[ 39.144001] ------------[ cut here ]------------ [ 39.144945] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.146914] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.148336] Modules linked in: [ 39.148938] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.150900] Tainted: [W]=WARN [ 39.151496] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.152969] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.153869] 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 [ 39.157005] RSP: 0018:ffff88800e737bc0 EFLAGS: 00010286 [ 39.157973] RAX: 0000000000000000 RBX: ffffed1001ce6f78 RCX: ffffffff813a4050 [ 39.159227] RDX: ffff88800c0d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.160496] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ce6f2f [ 39.161765] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.163029] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e737df8 [ 39.164294] FS: 00007f9951f45900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.165719] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.166760] CR2: 00007f9952437580 CR3: 000000000d1d8000 CR4: 0000000000350ef0 [ 39.168014] Call Trace: [ 39.168524] [ 39.168926] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.169809] ? __create_object+0x59/0x80 [ 39.170587] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.171538] __vmalloc_noprof+0x59/0x60 [ 39.172286] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.173111] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.174034] bpf_prog_alloc+0x39/0x200 [ 39.174768] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.175681] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.176584] do_seccomp+0x349/0x25e0 [ 39.177279] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.178136] ? __pfx_do_seccomp+0x10/0x10 [ 39.178924] ? find_held_lock+0x2b/0x80 [ 39.179673] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.180655] ? static_key_count+0x60/0x80 [ 39.181475] prctl_set_seccomp+0x4e/0x70 [ 39.182279] __do_sys_prctl+0xe6c/0x1d70 [ 39.183015] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.183861] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.184831] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.185818] ? irqentry_exit+0xf3/0x650 [ 39.186583] do_syscall_64+0xbf/0x430 [ 39.187322] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.188295] RIP: 0033:0x7f99524375cd [ 39.188955] 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 [ 39.192134] RSP: 002b:00007ffff1a72390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.193502] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f99524375cd [ 39.194772] RDX: 000055cbcf48be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.196091] RBP: 00007ffff1a723f0 R08: 0000000000000000 R09: 00007ffff1a71a90 [ 39.197398] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cbd3f56ad0 [ 39.198665] R13: 00007ffff1a72820 R14: 000055cbd3f57bc0 R15: 000055cbd3f68780 [ 39.199966] [ 39.200459] irq event stamp: 1711 [ 39.201063] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 39.202586] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 39.204103] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 39.205656] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 39.207214] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.589358] ------------[ cut here ]------------ [ 42.590286] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.592275] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.593887] Modules linked in: [ 42.594584] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.596501] Tainted: [W]=WARN [ 42.597020] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.598400] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.599248] 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 [ 42.602230] RSP: 0018:ffff888016cafbc0 EFLAGS: 00010286 [ 42.603100] RAX: 0000000000000000 RBX: ffffed1002d95f78 RCX: ffffffff813a4050 [ 42.604296] RDX: ffff888016621bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.605545] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d95f2f [ 42.606765] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.607982] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cafdf8 [ 42.609232] FS: 00007f084b00e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.610586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.611601] CR2: 00007ffdbb14aef7 CR3: 000000001f507000 CR4: 0000000000350ef0 [ 42.612837] Call Trace: [ 42.613329] [ 42.613724] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.614587] ? __create_object+0x59/0x80 [ 42.615342] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.616259] __vmalloc_noprof+0x59/0x60 [ 42.616938] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.617767] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.618646] bpf_prog_alloc+0x39/0x200 [ 42.619348] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.620213] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.621041] do_seccomp+0x349/0x25e0 [ 42.621731] ? find_held_lock+0x2b/0x80 [ 42.622445] ? do_prlimit+0x310/0x610 [ 42.623107] ? __pfx_do_seccomp+0x10/0x10 [ 42.623850] ? do_raw_spin_unlock+0x53/0x220 [ 42.624653] ? _raw_spin_unlock+0x1e/0x40 [ 42.625392] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.626300] ? static_key_count+0x60/0x80 [ 42.627003] prctl_set_seccomp+0x4e/0x70 [ 42.627730] __do_sys_prctl+0xe6c/0x1d70 [ 42.628488] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.629293] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.630163] ? irqentry_exit+0xf3/0x650 [ 42.630890] do_syscall_64+0xbf/0x430 [ 42.631589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.632504] RIP: 