[ 38.987352] ------------[ cut here ]------------ [ 38.988271] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.990341] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.991784] Modules linked in: [ 38.992649] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.994693] Tainted: [W]=WARN [ 38.995310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.996789] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.997714] 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 [ 39.000926] RSP: 0018:ffff88801877fbc0 EFLAGS: 00010286 [ 39.001913] RAX: 0000000000000000 RBX: ffffed10030eff78 RCX: ffffffff813a4050 [ 39.003230] RDX: ffff88800d619bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.004509] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030eff2f [ 39.005796] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.007090] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801877fdf8 [ 39.008373] FS: 00007f6d5c608900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.009818] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.010892] CR2: 00007ffd404d8ef7 CR3: 000000001a7c0000 CR4: 0000000000350ef0 [ 39.012182] Call Trace: [ 39.012687] [ 39.013096] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.013985] ? __create_object+0x59/0x80 [ 39.014787] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.015777] __vmalloc_noprof+0x59/0x60 [ 39.016542] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.017412] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.018341] bpf_prog_alloc+0x39/0x200 [ 39.019062] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.019987] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.020894] do_seccomp+0x349/0x25e0 [ 39.021619] ? find_held_lock+0x2b/0x80 [ 39.022386] ? do_prlimit+0x310/0x610 [ 39.023111] ? __pfx_do_seccomp+0x10/0x10 [ 39.023894] ? do_raw_spin_unlock+0x53/0x220 [ 39.024721] ? _raw_spin_unlock+0x1e/0x40 [ 39.025507] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.026478] ? static_key_count+0x60/0x80 [ 39.027300] prctl_set_seccomp+0x4e/0x70 [ 39.028043] __do_sys_prctl+0xe6c/0x1d70 [ 39.028837] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.029698] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.030683] ? irqentry_exit+0xf3/0x650 [ 39.031467] do_syscall_64+0xbf/0x430 [ 39.032166] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.033115] RIP: 0033:0x7f6d5cafa5cd [ 39.033818] 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 [ 39.036978] RSP: 002b:00007ffd404d6dd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.038347] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d5cafa5cd [ 39.039657] RDX: 000055a3f4b51e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.040963] RBP: 00007ffd404d6e30 R08: 0000000000000000 R09: 00007ffd404d64d0 [ 39.042265] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a41c43cad0 [ 39.043457] R13: 00007ffd404d7260 R14: 000055a41c43dbc0 R15: 000055a41c44e780 [ 39.044533] [ 39.044881] irq event stamp: 1809 [ 39.045428] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 39.046704] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 39.047960] softirqs last enabled at (1758): [] handle_softirqs+0x50c/0x770 [ 39.049236] softirqs last disabled at (1753): [] __irq_exit_rcu+0xc4/0x100 [ 39.050494] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.517945] ------------[ cut here ]------------ [ 42.518722] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.520595] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.521989] Modules linked in: [ 42.522519] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.524150] Tainted: [W]=WARN [ 42.524643] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.525869] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.526633] 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 [ 42.529228] RSP: 0018:ffff8880171dfbc0 EFLAGS: 00010286 [ 42.529991] RAX: 0000000000000000 RBX: ffffed1002e3bf78 RCX: ffffffff813a4050 [ 42.531038] RDX: ffff888016560000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.532080] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3bf2f [ 42.533136] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.534187] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171dfdf8 [ 42.535258] FS: 00007fb649741900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.536412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.537251] CR2: 00007fb649c33580 CR3: 0000000016759000 CR4: 0000000000350ef0 [ 42.538285] Call Trace: [ 42.538662] [ 42.539000] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.539713] ? __create_object+0x59/0x80 [ 42.540333] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.541078] __vmalloc_noprof+0x59/0x60 [ 42.541675] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.542373] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.543111] bpf_prog_alloc+0x39/0x200 [ 42.543698] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.544447] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.545143] do_seccomp+0x349/0x25e0 [ 42.545717] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.546440] ? __pfx_do_seccomp+0x10/0x10 [ 42.547058] ? find_held_lock+0x2b/0x80 [ 42.547669] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.548442] ? static_key_count+0x60/0x80 [ 42.549060] prctl_set_seccomp+0x4e/0x70 [ 42.549685] __do_sys_prctl+0xe6c/0x1d70 [ 42.550324] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.551019] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.551792] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.552578] ? irqentry_exit+0xf3/0x650 [ 42.553154] do_syscall_64+0xbf/0x430 [ 42.553746] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.554515] RIP: 0033:0x7fb649c335cd [ 42.555065] 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 [ 42.557634] RSP: 002b:00007ffe991188f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.558741] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb649c335cd [ 42.559778] RDX: 00005620dbf9ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.560800] RBP: 