[ 47.033816] ------------[ cut here ]------------ [ 47.034313] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.035689] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 47.036479] Modules linked in: [ 47.036826] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.037894] Tainted: [W]=WARN [ 47.038197] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.038997] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.039479] 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 [ 47.041190] RSP: 0018:ffff88801612fbc0 EFLAGS: 00010286 [ 47.041692] RAX: 0000000000000000 RBX: ffffed1002c25f78 RCX: ffffffff813a4050 [ 47.042400] RDX: ffff888014261bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.043088] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c25f2f [ 47.043799] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.044465] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801612fdf8 [ 47.045155] FS: 00007f92736bd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.045917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.046462] CR2: 00007f9273c234a6 CR3: 000000000e405000 CR4: 0000000000350ef0 [ 47.047140] Call Trace: [ 47.047404] [ 47.047620] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.048085] ? __create_object+0x59/0x80 [ 47.048481] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.048986] __vmalloc_noprof+0x59/0x60 [ 47.049365] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.049819] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.050291] bpf_prog_alloc+0x39/0x200 [ 47.050650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.051138] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.051602] do_seccomp+0x349/0x25e0 [ 47.051978] ? find_held_lock+0x2b/0x80 [ 47.052367] ? do_prlimit+0x310/0x610 [ 47.052746] ? __pfx_do_seccomp+0x10/0x10 [ 47.053124] ? do_raw_spin_unlock+0x53/0x220 [ 47.053536] ? _raw_spin_unlock+0x1e/0x40 [ 47.053946] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.054436] ? static_key_count+0x60/0x80 [ 47.054855] prctl_set_seccomp+0x4e/0x70 [ 47.055239] __do_sys_prctl+0xe6c/0x1d70 [ 47.055627] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.056065] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.056559] ? irqentry_exit+0xf3/0x650 [ 47.056957] do_syscall_64+0xbf/0x430 [ 47.057324] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.057817] RIP: 0033:0x7f9273baf5cd [ 47.058160] 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 [ 47.059836] RSP: 002b:00007ffd4f892270 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.060526] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9273baf5cd [ 47.061204] RDX: 0000564e6aebde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.061864] RBP: 00007ffd4f8922d0 R08: 0000000000000000 R09: 00007ffd4f891970 [ 47.062514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e781bcb10 [ 47.063178] R13: 00007ffd4f892700 R14: 0000564e781bd2b0 R15: 0000564e781d16f0 [ 47.063870] [ 47.064087] irq event stamp: 1707 [ 47.064415] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 47.065211] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 47.066032] softirqs last enabled at (1474): [] handle_softirqs+0x50c/0x770 [ 47.066834] softirqs last disabled at (1459): [] __irq_exit_rcu+0xc4/0x100 [ 47.067606] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.680548] ------------[ cut here ]------------ [ 49.681466] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.683593] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.685056] Modules linked in: [ 49.685644] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.687657] Tainted: [W]=WARN [ 49.688284] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.689765] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.690640] 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 [ 49.693856] RSP: 0018:ffff888015ec7bc0 EFLAGS: 00010286 [ 49.694849] RAX: 0000000000000000 RBX: ffffed1002bd8f78 RCX: ffffffff813a4050 [ 49.696155] RDX: ffff888019091bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.697430] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bd8f2f [ 49.698742] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.700076] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ec7df8 [ 49.701361] FS: 00007fe4dc1a1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.702814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.703912] CR2: 00007fe4dc693580 CR3: 000000000ccad000 CR4: 0000000000350ef0 [ 49.705208] Call Trace: [ 49.705672] [ 49.706135] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.707043] ? __create_object+0x59/0x80 [ 49.707838] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.708806] __vmalloc_noprof+0x59/0x60 [ 49.709520] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.710401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.711351] bpf_prog_alloc+0x39/0x200 [ 49.712119] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.713059] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.713969] do_seccomp+0x349/0x25e0 [ 49.714651] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.715564] ? __pfx_do_seccomp+0x10/0x10 [ 49.716392] ? find_held_lock+0x2b/0x80 [ 49.717173] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.718147] ? static_key_count+0x60/0x80 [ 49.718962] prctl_set_seccomp+0x4e/0x70 [ 49.719758] __do_sys_prctl+0xe6c/0x1d70 [ 49.720503] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.721374] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.722340] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.723309] ? irqentry_exit+0xf3/0x650 [ 49.724100] do_syscall_64+0xbf/0x430 [ 