[ 39.308058] ------------[ cut here ]------------ [ 39.308969] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.310969] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 39.312466] Modules linked in: [ 39.313068] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.315039] Tainted: [W]=WARN [ 39.315688] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.317426] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.318306] 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 [ 39.321581] RSP: 0018:ffff888009a67bc0 EFLAGS: 00010286 [ 39.322576] RAX: 0000000000000000 RBX: ffffed100134cf78 RCX: ffffffff813a4050 [ 39.323913] RDX: ffff8880168cd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.325194] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100134cf2f [ 39.326470] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.327807] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009a67df8 [ 39.329112] FS: 00007f73ef6ca900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.330535] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.331632] CR2: 00007ffdecf7eef7 CR3: 000000000e6cb000 CR4: 0000000000350ef0 [ 39.332924] Call Trace: [ 39.333430] [ 39.333846] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.334755] ? __create_object+0x59/0x80 [ 39.335588] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.336571] __vmalloc_noprof+0x59/0x60 [ 39.337296] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.338171] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.339108] bpf_prog_alloc+0x39/0x200 [ 39.339900] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.340824] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.341739] do_seccomp+0x349/0x25e0 [ 39.342456] ? find_held_lock+0x2b/0x80 [ 39.343209] ? do_prlimit+0x310/0x610 [ 39.343980] ? __pfx_do_seccomp+0x10/0x10 [ 39.344767] ? do_raw_spin_unlock+0x53/0x220 [ 39.345613] ? _raw_spin_unlock+0x1e/0x40 [ 39.346404] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.347423] ? static_key_count+0x60/0x80 [ 39.348186] prctl_set_seccomp+0x4e/0x70 [ 39.348968] __do_sys_prctl+0xe6c/0x1d70 [ 39.349745] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.350611] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.351630] ? irqentry_exit+0xf3/0x650 [ 39.352403] do_syscall_64+0xbf/0x430 [ 39.353101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.354066] RIP: 0033:0x7f73efbbc5cd [ 39.354766] 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 [ 39.358017] RSP: 002b:00007ffdecf7c610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.359435] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f73efbbc5cd [ 39.360735] RDX: 000055655dbeae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.362042] RBP: 00007ffdecf7c670 R08: 0000000000000000 R09: 00007ffdecf7bd10 [ 39.363385] R10: 0000000000000000 R11: 0000000000000246 R12: 000055659ad7bad0 [ 39.364669] R13: 00007ffdecf7caa0 R14: 000055659ad7cbc0 R15: 000055659ad8d780 [ 39.365985] [ 39.366455] irq event stamp: 1823 [ 39.367067] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 39.368646] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 39.370168] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 39.371737] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 39.372997] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.787974] ------------[ cut here ]------------ [ 42.788635] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.789997] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.791022] Modules linked in: [ 42.791463] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.792819] Tainted: [W]=WARN [ 42.793196] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.794213] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.794844] 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 [ 42.797005] RSP: 0018:ffff888018867bc0 EFLAGS: 00010286 [ 42.797671] RAX: 0000000000000000 RBX: ffffed100310cf78 RCX: ffffffff813a4050 [ 42.798547] RDX: ffff888016021bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.799442] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100310cf2f [ 42.800270] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.801160] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018867df8 [ 42.802032] FS: 00007ff7a989b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.803007] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.803740] CR2: 00007fffc74a6ef7 CR3: 0000000016c04000 CR4: 0000000000350ef0 [ 42.804623] Call Trace: [ 42.804950] [ 42.805240] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.805875] ? __create_object+0x59/0x80 [ 42.806404] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.807027] __vmalloc_noprof+0x59/0x60 [ 42.807538] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.808098] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.808716] bpf_prog_alloc+0x39/0x200 [ 42.809182] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.809804] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.810423] do_seccomp+0x349/0x25e0 [ 42.810879] ? find_held_lock+0x2b/0x80 [ 42.811398] ? do_prlimit+0x310/0x610 [ 42.811870] ? __pfx_do_seccomp+0x10/0x10 [ 42.812407] ? do_raw_spin_unlock+0x53/0x220 [ 42.812934] ? _raw_spin_unlock+0x1e/0x40 [ 42.813458] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.814067] ? static_key_count+0x60/0x80 [ 42.814598] prctl_set_seccomp+0x4e/0x70 [ 42.815094] __do_sys_prctl+0xe6c/0x1d70 [ 42.815620] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.816166] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.816821] ? irqentry_exit+0xf3/0x650 [ 42.817309] do_syscall_64+0xbf/0x430 [ 42.817796] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.818431] RIP: 0033:0x7ff7a9d8d5cd [ 42.818878] 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 [ 42.821020] RSP: 002b:00007fffc74a5140 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.821938] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff7a9d8d5cd [ 42.822788] RDX: 000055b01b032e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.823652] RBP: 00007fffc74a51a0 R08: 0000000000000000 R09: 00007fffc74a4840 [ 42.824514] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b01d238ad0 [ 42.825380] R13: 00007fffc74a55d0 R14: 000055b01d239bc0 R15: 000055b01d24a780 [ 42.826229] [ 42.826536] irq event stamp: 1775 [ 42.826935] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 42.827955] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 42.828977] softirqs last enabled at (1312): [] handle_softirqs+0x50c/0x770 [ 42.829993] softirqs last disabled at (1303): [] __irq_exit_rcu+0xc4/0x100 [ 42.831022] ---[ end trace 0000000000000000 ]--- [ 43.601438] ------------[ cut here ]------------ [ 43.602179] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.603856] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.605060] Modules linked in: [ 43.605617] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.607288] Tainted: [W]=WARN [ 43.607787] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.609018] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.609803] 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 [ 43.612670] RSP: 0018:ffff888019f27bc0 EFLAGS: 00010286 [ 43.613551] RAX: 0000000000000000 RBX: ffffed10033e4f78 RCX: ffffffff813a4050 [ 43.614623] RDX: ffff8880179db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.615722] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033e4f2f [ 43.616800] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.617876] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f27df8 [ 43.618952] FS: 00007f947270b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.620188] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.621080] CR2: 00007ffde9a38ef7 CR3: 000000000e55b000 CR4: 0000000000350ef0 [ 43.622155] Call Trace: [ 43.622570] [ 43.622917] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.623659] ? __create_object+0x59/0x80 [ 43.624277] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.625115] __vmalloc_noprof+0x59/0x60 [ 43.625764] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.626513] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.627267] bpf_prog_alloc+0x39/0x200 [ 43.627867] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.628642] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.629384] do_seccomp+0x349/0x25e0 [ 43.629935] ? find_held_lock+0x2b/0x80 [ 43.630562] ? do_prlimit+0x310/0x610 [ 43.631141] ? __pfx_do_seccomp+0x10/0x10 [ 43.631794] ? do_raw_spin_unlock+0x53/0x220 [ 43.632486] ? _raw_spin_unlock+0x1e/0x40 [ 43.633106] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.633892] ? static_key_count+0x60/0x80 [ 43.634559] prctl_set_seccomp+0x4e/0x70 [ 43.635157] __do_sys_prctl+0xe6c/0x1d70 [ 43.635804] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.636499] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 43.637278] ? exit_to_user_mode_loop+0xcf/0x4d0 [ 43.638020] do_syscall_64+0xbf/0x430 [ 43.638632] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.639417] RIP: 0033:0x7f9472bfd5cd [ 43.639956] 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 [ 43.642539] RSP: 002b:00007ffde9a364a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.643670] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9472bfd5cd [ 43.644722] RDX: 0000562378559e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.645786] RBP: 00007ffde9a36500 R08: 0000000000000000 R09: 00007ffde9a35ba0 [ 43.646838] R10: 0000000000000000 R11: 0000000000000246 R12: 00005623914a3240 [ 43.647896] R13: 00007ffde9a36930 R14: 00005623914ac380 R15: 00005623914b7540 [ 43.648963] [ 43.649310] irq event stamp: 1781 [ 43.649859] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 43.651120] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 43.652395] softirqs last enabled at (1740): [] handle_softirqs+0x50c/0x770 [ 43.653659] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 43.654897] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47194' (ECDSA) to the list of known hosts. 2025/11/19 03:37:03 fuzzer started 2025/11/19 03:37:03 dialing manager at localhost:34383 2025/11/19 03:37:03 checking machine... 2025/11/19 03:37:03 checking revisions... [ 44.521773] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:37:04 testing simple program... [ 44.616685] cgroup: Unknown subsys name 'net' [ 44.678041] cgroup: Unknown subsys name 'cpuset' [ 44.692878] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:37:03 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888013d47678 RCX=ffff888013d47504 RDX=1ffff110027a8edd RSI=ffffffff81b2a224 RDI=ffff888013d47684 RBP=ffff888013d476e8 RSP=ffff888013d47590 R8 =ffffffff86a49dd0 R9 =ffff888013d475f0 R10=000000000003c9ed R11=0000000000012f5f R12=ffff888013d47678 R13=0000000000000000 R14=ffff888016020000 R15=ffff8880096c78c0 RIP=ffffffff81619207 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 00007ff7a989b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffc749f000 CR3=000000001f957000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000274b3 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 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdfd0b6ae8 CR3=000000000e896000 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=2032303a37333a333020393120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032303a37333a3330203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000