.865532][T13804]  do_recvmmsg+0xd77/0x2120
[ 1851.874041][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1851.882070][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.887114][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.895419][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.903489][T13793] 
[ 1851.911445][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1851.919502][T13793] Uninit was stored to memory at:
[ 1851.924389][T13804]  do_fast_syscall_32+0x34/0x70
[ 1851.927453][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.932477][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1851.936983][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1851.942151][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1851.948481][T13793]  do_recvmmsg+0xd77/0x2120
[ 1851.953477][T13804] 
[ 1851.953485][T13804] Uninit was stored to memory at:
[ 1851.953546][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1851.955814][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.960820][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1851.966010][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.970479][T13804]  do_recvmmsg+0xd77/0x2120
[ 1851.975518][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1851.980184][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1851.984804][T13793]  do_fast_syscall_32+0x34/0x70
[ 1851.991111][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1851.995889][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1852.000881][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1852.007302][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.012190][T13804]  do_fast_syscall_32+0x34/0x70
[ 1852.017227][T13793] 
[ 1852.017236][T13793] Uninit was stored to memory at:
[ 1852.021710][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1852.026699][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.033014][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.037518][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1852.039852][T13804] 
[ 1852.039860][T13804] Uninit was stored to memory at:
[ 1852.039923][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.046268][T13793]  do_recvmmsg+0xd77/0x2120
[ 1852.051265][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1852.053678][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.058933][T13804]  do_recvmmsg+0xd77/0x2120
[ 1852.064132][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.068512][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.073534][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1852.078175][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.082765][T13793]  do_fast_syscall_32+0x34/0x70
[ 1852.087405][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1852.092172][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1852.098462][T13804]  do_fast_syscall_32+0x34/0x70
[ 1852.103657][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.108519][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1852.113170][T13793] 
[ 1852.119399][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.128330][T13793] Local variable msg_sys created at:
[ 1852.130629][T13804] 
[ 1852.130637][T13804] Uninit was stored to memory at:
[ 1852.140774][T13793]  do_recvmmsg+0xbb/0x2120
[ 1852.145893][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.149110][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.152106][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1852.503539][T13793] not chained 1420000 origins
[ 1852.509959][T13804]  do_recvmmsg+0xd77/0x2120
[ 1852.514630][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1852.517664][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.522323][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1852.522350][T13793] Call Trace:
[ 1852.522366][T13793]  <TASK>
[ 1852.522384][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1852.527413][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.533741][T13793]  dump_stack+0x25/0x28
[ 1852.533806][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1852.533870][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1852.538955][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1852.543968][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1852.544034][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1852.548973][T13804]  do_fast_syscall_32+0x34/0x70
[ 1852.553809][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1852.553868][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1852.558377][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1852.562870][T13793]  ? should_fail+0x75/0x9c0
[ 1852.562925][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1852.567621][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.573931][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1852.573996][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1852.580315][T13804] 
[ 1852.580323][T13804] Uninit was stored to memory at:
[ 1852.582633][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1852.582692][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1852.587761][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.592717][T13793]  __msan_chain_origin+0xbf/0x140
[ 1852.592777][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.597627][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1852.602832][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1852.602887][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1852.607383][T13804]  do_recvmmsg+0xd77/0x2120
[ 1852.612310][T13793]  do_recvmmsg+0xd77/0x2120
[ 1852.612386][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1852.618697][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.623194][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1852.623258][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1852.625574][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.630602][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1852.635815][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1852.640381][T13793]  ? fput+0x82/0x320
[ 1852.645387][T13804]  do_fast_syscall_32+0x34/0x70
[ 1852.651702][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.656268][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1852.661200][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.665934][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.670705][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.677170][T13804] 
[ 1852.681580][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1852.686659][T13804] Uninit was stored to memory at:
[ 1852.693072][T13793]  do_fast_syscall_32+0x34/0x70
[ 1852.693134][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1852.698034][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.700299][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.705390][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1852.709790][T13793] RIP: 0023:0xf6ec4549
[ 1852.714964][T13804]  do_recvmmsg+0xd77/0x2120
[ 1852.721203][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1852.726239][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.728450][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1852.733532][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.738549][T13793]  ORIG_RAX: 0000000000000151
[ 1852.738567][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1852.743115][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1852.747963][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1852.752703][T13804]  do_fast_syscall_32+0x34/0x70
[ 1852.757115][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1852.763504][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1852.768087][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1852.773175][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.779405][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1852.784316][T13804] 
[ 1852.789395][T13793]  </TASK>
[ 1852.794069][T13804] Uninit was stored to memory at:
[ 1852.799638][T13793] Uninit was stored to memory at:
[ 1852.805280][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.809759][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1852.812139][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1852.818473][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1852.823822][T13804]  do_recvmmsg+0xd77/0x2120
[ 1852.826161][T13793]  do_recvmmsg+0xd77/0x2120
[ 1852.831174][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.835795][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.840896][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.845769][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1852.850754][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1852.855592][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1852.860013][T13804]  do_fast_syscall_32+0x34/0x70
[ 1852.868886][T13793]  do_fast_syscall_32+0x34/0x70
[ 1852.873597][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1852.884053][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1852.887293][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.890218][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1852.894978][T13804] 
[ 1852.894989][T13804] Local variable msg_sys created at:
[ 1852.895004][T13804]  do_recvmmsg+0xbb/0x2120
[ 1852.901326][T13793] 
[ 1852.901336][T13793] Uninit was stored to memory at:
[ 1852.905545][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1852.911316][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.244669][T13804] not chained 1430000 origins
[ 1853.245572][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.255982][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1853.259809][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.267769][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1853.267795][T13804] Call Trace:
[ 1853.267811][T13804]  <TASK>
[ 1853.267827][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1853.267891][T13804]  dump_stack+0x25/0x28
[ 1853.267940][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1853.268001][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1853.268067][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1853.268126][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1853.268174][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1853.270503][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.273515][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1853.273582][T13804]  ? should_fail+0x75/0x9c0
[ 1853.273636][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1853.273692][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1853.273758][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1853.273820][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1853.278855][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.283863][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1853.283927][T13804]  __msan_chain_origin+0xbf/0x140
[ 1853.283984][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.289085][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1853.294197][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1853.294253][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1853.294314][T13804]  do_recvmmsg+0xd77/0x2120
[ 1853.294387][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1853.294452][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1853.294511][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1853.294564][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1853.294625][T13804]  ? fput+0x82/0x320
[ 1853.294677][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.294741][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.294809][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.294873][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1853.294933][T13804]  do_fast_syscall_32+0x34/0x70
[ 1853.294989][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1853.295042][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.295103][T13804] RIP: 0023:0xf6ee7549
[ 1853.295133][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1853.295179][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1853.295225][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1853.295256][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1853.295284][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1853.295312][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1853.295339][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1853.295379][T13804]  </TASK>
[ 1853.298217][T13804] Uninit was stored to memory at:
[ 1853.301080][T13793]  do_fast_syscall_32+0x34/0x70
[ 1853.306191][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.310614][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1853.315281][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1853.319872][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.327021][T13804]  do_recvmmsg+0xd77/0x2120
[ 1853.330955][T13793] 
[ 1853.330964][T13793] Uninit was stored to memory at:
[ 1853.337373][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.342533][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.347482][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.352414][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.352462][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.352515][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.352569][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.352623][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1853.352679][T13793]  do_fast_syscall_32+0x34/0x70
[ 1853.352733][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1853.352786][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.352846][T13793] 
[ 1853.352854][T13793] Uninit was stored to memory at:
[ 1853.352914][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.352960][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.353004][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.353056][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.353111][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.353164][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1853.353225][T13793]  do_fast_syscall_32+0x34/0x70
[ 1853.353279][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1853.353332][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.353391][T13793] 
[ 1853.353399][T13793] Uninit was stored to memory at:
[ 1853.353458][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.353503][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.353547][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.353600][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.353654][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.353708][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1853.353763][T13793]  do_fast_syscall_32+0x34/0x70
[ 1853.353817][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1853.353870][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.353930][T13793] 
[ 1853.353937][T13793] Uninit was stored to memory at:
[ 1853.353996][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.354042][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.354087][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.354139][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.354193][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.354258][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1853.354313][T13793]  do_fast_syscall_32+0x34/0x70
[ 1853.354367][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1853.354420][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.354480][T13793] 
[ 1853.354487][T13793] Uninit was stored to memory at:
[ 1853.354546][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.354591][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.354636][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.354689][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.354743][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.359598][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1853.364196][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1853.368659][T13804]  do_fast_syscall_32+0x34/0x70
[ 1853.375065][T13793]  do_fast_syscall_32+0x34/0x70
[ 1853.375120][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1853.381458][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1853.383876][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.383938][T13793] 
[ 1853.383948][T13793] Local variable msg_sys created at:
[ 1853.383963][T13793]  do_recvmmsg+0xbb/0x2120
[ 1853.384014][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.698258][T13793] not chained 1440000 origins
[ 1853.703599][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.703669][T13804] 
[ 1853.703677][T13804] Uninit was stored to memory at:
[ 1853.703744][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.711691][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1853.714847][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1853.719714][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1853.724621][T13804]  do_recvmmsg+0xd77/0x2120
[ 1853.729674][T13793] Call Trace:
[ 1853.729691][T13793]  <TASK>
[ 1853.734236][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.739083][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1853.745481][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.749904][T13793]  dump_stack+0x25/0x28
[ 1853.752286][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1853.757222][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1853.761880][T13804]  do_fast_syscall_32+0x34/0x70
[ 1853.766980][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1853.773370][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1853.778225][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1853.782784][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.787376][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1853.793764][T13804] 
[ 1853.798690][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1853.803603][T13804] Uninit was stored to memory at:
[ 1853.808031][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1853.814464][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.816656][T13793]  ? should_fail+0x75/0x9c0
[ 1853.821657][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1853.826767][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1853.826827][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1853.831761][T13804]  do_recvmmsg+0xd77/0x2120
[ 1853.836250][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1853.836314][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1853.840983][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.847295][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1853.847359][T13793]  __msan_chain_origin+0xbf/0x140
[ 1853.852450][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.857219][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.861705][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1853.868031][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.868086][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1853.870407][T13804]  do_fast_syscall_32+0x34/0x70
[ 1853.875424][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.875500][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1853.880588][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1853.885520][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1853.885584][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1853.890067][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.894727][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1853.894792][T13793]  ? fput+0x82/0x320
[ 1853.901110][T13804] 
[ 1853.901119][T13804] Uninit was stored to memory at:
[ 1853.906124][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.906188][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.911083][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.915533][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.915602][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1853.921898][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1853.924225][T13793]  do_fast_syscall_32+0x34/0x70
[ 1853.929225][T13804]  do_recvmmsg+0xd77/0x2120
[ 1853.934321][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1853.934377][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.939316][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1853.943803][T13793] RIP: 0023:0xf6ec4549
[ 1853.943837][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1853.943885][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1853.948537][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1853.954848][T13793]  ORIG_RAX: 0000000000000151
[ 1853.954866][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1853.954900][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1853.954930][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1853.959932][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1853.964779][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1853.964815][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1853.964859][T13793]  </TASK>
[ 1853.965549][T13793] Uninit was stored to memory at:
[ 1853.969386][T13804]  do_fast_syscall_32+0x34/0x70
[ 1853.975969][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1853.978207][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1853.983412][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1853.988395][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1853.993546][T13793]  do_recvmmsg+0xd77/0x2120
[ 1853.997885][T13804] 
[ 1853.997894][T13804] Uninit was stored to memory at:
[ 1854.002756][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.009173][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.014266][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.019225][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1854.024281][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1854.029115][T13804]  do_recvmmsg+0xd77/0x2120
[ 1854.033707][T13793]  do_fast_syscall_32+0x34/0x70
[ 1854.038186][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.044598][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1854.046893][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.052335][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.056635][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1854.061297][T13793] 
[ 1854.061306][T13793] Uninit was stored to memory at:
[ 1854.066043][T13804]  do_fast_syscall_32+0x34/0x70
[ 1854.072611][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.074849][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1854.079858][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1854.085059][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.085132][T13804] 
[ 1854.085140][T13804] Uninit was stored to memory at:
[ 1854.094045][T13793]  do_recvmmsg+0xd77/0x2120
[ 1854.098998][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.109370][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.113896][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1854.113942][T13804]  do_recvmmsg+0xd77/0x2120
[ 1854.113994][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.117261][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.120185][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.124964][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1854.129591][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1854.136029][T13793]  do_fast_syscall_32+0x34/0x70
[ 1854.140216][T13804]  do_fast_syscall_32+0x34/0x70
[ 1854.145318][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1854.151015][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1854.155954][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.160946][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.165556][T13793] 
[ 1854.170779][T13804] 
[ 1854.170787][T13804] Uninit was stored to memory at:
[ 1854.170853][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.177339][T13793] Uninit was stored to memory at:
[ 1854.182347][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1854.184740][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.189785][T13804]  do_recvmmsg+0xd77/0x2120
[ 1854.194898][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1854.200674][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.205896][T13793]  do_recvmmsg+0xd77/0x2120
[ 1854.210343][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.215402][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.220477][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1854.226811][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.231298][T13804]  do_fast_syscall_32+0x34/0x70
[ 1854.237504][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1854.242600][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1854.242655][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.247305][T13793]  do_fast_syscall_32+0x34/0x70
[ 1854.253171][T13804] 
[ 1854.253182][T13804] Local variable msg_sys created at:
[ 1854.253197][T13804]  do_recvmmsg+0xbb/0x2120
[ 1854.253248][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.258263][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1854.641654][T13804] not chained 1450000 origins
[ 1854.646136][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.646205][T13793] 
[ 1854.646214][T13793] Uninit was stored to memory at:
[ 1854.646277][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.646322][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1854.646365][T13793]  do_recvmmsg+0xd77/0x2120
[ 1854.646419][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.651119][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1854.656209][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.660527][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1854.665331][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1854.671500][T13804] Call Trace:
[ 1854.671517][T13804]  <TASK>
[ 1854.677934][T13793]  do_fast_syscall_32+0x34/0x70
[ 1854.682820][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1854.682887][T13804]  dump_stack+0x25/0x28
[ 1854.682939][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1854.683001][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1854.687990][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1854.692829][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1854.692892][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1854.692941][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1854.697783][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.702271][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1854.702337][T13804]  ? should_fail+0x75/0x9c0
[ 1854.702391][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1854.706868][T13793] 
[ 1854.706877][T13793] Uninit was stored to memory at:
[ 1854.713179][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1854.713249][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1854.713311][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1854.719660][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.721926][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1854.721988][T13804]  __msan_chain_origin+0xbf/0x140
[ 1854.722045][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.724361][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1854.729388][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1854.734586][T13793]  do_recvmmsg+0xd77/0x2120
[ 1854.739481][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1854.744562][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.749499][T13804]  do_recvmmsg+0xd77/0x2120
[ 1854.754099][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.758936][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1854.763705][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1854.768079][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1854.774473][T13793]  do_fast_syscall_32+0x34/0x70
[ 1854.779045][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1854.784169][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1854.790367][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1854.795311][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.800211][T13804]  ? fput+0x82/0x320
[ 1854.804863][T13793] 
[ 1854.811010][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.816049][T13793] Uninit was stored to memory at:
[ 1854.818252][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.823703][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.827952][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.832698][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1854.837100][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1854.841756][T13793]  do_recvmmsg+0xd77/0x2120
[ 1854.848072][T13804]  do_fast_syscall_32+0x34/0x70
[ 1854.848134][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1854.848189][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.850509][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.855517][T13804] RIP: 0023:0xf6ee7549
[ 1854.855551][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1854.855598][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1854.855644][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1854.860734][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.865657][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1854.865689][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1854.865717][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1854.865746][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1854.865789][T13804]  </TASK>
[ 1854.868830][T13804] Uninit was stored to memory at:
[ 1854.870334][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1854.875233][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.884095][T13793]  do_fast_syscall_32+0x34/0x70
[ 1854.890489][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1854.900638][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1854.900696][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.900761][T13793] 
[ 1854.900769][T13793] Uninit was stored to memory at:
[ 1854.900829][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1854.900874][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1854.900919][T13793]  do_recvmmsg+0xd77/0x2120
[ 1854.900974][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1854.901027][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1854.901081][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1854.901136][T13793]  do_fast_syscall_32+0x34/0x70
[ 1854.901190][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1854.901242][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1854.901302][T13793] 
[ 1854.901310][T13793] Local variable msg_sys created at:
[ 1854.901325][T13793]  do_recvmmsg+0xbb/0x2120
[ 1854.901375][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.296397][T13793] not chained 1460000 origins
[ 1855.298525][T13804]  do_recvmmsg+0xd77/0x2120
[ 1855.305416][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1855.307395][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.312407][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1855.312436][T13793] Call Trace:
[ 1855.312451][T13793]  <TASK>
[ 1855.312466][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1855.312531][T13793]  dump_stack+0x25/0x28
[ 1855.317619][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.322545][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1855.322609][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1855.327127][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1855.331820][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1855.338358][T13804]  do_fast_syscall_32+0x34/0x70
[ 1855.343240][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1855.343292][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1855.348151][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1855.352647][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1855.352714][T13793]  ? should_fail+0x75/0x9c0
[ 1855.359043][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.361362][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1855.366713][T13804] 
[ 1855.371034][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1855.375777][T13804] Uninit was stored to memory at:
[ 1855.380375][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1855.384994][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.393611][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1855.393673][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1855.398368][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1855.408420][T13793]  __msan_chain_origin+0xbf/0x140
[ 1855.408481][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.411778][T13804]  do_recvmmsg+0xd77/0x2120
[ 1855.414894][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1855.414950][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1855.419619][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.423764][T13793]  do_recvmmsg+0xd77/0x2120
[ 1855.423841][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1855.430151][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.435876][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1855.435939][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1855.440961][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1855.445974][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1855.446039][T13793]  ? fput+0x82/0x320
[ 1855.451231][T13804]  do_fast_syscall_32+0x34/0x70
[ 1855.456070][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.456132][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.461261][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1855.466374][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.466445][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1855.466505][T13793]  do_fast_syscall_32+0x34/0x70
[ 1855.470988][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.476789][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1855.476848][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.481355][T13804] 
[ 1855.481364][T13804] Uninit was stored to memory at:
[ 1855.487676][T13793] RIP: 0023:0xf6ec4549
[ 1855.487710][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1855.487757][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1855.492975][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.495164][T13793]  ORIG_RAX: 0000000000000151
[ 1855.501393][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1855.506402][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1855.506437][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1855.506467][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1855.506496][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1855.512724][T13804]  do_recvmmsg+0xd77/0x2120
[ 1855.517739][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1855.522919][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.528645][T13793]  </TASK>
[ 1855.533635][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.541132][T13793] Uninit was stored to memory at:
[ 1855.543769][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1855.548307][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.553257][T13804]  do_fast_syscall_32+0x34/0x70
[ 1855.558125][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1855.562864][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1855.567372][T13793]  do_recvmmsg+0xd77/0x2120
[ 1855.572752][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.579427][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.585746][T13804] 
[ 1855.585756][T13804] Uninit was stored to memory at:
[ 1855.585818][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.590881][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.595985][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1855.602348][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1855.606208][T13804]  do_recvmmsg+0xd77/0x2120
[ 1855.611044][T13793]  do_fast_syscall_32+0x34/0x70
[ 1855.617621][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.622405][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1855.626872][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.633376][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.638377][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1855.643401][T13793] 
[ 1855.649695][T13804]  do_fast_syscall_32+0x34/0x70
[ 1855.654287][T13793] Uninit was stored to memory at:
[ 1855.660590][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1855.663057][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.667995][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.672148][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1855.691831][T13804] 
[ 1855.691840][T13804] Uninit was stored to memory at:
[ 1855.691902][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.698074][T13793]  do_recvmmsg+0xd77/0x2120
[ 1855.703250][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1855.707931][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.712931][T13804]  do_recvmmsg+0xd77/0x2120
[ 1855.720919][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.728984][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.737047][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1855.745086][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.749598][T13793]  do_fast_syscall_32+0x34/0x70
[ 1855.757656][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1855.762439][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1855.765433][T13804]  do_fast_syscall_32+0x34/0x70
[ 1855.771756][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.776847][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1855.781876][T13793] 
[ 1855.781886][T13793] Uninit was stored to memory at:
[ 1855.787051][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.792058][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.796967][T13804] 
[ 1855.796976][T13804] Uninit was stored to memory at:
[ 1855.801454][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1855.806069][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.812444][T13793]  do_recvmmsg+0xd77/0x2120
[ 1855.817091][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1855.819414][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.824502][T13804]  do_recvmmsg+0xd77/0x2120
[ 1855.829704][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.836093][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.841037][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1855.846127][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.850647][T13793]  do_fast_syscall_32+0x34/0x70
[ 1855.855564][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1855.860244][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1855.864810][T13804]  do_fast_syscall_32+0x34/0x70
[ 1855.871141][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.877537][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1855.882658][T13793] 
[ 1855.885036][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.889869][T13793] Uninit was stored to memory at:
[ 1855.889935][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.895000][T13804] 
[ 1855.895012][T13804] Uninit was stored to memory at:
[ 1855.895080][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.899605][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1855.904923][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1855.911351][T13793]  do_recvmmsg+0xd77/0x2120
[ 1855.916416][T13804]  do_recvmmsg+0xd77/0x2120
[ 1855.918735][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.923857][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1855.929093][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.933715][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1855.938740][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1855.943487][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1855.947998][T13793]  do_fast_syscall_32+0x34/0x70
[ 1855.954402][T13804]  do_fast_syscall_32+0x34/0x70
[ 1855.959091][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1855.964179][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1855.970514][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.975531][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1855.980560][T13793] 
[ 1855.980570][T13793] Uninit was stored to memory at:
[ 1855.985159][T13804] 
[ 1855.985169][T13804] Local variable msg_sys created at:
[ 1855.985184][T13804]  do_recvmmsg+0xbb/0x2120
[ 1855.990071][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1855.996556][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.001067][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1856.259610][T13793]  do_recvmmsg+0xd77/0x2120
[ 1856.264300][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.269044][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.275547][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1856.280630][T13793]  do_fast_syscall_32+0x34/0x70
[ 1856.285650][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1856.290205][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1856.296709][T13793] 
[ 1856.299042][T13793] Uninit was stored to memory at:
[ 1856.304285][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1856.309438][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1856.314548][T13793]  do_recvmmsg+0xd77/0x2120
[ 1856.319100][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.323946][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.330333][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1856.335565][T13793]  do_fast_syscall_32+0x34/0x70
[ 1856.340474][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1856.345202][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1856.351591][T13793] 
[ 1856.354100][T13793] Uninit was stored to memory at:
[ 1856.359190][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1856.364521][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1856.369588][T13793]  do_recvmmsg+0xd77/0x2120
[ 1856.374313][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.379059][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.385584][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1856.390664][T13793]  do_fast_syscall_32+0x34/0x70
[ 1856.395755][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1856.400311][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1856.406879][T13793] 
[ 1856.409222][T13793] Local variable msg_sys created at:
[ 1856.414711][T13793]  do_recvmmsg+0xbb/0x2120
[ 1856.419184][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.452807][T13804] not chained 1470000 origins
[ 1856.457544][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1856.466355][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1856.476435][T13804] Call Trace:
[ 1856.479730][T13804]  <TASK>
[ 1856.482671][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1856.487404][T13804]  dump_stack+0x25/0x28
[ 1856.491595][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1856.497380][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1856.502462][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1856.507713][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1856.512862][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1856.518021][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1856.523885][T13804]  ? should_fail+0x75/0x9c0
[ 1856.528430][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1856.533588][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1856.539886][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1856.546008][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1856.551171][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1856.557031][T13804]  __msan_chain_origin+0xbf/0x140
