[ 39.313124] ------------[ cut here ]------------ [ 39.314059] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.316101] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.317581] Modules linked in: [ 39.318217] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.320271] Tainted: [W]=WARN [ 39.320833] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.322335] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.323256] 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 [ 39.326424] RSP: 0018:ffff888015c27bc0 EFLAGS: 00010286 [ 39.327425] RAX: 0000000000000000 RBX: ffffed1002b84f78 RCX: ffffffff813a4050 [ 39.328692] RDX: ffff888019b70000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.329960] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b84f2f [ 39.331258] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.332532] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c27df8 [ 39.333806] FS: 00007f8050d37900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.335259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.336317] CR2: 00007f805129d4a6 CR3: 000000000e0e4000 CR4: 0000000000350ef0 [ 39.337609] Call Trace: [ 39.338081] [ 39.338544] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.339435] ? __create_object+0x59/0x80 [ 39.340216] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.341138] __vmalloc_noprof+0x59/0x60 [ 39.341915] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.342796] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.343752] bpf_prog_alloc+0x39/0x200 [ 39.344509] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.345441] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.346352] do_seccomp+0x349/0x25e0 [ 39.347060] ? find_held_lock+0x2b/0x80 [ 39.347853] ? do_prlimit+0x310/0x610 [ 39.348581] ? __pfx_do_seccomp+0x10/0x10 [ 39.349367] ? do_raw_spin_unlock+0x53/0x220 [ 39.350166] ? _raw_spin_unlock+0x1e/0x40 [ 39.350982] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.351951] ? static_key_count+0x60/0x80 [ 39.352772] prctl_set_seccomp+0x4e/0x70 [ 39.353558] __do_sys_prctl+0xe6c/0x1d70 [ 39.354355] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.355222] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.356151] ? irqentry_exit+0xf3/0x650 [ 39.356911] do_syscall_64+0xbf/0x430 [ 39.357652] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.358614] RIP: 0033:0x7f80512295cd [ 39.359324] 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 [ 39.362469] RSP: 002b:00007fff50a0f100 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.363830] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f80512295cd [ 39.365069] RDX: 00005647d91b2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.366350] RBP: 00007fff50a0f160 R08: 0000000000000000 R09: 00007fff50a0e800 [ 39.367616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564808d7ebf0 [ 39.368872] R13: 00007fff50a0f590 R14: 0000564808d88380 R15: 0000564808d93460 [ 39.370153] [ 39.370621] irq event stamp: 1711 [ 39.371264] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 39.372751] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 39.374254] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 39.375768] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 39.377228] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.329743] ------------[ cut here ]------------ [ 42.330969] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.333500] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.335757] Modules linked in: [ 42.337121] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.339645] Tainted: [W]=WARN [ 42.340401] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.342249] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.343424] 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 [ 42.347399] RSP: 0018:ffff88801bb27bc0 EFLAGS: 00010286 [ 42.348623] RAX: 0000000000000000 RBX: ffffed1003764f78 RCX: ffffffff813a4050 [ 42.350231] RDX: ffff88801439b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.351625] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003764f2f [ 42.352902] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.354228] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bb27df8 [ 42.355536] FS: 00007f8e991a2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.356997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.358114] CR2: 00007f8e99694580 CR3: 000000000ff86000 CR4: 0000000000350ef0 [ 42.359435] Call Trace: [ 42.359897] [ 42.360411] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.361301] ? __create_object+0x59/0x80 [ 42.362030] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.362982] __vmalloc_noprof+0x59/0x60 [ 42.363761] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.364652] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.365613] bpf_prog_alloc+0x39/0x200 [ 42.366365] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.367327] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.368229] do_seccomp+0x349/0x25e0 [ 42.368906] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.369802] ? __pfx_do_seccomp+0x10/0x10 [ 42.370639] ? find_held_lock+0x2b/0x80 [ 42.371393] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.372342] ? static_key_count+0x60/0x80 [ 42.373092] prctl_set_seccomp+0x4e/0x70 [ 42.373845] __do_sys_prctl+0xe6c/0x1d70 [ 42.374636] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.375438] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.376256] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.376994] ? irqentry_exit+0xf3/0x650 [ 42.377633] do_syscall_64+0xbf/0x430 [ 42.378239] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.378978] RIP: 0033:0x7f8e996945cd [ 42.379548] 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 [ 42.382081] RSP: 002b:00007ffde2df64f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.383189] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8e996945cd [ 42.384166] RDX: 0000561a5fac6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.385282] RBP: 