[ 39.597566] ------------[ cut here ]------------ [ 39.598490] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.600543] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.602015] Modules linked in: [ 39.602648] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.604639] Tainted: [W]=WARN [ 39.605185] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.606650] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.607503] 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 [ 39.610661] RSP: 0018:ffff88801a1b7bc0 EFLAGS: 00010286 [ 39.611587] RAX: 0000000000000000 RBX: ffffed1003436f78 RCX: ffffffff813a4050 [ 39.612882] RDX: ffff888019811bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.614141] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003436f2f [ 39.615424] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.616696] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1b7df8 [ 39.617974] FS: 00007f4f7ef17900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.619427] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.620480] CR2: 00007ffd1045aef8 CR3: 000000000bbd5000 CR4: 0000000000350ef0 [ 39.621757] Call Trace: [ 39.622227] [ 39.622679] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.623525] ? __create_object+0x59/0x80 [ 39.624297] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.625257] __vmalloc_noprof+0x59/0x60 [ 39.626022] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.626904] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.627833] bpf_prog_alloc+0x39/0x200 [ 39.628513] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.629436] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.630348] do_seccomp+0x349/0x25e0 [ 39.631062] ? find_held_lock+0x2b/0x80 [ 39.631811] ? do_prlimit+0x310/0x610 [ 39.632496] ? __pfx_do_seccomp+0x10/0x10 [ 39.633279] ? do_raw_spin_unlock+0x53/0x220 [ 39.634105] ? _raw_spin_unlock+0x1e/0x40 [ 39.634895] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.635871] ? static_key_count+0x60/0x80 [ 39.636674] prctl_set_seccomp+0x4e/0x70 [ 39.637399] __do_sys_prctl+0xe6c/0x1d70 [ 39.638196] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.639064] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.640023] ? irqentry_exit+0xf3/0x650 [ 39.640791] do_syscall_64+0xbf/0x430 [ 39.641483] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.642436] RIP: 0033:0x7f4f7f4095cd [ 39.643150] 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 [ 39.646289] RSP: 002b:00007ffd10459510 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.647646] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f7f4095cd [ 39.648924] RDX: 00005597baa48e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.650217] RBP: 00007ffd10459570 R08: 0000000000000000 R09: 00007ffd10458c10 [ 39.651242] R10: 0000000000000000 R11: 0000000000000246 R12: 00005597e76dcad0 [ 39.652067] R13: 00007ffd104599a0 R14: 00005597e76ddbc0 R15: 00005597e76ee780 [ 39.652905] [ 39.653176] irq event stamp: 1747 [ 39.653561] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 39.654544] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 39.655360] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 39.656134] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 39.656897] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.076485] ------------[ cut here ]------------ [ 43.077395] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.079338] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 43.080755] Modules linked in: [ 43.081341] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.083281] Tainted: [W]=WARN [ 43.083877] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.085314] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.086366] 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 [ 43.089498] RSP: 0018:ffff8880185efbc0 EFLAGS: 00010286 [ 43.090472] RAX: 0000000000000000 RBX: ffffed10030bdf78 RCX: ffffffff813a4050 [ 43.091717] RDX: ffff88800f6e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.092976] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030bdf2f [ 43.094232] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.095478] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880185efdf8 [ 43.096723] FS: 00007f2d37e03900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.098118] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.099166] CR2: 00007f2d382f5580 CR3: 000000000a1c2000 CR4: 0000000000350ef0 [ 43.100410] Call Trace: [ 43.100915] [ 43.101319] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.102189] ? __create_object+0x59/0x80 [ 43.102981] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.103943] __vmalloc_noprof+0x59/0x60 [ 43.104686] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.105500] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.106410] bpf_prog_alloc+0x39/0x200 [ 43.107138] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.108044] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.108929] do_seccomp+0x349/0x25e0 [ 43.109590] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.110483] ? __pfx_do_seccomp+0x10/0x10 [ 43.111251] ? find_held_lock+0x2b/0x80 [ 43.111999] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.112940] ? static_key_count+0x60/0x80 [ 43.113733] prctl_set_seccomp+0x4e/0x70 [ 43.114461] __do_sys_prctl+0xe6c/0x1d70 [ 43.115226] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.116068] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.117017] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.117960] ? irqentry_exit+0xf3/0x650 [ 43.118710] do_syscall_64+0xbf/0x430 [ 43.119401] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.120337] RIP: 0033:0x7f2d382f55cd [ 43.121024] 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 [ 43.124116] RSP: 