[ 1856.562104][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1856.567275][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1856.572264][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1856.577169][T13804]  do_recvmmsg+0xd77/0x2120
[ 1856.581735][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1856.586745][T13793] not chained 1480000 origins
[ 1856.586908][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1856.597849][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1856.603002][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1856.609283][T13804]  ? fput+0x82/0x320
[ 1856.613208][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.619759][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.624484][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.630863][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1856.635927][T13804]  do_fast_syscall_32+0x34/0x70
[ 1856.641074][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1856.645616][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1856.652165][T13804] RIP: 0023:0xf6ee7549
[ 1856.656373][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1856.676011][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1856.684455][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1856.692444][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1856.700435][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1856.708433][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1856.716424][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1856.724426][T13804]  </TASK>
[ 1856.727635][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1856.731307][T13804] Uninit was stored to memory at:
[ 1856.736442][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1856.736470][T13793] Call Trace:
[ 1856.736484][T13793]  <TASK>
[ 1856.736500][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1856.741598][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1856.751605][T13793]  dump_stack+0x25/0x28
[ 1856.751658][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1856.755032][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1856.757886][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1856.762612][T13804]  do_recvmmsg+0xd77/0x2120
[ 1856.767656][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1856.771786][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.777503][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1856.777554][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1856.782570][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.787509][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1856.792064][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1856.797178][T13793]  ? should_fail+0x75/0x9c0
[ 1856.801830][T13804]  do_fast_syscall_32+0x34/0x70
[ 1856.806923][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1856.806981][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1856.812162][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1856.818406][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1856.824785][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1856.829712][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1856.834671][T13804] 
[ 1856.839424][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1856.844586][T13804] Uninit was stored to memory at:
[ 1856.850736][T13793]  __msan_chain_origin+0xbf/0x140
[ 1856.855341][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1856.861271][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1856.867654][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1856.872689][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1856.872745][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1856.875049][T13804]  do_recvmmsg+0xd77/0x2120
[ 1856.880841][T13793]  do_recvmmsg+0xd77/0x2120
[ 1856.885930][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.890871][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1856.896018][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.901053][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1856.906032][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1856.910880][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1856.915784][T13804]  do_fast_syscall_32+0x34/0x70
[ 1856.920202][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1856.924757][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1856.929350][T13793]  ? fput+0x82/0x320
[ 1856.934506][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1856.940749][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.947047][T13804] 
[ 1856.951980][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.952056][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1856.957141][T13804] Uninit was stored to memory at:
[ 1856.957205][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1856.961987][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1856.962052][T13793]  do_fast_syscall_32+0x34/0x70
[ 1856.968273][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1856.972759][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1856.972817][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1856.976709][T13804]  do_recvmmsg+0xd77/0x2120
[ 1856.983019][T13793] RIP: 0023:0xf6ec4549
[ 1856.983051][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1856.983097][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1856.989646][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1856.991963][T13793]  ORIG_RAX: 0000000000000151
[ 1856.991980][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1856.992014][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1856.992044][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1856.996697][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.003003][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1857.003033][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1857.003076][T13793]  </TASK>
[ 1857.003740][T13793] Uninit was stored to memory at:
[ 1857.008081][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1857.013353][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.013400][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.013444][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.013498][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.013552][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.013605][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.013660][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.013715][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.013767][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.013828][T13793] 
[ 1857.013836][T13793] Uninit was stored to memory at:
[ 1857.013895][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.013940][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.013984][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.014037][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.014092][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.014150][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.014205][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.014259][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.014312][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.014371][T13793] 
[ 1857.014379][T13793] Uninit was stored to memory at:
[ 1857.014438][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.014483][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.014528][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.014581][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.014634][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.014689][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.014745][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.014799][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.014851][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.014911][T13793] 
[ 1857.014918][T13793] Uninit was stored to memory at:
[ 1857.014978][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.015023][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.015067][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.015120][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.015179][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.015233][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.015288][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.015342][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.015395][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.015454][T13793] 
[ 1857.015462][T13793] Uninit was stored to memory at:
[ 1857.015521][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.015567][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.015611][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.015663][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.015716][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.015769][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.015824][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.015876][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.015927][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.015986][T13793] 
[ 1857.015992][T13793] Uninit was stored to memory at:
[ 1857.016050][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.021002][T13804]  do_fast_syscall_32+0x34/0x70
[ 1857.025961][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.030845][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1857.035514][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.041804][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.046431][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.046490][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.046545][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.046601][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.046655][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.046708][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.046768][T13793] 
[ 1857.046777][T13793] Uninit was stored to memory at:
[ 1857.046839][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.046885][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.046930][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.046983][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.047037][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.047091][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.047152][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.047207][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.047260][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.047319][T13793] 
[ 1857.047328][T13793] Local variable msg_sys created at:
[ 1857.047344][T13793]  do_recvmmsg+0xbb/0x2120
[ 1857.047394][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.286514][T13793] not chained 1490000 origins
[ 1857.286932][T13804] 
[ 1857.291867][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1857.296858][T13804] Uninit was stored to memory at:
[ 1857.301192][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1857.307787][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.309951][T13793] Call Trace:
[ 1857.309968][T13793]  <TASK>
[ 1857.315046][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1857.320061][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1857.325154][T13804]  do_recvmmsg+0xd77/0x2120
[ 1857.329577][T13793]  dump_stack+0x25/0x28
[ 1857.334304][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.340537][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1857.345620][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.350380][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1857.354938][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1857.361177][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1857.363558][T13804]  do_fast_syscall_32+0x34/0x70
[ 1857.368493][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1857.374102][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1857.378939][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1857.383501][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.388088][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1857.394474][T13804] 
[ 1857.399406][T13793]  ? should_fail+0x75/0x9c0
[ 1857.404395][T13804] Uninit was stored to memory at:
[ 1857.408811][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1857.415249][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.417440][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1857.422518][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1857.427629][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1857.432548][T13804]  do_recvmmsg+0xd77/0x2120
[ 1857.437396][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1857.442125][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.446541][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1857.452924][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.457511][T13793]  __msan_chain_origin+0xbf/0x140
[ 1857.463889][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1857.468829][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.473901][T13804]  do_fast_syscall_32+0x34/0x70
[ 1857.478322][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.484752][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1857.486969][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1857.492048][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.497073][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.502069][T13804] 
[ 1857.506496][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1857.511139][T13804] Uninit was stored to memory at:
[ 1857.511210][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.517475][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1857.517539][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1857.517596][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1857.522679][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1857.527538][T13793]  ? fput+0x82/0x320
[ 1857.532110][T13804]  do_recvmmsg+0xd77/0x2120
[ 1857.538355][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.540666][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.545945][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.546019][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.550417][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.555087][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.555153][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.559812][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1857.562130][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.562188][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.570939][T13804]  do_fast_syscall_32+0x34/0x70
[ 1857.575953][T13793] RIP: 0023:0xf6ec4549
[ 1857.575987][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1857.576033][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1857.586145][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1857.591164][T13793]  ORIG_RAX: 0000000000000151
[ 1857.594507][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.597354][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1857.602352][T13804] 
[ 1857.606935][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1857.611426][T13804] Uninit was stored to memory at:
[ 1857.611493][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.615563][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1857.615592][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1857.615620][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1857.615664][T13793]  </TASK>
[ 1857.620309][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1857.628735][T13793] Uninit was stored to memory at:
[ 1857.632489][T13804]  do_recvmmsg+0xd77/0x2120
[ 1857.637569][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1857.642603][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.647801][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1857.652727][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.657843][T13793]  do_recvmmsg+0xd77/0x2120
[ 1857.662408][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1857.667519][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.673991][T13804]  do_fast_syscall_32+0x34/0x70
[ 1857.679931][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1857.682197][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1857.686708][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1857.691714][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1857.696905][T13793]  do_fast_syscall_32+0x34/0x70
[ 1857.702054][T13804] 
[ 1857.702065][T13804] Local variable msg_sys created at:
[ 1857.702080][T13804]  do_recvmmsg+0xbb/0x2120
[ 1857.708313][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1857.713307][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1857.719382][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.069146][T13804] not chained 1500000 origins
[ 1858.069190][T13793] 
[ 1858.069198][T13793] Uninit was stored to memory at:
[ 1858.077078][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1858.080746][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.085527][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1858.085553][T13804] Call Trace:
[ 1858.085569][T13804]  <TASK>
[ 1858.085585][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1858.085649][T13804]  dump_stack+0x25/0x28
[ 1858.087964][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1858.093233][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1858.093296][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1858.097734][T13793]  do_recvmmsg+0xd77/0x2120
[ 1858.102227][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1858.102290][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1858.102340][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1858.107075][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.113393][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1858.113461][T13804]  ? should_fail+0x75/0x9c0
[ 1858.118145][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.120465][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1858.125570][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1858.134214][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1858.134278][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1858.139403][T13793]  do_fast_syscall_32+0x34/0x70
[ 1858.149459][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1858.149518][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1858.149590][T13804]  __msan_chain_origin+0xbf/0x140
[ 1858.152924][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1858.155772][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.160527][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.164687][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1858.164747][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1858.169690][T13793] 
[ 1858.169699][T13793] Uninit was stored to memory at:
[ 1858.175393][T13804]  do_recvmmsg+0xd77/0x2120
[ 1858.175471][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1858.180548][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.185001][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1858.185074][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1858.185131][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1858.190320][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1858.195421][T13804]  ? fput+0x82/0x320
[ 1858.195481][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.195542][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.200653][T13793]  do_recvmmsg+0xd77/0x2120
[ 1858.205328][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.205397][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1858.211205][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.215695][T13804]  do_fast_syscall_32+0x34/0x70
[ 1858.215756][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1858.215812][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.222202][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.227197][T13804] RIP: 0023:0xf6ee7549
[ 1858.232301][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1858.238426][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1858.244579][T13793]  do_fast_syscall_32+0x34/0x70
[ 1858.249310][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1858.254506][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1858.260194][T13804]  ORIG_RAX: 0000000000000151
[ 1858.260212][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1858.265303][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.269781][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1858.275042][T13793] 
[ 1858.281334][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1858.286355][T13793] Uninit was stored to memory at:
[ 1858.291091][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1858.293564][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.298422][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1858.303007][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1858.308022][T13804]  </TASK>
[ 1858.313210][T13793]  do_recvmmsg+0xd77/0x2120
[ 1858.322854][T13804] Uninit was stored to memory at:
[ 1858.324538][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.330708][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.335672][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.339546][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1858.346149][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1858.350791][T13804]  do_recvmmsg+0xd77/0x2120
[ 1858.355374][T13793]  do_fast_syscall_32+0x34/0x70
[ 1858.361669][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.366787][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1858.371424][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.376356][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.380824][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1858.387237][T13793] 
[ 1858.393606][T13804]  do_fast_syscall_32+0x34/0x70
[ 1858.397677][T13793] Uninit was stored to memory at:
[ 1858.397741][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.402763][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1858.422483][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1858.427307][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.433457][T13793]  do_recvmmsg+0xd77/0x2120
[ 1858.437946][T13804] 
[ 1858.437955][T13804] Uninit was stored to memory at:
[ 1858.442703][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.450711][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.457070][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.465090][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1858.467435][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1858.475822][T13804]  do_recvmmsg+0xd77/0x2120
[ 1858.480850][T13793]  do_fast_syscall_32+0x34/0x70
[ 1858.488897][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.494098][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1858.502136][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.507087][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.510099][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1858.514694][T13793] 
[ 1858.519692][T13804]  do_fast_syscall_32+0x34/0x70
[ 1858.524459][T13793] Uninit was stored to memory at:
[ 1858.529534][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1858.536043][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.540895][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.546011][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1858.550482][T13804] 
[ 1858.550491][T13804] Uninit was stored to memory at:
[ 1858.555414][T13793]  do_recvmmsg+0xd77/0x2120
[ 1858.560114][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.564648][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.571048][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1858.577466][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.582628][T13804]  do_recvmmsg+0xd77/0x2120
[ 1858.584964][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1858.589799][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.594908][T13793]  do_fast_syscall_32+0x34/0x70
[ 1858.599989][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.604577][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1858.609482][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1858.615890][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.620446][T13804]  do_fast_syscall_32+0x34/0x70
[ 1858.622862][T13793] 
[ 1858.627855][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1858.632614][T13793] Uninit was stored to memory at:
[ 1858.637697][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.644171][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.649019][T13804] 
[ 1858.649028][T13804] Uninit was stored to memory at:
[ 1858.654127][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1858.658654][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.663533][T13793]  do_recvmmsg+0xd77/0x2120
[ 1858.668188][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1858.672862][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.679166][T13804]  do_recvmmsg+0xd77/0x2120
[ 1858.685677][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.685733][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1858.685789][T13793]  do_fast_syscall_32+0x34/0x70
[ 1858.690783][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.693236][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1858.698047][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.703159][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.707640][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1858.712828][T13793] 
[ 1858.719124][T13804]  do_fast_syscall_32+0x34/0x70
[ 1858.724151][T13793] Local variable msg_sys created at:
[ 1858.726448][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1858.731456][T13793]  do_recvmmsg+0xbb/0x2120
[ 1858.736041][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.741162][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.746414][T13804] 
[ 1858.943233][T13804] Uninit was stored to memory at:
[ 1858.948321][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1858.953573][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1858.958563][T13804]  do_recvmmsg+0xd77/0x2120
[ 1858.963209][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1858.967937][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1858.974412][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1858.979493][T13804]  do_fast_syscall_32+0x34/0x70
[ 1858.984551][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1858.989111][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1858.995649][T13804] 
[ 1858.997985][T13804] Uninit was stored to memory at:
[ 1859.003223][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.008372][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.013512][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.018076][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.022976][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.029369][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.034640][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.039547][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.044266][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.050656][T13804] 
[ 1859.053146][T13804] Uninit was stored to memory at:
[ 1859.058238][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.063546][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.068530][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.071220][T13793] not chained 1510000 origins
[ 1859.073268][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.077975][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1859.082734][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.091378][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1859.097963][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.107930][T13793] Call Trace:
[ 1859.107947][T13793]  <TASK>
[ 1859.107964][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1859.108028][T13793]  dump_stack+0x25/0x28
[ 1859.113107][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.116322][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1859.119243][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.123909][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1859.123978][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1859.128121][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.133308][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1859.133359][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1859.139085][T13804] 
[ 1859.139095][T13804] Local variable msg_sys created at:
[ 1859.143577][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1859.143644][T13793]  ? should_fail+0x75/0x9c0
[ 1859.148674][T13804]  do_recvmmsg+0xbb/0x2120
[ 1859.153859][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1859.153918][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1859.160247][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.165352][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1859.165416][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1859.220121][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1859.225997][T13793]  __msan_chain_origin+0xbf/0x140
[ 1859.231075][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.236255][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1859.241239][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1859.246151][T13793]  do_recvmmsg+0xd77/0x2120
[ 1859.250721][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1859.255978][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1859.262272][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1859.267431][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1859.273722][T13793]  ? fput+0x82/0x320
[ 1859.277681][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.284232][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.288433][T13804] not chained 1520000 origins
[ 1859.288968][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.299943][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1859.305006][T13793]  do_fast_syscall_32+0x34/0x70
[ 1859.309892][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1859.314428][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.320795][T13793] RIP: 0023:0xf6ec4549
[ 1859.324875][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1859.344533][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1859.352973][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1859.360958][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1859.368945][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1859.376928][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1859.384926][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1859.392926][T13793]  </TASK>
[ 1859.395952][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1859.396846][T13793] Uninit was stored to memory at:
[ 1859.404754][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1859.404783][T13804] Call Trace:
[ 1859.404798][T13804]  <TASK>
[ 1859.404814][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1859.404882][T13804]  dump_stack+0x25/0x28
[ 1859.409940][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.419927][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1859.419991][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1859.423404][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1859.426224][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1859.430877][T13793]  do_recvmmsg+0xd77/0x2120
[ 1859.435192][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1859.435243][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1859.435300][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1859.440387][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.446093][T13804]  ? should_fail+0x75/0x9c0
[ 1859.446148][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1859.446204][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1859.451202][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.456128][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1859.456193][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1859.456249][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1859.461469][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1859.465956][T13804]  __msan_chain_origin+0xbf/0x140
[ 1859.466014][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.466081][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.471190][T13793]  do_fast_syscall_32+0x34/0x70
[ 1859.476295][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1859.476359][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.482295][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1859.486861][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1859.491325][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.496430][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1859.496493][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1859.502841][T13793] 
[ 1859.509059][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1859.515468][T13793] Uninit was stored to memory at:
[ 1859.520391][T13804]  ? fput+0x82/0x320
[ 1859.526321][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.531363][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.536525][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1859.541463][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.546476][T13793]  do_recvmmsg+0xd77/0x2120
[ 1859.551224][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.556185][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.560538][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.565152][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.570206][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.576684][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1859.582748][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.582808][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.582872][T13804] RIP: 0023:0xf6ee7549
[ 1859.587960][T13793]  do_fast_syscall_32+0x34/0x70
[ 1859.590274][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1859.596620][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1859.601599][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1859.605605][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.610747][T13804]  ORIG_RAX: 0000000000000151
[ 1859.610766][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1859.617360][T13793] 
[ 1859.622160][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1859.622199][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1859.622228][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1859.622255][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1859.622298][T13804]  </TASK>
[ 1859.629695][T13804] Uninit was stored to memory at:
[ 1859.633184][T13793] Uninit was stored to memory at:
[ 1859.639292][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.644175][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.649106][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.655561][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1859.660347][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.665653][T13793]  do_recvmmsg+0xd77/0x2120
[ 1859.669926][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.676446][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.680460][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.685549][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.705236][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.705305][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.705355][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.705404][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.705463][T13804] 
[ 1859.705472][T13804] Uninit was stored to memory at:
[ 1859.705531][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.705574][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.705615][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.705667][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.705724][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.705775][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.705826][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.705877][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.705926][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.705982][T13804] 
[ 1859.705989][T13804] Uninit was stored to memory at:
[ 1859.706046][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.706089][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.706131][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.706181][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.706232][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.706284][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.706335][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.706386][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.706435][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.706491][T13804] 
[ 1859.706498][T13804] Uninit was stored to memory at:
[ 1859.706555][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.706598][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.706639][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.706688][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.706744][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.706794][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.706846][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.706896][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.706948][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.707006][T13804] 
[ 1859.707013][T13804] Uninit was stored to memory at:
[ 1859.707070][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.707113][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.711596][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1859.717758][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.724180][T13793]  do_fast_syscall_32+0x34/0x70
[ 1859.728826][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.736943][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1859.739268][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.747431][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.747500][T13793] 
[ 1859.755529][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.763618][T13793] Uninit was stored to memory at:
[ 1859.771556][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.774736][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.779672][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.784780][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1859.789860][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.795062][T13793]  do_recvmmsg+0xd77/0x2120
[ 1859.799980][T13804] 
[ 1859.799991][T13804] Uninit was stored to memory at:
[ 1859.805008][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.809530][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.814068][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.818720][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.823481][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1859.829775][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.836188][T13793]  do_fast_syscall_32+0x34/0x70
[ 1859.841186][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.846129][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1859.850604][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.857028][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.859331][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.864441][T13793] 
[ 1859.869521][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.874661][T13793] Uninit was stored to memory at:
[ 1859.879127][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.883943][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.890189][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.895301][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1859.900120][T13804] 
[ 1859.900129][T13804] Uninit was stored to memory at:
[ 1859.904708][T13793]  do_recvmmsg+0xd77/0x2120
[ 1859.911191][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.913560][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.918595][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1859.923833][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.928768][T13804]  do_recvmmsg+0xd77/0x2120
[ 1859.933451][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1859.938272][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1859.944687][T13793]  do_fast_syscall_32+0x34/0x70
[ 1859.949674][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1859.954607][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1859.959078][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1859.965511][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.967809][T13804]  do_fast_syscall_32+0x34/0x70
[ 1859.972914][T13793] 
[ 1859.977993][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1859.983014][T13793] Uninit was stored to memory at:
[ 1859.987483][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1859.992306][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1859.998544][T13804] 
[ 1859.998553][T13804] Local variable msg_sys created at:
[ 1860.003679][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1860.008587][T13804]  do_recvmmsg+0xbb/0x2120
[ 1860.013176][T13793]  do_recvmmsg+0xd77/0x2120
[ 1860.019474][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.021788][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.356542][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.363132][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1860.368220][T13793]  do_fast_syscall_32+0x34/0x70
[ 1860.373304][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1860.377875][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1860.384381][T13793] 
[ 1860.386717][T13793] Uninit was stored to memory at:
[ 1860.391802][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1860.397148][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1860.402424][T13793]  do_recvmmsg+0xd77/0x2120
[ 1860.407072][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.411913][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.418492][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1860.423776][T13793]  do_fast_syscall_32+0x34/0x70
[ 1860.428684][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1860.433508][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1860.439987][T13793] 
[ 1860.442505][T13793] Local variable msg_sys created at:
[ 1860.447800][T13793]  do_recvmmsg+0xbb/0x2120
[ 1860.452435][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.485545][T13793] not chained 1530000 origins
[ 1860.490278][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1860.499084][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1860.509180][T13793] Call Trace:
[ 1860.512476][T13793]  <TASK>
[ 1860.515422][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1860.520163][T13793]  dump_stack+0x25/0x28
[ 1860.524368][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1860.530142][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1860.535231][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1860.540482][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1860.545633][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1860.550793][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1860.556659][T13793]  ? should_fail+0x75/0x9c0