00007ffde2df6550 R08: 0000000000000000 R09: 00007ffde2df5bf0 [ 42.386311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561a652a8b10 [ 42.387392] R13: 00007ffde2df6980 R14: 0000561a652a92b0 R15: 0000561a652bd6f0 [ 42.388446] [ 42.388791] irq event stamp: 1889 [ 42.389322] hardirqs last enabled at (1899): [] __up_console_sem+0x78/0x80 [ 42.390565] hardirqs last disabled at (1908): [] __up_console_sem+0x5d/0x80 [ 42.391841] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 42.393504] softirqs last disabled at (1927): [] __irq_exit_rcu+0xc4/0x100 [ 42.394767] ---[ end trace 0000000000000000 ]--- [ 43.196437] ------------[ cut here ]------------ [ 43.197379] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.199410] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.200902] Modules linked in: [ 43.201544] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.203549] Tainted: [W]=WARN [ 43.204107] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.205572] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.206477] 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 [ 43.209653] RSP: 0018:ffff8880168cfbc0 EFLAGS: 00010286 [ 43.210644] RAX: 0000000000000000 RBX: ffffed1002d19f78 RCX: ffffffff813a4050 [ 43.211949] RDX: ffff888015fd8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.213251] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d19f2f [ 43.214606] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.215924] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168cfdf8 [ 43.217233] FS: 00007f29a02a5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.218718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.219781] CR2: 00007f29a0797580 CR3: 0000000009e16000 CR4: 0000000000350ef0 [ 43.221058] Call Trace: [ 43.221566] [ 43.221968] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.222872] ? __create_object+0x59/0x80 [ 43.223664] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.224625] __vmalloc_noprof+0x59/0x60 [ 43.225385] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.226234] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.227121] bpf_prog_alloc+0x39/0x200 [ 43.227860] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.228774] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.229664] do_seccomp+0x349/0x25e0 [ 43.230368] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.231288] ? __pfx_do_seccomp+0x10/0x10 [ 43.232028] ? find_held_lock+0x2b/0x80 [ 43.232789] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.233771] ? static_key_count+0x60/0x80 [ 43.234589] prctl_set_seccomp+0x4e/0x70 [ 43.235372] __do_sys_prctl+0xe6c/0x1d70 [ 43.236110] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.236963] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.237931] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.238923] ? irqentry_exit+0xf3/0x650 [ 43.239745] do_syscall_64+0xbf/0x430 [ 43.240481] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.241423] RIP: 0033:0x7f29a07975cd [ 43.242072] 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 [ 43.245199] RSP: 002b:00007ffc41a00e10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.246567] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f29a07975cd [ 43.247637] RDX: 000055e3caa73e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.248687] RBP: 00007ffc41a00e70 R08: 0000000000000000 R09: 00007ffc41a00510 [ 43.249750] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e3ee870ad0 [ 43.250851] R13: 00007ffc41a012a0 R14: 000055e3ee871bc0 R15: 000055e3ee882780 [ 43.251934] [ 43.252328] irq event stamp: 1745 [ 43.252840] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 43.254101] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 43.255365] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 43.256647] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 43.257866] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19626' (ECDSA) to the list of known hosts. 2025/11/18 08:51:09 fuzzer started 2025/11/18 08:51:09 dialing manager at localhost:34383 2025/11/18 08:51:09 checking machine... 2025/11/18 08:51:09 checking revisions... [ 44.186651] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:51:09 testing simple program... [ 44.271662] cgroup: Unknown subsys name 'net' [ 44.362817] cgroup: Unknown subsys name 'cpuset' [ 44.375770] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 08:51:08 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888019b5f678 RCX=ffff888019b5f504 RDX=0000000000000000 RSI=ffffffff83c967ca RDI=ffff888019b5f684 RBP=0000000000000004 RSP=ffff888019b5f590 R8 =0000000000000001 R9 =ffff888019b5f5f0 R10=000000000003c9ed R11=0000000000023e35 R12=ffff888019b5f678 R13=0000000000000000 R14=ffff888016209bc0 R15=ffff8880096c78c0 RIP=ffffffff816191c6 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 00007f8e991a2900 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=00007f8e99759618 CR3=000000001f9ed000 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 info registers vcpu 1 RAX=ffff88801439a690 RBX=0000000000000286 RCX=ffff8880143575a4 RDX=0000000000000003 RSI=ffffffff85f10a38 RDI=ffff88801439a690 RBP=ffffffff85f10a38 RSP=ffff888014357598 R8 =0000000000000000 R9 =ffff88801fa86bf8 R10=0000000000000003 R11=0000000000000001 R12=ffffffff81b629e9 R13=0000000000000087 R14=ffff888014399bc0 R15=0000000000000004 RIP=ffffffff81528fbc RFL=00000046 [---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 00007f0810b68900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f081027f000 CR3=000000000df02000 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=30d25b78202cb8a1fd4388b73779dfff XMM02=0000000000303668eff9b2d0a8fce9cb XMM03=00000000003037382c67c8bc2e329bc3 XMM04=bb16e963a409cc9b00000000000ae988 XMM05=c0d654f543b39c1d0000000000320fc0 XMM06=d96330e2d2db8632000000000031fe78 XMM07=fb795ef6d6577056000000000030f4d0 XMM08=2c67c8bc2e329bc300000000003036d8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000