}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:11:42 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:42 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:11:43 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:11:43 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:43 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:43 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:44 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:44 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:44 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:44 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:11:44 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:44 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:44 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:44 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:44 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:44 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:44 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:45 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)) 15:11:45 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:45 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:45 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)) 15:11:45 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:45 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:45 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:45 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:45 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)) 15:11:45 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:45 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:45 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:45 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:46 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:46 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:46 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:46 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:46 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:46 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:46 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:46 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:46 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:46 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:46 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:47 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:47 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:47 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:47 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:47 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:47 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:47 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:47 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:47 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:47 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)) 15:11:48 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)) 15:11:48 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:48 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:48 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x0, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)) 15:11:48 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:48 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:11:48 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:48 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:48 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:48 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:48 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 15:11:49 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:49 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:49 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:49 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 15:11:49 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:11:49 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:49 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:49 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:49 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:50 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:50 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 15:11:50 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:50 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:50 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:50 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:50 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:50 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:51 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:51 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:51 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:51 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:51 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:51 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:51 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:52 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:52 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:52 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:52 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:52 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:52 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:52 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:53 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:53 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:53 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:53 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:53 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:53 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:53 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:11:54 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:54 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:54 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:54 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:54 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:54 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:54 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:54 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:55 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:11:55 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:55 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:55 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:55 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:55 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:11:56 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:56 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)) 15:11:56 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:56 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:11:57 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:57 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:57 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:57 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:57 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:57 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:58 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:58 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:58 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:59 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:11:59 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:59 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:59 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:59 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:11:59 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:00 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:00 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:00 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:00 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x0, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:00 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:01 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:01 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:01 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x0, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:01 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:02 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:02 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:02 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:02 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) 15:12:02 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:02 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:02 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:03 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:03 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:03 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:03 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:03 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:04 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:04 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:04 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:04 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:04 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:05 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:05 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:05 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:05 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:05 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:05 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:06 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:06 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:06 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:06 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:06 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:06 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:07 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:07 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:07 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:07 