0033:0x7f084b5005cd [ 42.633136] 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 [ 42.636162] RSP: 002b:00007ffdbb1495c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.637518] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f084b5005cd [ 42.638774] RDX: 0000562817b4fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.640005] RBP: 00007ffdbb149620 R08: 0000000000000000 R09: 00007ffdbb148cc0 [ 42.641260] R10: 0000000000000000 R11: 0000000000000246 R12: 000056281c50f2b0 [ 42.642493] R13: 00007ffdbb149a50 R14: 000056281c511d20 R15: 000056281c5238d0 [ 42.643757] [ 42.644158] irq event stamp: 1723 [ 42.644780] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 42.646244] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 42.647705] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 42.649206] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 42.650645] ---[ end trace 0000000000000000 ]--- [ 43.506492] ------------[ cut here ]------------ [ 43.507458] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.509461] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.510931] Modules linked in: [ 43.511575] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.513568] Tainted: [W]=WARN [ 43.514112] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.515592] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.516507] 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 [ 43.519707] RSP: 0018:ffff888016b6fbc0 EFLAGS: 00010286 [ 43.520687] RAX: 0000000000000000 RBX: ffffed1002d6df78 RCX: ffffffff813a4050 [ 43.521967] RDX: ffff888014279bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.523255] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d6df2f [ 43.524551] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.525839] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b6fdf8 [ 43.527108] FS: 00007f42ccb2b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.528578] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.529631] CR2: 00007ffd9681cef7 CR3: 0000000016f48000 CR4: 0000000000350ef0 [ 43.530906] Call Trace: [ 43.531418] [ 43.531837] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.532762] ? __create_object+0x59/0x80 [ 43.533561] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.534547] __vmalloc_noprof+0x59/0x60 [ 43.535304] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.536138] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.537099] bpf_prog_alloc+0x39/0x200 [ 43.537838] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.538784] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.539694] do_seccomp+0x349/0x25e0 [ 43.540435] ? find_held_lock+0x2b/0x80 [ 43.541208] ? do_prlimit+0x310/0x610 [ 43.541929] ? __pfx_do_seccomp+0x10/0x10 [ 43.542724] ? do_raw_spin_unlock+0x53/0x220 [ 43.543561] ? _raw_spin_unlock+0x1e/0x40 [ 43.544346] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.545332] ? static_key_count+0x60/0x80 [ 43.546110] prctl_set_seccomp+0x4e/0x70 [ 43.546901] __do_sys_prctl+0xe6c/0x1d70 [ 43.547717] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.548599] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.549587] ? irqentry_exit+0xf3/0x650 [ 43.550357] do_syscall_64+0xbf/0x430 [ 43.551055] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.552017] RIP: 0033:0x7f42cd01d5cd [ 43.552753] 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 [ 43.555955] RSP: 002b:00007ffd9681a2f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.557358] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42cd01d5cd [ 43.558670] RDX: 000055bea332ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.559974] RBP: 00007ffd9681a350 R08: 0000000000000000 R09: 00007ffd968199f0 [ 43.561273] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bed4552ad0 [ 43.562574] R13: 00007ffd9681a780 R14: 000055bed4553bc0 R15: 000055bed4564780 [ 43.563887] [ 43.564366] irq event stamp: 1777 [ 43.564994] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 43.566531] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 43.568072] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 43.569647] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 43.571164] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:3823' (ECDSA) to the list of known hosts. 2025/11/19 00:08:51 fuzzer started 2025/11/19 00:08:51 dialing manager at localhost:34383 2025/11/19 00:08:51 checking machine... 2025/11/19 00:08:51 checking revisions... [ 44.442560] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:08:51 testing simple program... [ 44.539122] cgroup: Unknown subsys name 'net' [ 44.638238] cgroup: Unknown subsys name 'cpuset' [ 44.652970] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:08:50 Registers: info registers vcpu 0 RAX=0000000000000100 RBX=ffff8880115b0190 RCX=0000000000000001 RDX=ffffffff885b6f10 RSI=ffff888017571200 RDI=0000000000000000 RBP=ffff888016ddea68 RSP=ffff888016e77008 R8 =0000000000000000 R9 =ffffed1002dcedf3 R10=0000000000000003 R11=0000000000000001 R12=ffff888017571200 R13=0000000000000100 R14=0000000000000001 R15=0000000000000282 RIP=ffffffff81b627f4 RFL=00000006 [-----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 00007f084b00e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f084afed020 CR3=000000001f595000 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=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000021171 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f62cafd4000 CR3=000000000df73000 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=38303a303020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343931 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000