[ 39.601320] ------------[ cut here ]------------ [ 39.602257] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.604308] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.605784] Modules linked in: [ 39.606377] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.608417] Tainted: [W]=WARN [ 39.609022] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.610500] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.611432] 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 [ 39.614697] RSP: 0018:ffff888016e87bc0 EFLAGS: 00010286 [ 39.615685] RAX: 0000000000000000 RBX: ffffed1002dd0f78 RCX: ffffffff813a4050 [ 39.616986] RDX: ffff888017541bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.618281] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd0f2f [ 39.619573] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.620876] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e87df8 [ 39.622176] FS: 00007f6a1d20a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.623615] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.624696] CR2: 00007ffc16ea1ef7 CR3: 000000000d644000 CR4: 0000000000350ef0 [ 39.625990] Call Trace: [ 39.626455] [ 39.626906] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.627822] ? __create_object+0x59/0x80 [ 39.628561] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.629529] __vmalloc_noprof+0x59/0x60 [ 39.630292] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.631176] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.632131] bpf_prog_alloc+0x39/0x200 [ 39.632895] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.633848] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.634714] do_seccomp+0x349/0x25e0 [ 39.635451] ? find_held_lock+0x2b/0x80 [ 39.636225] ? do_prlimit+0x310/0x610 [ 39.636970] ? __pfx_do_seccomp+0x10/0x10 [ 39.637717] ? do_raw_spin_unlock+0x53/0x220 [ 39.638559] ? _raw_spin_unlock+0x1e/0x40 [ 39.639340] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.640327] ? static_key_count+0x60/0x80 [ 39.641136] prctl_set_seccomp+0x4e/0x70 [ 39.641931] __do_sys_prctl+0xe6c/0x1d70 [ 39.642673] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.643552] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.644525] ? irqentry_exit+0xf3/0x650 [ 39.645305] do_syscall_64+0xbf/0x430 [ 39.646054] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.647017] RIP: 0033:0x7f6a1d6fc5cd [ 39.647685] 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 [ 39.650889] RSP: 002b:00007ffc16e9fa70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.652265] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6a1d6fc5cd [ 39.653558] RDX: 000055c1c9077e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.654854] RBP: 00007ffc16e9fad0 R08: 0000000000000000 R09: 00007ffc16e9f170 [ 39.656159] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c205d2bb10 [ 39.657459] R13: 00007ffc16e9ff00 R14: 000055c205d2c2b0 R15: 000055c205d406f0 [ 39.658794] [ 39.659225] irq event stamp: 1785 [ 39.659907] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 39.661454] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 39.662975] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 39.664523] softirqs last disabled at (1663): [] __irq_exit_rcu+0xc4/0x100 [ 39.665796] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.435118] ------------[ cut here ]------------ [ 42.436059] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.438088] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.439547] Modules linked in: [ 42.440198] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.442186] Tainted: [W]=WARN [ 42.442753] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.444745] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.445675] 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 [ 42.448844] RSP: 0018:ffff88800a3a7bc0 EFLAGS: 00010286 [ 42.449806] RAX: 0000000000000000 RBX: ffffed1001474f78 RCX: ffffffff813a4050 [ 42.451244] RDX: ffff88801c585340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.452838] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001474f2f [ 42.454302] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.455586] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a3a7df8 [ 42.456886] FS: 00007f0aada16900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.458332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.459387] CR2: 00007f0aadf08580 CR3: 000000001f658000 CR4: 0000000000350ef0 [ 42.460693] Call Trace: [ 42.461208] [ 42.461616] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.462507] ? __create_object+0x59/0x80 [ 42.463299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.464279] __vmalloc_noprof+0x59/0x60 [ 42.465037] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.465932] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.466879] bpf_prog_alloc+0x39/0x200 [ 42.467572] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.468527] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.469431] do_seccomp+0x349/0x25e0 [ 42.470160] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.471065] ? __pfx_do_seccomp+0x10/0x10 [ 42.471894] ? find_held_lock+0x2b/0x80 [ 42.472617] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.473596] ? static_key_count+0x60/0x80 [ 42.474396] prctl_set_seccomp+0x4e/0x70 [ 42.475187] __do_sys_prctl+0xe6c/0x1d70 [ 42.476000] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.476873] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.477852] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.478814] ? irqentry_exit+0xf3/0x650 [ 42.479543] do_syscall_64+0xbf/0x430 [ 42.480321] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.481264] RIP: 0033:0x7f0aadf085cd [ 42.481980] 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 [ 42.485167] RSP: 002b:00007ffe5d038940 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.486516] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0aadf085cd [ 42.487821] RDX: 00005561237ade00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.489123] RBP: 00007ffe5d0389a0 R08: 0000000000000000 R09: 00007ffe5d038040 [ 42.490415] R10: 0000000000000000 R11: 0000000000000246 R12: 000055616171cad0 [ 42.491702] R13: 00007ffe5d038dd0 R14: 000055616171dbc0 R15: 000055616172e780 [ 42.493027] [ 42.493455] irq event stamp: 1711 [ 42.494106] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 42.495627] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 42.497155] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 42.498699] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 42.500245] ---[ end trace 0000000000000000 ]--- [ 43.128942] ------------[ cut here ]------------ [ 43.129858] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.131864] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.133327] Modules linked in: [ 43.133950] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.135929] Tainted: [W]=WARN [ 43.136467] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.137893] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.138734] 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 [ 43.141887] RSP: 0018:ffff888018407bc0 EFLAGS: 00010286 [ 43.142849] RAX: 0000000000000000 RBX: ffffed1003080f78 RCX: ffffffff813a4050 [ 43.144108] RDX: ffff888017e7d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.145366] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003080f2f [ 43.146628] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.147894] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018407df8 [ 43.149141] FS: 00007f0decc7e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.150562] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.151607] CR2: 00007ffeda401ef7 CR3: 000000001a48c000 CR4: 0000000000350ef0 [ 43.152885] Call Trace: [ 43.153345] [ 43.153748] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.154635] ? __create_object+0x59/0x80 [ 43.155412] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.156404] __vmalloc_noprof+0x59/0x60 [ 43.157155] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.158009] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.158916] bpf_prog_alloc+0x39/0x200 [ 43.159589] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.160529] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.161433] do_seccomp+0x349/0x25e0 [ 43.162145] ? find_held_lock+0x2b/0x80 [ 43.162898] ? do_prlimit+0x310/0x610 [ 43.163595] ? __pfx_do_seccomp+0x10/0x10 [ 43.164391] ? do_raw_spin_unlock+0x53/0x220 [ 43.165233] ? _raw_spin_unlock+0x1e/0x40 [ 43.166014] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.166979] ? static_key_count+0x60/0x80 [ 43.167730] prctl_set_seccomp+0x4e/0x70 [ 43.168514] __do_sys_prctl+0xe6c/0x1d70 [ 43.169286] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.170130] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.171072] ? irqentry_exit+0xf3/0x650 [ 43.171825] do_syscall_64+0xbf/0x430 [ 43.172508] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.173442] RIP: 0033:0x7f0ded1705cd [ 43.174117] 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 [ 43.177206] RSP: 002b:00007ffeda3ff5d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.178544] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ded1705cd [ 43.179808] RDX: 0000559558c37e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.181059] RBP: 00007ffeda3ff630 R08: 0000000000000000 R09: 00007ffeda3fecd0 [ 43.182311] R10: 0000000000000000 R11: 0000000000000246 R12: 000055958e3e5ad0 [ 43.183549] R13: 00007ffeda3ffa60 R14: 000055958e3e6bc0 R15: 000055958e3f7780 [ 43.184818] [ 43.185232] irq event stamp: 1767 [ 43.185872] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 43.187357] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 43.188870] softirqs last enabled at (1372): [] handle_softirqs+0x50c/0x770 [ 43.190370] softirqs last disabled at (1367): [] __irq_exit_rcu+0xc4/0x100 [ 43.191843] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29797' (ECDSA) to the list of known hosts. 2025/11/17 15:34:14 fuzzer started 2025/11/17 15:34:14 dialing manager at localhost:37895 2025/11/17 15:34:14 checking machine... 2025/11/17 15:34:14 checking revisions... [ 44.129815] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:34:14 testing simple program... [ 44.206925] cgroup: Unknown subsys name 'net' [ 44.264482] cgroup: Unknown subsys name 'cpuset' [ 44.281813] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:34:13 Registers: info registers vcpu 0 RAX=00000000000000f4 RBX=1ffff11003045fa8 RCX=ffffffff814348c6 RDX=ffff88801c583780 RSI=ffffffff83ee90af RDI=0000000000000005 RBP=ffff8880171781c0 RSP=ffff88801822fd20 R8 =0000000000000001 R9 =ffffed1002ee96d0 R10=000000000000001a R11=0000000000000000 R12=00000000000000f4 R13=ffff88801822fd70 R14=ffff88801c839cc0 R15=ffff8880171781c0 RIP=ffffffff81751c70 RFL=00000286 [--S--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 00007f0aada16900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe5d032000 CR3=000000000b8d7000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001e54d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0aadfcd618 CR3=000000000b8d7000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000