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:07 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:07 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:07 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:07 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:08 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:08 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:08 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:08 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:08 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:08 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:09 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:09 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:09 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:09 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:09 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:09 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:09 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:09 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:09 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:10 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:10 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:10 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:10 executing program 4: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, &(0x7f000000e3c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x80101, 0x0) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, 0xffffffffffffffff, 0x0) 15:12:10 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:12:10 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:10 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:12:10 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:10 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:12:11 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:11 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:11 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:11 executing program 2: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, &(0x7f000000e3c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x80101, 0x0) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, 0xffffffffffffffff, 0x0) 15:12:11 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:12:11 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:11 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:11 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:12:11 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:11 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:12 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:12 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:12 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:12:12 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, 0x0) 15:12:12 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:12 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:12 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:12 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:12 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:12 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:12 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:13 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:13 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:13 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:14 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:14 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:14 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:14 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:14 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:14 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:14 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:15 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:15 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:15 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:16 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:16 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:16 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:16 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:16 executing program 2: syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:16 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:16 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:16 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:16 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:17 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:17 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:17 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:17 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:17 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:17 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:17 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:17 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:17 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:17 executing program 5: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:17 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:17 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:17 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:18 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:18 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:18 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:18 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:18 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:18 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:18 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:18 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:18 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:18 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:18 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:19 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:19 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:19 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:19 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:19 executing program 0: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:19 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:19 executing program 4: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:19 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:19 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:19 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:19 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:20 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:20 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:20 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:20 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = socket(0x1, 0x6, 0x5) connect$tipc(r0, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:20 executing program 0: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:20 executing program 3: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:20 executing program 5: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:20 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:20 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:20 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:20 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:21 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:21 executing program 0: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:21 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:21 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:21 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:21 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:21 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:21 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = socket(0x1, 0x6, 0x5) connect$tipc(r0, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:21 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = socket(0x1, 0x6, 0x5) connect$tipc(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:21 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:22 executing program 5: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:22 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:22 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:22 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:22 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = socket(0x1, 0x6, 0x5) connect$tipc(r0, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:22 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:22 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:22 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:22 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:22 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:22 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = socket(0x1, 0x6, 0x5) connect$tipc(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:22 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:23 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:23 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:23 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:23 executing program 2: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:23 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:23 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:23 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:23 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:23 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:24 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:24 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) [ 501.238348][ T1228] ieee802154 phy0 wpan0: encryption failed: -22 [ 501.244685][ T1228] ieee802154 phy1 wpan1: encryption failed: -22 15:12:24 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:24 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:24 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:24 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:24 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:12:24 executing program 5: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, &(0x7f000000e3c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x80101, 