[ 1860.561224][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1860.566383][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1860.572692][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1860.578817][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1860.583987][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1860.588957][T13804] not chained 1540000 origins
[ 1860.589843][T13793]  __msan_chain_origin+0xbf/0x140
[ 1860.599527][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1860.604696][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1860.609666][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1860.614559][T13793]  do_recvmmsg+0xd77/0x2120
[ 1860.619117][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1860.624281][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1860.630563][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1860.635722][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1860.642013][T13793]  ? fput+0x82/0x320
[ 1860.646208][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.652753][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.657488][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.663947][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1860.669026][T13793]  do_fast_syscall_32+0x34/0x70
[ 1860.673919][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1860.678459][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1860.684826][T13793] RIP: 0023:0xf6ec4549
[ 1860.688914][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1860.708555][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1860.717011][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1860.725090][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1860.733091][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1860.741096][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1860.749095][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1860.757105][T13793]  </TASK>
[ 1860.760138][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1860.761070][T13793] Uninit was stored to memory at:
[ 1860.768932][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1860.768960][T13804] Call Trace:
[ 1860.768975][T13804]  <TASK>
[ 1860.768991][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1860.769061][T13804]  dump_stack+0x25/0x28
[ 1860.774201][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1860.784114][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1860.784178][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1860.784246][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1860.787550][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1860.790480][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1860.795512][T13793]  do_recvmmsg+0xd77/0x2120
[ 1860.799541][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1860.804734][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.810343][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1860.815536][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.820588][T13804]  ? should_fail+0x75/0x9c0
[ 1860.825629][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1860.830602][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1860.835238][T13793]  do_fast_syscall_32+0x34/0x70
[ 1860.840192][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1860.845195][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1860.850799][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1860.857245][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1860.861626][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1860.866763][T13793] 
[ 1860.871734][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1860.876672][T13793] Uninit was stored to memory at:
[ 1860.882807][T13804]  __msan_chain_origin+0xbf/0x140
[ 1860.882876][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1860.882945][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1860.887505][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1860.893520][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1860.893593][T13804]  do_recvmmsg+0xd77/0x2120
[ 1860.893666][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1860.900002][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1860.905280][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1860.905360][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1860.905416][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1860.905478][T13804]  ? fput+0x82/0x320
[ 1860.905531][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.907859][T13793]  do_recvmmsg+0xd77/0x2120
[ 1860.913674][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.913753][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.913821][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1860.913884][T13804]  do_fast_syscall_32+0x34/0x70
[ 1860.918880][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.923902][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1860.923960][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1860.924023][T13804] RIP: 0023:0xf6ee7549
[ 1860.924056][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1860.929144][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.934087][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1860.934134][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1860.934167][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1860.934198][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1860.939299][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1860.944133][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1860.944163][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1860.944207][T13804]  </TASK>
[ 1860.947699][T13804] Uninit was stored to memory at:
[ 1860.948768][T13793]  do_fast_syscall_32+0x34/0x70
[ 1860.954048][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1860.958956][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1860.965278][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1860.965324][T13804]  do_recvmmsg+0xd77/0x2120
[ 1860.965378][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1860.965431][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1860.965483][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1860.965538][T13804]  do_fast_syscall_32+0x34/0x70
[ 1860.965598][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1860.965651][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1860.970841][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1860.979830][T13804] 
[ 1860.981080][T13793] 
[ 1860.981093][T13793] Uninit was stored to memory at:
[ 1860.987788][T13804] Uninit was stored to memory at:
[ 1860.992479][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1860.997066][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.003476][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.003538][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.003593][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.003652][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.003706][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.003763][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.003816][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.003869][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.003929][T13793] 
[ 1861.003937][T13793] Uninit was stored to memory at:
[ 1861.003999][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.004045][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.004089][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.004142][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.004196][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.004250][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.004305][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.004359][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.004411][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.004470][T13793] 
[ 1861.004478][T13793] Uninit was stored to memory at:
[ 1861.004537][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.004583][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.004632][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.004684][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.004738][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.004792][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.004847][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.004900][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.004953][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.005012][T13793] 
[ 1861.005020][T13793] Uninit was stored to memory at:
[ 1861.005078][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.005123][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.005167][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.005220][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.005273][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.005326][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.005382][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.005435][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.005487][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.005546][T13793] 
[ 1861.005554][T13793] Uninit was stored to memory at:
[ 1861.005613][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.005663][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.005706][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.005759][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.005812][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.005865][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.011342][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1861.016334][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.020944][T13804]  do_recvmmsg+0xd77/0x2120
[ 1861.025533][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.031878][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.036078][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.058473][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.062187][T13793] 
[ 1861.062198][T13793] Local variable msg_sys created at:
[ 1861.062213][T13793]  do_recvmmsg+0xbb/0x2120
[ 1861.070698][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1861.078807][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.089237][T13804]  do_fast_syscall_32+0x34/0x70
[ 1861.430159][T13793] not chained 1550000 origins
[ 1861.434688][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1861.434751][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.434811][T13804] 
[ 1861.434819][T13804] Uninit was stored to memory at:
[ 1861.434881][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.439346][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1861.445792][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1861.447966][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1861.453046][T13804]  do_recvmmsg+0xd77/0x2120
[ 1861.458069][T13793] Call Trace:
[ 1861.458085][T13793]  <TASK>
[ 1861.463063][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.467476][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1861.472211][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.478450][T13793]  dump_stack+0x25/0x28
[ 1861.483524][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1861.488372][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1861.493282][T13804]  do_fast_syscall_32+0x34/0x70
[ 1861.497693][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1861.502246][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1861.506923][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1861.513304][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.519543][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1861.521852][T13804] 
[ 1861.521861][T13804] Uninit was stored to memory at:
[ 1861.527122][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1861.527181][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1861.531650][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.536633][T13793]  ? should_fail+0x75/0x9c0
[ 1861.536687][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1861.541362][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1861.546216][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1861.546281][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1861.550952][T13804]  do_recvmmsg+0xd77/0x2120
[ 1861.555441][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1861.555500][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1861.561819][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.564136][T13793]  __msan_chain_origin+0xbf/0x140
[ 1861.564194][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.569220][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.574332][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.574387][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1861.583202][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1861.588055][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.598175][T13804]  do_fast_syscall_32+0x34/0x70
[ 1861.602603][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1861.602673][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1861.605927][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1861.608853][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1861.613762][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.618354][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1861.624737][T13804] 
[ 1861.628804][T13793]  ? fput+0x82/0x320
[ 1861.633881][T13804] Uninit was stored to memory at:
[ 1861.639514][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.644473][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.649356][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.653999][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1861.659144][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.665525][T13804]  do_recvmmsg+0xd77/0x2120
[ 1861.670556][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.672982][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.677881][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.683065][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.688777][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.693951][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1861.698362][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.703528][T13804]  do_fast_syscall_32+0x34/0x70
[ 1861.708379][T13793] RIP: 0023:0xf6ec4549
[ 1861.714732][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1861.720688][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1861.725276][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.730270][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1861.736149][T13804] 
[ 1861.740717][T13793]  ORIG_RAX: 0000000000000151
[ 1861.740735][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1861.745805][T13804] Uninit was stored to memory at:
[ 1861.750827][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1861.757271][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.762577][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1861.762612][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1861.762641][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1861.762686][T13793]  </TASK>
[ 1861.767491][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1861.775242][T13793] Uninit was stored to memory at:
[ 1861.777279][T13804]  do_recvmmsg+0xd77/0x2120
[ 1861.782278][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.782325][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.782373][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.782429][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.782486][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.782542][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.782608][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.782666][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.782719][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.782779][T13793] 
[ 1861.782788][T13793] Uninit was stored to memory at:
[ 1861.782847][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.782893][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.782936][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.782989][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.783043][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.783097][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.783152][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.783206][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.783259][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.783318][T13793] 
[ 1861.783326][T13793] Uninit was stored to memory at:
[ 1861.783385][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.783431][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.783475][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.783528][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.783582][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.783641][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.783696][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.783750][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.783802][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.783861][T13793] 
[ 1861.783869][T13793] Uninit was stored to memory at:
[ 1861.783928][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.783974][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.784019][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.784071][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.784126][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.784180][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.784235][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.784288][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.784341][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.784401][T13793] 
[ 1861.784409][T13793] Uninit was stored to memory at:
[ 1861.784467][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.784513][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.784556][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.784613][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.784665][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.784715][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.784767][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.784818][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.784867][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.784924][T13793] 
[ 1861.784931][T13793] Uninit was stored to memory at:
[ 1861.784987][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.785031][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.785073][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.785122][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.785173][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.785225][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.785277][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.785327][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.785378][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.785434][T13793] 
[ 1861.785442][T13793] Uninit was stored to memory at:
[ 1861.785497][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1861.785541][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1861.785584][T13793]  do_recvmmsg+0xd77/0x2120
[ 1861.785641][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1861.785692][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1861.785742][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1861.785795][T13793]  do_fast_syscall_32+0x34/0x70
[ 1861.785845][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1861.785895][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1861.785950][T13793] 
[ 1861.785959][T13793] Local variable msg_sys created at:
[ 1861.785973][T13793]  do_recvmmsg+0xbb/0x2120
[ 1861.786020][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.077996][T13793] not chained 1560000 origins
[ 1862.079847][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.085179][T13793] CPU: 1 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1862.090072][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1862.094558][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1862.094585][T13793] Call Trace:
[ 1862.094602][T13793]  <TASK>
[ 1862.094619][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1862.099392][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1862.105715][T13793]  dump_stack+0x25/0x28
[ 1862.105768][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1862.110795][T13804]  do_fast_syscall_32+0x34/0x70
[ 1862.115651][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1862.115722][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1862.120210][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1862.126527][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1862.126579][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1862.128927][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1862.133936][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1862.134003][T13793]  ? should_fail+0x75/0x9c0
[ 1862.139110][T13804] 
[ 1862.139118][T13804] Uninit was stored to memory at:
[ 1862.144034][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1862.144094][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1862.148657][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1862.153385][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1862.153463][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1862.153519][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1862.159836][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1862.164864][T13793]  __msan_chain_origin+0xbf/0x140
[ 1862.164925][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1862.164990][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1862.169834][T13804]  do_recvmmsg+0xd77/0x2120
[ 1862.174348][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1862.174413][T13793]  do_recvmmsg+0xd77/0x2120
[ 1862.174485][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1862.180954][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.183285][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1862.183350][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1862.188374][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1862.193477][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1862.193542][T13793]  ? fput+0x82/0x320
[ 1862.198495][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1862.203013][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1862.203090][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.203163][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1862.207816][T13804]  do_fast_syscall_32+0x34/0x70
[ 1862.214145][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1862.214221][T13793]  do_fast_syscall_32+0x34/0x70
[ 1862.219275][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1862.224129][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1862.224189][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1862.228740][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1862.235052][T13793] RIP: 0023:0xf6ec4549
[ 1862.235087][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1862.235133][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1862.237455][T13804] 
[ 1862.237466][T13804] Local variable msg_sys created at:
[ 1862.242560][T13793]  ORIG_RAX: 0000000000000151
[ 1862.242578][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1862.242612][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1862.242642][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1862.247741][T13804]  do_recvmmsg+0xbb/0x2120
[ 1862.252932][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1862.252961][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1862.253004][T13793]  </TASK>
[ 1862.253832][T13793] Uninit was stored to memory at:
[ 1862.257512][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.262515][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1862.805004][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1862.809999][T13793]  do_recvmmsg+0xd77/0x2120
[ 1862.814758][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.819498][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1862.826092][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1862.831188][T13793]  do_fast_syscall_32+0x34/0x70
[ 1862.836284][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1862.840858][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1862.847440][T13793] 
[ 1862.849782][T13793] Uninit was stored to memory at:
[ 1862.855138][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1862.860290][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1862.865458][T13793]  do_recvmmsg+0xd77/0x2120
[ 1862.870010][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.874858][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1862.881238][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1862.886520][T13793]  do_fast_syscall_32+0x34/0x70
[ 1862.891427][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1862.896173][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1862.902686][T13793] 
[ 1862.905023][T13793] Uninit was stored to memory at:
[ 1862.910214][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1862.915557][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1862.920554][T13793]  do_recvmmsg+0xd77/0x2120
[ 1862.925395][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1862.930131][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1862.936315][T13804] not chained 1570000 origins
[ 1862.936865][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1862.941363][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1862.946475][T13793]  do_fast_syscall_32+0x34/0x70
[ 1862.955116][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1862.955143][T13804] Call Trace:
[ 1862.955158][T13804]  <TASK>
[ 1862.955175][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1862.955239][T13804]  dump_stack+0x25/0x28
[ 1862.960055][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1862.970115][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1862.970181][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1862.970249][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1862.973576][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1862.976429][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1862.981089][T13793] 
[ 1862.981099][T13793] Uninit was stored to memory at:
[ 1862.981163][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1862.985236][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1862.985293][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1862.985357][T13804]  ? should_fail+0x75/0x9c0
[ 1862.989845][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1862.995554][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1862.995613][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1862.995675][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1863.000677][T13793]  do_recvmmsg+0xd77/0x2120
[ 1863.005951][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1863.006009][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1863.006070][T13804]  __msan_chain_origin+0xbf/0x140
[ 1863.012462][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.017467][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.019782][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.024811][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.024878][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1863.030018][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1863.035094][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.035175][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1863.041067][T13793]  do_fast_syscall_32+0x34/0x70
[ 1863.045572][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1863.045690][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1863.045750][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1863.050726][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1863.055848][T13804]  ? fput+0x82/0x320
[ 1863.055909][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.055971][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.062572][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.068545][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.073125][T13793] 
[ 1863.078214][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.084102][T13793] Uninit was stored to memory at:
[ 1863.089018][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.093834][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.098789][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.105203][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1863.110027][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.114970][T13793]  do_recvmmsg+0xd77/0x2120
[ 1863.119895][T13804] RIP: 0023:0xf6ee7549
[ 1863.124543][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.129498][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1863.134446][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.140565][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1863.145764][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1863.151990][T13804]  ORIG_RAX: 0000000000000151
[ 1863.152010][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1863.152044][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1863.152074][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1863.152103][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1863.156601][T13793]  do_fast_syscall_32+0x34/0x70
[ 1863.160476][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1863.167070][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1863.171640][T13804]  </TASK>
[ 1863.178086][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.187555][T13804] Uninit was stored to memory at:
[ 1863.191802][T13793] 
[ 1863.191811][T13793] Uninit was stored to memory at:
[ 1863.191880][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.197157][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.201804][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1863.207013][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.211518][T13793]  do_recvmmsg+0xd77/0x2120
[ 1863.219051][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.222978][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.227478][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.231532][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.236900][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.256736][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1863.256801][T13793]  do_fast_syscall_32+0x34/0x70
[ 1863.256855][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1863.256908][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.256968][T13793] 
[ 1863.256976][T13793] Uninit was stored to memory at:
[ 1863.257040][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.257085][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1863.257129][T13793]  do_recvmmsg+0xd77/0x2120
[ 1863.257184][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.257238][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.257292][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1863.257347][T13793]  do_fast_syscall_32+0x34/0x70
[ 1863.257401][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1863.257454][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.257514][T13793] 
[ 1863.257522][T13793] Local variable msg_sys created at:
[ 1863.257538][T13793]  do_recvmmsg+0xbb/0x2120
[ 1863.257589][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.500955][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.506240][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.511151][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.515880][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.522371][T13804] 
[ 1863.524713][T13804] Uninit was stored to memory at:
[ 1863.529811][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.535144][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.540137][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.544858][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.549598][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.556160][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.561251][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.566336][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.571037][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.577791][T13804] 
[ 1863.580146][T13804] Uninit was stored to memory at:
[ 1863.585407][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.590566][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.595804][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.600362][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.605265][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.611734][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.616985][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.621891][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.626618][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.633180][T13804] 
[ 1863.635516][T13804] Uninit was stored to memory at:
[ 1863.640605][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.646014][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.651003][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.655727][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.660459][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.667012][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.672198][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.677113][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.681775][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.688323][T13804] 
[ 1863.690746][T13804] Uninit was stored to memory at:
[ 1863.695992][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.701150][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.706305][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.710868][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.715775][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.722276][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.727361][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.732469][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.737034][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.743589][T13804] 
[ 1863.745927][T13804] Uninit was stored to memory at:
[ 1863.751010][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.756331][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.761317][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.766036][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.770768][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.777320][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.782504][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.787414][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.792217][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.798611][T13804] 
[ 1863.800952][T13804] Uninit was stored to memory at:
[ 1863.806213][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1863.811366][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1863.816526][T13804]  do_recvmmsg+0xd77/0x2120
[ 1863.821089][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1863.825994][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1863.832482][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1863.837575][T13804]  do_fast_syscall_32+0x34/0x70
[ 1863.842630][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1863.847192][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1863.853738][T13804] 
[ 1863.856077][T13804] Local variable msg_sys created at:
[ 1863.861553][T13804]  do_recvmmsg+0xbb/0x2120
[ 1863.866295][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.007301][T13804] not chained 1580000 origins
[ 1864.012308][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1864.021132][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1864.031229][T13804] Call Trace:
[ 1864.034544][T13804]  <TASK>
[ 1864.037498][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1864.042248][T13804]  dump_stack+0x25/0x28
[ 1864.046479][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1864.052257][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1864.057349][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1864.062607][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1864.068125][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.073378][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1864.079422][T13804]  ? should_fail+0x75/0x9c0
[ 1864.083990][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.089151][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.095443][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1864.101563][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.106723][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1864.112580][T13804]  __msan_chain_origin+0xbf/0x140
[ 1864.114292][T13793] not chained 1590000 origins
[ 1864.117654][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.127437][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.132405][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1864.137383][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.141944][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.147193][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.153470][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.158617][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.164901][T13804]  ? fput+0x82/0x320
[ 1864.168827][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.175366][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.180093][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.186469][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.191536][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.196423][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.200969][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.207361][T13804] RIP: 0023:0xf6ee7549
[ 1864.211451][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1864.232321][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1864.240776][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1864.248770][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1864.256762][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1864.264757][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1864.272758][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1864.280771][T13804]  </TASK>
[ 1864.283814][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1864.284372][T13804] Uninit was stored to memory at:
[ 1864.292742][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1864.292772][T13793] Call Trace:
[ 1864.292788][T13793]  <TASK>
[ 1864.292805][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1864.292875][T13793]  dump_stack+0x25/0x28
[ 1864.297931][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.307934][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1864.308003][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1864.308070][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1864.311334][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.314265][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1864.314321][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1864.314378][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1864.319055][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.323206][T13793]  ? should_fail+0x75/0x9c0
[ 1864.323263][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1864.323321][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.328447][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.334157][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1864.334224][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1864.334279][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1864.334338][T13793]  __msan_chain_origin+0xbf/0x140
[ 1864.339458][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.344647][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.344715][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1864.344769][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1864.344830][T13793]  do_recvmmsg+0xd77/0x2120
[ 1864.349731][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.354881][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1864.354960][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.355021][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1864.360107][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.365899][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.365963][T13793]  ? fput+0x82/0x320
[ 1864.366016][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.366076][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.366154][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.366219][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1864.366279][T13793]  do_fast_syscall_32+0x34/0x70
[ 1864.370755][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.375253][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1864.375311][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.375375][T13793] RIP: 0023:0xf6ec4549
[ 1864.375406][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1864.380494][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.386719][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1864.386767][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1864.386800][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1864.386830][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1864.386856][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1864.386883][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1864.386923][T13793]  </TASK>
[ 1864.390017][T13793] Uninit was stored to memory at:
[ 1864.391762][T13804] 
[ 1864.391770][T13804] Uninit was stored to memory at:
[ 1864.391839][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.398220][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.398266][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1864.403711][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.409251][T13793]  do_recvmmsg+0xd77/0x2120
[ 1864.414397][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.414453][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.414506][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.414560][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.414622][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.414676][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.414729][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.414790][T13804] 
[ 1864.414798][T13804] Uninit was stored to memory at:
[ 1864.414859][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.414904][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.414949][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.415002][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.415056][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.415110][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.415165][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.415219][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.415271][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.415331][T13804] 
[ 1864.415338][T13804] Uninit was stored to memory at:
