[ 46.841228] ------------[ cut here ]------------ [ 46.841898] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.843415] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.844516] Modules linked in: [ 46.844965] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.846528] Tainted: [W]=WARN [ 46.846953] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.848063] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.848748] 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 [ 46.851156] RSP: 0018:ffff88801640fbc0 EFLAGS: 00010286 [ 46.851868] RAX: 0000000000000000 RBX: ffffed1002c81f78 RCX: ffffffff813a4050 [ 46.852843] RDX: ffff888017841bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.853834] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c81f2f [ 46.854811] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.855795] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801640fdf8 [ 46.856769] FS: 00007f1437d50900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.857858] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.858657] CR2: 00007f14382b64a6 CR3: 000000000ba3a000 CR4: 0000000000350ef0 [ 46.859621] Call Trace: [ 46.859972] [ 46.860313] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.860955] ? __create_object+0x59/0x80 [ 46.861546] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.862269] __vmalloc_noprof+0x59/0x60 [ 46.862808] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.863467] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.864164] bpf_prog_alloc+0x39/0x200 [ 46.864688] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.865389] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.866040] do_seccomp+0x349/0x25e0 [ 46.866577] ? find_held_lock+0x2b/0x80 [ 46.867140] ? do_prlimit+0x310/0x610 [ 46.867664] ? __pfx_do_seccomp+0x10/0x10 [ 46.868254] ? do_raw_spin_unlock+0x53/0x220 [ 46.868853] ? _raw_spin_unlock+0x1e/0x40 [ 46.869444] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.870176] ? static_key_count+0x60/0x80 [ 46.870751] prctl_set_seccomp+0x4e/0x70 [ 46.871339] __do_sys_prctl+0xe6c/0x1d70 [ 46.871905] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.872546] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.873279] ? irqentry_exit+0xf3/0x650 [ 46.873828] do_syscall_64+0xbf/0x430 [ 46.874379] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.875103] RIP: 0033:0x7f14382425cd [ 46.875607] 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 [ 46.878010] RSP: 002b:00007fff976a5260 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.879045] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f14382425cd [ 46.880005] RDX: 000055fa007a8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.880965] RBP: 00007fff976a52c0 R08: 0000000000000000 R09: 00007fff976a4960 [ 46.881934] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fa04860ad0 [ 46.882891] R13: 00007fff976a56f0 R14: 000055fa04861bc0 R15: 000055fa04872780 [ 46.883860] [ 46.884222] irq event stamp: 1799 [ 46.884676] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 46.885818] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 46.886955] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 46.888101] softirqs last disabled at (1789): [] __irq_exit_rcu+0xc4/0x100 [ 46.889248] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.940041] ------------[ cut here ]------------ [ 49.940944] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.942939] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.944393] Modules linked in: [ 49.944985] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.946983] Tainted: [W]=WARN [ 49.947591] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.949097] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.949981] 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 [ 49.953170] RSP: 0018:ffff88801a0c7bc0 EFLAGS: 00010286 [ 49.954149] RAX: 0000000000000000 RBX: ffffed1003418f78 RCX: ffffffff813a4050 [ 49.955449] RDX: ffff88801a389bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.956731] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003418f2f [ 49.958042] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.959329] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a0c7df8 [ 49.960627] FS: 00007fbdf56e0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.962105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.963177] CR2: 00007ffe65344ef8 CR3: 000000001f839000 CR4: 0000000000350ef0 [ 49.964482] Call Trace: [ 49.964957] [ 49.965428] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.966331] ? __create_object+0x59/0x80 [ 49.967118] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.968048] __vmalloc_noprof+0x59/0x60 [ 49.968821] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.969701] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.970639] bpf_prog_alloc+0x39/0x200 [ 49.971370] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.972306] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.973228] do_seccomp+0x349/0x25e0 [ 49.973916] ? find_held_lock+0x2b/0x80 [ 49.974691] ? do_prlimit+0x310/0x610 [ 49.975434] ? __pfx_do_seccomp+0x10/0x10 [ 49.976234] ? do_raw_spin_unlock+0x53/0x220 [ 49.977045] ? _raw_spin_unlock+0x1e/0x40 [ 49.977838] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.978806] ? static_key_count+0x60/0x80 [ 49.979599] prctl_set_seccomp+0x4e/0x70 [ 49.980383] __do_sys_prctl+0xe6c/0x1d70 [ 49.981180] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.981999] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.982971] ? irqentry_exit+0xf3/0x650 [ 49.983741] do_syscall_64+0xbf/0x430 [ 49.984484] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.985451] RIP: 0033:0x7fbdf5bd25cd [ 49.986168] 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 [ 49.989369] RSP: 002b:00007ffe65343b10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.990748] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbdf5bd25cd [ 49.992070] RDX: 