245215][ T6802] do_recvmmsg+0x7c9/0x1200 [ 397.249773][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.254609][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.261007][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 397.266203][ T6802] do_fast_syscall_32+0x33/0x70 [ 397.271137][ T6802] do_SYSENTER_32+0x1b/0x20 [ 397.275785][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.282262][ T6802] [ 397.284598][ T6802] Uninit was stored to memory at: [ 397.289694][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 397.294960][ T6802] get_compat_msghdr+0x10c/0x280 [ 397.299951][ T6802] ___sys_recvmsg+0x289/0xb40 [ 397.304822][ T6802] do_recvmmsg+0x7c9/0x1200 [ 397.309380][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.314206][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.320594][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 397.325892][ T6802] do_fast_syscall_32+0x33/0x70 [ 397.330802][ T6802] do_SYSENTER_32+0x1b/0x20 [ 397.335445][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.341964][ T6802] [ 397.344298][ T6802] Uninit was stored to memory at: [ 397.349827][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 397.355073][ T6802] get_compat_msghdr+0x10c/0x280 [ 397.360062][ T6802] ___sys_recvmsg+0x289/0xb40 [ 397.364903][ T6802] do_recvmmsg+0x7c9/0x1200 [ 397.369462][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.374286][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.380706][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 397.385885][ T6802] do_fast_syscall_32+0x33/0x70 [ 397.390786][ T6802] do_SYSENTER_32+0x1b/0x20 [ 397.395431][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.402341][ T6802] [ 397.404677][ T6802] Uninit was stored to memory at: [ 397.409904][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 397.415168][ T6802] get_compat_msghdr+0x10c/0x280 [ 397.420208][ T6802] ___sys_recvmsg+0x289/0xb40 [ 397.425043][ T6802] do_recvmmsg+0x7c9/0x1200 [ 397.429637][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.434469][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.440929][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 397.446440][ T6802] do_fast_syscall_32+0x33/0x70 [ 397.451339][ T6802] do_SYSENTER_32+0x1b/0x20 [ 397.456053][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.462532][ T6802] [ 397.464874][ T6802] Uninit was stored to memory at: [ 397.469971][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 397.475331][ T6802] get_compat_msghdr+0x10c/0x280 [ 397.480322][ T6802] ___sys_recvmsg+0x289/0xb40 [ 397.485245][ T6802] do_recvmmsg+0x7c9/0x1200 [ 397.489805][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.494694][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.501090][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 397.506413][ T6802] do_fast_syscall_32+0x33/0x70 [ 397.511332][ T6802] do_SYSENTER_32+0x1b/0x20 [ 397.516073][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.522552][ T6802] [ 397.524893][ T6802] Uninit was stored to memory at: [ 397.529985][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 397.535311][ T6802] get_compat_msghdr+0x10c/0x280 [ 397.540305][ T6802] ___sys_recvmsg+0x289/0xb40 [ 397.545198][ T6802] do_recvmmsg+0x7c9/0x1200 [ 397.549842][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.554765][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.561170][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 397.566420][ T6802] do_fast_syscall_32+0x33/0x70 [ 397.571331][ T6802] do_SYSENTER_32+0x1b/0x20 [ 397.576049][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.582532][ T6802] [ 397.584891][ T6802] Uninit was stored to memory at: [ 397.589989][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 397.595310][ T6802] get_compat_msghdr+0x10c/0x280 [ 397.600304][ T6802] ___sys_recvmsg+0x289/0xb40 [ 397.605218][ T6802] do_recvmmsg+0x7c9/0x1200 [ 397.609779][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.614691][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.621093][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 397.626332][ T6802] do_fast_syscall_32+0x33/0x70 [ 397.631241][ T6802] do_SYSENTER_32+0x1b/0x20 [ 397.636110][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.642593][ T6802] [ 397.644943][ T6802] Local variable msg_sys created at: [ 397.650238][ T6802] do_recvmmsg+0xc9/0x1200 [ 397.654869][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 397.776168][ T6808] not chained 960000 origins [ 397.780812][ T6808] CPU: 1 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 397.790925][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.801014][ T6808] Call Trace: [ 397.804324][ T6808] [ 397.807283][ T6808] dump_stack_lvl+0x200/0x28c [ 397.812021][ T6808] dump_stack+0x29/0x2c [ 397.816224][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 397.822004][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 397.828129][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 397.833301][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 397.839199][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 397.844799][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 397.849973][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 397.855931][ T6808] ? should_fail+0x79/0x9c0 [ 397.860481][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 397.865646][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 397.871950][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 397.878075][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 397.883367][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 397.889245][ T6808] __msan_chain_origin+0xbd/0x140 [ 397.894336][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 397.899528][ T6808] get_compat_msghdr+0x10c/0x280 [ 397.904531][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 397.909274][ T6808] ___sys_recvmsg+0x289/0xb40 [ 397.914032][ T6808] ? __schedule+0x176c/0x21c0 [ 397.918774][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 397.923947][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 397.929825][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 397.934999][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 397.940871][ T6808] do_recvmmsg+0x7c9/0x1200 [ 397.945442][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 397.950551][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 397.955732][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 397.960578][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.967150][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 397.971910][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 397.978314][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 397.983397][ T6808] do_fast_syscall_32+0x33/0x70 [ 397.988299][ T6808] do_SYSENTER_32+0x1b/0x20 [ 397.992855][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 397.999245][ T6808] RIP: 0023:0xf7f7d549 [ 398.003342][ T6808] 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 [ 398.022994][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 398.031455][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 398.039461][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 398.047468][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 398.055477][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 398.063488][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 398.071593][ T6808] [ 398.079000][ T6808] Uninit was stored to memory at: [ 398.084766][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 398.089964][ T6808] get_compat_msghdr+0x10c/0x280 [ 398.095174][ T6808] ___sys_recvmsg+0x289/0xb40 [ 398.099914][ T6808] do_recvmmsg+0x7c9/0x1200 [ 398.104587][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.109328][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.115829][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 398.120918][ T6808] do_fast_syscall_32+0x33/0x70 [ 398.126023][ T6808] do_SYSENTER_32+0x1b/0x20 [ 398.130584][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.137079][ T6808] [ 398.139538][ T6808] Uninit was stored to memory at: [ 398.144746][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 398.149911][ T6808] get_compat_msghdr+0x10c/0x280 [ 398.154998][ T6808] ___sys_recvmsg+0x289/0xb40 [ 398.159812][ T6808] do_recvmmsg+0x7c9/0x1200 [ 398.164460][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.169196][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.175691][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 398.180765][ T6808] do_fast_syscall_32+0x33/0x70 [ 398.185752][ T6808] do_SYSENTER_32+0x1b/0x20 [ 398.190300][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.196783][ T6808] [ 398.199126][ T6808] Uninit was stored to memory at: [ 398.204329][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 398.209492][ T6808] get_compat_msghdr+0x10c/0x280 [ 398.214623][ T6808] ___sys_recvmsg+0x289/0xb40 [ 398.219364][ T6808] do_recvmmsg+0x7c9/0x1200 [ 398.224020][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.228752][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.235296][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 398.240391][ T6808] do_fast_syscall_32+0x33/0x70 [ 398.245397][ T6808] do_SYSENTER_32+0x1b/0x20 [ 398.249951][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.256520][ T6808] [ 398.258854][ T6808] Uninit was stored to memory at: [ 398.264046][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 398.269208][ T6808] get_compat_msghdr+0x10c/0x280 [ 398.274318][ T6808] ___sys_recvmsg+0x289/0xb40 [ 398.279050][ T6808] do_recvmmsg+0x7c9/0x1200 [ 398.283704][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.288440][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.294920][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 398.299997][ T6808] do_fast_syscall_32+0x33/0x70 [ 398.304989][ T6808] do_SYSENTER_32+0x1b/0x20 [ 398.309539][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.316019][ T6808] [ 398.318350][ T6808] Uninit was stored to memory at: [ 398.323528][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 398.328689][ T6808] get_compat_msghdr+0x10c/0x280 [ 398.333761][ T6808] ___sys_recvmsg+0x289/0xb40 [ 398.338494][ T6808] do_recvmmsg+0x7c9/0x1200 [ 398.343157][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.348265][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.354761][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 398.359837][ T6808] do_fast_syscall_32+0x33/0x70 [ 398.364827][ T6808] do_SYSENTER_32+0x1b/0x20 [ 398.369381][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.375858][ T6808] [ 398.378195][ T6808] Uninit was stored to memory at: [ 398.383384][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 398.388548][ T6808] get_compat_msghdr+0x10c/0x280 [ 398.393628][ T6808] ___sys_recvmsg+0x289/0xb40 [ 398.398361][ T6808] do_recvmmsg+0x7c9/0x1200 [ 398.403009][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.407743][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.414222][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 398.419295][ T6808] do_fast_syscall_32+0x33/0x70 [ 398.424282][ T6808] do_SYSENTER_32+0x1b/0x20 [ 398.428829][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.435299][ T6808] [ 398.437631][ T6808] Uninit was stored to memory at: [ 398.442805][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 398.447965][ T6808] get_compat_msghdr+0x10c/0x280 [ 398.453040][ T6808] ___sys_recvmsg+0x289/0xb40 [ 398.457766][ T6808] do_recvmmsg+0x7c9/0x1200 [ 398.462402][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.467128][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.473602][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 398.478671][ T6808] do_fast_syscall_32+0x33/0x70 [ 398.483658][ T6808] do_SYSENTER_32+0x1b/0x20 [ 398.488205][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.494667][ T6808] [ 398.497020][ T6808] Local variable msg_sys created at: [ 398.502400][ T6808] do_recvmmsg+0xc9/0x1200 [ 398.506860][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 398.530277][ T6789] not chained 970000 origins [ 398.535188][ T6789] CPU: 0 PID: 6789 Comm: syz-executor.5 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 398.545305][ T6789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.555388][ T6789] Call Trace: [ 398.558680][ T6789] [ 398.561625][ T6789] dump_stack_lvl+0x200/0x28c [ 398.566351][ T6789] dump_stack+0x29/0x2c [ 398.570540][ T6789] kmsan_internal_chain_origin+0x78/0x120 [ 398.576406][ T6789] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 398.582540][ T6789] ? kmsan_get_metadata+0x33/0x220 [ 398.587709][ T6789] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 398.593722][ T6789] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 398.599334][ T6789] ? kmsan_get_metadata+0x33/0x220 [ 398.604497][ T6789] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 398.610360][ T6789] ? should_fail+0x79/0x9c0 [ 398.614900][ T6789] ? kmsan_get_metadata+0x33/0x220 [ 398.620066][ T6789] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 398.626366][ T6789] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 398.632487][ T6789] ? kmsan_get_metadata+0x33/0x220 [ 398.637646][ T6789] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 398.643509][ T6789] __msan_chain_origin+0xbd/0x140 [ 398.648582][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 398.653760][ T6789] get_compat_msghdr+0x10c/0x280 [ 398.658746][ T6789] ? do_recvmmsg+0x7c9/0x1200 [ 398.663470][ T6789] ___sys_recvmsg+0x289/0xb40 [ 398.668203][ T6789] ? __schedule+0x176c/0x21c0 [ 398.672922][ T6789] ? kmsan_get_metadata+0x33/0x220 [ 398.678078][ T6789] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 398.683933][ T6789] ? kmsan_get_metadata+0x33/0x220 [ 398.689089][ T6789] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 398.694953][ T6789] do_recvmmsg+0x7c9/0x1200 [ 398.699510][ T6789] ? filter_irq_stacks+0xb9/0x230 [ 398.704595][ T6789] ? kmsan_get_metadata+0x33/0x220 [ 398.709760][ T6789] ? __sys_recvmmsg+0xb9/0x6f0 [ 398.714582][ T6789] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.721137][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 398.725887][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.732274][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 398.737346][ T6789] do_fast_syscall_32+0x33/0x70 [ 398.742236][ T6789] do_SYSENTER_32+0x1b/0x20 [ 398.746775][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.753148][ T6789] RIP: 0023:0xf7f5b549 [ 398.757235][ T6789] 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 [ 398.776876][ T6789] RSP: 002b:00000000f7f355cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 398.785321][ T6789] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 398.793317][ T6789] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 398.801307][ T6789] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 398.809295][ T6789] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 398.817286][ T6789] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 398.825293][ T6789] [ 398.830729][ T6789] Uninit was stored to memory at: [ 398.836336][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 398.841669][ T6789] get_compat_msghdr+0x10c/0x280 [ 398.846746][ T6789] ___sys_recvmsg+0x289/0xb40 [ 398.851476][ T6789] do_recvmmsg+0x7c9/0x1200 [ 398.856170][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 398.860904][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.867432][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 398.872609][ T6789] do_fast_syscall_32+0x33/0x70 [ 398.877512][ T6789] do_SYSENTER_32+0x1b/0x20 [ 398.882185][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.888568][ T6789] [ 398.890900][ T6789] Uninit was stored to memory at: [ 398.896121][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 398.901286][ T6789] get_compat_msghdr+0x10c/0x280 [ 398.906403][ T6789] ___sys_recvmsg+0x289/0xb40 [ 398.911150][ T6789] do_recvmmsg+0x7c9/0x1200 [ 398.915920][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 398.920650][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.927169][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 398.932343][ T6789] do_fast_syscall_32+0x33/0x70 [ 398.937238][ T6789] do_SYSENTER_32+0x1b/0x20 [ 398.941895][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 398.948277][ T6789] [ 398.950611][ T6789] Uninit was stored to memory at: [ 398.955909][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 398.961088][ T6789] get_compat_msghdr+0x10c/0x280 [ 398.966183][ T6789] ___sys_recvmsg+0x289/0xb40 [ 398.970904][ T6789] do_recvmmsg+0x7c9/0x1200 [ 398.975568][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 398.980289][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 398.986798][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 398.991956][ T6789] do_fast_syscall_32+0x33/0x70 [ 398.996850][ T6789] do_SYSENTER_32+0x1b/0x20 [ 399.001398][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.007964][ T6789] [ 399.010298][ T6789] Uninit was stored to memory at: [ 399.015576][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 399.020738][ T6789] get_compat_msghdr+0x10c/0x280 [ 399.025915][ T6789] ___sys_recvmsg+0x289/0xb40 23:17:57 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 399.030643][ T6789] do_recvmmsg+0x7c9/0x1200 [ 399.035390][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 399.040119][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.047044][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 399.052217][ T6789] do_fast_syscall_32+0x33/0x70 [ 399.057115][ T6789] do_SYSENTER_32+0x1b/0x20 [ 399.061656][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.068203][ T6789] [ 399.070536][ T6789] Uninit was stored to memory at: [ 399.075832][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 399.080993][ T6789] get_compat_msghdr+0x10c/0x280 [ 399.086227][ T6789] ___sys_recvmsg+0x289/0xb40 [ 399.090958][ T6789] do_recvmmsg+0x7c9/0x1200 [ 399.095694][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 399.100430][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.107009][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 399.112178][ T6789] do_fast_syscall_32+0x33/0x70 [ 399.117072][ T6789] do_SYSENTER_32+0x1b/0x20 [ 399.121615][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.128213][ T6789] [ 399.130545][ T6789] Uninit was stored to memory at: [ 399.135826][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 399.140984][ T6789] get_compat_msghdr+0x10c/0x280 [ 399.146118][ T6789] ___sys_recvmsg+0x289/0xb40 [ 399.150844][ T6789] do_recvmmsg+0x7c9/0x1200 [ 399.155689][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 399.160429][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.167011][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 399.172185][ T6789] do_fast_syscall_32+0x33/0x70 [ 399.177172][ T6789] do_SYSENTER_32+0x1b/0x20 [ 399.181882][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.188261][ T6789] [ 399.190591][ T6789] Uninit was stored to memory at: [ 399.195922][ T6789] __get_compat_msghdr+0x6ea/0x9e0 [ 399.201084][ T6789] get_compat_msghdr+0x10c/0x280 [ 399.206268][ T6789] ___sys_recvmsg+0x289/0xb40 [ 399.211000][ T6789] do_recvmmsg+0x7c9/0x1200 [ 399.215783][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 399.220510][ T6789] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.227079][ T6789] __do_fast_syscall_32+0x95/0xf0 [ 399.232262][ T6789] do_fast_syscall_32+0x33/0x70 [ 399.237185][ T6789] do_SYSENTER_32+0x1b/0x20 [ 399.241903][ T6789] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.248282][ T6789] [ 399.250614][ T6789] Local variable msg_sys created at: [ 399.256098][ T6789] do_recvmmsg+0xc9/0x1200 [ 399.260562][ T6789] __sys_recvmmsg+0x520/0x6f0 [ 399.335109][ T6808] not chained 980000 origins [ 399.339744][ T6808] CPU: 0 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 399.349849][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.359930][ T6808] Call Trace: [ 399.363223][ T6808] [ 399.366171][ T6808] dump_stack_lvl+0x200/0x28c [ 399.370904][ T6808] dump_stack+0x29/0x2c [ 399.375101][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 399.380898][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 399.387022][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 399.392181][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 399.398039][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 399.403632][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 399.408803][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 399.414683][ T6808] ? should_fail+0x79/0x9c0 [ 399.419339][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 399.424615][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 399.430925][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 399.437043][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 399.442209][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 399.448346][ T6808] __msan_chain_origin+0xbd/0x140 [ 399.453430][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 399.458616][ T6808] get_compat_msghdr+0x10c/0x280 [ 399.463609][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 399.468340][ T6808] ___sys_recvmsg+0x289/0xb40 [ 399.473084][ T6808] ? __schedule+0x176c/0x21c0 [ 399.477820][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 399.482979][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 399.488839][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 399.494005][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 399.499873][ T6808] do_recvmmsg+0x7c9/0x1200 [ 399.504431][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 399.509520][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 399.514688][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 399.519500][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.526058][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 399.530796][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.537195][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 399.542287][ T6808] do_fast_syscall_32+0x33/0x70 [ 399.547188][ T6808] do_SYSENTER_32+0x1b/0x20 [ 399.551748][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.558162][ T6808] RIP: 0023:0xf7f7d549 [ 399.562254][ T6808] 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 [ 399.581898][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 399.590347][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 399.598347][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 399.606353][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 399.614354][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 399.622355][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 399.630370][ T6808] [ 399.636319][ T6808] Uninit was stored to memory at: [ 399.641426][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 399.647396][ T6808] get_compat_msghdr+0x10c/0x280 [ 399.652485][ T6808] ___sys_recvmsg+0x289/0xb40 [ 399.657217][ T6808] do_recvmmsg+0x7c9/0x1200 [ 399.661899][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 399.666633][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.673220][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 399.678297][ T6808] do_fast_syscall_32+0x33/0x70 [ 399.683391][ T6808] do_SYSENTER_32+0x1b/0x20 [ 399.687940][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.694519][ T6808] [ 399.696855][ T6808] Uninit was stored to memory at: [ 399.702114][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 399.707368][ T6808] get_compat_msghdr+0x10c/0x280 [ 399.712554][ T6808] ___sys_recvmsg+0x289/0xb40 [ 399.717289][ T6808] do_recvmmsg+0x7c9/0x1200 [ 399.722024][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 399.726756][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.733330][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 399.738408][ T6808] do_fast_syscall_32+0x33/0x70 [ 399.743493][ T6808] do_SYSENTER_32+0x1b/0x20 [ 399.748043][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.754616][ T6808] [ 399.756956][ T6808] Uninit was stored to memory at: [ 399.762206][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 399.767369][ T6808] get_compat_msghdr+0x10c/0x280 [ 399.772527][ T6808] ___sys_recvmsg+0x289/0xb40 [ 399.777257][ T6808] do_recvmmsg+0x7c9/0x1200 [ 399.781991][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 399.786724][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.793303][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 399.798378][ T6808] do_fast_syscall_32+0x33/0x70 [ 399.803448][ T6808] do_SYSENTER_32+0x1b/0x20 [ 399.807996][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.814572][ T6808] [ 399.816915][ T6808] Uninit was stored to memory at: [ 399.822195][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 399.829245][ T6808] get_compat_msghdr+0x10c/0x280 [ 399.834438][ T6808] ___sys_recvmsg+0x289/0xb40 [ 399.839173][ T6808] do_recvmmsg+0x7c9/0x1200 [ 399.843919][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 399.849161][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.855757][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 399.860837][ T6808] do_fast_syscall_32+0x33/0x70 [ 399.865923][ T6808] do_SYSENTER_32+0x1b/0x20 [ 399.870474][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.877062][ T6808] [ 399.879403][ T6808] Uninit was stored to memory at: [ 399.884682][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 399.889841][ T6808] get_compat_msghdr+0x10c/0x280 [ 399.895025][ T6808] ___sys_recvmsg+0x289/0xb40 [ 399.899754][ T6808] do_recvmmsg+0x7c9/0x1200 [ 399.904431][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 399.909163][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 399.915672][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 399.920743][ T6808] do_fast_syscall_32+0x33/0x70 [ 399.924682][ T6802] not chained 990000 origins [ 399.925746][ T6808] do_SYSENTER_32+0x1b/0x20 [ 399.930243][ T6802] CPU: 1 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 399.934903][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 399.944772][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.944800][ T6802] Call Trace: [ 399.944817][ T6802] [ 399.944833][ T6802] dump_stack_lvl+0x200/0x28c [ 399.944898][ T6802] dump_stack+0x29/0x2c [ 399.951190][ T6808] [ 399.951199][ T6808] Uninit was stored to memory at: [ 399.951275][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 399.961326][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 399.961393][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 399.961457][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 399.964810][ T6808] get_compat_msghdr+0x10c/0x280 [ 399.967652][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 399.972394][ T6808] ___sys_recvmsg+0x289/0xb40 [ 399.976454][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 399.978760][ T6808] do_recvmmsg+0x7c9/0x1200 [ 399.983770][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 399.983834][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 399.988961][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 399.994675][ T6802] ? should_fail+0x79/0x9c0 [ 399.994723][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 399.994784][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 400.000829][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.005930][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 400.005999][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 400.010947][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 400.016753][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 400.016821][ T6802] __msan_chain_origin+0xbd/0x140 [ 400.021509][ T6808] do_fast_syscall_32+0x33/0x70 [ 400.027040][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.027128][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.031634][ T6808] do_SYSENTER_32+0x1b/0x20 [ 400.036739][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 400.036805][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.042708][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.047317][ T6802] ? __schedule+0x176c/0x21c0 [ 400.051892][ T6808] [ 400.056894][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 400.063207][ T6808] Uninit was stored to memory at: [ 400.069420][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 400.075654][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 400.080631][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 400.085742][ T6808] get_compat_msghdr+0x10c/0x280 [ 400.091428][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 400.096534][ T6808] ___sys_recvmsg+0x289/0xb40 [ 400.101277][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.106465][ T6808] do_recvmmsg+0x7c9/0x1200 [ 400.111292][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 400.115873][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 400.120484][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 400.125251][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.131475][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 400.136254][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 400.138471][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.143661][ T6808] do_fast_syscall_32+0x33/0x70 [ 400.148922][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.154804][ T6808] do_SYSENTER_32+0x1b/0x20 [ 400.159818][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.164996][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.169827][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.175706][ T6808] [ 400.180268][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.184847][ T6808] Local variable msg_sys created at: [ 400.189237][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.194350][ T6808] do_recvmmsg+0xc9/0x1200 [ 400.198993][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.204184][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 400.210399][ T6802] RIP: 0023:0xf7f77549 [ 400.294556][ T6802] 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 [ 400.314212][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 400.322674][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 400.330684][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 400.338680][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 400.346689][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 400.354693][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 400.362803][ T6802] [ 400.370011][ T6802] Uninit was stored to memory at: [ 400.375675][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.380840][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.385935][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.390664][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.395313][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.400048][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.406525][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.411598][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.416582][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.421129][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.427637][ T6802] [ 400.429992][ T6802] Uninit was stored to memory at: [ 400.435185][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.440347][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.445429][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.450166][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.454826][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.459554][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.466047][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.471115][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.476106][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.480653][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.487123][ T6802] [ 400.489457][ T6802] Uninit was stored to memory at: [ 400.494665][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.499849][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.505029][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.509786][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.514436][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.519162][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.525654][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.530724][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.535717][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.540275][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.546754][ T6802] [ 400.549110][ T6802] Uninit was stored to memory at: [ 400.554299][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.559469][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.564569][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.569303][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.573946][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.578677][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.585179][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.590252][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.595248][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.599803][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.606353][ T6802] [ 400.608686][ T6802] Uninit was stored to memory at: [ 400.613946][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.619108][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.624267][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.628995][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.633711][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.638459][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.645000][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.650329][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.655385][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.659931][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.666549][ T6802] [ 400.668881][ T6802] Uninit was stored to memory at: [ 400.674124][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.679286][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.684428][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.689161][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.693856][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.698608][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.705166][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.710240][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.715293][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.719870][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.726406][ T6802] [ 400.728738][ T6802] Uninit was stored to memory at: [ 400.733979][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 400.739136][ T6802] get_compat_msghdr+0x10c/0x280 [ 400.744221][ T6802] ___sys_recvmsg+0x289/0xb40 [ 400.748948][ T6802] do_recvmmsg+0x7c9/0x1200 [ 400.753644][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.758375][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 400.764923][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 400.769998][ T6802] do_fast_syscall_32+0x33/0x70 [ 400.775052][ T6802] do_SYSENTER_32+0x1b/0x20 [ 400.779603][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 400.786135][ T6802] [ 400.788475][ T6802] Local variable msg_sys created at: [ 400.793908][ T6802] do_recvmmsg+0xc9/0x1200 [ 400.798378][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 400.927864][ T6808] not chained 1000000 origins [ 400.932693][ T6808] CPU: 1 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 400.942805][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.952892][ T6808] Call Trace: [ 400.956187][ T6808] [ 400.959126][ T6808] dump_stack_lvl+0x200/0x28c [ 400.963861][ T6808] dump_stack+0x29/0x2c [ 400.968066][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 400.973848][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 400.979972][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 400.985147][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 400.991015][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 400.996618][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 401.001788][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.007653][ T6808] ? should_fail+0x79/0x9c0 [ 401.012205][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 401.017368][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 401.023671][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 401.029808][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 401.034974][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.040840][ T6808] __msan_chain_origin+0xbd/0x140 [ 401.045921][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.051107][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.056109][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 401.060845][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.065757][ T6808] ? __schedule+0x176c/0x21c0 [ 401.070490][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 401.075664][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.081537][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 401.086705][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.092571][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.097129][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 401.102222][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 401.107392][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 401.112204][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.118769][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.123523][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.129927][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.134997][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.139898][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.144448][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.150918][ T6808] RIP: 0023:0xf7f7d549 [ 401.155011][ T6808] 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 [ 401.174658][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 401.183110][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 401.191107][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 401.199095][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 401.207083][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 401.215073][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 401.223081][ T6808] [ 401.230315][ T6808] Uninit was stored to memory at: [ 401.236182][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.241358][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.246455][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.251191][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.255855][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.260583][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.267077][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.272250][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.277151][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.281696][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.288231][ T6808] [ 401.290566][ T6808] Uninit was stored to memory at: [ 401.295763][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.300929][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.306000][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.310726][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.315384][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.320111][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.326601][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.331671][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.336665][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.341218][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.347702][ T6808] [ 401.350035][ T6808] Uninit was stored to memory at: [ 401.355216][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.360377][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.365451][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.370179][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.374825][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.379554][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.386038][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.391115][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.396199][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.400752][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.407367][ T6808] [ 401.409709][ T6808] Uninit was stored to memory at: [ 401.414978][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.420147][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.425327][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.430058][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.434784][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.439516][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.446499][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.451579][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.456643][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.461191][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.467750][ T6808] [ 401.470110][ T6808] Uninit was stored to memory at: [ 401.475306][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.480466][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.485622][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.490352][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.494997][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.499729][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.506215][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.511289][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.516305][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.520850][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.527611][ T6808] [ 401.529945][ T6808] Uninit was stored to memory at: [ 401.535136][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.540292][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.545677][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.550405][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.555047][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.559784][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.566264][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.571466][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.576465][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.581019][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.587499][ T6808] [ 401.589836][ T6808] Uninit was stored to memory at: [ 401.595093][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 401.600261][ T6808] get_compat_msghdr+0x10c/0x280 [ 401.605411][ T6808] ___sys_recvmsg+0x289/0xb40 [ 401.610148][ T6808] do_recvmmsg+0x7c9/0x1200 [ 401.614870][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.619602][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.626157][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 401.631234][ T6808] do_fast_syscall_32+0x33/0x70 [ 401.636294][ T6808] do_SYSENTER_32+0x1b/0x20 [ 401.640842][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.647391][ T6808] [ 401.649725][ T6808] Local variable msg_sys created at: [ 401.655178][ T6808] do_recvmmsg+0xc9/0x1200 [ 401.659647][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 401.714218][ T6795] not chained 1010000 origins [ 401.718939][ T6795] CPU: 1 PID: 6795 Comm: syz-executor.1 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 401.729045][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.739132][ T6795] Call Trace: [ 401.742439][ T6795] [ 401.745382][ T6795] dump_stack_lvl+0x200/0x28c [ 401.750117][ T6795] dump_stack+0x29/0x2c [ 401.754321][ T6795] kmsan_internal_chain_origin+0x78/0x120 [ 401.760096][ T6795] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 401.766222][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 401.771391][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.777264][ T6795] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 401.782868][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 401.788028][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.793898][ T6795] ? should_fail+0x79/0x9c0 [ 401.798440][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 401.803600][ T6795] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 401.809899][ T6795] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 401.816026][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 401.821199][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.827062][ T6795] __msan_chain_origin+0xbd/0x140 [ 401.832150][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 401.837334][ T6795] get_compat_msghdr+0x10c/0x280 [ 401.842330][ T6795] ? do_recvmmsg+0x7c9/0x1200 [ 401.847067][ T6795] ___sys_recvmsg+0x289/0xb40 [ 401.851833][ T6795] ? __schedule+0x176c/0x21c0 [ 401.856566][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 401.861733][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.867600][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 401.872768][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 401.878664][ T6795] do_recvmmsg+0x7c9/0x1200 [ 401.883220][ T6795] ? filter_irq_stacks+0xb9/0x230 [ 401.888313][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 401.893482][ T6795] ? __sys_recvmmsg+0xb9/0x6f0 [ 401.898295][ T6795] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.904863][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 401.909609][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 401.916012][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 401.921091][ T6795] do_fast_syscall_32+0x33/0x70 [ 401.925994][ T6795] do_SYSENTER_32+0x1b/0x20 [ 401.930545][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 401.936938][ T6795] RIP: 0023:0xf7ffc549 [ 401.941032][ T6795] 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 [ 401.960680][ T6795] RSP: 002b:00000000f7fd65cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 401.969137][ T6795] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 401.977154][ T6795] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 401.985165][ T6795] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 401.993168][ T6795] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 402.001168][ T6795] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 402.009189][ T6795] [ 402.016117][ T6795] Uninit was stored to memory at: [ 402.021234][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.027136][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.032243][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.036981][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.041530][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.046359][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.052845][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.057922][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.062972][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.067526][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.074065][ T6795] [ 402.076405][ T6795] Uninit was stored to memory at: [ 402.081504][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.086824][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.091941][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.096671][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.101222][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.106114][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.112609][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.117681][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.122728][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.127280][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.133817][ T6795] [ 402.136152][ T6795] Uninit was stored to memory at: [ 402.141240][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.146489][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.151475][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.156317][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.160874][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.165698][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.172178][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.177250][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.182249][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.186793][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.193253][ T6795] [ 402.195582][ T6795] Uninit was stored to memory at: [ 402.200675][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.205996][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.210993][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.215961][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.220519][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.225410][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.231885][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.236962][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.242034][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.246594][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.253133][ T6795] [ 402.255469][ T6795] Uninit was stored to memory at: [ 402.260562][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.265885][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.270873][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.275758][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.280320][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.285225][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.291616][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.296856][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.301833][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.306382][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.312910][ T6795] [ 402.315246][ T6795] Uninit was stored to memory at: [ 402.320335][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.325659][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.330654][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.335561][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.340118][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.344989][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.351373][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.356552][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.361458][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.366181][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.372654][ T6795] [ 402.374992][ T6795] Uninit was stored to memory at: [ 402.380082][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.385404][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.390394][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.395216][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.399772][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.404594][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.410984][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.416160][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.421065][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.425716][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.432187][ T6795] [ 402.434559][ T6795] Local variable msg_sys created at: [ 402.439851][ T6795] do_recvmmsg+0xc9/0x1200 [ 402.444409][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.720416][ T6795] not chained 1020000 origins [ 402.725328][ T6795] CPU: 0 PID: 6795 Comm: syz-executor.1 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 402.735440][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.745525][ T6795] Call Trace: [ 402.748817][ T6795] [ 402.751759][ T6795] dump_stack_lvl+0x200/0x28c [ 402.756494][ T6795] dump_stack+0x29/0x2c [ 402.760688][ T6795] kmsan_internal_chain_origin+0x78/0x120 [ 402.766464][ T6795] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 402.772590][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 402.777762][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 402.783630][ T6795] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 402.789245][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 402.794414][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 402.800282][ T6795] ? should_fail+0x79/0x9c0 [ 402.804824][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 402.809983][ T6795] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 402.816311][ T6795] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 402.822446][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 402.827613][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 402.833477][ T6795] __msan_chain_origin+0xbd/0x140 [ 402.838546][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 402.843738][ T6795] get_compat_msghdr+0x10c/0x280 [ 402.848723][ T6795] ? do_recvmmsg+0x7c9/0x1200 [ 402.853447][ T6795] ___sys_recvmsg+0x289/0xb40 [ 402.858177][ T6795] ? __schedule+0x176c/0x21c0 [ 402.862907][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 402.868062][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 402.873916][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 402.879070][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 402.884928][ T6795] do_recvmmsg+0x7c9/0x1200 [ 402.889479][ T6795] ? filter_irq_stacks+0xb9/0x230 [ 402.894563][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 402.899731][ T6795] ? __sys_recvmmsg+0xb9/0x6f0 [ 402.904538][ T6795] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.911100][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 402.915834][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 402.922224][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 402.927291][ T6795] do_fast_syscall_32+0x33/0x70 [ 402.932186][ T6795] do_SYSENTER_32+0x1b/0x20 [ 402.936727][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 402.943096][ T6795] RIP: 0023:0xf7ffc549 [ 402.947180][ T6795] 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 [ 402.966821][ T6795] RSP: 002b:00000000f7fd65cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 402.975270][ T6795] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 402.983268][ T6795] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 402.991262][ T6795] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 402.999252][ T6795] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 403.007244][ T6795] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 403.015250][ T6795] [ 403.020650][ T6795] Uninit was stored to memory at: [ 403.026113][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 403.031274][ T6795] get_compat_msghdr+0x10c/0x280 [ 403.036382][ T6795] ___sys_recvmsg+0x289/0xb40 [ 403.041137][ T6795] do_recvmmsg+0x7c9/0x1200 [ 403.045810][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.050539][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 403.057051][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 403.062231][ T6795] do_fast_syscall_32+0x33/0x70 [ 403.067128][ T6795] do_SYSENTER_32+0x1b/0x20 [ 403.071668][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 403.078154][ T6795] [ 403.080487][ T6795] Uninit was stored to memory at: [ 403.085709][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 403.090865][ T6795] get_compat_msghdr+0x10c/0x280 [ 403.095967][ T6795] ___sys_recvmsg+0x289/0xb40 [ 403.100695][ T6795] do_recvmmsg+0x7c9/0x1200 [ 403.105357][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.110102][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 403.116605][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 403.121688][ T6795] do_fast_syscall_32+0x33/0x70 [ 403.126732][ T6795] do_SYSENTER_32+0x1b/0x20 [ 403.131281][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 403.137784][ T6795] [ 403.140118][ T6795] Uninit was stored to memory at: [ 403.145348][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 403.150514][ T6795] get_compat_msghdr+0x10c/0x280 [ 403.155622][ T6795] ___sys_recvmsg+0x289/0xb40 [ 403.160360][ T6795] do_recvmmsg+0x7c9/0x1200 [ 403.165042][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.169787][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 403.176319][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 403.181410][ T6795] do_fast_syscall_32+0x33/0x70 [ 403.186434][ T6795] do_SYSENTER_32+0x1b/0x20 [ 403.190979][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 403.197555][ T6795] [ 403.199884][ T6795] Uninit was stored to memory at: [ 403.205078][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 403.210251][ T6795] get_compat_msghdr+0x10c/0x280 [ 403.215357][ T6795] ___sys_recvmsg+0x289/0xb40 [ 403.220089][ T6795] do_recvmmsg+0x7c9/0x1200 [ 403.224756][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.229477][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 403.235981][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 403.241050][ T6795] do_fast_syscall_32+0x33/0x70 [ 403.246057][ T6795] do_SYSENTER_32+0x1b/0x20 [ 403.250615][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 403.257192][ T6795] [ 403.259526][ T6795] Uninit was stored to memory at: [ 403.264741][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 403.269897][ T6795] get_compat_msghdr+0x10c/0x280 [ 403.274996][ T6795] ___sys_recvmsg+0x289/0xb40 [ 403.279744][ T6795] do_recvmmsg+0x7c9/0x1200 [ 403.284418][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.289170][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 403.295671][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 403.300828][ T6795] do_fast_syscall_32+0x33/0x70 [ 403.305846][ T6795] do_SYSENTER_32+0x1b/0x20 [ 403.310393][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 403.316890][ T6795] [ 403.319223][ T6795] Uninit was stored to memory at: [ 403.324527][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 403.329690][ T6795] get_compat_msghdr+0x10c/0x280 [ 403.334803][ T6795] ___sys_recvmsg+0x289/0xb40 [ 403.339534][ T6795] do_recvmmsg+0x7c9/0x1200 [ 403.344297][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.349025][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 403.355527][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 403.360600][ T6795] do_fast_syscall_32+0x33/0x70 [ 403.365627][ T6795] do_SYSENTER_32+0x1b/0x20 [ 403.370174][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 403.376666][ T6795] [ 403.378996][ T6795] Uninit was stored to memory at: [ 403.384195][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 403.389347][ T6795] get_compat_msghdr+0x10c/0x280 [ 403.394447][ T6795] ___sys_recvmsg+0x289/0xb40 [ 403.399173][ T6795] do_recvmmsg+0x7c9/0x1200 [ 403.403849][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.408578][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 403.415076][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 403.420168][ T6795] do_fast_syscall_32+0x33/0x70 [ 403.425193][ T6795] do_SYSENTER_32+0x1b/0x20 [ 403.429741][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 403.436231][ T6795] [ 403.438567][ T6795] Local variable msg_sys created at: [ 403.443979][ T6795] do_recvmmsg+0xc9/0x1200 [ 403.448445][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 403.535165][ T6825] netlink: 'syz-executor.4': attribute type 22 has an invalid length. 23:18:01 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 403.831686][ T6802] not chained 1030000 origins [ 403.837117][ T6802] CPU: 1 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 403.847247][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.857336][ T6802] Call Trace: [ 403.860635][ T6802] [ 403.863580][ T6802] dump_stack_lvl+0x200/0x28c [ 403.868314][ T6802] dump_stack+0x29/0x2c [ 403.872519][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 403.878303][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 403.884432][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 403.889608][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 403.895488][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 403.901093][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 403.906270][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 403.912154][ T6802] ? should_fail+0x79/0x9c0 [ 403.916697][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 403.921860][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 403.928193][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 403.934321][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 403.939492][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 403.945365][ T6802] __msan_chain_origin+0xbd/0x140 [ 403.950442][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 403.955624][ T6802] get_compat_msghdr+0x10c/0x280 [ 403.960613][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 403.965342][ T6802] ___sys_recvmsg+0x289/0xb40 [ 403.970074][ T6802] ? __schedule+0x176c/0x21c0 [ 403.974819][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 403.979979][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 403.985849][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 403.991011][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 403.996868][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.001420][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 404.006506][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 404.011674][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 404.016492][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.023058][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.027802][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.034193][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 404.039266][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.044371][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.048925][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.055301][ T6802] RIP: 0023:0xf7f77549 [ 404.059390][ T6802] 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 [ 404.079040][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 404.087494][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 404.095492][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 404.103484][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 404.111475][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 404.119554][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 404.127558][ T6802] [ 404.135849][ T6802] Uninit was stored to memory at: [ 404.140964][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 404.146788][ T6802] get_compat_msghdr+0x10c/0x280 [ 404.151914][ T6802] ___sys_recvmsg+0x289/0xb40 [ 404.156649][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.161201][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.166030][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.172515][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 404.177587][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.182574][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.187123][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.193593][ T6802] [ 404.195924][ T6802] Uninit was stored to memory at: [ 404.201010][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 404.206267][ T6802] get_compat_msghdr+0x10c/0x280 [ 404.211299][ T6802] ___sys_recvmsg+0x289/0xb40 [ 404.216119][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.220702][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.225529][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.232013][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 404.237107][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.242094][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.246640][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.253123][ T6802] [ 404.255459][ T6802] Uninit was stored to memory at: [ 404.260552][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 404.265823][ T6802] get_compat_msghdr+0x10c/0x280 [ 404.270859][ T6802] ___sys_recvmsg+0x289/0xb40 [ 404.275724][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.280290][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.285115][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.291519][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 404.296715][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.301616][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.306258][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.312835][ T6802] [ 404.315171][ T6802] Uninit was stored to memory at: [ 404.320264][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 404.325604][ T6802] get_compat_msghdr+0x10c/0x280 [ 404.330601][ T6802] ___sys_recvmsg+0x289/0xb40 [ 404.335499][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.340055][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.344986][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.351385][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 404.356563][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.361459][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.366094][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.372626][ T6802] [ 404.375056][ T6802] Uninit was stored to memory at: [ 404.380143][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 404.385393][ T6802] get_compat_msghdr+0x10c/0x280 [ 404.390386][ T6802] ___sys_recvmsg+0x289/0xb40 [ 404.395211][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.399770][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.404596][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.411008][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 404.416184][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.421080][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.425729][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.432197][ T6802] [ 404.434529][ T6802] Uninit was stored to memory at: [ 404.439620][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 404.444876][ T6802] get_compat_msghdr+0x10c/0x280 [ 404.449862][ T6802] ___sys_recvmsg+0x289/0xb40 [ 404.454688][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.459240][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.464067][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.470459][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 404.475660][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.480566][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.485231][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.491616][ T6802] [ 404.494049][ T6802] Uninit was stored to memory at: [ 404.499139][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 404.504408][ T6802] get_compat_msghdr+0x10c/0x280 [ 404.509393][ T6802] ___sys_recvmsg+0x289/0xb40 [ 404.514219][ T6802] do_recvmmsg+0x7c9/0x1200 [ 404.518792][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.523603][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 404.530078][ T6802] __do_fast_syscall_32+0x95/0xf0 23:18:02 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 404.535258][ T6802] do_fast_syscall_32+0x33/0x70 [ 404.540157][ T6802] do_SYSENTER_32+0x1b/0x20 [ 404.544837][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 404.551219][ T6802] [ 404.553650][ T6802] Local variable msg_sys created at: [ 404.558941][ T6802] do_recvmmsg+0xc9/0x1200 [ 404.563576][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 404.663571][ T6835] netlink: 'syz-executor.5': attribute type 22 has an invalid length. [ 404.862994][ T6808] not chained 1040000 origins [ 404.867724][ T6808] CPU: 1 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 404.877834][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.887948][ T6808] Call Trace: [ 404.891250][ T6808] [ 404.894201][ T6808] dump_stack_lvl+0x200/0x28c [ 404.898940][ T6808] dump_stack+0x29/0x2c [ 404.903140][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 404.908926][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 404.915055][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 404.920235][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 404.926118][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 404.931728][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 404.936907][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 404.942775][ T6808] ? should_fail+0x79/0x9c0 [ 404.947317][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 404.952485][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 404.958786][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 404.964918][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 404.970087][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 404.975983][ T6808] __msan_chain_origin+0xbd/0x140 [ 404.981081][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 404.986270][ T6808] get_compat_msghdr+0x10c/0x280 [ 404.991266][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 404.996005][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.000752][ T6808] ? __schedule+0x176c/0x21c0 [ 405.005495][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 405.010668][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 405.016535][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 405.021699][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 405.027574][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.032141][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 405.037243][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 405.042418][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 405.047236][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.053802][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.058548][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.064950][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.070034][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.074932][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.079482][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.085867][ T6808] RIP: 0023:0xf7f7d549 [ 405.089956][ T6808] 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 [ 405.109608][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 405.118063][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 405.126065][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 405.134063][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 405.142061][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 405.150065][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 405.158085][ T6808] [ 405.167040][ T6808] Uninit was stored to memory at: [ 405.173889][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 405.179054][ T6808] get_compat_msghdr+0x10c/0x280 [ 405.184147][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.188883][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.193535][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.198264][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.204761][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.209842][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.214858][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.219401][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.225887][ T6808] [ 405.228222][ T6808] Uninit was stored to memory at: [ 405.233415][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 405.238576][ T6808] get_compat_msghdr+0x10c/0x280 [ 405.243661][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.248395][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.253049][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.257797][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.264273][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.269344][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.274331][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.278878][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.285357][ T6808] [ 405.287692][ T6808] Uninit was stored to memory at: [ 405.292872][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 405.298060][ T6808] get_compat_msghdr+0x10c/0x280 [ 405.303143][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.307875][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.312520][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.317243][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.323731][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.328802][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.333814][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.338369][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.344841][ T6808] [ 405.347176][ T6808] Uninit was stored to memory at: [ 405.352363][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 405.357522][ T6808] get_compat_msghdr+0x10c/0x280 [ 405.362603][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.367340][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.371989][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.376722][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.383201][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.388274][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.393345][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.397894][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.404363][ T6808] [ 405.406697][ T6808] Uninit was stored to memory at: [ 405.411894][ T6808] __get_compat_msghdr+0x6ea/0x9e0 23:18:03 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 405.417057][ T6808] get_compat_msghdr+0x10c/0x280 [ 405.422128][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.426860][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.431412][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.436237][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.442722][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.447794][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.452841][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.457391][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.463910][ T6808] [ 405.466250][ T6808] Uninit was stored to memory at: [ 405.471340][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 405.476671][ T6808] get_compat_msghdr+0x10c/0x280 [ 405.481673][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.486573][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.491126][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.496021][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.502506][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.507577][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.512640][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.517215][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.523757][ T6808] [ 405.526084][ T6808] Uninit was stored to memory at: [ 405.531174][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 405.536488][ T6808] get_compat_msghdr+0x10c/0x280 [ 405.541486][ T6808] ___sys_recvmsg+0x289/0xb40 [ 405.546388][ T6808] do_recvmmsg+0x7c9/0x1200 [ 405.551076][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.555982][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.562503][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 405.567584][ T6808] do_fast_syscall_32+0x33/0x70 [ 405.572653][ T6808] do_SYSENTER_32+0x1b/0x20 [ 405.577206][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.583772][ T6808] [ 405.586127][ T6808] Local variable msg_sys created at: [ 405.591426][ T6808] do_recvmmsg+0xc9/0x1200 [ 405.596072][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 405.660004][ T6824] not chained 1050000 origins [ 405.665016][ T6824] CPU: 1 PID: 6824 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 405.675130][ T6824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.685215][ T6824] Call Trace: [ 405.688505][ T6824] [ 405.691450][ T6824] dump_stack_lvl+0x200/0x28c [ 405.696175][ T6824] dump_stack+0x29/0x2c [ 405.700366][ T6824] kmsan_internal_chain_origin+0x78/0x120 [ 405.706138][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 405.712255][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 405.717413][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 405.723275][ T6824] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 405.728871][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 405.734028][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 405.739889][ T6824] ? should_fail+0x79/0x9c0 [ 405.744424][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 405.749580][ T6824] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 405.755872][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 405.761989][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 405.767165][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 405.773021][ T6824] __msan_chain_origin+0xbd/0x140 [ 405.778097][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 405.783279][ T6824] get_compat_msghdr+0x10c/0x280 [ 405.788270][ T6824] ? do_recvmmsg+0x7c9/0x1200 [ 405.793001][ T6824] ___sys_recvmsg+0x289/0xb40 [ 405.797735][ T6824] ? __schedule+0x176c/0x21c0 [ 405.802461][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 405.807636][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 405.813495][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 405.818652][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 405.824518][ T6824] do_recvmmsg+0x7c9/0x1200 [ 405.829068][ T6824] ? filter_irq_stacks+0xb9/0x230 [ 405.834161][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 405.839355][ T6824] ? __sys_recvmmsg+0xb9/0x6f0 [ 405.844177][ T6824] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.850754][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 405.855508][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.861903][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 405.866976][ T6824] do_fast_syscall_32+0x33/0x70 [ 405.871868][ T6824] do_SYSENTER_32+0x1b/0x20 [ 405.876456][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 405.882835][ T6824] RIP: 0023:0xf7f7a549 [ 405.886923][ T6824] 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 [ 405.906574][ T6824] RSP: 002b:00000000f7f125cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 405.915032][ T6824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 405.923037][ T6824] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 405.931030][ T6824] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 405.939023][ T6824] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 405.947021][ T6824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 405.955114][ T6824] [ 405.962634][ T6824] Uninit was stored to memory at: [ 405.967756][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 405.973625][ T6824] get_compat_msghdr+0x10c/0x280 [ 405.978668][ T6824] ___sys_recvmsg+0x289/0xb40 [ 405.983500][ T6824] do_recvmmsg+0x7c9/0x1200 [ 405.988058][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 405.992876][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 405.999364][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 406.004554][ T6824] do_fast_syscall_32+0x33/0x70 [ 406.009468][ T6824] do_SYSENTER_32+0x1b/0x20 [ 406.014120][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.020508][ T6824] [ 406.023008][ T6824] Uninit was stored to memory at: [ 406.028104][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 406.033411][ T6824] get_compat_msghdr+0x10c/0x280 [ 406.038408][ T6824] ___sys_recvmsg+0x289/0xb40 [ 406.043332][ T6824] do_recvmmsg+0x7c9/0x1200 [ 406.047892][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 406.052778][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.059172][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 406.064431][ T6824] do_fast_syscall_32+0x33/0x70 [ 406.069344][ T6824] do_SYSENTER_32+0x1b/0x20 [ 406.074042][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.080431][ T6824] [ 406.082947][ T6824] Uninit was stored to memory at: [ 406.088039][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 406.093340][ T6824] get_compat_msghdr+0x10c/0x280 [ 406.098328][ T6824] ___sys_recvmsg+0x289/0xb40 [ 406.103205][ T6824] do_recvmmsg+0x7c9/0x1200 [ 406.107764][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 406.112656][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.119079][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 406.124306][ T6824] do_fast_syscall_32+0x33/0x70 [ 406.129204][ T6824] do_SYSENTER_32+0x1b/0x20 [ 406.133957][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.140346][ T6824] [ 406.142841][ T6824] Uninit was stored to memory at: [ 406.147934][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 406.153333][ T6824] get_compat_msghdr+0x10c/0x280 [ 406.158323][ T6824] ___sys_recvmsg+0x289/0xb40 [ 406.163224][ T6824] do_recvmmsg+0x7c9/0x1200 [ 406.167780][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 406.172687][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.179076][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 406.184305][ T6824] do_fast_syscall_32+0x33/0x70 [ 406.189204][ T6824] do_SYSENTER_32+0x1b/0x20 [ 406.193909][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.200385][ T6824] [ 406.202868][ T6824] Uninit was stored to memory at: [ 406.207961][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 406.213346][ T6824] get_compat_msghdr+0x10c/0x280 [ 406.218337][ T6824] ___sys_recvmsg+0x289/0xb40 [ 406.223231][ T6824] do_recvmmsg+0x7c9/0x1200 [ 406.227787][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 406.232688][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.239079][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 406.244268][ T6824] do_fast_syscall_32+0x33/0x70 [ 406.249191][ T6824] do_SYSENTER_32+0x1b/0x20 [ 406.253896][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.260277][ T6824] [ 406.262759][ T6824] Uninit was stored to memory at: [ 406.267854][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 406.273182][ T6824] get_compat_msghdr+0x10c/0x280 [ 406.278174][ T6824] ___sys_recvmsg+0x289/0xb40 [ 406.283040][ T6824] do_recvmmsg+0x7c9/0x1200 [ 406.287689][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 406.292570][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.298959][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 406.304197][ T6824] do_fast_syscall_32+0x33/0x70 [ 406.309095][ T6824] do_SYSENTER_32+0x1b/0x20 [ 406.313798][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.320179][ T6824] [ 406.322661][ T6824] Uninit was stored to memory at: [ 406.327762][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 406.333081][ T6824] get_compat_msghdr+0x10c/0x280 [ 406.338083][ T6824] ___sys_recvmsg+0x289/0xb40 [ 406.342974][ T6824] do_recvmmsg+0x7c9/0x1200 [ 406.347551][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 406.352427][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.358812][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 406.364036][ T6824] do_fast_syscall_32+0x33/0x70 [ 406.368932][ T6824] do_SYSENTER_32+0x1b/0x20 [ 406.373642][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.380024][ T6824] [ 406.382568][ T6824] Local variable msg_sys created at: [ 406.387868][ T6824] do_recvmmsg+0xc9/0x1200 [ 406.392495][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 406.469555][ T6808] not chained 1060000 origins [ 406.475149][ T6808] CPU: 0 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 406.485270][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.495354][ T6808] Call Trace: [ 406.498656][ T6808] [ 406.501606][ T6808] dump_stack_lvl+0x200/0x28c [ 406.506340][ T6808] dump_stack+0x29/0x2c [ 406.510535][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 406.516307][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 406.522424][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 406.527584][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 406.533459][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 406.539143][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 406.544333][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 406.550201][ T6808] ? should_fail+0x79/0x9c0 [ 406.554738][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 406.559897][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 406.566196][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 406.572323][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 406.577495][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 406.583368][ T6808] __msan_chain_origin+0xbd/0x140 [ 406.588446][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 406.593627][ T6808] get_compat_msghdr+0x10c/0x280 [ 406.598620][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 406.603356][ T6808] ___sys_recvmsg+0x289/0xb40 [ 406.608100][ T6808] ? __schedule+0x176c/0x21c0 [ 406.612832][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 406.617993][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 406.623935][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 406.629094][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 406.634957][ T6808] do_recvmmsg+0x7c9/0x1200 [ 406.639511][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 406.644598][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 406.649763][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 406.654571][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.661130][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 406.665867][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.672253][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 406.677323][ T6808] do_fast_syscall_32+0x33/0x70 [ 406.682220][ T6808] do_SYSENTER_32+0x1b/0x20 [ 406.686761][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.693134][ T6808] RIP: 0023:0xf7f7d549 [ 406.697221][ T6808] 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 [ 406.716863][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 406.725311][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 406.733307][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 406.741301][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 406.749290][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 406.757282][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 406.765287][ T6808] [ 406.773934][ T6808] Uninit was stored to memory at: [ 406.779052][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 406.785491][ T6808] get_compat_msghdr+0x10c/0x280 [ 406.790488][ T6808] ___sys_recvmsg+0x289/0xb40 [ 406.795336][ T6808] do_recvmmsg+0x7c9/0x1200 [ 406.799891][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 406.804772][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.811161][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 406.816356][ T6808] do_fast_syscall_32+0x33/0x70 [ 406.821268][ T6808] do_SYSENTER_32+0x1b/0x20 [ 406.825942][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.832414][ T6808] [ 406.834746][ T6808] Uninit was stored to memory at: [ 406.839922][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 406.845230][ T6808] get_compat_msghdr+0x10c/0x280 [ 406.850220][ T6808] ___sys_recvmsg+0x289/0xb40 [ 406.855069][ T6808] do_recvmmsg+0x7c9/0x1200 [ 406.859648][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 406.864496][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.870886][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 406.876085][ T6808] do_fast_syscall_32+0x33/0x70 [ 406.880992][ T6808] do_SYSENTER_32+0x1b/0x20 [ 406.885661][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.892146][ T6808] [ 406.894483][ T6808] Uninit was stored to memory at: [ 406.899672][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 406.904990][ T6808] get_compat_msghdr+0x10c/0x280 [ 406.909984][ T6808] ___sys_recvmsg+0x289/0xb40 [ 406.914844][ T6808] do_recvmmsg+0x7c9/0x1200 [ 406.919400][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 406.924243][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.930635][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 406.935844][ T6808] do_fast_syscall_32+0x33/0x70 [ 406.940743][ T6808] do_SYSENTER_32+0x1b/0x20 [ 406.945424][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 406.951898][ T6808] [ 406.954231][ T6808] Uninit was stored