[ 1864.415398][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.415443][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.415487][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.415540][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.415600][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.415653][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.415708][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.415762][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.415814][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.415873][T13804] 
[ 1864.415881][T13804] Uninit was stored to memory at:
[ 1864.415940][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.415985][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.416029][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.416081][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.416136][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.416189][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.416244][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.416298][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.416351][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.416410][T13804] 
[ 1864.416418][T13804] Uninit was stored to memory at:
[ 1864.416477][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.416522][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.416566][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.416624][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.416678][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.416731][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.416785][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.416837][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.423282][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.428374][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.433375][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.433431][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1864.433486][T13793]  do_fast_syscall_32+0x34/0x70
[ 1864.438479][T13804] 
[ 1864.438488][T13804] Uninit was stored to memory at:
[ 1864.445556][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1864.448125][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.453269][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.453331][T13793] 
[ 1864.453339][T13793] Uninit was stored to memory at:
[ 1864.459542][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.464793][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.469586][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.478340][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1864.479920][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.486822][T13793]  do_recvmmsg+0xd77/0x2120
[ 1864.491193][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.497638][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.497693][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.502806][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.502865][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.502919][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.502994][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.503054][T13804] 
[ 1864.503064][T13804] Local variable msg_sys created at:
[ 1864.503079][T13804]  do_recvmmsg+0xbb/0x2120
[ 1864.503128][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.778297][T13804] not chained 1600000 origins
[ 1864.782038][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1864.782120][T13793]  do_fast_syscall_32+0x34/0x70
[ 1864.786644][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1864.793119][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1864.795453][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1864.800545][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.805726][T13804] Call Trace:
[ 1864.805742][T13804]  <TASK>
[ 1864.805759][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1864.805822][T13804]  dump_stack+0x25/0x28
[ 1864.810733][T13793] 
[ 1864.810743][T13793] Uninit was stored to memory at:
[ 1864.815224][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1864.815289][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1864.820023][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.826370][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1864.826432][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1864.831450][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1864.836285][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.836343][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1864.840864][T13793]  do_recvmmsg+0xd77/0x2120
[ 1864.847181][T13804]  ? should_fail+0x75/0x9c0
[ 1864.847235][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.849578][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.854633][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.854702][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1864.859807][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.864730][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.864788][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1864.869286][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1864.873948][T13804]  __msan_chain_origin+0xbf/0x140
[ 1864.874007][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.880341][T13793]  do_fast_syscall_32+0x34/0x70
[ 1864.885371][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1864.885426][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1864.890264][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1864.895281][T13804]  do_recvmmsg+0xd77/0x2120
[ 1864.895357][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.900014][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.906335][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.906398][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1864.912781][T13793] 
[ 1864.917715][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1864.922630][T13793] Uninit was stored to memory at:
[ 1864.924883][T13804]  ? fput+0x82/0x320
[ 1864.929935][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1864.934371][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.934433][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.939543][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1864.946063][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.946132][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1864.948450][T13793]  do_recvmmsg+0xd77/0x2120
[ 1864.953461][T13804]  do_fast_syscall_32+0x34/0x70
[ 1864.953523][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1864.958455][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1864.963549][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1864.963614][T13804] RIP: 0023:0xf6ee7549
[ 1864.968104][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1864.973045][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1864.973092][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1864.973138][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1864.978050][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1864.982535][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1864.982567][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1864.982595][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1864.982622][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1864.988936][T13793]  do_fast_syscall_32+0x34/0x70
[ 1864.993675][T13804]  </TASK>
[ 1864.994593][T13804] Uninit was stored to memory at:
[ 1865.000103][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1865.005334][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.010200][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.014909][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1865.021137][T13793] 
[ 1865.021147][T13793] Uninit was stored to memory at:
[ 1865.023585][T13804]  do_recvmmsg+0xd77/0x2120
[ 1865.028865][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.033342][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.038006][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1865.042772][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.047781][T13793]  do_recvmmsg+0xd77/0x2120
[ 1865.052839][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1865.061487][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.066158][T13804]  do_fast_syscall_32+0x34/0x70
[ 1865.076201][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.076261][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1865.082663][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1865.085922][T13793]  do_fast_syscall_32+0x34/0x70
[ 1865.088844][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.093616][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1865.097801][T13804] 
[ 1865.097814][T13804] Uninit was stored to memory at:
[ 1865.100123][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.105320][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.110932][T13793] 
[ 1865.110940][T13793] Uninit was stored to memory at:
[ 1865.116112][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1865.121166][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.126420][T13804]  do_recvmmsg+0xd77/0x2120
[ 1865.131499][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1865.136655][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.141638][T13793]  do_recvmmsg+0xd77/0x2120
[ 1865.147525][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.152076][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.152133][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.156639][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1865.161739][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1865.166541][T13804]  do_fast_syscall_32+0x34/0x70
[ 1865.172970][T13793]  do_fast_syscall_32+0x34/0x70
[ 1865.173040][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1865.179197][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1865.185605][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.185673][T13793] 
[ 1865.190846][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.196772][T13793] Uninit was stored to memory at:
[ 1865.196840][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.201778][T13804] 
[ 1865.201788][T13804] Uninit was stored to memory at:
[ 1865.201850][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.206874][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1865.206921][T13793]  do_recvmmsg+0xd77/0x2120
[ 1865.212173][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1865.217005][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.222237][T13804]  do_recvmmsg+0xd77/0x2120
[ 1865.227094][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.231592][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.236265][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1865.236324][T13793]  do_fast_syscall_32+0x34/0x70
[ 1865.241428][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.247827][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1865.254192][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1865.259240][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.261555][T13804]  do_fast_syscall_32+0x34/0x70
[ 1865.267861][T13793] 
[ 1865.267872][T13793] Local variable msg_sys created at:
[ 1865.267886][T13793]  do_recvmmsg+0xbb/0x2120
[ 1865.273017][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1865.276860][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.282076][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.659976][T13793] not chained 1610000 origins
[ 1865.661835][T13804] 
[ 1865.661844][T13804] Uninit was stored to memory at:
[ 1865.669765][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1865.674611][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.679531][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1865.684710][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1865.689046][T13793] Call Trace:
[ 1865.689063][T13793]  <TASK>
[ 1865.694185][T13804]  do_recvmmsg+0xd77/0x2120
[ 1865.698745][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1865.703343][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.709546][T13793]  dump_stack+0x25/0x28
[ 1865.714310][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.719231][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1865.724161][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1865.730386][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1865.734969][T13804]  do_fast_syscall_32+0x34/0x70
[ 1865.739881][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1865.746300][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1865.751023][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1865.753457][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.758633][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1865.763134][T13804] 
[ 1865.767518][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1865.772273][T13804] Uninit was stored to memory at:
[ 1865.778487][T13793]  ? should_fail+0x75/0x9c0
[ 1865.783289][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.785458][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1865.790461][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1865.799290][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1865.799355][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1865.799417][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1865.804576][T13804]  do_recvmmsg+0xd77/0x2120
[ 1865.814547][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1865.814613][T13793]  __msan_chain_origin+0xbf/0x140
[ 1865.814670][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.819590][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.822880][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1865.822936][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1865.825882][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.830475][T13793]  do_recvmmsg+0xd77/0x2120
[ 1865.835236][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1865.839816][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1865.844033][T13804]  do_fast_syscall_32+0x34/0x70
[ 1865.850251][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1865.856037][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1865.860947][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1865.866049][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.870785][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1865.876061][T13804] 
[ 1865.880539][T13793]  ? fput+0x82/0x320
[ 1865.885779][T13804] Uninit was stored to memory at:
[ 1865.892255][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.892322][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.892395][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.897507][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.899782][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1865.905659][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1865.910570][T13793]  do_fast_syscall_32+0x34/0x70
[ 1865.915146][T13804]  do_recvmmsg+0xd77/0x2120
[ 1865.920144][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1865.925337][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1865.930160][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.936491][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1865.942443][T13793] RIP: 0023:0xf6ec4549
[ 1865.942477][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1865.942525][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1865.947636][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1865.952121][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1865.952156][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1865.952186][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1865.952215][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1865.952244][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1865.958019][T13804]  do_fast_syscall_32+0x34/0x70
[ 1865.963042][T13793]  </TASK>
[ 1865.970898][T13793] Uninit was stored to memory at:
[ 1865.973018][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1865.977964][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1865.982882][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1865.989347][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1865.994110][T13804] 
[ 1865.999097][T13793]  do_recvmmsg+0xd77/0x2120
[ 1866.004463][T13804] Uninit was stored to memory at:
[ 1866.009277][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.015665][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.020074][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.025267][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1866.031561][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1866.037892][T13804]  do_recvmmsg+0xd77/0x2120
[ 1866.040193][T13793]  do_fast_syscall_32+0x34/0x70
[ 1866.044171][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.049164][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1866.055751][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.060403][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.066818][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1866.071908][T13793] 
[ 1866.071917][T13793] Uninit was stored to memory at:
[ 1866.072058][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.077009][T13804]  do_fast_syscall_32+0x34/0x70
[ 1866.082007][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1866.086856][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1866.091341][T13793]  do_recvmmsg+0xd77/0x2120
[ 1866.095935][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.100588][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.107604][T13804] 
[ 1866.113984][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.118063][T13804] Local variable msg_sys created at:
[ 1866.118085][T13804]  do_recvmmsg+0xbb/0x2120
[ 1866.137795][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1866.146487][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.151480][T13793]  do_fast_syscall_32+0x34/0x70
[ 1866.381523][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1866.386247][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.392731][T13793] 
[ 1866.395068][T13793] Uninit was stored to memory at:
[ 1866.400169][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.405484][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1866.410465][T13793]  do_recvmmsg+0xd77/0x2120
[ 1866.415270][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.420029][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.426586][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1866.431659][T13793]  do_fast_syscall_32+0x34/0x70
[ 1866.436719][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1866.441270][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.447988][T13793] 
[ 1866.450321][T13793] Uninit was stored to memory at:
[ 1866.455562][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.460711][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1866.465941][T13793]  do_recvmmsg+0xd77/0x2120
[ 1866.470492][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.475381][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.481758][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1866.486987][T13793]  do_fast_syscall_32+0x34/0x70
[ 1866.491883][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1866.496605][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.497138][T13804] not chained 1620000 origins
[ 1866.503172][T13793] 
[ 1866.503181][T13793] Uninit was stored to memory at:
[ 1866.503245][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.503291][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1866.503334][T13793]  do_recvmmsg+0xd77/0x2120
[ 1866.503388][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.508054][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1866.510367][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.515380][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1866.515407][T13804] Call Trace:
[ 1866.515422][T13804]  <TASK>
[ 1866.515437][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1866.520557][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1866.525504][T13804]  dump_stack+0x25/0x28
[ 1866.525556][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1866.530154][T13793]  do_fast_syscall_32+0x34/0x70
[ 1866.534820][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1866.534889][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1866.543719][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1866.549958][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1866.560082][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.563370][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1866.563430][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1866.566386][T13793] 
[ 1866.566395][T13793] Uninit was stored to memory at:
[ 1866.571100][T13804]  ? should_fail+0x75/0x9c0
[ 1866.576246][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.580257][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1866.586032][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1866.590796][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1866.595996][T13793]  do_recvmmsg+0xd77/0x2120
[ 1866.601104][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1866.605677][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.610698][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1866.617080][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.622098][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1866.622162][T13804]  __msan_chain_origin+0xbf/0x140
[ 1866.627959][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1866.630280][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.635359][T13793]  do_fast_syscall_32+0x34/0x70
[ 1866.639788][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1866.644939][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1866.649988][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1866.654979][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.661131][T13804]  do_recvmmsg+0xd77/0x2120
[ 1866.665699][T13793] 
[ 1866.671687][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1866.676406][T13793] Uninit was stored to memory at:
[ 1866.681437][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1866.687866][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.693534][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1866.693593][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1866.698620][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1866.703737][T13804]  ? fput+0x82/0x320
[ 1866.703793][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.708902][T13793]  do_recvmmsg+0xd77/0x2120
[ 1866.713744][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.713818][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.718736][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.723232][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1866.723297][T13804]  do_fast_syscall_32+0x34/0x70
[ 1866.728133][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.734447][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1866.734505][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.739006][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1866.741333][T13804] RIP: 0023:0xf6ee7549
[ 1866.746514][T13793]  do_fast_syscall_32+0x34/0x70
[ 1866.751448][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1866.757753][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1866.762772][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1866.762819][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1866.762856][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1866.768224][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1866.774481][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1866.774511][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1866.774540][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1866.774583][T13804]  </TASK>
[ 1866.779483][T13793] 
[ 1866.779493][T13793] Local variable msg_sys created at:
[ 1866.784265][T13804] Uninit was stored to memory at:
[ 1866.790033][T13793]  do_recvmmsg+0xbb/0x2120
[ 1866.794777][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1866.799455][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.805889][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1866.825383][ T1199] ieee802154 phy0 wpan0: encryption failed: -22
[ 1866.827144][T13804]  do_recvmmsg+0xd77/0x2120
[ 1866.831816][ T1199] ieee802154 phy1 wpan1: encryption failed: -22
[ 1866.838120][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1866.990158][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1866.996894][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.002071][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.006969][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.011519][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.018152][T13804] 
[ 1867.020490][T13804] Uninit was stored to memory at:
[ 1867.025754][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.030906][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.036021][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.040583][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.045467][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.052097][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.057353][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.062419][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.066979][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.073555][T13804] 
[ 1867.075892][T13804] Uninit was stored to memory at:
[ 1867.080973][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.086310][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.091298][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.096054][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.100782][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.107349][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.112550][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.117459][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.122218][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.128605][T13804] 
[ 1867.131027][T13804] Uninit was stored to memory at:
[ 1867.136289][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.141450][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.146735][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.151293][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.156321][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.162846][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.167945][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.173104][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.177655][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.184552][T13804] 
[ 1867.186886][T13804] Uninit was stored to memory at:
[ 1867.192166][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.197321][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.202526][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.207087][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.211036][T13793] not chained 1630000 origins
[ 1867.211843][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.219385][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1867.223247][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.231888][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1867.237278][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.246991][T13793] Call Trace:
[ 1867.247008][T13793]  <TASK>
[ 1867.247025][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1867.247090][T13793]  dump_stack+0x25/0x28
[ 1867.247139][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1867.247207][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1867.247273][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1867.247336][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1867.247384][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1867.252336][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.255488][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1867.258408][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.263164][T13793]  ? should_fail+0x75/0x9c0
[ 1867.263220][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1867.263276][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1867.263338][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1867.267466][T13804] 
[ 1867.267476][T13804] Uninit was stored to memory at:
[ 1867.273184][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1867.273244][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1867.273305][T13793]  __msan_chain_origin+0xbf/0x140
[ 1867.278444][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.283577][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.283647][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1867.283700][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1867.288799][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.293900][T13793]  do_recvmmsg+0xd77/0x2120
[ 1867.293976][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1867.298487][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.304292][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1867.304355][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1867.310694][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.315188][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1867.315252][T13793]  ? fput+0x82/0x320
[ 1867.315306][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.320501][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.326822][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.326897][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.326963][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1867.333169][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.335367][T13793]  do_fast_syscall_32+0x34/0x70
[ 1867.340394][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.345495][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1867.345553][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.345616][T13793] RIP: 0023:0xf6ec4549
[ 1867.345647][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1867.351427][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.356445][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1867.356499][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1867.356530][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1867.356561][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1867.356589][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1867.356616][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1867.361719][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.366836][T13793]  </TASK>
[ 1867.370050][T13793] Uninit was stored to memory at:
[ 1867.372058][T13804] 
[ 1867.376944][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.381808][T13804] Uninit was stored to memory at:
[ 1867.381869][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.386478][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1867.386523][T13793]  do_recvmmsg+0xd77/0x2120
[ 1867.386578][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.391708][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.398776][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.402949][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.407762][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1867.412608][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.418926][T13793]  do_fast_syscall_32+0x34/0x70
[ 1867.422934][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.422992][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.423047][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.423101][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.423154][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.423220][T13804] 
[ 1867.423229][T13804] Local variable msg_sys created at:
[ 1867.423244][T13804]  do_recvmmsg+0xbb/0x2120
[ 1867.423294][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.695935][T13804] not chained 1640000 origins
[ 1867.695960][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1867.696009][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1867.696036][T13804] Call Trace:
[ 1867.696052][T13804]  <TASK>
[ 1867.696069][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1867.696138][T13804]  dump_stack+0x25/0x28
[ 1867.696190][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1867.696260][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1867.696328][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1867.696391][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1867.696440][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1867.696498][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1867.696563][T13804]  ? should_fail+0x75/0x9c0
[ 1867.696616][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1867.696674][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1867.696736][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1867.696800][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1867.696857][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1867.696919][T13804]  __msan_chain_origin+0xbf/0x140
[ 1867.696976][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.697045][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.697099][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1867.697163][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.697245][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1867.697313][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1867.697375][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1867.697432][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1867.697495][T13804]  ? fput+0x82/0x320
[ 1867.697551][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.697612][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.697685][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.697753][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.697816][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.697875][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.697932][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.697994][T13804] RIP: 0023:0xf6ee7549
[ 1867.698026][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1867.702865][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1867.707452][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1867.716354][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.726245][T13804]  ORIG_RAX: 0000000000000151
[ 1867.726264][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1867.726299][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1867.726329][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1867.729595][T13793] 
[ 1867.729604][T13793] Uninit was stored to memory at:
[ 1867.732532][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1867.732562][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1867.732606][T13804]  </TASK>
[ 1867.732977][T13804] Uninit was stored to memory at:
[ 1867.737325][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.741555][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.749809][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1867.752777][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.752824][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.752878][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.758057][T13793]  do_recvmmsg+0xd77/0x2120
[ 1867.763313][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.768363][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.774442][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.774502][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.774556][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.774609][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.774670][T13804] 
[ 1867.774679][T13804] Uninit was stored to memory at:
[ 1867.774740][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.774785][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.774829][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.774882][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.774935][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.774995][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.775050][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.775104][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.775157][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.775224][T13804] 
[ 1867.775231][T13804] Uninit was stored to memory at:
[ 1867.775291][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.775336][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.775380][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.775433][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.775487][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.775540][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.775595][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.775649][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.775701][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.775760][T13804] 
[ 1867.775768][T13804] Uninit was stored to memory at:
[ 1867.775827][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.775872][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.775917][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.775970][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.776023][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.776077][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.776132][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.776186][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.776243][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.776303][T13804] 
[ 1867.776311][T13804] Uninit was stored to memory at:
[ 1867.776369][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.776415][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.776459][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.776512][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.776565][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.781062][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.786301][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.792647][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1867.798726][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.806339][T13793]  do_fast_syscall_32+0x34/0x70
[ 1867.809767][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.814916][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1867.819979][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.825014][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.829847][T13804] 
[ 1867.829856][T13804] Uninit was stored to memory at:
[ 1867.836804][T13793] 
[ 1867.839638][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.846229][T13793] Uninit was stored to memory at:
[ 1867.851222][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.857634][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.861454][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.870441][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1867.872881][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.872936][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.879273][T13793]  do_recvmmsg+0xd77/0x2120
[ 1867.879327][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.884484][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.889310][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.893917][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.893973][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.894026][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.894086][T13804] 
[ 1867.894094][T13804] Uninit was stored to memory at:
[ 1867.894156][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1867.894207][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1867.894251][T13804]  do_recvmmsg+0xd77/0x2120
[ 1867.894305][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1867.894359][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1867.894412][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1867.894468][T13804]  do_fast_syscall_32+0x34/0x70
[ 1867.894521][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1867.894574][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1867.894634][T13804] 
[ 1867.894643][T13804] Local variable msg_sys created at:
[ 1867.894657][T13804]  do_recvmmsg+0xbb/0x2120
[ 1867.894708][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.161008][T13804] not chained 1650000 origins
[ 1868.164072][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1868.164138][T13793]  do_fast_syscall_32+0x34/0x70
[ 1868.164190][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1868.164243][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.164303][T13793] 
[ 1868.164310][T13793] Uninit was stored to memory at:
[ 1868.164373][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.169502][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1868.174550][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1868.178834][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1868.185227][T13793]  do_recvmmsg+0xd77/0x2120
[ 1868.187465][T13804] Call Trace:
[ 1868.187482][T13804]  <TASK>
[ 1868.192552][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.197573][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1868.202720][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.207211][T13804]  dump_stack+0x25/0x28
[ 1868.211860][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1868.218174][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1868.218245][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1868.223358][T13793]  do_fast_syscall_32+0x34/0x70
[ 1868.228122][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1868.232826][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1868.239046][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1868.241370][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.246500][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1868.246579][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1868.251723][T13793] 
[ 1868.251737][T13793] Uninit was stored to memory at:
[ 1868.251806][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.256668][T13804]  ? should_fail+0x75/0x9c0
[ 1868.256724][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1868.256780][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1868.261275][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1868.266030][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1868.266100][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1868.272503][T13793]  do_recvmmsg+0xd77/0x2120
[ 1868.278744][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1868.283855][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.288792][T13804]  __msan_chain_origin+0xbf/0x140
[ 1868.293711][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.298476][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.303036][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1868.307463][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1868.313834][T13793]  do_fast_syscall_32+0x34/0x70
[ 1868.320076][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1868.322466][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1868.327398][T13804]  do_recvmmsg+0xd77/0x2120
[ 1868.329713][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.334840][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1868.334910][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1868.339910][T13793] 
[ 1868.339919][T13793] Uninit was stored to memory at:
[ 1868.344835][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1868.344894][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1868.350059][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.354499][T13804]  ? fput+0x82/0x320
[ 1868.354555][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.359501][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1868.364166][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.364240][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.370550][T13793]  do_recvmmsg+0xd77/0x2120
[ 1868.375055][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1868.375119][T13804]  do_fast_syscall_32+0x34/0x70
[ 1868.379796][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.384811][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1868.384868][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.391201][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.396036][T13804] RIP: 0023:0xf6ee7549
[ 1868.396070][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1868.396116][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1868.400607][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1868.406917][T13804]  ORIG_RAX: 0000000000000151
[ 1868.406936][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1868.406970][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1868.406999][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1868.409319][T13793]  do_fast_syscall_32+0x34/0x70
[ 1868.414335][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1868.414364][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1868.414407][T13804]  </TASK>
[ 1868.416928][T13804] Uninit was stored to memory at:
[ 1868.419514][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1868.424625][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.429029][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.433877][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1868.440363][T13793] 
[ 1868.440371][T13793] Uninit was stored to memory at:
[ 1868.440432][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.445486][T13804]  do_recvmmsg+0xd77/0x2120
[ 1868.450297][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1868.454882][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.461178][T13793]  do_recvmmsg+0xd77/0x2120
[ 1868.463593][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.468839][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.473335][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1868.477980][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.478034][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1868.482824][T13804]  do_fast_syscall_32+0x34/0x70
[ 1868.487819][T13793]  do_fast_syscall_32+0x34/0x70
[ 1868.492751][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1868.497312][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1868.503749][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.506045][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.511054][T13804] 
[ 1868.511063][T13804] Uninit was stored to memory at:
[ 1868.516322][T13793] 
[ 1868.516332][T13793] Local variable msg_sys created at:
[ 1868.516346][T13793]  do_recvmmsg+0xbb/0x2120
[ 1868.525231][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.530084][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.540238][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1868.873188][T13793] not chained 1660000 origins
[ 1868.876784][T13804]  do_recvmmsg+0xd77/0x2120
[ 1868.887604][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1868.893355][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1868.901221][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1868.906199][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1868.914061][T13793] Call Trace:
[ 1868.914085][T13793]  <TASK>
[ 1868.914101][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1868.914167][T13793]  dump_stack+0x25/0x28
[ 1868.922228][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1868.925145][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1868.930148][T13804]  do_fast_syscall_32+0x34/0x70
[ 1868.934644][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1868.934715][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1868.939837][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1868.946153][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1868.946205][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1868.946261][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1868.952058][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1868.954276][T13793]  ? should_fail+0x75/0x9c0
[ 1868.959274][T13804] 
[ 1868.959284][T13804] Uninit was stored to memory at:
[ 1868.964378][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1868.964448][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1868.964510][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1868.969069][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.973944][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1868.974010][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1868.974070][T13793]  __msan_chain_origin+0xbf/0x140
[ 1868.978724][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1868.983218][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1868.983287][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1868.983339][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1868.989627][T13804]  do_recvmmsg+0xd77/0x2120
[ 1868.994299][T13793]  do_recvmmsg+0xd77/0x2120
[ 1868.994375][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1868.999411][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.005745][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1869.005817][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1869.005873][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1869.010896][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.015733][T13793]  ? fput+0x82/0x320
[ 1869.015789][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.015851][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.020691][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1869.025191][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.025260][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1869.029761][T13804]  do_fast_syscall_32+0x34/0x70
[ 1869.036087][T13793]  do_fast_syscall_32+0x34/0x70
[ 1869.036148][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1869.036204][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.042611][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1869.044825][T13793] RIP: 0023:0xf6ec4549
[ 1869.049827][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.052145][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1869.052192][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1869.052238][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1869.057515][T13804] 
[ 1869.057524][T13804] Uninit was stored to memory at:
[ 1869.061921][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1869.061960][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1869.061988][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1869.062016][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1869.062061][T13793]  </TASK>
[ 1869.065598][T13793] Uninit was stored to memory at:
[ 1869.067232][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.071910][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.076914][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1869.081441][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1869.086025][T13804]  do_recvmmsg+0xd77/0x2120
[ 1869.097281][T13793]  do_recvmmsg+0xd77/0x2120
[ 1869.099567][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.109741][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.116127][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.119434][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.122473][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1869.122532][T13804]  do_fast_syscall_32+0x34/0x70
[ 1869.122586][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1869.122639][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.122708][T13804] 
[ 1869.122716][T13804] Uninit was stored to memory at:
[ 1869.122779][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.122824][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1869.122869][T13804]  do_recvmmsg+0xd77/0x2120
[ 1869.122923][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.122987][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.123041][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1869.123096][T13804]  do_fast_syscall_32+0x34/0x70
[ 1869.123150][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1869.123207][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.123266][T13804] 
[ 1869.123274][T13804] Uninit was stored to memory at:
[ 1869.123332][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.123378][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1869.123422][T13804]  do_recvmmsg+0xd77/0x2120
[ 1869.123474][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.123528][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.123581][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1869.123636][T13804]  do_fast_syscall_32+0x34/0x70
[ 1869.123689][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1869.123741][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.123800][T13804] 
[ 1869.123807][T13804] Uninit was stored to memory at:
[ 1869.123866][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.123911][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1869.123955][T13804]  do_recvmmsg+0xd77/0x2120
[ 1869.124008][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.124062][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.124115][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1869.124176][T13804]  do_fast_syscall_32+0x34/0x70
[ 1869.124230][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1869.124283][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.124343][T13804] 
[ 1869.124351][T13804] Local variable msg_sys created at:
[ 1869.124366][T13804]  do_recvmmsg+0xbb/0x2120
[ 1869.124417][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.467118][T13804] not chained 1670000 origins
[ 1869.468309][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1869.471241][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1869.476398][T13793]  do_fast_syscall_32+0x34/0x70
[ 1869.481336][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1869.486511][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1869.491525][T13804] Call Trace:
[ 1869.491541][T13804]  <TASK>
[ 1869.496545][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.500952][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1869.505519][T13793] 
[ 1869.510121][T13804]  dump_stack+0x25/0x28
[ 1869.514864][T13793] Uninit was stored to memory at:
[ 1869.521100][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1869.527542][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.532421][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1869.532492][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1869.537325][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1869.541815][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1869.548211][T13793]  do_recvmmsg+0xd77/0x2120
[ 1869.550439][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1869.555584][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.560541][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1869.565541][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.569953][T13804]  ? should_fail+0x75/0x9c0
[ 1869.576126][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1869.582693][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1869.582753][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1869.587772][T13793]  do_fast_syscall_32+0x34/0x70
[ 1869.592607][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1869.592676][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1869.597170][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1869.603481][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1869.603544][T13804]  __msan_chain_origin+0xbf/0x140
[ 1869.605871][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.610898][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.616072][T13793] 
[ 1869.620930][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1869.625475][T13793] Uninit was stored to memory at:
[ 1869.630065][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1869.636499][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.641394][T13804]  do_recvmmsg+0xd77/0x2120
[ 1869.646307][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1869.650727][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1869.657105][T13793]  do_recvmmsg+0xd77/0x2120
[ 1869.659358][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1869.664516][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.669539][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1869.674538][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.678959][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1869.683702][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1869.689950][T13804]  ? fput+0x82/0x320
[ 1869.695030][T13793]  do_fast_syscall_32+0x34/0x70
[ 1869.699791][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.704351][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1869.710587][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.712973][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.718184][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.722640][T13793] 
[ 1869.727236][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1869.731885][T13793] Uninit was stored to memory at:
[ 1869.732030][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.736895][T13804]  do_fast_syscall_32+0x34/0x70
[ 1869.745718][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1869.750486][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1869.760608][T13793]  do_recvmmsg+0xd77/0x2120
[ 1869.765020][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.765089][T13804] RIP: 0023:0xf6ee7549
[ 1869.768365][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.771287][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1869.777691][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.782260][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1869.782309][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1869.782342][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1869.784655][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1869.788886][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1869.793992][T13793]  do_fast_syscall_32+0x34/0x70
[ 1869.799690][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1869.804891][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1869.809811][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1869.815088][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.819931][T13804]  </TASK>
[ 1869.825114][T13793] 
[ 1869.831010][T13804] Uninit was stored to memory at:
[ 1869.834705][T13793] Uninit was stored to memory at:
[ 1869.834774][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.839442][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.845276][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1869.845324][T13793]  do_recvmmsg+0xd77/0x2120
[ 1869.851650][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1869.856236][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.856295][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.856348][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1869.861385][T13804]  do_recvmmsg+0xd77/0x2120
[ 1869.866571][T13793]  do_fast_syscall_32+0x34/0x70
[ 1869.872911][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.877738][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1869.883923][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.889080][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.893709][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1869.899442][T13793] 
[ 1869.899451][T13793] Uninit was stored to memory at:
[ 1869.904548][T13804]  do_fast_syscall_32+0x34/0x70
[ 1869.910904][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.916092][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1869.918342][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1869.923359][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.928347][T13793]  do_recvmmsg+0xd77/0x2120
[ 1869.933274][T13804] 
[ 1869.938358][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.942939][T13804] Uninit was stored to memory at:
[ 1869.947839][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1869.953118][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1869.957501][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1869.963863][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1869.968487][T13793]  do_fast_syscall_32+0x34/0x70
[ 1869.973737][T13804]  do_recvmmsg+0xd77/0x2120
[ 1869.980072][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1869.986415][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1869.991471][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1869.995464][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.000262][T13793] 
[ 1870.000271][T13793] Uninit was stored to memory at:
[ 1870.000334][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1870.006869][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1870.011315][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1870.016166][T13804]  do_fast_syscall_32+0x34/0x70
[ 1870.022458][T13793]  do_recvmmsg+0xd77/0x2120
[ 1870.028787][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1870.031101][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.036284][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.041200][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.046416][T13804] 
[ 1870.051229][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1870.056244][T13804] Uninit was stored to memory at:
[ 1870.060800][T13793]  do_fast_syscall_32+0x34/0x70
[ 1870.065458][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1870.071674][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1870.075859][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1870.080473][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.100272][T13804]  do_recvmmsg+0xd77/0x2120
[ 1870.106560][T13793] 
[ 1870.106570][T13793] Local variable msg_sys created at:
[ 1870.115171][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.123181][T13793]  do_recvmmsg+0xbb/0x2120
[ 1870.131146][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.136235][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.451888][T13793] not chained 1680000 origins
[ 1870.455368][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1870.455434][T13804]  do_fast_syscall_32+0x34/0x70
[ 1870.455488][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1870.455540][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.455601][T13804] 
[ 1870.455609][T13804] Uninit was stored to memory at:
[ 1870.455679][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1870.455725][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1870.455769][T13804]  do_recvmmsg+0xd77/0x2120
[ 1870.455824][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.455878][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.455933][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1870.455988][T13804]  do_fast_syscall_32+0x34/0x70
[ 1870.456042][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1870.456095][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.456155][T13804] 
[ 1870.456162][T13804] Uninit was stored to memory at:
[ 1870.456222][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1870.456267][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1870.456312][T13804]  do_recvmmsg+0xd77/0x2120
[ 1870.456365][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.456419][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.456473][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1870.456528][T13804]  do_fast_syscall_32+0x34/0x70
[ 1870.456583][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1870.456644][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.456704][T13804] 
[ 1870.456712][T13804] Uninit was stored to memory at:
[ 1870.456771][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1870.456817][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1870.456861][T13804]  do_recvmmsg+0xd77/0x2120
[ 1870.456914][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.456968][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.457022][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1870.457078][T13804]  do_fast_syscall_32+0x34/0x70
[ 1870.457132][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1870.457184][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.457244][T13804] 
[ 1870.457251][T13804] Uninit was stored to memory at:
[ 1870.457311][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1870.457356][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1870.457400][T13804]  do_recvmmsg+0xd77/0x2120
[ 1870.457454][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.457508][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.457562][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1870.457617][T13804]  do_fast_syscall_32+0x34/0x70
[ 1870.457677][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1870.457730][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.457788][T13804] 
[ 1870.457796][T13804] Local variable msg_sys created at:
[ 1870.457811][T13804]  do_recvmmsg+0xbb/0x2120
[ 1870.457860][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.463000][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1870.589899][T13804] not chained 1690000 origins
[ 1870.593428][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1870.593456][T13793] Call Trace:
[ 1870.593470][T13793]  <TASK>
[ 1870.593487][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1870.593556][T13793]  dump_stack+0x25/0x28
[ 1870.796996][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1870.802766][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1870.807837][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1870.813074][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1870.818219][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1870.823365][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1870.829389][T13793]  ? should_fail+0x75/0x9c0
[ 1870.833924][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1870.839071][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1870.845354][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1870.851460][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1870.856607][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1870.862462][T13793]  __msan_chain_origin+0xbf/0x140
[ 1870.867522][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1870.872688][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1870.877830][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1870.882722][T13793]  do_recvmmsg+0xd77/0x2120
[ 1870.887276][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1870.892434][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1870.898714][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1870.903859][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1870.910138][T13793]  ? fput+0x82/0x320
[ 1870.914066][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.920615][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1870.925359][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1870.931737][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1870.936804][T13793]  do_fast_syscall_32+0x34/0x70
[ 1870.941712][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1870.946250][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1870.952625][T13793] RIP: 0023:0xf6ec4549
[ 1870.956711][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1870.976352][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1870.984797][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1870.992796][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1871.000795][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1871.008791][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1871.016781][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1871.024792][T13793]  </TASK>
[ 1871.027833][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1871.035449][T13793] Uninit was stored to memory at:
[ 1871.036642][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1871.041733][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.051903][T13804] Call Trace:
[ 1871.051926][T13804]  <TASK>
[ 1871.051941][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1871.052011][T13804]  dump_stack+0x25/0x28
[ 1871.057222][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1871.060493][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1871.063512][T13793]  do_recvmmsg+0xd77/0x2120
[ 1871.068183][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1871.072405][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.077249][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1871.083118][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.087533][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1871.092625][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1871.097207][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1871.102472][T13793]  do_fast_syscall_32+0x34/0x70
[ 1871.108710][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1871.113928][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1871.119022][T13804]  ? should_fail+0x75/0x9c0
[ 1871.124202][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.128983][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1871.134862][T13793] 
[ 1871.139270][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1871.143875][T13793] Uninit was stored to memory at:
[ 1871.150084][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1871.155320][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.157503][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1871.163797][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1871.168732][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1871.174893][T13793]  do_recvmmsg+0xd77/0x2120
[ 1871.179899][T13804]  __msan_chain_origin+0xbf/0x140
[ 1871.185109][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.189926][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.195882][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.200333][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1871.205408][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1871.209998][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1871.215172][T13793]  do_fast_syscall_32+0x34/0x70
[ 1871.221411][T13804]  do_recvmmsg+0xd77/0x2120
[ 1871.226404][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1871.231360][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1871.236269][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.241039][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1871.245651][T13793] 
[ 1871.250022][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1871.255199][T13793] Uninit was stored to memory at:
[ 1871.261431][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1871.267784][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.269977][T13804]  ? fput+0x82/0x320
[ 1871.275151][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1871.280112][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.286431][T13793]  do_recvmmsg+0xd77/0x2120
[ 1871.291454][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.295585][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.300700][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.307254][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.311669][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1871.316397][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1871.320985][T13804]  do_fast_syscall_32+0x34/0x70
[ 1871.327372][T13793]  do_fast_syscall_32+0x34/0x70
[ 1871.333613][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1871.333671][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.338694][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1871.343702][T13804] RIP: 0023:0xf6ee7549
[ 1871.343736][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1871.343783][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1871.348611][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.353444][T13804]  ORIG_RAX: 0000000000000151
[ 1871.353462][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1871.353495][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1871.353526][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1871.358014][T13793] 
[ 1871.358023][T13793] Uninit was stored to memory at:
[ 1871.358086][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.364327][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1871.364357][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1871.364400][T13804]  </TASK>
[ 1871.364541][T13804] Uninit was stored to memory at:
[ 1871.368897][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1871.373105][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.392710][T13793]  do_recvmmsg+0xd77/0x2120
[ 1871.398956][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1871.405352][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.410035][T13804]  do_recvmmsg+0xd77/0x2120
[ 1871.418340][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.426442][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.434527][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1871.436871][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.441879][T13793]  do_fast_syscall_32+0x34/0x70
[ 1871.447094][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1871.455174][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1871.463283][T13804]  do_fast_syscall_32+0x34/0x70
[ 1871.466309][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.471319][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1871.476334][T13793] 
[ 1871.476344][T13793] Uninit was stored to memory at:
[ 1871.476409][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.481447][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.486037][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1871.490977][T13804] 
[ 1871.490987][T13804] Uninit was stored to memory at:
[ 1871.495720][T13793]  do_recvmmsg+0xd77/0x2120
[ 1871.500270][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.506615][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.511303][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1871.516406][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.522849][T13804]  do_recvmmsg+0xd77/0x2120
[ 1871.527667][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1871.532773][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.537250][T13793]  do_fast_syscall_32+0x34/0x70
[ 1871.542179][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.548493][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1871.553080][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1871.555374][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.560385][T13804]  do_fast_syscall_32+0x34/0x70
[ 1871.565572][T13793] 
[ 1871.565581][T13793] Uninit was stored to memory at:
[ 1871.565644][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.572024][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1871.576939][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1871.579258][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.584352][T13793]  do_recvmmsg+0xd77/0x2120
[ 1871.588859][T13804] 
[ 1871.588868][T13804] Uninit was stored to memory at:
[ 1871.594038][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.598768][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.603716][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.610043][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1871.614612][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1871.619642][T13804]  do_recvmmsg+0xd77/0x2120
[ 1871.624467][T13793]  do_fast_syscall_32+0x34/0x70
[ 1871.629327][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.635717][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1871.640221][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.645315][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.651641][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1871.656558][T13793] 
[ 1871.656567][T13793] Uninit was stored to memory at:
[ 1871.656630][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.658894][T13804]  do_fast_syscall_32+0x34/0x70
[ 1871.664002][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1871.669115][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1871.673763][T13793]  do_recvmmsg+0xd77/0x2120
[ 1871.678709][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.685104][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.689613][T13804] 
[ 1871.689621][T13804] Uninit was stored to memory at:
[ 1871.692036][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.697337][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.702077][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1871.707189][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1871.714149][T13793]  do_fast_syscall_32+0x34/0x70
[ 1871.719095][T13804]  do_recvmmsg+0xd77/0x2120
[ 1871.724431][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1871.728944][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.733865][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.738549][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.743202][T13793] 
[ 1871.743212][T13793] Local variable msg_sys created at:
[ 1871.743228][T13793]  do_recvmmsg+0xbb/0x2120
[ 1871.749531][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1871.755929][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.760959][T13804]  do_fast_syscall_32+0x34/0x70
[ 1871.892183][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1871.896746][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.903269][T13804] 
[ 1871.905601][T13804] Uninit was stored to memory at:
[ 1871.910865][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.916146][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1871.921213][T13804]  do_recvmmsg+0xd77/0x2120
[ 1871.925881][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.930605][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.937114][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1871.942315][T13804]  do_fast_syscall_32+0x34/0x70
[ 1871.947214][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1871.951760][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1871.958274][T13804] 
[ 1871.960604][T13804] Uninit was stored to memory at:
[ 1871.965798][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1871.970948][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1871.976042][T13804]  do_recvmmsg+0xd77/0x2120
[ 1871.980596][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1871.985538][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1871.992046][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1871.997128][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.002238][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.006919][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.013454][T13804] 
[ 1872.015792][T13804] Uninit was stored to memory at:
[ 1872.020877][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.026175][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.031269][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.035968][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.040702][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.047218][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.052428][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.057333][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.061898][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.068408][T13804] 
[ 1872.070747][T13804] Local variable msg_sys created at:
[ 1872.076188][T13804]  do_recvmmsg+0xbb/0x2120
[ 1872.080662][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.139451][T13793] not chained 1700000 origins
[ 1872.144339][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1872.153148][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1872.163236][T13793] Call Trace:
[ 1872.166548][T13793]  <TASK>
[ 1872.169501][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1872.174260][T13793]  dump_stack+0x25/0x28
[ 1872.178460][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1872.184234][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1872.189321][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1872.195098][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1872.200266][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1872.205443][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1872.211311][T13793]  ? should_fail+0x75/0x9c0
[ 1872.215873][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1872.221039][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1872.227348][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1872.233476][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1872.238645][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1872.244507][T13793]  __msan_chain_origin+0xbf/0x140
[ 1872.249600][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.254786][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1872.259787][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1872.264693][T13793]  do_recvmmsg+0xd77/0x2120
[ 1872.269275][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1872.274451][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1872.280749][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1872.285912][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1872.292209][T13793]  ? fput+0x82/0x320
[ 1872.296156][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.302712][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.307456][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.314364][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1872.319550][T13793]  do_fast_syscall_32+0x34/0x70
[ 1872.324455][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1872.329008][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.335392][T13793] RIP: 0023:0xf6ec4549
[ 1872.335594][T13804] not chained 1710000 origins
[ 1872.339489][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1872.363885][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1872.372344][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1872.380344][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1872.388338][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1872.396359][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1872.404361][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1872.412374][T13793]  </TASK>
[ 1872.415400][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1872.418575][T13793] Uninit was stored to memory at:
[ 1872.424202][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1872.424233][T13804] Call Trace:
[ 1872.424250][T13804]  <TASK>
[ 1872.424267][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1872.429375][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.439577][T13804]  dump_stack+0x25/0x28
[ 1872.439643][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1872.439703][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1872.443044][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1872.445905][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1872.450560][T13793]  do_recvmmsg+0xd77/0x2120
[ 1872.455660][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1872.455711][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1872.459878][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.465581][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1872.465648][T13804]  ? should_fail+0x75/0x9c0
[ 1872.470669][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.475594][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1872.475652][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1872.480864][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1872.485365][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1872.485430][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1872.485486][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1872.490575][T13793]  do_fast_syscall_32+0x34/0x70
[ 1872.495694][T13804]  __msan_chain_origin+0xbf/0x140
[ 1872.495764][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.500441][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1872.506252][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.506308][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1872.510806][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.517118][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.517195][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1872.522363][T13793] 
[ 1872.528527][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1872.533602][T13793] Uninit was stored to memory at:
[ 1872.539578][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1872.544796][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.550456][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1872.555363][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1872.560297][T13804]  ? fput+0x82/0x320
[ 1872.565462][T13793]  do_recvmmsg+0xd77/0x2120
[ 1872.569877][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.574869][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.579629][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.586095][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.590695][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.595851][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1872.598103][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.604409][T13793]  do_fast_syscall_32+0x34/0x70
[ 1872.609349][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.614513][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1872.619660][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.626009][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.630836][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.634821][T13793] 
[ 1872.639200][T13804] RIP: 0023:0xf6ee7549
[ 1872.645776][T13793] Uninit was stored to memory at:
[ 1872.650349][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1872.655148][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.661325][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1872.667720][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1872.672649][T13804]  ORIG_RAX: 0000000000000151
[ 1872.672667][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1872.672701][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1872.672731][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1872.677740][T13793]  do_recvmmsg+0xd77/0x2120
[ 1872.682578][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1872.682607][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1872.682652][T13804]  </TASK>
[ 1872.684936][T13804] Uninit was stored to memory at:
[ 1872.687620][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.692275][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.692322][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.692366][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.692425][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.692480][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.692534][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.692590][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.692644][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.692697][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.692757][T13804] 