00005610fc383e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.993417] RBP: 00007ffe65343b70 R08: 0000000000000000 R09: 00007ffe65343210 [ 49.994715] R10: 0000000000000000 R11: 0000000000000246 R12: 000056111b03ab10 [ 49.996005] R13: 00007ffe65343fa0 R14: 000056111b03b2b0 R15: 000056111b04f6f0 [ 49.997325] [ 49.997751] irq event stamp: 1699 [ 49.998416] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 49.999946] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 50.001478] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 50.003019] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 50.004541] ---[ end trace 0000000000000000 ]--- [ 50.679431] ------------[ cut here ]------------ [ 50.680414] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.682429] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.683898] Modules linked in: [ 50.684571] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.686603] Tainted: [W]=WARN [ 50.687206] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.688690] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.689633] 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 [ 50.692795] RSP: 0018:ffff888015c7fbc0 EFLAGS: 00010286 [ 50.693794] RAX: 0000000000000000 RBX: ffffed1002b8ff78 RCX: ffffffff813a4050 [ 50.695108] RDX: ffff88801a38d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.696394] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b8ff2f [ 50.697684] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.698982] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c7fdf8 [ 50.700288] FS: 00007f09ffe83900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.701746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.702816] CR2: 00007f0a00375580 CR3: 000000000cbbc000 CR4: 0000000000350ef0 [ 50.704114] Call Trace: [ 50.704590] [ 50.705009] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.705937] ? __create_object+0x59/0x80 [ 50.706727] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.707710] __vmalloc_noprof+0x59/0x60 [ 50.708473] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.709373] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.710324] bpf_prog_alloc+0x39/0x200 [ 50.711025] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.711975] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.712905] do_seccomp+0x349/0x25e0 [ 50.713673] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.714600] ? __pfx_do_seccomp+0x10/0x10 [ 50.715405] ? find_held_lock+0x2b/0x80 [ 50.716202] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.717216] ? static_key_count+0x60/0x80 [ 50.717992] prctl_set_seccomp+0x4e/0x70 [ 50.718790] __do_sys_prctl+0xe6c/0x1d70 [ 50.719588] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.720476] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.721466] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.722462] ? irqentry_exit+0xf3/0x650 [ 50.723255] do_syscall_64+0xbf/0x430 [ 50.723963] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.724939] RIP: 0033:0x7f0a003755cd [ 50.725672] 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 [ 50.728835] RSP: 002b:00007fff402eb9f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.730232] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a003755cd [ 50.731547] RDX: 00005601c5c37e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.732844] RBP: 00007fff402eba50 R08: 0000000000000000 R09: 00007fff402eb0f0 [ 50.734161] R10: 0000000000000000 R11: 0000000000000246 R12: 00005601c9a07ad0 [ 50.735438] R13: 00007fff402ebe80 R14: 00005601c9a08bc0 R15: 00005601c9a19780 [ 50.736769] [ 50.737276] irq event stamp: 1765 [ 50.737840] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 50.739120] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 50.740391] softirqs last enabled at (1278): [] handle_softirqs+0x50c/0x770 [ 50.741695] softirqs last disabled at (1269): [] __irq_exit_rcu+0xc4/0x100 [ 50.742967] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:42459' (ECDSA) to the list of known hosts. 2025/11/18 20:21:46 fuzzer started 2025/11/18 20:21:46 dialing manager at localhost:34383 2025/11/18 20:21:46 checking machine... 2025/11/18 20:21:46 checking revisions... [ 51.594520] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:21:46 testing simple program... [ 51.690632] cgroup: Unknown subsys name 'net' [ 51.765959] cgroup: Unknown subsys name 'cpuset' [ 51.782849] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:21:46 Registers: info registers vcpu 0 RAX=ffffffff81a846b5 RBX=ffffffff81619130 RCX=ffff8880189f7544 RDX=1ffff1100313eec9 RSI=ffffffff81a846b5 RDI=ffff8880189f76b8 RBP=ffff8880189f7688 RSP=ffff8880189f75e8 R8 =0000000000000001 R9 =ffff8880189f7630 R10=000000000003c9ed R11=0000000000023016 R12=ffff8880189f76b8 R13=0000000000000000 R14=ffff888016568000 R15=0000000000000001 RIP=ffffffff81619130 RFL=00000282 [--S----] 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 00007fbdf56e0900 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=00007fbdf56aa008 CR3=000000000d504000 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=2035343a31323a303220383120766f4e XMM01=6964206465766965636552203a5d3933 XMM02=6f63736964203a31313a343633373420 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035343a31323a3032203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000025e19 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=00000202 [-------] 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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f22f36b83e0 CR3=000000000d6a6000 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=74740e2da44c0fb6d241a5aefef8fb88 XMM02=2c67c8bc2e329bc30000000000303c78 XMM03=fb795ef6d6577056000000000030db58 XMM04=8edd62f7f216933e00000000000ae988 XMM05=07c8bb74b6c04a44000000000031f570 XMM06=f2af0830dc1473a800000000003195c8 XMM07=e042d86d42eb936e000000000030ec88 XMM08=d2234d222e9704600000000000303cd8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000