to memory at: [ 406.959321][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 406.964609][ T6808] get_compat_msghdr+0x10c/0x280 [ 406.969609][ T6808] ___sys_recvmsg+0x289/0xb40 [ 406.974464][ T6808] do_recvmmsg+0x7c9/0x1200 [ 406.979018][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 406.983868][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 406.990259][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 406.995526][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.000430][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.005096][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.011504][ T6808] [ 407.013958][ T6808] Uninit was stored to memory at: [ 407.019050][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.025300][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.030284][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.035134][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.039695][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.044537][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.050921][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.056209][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.061107][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.065770][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.072252][ T6808] [ 407.074582][ T6808] Uninit was stored to memory at: [ 407.079684][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.084967][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.089952][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.094809][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.099360][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.104219][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.110615][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.115816][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.120724][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.125396][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.131874][ T6808] [ 407.134209][ T6808] Uninit was stored to memory at: [ 407.139304][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.144597][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.149580][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.154425][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.158978][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.163814][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.170202][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.175396][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.180302][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.184995][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.191376][ T6808] [ 407.193823][ T6808] Local variable msg_sys created at: [ 407.199113][ T6808] do_recvmmsg+0xc9/0x1200 [ 407.203695][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.233489][ T6808] not chained 1070000 origins [ 407.238205][ T6808] CPU: 0 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 407.248312][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.258397][ T6808] Call Trace: [ 407.261694][ T6808] [ 407.264641][ T6808] dump_stack_lvl+0x200/0x28c [ 407.269375][ T6808] dump_stack+0x29/0x2c [ 407.273585][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 407.279362][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 407.285491][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 407.290663][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.296541][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 407.302140][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 407.307313][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.313229][ T6808] ? should_fail+0x79/0x9c0 [ 407.317801][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 407.322988][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 407.329291][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 407.335429][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 407.340597][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.346466][ T6808] __msan_chain_origin+0xbd/0x140 [ 407.351549][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.356734][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.361728][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 407.366467][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.371216][ T6808] ? __schedule+0x176c/0x21c0 [ 407.375955][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 407.381123][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.386994][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 407.392160][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.398035][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.402591][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 407.407686][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 407.412893][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 407.417716][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.424878][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.429647][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.436059][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.441141][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.446040][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.450590][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.456988][ T6808] RIP: 0023:0xf7f7d549 [ 407.461107][ T6808] 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 [ 407.481037][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 407.489500][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 407.497526][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 407.505528][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 407.513527][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 407.521519][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 407.529544][ T6808] [ 407.541954][ T6808] Uninit was stored to memory at: [ 407.547074][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.555703][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.560709][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.565578][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.570136][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.574986][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.581375][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.586574][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.591470][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.596143][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.602757][ T6808] [ 407.605100][ T6808] Uninit was stored to memory at: [ 407.610231][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.615530][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.620519][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.625389][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.629965][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.634814][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.641200][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.646395][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.651287][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.655950][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.662431][ T6808] [ 407.664762][ T6808] Uninit was stored to memory at: [ 407.669874][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.675164][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.680154][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.685006][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.689557][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.694413][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.700799][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.706089][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.710984][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.715714][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.722192][ T6808] [ 407.724524][ T6808] Uninit was stored to memory at: [ 407.729613][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.734962][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.739951][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.744864][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.749422][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.754336][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.760730][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.765985][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.770979][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.775719][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.781667][ T6802] not chained 1080000 origins [ 407.782178][ T6808] [ 407.782186][ T6808] Uninit was stored to memory at: [ 407.782260][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.782316][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.782370][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.782428][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.787104][ T6802] CPU: 1 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 407.789439][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.794448][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.794475][ T6802] Call Trace: [ 407.794491][ T6802] [ 407.794507][ T6802] dump_stack_lvl+0x200/0x28c [ 407.794567][ T6802] dump_stack+0x29/0x2c [ 407.799670][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.804591][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 407.804659][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 407.809356][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.813843][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 407.813908][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.824091][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.828657][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 407.838821][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.842002][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 407.842065][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.842135][ T6802] ? should_fail+0x79/0x9c0 [ 407.845056][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.849725][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 407.853967][ T6808] [ 407.860179][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 407.865997][ T6808] Uninit was stored to memory at: [ 407.871950][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 407.872020][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 407.877093][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.882126][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.882202][ T6802] __msan_chain_origin+0xbd/0x140 [ 407.888014][ T6808] get_compat_msghdr+0x10c/0x280 [ 407.892853][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 407.892933][ T6802] get_compat_msghdr+0x10c/0x280 [ 407.898475][ T6808] ___sys_recvmsg+0x289/0xb40 [ 407.902967][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 407.903032][ T6802] ___sys_recvmsg+0x289/0xb40 [ 407.908152][ T6808] do_recvmmsg+0x7c9/0x1200 [ 407.913956][ T6802] ? __schedule+0x176c/0x21c0 [ 407.914021][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 407.918530][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 407.924838][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.924907][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 407.930025][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.932348][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 407.932420][ T6802] do_recvmmsg+0x7c9/0x1200 [ 407.938648][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 407.943658][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 407.943736][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 407.949810][ T6808] do_fast_syscall_32+0x33/0x70 [ 407.954912][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 407.954973][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.960095][ T6808] do_SYSENTER_32+0x1b/0x20 [ 407.965889][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 407.965967][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 407.970991][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.975922][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 407.975983][ T6802] do_fast_syscall_32+0x33/0x70 [ 407.981101][ T6808] [ 407.981111][ T6808] Uninit was stored to memory at: [ 407.986023][ T6802] do_SYSENTER_32+0x1b/0x20 [ 407.986078][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 407.990834][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 407.995431][ T6802] RIP: 0023:0xf7f77549 [ 407.995465][ T6802] 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 [ 407.995512][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 408.000187][ T6808] get_compat_msghdr+0x10c/0x280 [ 408.004675][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 408.004709][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 408.004738][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 408.004768][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 408.009437][ T6808] ___sys_recvmsg+0x289/0xb40 [ 408.014541][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 408.014589][ T6802] [ 408.018534][ T6802] Uninit was stored to memory at: [ 408.019361][ T6808] do_recvmmsg+0x7c9/0x1200 [ 408.029535][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 408.030368][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 408.037161][ T6802] get_compat_msghdr+0x10c/0x280 [ 408.042672][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.047158][ T6802] ___sys_recvmsg+0x289/0xb40 [ 408.052271][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 408.057259][ T6802] do_recvmmsg+0x7c9/0x1200 [ 408.062456][ T6808] do_fast_syscall_32+0x33/0x70 [ 408.067272][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.072120][ T6808] do_SYSENTER_32+0x1b/0x20 [ 408.078586][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.083171][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.087815][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 408.094229][ T6808] [ 408.100535][ T6802] do_fast_syscall_32+0x33/0x70 [ 408.105662][ T6808] Local variable msg_sys created at: [ 408.110477][ T6802] do_SYSENTER_32+0x1b/0x20 [ 408.112886][ T6808] do_recvmmsg+0xc9/0x1200 [ 408.117889][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.122473][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 408.128778][ T6802] [ 408.331117][ T6802] Uninit was stored to memory at: [ 408.336316][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 408.341509][ T6802] get_compat_msghdr+0x10c/0x280 [ 408.346586][ T6802] ___sys_recvmsg+0x289/0xb40 [ 408.351317][ T6802] do_recvmmsg+0x7c9/0x1200 [ 408.355967][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.360707][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.367187][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 408.372346][ T6802] do_fast_syscall_32+0x33/0x70 [ 408.377267][ T6802] do_SYSENTER_32+0x1b/0x20 [ 408.381894][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.388275][ T6802] [ 408.390607][ T6802] Uninit was stored to memory at: [ 408.395858][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 408.401027][ T6802] get_compat_msghdr+0x10c/0x280 [ 408.406157][ T6802] ___sys_recvmsg+0x289/0xb40 [ 408.410897][ T6802] do_recvmmsg+0x7c9/0x1200 [ 408.415631][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.420364][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.426903][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 408.432068][ T6802] do_fast_syscall_32+0x33/0x70 [ 408.436969][ T6802] do_SYSENTER_32+0x1b/0x20 [ 408.441520][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.448057][ T6802] [ 408.450393][ T6802] Uninit was stored to memory at: [ 408.455645][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 408.460815][ T6802] get_compat_msghdr+0x10c/0x280 [ 408.465999][ T6802] ___sys_recvmsg+0x289/0xb40 [ 408.470737][ T6802] do_recvmmsg+0x7c9/0x1200 [ 408.475452][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.480187][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.486739][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 408.491902][ T6802] do_fast_syscall_32+0x33/0x70 [ 408.496891][ T6802] do_SYSENTER_32+0x1b/0x20 [ 408.501439][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.507976][ T6802] [ 408.510314][ T6802] Uninit was stored to memory at: [ 408.515564][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 408.520724][ T6802] get_compat_msghdr+0x10c/0x280 [ 408.525869][ T6802] ___sys_recvmsg+0x289/0xb40 [ 408.530601][ T6802] do_recvmmsg+0x7c9/0x1200 [ 408.535299][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.540033][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.546579][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 408.551653][ T6802] do_fast_syscall_32+0x33/0x70 [ 408.556853][ T6802] do_SYSENTER_32+0x1b/0x20 [ 408.561405][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.567945][ T6802] [ 408.570315][ T6802] Uninit was stored to memory at: [ 408.575563][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 408.580724][ T6802] get_compat_msghdr+0x10c/0x280 [ 408.585813][ T6802] ___sys_recvmsg+0x289/0xb40 [ 408.590549][ T6802] do_recvmmsg+0x7c9/0x1200 [ 408.595272][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.600090][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.606643][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 408.611840][ T6802] do_fast_syscall_32+0x33/0x70 [ 408.616740][ T6802] do_SYSENTER_32+0x1b/0x20 [ 408.621288][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.627841][ T6802] [ 408.630181][ T6802] Uninit was stored to memory at: [ 408.635446][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 408.640604][ T6802] get_compat_msghdr+0x10c/0x280 [ 408.645752][ T6802] ___sys_recvmsg+0x289/0xb40 [ 408.650518][ T6802] do_recvmmsg+0x7c9/0x1200 [ 408.655302][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.660033][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.666579][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 408.671653][ T6802] do_fast_syscall_32+0x33/0x70 [ 408.676732][ T6802] do_SYSENTER_32+0x1b/0x20 [ 408.681287][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.687825][ T6802] [ 408.690162][ T6802] Local variable msg_sys created at: [ 408.695627][ T6802] do_recvmmsg+0xc9/0x1200 [ 408.700101][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 408.757142][ T6795] not chained 1090000 origins [ 408.762303][ T6795] CPU: 0 PID: 6795 Comm: syz-executor.1 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 408.772423][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.782509][ T6795] Call Trace: [ 408.785814][ T6795] [ 408.788765][ T6795] dump_stack_lvl+0x200/0x28c [ 408.793499][ T6795] dump_stack+0x29/0x2c [ 408.797704][ T6795] kmsan_internal_chain_origin+0x78/0x120 [ 408.803480][ T6795] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 408.809607][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 408.814784][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 408.820655][ T6795] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 408.826265][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 408.831430][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 408.837303][ T6795] ? should_fail+0x79/0x9c0 [ 408.841846][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 408.847013][ T6795] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 408.853312][ T6795] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 408.859438][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 408.864602][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 408.870471][ T6795] __msan_chain_origin+0xbd/0x140 [ 408.875551][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 408.880736][ T6795] get_compat_msghdr+0x10c/0x280 [ 408.885733][ T6795] ? do_recvmmsg+0x7c9/0x1200 [ 408.890462][ T6795] ___sys_recvmsg+0x289/0xb40 [ 408.895198][ T6795] ? __schedule+0x176c/0x21c0 [ 408.899925][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 408.905089][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 408.910958][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 408.916210][ T6795] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 408.922074][ T6795] do_recvmmsg+0x7c9/0x1200 [ 408.926630][ T6795] ? filter_irq_stacks+0xb9/0x230 [ 408.931727][ T6795] ? kmsan_get_metadata+0x33/0x220 [ 408.936898][ T6795] ? __sys_recvmmsg+0xb9/0x6f0 [ 408.941711][ T6795] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.948303][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 408.953048][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 408.959446][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 408.964524][ T6795] do_fast_syscall_32+0x33/0x70 [ 408.969421][ T6795] do_SYSENTER_32+0x1b/0x20 [ 408.973992][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 408.977980][ T6846] netlink: 'syz-executor.5': attribute type 22 has an invalid length. [ 408.980455][ T6795] RIP: 0023:0xf7ffc549 [ 408.980490][ T6795] 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 [ 409.012312][ T6795] RSP: 002b:00000000f7fd65cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 409.020771][ T6795] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 409.028774][ T6795] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 409.036780][ T6795] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 409.044777][ T6795] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 409.052782][ T6795] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 409.060799][ T6795] [ 409.070094][ T6795] Uninit was stored to memory at: [ 409.076734][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 409.082016][ T6795] get_compat_msghdr+0x10c/0x280 [ 409.087006][ T6795] ___sys_recvmsg+0x289/0xb40 [ 409.091869][ T6795] do_recvmmsg+0x7c9/0x1200 [ 409.096430][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.101167][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.107701][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 409.112877][ T6795] do_fast_syscall_32+0x33/0x70 [ 409.118037][ T6795] do_SYSENTER_32+0x1b/0x20 [ 409.122715][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.129097][ T6795] [ 409.131427][ T6795] Uninit was stored to memory at: [ 409.136653][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 409.141908][ T6795] get_compat_msghdr+0x10c/0x280 [ 409.146888][ T6795] ___sys_recvmsg+0x289/0xb40 [ 409.151655][ T6795] do_recvmmsg+0x7c9/0x1200 23:18:07 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 409.156389][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.161119][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.167640][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 409.172823][ T6795] do_fast_syscall_32+0x33/0x70 [ 409.177716][ T6795] do_SYSENTER_32+0x1b/0x20 [ 409.182382][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.188755][ T6795] [ 409.191089][ T6795] Uninit was stored to memory at: [ 409.196299][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 409.201457][ T6795] get_compat_msghdr+0x10c/0x280 [ 409.206636][ T6795] ___sys_recvmsg+0x289/0xb40 [ 409.211373][ T6795] do_recvmmsg+0x7c9/0x1200 [ 409.216052][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.220778][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.227288][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 409.232442][ T6795] do_fast_syscall_32+0x33/0x70 [ 409.237341][ T6795] do_SYSENTER_32+0x1b/0x20 [ 409.242019][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.248400][ T6795] [ 409.250735][ T6795] Uninit was stored to memory at: [ 409.255951][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 409.261110][ T6795] get_compat_msghdr+0x10c/0x280 [ 409.266222][ T6795] ___sys_recvmsg+0x289/0xb40 [ 409.270955][ T6795] do_recvmmsg+0x7c9/0x1200 [ 409.275637][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.280374][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.286955][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 409.292121][ T6795] do_fast_syscall_32+0x33/0x70 [ 409.297020][ T6795] do_SYSENTER_32+0x1b/0x20 [ 409.301564][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.308135][ T6795] [ 409.310473][ T6795] Uninit was stored to memory at: [ 409.315754][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 409.320936][ T6795] get_compat_msghdr+0x10c/0x280 [ 409.326301][ T6795] ___sys_recvmsg+0x289/0xb40 [ 409.331031][ T6795] do_recvmmsg+0x7c9/0x1200 [ 409.335772][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.340503][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.347082][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 409.352251][ T6795] do_fast_syscall_32+0x33/0x70 [ 409.357144][ T6795] do_SYSENTER_32+0x1b/0x20 [ 409.361690][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.368305][ T6795] [ 409.370642][ T6795] Uninit was stored to memory at: [ 409.375929][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 409.381092][ T6795] get_compat_msghdr+0x10c/0x280 [ 409.386276][ T6795] ___sys_recvmsg+0x289/0xb40 [ 409.391013][ T6795] do_recvmmsg+0x7c9/0x1200 [ 409.395776][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.400511][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.407252][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 409.412434][ T6795] do_fast_syscall_32+0x33/0x70 [ 409.417332][ T6795] do_SYSENTER_32+0x1b/0x20 [ 409.422074][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.424329][ T6808] not chained 1100000 origins [ 409.428454][ T6795] [ 409.428463][ T6795] Uninit was stored to memory at: [ 409.433528][ T6808] CPU: 1 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 409.435678][ T6795] __get_compat_msghdr+0x6ea/0x9e0 [ 409.440614][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.450777][ T6795] get_compat_msghdr+0x10c/0x280 [ 409.455762][ T6808] Call Trace: [ 409.455780][ T6808] [ 409.455797][ T6808] dump_stack_lvl+0x200/0x28c [ 409.455859][ T6808] dump_stack+0x29/0x2c [ 409.466019][ T6795] ___sys_recvmsg+0x289/0xb40 [ 409.470839][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 409.474212][ T6795] do_recvmmsg+0x7c9/0x1200 [ 409.477034][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 409.481688][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.485827][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 409.490498][ T6795] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.496202][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 409.496273][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 409.500791][ T6795] __do_fast_syscall_32+0x95/0xf0 [ 409.506842][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 409.506905][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 409.511620][ T6795] do_fast_syscall_32+0x33/0x70 [ 409.516718][ T6808] ? should_fail+0x79/0x9c0 [ 409.516765][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 409.516827][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 409.523203][ T6795] do_SYSENTER_32+0x1b/0x20 [ 409.528922][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 409.534547][ T6795] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.539454][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 409.544645][ T6795] [ 409.550332][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 409.555263][ T6795] Local variable msg_sys created at: [ 409.559654][ T6808] __msan_chain_origin+0xbd/0x140 [ 409.564870][ T6795] do_recvmmsg+0xc9/0x1200 [ 409.570980][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 409.575560][ T6795] __sys_recvmmsg+0x520/0x6f0 [ 409.581535][ T6808] get_compat_msghdr+0x10c/0x280 [ 409.630457][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 409.635198][ T6808] ___sys_recvmsg+0x289/0xb40 [ 409.639932][ T6808] ? __schedule+0x176c/0x21c0 [ 409.644661][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 409.649822][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 409.655684][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 409.660844][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 409.666704][ T6808] do_recvmmsg+0x7c9/0x1200 [ 409.671272][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 409.676369][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 409.681541][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 409.686364][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.692927][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 409.697671][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.704064][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 409.709140][ T6808] do_fast_syscall_32+0x33/0x70 [ 409.714039][ T6808] do_SYSENTER_32+0x1b/0x20 [ 409.718602][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.724989][ T6808] RIP: 0023:0xf7f7d549 [ 409.729079][ T6808] 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 [ 409.748738][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 409.757201][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 409.765207][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 409.773233][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 409.781243][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 409.789246][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 409.797265][ T6808] [ 409.805051][ T6808] Uninit was stored to memory at: [ 409.810181][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 409.817075][ T6808] get_compat_msghdr+0x10c/0x280 [ 409.822181][ T6808] ___sys_recvmsg+0x289/0xb40 [ 409.826956][ T6808] do_recvmmsg+0x7c9/0x1200 [ 409.831512][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 409.836345][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.842829][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 409.848003][ T6808] do_fast_syscall_32+0x33/0x70 [ 409.853011][ T6808] do_SYSENTER_32+0x1b/0x20 23:18:07 executing program 1: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 409.857552][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.864024][ T6808] [ 409.866377][ T6808] Uninit was stored to memory at: [ 409.871489][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 409.876744][ T6808] get_compat_msghdr+0x10c/0x280 [ 409.881836][ T6808] ___sys_recvmsg+0x289/0xb40 [ 409.886569][ T6808] do_recvmmsg+0x7c9/0x1200 [ 409.891122][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 409.895964][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.902447][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 409.907519][ T6808] do_fast_syscall_32+0x33/0x70 [ 409.912498][ T6808] do_SYSENTER_32+0x1b/0x20 [ 409.917053][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.923537][ T6808] [ 409.925863][ T6808] Uninit was stored to memory at: [ 409.930966][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 409.936226][ T6808] get_compat_msghdr+0x10c/0x280 [ 409.941210][ T6808] ___sys_recvmsg+0x289/0xb40 [ 409.946044][ T6808] do_recvmmsg+0x7c9/0x1200 [ 409.950600][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 409.955417][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 409.961890][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 409.966972][ T6808] do_fast_syscall_32+0x33/0x70 [ 409.971972][ T6808] do_SYSENTER_32+0x1b/0x20 [ 409.976516][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 409.982985][ T6808] [ 409.985320][ T6808] Uninit was stored to memory at: [ 409.990409][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 409.995665][ T6808] get_compat_msghdr+0x10c/0x280 [ 410.000655][ T6808] ___sys_recvmsg+0x289/0xb40 [ 410.005476][ T6808] do_recvmmsg+0x7c9/0x1200 [ 410.010029][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 410.014851][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.021239][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 410.026405][ T6808] do_fast_syscall_32+0x33/0x70 [ 410.031308][ T6808] do_SYSENTER_32+0x1b/0x20 [ 410.035946][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.042404][ T6808] [ 410.044772][ T6808] Uninit was stored to memory at: [ 410.049880][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 410.055134][ T6808] get_compat_msghdr+0x10c/0x280 [ 410.060123][ T6808] ___sys_recvmsg+0x289/0xb40 [ 410.065027][ T6808] do_recvmmsg+0x7c9/0x1200 [ 410.069591][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 410.074469][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.080862][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 410.086112][ T6808] do_fast_syscall_32+0x33/0x70 [ 410.091013][ T6808] do_SYSENTER_32+0x1b/0x20 [ 410.095743][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.102219][ T6808] [ 410.104553][ T6808] Uninit was stored to memory at: [ 410.109641][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 410.114974][ T6808] get_compat_msghdr+0x10c/0x280 [ 410.119989][ T6808] ___sys_recvmsg+0x289/0xb40 [ 410.124888][ T6808] do_recvmmsg+0x7c9/0x1200 [ 410.129444][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 410.134341][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.140740][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 410.145975][ T6808] do_fast_syscall_32+0x33/0x70 [ 410.150865][ T6808] do_SYSENTER_32+0x1b/0x20 [ 410.155513][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.162046][ T6808] [ 410.164383][ T6808] Uninit was stored to memory at: [ 410.169476][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 410.174784][ T6808] get_compat_msghdr+0x10c/0x280 [ 410.179786][ T6808] ___sys_recvmsg+0x289/0xb40 [ 410.184673][ T6808] do_recvmmsg+0x7c9/0x1200 [ 410.189230][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 410.194110][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.200504][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 410.205745][ T6808] do_fast_syscall_32+0x33/0x70 [ 410.210644][ T6808] do_SYSENTER_32+0x1b/0x20 [ 410.215392][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.221857][ T6808] [ 410.224201][ T6808] Local variable msg_sys created at: [ 410.229491][ T6808] do_recvmmsg+0xc9/0x1200 [ 410.234109][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 410.249430][ T6802] not chained 1110000 origins [ 410.255221][ T6802] CPU: 0 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 410.265335][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.275415][ T6802] Call Trace: [ 410.278705][ T6802] [ 410.281645][ T6802] dump_stack_lvl+0x200/0x28c [ 410.286377][ T6802] dump_stack+0x29/0x2c [ 410.290588][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 410.296364][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 410.302477][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 410.307635][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 410.313498][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 410.319088][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 410.324244][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 410.330103][ T6802] ? should_fail+0x79/0x9c0 [ 410.334634][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 410.339795][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 410.346085][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 410.352201][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 410.357357][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 410.363216][ T6802] __msan_chain_origin+0xbd/0x140 [ 410.368377][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.373552][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.378539][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 410.383269][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.388006][ T6802] ? __schedule+0x176c/0x21c0 [ 410.392733][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 410.397891][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 410.403745][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 410.408903][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 410.414771][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.419335][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 410.424421][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 410.429592][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 410.434406][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.440971][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.445724][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.452123][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.457197][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.462091][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.466651][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.473028][ T6802] RIP: 0023:0xf7f77549 [ 410.477125][ T6802] 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 [ 410.496770][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 410.505212][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 410.513206][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 410.521203][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 410.529193][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 410.537189][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 410.545345][ T6802] [ 410.548663][ T6802] Uninit was stored to memory at: [ 410.553911][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.559081][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.564212][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.568942][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.573594][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.578334][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.584842][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.589909][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.594929][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.599473][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.605990][ T6802] [ 410.608328][ T6802] Uninit was stored to memory at: [ 410.613520][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.618703][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.623805][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.628534][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.633306][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.638032][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.644537][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.649610][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.654656][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.659214][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.665736][ T6802] [ 410.668063][ T6802] Uninit was stored to memory at: [ 410.673252][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.678410][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.683516][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.688276][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.692949][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.697686][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.704213][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.709279][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.714295][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.718841][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.725341][ T6802] [ 410.727674][ T6802] Uninit was stored to memory at: [ 410.732952][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.738122][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.743291][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.748016][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.752757][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.757516][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.764105][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.769177][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.774257][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.778806][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.785375][ T6802] [ 410.787708][ T6802] Uninit was stored to memory at: [ 410.792952][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.798110][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.803290][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.808027][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.812767][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.817492][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.824080][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.829161][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.834278][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.838833][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.845511][ T6802] [ 410.847846][ T6802] Uninit was stored to memory at: [ 410.853121][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.858282][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.863452][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.868185][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.872939][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.877667][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.884241][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.889345][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.894432][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.898977][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.905546][ T6802] [ 410.907881][ T6802] Uninit was stored to memory at: [ 410.913137][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 410.918297][ T6802] get_compat_msghdr+0x10c/0x280 [ 410.923475][ T6802] ___sys_recvmsg+0x289/0xb40 [ 410.928209][ T6802] do_recvmmsg+0x7c9/0x1200 [ 410.932963][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 410.937698][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 410.943887][ T6824] not chained 1120000 origins [ 410.944274][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 410.948760][ T6824] CPU: 1 PID: 6824 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 410.953871][ T6802] do_fast_syscall_32+0x33/0x70 [ 410.963808][ T6824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.963837][ T6824] Call Trace: [ 410.963853][ T6824] [ 410.963870][ T6824] dump_stack_lvl+0x200/0x28c [ 410.963930][ T6824] dump_stack+0x29/0x2c [ 410.968754][ T6802] do_SYSENTER_32+0x1b/0x20 [ 410.978799][ T6824] kmsan_internal_chain_origin+0x78/0x120 [ 410.978869][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 410.982258][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 410.985104][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 410.989768][ T6802] [ 410.989778][ T6802] Local variable msg_sys created at: [ 410.993910][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 410.993982][ T6824] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 410.998499][ T6802] do_recvmmsg+0xc9/0x1200 [ 411.004207][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 411.004270][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.010360][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 411.016689][ T6824] ? should_fail+0x79/0x9c0 [ 411.016736][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 411.016797][ T6824] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 411.076601][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 411.082739][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 411.087907][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.093788][ T6824] __msan_chain_origin+0xbd/0x140 [ 411.098865][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.104052][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.109077][ T6824] ? do_recvmmsg+0x7c9/0x1200 [ 411.113811][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.118540][ T6824] ? __schedule+0x176c/0x21c0 [ 411.123270][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 411.128434][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.134298][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 411.139463][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.145330][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.149890][ T6824] ? filter_irq_stacks+0xb9/0x230 [ 411.154980][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 411.160175][ T6824] ? __sys_recvmmsg+0xb9/0x6f0 [ 411.164989][ T6824] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.171553][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.176298][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.182695][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.187771][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.192677][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.197226][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.203606][ T6824] RIP: 0023:0xf7f7a549 [ 411.207717][ T6824] 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 [ 411.227370][ T6824] RSP: 002b:00000000f7f125cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 411.235827][ T6824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 411.243833][ T6824] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 411.251831][ T6824] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 411.259826][ T6824] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 411.267826][ T6824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 411.275841][ T6824] [ 411.283176][ T6824] Uninit was stored to memory at: [ 411.288283][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.294054][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.299074][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.303993][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.308554][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.313449][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.319840][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.325080][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.330022][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.334719][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.341101][ T6824] [ 411.343540][ T6824] Uninit was stored to memory at: [ 411.348642][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.353897][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.358879][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.363761][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.368313][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.373168][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.379563][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.384820][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.389737][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.394458][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.400865][ T6824] [ 411.403355][ T6824] Uninit was stored to memory at: [ 411.408451][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.413711][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.418701][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.423530][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.428091][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.432980][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.439370][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.444611][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.449518][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.454228][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.460614][ T6824] [ 411.463112][ T6824] Uninit was stored to memory at: [ 411.468224][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.473552][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.478538][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.483355][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.487906][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.492789][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.499175][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.504403][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.509299][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.514015][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.520393][ T6824] [ 411.522875][ T6824] Uninit was stored to memory at: [ 411.527982][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.533298][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.538287][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.543184][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.547746][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.552645][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.559047][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.564280][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.569184][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.573938][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.580345][ T6824] [ 411.582834][ T6824] Uninit was stored to memory at: [ 411.587920][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.593177][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.598170][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.603058][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.607624][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.612514][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.618915][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.624158][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.629059][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.633779][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.640179][ T6824] [ 411.642667][ T6824] Uninit was stored to memory at: [ 411.647850][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 411.653166][ T6824] get_compat_msghdr+0x10c/0x280 [ 411.658158][ T6824] ___sys_recvmsg+0x289/0xb40 [ 411.663039][ T6824] do_recvmmsg+0x7c9/0x1200 [ 411.667599][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.670967][ T6842] not chained 1130000 origins [ 411.672478][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.672546][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 411.677227][ T6842] CPU: 0 PID: 6842 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 411.683627][ T6824] do_fast_syscall_32+0x33/0x70 [ 411.688546][ T6842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.698668][ T6824] do_SYSENTER_32+0x1b/0x20 [ 411.703422][ T6842] Call Trace: [ 411.703440][ T6842] [ 411.703456][ T6842] dump_stack_lvl+0x200/0x28c [ 411.703516][ T6842] dump_stack+0x29/0x2c [ 411.713623][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.718033][ T6842] kmsan_internal_chain_origin+0x78/0x120 [ 411.721303][ T6824] [ 411.721313][ T6824] Local variable msg_sys created at: [ 411.724232][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 411.724298][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 411.728981][ T6824] do_recvmmsg+0xc9/0x1200 [ 411.733120][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.733192][ T6842] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 411.733254][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 411.739540][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 411.745256][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.745329][ T6842] ? should_fail+0x79/0x9c0 [ 411.799842][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 411.805015][ T6842] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 411.811325][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 411.817448][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 411.822612][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.828479][ T6842] __msan_chain_origin+0xbd/0x140 [ 411.833555][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 411.838735][ T6842] get_compat_msghdr+0x10c/0x280 [ 411.843726][ T6842] ? do_recvmmsg+0x7c9/0x1200 [ 411.848469][ T6842] ___sys_recvmsg+0x289/0xb40 [ 411.853220][ T6842] ? __schedule+0x176c/0x21c0 [ 411.857959][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 411.863135][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.869000][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 411.874167][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 411.880034][ T6842] do_recvmmsg+0x7c9/0x1200 [ 411.884599][ T6842] ? filter_irq_stacks+0xb9/0x230 [ 411.889691][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 411.894861][ T6842] ? __sys_recvmmsg+0xb9/0x6f0 [ 411.899674][ T6842] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.906241][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 411.910981][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 411.917375][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 411.922451][ T6842] do_fast_syscall_32+0x33/0x70 [ 411.927345][ T6842] do_SYSENTER_32+0x1b/0x20 [ 411.931892][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 411.938267][ T6842] RIP: 0023:0xf7f39549 [ 411.942367][ T6842] 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 [ 411.962047][ T6842] RSP: 002b:00000000f7ef25cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 411.970509][ T6842] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 411.978514][ T6842] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 411.978648][ T6802] not chained 1140000 origins [ 411.986508][ T6842] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 411.986540][ T6842] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 411.986569][ T6842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 411.986613][ T6842] [ 411.989152][ T6842] Uninit was stored to memory at: [ 411.991930][ T6802] CPU: 1 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 411.991985][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.992011][ T6802] Call Trace: [ 411.992026][ T6802] [ 411.992041][ T6802] dump_stack_lvl+0x200/0x28c [ 411.992106][ T6802] dump_stack+0x29/0x2c [ 412.000141][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 412.008042][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 412.008106][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 412.008176][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 412.016240][ T6842] get_compat_msghdr+0x10c/0x280 [ 412.019156][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 412.024285][ T6842] ___sys_recvmsg+0x289/0xb40 [ 412.034231][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 412.034296][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 412.034356][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 412.044544][ T6842] do_recvmmsg+0x7c9/0x1200 [ 412.047694][ T6802] ? should_fail+0x79/0x9c0 [ 412.050621][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.055304][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 412.055367][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 412.055433][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 412.059591][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.064690][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 412.064756][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 412.070494][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 412.076549][ T6802] __msan_chain_origin+0xbd/0x140 [ 412.076615][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 412.076694][ T6802] get_compat_msghdr+0x10c/0x280 [ 412.081838][ T6842] do_fast_syscall_32+0x33/0x70 [ 412.086689][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 412.092578][ T6842] do_SYSENTER_32+0x1b/0x20 [ 412.097138][ T6802] ___sys_recvmsg+0x289/0xb40 [ 412.102770][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.107770][ T6802] ? __schedule+0x176c/0x21c0 [ 412.113654][ T6842] [ 412.118041][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 412.122620][ T6842] Uninit was stored to memory at: [ 412.127188][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 412.132461][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 412.138520][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 412.144674][ T6842] get_compat_msghdr+0x10c/0x280 [ 412.150876][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 412.156077][ T6842] ___sys_recvmsg+0x289/0xb40 [ 412.161778][ T6802] do_recvmmsg+0x7c9/0x1200 [ 412.161855][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 412.167019][ T6842] do_recvmmsg+0x7c9/0x1200 [ 412.171934][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 412.172009][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 412.177137][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.182076][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.182156][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 412.187021][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.191699][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.196288][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 412.200869][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 412.207334][ T6842] do_fast_syscall_32+0x33/0x70 [ 412.211834][ T6802] do_fast_syscall_32+0x33/0x70 [ 412.211892][ T6802] do_SYSENTER_32+0x1b/0x20 [ 412.214226][ T6842] do_SYSENTER_32+0x1b/0x20 [ 412.219322][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.224438][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.230131][ T6802] RIP: 0023:0xf7f77549 [ 412.235344][ T6842] [ 412.240337][ T6802] 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 [ 412.245356][ T6842] Uninit was stored to memory at: [ 412.251049][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 [ 412.255879][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 412.260194][ T6802] ORIG_RAX: 0000000000000151 [ 412.260212][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 412.265301][ T6842] get_compat_msghdr+0x10c/0x280 [ 412.269689][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 412.274971][ T6842] ___sys_recvmsg+0x289/0xb40 [ 412.279616][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 412.284374][ T6842] do_recvmmsg+0x7c9/0x1200 [ 412.290785][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 412.295573][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.301777][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 412.301824][ T6802] [ 412.306065][ T6802] Uninit was stored to memory at: [ 412.308171][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.313782][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 412.318331][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 412.323289][ T6802] get_compat_msghdr+0x10c/0x280 [ 412.328146][ T6842] do_fast_syscall_32+0x33/0x70 [ 412.332712][ T6802] ___sys_recvmsg+0x289/0xb40 [ 412.337221][ T6842] do_SYSENTER_32+0x1b/0x20 [ 412.343662][ T6802] do_recvmmsg+0x7c9/0x1200 [ 412.350004][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.354184][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 412.356519][ T6842] [ 412.356529][ T6842] Uninit was stored to memory at: [ 412.356604][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 412.376246][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.381284][ T6842] get_compat_msghdr+0x10c/0x280 [ 412.387423][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 412.392617][ T6842] ___sys_recvmsg+0x289/0xb40 [ 412.397288][ T6802] do_fast_syscall_32+0x33/0x70 [ 412.406438][ T6842] do_recvmmsg+0x7c9/0x1200 [ 412.411362][ T6802] do_SYSENTER_32+0x1b/0x20 [ 412.419430][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.424177][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.432255][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.436764][ T6802] [ 412.436774][ T6802] Uninit was stored to memory at: [ 412.444826][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 412.449531][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 412.457527][ T6842] do_fast_syscall_32+0x33/0x70 [ 412.460524][ T6802] get_compat_msghdr+0x10c/0x280 [ 412.465642][ T6842] do_SYSENTER_32+0x1b/0x20 [ 412.472023][ T6802] ___sys_recvmsg+0x289/0xb40 [ 412.477120][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.482214][ T6802] do_recvmmsg+0x7c9/0x1200 [ 412.487172][ T6842] [ 412.487181][ T6842] Uninit was stored to memory at: [ 412.492085][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 412.496828][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 412.501267][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.505860][ T6842] get_compat_msghdr+0x10c/0x280 [ 412.512234][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 412.516914][ T6842] ___sys_recvmsg+0x289/0xb40 [ 412.519234][ T6802] do_fast_syscall_32+0x33/0x70 [ 412.524449][ T6842] do_recvmmsg+0x7c9/0x1200 [ 412.529525][ T6802] do_SYSENTER_32+0x1b/0x20 [ 412.535942][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.540847][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.545958][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.550598][ T6802] [ 412.550607][ T6802] Uninit was stored to memory at: [ 412.555531][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 412.560067][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 412.564607][ T6842] do_fast_syscall_32+0x33/0x70 [ 412.569266][ T6802] get_compat_msghdr+0x10c/0x280 [ 412.575680][ T6842] do_SYSENTER_32+0x1b/0x20 [ 412.582062][ T6802] ___sys_recvmsg+0x289/0xb40 [ 412.584381][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.589390][ T6802] do_recvmmsg+0x7c9/0x1200 [ 412.594639][ T6842] [ 412.594650][ T6842] Uninit was stored to memory at: [ 412.599735][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 412.604749][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 412.609612][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.614205][ T6842] get_compat_msghdr+0x10c/0x280 [ 412.618851][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 412.625270][ T6842] ___sys_recvmsg+0x289/0xb40 [ 412.629735][ T6802] do_fast_syscall_32+0x33/0x70 [ 412.632145][ T6842] do_recvmmsg+0x7c9/0x1200 [ 412.637161][ T6802] do_SYSENTER_32+0x1b/0x20 [ 412.641924][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.647013][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.653427][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.658330][ T6802] [ 412.658339][ T6802] Uninit was stored to memory at: [ 412.663528][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 412.668225][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 412.673097][ T6842] do_fast_syscall_32+0x33/0x70 [ 412.677566][ T6802] get_compat_msghdr+0x10c/0x280 [ 412.682156][ T6842] do_SYSENTER_32+0x1b/0x20 [ 412.686812][ T6802] ___sys_recvmsg+0x289/0xb40 [ 412.693224][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.699513][ T6802] do_recvmmsg+0x7c9/0x1200 [ 412.701952][ T6842] [ 412.706940][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 412.712049][ T6842] Uninit was stored to memory at: [ 412.717123][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.722122][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 412.727048][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 412.731547][ T6842] get_compat_msghdr+0x10c/0x280 [ 412.736287][ T6802] do_fast_syscall_32+0x33/0x70 [ 412.742704][ T6842] ___sys_recvmsg+0x289/0xb40 [ 412.747191][ T6802] do_SYSENTER_32+0x1b/0x20 [ 412.749504][ T6842] do_recvmmsg+0x7c9/0x1200 [ 412.754590][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.759290][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.764460][ T6802] [ 412.764469][ T6802] Uninit was stored to memory at: [ 412.764541][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 412.770790][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.775796][ T6802] get_compat_msghdr+0x10c/0x280 [ 412.780829][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 412.785584][ T6802] ___sys_recvmsg+0x289/0xb40 [ 412.790440][ T6842] do_fast_syscall_32+0x33/0x70 [ 412.795020][ T6802] do_recvmmsg+0x7c9/0x1200 [ 412.799526][ T6842] do_SYSENTER_32+0x1b/0x20 [ 412.804261][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 412.810595][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 412.816984][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 412.819324][ T6842] [ 412.819338][ T6842] Local variable msg_sys created at: [ 412.824454][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 412.829488][ T6842] do_recvmmsg+0xc9/0x1200 [ 412.834691][ T6802] do_fast_syscall_32+0x33/0x70 [ 412.839533][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 412.844536][ T6802] do_SYSENTER_32+0x1b/0x20 [ 413.025154][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 413.031574][ T6802] [ 413.034001][ T6802] Uninit was stored to memory at: [ 413.039092][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 413.044374][ T6802] get_compat_msghdr+0x10c/0x280 [ 413.049378][ T6802] ___sys_recvmsg+0x289/0xb40 [ 413.054223][ T6802] do_recvmmsg+0x7c9/0x1200 [ 413.058773][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 413.063590][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.069975][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 413.075139][ T6802] do_fast_syscall_32+0x33/0x70 [ 413.080047][ T6802] do_SYSENTER_32+0x1b/0x20 [ 413.084696][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 413.091089][ T6802] [ 413.093529][ T6802] Uninit was stored to memory at: [ 413.098637][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 413.103908][ T6802] get_compat_msghdr+0x10c/0x280 [ 413.108901][ T6802] ___sys_recvmsg+0x289/0xb40 [ 413.113721][ T6802] do_recvmmsg+0x7c9/0x1200 [ 413.118273][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 413.123096][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.129489][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 413.134672][ T6802] do_fast_syscall_32+0x33/0x70 [ 413.139571][ T6802] do_SYSENTER_32+0x1b/0x20 [ 413.144229][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 413.150611][ T6802] [ 413.153040][ T6802] Local variable msg_sys created at: [ 413.158333][ T6802] do_recvmmsg+0xc9/0x1200 [ 413.162890][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 413.265760][ T6855] netlink: 'syz-executor.5': attribute type 22 has an invalid length. [ 413.411123][ T6808] not chained 1150000 origins [ 413.416017][ T6808] CPU: 0 PID: 6808 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 413.426133][ T6808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.436233][ T6808] Call Trace: [ 413.439524][ T6808] [ 413.442469][ T6808] dump_stack_lvl+0x200/0x28c [ 413.447222][ T6808] dump_stack+0x29/0x2c [ 413.451435][ T6808] kmsan_internal_chain_origin+0x78/0x120 [ 413.457233][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 413.463368][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 413.468557][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.474424][ T6808] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 413.480022][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 413.485184][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.491059][ T6808] ? should_fail+0x79/0x9c0 [ 413.495606][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 413.500780][ T6808] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 413.507077][ T6808] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 413.513212][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 413.518380][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.524243][ T6808] __msan_chain_origin+0xbd/0x140 [ 413.529324][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 413.534512][ T6808] get_compat_msghdr+0x10c/0x280 [ 413.539503][ T6808] ? do_recvmmsg+0x7c9/0x1200 [ 413.544236][ T6808] ___sys_recvmsg+0x289/0xb40 [ 413.548983][ T6808] ? __schedule+0x176c/0x21c0 [ 413.553727][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 413.558908][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.564774][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 413.569939][ T6808] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.575811][ T6808] do_recvmmsg+0x7c9/0x1200 [ 413.580377][ T6808] ? filter_irq_stacks+0xb9/0x230 [ 413.585474][ T6808] ? kmsan_get_metadata+0x33/0x220 [ 413.590649][ T6808] ? __sys_recvmmsg+0xb9/0x6f0 [ 413.595462][ T6808] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.602037][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 413.606828][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.613240][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 413.618325][ T6808] do_fast_syscall_32+0x33/0x70 [ 413.623226][ T6808] do_SYSENTER_32+0x1b/0x20 [ 413.627802][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 413.634180][ T6808] RIP: 0023:0xf7f7d549 [ 413.638273][ T6808] 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 [ 413.657951][ T6808] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 413.666414][ T6808] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 413.674423][ T6808] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 413.682471][ T6808] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 413.690560][ T6808] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 413.698561][ T6808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 413.706574][ T6808] [ 413.712680][ T6808] Uninit was stored to memory at: [ 413.717786][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 413.723371][ T6808] get_compat_msghdr+0x10c/0x280 [ 413.728364][ T6808] ___sys_recvmsg+0x289/0xb40 [ 413.728831][ T6824] not chained 1160000 origins [ 413.733208][ T6808] do_recvmmsg+0x7c9/0x1200 [ 413.733266][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 413.733324][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.733388][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 413.733441][ T6808] do_fast_syscall_32+0x33/0x70 [ 413.733491][ T6808] do_SYSENTER_32+0x1b/0x20 [ 413.733539][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 413.738235][ T6824] CPU: 1 PID: 6824 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 413.742831][ T6808] [ 413.747383][ T6824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.753802][ T6808] Uninit was stored to memory at: [ 413.758703][ T6824] Call Trace: [ 413.758721][ T6824] [ 413.758737][ T6824] dump_stack_lvl+0x200/0x28c [ 413.763731][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 413.768076][ T6824] dump_stack+0x29/0x2c [ 413.774480][ T6808] get_compat_msghdr+0x10c/0x280 [ 413.784442][ T6824] kmsan_internal_chain_origin+0x78/0x120 [ 413.784509][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 413.786858][ T6808] ___sys_recvmsg+0x289/0xb40 [ 413.796903][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 413.796966][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.802179][ T6808] do_recvmmsg+0x7c9/0x1200 [ 413.805374][ T6824] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 413.808288][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 413.812952][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 413.813016][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.818148][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.822299][ T6824] ? should_fail+0x79/0x9c0 [ 413.822346][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 413.822408][ T6824] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 413.827311][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 413.833029][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 413.833098][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 413.839335][ T6808] do_fast_syscall_32+0x33/0x70 [ 413.843868][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.843936][ T6824] __msan_chain_origin+0xbd/0x140 [ 413.849057][ T6808] do_SYSENTER_32+0x1b/0x20 [ 413.854863][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 413.854945][ T6824] get_compat_msghdr+0x10c/0x280 [ 413.859451][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 413.865007][ T6824] ? do_recvmmsg+0x7c9/0x1200 [ 413.865074][ T6824] ___sys_recvmsg+0x289/0xb40 [ 413.869769][ T6808] [ 413.869778][ T6808] Uninit was stored to memory at: [ 413.874873][ T6824] ? __schedule+0x176c/0x21c0 [ 413.874937][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 413.880816][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 413.887065][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.887133][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 413.891663][ T6808] get_compat_msghdr+0x10c/0x280 [ 413.896770][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 413.903104][ T6808] ___sys_recvmsg+0x289/0xb40 [ 413.908103][ T6824] do_recvmmsg+0x7c9/0x1200 [ 413.914245][ T6808] do_recvmmsg+0x7c9/0x1200 [ 413.919249][ T6824] ? filter_irq_stacks+0xb9/0x230 [ 413.924172][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 413.929876][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 413.934984][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.939379][ T6824] ? __sys_recvmmsg+0xb9/0x6f0 [ 413.944566][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 413.949381][ T6824] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.955787][ T6808] do_fast_syscall_32+0x33/0x70 [ 413.960355][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 413.965109][ T6808] do_SYSENTER_32+0x1b/0x20 [ 413.967340][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 413.972426][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 413.977017][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 413.982210][ T6808] [ 413.987215][ T6824] do_fast_syscall_32+0x33/0x70 [ 413.993097][ T6808] Uninit was stored to memory at: [ 413.998098][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.003181][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 414.008803][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.013578][ T6808] get_compat_msghdr+0x10c/0x280 [ 414.017963][ T6824] RIP: 0023:0xf7f7a549 [ 414.022543][ T6808] ___sys_recvmsg+0x289/0xb40 [ 414.027456][ T6824] 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 [ 414.032213][ T6808] do_recvmmsg+0x7c9/0x1200 [ 414.037208][ T6824] RSP: 002b:00000000f7f125cc EFLAGS: 00000296 [ 414.043613][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 414.048263][ T6824] ORIG_RAX: 0000000000000151 [ 414.048281][ T6824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 414.053385][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.059768][ T6824] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 414.064742][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 414.069289][ T6824] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 414.073924][ T6808] do_fast_syscall_32+0x33/0x70 [ 414.080104][ T6824] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 414.086565][ T6808] do_SYSENTER_32+0x1b/0x20 [ 414.091433][ T6824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 414.093859][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.098601][ T6824] [ 414.103739][ T6808] [ 414.114016][ T6824] Uninit was stored to memory at: [ 414.119608][ T6808] Uninit was stored to memory at: [ 414.119691][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 414.125642][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 414.128760][ T6808] get_compat_msghdr+0x10c/0x280 [ 414.133527][ T6824] get_compat_msghdr+0x10c/0x280 [ 414.153261][ T6808] ___sys_recvmsg+0x289/0xb40 [ 414.157761][ T6824] ___sys_recvmsg+0x289/0xb40 [ 414.163971][ T6808] do_recvmmsg+0x7c9/0x1200 [ 414.168658][ T6824] do_recvmmsg+0x7c9/0x1200 [ 414.173409][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 414.181383][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 414.187822][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.195843][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.200901][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 414.208948][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 414.213915][ T6808] do_fast_syscall_32+0x33/0x70 [ 414.213967][ T6808] do_SYSENTER_32+0x1b/0x20 [ 414.222116][ T6824] do_fast_syscall_32+0x33/0x70 [ 414.226603][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.234646][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.240978][ T6808] [ 414.240987][ T6808] Uninit was stored to memory at: [ 414.244089][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.246491][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 414.251433][ T6824] [ 414.251442][ T6824] Uninit was stored to memory at: [ 414.256541][ T6808] get_compat_msghdr+0x10c/0x280 [ 414.261675][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 414.266818][ T6808] ___sys_recvmsg+0x289/0xb40 [ 414.271635][ T6824] get_compat_msghdr+0x10c/0x280 [ 414.276695][ T6808] do_recvmmsg+0x7c9/0x1200 [ 414.281348][ T6824] ___sys_recvmsg+0x289/0xb40 [ 414.286122][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 414.290609][ T6824] do_recvmmsg+0x7c9/0x1200 [ 414.295199][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.299837][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 414.304616][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 414.310908][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.317323][ T6808] do_fast_syscall_32+0x33/0x70 [ 414.322392][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 414.327404][ T6808] do_SYSENTER_32+0x1b/0x20 [ 414.332319][ T6824] do_fast_syscall_32+0x33/0x70 [ 414.336832][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.341664][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.348083][ T6808] [ 414.352542][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.354860][ T6808] Uninit was stored to memory at: [ 414.354936][ T6808] __get_compat_msghdr+0x6ea/0x9e0 [ 414.359881][ T6824] [ 414.359889][ T6824] Uninit was stored to memory at: [ 414.366294][ T6808] get_compat_msghdr+0x10c/0x280 [ 414.371428][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 414.373803][ T6808] ___sys_recvmsg+0x289/0xb40 [ 414.378776][ T6824] get_compat_msghdr+0x10c/0x280 [ 414.383800][ T6808] do_recvmmsg+0x7c9/0x1200 [ 414.388874][ T6824] ___sys_recvmsg+0x289/0xb40 [ 414.393614][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 414.398528][ T6824] do_recvmmsg+0x7c9/0x1200 [ 414.403121][ T6808] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.407758][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 414.412533][ T6808] __do_fast_syscall_32+0x95/0xf0 [ 414.416995][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.423404][ T6808] do_fast_syscall_32+0x33/0x70 [ 414.428044][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 414.433151][ T6808] do_SYSENTER_32+0x1b/0x20 [ 414.439439][ T6824] do_fast_syscall_32+0x33/0x70 [ 414.444371][ T6808] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.449357][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.453944][ T6808] [ 414.458766][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.465199][ T6808] Local variable msg_sys created at: [ 414.469661][ T6824] [ 414.469670][ T6824] Uninit was stored to memory at: [ 414.472057][ T6808] do_recvmmsg+0xc9/0x1200 [ 414.478428][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 414.483470][ T6808] __sys_recvmmsg+0x520/0x6f0 [ 414.488541][ T6824] get_compat_msghdr+0x10c/0x280 [ 414.627937][ T6824] ___sys_recvmsg+0x289/0xb40 [ 414.632768][ T6824] do_recvmmsg+0x7c9/0x1200 [ 414.637331][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 414.642153][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.648546][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 414.653720][ T6824] do_fast_syscall_32+0x33/0x70 [ 414.658625][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.663282][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.669695][ T6824] [ 414.672119][ T6824] Uninit was stored to memory at: [ 414.677209][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 414.682462][ T6824] get_compat_msghdr+0x10c/0x280 [ 414.687451][ T6824] ___sys_recvmsg+0x289/0xb40 [ 414.692278][ T6824] do_recvmmsg+0x7c9/0x1200 [ 414.696836][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 414.701575][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.708055][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 414.713217][ T6824] do_fast_syscall_32+0x33/0x70 [ 414.718123][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.722771][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.729173][ T6824] [ 414.731508][ T6824] Uninit was stored to memory at: [ 414.736697][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 414.741945][ T6824] get_compat_msghdr+0x10c/0x280 [ 414.746936][ T6824] ___sys_recvmsg+0x289/0xb40 [ 414.751670][ T6824] do_recvmmsg+0x7c9/0x1200 [ 414.756387][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 414.761116][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.767668][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 414.772853][ T6824] do_fast_syscall_32+0x33/0x70 [ 414.777760][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.782451][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.788831][ T6824] [ 414.791161][ T6824] Uninit was stored to memory at: [ 414.796448][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 414.801612][ T6824] get_compat_msghdr+0x10c/0x280 [ 414.806758][ T6824] ___sys_recvmsg+0x289/0xb40 [ 414.811490][ T6824] do_recvmmsg+0x7c9/0x1200 [ 414.816196][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 414.820932][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 414.827540][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 414.832698][ T6824] do_fast_syscall_32+0x33/0x70 [ 414.837599][ T6824] do_SYSENTER_32+0x1b/0x20 [ 414.842346][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 414.848726][ T6824] [ 414.851060][ T6824] Local variable msg_sys created at: [ 414.856512][ T6824] do_recvmmsg+0xc9/0x1200 [ 414.860979][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 415.137337][ T6802] not chained 1170000 origins [ 415.142637][ T6802] CPU: 0 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 415.152761][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.162846][ T6802] Call Trace: [ 415.166143][ T6802] [ 415.169088][ T6802] dump_stack_lvl+0x200/0x28c [ 415.173820][ T6802] dump_stack+0x29/0x2c [ 415.178015][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 415.183789][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 415.189912][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 415.195075][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 415.200938][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 415.206528][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 415.211689][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 415.217559][ T6802] ? should_fail+0x79/0x9c0 [ 415.222091][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 415.227249][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 415.233541][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 415.239659][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 415.244836][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 415.250693][ T6802] __msan_chain_origin+0xbd/0x140 [ 415.255780][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.260954][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.265937][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 415.270664][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.275403][ T6802] ? __schedule+0x176c/0x21c0 [ 415.280131][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 415.285290][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 415.291148][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 415.296306][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 415.302167][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.306720][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 415.311812][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 415.316975][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 415.321790][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.328347][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.333107][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.339499][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.344585][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.349491][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.354044][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.360453][ T6802] RIP: 0023:0xf7f77549 [ 415.364564][ T6802] 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 [ 415.384210][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 415.392664][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 415.400659][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 415.408650][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 415.416640][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 415.424651][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 415.432659][ T6802] [ 415.441271][ T6802] Uninit was stored to memory at: [ 415.447535][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.452810][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.457804][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.462668][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.467276][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.472142][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.478543][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.483736][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.488626][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.493284][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.499692][ T6802] [ 415.502278][ T6802] Uninit was stored to memory at: [ 415.507373][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.512652][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.517637][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.522467][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.527021][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.531873][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.538267][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.543469][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.548364][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.553026][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.559405][ T6802] [ 415.561853][ T6802] Uninit was stored to memory at: [ 415.566948][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.572244][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.577250][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.582134][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.586696][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.591424][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.597983][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.603184][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.608097][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.612779][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.619172][ T6802] [ 415.621504][ T6802] Uninit was stored to memory at: [ 415.626735][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.632041][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.637033][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.641882][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.646446][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.651184][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.657734][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.662923][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.667825][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.672508][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.678900][ T6802] [ 415.681232][ T6802] Uninit was stored to memory at: [ 415.686453][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.691619][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.696756][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.701490][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.706189][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.710923][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.717452][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.722626][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.727525][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.732197][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.738585][ T6802] [ 415.740928][ T6802] Uninit was stored to memory at: [ 415.746278][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.751447][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.756579][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.761320][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.766008][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.770745][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 415.777301][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.782478][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.787474][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.792154][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.798538][ T6802] [ 415.800874][ T6802] Uninit was stored to memory at: [ 415.806085][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 415.811247][ T6802] get_compat_msghdr+0x10c/0x280 [ 415.816361][ T6802] ___sys_recvmsg+0x289/0xb40 [ 415.821099][ T6802] do_recvmmsg+0x7c9/0x1200 [ 415.825775][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 415.830506][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 23:18:13 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 415.833419][ T6859] netlink: 'syz-executor.1': attribute type 22 has an invalid length. [ 415.837026][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 415.850271][ T6802] do_fast_syscall_32+0x33/0x70 [ 415.855303][ T6802] do_SYSENTER_32+0x1b/0x20 [ 415.859858][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 415.866384][ T6802] [ 415.868721][ T6802] Local variable msg_sys created at: [ 415.874131][ T6802] do_recvmmsg+0xc9/0x1200 [ 415.878602][ T6802] __sys_recvmmsg+0x520/0x6f0 23:18:14 executing program 1: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 416.136185][ T6824] not chained 1180000 origins [ 416.141023][ T6824] CPU: 0 PID: 6824 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 416.151139][ T6824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.161225][ T6824] Call Trace: [ 416.164517][ T6824] [ 416.167464][ T6824] dump_stack_lvl+0x200/0x28c [ 416.172204][ T6824] dump_stack+0x29/0x2c [ 416.176411][ T6824] kmsan_internal_chain_origin+0x78/0x120 [ 416.182183][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 416.188303][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 416.193463][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.199323][ T6824] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 416.204914][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 416.210765][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.216624][ T6824] ? should_fail+0x79/0x9c0 [ 416.221161][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 416.226319][ T6824] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 416.232611][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 416.238749][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 416.243905][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.249763][ T6824] __msan_chain_origin+0xbd/0x140 [ 416.254833][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.260005][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.264991][ T6824] ? do_recvmmsg+0x7c9/0x1200 [ 416.269717][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.274447][ T6824] ? __schedule+0x176c/0x21c0 [ 416.279171][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 416.284332][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.290193][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 416.295350][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.301213][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.305765][ T6824] ? filter_irq_stacks+0xb9/0x230 [ 416.310850][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 416.316015][ T6824] ? __sys_recvmmsg+0xb9/0x6f0 [ 416.320841][ T6824] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.327419][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.332163][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.338571][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.343639][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.348620][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.353165][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.359554][ T6824] RIP: 0023:0xf7f7a549 [ 416.363643][ T6824] 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 [ 416.383286][ T6824] RSP: 002b:00000000f7f125cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 416.391731][ T6824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 416.399726][ T6824] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 416.407716][ T6824] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 416.415706][ T6824] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 416.423698][ T6824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 416.431711][ T6824] [ 416.437315][ T6824] Uninit was stored to memory at: [ 416.442843][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.448013][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.453129][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.457865][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.462547][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.467289][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.473808][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.478877][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.483885][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.488431][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.494938][ T6824] [ 416.497270][ T6824] Uninit was stored to memory at: [ 416.502456][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.507614][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.512715][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.517450][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.522137][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.526884][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.533413][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.538490][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.543530][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.548086][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.554621][ T6824] [ 416.556963][ T6824] Uninit was stored to memory at: [ 416.562188][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.567362][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.572634][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.577477][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.582183][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.586925][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.593467][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.598546][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.603572][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.608128][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.614649][ T6824] [ 416.616984][ T6824] Uninit was stored to memory at: [ 416.622184][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.627347][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.632477][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.637212][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.641893][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.646625][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.653229][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.658307][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.663327][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.667874][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.674380][ T6824] [ 416.676712][ T6824] Uninit was stored to memory at: [ 416.681890][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.687047][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.692152][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.696880][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.701431][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.706287][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.712798][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.717867][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.722989][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.727536][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.734045][ T6824] [ 416.736392][ T6824] Uninit was stored to memory at: [ 416.741479][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.746769][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.751848][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.756580][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.761130][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.765985][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.772469][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.777538][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.782557][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.787106][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.793616][ T6824] [ 416.795945][ T6824] Uninit was stored to memory at: [ 416.801035][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 416.806315][ T6824] get_compat_msghdr+0x10c/0x280 [ 416.811303][ T6824] ___sys_recvmsg+0x289/0xb40 [ 416.816144][ T6824] do_recvmmsg+0x7c9/0x1200 [ 416.820693][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.825557][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 416.832041][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 416.837113][ T6824] do_fast_syscall_32+0x33/0x70 [ 416.842144][ T6824] do_SYSENTER_32+0x1b/0x20 [ 416.846696][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 416.848893][ T6802] not chained 1190000 origins [ 416.853185][ T6824] [ 416.853195][ T6824] Local variable msg_sys created at: [ 416.853209][ T6824] do_recvmmsg+0xc9/0x1200 [ 416.853265][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 416.875157][ T6802] CPU: 1 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 416.885278][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.895360][ T6802] Call Trace: [ 416.898655][ T6802] [ 416.901596][ T6802] dump_stack_lvl+0x200/0x28c [ 416.906327][ T6802] dump_stack+0x29/0x2c [ 416.910523][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 416.916299][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 416.922446][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 416.927611][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.933479][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 416.939082][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 416.944251][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.950127][ T6802] ? should_fail+0x79/0x9c0 [ 416.954666][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 416.959832][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 416.966131][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 416.972259][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 416.977427][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 416.983288][ T6802] __msan_chain_origin+0xbd/0x140 [ 416.988362][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 416.993553][ T6802] get_compat_msghdr+0x10c/0x280 [ 416.998549][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 417.003284][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.008044][ T6802] ? __schedule+0x176c/0x21c0 [ 417.012776][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.017946][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.023812][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.028976][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.034842][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.039409][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 417.044505][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.049682][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 417.054500][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.061063][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.065808][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.072210][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.077294][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.082192][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.086744][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.093123][ T6802] RIP: 0023:0xf7f77549 [ 417.097218][ T6802] 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 [ 417.117133][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 417.125582][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 417.133582][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 417.141576][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 417.149569][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 417.157582][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 417.165586][ T6802] [ 417.173275][ T6802] Uninit was stored to memory at: [ 417.178389][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.184303][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.189295][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.194126][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.198680][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.203510][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.209900][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.215157][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.220056][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.224700][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.231081][ T6802] [ 417.233510][ T6802] Uninit was stored to memory at: [ 417.238620][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.243874][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.248862][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.253691][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.258246][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.263082][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.269466][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.274640][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.279543][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.284233][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.290620][ T6802] [ 417.293125][ T6802] Uninit was stored to memory at: [ 417.298222][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.303546][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.308536][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.313420][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.317976][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.322860][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.329247][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.334488][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.339384][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.344094][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.350476][ T6802] [ 417.352971][ T6802] Uninit was stored to memory at: [ 417.358063][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.363386][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.368378][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.373293][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.377871][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.382756][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.389154][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.394407][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.399312][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.404044][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.410426][ T6802] [ 417.412914][ T6802] Uninit was stored to memory at: [ 417.418007][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.423357][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.428354][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.433252][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.437804][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.442695][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.449084][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.454337][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.459231][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.463940][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.470430][ T6802] [ 417.472924][ T6802] Uninit was stored to memory at: [ 417.478023][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.483365][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.488376][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.493270][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.497819][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.502720][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.509109][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.514354][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.519255][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.523987][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.530388][ T6802] [ 417.532914][ T6802] Uninit was stored to memory at: [ 417.538009][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.543337][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.548333][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.553149][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.557703][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.562602][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.569005][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.574245][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.579192][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.584041][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.590433][ T6802] [ 417.592938][ T6802] Local variable msg_sys created at: [ 417.598236][ T6802] do_recvmmsg+0xc9/0x1200 [ 417.602885][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.619625][ T6802] not chained 1200000 origins [ 417.624747][ T6802] CPU: 0 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 417.634859][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.644942][ T6802] Call Trace: [ 417.648265][ T6802] [ 417.651210][ T6802] dump_stack_lvl+0x200/0x28c [ 417.655948][ T6802] dump_stack+0x29/0x2c [ 417.660140][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 417.665912][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 417.672030][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.677190][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.683056][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 417.688661][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.693823][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.699692][ T6802] ? should_fail+0x79/0x9c0 [ 417.704229][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.709395][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 417.715697][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 417.721829][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.726989][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.732851][ T6802] __msan_chain_origin+0xbd/0x140 [ 417.737930][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.743112][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.748104][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 417.752841][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.757580][ T6802] ? __schedule+0x176c/0x21c0 [ 417.762323][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.767499][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.773466][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.778641][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.784515][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.789076][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 417.794171][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 417.799341][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 417.804158][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.810725][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.815475][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.821868][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.826941][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.831835][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.836376][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.842756][ T6802] RIP: 0023:0xf7f77549 [ 417.846855][ T6802] 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 [ 417.848422][ T6824] not chained 1210000 origins [ 417.866500][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 417.866547][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 417.866581][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 417.866610][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 417.866638][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 417.866669][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 417.866709][ T6802] [ 417.877896][ T6802] Uninit was stored to memory at: [ 417.884449][ T6824] CPU: 1 PID: 6824 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 417.884508][ T6824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.884533][ T6824] Call Trace: [ 417.884546][ T6824] [ 417.884561][ T6824] dump_stack_lvl+0x200/0x28c [ 417.884622][ T6824] dump_stack+0x29/0x2c [ 417.884666][ T6824] kmsan_internal_chain_origin+0x78/0x120 [ 417.884726][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 417.884786][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 417.884844][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.884913][ T6824] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 417.884974][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 417.885033][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.885099][ T6824] ? should_fail+0x79/0x9c0 [ 417.885167][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 417.885225][ T6824] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 417.885285][ T6824] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 417.885349][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 417.885407][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.885472][ T6824] __msan_chain_origin+0xbd/0x140 [ 417.885528][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 417.885601][ T6824] get_compat_msghdr+0x10c/0x280 [ 417.885663][ T6824] ? do_recvmmsg+0x7c9/0x1200 [ 417.885724][ T6824] ___sys_recvmsg+0x289/0xb40 [ 417.885791][ T6824] ? __schedule+0x176c/0x21c0 [ 417.885851][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 417.885908][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.885970][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 417.886031][ T6824] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 417.886099][ T6824] do_recvmmsg+0x7c9/0x1200 [ 417.886166][ T6824] ? filter_irq_stacks+0xb9/0x230 [ 417.886241][ T6824] ? kmsan_get_metadata+0x33/0x220 [ 417.886305][ T6824] ? __sys_recvmmsg+0xb9/0x6f0 [ 417.886358][ T6824] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.886426][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 417.886498][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.886571][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 417.886627][ T6824] do_fast_syscall_32+0x33/0x70 [ 417.886680][ T6824] do_SYSENTER_32+0x1b/0x20 [ 417.886730][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.886792][ T6824] RIP: 0023:0xf7f7a549 [ 417.886824][ T6824] 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 [ 417.886871][ T6824] RSP: 002b:00000000f7f125cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 417.886914][ T6824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 417.886947][ T6824] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 417.886976][ T6824] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 417.887004][ T6824] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 417.887030][ T6824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 417.887069][ T6824] [ 417.887083][ T6824] Uninit was stored to memory at: [ 417.887155][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 417.887211][ T6824] get_compat_msghdr+0x10c/0x280 [ 417.887263][ T6824] ___sys_recvmsg+0x289/0xb40 [ 417.887318][ T6824] do_recvmmsg+0x7c9/0x1200 [ 417.887372][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 417.887427][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.887490][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 417.887541][ T6824] do_fast_syscall_32+0x33/0x70 [ 417.887590][ T6824] do_SYSENTER_32+0x1b/0x20 [ 417.887639][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 417.887696][ T6824] [ 417.887704][ T6824] Uninit was stored to memory at: [ 417.887770][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 417.895890][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 417.903854][ T6824] get_compat_msghdr+0x10c/0x280 [ 417.911918][ T6802] get_compat_msghdr+0x10c/0x280 [ 417.919877][ T6824] ___sys_recvmsg+0x289/0xb40 [ 417.927957][ T6802] ___sys_recvmsg+0x289/0xb40 [ 417.930947][ T6824] do_recvmmsg+0x7c9/0x1200 [ 417.936052][ T6802] do_recvmmsg+0x7c9/0x1200 [ 417.946170][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 417.956352][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 417.959603][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.962605][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 417.967268][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 417.971405][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 417.977192][ T6824] do_fast_syscall_32+0x33/0x70 [ 417.983353][ T6802] do_fast_syscall_32+0x33/0x70 [ 417.988445][ T6824] do_SYSENTER_32+0x1b/0x20 [ 417.994339][ T6802] do_SYSENTER_32+0x1b/0x20 [ 417.999845][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.005041][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.010809][ T6824] [ 418.010818][ T6824] Uninit was stored to memory at: [ 418.015397][ T6802] [ 418.020529][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 418.026791][ T6802] Uninit was stored to memory at: [ 418.032893][ T6824] get_compat_msghdr+0x10c/0x280 [ 418.038050][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 418.043854][ T6824] ___sys_recvmsg+0x289/0xb40 [ 418.048880][ T6802] get_compat_msghdr+0x10c/0x280 [ 418.054057][ T6824] do_recvmmsg+0x7c9/0x1200 [ 418.058997][ T6802] ___sys_recvmsg+0x289/0xb40 [ 418.063740][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 418.068416][ T6802] do_recvmmsg+0x7c9/0x1200 [ 418.073158][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.078267][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 418.084158][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 418.089268][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.095144][ T6824] do_fast_syscall_32+0x33/0x70 [ 418.099656][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 418.104741][ T6824] do_SYSENTER_32+0x1b/0x20 [ 418.109851][ T6802] do_fast_syscall_32+0x33/0x70 [ 418.114786][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.121196][ T6802] do_SYSENTER_32+0x1b/0x20 [ 418.125972][ T6824] [ 418.125982][ T6824] Uninit was stored to memory at: [ 418.126058][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 418.132377][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.137383][ T6824] get_compat_msghdr+0x10c/0x280 [ 418.142324][ T6802] [ 418.146797][ T6824] ___sys_recvmsg+0x289/0xb40 [ 418.153404][ T6802] Uninit was stored to memory at: [ 418.157436][ T6824] do_recvmmsg+0x7c9/0x1200 [ 418.177212][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 418.185610][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 418.193717][ T6802] get_compat_msghdr+0x10c/0x280 [ 418.201658][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.209734][ T6802] ___sys_recvmsg+0x289/0xb40 [ 418.217702][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 418.225752][ T6802] do_recvmmsg+0x7c9/0x1200 [ 418.228772][ T6824] do_fast_syscall_32+0x33/0x70 [ 418.233904][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 418.238981][ T6824] do_SYSENTER_32+0x1b/0x20 [ 418.244003][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.248641][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.253213][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 418.257875][ T6824] [ 418.257884][ T6824] Uninit was stored to memory at: [ 418.264286][ T6802] do_fast_syscall_32+0x33/0x70 [ 418.269359][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 418.274231][ T6802] do_SYSENTER_32+0x1b/0x20 [ 418.278701][ T6824] get_compat_msghdr+0x10c/0x280 [ 418.285115][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.287420][ T6824] ___sys_recvmsg+0x289/0xb40 [ 418.292516][ T6802] [ 418.292525][ T6802] Uninit was stored to memory at: [ 418.297605][ T6824] do_recvmmsg+0x7c9/0x1200 [ 418.302875][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 418.307703][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 418.312730][ T6802] get_compat_msghdr+0x10c/0x280 [ 418.317368][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.322130][ T6802] ___sys_recvmsg+0x289/0xb40 [ 418.326618][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 418.331105][ T6802] do_recvmmsg+0x7c9/0x1200 [ 418.335855][ T6824] do_fast_syscall_32+0x33/0x70 [ 418.340537][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 418.346928][ T6824] do_SYSENTER_32+0x1b/0x20 [ 418.353342][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.358348][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.363454][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 418.368265][ T6824] [ 418.368275][ T6824] Uninit was stored to memory at: [ 418.373197][ T6802] do_fast_syscall_32+0x33/0x70 [ 418.377759][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 418.382285][ T6802] do_SYSENTER_32+0x1b/0x20 [ 418.388576][ T6824] get_compat_msghdr+0x10c/0x280 [ 418.394993][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.397287][ T6824] ___sys_recvmsg+0x289/0xb40 [ 418.402373][ T6802] [ 418.402382][ T6802] Uninit was stored to memory at: [ 418.404684][ T6824] do_recvmmsg+0x7c9/0x1200 [ 418.409840][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 418.414892][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 418.419832][ T6802] get_compat_msghdr+0x10c/0x280 [ 418.425006][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.429688][ T6802] ___sys_recvmsg+0x289/0xb40 [ 418.434697][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 418.439206][ T6802] do_recvmmsg+0x7c9/0x1200 [ 418.443953][ T6824] do_fast_syscall_32+0x33/0x70 [ 418.448633][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 418.453208][ T6824] do_SYSENTER_32+0x1b/0x20 [ 418.459520][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.464276][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.469302][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 418.475690][ T6824] [ 418.475700][ T6824] Uninit was stored to memory at: [ 418.475773][ T6824] __get_compat_msghdr+0x6ea/0x9e0 [ 418.480551][ T6802] do_fast_syscall_32+0x33/0x70 [ 418.485639][ T6824] get_compat_msghdr+0x10c/0x280 [ 418.490151][ T6802] do_SYSENTER_32+0x1b/0x20 [ 418.495063][ T6824] ___sys_recvmsg+0x289/0xb40 [ 418.501391][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.505953][ T6824] do_recvmmsg+0x7c9/0x1200 [ 418.508290][ T6802] [ 418.508299][ T6802] Uninit was stored to memory at: [ 418.513371][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 418.518525][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 418.524850][ T6824] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.529790][ T6802] get_compat_msghdr+0x10c/0x280 [ 418.532198][ T6824] __do_fast_syscall_32+0x95/0xf0 [ 418.536859][ T6802] ___sys_recvmsg+0x289/0xb40 [ 418.541982][ T6824] do_fast_syscall_32+0x33/0x70 [ 418.546491][ T6802] do_recvmmsg+0x7c9/0x1200 [ 418.551584][ T6824] do_SYSENTER_32+0x1b/0x20 [ 418.556351][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 418.561267][ T6824] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 418.567686][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 418.572415][ T6824] [ 418.572426][ T6824] Local variable msg_sys created at: [ 418.577431][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 418.581997][ T6824] do_recvmmsg+0xc9/0x1200 [ 418.586868][ T6802] do_fast_syscall_32+0x33/0x70 [ 418.591527][ T6824] __sys_recvmmsg+0x520/0x6f0 [ 418.596113][ T6802] do_SYSENTER_32+0x1b/0x20 [ 418.993710][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.000109][ T6802] [ 419.002609][ T6802] Uninit was stored to memory at: [ 419.007708][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.013051][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.018058][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.023053][ T6802] do_recvmmsg+0x7c9/0x1200 [ 419.027798][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.032736][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.039225][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 419.044492][ T6802] do_fast_syscall_32+0x33/0x70 [ 419.049395][ T6802] do_SYSENTER_32+0x1b/0x20 [ 419.054129][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.060512][ T6802] [ 419.063009][ T6802] Local variable msg_sys created at: [ 419.068302][ T6802] do_recvmmsg+0xc9/0x1200 [ 419.072965][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.262693][ T6867] netlink: 'syz-executor.0': attribute type 22 has an invalid length. [ 419.270907][ T6802] not chained 1220000 origins [ 419.273900][ T6870] netlink: 'syz-executor.1': attribute type 22 has an invalid length. [ 419.276079][ T6802] CPU: 0 PID: 6802 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 419.293978][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.304065][ T6802] Call Trace: [ 419.307362][ T6802] [ 419.310309][ T6802] dump_stack_lvl+0x200/0x28c [ 419.315041][ T6802] dump_stack+0x29/0x2c [ 419.319238][ T6802] kmsan_internal_chain_origin+0x78/0x120 [ 419.325016][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 419.331156][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 419.336321][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.342194][ T6802] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 419.347796][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 419.352967][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.358836][ T6802] ? should_fail+0x79/0x9c0 [ 419.363379][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 419.368548][ T6802] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 419.374856][ T6802] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 419.380999][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 419.386178][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.392143][ T6802] __msan_chain_origin+0xbd/0x140 [ 419.397231][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.402417][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.407416][ T6802] ? do_recvmmsg+0x7c9/0x1200 [ 419.412152][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.416899][ T6802] ? __schedule+0x176c/0x21c0 [ 419.421633][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 419.426798][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.432662][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 419.437831][ T6802] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.443702][ T6802] do_recvmmsg+0x7c9/0x1200 [ 419.448354][ T6802] ? filter_irq_stacks+0xb9/0x230 [ 419.453447][ T6802] ? kmsan_get_metadata+0x33/0x220 [ 419.458622][ T6802] ? __sys_recvmmsg+0xb9/0x6f0 [ 419.463440][ T6802] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.470012][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.474763][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.481171][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 419.486254][ T6802] do_fast_syscall_32+0x33/0x70 [ 419.491160][ T6802] do_SYSENTER_32+0x1b/0x20 [ 419.495707][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.502093][ T6802] RIP: 0023:0xf7f77549 [ 419.506191][ T6802] 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 [ 419.525844][ T6802] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 419.534307][ T6802] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 419.542314][ T6802] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 419.550316][ T6802] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 419.558317][ T6802] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 419.566313][ T6802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 419.574331][ T6802] [ 419.583086][ T6802] Uninit was stored to memory at: [ 419.588216][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.596140][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.601139][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.606230][ T6802] do_recvmmsg+0x7c9/0x1200 [ 419.610800][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.615662][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.622270][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 419.627342][ T6802] do_fast_syscall_32+0x33/0x70 [ 419.632359][ T6802] do_SYSENTER_32+0x1b/0x20 [ 419.636905][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.643434][ T6802] [ 419.645765][ T6802] Uninit was stored to memory at: [ 419.650854][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.656134][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.661128][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.665989][ T6802] do_recvmmsg+0x7c9/0x1200 [ 419.670537][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.675401][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.681985][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 419.687060][ T6802] do_fast_syscall_32+0x33/0x70 [ 419.692073][ T6802] do_SYSENTER_32+0x1b/0x20 [ 419.696649][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.703210][ T6802] [ 419.705541][ T6802] Uninit was stored to memory at: [ 419.710639][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.715985][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.720980][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.725898][ T6802] do_recvmmsg+0x7c9/0x1200 [ 419.730454][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.735375][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.741854][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 419.746924][ T6802] do_fast_syscall_32+0x33/0x70 [ 419.751984][ T6802] do_SYSENTER_32+0x1b/0x20 [ 419.756529][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.763088][ T6802] [ 419.765420][ T6802] Uninit was stored to memory at: [ 419.770511][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.775865][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.780876][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.785789][ T6802] do_recvmmsg+0x7c9/0x1200 [ 419.789694][ T6865] not chained 1230000 origins [ 419.790340][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.790402][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.795517][ T6865] CPU: 1 PID: 6865 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 419.799928][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 419.806239][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.806268][ T6865] Call Trace: [ 419.806284][ T6865] [ 419.806299][ T6865] dump_stack_lvl+0x200/0x28c [ 419.806360][ T6865] dump_stack+0x29/0x2c [ 419.816502][ T6802] do_fast_syscall_32+0x33/0x70 [ 419.821411][ T6865] kmsan_internal_chain_origin+0x78/0x120 [ 419.831561][ T6802] do_SYSENTER_32+0x1b/0x20 [ 419.834726][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 419.834794][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 419.837744][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.842403][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.842474][ T6865] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 419.846618][ T6802] [ 419.846627][ T6802] Uninit was stored to memory at: [ 419.851451][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 419.857322][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.861639][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.867783][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.872784][ T6865] ? should_fail+0x79/0x9c0 [ 419.872832][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 419.879265][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.885055][ T6865] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 419.885138][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 419.890702][ T6802] do_recvmmsg+0x7c9/0x1200 [ 419.893111][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 419.893175][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.898209][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 419.903321][ T6865] __msan_chain_origin+0xbd/0x140 [ 419.903385][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 419.908511][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.914319][ T6865] get_compat_msghdr+0x10c/0x280 [ 419.914385][ T6865] ? do_recvmmsg+0x7c9/0x1200 [ 419.919317][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 419.923806][ T6865] ___sys_recvmsg+0x289/0xb40 [ 419.923879][ T6865] ? __schedule+0x176c/0x21c0 [ 419.928987][ T6802] do_fast_syscall_32+0x33/0x70 [ 419.933661][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 419.933724][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.939969][ T6802] do_SYSENTER_32+0x1b/0x20 [ 419.946106][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 419.946169][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 419.950693][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 419.955808][ T6865] do_recvmmsg+0x7c9/0x1200 [ 419.955875][ T6865] ? filter_irq_stacks+0xb9/0x230 [ 419.961685][ T6802] [ 419.961694][ T6802] Uninit was stored to memory at: [ 419.966355][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 419.966427][ T6865] ? __sys_recvmmsg+0xb9/0x6f0 [ 419.971516][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 419.976562][ T6865] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.976636][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 419.983051][ T6802] get_compat_msghdr+0x10c/0x280 [ 419.987909][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 419.992669][ T6802] ___sys_recvmsg+0x289/0xb40 [ 419.997586][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.002331][ T6802] do_recvmmsg+0x7c9/0x1200 [ 420.006912][ T6865] do_fast_syscall_32+0x33/0x70 [ 420.011841][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 420.016834][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.022717][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.027109][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.032300][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 420.037990][ T6865] RIP: 0023:0xf7f7d549 [ 420.044411][ T6802] do_fast_syscall_32+0x33/0x70 [ 420.048798][ T6865] 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 [ 420.053904][ T6802] do_SYSENTER_32+0x1b/0x20 [ 420.056117][ T6865] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 [ 420.061125][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.066216][ T6865] ORIG_RAX: 0000000000000151 [ 420.066236][ T6865] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 420.066270][ T6865] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 420.066301][ T6865] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 420.066330][ T6865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 420.071066][ T6802] [ 420.071075][ T6802] Uninit was stored to memory at: [ 420.076173][ T6865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 420.076219][ T6865] [ 420.080312][ T6865] Uninit was stored to memory at: [ 420.082900][ T6802] __get_compat_msghdr+0x6ea/0x9e0 [ 420.082957][ T6802] get_compat_msghdr+0x10c/0x280 [ 420.083011][ T6802] ___sys_recvmsg+0x289/0xb40 [ 420.083068][ T6802] do_recvmmsg+0x7c9/0x1200 [ 420.083123][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 420.083184][ T6802] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.083247][ T6802] __do_fast_syscall_32+0x95/0xf0 [ 420.083299][ T6802] do_fast_syscall_32+0x33/0x70 [ 420.088027][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 420.092994][ T6802] do_SYSENTER_32+0x1b/0x20 [ 420.099286][ T6865] get_compat_msghdr+0x10c/0x280 [ 420.104046][ T6802] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.109054][ T6865] ___sys_recvmsg+0x289/0xb40 [ 420.113606][ T6802] [ 420.113616][ T6802] Local variable msg_sys created at: [ 420.118436][ T6865] do_recvmmsg+0x7c9/0x1200 [ 420.123198][ T6802] do_recvmmsg+0xc9/0x1200 [ 420.127662][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.134070][ T6802] __sys_recvmmsg+0x520/0x6f0 [ 420.140365][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.350435][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.355606][ T6865] do_fast_syscall_32+0x33/0x70 [ 420.360505][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.365157][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.371541][ T6865] [ 420.374012][ T6865] Uninit was stored to memory at: [ 420.379101][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 420.384373][ T6865] get_compat_msghdr+0x10c/0x280 [ 420.389384][ T6865] ___sys_recvmsg+0x289/0xb40 [ 420.394198][ T6865] do_recvmmsg+0x7c9/0x1200 [ 420.398838][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.403666][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.410057][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.415225][ T6865] do_fast_syscall_32+0x33/0x70 [ 420.420131][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.424771][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.431159][ T6865] [ 420.433582][ T6865] Uninit was stored to memory at: [ 420.438674][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 420.444187][ T6865] get_compat_msghdr+0x10c/0x280 [ 420.449188][ T6865] ___sys_recvmsg+0x289/0xb40 [ 420.454013][ T6865] do_recvmmsg+0x7c9/0x1200 [ 420.458572][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.463485][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.469878][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.475103][ T6865] do_fast_syscall_32+0x33/0x70 [ 420.480031][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.484731][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.491140][ T6865] [ 420.493629][ T6865] Uninit was stored to memory at: [ 420.498721][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 420.504038][ T6865] get_compat_msghdr+0x10c/0x280 [ 420.509031][ T6865] ___sys_recvmsg+0x289/0xb40 [ 420.513921][ T6865] do_recvmmsg+0x7c9/0x1200 [ 420.518570][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.523456][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.529850][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.535100][ T6865] do_fast_syscall_32+0x33/0x70 [ 420.540013][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.544738][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.551232][ T6865] [ 420.553739][ T6865] Uninit was stored to memory at: [ 420.558865][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 420.564190][ T6865] get_compat_msghdr+0x10c/0x280 [ 420.569184][ T6865] ___sys_recvmsg+0x289/0xb40 [ 420.574077][ T6865] do_recvmmsg+0x7c9/0x1200 [ 420.578770][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.583669][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.590061][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.595311][ T6865] do_fast_syscall_32+0x33/0x70 [ 420.600211][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.604933][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.611407][ T6865] [ 420.613898][ T6865] Uninit was stored to memory at: [ 420.618992][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 420.624327][ T6865] get_compat_msghdr+0x10c/0x280 [ 420.629320][ T6865] ___sys_recvmsg+0x289/0xb40 [ 420.634205][ T6865] do_recvmmsg+0x7c9/0x1200 [ 420.638805][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.643693][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.650081][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.655314][ T6865] do_fast_syscall_32+0x33/0x70 [ 420.660213][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.664933][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.671319][ T6865] [ 420.673812][ T6865] Uninit was stored to memory at: [ 420.678907][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 420.684224][ T6865] get_compat_msghdr+0x10c/0x280 [ 420.689222][ T6865] ___sys_recvmsg+0x289/0xb40 [ 420.694110][ T6865] do_recvmmsg+0x7c9/0x1200 [ 420.698667][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.703551][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.709936][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 420.715099][ T6865] do_fast_syscall_32+0x33/0x70 23:18:18 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 420.719998][ T6865] do_SYSENTER_32+0x1b/0x20 [ 420.724705][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 420.731090][ T6865] [ 420.733585][ T6865] Local variable msg_sys created at: [ 420.738876][ T6865] do_recvmmsg+0xc9/0x1200 [ 420.743506][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 420.789502][ T6842] not chained 1240000 origins [ 420.794408][ T6842] CPU: 1 PID: 6842 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 420.804523][ T6842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.814610][ T6842] Call Trace: [ 420.817951][ T6842] [ 420.820895][ T6842] dump_stack_lvl+0x200/0x28c [ 420.825629][ T6842] dump_stack+0x29/0x2c [ 420.829829][ T6842] kmsan_internal_chain_origin+0x78/0x120 [ 420.835606][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 420.841730][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 420.846900][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 420.852776][ T6842] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 420.858381][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 420.863545][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 420.869440][ T6842] ? should_fail+0x79/0x9c0 [ 420.873983][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 420.879156][ T6842] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 420.885468][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 420.891597][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 420.896761][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 420.902626][ T6842] __msan_chain_origin+0xbd/0x140 [ 420.907703][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 420.912888][ T6842] get_compat_msghdr+0x10c/0x280 [ 420.917883][ T6842] ? do_recvmmsg+0x7c9/0x1200 [ 420.922614][ T6842] ___sys_recvmsg+0x289/0xb40 [ 420.927352][ T6842] ? __schedule+0x176c/0x21c0 [ 420.932088][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 420.937252][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 420.943114][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 420.948274][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 420.954131][ T6842] do_recvmmsg+0x7c9/0x1200 [ 420.958702][ T6842] ? filter_irq_stacks+0xb9/0x230 [ 420.963786][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 420.968952][ T6842] ? __sys_recvmmsg+0xb9/0x6f0 [ 420.973761][ T6842] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.980315][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 420.985056][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 420.991459][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 420.996532][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.001421][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.005961][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.012337][ T6842] RIP: 0023:0xf7f39549 [ 421.016421][ T6842] 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 [ 421.036065][ T6842] RSP: 002b:00000000f7ef25cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 421.044512][ T6842] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 421.052512][ T6842] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 421.060505][ T6842] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 421.068496][ T6842] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 421.076507][ T6842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 421.084515][ T6842] [ 421.092607][ T6842] Uninit was stored to memory at: [ 421.097712][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.103944][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.108936][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.113794][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.118372][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.123189][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.129594][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.134759][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.139660][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.144307][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.150683][ T6842] [ 421.153097][ T6842] Uninit was stored to memory at: [ 421.158190][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.163456][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.168448][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.173278][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.177828][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.182639][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.189115][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.194282][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.199178][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.203821][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.210196][ T6842] [ 421.212661][ T6842] Uninit was stored to memory at: [ 421.217751][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.223000][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.227985][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.232848][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.237397][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.242274][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.248661][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.253894][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.258796][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.263500][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.269881][ T6842] [ 421.272372][ T6842] Uninit was stored to memory at: [ 421.277466][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.282778][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.287772][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.292682][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.297242][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.302125][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.308519][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.313748][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.318640][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.323292][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.329677][ T6842] [ 421.332153][ T6842] Uninit was stored to memory at: [ 421.337245][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.342494][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.347480][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.352374][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.356936][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.361698][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.368287][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.373635][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.378544][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.383258][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.389668][ T6842] [ 421.392171][ T6842] Uninit was stored to memory at: [ 421.397267][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.402582][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.407570][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.412453][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.417007][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.421902][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.428289][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.433514][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.438415][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.443140][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.449527][ T6842] [ 421.451990][ T6842] Uninit was stored to memory at: [ 421.457084][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.462437][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.467430][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.472323][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.476884][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.481612][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.488181][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.493357][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.498255][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.502958][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.509340][ T6842] [ 421.511697][ T6842] Local variable msg_sys created at: [ 421.517172][ T6842] do_recvmmsg+0xc9/0x1200 [ 421.521645][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.583130][ T6842] not chained 1250000 origins [ 421.587888][ T6842] CPU: 0 PID: 6842 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 421.597995][ T6842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.608068][ T6842] Call Trace: [ 421.611354][ T6842] [ 421.614301][ T6842] dump_stack_lvl+0x200/0x28c [ 421.619037][ T6842] dump_stack+0x29/0x2c [ 421.623229][ T6842] kmsan_internal_chain_origin+0x78/0x120 [ 421.629018][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 421.635137][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 421.640311][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 421.646182][ T6842] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 421.651778][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 421.656938][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 421.662799][ T6842] ? should_fail+0x79/0x9c0 [ 421.667333][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 421.672489][ T6842] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 421.678780][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 421.684902][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 421.690061][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 421.695916][ T6842] __msan_chain_origin+0xbd/0x140 [ 421.700984][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.706160][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.711147][ T6842] ? do_recvmmsg+0x7c9/0x1200 [ 421.715877][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.720608][ T6842] ? __schedule+0x176c/0x21c0 [ 421.725329][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 421.730487][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 421.736341][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 421.741501][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 421.747363][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.751915][ T6842] ? filter_irq_stacks+0xb9/0x230 [ 421.756998][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 421.762168][ T6842] ? __sys_recvmmsg+0xb9/0x6f0 [ 421.766974][ T6842] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.773529][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.778263][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.784651][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.789734][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.794623][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.799164][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.805539][ T6842] RIP: 0023:0xf7f39549 [ 421.809623][ T6842] 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 [ 421.829285][ T6842] RSP: 002b:00000000f7ef25cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 421.837725][ T6842] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 421.845717][ T6842] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 421.853712][ T6842] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 421.861704][ T6842] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 421.869695][ T6842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 421.877702][ T6842] [ 421.886715][ T6842] Uninit was stored to memory at: [ 421.893015][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.898186][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.903300][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.908039][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.912720][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.917450][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.923954][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.929023][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.934041][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.938584][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 421.945090][ T6842] [ 421.947432][ T6842] Uninit was stored to memory at: [ 421.952618][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 421.957780][ T6842] get_compat_msghdr+0x10c/0x280 [ 421.962889][ T6842] ___sys_recvmsg+0x289/0xb40 [ 421.967617][ T6842] do_recvmmsg+0x7c9/0x1200 [ 421.972280][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 421.977007][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 421.983511][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 421.988584][ T6842] do_fast_syscall_32+0x33/0x70 [ 421.993596][ T6842] do_SYSENTER_32+0x1b/0x20 [ 421.998156][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.004674][ T6842] [ 422.007012][ T6842] Uninit was stored to memory at: [ 422.012250][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.017406][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.022524][ T6842] ___sys_recvmsg+0x289/0xb40 [ 422.027255][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.031928][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.036657][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.043178][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 422.048247][ T6842] do_fast_syscall_32+0x33/0x70 [ 422.053255][ T6842] do_SYSENTER_32+0x1b/0x20 [ 422.057797][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.064294][ T6842] [ 422.066626][ T6842] Uninit was stored to memory at: [ 422.071882][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.077056][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.082187][ T6842] ___sys_recvmsg+0x289/0xb40 23:18:20 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.current\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) fdatasync(r0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x15) madvise(&(0x7f0000015000/0x2000)=nil, 0x2000, 0x9) [ 422.086918][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.091473][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.096327][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.102808][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 422.107878][ T6842] do_fast_syscall_32+0x33/0x70 [ 422.112903][ T6842] do_SYSENTER_32+0x1b/0x20 [ 422.117443][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.124003][ T6842] [ 422.126333][ T6842] Uninit was stored to memory at: [ 422.131423][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.136730][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.141859][ T6842] ___sys_recvmsg+0x289/0xb40 [ 422.146590][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.151132][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.155993][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.162473][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 422.167542][ T6842] do_fast_syscall_32+0x33/0x70 [ 422.172630][ T6842] do_SYSENTER_32+0x1b/0x20 [ 422.177225][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.183788][ T6842] [ 422.186116][ T6842] Uninit was stored to memory at: [ 422.191231][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.196568][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.201559][ T6842] ___sys_recvmsg+0x289/0xb40 [ 422.206476][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.211025][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.215945][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.222439][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 422.227513][ T6842] do_fast_syscall_32+0x33/0x70 [ 422.232587][ T6842] do_SYSENTER_32+0x1b/0x20 [ 422.237129][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.243705][ T6842] [ 422.246055][ T6842] Uninit was stored to memory at: [ 422.251163][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.256497][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.261485][ T6842] ___sys_recvmsg+0x289/0xb40 [ 422.266333][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.270887][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.275791][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.282276][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 422.287348][ T6842] do_fast_syscall_32+0x33/0x70 [ 422.292360][ T6842] do_SYSENTER_32+0x1b/0x20 [ 422.296909][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.303472][ T6842] [ 422.305804][ T6842] Local variable msg_sys created at: [ 422.311093][ T6842] do_recvmmsg+0xc9/0x1200 [ 422.315752][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.586400][ T6842] not chained 1260000 origins [ 422.591332][ T6842] CPU: 1 PID: 6842 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 422.601448][ T6842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.611543][ T6842] Call Trace: [ 422.614846][ T6842] [ 422.617798][ T6842] dump_stack_lvl+0x200/0x28c [ 422.622558][ T6842] dump_stack+0x29/0x2c [ 422.626757][ T6842] kmsan_internal_chain_origin+0x78/0x120 [ 422.632536][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 422.638660][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 422.643833][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 422.649710][ T6842] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 422.655319][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 422.660502][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 422.666376][ T6842] ? should_fail+0x79/0x9c0 [ 422.670915][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 422.676166][ T6842] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 422.682464][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 422.688587][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 422.693755][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 422.699626][ T6842] __msan_chain_origin+0xbd/0x140 [ 422.704717][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.709906][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.714903][ T6842] ? do_recvmmsg+0x7c9/0x1200 [ 422.719636][ T6842] ___sys_recvmsg+0x289/0xb40 [ 422.724379][ T6842] ? __schedule+0x176c/0x21c0 [ 422.729120][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 422.734289][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 422.740155][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 422.745332][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 422.751204][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.755763][ T6842] ? filter_irq_stacks+0xb9/0x230 [ 422.760863][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 422.766040][ T6842] ? __sys_recvmmsg+0xb9/0x6f0 [ 422.770861][ T6842] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.777427][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.782169][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.788565][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 422.793640][ T6842] do_fast_syscall_32+0x33/0x70 [ 422.798550][ T6842] do_SYSENTER_32+0x1b/0x20 [ 422.803107][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.809492][ T6842] RIP: 0023:0xf7f39549 [ 422.813585][ T6842] 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 [ 422.833242][ T6842] RSP: 002b:00000000f7ef25cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 422.841714][ T6842] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 422.849717][ T6842] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 422.857720][ T6842] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 422.865745][ T6842] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 422.873750][ T6842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 422.881769][ T6842] [ 422.897430][ T6842] Uninit was stored to memory at: [ 422.907424][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.912687][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.917678][ T6842] ___sys_recvmsg+0x289/0xb40 [ 422.922506][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.927061][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.931877][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.938264][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 422.943426][ T6842] do_fast_syscall_32+0x33/0x70 [ 422.948326][ T6842] do_SYSENTER_32+0x1b/0x20 [ 422.952972][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 422.959348][ T6842] [ 422.961677][ T6842] Uninit was stored to memory at: [ 422.966865][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 422.972109][ T6842] get_compat_msghdr+0x10c/0x280 [ 422.977114][ T6842] ___sys_recvmsg+0x289/0xb40 [ 422.981938][ T6842] do_recvmmsg+0x7c9/0x1200 [ 422.986581][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 422.991339][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 422.997854][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 423.003016][ T6842] do_fast_syscall_32+0x33/0x70 [ 423.007912][ T6842] do_SYSENTER_32+0x1b/0x20 [ 423.012544][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 423.018927][ T6842] [ 423.021258][ T6842] Uninit was stored to memory at: [ 423.026443][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 423.031602][ T6842] get_compat_msghdr+0x10c/0x280 [ 423.036717][ T6842] ___sys_recvmsg+0x289/0xb40 [ 423.041451][ T6842] do_recvmmsg+0x7c9/0x1200 [ 423.046107][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 423.050837][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 423.057329][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 423.062495][ T6842] do_fast_syscall_32+0x33/0x70 [ 423.067394][ T6842] do_SYSENTER_32+0x1b/0x20 [ 423.072036][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 423.078412][ T6842] [ 423.080746][ T6842] Uninit was stored to memory at: [ 423.085937][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 423.091094][ T6842] get_compat_msghdr+0x10c/0x280 [ 423.096181][ T6842] ___sys_recvmsg+0x289/0xb40 [ 423.100927][ T6842] do_recvmmsg+0x7c9/0x1200 [ 423.105582][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 423.110311][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 423.116797][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 423.121963][ T6842] do_fast_syscall_32+0x33/0x70 [ 423.126865][ T6842] do_SYSENTER_32+0x1b/0x20 [ 423.131416][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 423.137897][ T6842] [ 423.140240][ T6842] Uninit was stored to memory at: [ 423.145519][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 423.150683][ T6842] get_compat_msghdr+0x10c/0x280 [ 423.155772][ T6842] ___sys_recvmsg+0x289/0xb40 [ 423.160501][ T6842] do_recvmmsg+0x7c9/0x1200 [ 423.165172][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 423.169904][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 423.176398][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 423.181471][ T6842] do_fast_syscall_32+0x33/0x70 [ 423.186460][ T6842] do_SYSENTER_32+0x1b/0x20 [ 423.191015][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c 23:18:21 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 423.197500][ T6842] [ 423.199842][ T6842] Uninit was stored to memory at: [ 423.205025][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 423.210218][ T6842] get_compat_msghdr+0x10c/0x280 [ 423.215387][ T6842] ___sys_recvmsg+0x289/0xb40 [ 423.220132][ T6842] do_recvmmsg+0x7c9/0x1200 [ 423.224790][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 423.229521][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 423.236020][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 423.241090][ T6842] do_fast_syscall_32+0x33/0x70 [ 423.246082][ T6842] do_SYSENTER_32+0x1b/0x20 [ 423.250640][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 423.257131][ T6842] [ 423.259458][ T6842] Uninit was stored to memory at: [ 423.264639][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 423.269802][ T6842] get_compat_msghdr+0x10c/0x280 [ 423.274880][ T6842] ___sys_recvmsg+0x289/0xb40 [ 423.279608][ T6842] do_recvmmsg+0x7c9/0x1200 [ 423.284289][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 423.289023][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 423.295527][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 423.300817][ T6842] do_fast_syscall_32+0x33/0x70 [ 423.305824][ T6842] do_SYSENTER_32+0x1b/0x20 [ 423.310369][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 423.316845][ T6842] [ 423.319174][ T6842] Local variable msg_sys created at: [ 423.324570][ T6842] do_recvmmsg+0xc9/0x1200 [ 423.329032][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 423.741076][ T6842] not chained 1270000 origins [ 423.746184][ T6842] CPU: 1 PID: 6842 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 423.756308][ T6842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.766395][ T6842] Call Trace: [ 423.769699][ T6842] [ 423.772652][ T6842] dump_stack_lvl+0x200/0x28c [ 423.777385][ T6842] dump_stack+0x29/0x2c [ 423.781585][ T6842] kmsan_internal_chain_origin+0x78/0x120 [ 423.787373][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 423.793500][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 423.798671][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 423.804546][ T6842] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 423.810160][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 423.815334][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 423.821207][ T6842] ? should_fail+0x79/0x9c0 [ 423.825745][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 423.830910][ T6842] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 423.837237][ T6842] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 423.843372][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 423.848544][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 423.854411][ T6842] __msan_chain_origin+0xbd/0x140 [ 423.859493][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 423.864686][ T6842] get_compat_msghdr+0x10c/0x280 [ 423.869686][ T6842] ? do_recvmmsg+0x7c9/0x1200 [ 423.874426][ T6842] ___sys_recvmsg+0x289/0xb40 [ 423.879170][ T6842] ? __schedule+0x176c/0x21c0 [ 423.883899][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 423.889069][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 423.894942][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 423.900193][ T6842] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 423.906058][ T6842] do_recvmmsg+0x7c9/0x1200 [ 423.910624][ T6842] ? filter_irq_stacks+0xb9/0x230 [ 423.915724][ T6842] ? kmsan_get_metadata+0x33/0x220 [ 423.920898][ T6842] ? __sys_recvmmsg+0xb9/0x6f0 [ 423.925716][ T6842] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 423.932282][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 423.937025][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 423.943417][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 423.948493][ T6842] do_fast_syscall_32+0x33/0x70 [ 423.953397][ T6842] do_SYSENTER_32+0x1b/0x20 [ 423.957944][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 423.964327][ T6842] RIP: 0023:0xf7f39549 [ 423.968423][ T6842] 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 [ 423.988079][ T6842] RSP: 002b:00000000f7ef25cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 423.996711][ T6842] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 424.004715][ T6842] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 424.012726][ T6842] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 424.020726][ T6842] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 424.028727][ T6842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 424.036747][ T6842] [ 424.044219][ T6842] Uninit was stored to memory at: [ 424.049344][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 424.055208][ T6842] get_compat_msghdr+0x10c/0x280 [ 424.060204][ T6842] ___sys_recvmsg+0x289/0xb40 [ 424.065038][ T6842] do_recvmmsg+0x7c9/0x1200 [ 424.069624][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.074462][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.080853][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 424.086035][ T6842] do_fast_syscall_32+0x33/0x70 [ 424.090931][ T6842] do_SYSENTER_32+0x1b/0x20 [ 424.095586][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.102063][ T6842] [ 424.104404][ T6842] Uninit was stored to memory at: [ 424.109501][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 424.114807][ T6842] get_compat_msghdr+0x10c/0x280 [ 424.119822][ T6842] ___sys_recvmsg+0x289/0xb40 [ 424.124646][ T6842] do_recvmmsg+0x7c9/0x1200 [ 424.129207][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.134028][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 23:18:22 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.current\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) fdatasync(r0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x15) madvise(&(0x7f0000015000/0x2000)=nil, 0x2000, 0x9) [ 424.140419][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 424.145584][ T6842] do_fast_syscall_32+0x33/0x70 [ 424.150480][ T6842] do_SYSENTER_32+0x1b/0x20 [ 424.155116][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.161497][ T6842] [ 424.163918][ T6842] Uninit was stored to memory at: [ 424.169009][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 424.174265][ T6842] get_compat_msghdr+0x10c/0x280 [ 424.179255][ T6842] ___sys_recvmsg+0x289/0xb40 [ 424.184075][ T6842] do_recvmmsg+0x7c9/0x1200 [ 424.188632][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.193458][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.199848][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 424.205081][ T6842] do_fast_syscall_32+0x33/0x70 [ 424.209997][ T6842] do_SYSENTER_32+0x1b/0x20 [ 424.214677][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.221061][ T6842] [ 424.223494][ T6842] Uninit was stored to memory at: [ 424.228595][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 424.233876][ T6842] get_compat_msghdr+0x10c/0x280 [ 424.238863][ T6842] ___sys_recvmsg+0x289/0xb40 [ 424.243680][ T6842] do_recvmmsg+0x7c9/0x1200 [ 424.248236][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.253047][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.259433][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 424.264589][ T6842] do_fast_syscall_32+0x33/0x70 [ 424.269481][ T6842] do_SYSENTER_32+0x1b/0x20 [ 424.274171][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.280553][ T6842] [ 424.282972][ T6842] Uninit was stored to memory at: [ 424.288064][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 424.293313][ T6842] get_compat_msghdr+0x10c/0x280 [ 424.298298][ T6842] ___sys_recvmsg+0x289/0xb40 [ 424.303111][ T6842] do_recvmmsg+0x7c9/0x1200 [ 424.307662][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.312487][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.318873][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 424.324058][ T6842] do_fast_syscall_32+0x33/0x70 [ 424.328967][ T6842] do_SYSENTER_32+0x1b/0x20 [ 424.333616][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.339995][ T6842] [ 424.342413][ T6842] Uninit was stored to memory at: [ 424.347585][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 424.352838][ T6842] get_compat_msghdr+0x10c/0x280 [ 424.357828][ T6842] ___sys_recvmsg+0x289/0xb40 [ 424.362636][ T6842] do_recvmmsg+0x7c9/0x1200 [ 424.367190][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.371997][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.378377][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 424.383550][ T6842] do_fast_syscall_32+0x33/0x70 [ 424.388450][ T6842] do_SYSENTER_32+0x1b/0x20 [ 424.393207][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.399588][ T6842] [ 424.402001][ T6842] Uninit was stored to memory at: [ 424.407087][ T6842] __get_compat_msghdr+0x6ea/0x9e0 [ 424.412330][ T6842] get_compat_msghdr+0x10c/0x280 [ 424.417328][ T6842] ___sys_recvmsg+0x289/0xb40 [ 424.422134][ T6842] do_recvmmsg+0x7c9/0x1200 [ 424.426678][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.431500][ T6842] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.437990][ T6842] __do_fast_syscall_32+0x95/0xf0 [ 424.443160][ T6842] do_fast_syscall_32+0x33/0x70 [ 424.448052][ T6842] do_SYSENTER_32+0x1b/0x20 [ 424.452683][ T6842] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.459066][ T6842] [ 424.461418][ T6842] Local variable msg_sys created at: [ 424.466802][ T6842] do_recvmmsg+0xc9/0x1200 [ 424.471265][ T6842] __sys_recvmmsg+0x520/0x6f0 [ 424.743531][ T6865] not chained 1280000 origins [ 424.748363][ T6865] CPU: 1 PID: 6865 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 424.758472][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.768563][ T6865] Call Trace: [ 424.771866][ T6865] [ 424.774816][ T6865] dump_stack_lvl+0x200/0x28c [ 424.779547][ T6865] dump_stack+0x29/0x2c [ 424.783742][ T6865] kmsan_internal_chain_origin+0x78/0x120 [ 424.789526][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 424.795646][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 424.800814][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 424.806682][ T6865] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 424.812285][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 424.817450][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 424.823323][ T6865] ? should_fail+0x79/0x9c0 [ 424.827869][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 424.833033][ T6865] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 424.839333][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 424.845459][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 424.850631][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 424.856495][ T6865] __msan_chain_origin+0xbd/0x140 [ 424.861576][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 424.866769][ T6865] get_compat_msghdr+0x10c/0x280 [ 424.871771][ T6865] ? do_recvmmsg+0x7c9/0x1200 [ 424.876516][ T6865] ___sys_recvmsg+0x289/0xb40 [ 424.881269][ T6865] ? __schedule+0x176c/0x21c0 [ 424.885999][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 424.891169][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 424.897032][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 424.902204][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 424.908075][ T6865] do_recvmmsg+0x7c9/0x1200 [ 424.912655][ T6865] ? filter_irq_stacks+0xb9/0x230 [ 424.917749][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 424.922925][ T6865] ? __sys_recvmmsg+0xb9/0x6f0 [ 424.927739][ T6865] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.934313][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 424.939055][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 424.945455][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 424.950540][ T6865] do_fast_syscall_32+0x33/0x70 [ 424.955438][ T6865] do_SYSENTER_32+0x1b/0x20 [ 424.959989][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 424.966366][ T6865] RIP: 0023:0xf7f7d549 [ 424.970459][ T6865] 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 [ 424.990111][ T6865] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 424.998566][ T6865] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 425.006572][ T6865] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 425.014572][ T6865] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 425.022574][ T6865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 425.030569][ T6865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 425.038586][ T6865] [ 425.047707][ T6865] Uninit was stored to memory at: [ 425.053803][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 425.058965][ T6865] get_compat_msghdr+0x10c/0x280 [ 425.064061][ T6865] ___sys_recvmsg+0x289/0xb40 [ 425.068796][ T6865] do_recvmmsg+0x7c9/0x1200 [ 425.073439][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.078162][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.084637][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 425.089711][ T6865] do_fast_syscall_32+0x33/0x70 [ 425.094696][ T6865] do_SYSENTER_32+0x1b/0x20 [ 425.099244][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.105723][ T6865] [ 425.108060][ T6865] Uninit was stored to memory at: [ 425.113250][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 425.118416][ T6865] get_compat_msghdr+0x10c/0x280 [ 425.123492][ T6865] ___sys_recvmsg+0x289/0xb40 [ 425.128219][ T6865] do_recvmmsg+0x7c9/0x1200 [ 425.132863][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.137586][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.144046][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 425.149116][ T6865] do_fast_syscall_32+0x33/0x70 [ 425.154099][ T6865] do_SYSENTER_32+0x1b/0x20 [ 425.158645][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.165113][ T6865] [ 425.167468][ T6865] Uninit was stored to memory at: [ 425.172647][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 425.177814][ T6865] get_compat_msghdr+0x10c/0x280 [ 425.182895][ T6865] ___sys_recvmsg+0x289/0xb40 [ 425.187626][ T6865] do_recvmmsg+0x7c9/0x1200 [ 425.192271][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.197007][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.203557][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 425.208637][ T6865] do_fast_syscall_32+0x33/0x70 [ 425.213722][ T6865] do_SYSENTER_32+0x1b/0x20 [ 425.215787][ T6880] not chained 1290000 origins [ 425.218276][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.218338][ T6865] [ 425.218348][ T6865] Uninit was stored to memory at: [ 425.218421][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 425.223281][ T6880] CPU: 0 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 425.229576][ T6865] get_compat_msghdr+0x10c/0x280 [ 425.231892][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.231919][ T6880] Call Trace: [ 425.231934][ T6880] [ 425.231951][ T6880] dump_stack_lvl+0x200/0x28c [ 425.236984][ T6865] ___sys_recvmsg+0x289/0xb40 [ 425.242086][ T6880] dump_stack+0x29/0x2c [ 425.242136][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 425.252275][ T6865] do_recvmmsg+0x7c9/0x1200 [ 425.257123][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 425.267258][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.270447][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 425.273443][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.278027][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 425.282797][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 425.286826][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 425.292615][ T6865] do_fast_syscall_32+0x33/0x70 [ 425.297027][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 425.303151][ T6865] do_SYSENTER_32+0x1b/0x20 [ 425.307733][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 425.312901][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.319140][ T6880] ? should_fail+0x79/0x9c0 [ 425.325003][ T6865] [ 425.329943][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 425.335623][ T6865] Uninit was stored to memory at: [ 425.340326][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 425.345595][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 425.349911][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 425.355780][ T6865] get_compat_msghdr+0x10c/0x280 [ 425.362013][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 425.362077][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 425.366578][ T6865] ___sys_recvmsg+0x289/0xb40 [ 425.368895][ T6880] __msan_chain_origin+0xbd/0x140 [ 425.374062][ T6865] do_recvmmsg+0x7c9/0x1200 [ 425.379011][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 425.385340][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.390342][ T6880] get_compat_msghdr+0x10c/0x280 [ 425.396470][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.401410][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 425.406666][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 425.412386][ T6880] ___sys_recvmsg+0x289/0xb40 [ 425.412460][ T6880] ? __schedule+0x176c/0x21c0 [ 425.417127][ T6865] do_fast_syscall_32+0x33/0x70 [ 425.422346][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 425.422419][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 425.426949][ T6865] do_SYSENTER_32+0x1b/0x20 [ 425.432052][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 425.432116][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 425.432186][ T6880] do_recvmmsg+0x7c9/0x1200 [ 425.436838][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.441766][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 425.441846][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 425.448157][ T6865] [ 425.448168][ T6865] Uninit was stored to memory at: [ 425.448242][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 425.452833][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 425.452896][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.457915][ T6865] get_compat_msghdr+0x10c/0x280 [ 425.462580][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 425.462664][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.467318][ T6865] ___sys_recvmsg+0x289/0xb40 [ 425.472165][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 425.472226][ T6880] do_fast_syscall_32+0x33/0x70 [ 425.477328][ T6865] do_recvmmsg+0x7c9/0x1200 [ 425.483118][ T6880] do_SYSENTER_32+0x1b/0x20 [ 425.483172][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.483234][ T6880] RIP: 0023:0xf7f77549 [ 425.487715][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.492809][ T6880] 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 [ 425.492858][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 425.492904][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 425.498694][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.503182][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 425.503213][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 425.503242][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 425.503271][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 425.509571][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 425.514591][ T6880] [ 425.517262][ T6880] Uninit was stored to memory at: [ 425.519775][ T6865] do_fast_syscall_32+0x33/0x70 [ 425.522527][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 425.527220][ T6865] do_SYSENTER_32+0x1b/0x20 [ 425.532426][ T6880] get_compat_msghdr+0x10c/0x280 [ 425.537142][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.543739][ T6880] ___sys_recvmsg+0x289/0xb40 [ 425.548637][ T6865] [ 425.548646][ T6865] Uninit was stored to memory at: [ 425.548719][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 425.553392][ T6880] do_recvmmsg+0x7c9/0x1200 [ 425.559689][ T6865] get_compat_msghdr+0x10c/0x280 [ 425.564455][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 425.569431][ T6865] ___sys_recvmsg+0x289/0xb40 [ 425.574368][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.578825][ T6865] do_recvmmsg+0x7c9/0x1200 [ 425.583441][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 425.589755][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.593919][ T6880] do_fast_syscall_32+0x33/0x70 [ 425.598564][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.618366][ T6880] do_SYSENTER_32+0x1b/0x20 [ 425.626828][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 425.634925][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.641302][ T6865] do_fast_syscall_32+0x33/0x70 [ 425.649374][ T6880] [ 425.657381][ T6865] do_SYSENTER_32+0x1b/0x20 [ 425.665468][ T6880] Uninit was stored to memory at: [ 425.673479][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.678551][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 425.681497][ T6865] [ 425.681507][ T6865] Local variable msg_sys created at: [ 425.686604][ T6880] get_compat_msghdr+0x10c/0x280 [ 425.691411][ T6865] do_recvmmsg+0xc9/0x1200 [ 425.696607][ T6880] ___sys_recvmsg+0x289/0xb40 [ 425.701067][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 425.706085][ T6880] do_recvmmsg+0x7c9/0x1200 [ 425.856338][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 425.861077][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.867593][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 425.872767][ T6880] do_fast_syscall_32+0x33/0x70 [ 425.877666][ T6880] do_SYSENTER_32+0x1b/0x20 [ 425.882343][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.888726][ T6880] [ 425.891062][ T6880] Uninit was stored to memory at: [ 425.896278][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 425.901445][ T6880] get_compat_msghdr+0x10c/0x280 [ 425.906554][ T6880] ___sys_recvmsg+0x289/0xb40 [ 425.911291][ T6880] do_recvmmsg+0x7c9/0x1200 [ 425.915972][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 425.920700][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.927214][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 425.932378][ T6880] do_fast_syscall_32+0x33/0x70 [ 425.937273][ T6880] do_SYSENTER_32+0x1b/0x20 [ 425.941943][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 425.948325][ T6880] [ 425.950650][ T6880] Uninit was stored to memory at: [ 425.955866][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 425.961026][ T6880] get_compat_msghdr+0x10c/0x280 [ 425.966129][ T6880] ___sys_recvmsg+0x289/0xb40 [ 425.970861][ T6880] do_recvmmsg+0x7c9/0x1200 [ 425.975526][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 425.980251][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 425.986766][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 425.991934][ T6880] do_fast_syscall_32+0x33/0x70 [ 425.996830][ T6880] do_SYSENTER_32+0x1b/0x20 [ 426.001368][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 426.007873][ T6880] [ 426.010212][ T6880] Uninit was stored to memory at: [ 426.015418][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 426.020577][ T6880] get_compat_msghdr+0x10c/0x280 [ 426.025684][ T6880] ___sys_recvmsg+0x289/0xb40 [ 426.030416][ T6880] do_recvmmsg+0x7c9/0x1200 [ 426.035093][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 426.039823][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 426.046325][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 426.051401][ T6880] do_fast_syscall_32+0x33/0x70 [ 426.056422][ T6880] do_SYSENTER_32+0x1b/0x20 [ 426.060972][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 426.067474][ T6880] [ 426.069803][ T6880] Uninit was stored to memory at: [ 426.075008][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 426.080190][ T6880] get_compat_msghdr+0x10c/0x280 [ 426.085329][ T6880] ___sys_recvmsg+0x289/0xb40 [ 426.090067][ T6880] do_recvmmsg+0x7c9/0x1200 [ 426.094740][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 426.099468][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 426.106145][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 426.111215][ T6880] do_fast_syscall_32+0x33/0x70 [ 426.116230][ T6880] do_SYSENTER_32+0x1b/0x20 [ 426.120777][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 426.127274][ T6880] [ 426.129607][ T6880] Uninit was stored to memory at: [ 426.134820][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 426.139976][ T6880] get_compat_msghdr+0x10c/0x280 [ 426.145082][ T6880] ___sys_recvmsg+0x289/0xb40 23:18:24 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.current\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) fdatasync(r0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x15) madvise(&(0x7f0000015000/0x2000)=nil, 0x2000, 0x9) [ 426.149829][ T6880] do_recvmmsg+0x7c9/0x1200 [ 426.154506][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 426.159235][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 426.165750][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 426.170852][ T6880] do_fast_syscall_32+0x33/0x70 [ 426.175866][ T6880] do_SYSENTER_32+0x1b/0x20 [ 426.180408][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 426.186908][ T6880] [ 426.189241][ T6880] Local variable msg_sys created at: [ 426.194711][ T6880] do_recvmmsg+0xc9/0x1200 [ 426.199182][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 426.218436][ T6892] netlink: 'syz-executor.3': attribute type 22 has an invalid length. 