0x0) syz_fuse_handle_req(r0, 0x0, 0x0, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, r2, 0x0) 15:12:25 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:25 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:25 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:12:25 executing program 2: syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) 15:12:25 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = socket(0x1, 0x6, 0x5) connect$tipc(r0, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 502.817995][T14623] loop2: detected capacity change from 0 to 64 15:12:25 executing program 4: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:25 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:25 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 502.893505][T14623] BFS-fs: bfs_fill_super(): loop2 is unclean, continuing 15:12:25 executing program 2: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, &(0x7f000000e3c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x80101, 0x0) syz_fuse_handle_req(0xffffffffffffffff, 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", 0x2000, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, r2, 0x0) 15:12:26 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = socket(0x1, 0x6, 0x5) connect$tipc(r0, 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:26 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:26 executing program 3: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:26 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:26 executing program 4: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:26 executing program 2: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000", 0x8}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) 15:12:27 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = socket(0x1, 0x6, 0x5) connect$tipc(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 504.151658][T14659] loop2: detected capacity change from 0 to 64 [ 504.169444][T14659] BFS-fs: bfs_fill_super(): loop2 is unclean, continuing [ 504.186540][T14659] BFS-fs: bfs_fill_super(): Superblock is corrupted on loop2 15:12:27 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = socket(0x1, 0x6, 0x5) connect$tipc(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:27 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:27 executing program 3: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01", 0x5}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) [ 504.731055][T14672] loop3: detected capacity change from 0 to 64 [ 504.781398][T14672] BFS-fs: bfs_fill_super(): loop3 is unclean, continuing [ 504.803451][T14672] BFS-fs: bfs_fill_super(): Superblock is corrupted on loop3 15:12:27 executing program 3: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, &(0x7f000000e3c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="a73753be93921b8cf60d8c96fef55d960f5ff0c6a44dc53b8c897e074cadc52e9e4e606e24d9e92829b38a5d20c3c5143a8d79df042990574c0a1e90bdbd80a2114ca0bc3b9aa6f8276c2ce4816d5f5968edce8b542eacc62fa55f6f6b8136273c6f224a2e3d952f0f31ae91e0f4ade99703e6082b79a3f4e08fee5b84658d989f4db9fd79aaf49a907edcc99bf80e52fd54f069beebe778aedfb4b1a9c9afecebdcb0ea866b68e633a1e9d1eecc458dcc32dbe9d88dbab3a38ac08a3e6c5b05ca2f0fcbe519c5c788a68302eefd82081645e78013fa8498c60ea3a9fb015d2fee948c451f3d91fa6fee6f7b93111d2929918a948a9d4e083b3e097e5268a95322d79e46aa4fa224ccf6dd1a9414088245a0e42ad07319b98ee6e4ed446201d3cfabd379f5d4388eeccb74b233501e8bf4b4f90b7c78fc0d628daa950241a77abb12effeeb0552d29661a82b22f863d70e19232495c4e20a7448e6cc5778c6339a8c7c7ee84e0fc0fa1be88d0724cfea94c519ae688bd0cd777681e6f0c6019af1d04c1bec29a893e66cacdf12f47a93620f8560cf2ec73e055e0624c868d3dca13cca68b62fa4acefaf0e0f6e0d39175c7083a54e6bb73d58636ea6e5634d55a53f17310758c04b09dc6af87eff4ce18714832cad515426d0f3ee51329d7c4abf4f4e493d5d45729eb57dea1b759b25aff25ece69dbd2a6c14189877997ca9031d899241badb1bcec04ae529fab8e6ef401b7af0da1e6d4a1863338ca598a66fc070611b79eb195d2eef942bff444425052fd83cd2870e785e3bb36a999d15413602ac4a580df1d965bccbba73ebb60a7ce1a596f2160a52d2f1261aa51470a0f62d7b6b6b151d91800dee4c1b40ed6938a5220cbae899b4a7823353acd536e38f5333e8751b3f98102d3a2a9b6da3b286bb050457d80f59e05fc6a9d92b68be002cbc0fa7626eeab3243889128c13cca70c81e9662f5d4524e1e7a91a43576a57ebbb1e2e39bc66f07f54f9b924ce4598c4843abaa4ca0daf837ee5e0c97ec2f4012fdd6a2ece4a5acbc8a4941ef7a9fb0b90d3525d6f351526727b4cb6287025fdde43ad1c20647ab127853bf2597c20dc172b2d5615446ac8fedbefbb1589e03cc9cc9d2696e7b248822354c61a1ace4881a0c3b3678a47698f4441c2332d6dd971dc05e23e0d5f45e4f47c7c2fbe59ef5b462f3881b5ca0da1f245091dd374514c4a811452c9b0b4aa676b3d38dabf48ca82ad06be0bffced2247c388de82660348f5043c7667be2b5785595847233200b0b6835f16872b97d5e35030964e186a9b55974f165646301f63006aa5a503276184dd809b3791ff9a00575b5cc846eeb16da623eff03adc269e608eca3bbf2d233cb3b1133df0ede6159c2d3eb4a5a7346c543e330d87d749e3d8a0fafbb4a1e12b9ee0f243acd185f21d1e91b669196f3cdad2c6a36061d635ede2bef886052b50f10f1a6ab651f7dba114cbd6da3fc8cb72216a30b1a50dec0bdc386d223079ee1df939616a75bbbfb19621f0fa2ec67851aed52e2260b369df42d22535ab01f89305e5215f7bd7e71257f4d37fc3106213af75200af279cbb2bf85dfeef521658fe6e7b3cf4314000119d094b2054346db663eceb83fad178b05d9307fead17166ebc15923f4d5f057ad6ca84df6a53095a0f57153e63f149fb0d7646871d9bdb63c7d4668a8db70ab0b79077cbade13d6b7999c1676c04f0f2eeee71b67ba5ff7426d68136f16f3f2cfc6c06ffdb475f0ad32151093969cf0d756aa65f6edb1ec49dc3809f275dc7a6480fcc7749c58528c8b25863462adb359e8027f88b0d231ae2415c1daf27a6b64883db338e80fecb87e225f05ec8a28856e571e1eea731713fc62689f031a84f80b797f1f061bda029ee61ef4bffcaf2b35d2aa0763eb4f4500279649147fcc6645320319e5d3bb9a4d9034d7cf960daa1a0195f275e6c367f521aff8b1747c0b5e89ab8bbef3cffd620c3cf1796162a2c5b51ccc127f7d540bb467ad83c93abedcb6c89cab309446c1b6b8723c9cb353930b9e025999b9b1fd954b730b90a57de81d792c19eb03e3d789910f1f8e4338b66d9425e4af7eb677968a38bd84d7edb055eb645dbe9c6da92b936af5704c3a256e14014c840103a02369285575461f09842429f979d9eec41d242134ba090f222ff030f656f5219e5ff1e8795309369f476ad7759bc1fff66f10451b89b7673a13fe538a3eb14b20833ab183dcba7ef3bf1a614ba4fccd454ab7a3e6dd1a41e29feb19433dbe16e860896c7f01628a5ecb372e6ad7e2d60403e22cb370abd881f5415dbde7072e98a6c7bde4bc51b47880b92579dbec095fcc82f7b12af78393c0e3e345642e52822d141a17620c0de41162c9953e3579682131905a4ef4a82712ceaf646c492ed10887c53ebe4f2b5cd6129a92a8d1ea96a6cda50f20a814cd6873d86cc015bd842fd537504989b01e303fbcd6c3aa5dc7cc20695b4d1eb8e340f066504ad8c9788744ecfa1697a5eb8edfeebe02c17f4a08cb45990180bf26863f023dcf30728ada93e57043e8f7f73e97aa8fed986389b2ce08db6b23d0f60f451e4c6549f4150602a6e10c600d129f09eb0477888e842a75b08dfd413a7bbb34b6b99e3187f2cc7e1a519a36034361279beb75ebe22baa3b7ce6eb65eac81203203e569060f86309cfb6dcf6192fa0132bd1d5fb04910046cbd769b45d2df89fc04054dd8bef7ec141f361562d553dc746ce95a92e7a1877299ae3c9513fe72b479c50d8820a9df9012668f90faabc05439527d33f508000383abbcaaeb40861d08e62a634f6d398470672c36ec9ea358557e9142071ecdd58008b076566e7cceaec6b0a6b147f3f5c050fa1b1c4814249000afbd55ec3fb507da09380c264bbf9d9c1e69809db18ead4dd39372dbbab23b1bc85a709141351694731984de2a3f5692b5b428f1d1cc47828a515c9b72ff956216c7d52c2ec788eaf92867b26a15670057b28b1ee53cb25d31d4abf9fe52e2f938cf5a416edb3d45aaa593334911df1e1968a411c92b5d0f021053232e978bcff5586cf08a825586d43312d2ef39e6a82201b87ccb2caa791e8a81d4759eb643d2123d5a722a71e0ea238cd41570b848cab928f0485f62bfc6d281c7716951f7f26dc86ecc9ac72d2407a04eb1ac22b9d556ce6183ee5f58b6f432e6e2ddbac7b6b060078ca4a71fef5572eadcd7be9863c974e8606f4bb0c98ec77c8b0622922e5738d450f9aabfab7c8c49230c1764939cddde6893a0fcdcbef56d5fe4ea1abab7d3fd681280b7cf106a0a09318e4c7790ad7de4b639af3f74fc88d9f79b81389220faf86781297e18955b91d80442eeae40597afe78f26547d155b155f583185c6317d33eccda69344d1fea122fe600516cf38fc5df7bc52a197cadf200b8a44203c10246e21f3c01715775136de05f46a8dd1af8a31b97b56d0371af815f211a446fd7c3fc7e8cc636452fd128996c413ef54c17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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, r2, 0x0) 15:12:27 executing program 4: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:27 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:27 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:28 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = socket(0x1, 0x6, 0x5) connect$tipc(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:28 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:28 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:28 executing program 5: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, &(0x7f000000e3c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x0, 0x0) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, r2, 0x0) 15:12:28 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:28 executing program 2: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{0x0}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) 15:12:28 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 505.941769][T14704] loop2: detected capacity change from 0 to 64 15:12:28 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 505.992809][T14704] BFS-fs: bfs_fill_super(): No BFS filesystem on loop2 (magic=00000000) 15:12:28 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:28 executing program 2: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, &(0x7f000000e3c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, 0x0, 0x80101, 0x0) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, r2, 0x0) 15:12:29 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:29 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:29 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:29 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:29 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:29 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x0, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:30 executing program 5: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) 15:12:30 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:30 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 507.292329][T14742] loop5: detected capacity change from 0 to 64 [ 507.352169][T14742] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000002) 15:12:30 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:30 