[ 38.852149] ------------[ cut here ]------------ [ 38.852942] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.854927] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.856152] Modules linked in: [ 38.856871] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.858613] Tainted: [W]=WARN [ 38.859073] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.860303] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.861057] 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 [ 38.863664] RSP: 0018:ffff8880157f7bc0 EFLAGS: 00010286 [ 38.864480] RAX: 0000000000000000 RBX: ffffed1002afef78 RCX: ffffffff813a4050 [ 38.865542] RDX: ffff888015cd3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.866602] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002afef2f [ 38.867669] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.868748] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880157f7df8 [ 38.869825] FS: 00007f99bcd43900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.871029] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.871949] CR2: 00007f99bd235580 CR3: 000000000e07c000 CR4: 0000000000350ef0 [ 38.873025] Call Trace: [ 38.873459] [ 38.873804] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.874556] ? __create_object+0x59/0x80 [ 38.875181] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.876009] __vmalloc_noprof+0x59/0x60 [ 38.876628] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.877355] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.878096] bpf_prog_alloc+0x39/0x200 [ 38.878721] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.879511] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.880224] do_seccomp+0x349/0x25e0 [ 38.880822] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.881570] ? __pfx_do_seccomp+0x10/0x10 [ 38.882192] ? find_held_lock+0x2b/0x80 [ 38.882826] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.883643] ? static_key_count+0x60/0x80 [ 38.884278] prctl_set_seccomp+0x4e/0x70 [ 38.884932] __do_sys_prctl+0xe6c/0x1d70 [ 38.885593] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.886273] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.887083] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.887907] ? irqentry_exit+0xf3/0x650 [ 38.888553] do_syscall_64+0xbf/0x430 [ 38.889137] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.889942] RIP: 0033:0x7f99bd2355cd [ 38.890536] 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 [ 38.893235] RSP: 002b:00007fff6bb33670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.894496] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f99bd2355cd [ 38.895730] RDX: 0000562cd4174e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.896826] RBP: 00007fff6bb336d0 R08: 0000000000000000 R09: 00007fff6bb32d70 [ 38.897935] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562cd984bb10 [ 38.899155] R13: 00007fff6bb33b00 R14: 0000562cd984c2b0 R15: 0000562cd98606f0 [ 38.900406] [ 38.900794] irq event stamp: 1783 [ 38.901446] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 38.902941] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 38.904371] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 38.905795] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 38.907236] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.343222] ------------[ cut here ]------------ [ 41.344175] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.346222] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.347714] Modules linked in: [ 41.348384] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.350637] Tainted: [W]=WARN [ 41.351210] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.352747] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.353661] 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 [ 41.356874] RSP: 0018:ffff888015677bc0 EFLAGS: 00010286 [ 41.357871] RAX: 0000000000000000 RBX: ffffed1002acef78 RCX: ffffffff813a4050 [ 41.359173] RDX: ffff888015941bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.360470] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002acef2f [ 41.361753] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.363051] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015677df8 [ 41.364355] FS: 00007f3ae9d84900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.365799] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.366867] CR2: 00007f3aea276580 CR3: 000000000de03000 CR4: 0000000000350ef0 [ 41.368172] Call Trace: [ 41.368686] [ 41.369111] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.370022] ? __create_object+0x59/0x80 [ 41.370803] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.371794] __vmalloc_noprof+0x59/0x60 [ 41.372563] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.373437] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.374371] bpf_prog_alloc+0x39/0x200 [ 41.375063] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.376003] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.376883] do_seccomp+0x349/0x25e0 [ 41.377597] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.378508] ? __pfx_do_seccomp+0x10/0x10 [ 41.379250] ? find_held_lock+0x2b/0x80 [ 41.380033] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.381007] ? static_key_count+0x60/0x80 [ 41.381802] prctl_set_seccomp+0x4e/0x70 [ 41.382591] __do_sys_prctl+0xe6c/0x1d70 [ 41.383388] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.384225] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.385198] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.386189] ? irqentry_exit+0xf3/0x650 [ 41.386962] do_syscall_64+0xbf/0x430 [ 