23:18:24 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 426.586497][ T6890] not chained 1300000 origins [ 426.591312][ T6890] CPU: 0 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 426.601423][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.611508][ T6890] Call Trace: [ 426.614802][ T6890] [ 426.617743][ T6890] dump_stack_lvl+0x200/0x28c [ 426.622475][ T6890] dump_stack+0x29/0x2c [ 426.626756][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 426.632534][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 426.638661][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 426.643833][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 426.649700][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 426.655302][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 426.660460][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 426.666326][ T6890] ? should_fail+0x79/0x9c0 [ 426.670873][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 426.676038][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 426.682336][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 426.688565][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 426.693746][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 426.699616][ T6890] __msan_chain_origin+0xbd/0x140 [ 426.704698][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 426.709887][ T6890] get_compat_msghdr+0x10c/0x280 [ 426.714879][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 426.719614][ T6890] ___sys_recvmsg+0x289/0xb40 [ 426.724370][ T6890] ? __schedule+0x176c/0x21c0 [ 426.729110][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 426.734292][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 426.740171][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 426.745342][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 426.751216][ T6890] do_recvmmsg+0x7c9/0x1200 [ 426.755778][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 426.760876][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 426.766047][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 426.770873][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 426.777454][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 426.782203][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 426.788601][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 426.793682][ T6890] do_fast_syscall_32+0x33/0x70 [ 426.798581][ T6890] do_SYSENTER_32+0x1b/0x20 [ 426.803131][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 426.809517][ T6890] RIP: 0023:0xf7f7a549 [ 426.813616][ T6890] 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 [ 426.833269][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 426.841731][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 426.849736][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 426.857734][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 426.865733][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 426.873730][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 426.881747][ T6890] [ 426.887115][ T6890] Uninit was stored to memory at: [ 426.892662][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 426.897825][ T6890] get_compat_msghdr+0x10c/0x280 [ 426.902953][ T6890] ___sys_recvmsg+0x289/0xb40 [ 426.907713][ T6890] do_recvmmsg+0x7c9/0x1200 [ 426.912404][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 426.917131][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 426.923644][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 426.928715][ T6890] do_fast_syscall_32+0x33/0x70 [ 426.933724][ T6890] do_SYSENTER_32+0x1b/0x20 [ 426.938266][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 426.944773][ T6890] [ 426.947102][ T6890] Uninit was stored to memory at: [ 426.952286][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 426.957442][ T6890] get_compat_msghdr+0x10c/0x280 [ 426.962546][ T6890] ___sys_recvmsg+0x289/0xb40 [ 426.967289][ T6890] do_recvmmsg+0x7c9/0x1200 [ 426.971962][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 426.976692][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 426.983217][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 426.988299][ T6890] do_fast_syscall_32+0x33/0x70 [ 426.993371][ T6890] do_SYSENTER_32+0x1b/0x20 [ 426.997927][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.004506][ T6890] [ 427.006842][ T6890] Uninit was stored to memory at: [ 427.012086][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 427.017252][ T6890] get_compat_msghdr+0x10c/0x280 [ 427.022425][ T6890] ___sys_recvmsg+0x289/0xb40 [ 427.027161][ T6890] do_recvmmsg+0x7c9/0x1200 [ 427.031834][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 427.036559][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.043067][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 427.048169][ T6890] do_fast_syscall_32+0x33/0x70 [ 427.053253][ T6890] do_SYSENTER_32+0x1b/0x20 [ 427.057794][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.064368][ T6890] [ 427.066702][ T6890] Uninit was stored to memory at: [ 427.071941][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 427.077103][ T6890] get_compat_msghdr+0x10c/0x280 [ 427.082238][ T6890] ___sys_recvmsg+0x289/0xb40 23:18:25 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) [ 427.086970][ T6890] do_recvmmsg+0x7c9/0x1200 [ 427.091526][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 427.096454][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.102945][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 427.108026][ T6890] do_fast_syscall_32+0x33/0x70 [ 427.113085][ T6890] do_SYSENTER_32+0x1b/0x20 [ 427.117638][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.124143][ T6890] [ 427.126479][ T6890] Uninit was stored to memory at: [ 427.131563][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 427.136840][ T6890] get_compat_msghdr+0x10c/0x280 [ 427.141926][ T6890] ___sys_recvmsg+0x289/0xb40 [ 427.146655][ T6890] do_recvmmsg+0x7c9/0x1200 [ 427.151210][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 427.156073][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.162573][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 427.167641][ T6890] do_fast_syscall_32+0x33/0x70 [ 427.172645][ T6890] do_SYSENTER_32+0x1b/0x20 [ 427.177188][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.183697][ T6890] [ 427.186031][ T6890] Uninit was stored to memory at: [ 427.191121][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 427.196428][ T6890] get_compat_msghdr+0x10c/0x280 [ 427.201423][ T6890] ___sys_recvmsg+0x289/0xb40 [ 427.206302][ T6890] do_recvmmsg+0x7c9/0x1200 [ 427.210857][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 427.215715][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.222207][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 427.227298][ T6890] do_fast_syscall_32+0x33/0x70 [ 427.232314][ T6890] do_SYSENTER_32+0x1b/0x20 [ 427.236856][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.243365][ T6890] [ 427.245697][ T6890] Uninit was stored to memory at: [ 427.250784][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 427.256065][ T6890] get_compat_msghdr+0x10c/0x280 [ 427.261060][ T6890] ___sys_recvmsg+0x289/0xb40 [ 427.265932][ T6890] do_recvmmsg+0x7c9/0x1200 [ 427.270495][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 427.275349][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.281831][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 427.286902][ T6890] do_fast_syscall_32+0x33/0x70 [ 427.291915][ T6890] do_SYSENTER_32+0x1b/0x20 [ 427.296459][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.302955][ T6890] [ 427.305283][ T6890] Local variable msg_sys created at: [ 427.310569][ T6890] do_recvmmsg+0xc9/0x1200 [ 427.315164][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 427.513863][ T6865] not chained 1310000 origins [ 427.518591][ T6865] CPU: 0 PID: 6865 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 427.528700][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.538782][ T6865] Call Trace: [ 427.542085][ T6865] [ 427.545030][ T6865] dump_stack_lvl+0x200/0x28c [ 427.549769][ T6865] dump_stack+0x29/0x2c [ 427.553964][ T6865] kmsan_internal_chain_origin+0x78/0x120 [ 427.559745][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 427.565889][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 427.571156][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 427.577036][ T6865] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 427.582651][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 427.587814][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 427.593691][ T6865] ? should_fail+0x79/0x9c0 [ 427.598249][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 427.603464][ T6865] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 427.609760][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 427.615894][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 427.621059][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 427.626934][ T6865] __msan_chain_origin+0xbd/0x140 [ 427.632014][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 427.637193][ T6865] get_compat_msghdr+0x10c/0x280 [ 427.642199][ T6865] ? do_recvmmsg+0x7c9/0x1200 [ 427.646938][ T6865] ___sys_recvmsg+0x289/0xb40 [ 427.651676][ T6865] ? __schedule+0x176c/0x21c0 [ 427.656403][ T6865] ? kmsan_get_metadata+0x33/0x220 23:18:25 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) [ 427.661569][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 427.667706][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 427.672870][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 427.678732][ T6865] do_recvmmsg+0x7c9/0x1200 [ 427.683293][ T6865] ? filter_irq_stacks+0xb9/0x230 [ 427.688381][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 427.693558][ T6865] ? __sys_recvmmsg+0xb9/0x6f0 [ 427.698379][ T6865] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.704950][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 427.709697][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.716094][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 427.721165][ T6865] do_fast_syscall_32+0x33/0x70 [ 427.726063][ T6865] do_SYSENTER_32+0x1b/0x20 [ 427.730616][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.736996][ T6865] RIP: 0023:0xf7f7d549 [ 427.741091][ T6865] 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 [ 427.760834][ T6865] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 427.769295][ T6865] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 427.777297][ T6865] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 427.785296][ T6865] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 427.793295][ T6865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 427.801300][ T6865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 427.809305][ T6865] [ 427.814937][ T6865] Uninit was stored to memory at: [ 427.820046][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 427.826340][ T6865] get_compat_msghdr+0x10c/0x280 [ 427.831342][ T6865] ___sys_recvmsg+0x289/0xb40 [ 427.836213][ T6865] do_recvmmsg+0x7c9/0x1200 [ 427.840788][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 427.845652][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.852125][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 427.857196][ T6865] do_fast_syscall_32+0x33/0x70 [ 427.862207][ T6865] do_SYSENTER_32+0x1b/0x20 [ 427.866754][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.873266][ T6865] [ 427.875597][ T6865] Uninit was stored to memory at: [ 427.880687][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 427.885980][ T6865] get_compat_msghdr+0x10c/0x280 [ 427.890991][ T6865] ___sys_recvmsg+0x289/0xb40 [ 427.895905][ T6865] do_recvmmsg+0x7c9/0x1200 [ 427.900459][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 427.905316][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.911704][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 427.916921][ T6865] do_fast_syscall_32+0x33/0x70 [ 427.922008][ T6865] do_SYSENTER_32+0x1b/0x20 [ 427.926564][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.933147][ T6865] [ 427.935480][ T6865] Uninit was stored to memory at: [ 427.940564][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 427.945933][ T6865] get_compat_msghdr+0x10c/0x280 [ 427.950934][ T6865] ___sys_recvmsg+0x289/0xb40 [ 427.955790][ T6865] do_recvmmsg+0x7c9/0x1200 [ 427.960348][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 427.965202][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 427.971594][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 427.976870][ T6865] do_fast_syscall_32+0x33/0x70 [ 427.981868][ T6865] do_SYSENTER_32+0x1b/0x20 [ 427.986441][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 427.993088][ T6865] [ 427.995420][ T6865] Uninit was stored to memory at: [ 428.000514][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 428.005874][ T6865] get_compat_msghdr+0x10c/0x280 [ 428.010864][ T6865] ___sys_recvmsg+0x289/0xb40 [ 428.015805][ T6865] do_recvmmsg+0x7c9/0x1200 [ 428.020361][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 428.025305][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.031702][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 428.036934][ T6865] do_fast_syscall_32+0x33/0x70 [ 428.042010][ T6865] do_SYSENTER_32+0x1b/0x20 [ 428.046576][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 428.053151][ T6865] [ 428.055482][ T6865] Uninit was stored to memory at: [ 428.060572][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 428.065935][ T6865] get_compat_msghdr+0x10c/0x280 [ 428.070926][ T6865] ___sys_recvmsg+0x289/0xb40 [ 428.075853][ T6865] do_recvmmsg+0x7c9/0x1200 [ 428.080412][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 428.085353][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.091838][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 428.096908][ T6865] do_fast_syscall_32+0x33/0x70 [ 428.101976][ T6865] do_SYSENTER_32+0x1b/0x20 [ 428.106530][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 428.113122][ T6865] [ 428.115458][ T6865] Uninit was stored to memory at: [ 428.120548][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 428.125916][ T6865] get_compat_msghdr+0x10c/0x280 [ 428.130899][ T6865] ___sys_recvmsg+0x289/0xb40 [ 428.135821][ T6865] do_recvmmsg+0x7c9/0x1200 [ 428.140374][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 428.145349][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.151835][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 428.156909][ T6865] do_fast_syscall_32+0x33/0x70 [ 428.161982][ T6865] do_SYSENTER_32+0x1b/0x20 [ 428.166551][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 428.173127][ T6865] [ 428.175457][ T6865] Uninit was stored to memory at: [ 428.180546][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 428.185905][ T6865] get_compat_msghdr+0x10c/0x280 [ 428.190905][ T6865] ___sys_recvmsg+0x289/0xb40 [ 428.195818][ T6865] do_recvmmsg+0x7c9/0x1200 [ 428.200373][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 428.205315][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.211704][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 428.216928][ T6865] do_fast_syscall_32+0x33/0x70 [ 428.221992][ T6865] do_SYSENTER_32+0x1b/0x20 [ 428.226537][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 428.233106][ T6865] [ 428.235440][ T6865] Local variable msg_sys created at: [ 428.240727][ T6865] do_recvmmsg+0xc9/0x1200 [ 428.245407][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 428.448939][ T6906] netlink: 'syz-executor.4': attribute type 22 has an invalid length. [ 428.535464][ T6880] not chained 1320000 origins [ 428.540285][ T6880] CPU: 1 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 428.550399][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.560489][ T6880] Call Trace: [ 428.563793][ T6880] [ 428.566742][ T6880] dump_stack_lvl+0x200/0x28c [ 428.571476][ T6880] dump_stack+0x29/0x2c [ 428.575760][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 428.581537][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 428.587665][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 428.592851][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 428.598726][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 428.604325][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 428.609492][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 428.615396][ T6880] ? should_fail+0x79/0x9c0 [ 428.619938][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 428.625255][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 428.631565][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 428.637706][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 428.642876][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 428.648766][ T6880] __msan_chain_origin+0xbd/0x140 [ 428.653863][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 428.659052][ T6880] get_compat_msghdr+0x10c/0x280 [ 428.664051][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 428.668820][ T6880] ___sys_recvmsg+0x289/0xb40 [ 428.673569][ T6880] ? __schedule+0x176c/0x21c0 [ 428.678311][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 428.683488][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 428.689355][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 428.694520][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 428.700402][ T6880] do_recvmmsg+0x7c9/0x1200 [ 428.704967][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 428.710065][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 428.715235][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 428.720044][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.726604][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 428.731350][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.737748][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 428.742819][ T6880] do_fast_syscall_32+0x33/0x70 [ 428.747713][ T6880] do_SYSENTER_32+0x1b/0x20 [ 428.752269][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 428.758741][ T6880] RIP: 0023:0xf7f77549 [ 428.762829][ T6880] 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 [ 428.782491][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 428.790938][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 428.798931][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 428.806923][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 428.815001][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 428.823002][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 428.831007][ T6880] [ 428.837831][ T6880] Uninit was stored to memory at: [ 428.843587][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 428.848751][ T6880] get_compat_msghdr+0x10c/0x280 [ 428.853841][ T6880] ___sys_recvmsg+0x289/0xb40 [ 428.858575][ T6880] do_recvmmsg+0x7c9/0x1200 [ 428.863234][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 428.867966][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.874457][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 428.879531][ T6880] do_fast_syscall_32+0x33/0x70 [ 428.884534][ T6880] do_SYSENTER_32+0x1b/0x20 [ 428.889085][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 428.895648][ T6880] [ 428.897984][ T6880] Uninit was stored to memory at: [ 428.903223][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 428.908383][ T6880] get_compat_msghdr+0x10c/0x280 [ 428.913467][ T6880] ___sys_recvmsg+0x289/0xb40 [ 428.918195][ T6880] do_recvmmsg+0x7c9/0x1200 [ 428.922920][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 428.927664][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.934228][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 428.939303][ T6880] do_fast_syscall_32+0x33/0x70 [ 428.944368][ T6880] do_SYSENTER_32+0x1b/0x20 [ 428.948916][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 428.955459][ T6880] [ 428.957797][ T6880] Uninit was stored to memory at: [ 428.963055][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 428.968217][ T6880] get_compat_msghdr+0x10c/0x280 [ 428.973388][ T6880] ___sys_recvmsg+0x289/0xb40 [ 428.978122][ T6880] do_recvmmsg+0x7c9/0x1200 [ 428.982860][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 428.987592][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 428.994218][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 428.999298][ T6880] do_fast_syscall_32+0x33/0x70 [ 429.004356][ T6880] do_SYSENTER_32+0x1b/0x20 [ 429.008909][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 429.015472][ T6880] [ 429.017808][ T6880] Uninit was stored to memory at: [ 429.023067][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 429.028235][ T6880] get_compat_msghdr+0x10c/0x280 [ 429.033441][ T6880] ___sys_recvmsg+0x289/0xb40 [ 429.038172][ T6880] do_recvmmsg+0x7c9/0x1200 [ 429.042888][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 429.047621][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 429.054178][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 429.059428][ T6880] do_fast_syscall_32+0x33/0x70 [ 429.064489][ T6880] do_SYSENTER_32+0x1b/0x20 [ 429.069048][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 429.075534][ T6880] [ 429.077867][ T6880] Uninit was stored to memory at: [ 429.083053][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 429.088209][ T6880] get_compat_msghdr+0x10c/0x280 [ 429.093351][ T6880] ___sys_recvmsg+0x289/0xb40 [ 429.098082][ T6880] do_recvmmsg+0x7c9/0x1200 [ 429.102814][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 429.107542][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 429.114029][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 429.119098][ T6880] do_fast_syscall_32+0x33/0x70 [ 429.124089][ T6880] do_SYSENTER_32+0x1b/0x20 [ 429.128632][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 429.135130][ T6880] [ 429.137473][ T6880] Uninit was stored to memory at: [ 429.142673][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 429.147832][ T6880] get_compat_msghdr+0x10c/0x280 [ 429.152925][ T6880] ___sys_recvmsg+0x289/0xb40 [ 429.157661][ T6880] do_recvmmsg+0x7c9/0x1200 [ 429.162313][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 429.167041][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 429.173526][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 429.178600][ T6880] do_fast_syscall_32+0x33/0x70 [ 429.183601][ T6880] do_SYSENTER_32+0x1b/0x20 [ 429.188150][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 429.194626][ T6880] [ 429.196958][ T6880] Uninit was stored to memory at: [ 429.202213][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 429.207374][ T6880] get_compat_msghdr+0x10c/0x280 [ 429.212498][ T6880] ___sys_recvmsg+0x289/0xb40 [ 429.217236][ T6880] do_recvmmsg+0x7c9/0x1200 [ 429.221874][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 429.226604][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 429.233087][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 429.238159][ T6880] do_fast_syscall_32+0x33/0x70 [ 429.243147][ T6880] do_SYSENTER_32+0x1b/0x20 [ 429.247740][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 429.254234][ T6880] [ 429.256584][ T6880] Local variable msg_sys created at: [ 429.261968][ T6880] do_recvmmsg+0xc9/0x1200 [ 429.266435][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 429.659553][ T6890] not chained 1330000 origins [ 429.664462][ T6890] CPU: 0 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 429.674575][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.684667][ T6890] Call Trace: [ 429.687967][ T6890] [ 429.690909][ T6890] dump_stack_lvl+0x200/0x28c [ 429.695640][ T6890] dump_stack+0x29/0x2c [ 429.699843][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 429.705618][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 429.711746][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 429.716907][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 429.722774][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 429.728375][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 429.733538][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 429.739398][ T6890] ? should_fail+0x79/0x9c0 [ 429.743939][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 429.749102][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 429.755403][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 429.761529][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 429.766692][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 429.772564][ T6890] __msan_chain_origin+0xbd/0x140 [ 429.777664][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 429.782856][ T6890] get_compat_msghdr+0x10c/0x280 [ 429.787852][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 429.792589][ T6890] ___sys_recvmsg+0x289/0xb40 [ 429.797334][ T6890] ? __schedule+0x176c/0x21c0 [ 429.802066][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 429.807229][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 429.813097][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 429.818263][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 429.824137][ T6890] do_recvmmsg+0x7c9/0x1200 [ 429.828699][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 429.833789][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 429.838963][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 429.843779][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 429.850348][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 429.855091][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 429.861491][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 429.866563][ T6890] do_fast_syscall_32+0x33/0x70 [ 429.871460][ T6890] do_SYSENTER_32+0x1b/0x20 [ 429.876005][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 429.882383][ T6890] RIP: 0023:0xf7f7a549 [ 429.886473][ T6890] 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 [ 429.906124][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 429.914579][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 429.922578][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 429.930574][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 429.938568][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 429.946563][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 429.954573][ T6890] [ 429.960081][ T6890] Uninit was stored to memory at: [ 429.965679][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 429.970841][ T6890] get_compat_msghdr+0x10c/0x280 [ 429.975958][ T6890] ___sys_recvmsg+0x289/0xb40 [ 429.980684][ T6890] do_recvmmsg+0x7c9/0x1200 [ 429.985367][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 429.990097][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 429.996610][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 430.001687][ T6890] do_fast_syscall_32+0x33/0x70 [ 430.006750][ T6890] do_SYSENTER_32+0x1b/0x20 [ 430.011294][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.017873][ T6890] [ 430.020206][ T6890] Uninit was stored to memory at: [ 430.025481][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 430.030640][ T6890] get_compat_msghdr+0x10c/0x280 [ 430.035833][ T6890] ___sys_recvmsg+0x289/0xb40 [ 430.040582][ T6890] do_recvmmsg+0x7c9/0x1200 [ 430.045338][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 430.050064][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.056570][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 430.061645][ T6890] do_fast_syscall_32+0x33/0x70 [ 430.066702][ T6890] do_SYSENTER_32+0x1b/0x20 [ 430.071243][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.077839][ T6890] [ 430.080171][ T6890] Uninit was stored to memory at: [ 430.085452][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 430.090608][ T6890] get_compat_msghdr+0x10c/0x280 [ 430.095813][ T6890] ___sys_recvmsg+0x289/0xb40 [ 430.100541][ T6890] do_recvmmsg+0x7c9/0x1200 [ 430.105352][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 430.110078][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.116651][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 430.121825][ T6890] do_fast_syscall_32+0x33/0x70 [ 430.126718][ T6890] do_SYSENTER_32+0x1b/0x20 [ 430.131265][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.137835][ T6890] [ 430.140172][ T6890] Uninit was stored to memory at: [ 430.145509][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 430.150669][ T6890] get_compat_msghdr+0x10c/0x280 [ 430.155863][ T6890] ___sys_recvmsg+0x289/0xb40 [ 430.160589][ T6890] do_recvmmsg+0x7c9/0x1200 [ 430.165331][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 430.170059][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.176585][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 430.181661][ T6890] do_fast_syscall_32+0x33/0x70 [ 430.186720][ T6890] do_SYSENTER_32+0x1b/0x20 [ 430.191264][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.197841][ T6890] [ 430.200188][ T6890] Uninit was stored to memory at: [ 430.205480][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 430.210635][ T6890] get_compat_msghdr+0x10c/0x280 [ 430.215837][ T6890] ___sys_recvmsg+0x289/0xb40 [ 430.220569][ T6890] do_recvmmsg+0x7c9/0x1200 [ 430.225336][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 430.230062][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.236647][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 430.241816][ T6890] do_fast_syscall_32+0x33/0x70 [ 430.246712][ T6890] do_SYSENTER_32+0x1b/0x20 [ 430.251344][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.257917][ T6890] [ 430.260251][ T6890] Uninit was stored to memory at: [ 430.265541][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 430.270700][ T6890] get_compat_msghdr+0x10c/0x280 [ 430.275894][ T6890] ___sys_recvmsg+0x289/0xb40 [ 430.280625][ T6890] do_recvmmsg+0x7c9/0x1200 [ 430.285471][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 430.290205][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.296795][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 430.301983][ T6890] do_fast_syscall_32+0x33/0x70 [ 430.306881][ T6890] do_SYSENTER_32+0x1b/0x20 [ 430.311426][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.317996][ T6890] [ 430.320326][ T6890] Uninit was stored to memory at: [ 430.325614][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 430.330788][ T6890] get_compat_msghdr+0x10c/0x280 [ 430.335965][ T6890] ___sys_recvmsg+0x289/0xb40 [ 430.340691][ T6890] do_recvmmsg+0x7c9/0x1200 [ 430.345435][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 430.350159][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.356758][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 430.361924][ T6890] do_fast_syscall_32+0x33/0x70 [ 430.366820][ T6890] do_SYSENTER_32+0x1b/0x20 [ 430.371363][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.377935][ T6890] [ 430.380270][ T6890] Local variable msg_sys created at: [ 430.385849][ T6890] do_recvmmsg+0xc9/0x1200 [ 430.390329][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 430.440281][ T6880] not chained 1340000 origins [ 430.445188][ T6880] CPU: 0 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 430.455305][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.465390][ T6880] Call Trace: [ 430.468692][ T6880] [ 430.471726][ T6880] dump_stack_lvl+0x200/0x28c [ 430.476460][ T6880] dump_stack+0x29/0x2c [ 430.480655][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 430.486434][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 430.492556][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 430.497719][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 430.503582][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 430.509196][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 430.514372][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 430.520249][ T6880] ? should_fail+0x79/0x9c0 [ 430.524790][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 430.529976][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 430.536272][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 430.542404][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 430.547570][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 430.553429][ T6880] __msan_chain_origin+0xbd/0x140 [ 430.558515][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 430.563698][ T6880] get_compat_msghdr+0x10c/0x280 [ 430.568695][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 430.573576][ T6880] ___sys_recvmsg+0x289/0xb40 [ 430.578328][ T6880] ? __schedule+0x176c/0x21c0 [ 430.583062][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 430.588237][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 430.594095][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 430.599267][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 430.605147][ T6880] do_recvmmsg+0x7c9/0x1200 [ 430.609712][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 430.614806][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 430.619977][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 430.624790][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.631353][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 430.636095][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.642491][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 430.647562][ T6880] do_fast_syscall_32+0x33/0x70 [ 430.652456][ T6880] do_SYSENTER_32+0x1b/0x20 [ 430.656999][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.663374][ T6880] RIP: 0023:0xf7f77549 [ 430.667467][ T6880] 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 [ 430.687115][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 430.695657][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 430.703656][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 430.711651][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 430.719644][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 430.727640][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 430.735651][ T6880] [ 430.741336][ T6880] Uninit was stored to memory at: [ 430.746851][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 430.752117][ T6880] get_compat_msghdr+0x10c/0x280 [ 430.757124][ T6880] ___sys_recvmsg+0x289/0xb40 [ 430.761973][ T6880] do_recvmmsg+0x7c9/0x1200 [ 430.766529][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 430.771256][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.777850][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 430.783016][ T6880] do_fast_syscall_32+0x33/0x70 [ 430.787910][ T6880] do_SYSENTER_32+0x1b/0x20 [ 430.792578][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.798952][ T6880] [ 430.801285][ T6880] Uninit was stored to memory at: [ 430.806501][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 430.811659][ T6880] get_compat_msghdr+0x10c/0x280 [ 430.816751][ T6880] ___sys_recvmsg+0x289/0xb40 [ 430.821471][ T6880] do_recvmmsg+0x7c9/0x1200 [ 430.826142][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 430.830876][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.837413][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 430.842582][ T6880] do_fast_syscall_32+0x33/0x70 [ 430.847476][ T6880] do_SYSENTER_32+0x1b/0x20 [ 430.852207][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.858670][ T6880] [ 430.860999][ T6880] Uninit was stored to memory at: [ 430.866295][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 430.871508][ T6880] get_compat_msghdr+0x10c/0x280 [ 430.876694][ T6880] ___sys_recvmsg+0x289/0xb40 [ 430.881455][ T6880] do_recvmmsg+0x7c9/0x1200 [ 430.886241][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 430.890973][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.897559][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 430.902770][ T6880] do_fast_syscall_32+0x33/0x70 [ 430.907667][ T6880] do_SYSENTER_32+0x1b/0x20 [ 430.912407][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.918787][ T6880] [ 430.921118][ T6880] Uninit was stored to memory at: [ 430.926407][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 430.931567][ T6880] get_compat_msghdr+0x10c/0x280 [ 430.936749][ T6880] ___sys_recvmsg+0x289/0xb40 [ 430.941476][ T6880] do_recvmmsg+0x7c9/0x1200 [ 430.946212][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 430.950943][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 430.957519][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 430.962682][ T6880] do_fast_syscall_32+0x33/0x70 [ 430.967581][ T6880] do_SYSENTER_32+0x1b/0x20 [ 430.972347][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 430.978842][ T6880] [ 430.981168][ T6880] Uninit was stored to memory at: [ 430.986445][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 430.991606][ T6880] get_compat_msghdr+0x10c/0x280 [ 430.996789][ T6880] ___sys_recvmsg+0x289/0xb40 [ 431.001516][ T6880] do_recvmmsg+0x7c9/0x1200 [ 431.006257][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 431.010986][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.017567][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 431.022734][ T6880] do_fast_syscall_32+0x33/0x70 [ 431.027634][ T6880] do_SYSENTER_32+0x1b/0x20 [ 431.032358][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.038769][ T6880] [ 431.039725][ T6890] not chained 1350000 origins [ 431.041093][ T6880] Uninit was stored to memory at: [ 431.041177][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 431.046160][ T6890] CPU: 1 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 431.050947][ T6880] get_compat_msghdr+0x10c/0x280 [ 431.056042][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.056069][ T6890] Call Trace: [ 431.056084][ T6890] [ 431.056100][ T6890] dump_stack_lvl+0x200/0x28c [ 431.056162][ T6890] dump_stack+0x29/0x2c [ 431.066305][ T6880] ___sys_recvmsg+0x289/0xb40 [ 431.071122][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 431.081265][ T6880] do_recvmmsg+0x7c9/0x1200 [ 431.084434][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 431.084500][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 431.087448][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 431.092105][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.092177][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 431.096316][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.100997][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 431.106800][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 431.111184][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.117330][ T6880] do_fast_syscall_32+0x33/0x70 [ 431.122334][ T6890] ? should_fail+0x79/0x9c0 [ 431.122382][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 431.122444][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 431.127093][ T6880] do_SYSENTER_32+0x1b/0x20 [ 431.132887][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 431.132955][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 431.138515][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.144823][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.144891][ T6890] __msan_chain_origin+0xbd/0x140 [ 431.150009][ T6880] [ 431.150018][ T6880] Uninit was stored to memory at: [ 431.155016][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.155099][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.160961][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 431.165736][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 431.165802][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.170323][ T6880] get_compat_msghdr+0x10c/0x280 [ 431.175425][ T6890] ? __schedule+0x176c/0x21c0 [ 431.175488][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 431.181816][ T6880] ___sys_recvmsg+0x289/0xb40 [ 431.186219][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.192366][ T6880] do_recvmmsg+0x7c9/0x1200 [ 431.197358][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 431.203769][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 431.209451][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.214555][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.216788][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.221864][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 431.226880][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 431.231892][ T6880] do_fast_syscall_32+0x33/0x70 [ 431.236890][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 431.241536][ T6880] do_SYSENTER_32+0x1b/0x20 [ 431.246203][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 431.246269][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.251212][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.255879][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.255956][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.261076][ T6880] [ 431.261086][ T6880] Local variable msg_sys created at: [ 431.265741][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.265802][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.265857][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.271624][ T6880] do_recvmmsg+0xc9/0x1200 [ 431.276107][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.276169][ T6890] RIP: 0023:0xf7f7a549 [ 431.276201][ T6890] 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 [ 431.281300][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 431.285957][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 431.286004][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 431.286037][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 431.286067][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 431.448846][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 431.456846][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 431.464866][ T6890] [ 431.474311][ T6890] Uninit was stored to memory at: [ 431.479423][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.486651][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.491644][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.496593][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.501157][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.505993][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.512465][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.517532][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.522507][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.527047][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.533551][ T6890] [ 431.535883][ T6890] Uninit was stored to memory at: [ 431.540974][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.546241][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.551237][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.556049][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.560605][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.565426][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.571889][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.576973][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.581951][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.586493][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.592980][ T6890] [ 431.595309][ T6890] Uninit was stored to memory at: [ 431.600402][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.605670][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.610660][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.615485][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.620040][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.624923][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.631311][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.636533][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.641431][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.646132][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.652600][ T6890] [ 431.654933][ T6890] Uninit was stored to memory at: [ 431.660024][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.665343][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.670327][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.675201][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.679748][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.684636][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.691024][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.696255][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.701149][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.705855][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.712375][ T6890] [ 431.714704][ T6890] Uninit was stored to memory at: [ 431.719794][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.725103][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.730106][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.734984][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.739539][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.744594][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.750977][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.756203][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.761099][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.765798][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.771334][ T6902] not chained 1360000 origins [ 431.772274][ T6890] [ 431.772284][ T6890] Uninit was stored to memory at: [ 431.772359][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.772416][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.777082][ T6902] CPU: 0 PID: 6902 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 431.779392][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.784394][ T6902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.784422][ T6902] Call Trace: [ 431.784438][ T6902] [ 431.784455][ T6902] dump_stack_lvl+0x200/0x28c [ 431.784515][ T6902] dump_stack+0x29/0x2c [ 431.789636][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.794558][ T6902] kmsan_internal_chain_origin+0x78/0x120 [ 431.794627][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 431.804766][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.809342][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 431.819459][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.822648][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.822721][ T6902] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 431.825647][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.830308][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 431.834557][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.838926][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.844807][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.850673][ T6902] ? should_fail+0x79/0x9c0 [ 431.855399][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.860417][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 431.866804][ T6890] [ 431.872530][ T6902] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 431.872600][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 431.878143][ T6890] Uninit was stored to memory at: [ 431.878218][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 431.883151][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 431.883213][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.888345][ T6890] get_compat_msghdr+0x10c/0x280 [ 431.893194][ T6902] __msan_chain_origin+0xbd/0x140 [ 431.893264][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 431.899055][ T6890] ___sys_recvmsg+0x289/0xb40 [ 431.903557][ T6902] get_compat_msghdr+0x10c/0x280 [ 431.903622][ T6902] ? do_recvmmsg+0x7c9/0x1200 [ 431.908097][ T6890] do_recvmmsg+0x7c9/0x1200 [ 431.914407][ T6902] ___sys_recvmsg+0x289/0xb40 [ 431.914480][ T6902] ? __schedule+0x176c/0x21c0 [ 431.919565][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.921888][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 431.921951][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.928171][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.934225][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 431.934287][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 431.939331][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 431.944437][ T6902] do_recvmmsg+0x7c9/0x1200 [ 431.944504][ T6902] ? filter_irq_stacks+0xb9/0x230 [ 431.949599][ T6890] do_fast_syscall_32+0x33/0x70 [ 431.955395][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 431.955467][ T6902] ? __sys_recvmmsg+0xb9/0x6f0 [ 431.960378][ T6890] do_SYSENTER_32+0x1b/0x20 [ 431.965382][ T6902] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.965455][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 431.970561][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.975252][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 431.975330][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 431.980230][ T6890] [ 431.980240][ T6890] Local variable msg_sys created at: [ 431.980255][ T6890] do_recvmmsg+0xc9/0x1200 [ 431.984934][ T6902] do_fast_syscall_32+0x33/0x70 [ 431.984990][ T6902] do_SYSENTER_32+0x1b/0x20 [ 431.985044][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 431.989523][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 431.994193][ T6902] RIP: 0023:0xf7f39549 [ 431.994232][ T6902] 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 [ 431.994278][ T6902] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 432.158355][ T6902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 432.166349][ T6902] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 432.174336][ T6902] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 432.182322][ T6902] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 432.190314][ T6902] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 432.198319][ T6902] [ 432.204141][ T6902] Uninit was stored to memory at: [ 432.209248][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 432.214930][ T6902] get_compat_msghdr+0x10c/0x280 [ 432.219917][ T6902] ___sys_recvmsg+0x289/0xb40 [ 432.224758][ T6902] do_recvmmsg+0x7c9/0x1200 [ 432.229387][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.234227][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.240609][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 432.245788][ T6902] do_fast_syscall_32+0x33/0x70 [ 432.250676][ T6902] do_SYSENTER_32+0x1b/0x20 [ 432.255337][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.261796][ T6902] [ 432.264120][ T6902] Uninit was stored to memory at: [ 432.269206][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 432.274478][ T6902] get_compat_msghdr+0x10c/0x280 [ 432.279455][ T6902] ___sys_recvmsg+0x289/0xb40 [ 432.284296][ T6902] do_recvmmsg+0x7c9/0x1200 [ 432.288842][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.293667][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.300044][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 432.305471][ T6902] do_fast_syscall_32+0x33/0x70 [ 432.310364][ T6902] do_SYSENTER_32+0x1b/0x20 [ 432.315025][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.321402][ T6902] [ 432.323841][ T6902] Uninit was stored to memory at: [ 432.328935][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 432.334214][ T6902] get_compat_msghdr+0x10c/0x280 [ 432.339204][ T6902] ___sys_recvmsg+0x289/0xb40 [ 432.344045][ T6902] do_recvmmsg+0x7c9/0x1200 [ 432.348595][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.353409][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.359790][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 432.364963][ T6902] do_fast_syscall_32+0x33/0x70 [ 432.369858][ T6902] do_SYSENTER_32+0x1b/0x20 [ 432.374542][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.380920][ T6902] [ 432.383345][ T6902] Uninit was stored to memory at: [ 432.388433][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 432.393706][ T6902] get_compat_msghdr+0x10c/0x280 [ 432.398694][ T6902] ___sys_recvmsg+0x289/0xb40 [ 432.403522][ T6902] do_recvmmsg+0x7c9/0x1200 [ 432.408077][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.412918][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.419305][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 432.424479][ T6902] do_fast_syscall_32+0x33/0x70 [ 432.429375][ T6902] do_SYSENTER_32+0x1b/0x20 [ 432.434055][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.440440][ T6902] [ 432.442867][ T6902] Uninit was stored to memory at: [ 432.447955][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 432.453227][ T6902] get_compat_msghdr+0x10c/0x280 [ 432.458219][ T6902] ___sys_recvmsg+0x289/0xb40 [ 432.463063][ T6902] do_recvmmsg+0x7c9/0x1200 [ 432.467618][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.472455][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.478842][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 432.484032][ T6902] do_fast_syscall_32+0x33/0x70 [ 432.488928][ T6902] do_SYSENTER_32+0x1b/0x20 [ 432.493596][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.499984][ T6902] [ 432.502436][ T6902] Uninit was stored to memory at: [ 432.507526][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 432.512910][ T6902] get_compat_msghdr+0x10c/0x280 [ 432.517896][ T6902] ___sys_recvmsg+0x289/0xb40 [ 432.522753][ T6902] do_recvmmsg+0x7c9/0x1200 [ 432.527306][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.532148][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.538533][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 432.543718][ T6902] do_fast_syscall_32+0x33/0x70 [ 432.548609][ T6902] do_SYSENTER_32+0x1b/0x20 [ 432.553249][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.559632][ T6902] [ 432.562077][ T6902] Uninit was stored to memory at: [ 432.567161][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 432.572422][ T6902] get_compat_msghdr+0x10c/0x280 [ 432.576290][ T6880] not chained 1370000 origins [ 432.577402][ T6902] ___sys_recvmsg+0x289/0xb40 [ 432.582298][ T6880] CPU: 1 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 432.586862][ T6902] do_recvmmsg+0x7c9/0x1200 [ 432.596908][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.596939][ T6880] Call Trace: [ 432.596956][ T6880] [ 432.596972][ T6880] dump_stack_lvl+0x200/0x28c [ 432.597035][ T6880] dump_stack+0x29/0x2c [ 432.601521][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.611563][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 432.611636][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 432.615044][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.617864][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 432.622602][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 432.626656][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 432.631312][ T6902] do_fast_syscall_32+0x33/0x70 [ 432.637017][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 432.637082][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 432.643416][ T6902] do_SYSENTER_32+0x1b/0x20 [ 432.649646][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 432.654841][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.659746][ T6880] ? should_fail+0x79/0x9c0 [ 432.665627][ T6902] [ 432.670361][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 432.675986][ T6902] Local variable msg_sys created at: [ 432.680995][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 432.685577][ T6902] do_recvmmsg+0xc9/0x1200 [ 432.691264][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 432.697669][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 432.702057][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 432.702120][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 432.747062][ T6880] __msan_chain_origin+0xbd/0x140 [ 432.752145][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 432.757326][ T6880] get_compat_msghdr+0x10c/0x280 [ 432.762312][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 432.767038][ T6880] ___sys_recvmsg+0x289/0xb40 [ 432.771773][ T6880] ? __schedule+0x176c/0x21c0 [ 432.776498][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 432.781665][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 432.787522][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 432.792685][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 432.798550][ T6880] do_recvmmsg+0x7c9/0x1200 [ 432.803103][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 432.808191][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 432.813369][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 432.818199][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.824765][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 432.829511][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.835905][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 432.840981][ T6880] do_fast_syscall_32+0x33/0x70 [ 432.845878][ T6880] do_SYSENTER_32+0x1b/0x20 [ 432.850442][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.856822][ T6880] RIP: 0023:0xf7f77549 [ 432.860911][ T6880] 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 [ 432.880559][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 432.889011][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 432.897013][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 432.905007][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 432.912998][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 432.920993][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 432.929005][ T6880] [ 432.935986][ T6880] Uninit was stored to memory at: [ 432.941084][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 432.946891][ T6880] get_compat_msghdr+0x10c/0x280 [ 432.951970][ T6880] ___sys_recvmsg+0x289/0xb40 [ 432.956695][ T6880] do_recvmmsg+0x7c9/0x1200 [ 432.961245][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 432.966063][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 432.972541][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 432.977607][ T6880] do_fast_syscall_32+0x33/0x70 [ 432.982586][ T6880] do_SYSENTER_32+0x1b/0x20 [ 432.987128][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 432.993589][ T6880] [ 432.995914][ T6880] Uninit was stored to memory at: [ 433.001021][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 433.006270][ T6880] get_compat_msghdr+0x10c/0x280 [ 433.011276][ T6880] ___sys_recvmsg+0x289/0xb40 [ 433.016091][ T6880] do_recvmmsg+0x7c9/0x1200 [ 433.020641][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 433.025456][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.031922][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 433.036990][ T6880] do_fast_syscall_32+0x33/0x70 [ 433.041164][ T6865] not chained 1380000 origins [ 433.041959][ T6880] do_SYSENTER_32+0x1b/0x20 [ 433.042011][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.042070][ T6880] [ 433.042078][ T6880] Uninit was stored to memory at: [ 433.042149][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 433.042205][ T6880] get_compat_msghdr+0x10c/0x280 [ 433.046863][ T6865] CPU: 0 PID: 6865 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 433.051349][ T6880] ___sys_recvmsg+0x289/0xb40 [ 433.057658][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.057685][ T6865] Call Trace: [ 433.057701][ T6865] [ 433.057717][ T6865] dump_stack_lvl+0x200/0x28c [ 433.060053][ T6880] do_recvmmsg+0x7c9/0x1200 [ 433.065065][ T6865] dump_stack+0x29/0x2c [ 433.065115][ T6865] kmsan_internal_chain_origin+0x78/0x120 [ 433.070240][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 433.075158][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 433.075224][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 433.085355][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.089956][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.100090][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 433.103284][ T6865] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 433.103346][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 433.106318][ T6880] do_fast_syscall_32+0x33/0x70 [ 433.110978][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.115541][ T6880] do_SYSENTER_32+0x1b/0x20 [ 433.119605][ T6865] ? should_fail+0x79/0x9c0 [ 433.125372][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.129969][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 433.136173][ T6880] [ 433.141195][ T6865] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 433.147578][ T6880] Uninit was stored to memory at: [ 433.153292][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 433.153361][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 433.158458][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 433.163927][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.163996][ T6865] __msan_chain_origin+0xbd/0x140 [ 433.169101][ T6880] get_compat_msghdr+0x10c/0x280 [ 433.173938][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 433.174017][ T6865] get_compat_msghdr+0x10c/0x280 [ 433.179804][ T6880] ___sys_recvmsg+0x289/0xb40 [ 433.184293][ T6865] ? do_recvmmsg+0x7c9/0x1200 [ 433.184358][ T6865] ___sys_recvmsg+0x289/0xb40 [ 433.188841][ T6880] do_recvmmsg+0x7c9/0x1200 [ 433.195160][ T6865] ? __schedule+0x176c/0x21c0 [ 433.195224][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 433.200314][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 433.202625][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.202693][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 433.208950][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.213957][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.214031][ T6865] do_recvmmsg+0x7c9/0x1200 [ 433.214092][ T6865] ? filter_irq_stacks+0xb9/0x230 [ 433.220189][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 433.225294][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 433.225366][ T6865] ? __sys_recvmmsg+0xb9/0x6f0 [ 433.230449][ T6880] do_fast_syscall_32+0x33/0x70 [ 433.236258][ T6865] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.236332][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 433.241336][ T6880] do_SYSENTER_32+0x1b/0x20 [ 433.246271][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.246349][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 433.251419][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.256341][ T6865] do_fast_syscall_32+0x33/0x70 [ 433.256397][ T6865] do_SYSENTER_32+0x1b/0x20 [ 433.256451][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.261100][ T6880] [ 433.261108][ T6880] Uninit was stored to memory at: [ 433.265767][ T6865] RIP: 0023:0xf7f7d549 [ 433.265801][ T6865] 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 [ 433.265848][ T6865] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 [ 433.270559][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 433.274980][ T6865] ORIG_RAX: 0000000000000151 [ 433.274998][ T6865] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 433.275032][ T6865] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 433.275063][ T6865] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 433.279715][ T6880] get_compat_msghdr+0x10c/0x280 [ 433.284808][ T6865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 433.284838][ T6865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 433.284882][ T6865] [ 433.293271][ T6865] Uninit was stored to memory at: [ 433.295416][ T6880] ___sys_recvmsg+0x289/0xb40 [ 433.300495][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 433.306824][ T6880] do_recvmmsg+0x7c9/0x1200 [ 433.306884][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 433.306940][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.307003][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 433.307055][ T6880] do_fast_syscall_32+0x33/0x70 [ 433.307103][ T6880] do_SYSENTER_32+0x1b/0x20 [ 433.307149][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.307204][ T6880] [ 433.307212][ T6880] Uninit was stored to memory at: [ 433.307284][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 433.307338][ T6880] get_compat_msghdr+0x10c/0x280 [ 433.307389][ T6880] ___sys_recvmsg+0x289/0xb40 [ 433.307441][ T6880] do_recvmmsg+0x7c9/0x1200 [ 433.307494][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 433.307548][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.307611][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 433.307660][ T6880] do_fast_syscall_32+0x33/0x70 [ 433.307705][ T6880] do_SYSENTER_32+0x1b/0x20 [ 433.307751][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.307806][ T6880] [ 433.307814][ T6880] Uninit was stored to memory at: [ 433.307880][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 433.307935][ T6880] get_compat_msghdr+0x10c/0x280 [ 433.307985][ T6880] ___sys_recvmsg+0x289/0xb40 [ 433.308037][ T6880] do_recvmmsg+0x7c9/0x1200 [ 433.308090][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 433.308145][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.308207][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 433.308263][ T6880] do_fast_syscall_32+0x33/0x70 [ 433.308313][ T6880] do_SYSENTER_32+0x1b/0x20 [ 433.308359][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.308415][ T6880] [ 433.308423][ T6880] Local variable msg_sys created at: [ 433.308438][ T6880] do_recvmmsg+0xc9/0x1200 [ 433.308491][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 433.548463][ T6890] not chained 1390000 origins [ 433.549350][ T6865] get_compat_msghdr+0x10c/0x280 [ 433.556711][ T6890] CPU: 1 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 433.559492][ T6865] ___sys_recvmsg+0x289/0xb40 [ 433.564242][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.564269][ T6890] Call Trace: [ 433.564285][ T6890] [ 433.564299][ T6890] dump_stack_lvl+0x200/0x28c [ 433.564360][ T6890] dump_stack+0x29/0x2c [ 433.568864][ T6865] do_recvmmsg+0x7c9/0x1200 [ 433.573526][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 433.573599][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 433.579924][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 433.585024][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 433.585097][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.585205][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 433.590024][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.594518][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 433.594585][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.594654][ T6890] ? should_fail+0x79/0x9c0 [ 433.600960][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 433.603280][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 433.603343][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 433.608386][ T6865] do_fast_syscall_32+0x33/0x70 [ 433.614035][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 433.614106][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 433.614167][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.619111][ T6865] do_SYSENTER_32+0x1b/0x20 [ 433.623776][ T6890] __msan_chain_origin+0xbd/0x140 [ 433.623843][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 433.623923][ T6890] get_compat_msghdr+0x10c/0x280 [ 433.628371][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.633039][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 433.633106][ T6890] ___sys_recvmsg+0x289/0xb40 [ 433.639446][ T6865] [ 433.639460][ T6865] Uninit was stored to memory at: [ 433.639538][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 433.644484][ T6890] ? __schedule+0x176c/0x21c0 [ 433.644554][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 433.644616][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.649464][ T6865] get_compat_msghdr+0x10c/0x280 [ 433.653958][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 433.654022][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 433.654091][ T6890] do_recvmmsg+0x7c9/0x1200 [ 433.660387][ T6865] ___sys_recvmsg+0x289/0xb40 [ 433.662710][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 433.662790][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 433.668061][ T6865] do_recvmmsg+0x7c9/0x1200 [ 433.672472][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 433.672534][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.677224][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 433.681890][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 433.681966][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.686905][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.696961][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 433.697023][ T6890] do_fast_syscall_32+0x33/0x70 [ 433.697078][ T6890] do_SYSENTER_32+0x1b/0x20 [ 433.701805][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 433.711773][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.711836][ T6890] RIP: 0023:0xf7f7a549 [ 433.711868][ T6890] 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 [ 433.715161][ T6865] do_fast_syscall_32+0x33/0x70 [ 433.718084][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 [ 433.722853][ T6865] do_SYSENTER_32+0x1b/0x20 [ 433.726883][ T6890] ORIG_RAX: 0000000000000151 [ 433.726901][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 433.731369][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.737243][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 433.737274][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 433.737303][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 433.737332][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 433.737376][ T6890] [ 433.743488][ T6865] [ 433.748174][ T6890] Uninit was stored to memory at: [ 433.753261][ T6865] Uninit was stored to memory at: [ 433.759093][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 433.764724][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 433.771038][ T6890] get_compat_msghdr+0x10c/0x280 [ 433.776232][ T6865] get_compat_msghdr+0x10c/0x280 [ 433.782093][ T6890] ___sys_recvmsg+0x289/0xb40 [ 433.786583][ T6865] ___sys_recvmsg+0x289/0xb40 [ 433.791587][ T6890] do_recvmmsg+0x7c9/0x1200 [ 433.796788][ T6865] do_recvmmsg+0x7c9/0x1200 [ 433.803072][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 433.807911][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 433.814040][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.819180][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.825049][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 433.829556][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 433.834648][ T6890] do_fast_syscall_32+0x33/0x70 [ 433.839784][ T6865] do_fast_syscall_32+0x33/0x70 [ 433.839834][ T6865] do_SYSENTER_32+0x1b/0x20 [ 433.839883][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.844921][ T6890] do_SYSENTER_32+0x1b/0x20 [ 433.851253][ T6865] [ 433.851262][ T6865] Uninit was stored to memory at: [ 433.855990][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.860738][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 433.863101][ T6890] [ 433.863112][ T6890] Uninit was stored to memory at: [ 433.863200][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 433.868117][ T6865] get_compat_msghdr+0x10c/0x280 [ 433.873320][ T6890] get_compat_msghdr+0x10c/0x280 [ 433.878000][ T6865] ___sys_recvmsg+0x289/0xb40 [ 433.883212][ T6890] ___sys_recvmsg+0x289/0xb40 [ 433.889029][ T6865] do_recvmmsg+0x7c9/0x1200 [ 433.894050][ T6890] do_recvmmsg+0x7c9/0x1200 [ 433.899168][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 433.905039][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 433.909549][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.914290][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 433.919439][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 433.924611][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 433.929119][ T6865] do_fast_syscall_32+0x33/0x70 [ 433.933943][ T6890] do_fast_syscall_32+0x33/0x70 [ 433.940450][ T6865] do_SYSENTER_32+0x1b/0x20 [ 433.945197][ T6890] do_SYSENTER_32+0x1b/0x20 [ 433.949882][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.956274][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 433.962688][ T6865] [ 433.962697][ T6865] Uninit was stored to memory at: [ 433.967713][ T6890] [ 433.967722][ T6890] Uninit was stored to memory at: [ 433.972715][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 433.977174][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 433.982230][ T6865] get_compat_msghdr+0x10c/0x280 [ 433.988511][ T6890] get_compat_msghdr+0x10c/0x280 [ 433.992664][ T6865] ___sys_recvmsg+0x289/0xb40 [ 434.012325][ T6890] ___sys_recvmsg+0x289/0xb40 [ 434.017180][ T6865] do_recvmmsg+0x7c9/0x1200 [ 434.023321][ T6890] do_recvmmsg+0x7c9/0x1200 [ 434.027828][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 434.032574][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 434.040556][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.046939][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.055023][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 434.063037][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 434.070999][ T6865] do_fast_syscall_32+0x33/0x70 [ 434.079037][ T6890] do_fast_syscall_32+0x33/0x70 [ 434.082151][ T6865] do_SYSENTER_32+0x1b/0x20 [ 434.084461][ T6890] do_SYSENTER_32+0x1b/0x20 [ 434.089464][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.094557][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.099674][ T6865] [ 434.099682][ T6865] Uninit was stored to memory at: [ 434.104840][ T6890] [ 434.104848][ T6890] Uninit was stored to memory at: [ 434.104922][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 434.109838][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 434.114777][ T6890] get_compat_msghdr+0x10c/0x280 [ 434.119460][ T6865] get_compat_msghdr+0x10c/0x280 [ 434.124194][ T6890] ___sys_recvmsg+0x289/0xb40 [ 434.128703][ T6865] ___sys_recvmsg+0x289/0xb40 [ 434.133263][ T6890] do_recvmmsg+0x7c9/0x1200 [ 434.137941][ T6865] do_recvmmsg+0x7c9/0x1200 [ 434.142683][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 434.149006][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 434.155393][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.160432][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.165515][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 434.170370][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 434.175283][ T6890] do_fast_syscall_32+0x33/0x70 [ 434.179807][ T6865] do_fast_syscall_32+0x33/0x70 [ 434.186196][ T6890] do_SYSENTER_32+0x1b/0x20 [ 434.190705][ T6865] do_SYSENTER_32+0x1b/0x20 [ 434.193099][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.198106][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.204490][ T6890] [ 434.204499][ T6890] Uninit was stored to memory at: [ 434.204572][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 434.209602][ T6865] [ 434.209610][ T6865] Uninit was stored to memory at: [ 434.212032][ T6890] get_compat_msghdr+0x10c/0x280 [ 434.217060][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 434.222168][ T6890] ___sys_recvmsg+0x289/0xb40 [ 434.227115][ T6865] get_compat_msghdr+0x10c/0x280 [ 434.232113][ T6890] do_recvmmsg+0x7c9/0x1200 [ 434.236797][ T6865] ___sys_recvmsg+0x289/0xb40 [ 434.241456][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 434.246039][ T6865] do_recvmmsg+0x7c9/0x1200 [ 434.250507][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.255264][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 434.259900][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 434.266327][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.272700][ T6890] do_fast_syscall_32+0x33/0x70 [ 434.277708][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 434.282794][ T6890] do_SYSENTER_32+0x1b/0x20 [ 434.287652][ T6865] do_fast_syscall_32+0x33/0x70 [ 434.292579][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.297086][ T6865] do_SYSENTER_32+0x1b/0x20 [ 434.301569][ T6890] [ 434.301577][ T6890] Uninit was stored to memory at: [ 434.307975][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.314401][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 434.316675][ T6865] [ 434.316685][ T6865] Local variable msg_sys created at: [ 434.321680][ T6890] get_compat_msghdr+0x10c/0x280 [ 434.324113][ T6865] do_recvmmsg+0xc9/0x1200 [ 434.329038][ T6890] ___sys_recvmsg+0x289/0xb40 [ 434.334238][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 434.339311][ T6890] do_recvmmsg+0x7c9/0x1200 [ 434.710173][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 434.715060][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.721452][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 434.726679][ T6890] do_fast_syscall_32+0x33/0x70 [ 434.731574][ T6890] do_SYSENTER_32+0x1b/0x20 [ 434.736274][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.742738][ T6890] [ 434.745071][ T6890] Uninit was stored to memory at: [ 434.750180][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 434.755492][ T6890] get_compat_msghdr+0x10c/0x280 [ 434.760482][ T6890] ___sys_recvmsg+0x289/0xb40 [ 434.765366][ T6890] do_recvmmsg+0x7c9/0x1200 [ 434.769919][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 434.774800][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 434.781189][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 434.786411][ T6890] do_fast_syscall_32+0x33/0x70 [ 434.791307][ T6890] do_SYSENTER_32+0x1b/0x20 [ 434.796006][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 434.802469][ T6890] [ 434.804800][ T6890] Local variable msg_sys created at: [ 434.810090][ T6890] do_recvmmsg+0xc9/0x1200 [ 434.814855][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 434.937856][ T6865] not chained 1400000 origins [ 434.943026][ T6865] CPU: 1 PID: 6865 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 434.953149][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.963235][ T6865] Call Trace: [ 434.966537][ T6865] [ 434.969486][ T6865] dump_stack_lvl+0x200/0x28c [ 434.974219][ T6865] dump_stack+0x29/0x2c [ 434.978423][ T6865] kmsan_internal_chain_origin+0x78/0x120 [ 434.984197][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 434.990319][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 434.995492][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.001362][ T6865] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 435.006964][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 435.012217][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.018083][ T6865] ? should_fail+0x79/0x9c0 [ 435.023250][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 435.028416][ T6865] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 435.034712][ T6865] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 435.040833][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 435.045994][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.051855][ T6865] __msan_chain_origin+0xbd/0x140 [ 435.056931][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.062114][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.067115][ T6865] ? do_recvmmsg+0x7c9/0x1200 [ 435.071845][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.076585][ T6865] ? __schedule+0x176c/0x21c0 [ 435.081316][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 435.086477][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.092340][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 435.097500][ T6865] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.103361][ T6865] do_recvmmsg+0x7c9/0x1200 [ 435.107920][ T6865] ? filter_irq_stacks+0xb9/0x230 [ 435.113011][ T6865] ? kmsan_get_metadata+0x33/0x220 [ 435.118177][ T6865] ? __sys_recvmmsg+0xb9/0x6f0 [ 435.122988][ T6865] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.129548][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.134381][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.140774][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.145848][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.150746][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.155302][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.161685][ T6865] RIP: 0023:0xf7f7d549 [ 435.165772][ T6865] 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 [ 435.185422][ T6865] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 435.193877][ T6865] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 435.201878][ T6865] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 435.209871][ T6865] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 435.217867][ T6865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 435.225867][ T6865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 435.233880][ T6865] [ 435.240747][ T6865] Uninit was stored to memory at: [ 