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:30 executing program 2: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e0000", 0x10, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) [ 507.760839][T14757] loop2: detected capacity change from 0 to 64 [ 507.844558][T14757] BFS-fs: bfs_fill_super(): loop2 is unclean, continuing 15:12:30 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:30 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:30 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:31 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:31 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:31 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) connect$tipc(0xffffffffffffffff, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:31 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:31 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:32 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:32 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:32 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:32 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:32 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:32 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:32 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:32 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:33 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:33 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:33 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:33 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:33 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) socket(0x1, 0x6, 0x5) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:34 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:35 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:35 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:35 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:35 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:35 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:35 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:35 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:36 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:36 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:36 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:37 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:37 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:37 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:37 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:37 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:37 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:38 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:38 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:38 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:38 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:38 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x0, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:38 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:39 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:39 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:39 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:39 executing program 2: r0 = syz_mount_image$bfs(0x0, &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) [ 516.769151][T14939] loop2: detected capacity change from 0 to 64 15:12:39 executing program 3: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat$loop(r0, &(0x7f0000000180)='./file3\x00', 0x0, 0x1) mknodat(r0, 0x0, 0x0, 0x0) mknodat$null(r0, &(0x7f00000002c0)='./file2\x00', 0x0, 0x103) 15:12:39 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 517.003985][T14948] loop3: detected capacity change from 0 to 64 15:12:39 executing program 1: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) 15:12:39 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 517.095596][T14948] BFS-fs: bfs_fill_super(): loop3 is unclean, continuing 15:12:40 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 517.248818][T14958] loop1: detected capacity change from 0 to 64 15:12:40 executing program 1: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat$loop(r0, &(0x7f0000000180)='./file3\x00', 0x0, 0x1) mknodat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mknodat$null(r0, &(0x7f00000002c0)='./file2\x00', 0x0, 0x103) [ 517.345950][T14958] BFS-fs: bfs_fill_super(): loop1 is unclean, continuing [ 517.506351][T14963] loop1: detected capacity change from 0 to 64 [ 517.559022][T14963] BFS-fs: bfs_fill_super(): loop1 is unclean, continuing 15:12:40 executing program 1: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat$loop(r0, &(0x7f0000000180)='./file3\x00', 0x0, 0x1) mknodat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mknodat$null(r0, &(0x7f00000002c0)='./file2\x00', 0x0, 0x103) [ 517.676535][T14965] loop1: detected capacity change from 0 to 64 [ 517.682144][ T3651] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 517.700806][ T3651] Buffer I/O error on dev loop1, logical block 0, async page read [ 517.726896][ T3651] loop1: unable to read partition table [ 517.745321][T14965] BFS-fs: bfs_fill_super(): loop1 is unclean, continuing 15:12:40 executing program 1: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat$loop(r0, 0x0, 0x0, 0x1) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mknodat$null(r0, &(0x7f00000002c0)='./file2\x00', 0x0, 0x103) [ 517.872016][T14968] loop1: detected capacity change from 0 to 64 [ 517.903796][T14968] BFS-fs: bfs_fill_super(): loop1 is unclean, continuing 15:12:40 executing program 4: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat$loop(0xffffffffffffffff, &(0x7f0000000180)='./file3\x00', 0x0, 0x1) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mknodat$null(r0, &(0x7f00000002c0)='./file2\x00', 0x0, 0x103) 15:12:40 executing program 5: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff", 0x9}, {&(0x7f0000010100)="0200000007000000080000001f1e000002", 0x11, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat$loop(r0, &(0x7f0000000180)='./file3\x00', 0x0, 0x1) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mknodat$null(r0, &(0x7f00000002c0)='./file2\x00', 0x0, 0x103) 15:12:40 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 518.071419][T14973] loop4: detected capacity change from 0 to 64 [ 518.094997][T14974] loop5: detected capacity change from 0 to 64 [ 518.095903][ T2973] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.140131][T14973] BFS-fs: bfs_fill_super(): loop4 is unclean, continuing [ 518.147924][ T2973] Buffer I/O error on dev loop5, logical block 0, async page read [ 518.172513][ T2973] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.208984][ T2973] Buffer I/O error on dev loop5, logical block 0, async page read [ 518.218463][ T2973] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.228610][ T2973] Buffer I/O error on dev loop5, logical block 0, async page read [ 518.236708][ T2973] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.249327][ T2973] Buffer I/O error on dev loop5, logical block 0, async page read [ 518.258075][ T2973] loop5: unable to read partition table [ 518.264486][T14974] BFS-fs: bfs_fill_super(): loop5 is unclean, continuing [ 518.280046][T14974] BFS-fs: bfs_fill_super(): Superblock is corrupted on loop5 15:12:41 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:41 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 518.349427][ T3651] I/O error, dev loop5, sector 1 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.446203][ T3651] Buffer I/O error on dev loop5, logical block 1, async page read [ 518.455880][ T3651] I/O error, dev loop5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.465523][ T3651] Buffer I/O error on dev loop5, logical block 2, async page read [ 518.479766][ T3651] I/O error, dev loop5, sector 3 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.492597][ T3651] Buffer I/O error on dev loop5, logical block 3, async page read [ 518.502292][ T3651] I/O error, dev loop5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.530812][ T3651] Buffer I/O error on dev loop5, logical block 4, async page read 15:12:41 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:41 executing program 3: creat(&(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000680), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000103c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x4010408}}, 0x50) syz_fuse_handle_req(r0, 0x0, 0x0, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x80101, 0x0) syz_fuse_handle_req(r0, 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95508c14877ddc22a11bbe6fbb335ee9d52f54373163be39b66d14860ae358e15affc92a3fbfc7b11ae467e3626838d92279647f895ef35d8aa4af695a9bc4bee78b99d46178a2897aae7b6b83d429ba09091d006fc8886c40ef4706afb3e85c361d591c44ce4f2abd84b1a8565255e3c69aa44bf331de7bcb75e3539c31a1614593ab944e8a270181c12421d62655500e4e0eefc6b489cebe43dc1053c235cc173badfc8e53ae3aeb8204053351798cbc5ed5eb6d90f76caf39281667ed3d78d33ba0ad13a3790643b032cf89e1859a48070d07151af36c24cc63421ee2cc2a508282fe4be9c688287206e852c451d4f5e033f11d66f3efe5730668dfe9119662104cd39c284b17936204fca9f33746b38b738d5295246f6fc44aaa04d85bcfa64a5789331a7112d287009a194efb1f4812d275ba3eb352628697f3f04e324bbd268cdd208100182cf0e24c208252d86e8a82edf012e89d304478ea4b22edad8cb91fd698702aacc3a6107bcbf277714dcca56fab8e18c90aff975b3a98687a028e8533dd7334a5a1cba7074a2b998bc8924a08c0b0cbc05bdfa679d51dd8ff18200c4d22dcb3c911da3ebc535194def707a95e87afc151602929bcce239b88d4fc60036463f31ce11bed06a3341c85c1f137776f7d08718857a0bad874679ac244ab612246805faad5ec025260e86043102b6e8f1c6542f3d6c717c2c71fe78b461a13f1aecd505e1b6a15ab9117ad007d6cc6a07b99b38219d8678e0c5f229a16ee00dac6d93942acc044175f76b498e1259fff0e1aeccc0edd06fe83fa42fab7e747114acc7ab7bdb8262ae20bbb9de1be0c038a1f53b83e848af439dee838fa9f1a6bdc4589b8feb4341daa0cb2dcd0f0514a46a9d119e83c1b6f24d3c26106e6e52f734f33bd72e2f9b373618af3670e0e92d0d0bf5a513501931eda81075276ab800", 0x2000, &(0x7f0000000200)={&(0x7f00000000c0)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$tcp_congestion(r2, 0x0, 0x0) dup3(r0, r2, 0x0) 15:12:41 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 518.619953][ T3651] I/O error, dev