[ 46.618295] ------------[ cut here ]------------ [ 46.619235] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.621270] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 46.622728] Modules linked in: [ 46.623363] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.625303] Tainted: [W]=WARN [ 46.625848] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.627294] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.628200] 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 [ 46.631341] RSP: 0018:ffff888015c3fbc0 EFLAGS: 00010286 [ 46.632305] RAX: 0000000000000000 RBX: ffffed1002b87f78 RCX: ffffffff813a4050 [ 46.633599] RDX: ffff88801614d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.634868] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b87f2f [ 46.636126] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.637416] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c3fdf8 [ 46.638673] FS: 00007fb8005f5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.640090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.641167] CR2: 00007fb800ae7580 CR3: 000000000d0d7000 CR4: 0000000000350ef0 [ 46.642440] Call Trace: [ 46.642901] [ 46.643348] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.644226] ? __create_object+0x59/0x80 [ 46.645016] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.645964] __vmalloc_noprof+0x59/0x60 [ 46.646669] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.647530] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.648440] bpf_prog_alloc+0x39/0x200 [ 46.649204] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.650099] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.650967] do_seccomp+0x349/0x25e0 [ 46.651620] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.652503] ? __pfx_do_seccomp+0x10/0x10 [ 46.653286] ? find_held_lock+0x2b/0x80 [ 46.654039] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.654980] ? static_key_count+0x60/0x80 [ 46.655711] prctl_set_seccomp+0x4e/0x70 [ 46.656488] __do_sys_prctl+0xe6c/0x1d70 [ 46.657281] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.658127] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.659079] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.660019] ? irqentry_exit+0xf3/0x650 [ 46.660730] do_syscall_64+0xbf/0x430 [ 46.661464] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.662409] RIP: 0033:0x7fb800ae75cd [ 46.663096] 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 [ 46.666172] RSP: 002b:00007ffc3ed3c480 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.667498] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb800ae75cd [ 46.668779] RDX: 0000557591fc9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.670024] RBP: 00007ffc3ed3c4e0 R08: 0000000000000000 R09: 00007ffc3ed3bb80 [ 46.671260] R10: 0000000000000000 R11: 0000000000000246 R12: 00005575cdacbad0 [ 46.672518] R13: 00007ffc3ed3c910 R14: 00005575cdaccbc0 R15: 00005575cdadd780 [ 46.673793] [ 46.674246] irq event stamp: 1755 [ 46.674845] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 46.676350] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 46.677883] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 46.679446] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 46.680957] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.278352] ------------[ cut here ]------------ [ 49.279324] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.281356] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.282777] Modules linked in: [ 49.283431] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.285415] Tainted: [W]=WARN [ 49.286005] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.287478] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.288396] 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 [ 49.291559] RSP: 0018:ffff8880167afbc0 EFLAGS: 00010286 [ 49.292562] RAX: 0000000000000000 RBX: ffffed1002cf5f78 RCX: ffffffff813a4050 [ 49.293848] RDX: ffff888016260000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.295242] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf5f2f [ 49.296675] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.298104] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167afdf8 [ 49.299546] FS: 00007f170371c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.301170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.302353] CR2: 00007ffefd215ef7 CR3: 0000000010696000 CR4: 0000000000350ef0 [ 49.303778] Call Trace: [ 49.304340] [ 49.304809] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.305807] ? __create_object+0x59/0x80 [ 49.306673] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.307753] __vmalloc_noprof+0x59/0x60 [ 49.308594] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.309563] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.310595] bpf_prog_alloc+0x39/0x200 [ 49.311410] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.312440] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.313446] do_seccomp+0x349/0x25e0 [ 49.314246] ? find_held_lock+0x2b/0x80 [ 49.315091] ? do_prlimit+0x310/0x610 [ 49.315870] ? __pfx_do_seccomp+0x10/0x10 [ 49.316752] ? do_raw_spin_unlock+0x53/0x220 [ 49.317668] ? _raw_spin_unlock+0x1e/0x40 [ 49.318531] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.319602] ? static_key_count+0x60/0x80 [ 49.320479] prctl_set_seccomp+0x4e/0x70 [ 49.321343] __do_sys_prctl+0xe6c/0x1d70 [ 49.322211] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.323166] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.324242] ? irqentry_exit+0xf3/0x650 [ 49.325096] do_syscall_64+0xbf/0x430 [ 49.325869] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.326906] RIP: 0033:0x7f1703c0e5cd [ 49.327672] 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 [ 49.331275] RSP: 002b:00007ffefd2144f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.332819] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1703c0e5cd [ 49.334092] RDX: 0000555895e04e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.335305] RBP: 00007ffefd214550 R08: 0000000000000000 R09: 00007ffefd213bf0 [ 49.336526] R10: 0000000000000000 R11: 0000000000000246 R12: 00005558b4220ad0 [ 49.337741] R13: 00007ffefd214980 R14: 00005558b4221bc0 R15: 00005558b4232780 [ 49.338974] [ 49.339373] irq event stamp: 1745 [ 49.339969] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 49.341345] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 49.342729] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 49.344118] softirqs last disabled at (1663): [] __irq_exit_rcu+0xc4/0x100 [ 49.345486] ---[ end trace 0000000000000000 ]--- [ 49.907315] ------------[ cut here ]------------ [ 49.908249] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.910336] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.911844] Modules linked in: [ 49.912477] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.914490] Tainted: [W]=WARN [ 49.915093] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.916575] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.917492] 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 [ 49.920689] RSP: 0018:ffff888016d1fbc0 EFLAGS: 00010286 [ 49.921667] RAX: 0000000000000000 RBX: ffffed1002da3f78 RCX: ffffffff813a4050 [ 49.922959] RDX: ffff888016053780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.924244] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da3f2f [ 49.925534] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.926815] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d1fdf8 [ 49.928101] FS: 00007f653a8ed900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.929557] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.930624] CR2: 00007ffdd0dfaef7 CR3: 0000000020132000 CR4: 0000000000350ef0 [ 49.931909] Call Trace: [ 49.932420] [ 49.932839] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.933736] ? __create_object+0x59/0x80 [ 49.934523] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.935498] __vmalloc_noprof+0x59/0x60 [ 49.936255] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.937143] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.938085] bpf_prog_alloc+0x39/0x200 [ 49.938783] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.939713] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.940634] do_seccomp+0x349/0x25e0 [ 49.941353] ? find_held_lock+0x2b/0x80 [ 49.942113] ? do_prlimit+0x310/0x610 [ 49.942813] ? __pfx_do_seccomp+0x10/0x10 [ 49.943595] ? do_raw_spin_unlock+0x53/0x220 [ 49.944431] ? _raw_spin_unlock+0x1e/0x40 [ 49.945223] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.946190] ? static_key_count+0x60/0x80 [ 49.946990] prctl_set_seccomp+0x4e/0x70 [ 49.947725] __do_sys_prctl+0xe6c/0x1d70 [ 49.948509] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.949384] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.950353] ? irqentry_exit+0xf3/0x650 [ 49.951124] do_syscall_64+0xbf/0x430 [ 49.951826] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.952781] RIP: 0033:0x7f653addf5cd [ 49.953493] 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 [ 49.956665] RSP: 002b:00007ffdd0df9e90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.958030] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f653addf5cd [ 49.959313] RDX: 00005608bf6bfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.960604] RBP: 00007ffdd0df9ef0 R08: 0000000000000000 R09: 00007ffdd0df9590 [ 49.961806] R10: 0000000000000000 R11: 0000000000000246 R12: 00005608f6755ad0 [ 49.962876] R13: 00007ffdd0dfa320 R14: 00005608f6756bc0 R15: 00005608f6767780 [ 49.963963] [ 49.964317] irq event stamp: 1737 [ 49.964828] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 49.966086] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 49.967359] softirqs last enabled at (1254): [] handle_softirqs+0x50c/0x770 [ 49.968648] softirqs last disabled at (1249): [] __irq_exit_rcu+0xc4/0x100 [ 49.969909] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:32144' (ECDSA) to the list of known hosts. 2025/11/17 23:13:17 fuzzer started 2025/11/17 23:13:17 dialing manager at localhost:37895 2025/11/17 23:13:17 checking machine... 2025/11/17 23:13:17 checking revisions... [ 50.817871] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:13:17 testing simple program... [ 50.887356] cgroup: Unknown subsys name 'net' [ 50.929507] cgroup: Unknown subsys name 'cpuset' [ 50.941896] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:13:16 Registers: info registers vcpu 0 RAX=0000000000043631 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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f17036e1008 CR3=000000000dafb000 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=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 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff8880e548f000 RCX=ffffffff8175a49f RDX=0000000000000000 RSI=ffffffff8175a5a5 RDI=ffff88806cf31cd0 RBP=0000000000000001 RSP=ffff8880167d7678 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007f17042b6e07 R13=0000000000000000 R14=ffff888015d30000 R15=ffff88800944cc80 RIP=ffffffff815bcfa0 RFL=00000216 [----AP-] 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 00007f170371c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f17036cb008 CR3=000000000dafb000 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=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