435.246781][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.252055][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.257043][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.261859][ T6865] do_recvmmsg+0x7c9/0x1200 [ 435.266410][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.271134][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.277616][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.282776][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.287669][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.292317][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.298695][ T6865] [ 435.301025][ T6865] Uninit was stored to memory at: [ 435.306210][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.311367][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.316469][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.321198][ T6865] do_recvmmsg+0x7c9/0x1200 [ 435.325841][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.330565][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.337048][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.342251][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.347160][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.351703][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.358231][ T6865] [ 435.360565][ T6865] Uninit was stored to memory at: [ 435.365819][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.369051][ T6880] not chained 1410000 origins [ 435.370971][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.375962][ T6880] CPU: 0 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 435.380728][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.390774][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.390802][ T6880] Call Trace: [ 435.390818][ T6880] [ 435.390834][ T6880] dump_stack_lvl+0x200/0x28c [ 435.390894][ T6880] dump_stack+0x29/0x2c [ 435.395604][ T6865] do_recvmmsg+0x7c9/0x1200 [ 435.405572][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 435.405640][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 435.408919][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.411843][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 435.411906][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.416573][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.420713][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 435.425268][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.430901][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 435.437054][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.441606][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.446773][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.452493][ T6880] ? should_fail+0x79/0x9c0 [ 435.452541][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 435.458870][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.464400][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 435.464468][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 435.469473][ T6865] [ 435.469482][ T6865] Uninit was stored to memory at: [ 435.474567][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 435.474631][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.479537][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.485262][ T6880] __msan_chain_origin+0xbd/0x140 [ 435.485326][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 435.489852][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.494356][ T6880] get_compat_msghdr+0x10c/0x280 [ 435.494422][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 435.499506][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.505817][ T6880] ___sys_recvmsg+0x289/0xb40 [ 435.505891][ T6880] ? __schedule+0x176c/0x21c0 [ 435.512284][ T6865] do_recvmmsg+0x7c9/0x1200 [ 435.518268][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 435.520578][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.525581][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.525648][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 435.530746][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.536553][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 435.536624][ T6880] do_recvmmsg+0x7c9/0x1200 [ 435.536688][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 435.541833][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.546779][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 435.551979][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.556811][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 435.561830][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.566389][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.571054][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.575716][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 435.575799][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.580487][ T6865] [ 435.580496][ T6865] Uninit was stored to memory at: [ 435.584984][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 435.585051][ T6880] do_fast_syscall_32+0x33/0x70 [ 435.585106][ T6880] do_SYSENTER_32+0x1b/0x20 [ 435.590279][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.594879][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.594944][ T6880] RIP: 0023:0xf7f77549 [ 435.594977][ T6880] 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 [ 435.600746][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.605838][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 435.605886][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 435.605920][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 435.612306][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.618017][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 435.622580][ T6865] do_recvmmsg+0x7c9/0x1200 [ 435.627521][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 435.632633][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.637616][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 435.642521][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.647216][ T6880] [ 435.651683][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.660871][ T6880] Uninit was stored to memory at: [ 435.664554][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.664610][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.664664][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.664721][ T6865] [ 435.664729][ T6865] Uninit was stored to memory at: [ 435.664801][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.669516][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 435.675846][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.678185][ T6880] get_compat_msghdr+0x10c/0x280 [ 435.683266][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.688273][ T6880] ___sys_recvmsg+0x289/0xb40 [ 435.693185][ T6865] do_recvmmsg+0x7c9/0x1200 [ 435.697695][ T6880] do_recvmmsg+0x7c9/0x1200 [ 435.702865][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.709193][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 435.713345][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.733061][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.737958][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.746448][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 435.754464][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.762524][ T6880] do_fast_syscall_32+0x33/0x70 [ 435.767177][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.775249][ T6880] do_SYSENTER_32+0x1b/0x20 [ 435.779709][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.787769][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.792484][ T6865] [ 435.792493][ T6865] Uninit was stored to memory at: [ 435.792568][ T6865] __get_compat_msghdr+0x6ea/0x9e0 [ 435.800451][ T6880] [ 435.800459][ T6880] Uninit was stored to memory at: [ 435.806833][ T6865] get_compat_msghdr+0x10c/0x280 [ 435.809923][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 435.814945][ T6865] ___sys_recvmsg+0x289/0xb40 [ 435.819970][ T6880] get_compat_msghdr+0x10c/0x280 [ 435.824888][ T6865] do_recvmmsg+0x7c9/0x1200 23:18:34 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) 23:18:34 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) [ 435.829393][ T6880] ___sys_recvmsg+0x289/0xb40 [ 435.835786][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.838123][ T6880] do_recvmmsg+0x7c9/0x1200 [ 435.843203][ T6865] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.843271][ T6865] __do_fast_syscall_32+0x95/0xf0 [ 435.843327][ T6865] do_fast_syscall_32+0x33/0x70 [ 435.848417][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 435.853589][ T6865] do_SYSENTER_32+0x1b/0x20 [ 435.858528][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 435.863523][ T6865] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 435.868198][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 435.872940][ T6865] [ 435.872950][ T6865] Local variable msg_sys created at: [ 435.872965][ T6865] do_recvmmsg+0xc9/0x1200 [ 435.877444][ T6880] do_fast_syscall_32+0x33/0x70 [ 435.882004][ T6865] __sys_recvmmsg+0x520/0x6f0 [ 435.886683][ T6880] do_SYSENTER_32+0x1b/0x20 [ 436.074068][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.080458][ T6880] [ 436.082880][ T6880] Uninit was stored to memory at: [ 436.087971][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 436.093252][ T6880] get_compat_msghdr+0x10c/0x280 [ 436.098237][ T6880] ___sys_recvmsg+0x289/0xb40 [ 436.103075][ T6880] do_recvmmsg+0x7c9/0x1200 [ 436.107630][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 436.112485][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.118872][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 436.124067][ T6880] do_fast_syscall_32+0x33/0x70 [ 436.128965][ T6880] do_SYSENTER_32+0x1b/0x20 [ 436.133617][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.139993][ T6880] [ 436.142433][ T6880] Uninit was stored to memory at: [ 436.147522][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 436.152793][ T6880] get_compat_msghdr+0x10c/0x280 [ 436.157785][ T6880] ___sys_recvmsg+0x289/0xb40 [ 436.162635][ T6880] do_recvmmsg+0x7c9/0x1200 [ 436.167190][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 436.172039][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.178425][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 436.183608][ T6880] do_fast_syscall_32+0x33/0x70 [ 436.188497][ T6880] do_SYSENTER_32+0x1b/0x20 [ 436.193197][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.199591][ T6880] [ 436.202047][ T6880] Uninit was stored to memory at: [ 436.207136][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 436.212420][ T6880] get_compat_msghdr+0x10c/0x280 [ 436.217403][ T6880] ___sys_recvmsg+0x289/0xb40 [ 436.222246][ T6880] do_recvmmsg+0x7c9/0x1200 [ 436.226796][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 436.231517][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.238048][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 436.243217][ T6880] do_fast_syscall_32+0x33/0x70 [ 436.248112][ T6880] do_SYSENTER_32+0x1b/0x20 [ 436.252784][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.259166][ T6880] [ 436.261495][ T6880] Uninit was stored to memory at: [ 436.266702][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 436.271948][ T6880] get_compat_msghdr+0x10c/0x280 [ 436.276928][ T6880] ___sys_recvmsg+0x289/0xb40 [ 436.281660][ T6880] do_recvmmsg+0x7c9/0x1200 [ 436.286338][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 436.291066][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.297605][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 436.302787][ T6880] do_fast_syscall_32+0x33/0x70 [ 436.307681][ T6880] do_SYSENTER_32+0x1b/0x20 [ 436.312330][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.318703][ T6880] [ 436.321031][ T6880] Uninit was stored to memory at: [ 436.321114][ T6902] not chained 1420000 origins [ 436.326232][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 436.330909][ T6902] CPU: 1 PID: 6902 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 436.336112][ T6880] get_compat_msghdr+0x10c/0x280 [ 436.346041][ T6902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.346068][ T6902] Call Trace: [ 436.346085][ T6902] [ 436.346101][ T6902] dump_stack_lvl+0x200/0x28c [ 436.346163][ T6902] dump_stack+0x29/0x2c [ 436.351071][ T6880] ___sys_recvmsg+0x289/0xb40 [ 436.361115][ T6902] kmsan_internal_chain_origin+0x78/0x120 [ 436.361181][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 436.364586][ T6880] do_recvmmsg+0x7c9/0x1200 [ 436.367409][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 436.372143][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 436.376203][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.380858][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.386566][ T6902] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 436.386630][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 436.392793][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 436.397236][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.402477][ T6880] do_fast_syscall_32+0x33/0x70 [ 436.407006][ T6902] ? should_fail+0x79/0x9c0 [ 436.412919][ T6880] do_SYSENTER_32+0x1b/0x20 [ 436.419127][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 436.424785][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.429756][ T6902] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 436.434865][ T6880] [ 436.440550][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 436.445582][ T6880] Local variable msg_sys created at: [ 436.449965][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 436.454546][ T6880] do_recvmmsg+0xc9/0x1200 [ 436.459540][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.465953][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 436.472070][ T6902] __msan_chain_origin+0xbd/0x140 [ 436.472135][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 436.515839][ T6902] get_compat_msghdr+0x10c/0x280 [ 436.520839][ T6902] ? do_recvmmsg+0x7c9/0x1200 [ 436.525577][ T6902] ___sys_recvmsg+0x289/0xb40 [ 436.530413][ T6902] ? __schedule+0x176c/0x21c0 [ 436.535155][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 436.540327][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.546201][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 436.551370][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.557239][ T6902] do_recvmmsg+0x7c9/0x1200 [ 436.561803][ T6902] ? filter_irq_stacks+0xb9/0x230 [ 436.566901][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 436.572068][ T6902] ? __sys_recvmmsg+0xb9/0x6f0 [ 436.576878][ T6902] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.583442][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 436.588185][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.594585][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 436.599673][ T6902] do_fast_syscall_32+0x33/0x70 [ 436.604567][ T6902] do_SYSENTER_32+0x1b/0x20 [ 436.609117][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.615528][ T6902] RIP: 0023:0xf7f39549 [ 436.619614][ T6902] 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 [ 436.639262][ T6902] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 436.647718][ T6902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 436.655726][ T6902] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 436.663729][ T6902] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 436.671730][ T6902] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 436.679726][ T6902] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 436.687744][ T6902] [ 436.695145][ T6902] Uninit was stored to memory at: [ 436.700250][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 436.708417][ T6902] get_compat_msghdr+0x10c/0x280 [ 436.713874][ T6902] ___sys_recvmsg+0x289/0xb40 [ 436.718607][ T6902] do_recvmmsg+0x7c9/0x1200 [ 436.723253][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 436.727978][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.734464][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 436.739538][ T6902] do_fast_syscall_32+0x33/0x70 [ 436.744539][ T6902] do_SYSENTER_32+0x1b/0x20 [ 436.749083][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.755558][ T6902] [ 436.757896][ T6902] Uninit was stored to memory at: [ 436.763065][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 436.768219][ T6902] get_compat_msghdr+0x10c/0x280 [ 436.773310][ T6902] ___sys_recvmsg+0x289/0xb40 [ 436.778041][ T6902] do_recvmmsg+0x7c9/0x1200 [ 436.782683][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 436.787407][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.793891][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 436.798984][ T6902] do_fast_syscall_32+0x33/0x70 [ 436.803966][ T6902] do_SYSENTER_32+0x1b/0x20 [ 436.808512][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.814991][ T6902] [ 436.817324][ T6902] Uninit was stored to memory at: [ 436.822501][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 436.827655][ T6902] get_compat_msghdr+0x10c/0x280 [ 436.832733][ T6902] ___sys_recvmsg+0x289/0xb40 [ 436.837464][ T6902] do_recvmmsg+0x7c9/0x1200 [ 436.842107][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 436.846851][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.853344][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 436.858408][ T6902] do_fast_syscall_32+0x33/0x70 [ 436.863392][ T6902] do_SYSENTER_32+0x1b/0x20 [ 436.867938][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.869900][ T6880] not chained 1430000 origins [ 436.874390][ T6902] [ 436.874400][ T6902] Uninit was stored to memory at: [ 436.874472][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 436.874529][ T6902] get_compat_msghdr+0x10c/0x280 [ 436.874583][ T6902] ___sys_recvmsg+0x289/0xb40 [ 436.874641][ T6902] do_recvmmsg+0x7c9/0x1200 [ 436.879338][ T6880] CPU: 0 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 436.881654][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 436.886658][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.892263][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 436.897105][ T6880] Call Trace: [ 436.897123][ T6880] [ 436.901845][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 436.906247][ T6880] dump_stack_lvl+0x200/0x28c [ 436.916363][ T6902] do_fast_syscall_32+0x33/0x70 [ 436.920956][ T6880] dump_stack+0x29/0x2c [ 436.931065][ T6902] do_SYSENTER_32+0x1b/0x20 [ 436.937305][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 436.937375][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 436.940685][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 436.943607][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 436.943670][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.948699][ T6902] [ 436.948708][ T6902] Uninit was stored to memory at: [ 436.953362][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 436.953429][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 436.958346][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 436.962441][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.962513][ T6880] ? should_fail+0x79/0x9c0 [ 436.966996][ T6902] get_compat_msghdr+0x10c/0x280 [ 436.972697][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 436.972761][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 436.978825][ T6902] ___sys_recvmsg+0x289/0xb40 [ 436.985148][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 436.985216][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 436.985277][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 436.990348][ T6902] do_recvmmsg+0x7c9/0x1200 [ 436.996152][ T6880] __msan_chain_origin+0xbd/0x140 [ 436.996216][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 436.998539][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 437.003563][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.003629][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 437.009143][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.014239][ T6880] ___sys_recvmsg+0x289/0xb40 [ 437.014317][ T6880] ? __schedule+0x176c/0x21c0 [ 437.019405][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 437.025203][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 437.025267][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 437.029749][ T6902] do_fast_syscall_32+0x33/0x70 [ 437.034666][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 437.034728][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 437.039865][ T6902] do_SYSENTER_32+0x1b/0x20 [ 437.046090][ T6880] do_recvmmsg+0x7c9/0x1200 [ 437.046156][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 437.050817][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.056876][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 437.056948][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 437.062106][ T6902] [ 437.067819][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.072386][ T6902] Uninit was stored to memory at: [ 437.077352][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 437.082608][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 437.087110][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.092089][ T6902] get_compat_msghdr+0x10c/0x280 [ 437.096682][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 437.103059][ T6902] ___sys_recvmsg+0x289/0xb40 [ 437.107641][ T6880] do_fast_syscall_32+0x33/0x70 [ 437.112373][ T6902] do_recvmmsg+0x7c9/0x1200 [ 437.117305][ T6880] do_SYSENTER_32+0x1b/0x20 [ 437.122468][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 437.128180][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.133120][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.138104][ T6880] RIP: 0023:0xf7f77549 [ 437.143965][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 437.148373][ T6880] 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 [ 437.152936][ T6902] do_fast_syscall_32+0x33/0x70 [ 437.157861][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 [ 437.164247][ T6902] do_SYSENTER_32+0x1b/0x20 [ 437.169261][ T6880] ORIG_RAX: 0000000000000151 [ 437.169279][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 437.174085][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.176317][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 437.182903][ T6902] [ 437.187801][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 437.192545][ T6902] Uninit was stored to memory at: [ 437.197546][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 437.203997][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 437.208768][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 437.213948][ T6902] get_compat_msghdr+0x10c/0x280 [ 437.218450][ T6880] [ 437.223359][ T6902] ___sys_recvmsg+0x289/0xb40 [ 437.230436][ T6880] Uninit was stored to memory at: [ 437.232345][ T6902] do_recvmmsg+0x7c9/0x1200 [ 437.232405][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 437.232462][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.232527][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 437.232580][ T6902] do_fast_syscall_32+0x33/0x70 [ 437.237339][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 437.243662][ T6902] do_SYSENTER_32+0x1b/0x20 [ 437.243714][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.250004][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.254131][ T6902] [ 437.254143][ T6902] Local variable msg_sys created at: [ 437.254158][ T6902] do_recvmmsg+0xc9/0x1200 [ 437.259160][ T6880] ___sys_recvmsg+0x289/0xb40 [ 437.278840][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 437.283793][ T6880] do_recvmmsg+0x7c9/0x1200 [ 437.449138][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 437.453989][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.460372][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 437.465555][ T6880] do_fast_syscall_32+0x33/0x70 [ 437.470447][ T6880] do_SYSENTER_32+0x1b/0x20 [ 437.475107][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.481486][ T6880] [ 437.483926][ T6880] Uninit was stored to memory at: [ 437.489009][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 437.494279][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.499262][ T6880] ___sys_recvmsg+0x289/0xb40 [ 437.504109][ T6880] do_recvmmsg+0x7c9/0x1200 [ 437.508668][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 437.513506][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.519906][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 437.525108][ T6880] do_fast_syscall_32+0x33/0x70 [ 437.530022][ T6880] do_SYSENTER_32+0x1b/0x20 [ 437.534689][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.541073][ T6880] [ 437.543509][ T6880] Uninit was stored to memory at: [ 437.548613][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 437.553909][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.558900][ T6880] ___sys_recvmsg+0x289/0xb40 [ 437.563748][ T6880] do_recvmmsg+0x7c9/0x1200 [ 437.568299][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 437.573135][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.579698][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 437.584927][ T6880] do_fast_syscall_32+0x33/0x70 [ 437.589839][ T6880] do_SYSENTER_32+0x1b/0x20 [ 437.594516][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.594989][ T6890] not chained 1440000 origins [ 437.600886][ T6880] [ 437.600895][ T6880] Uninit was stored to memory at: [ 437.605723][ T6890] CPU: 1 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 437.608076][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 437.613032][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.613060][ T6890] Call Trace: [ 437.613075][ T6890] [ 437.613091][ T6890] dump_stack_lvl+0x200/0x28c [ 437.613156][ T6890] dump_stack+0x29/0x2c [ 437.623296][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.628285][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 437.638438][ T6880] ___sys_recvmsg+0x289/0xb40 [ 437.641614][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 437.644656][ T6880] do_recvmmsg+0x7c9/0x1200 [ 437.649208][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 437.653430][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 437.658265][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 437.664074][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.668642][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 437.674792][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 437.679172][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 437.684454][ T6880] do_fast_syscall_32+0x33/0x70 [ 437.689005][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 437.694893][ T6880] do_SYSENTER_32+0x1b/0x20 [ 437.701100][ T6890] ? should_fail+0x79/0x9c0 [ 437.706729][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.711628][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 437.716820][ T6880] [ 437.721551][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 437.727436][ T6880] Uninit was stored to memory at: [ 437.731824][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 437.731893][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 437.736449][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 437.742693][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 437.742761][ T6890] __msan_chain_origin+0xbd/0x140 [ 437.747882][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.750196][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 437.756513][ T6880] ___sys_recvmsg+0x289/0xb40 [ 437.761434][ T6890] get_compat_msghdr+0x10c/0x280 [ 437.767565][ T6880] do_recvmmsg+0x7c9/0x1200 [ 437.772559][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 437.772624][ T6890] ___sys_recvmsg+0x289/0xb40 [ 437.777727][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 437.783524][ T6890] ? __schedule+0x176c/0x21c0 [ 437.783588][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 437.788620][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.793541][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 437.793609][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 437.798734][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 437.803394][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 437.803465][ T6890] do_recvmmsg+0x7c9/0x1200 [ 437.808419][ T6880] do_fast_syscall_32+0x33/0x70 [ 437.812917][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 437.812995][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 437.817671][ T6880] do_SYSENTER_32+0x1b/0x20 [ 437.822338][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 437.822400][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.827099][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.831766][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 437.831842][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.836970][ T6880] [ 437.836980][ T6880] Uninit was stored to memory at: [ 437.843289][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 437.843348][ T6890] do_fast_syscall_32+0x33/0x70 [ 437.843403][ T6890] do_SYSENTER_32+0x1b/0x20 [ 437.843456][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.849343][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 437.854371][ T6890] RIP: 0023:0xf7f7a549 [ 437.854406][ T6890] 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 [ 437.854453][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 437.859478][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.865263][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 437.865298][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 437.865329][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 437.865358][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 437.869935][ T6880] ___sys_recvmsg+0x289/0xb40 [ 437.874765][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 437.874810][ T6890] [ 437.878756][ T6890] Uninit was stored to memory at: [ 437.879866][ T6880] do_recvmmsg+0x7c9/0x1200 [ 437.885543][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 437.889548][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 437.894380][ T6890] get_compat_msghdr+0x10c/0x280 [ 437.900880][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.907267][ T6890] ___sys_recvmsg+0x289/0xb40 [ 437.912035][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 437.918338][ T6890] do_recvmmsg+0x7c9/0x1200 [ 437.920651][ T6880] do_fast_syscall_32+0x33/0x70 [ 437.925737][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 437.930762][ T6880] do_SYSENTER_32+0x1b/0x20 [ 437.935674][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 437.940207][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 437.946683][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 437.951881][ T6880] [ 437.951890][ T6880] Uninit was stored to memory at: [ 437.955924][ T6890] do_fast_syscall_32+0x33/0x70 [ 437.975698][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 437.984094][ T6890] do_SYSENTER_32+0x1b/0x20 [ 437.989042][ T6880] get_compat_msghdr+0x10c/0x280 [ 437.997098][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.005187][ T6880] ___sys_recvmsg+0x289/0xb40 [ 438.013206][ T6890] [ 438.013215][ T6890] Uninit was stored to memory at: [ 438.021162][ T6880] do_recvmmsg+0x7c9/0x1200 [ 438.025960][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 438.033977][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 438.036966][ T6890] get_compat_msghdr+0x10c/0x280 [ 438.042049][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.046527][ T6890] ___sys_recvmsg+0x289/0xb40 [ 438.051617][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 438.056355][ T6890] do_recvmmsg+0x7c9/0x1200 [ 438.061295][ T6880] do_fast_syscall_32+0x33/0x70 [ 438.067680][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 438.072446][ T6880] do_SYSENTER_32+0x1b/0x20 [ 438.077450][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.082051][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.086857][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 438.091516][ T6880] [ 438.091526][ T6880] Local variable msg_sys created at: [ 438.096080][ T6890] do_fast_syscall_32+0x33/0x70 [ 438.102494][ T6880] do_recvmmsg+0xc9/0x1200 [ 438.108795][ T6890] do_SYSENTER_32+0x1b/0x20 [ 438.113907][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 438.116203][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.264025][ T6890] [ 438.266359][ T6890] Uninit was stored to memory at: [ 438.271456][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 438.276718][ T6890] get_compat_msghdr+0x10c/0x280 [ 438.281806][ T6890] ___sys_recvmsg+0x289/0xb40 [ 438.286541][ T6890] do_recvmmsg+0x7c9/0x1200 [ 438.291101][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 438.295943][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.302425][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 438.307498][ T6890] do_fast_syscall_32+0x33/0x70 [ 438.312484][ T6890] do_SYSENTER_32+0x1b/0x20 [ 438.317032][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.323511][ T6890] [ 438.325848][ T6890] Uninit was stored to memory at: [ 438.330937][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 438.336200][ T6890] get_compat_msghdr+0x10c/0x280 [ 438.341188][ T6890] ___sys_recvmsg+0x289/0xb40 [ 438.346011][ T6890] do_recvmmsg+0x7c9/0x1200 [ 438.350565][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 438.355391][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.361865][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 438.366933][ T6890] do_fast_syscall_32+0x33/0x70 [ 438.371914][ T6890] do_SYSENTER_32+0x1b/0x20 [ 438.376457][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.383023][ T6890] [ 438.385358][ T6890] Uninit was stored to memory at: [ 438.390463][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 438.395726][ T6890] get_compat_msghdr+0x10c/0x280 [ 438.400745][ T6890] ___sys_recvmsg+0x289/0xb40 [ 438.405577][ T6890] do_recvmmsg+0x7c9/0x1200 [ 438.410136][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 438.414952][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.421337][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 438.426524][ T6890] do_fast_syscall_32+0x33/0x70 [ 438.431423][ T6890] do_SYSENTER_32+0x1b/0x20 [ 438.436065][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.442532][ T6890] [ 438.444913][ T6890] Uninit was stored to memory at: [ 438.450004][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 438.455282][ T6890] get_compat_msghdr+0x10c/0x280 [ 438.460282][ T6890] ___sys_recvmsg+0x289/0xb40 [ 438.465140][ T6890] do_recvmmsg+0x7c9/0x1200 [ 438.469693][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 438.474522][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.480911][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 438.486075][ T6890] do_fast_syscall_32+0x33/0x70 [ 438.490974][ T6890] do_SYSENTER_32+0x1b/0x20 [ 438.495606][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.502064][ T6890] [ 438.504395][ T6890] Uninit was stored to memory at: [ 438.509494][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 438.514759][ T6890] get_compat_msghdr+0x10c/0x280 [ 438.519752][ T6890] ___sys_recvmsg+0x289/0xb40 [ 438.524578][ T6890] do_recvmmsg+0x7c9/0x1200 [ 438.529129][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 438.533969][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.540354][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 438.545542][ T6890] do_fast_syscall_32+0x33/0x70 [ 438.550443][ T6890] do_SYSENTER_32+0x1b/0x20 [ 438.555090][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.561464][ T6890] [ 438.563887][ T6890] Local variable msg_sys created at: [ 438.569216][ T6890] do_recvmmsg+0xc9/0x1200 [ 438.573808][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 438.769510][ T6902] not chained 1450000 origins [ 438.774388][ T6902] CPU: 1 PID: 6902 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 438.784502][ T6902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.794595][ T6902] Call Trace: [ 438.797892][ T6902] [ 438.800835][ T6902] dump_stack_lvl+0x200/0x28c [ 438.805566][ T6902] dump_stack+0x29/0x2c [ 438.809764][ T6902] kmsan_internal_chain_origin+0x78/0x120 [ 438.815543][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 438.821666][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 438.826840][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 438.832721][ T6902] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 438.838327][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 438.843494][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 438.849370][ T6902] ? should_fail+0x79/0x9c0 [ 438.853915][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 438.859081][ T6902] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 438.865381][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 438.871507][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 438.876670][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 438.882545][ T6902] __msan_chain_origin+0xbd/0x140 [ 438.887625][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 438.892814][ T6902] get_compat_msghdr+0x10c/0x280 [ 438.897813][ T6902] ? do_recvmmsg+0x7c9/0x1200 [ 438.902547][ T6902] ___sys_recvmsg+0x289/0xb40 [ 438.907284][ T6902] ? __schedule+0x176c/0x21c0 [ 438.912016][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 438.917191][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 438.923053][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 438.928215][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 438.934083][ T6902] do_recvmmsg+0x7c9/0x1200 [ 438.938647][ T6902] ? filter_irq_stacks+0xb9/0x230 [ 438.943751][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 438.948928][ T6902] ? __sys_recvmmsg+0xb9/0x6f0 [ 438.953746][ T6902] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.960316][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 438.965064][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 438.971486][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 438.976563][ T6902] do_fast_syscall_32+0x33/0x70 [ 438.981465][ T6902] do_SYSENTER_32+0x1b/0x20 [ 438.986013][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 438.992392][ T6902] RIP: 0023:0xf7f39549 [ 438.996485][ T6902] 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 [ 439.016136][ T6902] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 439.024613][ T6902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 439.032621][ T6902] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 439.040619][ T6902] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 439.048610][ T6902] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 439.056611][ T6902] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 439.064628][ T6902] [ 439.071600][ T6902] Uninit was stored to memory at: [ 439.077407][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 439.082673][ T6902] get_compat_msghdr+0x10c/0x280 [ 439.087679][ T6902] ___sys_recvmsg+0x289/0xb40 [ 439.092502][ T6902] do_recvmmsg+0x7c9/0x1200 [ 439.097058][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.101876][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.108259][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 439.113474][ T6902] do_fast_syscall_32+0x33/0x70 [ 439.118390][ T6902] do_SYSENTER_32+0x1b/0x20 [ 439.123033][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.129411][ T6902] [ 439.131851][ T6902] Uninit was stored to memory at: [ 439.136937][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 439.142176][ T6902] get_compat_msghdr+0x10c/0x280 [ 439.147157][ T6902] ___sys_recvmsg+0x289/0xb40 [ 439.151990][ T6902] do_recvmmsg+0x7c9/0x1200 [ 439.156586][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.161316][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.167802][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 439.172966][ T6902] do_fast_syscall_32+0x33/0x70 [ 439.177859][ T6902] do_SYSENTER_32+0x1b/0x20 [ 439.182483][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.188859][ T6902] [ 439.191187][ T6902] Uninit was stored to memory at: [ 439.196372][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 439.201525][ T6902] get_compat_msghdr+0x10c/0x280 [ 439.206604][ T6902] ___sys_recvmsg+0x289/0xb40 [ 439.211337][ T6902] do_recvmmsg+0x7c9/0x1200 [ 439.216016][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.220747][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.227301][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 439.232464][ T6902] do_fast_syscall_32+0x33/0x70 [ 439.237359][ T6902] do_SYSENTER_32+0x1b/0x20 [ 439.242049][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.248428][ T6902] [ 439.250755][ T6902] Uninit was stored to memory at: [ 439.256033][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 439.261282][ T6902] get_compat_msghdr+0x10c/0x280 [ 439.266435][ T6902] ___sys_recvmsg+0x289/0xb40 [ 439.271163][ T6902] do_recvmmsg+0x7c9/0x1200 [ 439.275872][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.280601][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.287150][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 439.292324][ T6902] do_fast_syscall_32+0x33/0x70 [ 439.297223][ T6902] do_SYSENTER_32+0x1b/0x20 [ 439.301911][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.308293][ T6902] [ 439.310627][ T6902] Uninit was stored to memory at: [ 439.315886][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 439.321043][ T6902] get_compat_msghdr+0x10c/0x280 [ 439.326196][ T6902] ___sys_recvmsg+0x289/0xb40 [ 439.330927][ T6902] do_recvmmsg+0x7c9/0x1200 [ 439.335644][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.340383][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.346947][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 439.352112][ T6902] do_fast_syscall_32+0x33/0x70 [ 439.357005][ T6902] do_SYSENTER_32+0x1b/0x20 [ 439.361546][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.368086][ T6902] [ 439.370418][ T6902] Uninit was stored to memory at: [ 439.375683][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 439.380863][ T6902] get_compat_msghdr+0x10c/0x280 [ 439.386009][ T6902] ___sys_recvmsg+0x289/0xb40 [ 439.390755][ T6902] do_recvmmsg+0x7c9/0x1200 [ 439.395468][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.400194][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.406693][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 439.411907][ T6902] do_fast_syscall_32+0x33/0x70 [ 439.416804][ T6902] do_SYSENTER_32+0x1b/0x20 [ 439.421346][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.427886][ T6902] [ 439.430223][ T6902] Uninit was stored to memory at: [ 439.435489][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 439.440668][ T6902] get_compat_msghdr+0x10c/0x280 [ 439.445827][ T6902] ___sys_recvmsg+0x289/0xb40 [ 439.450583][ T6902] do_recvmmsg+0x7c9/0x1200 [ 439.455312][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.460050][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.466591][ T6902] __do_fast_syscall_32+0x95/0xf0 23:18:37 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) 23:18:37 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) [ 439.471666][ T6902] do_fast_syscall_32+0x33/0x70 [ 439.476723][ T6902] do_SYSENTER_32+0x1b/0x20 [ 439.481271][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.487810][ T6902] [ 439.490156][ T6902] Local variable msg_sys created at: [ 439.495606][ T6902] do_recvmmsg+0xc9/0x1200 [ 439.500073][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 439.692972][ T6880] not chained 1460000 origins [ 439.697720][ T6880] CPU: 1 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 439.707827][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.717902][ T6880] Call Trace: [ 439.721193][ T6880] [ 439.724133][ T6880] dump_stack_lvl+0x200/0x28c [ 439.728858][ T6880] dump_stack+0x29/0x2c [ 439.733044][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 439.738810][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 439.744921][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 439.750088][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 439.755976][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 439.761584][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 439.766757][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 439.772631][ T6880] ? should_fail+0x79/0x9c0 [ 439.777167][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 439.782330][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 439.788621][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 439.794743][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 439.799905][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 439.805765][ T6880] __msan_chain_origin+0xbd/0x140 [ 439.810835][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 439.816007][ T6880] get_compat_msghdr+0x10c/0x280 [ 439.820992][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 439.825719][ T6880] ___sys_recvmsg+0x289/0xb40 [ 439.830447][ T6880] ? __schedule+0x176c/0x21c0 [ 439.835171][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 439.840331][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 439.846188][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 439.851344][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 439.857224][ T6880] do_recvmmsg+0x7c9/0x1200 [ 439.861773][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 439.866860][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 439.872022][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 439.876825][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.883379][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 439.888113][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 439.894509][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 439.899577][ T6880] do_fast_syscall_32+0x33/0x70 [ 439.904483][ T6880] do_SYSENTER_32+0x1b/0x20 [ 439.909035][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 439.915421][ T6880] RIP: 0023:0xf7f77549 [ 439.919509][ T6880] 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 [ 439.939288][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 439.947747][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 439.955744][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 439.963735][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 439.971723][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 439.979715][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 439.987724][ T6880] [ 439.995436][ T6880] Uninit was stored to memory at: [ 440.000543][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 440.006342][ T6880] get_compat_msghdr+0x10c/0x280 [ 440.011338][ T6880] ___sys_recvmsg+0x289/0xb40 [ 440.016166][ T6880] do_recvmmsg+0x7c9/0x1200 [ 440.020724][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.025546][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.032030][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 440.037101][ T6880] do_fast_syscall_32+0x33/0x70 [ 440.042115][ T6880] do_SYSENTER_32+0x1b/0x20 [ 440.046680][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.053234][ T6880] [ 440.055564][ T6880] Uninit was stored to memory at: [ 440.060654][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 440.065987][ T6880] get_compat_msghdr+0x10c/0x280 [ 440.070976][ T6880] ___sys_recvmsg+0x289/0xb40 [ 440.075872][ T6880] do_recvmmsg+0x7c9/0x1200 [ 440.080442][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.085351][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.091845][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 440.096934][ T6880] do_fast_syscall_32+0x33/0x70 [ 440.101989][ T6880] do_SYSENTER_32+0x1b/0x20 [ 440.106551][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.113016][ T6880] [ 440.115350][ T6880] Uninit was stored to memory at: [ 440.120457][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 440.125794][ T6880] get_compat_msghdr+0x10c/0x280 [ 440.130781][ T6880] ___sys_recvmsg+0x289/0xb40 [ 440.135677][ T6880] do_recvmmsg+0x7c9/0x1200 [ 440.140253][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.145169][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.151575][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 440.156815][ T6880] do_fast_syscall_32+0x33/0x70 [ 440.161832][ T6880] do_SYSENTER_32+0x1b/0x20 [ 440.166400][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.172940][ T6880] [ 440.175272][ T6880] Uninit was stored to memory at: [ 440.180363][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 440.185707][ T6880] get_compat_msghdr+0x10c/0x280 [ 440.190707][ T6880] ___sys_recvmsg+0x289/0xb40 [ 440.195622][ T6880] do_recvmmsg+0x7c9/0x1200 [ 440.200183][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.205090][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.211515][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 440.216777][ T6880] do_fast_syscall_32+0x33/0x70 [ 440.221676][ T6880] do_SYSENTER_32+0x1b/0x20 [ 440.226457][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.233001][ T6880] [ 440.235333][ T6880] Uninit was stored to memory at: [ 440.240416][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 440.245687][ T6880] get_compat_msghdr+0x10c/0x280 [ 440.250676][ T6880] ___sys_recvmsg+0x289/0xb40 [ 440.255528][ T6880] do_recvmmsg+0x7c9/0x1200 [ 440.260089][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.264924][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.271309][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 440.276552][ T6880] do_fast_syscall_32+0x33/0x70 [ 440.281449][ T6880] do_SYSENTER_32+0x1b/0x20 [ 440.286187][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.292660][ T6880] [ 440.295019][ T6880] Uninit was stored to memory at: [ 440.300136][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 440.305485][ T6880] get_compat_msghdr+0x10c/0x280 [ 440.310497][ T6880] ___sys_recvmsg+0x289/0xb40 [ 440.315387][ T6880] do_recvmmsg+0x7c9/0x1200 [ 440.319938][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.324847][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.331233][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 440.336398][ T6880] do_fast_syscall_32+0x33/0x70 [ 440.341290][ T6880] do_SYSENTER_32+0x1b/0x20 [ 440.345932][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.352400][ T6880] [ 440.354730][ T6880] Uninit was stored to memory at: [ 440.359825][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 440.365183][ T6880] get_compat_msghdr+0x10c/0x280 [ 440.370194][ T6880] ___sys_recvmsg+0x289/0xb40 [ 440.375094][ T6880] do_recvmmsg+0x7c9/0x1200 [ 440.379641][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.384532][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.390934][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 440.396179][ T6880] do_fast_syscall_32+0x33/0x70 [ 440.401079][ T6880] do_SYSENTER_32+0x1b/0x20 [ 440.405808][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.412287][ T6880] [ 440.414636][ T6880] Local variable msg_sys created at: [ 440.419928][ T6880] do_recvmmsg+0xc9/0x1200 [ 440.424555][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 440.709094][ T6890] not chained 1470000 origins [ 440.714395][ T6890] CPU: 0 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 440.724505][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.734590][ T6890] Call Trace: [ 440.737880][ T6890] [ 440.740824][ T6890] dump_stack_lvl+0x200/0x28c [ 440.745558][ T6890] dump_stack+0x29/0x2c [ 440.749765][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 440.755551][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 440.761686][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 440.766851][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 440.772716][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 440.778314][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 440.783475][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 440.789335][ T6890] ? should_fail+0x79/0x9c0 [ 440.793875][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 440.799042][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 440.805346][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 440.811482][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 440.816650][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 440.822524][ T6890] __msan_chain_origin+0xbd/0x140 [ 440.827604][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 440.832794][ T6890] get_compat_msghdr+0x10c/0x280 [ 440.837786][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 440.842516][ T6890] ___sys_recvmsg+0x289/0xb40 [ 440.847253][ T6890] ? __schedule+0x176c/0x21c0 [ 440.851978][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 440.857135][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 440.863003][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 440.868163][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 440.874038][ T6890] do_recvmmsg+0x7c9/0x1200 [ 440.878597][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 440.883698][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 440.888876][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 440.893699][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.900265][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 440.905015][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 440.911431][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 440.916505][ T6890] do_fast_syscall_32+0x33/0x70 [ 440.921395][ T6890] do_SYSENTER_32+0x1b/0x20 [ 440.925937][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 440.932313][ T6890] RIP: 0023:0xf7f7a549 [ 440.936402][ T6890] 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 [ 440.956052][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 440.964513][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 440.972518][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 440.980515][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 440.988511][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 440.996508][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 441.004545][ T6890] [ 441.013594][ T6890] Uninit was stored to memory at: [ 441.018714][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 441.025082][ T6890] get_compat_msghdr+0x10c/0x280 [ 441.030098][ T6890] ___sys_recvmsg+0x289/0xb40 [ 441.034955][ T6890] do_recvmmsg+0x7c9/0x1200 [ 441.039512][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.044351][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.050746][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 441.055939][ T6890] do_fast_syscall_32+0x33/0x70 [ 441.060832][ T6890] do_SYSENTER_32+0x1b/0x20 [ 441.065511][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.071997][ T6890] [ 441.074330][ T6890] Uninit was stored to memory at: [ 441.079421][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 441.084721][ T6890] get_compat_msghdr+0x10c/0x280 [ 441.089710][ T6890] ___sys_recvmsg+0x289/0xb40 [ 441.094586][ T6890] do_recvmmsg+0x7c9/0x1200 [ 441.099174][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.104057][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.110447][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 441.115642][ T6890] do_fast_syscall_32+0x33/0x70 [ 441.120539][ T6890] do_SYSENTER_32+0x1b/0x20 [ 441.125215][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.131596][ T6890] [ 441.134047][ T6890] Uninit was stored to memory at: [ 441.139138][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 441.144416][ T6890] get_compat_msghdr+0x10c/0x280 [ 441.149405][ T6890] ___sys_recvmsg+0x289/0xb40 [ 441.154259][ T6890] do_recvmmsg+0x7c9/0x1200 [ 441.158814][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.163642][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.170030][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 441.175214][ T6890] do_fast_syscall_32+0x33/0x70 [ 441.180121][ T6890] do_SYSENTER_32+0x1b/0x20 [ 441.184801][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.191178][ T6890] [ 441.193599][ T6890] Uninit was stored to memory at: [ 441.198691][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 441.203969][ T6890] get_compat_msghdr+0x10c/0x280 [ 441.208961][ T6890] ___sys_recvmsg+0x289/0xb40 [ 441.213837][ T6890] do_recvmmsg+0x7c9/0x1200 [ 441.218391][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.223212][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.229599][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 441.234827][ T6890] do_fast_syscall_32+0x33/0x70 [ 441.239720][ T6890] do_SYSENTER_32+0x1b/0x20 [ 441.244490][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.250887][ T6890] [ 441.253384][ T6890] Uninit was stored to memory at: [ 441.258658][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 441.263938][ T6890] get_compat_msghdr+0x10c/0x280 [ 441.268922][ T6890] ___sys_recvmsg+0x289/0xb40 [ 441.273774][ T6890] do_recvmmsg+0x7c9/0x1200 [ 441.278324][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.283144][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.289523][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 441.294712][ T6890] do_fast_syscall_32+0x33/0x70 [ 441.299614][ T6890] do_SYSENTER_32+0x1b/0x20 [ 441.304327][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.310707][ T6890] [ 441.313223][ T6890] Uninit was stored to memory at: [ 441.318316][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 441.323654][ T6890] get_compat_msghdr+0x10c/0x280 [ 441.328647][ T6890] ___sys_recvmsg+0x289/0xb40 [ 441.333569][ T6890] do_recvmmsg+0x7c9/0x1200 [ 441.338120][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.338190][ T6902] not chained 1480000 origins [ 441.342996][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.343064][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 441.343118][ T6890] do_fast_syscall_32+0x33/0x70 [ 441.343168][ T6890] do_SYSENTER_32+0x1b/0x20 [ 441.347843][ T6902] CPU: 1 PID: 6902 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 441.354306][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.359199][ T6902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.364132][ T6890] [ 441.368528][ T6902] Call Trace: [ 441.368545][ T6902] [ 441.378670][ T6890] Uninit was stored to memory at: [ 441.384876][ T6902] dump_stack_lvl+0x200/0x28c [ 441.384939][ T6902] dump_stack+0x29/0x2c [ 441.384987][ T6902] kmsan_internal_chain_origin+0x78/0x120 [ 441.395226][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 441.397355][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 441.400622][ T6890] get_compat_msghdr+0x10c/0x280 [ 441.403546][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 441.403617][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 441.408670][ T6890] ___sys_recvmsg+0x289/0xb40 [ 441.413335][ T6902] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 441.413399][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 441.413461][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 441.417588][ T6890] do_recvmmsg+0x7c9/0x1200 [ 441.423301][ T6902] ? should_fail+0x79/0x9c0 [ 441.423351][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 441.423412][ T6902] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 441.428499][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.434550][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 441.434620][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 441.439578][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.444675][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 441.444743][ T6902] __msan_chain_origin+0xbd/0x140 [ 441.450565][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 441.455228][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 441.455308][ T6902] get_compat_msghdr+0x10c/0x280 [ 441.460852][ T6890] do_fast_syscall_32+0x33/0x70 [ 441.465958][ T6902] ? do_recvmmsg+0x7c9/0x1200 [ 441.466024][ T6902] ___sys_recvmsg+0x289/0xb40 [ 441.471943][ T6890] do_SYSENTER_32+0x1b/0x20 [ 441.476369][ T6902] ? __schedule+0x176c/0x21c0 [ 441.480841][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.485943][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 441.486006][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 441.492339][ T6890] [ 441.496918][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 441.503068][ T6890] Local variable msg_sys created at: [ 441.508056][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 441.514465][ T6890] do_recvmmsg+0xc9/0x1200 [ 441.520157][ T6902] do_recvmmsg+0x7c9/0x1200 [ 441.525260][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 441.530176][ T6902] ? filter_irq_stacks+0xb9/0x230 [ 441.617792][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 441.622974][ T6902] ? __sys_recvmmsg+0xb9/0x6f0 [ 441.627790][ T6902] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.634382][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 441.639125][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.645525][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 441.650601][ T6902] do_fast_syscall_32+0x33/0x70 [ 441.655500][ T6902] do_SYSENTER_32+0x1b/0x20 [ 441.660056][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.666532][ T6902] RIP: 0023:0xf7f39549 [ 441.670626][ T6902] 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 [ 441.690363][ T6902] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 441.698827][ T6902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 441.706844][ T6902] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 441.714846][ T6902] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 441.722852][ T6902] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 441.730849][ T6902] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 441.738861][ T6902] [ 441.746143][ T6902] Uninit was stored to memory at: [ 441.751268][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 441.757054][ T6902] get_compat_msghdr+0x10c/0x280 [ 441.762145][ T6902] ___sys_recvmsg+0x289/0xb40 [ 441.766872][ T6902] do_recvmmsg+0x7c9/0x1200 [ 441.771421][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 441.776273][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.782752][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 441.787821][ T6902] do_fast_syscall_32+0x33/0x70 [ 441.792802][ T6902] do_SYSENTER_32+0x1b/0x20 [ 441.797348][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.803829][ T6902] [ 441.806160][ T6902] Uninit was stored to memory at: [ 441.811265][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 441.816564][ T6902] get_compat_msghdr+0x10c/0x280 [ 441.821639][ T6902] ___sys_recvmsg+0x289/0xb40 [ 441.826531][ T6902] do_recvmmsg+0x7c9/0x1200 [ 441.831083][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 441.836022][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.842623][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 441.847696][ T6902] do_fast_syscall_32+0x33/0x70 [ 441.852728][ T6902] do_SYSENTER_32+0x1b/0x20 [ 441.857277][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.863801][ T6902] [ 441.866136][ T6902] Uninit was stored to memory at: [ 441.871224][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 441.876541][ T6902] get_compat_msghdr+0x10c/0x280 [ 441.881529][ T6902] ___sys_recvmsg+0x289/0xb40 [ 441.886406][ T6902] do_recvmmsg+0x7c9/0x1200 [ 441.890961][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 441.895839][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.902315][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 441.907386][ T6902] do_fast_syscall_32+0x33/0x70 [ 441.912438][ T6902] do_SYSENTER_32+0x1b/0x20 [ 441.916985][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.923480][ T6902] [ 441.925825][ T6902] Uninit was stored to memory at: [ 441.930914][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 441.936226][ T6902] get_compat_msghdr+0x10c/0x280 [ 441.941217][ T6902] ___sys_recvmsg+0x289/0xb40 [ 441.946107][ T6902] do_recvmmsg+0x7c9/0x1200 [ 441.950664][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 441.955545][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 441.962047][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 441.967118][ T6902] do_fast_syscall_32+0x33/0x70 [ 441.972147][ T6902] do_SYSENTER_32+0x1b/0x20 [ 441.976696][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 441.983166][ T6902] [ 441.985502][ T6902] Uninit was stored to memory at: [ 441.990595][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 441.995914][ T6902] get_compat_msghdr+0x10c/0x280 [ 442.000906][ T6902] ___sys_recvmsg+0x289/0xb40 [ 442.005792][ T6902] do_recvmmsg+0x7c9/0x1200 [ 442.010347][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 442.015235][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.021623][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 442.026854][ T6902] do_fast_syscall_32+0x33/0x70 [ 442.031907][ T6902] do_SYSENTER_32+0x1b/0x20 [ 442.036456][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.042928][ T6902] [ 442.045260][ T6902] Uninit was stored to memory at: [ 442.050350][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 442.055609][ T6902] get_compat_msghdr+0x10c/0x280 [ 442.060609][ T6902] ___sys_recvmsg+0x289/0xb40 [ 442.065456][ T6902] do_recvmmsg+0x7c9/0x1200 [ 442.070031][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 442.074857][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.081242][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 442.086402][ T6902] do_fast_syscall_32+0x33/0x70 [ 442.091300][ T6902] do_SYSENTER_32+0x1b/0x20 [ 442.095960][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.102503][ T6902] [ 442.104842][ T6902] Uninit was stored to memory at: [ 442.109956][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 442.115329][ T6902] get_compat_msghdr+0x10c/0x280 [ 442.120322][ T6902] ___sys_recvmsg+0x289/0xb40 [ 442.125187][ T6902] do_recvmmsg+0x7c9/0x1200 [ 442.129748][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 442.134567][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.140982][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 442.146153][ T6902] do_fast_syscall_32+0x33/0x70 [ 442.151053][ T6902] do_SYSENTER_32+0x1b/0x20 [ 442.155692][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.162168][ T6902] [ 442.164508][ T6902] Local variable msg_sys created at: [ 442.169800][ T6902] do_recvmmsg+0xc9/0x1200 [ 442.174355][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 442.282568][ T6923] netlink: 'syz-executor.0': attribute type 22 has an invalid length. [ 442.418410][ T6880] not chained 1490000 origins [ 442.424042][ T6880] CPU: 1 PID: 6880 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 442.434160][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.444244][ T6880] Call Trace: [ 442.447542][ T6880] [ 442.450489][ T6880] dump_stack_lvl+0x200/0x28c [ 442.455223][ T6880] dump_stack+0x29/0x2c [ 442.459427][ T6880] kmsan_internal_chain_origin+0x78/0x120 [ 442.465205][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 442.471332][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 442.476522][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 442.482394][ T6880] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 442.487997][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 442.493162][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 442.499033][ T6880] ? should_fail+0x79/0x9c0 [ 442.503575][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 442.508741][ T6880] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 442.515041][ T6880] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 442.521167][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 442.526330][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 442.532194][ T6880] __msan_chain_origin+0xbd/0x140 [ 442.537272][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 442.542466][ T6880] get_compat_msghdr+0x10c/0x280 [ 442.547474][ T6880] ? do_recvmmsg+0x7c9/0x1200 [ 442.552219][ T6880] ___sys_recvmsg+0x289/0xb40 [ 442.556965][ T6880] ? __schedule+0x176c/0x21c0 [ 442.561703][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 442.566872][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 442.572741][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 442.577907][ T6880] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 442.583782][ T6880] do_recvmmsg+0x7c9/0x1200 [ 442.588467][ T6880] ? filter_irq_stacks+0xb9/0x230 [ 442.593563][ T6880] ? kmsan_get_metadata+0x33/0x220 [ 442.598742][ T6880] ? __sys_recvmmsg+0xb9/0x6f0 [ 442.603560][ T6880] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.610126][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 442.614879][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.621282][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 442.626362][ T6880] do_fast_syscall_32+0x33/0x70 [ 442.631275][ T6880] do_SYSENTER_32+0x1b/0x20 [ 442.635824][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.642240][ T6880] RIP: 0023:0xf7f77549 [ 442.646331][ T6880] 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 [ 442.666075][ T6880] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 442.674536][ T6880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 442.682543][ T6880] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 442.690542][ T6880] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 442.698540][ T6880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 442.706537][ T6880] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 442.714550][ T6880] [ 442.717737][ T6880] Uninit was stored to memory at: [ 442.722925][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 442.728084][ T6880] get_compat_msghdr+0x10c/0x280 [ 442.733173][ T6880] ___sys_recvmsg+0x289/0xb40 [ 442.737925][ T6880] do_recvmmsg+0x7c9/0x1200 [ 442.742570][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 442.747297][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.753783][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 442.758857][ T6880] do_fast_syscall_32+0x33/0x70 [ 442.763911][ T6880] do_SYSENTER_32+0x1b/0x20 [ 442.768461][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.775003][ T6880] [ 442.777339][ T6880] Uninit was stored to memory at: [ 442.782582][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 442.787740][ T6880] get_compat_msghdr+0x10c/0x280 [ 442.792873][ T6880] ___sys_recvmsg+0x289/0xb40 [ 442.797605][ T6880] do_recvmmsg+0x7c9/0x1200 [ 442.802299][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 442.807027][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.813565][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 442.818638][ T6880] do_fast_syscall_32+0x33/0x70 [ 442.823676][ T6880] do_SYSENTER_32+0x1b/0x20 [ 442.828223][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.834767][ T6880] [ 442.837099][ T6880] Uninit was stored to memory at: [ 442.842342][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 442.847504][ T6880] get_compat_msghdr+0x10c/0x280 [ 442.852684][ T6880] ___sys_recvmsg+0x289/0xb40 [ 442.857414][ T6880] do_recvmmsg+0x7c9/0x1200 [ 442.862105][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 442.866835][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.873390][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 442.878467][ T6880] do_fast_syscall_32+0x33/0x70 [ 442.883520][ T6880] do_SYSENTER_32+0x1b/0x20 [ 442.888069][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.894603][ T6880] [ 442.896934][ T6880] Uninit was stored to memory at: [ 442.902164][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 442.907333][ T6880] get_compat_msghdr+0x10c/0x280 [ 442.912475][ T6880] ___sys_recvmsg+0x289/0xb40 [ 442.917208][ T6880] do_recvmmsg+0x7c9/0x1200 [ 442.921906][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 442.926637][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.933170][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 442.938252][ T6880] do_fast_syscall_32+0x33/0x70 [ 442.943329][ T6880] do_SYSENTER_32+0x1b/0x20 [ 442.947900][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 442.954437][ T6880] [ 442.956772][ T6880] Uninit was stored to memory at: [ 442.962004][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 442.967164][ T6880] get_compat_msghdr+0x10c/0x280 [ 442.972307][ T6880] ___sys_recvmsg+0x289/0xb40 [ 442.977073][ T6880] do_recvmmsg+0x7c9/0x1200 [ 442.981625][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 442.986264][ T6902] not chained 1500000 origins [ 442.986503][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 442.991114][ T6902] CPU: 0 PID: 6902 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 442.997418][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 443.007378][ T6902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.007405][ T6902] Call Trace: [ 443.007421][ T6902] [ 443.007438][ T6902] dump_stack_lvl+0x200/0x28c [ 443.012535][ T6880] do_fast_syscall_32+0x33/0x70 [ 443.022515][ T6902] dump_stack+0x29/0x2c [ 443.022565][ T6902] kmsan_internal_chain_origin+0x78/0x120 [ 443.025847][ T6880] do_SYSENTER_32+0x1b/0x20 [ 443.028776][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 443.033543][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.038266][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 443.042475][ T6880] [ 443.048105][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.052663][ T6880] Uninit was stored to memory at: [ 443.058643][ T6902] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 443.065085][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 443.070046][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 443.072434][ T6880] get_compat_msghdr+0x10c/0x280 [ 443.078147][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.083264][ T6880] ___sys_recvmsg+0x289/0xb40 [ 443.088687][ T6902] ? should_fail+0x79/0x9c0 [ 443.093864][ T6880] do_recvmmsg+0x7c9/0x1200 [ 443.098883][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 443.103874][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 443.109595][ T6902] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 443.114330][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.118749][ T6902] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 443.123309][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 443.128338][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 443.133099][ T6880] do_fast_syscall_32+0x33/0x70 [ 443.139213][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.145599][ T6880] do_SYSENTER_32+0x1b/0x20 [ 443.151574][ T6902] __msan_chain_origin+0xbd/0x140 [ 443.156655][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.161678][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.166583][ T6880] [ 443.172320][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.172386][ T6902] ? do_recvmmsg+0x7c9/0x1200 [ 443.176861][ T6880] Uninit was stored to memory at: [ 443.176933][ T6880] __get_compat_msghdr+0x6ea/0x9e0 [ 443.181870][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.181943][ T6902] ? __schedule+0x176c/0x21c0 [ 443.188278][ T6880] get_compat_msghdr+0x10c/0x280 [ 443.193381][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 443.193444][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.195765][ T6880] ___sys_recvmsg+0x289/0xb40 [ 443.200685][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 443.205419][ T6880] do_recvmmsg+0x7c9/0x1200 [ 443.210349][ T6902] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.215600][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 443.220112][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.224843][ T6880] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.229688][ T6902] ? filter_irq_stacks+0xb9/0x230 [ 443.234880][ T6880] __do_fast_syscall_32+0x95/0xf0 [ 443.240573][ T6902] ? kmsan_get_metadata+0x33/0x220 [ 443.245304][ T6880] do_fast_syscall_32+0x33/0x70 [ 443.250328][ T6902] ? __sys_recvmmsg+0xb9/0x6f0 [ 443.254881][ T6880] do_SYSENTER_32+0x1b/0x20 [ 443.260593][ T6902] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.265331][ T6880] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.269746][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.276131][ T6880] [ 443.281077][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.286175][ T6880] Local variable msg_sys created at: [ 443.291173][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.296075][ T6880] do_recvmmsg+0xc9/0x1200 [ 443.300752][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.305310][ T6880] __sys_recvmmsg+0x520/0x6f0 [ 443.311746][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.311800][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.366420][ T6902] RIP: 0023:0xf7f39549 [ 443.370515][ T6902] 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 [ 443.390171][ T6902] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 443.398639][ T6902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 443.406646][ T6902] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 443.414644][ T6902] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 443.422639][ T6902] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 443.430638][ T6902] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 443.438664][ T6902] [ 443.449779][ T6902] Uninit was stored to memory at: [ 443.458577][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.464106][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.469094][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.473954][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.478509][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.483324][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.489708][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.494917][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.499808][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.504467][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.510849][ T6902] [ 443.513286][ T6902] Uninit was stored to memory at: [ 443.518376][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.523660][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.528650][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.533510][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.538062][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.542915][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.549306][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.554495][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.559412][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.564080][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.570594][ T6902] [ 443.573035][ T6902] Uninit was stored to memory at: [ 443.578126][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.583410][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.588400][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.593248][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.597804][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.602649][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.609038][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.614229][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.619125][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.623798][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.630182][ T6902] [ 443.632607][ T6902] Uninit was stored to memory at: [ 443.637706][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.642993][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.647985][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.652843][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.657398][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.662297][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.668688][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.673949][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.678845][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.683542][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.689923][ T6902] [ 443.692462][ T6902] Uninit was stored to memory at: [ 443.697555][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.702834][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.707823][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.712758][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.717318][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.722222][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.728609][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.733867][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.738773][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.743488][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.749871][ T6902] [ 443.752375][ T6902] Uninit was stored to memory at: [ 443.757472][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.762795][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.767783][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.772694][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.774261][ T6890] not chained 1510000 origins [ 443.777244][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.782245][ T6890] CPU: 1 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 443.786730][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.796776][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.796805][ T6890] Call Trace: [ 443.796821][ T6890] [ 443.796837][ T6890] dump_stack_lvl+0x200/0x28c [ 443.796898][ T6890] dump_stack+0x29/0x2c [ 443.803287][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.813255][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 443.813324][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 443.816626][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.819554][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 443.824326][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.828367][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.833461][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.839084][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 443.845348][ T6902] [ 443.849978][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 443.855170][ T6902] Uninit was stored to memory at: [ 443.859556][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.865524][ T6902] __get_compat_msghdr+0x6ea/0x9e0 [ 443.871675][ T6890] ? should_fail+0x79/0x9c0 [ 443.877317][ T6902] get_compat_msghdr+0x10c/0x280 [ 443.879534][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 443.884754][ T6902] ___sys_recvmsg+0x289/0xb40 [ 443.889657][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 443.895553][ T6902] do_recvmmsg+0x7c9/0x1200 [ 443.900551][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 443.905138][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.909954][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 443.915143][ T6902] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 443.919710][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.926028][ T6902] __do_fast_syscall_32+0x95/0xf0 [ 443.930445][ T6890] __msan_chain_origin+0xbd/0x140 [ 443.936607][ T6902] do_fast_syscall_32+0x33/0x70 [ 443.941171][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 443.946366][ T6902] do_SYSENTER_32+0x1b/0x20 [ 443.952598][ T6890] get_compat_msghdr+0x10c/0x280 [ 443.952665][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 443.958459][ T6902] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 443.963471][ T6890] ___sys_recvmsg+0x289/0xb40 [ 443.963544][ T6890] ? __schedule+0x176c/0x21c0 [ 443.968572][ T6902] [ 443.968582][ T6902] Local variable msg_sys created at: [ 443.973413][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 443.973477][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.978621][ T6902] do_recvmmsg+0xc9/0x1200 [ 443.983112][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 443.983180][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 443.988131][ T6902] __sys_recvmmsg+0x520/0x6f0 [ 443.992796][ T6890] do_recvmmsg+0x7c9/0x1200 [ 443.992861][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 444.056571][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.061759][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 444.066573][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.073226][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.077971][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.084371][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.089451][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.094348][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.098915][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.105301][ T6890] RIP: 0023:0xf7f7a549 [ 444.109395][ T6890] 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 [ 444.129063][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 444.137520][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 444.145525][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 444.153525][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 444.161524][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 444.169523][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 444.177536][ T6890] [ 444.185580][ T6890] Uninit was stored to memory at: [ 444.190699][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.196810][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.201972][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.206708][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.211263][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.216240][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.222719][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.227793][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.232788][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.237340][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.243886][ T6890] [ 444.246216][ T6890] Uninit was stored to memory at: [ 444.251304][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.256633][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.261622][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.266517][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.271081][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.275977][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.282532][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.287700][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.292741][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.297289][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.303835][ T6890] [ 444.306193][ T6890] Uninit was stored to memory at: [ 444.311296][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.316620][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.321611][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.326509][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.331067][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.335959][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.342440][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.347515][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.352547][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.357092][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.363568][ T6890] [ 444.365902][ T6890] Uninit was stored to memory at: [ 444.370990][ T6890] __get_compat_msghdr+0x6ea/0x9e0 23:18:42 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) 23:18:42 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) [ 444.376264][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.381259][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.386159][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.390719][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.395616][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.402192][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.407270][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.412315][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.416869][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.423627][ T6890] [ 444.425965][ T6890] Uninit was stored to memory at: [ 