[ 46.342048] ------------[ cut here ]------------ [ 46.342981] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.345022] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.346476] Modules linked in: [ 46.347065] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.349019] Tainted: [W]=WARN [ 46.349606] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.351081] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.351995] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 46.355139] RSP: 0018:ffff888016047bc0 EFLAGS: 00010286 [ 46.356217] RAX: 0000000000000000 RBX: ffffed1002c08f78 RCX: ffffffff813a4050 [ 46.357481] RDX: ffff888016089bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.358729] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c08f2f [ 46.359967] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.361201] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016047df8 [ 46.362454] FS: 00007f4f33e8b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.363839] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.364870] CR2: 00007f4f343f14a6 CR3: 000000000c31d000 CR4: 0000000000350ef0 [ 46.366151] Call Trace: [ 46.366645] [ 46.367045] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.367921] ? __create_object+0x59/0x80 [ 46.368698] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.369649] __vmalloc_noprof+0x59/0x60 [ 46.370346] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.371217] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.372132] bpf_prog_alloc+0x39/0x200 [ 46.372857] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.373771] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.374677] do_seccomp+0x349/0x25e0 [ 46.375342] ? find_held_lock+0x2b/0x80 [ 46.376091] ? do_prlimit+0x310/0x610 [ 46.376824] ? __pfx_do_seccomp+0x10/0x10 [ 46.377593] ? do_raw_spin_unlock+0x53/0x220 [ 46.378369] ? _raw_spin_unlock+0x1e/0x40 [ 46.379152] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.380091] ? static_key_count+0x60/0x80 [ 46.380865] prctl_set_seccomp+0x4e/0x70 [ 46.381616] __do_sys_prctl+0xe6c/0x1d70 [ 46.382341] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.383185] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.384136] ? irqentry_exit+0xf3/0x650 [ 46.384895] do_syscall_64+0xbf/0x430 [ 46.385641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.386571] RIP: 0033:0x7f4f3437d5cd [ 46.387210] 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 [ 46.390282] RSP: 002b:00007ffe9b001060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.391615] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f3437d5cd [ 46.392887] RDX: 0000557c8a044e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.394163] RBP: 00007ffe9b0010c0 R08: 0000000000000000 R09: 00007ffe9b000760 [ 46.395427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557cb8320ad0 [ 46.396668] R13: 00007ffe9b0014f0 R14: 0000557cb8321bc0 R15: 0000557cb8332780 [ 46.397934] [ 46.398366] irq event stamp: 1687 [ 46.398994] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80 [ 46.400483] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 46.401958] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 46.403441] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 46.404668] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.140684] ------------[ cut here ]------------ [ 49.141248] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.142563] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 49.143473] Modules linked in: [ 49.143837] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.145061] Tainted: [W]=WARN [ 49.145432] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.146326] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.146900] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 49.148887] RSP: 0018:ffff88800f757bc0 EFLAGS: 00010286 [ 49.149490] RAX: 0000000000000000 RBX: ffffed1001eeaf78 RCX: ffffffff813a4050 [ 49.150271] RDX: ffff88801a7d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.151072] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eeaf2f [ 49.151880] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.152688] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f757df8 [ 49.153694] FS: 00007f4132e64900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.154809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.155585] CR2: 00007f4133356580 CR3: 00000000172a1000 CR4: 0000000000350ef0 [ 49.156538] Call Trace: [ 49.156829] [ 49.157084] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.157638] ? __create_object+0x59/0x80 [ 49.158101] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.158758] __vmalloc_noprof+0x59/0x60 [ 49.159201] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.159742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.160301] bpf_prog_alloc+0x39/0x200 [ 49.160759] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.161311] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.161861] do_seccomp+0x349/0x25e0 [ 49.162281] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.162895] ? __pfx_do_seccomp+0x10/0x10 [ 49.163516] ? find_held_lock+0x2b/0x80 [ 49.163967] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.164565] ? static_key_count+0x60/0x80 [ 49.165037] prctl_set_seccomp+0x4e/0x70 [ 49.165513] __do_sys_prctl+0xe6c/0x1d70 [ 49.165973] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.166517] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.167096] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.167742] ? irqentry_exit+0xf3/0x650 [ 49.168197] do_syscall_64+0xbf/0x430 [ 