[ 39.700144] ------------[ cut here ]------------ [ 39.701132] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.703243] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.704814] Modules linked in: [ 39.705434] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.707506] Tainted: [W]=WARN [ 39.708138] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.709680] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.710641] 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 [ 39.713960] RSP: 0018:ffff88800f4f7bc0 EFLAGS: 00010286 [ 39.715001] RAX: 0000000000000000 RBX: ffffed1001e9ef78 RCX: ffffffff813a4050 [ 39.716357] RDX: ffff888015d4d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.717709] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e9ef2f [ 39.719054] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.720424] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f4f7df8 [ 39.721761] FS: 00007f074298a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.723302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.724437] CR2: 00007fff09de7ef8 CR3: 000000000e1d7000 CR4: 0000000000350ef0 [ 39.725814] Call Trace: [ 39.726297] [ 39.726734] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.727681] ? __create_object+0x59/0x80 [ 39.728535] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.729555] __vmalloc_noprof+0x59/0x60 [ 39.730365] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.731293] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.732304] bpf_prog_alloc+0x39/0x200 [ 39.733107] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.734099] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.735058] do_seccomp+0x349/0x25e0 [ 39.735767] ? find_held_lock+0x2b/0x80 [ 39.736598] ? do_prlimit+0x310/0x610 [ 39.737391] ? __pfx_do_seccomp+0x10/0x10 [ 39.738226] ? do_raw_spin_unlock+0x53/0x220 [ 39.739121] ? _raw_spin_unlock+0x1e/0x40 [ 39.739965] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.740984] ? static_key_count+0x60/0x80 [ 39.741838] prctl_set_seccomp+0x4e/0x70 [ 39.742594] __do_sys_prctl+0xe6c/0x1d70 [ 39.743424] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.744338] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.745379] ? irqentry_exit+0xf3/0x650 [ 39.746194] do_syscall_64+0xbf/0x430 [ 39.747009] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.748037] RIP: 0033:0x7f0742e7c5cd [ 39.748735] 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 [ 39.752056] RSP: 002b:00007fff09de5d50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.753500] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0742e7c5cd [ 39.754844] RDX: 000055e0f56fee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.756195] RBP: 00007fff09de5db0 R08: 0000000000000000 R09: 00007fff09de5450 [ 39.757553] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e11ce24240 [ 39.758899] R13: 00007fff09de61e0 R14: 000055e11ce2d380 R15: 000055e11ce38540 [ 39.760284] [ 39.760736] irq event stamp: 1757 [ 39.761417] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 39.763016] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 39.764624] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 39.766250] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 39.767845] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.474210] ------------[ cut here ]------------ [ 43.475159] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.477218] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 43.478722] Modules linked in: [ 43.479375] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.481418] Tainted: [W]=WARN [ 43.482024] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.483499] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.484468] 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 [ 43.487649] RSP: 0018:ffff888018827bc0 EFLAGS: 00010286 [ 43.488674] RAX: 0000000000000000 RBX: ffffed1003104f78 RCX: ffffffff813a4050 [ 43.489956] RDX: ffff88800f631bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.491231] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003104f2f [ 43.492556] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.493842] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018827df8 [ 43.495130] FS: 00007fa0e0bd6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.496610] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.497672] CR2: 00007fa0e10c8580 CR3: 000000001e8c8000 CR4: 0000000000350ef0 [ 43.498959] Call Trace: [ 43.499431] [ 43.499922] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.500871] ? __create_object+0x59/0x80 [ 43.501623] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.502606] __vmalloc_noprof+0x59/0x60 [ 43.503379] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.504293] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.505241] bpf_prog_alloc+0x39/0x200 [ 43.505992] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.506920] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.507854] do_seccomp+0x349/0x25e0 [ 43.508552] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.509456] ? __pfx_do_seccomp+0x10/0x10 [ 43.510251] ? find_held_lock+0x2b/0x80 [ 43.511035] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.512059] ? static_key_count+0x60/0x80 [ 43.512853] prctl_set_seccomp+0x4e/0x70 [ 43.513566] __do_sys_prctl+0xe6c/0x1d70 [ 43.514335] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.515186] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.516196] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.517168] ? irqentry_exit+0xf3/0x650 [ 43.517919] do_syscall_64+0xbf/0x430 [ 43.518614] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.519565] RIP: 0033:0x7fa0e10c85cd [ 43.520288] 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 [ 43.523428] RSP: 002b:00007fffe59a0370 