49.724845] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.725802] RIP: 0033:0x7fe4dc6935cd [ 49.726484] 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 [ 49.729675] RSP: 002b:00007ffecf3fc190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.731054] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe4dc6935cd [ 49.732363] RDX: 0000562a066e3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.733653] RBP: 00007ffecf3fc1f0 R08: 0000000000000000 R09: 00007ffecf3fb890 [ 49.734941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562a09834ad0 [ 49.736249] R13: 00007ffecf3fc620 R14: 0000562a09835bc0 R15: 0000562a09846780 [ 49.737545] [ 49.738017] irq event stamp: 1733 [ 49.738626] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 49.740169] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 49.741707] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 49.743288] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 49.744825] ---[ end trace 0000000000000000 ]--- [ 50.521821] ------------[ cut here ]------------ [ 50.522681] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.525026] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.526689] Modules linked in: [ 50.527391] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.529675] Tainted: [W]=WARN [ 50.530370] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.532156] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.533195] 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 [ 50.536694] RSP: 0018:ffff88801689fbc0 EFLAGS: 00010286 [ 50.537707] RAX: 0000000000000000 RBX: ffffed1002d13f78 RCX: ffffffff813a4050 [ 50.539113] RDX: ffff8880170f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.540526] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d13f2f [ 50.541996] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.543340] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801689fdf8 [ 50.544668] FS: 00007fe72a9b6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.546122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.547193] CR2: 00007fe72aea8580 CR3: 000000000dfcc000 CR4: 0000000000350ef0 [ 50.548548] Call Trace: [ 50.549088] [ 50.549582] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.550684] ? __create_object+0x59/0x80 [ 50.551474] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.552597] __vmalloc_noprof+0x59/0x60 [ 50.553461] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.554415] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.555621] bpf_prog_alloc+0x39/0x200 [ 50.556362] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.557316] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.558406] do_seccomp+0x349/0x25e0 [ 50.559459] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.560506] ? __pfx_do_seccomp+0x10/0x10 [ 50.561531] ? find_held_lock+0x2b/0x80 [ 50.562448] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.563653] ? static_key_count+0x60/0x80 [ 50.564757] prctl_set_seccomp+0x4e/0x70 [ 50.565605] __do_sys_prctl+0xe6c/0x1d70 [ 50.566520] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.567529] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.568653] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.569780] ? irqentry_exit+0xf3/0x650 [ 50.570551] do_syscall_64+0xbf/0x430 [ 50.571302] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.572276] RIP: 0033:0x7fe72aea85cd [ 50.573006] 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 [ 50.576675] RSP: 002b:00007fff3da84bc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.578097] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe72aea85cd [ 50.579403] RDX: 00005582c1e58e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.580966] RBP: 00007fff3da84c20 R08: 0000000000000000 R09: 00007fff3da842c0 [ 50.582044] R10: 0000000000000000 R11: 0000000000000246 R12: 00005582cb10cb10 [ 50.583201] R13: 00007fff3da85050 R14: 00005582cb10d2b0 R15: 00005582cb1216f0 [ 50.584308] [ 50.584668] irq event stamp: 1779 [ 50.585226] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 50.586633] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 50.587926] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 50.589463] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 50.590895] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:65436' (ECDSA) to the list of known hosts. 2025/11/19 01:12:52 fuzzer started 2025/11/19 01:12:52 dialing manager at localhost:34383 2025/11/19 01:12:52 checking machine... 2025/11/19 01:12:52 checking revisions... [ 51.412743] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:12:52 testing simple program... [ 51.641426] cgroup: Unknown subsys name 'net' [ 51.707554] cgroup: Unknown subsys name 'cpuset' [ 51.724371] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:12:51 Registers: info registers vcpu 0 RAX=ffffffff81b8c138 RBX=0000000000000001 RCX=ffff88806ce089c4 RDX=ffff88806ce08ab8 RSI=ffffffff81b8c138 RDI=ffff88806ce08a70 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000023cd1 R12=0000000000000000 R13=ffff88806ce08ab8 R14=ffff888014260000 R15=ffff88806ce08a70 RIP=ffffffff8135e474 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 00007fe4dc1a1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe4dc7590b0 CR3=000000001fcd4000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000025635 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4a95c92320 CR3=000000000e037000 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=2031353a32313a313020393120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031353a32313a3130203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000