49.168664] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.169231] RIP: 0033:0x7f41333565cd [ 49.169685] 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 [ 49.171656] RSP: 002b:00007ffe640cf790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.172504] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f41333565cd [ 49.173270] RDX: 00005584fb97be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.174057] RBP: 00007ffe640cf7f0 R08: 0000000000000000 R09: 00007ffe640cee90 [ 49.174843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558529299ad0 [ 49.175631] R13: 00007ffe640cfc20 R14: 000055852929abc0 R15: 00005585292ab780 [ 49.176422] [ 49.176684] irq event stamp: 1735 [ 49.177061] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 49.177991] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 49.178926] softirqs last enabled at (1632): [] handle_softirqs+0x50c/0x770 [ 49.179872] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 49.180803] ---[ end trace 0000000000000000 ]--- [ 49.834087] ------------[ cut here ]------------ [ 49.835004] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.836975] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.838409] Modules linked in: [ 49.839006] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.840954] Tainted: [W]=WARN [ 49.841526] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.842961] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.843839] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 49.846961] RSP: 0018:ffff88800f4f7bc0 EFLAGS: 00010286 [ 49.847911] RAX: 0000000000000000 RBX: ffffed1001e9ef78 RCX: ffffffff813a4050 [ 49.849148] RDX: ffff88801a7db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.850412] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e9ef2f [ 49.851655] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.852894] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f4f7df8 [ 49.854134] FS: 00007f6d8e2a2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.855531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.856562] CR2: 00007f6d8e794580 CR3: 000000000dda1000 CR4: 0000000000350ef0 [ 49.857805] Call Trace: [ 49.858260] [ 49.858703] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.859570] ? __create_object+0x59/0x80 [ 49.860284] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.861214] __vmalloc_noprof+0x59/0x60 [ 49.861958] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.862805] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.863708] bpf_prog_alloc+0x39/0x200 [ 49.864431] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.865280] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.866159] do_seccomp+0x349/0x25e0 [ 49.866865] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.867742] ? __pfx_do_seccomp+0x10/0x10 [ 49.868519] ? find_held_lock+0x2b/0x80 [ 49.869210] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.870142] ? static_key_count+0x60/0x80 [ 49.870930] prctl_set_seccomp+0x4e/0x70 [ 49.871696] __do_sys_prctl+0xe6c/0x1d70 [ 49.872460] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.873250] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.874183] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.875141] ? irqentry_exit+0xf3/0x650 [ 49.875889] do_syscall_64+0xbf/0x430 [ 49.876608] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.877527] RIP: 0033:0x7f6d8e7945cd [ 49.878173] 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 [ 49.881219] RSP: 002b:00007fff08d97190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.882552] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d8e7945cd [ 49.883802] RDX: 000055d60f227e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.885044] RBP: 00007fff08d971f0 R08: 0000000000000000 R09: 00007fff08d96890 [ 49.886284] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d61d987ad0 [ 49.887541] R13: 00007fff08d97620 R14: 000055d61d988bc0 R15: 000055d61d999780 [ 49.888800] [ 49.889215] irq event stamp: 1727 [ 49.889845] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 49.891336] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 49.892834] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 49.894339] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 49.895834] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:24714' (ECDSA) to the list of known hosts. 2025/11/17 16:24:58 fuzzer started 2025/11/17 16:24:59 dialing manager at localhost:37895 2025/11/17 16:24:59 checking machine... 2025/11/17 16:24:59 checking revisions... [ 50.926333] kmemleak: Automatic memory scanning thread ended 2025/11/17 16:24:59 testing simple program... [ 51.025894] cgroup: Unknown subsys name 'net' [ 51.087211] cgroup: Unknown subsys name 'cpuset' [ 51.101677] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:24:58 Registers: info registers vcpu 0 RAX=0000000000048345 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc074f03020 CR3=000000000da04000 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=34323a363120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363230 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888015ab1bc0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888016097700 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000006e2e R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff81529332 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 00007f4132e64900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe640c9000 CR3=000000000d10e000 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=6720646572637465733a4d41503d706f 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