444.431328][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.436651][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.441670][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.446567][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.451122][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.455947][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.462581][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.467652][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.472638][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.477219][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.483747][ T6890] [ 444.486082][ T6890] Uninit was stored to memory at: [ 444.491528][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.497043][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.502127][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.506860][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.511414][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.516309][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.522819][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.528606][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.533701][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.538266][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.544829][ T6890] [ 444.547164][ T6890] Uninit was stored to memory at: [ 444.552438][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.557606][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.562805][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.567539][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.572290][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.577025][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.583517][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.588776][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.593873][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.598425][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.604984][ T6890] [ 444.607344][ T6890] Local variable msg_sys created at: [ 444.612813][ T6890] do_recvmmsg+0xc9/0x1200 [ 444.617285][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.687009][ T6890] not chained 1520000 origins [ 444.691941][ T6890] CPU: 0 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 444.702074][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.712157][ T6890] Call Trace: [ 444.715448][ T6890] [ 444.718391][ T6890] dump_stack_lvl+0x200/0x28c [ 444.723118][ T6890] dump_stack+0x29/0x2c [ 444.727311][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 444.733082][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 444.739209][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.744377][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 444.750247][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 444.755843][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.761006][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 444.766866][ T6890] ? should_fail+0x79/0x9c0 [ 444.771409][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.776579][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 444.782876][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 444.789000][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.794164][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 444.800029][ T6890] __msan_chain_origin+0xbd/0x140 [ 444.805111][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.810316][ T6890] get_compat_msghdr+0x10c/0x280 [ 444.815313][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 444.820046][ T6890] ___sys_recvmsg+0x289/0xb40 [ 444.824787][ T6890] ? __schedule+0x176c/0x21c0 [ 444.829520][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.834689][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 444.840553][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.845713][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 444.851581][ T6890] do_recvmmsg+0x7c9/0x1200 [ 444.856141][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 444.861235][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 444.866400][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 444.871207][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.877772][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 444.882507][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 444.888894][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 444.893963][ T6890] do_fast_syscall_32+0x33/0x70 [ 444.898853][ T6890] do_SYSENTER_32+0x1b/0x20 [ 444.903392][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 444.909764][ T6890] RIP: 0023:0xf7f7a549 [ 444.913851][ T6890] 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 [ 444.933493][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 444.941935][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 444.950020][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 444.958014][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 444.966012][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 444.974020][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 444.982048][ T6890] [ 444.987455][ T6890] Uninit was stored to memory at: [ 444.994605][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 444.999779][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.005749][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.010492][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.015182][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.019919][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.026436][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.031685][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.036689][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.041238][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.047762][ T6890] [ 445.050098][ T6890] Uninit was stored to memory at: [ 445.055323][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.060486][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.065595][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.070327][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.075008][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.079738][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.086256][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.091355][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.096401][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.100955][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.107465][ T6890] [ 445.109797][ T6890] Uninit was stored to memory at: [ 445.115014][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.120174][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.125296][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.130028][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.134720][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.139459][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.145990][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.151059][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.156090][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.160635][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.167188][ T6890] [ 445.169529][ T6890] Uninit was stored to memory at: [ 445.174757][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.179914][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.185048][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.189802][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.194496][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.199231][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.205764][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.210845][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.215940][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.220493][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.227010][ T6890] [ 445.229343][ T6890] Uninit was stored to memory at: [ 445.234570][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.239728][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.244825][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.249552][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.254237][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.259074][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.265599][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.270690][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.275718][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.280270][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.286805][ T6890] [ 445.289132][ T6890] Uninit was stored to memory at: [ 445.294354][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.299514][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.304629][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.309363][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.314098][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.318856][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.325436][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.330526][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.335617][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.340188][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.346765][ T6890] [ 445.349099][ T6890] Uninit was stored to memory at: [ 445.355432][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.360591][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.365783][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.370515][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.375266][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.380015][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.386591][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.391662][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.396712][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.401257][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.407850][ T6890] [ 445.410204][ T6890] Local variable msg_sys created at: [ 445.415705][ T6890] do_recvmmsg+0xc9/0x1200 [ 445.420168][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.666332][ T6890] not chained 1530000 origins [ 445.671169][ T6890] CPU: 0 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 445.681297][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.691381][ T6890] Call Trace: [ 445.694682][ T6890] [ 445.697629][ T6890] dump_stack_lvl+0x200/0x28c [ 445.702364][ T6890] dump_stack+0x29/0x2c [ 445.706579][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 445.712361][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 445.718491][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 445.723658][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 445.729619][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 445.735242][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 445.740405][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 445.746271][ T6890] ? should_fail+0x79/0x9c0 [ 445.750818][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 445.755981][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 445.762283][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 445.768414][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 445.773576][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 445.779443][ T6890] __msan_chain_origin+0xbd/0x140 [ 445.784525][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.789715][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.794715][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 445.799456][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.804286][ T6890] ? __schedule+0x176c/0x21c0 [ 445.809037][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 445.814205][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 445.820070][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 445.825233][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 445.831098][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.835741][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 445.840830][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 445.845998][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 445.850808][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.857367][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.862104][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 445.868501][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 445.873569][ T6890] do_fast_syscall_32+0x33/0x70 [ 445.878459][ T6890] do_SYSENTER_32+0x1b/0x20 [ 445.883003][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 445.889375][ T6890] RIP: 0023:0xf7f7a549 [ 445.893478][ T6890] 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 [ 445.913119][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 445.921567][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 445.929561][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 445.937555][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 445.945631][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 445.953626][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 445.961637][ T6890] [ 445.967444][ T6890] Uninit was stored to memory at: [ 445.972904][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 445.978064][ T6890] get_compat_msghdr+0x10c/0x280 [ 445.983221][ T6890] ___sys_recvmsg+0x289/0xb40 [ 445.987954][ T6890] do_recvmmsg+0x7c9/0x1200 [ 445.992646][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 445.997379][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.003904][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.008975][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.013993][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.018541][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.025068][ T6890] [ 446.027430][ T6890] Uninit was stored to memory at: [ 446.032635][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.037804][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.042987][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.047724][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.052465][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.057191][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.063709][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.068785][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.073879][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.078426][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.085003][ T6890] [ 446.087335][ T6890] Uninit was stored to memory at: [ 446.092579][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.097918][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.103119][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.107853][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.112592][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.117330][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.123908][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.128992][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.134076][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.139581][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.146187][ T6890] [ 446.148525][ T6890] Uninit was stored to memory at: [ 446.153836][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.158998][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.164167][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.168896][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.173618][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.178353][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.184935][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.190008][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.195097][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.199645][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.206215][ T6890] [ 446.208545][ T6890] Uninit was stored to memory at: [ 446.213764][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.218922][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.224100][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.228830][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.233484][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.238212][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.244714][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.249782][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.254797][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.259339][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.265836][ T6890] [ 446.268165][ T6890] Uninit was stored to memory at: [ 446.273347][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.278500][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.283599][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.288332][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.293003][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.297726][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.304222][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.309292][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.314302][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.318844][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.325343][ T6890] [ 446.327677][ T6890] Uninit was stored to memory at: [ 446.332861][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.338018][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.343498][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.348229][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.352906][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.357635][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.364257][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.369339][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.374422][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.378971][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.385563][ T6890] [ 446.387902][ T6890] Local variable msg_sys created at: [ 446.393380][ T6890] do_recvmmsg+0xc9/0x1200 [ 446.397853][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.439852][ T6890] not chained 1540000 origins [ 446.444795][ T6890] CPU: 0 PID: 6890 Comm: syz-executor.3 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 446.455025][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.465110][ T6890] Call Trace: [ 446.468418][ T6890] [ 446.471365][ T6890] dump_stack_lvl+0x200/0x28c [ 446.476098][ T6890] dump_stack+0x29/0x2c [ 446.480295][ T6890] kmsan_internal_chain_origin+0x78/0x120 [ 446.486069][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 446.492193][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 446.497356][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 446.503221][ T6890] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 446.508819][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 446.513984][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 446.519862][ T6890] ? should_fail+0x79/0x9c0 [ 446.524402][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 446.529565][ T6890] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 446.535872][ T6890] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 446.541996][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 446.547161][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 446.553027][ T6890] __msan_chain_origin+0xbd/0x140 [ 446.558111][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.563297][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.568289][ T6890] ? do_recvmmsg+0x7c9/0x1200 [ 446.573117][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.577942][ T6890] ? __schedule+0x176c/0x21c0 [ 446.582680][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 446.587852][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 446.593731][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 446.598897][ T6890] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 446.604768][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.609347][ T6890] ? filter_irq_stacks+0xb9/0x230 [ 446.614445][ T6890] ? kmsan_get_metadata+0x33/0x220 [ 446.619628][ T6890] ? __sys_recvmmsg+0xb9/0x6f0 [ 446.624457][ T6890] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.631035][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.635788][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.642194][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.647273][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.652172][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.656722][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.663113][ T6890] RIP: 0023:0xf7f7a549 [ 446.667211][ T6890] 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 [ 446.686864][ T6890] RSP: 002b:00000000f7f545cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 446.695327][ T6890] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 446.703338][ T6890] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 446.711426][ T6890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 446.719426][ T6890] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 446.727424][ T6890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 446.735440][ T6890] [ 446.741313][ T6890] Uninit was stored to memory at: [ 446.747074][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.752351][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.757350][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.762287][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.766848][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.771575][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.778120][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.783298][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.788189][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.792854][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.799247][ T6890] [ 446.801574][ T6890] Uninit was stored to memory at: [ 446.806797][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.812055][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.817130][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.822057][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.826613][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.831446][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.837955][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.843198][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.848117][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.852792][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.859177][ T6890] [ 446.861506][ T6890] Uninit was stored to memory at: [ 446.866726][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.871977][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.876962][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.881698][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.886381][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.891130][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.897733][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.902914][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.907816][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.912562][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.918948][ T6890] [ 446.921282][ T6890] Uninit was stored to memory at: [ 446.926579][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.931828][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.936813][ T6890] ___sys_recvmsg+0x289/0xb40 [ 446.941540][ T6890] do_recvmmsg+0x7c9/0x1200 [ 446.946236][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 446.950963][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 446.957479][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 446.962684][ T6890] do_fast_syscall_32+0x33/0x70 [ 446.967588][ T6890] do_SYSENTER_32+0x1b/0x20 [ 446.972272][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 446.978663][ T6890] [ 446.980992][ T6890] Uninit was stored to memory at: [ 446.986213][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 446.991373][ T6890] get_compat_msghdr+0x10c/0x280 [ 446.996480][ T6890] ___sys_recvmsg+0x289/0xb40 [ 447.001220][ T6890] do_recvmmsg+0x7c9/0x1200 [ 447.005909][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 447.010653][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.017170][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 447.018703][ T6921] not chained 1550000 origins [ 447.022322][ T6890] do_fast_syscall_32+0x33/0x70 [ 447.022374][ T6890] do_SYSENTER_32+0x1b/0x20 [ 447.022423][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.022482][ T6890] [ 447.022490][ T6890] Uninit was stored to memory at: [ 447.022563][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 447.027162][ T6921] CPU: 1 PID: 6921 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 447.032102][ T6890] get_compat_msghdr+0x10c/0x280 [ 447.036479][ T6921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.042895][ T6890] ___sys_recvmsg+0x289/0xb40 [ 447.045107][ T6921] Call Trace: [ 447.045138][ T6921] [ 447.050123][ T6890] do_recvmmsg+0x7c9/0x1200 [ 447.055227][ T6921] dump_stack_lvl+0x200/0x28c [ 447.055289][ T6921] dump_stack+0x29/0x2c [ 447.055337][ T6921] kmsan_internal_chain_origin+0x78/0x120 [ 447.065482][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 447.070306][ T6921] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 447.080451][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.085010][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 447.085074][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 447.088391][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 447.091323][ T6921] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 447.095901][ T6890] do_fast_syscall_32+0x33/0x70 [ 447.100460][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 447.104700][ T6890] do_SYSENTER_32+0x1b/0x20 [ 447.110297][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 447.115070][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.121023][ T6921] ? should_fail+0x79/0x9c0 [ 447.127432][ T6890] [ 447.132421][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 447.132486][ T6921] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 447.138288][ T6890] Uninit was stored to memory at: [ 447.138363][ T6890] __get_compat_msghdr+0x6ea/0x9e0 [ 447.143298][ T6921] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 447.143366][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 447.148924][ T6890] get_compat_msghdr+0x10c/0x280 [ 447.153759][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 447.153827][ T6921] __msan_chain_origin+0xbd/0x140 [ 447.158952][ T6890] ___sys_recvmsg+0x289/0xb40 [ 447.163443][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.163523][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.169314][ T6890] do_recvmmsg+0x7c9/0x1200 [ 447.175632][ T6921] ? do_recvmmsg+0x7c9/0x1200 [ 447.175697][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.180219][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 447.182545][ T6921] ? __schedule+0x176c/0x21c0 [ 447.182608][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 447.187705][ T6890] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.193930][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 447.193998][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 447.199032][ T6890] __do_fast_syscall_32+0x95/0xf0 [ 447.204127][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 447.204205][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.210279][ T6890] do_fast_syscall_32+0x33/0x70 [ 447.217030][ T6921] ? filter_irq_stacks+0xb9/0x230 [ 447.217110][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 447.222125][ T6890] do_SYSENTER_32+0x1b/0x20 [ 447.227853][ T6921] ? __sys_recvmmsg+0xb9/0x6f0 [ 447.232967][ T6890] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.237525][ T6921] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.242726][ T6890] [ 447.247542][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.252121][ T6890] Local variable msg_sys created at: [ 447.256704][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.261345][ T6890] do_recvmmsg+0xc9/0x1200 [ 447.266013][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.266074][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.270761][ T6890] __sys_recvmmsg+0x520/0x6f0 [ 447.275866][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.275920][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.275981][ T6921] RIP: 0023:0xf7f7d549 [ 447.398074][ T6921] 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 [ 447.417741][ T6921] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 447.426212][ T6921] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 447.434209][ T6921] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 447.442201][ T6921] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 447.450192][ T6921] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 447.458188][ T6921] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 447.466193][ T6921] [ 447.475392][ T6921] Uninit was stored to memory at: [ 447.480515][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.486726][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.491906][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.496639][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.501196][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.506087][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.512637][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.517723][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.522767][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.527316][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.533870][ T6921] [ 447.536214][ T6921] Uninit was stored to memory at: [ 447.541302][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.546626][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.551649][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.556562][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.561116][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.566008][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.572492][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.577563][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.582594][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.587153][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.593720][ T6921] [ 447.596048][ T6921] Uninit was stored to memory at: [ 447.601143][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.606484][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.611479][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.616371][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.620927][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.625834][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.632325][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.637407][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.642444][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.646986][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.653471][ T6921] [ 447.655805][ T6921] Uninit was stored to memory at: [ 447.660898][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.666226][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.671215][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.676100][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.680655][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.685556][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.692047][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.697120][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.702143][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.706688][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.713157][ T6921] [ 447.715490][ T6921] Uninit was stored to memory at: [ 447.720577][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.725900][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.730893][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.735777][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.740358][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.745270][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.751657][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.756920][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.761974][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.766517][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.772987][ T6921] [ 447.775320][ T6921] Uninit was stored to memory at: [ 447.780402][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.785710][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.790693][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.795504][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.800056][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.804882][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.811270][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.816494][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.821390][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.826109][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.832584][ T6921] [ 447.834927][ T6921] Uninit was stored to memory at: [ 447.840146][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 447.845462][ T6921] get_compat_msghdr+0x10c/0x280 [ 447.850452][ T6921] ___sys_recvmsg+0x289/0xb40 [ 447.855336][ T6921] do_recvmmsg+0x7c9/0x1200 [ 447.859889][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 447.864874][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 447.871262][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 447.876499][ T6921] do_fast_syscall_32+0x33/0x70 [ 447.881447][ T6921] do_SYSENTER_32+0x1b/0x20 [ 447.886159][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 447.892633][ T6921] 23:18:45 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) [ 447.894975][ T6921] Local variable msg_sys created at: [ 447.900272][ T6921] do_recvmmsg+0xc9/0x1200 [ 447.904988][ T6921] __sys_recvmmsg+0x520/0x6f0 23:18:45 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) 23:18:45 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) 23:18:46 executing program 3: r0 = socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(r0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)=[{0x18, 0x110, 0xd, "dc"}], 0x18}, 0x0) [ 448.034436][ T6935] netlink: 'syz-executor.2': attribute type 22 has an invalid length. [ 448.089213][ T6921] not chained 1560000 origins [ 448.094301][ T6921] CPU: 0 PID: 6921 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 448.104447][ T6921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.114529][ T6921] Call Trace: [ 448.117819][ T6921] [ 448.120760][ T6921] dump_stack_lvl+0x200/0x28c [ 448.125485][ T6921] dump_stack+0x29/0x2c [ 448.129672][ T6921] kmsan_internal_chain_origin+0x78/0x120 [ 448.135445][ T6921] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 448.141560][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 448.146715][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 448.152583][ T6921] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 448.158180][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 448.163337][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 448.169214][ T6921] ? should_fail+0x79/0x9c0 [ 448.173748][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 448.178915][ T6921] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 448.185208][ T6921] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 448.191327][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 448.196482][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 448.202341][ T6921] __msan_chain_origin+0xbd/0x140 [ 448.207410][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 448.212590][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.217575][ T6921] ? do_recvmmsg+0x7c9/0x1200 [ 448.222303][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.227034][ T6921] ? __schedule+0x176c/0x21c0 [ 448.231756][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 448.236917][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 448.242773][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 448.247929][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 448.253789][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.258344][ T6921] ? filter_irq_stacks+0xb9/0x230 [ 448.263430][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 448.268610][ T6921] ? __sys_recvmmsg+0xb9/0x6f0 [ 448.273424][ T6921] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.280079][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.284820][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.291212][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 448.296278][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.301179][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.305718][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.312100][ T6921] RIP: 0023:0xf7f7d549 [ 448.316192][ T6921] 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 [ 448.336095][ T6921] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 448.344542][ T6921] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 448.352537][ T6921] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 448.360530][ T6921] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 448.368519][ T6921] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 448.376516][ T6921] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 448.384532][ T6921] [ 448.390279][ T6921] Uninit was stored to memory at: [ 448.395797][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 448.400964][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.406092][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.410826][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.415504][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.420238][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.426749][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 448.431929][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.436832][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.441422][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.447935][ T6921] [ 448.450270][ T6921] Uninit was stored to memory at: [ 448.455501][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 448.460670][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.465900][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.470662][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.475354][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.480089][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.486624][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 448.491705][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.496715][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.501263][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.507794][ T6921] [ 448.510127][ T6921] Uninit was stored to memory at: [ 448.515366][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 448.520528][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.525655][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.530389][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.535083][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.539819][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.546333][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 448.551412][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.556455][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.561017][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.567545][ T6921] [ 448.569877][ T6921] Uninit was stored to memory at: [ 448.575169][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 448.580333][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.585508][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.590240][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.594971][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.599708][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.606302][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 448.611382][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.616630][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.621193][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.627720][ T6921] [ 448.630084][ T6921] Uninit was stored to memory at: [ 448.635369][ T6921] __get_compat_msghdr+0x6ea/0x9e0 23:18:46 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x9, 0x3c, 0x9, 0x1, 0x102}, 0x48) bpf$BPF_GET_MAP_INFO(0x4, &(0x7f0000000000)={r0, 0xfffffffffffffee1, &(0x7f0000000040)}, 0x10) [ 448.640528][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.645639][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.650399][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.655100][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.659833][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.666342][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 448.671413][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.676417][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.680962][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.687464][ T6921] [ 448.689805][ T6921] Uninit was stored to memory at: [ 448.695020][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 448.700201][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.705319][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.710047][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.714723][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.719446][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.725957][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 448.731030][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.736043][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.740591][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.747132][ T6921] [ 448.749463][ T6921] Uninit was stored to memory at: [ 448.754708][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 448.759867][ T6921] get_compat_msghdr+0x10c/0x280 [ 448.764997][ T6921] ___sys_recvmsg+0x289/0xb40 [ 448.769731][ T6921] do_recvmmsg+0x7c9/0x1200 [ 448.774410][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 448.779137][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 448.785647][ T6921] __do_fast_syscall_32+0x95/0xf0 23:18:46 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) [ 448.790730][ T6921] do_fast_syscall_32+0x33/0x70 [ 448.795765][ T6921] do_SYSENTER_32+0x1b/0x20 [ 448.800312][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 448.806819][ T6921] [ 448.809179][ T6921] Local variable msg_sys created at: [ 448.814597][ T6921] do_recvmmsg+0xc9/0x1200 [ 448.819065][ T6921] __sys_recvmmsg+0x520/0x6f0 23:18:47 executing program 3: r0 = socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(r0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)=[{0x18, 0x110, 0xd, "dc"}], 0x18}, 0x0) [ 449.216070][ T6946] netlink: 'syz-executor.4': attribute type 22 has an invalid length. 23:18:47 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9e", 0x1, 0x4008800, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shutdown(r1, 0x1) [ 449.746258][ T6932] not chained 1570000 origins [ 449.750996][ T6932] CPU: 0 PID: 6932 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 449.761103][ T6932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.771190][ T6932] Call Trace: [ 449.774495][ T6932] [ 449.777443][ T6932] dump_stack_lvl+0x200/0x28c [ 449.782182][ T6932] dump_stack+0x29/0x2c [ 449.786386][ T6932] kmsan_internal_chain_origin+0x78/0x120 [ 449.792171][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 449.798304][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 449.803475][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 449.809342][ T6932] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 449.814949][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 449.820122][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 449.825996][ T6932] ? should_fail+0x79/0x9c0 [ 449.830549][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 449.835722][ T6932] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 449.842034][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 449.848167][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 449.853339][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 449.859212][ T6932] __msan_chain_origin+0xbd/0x140 [ 449.864291][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 449.869478][ T6932] get_compat_msghdr+0x10c/0x280 [ 449.874474][ T6932] ? do_recvmmsg+0x7c9/0x1200 [ 449.879234][ T6932] ___sys_recvmsg+0x289/0xb40 [ 449.883976][ T6932] ? __schedule+0x176c/0x21c0 [ 449.888709][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 449.893878][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 449.899749][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 449.904906][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 449.910769][ T6932] do_recvmmsg+0x7c9/0x1200 [ 449.915323][ T6932] ? filter_irq_stacks+0xb9/0x230 [ 449.920416][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 449.925587][ T6932] ? __sys_recvmmsg+0xb9/0x6f0 [ 449.930400][ T6932] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 449.936961][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 449.941703][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 449.948096][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 449.953175][ T6932] do_fast_syscall_32+0x33/0x70 [ 449.958075][ T6932] do_SYSENTER_32+0x1b/0x20 [ 449.962616][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 449.968999][ T6932] RIP: 0023:0xf7f77549 [ 449.973085][ T6932] 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 [ 449.992729][ T6932] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 450.001173][ T6932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 450.009346][ T6932] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 450.017357][ T6932] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 450.025351][ T6932] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 450.033342][ T6932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 450.041351][ T6932] [ 450.047543][ T6932] Uninit was stored to memory at: [ 450.053058][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.058226][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.063351][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.068123][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.072819][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.077550][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.084074][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.089151][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.094188][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.098748][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.105289][ T6932] [ 450.107631][ T6932] Uninit was stored to memory at: [ 450.112986][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.118169][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.123292][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.128023][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.132699][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.137460][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.143984][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.149055][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.154084][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.158638][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.165174][ T6932] [ 450.167505][ T6932] Uninit was stored to memory at: [ 450.172700][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.177857][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.182965][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.187698][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.192390][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.197295][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.203882][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.208954][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.214026][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.218575][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.225166][ T6932] [ 450.227500][ T6932] Uninit was stored to memory at: [ 450.232760][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.237921][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.243098][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.247852][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.252621][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.257356][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.263950][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.269023][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.274150][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.278725][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.285318][ T6932] [ 450.287651][ T6932] Uninit was stored to memory at: [ 450.292860][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.298020][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.303194][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.307927][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.312667][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.317402][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.323931][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.329004][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.334091][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.338655][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.345253][ T6932] [ 450.347585][ T6932] Uninit was stored to memory at: [ 450.352844][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.358025][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.363203][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.367940][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.372678][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.377407][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.383934][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.389010][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.394105][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.398688][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.405275][ T6932] [ 450.407605][ T6932] Uninit was stored to memory at: [ 450.412820][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.417976][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.423081][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.427815][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.432563][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.437299][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.443886][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.448978][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.454064][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.458628][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.465229][ T6932] [ 450.467572][ T6932] Local variable msg_sys created at: [ 450.473039][ T6932] do_recvmmsg+0xc9/0x1200 [ 450.477508][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.612979][ T6932] not chained 1580000 origins [ 450.617710][ T6932] CPU: 1 PID: 6932 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 450.627819][ T6932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.638022][ T6932] Call Trace: [ 450.641321][ T6932] [ 450.644267][ T6932] dump_stack_lvl+0x200/0x28c [ 450.649113][ T6932] dump_stack+0x29/0x2c [ 450.653323][ T6932] kmsan_internal_chain_origin+0x78/0x120 [ 450.659106][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 450.665234][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 450.670405][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 450.676273][ T6932] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 450.681891][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 450.687059][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 450.692928][ T6932] ? should_fail+0x79/0x9c0 [ 450.697474][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 450.702644][ T6932] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 450.708942][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 450.715064][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 450.720234][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 450.726124][ T6932] __msan_chain_origin+0xbd/0x140 [ 450.731212][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.736400][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.741395][ T6932] ? do_recvmmsg+0x7c9/0x1200 [ 450.746158][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.750912][ T6932] ? __schedule+0x176c/0x21c0 [ 450.755644][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 450.760812][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 450.766675][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 450.771844][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 450.777716][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.782281][ T6932] ? filter_irq_stacks+0xb9/0x230 [ 450.787384][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 450.792558][ T6932] ? __sys_recvmmsg+0xb9/0x6f0 [ 450.797376][ T6932] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.803941][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.808777][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.815175][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.820260][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.825159][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.829708][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.836087][ T6932] RIP: 0023:0xf7f77549 [ 450.840181][ T6932] 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 [ 450.859842][ T6932] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 450.868305][ T6932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 450.876314][ T6932] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 450.884319][ T6932] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 450.892321][ T6932] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 450.900319][ T6932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 450.908336][ T6932] [ 450.915720][ T6932] Uninit was stored to memory at: [ 450.921385][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.926656][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.931672][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.936549][ T6932] do_recvmmsg+0x7c9/0x1200 [ 450.941104][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 450.945935][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 450.952413][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 450.957500][ T6932] do_fast_syscall_32+0x33/0x70 [ 450.962489][ T6932] do_SYSENTER_32+0x1b/0x20 [ 450.967039][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 450.973514][ T6932] [ 450.975845][ T6932] Uninit was stored to memory at: [ 450.980932][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 450.986186][ T6932] get_compat_msghdr+0x10c/0x280 [ 450.991185][ T6932] ___sys_recvmsg+0x289/0xb40 [ 450.996009][ T6932] do_recvmmsg+0x7c9/0x1200 [ 451.000562][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 451.005386][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.011870][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 451.016946][ T6932] do_fast_syscall_32+0x33/0x70 [ 451.021927][ T6932] do_SYSENTER_32+0x1b/0x20 [ 451.026472][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.032944][ T6932] [ 451.035276][ T6932] Uninit was stored to memory at: [ 451.040364][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 451.045622][ T6932] get_compat_msghdr+0x10c/0x280 [ 451.050612][ T6932] ___sys_recvmsg+0x289/0xb40 [ 451.055440][ T6932] do_recvmmsg+0x7c9/0x1200 [ 451.059994][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 451.064819][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.071203][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 451.076379][ T6932] do_fast_syscall_32+0x33/0x70 [ 451.081280][ T6932] do_SYSENTER_32+0x1b/0x20 [ 451.085922][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.092449][ T6932] [ 451.094782][ T6932] Uninit was stored to memory at: [ 451.099872][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 451.105213][ T6932] get_compat_msghdr+0x10c/0x280 [ 451.110207][ T6932] ___sys_recvmsg+0x289/0xb40 [ 451.115131][ T6932] do_recvmmsg+0x7c9/0x1200 [ 451.119716][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 451.124597][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.130989][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 451.136235][ T6932] do_fast_syscall_32+0x33/0x70 [ 451.141160][ T6932] do_SYSENTER_32+0x1b/0x20 [ 451.145876][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.152355][ T6932] [ 451.154685][ T6932] Uninit was stored to memory at: [ 451.159773][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 451.161459][ T6942] not chained 1590000 origins [ 451.165077][ T6932] get_compat_msghdr+0x10c/0x280 [ 451.165154][ T6932] ___sys_recvmsg+0x289/0xb40 [ 451.165212][ T6932] do_recvmmsg+0x7c9/0x1200 [ 451.169909][ T6942] CPU: 0 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 451.174919][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 451.179507][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.184071][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.194037][ T6942] Call Trace: [ 451.194055][ T6942] [ 451.194072][ T6942] dump_stack_lvl+0x200/0x28c [ 451.194133][ T6942] dump_stack+0x29/0x2c [ 451.198777][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 451.208823][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 451.208891][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 451.215371][ T6932] do_fast_syscall_32+0x33/0x70 [ 451.218502][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 451.221420][ T6932] do_SYSENTER_32+0x1b/0x20 [ 451.226083][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.226155][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 451.230303][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.235314][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 451.235384][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.241097][ T6932] [ 451.241107][ T6932] Uninit was stored to memory at: [ 451.247174][ T6942] ? should_fail+0x79/0x9c0 [ 451.247227][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 451.252231][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 451.257189][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 451.261675][ T6932] get_compat_msghdr+0x10c/0x280 [ 451.267466][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 451.273075][ T6932] ___sys_recvmsg+0x289/0xb40 [ 451.279308][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 451.284480][ T6932] do_recvmmsg+0x7c9/0x1200 [ 451.290194][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.292591][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 451.297536][ T6942] __msan_chain_origin+0xbd/0x140 [ 451.302096][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.307127][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 451.312330][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 451.318455][ T6942] get_compat_msghdr+0x10c/0x280 [ 451.323449][ T6932] do_fast_syscall_32+0x33/0x70 [ 451.329431][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 451.334164][ T6932] do_SYSENTER_32+0x1b/0x20 [ 451.339182][ T6942] ___sys_recvmsg+0x289/0xb40 [ 451.343747][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.349469][ T6942] ? __schedule+0x176c/0x21c0 [ 451.354193][ T6932] [ 451.359136][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 451.365546][ T6932] Uninit was stored to memory at: [ 451.370528][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.375724][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 451.380479][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 451.385425][ T6932] get_compat_msghdr+0x10c/0x280 [ 451.389996][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.394567][ T6932] ___sys_recvmsg+0x289/0xb40 [ 451.399148][ T6942] do_recvmmsg+0x7c9/0x1200 [ 451.405529][ T6932] do_recvmmsg+0x7c9/0x1200 [ 451.410114][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 451.412529][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 451.417523][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 451.422693][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.428334][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 451.433508][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 451.438546][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.443551][ T6932] do_fast_syscall_32+0x33/0x70 [ 451.449266][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 451.454005][ T6932] do_SYSENTER_32+0x1b/0x20 [ 451.458426][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.463017][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.467931][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 451.472653][ T6932] [ 451.477694][ T6942] do_fast_syscall_32+0x33/0x70 [ 451.484079][ T6932] Local variable msg_sys created at: [ 451.488747][ T6942] do_SYSENTER_32+0x1b/0x20 [ 451.493829][ T6932] do_recvmmsg+0xc9/0x1200 [ 451.500244][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.505164][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 451.509736][ T6942] RIP: 0023:0xf7f39549 [ 451.568709][ T6942] 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 [ 451.588366][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 451.596823][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 451.604838][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 451.612842][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 451.620843][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 451.628841][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 451.636855][ T6942] [ 451.642539][ T6942] Uninit was stored to memory at: [ 451.649667][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 451.655228][ T6942] get_compat_msghdr+0x10c/0x280 [ 451.660218][ T6942] ___sys_recvmsg+0x289/0xb40 [ 451.665093][ T6942] do_recvmmsg+0x7c9/0x1200 [ 451.669667][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 451.674521][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.680906][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 451.686092][ T6942] do_fast_syscall_32+0x33/0x70 [ 451.691019][ T6942] do_SYSENTER_32+0x1b/0x20 [ 451.695700][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.702174][ T6942] [ 451.704504][ T6942] Uninit was stored to memory at: [ 451.709595][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 451.714886][ T6942] get_compat_msghdr+0x10c/0x280 [ 451.719872][ T6942] ___sys_recvmsg+0x289/0xb40 [ 451.724750][ T6942] do_recvmmsg+0x7c9/0x1200 [ 451.729312][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 451.734176][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.740571][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 451.745778][ T6942] do_fast_syscall_32+0x33/0x70 [ 451.750700][ T6942] do_SYSENTER_32+0x1b/0x20 [ 451.755463][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.761943][ T6942] [ 451.764275][ T6942] Uninit was stored to memory at: [ 451.769360][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 451.774649][ T6942] get_compat_msghdr+0x10c/0x280 [ 451.779649][ T6942] ___sys_recvmsg+0x289/0xb40 [ 451.784508][ T6942] do_recvmmsg+0x7c9/0x1200 [ 451.789061][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 451.793913][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.800304][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 451.804866][ T6932] not chained 1600000 origins [ 451.805519][ T6942] do_fast_syscall_32+0x33/0x70 [ 451.810088][ T6932] CPU: 1 PID: 6932 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 451.815052][ T6942] do_SYSENTER_32+0x1b/0x20 [ 451.825068][ T6932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.825095][ T6932] Call Trace: [ 451.825112][ T6932] [ 451.825142][ T6932] dump_stack_lvl+0x200/0x28c [ 451.825207][ T6932] dump_stack+0x29/0x2c [ 451.829675][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.839720][ T6932] kmsan_internal_chain_origin+0x78/0x120 [ 451.839788][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 451.843175][ T6942] [ 451.846109][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 451.850770][ T6942] Uninit was stored to memory at: [ 451.850845][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 451.854908][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.854979][ T6932] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 451.855040][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 451.861338][ T6942] get_compat_msghdr+0x10c/0x280 [ 451.867042][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.867113][ T6932] ? should_fail+0x79/0x9c0 [ 451.867159][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 451.873277][ T6942] ___sys_recvmsg+0x289/0xb40 [ 451.875513][ T6932] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 451.880606][ T6942] do_recvmmsg+0x7c9/0x1200 [ 451.885707][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 451.885774][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 451.885835][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.890906][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 451.896697][ T6932] __msan_chain_origin+0xbd/0x140 [ 451.896761][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 451.902402][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 451.907449][ T6932] get_compat_msghdr+0x10c/0x280 [ 451.912449][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 451.918141][ T6932] ? do_recvmmsg+0x7c9/0x1200 [ 451.922730][ T6942] do_fast_syscall_32+0x33/0x70 [ 451.927717][ T6932] ___sys_recvmsg+0x289/0xb40 [ 451.932475][ T6942] do_SYSENTER_32+0x1b/0x20 [ 451.938622][ T6932] ? __schedule+0x176c/0x21c0 [ 451.943197][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 451.949152][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 451.954340][ T6942] [ 451.960033][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.964799][ T6942] Uninit was stored to memory at: [ 451.969705][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 451.974972][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 451.981116][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 451.986228][ T6942] get_compat_msghdr+0x10c/0x280 [ 451.991136][ T6932] do_recvmmsg+0x7c9/0x1200 [ 451.995888][ T6942] ___sys_recvmsg+0x289/0xb40 [ 452.000625][ T6932] ? filter_irq_stacks+0xb9/0x230 [ 452.005377][ T6942] do_recvmmsg+0x7c9/0x1200 [ 452.009775][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 452.014524][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 452.020829][ T6932] ? __sys_recvmmsg+0xb9/0x6f0 [ 452.026013][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.028228][ T6932] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.034116][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 452.039027][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.044237][ T6942] do_fast_syscall_32+0x33/0x70 [ 452.049247][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.055121][ T6942] do_SYSENTER_32+0x1b/0x20 [ 452.059969][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.064558][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.069128][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.074229][ T6942] [ 452.078621][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.083819][ T6942] Uninit was stored to memory at: [ 452.088380][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.093288][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 452.099453][ T6932] RIP: 0023:0xf7f77549 [ 452.106044][ T6942] get_compat_msghdr+0x10c/0x280 [ 452.110947][ T6932] 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 [ 452.115721][ T6942] ___sys_recvmsg+0x289/0xb40 [ 452.120438][ T6932] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 [ 452.126850][ T6942] do_recvmmsg+0x7c9/0x1200 [ 452.131235][ T6932] ORIG_RAX: 0000000000000151 [ 452.131253][ T6932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 452.136342][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 452.142554][ T6932] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 452.142586][ T6932] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 452.142615][ T6932] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 452.142644][ T6932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 452.147586][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.149919][ T6932] [ 452.154492][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 452.163818][ T6932] Uninit was stored to memory at: [ 452.165826][ T6942] do_fast_syscall_32+0x33/0x70 [ 452.170873][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 452.174960][ T6942] do_SYSENTER_32+0x1b/0x20 [ 452.175009][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.175065][ T6942] [ 452.175074][ T6942] Uninit was stored to memory at: [ 452.175148][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 452.175204][ T6942] get_compat_msghdr+0x10c/0x280 [ 452.175257][ T6942] ___sys_recvmsg+0x289/0xb40 [ 452.175313][ T6942] do_recvmmsg+0x7c9/0x1200 [ 452.175368][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 452.175424][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.180365][ T6932] get_compat_msghdr+0x10c/0x280 [ 452.200078][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 452.204800][ T6932] ___sys_recvmsg+0x289/0xb40 [ 452.210871][ T6942] do_fast_syscall_32+0x33/0x70 [ 452.215471][ T6932] do_recvmmsg+0x7c9/0x1200 [ 452.220113][ T6942] do_SYSENTER_32+0x1b/0x20 [ 452.228159][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.232921][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.240877][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.248956][ T6942] [ 452.256973][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.265052][ T6942] Local variable msg_sys created at: [ 452.271341][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.274449][ T6942] do_recvmmsg+0xc9/0x1200 [ 452.279432][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.284536][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 452.289348][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.427626][ T6932] [ 452.429960][ T6932] Uninit was stored to memory at: [ 452.435151][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 452.440312][ T6932] get_compat_msghdr+0x10c/0x280 [ 452.445393][ T6932] ___sys_recvmsg+0x289/0xb40 [ 452.450128][ T6932] do_recvmmsg+0x7c9/0x1200 [ 452.454779][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.459512][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.466008][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.471192][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.476210][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.480767][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.487270][ T6932] [ 452.489605][ T6932] Uninit was stored to memory at: [ 452.494794][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 452.499950][ T6932] get_compat_msghdr+0x10c/0x280 [ 452.505042][ T6932] ___sys_recvmsg+0x289/0xb40 [ 452.509794][ T6932] do_recvmmsg+0x7c9/0x1200 [ 452.514447][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.519176][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.525671][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.530747][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.535811][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.540361][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.546906][ T6932] [ 452.549239][ T6932] Uninit was stored to memory at: [ 452.554489][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 452.559643][ T6932] get_compat_msghdr+0x10c/0x280 [ 452.564789][ T6932] ___sys_recvmsg+0x289/0xb40 [ 452.569518][ T6932] do_recvmmsg+0x7c9/0x1200 [ 452.574249][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.578978][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.585526][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.590607][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.595682][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.600233][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.606778][ T6932] [ 452.609143][ T6932] Uninit was stored to memory at: [ 452.614431][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 452.619593][ T6932] get_compat_msghdr+0x10c/0x280 [ 452.624740][ T6932] ___sys_recvmsg+0x289/0xb40 [ 452.629553][ T6932] do_recvmmsg+0x7c9/0x1200 [ 452.634269][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.639002][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.641563][ T6921] not chained 1610000 origins [ 452.645577][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.645633][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.645683][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.650347][ T6921] CPU: 0 PID: 6921 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 452.655533][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.660283][ T6921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.664850][ T6932] [ 452.674815][ T6921] Call Trace: [ 452.674833][ T6921] [ 452.674850][ T6921] dump_stack_lvl+0x200/0x28c [ 452.674912][ T6921] dump_stack+0x29/0x2c [ 452.681207][ T6932] Uninit was stored to memory at: [ 452.681285][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 452.691254][ T6921] kmsan_internal_chain_origin+0x78/0x120 [ 452.691319][ T6921] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 452.693729][ T6932] get_compat_msghdr+0x10c/0x280 [ 452.696949][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 452.699869][ T6932] ___sys_recvmsg+0x289/0xb40 [ 452.704529][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 452.704600][ T6921] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 452.708772][ T6932] do_recvmmsg+0x7c9/0x1200 [ 452.713788][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 452.713851][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 452.718955][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.724669][ T6921] ? should_fail+0x79/0x9c0 [ 452.724716][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 452.730796][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.735718][ T6921] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 452.735787][ T6921] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 452.740886][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.745551][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 452.745613][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 452.751427][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.756955][ T6921] __msan_chain_origin+0xbd/0x140 [ 452.757018][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 452.757097][ T6921] get_compat_msghdr+0x10c/0x280 [ 452.761548][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.766651][ T6921] ? do_recvmmsg+0x7c9/0x1200 [ 452.766721][ T6921] ___sys_recvmsg+0x289/0xb40 [ 452.772588][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.777184][ T6921] ? __schedule+0x176c/0x21c0 [ 452.781664][ T6932] [ 452.781674][ T6932] Uninit was stored to memory at: [ 452.786856][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 452.786920][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 452.793375][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 452.799462][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 452.805619][ T6932] get_compat_msghdr+0x10c/0x280 [ 452.810522][ T6921] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 452.815689][ T6932] ___sys_recvmsg+0x289/0xb40 [ 452.821406][ T6921] do_recvmmsg+0x7c9/0x1200 [ 452.826313][ T6932] do_recvmmsg+0x7c9/0x1200 [ 452.831249][ T6921] ? filter_irq_stacks+0xb9/0x230 [ 452.836414][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.841442][ T6921] ? kmsan_get_metadata+0x33/0x220 [ 452.845997][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.850589][ T6921] ? __sys_recvmmsg+0xb9/0x6f0 [ 452.855346][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 452.861558][ T6921] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.866297][ T6932] do_fast_syscall_32+0x33/0x70 [ 452.868540][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 452.873613][ T6932] do_SYSENTER_32+0x1b/0x20 [ 452.878666][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 452.884509][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.889539][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 452.894699][ T6932] [ 452.899552][ T6921] do_fast_syscall_32+0x33/0x70 [ 452.905443][ T6932] Local variable msg_sys created at: [ 452.910005][ T6921] do_SYSENTER_32+0x1b/0x20 [ 452.914590][ T6932] do_recvmmsg+0xc9/0x1200 [ 452.919008][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 452.924090][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 452.928673][ T6921] RIP: 0023:0xf7f7d549 [ 453.024560][ T6921] 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 [ 453.044307][ T6921] RSP: 002b:00000000f7f575cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 453.052766][ T6921] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 453.060769][ T6921] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 453.068770][ T6921] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 453.076766][ T6921] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 453.084767][ T6921] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 453.092802][ T6921] [ 453.098616][ T6921] Uninit was stored to memory at: [ 453.104319][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 453.109483][ T6921] get_compat_msghdr+0x10c/0x280 [ 453.114663][ T6921] ___sys_recvmsg+0x289/0xb40 [ 453.119395][ T6921] do_recvmmsg+0x7c9/0x1200 [ 453.124068][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.128800][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.135376][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 453.140477][ T6921] do_fast_syscall_32+0x33/0x70 [ 453.145565][ T6921] do_SYSENTER_32+0x1b/0x20 [ 453.150118][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.156691][ T6921] [ 453.159023][ T6921] Uninit was stored to memory at: [ 453.164308][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 453.169468][ T6921] get_compat_msghdr+0x10c/0x280 [ 453.174578][ T6921] ___sys_recvmsg+0x289/0xb40 [ 453.179309][ T6921] do_recvmmsg+0x7c9/0x1200 [ 453.184048][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.188775][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.195353][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 453.200426][ T6921] do_fast_syscall_32+0x33/0x70 [ 453.205510][ T6921] do_SYSENTER_32+0x1b/0x20 [ 453.210056][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.216621][ T6921] [ 453.218958][ T6921] Uninit was stored to memory at: [ 453.224224][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 453.229382][ T6921] get_compat_msghdr+0x10c/0x280 [ 453.234489][ T6921] ___sys_recvmsg+0x289/0xb40 [ 453.239216][ T6921] do_recvmmsg+0x7c9/0x1200 [ 453.243947][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.248676][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.255248][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 453.260318][ T6921] do_fast_syscall_32+0x33/0x70 [ 453.265399][ T6921] do_SYSENTER_32+0x1b/0x20 [ 453.269948][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.276508][ T6921] [ 453.278840][ T6921] Uninit was stored to memory at: [ 453.284090][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 453.289248][ T6921] get_compat_msghdr+0x10c/0x280 [ 453.294363][ T6921] ___sys_recvmsg+0x289/0xb40 [ 453.299187][ T6921] do_recvmmsg+0x7c9/0x1200 [ 453.303932][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.308669][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.315247][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 453.319713][ T6942] not chained 1620000 origins [ 453.320426][ T6921] do_fast_syscall_32+0x33/0x70 [ 453.325440][ T6942] CPU: 1 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 453.330111][ T6921] do_SYSENTER_32+0x1b/0x20 [ 453.340164][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.340194][ T6942] Call Trace: [ 453.340211][ T6942] [ 453.340228][ T6942] dump_stack_lvl+0x200/0x28c [ 453.340288][ T6942] dump_stack+0x29/0x2c [ 453.344875][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.354915][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 453.354986][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 453.358297][ T6921] [ 453.358307][ T6921] Uninit was stored to memory at: [ 453.361220][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 453.366050][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 453.370020][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 453.376438][ T6921] get_compat_msghdr+0x10c/0x280 [ 453.382162][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 453.382236][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 453.382299][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 453.388342][ T6921] ___sys_recvmsg+0x289/0xb40 [ 453.390665][ T6942] ? should_fail+0x79/0x9c0 [ 453.395794][ T6921] do_recvmmsg+0x7c9/0x1200 [ 453.400770][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 453.405976][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.411659][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 453.416683][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.422120][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 453.422197][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 453.422257][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 453.427344][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 453.433135][ T6942] __msan_chain_origin+0xbd/0x140 [ 453.433200][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 453.433281][ T6942] get_compat_msghdr+0x10c/0x280 [ 453.437913][ T6921] do_fast_syscall_32+0x33/0x70 [ 453.442407][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 453.442476][ T6942] ___sys_recvmsg+0x289/0xb40 [ 453.446992][ T6921] do_SYSENTER_32+0x1b/0x20 [ 453.452102][ T6942] ? __schedule+0x176c/0x21c0 [ 453.452169][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 453.456865][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.463090][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 453.463159][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 453.469522][ T6921] [ 453.469532][ T6921] Uninit was stored to memory at: [ 453.475575][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 453.475652][ T6942] do_recvmmsg+0x7c9/0x1200 [ 453.480838][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 453.486586][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 453.486671][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 453.491693][ T6921] get_compat_msghdr+0x10c/0x280 [ 453.496714][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 453.501894][ T6921] ___sys_recvmsg+0x289/0xb40 [ 453.506713][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.511543][ T6921] do_recvmmsg+0x7c9/0x1200 [ 453.516209][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 453.516287][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.520981][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.525476][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 453.525539][ T6942] do_fast_syscall_32+0x33/0x70 [ 453.530225][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.535323][ T6942] do_SYSENTER_32+0x1b/0x20 [ 453.535378][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.535439][ T6942] RIP: 0023:0xf7f39549 [ 453.541893][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 453.547605][ T6942] 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 [ 453.552842][ T6921] do_fast_syscall_32+0x33/0x70 [ 453.555026][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 [ 453.560032][ T6921] do_SYSENTER_32+0x1b/0x20 [ 453.565827][ T6942] ORIG_RAX: 0000000000000151 [ 453.565851][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 453.565887][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 453.565915][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 453.565943][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 453.565971][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 453.566015][ T6942] [ 453.570472][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.580626][ T6942] Uninit was stored to memory at: [ 453.580696][ T6921] [ 453.580705][ T6921] Uninit was stored to memory at: [ 453.580782][ T6921] __get_compat_msghdr+0x6ea/0x9e0 [ 453.588237][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 453.590830][ T6921] get_compat_msghdr+0x10c/0x280 [ 453.595726][ T6942] get_compat_msghdr+0x10c/0x280 [ 453.600402][ T6921] ___sys_recvmsg+0x289/0xb40 [ 453.606972][ T6942] ___sys_recvmsg+0x289/0xb40 [ 453.611474][ T6921] do_recvmmsg+0x7c9/0x1200 [ 453.616415][ T6942] do_recvmmsg+0x7c9/0x1200 [ 453.622845][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.627598][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 453.632765][ T6921] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.637634][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.644073][ T6921] __do_fast_syscall_32+0x95/0xf0 [ 453.648561][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 453.654980][ T6921] do_fast_syscall_32+0x33/0x70 [ 453.659013][ T6942] do_fast_syscall_32+0x33/0x70 [ 453.664122][ T6921] do_SYSENTER_32+0x1b/0x20 [ 453.683817][ T6942] do_SYSENTER_32+0x1b/0x20 [ 453.688670][ T6921] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.694803][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.699306][ T6921] [ 453.699317][ T6921] Local variable msg_sys created at: [ 453.704046][ T6942] [ 453.704055][ T6942] Uninit was stored to memory at: [ 453.704130][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 453.712103][ T6921] do_recvmmsg+0xc9/0x1200 [ 453.720066][ T6942] get_compat_msghdr+0x10c/0x280 [ 453.728124][ T6921] __sys_recvmmsg+0x520/0x6f0 [ 453.736153][ T6942] ___sys_recvmsg+0x289/0xb40 [ 453.764910][ T1191] ieee802154 phy0 wpan0: encryption failed: -22 [ 453.766044][ T6942] do_recvmmsg+0x7c9/0x1200 [ 453.771216][ T1191] ieee802154 phy1 wpan1: encryption failed: -22 [ 453.776357][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 453.776419][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.936563][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 453.941644][ T6942] do_fast_syscall_32+0x33/0x70 [ 453.946631][ T6942] do_SYSENTER_32+0x1b/0x20 [ 453.951176][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 453.957647][ T6942] [ 453.959977][ T6942] Uninit was stored to memory at: [ 453.965184][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 453.970341][ T6942] get_compat_msghdr+0x10c/0x280 [ 453.975414][ T6942] ___sys_recvmsg+0x289/0xb40 [ 453.980144][ T6942] do_recvmmsg+0x7c9/0x1200 [ 453.984784][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 453.989603][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 453.996072][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.001151][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.006135][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.010689][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.017163][ T6942] [ 454.019496][ T6942] Uninit was stored to memory at: [ 454.024764][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.029923][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.035019][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.039749][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.044397][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.049126][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.055615][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.060687][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.065675][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.070222][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.076758][ T6942] [ 454.079089][ T6942] Uninit was stored to memory at: [ 