[ 1872.692765][T13804] Uninit was stored to memory at:
[ 1872.692824][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.692870][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.692915][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.692968][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.693022][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.693076][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.693131][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.693185][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.693237][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.693301][T13804] 
[ 1872.693309][T13804] Uninit was stored to memory at:
[ 1872.693368][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.693413][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.693458][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.693511][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.693565][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.693623][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.693678][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.693737][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.693790][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.693850][T13804] 
[ 1872.693857][T13804] Uninit was stored to memory at:
[ 1872.693917][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.693961][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.694006][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.694059][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.694113][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.694167][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.694222][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.694281][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.694333][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.694393][T13804] 
[ 1872.694400][T13804] Uninit was stored to memory at:
[ 1872.694459][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.694504][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.694549][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.694602][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.694655][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.694707][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.699182][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.705607][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.711916][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1872.714342][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.718391][T13793]  do_fast_syscall_32+0x34/0x70
[ 1872.723500][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.723563][T13804] 
[ 1872.723571][T13804] Uninit was stored to memory at:
[ 1872.723632][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.723677][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.723721][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.723775][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.723829][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.723883][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.723937][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.723991][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.724043][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.724103][T13804] 
[ 1872.724111][T13804] Uninit was stored to memory at:
[ 1872.724170][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1872.724216][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1872.724265][T13804]  do_recvmmsg+0xd77/0x2120
[ 1872.724323][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1872.724377][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1872.724435][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1872.724490][T13804]  do_fast_syscall_32+0x34/0x70
[ 1872.724544][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1872.724596][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1872.724656][T13804] 
[ 1872.724665][T13804] Local variable msg_sys created at:
[ 1872.724680][T13804]  do_recvmmsg+0xbb/0x2120
[ 1872.724730][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.049545][T13804] not chained 1720000 origins
[ 1873.060538][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1873.062608][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1873.067680][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.072779][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1873.072807][T13804] Call Trace:
[ 1873.072823][T13804]  <TASK>
[ 1873.072839][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1873.077785][T13793] 
[ 1873.077794][T13793] Uninit was stored to memory at:
[ 1873.082279][T13804]  dump_stack+0x25/0x28
[ 1873.082333][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1873.087059][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.093324][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1873.093394][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1873.098410][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1873.104727][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1873.104777][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1873.109640][T13793]  do_recvmmsg+0xd77/0x2120
[ 1873.114654][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1873.114720][T13804]  ? should_fail+0x75/0x9c0
[ 1873.119226][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.124064][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1873.124123][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1873.130451][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.132774][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1873.132839][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1873.137852][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1873.142949][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1873.143012][T13804]  __msan_chain_origin+0xbf/0x140
[ 1873.147942][T13793]  do_fast_syscall_32+0x34/0x70
[ 1873.152436][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.152507][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.157233][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1873.163593][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1873.163673][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.163746][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1873.168731][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.173584][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1873.173648][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1873.178152][T13793] 
[ 1873.178165][T13793] Uninit was stored to memory at:
[ 1873.184465][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1873.184531][T13804]  ? fput+0x82/0x320
[ 1873.186913][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.191872][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.197051][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1873.201895][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.206468][T13793]  do_recvmmsg+0xd77/0x2120
[ 1873.211057][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.217444][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.222492][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.222567][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.222624][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.227462][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.231970][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.232038][T13804] RIP: 0023:0xf6ee7549
[ 1873.232070][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1873.238391][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1873.240709][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1873.246065][T13793]  do_fast_syscall_32+0x34/0x70
[ 1873.250375][T13804]  ORIG_RAX: 0000000000000151
[ 1873.250392][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1873.255114][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1873.259701][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1873.264268][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.272938][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1873.272969][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1873.272998][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1873.273041][T13804]  </TASK>
[ 1873.279330][T13793] 
[ 1873.279340][T13793] Uninit was stored to memory at:
[ 1873.279405][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.290167][T13804] Uninit was stored to memory at:
[ 1873.292853][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1873.292903][T13793]  do_recvmmsg+0xd77/0x2120
[ 1873.292956][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.293008][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.293060][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1873.293116][T13793]  do_fast_syscall_32+0x34/0x70
[ 1873.296083][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.300692][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1873.303117][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.308107][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.312344][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.318032][T13793] 
[ 1873.318041][T13793] Uninit was stored to memory at:
[ 1873.318102][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.323249][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.328227][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1873.333600][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.338434][T13793]  do_recvmmsg+0xd77/0x2120
[ 1873.343707][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.348719][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.353329][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.359090][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.363682][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.368337][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1873.373558][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.379770][T13793]  do_fast_syscall_32+0x34/0x70
[ 1873.386192][T13804] 
[ 1873.392313][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1873.392370][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.397565][T13804] Uninit was stored to memory at:
[ 1873.397630][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.402758][T13793] 
[ 1873.402768][T13793] Local variable msg_sys created at:
[ 1873.402783][T13793]  do_recvmmsg+0xbb/0x2120
[ 1873.402835][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.408619][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.721242][T13793] not chained 1730000 origins
[ 1873.723213][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.723275][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.723329][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.723383][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.723439][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.723499][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.723552][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.725899][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1873.730904][T13804] 
[ 1873.730912][T13804] Uninit was stored to memory at:
[ 1873.735997][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1873.736024][T13793] Call Trace:
[ 1873.736041][T13793]  <TASK>
[ 1873.736057][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1873.736119][T13793]  dump_stack+0x25/0x28
[ 1873.736170][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1873.736232][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1873.740925][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.745801][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1873.745864][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1873.745913][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1873.752352][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.756715][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1873.761806][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.766476][T13793]  ? should_fail+0x75/0x9c0
[ 1873.766531][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1873.766587][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1873.766654][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1873.766715][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1873.766770][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1873.766831][T13793]  __msan_chain_origin+0xbf/0x140
[ 1873.766889][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.766956][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1873.771779][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.778098][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1873.778161][T13793]  do_recvmmsg+0xd77/0x2120
[ 1873.778235][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1873.782822][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.787754][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1873.794212][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.798897][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1873.801213][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.805702][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1873.805768][T13793]  ? fput+0x82/0x320
[ 1873.805821][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.812272][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.817166][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.822396][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.824589][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.829844][T13804] 
[ 1873.829854][T13804] Uninit was stored to memory at:
[ 1873.834445][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1873.834510][T13793]  do_fast_syscall_32+0x34/0x70
[ 1873.834568][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1873.839262][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.844132][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.844197][T13793] RIP: 0023:0xf6ec4549
[ 1873.844229][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1873.848908][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.853395][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1873.853443][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1873.853477][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1873.853507][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1873.853535][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1873.853563][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1873.853616][T13793]  </TASK>
[ 1873.856891][T13793] Uninit was stored to memory at:
[ 1873.858342][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.864805][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.869779][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.874730][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1873.879233][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.888074][T13793]  do_recvmmsg+0xd77/0x2120
[ 1873.894522][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.896847][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.901864][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.914398][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.915484][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.918410][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1873.923282][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.923348][T13804] 
[ 1873.923356][T13804] Uninit was stored to memory at:
[ 1873.923415][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.923458][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.923501][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.927663][T13793]  do_fast_syscall_32+0x34/0x70
[ 1873.933624][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.938602][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1873.943876][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.943934][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.943989][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.944043][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.944102][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.944163][T13804] 
[ 1873.944171][T13804] Uninit was stored to memory at:
[ 1873.944232][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.944277][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.944322][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.944375][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.944428][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.944482][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.944537][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.944591][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.944643][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.944702][T13804] 
[ 1873.944710][T13804] Uninit was stored to memory at:
[ 1873.944769][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1873.944814][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1873.944858][T13804]  do_recvmmsg+0xd77/0x2120
[ 1873.944911][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1873.944965][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1873.945019][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1873.945073][T13804]  do_fast_syscall_32+0x34/0x70
[ 1873.945132][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1873.945185][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1873.945243][T13804] 
[ 1873.945252][T13804] Local variable msg_sys created at:
[ 1873.945267][T13804]  do_recvmmsg+0xbb/0x2120
[ 1873.945318][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.187411][T13804] not chained 1740000 origins
[ 1874.187438][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1874.187488][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1874.187513][T13804] Call Trace:
[ 1874.187529][T13804]  <TASK>
[ 1874.187546][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1874.187615][T13804]  dump_stack+0x25/0x28
[ 1874.187667][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1874.187731][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1874.187800][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1874.187862][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1874.187912][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1874.187969][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1874.188033][T13804]  ? should_fail+0x75/0x9c0
[ 1874.188087][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1874.188149][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1874.188212][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1874.188275][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1874.188332][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1874.188394][T13804]  __msan_chain_origin+0xbf/0x140
[ 1874.188450][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.188520][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.188574][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1874.188638][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.188713][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1874.188781][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1874.188844][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1874.188900][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1874.188963][T13804]  ? fput+0x82/0x320
[ 1874.189019][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.189080][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.189157][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.189224][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.189288][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.189347][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.189404][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.189468][T13804] RIP: 0023:0xf6ee7549
[ 1874.189499][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1874.189547][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1874.189610][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1874.189644][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1874.189674][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1874.189702][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1874.189730][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1874.189772][T13804]  </TASK>
[ 1874.189787][T13804] Uninit was stored to memory at:
[ 1874.189848][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.189894][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.189936][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.189988][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.195085][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.195146][T13793] 
[ 1874.195154][T13793] Uninit was stored to memory at:
[ 1874.195221][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.195265][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1874.204119][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.212180][T13793]  do_recvmmsg+0xd77/0x2120
[ 1874.212235][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.212288][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.212341][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1874.212396][T13793]  do_fast_syscall_32+0x34/0x70
[ 1874.220347][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.230885][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1874.236545][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.244684][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.247670][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.255166][T13793] 
[ 1874.257309][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.262534][T13793] Uninit was stored to memory at:
[ 1874.262600][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.267188][T13804] 
[ 1874.267197][T13804] Uninit was stored to memory at:
[ 1874.272327][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1874.278581][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.285506][T13793]  do_recvmmsg+0xd77/0x2120
[ 1874.288239][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.293009][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.297999][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.304352][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.308867][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.316451][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1874.320327][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.322801][T13793]  do_fast_syscall_32+0x34/0x70
[ 1874.327782][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.332989][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1874.333042][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.333102][T13793] 
[ 1874.333110][T13793] Uninit was stored to memory at:
[ 1874.333179][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.338041][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.345051][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1874.347761][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.352548][T13793]  do_recvmmsg+0xd77/0x2120
[ 1874.357053][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.363675][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.368475][T13804] 
[ 1874.368484][T13804] Uninit was stored to memory at:
[ 1874.375920][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.377979][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.384379][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1874.386688][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.391698][T13793]  do_fast_syscall_32+0x34/0x70
[ 1874.397095][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.401877][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1874.406466][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.411034][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.417438][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.417495][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.417550][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.417605][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.417657][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.417724][T13804] 
[ 1874.417732][T13804] Uninit was stored to memory at:
[ 1874.417794][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.417839][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.417883][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.417936][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.417990][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.418044][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.418099][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.418153][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.418206][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.418266][T13804] 
[ 1874.418273][T13804] Uninit was stored to memory at:
[ 1874.418333][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.418378][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.418423][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.418476][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.418530][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.418584][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.418639][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.418697][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.418750][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.418809][T13804] 
[ 1874.418817][T13804] Uninit was stored to memory at:
[ 1874.418876][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.418922][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.418965][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.419018][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.419072][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.419126][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.419181][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.419235][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.419288][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.419347][T13804] 
[ 1874.419354][T13804] Uninit was stored to memory at:
[ 1874.419413][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.419459][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1874.419503][T13804]  do_recvmmsg+0xd77/0x2120
[ 1874.419556][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.419610][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.419664][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1874.419723][T13804]  do_fast_syscall_32+0x34/0x70
[ 1874.419777][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1874.424896][T13793] 
[ 1874.424905][T13793] Uninit was stored to memory at:
[ 1874.424964][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.429825][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.434423][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1874.440718][T13804] 
[ 1874.440728][T13804] Local variable msg_sys created at:
[ 1874.445559][T13793]  do_recvmmsg+0xd77/0x2120
[ 1874.448140][T13804]  do_recvmmsg+0xbb/0x2120
[ 1874.453405][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.458272][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.462871][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.892117][T13804] not chained 1750000 origins
[ 1874.895987][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1874.898235][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1874.904704][T13793]  do_fast_syscall_32+0x34/0x70
[ 1874.909728][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1874.914900][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1874.917140][T13804] Call Trace:
[ 1874.917156][T13804]  <TASK>
[ 1874.922253][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1874.927097][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1874.932270][T13793] 
[ 1874.936691][T13804]  dump_stack+0x25/0x28
[ 1874.941612][T13793] Uninit was stored to memory at:
[ 1874.941678][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1874.946273][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1874.946337][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1874.950839][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1874.957157][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1874.957221][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1874.961898][T13793]  do_recvmmsg+0xd77/0x2120
[ 1874.966912][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1874.973308][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1874.978149][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1874.983241][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1874.987654][T13804]  ? should_fail+0x75/0x9c0
[ 1874.994034][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1874.996277][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1875.001283][T13793]  do_fast_syscall_32+0x34/0x70
[ 1875.006387][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1875.006451][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1875.011312][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1875.016259][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1875.016326][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1875.020857][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.025347][T13804]  __msan_chain_origin+0xbf/0x140
[ 1875.025412][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.031751][T13793] 
[ 1875.031762][T13793] Uninit was stored to memory at:
[ 1875.031826][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.036436][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.036492][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1875.038823][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1875.043835][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.043912][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1875.050402][T13793]  do_recvmmsg+0xd77/0x2120
[ 1875.055532][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1875.055596][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1875.060608][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.065538][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1875.065604][T13804]  ? fput+0x82/0x320
[ 1875.070450][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.074938][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.075001][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.079499][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1875.084175][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.084244][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.090564][T13793]  do_fast_syscall_32+0x34/0x70
[ 1875.097000][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.097061][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.102178][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1875.106933][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.111422][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.117820][T13804] RIP: 0023:0xf6ee7549
[ 1875.117854][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1875.117901][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1875.120224][T13793] 
[ 1875.120234][T13793] Local variable msg_sys created at:
[ 1875.125231][T13804]  ORIG_RAX: 0000000000000151
[ 1875.125249][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1875.125282][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1875.125312][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1875.130404][T13793]  do_recvmmsg+0xbb/0x2120
[ 1875.135326][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1875.135356][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1875.135399][T13804]  </TASK>
[ 1875.136545][T13804] Uninit was stored to memory at:
[ 1875.139890][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.144740][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.480986][T13793] not chained 1760000 origins
[ 1875.485723][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.485777][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.485831][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.485884][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.485938][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.485995][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.486048][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.486101][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.486161][T13804] 
[ 1875.486170][T13804] Uninit was stored to memory at:
[ 1875.486231][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.486277][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.486321][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.486374][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.486428][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.486482][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.486537][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.486590][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.486649][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.486708][T13804] 
[ 1875.486716][T13804] Uninit was stored to memory at:
[ 1875.486774][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.486820][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.486864][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.486917][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.486971][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.487024][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.487079][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.487133][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.487186][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.487245][T13804] 
[ 1875.487253][T13804] Uninit was stored to memory at:
[ 1875.487313][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.487358][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.487403][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.487455][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.487510][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.487563][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.487618][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.487679][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.487732][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.487791][T13804] 
[ 1875.487799][T13804] Uninit was stored to memory at:
[ 1875.487858][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.487904][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.487948][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.488000][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.488055][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.488109][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.488164][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.488218][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.492907][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1875.498005][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.502672][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1875.502700][T13793] Call Trace:
[ 1875.502716][T13793]  <TASK>
[ 1875.502732][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1875.502796][T13793]  dump_stack+0x25/0x28
[ 1875.508585][T13804] 
[ 1875.508594][T13804] Uninit was stored to memory at:
[ 1875.508661][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.514902][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1875.514966][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1875.515034][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1875.519509][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.524529][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1875.524580][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1875.524638][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1875.524703][T13793]  ? should_fail+0x75/0x9c0
[ 1875.529813][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.534740][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1875.534799][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1875.534860][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1875.541115][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.547181][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1875.547241][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1875.547303][T13793]  __msan_chain_origin+0xbf/0x140
[ 1875.551785][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.556885][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.556955][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1875.557008][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1875.562913][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.569105][T13793]  do_recvmmsg+0xd77/0x2120
[ 1875.574528][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.579514][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1875.581811][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.586836][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1875.586899][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1875.586955][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1875.592365][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.597197][T13793]  ? fput+0x82/0x320
[ 1875.602128][T13804] 
[ 1875.607041][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.611524][T13804] Uninit was stored to memory at:
[ 1875.611589][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.616624][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.616699][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.616764][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1875.621237][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1875.627473][T13793]  do_fast_syscall_32+0x34/0x70
[ 1875.627534][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1875.627590][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.632766][T13804]  do_recvmmsg+0xd77/0x2120
[ 1875.637332][T13793] RIP: 0023:0xf6ec4549
[ 1875.643788][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.647449][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1875.653870][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.660250][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296
[ 1875.665041][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1875.669957][T13793]  ORIG_RAX: 0000000000000151
[ 1875.669975][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1875.676377][T13804]  do_fast_syscall_32+0x34/0x70
[ 1875.681290][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1875.681322][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1875.681350][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1875.681379][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1875.681424][T13793]  </TASK>
[ 1875.686367][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1875.694248][T13793] Uninit was stored to memory at:
[ 1875.695693][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1875.700128][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1875.706754][T13804] 
[ 1875.712978][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1875.713026][T13793]  do_recvmmsg+0xd77/0x2120
[ 1875.717072][T13804] Local variable msg_sys created at:
[ 1875.717088][T13804]  do_recvmmsg+0xbb/0x2120
[ 1875.737114][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.737177][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1875.743360][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1875.745643][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1876.020048][T13804] not chained 1770000 origins
[ 1876.021070][T13793]  do_fast_syscall_32+0x34/0x70
[ 1876.027611][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1876.029890][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1876.034903][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1876.034930][T13804] Call Trace:
[ 1876.034947][T13804]  <TASK>
[ 1876.034963][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1876.040199][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.045141][T13804]  dump_stack+0x25/0x28
[ 1876.045196][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1876.045267][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1876.049743][T13793] 
[ 1876.049753][T13793] Uninit was stored to memory at:
[ 1876.054409][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1876.054479][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1876.060856][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.065904][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1876.065964][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1876.070823][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1876.075318][T13804]  ? should_fail+0x75/0x9c0
[ 1876.075372][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1876.084299][T13793]  do_recvmmsg+0xd77/0x2120
[ 1876.090550][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1876.100682][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.103882][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1876.103948][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1876.106893][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.111555][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1876.115776][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1876.118011][T13804]  __msan_chain_origin+0xbf/0x140
[ 1876.123099][T13793]  do_fast_syscall_32+0x34/0x70
[ 1876.128236][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.134018][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1876.138983][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1876.144229][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.149084][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1876.154316][T13793] 
[ 1876.159277][T13804]  do_recvmmsg+0xd77/0x2120
[ 1876.165268][T13793] Uninit was stored to memory at:
[ 1876.169603][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1876.174298][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.179230][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1876.185538][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1876.191508][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1876.196360][T13793]  do_recvmmsg+0xd77/0x2120
[ 1876.201376][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1876.207244][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.212182][T13804]  ? fput+0x82/0x320
[ 1876.212240][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.218575][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.223676][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.223750][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.228851][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1876.233709][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1876.233784][T13804]  do_fast_syscall_32+0x34/0x70
[ 1876.238828][T13793]  do_fast_syscall_32+0x34/0x70
[ 1876.243317][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1876.243379][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.248239][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1876.253338][T13804] RIP: 0023:0xf6ee7549
[ 1876.253372][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1876.253420][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296
[ 1876.257940][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.264161][T13804]  ORIG_RAX: 0000000000000151
