[ 39.672469] ------------[ cut here ]------------ [ 39.673549] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.675874] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.677554] Modules linked in: [ 39.678280] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.680549] Tainted: [W]=WARN [ 39.681243] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.682932] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.683978] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.687645] RSP: 0018:ffff88801ac4fbc0 EFLAGS: 00010286 [ 39.688768] RAX: 0000000000000000 RBX: ffffed1003589f78 RCX: ffffffff813a4050 [ 39.690260] RDX: ffff888016b59bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.691729] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003589f2f [ 39.693194] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.694686] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac4fdf8 [ 39.696153] FS: 00007f09d0668900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.697804] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.699046] CR2: 00007fff8670aef7 CR3: 000000000eb82000 CR4: 0000000000350ef0 [ 39.700521] Call Trace: [ 39.701082] [ 39.701633] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.702533] ? __create_object+0x59/0x80 [ 39.703295] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.704239] __vmalloc_noprof+0x59/0x60 [ 39.704939] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.705803] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.706701] bpf_prog_alloc+0x39/0x200 [ 39.707419] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.708337] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.709216] do_seccomp+0x349/0x25e0 [ 39.709893] ? find_held_lock+0x2b/0x80 [ 39.710632] ? do_prlimit+0x310/0x610 [ 39.711368] ? __pfx_do_seccomp+0x10/0x10 [ 39.712146] ? do_raw_spin_unlock+0x53/0x220 [ 39.712920] ? _raw_spin_unlock+0x1e/0x40 [ 39.713701] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.714647] ? static_key_count+0x60/0x80 [ 39.715434] prctl_set_seccomp+0x4e/0x70 [ 39.716198] __do_sys_prctl+0xe6c/0x1d70 [ 39.716919] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.717775] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.718719] ? irqentry_exit+0xf3/0x650 [ 39.719457] do_syscall_64+0xbf/0x430 [ 39.720180] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.721103] RIP: 0033:0x7f09d0b5a5cd [ 39.721759] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.724833] RSP: 002b:00007fff86709220 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.726194] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09d0b5a5cd [ 39.727455] RDX: 0000562cd07efe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.728717] RBP: 00007fff86709280 R08: 0000000000000000 R09: 00007fff86708920 [ 39.729975] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562cd440e2b0 [ 39.731232] R13: 00007fff867096b0 R14: 0000562cd4410d20 R15: 0000562cd44228d0 [ 39.732524] [ 39.732933] irq event stamp: 1731 [ 39.733583] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 39.735085] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 39.736562] softirqs last enabled at (1654): [] handle_softirqs+0x50c/0x770 [ 39.738034] softirqs last disabled at (1649): [] __irq_exit_rcu+0xc4/0x100 [ 39.739245] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.197270] ------------[ cut here ]------------ [ 43.198226] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.200264] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 43.201993] Modules linked in: [ 43.202681] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.204692] Tainted: [W]=WARN [ 43.205292] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.206772] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.207687] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 43.210909] RSP: 0018:ffff88801ae47bc0 EFLAGS: 00010286 [ 43.211901] RAX: 0000000000000000 RBX: ffffed10035c8f78 RCX: ffffffff813a4050 [ 43.213223] RDX: ffff88800f7eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.214533] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035c8f2f [ 43.215824] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.217120] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ae47df8 [ 43.218427] FS: 00007fea06a56900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.219877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.220941] CR2: 00007fea06f48580 CR3: 000000000d8ae000 CR4: 0000000000350ef0 [ 43.222240] Call Trace: [ 43.222716] [ 43.223176] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.224080] ? __create_object+0x59/0x80 [ 43.224819] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.225805] __vmalloc_noprof+0x59/0x60 [ 43.226550] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.227444] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.228391] bpf_prog_alloc+0x39/0x200 [ 43.229145] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.230147] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.231087] do_seccomp+0x349/0x25e0 [ 43.231764] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.232668] ? __pfx_do_seccomp+0x10/0x10 [ 43.233475] ? find_held_lock+0x2b/0x80 [ 43.234242] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.235208] ? static_key_count+0x60/0x80 [ 43.235968] prctl_set_seccomp+0x4e/0x70 [ 43.236746] __do_sys_prctl+0xe6c/0x1d70 [ 43.237562] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.238438] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.239419] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.240388] ? irqentry_exit+0xf3/0x650 [ 43.241156] do_syscall_64+0xbf/0x430 [ 43.241863] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.242808] RIP: 0033:0x7fea06f485cd [ 43.243515] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 