loop5, sector 5 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 518.699601][ T3651] Buffer I/O error on dev loop5, logical block 5, async page read 15:12:42 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:42 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:42 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:42 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:42 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:43 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:44 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:44 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:44 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:44 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:44 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:44 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:45 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:45 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:45 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:45 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:45 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:45 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:45 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:46 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:46 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:46 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:46 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:46 executing program 1: r0 = syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x8000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b01100000ff7f", 0xa}, {&(0x7f0000010100)="0200000007000000080000001f1e00", 0xf, 0x200}], 0x0, &(0x7f0000000140)=ANY=[]) mknodat$loop(r0, &(0x7f0000000180)='./file3\x00', 0x0, 0x1) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mknodat$null(r0, &(0x7f00000002c0)='./file2\x00', 0x0, 0x103) 15:12:46 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 523.888285][T15073] loop1: detected capacity change from 0 to 64 [ 523.932051][T15073] BFS-fs: bfs_fill_super(): loop1 is unclean, continuing 15:12:46 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:47 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, 0x0, 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:47 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:47 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:47 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:47 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:47 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:47 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:48 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:48 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:48 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:48 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:49 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r1, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:49 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:49 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:49 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:49 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:49 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:50 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) dup(r0) r1 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r1, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:51 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:51 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) dup(r0) r1 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r1, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:51 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:51 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:51 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:51 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:51 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:51 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:51 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:52 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:52 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:52 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:52 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:52 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:52 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) ioctl$SNDCTL_DSP_SPEED(0xffffffffffffffff, 0xc0045002, 0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:52 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:52 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x10, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:53 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:53 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:53 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:53 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:53 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) ioctl$SNDCTL_DSP_SPEED(0xffffffffffffffff, 0xc0045002, 0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:53 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:53 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) ioctl$SNDCTL_DSP_SPEED(0xffffffffffffffff, 0xc0045002, 0x0) setsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:53 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100), &(0x7f0000000140)) ioctl$SNDCTL_DSP_SPEED(0xffffffffffffffff, 0xc0045002, 0x0) setsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) syz_io_uring_setup(0x0, &(0x7f0000000180), &(0x7f0000148000/0x3000)=nil, &(0x7f0000149000/0x3000)=nil, 0x0, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:54 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:54 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:54 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:54 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) ioctl$SNDCTL_DSP_SPEED(0xffffffffffffffff, 0xc0045002, 0x0) setsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:54 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:55 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:55 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, 0x0, 0x0, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:55 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:55 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:55 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:56 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) ioctl$SNDCTL_DSP_SPEED(0xffffffffffffffff, 0xc0045002, 0x0) setsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {0x0}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:56 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:57 executing program 1: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL={0xe, 0x2}, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(0xffffffffffffffff, 0x18f3, 0x0, 0x0, 0x0, 0x0) 15:12:57 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:57 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:57 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:57 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) 15:12:57 executing program 3: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL={0xe, 0x2}, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) 15:12:57 executing program 3: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x18f3, 0x0, 0x0, 0x0, 0x0) 15:12:57 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:57 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {&(0x7f0000000600)=""/200, 0xc8}], 0x2, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:57 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:12:57 executing program 3: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x18f3, 0x0, 0x0, 0x0, 0x0) 15:12:57 executing program 1: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL={0xe, 0x2}, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) 15:12:58 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:12:58 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:12:58 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:12:58 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:12:58 executing program 1: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL={0xe, 0x2}, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x18f3, 0x0, 0x0, 0x0, 0x0) 15:12:58 executing program 3: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL={0xe, 0x2}, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x18f3, 0x0, 0x0, 0x0, 0x0) 15:12:58 executing program 1: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL={0xe, 0x2}, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x18f3, 0x0, 0x0, 0x0, 0x0) 15:12:58 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 15:12:58 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 1) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:58 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)) 15:12:58 executing program 3: r0 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f00000000c0)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000001c0)=@IORING_OP_ASYNC_CANCEL={0xe, 0x2}, 0x0) io_uring_enter(r0, 0xcc2, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r0, 0x18f3, 0x0, 0x0, 0x0, 0x0) [ 536.054633][T15362] FAULT_INJECTION: forcing a failure. [ 536.054633][T15362] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 536.184952][T15362] CPU: 0 PID: 15362 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 536.195417][T15362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 536.205487][T15362] Call Trace: [ 536.208784][T15362] [ 536.211726][T15362] dump_stack_lvl+0x1e3/0x2cb [ 536.216501][T15362] ? io_notif_register+0x5e7/0x5e7 [ 536.221717][T15362] ? panic+0x76b/0x76b [ 536.225838][T15362] should_fail+0x3a0/0x4f0 [ 536.230294][T15362] _copy_from_user+0x2b/0x160 [ 536.234991][T15362] iovec_from_user+0x146/0x390 [ 536.239764][T15362] __import_iovec+0x74/0x4e0 [ 536.244375][T15362] ? __fget_files+0x3ba/0x420 [ 536.249085][T15362] import_iovec+0xe6/0x120 [ 536.253527][T15362] do_preadv+0x1d3/0x350 [ 536.257859][T15362] ? do_writev+0x470/0x470 [ 536.262270][T15362] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 536.268272][T15362] ? __ct_user_exit+0x81/0xe0 [ 536.272943][T15362] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 536.278927][T15362] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 536.284895][T15362] do_syscall_64+0x2b/0x70 [ 536.289305][T15362] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 536.295235][T15362] RIP: 0033:0x7fdca2689279 [ 536.299692][T15362] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 536.319298][T15362] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 536.327702][T15362] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 15:12:59 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)) 15:12:59 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100), &(0x7f0000000140)) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 536.335665][T15362] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 536.343629][T15362] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 536.351602][T15362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 536.359560][T15362] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 536.367530][T15362] 15:12:59 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 2) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:12:59 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 1) 15:12:59 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 536.568889][T15374] FAULT_INJECTION: forcing a failure. [ 536.568889][T15374] name fail_usercopy, interval 1, probability 0, space 0, times 0 15:12:59 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)) [ 536.672739][T15380] ERROR: Out of memory at tomoyo_realpath_from_path. [ 536.715374][T15374] CPU: 1 PID: 15374 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 536.725822][T15374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 536.735892][T15374] Call Trace: [ 536.739184][T15374] [ 536.742133][T15374] dump_stack_lvl+0x1e3/0x2cb [ 536.746823][T15374] ? io_notif_register+0x5e7/0x5e7 [ 536.751931][T15374] ? panic+0x76b/0x76b [ 536.756006][T15374] ? __might_fault+0xb6/0x110 [ 536.760751][T15374] ? __lock_acquire+0x1f60/0x1f60 [ 536.765766][T15374] should_fail+0x3a0/0x4f0 [ 536.770175][T15374] copyout+0x1a/0x120 [ 536.774160][T15374] _copy_to_iter+0x4a2/0x1000 [ 536.778851][T15374] ? iov_iter_init+0x1a0/0x1a0 [ 536.783605][T15374] ? __might_sleep+0xc0/0xc0 [ 536.788221][T15374] ? mark_lock+0x9a/0x350 [ 536.792554][T15374] ? page_copy_sane+0x46/0x3a0 [ 536.797306][T15374] copy_page_to_iter+0xd2/0x1b0 [ 536.802145][T15374] filemap_read+0x8a0/0xeb0 [ 536.806671][T15374] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 536.812673][T15374] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 536.818385][T15374] ? generic_file_read_iter+0x8f/0x540 [ 536.823835][T15374] do_iter_read+0x719/0xc50 [ 536.828322][T15374] ? _copy_from_user+0x106/0x160 [ 536.833258][T15374] ? vfs_iter_read+0xa0/0xa0 [ 536.837867][T15374] do_preadv+0x20d/0x350 [ 536.842113][T15374] ? do_writev+0x470/0x470 [ 536.846519][T15374] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 536.852490][T15374] ? __ct_user_exit+0x81/0xe0 [ 536.857154][T15374] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 536.863121][T15374] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 536.869088][T15374] do_syscall_64+0x2b/0x70 [ 536.873488][T15374] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 536.879384][T15374] RIP: 0033:0x7fdca2689279 [ 536.883786][T15374] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 536.903373][T15374] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 536.911787][T15374] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 536.919744][T15374] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 536.927699][T15374] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 536.935653][T15374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 536.943626][T15374] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 536.951592][T15374] 15:12:59 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)) 15:13:00 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 3) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:00 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 2) 15:13:00 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100), &(0x7f0000000140)) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:00 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 537.384987][T15392] FAULT_INJECTION: forcing a failure. [ 537.384987][T15392] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 537.469268][T15400] ERROR: Out of memory at tomoyo_realpath_from_path. [ 537.492594][T15392] CPU: 1 PID: 15392 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 537.503045][T15392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 537.513105][T15392] Call Trace: [ 537.516394][T15392] [ 537.519314][T15392] dump_stack_lvl+0x1e3/0x2cb [ 537.523987][T15392] ? io_notif_register+0x5e7/0x5e7 [ 537.529092][T15392] ? panic+0x76b/0x76b [ 537.533163][T15392] ? __might_fault+0xb6/0x110 [ 537.537833][T15392] ? __lock_acquire+0x1f60/0x1f60 [ 537.542852][T15392] should_fail+0x3a0/0x4f0 [ 537.547285][T15392] copyout+0x1a/0x120 [ 537.551269][T15392] _copy_to_iter+0x4a2/0x1000 [ 537.555968][T15392] ? iov_iter_init+0x1a0/0x1a0 [ 537.560753][T15392] ? __might_sleep+0xc0/0xc0 [ 537.565354][T15392] ? mark_lock+0x9a/0x350 [ 537.569681][T15392] ? page_copy_sane+0x46/0x3a0 [ 537.574441][T15392] copy_page_to_iter+0xd2/0x1b0 [ 537.579291][T15392] filemap_read+0x8a0/0xeb0 [ 537.583792][T15392] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 537.589794][T15392] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 537.595516][T15392] ? generic_file_read_iter+0x8f/0x540 [ 537.600975][T15392] do_iter_read+0x719/0xc50 [ 537.605495][T15392] ? _copy_from_user+0x106/0x160 [ 537.610437][T15392] ? vfs_iter_read+0xa0/0xa0 [ 537.615032][T15392] do_preadv+0x20d/0x350 [ 537.619272][T15392] ? do_writev+0x470/0x470 [ 537.623695][T15392] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 537.629674][T15392] ? __ct_user_exit+0x81/0xe0 [ 537.634362][T15392] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 537.640338][T15392] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 537.646314][T15392] do_syscall_64+0x2b/0x70 [ 537.650725][T15392] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 537.656617][T15392] RIP: 0033:0x7fdca2689279 [ 537.661026][T15392] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 537.680624][T15392] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 537.689033][T15392] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 537.697008][T15392] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 537.704971][T15392] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 537.712936][T15392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 537.720898][T15392] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 537.728892][T15392] 15:13:00 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 1) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:00 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 4) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:00 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 538.016387][T15407] FAULT_INJECTION: forcing a failure. [ 538.016387][T15407] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 538.051783][T15409] FAULT_INJECTION: forcing a failure. [ 538.051783][T15409] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 538.069426][T15407] CPU: 1 PID: 15407 Comm: syz-executor.3 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 538.079875][T15407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 538.089933][T15407] Call Trace: [ 538.093224][T15407] [ 538.096169][T15407] dump_stack_lvl+0x1e3/0x2cb [ 538.100873][T15407] ? io_notif_register+0x5e7/0x5e7 [ 538.106002][T15407] ? panic+0x76b/0x76b [ 538.110108][T15407] should_fail+0x3a0/0x4f0 [ 538.114556][T15407] _copy_from_user+0x2b/0x160 [ 538.119254][T15407] iovec_from_user+0x146/0x390 [ 538.124041][T15407] __import_iovec+0x74/0x4e0 [ 538.128645][T15407] ? __fget_files+0x3ba/0x420 [ 538.133337][T15407] import_iovec+0xe6/0x120 [ 538.137742][T15407] do_preadv+0x1d3/0x350 [ 538.141975][T15407] ? do_writev+0x470/0x470 [ 538.146401][T15407] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 538.152386][T15407] ? __ct_user_exit+0x81/0xe0 [ 538.157138][T15407] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 538.163104][T15407] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 538.169071][T15407] do_syscall_64+0x2b/0x70 [ 538.173471][T15407] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 538.179379][T15407] RIP: 0033:0x7f81d4a89279 [ 538.183802][T15407] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 538.203404][T15407] RSP: 002b:00007f81d5c5a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 538.211834][T15407] RAX: ffffffffffffffda RBX: 00007f81d4b9bf80 RCX: 00007f81d4a89279 [ 538.219810][T15407] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 538.227779][T15407] RBP: 00007f81d5c5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 538.235762][T15407] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 538.245030][T15407] R13: 00007ffca230f5bf R14: 00007f81d5c5a300 R15: 0000000000022000 [ 538.253006][T15407] [ 538.267257][T15409] CPU: 1 PID: 15409 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 538.277686][T15409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 538.287726][T15409] Call Trace: [ 538.291004][T15409] [ 538.293923][T15409] dump_stack_lvl+0x1e3/0x2cb [ 538.298592][T15409] ? io_notif_register+0x5e7/0x5e7 [ 538.303689][T15409] ? panic+0x76b/0x76b [ 538.307746][T15409] ? __might_fault+0xb6/0x110 [ 538.312497][T15409] ? __lock_acquire+0x1f60/0x1f60 [ 538.317509][T15409] should_fail+0x3a0/0x4f0 [ 538.321933][T15409] copyout+0x1a/0x120 [ 538.325901][T15409] _copy_to_iter+0x4a2/0x1000 [ 538.330575][T15409] ? iov_iter_init+0x1a0/0x1a0 [ 538.335325][T15409] ? __might_sleep+0xc0/0xc0 [ 538.339966][T15409] ? mark_lock+0x9a/0x350 [ 538.344308][T15409] ? page_copy_sane+0x46/0x3a0 [ 538.349076][T15409] copy_page_to_iter+0xd2/0x1b0 [ 538.353914][T15409] filemap_read+0x8a0/0xeb0 [ 538.358401][T15409] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 538.364375][T15409] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 