002b:00007ffcb6a01030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.125439] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2d382f55cd [ 43.126702] RDX: 00005647e5a5de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.127951] RBP: 00007ffcb6a01090 R08: 0000000000000000 R09: 00007ffcb6a00730 [ 43.129201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564824aa9ad0 [ 43.130478] R13: 00007ffcb6a014c0 R14: 0000564824aaabc0 R15: 0000564824abb780 [ 43.131740] [ 43.132153] irq event stamp: 1735 [ 43.132790] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 43.134300] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 43.135759] softirqs last enabled at (1292): [] handle_softirqs+0x50c/0x770 [ 43.137247] softirqs last disabled at (1263): [] __irq_exit_rcu+0xc4/0x100 [ 43.138735] ---[ end trace 0000000000000000 ]--- [ 43.834447] ------------[ cut here ]------------ [ 43.835373] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.837425] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.838894] Modules linked in: [ 43.839495] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.841765] Tainted: [W]=WARN [ 43.842352] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.843938] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.844889] 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 [ 43.848101] RSP: 0018:ffff888019a67bc0 EFLAGS: 00010286 [ 43.849090] RAX: 0000000000000000 RBX: ffffed100334cf78 RCX: ffffffff813a4050 [ 43.850400] RDX: ffff88800f495340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.851685] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100334cf2f [ 43.853001] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.854302] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019a67df8 [ 43.855586] FS: 00007f373e7bb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.857056] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.858178] CR2: 00007fff9605fef8 CR3: 0000000020b30000 CR4: 0000000000350ef0 [ 43.859807] Call Trace: [ 43.860389] [ 43.860971] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.862091] ? __create_object+0x59/0x80 [ 43.863103] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.864316] __vmalloc_noprof+0x59/0x60 [ 43.865186] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.866079] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.867023] bpf_prog_alloc+0x39/0x200 [ 43.867758] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.868704] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.869574] do_seccomp+0x349/0x25e0 [ 43.870331] ? find_held_lock+0x2b/0x80 [ 43.871106] ? do_prlimit+0x310/0x610 [ 43.871845] ? __pfx_do_seccomp+0x10/0x10 [ 43.872588] ? do_raw_spin_unlock+0x53/0x220 [ 43.873442] ? _raw_spin_unlock+0x1e/0x40 [ 43.874252] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.875216] ? static_key_count+0x60/0x80 [ 43.876042] prctl_set_seccomp+0x4e/0x70 [ 43.876824] __do_sys_prctl+0xe6c/0x1d70 [ 43.877575] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.878475] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.879457] ? irqentry_exit+0xf3/0x650 [ 43.880262] do_syscall_64+0xbf/0x430 [ 43.881027] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.881993] RIP: 0033:0x7f373ecad5cd [ 43.882706] 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 [ 43.885854] RSP: 002b:00007fff9605dfd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.887242] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f373ecad5cd [ 43.888539] RDX: 000055c2ea4f2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.889822] RBP: 00007fff9605e030 R08: 0000000000000000 R09: 00007fff9605d6d0 [ 43.891122] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c2f4edfad0 [ 43.892397] R13: 00007fff9605e460 R14: 000055c2f4ee0bc0 R15: 000055c2f4ef1780 [ 43.893711] [ 43.894148] irq event stamp: 2777 [ 43.894810] hardirqs last enabled at (2787): [] __up_console_sem+0x78/0x80 [ 43.896068] hardirqs last disabled at (2796): [] __up_console_sem+0x5d/0x80 [ 43.897308] softirqs last enabled at (2700): [] handle_softirqs+0x50c/0x770 [ 43.898581] softirqs last disabled at (2695): [] __irq_exit_rcu+0xc4/0x100 [ 43.899826] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7051' (ECDSA) to the list of known hosts. 2025/11/18 17:36:23 fuzzer started 2025/11/18 17:36:23 dialing manager at localhost:34383 2025/11/18 17:36:23 checking machine... 2025/11/18 17:36:23 checking revisions... [ 44.806093] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:36:23 testing simple program... [ 44.891822] cgroup: Unknown subsys name 'net' [ 44.952173] cgroup: Unknown subsys name 'cpuset' [ 44.970754] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:36:23 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff8880160e9bc0 RCX=ffffffff87cecb40 RDX=0000000000000008 RSI=ffff8880160ea668 RDI=ffff8880160e9bc0 RBP=ffff8880160e9bc0 RSP=ffff88806ce08808 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff8880160ea668 R13=0000000000000002 R14=ffff8880160ea668 R15=0000000000000003 RIP=ffffffff8152656c RFL=00000097 [--S-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 00007f2d37e03900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2d37de2020 CR3=00000000208a3000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000207e9 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 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffc1ae1318 CR3=000000000cf81000 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=dfc6fa43b62f5ab6d74ee75486ebe3a3 XMM02=00000000003052d0ec2efd57dc4c00df XMM03=00000000003110802fda2658bd46c13b XMM04=062aa504163e400800000000000ae988 XMM05=14648eaa1277bab10000000000321ec8 XMM06=857216bed379ee2d000000000031b7c0 XMM07=e042d86d42eb936e0000000000311358 XMM08=2fda2658bd46c13b0000000000305330 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000