41.387714] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.388676] RIP: 0033:0x7f3aea2765cd [ 41.389414] 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 [ 41.392605] RSP: 002b:00007ffce4bef970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.393960] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3aea2765cd [ 41.395251] RDX: 000055b99431ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.396565] RBP: 00007ffce4bef9d0 R08: 0000000000000000 R09: 00007ffce4bef070 [ 41.397889] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b9afe7aad0 [ 41.399195] R13: 00007ffce4befe00 R14: 000055b9afe7bbc0 R15: 000055b9afe8c780 [ 41.400537] [ 41.400975] irq event stamp: 1807 [ 41.401638] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 41.403176] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 41.404726] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 41.406285] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 41.407854] ---[ end trace 0000000000000000 ]--- [ 42.175507] ------------[ cut here ]------------ [ 42.176476] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.178495] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.179962] Modules linked in: [ 42.180603] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.182823] Tainted: [W]=WARN [ 42.183497] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.184987] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.185894] 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 [ 42.189058] RSP: 0018:ffff888015bb7bc0 EFLAGS: 00010286 [ 42.190038] RAX: 0000000000000000 RBX: ffffed1002b76f78 RCX: ffffffff813a4050 [ 42.191328] RDX: ffff88800f1dd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.192628] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b76f2f [ 42.193909] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.195198] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015bb7df8 [ 42.196510] FS: 00007f8d78c1b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.197949] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.199022] CR2: 00007ffe15fc3ef8 CR3: 000000002013a000 CR4: 0000000000350ef0 [ 42.200336] Call Trace: [ 42.200803] [ 42.201213] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.202117] ? __create_object+0x59/0x80 [ 42.202913] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.203894] __vmalloc_noprof+0x59/0x60 [ 42.204657] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.205547] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.206481] bpf_prog_alloc+0x39/0x200 [ 42.207182] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.208122] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.209041] do_seccomp+0x349/0x25e0 [ 42.209768] ? find_held_lock+0x2b/0x80 [ 42.210531] ? do_prlimit+0x310/0x610 [ 42.211220] ? __pfx_do_seccomp+0x10/0x10 [ 42.212011] ? do_raw_spin_unlock+0x53/0x220 [ 42.212852] ? _raw_spin_unlock+0x1e/0x40 [ 42.213632] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.214601] ? static_key_count+0x60/0x80 [ 42.215407] prctl_set_seccomp+0x4e/0x70 [ 42.216148] __do_sys_prctl+0xe6c/0x1d70 [ 42.216932] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.217802] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.218783] ? irqentry_exit+0xf3/0x650 [ 42.219559] do_syscall_64+0xbf/0x430 [ 42.220256] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.221213] RIP: 0033:0x7f8d7910d5cd [ 42.221929] 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 [ 42.225372] RSP: 002b:00007ffe15fc1a10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.226867] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d7910d5cd [ 42.228276] RDX: 0000562620edde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.229689] RBP: 00007ffe15fc1a70 R08: 0000000000000000 R09: 00007ffe15fc1110 [ 42.231078] R10: 0000000000000000 R11: 0000000000000246 R12: 000056263b71bbf0 [ 42.232482] R13: 00007ffe15fc1ea0 R14: 000056263b725380 R15: 000056263b730460 [ 42.233911] [ 42.234411] irq event stamp: 1823 [ 42.235069] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 42.236685] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 42.238119] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 42.239595] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 42.241043] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39873' (ECDSA) to the list of known hosts. 2025/11/18 09:53:45 fuzzer started 2025/11/18 09:53:46 dialing manager at localhost:34383 2025/11/18 09:53:46 checking machine... 2025/11/18 09:53:46 checking revisions... [ 43.176110] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:53:46 testing simple program... [ 43.267543] cgroup: Unknown subsys name 'net' [ 43.332182] cgroup: Unknown subsys name 'cpuset' [ 43.345993] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:53:45 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888015943780 RCX=255630821f11977f RDX=00000000235b4fc8 RSI=0000000010e2cc00 RDI=00000000a4e8a246 RBP=ffff8880159441d8 RSP=ffff8880169d76a0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888015944200 R13=00000000343e1bc8 R14=0000000000000000 R15=255630821f11977f RIP=ffffffff815273ce RFL=00000086 [--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 00007f3ae9d84900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3ae9d49008 CR3=000000001fb59000 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=000000000001a86f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3f34df9248 CR3=000000000de3b000 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=33353a393020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363135 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000