454.084338][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.089498][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.094635][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.099373][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.104061][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.108795][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.115361][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.120456][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.125509][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.130056][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.136589][ T6942] [ 454.138921][ T6942] Uninit was stored to memory at: [ 454.144166][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.149342][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.154494][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.159229][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.163925][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.168655][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.175194][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.180265][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.185346][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.189897][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.196453][ T6942] [ 454.198789][ T6942] Uninit was stored to memory at: [ 454.204033][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.209192][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.214410][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.219143][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.223842][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.228571][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.235106][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.240189][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.245256][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.249803][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.256336][ T6942] [ 454.258669][ T6942] Local variable msg_sys created at: [ 454.264101][ T6942] do_recvmmsg+0xc9/0x1200 [ 454.268575][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.328168][ T6942] not chained 1630000 origins [ 454.333092][ T6942] CPU: 1 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 454.343202][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.353284][ T6942] Call Trace: [ 454.356583][ T6942] [ 454.359528][ T6942] dump_stack_lvl+0x200/0x28c [ 454.364264][ T6942] dump_stack+0x29/0x2c [ 454.368464][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 454.374245][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 454.380375][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 454.385542][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.391420][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 454.397019][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 454.402194][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.408076][ T6942] ? should_fail+0x79/0x9c0 [ 454.412624][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 454.417799][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 454.424098][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 454.430227][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 454.435393][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.441260][ T6942] __msan_chain_origin+0xbd/0x140 [ 454.446343][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.451530][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.456614][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 454.461464][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.466299][ T6942] ? __schedule+0x176c/0x21c0 [ 454.471045][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 454.476217][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.482153][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 454.487328][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.493195][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.497760][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 454.502852][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 454.508020][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 454.512832][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.519396][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.524142][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.530540][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.535610][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.540509][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.545053][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.551471][ T6942] RIP: 0023:0xf7f39549 [ 454.555557][ T6942] 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 [ 454.575326][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 454.583789][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 454.591800][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 454.599798][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 454.607796][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 454.615790][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 454.623803][ T6942] [ 454.630739][ T6942] Uninit was stored to memory at: [ 454.636437][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.641613][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.646715][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.651442][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.656086][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.660810][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.667286][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.672444][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.677335][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.681959][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.688332][ T6942] [ 454.690661][ T6942] Uninit was stored to memory at: [ 454.695844][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.700998][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.706077][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.710806][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.715442][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.720189][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.726678][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.731835][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.736730][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.741272][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.747749][ T6942] [ 454.750098][ T6942] Uninit was stored to memory at: [ 454.755277][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.760429][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.765506][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.770232][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.774873][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.779599][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.786146][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.791212][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.796194][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.800733][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.807196][ T6942] [ 454.809354][ T6932] not chained 1640000 origins [ 454.809521][ T6942] Uninit was stored to memory at: [ 454.809597][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.814445][ T6932] CPU: 0 PID: 6932 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 454.819271][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.824360][ T6932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.824388][ T6932] Call Trace: [ 454.824404][ T6932] [ 454.824421][ T6932] dump_stack_lvl+0x200/0x28c [ 454.834567][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.839420][ T6932] dump_stack+0x29/0x2c [ 454.849532][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.852720][ T6932] kmsan_internal_chain_origin+0x78/0x120 [ 454.852785][ T6932] ? propagate_entity_load_avg+0x50/0x1610 [ 454.855712][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.860378][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 454.865111][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.869165][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.873758][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.879355][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 454.885251][ T6942] do_fast_syscall_32+0x33/0x70 [ 454.889815][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.894986][ T6942] do_SYSENTER_32+0x1b/0x20 [ 454.901222][ T6932] ? should_fail+0x79/0x9c0 [ 454.907093][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 454.912018][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 454.912085][ T6932] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 454.917189][ T6942] [ 454.917200][ T6942] Uninit was stored to memory at: [ 454.922022][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 454.922092][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 454.927988][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 454.932413][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.932482][ T6932] __msan_chain_origin+0xbd/0x140 [ 454.936978][ T6942] get_compat_msghdr+0x10c/0x280 [ 454.943288][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 454.943368][ T6932] get_compat_msghdr+0x10c/0x280 [ 454.948458][ T6942] ___sys_recvmsg+0x289/0xb40 [ 454.954682][ T6932] ? do_recvmmsg+0x7c9/0x1200 [ 454.954748][ T6932] ___sys_recvmsg+0x289/0xb40 [ 454.957067][ T6942] do_recvmmsg+0x7c9/0x1200 [ 454.962081][ T6932] ? __schedule+0x176c/0x21c0 [ 454.962150][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 454.968197][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 454.973288][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 454.973360][ T6932] ? __cond_resched+0x23/0x40 [ 454.973415][ T6932] ? preempt_schedule_common+0x130/0x190 [ 454.978498][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 454.984291][ T6932] do_recvmmsg+0x7c9/0x1200 [ 454.984355][ T6932] ? filter_irq_stacks+0xb9/0x230 [ 454.989386][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 454.994317][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 454.994389][ T6932] ? __sys_recvmmsg+0xb9/0x6f0 [ 454.999475][ T6942] do_fast_syscall_32+0x33/0x70 [ 455.004391][ T6932] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.004465][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.009134][ T6942] do_SYSENTER_32+0x1b/0x20 [ 455.013834][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.013913][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.018552][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.023040][ T6932] do_fast_syscall_32+0x33/0x70 [ 455.023097][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.023155][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.027802][ T6942] [ 455.027811][ T6942] Uninit was stored to memory at: [ 455.032891][ T6932] RIP: 0023:0xf7f77549 [ 455.032924][ T6932] 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 [ 455.032972][ T6932] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 [ 455.037692][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 455.043412][ T6932] ORIG_RAX: 0000000000000151 [ 455.043431][ T6932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 455.043465][ T6932] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 455.043495][ T6932] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 455.048171][ T6942] get_compat_msghdr+0x10c/0x280 [ 455.053783][ T6932] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 455.053813][ T6932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 455.053857][ T6932] [ 455.056424][ T6932] Uninit was stored to memory at: [ 455.060167][ T6942] ___sys_recvmsg+0x289/0xb40 [ 455.065238][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 455.069744][ T6942] do_recvmmsg+0x7c9/0x1200 [ 455.075010][ T6932] get_compat_msghdr+0x10c/0x280 [ 455.080063][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 455.084922][ T6932] ___sys_recvmsg+0x289/0xb40 [ 455.089735][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.096325][ T6932] do_recvmmsg+0x7c9/0x1200 [ 455.100975][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 455.105747][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.112121][ T6942] do_fast_syscall_32+0x33/0x70 [ 455.117132][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.123522][ T6942] do_SYSENTER_32+0x1b/0x20 [ 455.128394][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.132938][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.139268][ T6932] do_fast_syscall_32+0x33/0x70 [ 455.141581][ T6942] [ 455.141591][ T6942] Uninit was stored to memory at: [ 455.146699][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.150793][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 455.170435][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.176543][ T6942] get_compat_msghdr+0x10c/0x280 [ 455.181656][ T6932] [ 455.181666][ T6932] Uninit was stored to memory at: [ 455.186395][ T6942] ___sys_recvmsg+0x289/0xb40 [ 455.194532][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 455.202498][ T6942] do_recvmmsg+0x7c9/0x1200 [ 455.210461][ T6932] get_compat_msghdr+0x10c/0x280 [ 455.215495][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 455.223516][ T6932] ___sys_recvmsg+0x289/0xb40 [ 455.231471][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.234591][ T6932] do_recvmmsg+0x7c9/0x1200 [ 455.239576][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 455.244335][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.249407][ T6942] do_fast_syscall_32+0x33/0x70 [ 455.253990][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.258892][ T6942] do_SYSENTER_32+0x1b/0x20 [ 455.263666][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.268308][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.274722][ T6932] do_fast_syscall_32+0x33/0x70 [ 455.279190][ T6942] [ 455.279200][ T6942] Local variable msg_sys created at: [ 455.284300][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.288952][ T6942] do_recvmmsg+0xc9/0x1200 [ 455.293887][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.300177][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 455.304772][ T6932] [ 455.468798][ T6932] Uninit was stored to memory at: [ 455.474022][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 455.479184][ T6932] get_compat_msghdr+0x10c/0x280 [ 455.484295][ T6932] ___sys_recvmsg+0x289/0xb40 [ 455.489024][ T6932] do_recvmmsg+0x7c9/0x1200 [ 455.493689][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.498412][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.504913][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.509991][ T6932] do_fast_syscall_32+0x33/0x70 [ 455.515014][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.519567][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.526129][ T6932] [ 455.528462][ T6932] Uninit was stored to memory at: [ 455.533743][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 455.538909][ T6932] get_compat_msghdr+0x10c/0x280 [ 455.544012][ T6932] ___sys_recvmsg+0x289/0xb40 [ 455.548762][ T6932] do_recvmmsg+0x7c9/0x1200 [ 455.553411][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.558138][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.565974][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.571048][ T6932] do_fast_syscall_32+0x33/0x70 [ 455.576123][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.580678][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.587255][ T6932] [ 455.589587][ T6932] Uninit was stored to memory at: [ 455.594863][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 455.600026][ T6932] get_compat_msghdr+0x10c/0x280 [ 455.605211][ T6932] ___sys_recvmsg+0x289/0xb40 [ 455.609945][ T6932] do_recvmmsg+0x7c9/0x1200 [ 455.614676][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.619401][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.625963][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.631041][ T6932] do_fast_syscall_32+0x33/0x70 23:18:53 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) 23:18:53 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x9, 0x3c, 0x9, 0x1, 0x102}, 0x48) bpf$BPF_GET_MAP_INFO(0x4, &(0x7f0000000000)={r0, 0xfffffffffffffee1, &(0x7f0000000040)}, 0x10) [ 455.636112][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.640661][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.647229][ T6932] [ 455.649560][ T6932] Uninit was stored to memory at: [ 455.654916][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 455.660157][ T6932] get_compat_msghdr+0x10c/0x280 [ 455.665375][ T6932] ___sys_recvmsg+0x289/0xb40 [ 455.670108][ T6932] do_recvmmsg+0x7c9/0x1200 [ 455.674828][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.679555][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.686120][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.691199][ T6932] do_fast_syscall_32+0x33/0x70 [ 455.696283][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.700827][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.707386][ T6932] [ 455.709719][ T6932] Uninit was stored to memory at: [ 455.714990][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 455.720146][ T6932] get_compat_msghdr+0x10c/0x280 [ 455.725336][ T6932] ___sys_recvmsg+0x289/0xb40 [ 455.730069][ T6932] do_recvmmsg+0x7c9/0x1200 [ 455.734800][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 455.739529][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 455.746088][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 455.751159][ T6932] do_fast_syscall_32+0x33/0x70 [ 455.756246][ T6932] do_SYSENTER_32+0x1b/0x20 [ 455.760800][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 455.767387][ T6932] [ 455.769718][ T6932] Local variable msg_sys created at: [ 455.775188][ T6932] do_recvmmsg+0xc9/0x1200 [ 455.779661][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.002570][ T6932] not chained 1650000 origins [ 456.007378][ T6932] CPU: 0 PID: 6932 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 456.017484][ T6932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.027564][ T6932] Call Trace: [ 456.030856][ T6932] [ 456.033800][ T6932] dump_stack_lvl+0x200/0x28c [ 456.038533][ T6932] dump_stack+0x29/0x2c [ 456.042731][ T6932] kmsan_internal_chain_origin+0x78/0x120 [ 456.048506][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 456.054619][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 456.059805][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 456.065675][ T6932] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 456.071265][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 456.076427][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 456.082285][ T6932] ? should_fail+0x79/0x9c0 [ 456.086815][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 456.091974][ T6932] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 456.098261][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 456.104377][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 456.109530][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 456.115384][ T6932] __msan_chain_origin+0xbd/0x140 [ 456.120451][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.125624][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.130610][ T6932] ? do_recvmmsg+0x7c9/0x1200 [ 456.135336][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.140064][ T6932] ? __schedule+0x176c/0x21c0 [ 456.144787][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 456.149941][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 456.155796][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 456.160951][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 456.166819][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.171375][ T6932] ? filter_irq_stacks+0xb9/0x230 [ 456.176458][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 456.181620][ T6932] ? __sys_recvmmsg+0xb9/0x6f0 [ 456.186427][ T6932] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.192984][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.197728][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.204123][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.209189][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.214081][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.218631][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.224997][ T6932] RIP: 0023:0xf7f77549 [ 456.229098][ T6932] 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 [ 456.248740][ T6932] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 456.257206][ T6932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 456.265208][ T6932] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 456.273202][ T6932] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 456.281198][ T6932] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 456.289187][ T6932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 456.297194][ T6932] [ 456.302950][ T6932] Uninit was stored to memory at: [ 456.308055][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.313641][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.318632][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.323510][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.328063][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.332923][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.339311][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.344508][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.349401][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.354060][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.360476][ T6932] [ 456.362901][ T6932] Uninit was stored to memory at: [ 456.368157][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.373455][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.378445][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.383302][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.387866][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.392718][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.399103][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.404313][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.409207][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.413931][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.420319][ T6932] [ 456.422805][ T6932] Uninit was stored to memory at: [ 456.427899][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.433175][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.438171][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.443021][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.447575][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.452423][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.458837][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.464084][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.469005][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.473747][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.480129][ T6932] [ 456.482633][ T6932] Uninit was stored to memory at: [ 456.487727][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.493074][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.498093][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.503028][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.507595][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.512519][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.518922][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.524190][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.529092][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.533850][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.540229][ T6932] [ 456.542718][ T6932] Uninit was stored to memory at: [ 456.547838][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.553132][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.558128][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.563058][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.567621][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.572478][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.578868][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.584156][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.589053][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.593730][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.600111][ T6932] [ 456.602601][ T6932] Uninit was stored to memory at: [ 456.607697][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.613045][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.618032][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.622935][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.627489][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.632391][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.638776][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.644025][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.648920][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.653623][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.660001][ T6932] [ 456.662504][ T6932] Uninit was stored to memory at: [ 456.667596][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 456.672930][ T6932] get_compat_msghdr+0x10c/0x280 [ 456.677918][ T6932] ___sys_recvmsg+0x289/0xb40 [ 456.682821][ T6932] do_recvmmsg+0x7c9/0x1200 [ 456.687368][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.692211][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 456.698602][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 456.703854][ T6932] do_fast_syscall_32+0x33/0x70 [ 456.708749][ T6932] do_SYSENTER_32+0x1b/0x20 [ 456.713454][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 456.719839][ T6932] [ 456.722370][ T6932] Local variable msg_sys created at: [ 456.727661][ T6932] do_recvmmsg+0xc9/0x1200 [ 456.732303][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 456.803322][ T6966] netlink: 'syz-executor.0': attribute type 22 has an invalid length. [ 456.926266][ T6942] not chained 1660000 origins [ 456.930990][ T6942] CPU: 1 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 456.941087][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.951161][ T6942] Call Trace: [ 456.954446][ T6942] [ 456.957381][ T6942] dump_stack_lvl+0x200/0x28c [ 456.962106][ T6942] dump_stack+0x29/0x2c [ 456.966291][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 456.972059][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 456.978170][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 456.983327][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 456.989184][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 456.994774][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 456.999932][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.005792][ T6942] ? should_fail+0x79/0x9c0 [ 457.010331][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 457.015483][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 457.021773][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 457.027895][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 457.033050][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.038902][ T6942] __msan_chain_origin+0xbd/0x140 [ 457.043969][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.049141][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.054141][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 457.058865][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.063594][ T6942] ? __schedule+0x176c/0x21c0 [ 457.068317][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 457.073473][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.079324][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 457.084481][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.090337][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.094886][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 457.099973][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 457.105146][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 457.109952][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.116509][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.121246][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.127632][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.132706][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.137591][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.142129][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.148499][ T6942] RIP: 0023:0xf7f39549 [ 457.152581][ T6942] 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 [ 457.172309][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 457.180755][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 457.188766][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 457.196759][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 457.204749][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 457.212744][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 457.220755][ T6942] [ 457.228207][ T6942] Uninit was stored to memory at: [ 457.233917][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.239078][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.244162][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.248902][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.253611][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.258335][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.264805][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.269877][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.274861][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.279427][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.285906][ T6942] [ 457.288287][ T6942] Uninit was stored to memory at: [ 457.293506][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.298673][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.303769][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.308501][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.313138][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.317867][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.324345][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.329444][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.334439][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.338988][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.345470][ T6942] [ 457.347804][ T6942] Uninit was stored to memory at: [ 457.352988][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.358150][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.363300][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.368031][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.372741][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.377482][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.383979][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.389056][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.394264][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.398816][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.405348][ T6942] [ 457.407703][ T6942] Uninit was stored to memory at: [ 457.412944][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.418101][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.423239][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.427969][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.432735][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.437467][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.444005][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.449080][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.454063][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.458608][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.465081][ T6942] [ 457.467429][ T6942] Uninit was stored to memory at: [ 457.472611][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.477771][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.482831][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.487560][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.492258][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.496986][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.503523][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.508597][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.513655][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.518207][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.524770][ T6942] [ 457.527120][ T6942] Uninit was stored to memory at: [ 457.532373][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.537533][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.542677][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.547404][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.552035][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.556786][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.563332][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.568402][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.573454][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.578007][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.584570][ T6942] [ 457.586928][ T6942] Uninit was stored to memory at: [ 457.592162][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 457.597347][ T6942] get_compat_msghdr+0x10c/0x280 [ 457.602476][ T6942] ___sys_recvmsg+0x289/0xb40 [ 457.607228][ T6942] do_recvmmsg+0x7c9/0x1200 [ 457.611912][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.616645][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.623181][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 457.628252][ T6942] do_fast_syscall_32+0x33/0x70 [ 457.633293][ T6942] do_SYSENTER_32+0x1b/0x20 [ 457.637846][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.644374][ T6942] [ 457.646710][ T6942] Local variable msg_sys created at: [ 457.652138][ T6942] do_recvmmsg+0xc9/0x1200 [ 457.656602][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 457.737828][ T6932] not chained 1670000 origins [ 457.742666][ T6932] CPU: 1 PID: 6932 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 457.752778][ T6932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.762860][ T6932] Call Trace: [ 457.766154][ T6932] [ 457.769095][ T6932] dump_stack_lvl+0x200/0x28c [ 457.773827][ T6932] dump_stack+0x29/0x2c [ 457.778111][ T6932] kmsan_internal_chain_origin+0x78/0x120 [ 457.783887][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 457.790005][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 457.795171][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.801040][ T6932] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 457.806635][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 457.811801][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.817660][ T6932] ? should_fail+0x79/0x9c0 [ 457.822286][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 457.827451][ T6932] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 457.833772][ T6932] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 457.839896][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 457.845061][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.850939][ T6932] __msan_chain_origin+0xbd/0x140 [ 457.856014][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 457.861199][ T6932] get_compat_msghdr+0x10c/0x280 [ 457.866189][ T6932] ? do_recvmmsg+0x7c9/0x1200 [ 457.870918][ T6932] ___sys_recvmsg+0x289/0xb40 [ 457.875647][ T6932] ? raw_spin_rq_unlock_irq+0x3b/0xd0 [ 457.881157][ T6932] ? __schedule+0x1980/0x21c0 [ 457.885883][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 457.891043][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.896904][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 457.902065][ T6932] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 457.907927][ T6932] do_recvmmsg+0x7c9/0x1200 [ 457.912486][ T6932] ? filter_irq_stacks+0xb9/0x230 [ 457.917577][ T6932] ? kmsan_get_metadata+0x33/0x220 [ 457.922756][ T6932] ? __sys_recvmmsg+0xb9/0x6f0 [ 457.927571][ T6932] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.934130][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 457.938866][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 457.945256][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 457.950324][ T6932] do_fast_syscall_32+0x33/0x70 [ 457.955215][ T6932] do_SYSENTER_32+0x1b/0x20 [ 457.959751][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 457.966120][ T6932] RIP: 0023:0xf7f77549 [ 457.970206][ T6932] 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 [ 457.989847][ T6932] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 457.998291][ T6932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 458.006285][ T6932] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 458.014273][ T6932] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 458.022280][ T6932] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 458.030271][ T6932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 458.038276][ T6932] [ 458.045605][ T6932] Uninit was stored to memory at: [ 458.050718][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 458.061644][ T6932] get_compat_msghdr+0x10c/0x280 [ 458.066778][ T6932] ___sys_recvmsg+0x289/0xb40 [ 458.071528][ T6932] do_recvmmsg+0x7c9/0x1200 [ 458.076185][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.080915][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.087411][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 458.092581][ T6932] do_fast_syscall_32+0x33/0x70 [ 458.097496][ T6932] do_SYSENTER_32+0x1b/0x20 [ 458.102206][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.108584][ T6932] [ 458.110909][ T6932] Uninit was stored to memory at: [ 458.116104][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 458.121261][ T6932] get_compat_msghdr+0x10c/0x280 [ 458.126339][ T6932] ___sys_recvmsg+0x289/0xb40 [ 458.131062][ T6932] do_recvmmsg+0x7c9/0x1200 [ 458.135726][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.140456][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.146949][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 458.152109][ T6932] do_fast_syscall_32+0x33/0x70 [ 458.157002][ T6932] do_SYSENTER_32+0x1b/0x20 [ 458.161538][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.168044][ T6932] [ 458.170385][ T6932] Uninit was stored to memory at: [ 458.175632][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 458.180795][ T6932] get_compat_msghdr+0x10c/0x280 [ 458.185938][ T6932] ___sys_recvmsg+0x289/0xb40 [ 458.190683][ T6932] do_recvmmsg+0x7c9/0x1200 [ 458.195388][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.200110][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.206652][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 458.211834][ T6932] do_fast_syscall_32+0x33/0x70 [ 458.216775][ T6932] do_SYSENTER_32+0x1b/0x20 [ 458.221328][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.227872][ T6932] [ 458.230203][ T6932] Uninit was stored to memory at: [ 458.235389][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 458.240551][ T6932] get_compat_msghdr+0x10c/0x280 [ 458.245695][ T6932] ___sys_recvmsg+0x289/0xb40 [ 458.250422][ T6932] do_recvmmsg+0x7c9/0x1200 [ 458.255126][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.259868][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.266409][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 458.271478][ T6932] do_fast_syscall_32+0x33/0x70 [ 458.276460][ T6932] do_SYSENTER_32+0x1b/0x20 [ 458.281002][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.287522][ T6932] [ 458.289855][ T6932] Uninit was stored to memory at: [ 458.295046][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 458.300206][ T6932] get_compat_msghdr+0x10c/0x280 [ 458.305346][ T6932] ___sys_recvmsg+0x289/0xb40 [ 458.310074][ T6932] do_recvmmsg+0x7c9/0x1200 [ 458.314789][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.319525][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.326093][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 458.331170][ T6932] do_fast_syscall_32+0x33/0x70 [ 458.336231][ T6932] do_SYSENTER_32+0x1b/0x20 [ 458.340793][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.347382][ T6932] [ 458.349710][ T6932] Uninit was stored to memory at: [ 458.354900][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 458.360144][ T6932] get_compat_msghdr+0x10c/0x280 [ 458.365318][ T6932] ___sys_recvmsg+0x289/0xb40 [ 458.370046][ T6932] do_recvmmsg+0x7c9/0x1200 [ 458.374762][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.379494][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.386037][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 458.391106][ T6932] do_fast_syscall_32+0x33/0x70 [ 458.396096][ T6932] do_SYSENTER_32+0x1b/0x20 [ 458.400640][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.407111][ T6932] [ 458.409461][ T6932] Uninit was stored to memory at: [ 458.414702][ T6932] __get_compat_msghdr+0x6ea/0x9e0 [ 458.419860][ T6932] get_compat_msghdr+0x10c/0x280 [ 458.425006][ T6932] ___sys_recvmsg+0x289/0xb40 [ 458.429730][ T6932] do_recvmmsg+0x7c9/0x1200 [ 458.434424][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.439155][ T6932] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.445638][ T6932] __do_fast_syscall_32+0x95/0xf0 [ 458.450716][ T6932] do_fast_syscall_32+0x33/0x70 [ 458.455759][ T6932] do_SYSENTER_32+0x1b/0x20 [ 458.460301][ T6932] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.466848][ T6932] [ 458.469184][ T6932] Local variable msg_sys created at: [ 458.474624][ T6932] do_recvmmsg+0xc9/0x1200 [ 458.479095][ T6932] __sys_recvmmsg+0x520/0x6f0 [ 458.634929][ T6942] not chained 1680000 origins [ 458.639652][ T6942] CPU: 0 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 458.649751][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.659829][ T6942] Call Trace: [ 458.663131][ T6942] [ 458.666074][ T6942] dump_stack_lvl+0x200/0x28c [ 458.670802][ T6942] dump_stack+0x29/0x2c [ 458.674991][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 458.680769][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 458.686904][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 458.692074][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 458.697973][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 458.703579][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 458.708739][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 458.714608][ T6942] ? should_fail+0x79/0x9c0 [ 458.719175][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 458.724344][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 458.730651][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 458.736771][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 458.741931][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 458.747792][ T6942] __msan_chain_origin+0xbd/0x140 [ 458.752866][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 458.758051][ T6942] get_compat_msghdr+0x10c/0x280 [ 458.763038][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 458.767768][ T6942] ___sys_recvmsg+0x289/0xb40 [ 458.772508][ T6942] ? __schedule+0x176c/0x21c0 [ 458.777235][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 458.782396][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 458.788256][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 458.793415][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 458.799452][ T6942] do_recvmmsg+0x7c9/0x1200 [ 458.804006][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 458.809097][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 458.814270][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 458.819083][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.825651][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 458.830390][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.836778][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 458.841846][ T6942] do_fast_syscall_32+0x33/0x70 [ 458.846745][ T6942] do_SYSENTER_32+0x1b/0x20 [ 458.851288][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.857665][ T6942] RIP: 0023:0xf7f39549 [ 458.861772][ T6942] 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 [ 458.881420][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 458.889874][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 458.897873][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 458.905867][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 458.913864][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 458.921860][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 458.929908][ T6942] [ 458.940175][ T6942] Uninit was stored to memory at: [ 458.947343][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 458.952612][ T6942] get_compat_msghdr+0x10c/0x280 [ 458.957618][ T6942] ___sys_recvmsg+0x289/0xb40 [ 458.962484][ T6942] do_recvmmsg+0x7c9/0x1200 [ 458.967032][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 458.971867][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 458.978251][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 458.983447][ T6942] do_fast_syscall_32+0x33/0x70 [ 458.988344][ T6942] do_SYSENTER_32+0x1b/0x20 [ 458.993005][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 458.999379][ T6942] [ 459.001704][ T6942] Uninit was stored to memory at: [ 459.006911][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.012175][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.017183][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.022027][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.026576][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.031300][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.037811][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.042969][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.047866][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.052585][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.058964][ T6942] [ 459.061291][ T6942] Uninit was stored to memory at: [ 459.066567][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.071812][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.076793][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.081519][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.086255][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.091000][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.097573][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.102737][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.107634][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.112367][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.118748][ T6942] [ 459.121076][ T6942] Uninit was stored to memory at: [ 459.126347][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.131506][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.136676][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.141409][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.146136][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.150866][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.157433][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.162597][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.167492][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.172198][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.178576][ T6942] [ 459.180903][ T6942] Uninit was stored to memory at: [ 459.186174][ T6942] __get_compat_msghdr+0x6ea/0x9e0 23:18:57 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x6) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x5) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000001700)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) ptrace$cont(0x20, 0x0, 0x10c, 0x140000000) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x38}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x23000) write$P9_RGETLOCK(r3, &(0x7f0000000400)=ANY=[@ANYBLOB="1f07040000000000000800000000000023000000000000009b0e8ddd18a83f76b109e206a45c3ff39f7a67dca81e4e304b5ed41837cfe4ad43e5aebd5447b39cd2f7b7a3dc7e507331e6a544d5934d25f420a4304940b40627459a33ebe5e43e7c52afd9dce58d135ec3c97a80d27a5af3dcee1ba461ae94642897781d56e05196f091bb2a01552390f0f3f9c67e69ff886859f35f76674b1268ea65d90163db379e99", @ANYRES32, @ANYBLOB="010000"], 0x1f) syz_clone3(&(0x7f0000000a00)={0x40b86000, 0x0, 0x0, 0x0, {0x1d}, 0x0, 0x0, 0x0, 0x0}, 0x58) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000dfffffff0000000000000000850000007d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r5}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="700000001000050700"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000005000128008000100677265004400028004001600a0b3482205000a0000000000080006007f0000010800150045120800060010004e23000008000400f9ffffff08000600ac1e000108000700e0003fd4"], 0x70}}, 0x0) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f0000000300)=@add_del={0x2, &(0x7f0000000280)='hsr0\x00'}) 23:18:57 executing program 3: r0 = socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(r0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)=[{0x18, 0x110, 0xd, "dc"}], 0x18}, 0x0) [ 459.191332][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.196505][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.201235][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.205976][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.210784][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.217358][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.222523][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.227424][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.232162][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.238543][ T6942] [ 459.240877][ T6942] Uninit was stored to memory at: [ 459.246089][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.251250][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.256412][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.261138][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.265875][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.270600][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.277160][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.282331][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.287231][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.291961][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.298343][ T6942] [ 459.300671][ T6942] Uninit was stored to memory at: [ 459.305949][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.311107][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.316290][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.321041][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.325768][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.330498][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.336999][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.342228][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.347128][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.351678][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.358242][ T6942] [ 459.360570][ T6942] Local variable msg_sys created at: [ 459.366055][ T6942] do_recvmmsg+0xc9/0x1200 [ 459.370520][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.624247][ T6942] not chained 1690000 origins [ 459.628970][ T6942] CPU: 1 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 459.639083][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 459.649166][ T6942] Call Trace: [ 459.652472][ T6942] [ 459.655415][ T6942] dump_stack_lvl+0x200/0x28c [ 459.660149][ T6942] dump_stack+0x29/0x2c [ 459.664363][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 459.670141][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 459.676268][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 459.681434][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 459.687302][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 459.692900][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 459.698065][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 459.703936][ T6942] ? should_fail+0x79/0x9c0 [ 459.708477][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 459.713645][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 459.719944][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 459.726071][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 459.731241][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 459.737109][ T6942] __msan_chain_origin+0xbd/0x140 [ 459.742198][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.747389][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.752379][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 459.757111][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.761857][ T6942] ? __schedule+0x176c/0x21c0 [ 459.766766][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 459.771935][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 459.777796][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 459.782957][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 459.788824][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.793385][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 459.798480][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 459.803658][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 459.808477][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.815048][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.819793][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.826199][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.831274][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.836166][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.840715][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.847097][ T6942] RIP: 0023:0xf7f39549 [ 459.851193][ T6942] 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 [ 459.870849][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 459.879307][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 459.887315][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 459.895317][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 459.903320][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 459.911318][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 459.919330][ T6942] [ 459.926936][ T6942] Uninit was stored to memory at: [ 459.932647][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.937813][ T6942] get_compat_msghdr+0x10c/0x280 [ 459.942896][ T6942] ___sys_recvmsg+0x289/0xb40 [ 459.947715][ T6942] do_recvmmsg+0x7c9/0x1200 [ 459.952363][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 459.957089][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 459.963576][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 459.968642][ T6942] do_fast_syscall_32+0x33/0x70 [ 459.973627][ T6942] do_SYSENTER_32+0x1b/0x20 [ 459.978196][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 459.984669][ T6942] [ 459.986994][ T6942] Uninit was stored to memory at: [ 459.992174][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 459.997331][ T6942] get_compat_msghdr+0x10c/0x280 [ 460.002407][ T6942] ___sys_recvmsg+0x289/0xb40 [ 460.007138][ T6942] do_recvmmsg+0x7c9/0x1200 [ 460.011703][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 460.016517][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.022985][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 460.028051][ T6942] do_fast_syscall_32+0x33/0x70 [ 460.033040][ T6942] do_SYSENTER_32+0x1b/0x20 [ 460.037584][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 460.044068][ T6942] [ 460.046393][ T6942] Uninit was stored to memory at: [ 460.051498][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 460.056755][ T6942] get_compat_msghdr+0x10c/0x280 [ 460.061828][ T6942] ___sys_recvmsg+0x289/0xb40 [ 460.066556][ T6942] do_recvmmsg+0x7c9/0x1200 [ 460.071107][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 460.075927][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.082401][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 460.087499][ T6942] do_fast_syscall_32+0x33/0x70 [ 460.092500][ T6942] do_SYSENTER_32+0x1b/0x20 [ 460.097038][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 460.103523][ T6942] [ 460.105852][ T6942] Uninit was stored to memory at: [ 460.110962][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 460.116232][ T6942] get_compat_msghdr+0x10c/0x280 [ 460.121224][ T6942] ___sys_recvmsg+0x289/0xb40 [ 460.126042][ T6942] do_recvmmsg+0x7c9/0x1200 [ 460.130596][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 460.135440][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.141921][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 460.146997][ T6942] do_fast_syscall_32+0x33/0x70 [ 460.152028][ T6942] do_SYSENTER_32+0x1b/0x20 [ 460.156571][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 460.163122][ T6942] [ 460.165454][ T6942] Uninit was stored to memory at: [ 460.170537][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 460.175847][ T6942] get_compat_msghdr+0x10c/0x280 [ 460.180829][ T6942] ___sys_recvmsg+0x289/0xb40 [ 460.185723][ T6942] do_recvmmsg+0x7c9/0x1200 [ 460.190276][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 460.195166][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.201552][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 460.206781][ T6942] do_fast_syscall_32+0x33/0x70 [ 460.211690][ T6942] do_SYSENTER_32+0x1b/0x20 [ 460.216461][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 460.222982][ T6942] [ 460.225311][ T6942] Uninit was stored to memory at: [ 460.230399][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 460.235718][ T6942] get_compat_msghdr+0x10c/0x280 [ 460.240712][ T6942] ___sys_recvmsg+0x289/0xb40 [ 460.245596][ T6942] do_recvmmsg+0x7c9/0x1200 [ 460.250144][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 460.255029][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.261420][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 460.266645][ T6942] do_fast_syscall_32+0x33/0x70 [ 460.271558][ T6942] do_SYSENTER_32+0x1b/0x20 [ 460.276263][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 460.282736][ T6942] [ 460.285082][ T6942] Uninit was stored to memory at: [ 460.290213][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 460.295520][ T6942] get_compat_msghdr+0x10c/0x280 [ 460.300497][ T6942] ___sys_recvmsg+0x289/0xb40 [ 460.305312][ T6942] do_recvmmsg+0x7c9/0x1200 [ 460.309866][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 460.314752][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.321133][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 460.326374][ T6942] do_fast_syscall_32+0x33/0x70 [ 460.331268][ T6942] do_SYSENTER_32+0x1b/0x20 [ 460.335977][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 460.342448][ T6942] [ 460.344781][ T6942] Local variable msg_sys created at: [ 460.350076][ T6942] do_recvmmsg+0xc9/0x1200 [ 460.354708][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 460.424824][ T6973] netlink: 'syz-executor.2': attribute type 22 has an invalid length. [ 460.686925][ T6972] not chained 1700000 origins [ 460.691895][ T6972] CPU: 1 PID: 6972 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 460.702019][ T6972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.712108][ T6972] Call Trace: [ 460.715495][ T6972] [ 460.718460][ T6972] dump_stack_lvl+0x200/0x28c [ 460.723192][ T6972] dump_stack+0x29/0x2c [ 460.727392][ T6972] kmsan_internal_chain_origin+0x78/0x120 [ 460.733201][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 460.739325][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 460.744487][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 460.750350][ T6972] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 460.755946][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 460.761110][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 460.766990][ T6972] ? should_fail+0x79/0x9c0 [ 460.771533][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 460.776697][ T6972] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 460.783008][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 460.789137][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 460.794308][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 460.800175][ T6972] __msan_chain_origin+0xbd/0x140 [ 460.805254][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 460.810439][ T6972] get_compat_msghdr+0x10c/0x280 [ 460.815440][ T6972] ? do_recvmmsg+0x7c9/0x1200 [ 460.820182][ T6972] ___sys_recvmsg+0x289/0xb40 [ 460.824924][ T6972] ? __schedule+0x176c/0x21c0 [ 460.829657][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 460.834826][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 460.840690][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 460.845860][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 460.851728][ T6972] do_recvmmsg+0x7c9/0x1200 [ 460.856290][ T6972] ? filter_irq_stacks+0xb9/0x230 [ 460.861378][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 460.866547][ T6972] ? __sys_recvmmsg+0xb9/0x6f0 [ 460.871363][ T6972] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.877933][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 460.882678][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 460.889075][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 460.894159][ T6972] do_fast_syscall_32+0x33/0x70 [ 460.899053][ T6972] do_SYSENTER_32+0x1b/0x20 [ 460.903600][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 460.909978][ T6972] RIP: 0023:0xf7f77549 [ 460.914066][ T6972] 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 [ 460.933720][ T6972] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 460.942177][ T6972] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 460.950176][ T6972] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 460.958176][ T6972] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 460.966176][ T6972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 460.974175][ T6972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 460.982186][ T6972] [ 460.989107][ T6972] Uninit was stored to memory at: [ 460.994922][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 461.000080][ T6972] get_compat_msghdr+0x10c/0x280 [ 461.005186][ T6972] ___sys_recvmsg+0x289/0xb40 [ 461.009907][ T6972] do_recvmmsg+0x7c9/0x1200 [ 461.014555][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.019281][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.025756][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 461.030824][ T6972] do_fast_syscall_32+0x33/0x70 [ 461.035819][ T6972] do_SYSENTER_32+0x1b/0x20 [ 461.040364][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.046843][ T6972] [ 461.049174][ T6972] Uninit was stored to memory at: [ 461.054361][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 461.059516][ T6972] get_compat_msghdr+0x10c/0x280 [ 461.064590][ T6972] ___sys_recvmsg+0x289/0xb40 [ 461.069340][ T6972] do_recvmmsg+0x7c9/0x1200 [ 461.073993][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.078717][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.085275][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 461.090341][ T6972] do_fast_syscall_32+0x33/0x70 [ 461.095389][ T6972] do_SYSENTER_32+0x1b/0x20 [ 461.099932][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.106467][ T6972] [ 461.108797][ T6972] Uninit was stored to memory at: [ 461.114044][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 461.119202][ T6972] get_compat_msghdr+0x10c/0x280 [ 461.124345][ T6972] ___sys_recvmsg+0x289/0xb40 [ 461.129066][ T6972] do_recvmmsg+0x7c9/0x1200 [ 461.133773][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.138495][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.144974][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 461.150040][ T6972] do_fast_syscall_32+0x33/0x70 [ 461.155083][ T6972] do_SYSENTER_32+0x1b/0x20 [ 461.159634][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.166179][ T6972] [ 461.168509][ T6972] Uninit was stored to memory at: [ 461.173787][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 461.178948][ T6972] get_compat_msghdr+0x10c/0x280 [ 461.184088][ T6972] ___sys_recvmsg+0x289/0xb40 [ 461.188819][ T6972] do_recvmmsg+0x7c9/0x1200 [ 461.193524][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.198246][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.204721][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 461.209790][ T6972] do_fast_syscall_32+0x33/0x70 [ 461.214871][ T6972] do_SYSENTER_32+0x1b/0x20 [ 461.219413][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.225944][ T6972] [ 461.228275][ T6972] Uninit was stored to memory at: [ 461.233517][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 461.238674][ T6972] get_compat_msghdr+0x10c/0x280 [ 461.243806][ T6972] ___sys_recvmsg+0x289/0xb40 [ 461.248533][ T6972] do_recvmmsg+0x7c9/0x1200 [ 461.253175][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.257906][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.264404][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 461.269487][ T6972] do_fast_syscall_32+0x33/0x70 [ 461.274540][ T6972] do_SYSENTER_32+0x1b/0x20 [ 461.279086][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.285564][ T6972] [ 461.287897][ T6972] Uninit was stored to memory at: [ 461.293138][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 461.298297][ T6972] get_compat_msghdr+0x10c/0x280 [ 461.303377][ T6972] ___sys_recvmsg+0x289/0xb40 [ 461.308103][ T6972] do_recvmmsg+0x7c9/0x1200 [ 461.312810][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.317533][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.324012][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 461.329079][ T6972] do_fast_syscall_32+0x33/0x70 [ 461.334117][ T6972] do_SYSENTER_32+0x1b/0x20 [ 461.338661][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.345170][ T6972] [ 461.347502][ T6972] Uninit was stored to memory at: [ 461.352733][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 461.357895][ T6972] get_compat_msghdr+0x10c/0x280 [ 461.362983][ T6972] ___sys_recvmsg+0x289/0xb40 [ 461.367718][ T6972] do_recvmmsg+0x7c9/0x1200 [ 461.372424][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.377150][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.383632][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 461.388700][ T6972] do_fast_syscall_32+0x33/0x70 [ 461.393745][ T6972] do_SYSENTER_32+0x1b/0x20 [ 461.398296][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.404822][ T6972] [ 461.407157][ T6972] Local variable msg_sys created at: [ 461.412607][ T6972] do_recvmmsg+0xc9/0x1200 [ 461.417069][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 461.589347][ T6942] not chained 1710000 origins [ 461.594170][ T6942] CPU: 1 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 461.604320][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.614408][ T6942] Call Trace: [ 461.617708][ T6942] [ 461.620658][ T6942] dump_stack_lvl+0x200/0x28c [ 461.625390][ T6942] dump_stack+0x29/0x2c [ 461.629581][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 461.635358][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 461.641497][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 461.646673][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 461.652546][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 461.658152][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 461.663325][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 461.669199][ T6942] ? should_fail+0x79/0x9c0 [ 461.673750][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 461.678916][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 461.685218][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 461.691348][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 461.696512][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 461.702377][ T6942] __msan_chain_origin+0xbd/0x140 [ 461.707542][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 461.712745][ T6942] get_compat_msghdr+0x10c/0x280 [ 461.717744][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 461.722478][ T6942] ___sys_recvmsg+0x289/0xb40 [ 461.727219][ T6942] ? __schedule+0x176c/0x21c0 [ 461.731949][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 461.737112][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 461.742974][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 461.748162][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 461.754035][ T6942] do_recvmmsg+0x7c9/0x1200 [ 461.758595][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 461.763691][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 461.768872][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 461.773710][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.780279][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 461.785025][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.791444][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 461.796523][ T6942] do_fast_syscall_32+0x33/0x70 [ 461.801429][ T6942] do_SYSENTER_32+0x1b/0x20 [ 461.805982][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.812366][ T6942] RIP: 0023:0xf7f39549 [ 461.816458][ T6942] 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 [ 461.836122][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 461.844588][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 461.852599][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 461.860609][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 461.868633][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 461.876685][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 461.884802][ T6942] [ 461.891683][ T6942] Uninit was stored to memory at: [ 461.897354][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 461.902621][ T6942] get_compat_msghdr+0x10c/0x280 [ 461.907615][ T6942] ___sys_recvmsg+0x289/0xb40 [ 461.912455][ T6942] do_recvmmsg+0x7c9/0x1200 [ 461.917008][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 461.921843][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.928231][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 461.933406][ T6942] do_fast_syscall_32+0x33/0x70 [ 461.938303][ T6942] do_SYSENTER_32+0x1b/0x20 [ 461.943011][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 461.949479][ T6942] [ 461.951897][ T6942] Uninit was stored to memory at: [ 461.956991][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 461.962345][ T6942] get_compat_msghdr+0x10c/0x280 [ 461.967353][ T6942] ___sys_recvmsg+0x289/0xb40 [ 461.972219][ T6942] do_recvmmsg+0x7c9/0x1200 [ 461.976773][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 461.981500][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 461.988035][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 461.993199][ T6942] do_fast_syscall_32+0x33/0x70 [ 461.998099][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.002799][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.009177][ T6942] [ 462.011507][ T6942] Uninit was stored to memory at: [ 462.016756][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.022010][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.026997][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.031890][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.036448][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.041172][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.047726][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.052901][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.057802][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.062501][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.068977][ T6942] [ 462.071306][ T6942] Uninit was stored to memory at: [ 462.076548][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.081807][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.086794][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.091521][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.096230][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.100962][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.107504][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.112667][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.117568][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.122251][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.128629][ T6942] [ 462.131046][ T6942] Uninit was stored to memory at: [ 462.136295][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.141455][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.146588][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.151316][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.156030][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.160782][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.167329][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.172494][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.177391][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.182073][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.188450][ T6942] [ 462.190780][ T6942] Uninit was stored to memory at: [ 462.196011][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.201169][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.206306][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.211034][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.215776][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.220502][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.227043][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.232202][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.237108][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.241657][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.248197][ T6942] [ 462.250525][ T6942] Uninit was stored to memory at: [ 462.255761][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.260913][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.265980][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.270705][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.275430][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.280152][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.286626][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.291699][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.296677][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.301226][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.307694][ T6942] [ 462.310042][ T6942] Local variable msg_sys created at: [ 462.315414][ T6942] do_recvmmsg+0xc9/0x1200 [ 462.319876][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.476942][ T6942] not chained 1720000 origins [ 462.481664][ T6942] CPU: 1 PID: 6942 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 462.491778][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.501863][ T6942] Call Trace: [ 462.505163][ T6942] [ 462.508114][ T6942] dump_stack_lvl+0x200/0x28c [ 462.512845][ T6942] dump_stack+0x29/0x2c [ 462.517051][ T6942] kmsan_internal_chain_origin+0x78/0x120 [ 462.522828][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 462.528959][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 462.534122][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 462.539988][ T6942] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 462.545588][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 462.550757][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 462.556624][ T6942] ? should_fail+0x79/0x9c0 [ 462.561161][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 462.566319][ T6942] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 462.572609][ T6942] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 462.578740][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 462.583909][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 462.589773][ T6942] __msan_chain_origin+0xbd/0x140 [ 462.594852][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.600037][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.605035][ T6942] ? do_recvmmsg+0x7c9/0x1200 [ 462.609783][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.614520][ T6942] ? __schedule+0x176c/0x21c0 [ 462.619253][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 462.624418][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 462.630281][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 462.635441][ T6942] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 462.641315][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.645873][ T6942] ? filter_irq_stacks+0xb9/0x230 [ 462.650963][ T6942] ? kmsan_get_metadata+0x33/0x220 [ 462.656137][ T6942] ? __sys_recvmmsg+0xb9/0x6f0 [ 462.660951][ T6942] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.667513][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.672258][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.678656][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.683734][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.688633][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.693194][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.699573][ T6942] RIP: 0023:0xf7f39549 [ 462.703660][ T6942] 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 [ 462.723312][ T6942] RSP: 002b:00000000f7f135cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 462.731770][ T6942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 462.739776][ T6942] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 462.747773][ T6942] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 462.755792][ T6942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 462.763805][ T6942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 462.771818][ T6942] [ 462.780410][ T6942] Uninit was stored to memory at: [ 462.786472][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.791632][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.796722][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.801453][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.806169][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.810897][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.817382][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.822540][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.827435][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.832067][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.838447][ T6942] [ 462.840778][ T6942] Uninit was stored to memory at: [ 462.845962][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.851118][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.856199][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.860926][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.865568][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.870292][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.876785][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.881952][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.886851][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.891388][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.897872][ T6942] [ 462.900204][ T6942] Uninit was stored to memory at: [ 462.905501][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.910664][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.915826][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.920557][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.925282][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.930016][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.936578][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 462.941660][ T6942] do_fast_syscall_32+0x33/0x70 [ 462.946736][ T6942] do_SYSENTER_32+0x1b/0x20 [ 462.951290][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 462.957855][ T6942] [ 462.960214][ T6942] Uninit was stored to memory at: [ 462.965480][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 462.970646][ T6942] get_compat_msghdr+0x10c/0x280 [ 462.975798][ T6942] ___sys_recvmsg+0x289/0xb40 [ 462.980537][ T6942] do_recvmmsg+0x7c9/0x1200 [ 462.985283][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 462.990457][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 462.997019][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 463.002240][ T6942] do_fast_syscall_32+0x33/0x70 [ 463.007150][ T6942] do_SYSENTER_32+0x1b/0x20 [ 463.011897][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.018277][ T6942] [ 463.020610][ T6942] Uninit was stored to memory at: [ 463.025871][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 463.031032][ T6942] get_compat_msghdr+0x10c/0x280 [ 463.036177][ T6942] ___sys_recvmsg+0x289/0xb40 [ 463.040907][ T6942] do_recvmmsg+0x7c9/0x1200 [ 463.045636][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 463.050550][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.057109][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 463.062286][ T6942] do_fast_syscall_32+0x33/0x70 [ 463.067183][ T6942] do_SYSENTER_32+0x1b/0x20 [ 463.072227][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.078609][ T6942] [ 463.080940][ T6942] Uninit was stored to memory at: [ 463.086204][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 463.091402][ T6942] get_compat_msghdr+0x10c/0x280 [ 463.096573][ T6942] ___sys_recvmsg+0x289/0xb40 [ 463.101308][ T6942] do_recvmmsg+0x7c9/0x1200 [ 463.106043][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 463.110780][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.117389][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 463.122594][ T6942] do_fast_syscall_32+0x33/0x70 [ 463.127504][ T6942] do_SYSENTER_32+0x1b/0x20 [ 463.132195][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.138583][ T6942] [ 463.140933][ T6942] Uninit was stored to memory at: [ 463.146217][ T6942] __get_compat_msghdr+0x6ea/0x9e0 [ 463.151476][ T6942] get_compat_msghdr+0x10c/0x280 [ 463.156673][ T6942] ___sys_recvmsg+0x289/0xb40 [ 463.161433][ T6942] do_recvmmsg+0x7c9/0x1200 [ 463.166174][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 463.167579][ T6972] not chained 1730000 origins [ 463.170911][ T6942] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.175868][ T6972] CPU: 0 PID: 6972 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 463.182195][ T6942] __do_fast_syscall_32+0x95/0xf0 [ 463.192157][ T6972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 463.192192][ T6972] Call Trace: [ 463.192209][ T6972] [ 463.192225][ T6972] dump_stack_lvl+0x200/0x28c [ 463.197258][ T6942] do_fast_syscall_32+0x33/0x70 [ 463.207317][ T6972] dump_stack+0x29/0x2c [ 463.207368][ T6972] kmsan_internal_chain_origin+0x78/0x120 [ 463.210706][ T6942] do_SYSENTER_32+0x1b/0x20 [ 463.213634][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 463.213702][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 463.213762][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 463.218504][ T6942] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.223351][ T6972] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 463.223414][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 463.227567][ T6942] [ 463.227577][ T6942] Local variable msg_sys created at: [ 463.233274][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 463.233344][ T6972] ? should_fail+0x79/0x9c0 [ 463.233390][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 463.237878][ T6942] do_recvmmsg+0xc9/0x1200 [ 463.244019][ T6972] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 463.244088][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 463.249200][ T6942] __sys_recvmmsg+0x520/0x6f0 [ 463.255088][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 463.255151][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 463.327653][ T6972] __msan_chain_origin+0xbd/0x140 [ 463.333534][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.338724][ T6972] get_compat_msghdr+0x10c/0x280 [ 463.343755][ T6972] ? do_recvmmsg+0x7c9/0x1200 [ 463.348578][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.353317][ T6972] ? __schedule+0x176c/0x21c0 [ 463.358083][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 463.363354][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 463.369222][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 463.374422][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 463.380305][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.384863][ T6972] ? filter_irq_stacks+0xb9/0x230 [ 463.389962][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 463.395138][ T6972] ? __sys_recvmmsg+0xb9/0x6f0 [ 463.399960][ T6972] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.406628][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.411388][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.417790][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.422894][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.427794][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.432346][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.438726][ T6972] RIP: 0023:0xf7f77549 [ 463.442820][ T6972] 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 [ 463.462471][ T6972] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 463.470925][ T6972] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 463.478927][ T6972] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 463.487010][ T6972] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 463.495003][ T6972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 463.502996][ T6972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 463.511013][ T6972] [ 463.516204][ T6972] Uninit was stored to memory at: [ 463.521309][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.528583][ T6972] get_compat_msghdr+0x10c/0x280 23:19:01 executing program 3: r0 = socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(r0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)=[{0x18, 0x110, 0xd, "dc"}], 0x18}, 0x0) [ 463.533953][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.538692][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.543373][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.548101][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.554621][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.559700][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.564735][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.569316][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.575833][ T6972] [ 463.578173][ T6972] Uninit was stored to memory at: 23:19:01 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x9, 0x3c, 0x9, 0x1, 0x102}, 0x48) bpf$BPF_GET_MAP_INFO(0x4, &(0x7f0000000000)={r0, 0xfffffffffffffee1, &(0x7f0000000040)}, 0x10) 23:19:01 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x9, 0x3c, 0x9, 0x1, 0x102}, 0x48) bpf$BPF_GET_MAP_INFO(0x4, &(0x7f0000000000)={r0, 0xfffffffffffffee1, &(0x7f0000000040)}, 0x10) 23:19:01 executing program 0: r0 = socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(r0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)=[{0x18, 0x110, 0xd, "dc"}], 0x18}, 0x0) 23:19:01 executing program 4: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) [ 463.583363][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.588527][ T6972] get_compat_msghdr+0x10c/0x280 [ 463.593670][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.598627][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.603339][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.608102][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.614638][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.619715][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.624749][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.629362][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.635878][ T6972] [ 463.638236][ T6972] Uninit was stored to memory at: [ 463.643442][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.648601][ T6972] get_compat_msghdr+0x10c/0x280 [ 