[ 39.075498] ------------[ cut here ]------------ [ 39.076194] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.077816] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.078970] Modules linked in: [ 39.079555] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.081130] Tainted: [W]=WARN [ 39.081598] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.082770] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.083515] 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 [ 39.086025] RSP: 0018:ffff888015fafbc0 EFLAGS: 00010286 [ 39.086816] RAX: 0000000000000000 RBX: ffffed1002bf5f78 RCX: ffffffff813a4050 [ 39.087847] RDX: ffff888015953780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.088852] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf5f2f [ 39.089883] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.090906] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fafdf8 [ 39.091937] FS: 00007f9557549900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.093084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.093914] CR2: 00007ffd8486def7 CR3: 000000000cefb000 CR4: 0000000000350ef0 [ 39.094938] Call Trace: [ 39.095345] [ 39.095685] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.096394] ? __create_object+0x59/0x80 [ 39.096985] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.097753] __vmalloc_noprof+0x59/0x60 [ 39.098346] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.098999] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.099743] bpf_prog_alloc+0x39/0x200 [ 39.100328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.101038] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.101757] do_seccomp+0x349/0x25e0 [ 39.102321] ? find_held_lock+0x2b/0x80 [ 39.102887] ? do_prlimit+0x310/0x610 [ 39.103491] ? __pfx_do_seccomp+0x10/0x10 [ 39.104088] ? do_raw_spin_unlock+0x53/0x220 [ 39.104755] ? _raw_spin_unlock+0x1e/0x40 [ 39.105386] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.106116] ? static_key_count+0x60/0x80 [ 39.106755] prctl_set_seccomp+0x4e/0x70 [ 39.107373] __do_sys_prctl+0xe6c/0x1d70 [ 39.107973] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.108656] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.109427] ? irqentry_exit+0xf3/0x650 [ 39.109997] do_syscall_64+0xbf/0x430 [ 39.110582] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.111343] RIP: 0033:0x7f9557a3b5cd [ 39.111878] 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 [ 39.114407] RSP: 002b:00007ffd8486cb60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.115501] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9557a3b5cd [ 39.116532] RDX: 000056213c266e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.117560] RBP: 00007ffd8486cbc0 R08: 0000000000000000 R09: 00007ffd8486c260 [ 39.118584] R10: 0000000000000000 R11: 0000000000000246 R12: 00005621675dcbf0 [ 39.119615] R13: 00007ffd8486cff0 R14: 00005621675e6380 R15: 00005621675f1460 [ 39.120660] [ 39.120997] irq event stamp: 1701 [ 39.121522] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 39.122739] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 39.123958] softirqs last enabled at (1218): [] handle_softirqs+0x50c/0x770 [ 39.125191] softirqs last disabled at (1201): [] __irq_exit_rcu+0xc4/0x100 [ 39.126438] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.275002] ------------[ cut here ]------------ [ 42.275932] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.277931] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.279592] Modules linked in: [ 42.280167] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.282166] Tainted: [W]=WARN [ 42.282751] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.284193] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.285083] 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 [ 42.288171] RSP: 0018:ffff888015fbfbc0 EFLAGS: 00010286 [ 42.289135] RAX: 0000000000000000 RBX: ffffed1002bf7f78 RCX: ffffffff813a4050 [ 42.290387] RDX: ffff88801ad7b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.291656] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf7f2f [ 42.292912] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.294156] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fbfdf8 [ 42.295405] FS: 00007f3c27082900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.296841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.297885] CR2: 00007f3c27574580 CR3: 000000000e43e000 CR4: 0000000000350ef0 [ 42.299146] Call Trace: [ 42.299662] [ 42.300067] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.301113] ? __create_object+0x59/0x80 [ 42.301974] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.302926] __vmalloc_noprof+0x59/0x60 [ 42.303686] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.304546] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.305455] bpf_prog_alloc+0x39/0x200 [ 42.306131] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.307041] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.307937] do_seccomp+0x349/0x25e0 [ 42.308650] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.309529] ? __pfx_do_seccomp+0x10/0x10 [ 42.310303] ? find_held_lock+0x2b/0x80 [ 42.311013] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.311967] ? static_key_count+0x60/0x80 [ 42.312763] prctl_set_seccomp+0x4e/0x70 [ 42.313532] __do_sys_prctl+0xe6c/0x1d70 [ 42.314297] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.315099] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.316057] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.317020] ? irqentry_exit+0xf3/0x650 [ 42.317771] do_syscall_64+0xbf/0x430 [ 42.318485] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.319421] RIP: 0033:0x7f3c275745cd [ 42.320078] 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 [ 42.323172] RSP: 002b:00007ffdaadb8e60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.324592] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3c275745cd [ 42.325841] RDX: 