[ 1876.264179][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1876.264212][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1876.264242][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1876.269341][T13793] 
[ 1876.269350][T13793] Uninit was stored to memory at:
[ 1876.275561][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1876.275590][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1876.275634][T13804]  </TASK>
[ 1876.276324][T13804] Uninit was stored to memory at:
[ 1876.282082][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.285991][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.288291][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1876.294879][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1876.299869][T13793]  do_recvmmsg+0xd77/0x2120
[ 1876.305058][T13804]  do_recvmmsg+0xd77/0x2120
[ 1876.309703][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.316111][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.321099][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.326115][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.330937][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1876.335570][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1876.341808][T13793]  do_fast_syscall_32+0x34/0x70
[ 1876.346411][T13804]  do_fast_syscall_32+0x34/0x70
[ 1876.350425][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1876.355179][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1876.377139][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.377212][T13793] 
[ 1876.383619][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.389662][T13793] Uninit was stored to memory at:
[ 1876.389733][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.394847][T13804] 
[ 1876.399426][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1876.407513][T13804] Uninit was stored to memory at:
[ 1876.412385][T13793]  do_recvmmsg+0xd77/0x2120
[ 1876.412442][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.420483][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.428472][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.436568][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1876.444590][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1876.447625][T13804]  do_recvmmsg+0xd77/0x2120
[ 1876.452187][T13793]  do_fast_syscall_32+0x34/0x70
[ 1876.452242][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1876.457291][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.463683][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.463744][T13793] 
[ 1876.463751][T13793] Uninit was stored to memory at:
[ 1876.463810][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.463854][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1876.463896][T13793]  do_recvmmsg+0xd77/0x2120
[ 1876.463946][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.463998][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.469094][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.471410][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1876.476700][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1876.480985][T13793]  do_fast_syscall_32+0x34/0x70
[ 1876.486376][T13804]  do_fast_syscall_32+0x34/0x70
[ 1876.490730][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1876.495523][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1876.501781][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.506571][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.511537][T13793] 
[ 1876.511546][T13793] Uninit was stored to memory at:
[ 1876.516363][T13804] 
[ 1876.521165][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.529971][T13804] Uninit was stored to memory at:
[ 1876.534492][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1876.544706][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1876.547881][T13793]  do_recvmmsg+0xd77/0x2120
[ 1876.550802][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1876.555540][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.561876][T13804]  do_recvmmsg+0xd77/0x2120
[ 1876.566121][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.571727][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.576830][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1876.576895][T13793]  do_fast_syscall_32+0x34/0x70
[ 1876.579221][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1876.584313][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1876.589511][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1876.594688][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.599804][T13804]  do_fast_syscall_32+0x34/0x70
[ 1876.604974][T13793] 
[ 1876.604984][T13793] Local variable msg_sys created at:
[ 1876.604999][T13793]  do_recvmmsg+0xbb/0x2120
[ 1876.610782][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1876.615783][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1876.981205][T13793] not chained 1780000 origins
[ 1876.981293][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1876.986645][T13793] CPU: 0 PID: 13793 Comm: syz-executor.0 Not tainted 5.16.0-rc5-syzkaller #0
[ 1876.991395][T13804] 
[ 1876.991404][T13804] Uninit was stored to memory at:
[ 1876.996235][T13793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1876.996262][T13793] Call Trace:
[ 1876.996278][T13793]  <TASK>
[ 1876.996295][T13793]  dump_stack_lvl+0x1ff/0x28e
[ 1876.996362][T13793]  dump_stack+0x25/0x28
[ 1877.000894][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.005342][T13793]  kmsan_internal_chain_origin+0x78/0x110
[ 1877.005414][T13793]  ? preempt_count_sub+0xf8/0x330
[ 1877.005482][T13793]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1877.011794][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.014120][T13793]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1877.014175][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1877.014232][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1877.020627][T13804]  do_recvmmsg+0xd77/0x2120
[ 1877.025645][T13793]  ? should_fail+0x75/0x9c0
[ 1877.025701][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1877.025758][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1877.030863][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.033184][T13793]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1877.033248][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1877.038204][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.043213][T13793]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1877.043276][T13793]  __msan_chain_origin+0xbf/0x140
[ 1877.043333][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.047807][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1877.052488][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1877.052543][T13793]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1877.057664][T13804]  do_fast_syscall_32+0x34/0x70
[ 1877.064074][T13793]  do_recvmmsg+0xd77/0x2120
[ 1877.064159][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1877.064228][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1877.069147][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1877.074165][T13793]  ? kmsan_get_metadata+0x33/0x220
[ 1877.074230][T13793]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1877.074292][T13793]  ? fput+0x82/0x320
[ 1877.078773][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.083624][T13793]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.083693][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.088212][T13804] 
[ 1877.088221][T13804] Uninit was stored to memory at:
[ 1877.092890][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.092959][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1877.099343][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.101617][T13793]  do_fast_syscall_32+0x34/0x70
[ 1877.106808][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.111912][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1877.111971][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.117105][T13804]  do_recvmmsg+0xd77/0x2120
[ 1877.121591][T13793] RIP: 0023:0xf6ec4549
[ 1877.126359][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.132563][T13793] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1877.132612][T13793] RSP: 002b:00000000f589d5cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1877.132666][T13793] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1877.138977][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.143985][T13793] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1877.144017][T13793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1877.144045][T13793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1877.144074][T13793] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1877.144118][T13793]  </TASK>
[ 1877.149099][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1877.157082][T13793] Uninit was stored to memory at:
[ 1877.158876][T13804]  do_fast_syscall_32+0x34/0x70
[ 1877.163504][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.167956][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1877.174384][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1877.180678][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.185571][T13793]  do_recvmmsg+0xd77/0x2120
[ 1877.188188][T13804] 
[ 1877.188197][T13804] Uninit was stored to memory at:
[ 1877.190506][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.195785][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.200786][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.206164][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.211258][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1877.215852][T13804]  do_recvmmsg+0xd77/0x2120
[ 1877.215905][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.215956][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.216007][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1877.216060][T13804]  do_fast_syscall_32+0x34/0x70
[ 1877.216110][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1877.216165][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.216222][T13804] 
[ 1877.216230][T13804] Uninit was stored to memory at:
[ 1877.216288][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.216331][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.216373][T13804]  do_recvmmsg+0xd77/0x2120
[ 1877.216423][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.216472][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.216524][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1877.216575][T13804]  do_fast_syscall_32+0x34/0x70
[ 1877.216628][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1877.216677][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.216734][T13804] 
[ 1877.216743][T13804] Local variable msg_sys created at:
[ 1877.216757][T13804]  do_recvmmsg+0xbb/0x2120
[ 1877.216805][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.503754][T13804] not chained 1790000 origins
[ 1877.506473][T13793]  do_fast_syscall_32+0x34/0x70
[ 1877.512922][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1877.516718][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1877.523026][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1877.523056][T13804] Call Trace:
[ 1877.523071][T13804]  <TASK>
[ 1877.523088][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1877.529608][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.534280][T13804]  dump_stack+0x25/0x28
[ 1877.534334][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1877.536676][T13793] 
[ 1877.536686][T13793] Uninit was stored to memory at:
[ 1877.541697][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1877.548142][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.553020][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1877.553083][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1877.558186][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1877.563019][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1877.563078][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1877.568022][T13793]  do_recvmmsg+0xd77/0x2120
[ 1877.572513][T13804]  ? should_fail+0x75/0x9c0
[ 1877.572567][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1877.578894][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.583385][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1877.583449][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1877.587523][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.592186][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1877.592244][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1877.611985][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1877.620252][T13804]  __msan_chain_origin+0xbf/0x140
[ 1877.628294][T13793]  do_fast_syscall_32+0x34/0x70
[ 1877.634524][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.634594][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.642624][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1877.650521][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1877.658554][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.666438][T13804]  do_recvmmsg+0xd77/0x2120
[ 1877.666515][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1877.669517][T13793] 
[ 1877.669526][T13793] Uninit was stored to memory at:
[ 1877.674535][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1877.674599][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1877.679655][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.684439][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1877.684505][T13804]  ? fput+0x82/0x320
[ 1877.689606][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1877.694095][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.694158][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.699095][T13793]  do_recvmmsg+0xd77/0x2120
[ 1877.705417][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.705487][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1877.709961][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.712279][T13804]  do_fast_syscall_32+0x34/0x70
[ 1877.712340][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1877.717355][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.722017][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.722082][T13804] RIP: 0023:0xf6ee7549
[ 1877.727183][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1877.733495][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1877.733542][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1877.733587][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1877.738497][T13793]  do_fast_syscall_32+0x34/0x70
[ 1877.743503][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1877.743534][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1877.743563][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1877.743591][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1877.748064][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1877.752738][T13804]  </TASK>
[ 1877.753548][T13804] Uninit was stored to memory at:
[ 1877.759115][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.764284][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.769038][T13793] 
[ 1877.769047][T13793] Uninit was stored to memory at:
[ 1877.773626][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.779970][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.782377][T13804]  do_recvmmsg+0xd77/0x2120
[ 1877.787339][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1877.792545][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.797435][T13793]  do_recvmmsg+0xd77/0x2120
[ 1877.802050][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.806661][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.813117][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1877.818055][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.823002][T13804]  do_fast_syscall_32+0x34/0x70
[ 1877.827450][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1877.833860][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1877.836183][T13793]  do_fast_syscall_32+0x34/0x70
[ 1877.841800][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.846283][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1877.846336][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.850985][T13804] 
[ 1877.850995][T13804] Uninit was stored to memory at:
[ 1877.855727][T13793] 
[ 1877.855735][T13793] Uninit was stored to memory at:
[ 1877.855797][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.860653][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.869430][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1877.874082][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.884144][T13793]  do_recvmmsg+0xd77/0x2120
[ 1877.887452][T13804]  do_recvmmsg+0xd77/0x2120
[ 1877.890383][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.895249][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.901530][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.905794][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.911627][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1877.914077][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1877.919034][T13793]  do_fast_syscall_32+0x34/0x70
[ 1877.924155][T13804]  do_fast_syscall_32+0x34/0x70
[ 1877.929217][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1877.934566][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1877.939573][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.944590][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1877.949669][T13793] 
[ 1877.949678][T13793] Uninit was stored to memory at:
[ 1877.955585][T13804] 
[ 1877.960102][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.964654][T13804] Uninit was stored to memory at:
[ 1877.969717][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1877.974545][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1877.980684][T13793]  do_recvmmsg+0xd77/0x2120
[ 1877.986865][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1877.993204][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1877.993260][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1877.998373][T13804]  do_recvmmsg+0xd77/0x2120
[ 1878.004242][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1878.004304][T13793]  do_fast_syscall_32+0x34/0x70
[ 1878.009303][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.014391][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1878.014445][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1878.019307][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1878.024478][T13793] 
[ 1878.024487][T13793] Uninit was stored to memory at:
[ 1878.024551][T13793]  __get_compat_msghdr+0x6e1/0x9d0
[ 1878.029425][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1878.034025][T13793]  get_compat_msghdr+0x108/0x2c0
[ 1878.038885][T13804]  do_fast_syscall_32+0x34/0x70
[ 1878.045360][T13793]  do_recvmmsg+0xd77/0x2120
[ 1878.045415][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.049886][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1878.055153][T13793]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1878.055208][T13793]  __do_fast_syscall_32+0x96/0xf0
[ 1878.057536][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1878.062625][T13793]  do_fast_syscall_32+0x34/0x70
[ 1878.069039][T13804] 
[ 1878.069049][T13804] Uninit was stored to memory at:
[ 1878.074213][T13793]  do_SYSENTER_32+0x1b/0x20
[ 1878.079375][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1878.085654][T13793]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1878.089591][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1878.094862][T13793] 
[ 1878.094872][T13793] Local variable msg_sys created at:
[ 1878.094887][T13793]  do_recvmmsg+0xbb/0x2120
[ 1878.101399][T13804]  do_recvmmsg+0xd77/0x2120
[ 1878.106139][T13793]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.664759][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.669492][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1878.676045][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1878.681211][T13804]  do_fast_syscall_32+0x34/0x70
[ 1878.686259][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1878.690806][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1878.697377][T13804] 
[ 1878.699711][T13804] Uninit was stored to memory at:
[ 1878.704986][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1878.710133][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1878.715281][T13804]  do_recvmmsg+0xd77/0x2120
[ 1878.719833][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.724721][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1878.731162][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1878.736408][T13804]  do_fast_syscall_32+0x34/0x70
[ 1878.741311][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1878.746055][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1878.752541][T13804] 
[ 1878.754872][T13804] Uninit was stored to memory at:
[ 1878.759951][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1878.765424][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1878.770398][T13804]  do_recvmmsg+0xd77/0x2120
[ 1878.775140][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.779947][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1878.786506][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1878.791580][T13804]  do_fast_syscall_32+0x34/0x70
[ 1878.796597][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1878.801147][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1878.807673][T13804] 
[ 1878.810004][T13804] Uninit was stored to memory at:
[ 1878.815290][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1878.820442][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1878.825607][T13804]  do_recvmmsg+0xd77/0x2120
[ 1878.830159][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.835045][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1878.841505][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1878.846788][T13804]  do_fast_syscall_32+0x34/0x70
[ 1878.851725][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1878.856460][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1878.862981][T13804] 
[ 1878.865403][T13804] Local variable msg_sys created at:
[ 1878.870859][T13804]  do_recvmmsg+0xbb/0x2120
[ 1878.875531][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1878.912452][T13804] not chained 1800000 origins
[ 1878.917178][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1878.925981][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1878.936061][T13804] Call Trace:
[ 1878.939352][T13804]  <TASK>
[ 1878.942301][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1878.947035][T13804]  dump_stack+0x25/0x28
[ 1878.951325][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1878.957098][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1878.962190][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1878.967447][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1878.972616][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1878.977761][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1878.983600][T13804]  ? should_fail+0x75/0x9c0
[ 1878.988150][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1878.993289][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1878.999564][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1879.005682][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.010845][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1879.016688][T13804]  __msan_chain_origin+0xbf/0x140
[ 1879.021746][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.026893][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.031853][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1879.036735][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.041277][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.046461][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1879.052746][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.057899][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1879.064180][T13804]  ? fput+0x82/0x320
[ 1879.068123][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.074665][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.079386][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.085752][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.090816][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.095693][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.100223][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.106580][T13804] RIP: 0023:0xf6ee7549
[ 1879.110655][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1879.130286][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1879.138813][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1879.146884][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1879.155210][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1879.163281][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1879.171360][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1879.179443][T13804]  </TASK>
[ 1879.183280][T13804] Uninit was stored to memory at:
[ 1879.188395][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.193693][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.198674][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.203384][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.208108][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.214610][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.219884][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.224917][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.229476][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.236014][T13804] 
[ 1879.238350][T13804] Uninit was stored to memory at:
[ 1879.243674][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.248834][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.254016][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.258577][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.263519][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.269907][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.275330][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.280232][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.284884][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.291242][T13804] 
[ 1879.293718][T13804] Uninit was stored to memory at:
[ 1879.298863][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.305379][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.310356][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.315090][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.319816][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.326429][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.331504][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.336598][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.341173][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.347751][T13804] 
[ 1879.350093][T13804] Uninit was stored to memory at:
[ 1879.355354][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.360543][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.365747][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.370300][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.375205][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.381581][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.386831][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.391729][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.396420][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.402971][T13804] 
[ 1879.405303][T13804] Uninit was stored to memory at:
[ 1879.410389][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.415702][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.420676][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.425405][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.430123][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.436681][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.441756][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.446874][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.451431][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.457910][T13804] 
[ 1879.460297][T13804] Uninit was stored to memory at:
[ 1879.465566][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.470714][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.475873][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.480424][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.485325][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.491695][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.496897][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.501790][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.506503][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.513032][T13804] 
[ 1879.515358][T13804] Uninit was stored to memory at:
[ 1879.520464][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.525756][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.530737][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.535547][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.540277][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.546888][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.552092][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.556989][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.561536][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.568101][T13804] 
[ 1879.570430][T13804] Local variable msg_sys created at:
[ 1879.576372][T13804]  do_recvmmsg+0xbb/0x2120
[ 1879.580836][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.756512][T13556] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 1879.762840][T13804] not chained 1810000 origins
[ 1879.771664][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1879.780474][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1879.790558][T13804] Call Trace:
[ 1879.793846][T13804]  <TASK>
[ 1879.796796][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1879.801505][T13804]  dump_stack+0x25/0x28
[ 1879.805676][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1879.811427][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1879.816489][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1879.821790][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1879.826922][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.832062][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1879.837917][T13804]  ? should_fail+0x75/0x9c0
[ 1879.842442][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.847578][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1879.853853][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1879.860007][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.865145][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1879.871029][T13804]  __msan_chain_origin+0xbf/0x140
[ 1879.876078][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1879.881319][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1879.886380][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1879.891303][T13804]  do_recvmmsg+0xd77/0x2120
[ 1879.895851][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.901014][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1879.907282][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1879.912510][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1879.918803][T13804]  ? fput+0x82/0x320
[ 1879.922729][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.929282][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1879.934018][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1879.940401][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1879.945891][T13804]  do_fast_syscall_32+0x34/0x70
[ 1879.950765][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1879.955292][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1879.961674][T13804] RIP: 0023:0xf6ee7549
[ 1879.965747][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1879.985376][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1879.993826][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1880.001822][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1880.009802][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1880.017785][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1880.025762][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1880.033759][T13804]  </TASK>
[ 1880.040000][T13804] Uninit was stored to memory at:
[ 1880.045249][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1880.050405][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1880.055506][T13804]  do_recvmmsg+0xd77/0x2120
[ 1880.060057][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.066442][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1880.073011][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1880.078085][T13804]  do_fast_syscall_32+0x34/0x70
[ 1880.083051][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1880.087596][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1880.096622][T13804] 
[ 1880.098961][T13804] Uninit was stored to memory at:
[ 1880.104155][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1880.109305][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1880.114455][T13804]  do_recvmmsg+0xd77/0x2120
[ 1880.119008][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.125686][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1880.132220][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1880.137306][T13804]  do_fast_syscall_32+0x34/0x70
[ 1880.142374][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1880.146926][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1880.156244][T13804] 
[ 1880.158587][T13804] Uninit was stored to memory at:
[ 1880.163796][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1880.168938][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1880.174113][T13804]  do_recvmmsg+0xd77/0x2120
[ 1880.178663][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.185331][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1880.191688][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1880.197014][T13804]  do_fast_syscall_32+0x34/0x70
[ 1880.202047][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1880.206586][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1880.215723][T13804] 
[ 1880.218761][T13804] Uninit was stored to memory at:
[ 1880.224073][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1880.229218][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1880.234370][T13804]  do_recvmmsg+0xd77/0x2120
[ 1880.238921][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.245577][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1880.252347][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1880.257418][T13804]  do_fast_syscall_32+0x34/0x70
[ 1880.262485][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1880.267034][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1880.276025][T13804] 
[ 1880.278365][T13804] Uninit was stored to memory at:
[ 1880.283611][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1880.288758][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1880.293955][T13804]  do_recvmmsg+0xd77/0x2120
[ 1880.298508][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.305989][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1880.312826][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1880.317905][T13804]  do_fast_syscall_32+0x34/0x70
[ 1880.322954][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1880.327503][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1880.336732][T13804] 
[ 1880.339073][T13804] Uninit was stored to memory at:
[ 1880.344355][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1880.349756][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1880.355200][T13804]  do_recvmmsg+0xd77/0x2120
[ 1880.359761][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.367197][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1880.373799][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1880.378966][T13804]  do_fast_syscall_32+0x34/0x70
[ 1880.384049][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1880.388607][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1880.397654][T13804] 
[ 1880.399996][T13804] Uninit was stored to memory at:
[ 1880.405174][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1880.410317][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1880.415488][T13804]  do_recvmmsg+0xd77/0x2120
[ 1880.420038][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.426660][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1880.433202][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1880.438283][T13804]  do_fast_syscall_32+0x34/0x70
[ 1880.443350][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1880.447896][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1880.456956][T13804] 
00:06:00 executing program 0:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r1 = accept4(r0, 0x0, 0x0, 0x0)
recvfrom(r1, &(0x7f0000003000)=""/165, 0xa5, 0x0, 0x0, 0x1000000000000000)
recvmmsg(r1, &(0x7f00000005c0)=[{{0x0, 0xfffffffffffffea3, 0x0}}], 0x3ffffffffffff62, 0x0, 0x0)

00:06:00 executing program 2:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180), 0x40)
setitimer(0x1, &(0x7f0000000000)={{}, {0x0, 0x2710}}, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0)
sendto$inet(r1, &(0x7f00000001c0)="b1d758e8e7a8", 0x6, 0x20048000, 0x0, 0x0)
r2 = perf_event_open(&(0x7f00000005c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000cc0)=ANY=[@ANYBLOB="3c00000010001fff0000248f1c872d2b02005bee", @ANYRES32=0x0, @ANYBLOB="ff7f000000000000140012800a00010076786c616e0000000400028008000a002615a3053e8c1d1dcb7cc0809e3355eb6151c8b9734feda8f6352256f21c7b4ea9"], 0x3c}, 0x1, 0x8000a0ffffffff}, 0x0)
r3 = socket(0x10, 0x80002, 0x0)
getsockname$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000280)=0x14)
sendmmsg$alg(r3, &(0x7f00000000c0), 0x492492492492627, 0x600)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
unlinkat(0xffffffffffffffff, &(0x7f0000000880)='./file0\x00', 0x200)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, 0xffffffffffffffff, 0x0)
r4 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="0205000702"], 0x11}}, 0x0)
write$binfmt_misc(r2, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
openat$vcsu(0xffffff9c, 0x0, 0x0, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, 0x0, 0x0)
bpf$MAP_UPDATE_ELEM(0x4, &(0x7f0000000080)={r0, &(0x7f0000000000)='0', &(0x7f0000000040)=@tcp6}, 0x20)

00:06:00 executing program 5:
perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 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, 0x4, 0x0, 0x0, 0x0, 0x0, 0x5, 0x7fffffff, 0xffffffff, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = socket$inet6(0xa, 0x1, 0x8010000000000084)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0)
r1 = getpid()
sched_setscheduler(r1, 0x5, &(0x7f0000000380))
gettid()
rt_sigqueueinfo(0x0, 0x0, &(0x7f0000000040)={0x0, 0x1000000, 0x1})
perf_event_open(&(0x7f00000002c0)={0x1, 0x58, 0x2, 0x40, 0x7f, 0x9, 0x0, 0x5, 0x400, 0x5, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1f, 0x4, 0x0, 0x20, 0x9, 0xbed0cb10, 0x4, 0xffffffff, 0x0, 0x1}, 0x0, 0xf, r0, 0x1)
bind$inet6(r0, &(0x7f0000000140)={0xa, 0x4e23}, 0x1c)
listen(r0, 0x10001)
r2 = socket$inet6_sctp(0xa, 0x800000000000001, 0x84)
syz_open_dev$tty1(0xc, 0x4, 0x1)
bind$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e24, 0xfffffffb, @ipv4={'\x00', '\xff\xff', @broadcast}, 0x6}, 0x1c)
setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
msgget(0x3, 0x0)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000200)=[@in6={0xa, 0x0, 0x0, @loopback}], 0x1c)
getsockopt$IP_VS_SO_GET_SERVICE(r2, 0x0, 0x483, &(0x7f0000000500), &(0x7f0000000100)=0x68)
setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r2, 0x84, 0x6b, &(0x7f000055bfe4)=[@in6={0xa, 0x4e23, 0x0, @loopback, 0x2264aa00}], 0x1c)
getdents64(0xffffffffffffffff, &(0x7f0000000040)=""/88, 0x58)

[ 1880.459299][T13804] Local variable msg_sys created at:
[ 1880.464797][T13804]  do_recvmmsg+0xbb/0x2120
[ 1880.469271][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1880.599883][T13556] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 1880.864885][T13839] netdevsim netdevsim2 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0
[ 1880.875892][T13839] netdevsim netdevsim2 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0
[ 1880.887842][T13839] netdevsim netdevsim2 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0
[ 1880.898973][T13839] netdevsim netdevsim2 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0
[ 1880.910720][T13839] device vxlan0 entered promiscuous mode
[ 1881.045974][T13804] not chained 1820000 origins
[ 1881.050705][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1881.059611][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1881.069706][T13804] Call Trace:
[ 1881.073017][T13804]  <TASK>
[ 1881.075973][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1881.080987][T13804]  dump_stack+0x25/0x28
[ 1881.085280][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1881.091066][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1881.096159][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1881.101418][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1881.106580][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1881.111751][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1881.117620][T13804]  ? should_fail+0x75/0x9c0
[ 1881.122180][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1881.127347][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1881.133661][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1881.139804][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1881.144978][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1881.151456][T13804]  __msan_chain_origin+0xbf/0x140
[ 1881.156547][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.161734][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.166740][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1881.171659][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.176250][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1881.181422][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1881.187717][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1881.192890][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1881.199282][T13804]  ? fput+0x82/0x320
[ 1881.203244][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.209812][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.214565][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.220964][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.226056][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.230984][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.235558][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.241959][T13804] RIP: 0023:0xf6ee7549
[ 1881.246058][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1881.265725][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1881.274803][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1881.282816][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1881.290832][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1881.298846][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1881.306946][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1881.314974][T13804]  </TASK>
[ 1881.321822][T13804] Uninit was stored to memory at:
[ 1881.327073][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.332356][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.337340][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.341908][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.349419][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.355966][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.361050][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.366323][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.370880][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.384357][T13804] 