43.246746] RSP: 002b:00007ffffa022c70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.248117] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea06f485cd [ 43.249410] RDX: 000055ea1983be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.250719] RBP: 00007ffffa022cd0 R08: 0000000000000000 R09: 00007ffffa022370 [ 43.252037] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea525d8bf0 [ 43.253347] R13: 00007ffffa023100 R14: 000055ea525e2380 R15: 000055ea525ed460 [ 43.254675] [ 43.255135] irq event stamp: 1845 [ 43.255756] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 43.257289] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 43.258840] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 43.260406] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 43.261950] ---[ end trace 0000000000000000 ]--- [ 44.132975] ------------[ cut here ]------------ [ 44.133926] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 44.135942] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 44.137441] Modules linked in: [ 44.138093] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 44.140122] Tainted: [W]=WARN [ 44.140686] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 44.142411] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 44.143378] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 44.146578] RSP: 0018:ffff88800f637bc0 EFLAGS: 00010286 [ 44.147546] RAX: 0000000000000000 RBX: ffffed1001ec6f78 RCX: ffffffff813a4050 [ 44.148822] RDX: ffff88800f7e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 44.150117] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ec6f2f [ 44.151388] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 44.152667] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f637df8 [ 44.153946] FS: 00007fb3991db900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 44.155392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.156460] CR2: 00007fffd1987ef7 CR3: 000000000cf05000 CR4: 0000000000350ef0 [ 44.157756] Call Trace: [ 44.158246] [ 44.158655] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 44.159548] ? __create_object+0x59/0x80 [ 44.160334] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 44.161287] __vmalloc_noprof+0x59/0x60 [ 44.162060] bpf_prog_alloc_no_stats+0x55/0x470 [ 44.162895] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.163818] bpf_prog_alloc+0x39/0x200 [ 44.164543] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.165464] bpf_prog_create_from_user+0xb2/0x2f0 [ 44.166368] do_seccomp+0x349/0x25e0 [ 44.167084] ? find_held_lock+0x2b/0x80 [ 44.167806] ? do_prlimit+0x310/0x610 [ 44.168533] ? __pfx_do_seccomp+0x10/0x10 [ 44.169312] ? do_raw_spin_unlock+0x53/0x220 [ 44.170145] ? _raw_spin_unlock+0x1e/0x40 [ 44.170905] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 44.171862] ? static_key_count+0x60/0x80 [ 44.172659] prctl_set_seccomp+0x4e/0x70 [ 44.173437] __do_sys_prctl+0xe6c/0x1d70 [ 44.174221] ? __pfx___do_sys_prctl+0x10/0x10 [ 44.175076] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 44.176013] ? irqentry_exit+0xf3/0x650 [ 44.176777] do_syscall_64+0xbf/0x430 [ 44.177523] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.178473] RIP: 0033:0x7fb3996cd5cd [ 44.179186] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 44.182343] RSP: 002b:00007fffd1986a10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.183692] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb3996cd5cd [ 44.184971] RDX: 000055685ddc9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.186261] RBP: 00007fffd1986a70 R08: 0000000000000000 R09: 00007fffd1986110 [ 44.187552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556878a6bad0 [ 44.188827] R13: 00007fffd1986ea0 R14: 0000556878a6cbc0 R15: 0000556878a7d780 [ 44.190136] [ 44.190556] irq event stamp: 1815 [ 44.191198] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 44.192725] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 44.194249] softirqs last enabled at (1372): [] handle_softirqs+0x50c/0x770 [ 44.195782] softirqs last disabled at (1367): [] __irq_exit_rcu+0xc4/0x100 [ 44.197281] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:15166' (ECDSA) to the list of known hosts. 2025/11/18 11:48:13 fuzzer started 2025/11/18 11:48:13 dialing manager at localhost:34383 2025/11/18 11:48:13 checking machine... 2025/11/18 11:48:13 checking revisions... [ 45.047278] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:48:13 testing simple program... [ 45.122160] cgroup: Unknown subsys name 'net' [ 45.178520] cgroup: Unknown subsys name 'cpuset' [ 45.190922] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:48:12 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000000 RCX=ffffffff8649b420 RDX=0000000000000cc0 RSI=0000000000000010 RDI=ffffffff8899cb80 RBP=ffff88801be8b980 RSP=ffff88801420fd78 R8 =0000000000000000 R9 =0000000000000001 R10=0000000000000000 R11=0000000000000001 R12=0000000000000009 R13=ffffffff8899cb80 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff83c82944 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fea06a56900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffffa01c000 CR3=00000000200b3000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff8880143f9bc0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888019ba75a0 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000055f R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888019ba7688 RIP=ffffffff81529327 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f42c9bf2000 CR3=000000000e24e000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=38343a313120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343033 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000