[ 46.456108] ------------[ cut here ]------------ [ 46.457051] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.459065] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.460533] Modules linked in: [ 46.461209] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.463287] Tainted: [W]=WARN [ 46.463859] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.465354] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.466269] 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 [ 46.469460] RSP: 0018:ffff88801583fbc0 EFLAGS: 00010286 [ 46.470435] RAX: 0000000000000000 RBX: ffffed1002b07f78 RCX: ffffffff813a4050 [ 46.471719] RDX: ffff888018c59bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.473023] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b07f2f [ 46.474335] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.475627] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801583fdf8 [ 46.476921] FS: 00007f03d7fba900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.478394] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.479466] CR2: 00007ffd57db1ef7 CR3: 000000000b67a000 CR4: 0000000000350ef0 [ 46.480763] Call Trace: [ 46.481303] [ 46.481719] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.482632] ? __create_object+0x59/0x80 [ 46.483404] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.484365] __vmalloc_noprof+0x59/0x60 [ 46.485149] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.486010] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.486897] bpf_prog_alloc+0x39/0x200 [ 46.487628] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.488551] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.489487] do_seccomp+0x349/0x25e0 [ 46.490209] ? find_held_lock+0x2b/0x80 [ 46.490912] ? do_prlimit+0x310/0x610 [ 46.491656] ? __pfx_do_seccomp+0x10/0x10 [ 46.492440] ? do_raw_spin_unlock+0x53/0x220 [ 46.493298] ? _raw_spin_unlock+0x1e/0x40 [ 46.494094] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.495074] ? static_key_count+0x60/0x80 [ 46.495816] prctl_set_seccomp+0x4e/0x70 [ 46.496592] __do_sys_prctl+0xe6c/0x1d70 [ 46.497411] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.498268] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.499258] ? irqentry_exit+0xf3/0x650 [ 46.500027] do_syscall_64+0xbf/0x430 [ 46.500723] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.501690] RIP: 0033:0x7f03d84ac5cd [ 46.502396] 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 [ 46.505566] RSP: 002b:00007ffd57db02a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.506928] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03d84ac5cd [ 46.508229] RDX: 000055b48e404e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.509518] RBP: 00007ffd57db0300 R08: 0000000000000000 R09: 00007ffd57daf9a0 [ 46.510809] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b49690cb10 [ 46.512155] R13: 00007ffd57db0730 R14: 000055b49690d2b0 R15: 000055b4969216f0 [ 46.513627] [ 46.514108] irq event stamp: 1749 [ 46.514712] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 46.516247] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 46.517790] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 46.519313] softirqs last disabled at (1703): [] __irq_exit_rcu+0xc4/0x100 [ 46.520840] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.641121] ------------[ cut here ]------------ [ 49.641856] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.643487] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.644707] Modules linked in: [ 49.645232] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.647058] Tainted: [W]=WARN [ 49.647520] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.648771] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.649817] 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 [ 49.652520] RSP: 0018:ffff88801775fbc0 EFLAGS: 00010286 [ 49.653356] RAX: 0000000000000000 RBX: ffffed1002eebf78 RCX: ffffffff813a4050 [ 49.654437] RDX: ffff8880141cb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.655509] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eebf2f [ 49.656592] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.657690] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801775fdf8 [ 49.658776] FS: 00007fa57ac16900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.659997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.661002] CR2: 00007fa57b108580 CR3: 000000000b71c000 CR4: 0000000000350ef0 [ 49.662098] Call Trace: [ 49.662491] [ 49.662836] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.663586] ? __create_object+0x59/0x80 [ 49.664245] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.665063] __vmalloc_noprof+0x59/0x60 [ 49.665665] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.666391] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.667197] bpf_prog_alloc+0x39/0x200 [ 49.667783] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.668559] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.669333] do_seccomp+0x349/0x25e0 [ 49.669905] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.670652] ? __pfx_do_seccomp+0x10/0x10 [ 49.671305] ? find_held_lock+0x2b/0x80 [ 49.671990] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.672801] ? static_key_count+0x60/0x80 [ 49.673489] prctl_set_seccomp+0x4e/0x70 [ 49.674143] __do_sys_prctl+0xe6c/0x1d70 [ 49.674772] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.675487] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.676304] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.677130] ? irqentry_exit+0xf3/0x650 [ 49.677741] do_syscall_64+0xbf/0x430 [ 49.678360] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.679165] RIP: 0033:0x7fa57b1085cd [ 49.679727] 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 [ 49.682547] RSP: 002b:00007ffce394be20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.683742] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa57b1085cd [ 49.684821] RDX: 000056543c908e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.685914] RBP: 00007ffce394be80 R08: 0000000000000000 R09: 00007ffce394b520 [ 49.687002] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565454b9e2b0 [ 49.688073] R13: 00007ffce394c2b0 R14: 0000565454ba0d20 R15: 0000565454bb28d0 [ 49.689175] [ 49.689533] irq event stamp: 1687 [ 49.690079] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80 [ 49.691365] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 49.692661] softirqs last enabled at (1430): [] handle_softirqs+0x50c/0x770 [ 49.694069] softirqs last disabled at (1423): [] __irq_exit_rcu+0xc4/0x100 [ 49.695354] ---[ end trace 0000000000000000 ]--- [ 50.532219] ------------[ cut here ]------------ [ 50.533138] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.535098] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.536753] Modules linked in: [ 50.537467] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.539401] Tainted: [W]=WARN [ 50.539997] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.541453] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.542367] 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 [ 50.545512] RSP: 0018:ffff888016057bc0 EFLAGS: 00010286 [ 50.546487] RAX: 0000000000000000 RBX: ffffed1002c0af78 RCX: ffffffff813a4050 [ 50.547740] RDX: ffff88800f401bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.549019] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c0af2f [ 50.550291] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.551557] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016057df8 [ 50.552825] FS: 00007fd452337900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.554256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.555328] CR2: 00007ffd9f1e2ef7 CR3: 000000000e881000 CR4: 0000000000350ef0 [ 50.556592] Call Trace: [ 50.557107] [ 50.557511] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.558399] ? __create_object+0x59/0x80 [ 50.559186] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.560168] __vmalloc_noprof+0x59/0x60 [ 50.560880] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.561753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.562682] bpf_prog_alloc+0x39/0x200 [ 50.563414] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.564341] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.565267] do_seccomp+0x349/0x25e0 [ 50.565985] ? find_held_lock+0x2b/0x80 [ 50.566706] ? do_prlimit+0x310/0x610 [ 50.567477] ? __pfx_do_seccomp+0x10/0x10 [ 50.568280] ? do_raw_spin_unlock+0x53/0x220 [ 50.569141] ? _raw_spin_unlock+0x1e/0x40 [ 50.569881] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.570843] ? static_key_count+0x60/0x80 [ 50.571645] prctl_set_seccomp+0x4e/0x70 [ 50.572415] __do_sys_prctl+0xe6c/0x1d70 [ 50.573212] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.574098] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.575087] ? irqentry_exit+0xf3/0x650 [ 50.575825] do_syscall_64+0xbf/0x430 [ 50.576568] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.577518] RIP: 0033:0x7fd4528295cd [ 50.578225] 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 [ 50.581439] RSP: 002b:00007ffd9f1e14b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.582818] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd4528295cd [ 50.584108] RDX: 00005596eb407e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.585422] RBP: 00007ffd9f1e1510 R08: 0000000000000000 R09: 00007ffd9f1e0bb0 [ 50.586701] R10: 0000000000000000 R11: 0000000000000246 R12: 00005596f41ebad0 [ 50.587993] R13: 00007ffd9f1e1940 R14: 00005596f41ecbc0 R15: 00005596f41fd780 [ 50.589331] [ 50.589759] irq event stamp: 1807 [ 50.590423] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 50.591976] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 50.593498] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 50.595028] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 [ 50.596562] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8551' (ECDSA) to the list of known hosts. 2025/11/18 12:35:53 fuzzer started 2025/11/18 12:35:54 dialing manager at localhost:34383 2025/11/18 12:35:54 checking machine... 2025/11/18 12:35:54 checking revisions... [ 51.458679] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:35:54 testing simple program... [ 51.531338] cgroup: Unknown subsys name 'net' [ 51.576683] cgroup: Unknown subsys name 'cpuset' [ 51.589707] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:35:53 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81619130 RCX=ffff8880176af7dc RDX=1ffff11002ed5f11 RSI=ffffffff8229a0de RDI=ffff8880176af888 RBP=ffff8880176af920 RSP=ffff8880176af860 R8 =0000000000000001 R9 =ffff8880176af8c8 R10=000000000003c9ed R11=0000000000023cd5 R12=ffff8880176af950 R13=0000000000000000 R14=ffff888018c58000 R15=ffff8880176af888 RIP=ffffffff8135e410 RFL=00000216 [----AP-] 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 00007fa57ac16900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffce3945000 CR3=000000000d5f8000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff81b2a563 RBX=0000000000000001 RCX=ffffffff86ab8e20 RDX=dffffc0000000000 RSI=ffff888009757ba8 RDI=1ffff110012eaf13 RBP=ffff888009757898 RSP=ffff8880097577d0 R8 =ffffffff86ab8e24 R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000025764 R12=ffff8880097578a0 R13=ffff888009757888 R14=ffff888009757bb0 R15=ffff888009757840 RIP=ffffffff8135efdb 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 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7c8f1a2388 CR3=000000000db02000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=13cd44181ed77c9700000000000ae988 XMM05=c84f86c45d8a29bf000000000031f108 XMM06=07c8bb74b6c04a44000000000031dc30 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000