0000562fca0b5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.327095] RBP: 00007ffdaadb8ec0 R08: 0000000000000000 R09: 00007ffdaadb8560 [ 42.328364] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562fe5b33240 [ 42.329630] R13: 00007ffdaadb92f0 R14: 0000562fe5b3c380 R15: 0000562fe5b47540 [ 42.330895] [ 42.331339] irq event stamp: 1843 [ 42.331948] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 42.333260] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 42.334503] softirqs last enabled at (1820): [] handle_softirqs+0x50c/0x770 [ 42.335775] softirqs last disabled at (1815): [] __irq_exit_rcu+0xc4/0x100 [ 42.337007] ---[ end trace 0000000000000000 ]--- [ 43.192195] ------------[ cut here ]------------ [ 43.192959] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.194610] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.195831] Modules linked in: [ 43.196381] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.198030] Tainted: [W]=WARN [ 43.198532] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.199767] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.200539] 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 [ 43.203178] RSP: 0018:ffff8880171f7bc0 EFLAGS: 00010286 [ 43.203999] RAX: 0000000000000000 RBX: ffffed1002e3ef78 RCX: ffffffff813a4050 [ 43.205074] RDX: ffff88801b2f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.206141] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3ef2f [ 43.207236] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.208326] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171f7df8 [ 43.209397] FS: 00007f189cfb4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.210589] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.211484] CR2: 00007f189d4a6580 CR3: 00000000073b0000 CR4: 0000000000350ef0 [ 43.212573] Call Trace: [ 43.212974] [ 43.213352] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.214060] ? __create_object+0x59/0x80 [ 43.214713] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.215530] __vmalloc_noprof+0x59/0x60 [ 43.216124] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.216846] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.217619] bpf_prog_alloc+0x39/0x200 [ 43.218195] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.218969] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.219738] do_seccomp+0x349/0x25e0 [ 43.220341] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.221054] ? __pfx_do_seccomp+0x10/0x10 [ 43.221712] ? find_held_lock+0x2b/0x80 [ 43.222348] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.223107] ? static_key_count+0x60/0x80 [ 43.223786] prctl_set_seccomp+0x4e/0x70 [ 43.224422] __do_sys_prctl+0xe6c/0x1d70 [ 43.225029] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.225745] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.226564] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.227372] ? irqentry_exit+0xf3/0x650 [ 43.227983] do_syscall_64+0xbf/0x430 [ 43.228600] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.229394] RIP: 0033:0x7f189d4a65cd [ 43.229949] 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 [ 43.232589] RSP: 002b:00007ffe604ca040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.233728] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f189d4a65cd [ 43.234809] RDX: 00005570d2571e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.235885] RBP: 00007ffe604ca0a0 R08: 0000000000000000 R09: 00007ffe604c9740 [ 43.236959] R10: 0000000000000000 R11: 0000000000000246 R12: 00005570f0e26ad0 [ 43.238042] R13: 00007ffe604ca4d0 R14: 00005570f0e27bc0 R15: 00005570f0e38780 [ 43.239121] [ 43.239525] irq event stamp: 1715 [ 43.240035] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 43.241304] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 43.242579] softirqs last enabled at (1236): [] handle_softirqs+0x50c/0x770 [ 43.243875] softirqs last disabled at (1225): [] __irq_exit_rcu+0xc4/0x100 [ 43.245129] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:53679' (ECDSA) to the list of known hosts. 2025/11/19 07:31:16 fuzzer started 2025/11/19 07:31:16 dialing manager at localhost:34383 2025/11/19 07:31:16 checking machine... 2025/11/19 07:31:16 checking revisions... [ 44.155678] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:31:16 testing simple program... [ 44.248550] cgroup: Unknown subsys name 'net' [ 44.328048] cgroup: Unknown subsys name 'cpuset' [ 44.350357] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:31:15 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=dffffc0000000000 RCX=ffffffff817d9966 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff81b2e764 RBP=ffff888017937da0 RSP=ffff888017937d90 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000000 R12=0000000000000008 R13=ffff888017937e28 R14=ffff888008c41c80 R15=0000000000000000 RIP=ffffffff81aafafc 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fcec18ce700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3c27639618 CR3=000000000cddb000 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=ffffffffffffffffffffffffff000000 XMM01=00000000000000003043545500435455 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732035313a3133 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383939 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=ffffed1002e46e6f RBX=0000000000000000 RCX=ffffffff81a906ac RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88806cf31cd0 RBP=0000000000000800 RSP=ffff8880172372e0 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000001 R12=ffff88807ffdcb40 R13=00000000000d2cc0 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81aa1c15 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcfe7c38298 CR3=000000001b021000 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=756e696c2d34365f3638782f62696c2f XMM01=2e6f747079726362696c2f756e672d78 XMM02=00312e312e6f732e6f74707972636269 XMM03=6c2f756e672d78756e696c2d34365f36 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000