[ 1881.386725][T13804] Uninit was stored to memory at:
[ 1881.391823][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.394350][T13839] netdevsim netdevsim2 netdevsim0: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1881.397076][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.397128][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.397185][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.397239][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.397294][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.397352][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.397406][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.397460][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.397521][T13804] 
[ 1881.397529][T13804] Uninit was stored to memory at:
[ 1881.397591][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.407698][T13839] netdevsim netdevsim2 netdevsim1: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1881.411447][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.411497][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.411552][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.411612][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.411667][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.411724][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.411778][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.411832][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.411893][T13804] 
[ 1881.411901][T13804] Uninit was stored to memory at:
[ 1881.412063][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.412109][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.412154][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.412207][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.412261][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.412316][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.412371][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.412425][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.412478][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.412539][T13804] 
[ 1881.412547][T13804] Uninit was stored to memory at:
[ 1881.412612][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.417202][T13839] netdevsim netdevsim2 netdevsim2: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1881.421772][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.421820][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.421874][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.422017][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.422071][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.422125][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.422178][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.429044][T13839] netdevsim netdevsim2 netdevsim3: unset [0, 0] type 1 family 0 port 8472 - 0
[ 1881.433604][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.433671][T13804] 
[ 1881.433679][T13804] Uninit was stored to memory at:
[ 1881.433743][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.433789][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.433834][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.433889][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.433944][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.433997][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.434053][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.434107][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.434161][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.434221][T13804] 
[ 1881.434228][T13804] Uninit was stored to memory at:
[ 1881.434289][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1881.434335][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1881.434380][T13804]  do_recvmmsg+0xd77/0x2120
[ 1881.716218][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.720957][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1881.727481][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1881.732669][T13804]  do_fast_syscall_32+0x34/0x70
[ 1881.737576][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1881.742290][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1881.748693][T13804] 
[ 1881.751035][T13804] Local variable msg_sys created at:
[ 1881.756492][T13804]  do_recvmmsg+0xbb/0x2120
[ 1881.760969][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1881.966722][T13556] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 1882.119414][T13556] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 1882.133000][T13804] not chained 1830000 origins
[ 1882.137732][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1882.146713][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1882.156807][T13804] Call Trace:
[ 1882.160112][T13804]  <TASK>
[ 1882.163069][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1882.167819][T13804]  dump_stack+0x25/0x28
[ 1882.172030][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1882.177928][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1882.183021][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1882.188292][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1882.193462][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1882.198650][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1882.204521][T13804]  ? should_fail+0x75/0x9c0
[ 1882.209092][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1882.214280][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1882.220766][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1882.226897][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1882.232059][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1882.237931][T13804]  __msan_chain_origin+0xbf/0x140
[ 1882.243008][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.248182][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.253171][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1882.258080][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.262651][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1882.267820][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1882.274198][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1882.279352][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1882.285817][T13804]  ? fput+0x82/0x320
[ 1882.289756][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.296396][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.301132][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.307522][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.312629][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.317525][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.322074][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.328462][T13804] RIP: 0023:0xf6ee7549
[ 1882.332548][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1882.352285][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1882.360739][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1882.368745][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1882.376746][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1882.384837][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1882.392863][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1882.400907][T13804]  </TASK>
[ 1882.407454][T13804] Uninit was stored to memory at:
[ 1882.412672][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.417841][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.423507][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.428073][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.432915][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.439303][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.444485][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.449387][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.454068][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.460460][T13804] 
[ 1882.462889][T13804] Uninit was stored to memory at:
[ 1882.468002][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.473267][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.478258][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.482979][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.487728][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.494294][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.499375][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.504430][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.508990][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.515553][T13804] 
[ 1882.517895][T13804] Uninit was stored to memory at:
[ 1882.523407][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.528564][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.533719][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.538285][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.543183][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.549568][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.554847][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.559765][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.564474][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.570875][T13804] 
[ 1882.573370][T13804] Uninit was stored to memory at:
[ 1882.578468][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.583793][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.588785][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.593511][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.598254][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.604806][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.609891][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.614963][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.619522][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.626063][T13804] 
[ 1882.628397][T13804] Uninit was stored to memory at:
[ 1882.633620][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.638774][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.643900][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.648486][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.653906][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.660379][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.665606][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.670502][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.675230][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.681639][T13804] 
[ 1882.684128][T13804] Uninit was stored to memory at:
[ 1882.689221][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.694607][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.699584][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.704301][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.709070][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.715610][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.720685][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.725834][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.730395][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.736891][T13804] 
[ 1882.739245][T13804] Uninit was stored to memory at:
[ 1882.744429][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1882.749579][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1882.754738][T13804]  do_recvmmsg+0xd77/0x2120
[ 1882.759290][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1882.764190][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1882.770574][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1882.775773][T13804]  do_fast_syscall_32+0x34/0x70
[ 1882.780684][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1882.785383][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1882.791858][T13804] 
[ 1882.794353][T13804] Local variable msg_sys created at:
[ 1882.799657][T13804]  do_recvmmsg+0xbb/0x2120
[ 1882.804291][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.212444][T13804] not chained 1840000 origins
[ 1883.217181][T13804] CPU: 1 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1883.225985][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1883.236263][T13804] Call Trace:
[ 1883.239543][T13804]  <TASK>
[ 1883.242472][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1883.247185][T13804]  dump_stack+0x25/0x28
[ 1883.251364][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1883.257115][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1883.262176][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1883.267408][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1883.272541][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1883.277678][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1883.283516][T13804]  ? should_fail+0x75/0x9c0
[ 1883.288037][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1883.293181][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1883.299700][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1883.305797][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1883.310934][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1883.316768][T13804]  __msan_chain_origin+0xbf/0x140
[ 1883.321930][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.327184][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.332263][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1883.337165][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.341731][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1883.346899][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1883.353177][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1883.358376][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1883.364646][T13804]  ? fput+0x82/0x320
[ 1883.368563][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.376051][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.380853][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.387260][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.392314][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.397198][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.401811][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.408179][T13804] RIP: 0023:0xf6ee7549
[ 1883.412253][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1883.431886][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1883.440339][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1883.448336][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1883.456319][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1883.464297][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1883.472275][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1883.480263][T13804]  </TASK>
[ 1883.484142][T13804] Uninit was stored to memory at:
[ 1883.489244][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.494554][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.499550][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.504278][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.510046][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.516584][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.521664][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.526868][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.531435][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.537956][T13804] 
[ 1883.540312][T13804] Uninit was stored to memory at:
[ 1883.545523][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.550764][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.555898][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.560455][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.565426][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.572422][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.577596][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.582637][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.587282][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.593833][T13804] 
[ 1883.596257][T13804] Uninit was stored to memory at:
[ 1883.601342][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.606660][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.611670][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.616474][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.621208][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.627776][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.632982][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.637889][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.642617][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.650052][T13804] 
[ 1883.652532][T13804] Uninit was stored to memory at:
[ 1883.657619][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.662937][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.667925][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.672674][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.677412][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.683919][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.688994][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.694065][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.698622][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.705145][T13804] 
[ 1883.707483][T13804] Uninit was stored to memory at:
[ 1883.712723][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.717881][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.722990][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.727547][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.732443][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.738824][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.744073][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.748972][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.753691][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.760087][T13804] 
[ 1883.762556][T13804] Uninit was stored to memory at:
[ 1883.767646][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.772963][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.778022][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.782748][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.787474][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.794026][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.799107][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.804136][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.808686][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.815243][T13804] 
[ 1883.817587][T13804] Uninit was stored to memory at:
[ 1883.823047][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1883.828198][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1883.833323][T13804]  do_recvmmsg+0xd77/0x2120
[ 1883.837874][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1883.842957][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1883.849517][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1883.854785][T13804]  do_fast_syscall_32+0x34/0x70
[ 1883.859711][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1883.864528][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1883.870915][T13804] 
[ 1883.873413][T13804] Local variable msg_sys created at:
[ 1883.878708][T13804]  do_recvmmsg+0xbb/0x2120
[ 1883.883317][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.141888][T13804] not chained 1850000 origins
[ 1884.149604][T13804] CPU: 0 PID: 13804 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller #0
[ 1884.158407][T13804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1884.168494][T13804] Call Trace:
[ 1884.171798][T13804]  <TASK>
[ 1884.174748][T13804]  dump_stack_lvl+0x1ff/0x28e
[ 1884.179484][T13804]  dump_stack+0x25/0x28
[ 1884.183682][T13804]  kmsan_internal_chain_origin+0x78/0x110
[ 1884.189457][T13804]  ? preempt_count_sub+0xf8/0x330
[ 1884.194542][T13804]  ? __local_bh_enable_ip+0xa4/0xe0
[ 1884.199792][T13804]  ? _raw_spin_unlock_bh+0x4b/0x60
[ 1884.204944][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1884.210102][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1884.215967][T13804]  ? should_fail+0x75/0x9c0
[ 1884.220513][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1884.225681][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1884.231976][T13804]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1884.238098][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1884.243257][T13804]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1884.249114][T13804]  __msan_chain_origin+0xbf/0x140
[ 1884.254186][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.259361][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.264340][T13804]  ? __sys_recvmmsg+0x51c/0x6f0
[ 1884.269251][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.273818][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1884.279160][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1884.285456][T13804]  ? kmsan_get_metadata+0x33/0x220
[ 1884.290614][T13804]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1884.296910][T13804]  ? fput+0x82/0x320
[ 1884.300853][T13804]  ? __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.307422][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.312161][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.318581][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.323666][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.328574][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.333216][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.339602][T13804] RIP: 0023:0xf6ee7549
[ 1884.343694][T13804] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1884.363345][T13804] RSP: 002b:00000000f58c05cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151
[ 1884.371801][T13804] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200005c0
[ 1884.379804][T13804] RDX: 00000000ffffff62 RSI: 0000000000000000 RDI: 0000000000000000
[ 1884.387800][T13804] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1884.395797][T13804] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1884.403791][T13804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1884.411805][T13804]  </TASK>
[ 1884.417999][T13804] Uninit was stored to memory at:
[ 1884.423201][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.428360][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.433456][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.438008][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.445323][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.451701][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.457530][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.462508][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.467322][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.476604][T13804] 
[ 1884.478975][T13804] Uninit was stored to memory at:
[ 1884.484177][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.489336][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.494431][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.498984][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.506355][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.513362][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.518441][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.523463][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.528272][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.537271][T13804] 
[ 1884.539603][T13804] Uninit was stored to memory at:
[ 1884.544791][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.549945][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.555045][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.559594][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.567046][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.574547][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.579629][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.584937][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.589488][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.598520][T13804] 
[ 1884.600855][T13804] Uninit was stored to memory at:
[ 1884.606060][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.611205][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.616321][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.620961][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.628386][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.634940][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.640107][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.645826][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.650383][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.656863][T13804] 
[ 1884.659224][T13804] Uninit was stored to memory at:
[ 1884.664400][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.669553][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.675425][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.680124][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.685655][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.692127][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.697297][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.702304][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.706860][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.713345][T13804] 
[ 1884.715677][T13804] Uninit was stored to memory at:
[ 1884.720775][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.726029][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.731012][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.735668][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.740396][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.746866][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.752032][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.756931][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.761483][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.767976][T13804] 
[ 1884.770311][T13804] Uninit was stored to memory at:
[ 1884.775500][T13804]  __get_compat_msghdr+0x6e1/0x9d0
[ 1884.780654][T13804]  get_compat_msghdr+0x108/0x2c0
[ 1884.785756][T13804]  do_recvmmsg+0xd77/0x2120
[ 1884.790311][T13804]  __sys_recvmmsg+0x51c/0x6f0
[ 1884.795143][T13804]  __ia32_compat_sys_recvmmsg_time32+0x16e/0x1d0
[ 1884.801533][T13804]  __do_fast_syscall_32+0x96/0xf0
[ 1884.806854][T13804]  do_fast_syscall_32+0x34/0x70
[ 1884.811764][T13804]  do_SYSENTER_32+0x1b/0x20
[ 1884.816469][T13804]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1884.822964][T13804] 
[ 1884.825298][T13804] Local variable msg_sys created at:
[ 1884.830589][T13804]  do_recvmmsg+0xbb/0x2120
[ 1884.835332][T13804]  __sys_recvmmsg+0x51c/0x6f0
00:06:05 executing program 1:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r1 = accept4(r0, 0x0, 0x0, 0x0)
recvfrom(r1, &(0x7f0000003000)=""/165, 0xa5, 0x0, 0x0, 0x1000000000000000)
recvmmsg(r1, &(0x7f00000005c0)=[{{0x0, 0xfffffffffffffea3, 0x0}}], 0x3ffffffffffff62, 0x0, 0x0)

00:06:05 executing program 3:
perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6a, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x81, 0x8001}}, 0x0, 0xffff7fffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000280)={0x4, 0x80, 0x4, 0xff, 0x81, 0x9, 0x0, 0x0, 0x0, 0xb, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0xffffffe0, 0x4, @perf_bp, 0x0, 0x8, 0xffffff4a, 0x0, 0xfffffffffffffff7, 0x200, 0x0, 0x0, 0x80000000}, 0x0, 0xd, 0xffffffffffffffff, 0xa)
r0 = accept4$bt_l2cap(0xffffffffffffffff, 0x0, 0x0, 0x0)
pwritev(r0, 0x0, 0x0, 0x0, 0x0)
r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r2 = memfd_create(&(0x7f0000000100)='\xb8.\xa5\xd7o\xe02\xe3\aC\xdb\xf6O\x16\xa3\xdd\xb0\x92hia\xf2\xc3\xa3\xd9\xee\xd9s\x92\f]#\x1a:\xdc\xdf\x8c\xdd\xcd\x13\x9d\x98\xf8I\x15\x87\xde\x9c\xa7\xf3\xa4%r\x93\xac\xa9\x03R\x8f9\xa7\xd1\x00bn\x1f\xf5\x00\x84\xd9\x1a\xf0\xc4\x9e\xc1\xbe=\xac\x88\xfb\x92\x10\x85\xe6\xb0\x8d\x997T)X?\x16\xc1\x02\x17A\xa5\xee\xb9\xea\x91\xc9\xff$\x06Yu\xeb\xda\xb5\rrN\x00'/128, 0x0)
dup2(r1, r2)
mmap(&(0x7f0000200000/0x400000)=nil, 0x400002, 0x0, 0x2011, r2, 0x0)
ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, 0x0)
signalfd(0xffffffffffffffff, &(0x7f0000000240), 0x8)

00:06:05 executing program 4:
perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6a, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x81, 0x8001}}, 0x0, 0xffff7fffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000280)={0x4, 0x80, 0x4, 0xff, 0x81, 0x9, 0x0, 0x0, 0x0, 0xb, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0xffffffe0, 0x4, @perf_bp, 0x0, 0x8, 0xffffff4a, 0x0, 0xfffffffffffffff7, 0x200, 0x0, 0x0, 0x80000000}, 0x0, 0xd, 0xffffffffffffffff, 0xa)
r0 = accept4$bt_l2cap(0xffffffffffffffff, 0x0, 0x0, 0x0)
pwritev(r0, 0x0, 0x0, 0x0, 0x0)
r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r2 = memfd_create(&(0x7f0000000100)='\xb8.\xa5\xd7o\xe02\xe3\aC\xdb\xf6O\x16\xa3\xdd\xb0\x92hia\xf2\xc3\xa3\xd9\xee\xd9s\x92\f]#\x1a:\xdc\xdf\x8c\xdd\xcd\x13\x9d\x98\xf8I\x15\x87\xde\x9c\xa7\xf3\xa4%r\x93\xac\xa9\x03R\x8f9\xa7\xd1\x00bn\x1f\xf5\x00\x84\xd9\x1a\xf0\xc4\x9e\xc1\xbe=\xac\x88\xfb\x92\x10\x85\xe6\xb0\x8d\x997T)X?\x16\xc1\x02\x17A\xa5\xee\xb9\xea\x91\xc9\xff$\x06Yu\xeb\xda\xb5\rrN\x00'/128, 0x0)
dup2(r1, r2)
mmap(&(0x7f0000200000/0x400000)=nil, 0x400002, 0x0, 0x2011, r2, 0x0)
ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, 0x0)
signalfd(0xffffffffffffffff, &(0x7f0000000240), 0x8)

00:06:05 executing program 5:
perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 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, 0x4, 0x0, 0x0, 0x0, 0x0, 0x5, 0x7fffffff, 0xffffffff, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = socket$inet6(0xa, 0x1, 0x8010000000000084)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0)
r1 = getpid()
sched_setscheduler(r1, 0x5, &(0x7f0000000380))
gettid()
rt_sigqueueinfo(0x0, 0x0, &(0x7f0000000040)={0x0, 0x1000000, 0x1})
perf_event_open(&(0x7f00000002c0)={0x1, 0x58, 0x2, 0x40, 0x7f, 0x9, 0x0, 0x5, 0x400, 0x5, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1f, 0x4, 0x0, 0x20, 0x9, 0xbed0cb10, 0x4, 0xffffffff, 0x0, 0x1}, 0x0, 0xf, r0, 0x1)
bind$inet6(r0, &(0x7f0000000140)={0xa, 0x4e23}, 0x1c)
listen(r0, 0x10001)
r2 = socket$inet6_sctp(0xa, 0x800000000000001, 0x84)
syz_open_dev$tty1(0xc, 0x4, 0x1)
bind$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e24, 0xfffffffb, @ipv4={'\x00', '\xff\xff', @broadcast}, 0x6}, 0x1c)
setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
msgget(0x3, 0x0)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000200)=[@in6={0xa, 0x0, 0x0, @loopback}], 0x1c)
getsockopt$IP_VS_SO_GET_SERVICE(r2, 0x0, 0x483, &(0x7f0000000500), &(0x7f0000000100)=0x68)
setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r2, 0x84, 0x6b, &(0x7f000055bfe4)=[@in6={0xa, 0x4e23, 0x0, @loopback, 0x2264aa00}], 0x1c)
getdents64(0xffffffffffffffff, &(0x7f0000000040)=""/88, 0x58)

00:06:05 executing program 2:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180), 0x40)
setitimer(0x1, &(0x7f0000000000)={{}, {0x0, 0x2710}}, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0)
sendto$inet(r1, &(0x7f00000001c0)="b1d758e8e7a8", 0x6, 0x20048000, 0x0, 0x0)
r2 = perf_event_open(&(0x7f00000005c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000cc0)=ANY=[@ANYBLOB="3c00000010001fff0000248f1c872d2b02005bee", @ANYRES32=0x0, @ANYBLOB="ff7f000000000000140012800a00010076786c616e0000000400028008000a002615a3053e8c1d1dcb7cc0809e3355eb6151c8b9734feda8f6352256f21c7b4ea9"], 0x3c}, 0x1, 0x8000a0ffffffff}, 0x0)
r3 = socket(0x10, 0x80002, 0x0)
getsockname$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000280)=0x14)
sendmmsg$alg(r3, &(0x7f00000000c0), 0x492492492492627, 0x600)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
unlinkat(0xffffffffffffffff, &(0x7f0000000880)='./file0\x00', 0x200)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, 0xffffffffffffffff, 0x0)
r4 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="0205000702"], 0x11}}, 0x0)
write$binfmt_misc(r2, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
openat$vcsu(0xffffff9c, 0x0, 0x0, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, 0x0, 0x0)
bpf$MAP_UPDATE_ELEM(0x4, &(0x7f0000000080)={r0, &(0x7f0000000000)='0', &(0x7f0000000040)=@tcp6}, 0x20)

[ 1885.689145][T13865] netdevsim netdevsim2 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0
[ 1885.699564][T13865] netdevsim netdevsim2 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0
[ 1885.710316][T13865] netdevsim netdevsim2 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0
[ 1885.721147][T13865] netdevsim netdevsim2 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0
[ 1885.732166][T13865] device vxlan0 entered promiscuous mode
[ 1885.909002][T13865] =====================================================
[ 1885.916116][T13865] BUG: KMSAN: uninit-value in pointer+0x16f8/0x2060
[ 1885.922755][T13865]  pointer+0x16f8/0x2060
[ 1885.927040][T13865]  vsnprintf+0x1a9b/0x3650
[ 1885.931497][T13865]  vprintk_store+0x537/0x2150
[ 1885.936291][T13865]  vprintk_emit+0x25c/0x950
[ 1885.940862][T13865]  dev_vprintk_emit+0x5ef/0x6d0
[ 1885.945767][T13865]  dev_printk_emit+0x1dd/0x21f
[ 1885.950579][T13865]  __netdev_printk+0x7e9/0xae0
[ 1885.955455][T13865]  netdev_info+0x1ea/0x22f
[ 1885.959925][T13865]  nsim_udp_tunnel_unset_port+0x582/0x620
[ 1885.965778][T13865]  __udp_tunnel_nic_device_sync+0x1060/0x1e40
[ 1885.971968][T13865]  __udp_tunnel_nic_del_port+0x630/0x7b0
[ 1885.977665][T13865]  udp_tunnel_notify_del_rx_port+0x2d1/0x440
[ 1885.983714][T13865]  __vxlan_sock_release_prep+0x444/0x510
[ 1885.995665][T13865]  vxlan_sock_release+0x560/0x700
[ 1886.000765][T13865]  vxlan_stop+0x1654/0x1750
[ 1886.005330][T13865]  __dev_close_many+0x640/0x850
[ 1886.010268][T13865]  dev_close_many+0x43f/0xb20
[ 1886.014998][T13865]  unregister_netdevice_many+0x8cd/0x3160
[ 1886.020768][T13865]  rtnl_newlink+0x408e/0x43a0
[ 1886.025561][T13865]  rtnetlink_rcv_msg+0x148d/0x18d0
[ 1886.030732][T13865]  netlink_rcv_skb+0x40c/0x7e0
[ 1886.035652][T13865]  rtnetlink_rcv+0x50/0x60
[ 1886.040115][T13865]  netlink_unicast+0x1075/0x1340
[ 1886.045106][T13865]  netlink_sendmsg+0x14cf/0x1710
[ 1886.050080][T13865]  ____sys_sendmsg+0xe11/0x12c0
[ 1886.054982][T13865]  __sys_sendmmsg+0x845/0xf60
[ 1886.059704][T13865]  __ia32_compat_sys_sendmmsg+0x127/0x180
[ 1886.065725][T13865]  __do_fast_syscall_32+0x96/0xf0
[ 1886.070792][T13865]  do_fast_syscall_32+0x34/0x70
[ 1886.075684][T13865]  do_SYSENTER_32+0x1b/0x20
[ 1886.080228][T13865]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1886.086604][T13865] 
[ 1886.088934][T13865] Local variable sample.i created at:
[ 1886.094308][T13865]  event_sched_in+0x132b/0x35c0
[ 1886.099188][T13865]  visit_groups_merge+0x2919/0x7460
[ 1886.104414][T13865] 
[ 1886.106741][T13865] CPU: 1 PID: 13865 Comm: syz-executor.2 Not tainted 5.16.0-rc5-syzkaller #0
[ 1886.115534][T13865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1886.125616][T13865] =====================================================
[ 1886.132550][T13865] Disabling lock debugging due to kernel taint
[ 1886.138780][T13865] Kernel panic - not syncing: kmsan.panic set ...
[ 1886.145214][T13865] CPU: 1 PID: 13865 Comm: syz-executor.2 Tainted: G    B             5.16.0-rc5-syzkaller #0
[ 1886.155402][T13865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1886.165479][T13865] Call Trace:
[ 1886.168772][T13865]  <TASK>
[ 1886.171714][T13865]  dump_stack_lvl+0x1ff/0x28e
[ 1886.176442][T13865]  dump_stack+0x25/0x28
[ 1886.180640][T13865]  panic+0x487/0xe1f
[ 1886.184575][T13865]  ? add_taint+0x181/0x210
[ 1886.189026][T13865]  ? _raw_spin_unlock_irqrestore+0x78/0xb0
[ 1886.194875][T13865]  kmsan_report+0x2e6/0x2f0
[ 1886.199430][T13865]  ? __msan_warning+0xb8/0x130
[ 1886.204263][T13865]  ? pointer+0x16f8/0x2060
[ 1886.208717][T13865]  ? vsnprintf+0x1a9b/0x3650
[ 1886.213353][T13865]  ? vprintk_store+0x537/0x2150
[ 1886.218264][T13865]  ? vprintk_emit+0x25c/0x950
[ 1886.223000][T13865]  ? dev_vprintk_emit+0x5ef/0x6d0
[ 1886.228073][T13865]  ? dev_printk_emit+0x1dd/0x21f
[ 1886.233050][T13865]  ? __netdev_printk+0x7e9/0xae0
[ 1886.238023][T13865]  ? netdev_info+0x1ea/0x22f
[ 1886.242653][T13865]  ? nsim_udp_tunnel_unset_port+0x582/0x620
[ 1886.248608][T13865]  ? __udp_tunnel_nic_device_sync+0x1060/0x1e40
[ 1886.254994][T13865]  ? __udp_tunnel_nic_del_port+0x630/0x7b0
[ 1886.260850][T13865]  ? udp_tunnel_notify_del_rx_port+0x2d1/0x440
[ 1886.267056][T13865]  ? __vxlan_sock_release_prep+0x444/0x510
[ 1886.272913][T13865]  ? vxlan_sock_release+0x560/0x700
[ 1886.278242][T13865]  ? vxlan_stop+0x1654/0x1750
[ 1886.283049][T13865]  ? __dev_close_many+0x640/0x850
[ 1886.288114][T13865]  ? dev_close_many+0x43f/0xb20
[ 1886.293003][T13865]  ? unregister_netdevice_many+0x8cd/0x3160
[ 1886.298938][T13865]  ? rtnl_newlink+0x408e/0x43a0
[ 1886.303823][T13865]  ? rtnetlink_rcv_msg+0x148d/0x18d0
[ 1886.309144][T13865]  ? netlink_rcv_skb+0x40c/0x7e0
[ 1886.314134][T13865]  ? rtnetlink_rcv+0x50/0x60
[ 1886.318758][T13865]  ? netlink_unicast+0x1075/0x1340
[ 1886.323911][T13865]  ? netlink_sendmsg+0x14cf/0x1710
[ 1886.329056][T13865]  ? ____sys_sendmsg+0xe11/0x12c0
[ 1886.334122][T13865]  ? __sys_sendmmsg+0x845/0xf60
[ 1886.339014][T13865]  ? __ia32_compat_sys_sendmmsg+0x127/0x180
[ 1886.344942][T13865]  ? __do_fast_syscall_32+0x96/0xf0
[ 1886.350184][T13865]  ? do_fast_syscall_32+0x34/0x70
[ 1886.355247][T13865]  ? do_SYSENTER_32+0x1b/0x20
[ 1886.359961][T13865]  ? entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1886.366516][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.372017][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.377869][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.383040][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.388203][T13865]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1886.394585][T13865]  __msan_warning+0xb8/0x130
[ 1886.399222][T13865]  pointer+0x16f8/0x2060
[ 1886.403594][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.408771][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.414629][T13865]  vsnprintf+0x1a9b/0x3650
[ 1886.419107][T13865]  vprintk_store+0x537/0x2150
[ 1886.423827][T13865]  ? vsnprintf+0x355b/0x3650
[ 1886.428470][T13865]  ? snprintf+0x24a/0x290
[ 1886.432847][T13865]  vprintk_emit+0x25c/0x950
[ 1886.437401][T13865]  dev_vprintk_emit+0x5ef/0x6d0
[ 1886.442309][T13865]  dev_printk_emit+0x1dd/0x21f
[ 1886.447138][T13865]  ? dev_printk_emit+0x1/0x21f
[ 1886.451942][T13865]  __netdev_printk+0x7e9/0xae0
[ 1886.456856][T13865]  netdev_info+0x1ea/0x22f
[ 1886.461323][T13865]  ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 1886.467532][T13865]  nsim_udp_tunnel_unset_port+0x582/0x620
[ 1886.473326][T13865]  ? nsim_udp_tunnel_set_port+0x5b0/0x5b0
[ 1886.479200][T13865]  __udp_tunnel_nic_device_sync+0x1060/0x1e40
[ 1886.485338][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.491193][T13865]  __udp_tunnel_nic_del_port+0x630/0x7b0
[ 1886.496902][T13865]  ? __udp_tunnel_nic_add_port+0x16b0/0x16b0
[ 1886.502931][T13865]  udp_tunnel_notify_del_rx_port+0x2d1/0x440
[ 1886.508970][T13865]  __vxlan_sock_release_prep+0x444/0x510
[ 1886.514665][T13865]  vxlan_sock_release+0x560/0x700
[ 1886.519752][T13865]  vxlan_stop+0x1654/0x1750
[ 1886.524295][T13865]  ? preempt_count_sub+0xf8/0x330
[ 1886.529453][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.534606][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.540464][T13865]  ? dev_deactivate_many+0x1499/0x14e0
[ 1886.546041][T13865]  ? vxlan_open+0xb30/0xb30
[ 1886.550932][T13865]  __dev_close_many+0x640/0x850
[ 1886.555839][T13865]  dev_close_many+0x43f/0xb20
[ 1886.560569][T13865]  unregister_netdevice_many+0x8cd/0x3160
[ 1886.566330][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.571482][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.577337][T13865]  ? vxlan_dellink+0x596/0x650
[ 1886.582152][T13865]  ? __vxlan_dev_create+0x1bb0/0x1bb0
[ 1886.587568][T13865]  rtnl_newlink+0x408e/0x43a0
[ 1886.592542][T13865]  ? slab_free_freelist_hook+0x27b/0x8e0
[ 1886.598288][T13865]  ? __this_cpu_preempt_check+0x13/0x20
[ 1886.603901][T13865]  ? sysvec_apic_timer_interrupt+0x5d/0xc0
[ 1886.609764][T13865]  ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 1886.615978][T13865]  ? rtnetlink_rcv_msg+0x93a/0x18d0
[ 1886.621242][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.626582][T13865]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1886.632883][T13865]  ? kmsan_internal_unpoison_memory+0x10/0x20
[ 1886.639003][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.644166][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.650020][T13865]  ? rtnl_setlink+0x8a0/0x8a0
[ 1886.654735][T13865]  rtnetlink_rcv_msg+0x148d/0x18d0
[ 1886.659902][T13865]  ? preempt_count_sub+0xf8/0x330
[ 1886.664979][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.670135][T13865]  ? __this_cpu_preempt_check+0x13/0x20
[ 1886.675740][T13865]  ? sysvec_apic_timer_interrupt+0x5d/0xc0
[ 1886.681601][T13865]  ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 1886.687805][T13865]  ? kmsan_internal_set_shadow_origin+0x6e/0xc0
[ 1886.694088][T13865]  ? kmsan_internal_set_shadow_origin+0x5e/0xc0
[ 1886.700369][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.705521][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.710674][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.716530][T13865]  netlink_rcv_skb+0x40c/0x7e0
[ 1886.721350][T13865]  ? rtnetlink_bind+0x140/0x140
[ 1886.726250][T13865]  rtnetlink_rcv+0x50/0x60
[ 1886.730700][T13865]  ? rtnetlink_net_exit+0x90/0x90
[ 1886.735757][T13865]  netlink_unicast+0x1075/0x1340
[ 1886.740842][T13865]  netlink_sendmsg+0x14cf/0x1710
[ 1886.745827][T13865]  ____sys_sendmsg+0xe11/0x12c0
[ 1886.750727][T13865]  ? netlink_getsockopt+0x11d0/0x11d0
[ 1886.756140][T13865]  __sys_sendmmsg+0x845/0xf60
[ 1886.760878][T13865]  ? apic_is_clustered_box+0xa0/0xa0
[ 1886.766247][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.771400][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.777251][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.782405][T13865]  ? __this_cpu_preempt_check+0x13/0x20
[ 1886.788003][T13865]  ? sysvec_apic_timer_interrupt+0x5d/0xc0
[ 1886.793870][T13865]  ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 1886.800071][T13865]  ? kmsan_get_metadata+0x33/0x220
[ 1886.805222][T13865]  ? kmsan_get_shadow_origin_ptr+0x9b/0xf0
[ 1886.811165][T13865]  __ia32_compat_sys_sendmmsg+0x127/0x180
[ 1886.816936][T13865]  __do_fast_syscall_32+0x96/0xf0
[ 1886.822011][T13865]  do_fast_syscall_32+0x34/0x70
[ 1886.826904][T13865]  do_SYSENTER_32+0x1b/0x20
[ 1886.831453][T13865]  entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 1886.837827][T13865] RIP: 0023:0xf6f3c549
[ 1886.841919][T13865] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00
[ 1886.861744][T13865] RSP: 002b:00000000f59365cc EFLAGS: 00000296 ORIG_RAX: 0000000000000159
[ 1886.870188][T13865] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000200000c0
[ 1886.878183][T13865] RDX: 0000000092492627 RSI: 0000000000000600 RDI: 0000000000000000
[ 1886.886177][T13865] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 1886.894168][T13865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1886.902159][T13865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1886.910164][T13865]  </TASK>
[ 1886.913513][T13865] Kernel Offset: disabled
[ 1886.917929][T13865] Rebooting in 86400 seconds..