463.653723][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.658459][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.663122][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.667864][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.674396][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.679489][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.684532][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.689083][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.695609][ T6972] [ 463.697957][ T6972] Uninit was stored to memory at: [ 463.703206][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.708373][ T6972] get_compat_msghdr+0x10c/0x280 [ 463.713496][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.718236][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.722918][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.727661][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.734287][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.739367][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.744460][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.749008][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.755583][ T6972] [ 463.757925][ T6972] Uninit was stored to memory at: [ 463.763200][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.768372][ T6972] get_compat_msghdr+0x10c/0x280 [ 463.773573][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.778426][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.783177][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.787908][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.794431][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.799510][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.804598][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.809158][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.815730][ T6972] [ 463.818072][ T6972] Uninit was stored to memory at: [ 463.823365][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.828530][ T6972] get_compat_msghdr+0x10c/0x280 [ 463.833705][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.838447][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.843201][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.847939][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.854698][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.859775][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.864872][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.869486][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 463.876057][ T6972] [ 463.878413][ T6972] Uninit was stored to memory at: [ 463.883701][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 463.888871][ T6972] get_compat_msghdr+0x10c/0x280 [ 463.894069][ T6972] ___sys_recvmsg+0x289/0xb40 [ 463.898825][ T6972] do_recvmmsg+0x7c9/0x1200 [ 463.903558][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 463.908301][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 463.914886][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 463.919984][ T6972] do_fast_syscall_32+0x33/0x70 [ 463.925088][ T6972] do_SYSENTER_32+0x1b/0x20 [ 463.929668][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c 23:19:02 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x9, 0x3c, 0x9, 0x1, 0x102}, 0x48) bpf$BPF_GET_MAP_INFO(0x4, &(0x7f0000000000)={r0, 0xfffffffffffffee1, &(0x7f0000000040)}, 0x10) [ 463.936232][ T6972] [ 463.938574][ T6972] Local variable msg_sys created at: [ 463.944002][ T6972] do_recvmmsg+0xc9/0x1200 [ 463.948498][ T6972] __sys_recvmmsg+0x520/0x6f0 23:19:02 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x9, 0x3c, 0x9, 0x1, 0x102}, 0x48) bpf$BPF_GET_MAP_INFO(0x4, &(0x7f0000000000)={r0, 0xfffffffffffffee1, &(0x7f0000000040)}, 0x10) 23:19:02 executing program 0: r0 = socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(r0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)=[{0x18, 0x110, 0xd, "dc"}], 0x18}, 0x0) 23:19:02 executing program 4: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:02 executing program 3: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) [ 464.922758][ T6972] not chained 1740000 origins [ 464.927498][ T6972] CPU: 1 PID: 6972 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 464.937616][ T6972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.947783][ T6972] Call Trace: [ 464.951076][ T6972] [ 464.954050][ T6972] dump_stack_lvl+0x200/0x28c [ 464.958785][ T6972] dump_stack+0x29/0x2c [ 464.962980][ T6972] kmsan_internal_chain_origin+0x78/0x120 [ 464.968845][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 464.974966][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 464.980126][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 464.985993][ T6972] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 464.991589][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 464.996752][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 465.002616][ T6972] ? should_fail+0x79/0x9c0 [ 465.007154][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 465.012325][ T6972] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 465.018620][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 465.024741][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 465.029899][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 465.035758][ T6972] __msan_chain_origin+0xbd/0x140 [ 465.040834][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.046011][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.051000][ T6972] ? do_recvmmsg+0x7c9/0x1200 [ 465.055727][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.060495][ T6972] ? __schedule+0x176c/0x21c0 [ 465.065222][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 465.070386][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 465.076246][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 465.081402][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 465.087262][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.091820][ T6972] ? filter_irq_stacks+0xb9/0x230 [ 465.096907][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 465.102073][ T6972] ? __sys_recvmmsg+0xb9/0x6f0 [ 465.106889][ T6972] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.113452][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.118196][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.124586][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.129660][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.134557][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.139098][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.145483][ T6972] RIP: 0023:0xf7f77549 [ 465.149570][ T6972] 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 [ 465.169219][ T6972] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 465.178195][ T6972] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 465.186282][ T6972] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 465.194281][ T6972] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 465.202280][ T6972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 465.210275][ T6972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 465.218285][ T6972] [ 465.225629][ T6972] Uninit was stored to memory at: [ 465.230740][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.236549][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.241549][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.246388][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.250947][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.255777][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.262354][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.267453][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.272451][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.277002][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.283481][ T6972] [ 465.285817][ T6972] Uninit was stored to memory at: [ 465.290908][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.296165][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.301153][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.305983][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.310888][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.315724][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.322243][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.327324][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.332316][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.336867][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.343341][ T6972] [ 465.345677][ T6972] Uninit was stored to memory at: [ 465.350769][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.356097][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.361097][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.365937][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.370497][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.375340][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.381854][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.386941][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.392046][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.396609][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.403125][ T6972] [ 465.405460][ T6972] Uninit was stored to memory at: [ 465.410559][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.415889][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.420884][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.425733][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.430295][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.435214][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.441639][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.446876][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.451969][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.456538][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.463218][ T6972] [ 465.465572][ T6972] Uninit was stored to memory at: [ 465.470666][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.476020][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.481047][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.485946][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.490505][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.495419][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.501913][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.506994][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.512044][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.516610][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.523162][ T6972] [ 465.525509][ T6972] Uninit was stored to memory at: [ 465.530607][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.536265][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.541285][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.546189][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.550743][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.555647][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.562141][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.567223][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.572283][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.576844][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.583403][ T6972] [ 465.585743][ T6972] Uninit was stored to memory at: [ 465.590837][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 465.596169][ T6972] get_compat_msghdr+0x10c/0x280 [ 465.601170][ T6972] ___sys_recvmsg+0x289/0xb40 [ 465.606074][ T6972] do_recvmmsg+0x7c9/0x1200 [ 465.610651][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 465.615559][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 465.622038][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 465.627122][ T6972] do_fast_syscall_32+0x33/0x70 [ 465.632192][ T6972] do_SYSENTER_32+0x1b/0x20 [ 465.636736][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 465.643288][ T6972] [ 465.645624][ T6972] Local variable msg_sys created at: [ 465.650911][ T6972] do_recvmmsg+0xc9/0x1200 [ 465.655547][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.226477][ T6972] not chained 1750000 origins [ 466.231198][ T6972] CPU: 0 PID: 6972 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 466.241280][ T6972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.251344][ T6972] Call Trace: [ 466.254622][ T6972] [ 466.257555][ T6972] dump_stack_lvl+0x200/0x28c [ 466.262261][ T6972] dump_stack+0x29/0x2c [ 466.266434][ T6972] kmsan_internal_chain_origin+0x78/0x120 [ 466.272188][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 466.278311][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 466.283561][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 466.289413][ T6972] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 466.295057][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 466.300203][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 466.306042][ T6972] ? should_fail+0x79/0x9c0 [ 466.310557][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 466.315696][ T6972] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 466.321992][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 466.328114][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 466.333273][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 466.339110][ T6972] __msan_chain_origin+0xbd/0x140 [ 466.344161][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.349588][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.354559][ T6972] ? do_recvmmsg+0x7c9/0x1200 [ 466.359262][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.364104][ T6972] ? __schedule+0x176c/0x21c0 [ 466.368820][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 466.373972][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 466.379849][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 466.385160][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 466.391038][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.395604][ T6972] ? filter_irq_stacks+0xb9/0x230 [ 466.400726][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 466.405889][ T6972] ? __sys_recvmmsg+0xb9/0x6f0 [ 466.410701][ T6972] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.417247][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.421975][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.428374][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.433455][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.438329][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.442854][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.449210][ T6972] RIP: 0023:0xf7f77549 [ 466.453307][ T6972] 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 [ 466.472936][ T6972] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 466.481388][ T6972] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 466.489372][ T6972] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 466.497356][ T6972] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 466.505364][ T6972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 466.513343][ T6972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 466.521510][ T6972] [ 466.527067][ T6972] Uninit was stored to memory at: [ 466.532641][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.537806][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.542929][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.547664][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.552358][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.557089][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.563714][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.568788][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.573818][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.578366][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.584973][ T6972] [ 466.587311][ T6972] Uninit was stored to memory at: [ 466.592512][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.597689][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.602902][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.607637][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.612407][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.617138][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.623711][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.628791][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.633870][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.638422][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.644978][ T6972] [ 466.647311][ T6972] Uninit was stored to memory at: [ 466.652501][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.657658][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.662800][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.667532][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.672274][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.677001][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.683558][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.688629][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.693694][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.698241][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.704805][ T6972] [ 466.707137][ T6972] Uninit was stored to memory at: [ 466.712380][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.717539][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.722692][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.727418][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.732118][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.736880][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.743434][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.748503][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.753563][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.758107][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.764653][ T6972] [ 466.766987][ T6972] Uninit was stored to memory at: [ 466.772238][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.777396][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.782544][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.787269][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.791984][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.796716][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.803278][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.808352][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.813418][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.817992][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.824540][ T6972] [ 466.826876][ T6972] Uninit was stored to memory at: [ 466.832113][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.837274][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.842470][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.847201][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.851917][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.856658][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.863194][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.868268][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.873342][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.877887][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.884438][ T6972] [ 466.886772][ T6972] Uninit was stored to memory at: [ 466.892037][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 466.897195][ T6972] get_compat_msghdr+0x10c/0x280 [ 466.902325][ T6972] ___sys_recvmsg+0x289/0xb40 [ 466.907060][ T6972] do_recvmmsg+0x7c9/0x1200 [ 466.911613][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 466.916531][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 466.923018][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 466.928090][ T6972] do_fast_syscall_32+0x33/0x70 [ 466.933144][ T6972] do_SYSENTER_32+0x1b/0x20 [ 466.937688][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 466.944236][ T6972] [ 466.946573][ T6972] Local variable msg_sys created at: [ 466.952004][ T6972] do_recvmmsg+0xc9/0x1200 [ 466.956472][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.173273][ T6972] not chained 1760000 origins [ 467.178007][ T6972] CPU: 1 PID: 6972 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 467.188111][ T6972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.198195][ T6972] Call Trace: [ 467.201491][ T6972] [ 467.204464][ T6972] dump_stack_lvl+0x200/0x28c [ 467.209179][ T6972] dump_stack+0x29/0x2c [ 467.213373][ T6972] kmsan_internal_chain_origin+0x78/0x120 [ 467.219151][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 467.225249][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 467.230388][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 467.236237][ T6972] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 467.241839][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 467.247017][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 467.252862][ T6972] ? should_fail+0x79/0x9c0 [ 467.257403][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 467.262736][ T6972] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 467.269071][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 467.275219][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 467.280378][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 467.286280][ T6972] __msan_chain_origin+0xbd/0x140 [ 467.291333][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.296520][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.301508][ T6972] ? do_recvmmsg+0x7c9/0x1200 [ 467.306242][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.311068][ T6972] ? __schedule+0x176c/0x21c0 [ 467.315798][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 467.321077][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 467.326921][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 467.332171][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 467.338037][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.342575][ T6972] ? filter_irq_stacks+0xb9/0x230 [ 467.348020][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 467.353195][ T6972] ? __sys_recvmmsg+0xb9/0x6f0 [ 467.357992][ T6972] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.364532][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.369291][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.375670][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.380738][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.385634][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.390207][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.396568][ T6972] RIP: 0023:0xf7f77549 [ 467.400755][ T6972] 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 [ 467.420395][ T6972] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 467.428852][ T6972] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 467.436849][ T6972] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 467.444901][ T6972] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 467.452903][ T6972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 467.460899][ T6972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 467.468893][ T6972] [ 467.475816][ T6972] Uninit was stored to memory at: [ 467.481491][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.486758][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.491841][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.496598][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.501155][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.505989][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.512469][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.517562][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.522545][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.527088][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.533586][ T6972] [ 467.535919][ T6972] Uninit was stored to memory at: [ 467.540986][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.546293][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.551282][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.556108][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.560690][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.565586][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.572074][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.577148][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.582182][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.586738][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.593289][ T6972] [ 467.595625][ T6972] Uninit was stored to memory at: [ 467.600733][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.606075][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.611065][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.615893][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.620453][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.625356][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.631842][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.636922][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.641951][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.646504][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.653047][ T6972] [ 467.655383][ T6972] Uninit was stored to memory at: [ 467.660459][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.665757][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.670744][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.675652][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.680224][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.685099][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.691497][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.696665][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.701563][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.706298][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.712768][ T6972] [ 467.715100][ T6972] Uninit was stored to memory at: [ 467.720191][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.725488][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.730500][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.735369][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.739921][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.744785][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.751171][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.756364][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.761258][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.765897][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.772427][ T6972] [ 467.774760][ T6972] Uninit was stored to memory at: [ 467.779836][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.785088][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.790098][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.794958][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.799522][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.804391][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.810805][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.816016][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.820914][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.825609][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.832089][ T6972] [ 467.834425][ T6972] Uninit was stored to memory at: [ 467.839628][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 467.844948][ T6972] get_compat_msghdr+0x10c/0x280 [ 467.849946][ T6972] ___sys_recvmsg+0x289/0xb40 [ 467.854811][ T6972] do_recvmmsg+0x7c9/0x1200 [ 467.859366][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 467.864248][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 467.870634][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 467.875797][ T6972] do_fast_syscall_32+0x33/0x70 [ 467.880699][ T6972] do_SYSENTER_32+0x1b/0x20 [ 467.885386][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 467.891857][ T6972] [ 467.894193][ T6972] Local variable msg_sys created at: [ 467.899481][ T6972] do_recvmmsg+0xc9/0x1200 [ 467.904076][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.149321][ T6972] not chained 1770000 origins [ 468.154135][ T6972] CPU: 1 PID: 6972 Comm: syz-executor.2 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 468.164254][ T6972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.174334][ T6972] Call Trace: [ 468.177699][ T6972] [ 468.180627][ T6972] dump_stack_lvl+0x200/0x28c [ 468.185337][ T6972] dump_stack+0x29/0x2c [ 468.189525][ T6972] kmsan_internal_chain_origin+0x78/0x120 [ 468.195278][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 468.201398][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 468.206555][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 468.212426][ T6972] ? __unix_dgram_recvmsg+0x19b9/0x1b80 [ 468.218108][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 468.223256][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 468.229117][ T6972] ? should_fail+0x79/0x9c0 [ 468.233643][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 468.238800][ T6972] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 468.245081][ T6972] ? kmsan_internal_unpoison_memory+0x10/0x20 [ 468.251218][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 468.256357][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 468.262195][ T6972] __msan_chain_origin+0xbd/0x140 [ 468.267267][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.272448][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.277448][ T6972] ? do_recvmmsg+0x7c9/0x1200 [ 468.282163][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.286919][ T6972] ? __schedule+0x176c/0x21c0 [ 468.291650][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 468.296803][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 468.302651][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 468.307811][ T6972] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 468.313673][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.318228][ T6972] ? filter_irq_stacks+0xb9/0x230 [ 468.323299][ T6972] ? kmsan_get_metadata+0x33/0x220 [ 468.328465][ T6972] ? __sys_recvmmsg+0xb9/0x6f0 [ 468.333263][ T6972] ? __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.339831][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.344572][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.350955][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.356027][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.360941][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.365464][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.371820][ T6972] RIP: 0023:0xf7f77549 [ 468.375909][ T6972] 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 [ 468.395560][ T6972] RSP: 002b:00000000f7f515cc EFLAGS: 00000296 ORIG_RAX: 0000000000000151 [ 468.404023][ T6972] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 [ 468.412130][ T6972] RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000 [ 468.420143][ T6972] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 468.428151][ T6972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 468.436167][ T6972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 468.444173][ T6972] [ 468.451597][ T6972] Uninit was stored to memory at: [ 468.457372][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.462729][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.467715][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.472536][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.477093][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.481968][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.488353][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.493572][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.498467][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.503152][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.509534][ T6972] [ 468.512006][ T6972] Uninit was stored to memory at: [ 468.517085][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.522373][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.527358][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.532193][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.536750][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.541495][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.547997][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.553228][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.558128][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.562788][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.569166][ T6972] [ 468.571484][ T6972] Uninit was stored to memory at: [ 468.576715][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.581974][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.586944][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.591969][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.596531][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.601257][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.607754][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.612975][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.617872][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.622540][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.628916][ T6972] [ 468.631232][ T6972] Uninit was stored to memory at: [ 468.636472][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.641631][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.646783][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.651509][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.656174][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.660907][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.667424][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.672581][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.677473][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.682131][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.688512][ T6972] [ 468.690841][ T6972] Uninit was stored to memory at: [ 468.696027][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.701185][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.706310][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.711160][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.715830][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.720572][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.727091][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.732255][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.737155][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.741682][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.748183][ T6972] [ 468.750511][ T6972] Uninit was stored to memory at: [ 468.755688][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.760840][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.765934][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.770657][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.775345][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.780089][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.786561][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.791630][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.796656][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.801217][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.807703][ T6972] [ 468.810035][ T6972] Uninit was stored to memory at: [ 468.815266][ T6972] __get_compat_msghdr+0x6ea/0x9e0 [ 468.820438][ T6972] get_compat_msghdr+0x10c/0x280 [ 468.825513][ T6972] ___sys_recvmsg+0x289/0xb40 [ 468.830244][ T6972] do_recvmmsg+0x7c9/0x1200 [ 468.834925][ T6972] __sys_recvmmsg+0x520/0x6f0 [ 468.839648][ T6972] __ia32_compat_sys_recvmmsg_time32+0x16b/0x1d0 [ 468.846124][ T6972] __do_fast_syscall_32+0x95/0xf0 [ 468.851206][ T6972] do_fast_syscall_32+0x33/0x70 [ 468.856250][ T6972] do_SYSENTER_32+0x1b/0x20 [ 468.860796][ T6972] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 468.867333][ T6972] [ 468.869666][ T6972] Local variable msg_sys created at: [ 468.875069][ T6972] do_recvmmsg+0xc9/0x1200 [ 468.879552][ T6972] __sys_recvmmsg+0x520/0x6f0 23:19:07 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x9, 0x3c, 0x9, 0x1, 0x102}, 0x48) bpf$BPF_GET_MAP_INFO(0x4, &(0x7f0000000000)={r0, 0xfffffffffffffee1, &(0x7f0000000040)}, 0x10) 23:19:07 executing program 5: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 3: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 0: r0 = socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(r0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)=[{0x18, 0x110, 0xd, "dc"}], 0x18}, 0x0) 23:19:07 executing program 4: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 2: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 0: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, 0x0, 0x0) 23:19:07 executing program 1: socket(0x1d, 0x2, 0x6) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x10}, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket$inet6(0xa, 0x6, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd=r3}, 0x9) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@can, 0x80, 0x0, 0x13}}], 0x1, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 23:19:07 executing program 4: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 3: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 5: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 2: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:07 executing program 0: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, 0x0, 0x0) 23:19:08 executing program 5: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:08 executing program 4: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, 0x0, 0x0) 23:19:08 executing program 3: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) io_setup(0x4, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}]) 23:19:08 executing program 2: r0 = fsopen(&(0x7f0000000100)='fuseblk\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='source', &(0x7f0000000080)='source', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000180)='source', &(0x7f00000001c0)='6:$)-.\x00', 0x0) read(r0, 0x0, 0x0) 23:19:08 executing program 0: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, 0x0, 0x0) 23:19:08 executing program 5: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000083c0)="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761e1b2f47bc2d6ccd256865645a3cf58c86f712118d6f00a28623be41dc8416e7204d8dc8bcc3f5090bc621571b119ff4bfc480333fdff2c23ae0993acb382d1645a923723dd07b9d7e0d49ee863a457dda07822a34210e6d6d41007af3de732c9fb3206e05ea41ff7d68515597fbefb5b089f2cf388de810fae2ebbe63fd00d8d7831986f5e853f723c40a9b22fcd179a456b250679986cc5dc73da2e67e2d88ef73dcb5f359beba9cb092445b28386b7540c49dfd8efbd07b76c3f51bad929092037808ef20fbe5ab6360e5e2cbce989ee05e34bdcd4a8ebab6dee5d1262dd46227b51485d3a50665d3447b71ec262c3d3c65d4858e379d285389f77be9419ccad299898b9452db381a79b8bc7efef80f17f15992f3202b7275587566ffa65e63226a861080e5da96f9196e123e355c76e450eff270e3dc4a9c4c17e9da77a758f1a371229cead145d52225b1ea5a9cc09a1c0c4a37021b191a5d2ecad0ef8757bdb3b9abc63ebe88a5fade97a935bac561a8fc2a6f4dca423c7e4e3973a5184233c195fafc08a708177d3eed3e2925684258b82622c44f08a13f89ea0e42d95260de3b47b3051e77daf3f5e02a56a3a2fe865e19b7e7824424935e55fdfa77cf598593fdae74d9bc1491c30f82b77553eab3531d876885034ea2a21eb5ed8b1e279c9a71d393f2915638d8c85c47f240ca3714f353d14e8d4005f4d46c0314f380f8ebaa8a350df326d01949cbf84eca8ab4f6ad57bd4eda7992978f2bf224cf886df6f749785443a537c15a2e381a067c6276d89e12cb1ebbfe1fc267dfd11c4f5b518f45e4704f6caa5756c761544a47300e45bb930cf1c6b8e2458e5068a7ffe1d839a6f427738e8ea75bc05d667e79cf3118ac68c4d236f7d752be806608532a55c01f6859806393896fc96864ecd2670165edce4397a14238670a547ede8bb4869891b0424c528fb5b42f7c2cd0e48b026c4620725f8845f7d45356e656c35c8c485ba764fa958a3b4a45a3aaf1c218ce21d5cf6fcc97c305b0106b9ef87d71b94b717e9c490dd9c5aef02f91d1d077f42408aff1c9def92f56e5d537762d703a6eb21e7e0f1f84611d1cc78865c81ee66a965ab084c71bebc6dc5c9a424283a417a94d68b23b5f85635db481152dbd1bc431c8230b129b08e778029a31bb90e84a7d94789e53277ffbe8940d1d8213e0dfc6d30cd3d954263098643c26e3d0bb92a886cb177b7f656144766f70a94984db59d276acdbf3f597021ec088e90fdfc20e870fbdfba50a15980b075a59332cc6a3ebb2e5dc8b7d63e770c156804389ae50cf1418b9d6f422b1a72508fa97febd9abcd96c99714a8693b6d3da94ae26d8ab04a9285a56ed911a0e1c580fcf76fb8625f9a168e3b3beff6df5dec35813ba3a7cc77739c6a043d935c3d1512597dc0fb0873d7887c3c3e1c981f2b00bcfb7391727dccdc4d959ad998835fc8b99e256446292a26dea5f078496d1eb6c1c94ef7006d5268a1b7e8e41a084f595a12b802e40a754ed7e3b40d8d2b8a1b83eff6834698943eb63553f7a436478c0944c2bcc21b8a4480bdc0f0d879e066dce6b14c4d623a3e29de238d73ec6ebda7e135ff75144ba030e81637935e7eea040ce43be162bd49d4e23df1c154cfb5fd86dd4c995bbbc0b6771e5692746a5aac272ab243b1f9023d244d53bcb08869e8935316db0dad1ac1c82831a5f14ead2c1a5b1c22057eb30cd1ae40a354da9d5b6d3316fe6e01031b99c1170166f72558f8653efb65d34f2438d27544ac835d4ce01787e1478c9723dba9848144f95d7be398c51fcd9cd3e4bf3401eaa767db26805d7ab66a012b5a93ca093f04b8288c3f599bb3ef82cddb82002a27658fab99df2545f4cae982c4a3bda1d4a1e06aed112aa1c674e812a8c6e6ad2aaa320a5dc379f5a0e38726332593a76e060e4b33f466a99cb314d055518a387635fbcfcd864c5d549ad3f9fa97a4ed329714a8ff22750b8a99ca43f765c45f48e53a50a64729676b928b6dd84b626695dc0dde3aa56025d67f8e32bf75005f276b96a968a8945a7f80473b6647aa90162aee9422131cc0c752c5a371d60f8f29af86e7fae1b78286f0c4be0d7df29a4931e5d79a7c55a412dd2851a4741a728ca7fa2af2c337216c582e8a2562afde8bacb0bcf732ec08c96ce4fcda4ef51bd511ed7849548e655be864b17c4efaa13e94f14a49b031a70c3c0f6f046b33accebf01af9745a1b835ca7ebd09ca78df88149a11e73c87f2bd68675486023619dfe9b339e7ae0c32159efd644fe7e37ecc55aaee05d054eb726cc0d5bbcefe2b2acecfc7ea5858acd3c6daf27646c9d3a695ebbc991b7e4ccaa60375b0e27cbef581f06fbab724591500e7a126ab72518ad301be3f9dcb6fffffd142a32c42069ddd691623fc61224061c30ff08065d9d808d1728f19f4e2bdbabe711a89d51d7d84e89675581292d413f3f58b870da3eea89a8af3df1d98e4433a98a04a6eb4ef19e6e35e77c9ef00cd9ddec9c3cbace6f702a6511d767ad2655b6cae72b66b8e141599504a48c8167687a6c402809a0d24be1993a470b16ad99b71822a8f9df519314db77cc72f150e3f2a08c6833513c6e459a8fd839c1e091aa2f6db40bc8c0c71e6f1fec4683949ff8a2f3087b85dd8472e1d7f732cffb171e22383e8cd263431d16f624b0b5574981a6886d83d30e2f65b0643f40b9c5594b6757671f1383540849cbe617217b329c7186d835060d6ecde80e559ebcefd1390670c589dfcbcdd5e81b9926c528726056736d3b10dab289c0b89a6fed6553219607ab8dc0ed4d89ff9db77497c90b3b808be7607b5912ce7b8ea639d2c9e56ea5a4fe7568828f840d11c47882b70b112e402b10491fdf72188be9c9f6e8e005d53c922f3187da06a4ee678f6fa1aa1c1b35903cc957da838ac6c0b0f1bdb19f87cd391a94a930bb9fb4a27f7a12f98a9ee75c5d8cfdbf0cbca0d21d90c3e60e49f223910dc0df0d71ddf1eeff44c933f05a5b9cb693cc86818de078dd51e45dad9244c5cc94a519083abe5ce146462ee301e242761187e7a82a009584765e49d869c32a7fc31928ea0a8fb2ad61a139d80ed55f905d34627c123b11eda7e07afc94f86633a130fd38c8d176e89cc6263774a8b25f3a7abe22fd6a405d8125ce2d46662fd7fdc7312f563367ac5b147a85f2a4d5e71fa9071bb772841f08006639b857d6c89a600e79fdc44799d14407d96cda1712a89e737de9d8b4688fcb3543e27094ee1fb131b1eeae0dd01329df0ddb9a3fbfbeaef308443c835b0b98bbc4a887680507e131d90bfffdf230fd1a5808a777f51e41dfe9918e20c3adbc838f45d29b4f2b6be4e4393fd21a7aa1c29a76acf1f08deb442f4935af1554fb842b2bb1047df7fd618b361a61e035cc40adc59bf59818864e435f45c4fa8b0d5e518bfbb1a40936536f749d01f678790ed640ad1456ee18b3b8c23441a33f0bd0a78c0aae10677ba3826858beb68da0937e05007e33b81422c53ffb91620fbae85e65f18b25925781a457be1fa7a712dc568aca492e076387a55ea6fd2d05a67bc1ed01c8694b27e2c301ce940f519471ed01fd6dd42758481ccf9c71377b1a4a78aee6b9d2e07e868f17009deceaf011a8b12d817f909971ea5c5e9b632334bfe6a9595b2cfd489e80cfb8c45c66372947bc1902c127d66cb07f45c2b7e79fa2cf567e0ffa84a25ef1be0a10e7cecedac3ba561bbb1ead7470de0336bafa80770f3ca5de89da84902286c89550bf6116c9bb688a6c488b78385be71c1fa1d5540de6e0309ec8c415f2e5cebfe7e4059c35ade988af6315f2f441823dc5dc76c2f109d1aae535eb9a81baa123967c730c3af318c141ecfdfd3162e126009adb4e35b2cadd12e8c12c6d838cece7a83e9dfa30b867acad8a0fbbb4fd4295f5e0eb3619b53a0c47304d822511445ede4f8e7aa74ca225adbda4050e13ac4bffdc8106e578210f15249110fe46851e0d9141bf216135f45d9ea183e9576e2f02b91d580ee0f58f46c1b8d82db3fae677adbab29b8f406ac60454460353d7cc5ccc70d1af82e1ad2136506a84c6dfa3fbef690fa96d80a898f82038ca627290a2f412cd344f442b6c505f532edbe349d4d98e42996c659d28cd9ce46f1a2390e97b25bf51237d925d8a54842849e94d1cbc2d5ca55ed54ed0a8bda77116926d946794e2084928b40b580a3c3413acb867af01499dfbd238d07a1ad3b759c67891f09e37ec0796c93f5e79334bc4c16bdcdb7913c1a862e59927048ba3488777e5068029f5f26c70e300e98458b6e3bb1f04b72bd33e1c1824fae90fb666c4836abee70a85556d099141301c5dbcca29fc834a961753abe92347f9d11c9fb894d8f5ffb7a0bc86d84bef42f942090f0531df0fa822481f0ce2ce67177f1ae0f09ce37fa7c453f88b92b8d7661497533950dea972cf0d6708f569532ff705fe4abe466817f6534061272f873749685f5d80c4acd3eac5ced4b4e", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:08 executing program 1: socket(0x1d, 0x2, 0x6) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x10}, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket$inet6(0xa, 0x6, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd=r3}, 0x9) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@can, 0x80, 0x0, 0x13}}], 0x1, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 23:19:08 executing program 2: r0 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x8802) write(r0, &(0x7f0000000000)="b63db80000f4060000cc826a0100008070ccd2877218cebc9b970e44c4ecbbd3dca4e22c9b1600960000", 0x2a) 23:19:08 executing program 4: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, 0x0, 0x0) 23:19:08 executing program 3: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) io_setup(0x4, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}]) 23:19:08 executing program 0: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, 0x0, 0x0) 23:19:08 executing program 2: r0 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x8802) write(r0, &(0x7f0000000000)="b63db80000f4060000cc826a0100008070ccd2877218cebc9b970e44c4ecbbd3dca4e22c9b1600960000", 0x2a) 23:19:08 executing program 4: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, 0x0, 0x0) 23:19:09 executing program 5: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000083c0)="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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:09 executing program 3: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) io_setup(0x4, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}]) 23:19:09 executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:09 executing program 2: r0 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x8802) write(r0, &(0x7f0000000000)="b63db80000f4060000cc826a0100008070ccd2877218cebc9b970e44c4ecbbd3dca4e22c9b1600960000", 0x2a) 23:19:09 executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000083c0)="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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 1: socket(0x1d, 0x2, 0x6) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x10}, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket$inet6(0xa, 0x6, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd=r3}, 0x9) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@can, 0x80, 0x0, 0x13}}], 0x1, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 23:19:10 executing program 3: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) io_setup(0x4, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}]) 23:19:10 executing program 5: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000083c0)="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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 2: r0 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x8802) write(r0, &(0x7f0000000000)="b63db80000f4060000cc826a0100008070ccd2877218cebc9b970e44c4ecbbd3dca4e22c9b1600960000", 0x2a) 23:19:10 executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000083c0)="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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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3ffb91620fbae85e65f18b25925781a457be1fa7a712dc568aca492e076387a55ea6fd2d05a67bc1ed01c8694b27e2c301ce940f519471ed01fd6dd42758481ccf9c71377b1a4a78aee6b9d2e07e868f17009deceaf011a8b12d817f909971ea5c5e9b632334bfe6a9595b2cfd489e80cfb8c45c66372947bc1902c127d66cb07f45c2b7e79fa2cf567e0ffa84a25ef1be0a10e7cecedac3ba561bbb1ead7470de0336bafa80770f3ca5de89da84902286c89550bf6116c9bb688a6c488b78385be71c1fa1d5540de6e0309ec8c415f2e5cebfe7e4059c35ade988af6315f2f441823dc5dc76c2f109d1aae535eb9a81baa123967c730c3af318c141ecfdfd3162e126009adb4e35b2cadd12e8c12c6d838cece7a83e9dfa30b867acad8a0fbbb4fd4295f5e0eb3619b53a0c47304d822511445ede4f8e7aa74ca225adbda4050e13ac4bffdc8106e578210f15249110fe46851e0d9141bf216135f45d9ea183e9576e2f02b91d580ee0f58f46c1b8d82db3fae677adbab29b8f406ac60454460353d7cc5ccc70d1af82e1ad2136506a84c6dfa3fbef690fa96d80a898f82038ca627290a2f412cd344f442b6c505f532edbe349d4d98e42996c659d28cd9ce46f1a2390e97b25bf51237d925d8a54842849e94d1cbc2d5ca55ed54ed0a8bda77116926d946794e2084928b40b580a3c3413acb867af01499dfbd238d07a1ad3b759c67891f09e37ec0796c93f5e79334bc4c16bdcdb7913c1a862e59927048ba3488777e5068029f5f26c70e300e98458b6e3bb1f04b72bd33e1c1824fae90fb666c4836abee70a85556d099141301c5dbcca29fc834a961753abe92347f9d11c9fb894d8f5ffb7a0bc86d84bef42f942090f0531df0fa822481f0ce2ce67177f1ae0f09ce37fa7c453f88b92b8d7661497533950dea972cf0d6708f569532ff705fe4abe466817f6534061272f873749685f5d80c4acd3eac5ced4b4e", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 5: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:10 executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:11 executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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3ffb91620fbae85e65f18b25925781a457be1fa7a712dc568aca492e076387a55ea6fd2d05a67bc1ed01c8694b27e2c301ce940f519471ed01fd6dd42758481ccf9c71377b1a4a78aee6b9d2e07e868f17009deceaf011a8b12d817f909971ea5c5e9b632334bfe6a9595b2cfd489e80cfb8c45c66372947bc1902c127d66cb07f45c2b7e79fa2cf567e0ffa84a25ef1be0a10e7cecedac3ba561bbb1ead7470de0336bafa80770f3ca5de89da84902286c89550bf6116c9bb688a6c488b78385be71c1fa1d5540de6e0309ec8c415f2e5cebfe7e4059c35ade988af6315f2f441823dc5dc76c2f109d1aae535eb9a81baa123967c730c3af318c141ecfdfd3162e126009adb4e35b2cadd12e8c12c6d838cece7a83e9dfa30b867acad8a0fbbb4fd4295f5e0eb3619b53a0c47304d822511445ede4f8e7aa74ca225adbda4050e13ac4bffdc8106e578210f15249110fe46851e0d9141bf216135f45d9ea183e9576e2f02b91d580ee0f58f46c1b8d82db3fae677adbab29b8f406ac60454460353d7cc5ccc70d1af82e1ad2136506a84c6dfa3fbef690fa96d80a898f82038ca627290a2f412cd344f442b6c505f532edbe349d4d98e42996c659d28cd9ce46f1a2390e97b25bf51237d925d8a54842849e94d1cbc2d5ca55ed54ed0a8bda77116926d946794e2084928b40b580a3c3413acb867af01499dfbd238d07a1ad3b759c67891f09e37ec0796c93f5e79334bc4c16bdcdb7913c1a862e59927048ba3488777e5068029f5f26c70e300e98458b6e3bb1f04b72bd33e1c1824fae90fb666c4836abee70a85556d099141301c5dbcca29fc834a961753abe92347f9d11c9fb894d8f5ffb7a0bc86d84bef42f942090f0531df0fa822481f0ce2ce67177f1ae0f09ce37fa7c453f88b92b8d7661497533950dea972cf0d6708f569532ff705fe4abe466817f6534061272f873749685f5d80c4acd3eac5ced4b4e", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:11 executing program 1: socket(0x1d, 0x2, 0x6) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x10}, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket$inet6(0xa, 0x6, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd=r3}, 0x9) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@can, 0x80, 0x0, 0x13}}], 0x1, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 23:19:11 executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000083c0)="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761e1b2f47bc2d6ccd256865645a3cf58c86f712118d6f00a28623be41dc8416e7204d8dc8bcc3f5090bc621571b119ff4bfc480333fdff2c23ae0993acb382d1645a923723dd07b9d7e0d49ee863a457dda07822a34210e6d6d41007af3de732c9fb3206e05ea41ff7d68515597fbefb5b089f2cf388de810fae2ebbe63fd00d8d7831986f5e853f723c40a9b22fcd179a456b250679986cc5dc73da2e67e2d88ef73dcb5f359beba9cb092445b28386b7540c49dfd8efbd07b76c3f51bad929092037808ef20fbe5ab6360e5e2cbce989ee05e34bdcd4a8ebab6dee5d1262dd46227b51485d3a50665d3447b71ec262c3d3c65d4858e379d285389f77be9419ccad299898b9452db381a79b8bc7efef80f17f15992f3202b7275587566ffa65e63226a861080e5da96f9196e123e355c76e450eff270e3dc4a9c4c17e9da77a758f1a371229cead145d52225b1ea5a9cc09a1c0c4a37021b191a5d2ecad0ef8757bdb3b9abc63ebe88a5fade97a935bac561a8fc2a6f4dca423c7e4e3973a5184233c195fafc08a708177d3eed3e2925684258b82622c44f08a13f89ea0e42d95260de3b47b3051e77daf3f5e02a56a3a2fe865e19b7e7824424935e55fdfa77cf598593fdae74d9bc1491c30f82b77553eab3531d876885034ea2a21eb5ed8b1e279c9a71d393f2915638d8c85c47f240ca3714f353d14e8d4005f4d46c0314f380f8ebaa8a350df326d01949cbf84eca8ab4f6ad57bd4eda7992978f2bf224cf886df6f749785443a537c15a2e381a067c6276d89e12cb1ebbfe1fc267dfd11c4f5b518f45e4704f6caa5756c761544a47300e45bb930cf1c6b8e2458e5068a7ffe1d839a6f427738e8ea75bc05d667e79cf3118ac68c4d236f7d752be806608532a55c01f6859806393896fc96864ecd2670165edce4397a14238670a547ede8bb4869891b0424c528fb5b42f7c2cd0e48b026c4620725f8845f7d45356e656c35c8c485ba764fa958a3b4a45a3aaf1c218ce21d5cf6fcc97c305b0106b9ef87d71b94b717e9c490dd9c5aef02f91d1d077f42408aff1c9def92f56e5d537762d703a6eb21e7e0f1f84611d1cc78865c81ee66a965ab084c71bebc6dc5c9a424283a417a94d68b23b5f85635db481152dbd1bc431c8230b129b08e778029a31bb90e84a7d94789e53277ffbe8940d1d8213e0dfc6d30cd3d954263098643c26e3d0bb92a886cb177b7f656144766f70a94984db59d276acdbf3f597021ec088e90fdfc20e870fbdfba50a15980b075a59332cc6a3ebb2e5dc8b7d63e770c156804389ae50cf1418b9d6f422b1a72508fa97febd9abcd96c99714a8693b6d3da94ae26d8ab04a9285a56ed911a0e1c580fcf76fb8625f9a168e3b3beff6df5dec35813ba3a7cc77739c6a043d935c3d1512597dc0fb0873d7887c3c3e1c981f2b00bcfb7391727dccdc4d959ad998835fc8b99e256446292a26dea5f078496d1eb6c1c94ef7006d5268a1b7e8e41a084f595a12b802e40a754ed7e3b40d8d2b8a1b83eff6834698943eb63553f7a436478c0944c2bcc21b8a4480bdc0f0d879e066dce6b14c4d623a3e29de238d73ec6ebda7e135ff75144ba030e81637935e7eea040ce43be162bd49d4e23df1c154cfb5fd86dd4c995bbbc0b6771e5692746a5aac272ab243b1f9023d244d53bcb08869e8935316db0dad1ac1c82831a5f14ead2c1a5b1c22057eb30cd1ae40a354da9d5b6d3316fe6e01031b99c1170166f72558f8653efb65d34f2438d27544ac835d4ce01787e1478c9723dba9848144f95d7be398c51fcd9cd3e4bf3401eaa767db26805d7ab66a012b5a93ca093f04b8288c3f599bb3ef82cddb82002a27658fab99df2545f4cae982c4a3bda1d4a1e06aed112aa1c674e812a8c6e6ad2aaa320a5dc379f5a0e38726332593a76e060e4b33f466a99cb314d055518a387635fbcfcd864c5d549ad3f9fa97a4ed329714a8ff22750b8a99ca43f765c45f48e53a50a64729676b928b6dd84b626695dc0dde3aa56025d67f8e32bf75005f276b96a968a8945a7f80473b6647aa90162aee9422131cc0c752c5a371d60f8f29af86e7fae1b78286f0c4be0d7df29a4931e5d79a7c55a412dd2851a4741a728ca7fa2af2c337216c582e8a2562afde8bacb0bcf732ec08c96ce4fcda4ef51bd511ed7849548e655be864b17c4efaa13e94f14a49b031a70c3c0f6f046b33accebf01af9745a1b835ca7ebd09ca78df88149a11e73c87f2bd68675486023619dfe9b339e7ae0c32159efd644fe7e37ecc55aaee05d054eb726cc0d5bbcefe2b2acecfc7ea5858acd3c6daf27646c9d3a695ebbc991b7e4ccaa60375b0e27cbef581f06fbab724591500e7a126ab72518ad301be3f9dcb6fffffd142a32c42069ddd691623fc61224061c30ff08065d9d808d1728f19f4e2bdbabe711a89d51d7d84e89675581292d413f3f58b870da3eea89a8af3df1d98e4433a98a04a6eb4ef19e6e35e77c9ef00cd9ddec9c3cbace6f702a6511d767ad2655b6cae72b66b8e141599504a48c8167687a6c402809a0d24be1993a470b16ad99b71822a8f9df519314db77cc72f150e3f2a08c6833513c6e459a8fd839c1e091aa2f6db40bc8c0c71e6f1fec4683949ff8a2f3087b85dd8472e1d7f732cffb171e22383e8cd263431d16f624b0b5574981a6886d83d30e2f65b0643f40b9c5594b6757671f1383540849cbe617217b329c7186d835060d6ecde80e559ebcefd1390670c589dfcbcdd5e81b9926c528726056736d3b10dab289c0b89a6fed6553219607ab8dc0ed4d89ff9db77497c90b3b808be7607b5912ce7b8ea639d2c9e56ea5a4fe7568828f840d11c47882b70b112e402b10491fdf72188be9c9f6e8e005d53c922f3187da06a4ee678f6fa1aa1c1b35903cc957da838ac6c0b0f1bdb19f87cd391a94a930bb9fb4a27f7a12f98a9ee75c5d8cfdbf0cbca0d21d90c3e60e49f223910dc0df0d71ddf1eeff44c933f05a5b9cb693cc86818de078dd51e45dad9244c5cc94a519083abe5ce146462ee301e242761187e7a82a009584765e49d869c32a7fc31928ea0a8fb2ad61a139d80ed55f905d34627c123b11eda7e07afc94f86633a130fd38c8d176e89cc6263774a8b25f3a7abe22fd6a405d8125ce2d46662fd7fdc7312f563367ac5b147a85f2a4d5e71fa9071bb772841f08006639b857d6c89a600e79fdc44799d14407d96cda1712a89e737de9d8b4688fcb3543e27094ee1fb131b1eeae0dd01329df0ddb9a3fbfbeaef308443c835b0b98bbc4a887680507e131d90bfffdf230fd1a5808a777f51e41dfe9918e20c3adbc838f45d29b4f2b6be4e4393fd21a7aa1c29a76acf1f08deb442f4935af1554fb842b2bb1047df7fd618b361a61e035cc40adc59bf59818864e435f45c4fa8b0d5e518bfbb1a40936536f749d01f678790ed640ad1456ee18b3b8c23441a33f0bd0a78c0aae10677ba3826858beb68da0937e05007e33b81422c53ffb91620fbae85e65f18b25925781a457be1fa7a712dc568aca492e076387a55ea6fd2d05a67bc1ed01c8694b27e2c301ce940f519471ed01fd6dd42758481ccf9c71377b1a4a78aee6b9d2e07e868f17009deceaf011a8b12d817f909971ea5c5e9b632334bfe6a9595b2cfd489e80cfb8c45c66372947bc1902c127d66cb07f45c2b7e79fa2cf567e0ffa84a25ef1be0a10e7cecedac3ba561bbb1ead7470de0336bafa80770f3ca5de89da84902286c89550bf6116c9bb688a6c488b78385be71c1fa1d5540de6e0309ec8c415f2e5cebfe7e4059c35ade988af6315f2f441823dc5dc76c2f109d1aae535eb9a81baa123967c730c3af318c141ecfdfd3162e126009adb4e35b2cadd12e8c12c6d838cece7a83e9dfa30b867acad8a0fbbb4fd4295f5e0eb3619b53a0c47304d822511445ede4f8e7aa74ca225adbda4050e13ac4bffdc8106e578210f15249110fe46851e0d9141bf216135f45d9ea183e9576e2f02b91d580ee0f58f46c1b8d82db3fae677adbab29b8f406ac60454460353d7cc5ccc70d1af82e1ad2136506a84c6dfa3fbef690fa96d80a898f82038ca627290a2f412cd344f442b6c505f532edbe349d4d98e42996c659d28cd9ce46f1a2390e97b25bf51237d925d8a54842849e94d1cbc2d5ca55ed54ed0a8bda77116926d946794e2084928b40b580a3c3413acb867af01499dfbd238d07a1ad3b759c67891f09e37ec0796c93f5e79334bc4c16bdcdb7913c1a862e59927048ba3488777e5068029f5f26c70e300e98458b6e3bb1f04b72bd33e1c1824fae90fb666c4836abee70a85556d099141301c5dbcca29fc834a961753abe92347f9d11c9fb894d8f5ffb7a0bc86d84bef42f942090f0531df0fa822481f0ce2ce67177f1ae0f09ce37fa7c453f88b92b8d7661497533950dea972cf0d6708f569532ff705fe4abe466817f6534061272f873749685f5d80c4acd3eac5ced4b4e", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:11 executing program 5: socket(0x1d, 0x2, 0x6) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x10}, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket$inet6(0xa, 0x6, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd=r3}, 0x9) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@can, 0x80, 0x0, 0x13}}], 0x1, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 23:19:11 executing program 4: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) io_setup(0x4, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}]) 23:19:11 executing program 0: r0 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x8802) write(r0, &(0x7f0000000000)="b63db80000f4060000cc826a0100008070ccd2877218cebc9b970e44c4ecbbd3dca4e22c9b1600960000", 0x2a) 23:19:11 executing program 0: r0 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x8802) write(r0, &(0x7f0000000000)="b63db80000f4060000cc826a0100008070ccd2877218cebc9b970e44c4ecbbd3dca4e22c9b1600960000", 0x2a) 23:19:12 executing program 4: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) io_setup(0x4, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}]) 23:19:12 executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000083c0)="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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:12 executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000000)={0x50, 0x0, r1}, 0x50) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, &(0x7f00000042c0), 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={&(0x7f0000000080)={0x50, 0xffffffffffffffda}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fdatasync(r2) 23:19:12 executing program 0: r0 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x8802) write(r0, &(0x7f0000000000)="b63db80000f4060000cc826a0100008070ccd2877218cebc9b970e44c4ecbbd3dca4e22c9b1600960000", 0x2a) 23:19:12 executing program 5: socket(0x1d, 0x2, 0x6) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x10}, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket$inet6(0xa, 0x6, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd=r3}, 0x9) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@can, 0x80, 0x0, 0x13}}], 0x1, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 23:19:12 executing program 4: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) io_setup(0x4, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}]) 23:19:12 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x34, 0x39, 0x1, 0x0, 0x0, {0x3}, [@typed={0x4}, @nested={0x4, 0x8}, @nested={0x15, 0x9, 0x0, 0x1, [@generic="0e1cc8120518ef8d56dc156b25beff6bee"]}]}, 0x34}}, 0x0) 23:19:12 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=@mpls_newroute={0x24, 0x18, 0x1, 0x0, 0x0, {}, [@RTA_TTL_PROPAGATE={0x5, 0x4}]}, 0x24}}, 0x0) 23:19:13 executing program 2: syz_mount_image$erofs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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"/2112, 0x840, 0x400}, {&(0x7f0000010900)="0000000000000000000000000000000000001f000100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff32500000000000", 0x40, 0x1fc0}], 0x0, &(0x7f0000010a00)) 23:19:13 executing program 3: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:13 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x34, 0x39, 0x1, 0x0, 0x0, {0x3}, [@typed={0x4}, @nested={0x4, 0x8}, @nested={0x15, 0x9, 0x0, 0x1, [@generic="0e1cc8120518ef8d56dc156b25beff6bee"]}]}, 0x34}}, 0x0) [ 475.377946][ T7140] netlink: 'syz-executor.0': attribute type 4 has an invalid length. [ 475.409439][ T7141] loop2: detected capacity change from 0 to 31 23:19:13 executing program 4: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) [ 475.500404][ T7139] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 475.526456][ T7141] erofs: (device loop2): mounted with root inode @ nid 36. 23:19:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=@mpls_newroute={0x24, 0x18, 0x1, 0x0, 0x0, {}, [@RTA_TTL_PROPAGATE={0x5, 0x4}]}, 0x24}}, 0x0) 23:19:13 executing program 2: syz_mount_image$erofs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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"/2112, 0x840, 0x400}, {&(0x7f0000010900)="0000000000000000000000000000000000001f000100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff32500000000000", 0x40, 0x1fc0}], 0x0, &(0x7f0000010a00)) 23:19:13 executing program 3: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:13 executing program 5: socket(0x1d, 0x2, 0x6) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x10}, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket$inet6(0xa, 0x6, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd=r3}, 0x9) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@can, 0x80, 0x0, 0x13}}], 0x1, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 23:19:13 executing program 4: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) 23:19:13 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x34, 0x39, 0x1, 0x0, 0x0, {0x3}, [@typed={0x4}, @nested={0x4, 0x8}, @nested={0x15, 0x9, 0x0, 0x1, [@generic="0e1cc8120518ef8d56dc156b25beff6bee"]}]}, 0x34}}, 0x0) [ 476.012250][ T7149] netlink: 'syz-executor.0': attribute type 4 has an invalid length. [ 476.076075][ T7151] loop2: detected capacity change from 0 to 31 23:19:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=@mpls_newroute={0x24, 0x18, 0x1, 0x0, 0x0, {}, [@RTA_TTL_PROPAGATE={0x5, 0x4}]}, 0x24}}, 0x0) [ 476.218908][ T7151] erofs: (device loop2): mounted with root inode @ nid 36. 23:19:14 executing program 2: syz_mount_image$erofs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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"/2112, 0x840, 0x400}, {&(0x7f0000010900)="0000000000000000000000000000000000001f000100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff32500000000000", 0x40, 0x1fc0}], 0x0, &(0x7f0000010a00)) 23:19:14 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x34, 0x39, 0x1, 0x0, 0x0, {0x3}, [@typed={0x4}, @nested={0x4, 0x8}, @nested={0x15, 0x9, 0x0, 0x1, [@generic="0e1cc8120518ef8d56dc156b25beff6bee"]}]}, 0x34}}, 0x0) [ 476.421396][ T7159] netlink: 'syz-executor.0': attribute type 4 has an invalid length. 23:19:14 executing program 4: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) 23:19:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=@mpls_newroute={0x24, 0x18, 0x1, 0x0, 0x0, {}, [@RTA_TTL_PROPAGATE={0x5, 0x4}]}, 0x24}}, 0x0) [ 476.720574][ T7161] overlayfs: './file0' not a directory 23:19:14 executing program 1: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) [ 476.816327][ T7169] netlink: 'syz-executor.0': attribute type 4 has an invalid length. [ 476.846797][ T7170] loop2: detected capacity change from 0 to 31 23:19:15 executing program 0: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) 23:19:15 executing program 4: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) [ 476.954749][ T7170] erofs: (device loop2): mounted with root inode @ nid 36. 23:19:15 executing program 3: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:15 executing program 2: syz_mount_image$erofs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x2000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="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"/2112, 0x840, 0x400}, {&(0x7f0000010900)="0000000000000000000000000000000000001f000100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff32500000000000", 0x40, 0x1fc0}], 0x0, &(0x7f0000010a00)) 23:19:15 executing program 5: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:15 executing program 1: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) 23:19:15 executing program 0: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) 23:19:15 executing program 4: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) [ 477.513271][ T7181] loop2: detected capacity change from 0 to 31 [ 477.633011][ T7180] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 477.638650][ T7181] erofs: (device loop2): mounted with root inode @ nid 36. [ 477.775141][ T7183] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 23:19:15 executing program 3: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:16 executing program 0: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) 23:19:16 executing program 1: r0 = socket$pptp(0x18, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00000000c0)=0x4, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r1, 0x0) ftruncate(r1, 0x8979) getsockopt$SO_TIMESTAMP(r0, 0x1, 0x3f, 0x0, &(0x7f00000002c0)) 23:19:16 executing program 2: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) [ 478.036246][ T7189] overlayfs: './file0' not a directory 23:19:16 executing program 5: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:16 executing program 4: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:16 executing program 0: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:16 executing program 1: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) [ 478.566746][ T7197] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 478.596796][ T7201] overlayfs: overlapping lowerdir path 23:19:16 executing program 2: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) [ 478.850600][ T7200] overlayfs: './file0' not a directory [ 478.905428][ T7204] overlayfs: './file0' not a directory [ 478.956482][ T7206] overlayfs: './file0' not a directory 23:19:17 executing program 3: rt_sigprocmask(0x0, &(0x7f0000000200)={[0x4000000fffffbfd]}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000000000)) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) ftruncate(r0, 0x800) 23:19:17 executing program 4: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:17 executing program 5: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) [ 479.163917][ T7210] overlayfs: './file0' not a directory [ 479.194193][ T7211] overlayfs: './file0' not a directory 23:19:17 executing program 0: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:17 executing program 1: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:17 executing program 3: rt_sigprocmask(0x0, &(0x7f0000000200)={[0x4000000fffffbfd]}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000000000)) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) ftruncate(r0, 0x800) [ 479.660790][ T7218] overlayfs: './file0' not a directory [ 479.675196][ T7220] overlayfs: './file0' not a directory [ 479.774800][ T7222] overlayfs: './file0' not a directory 23:19:17 executing program 2: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:17 executing program 4: r0 = syz_open_dev$vim2m(&(0x7f0000000140), 0x9, 0x2) ioctl$vim2m_VIDIOC_REQBUFS(r0, 0xc0145608, &(0x7f0000000100)={0x8, 0x1, 0x3, 0x0, 0xbc}) [ 479.815716][ T7226] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 23:19:18 executing program 5: r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$VT_ACTIVATE(r0, 0x4b31, 0x20000000) [ 479.973109][ T7229] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 23:19:18 executing program 3: rt_sigprocmask(0x0, &(0x7f0000000200)={[0x4000000fffffbfd]}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000000000)) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) ftruncate(r0, 0x800) 23:19:18 executing program 0: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:18 executing program 1: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000680)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) syz_mount_image$ext4(0x0, &(0x7f0000000380)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000003c0)='./file2\x00') mount$overlay(0x0, &(0x7f0000000500)='.\x00', 0x0, 0x8020, 0x0) lstat(&(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)) 23:19:18 executing program 4: r0 = syz_open_dev$vim2m(&(0x7f0000000140), 0x9, 0x2) ioctl$vim2m_VIDIOC_REQBUFS(r0, 0xc0145608, &(0x7f0000000100)={0x8, 0x1, 0x3, 0x0, 0xbc}) 23:19:18 executing program 5: r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$VT_ACTIVATE(r0, 0x4b31, 0x20000000) 23:19:18 executing program 3: rt_sigprocmask(0x0, &(0x7f0000000200)={[0x4000000fffffbfd]}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000000000)) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) ftruncate(r0, 0x800) [ 480.596541][ T7238] overlayfs: './file0' not a directory 23:19:19 executing program 5: r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$VT_ACTIVATE(r0, 0x4b31, 0x20000000) 23:19:19 executing program 2: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.events\x00', 0x100002, 0x0) write$cgroup_subtree(r1, &(0x7f0000000280)=ANY=[], 0x32600) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, &(0x7f0000000e80)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000002c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10) write$cgroup_type(r0, &(0x7f0000000000), 0x42000) 23:19:19 executing program 4: r0 = syz_open_dev$vim2m(&(0x7f0000000140), 0x9, 0x2) ioctl$vim2m_VIDIOC_REQBUFS(r0, 0xc0145608, &(0x7f0000000100)={0x8, 0x1, 0x3, 0x0, 0xbc}) [ 481.051232][ T7247] overlayfs: './file0' not a directory 23:19:19 executing program 3: syz_mount_image$msdos(0x0, &(0x7f0000003440)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) syz_mount_image$msdos(&(0x7f0000000000), &(0x7f0000000040)='./file0/file0\x00', 0x0, 0x0, &(0x7f0000002300), 0x0, &(0x7f00000023c0)={[{@fat=@codepage={'codepage', 0x3d, '949'}}, {@fat=@umask={'umask', 0x3d, 0xfffffffffffffffd}}, {@fat=@showexec}, {@fat=@errors_continue}]}) [ 481.215646][ T7252] overlayfs: './file0' not a directory 23:19:19 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x9, 0x4, &(0x7f0000000100)=ANY=[@ANYBLOB="b4000000000b00007910000000000000c310000950000000950074000000000031fb0d3a42319fa204399d17d34e075fdcda533ab1aa71ab1d764152e6cb25dadc7ded5dbe11b62ac5ea9fca11027d19003bdb603deb92de3141e8ed7ac5b8902070213cdfdc5d6c4890cdeb50347c32060581172b94c6ba22a2b58eb6cbad46ed6e7965a2ba103b0b36f790bb41931f9a3d4dd127c1b4e49f7468f5e603950c4f67581c92c6e47e8ece17d5"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xc4, &(0x7f0000000500)=""/196, 0x41000, 0x19, '\x00', 0x0, 0x1e, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x401}, 0x10}, 0x80) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000bc0)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b7000000000008009500f10100000000487591731cba12c07d57d995b61e89a4530f92304f242b416ae9eeefc0e9c60ebab1c176bf9bb4dde984510c82dc2b9381b72b100d0682fd0a0c4a06b29e220dc28dac72599456d464419e5b2fc70b72c0bb8e90f61cc4e6f3fe2d1dee18f638ac947b5e036a3287c84ccc727d6ef3834293812e928301c7da3222da44c7f2ed1084fd2f56d1cb398dff1db3df9858837458a4ca03767c69cee1b6be484e4c9507af216bd8ed42f7dd5adb8e49f4a94615e49c08c9a20819e02cc22e6b652b1673e25b7abbfb572f9c6bd8d80d773ae3cab8d7674c6c4dca2f1b4d745fd95c41f9d441d42f49db6d4a4762e5cc23dfc1adafd1e5a3e7f2e888961cb43e438c4e41ae43ea11851407a601dae4b8b99bffffb1ac006c67767b03b95151205d07eb2eaa5191aa2285b6e4afd8c1cc3eb215ba22f43115f4d39dc7beedb130d9f2be90133a0e3ed3425ab8c9370634060105baa677953514605fba3973aa021945b985a8a66e9cfa9d9e57033815717b4fdbe55b37cb8d7f410c00bd9b5a759a703e71f358e11ac8e13df155792e604a4f279b3bd6621bdf2c17bc0400000000000000ff8dc4006200607a9a76e5d9656a7154c75773902a1bdf399df3923d30312d095e9c1f973d091c198c1a11a755761fe46169b2b5b8cdedb695cc425fe203d2f2655a76865c2cb4e2470fcfb1248c0add543187fbcb0ef4f66809af93a09fab1daae4b518d7a5d95a017864487366d6d7ee7bb00200000000000000c60fca2e2981b22d08f874e0a9cb6fca78d6f1b18fe380df4bf024f120bd505d82033f2fb7d8fc9e04773294e097e293db58993c0024ab2fd8e5e7003af92d11de48e8b4d32972cba6f49051cec1bf6f16231bbb90a2d201e5a47811a2278a03bf7700b06fa191ebd3a0c2ef0058ffebd7ccde24f18e4bf7156edc4ef81f74a7cdac01d998c24f34a5416e3f83074192c48c63384f52b8eeb70571e5bbb3e6d2b5eba52bee6f81968981811f832d066148c0e0bbe46984b2f0d0504255c22ee8674053d0e160e525536edf56a93d0a7a6f088925e872ef8b4f31e6f57ba631baa729031aae25c5e8ca4f78d5a01308243b08f1caa46be5244d64f8e875858e083144c642f71cdc8e5634c1360c056430f677ee7ed7ac1f9743786b2fb8d0fcfcc3d36c93230b7b059bc295aa0e38b1c3edc349ab96e73d2060acfd8145e4a5851bc4a51ab87068468d3ba396d6fd6741fce0834c65c5ad939d7795f3879baa88bd0c84892c97c80987e5c7954e9f3694d116b01ce0b8ef953de70e7ce0311c8b018956f8a42ca26ab295f1ecf617a8dc38e525f435a1bd46b38845ebca04061bacbf627f798c7f520078fee48f83b5989543729e57a9e1d686bc86cd51704f309130f5347413776a7b7bea3c46c0c4c4b7c27c45057d95ac85ac1cdcee8e6fa31fc02137ed1fb4b21c13b9a2c5e3f7c9ef9c45a314a6f0b9352be92986d63263b1aa5264cb4a82cf083de3b4ab3e1e056c3ecd6b51f30663cc256094c840662e09ab831b7baebaec6d7259250016795cf91f12dbb72f0421c3dfb5f9181529906b434000b8ce9fad13e1085cafd41183908173e16e400376816807ae2a5782edaf1e38075ddddea926835aa080f34b87bba0be276340295062f671e933292e32036cbd03f9a4cd660a94374b7ac9ad5427d355a25c2a06cfbc87c5013e9f32a6bfb65417b537cd8f67f975358140384a1ca0537fd3a2a2c37006c4b30ffe469bba4251aa3ba4626acd8100000000000000000000007f7f295579f542b12f248f4b6ba14448abab540fb7d98a081f3d3c946455d61734855005bcc876bd15a76dd552f9bfeb091a4e82a5d11033e528b133103f5592d5684a57dd70556818ea30e03dc2ed1ca6eb69423e4f27034351809da493002aa346d4d3e0e2a5a9ba1130b4fe983fc344c1de9f536cff06187599523cbddcd8ffc2d11d03b7712be78ff6e65238bb23ea2a979d3e8ab83857a1607dc612f0d8449226897d4d94ef0ddf97148b139b2a819c3ae05ff5ff1154a20e223f1472f4f56031fec54200122473f87e6c8c0a17433d5157c0184aadc21aaeca04c60e385e9bd40bd09b00eb18f2bc16d69320895e406e6cfa20a691b610c187a15d691c1a32f5ea7b500f627a89709c0b5ac029edc213fd54c73cb5105a1516d8f771459600d2e952a02802d8292d30a3d0c4c0ae42b65f797f23e5f39527c71d243c8dc169ab5dca4e44e27f814841d19177b4aa8f8f000000000000c05d79e6778a992f94660b3815db01dbbd3c6d0530b2cdffaf5382b26febf19fa432287ec4eb694c18f696f51fcf6fb9dd39e4653a18bf027ad6e50fa99b4cc4c6cf96f60420b9ac115f8ff8ff0e7f117ce87792dc475927e3843e3ce183b7d85fd02b52e131e6aa2e151662d1ba5ae4569aeeb10f3cde11feddee8bea4938467089715ddd38509c066c0571789590f85d1e8b96c279447d188fcaca2593e75c79a4f3918bb624a93829544988046840d9ced1998ae16eb822696af5f4eb9f50f6e4fc8a86e34a1f286e22a7cfcec813ed506f9a8c6dfde866f2e6f648a354bb93652b68f2df460781aad658fe17437b4ed364e8409420e3d16a36586d8bcf6f17e96f30bd9a0445f970075353c4cd7901a638470c02ce26c46d8d7814d774412b1522a5a0124fb850b6b46a95aa743ec722cb5e6827a3d84183b00f9e333f60fb3a196c06946f7211752ca6293d1dd986497f9893d5ee897c50e4717800e80711e5ed5fb2714c9ef33cb86103dbe7e6f6ce7a3427ce2fa84a38ef6051e02868"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x222}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x18000000000002a0, 0x1f, 0x0, &(0x7f00000000c0)="b9ff03c6630d698cb89e0bf088ca1fffffff0e003f00630277fbac141417ee", 0x0, 0x2f, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x48) socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sysinfo(0x0) socket$netlink(0x10, 0x3, 0x0) writev(0xffffffffffffffff, 0x0, 0x0) writev(0xffffffffffffffff, 0x0, 0x0) ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$netlink(0x10, 0x3, 0x0) writev(0xffffffffffffffff, 0x0, 0x0) pipe(&(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000000040)={0xa, 0x8000002, 0x0, @loopback}, 0x1c) sendto$inet6(r2, 0x0, 0x0, 0x22004001, &(0x7f0000b63fe4)={0xa, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000080)="44f9b108b1cdc885c9c533d21f474bec8bfef1df1e2da71e578dc6b91d09f7ab15378571d8e27546090000006e75436914ab717528ee4b7a9beaf908d11137c11903064e83b4951f4d433a5404970c85d92d7083fd38844cbb0c6c5eb508ddc2dc7a590aa7941b1e9eeb5a688138dea09b776cbfa784cbf550bf3074fb0d775da4df5a3f48bbdf452eeb6b923da9d0e25b80f76a873664b5753444fe05f33e5f91045540836c3cd6af10f0cd018f0c6f57f926ac959a5628c45088fbe0c87fbe6cbcda4662d2a12f6d00"/215, 0xd0d0c2ac, 0x1, 0x0, 0x0) ioctl$int_in(r2, 0x5421, &(0x7f0000000000)=0x1) splice(r2, 0x0, r1, 0x0, 0x4, 0x0) 23:19:19 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x5, 0x80003, 0x3802, 0x9, 0x11}, 0x48) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) bpf$MAP_LOOKUP_BATCH(0x19, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, r0}, 0x38) 23:19:19 executing program 5: r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$VT_ACTIVATE(r0, 0x4b31, 0x20000000) 23:19:19 executing program 4: r0 = syz_open_dev$vim2m(&(0x7f0000000140), 0x9, 0x2) ioctl$vim2m_VIDIOC_REQBUFS(r0, 0xc0145608, &(0x7f0000000100)={0x8, 0x1, 0x3, 0x0, 0xbc}) [ 481.674551][ T7264] FAT-fs (loop3): bogus number of reserved sectors [ 481.681328][ T7264] FAT-fs (loop3): Can't find a valid FAT filesystem 23:19:19 executing program 2: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.events\x00', 0x100002, 0x0) write$cgroup_subtree(r1, &(0x7f0000000280)=ANY=[], 0x32600) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, &(0x7f0000000e80)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000002c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10) write$cgroup_type(r0, &(0x7f0000000000), 0x42000) 23:19:19 executing program 3: syz_mount_image$msdos(0x0, &(0x7f0000003440)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) syz_mount_image$msdos(&(0x7f0000000000), &(0x7f0000000040)='./file0/file0\x00', 0x0, 0x0, &(0x7f0000002300), 0x0, &(0x7f00000023c0)={[{@fat=@codepage={'codepage', 0x3d, '949'}}, {@fat=@umask={'umask', 0x3d, 0xfffffffffffffffd}}, {@fat=@showexec}, {@fat=@errors_continue}]}) [ 481.946031][ T7271] ===================================================== [ 481.953240][ T7271] BUG: KMSAN: uninit-value in bcmp+0x152/0x290 [ 481.959462][ T7271] bcmp+0x152/0x290 [ 481.963529][ T7271] ip4_obj_cmpfn+0x97/0x110 [ 481.968155][ T7271] inet_frag_find+0x592/0x2a80 [ 481.973232][ T7271] ip_defrag+0x49c/0x3e00 [ 481.977618][ T7271] ipv4_conntrack_defrag+0x88f/0xa40 [ 481.983283][ T7271] nf_hook_slow+0x188/0x480 [ 481.987878][ T7271] __ip_local_out+0x792/0x850 [ 481.992807][ T7271] ip_local_out+0xa7/0x1f0 [ 481.997268][ T7271] iptunnel_xmit+0xab3/0x10e0 [ 482.002190][ T7271] ip_tunnel_xmit+0x3608/0x3da0 [ 482.007182][ T7271] ipgre_xmit+0x1242/0x12b0 [ 482.011931][ T7271] xmit_one+0x2e3/0x830 [ 482.016154][ T7271] dev_hard_start_xmit+0x185/0x410 [ 482.021318][ T7271] __dev_queue_xmit+0x21f5/0x3470 [ 482.026613][ T7271] dev_queue_xmit+0x4f/0x60 [ 482.031163][ T7271] __bpf_redirect+0x1122/0x1a80 [ 482.036329][ T7271] bpf_clone_redirect+0x4a6/0x670 [ 482.041420][ T7271] ___bpf_prog_run+0x93a/0xb300 [ 482.046613][ T7271] __bpf_prog_run512+0x125/0x190 [ 482.051614][ T7271] bpf_test_run+0x787/0x1080 [ 482.056476][ T7271] bpf_prog_test_run_skb+0x1769/0x21c0 [ 482.062179][ T7271] bpf_prog_test_run+0x788/0x820 [ 482.067169][ T7271] __sys_bpf+0x9ca/0x10b0 [ 482.071567][ T7271] __ia32_sys_bpf+0xe5/0x130 [ 482.076445][ T7271] __do_fast_syscall_32+0x95/0xf0 [ 482.081539][ T7271] do_fast_syscall_32+0x33/0x70 [ 482.086656][ T7271] do_SYSENTER_32+0x1b/0x20 23:19:20 executing program 4: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.events\x00', 0x100002, 0x0) write$cgroup_subtree(r1, &(0x7f0000000280)=ANY=[], 0x32600) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, &(0x7f0000000e80)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000002c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10) write$cgroup_type(r0, &(0x7f0000000000), 0x42000) [ 482.091234][ T7271] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 482.097828][ T7271] [ 482.100191][ T7271] Local variable key.i created at: [ 482.105442][ T7271] ip_defrag+0x307/0x3e00 [ 482.109829][ T7271] ipv4_conntrack_defrag+0x88f/0xa40 [ 482.115311][ T7271] [ 482.117643][ T7271] CPU: 0 PID: 7271 Comm: syz-executor.0 Not tainted 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 482.127893][ T7271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.138106][ T7271] ===================================================== [ 482.145242][ T7271] Disabling lock debugging due to kernel taint [ 482.151416][ T7271] Kernel panic - not syncing: kmsan.panic set ... [ 482.157843][ T7271] CPU: 0 PID: 7271 Comm: syz-executor.0 Tainted: G B 5.18.0-syzkaller-16253-g2f3064574275 #0 [ 482.169337][ T7271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.179415][ T7271] Call Trace: [ 482.182703][ T7271] [ 482.185642][ T7271] dump_stack_lvl+0x200/0x28c [ 482.190369][ T7271] dump_stack+0x29/0x2c [ 482.194557][ T7271] panic+0x502/0xc7a [ 482.198509][ T7271] ? add_taint+0x185/0x210 [ 482.202987][ T7271] ? console_unlock+0x1bb0/0x20e0 [ 482.208111][ T7271] kmsan_report+0x2cc/0x2d0 [ 482.212665][ T7271] ? __msan_warning+0x92/0x110 [ 482.217469][ T7271] ? bcmp+0x152/0x290 [ 482.221475][ T7271] ? ip4_obj_cmpfn+0x97/0x110 [ 482.226190][ T7271] ? inet_frag_find+0x592/0x2a80 [ 482.231172][ T7271] ? ip_defrag+0x49c/0x3e00 [ 482.235719][ T7271] ? ipv4_conntrack_defrag+0x88f/0xa40 [ 482.241222][ T7271] ? nf_hook_slow+0x188/0x480 [ 482.245924][ T7271] ? __ip_local_out+0x792/0x850 [ 482.250815][ T7271] ? ip_local_out+0xa7/0x1f0 [ 482.255452][ T7271] ? iptunnel_xmit+0xab3/0x10e0 [ 482.260346][ T7271] ? ip_tunnel_xmit+0x3608/0x3da0 [ 482.265398][ T7271] ? ipgre_xmit+0x1242/0x12b0 [ 482.270220][ T7271] ? xmit_one+0x2e3/0x830 [ 482.274577][ T7271] ? dev_hard_start_xmit+0x185/0x410 [ 482.279888][ T7271] ? __dev_queue_xmit+0x21f5/0x3470 [ 482.285133][ T7271] ? dev_queue_xmit+0x4f/0x60 [ 482.289841][ T7271] ? __bpf_redirect+0x1122/0x1a80 [ 482.294909][ T7271] ? bpf_clone_redirect+0x4a6/0x670 [ 482.300163][ T7271] ? ___bpf_prog_run+0x93a/0xb300 [ 482.305235][ T7271] ? __bpf_prog_run512+0x125/0x190 [ 482.310385][ T7271] ? bpf_test_run+0x787/0x1080 [ 482.315355][ T7271] ? bpf_prog_test_run_skb+0x1769/0x21c0 [ 482.321020][ T7271] ? bpf_prog_test_run+0x788/0x820 [ 482.326178][ T7271] ? __sys_bpf+0x9ca/0x10b0 [ 482.330732][ T7271] ? __ia32_sys_bpf+0xe5/0x130 [ 482.335550][ T7271] ? __do_fast_syscall_32+0x95/0xf0 [ 482.340787][ T7271] ? do_fast_syscall_32+0x33/0x70 [ 482.345846][ T7271] ? do_SYSENTER_32+0x1b/0x20 [ 482.350564][ T7271] ? entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 482.357315][ T7271] ? __module_address+0x68/0x630 [ 482.362400][ T7271] ? preempt_count_sub+0xfc/0x340 [ 482.367467][ T7271] ? inet_frag_find+0x1c0/0x2a80 [ 482.372458][ T7271] ? filter_irq_stacks+0xb9/0x230 [ 482.377540][ T7271] ? kmsan_get_metadata+0x33/0x220 [ 482.382713][ T7271] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 482.388574][ T7271] __msan_warning+0x92/0x110 [ 482.393226][ T7271] bcmp+0x152/0x290 [ 482.397075][ T7271] ip4_obj_cmpfn+0x97/0x110 [ 482.401627][ T7271] inet_frag_find+0x592/0x2a80 [ 482.406444][ T7271] ? __stack_depot_save+0x21/0x4b0 [ 482.411639][ T7271] ? ip4_obj_hashfn+0x3f0/0x3f0 [ 482.416551][ T7271] ip_defrag+0x49c/0x3e00 [ 482.420949][ T7271] ? __dev_queue_xmit+0x21f5/0x3470 [ 482.426226][ T7271] ? __bpf_redirect+0x1122/0x1a80 [ 482.431303][ T7271] ? bpf_clone_redirect+0x4a6/0x670 [ 482.436553][ T7271] ? __bpf_prog_run512+0x125/0x190 [ 482.441713][ T7271] ? bpf_test_run+0x787/0x1080 [ 482.446508][ T7271] ? bpf_prog_test_run_skb+0x1769/0x21c0 [ 482.452170][ T7271] ? __sys_bpf+0x9ca/0x10b0 [ 482.456717][ T7271] ? do_fast_syscall_32+0x33/0x70 [ 482.461778][ T7271] ? do_SYSENTER_32+0x1b/0x20 [ 482.466491][ T7271] ? entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 482.473036][ T7271] ? kmsan_internal_poison_memory+0x78/0x90 [ 482.478974][ T7271] ? kmsan_slab_alloc+0xd9/0x150 [ 482.483976][ T7271] ipv4_conntrack_defrag+0x88f/0xa40 [ 482.489306][ T7271] ? defrag4_net_exit+0x120/0x120 [ 482.494365][ T7271] nf_hook_slow+0x188/0x480 [ 482.498904][ T7271] __ip_local_out+0x792/0x850 [ 482.503631][ T7271] ? __ip_local_out+0x850/0x850 [ 482.508533][ T7271] ip_local_out+0xa7/0x1f0 [ 482.512996][ T7271] iptunnel_xmit+0xab3/0x10e0 [ 482.517741][ T7271] ip_tunnel_xmit+0x3608/0x3da0 [ 482.522628][ T7271] ? ip_tunnel_xmit+0x201/0x3da0 [ 482.527630][ T7271] ipgre_xmit+0x1242/0x12b0 [ 482.532191][ T7271] ? ipgre_close+0x290/0x290 [ 482.536822][ T7271] xmit_one+0x2e3/0x830 [ 482.541024][ T7271] dev_hard_start_xmit+0x185/0x410 [ 482.546193][ T7271] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 482.552069][ T7271] __dev_queue_xmit+0x21f5/0x3470 [ 482.557151][ T7271] ? kmsan_internal_memmove_metadata+0x96/0x350 [ 482.563452][ T7271] ? kmsan_get_metadata+0x33/0x220 [ 482.568618][ T7271] ? kmsan_get_metadata+0x33/0x220 [ 482.574041][ T7271] dev_queue_xmit+0x4f/0x60 [ 482.578572][ T7271] __bpf_redirect+0x1122/0x1a80 [ 482.583485][ T7271] bpf_clone_redirect+0x4a6/0x670 [ 482.588568][ T7271] ___bpf_prog_run+0x93a/0xb300 [ 482.593463][ T7271] ? bpf_csum_level+0x7b0/0x7b0 [ 482.598368][ T7271] __bpf_prog_run512+0x125/0x190 [ 482.603349][ T7271] ? finish_task_switch+0x337/0xad0 [ 482.608604][ T7271] ? kmsan_get_metadata+0x33/0x220 [ 482.613785][ T7271] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 482.619657][ T7271] ? ktime_get+0x36f/0x460 [ 482.624131][ T7271] ? kmsan_get_metadata+0x33/0x220 [ 482.629294][ T7271] ? kmsan_get_shadow_origin_ptr+0x9a/0xf0 [ 482.635160][ T7271] ? bpf_test_timer_continue+0x23a/0x7d0 [ 482.640834][ T7271] ? kmsan_get_metadata+0x4d/0x220 [ 482.645995][ T7271] ? __bpf_prog_run480+0x190/0x190 [ 482.651150][ T7271] bpf_test_run+0x787/0x1080 [ 482.655790][ T7271] ? eth_type_trans+0x45d/0x9c0 [ 482.660753][ T7271] bpf_prog_test_run_skb+0x1769/0x21c0 [ 482.666269][ T7271] ? __bpf_prog_test_run_raw_tp+0x3a0/0x3a0 [ 482.672194][ T7271] bpf_prog_test_run+0x788/0x820 [ 482.677172][ T7271] __sys_bpf+0x9ca/0x10b0 [ 482.681575][ T7271] __ia32_sys_bpf+0xe5/0x130 [ 482.686218][ T7271] __do_fast_syscall_32+0x95/0xf0 [ 482.691284][ T7271] do_fast_syscall_32+0x33/0x70 [ 482.696258][ T7271] do_SYSENTER_32+0x1b/0x20 [ 482.700793][ T7271] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 482.707181][ T7271] RIP: 0023:0xf7f7d549 [ 482.711268][ T7271] 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 [ 482.730909][ T7271] RSP: 002b:00000000f7f785cc EFLAGS: 00000296 ORIG_RAX: 0000000000000165 [ 482.739350][ T7271] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 0000000020000080 [ 482.747344][ T7271] RDX: 0000000000000048 RSI: 0000000000000000 RDI: 0000000000000000 [ 482.755346][ T7271] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 482.763335][ T7271] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 482.771321][ T7271] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 482.779322][ T7271] [ 482.782506][ T7271] Kernel Offset: disabled [ 482.786830][ T7271] Rebooting in 86400 seconds..