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.524842] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa0e10c85cd [ 43.526116] RDX: 0000560229981e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.527408] RBP: 00007fffe59a03d0 R08: 0000000000000000 R09: 00007fffe599fa70 [ 43.528729] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602345d0ad0 [ 43.530008] R13: 00007fffe59a0800 R14: 00005602345d1bc0 R15: 00005602345e2780 [ 43.531290] [ 43.531710] irq event stamp: 1715 [ 43.532393] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 43.533908] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 43.535398] softirqs last enabled at (1638): [] handle_softirqs+0x50c/0x770 [ 43.536967] softirqs last disabled at (1633): [] __irq_exit_rcu+0xc4/0x100 [ 43.538464] ---[ end trace 0000000000000000 ]--- [ 44.358058] ------------[ cut here ]------------ [ 44.358993] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 44.361011] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 44.362447] Modules linked in: [ 44.363070] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 44.365127] Tainted: [W]=WARN [ 44.365673] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 44.367117] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 44.368060] 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 [ 44.371174] RSP: 0018:ffff888018827bc0 EFLAGS: 00010286 [ 44.372167] RAX: 0000000000000000 RBX: ffffed1003104f78 RCX: ffffffff813a4050 [ 44.373444] RDX: ffff88800f633780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 44.374709] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003104f2f [ 44.376013] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 44.377280] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018827df8 [ 44.378551] FS: 00007f884a8fe900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 44.380003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.381053] CR2: 00007ffd5c913ef8 CR3: 000000001e7e0000 CR4: 0000000000350ef0 [ 44.382314] Call Trace: [ 44.382774] [ 44.383228] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 44.384184] ? __create_object+0x59/0x80 [ 44.384977] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 44.385931] __vmalloc_noprof+0x59/0x60 [ 44.386637] bpf_prog_alloc_no_stats+0x55/0x470 [ 44.387506] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.388489] bpf_prog_alloc+0x39/0x200 [ 44.389235] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.390182] bpf_prog_create_from_user+0xb2/0x2f0 [ 44.391100] do_seccomp+0x349/0x25e0 [ 44.391771] ? find_held_lock+0x2b/0x80 [ 44.392570] ? do_prlimit+0x310/0x610 [ 44.393323] ? __pfx_do_seccomp+0x10/0x10 [ 44.394088] ? do_raw_spin_unlock+0x53/0x220 [ 44.394914] ? _raw_spin_unlock+0x1e/0x40 [ 44.395639] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 44.396642] ? static_key_count+0x60/0x80 [ 44.397456] prctl_set_seccomp+0x4e/0x70 [ 44.398239] __do_sys_prctl+0xe6c/0x1d70 [ 44.399009] ? __pfx___do_sys_prctl+0x10/0x10 [ 44.399885] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 44.400862] ? irqentry_exit+0xf3/0x650 [ 44.401578] do_syscall_64+0xbf/0x430 [ 44.402325] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.403260] RIP: 0033:0x7f884adf05cd [ 44.403992] 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 [ 44.407150] RSP: 002b:00007ffd5c911f10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.408543] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f884adf05cd [ 44.409641] RDX: 00005611c832be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.410720] RBP: 00007ffd5c911f70 R08: 0000000000000000 R09: 00007ffd5c911610 [ 44.411808] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611d10b1ad0 [ 44.412919] R13: 00007ffd5c9123a0 R14: 00005611d10b2bc0 R15: 00005611d10c3780 [ 44.414023] [ 44.414375] irq event stamp: 1747 [ 44.414933] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 44.416246] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 44.417540] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 44.418841] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 44.420147] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14839' (ECDSA) to the list of known hosts. 2025/11/19 04:46:15 fuzzer started 2025/11/19 04:46:16 dialing manager at localhost:34383 2025/11/19 04:46:16 checking machine... 2025/11/19 04:46:16 checking revisions... [ 45.353005] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:46:16 testing simple program... [ 45.437457] cgroup: Unknown subsys name 'net' [ 45.489562] cgroup: Unknown subsys name 'cpuset' [ 45.503585] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:46:15 Registers: info registers vcpu 0 RAX=3341007b2e8e6300 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888015d47140 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255cb R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888015d47228 RIP=ffffffff81529242 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 00007fa2e6e5c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa2e6485000 CR3=000000000d489000 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=13ff0a3873868c3b00000000000ae988 XMM05=06f35ff7e33de8c90000000000322f00 XMM06=090f1556b20111b30000000000321d98 XMM07=fb795ef6d65770560000000000311478 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000007 RBX=0000000000000001 RCX=ffffffff83c6e9b8 RDX=000000000002c6e9 RSI=000000000002c6e9 RDI=ffffffff86f756fc RBP=ffff88806cf08ac8 RSP=ffff88806cf08a00 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a7e7 R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff88806cf08ab1 R15=ffff88806cf08a70 RIP=ffffffff8135e62a 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 00007fa0e0bd6900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc95d989000 CR3=000000001e902000 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