00007ffe99118950 R08: 0000000000000000 R09: 00007ffe99117ff0 [ 42.561823] R10: 0000000000000000 R11: 0000000000000246 R12: 00005620fec3cb10 [ 42.562870] R13: 00007ffe99118d80 R14: 00005620fec3d2b0 R15: 00005620fec516f0 [ 42.563894] [ 42.564260] irq event stamp: 1795 [ 42.564748] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 42.565962] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 42.567181] softirqs last enabled at (1304): [] handle_softirqs+0x50c/0x770 [ 42.568457] softirqs last disabled at (1259): [] __irq_exit_rcu+0xc4/0x100 [ 42.569656] ---[ end trace 0000000000000000 ]--- [ 43.372799] ------------[ cut here ]------------ [ 43.373763] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.375852] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.377352] Modules linked in: [ 43.377952] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.380303] Tainted: [W]=WARN [ 43.380862] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.382374] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.383300] 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 [ 43.386549] RSP: 0018:ffff888016f7fbc0 EFLAGS: 00010286 [ 43.387597] RAX: 0000000000000000 RBX: ffffed1002deff78 RCX: ffffffff813a4050 [ 43.388915] RDX: ffff88800f16d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.390246] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002deff2f [ 43.391975] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.393290] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f7fdf8 [ 43.394608] FS: 00007fd85c420900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.396092] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.397171] CR2: 00007fff715e8ef7 CR3: 000000001a635000 CR4: 0000000000350ef0 [ 43.398508] Call Trace: [ 43.398993] [ 43.399461] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.400366] ? __create_object+0x59/0x80 [ 43.401118] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.402096] __vmalloc_noprof+0x59/0x60 [ 43.402872] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.403770] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.404728] bpf_prog_alloc+0x39/0x200 [ 43.405483] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.406415] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.407317] do_seccomp+0x349/0x25e0 [ 43.407993] ? find_held_lock+0x2b/0x80 [ 43.408760] ? do_prlimit+0x310/0x610 [ 43.409499] ? __pfx_do_seccomp+0x10/0x10 [ 43.410286] ? do_raw_spin_unlock+0x53/0x220 [ 43.411101] ? _raw_spin_unlock+0x1e/0x40 [ 43.411891] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.412863] ? static_key_count+0x60/0x80 [ 43.413666] prctl_set_seccomp+0x4e/0x70 [ 43.414433] __do_sys_prctl+0xe6c/0x1d70 [ 43.415174] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.416035] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.417002] ? irqentry_exit+0xf3/0x650 [ 43.417770] do_syscall_64+0xbf/0x430 [ 43.418512] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.419480] RIP: 0033:0x7fd85c9125cd [ 43.420132] 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 [ 43.423291] RSP: 002b:00007fff715e7470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.424650] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd85c9125cd [ 43.425926] RDX: 0000560469448e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.427225] RBP: 00007fff715e74d0 R08: 0000000000000000 R09: 00007fff715e6b70 [ 43.428498] R10: 0000000000000000 R11: 0000000000000246 R12: 000056046ef9ebf0 [ 43.429758] R13: 00007fff715e7900 R14: 000056046efa8380 R15: 000056046efb3460 [ 43.431074] [ 43.431586] irq event stamp: 1885 [ 43.432327] hardirqs last enabled at (1895): [] __up_console_sem+0x78/0x80 [ 43.434034] hardirqs last disabled at (1904): [] __up_console_sem+0x5d/0x80 [ 43.435760] softirqs last enabled at (1806): [] handle_softirqs+0x50c/0x770 [ 43.437493] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 [ 43.439239] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48145' (ECDSA) to the list of known hosts. 2025/11/19 04:18:59 fuzzer started 2025/11/19 04:18:59 dialing manager at localhost:34383 2025/11/19 04:18:59 checking machine... 2025/11/19 04:18:59 checking revisions... [ 44.379508] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:18:59 testing simple program... [ 44.470802] cgroup: Unknown subsys name 'net' [ 44.523193] cgroup: Unknown subsys name 'cpuset' [ 44.544613] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:18:58 Registers: info registers vcpu 0 RAX=ffff8880096278a8 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff888009627701 RSI=ffff8880096277e0 RDI=ffff8880096277e0 RBP=ffff888009627868 RSP=ffff888009627750 R8 =0000000000000001 R9 =ffff888009627850 R10=000000000003c9ed R11=0000000000006e2e R12=ffff888009627870 R13=ffff888009627858 R14=ffff8880096277e0 R15=ffff888009627810 RIP=ffffffff8135fb38 RFL=00000202 [-------] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb649cf90b0 CR3=000000000e90b000 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=6edfd50ca35f7aa42f46b393c22a42bd XMM02=0000000000300c20eff9b2d0a8fce9cb XMM03=0000000000300cf02c67c8bc2e329bc3 XMM04=f0d84c554679c39000000000000ae988 XMM05=07c8bb74b6c04a44000000000031f2c8 XMM06=d74844bf967d85ba000000000031f150 XMM07=e042d86d42eb936e000000000030eba0 XMM08=876272b4273626920000000000300cf0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0d35f3f RBX=ffffffff869af9fc RCX=ffffffff84c6acde RDX=0000000000000000 RSI=ffffffff86e87004 RDI=ffffffff869af9f4 RBP=ffffffff869af9f4 RSP=ffff888016e7f938 R8 =ffffffff86e87004 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d16 R12=ffffffff869afa04 R13=ffffffff869af9f4 R14=ffffffff869af9f4 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000217 [----APC] 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 00007fb649741900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe99112000 CR3=000000001ef5e000 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=00ff0000000000000000000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000