[ 45.744171] ------------[ cut here ]------------ [ 45.745124] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.747156] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.748595] Modules linked in: [ 45.749181] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.751213] Tainted: [W]=WARN [ 45.751764] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.753462] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.754435] 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 [ 45.757624] RSP: 0018:ffff888013d07bc0 EFLAGS: 00010286 [ 45.758602] RAX: 0000000000000000 RBX: ffffed10027a0f78 RCX: ffffffff813a4050 [ 45.759899] RDX: ffff88801581d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.761172] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027a0f2f [ 45.762456] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.763731] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013d07df8 [ 45.765003] FS: 00007fe0690f6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.766419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.767474] CR2: 00007fe0695e8580 CR3: 000000000e320000 CR4: 0000000000350ef0 [ 45.768744] Call Trace: [ 45.769243] [ 45.769649] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.770537] ? __create_object+0x59/0x80 [ 45.771323] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.772292] __vmalloc_noprof+0x59/0x60 [ 45.773007] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.773872] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.774792] bpf_prog_alloc+0x39/0x200 [ 45.775618] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.776547] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.777446] do_seccomp+0x349/0x25e0 [ 45.778123] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.779031] ? __pfx_do_seccomp+0x10/0x10 [ 45.779827] ? find_held_lock+0x2b/0x80 [ 45.780581] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.781542] ? static_key_count+0x60/0x80 [ 45.782350] prctl_set_seccomp+0x4e/0x70 [ 45.783117] __do_sys_prctl+0xe6c/0x1d70 [ 45.783896] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.784763] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.785740] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.786736] ? irqentry_exit+0xf3/0x650 [ 45.787525] do_syscall_64+0xbf/0x430 [ 45.788266] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.789226] RIP: 0033:0x7fe0695e85cd [ 45.789917] 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 [ 45.793103] RSP: 002b:00007fff003fd9e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.794488] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0695e85cd [ 45.795678] RDX: 000055da78e27e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.796559] RBP: 00007fff003fda40 R08: 0000000000000000 R09: 00007fff003fd0e0 [ 45.797429] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dab253eb10 [ 45.798311] R13: 00007fff003fde70 R14: 000055dab253f2b0 R15: 000055dab25536f0 [ 45.799176] [ 45.799497] irq event stamp: 1799 [ 45.799909] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 45.800951] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 45.801987] softirqs last enabled at (1412): [] handle_softirqs+0x50c/0x770 [ 45.803054] softirqs last disabled at (1407): [] __irq_exit_rcu+0xc4/0x100 [ 45.804092] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.741979] ------------[ cut here ]------------ [ 48.742894] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.744925] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 48.746370] Modules linked in: [ 48.746953] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.748961] Tainted: [W]=WARN [ 48.749550] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.751032] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.751967] 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 [ 48.755149] RSP: 0018:ffff888013d37bc0 EFLAGS: 00010286 [ 48.756107] RAX: 0000000000000000 RBX: ffffed10027a6f78 RCX: ffffffff813a4050 [ 48.757365] RDX: ffff8880159fb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.758642] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027a6f2f [ 48.759936] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.761226] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013d37df8 [ 48.762507] FS: 00007f2098008900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.763974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.765033] CR2: 00007ffe956c6ef7 CR3: 000000001fe8f000 CR4: 0000000000350ef0 [ 48.766313] Call Trace: [ 48.766778] [ 48.767255] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.768109] ? __create_object+0x59/0x80 [ 48.768896] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.769874] __vmalloc_noprof+0x59/0x60 [ 48.770625] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.771513] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.772444] bpf_prog_alloc+0x39/0x200 [ 48.773134] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.774059] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.774948] do_seccomp+0x349/0x25e0 [ 48.775676] ? find_held_lock+0x2b/0x80 [ 48.776434] ? do_prlimit+0x310/0x610 [ 48.777134] ? __pfx_do_seccomp+0x10/0x10 [ 48.777920] ? do_raw_spin_unlock+0x53/0x220 [ 48.778735] ? _raw_spin_unlock+0x1e/0x40 [ 48.779522] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.780480] ? static_key_count+0x60/0x80 [ 48.781280] prctl_set_seccomp+0x4e/0x70 [ 48.782005] __do_sys_prctl+0xe6c/0x1d70 [ 48.782778] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.783654] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.784624] ? irqentry_exit+0xf3/0x650 [ 48.785396] do_syscall_64+0xbf/0x430 [ 48.786088] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.787031] RIP: 0033:0x7f20984fa5cd [ 48.787750] 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 [ 48.790916] RSP: 002b:00007ffe956c4c50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.792309] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20984fa5cd [ 48.793589] RDX: 000056108c0d2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.794858] RBP: 00007ffe956c4cb0 R08: 0000000000000000 R09: 00007ffe956c4350 [ 48.796155] R10: 0000000000000000 R11: 0000000000000246 R12: 000056109baacad0 [ 48.797461] R13: 00007ffe956c50e0 R14: 000056109baadbc0 R15: 000056109babe780 [ 48.798764] [ 48.799234] irq event stamp: 1697 [ 48.799835] hardirqs last enabled at (1705): [] __up_console_sem+0x78/0x80 [ 48.801363] hardirqs last disabled at (1714): [] __up_console_sem+0x5d/0x80 [ 48.802881] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 48.804441] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 48.805943] ---[ end trace 0000000000000000 ]--- [ 49.600324] ------------[ cut here ]------------ [ 49.601273] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.602932] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.604133] Modules linked in: [ 49.604652] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.606264] Tainted: [W]=WARN [ 49.606718] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.607938] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.608674] 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 [ 49.611897] RSP: 0018:ffff888009e87bc0 EFLAGS: 00010286 [ 49.612929] RAX: 0000000000000000 RBX: ffffed10013d0f78 RCX: ffffffff813a4050 [ 49.613966] RDX: ffff888019df3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.615000] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013d0f2f [ 49.616290] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.617343] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009e87df8 [ 49.618388] FS: 00007eff3925c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.619571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.620441] CR2: 00007ffe54383ef7 CR3: 000000000d1ae000 CR4: 0000000000350ef0 [ 49.621478] Call Trace: [ 49.621855] [ 49.622215] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.622917] ? __create_object+0x59/0x80 [ 49.623567] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.624357] __vmalloc_noprof+0x59/0x60 [ 49.624945] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.625659] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.626433] bpf_prog_alloc+0x39/0x200 [ 49.627010] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.627791] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.628530] do_seccomp+0x349/0x25e0 [ 49.629082] ? find_held_lock+0x2b/0x80 [ 49.629694] ? do_prlimit+0x310/0x610 [ 49.630313] ? __pfx_do_seccomp+0x10/0x10 [ 49.630927] ? do_raw_spin_unlock+0x53/0x220 [ 49.631712] ? _raw_spin_unlock+0x1e/0x40 [ 49.632554] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.633470] ? static_key_count+0x60/0x80 [ 49.634101] prctl_set_seccomp+0x4e/0x70 [ 49.634869] __do_sys_prctl+0xe6c/0x1d70 [ 49.635692] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.636391] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.637153] ? irqentry_exit+0xf3/0x650 [ 49.637770] do_syscall_64+0xbf/0x430 [ 49.638369] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.639116] RIP: 0033:0x7eff3974e5cd [ 49.639687] 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 [ 49.642293] RSP: 002b:00007ffe54382e20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.643840] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff3974e5cd [ 49.644904] RDX: 00005590f2041e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.645959] RBP: 00007ffe54382e80 R08: 0000000000000000 R09: 00007ffe54382520 [ 49.647259] R10: 0000000000000000 R11: 0000000000000246 R12: 000055911a266ad0 [ 49.648346] R13: 00007ffe543832b0 R14: 000055911a267bc0 R15: 000055911a278780 [ 49.649398] [ 49.649751] irq event stamp: 1815 [ 49.650276] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 49.651744] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 49.653006] softirqs last enabled at (1754): [] handle_softirqs+0x50c/0x770 [ 49.654282] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 49.655540] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:26879' (ECDSA) to the list of known hosts. 2025/11/19 00:21:02 fuzzer started 2025/11/19 00:21:02 dialing manager at localhost:34383 2025/11/19 00:21:02 checking machine... 2025/11/19 00:21:02 checking revisions... [ 50.440307] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:21:02 testing simple program... [ 50.539324] cgroup: Unknown subsys name 'net' [ 50.610399] cgroup: Unknown subsys name 'cpuset' [ 50.632985] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:21:02 Registers: info registers vcpu 0 RAX=1ffff11001b3eca1 RBX=dffffc0000000000 RCX=ffffffff815d6c40 RDX=ffffffff81ab40a0 RSI=0000000000000008 RDI=ffff88800d9f6500 RBP=ffff88800d9f6500 RSP=ffff88806ce08e58 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000001 R12=000000000000002a R13=ffff88806ce08ee0 R14=ffffffff815d6c93 R15=0000000000000029 RIP=ffffffff81ab40a5 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055fe1a210c78 CR3=0000000005c8a000 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=00007f36a4535510000055fe1a20e790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000664b943c RBX=00000000fa79fbd5 RCX=ffff888018684560 RDX=000000000000000e RSI=000000003d37208d RDI=0000000000000001 RBP=0000000000000001 RSP=ffff888013f8f3c8 R8 =000000001591f65b R9 =ffff88806c4fbd50 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000482cc0 R14=ffff888013f8f430 R15=000000000000000e RIP=ffffffff82642ba6 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 00007f0102b32900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000056109bad1768 CR3=000000000da88000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=69a12e883cddab8900000000000ae988 XMM05=1319e678c5640f8a0000000000322698 XMM06=ae874397eddf69350000000000322600 XMM07=58f17c1affdc82d60000000000312928 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000