538.370133][T15409] ? generic_file_read_iter+0x8f/0x540 [ 538.375602][T15409] do_iter_read+0x719/0xc50 [ 538.380089][T15409] ? _copy_from_user+0x106/0x160 [ 538.385016][T15409] ? vfs_iter_read+0xa0/0xa0 [ 538.389598][T15409] do_preadv+0x20d/0x350 [ 538.393825][T15409] ? do_writev+0x470/0x470 [ 538.398238][T15409] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 538.404212][T15409] ? __ct_user_exit+0x81/0xe0 [ 538.408877][T15409] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 538.414842][T15409] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 538.420807][T15409] do_syscall_64+0x2b/0x70 [ 538.425227][T15409] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 538.431104][T15409] RIP: 0033:0x7fdca2689279 [ 538.435515][T15409] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 538.455104][T15409] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 538.463502][T15409] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 15:13:01 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 3) [ 538.471463][T15409] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 538.479441][T15409] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 538.487397][T15409] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 538.495350][T15409] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 538.503332][T15409] 15:13:01 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 5) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:01 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100), &(0x7f0000000140)) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:01 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 2) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 538.684622][T15419] FAULT_INJECTION: forcing a failure. [ 538.684622][T15419] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 538.698012][T15419] CPU: 1 PID: 15419 Comm: syz-executor.1 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 538.708453][T15419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 538.718522][T15419] Call Trace: [ 538.721817][T15419] [ 538.724754][T15419] dump_stack_lvl+0x1e3/0x2cb [ 538.729455][T15419] ? io_notif_register+0x5e7/0x5e7 [ 538.734588][T15419] ? panic+0x76b/0x76b [ 538.738689][T15419] ? __lock_acquire+0x1f60/0x1f60 [ 538.743753][T15419] should_fail+0x3a0/0x4f0 [ 538.748185][T15419] _copy_from_user+0x2b/0x160 [ 538.752853][T15419] blkdev_common_ioctl+0x113c/0x2350 [ 538.758198][T15419] ? blkdev_bszset+0x250/0x250 [ 538.762953][T15419] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 538.768438][T15419] ? memset+0x1f/0x40 [ 538.772432][T15419] ? smack_file_ioctl+0x298/0x3a0 [ 538.777471][T15419] ? smack_file_alloc_security+0xd0/0xd0 [ 538.783091][T15419] blkdev_ioctl+0x2f2/0x760 [ 538.787593][T15419] ? blkdev_compat_ptr_ioctl+0xd0/0xd0 [ 538.793041][T15419] ? bpf_lsm_file_ioctl+0x5/0x10 [ 538.798018][T15419] ? security_file_ioctl+0x9d/0xb0 [ 538.803157][T15419] ? blkdev_compat_ptr_ioctl+0xd0/0xd0 [ 538.808618][T15419] __se_sys_ioctl+0xfb/0x170 [ 538.813219][T15419] do_syscall_64+0x2b/0x70 [ 538.817638][T15419] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 538.823547][T15419] RIP: 0033:0x7f37efc89279 [ 538.827969][T15419] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 538.847588][T15419] RSP: 002b:00007f37f0e2f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 538.855996][T15419] RAX: ffffffffffffffda RBX: 00007f37efd9c050 RCX: 00007f37efc89279 [ 538.863960][T15419] RDX: 0000000020000080 RSI: 000000000000127f RDI: 0000000000000005 [ 538.871922][T15419] RBP: 00007f37f0e2f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 538.879893][T15419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 538.887857][T15419] R13: 00007ffd1b10971f R14: 00007f37f0e2f300 R15: 0000000000022000 [ 538.895827][T15419] [ 538.916933][T15420] FAULT_INJECTION: forcing a failure. [ 538.916933][T15420] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 538.967364][T15420] CPU: 0 PID: 15420 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 538.977828][T15420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 538.987889][T15420] Call Trace: [ 538.991165][T15420] [ 538.994085][T15420] dump_stack_lvl+0x1e3/0x2cb [ 538.998757][T15420] ? io_notif_register+0x5e7/0x5e7 [ 539.003874][T15420] ? panic+0x76b/0x76b [ 539.007958][T15420] ? __might_fault+0xb6/0x110 [ 539.012624][T15420] ? __lock_acquire+0x1f60/0x1f60 [ 539.017659][T15420] should_fail+0x3a0/0x4f0 [ 539.022093][T15420] copyout+0x1a/0x120 [ 539.026078][T15420] _copy_to_iter+0x4a2/0x1000 [ 539.030759][T15420] ? iov_iter_init+0x1a0/0x1a0 [ 539.035537][T15420] ? __might_sleep+0xc0/0xc0 [ 539.040130][T15420] ? mark_lock+0x9a/0x350 [ 539.044459][T15420] ? page_copy_sane+0x46/0x3a0 [ 539.049223][T15420] copy_page_to_iter+0xd2/0x1b0 [ 539.054075][T15420] filemap_read+0x8a0/0xeb0 [ 539.058580][T15420] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 539.064571][T15420] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 539.070297][T15420] ? generic_file_read_iter+0x8f/0x540 [ 539.075774][T15420] do_iter_read+0x719/0xc50 [ 539.080284][T15420] ? _copy_from_user+0x106/0x160 [ 539.085226][T15420] ? vfs_iter_read+0xa0/0xa0 [ 539.089831][T15420] do_preadv+0x20d/0x350 [ 539.094170][T15420] ? do_writev+0x470/0x470 [ 539.098613][T15420] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 539.104598][T15420] ? __ct_user_exit+0x81/0xe0 [ 539.109275][T15420] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 539.115254][T15420] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 539.121233][T15420] do_syscall_64+0x2b/0x70 [ 539.125662][T15420] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 539.131560][T15420] RIP: 0033:0x7fdca2689279 [ 539.135999][T15420] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 539.155604][T15420] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 539.164133][T15420] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 539.172116][T15420] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 539.180114][T15420] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 539.188085][T15420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 539.196058][T15420] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 539.204050][T15420] 15:13:02 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 4) 15:13:02 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 1) [ 539.240466][T15427] FAULT_INJECTION: forcing a failure. [ 539.240466][T15427] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 539.352359][T15427] CPU: 0 PID: 15427 Comm: syz-executor.3 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 539.362803][T15427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 539.372844][T15427] Call Trace: [ 539.376112][T15427] [ 539.379030][T15427] dump_stack_lvl+0x1e3/0x2cb [ 539.383730][T15427] ? io_notif_register+0x5e7/0x5e7 [ 539.388845][T15427] ? panic+0x76b/0x76b [ 539.392902][T15427] ? __might_fault+0xb6/0x110 [ 539.397603][T15427] ? __lock_acquire+0x1f60/0x1f60 [ 539.402624][T15427] should_fail+0x3a0/0x4f0 [ 539.407035][T15427] copyout+0x1a/0x120 [ 539.411890][T15427] _copy_to_iter+0x4a2/0x1000 [ 539.416578][T15427] ? iov_iter_init+0x1a0/0x1a0 [ 539.421358][T15427] ? __might_sleep+0xc0/0xc0 [ 539.425935][T15427] ? mark_lock+0x9a/0x350 [ 539.430252][T15427] ? page_copy_sane+0x46/0x3a0 [ 539.435004][T15427] copy_page_to_iter+0xd2/0x1b0 [ 539.439845][T15427] filemap_read+0x8a0/0xeb0 [ 539.444337][T15427] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 539.450350][T15427] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 539.456088][T15427] ? generic_file_read_iter+0x8f/0x540 [ 539.461545][T15427] do_iter_read+0x719/0xc50 [ 539.466036][T15427] ? _copy_from_user+0x106/0x160 [ 539.470967][T15427] ? vfs_iter_read+0xa0/0xa0 [ 539.475569][T15427] do_preadv+0x20d/0x350 [ 539.479830][T15427] ? do_writev+0x470/0x470 [ 539.484246][T15427] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 539.490217][T15427] ? __ct_user_exit+0x81/0xe0 [ 539.494881][T15427] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 539.500851][T15427] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 539.506820][T15427] do_syscall_64+0x2b/0x70 [ 539.511224][T15427] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 539.517104][T15427] RIP: 0033:0x7f81d4a89279 [ 539.521504][T15427] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 539.541094][T15427] RSP: 002b:00007f81d5c5a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 539.549493][T15427] RAX: ffffffffffffffda RBX: 00007f81d4b9bf80 RCX: 00007f81d4a89279 [ 539.557450][T15427] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 539.565407][T15427] RBP: 00007f81d5c5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 539.573364][T15427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 539.581342][T15427] R13: 00007ffca230f5bf R14: 00007f81d5c5a300 R15: 0000000000022000 [ 539.589307][T15427] 15:13:02 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:02 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 6) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:02 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(0xffffffffffffffff, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 539.755103][T15439] ERROR: Out of memory at tomoyo_realpath_from_path. [ 539.862448][T15441] FAULT_INJECTION: forcing a failure. [ 539.862448][T15441] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 539.940042][T15441] CPU: 0 PID: 15441 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 539.950485][T15441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 539.960543][T15441] Call Trace: [ 539.963814][T15441] [ 539.966733][T15441] dump_stack_lvl+0x1e3/0x2cb [ 539.971401][T15441] ? io_notif_register+0x5e7/0x5e7 [ 539.976493][T15441] ? panic+0x76b/0x76b [ 539.980547][T15441] ? __might_fault+0xb6/0x110 [ 539.985208][T15441] ? __lock_acquire+0x1f60/0x1f60 [ 539.990219][T15441] should_fail+0x3a0/0x4f0 [ 539.994626][T15441] copyout+0x1a/0x120 [ 539.998597][T15441] _copy_to_iter+0x4a2/0x1000 [ 540.003270][T15441] ? iov_iter_init+0x1a0/0x1a0 [ 540.008023][T15441] ? __might_sleep+0xc0/0xc0 [ 540.012616][T15441] ? mark_lock+0x9a/0x350 [ 540.016933][T15441] ? page_copy_sane+0x46/0x3a0 [ 540.021700][T15441] copy_page_to_iter+0xd2/0x1b0 [ 540.026586][T15441] filemap_read+0x8a0/0xeb0 [ 540.031097][T15441] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 540.037089][T15441] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 540.042807][T15441] ? generic_file_read_iter+0x8f/0x540 [ 540.048277][T15441] do_iter_read+0x719/0xc50 [ 540.052792][T15441] ? _copy_from_user+0x106/0x160 [ 540.057763][T15441] ? vfs_iter_read+0xa0/0xa0 [ 540.062356][T15441] do_preadv+0x20d/0x350 [ 540.066614][T15441] ? do_writev+0x470/0x470 [ 540.071024][T15441] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 540.076998][T15441] ? __ct_user_exit+0x81/0xe0 [ 540.081664][T15441] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 540.087651][T15441] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 540.093628][T15441] do_syscall_64+0x2b/0x70 [ 540.098033][T15441] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 540.103912][T15441] RIP: 0033:0x7fdca2689279 [ 540.108310][T15441] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 540.127926][T15441] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 15:13:03 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 3) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 540.136334][T15441] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 540.144293][T15441] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 540.152251][T15441] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 540.160207][T15441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 540.168161][T15441] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 540.176129][T15441] 15:13:03 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 7) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:03 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 5) [ 540.542101][T15451] FAULT_INJECTION: forcing a failure. [ 540.542101][T15451] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 540.558982][T15453] FAULT_INJECTION: forcing a failure. [ 540.558982][T15453] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 540.573768][T15451] CPU: 0 PID: 15451 Comm: syz-executor.3 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 540.584193][T15451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 540.594263][T15451] Call Trace: [ 540.597556][T15451] [ 540.600506][T15451] dump_stack_lvl+0x1e3/0x2cb [ 540.605211][T15451] ? io_notif_register+0x5e7/0x5e7 [ 540.610328][T15451] ? panic+0x76b/0x76b [ 540.614390][T15451] ? __might_fault+0xb6/0x110 [ 540.619057][T15451] ? __lock_acquire+0x1f60/0x1f60 [ 540.624152][T15451] should_fail+0x3a0/0x4f0 [ 540.628559][T15451] copyout+0x1a/0x120 [ 540.632535][T15451] _copy_to_iter+0x4a2/0x1000 [ 540.637204][T15451] ? iov_iter_init+0x1a0/0x1a0 [ 540.641953][T15451] ? __might_sleep+0xc0/0xc0 [ 540.646529][T15451] ? mark_lock+0x9a/0x350 [ 540.650844][T15451] ? page_copy_sane+0x46/0x3a0 [ 540.655595][T15451] copy_page_to_iter+0xd2/0x1b0 [ 540.660429][T15451] filemap_read+0x8a0/0xeb0 [ 540.664915][T15451] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 540.670890][T15451] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 540.676600][T15451] ? generic_file_read_iter+0x8f/0x540 [ 540.682046][T15451] do_iter_read+0x719/0xc50 [ 540.686534][T15451] ? _copy_from_user+0x106/0x160 [ 540.691460][T15451] ? vfs_iter_read+0xa0/0xa0 [ 540.696044][T15451] do_preadv+0x20d/0x350 [ 540.700274][T15451] ? do_writev+0x470/0x470 [ 540.704680][T15451] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 540.710648][T15451] ? __ct_user_exit+0x81/0xe0 [ 540.715312][T15451] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 540.721292][T15451] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 540.727299][T15451] do_syscall_64+0x2b/0x70 [ 540.731735][T15451] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 540.737656][T15451] RIP: 0033:0x7f81d4a89279 [ 540.742084][T15451] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 540.761697][T15451] RSP: 002b:00007f81d5c5a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 540.770113][T15451] RAX: ffffffffffffffda RBX: 00007f81d4b9bf80 RCX: 00007f81d4a89279 [ 540.778079][T15451] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 15:13:03 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:03 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:03 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(0xffffffffffffffff, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 540.786040][T15451] RBP: 00007f81d5c5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 540.794000][T15451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 540.801962][T15451] R13: 00007ffca230f5bf R14: 00007f81d5c5a300 R15: 0000000000022000 [ 540.809937][T15451] [ 540.854322][T15453] CPU: 0 PID: 15453 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 540.864766][T15453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 540.874806][T15453] Call Trace: [ 540.878071][T15453] [ 540.880990][T15453] dump_stack_lvl+0x1e3/0x2cb [ 540.885656][T15453] ? io_notif_register+0x5e7/0x5e7 [ 540.890768][T15453] ? panic+0x76b/0x76b [ 540.894845][T15453] ? __might_fault+0xb6/0x110 [ 540.899510][T15453] ? __lock_acquire+0x1f60/0x1f60 [ 540.904524][T15453] should_fail+0x3a0/0x4f0 [ 540.908933][T15453] copyout+0x1a/0x120 [ 540.912903][T15453] _copy_to_iter+0x4a2/0x1000 [ 540.917572][T15453] ? iov_iter_init+0x1a0/0x1a0 [ 540.922322][T15453] ? __might_sleep+0xc0/0xc0 [ 540.926895][T15453] ? mark_lock+0x9a/0x350 [ 540.931210][T15453] ? page_copy_sane+0x46/0x3a0 [ 540.935960][T15453] copy_page_to_iter+0xd2/0x1b0 [ 540.940819][T15453] filemap_read+0x8a0/0xeb0 [ 540.945308][T15453] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 540.951283][T15453] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 540.956997][T15453] ? generic_file_read_iter+0x8f/0x540 [ 540.962449][T15453] do_iter_read+0x719/0xc50 [ 540.966937][T15453] ? _copy_from_user+0x106/0x160 [ 540.971869][T15453] ? vfs_iter_read+0xa0/0xa0 [ 540.976452][T15453] do_preadv+0x20d/0x350 [ 540.980680][T15453] ? do_writev+0x470/0x470 [ 540.985089][T15453] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 540.991059][T15453] ? __ct_user_exit+0x81/0xe0 [ 540.995729][T15453] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 541.001711][T15453] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 541.007683][T15453] do_syscall_64+0x2b/0x70 [ 541.012096][T15453] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 541.017984][T15453] RIP: 0033:0x7fdca2689279 [ 541.022401][T15453] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 541.041997][T15453] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 541.050399][T15453] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 541.058356][T15453] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 541.066320][T15453] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 541.074285][T15453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 541.082246][T15453] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 541.090217][T15453] 15:13:04 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 8) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:04 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 4) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 541.421297][T15474] FAULT_INJECTION: forcing a failure. [ 541.421297][T15474] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 541.459458][T15474] CPU: 0 PID: 15474 Comm: syz-executor.3 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 541.469940][T15474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 541.477217][T15473] FAULT_INJECTION: forcing a failure. [ 541.477217][T15473] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 541.480003][T15474] Call Trace: [ 541.480014][T15474] [ 541.480023][T15474] dump_stack_lvl+0x1e3/0x2cb [ 541.503937][T15474] ? io_notif_register+0x5e7/0x5e7 [ 541.509068][T15474] ? panic+0x76b/0x76b [ 541.513162][T15474] ? __might_fault+0xb6/0x110 [ 541.517878][T15474] ? __lock_acquire+0x1f60/0x1f60 [ 541.522928][T15474] should_fail+0x3a0/0x4f0 [ 541.527367][T15474] copyout+0x1a/0x120 [ 541.531371][T15474] _copy_to_iter+0x4a2/0x1000 [ 541.536080][T15474] ? iov_iter_init+0x1a0/0x1a0 [ 541.540837][T15474] ? __might_sleep+0xc0/0xc0 [ 541.545440][T15474] ? mark_lock+0x9a/0x350 [ 541.549760][T15474] ? page_copy_sane+0x46/0x3a0 [ 541.554513][T15474] copy_page_to_iter+0xd2/0x1b0 [ 541.559352][T15474] filemap_read+0x8a0/0xeb0 [ 541.563842][T15474] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 541.569856][T15474] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 541.575593][T15474] ? generic_file_read_iter+0x8f/0x540 [ 541.581040][T15474] do_iter_read+0x719/0xc50 [ 541.585535][T15474] ? _copy_from_user+0x106/0x160 [ 541.590487][T15474] ? vfs_iter_read+0xa0/0xa0 [ 541.595082][T15474] do_preadv+0x20d/0x350 [ 541.599331][T15474] ? do_writev+0x470/0x470 [ 541.603738][T15474] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 541.609705][T15474] ? __ct_user_exit+0x81/0xe0 [ 541.614370][T15474] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 541.620334][T15474] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 541.626299][T15474] do_syscall_64+0x2b/0x70 [ 541.630698][T15474] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 541.636577][T15474] RIP: 0033:0x7f81d4a89279 [ 541.640978][T15474] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 541.660595][T15474] RSP: 002b:00007f81d5c5a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 541.669001][T15474] RAX: ffffffffffffffda RBX: 00007f81d4b9bf80 RCX: 00007f81d4a89279 [ 541.676963][T15474] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 541.684932][T15474] RBP: 00007f81d5c5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 541.692889][T15474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 541.700846][T15474] R13: 00007ffca230f5bf R14: 00007f81d5c5a300 R15: 0000000000022000 [ 541.708814][T15474] [ 541.718751][T15473] CPU: 1 PID: 15473 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 541.729189][T15473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 541.739239][T15473] Call Trace: [ 541.742503][T15473] [ 541.745420][T15473] dump_stack_lvl+0x1e3/0x2cb [ 541.750084][T15473] ? io_notif_register+0x5e7/0x5e7 [ 541.755180][T15473] ? panic+0x76b/0x76b [ 541.759241][T15473] ? __might_fault+0xb6/0x110 [ 541.763903][T15473] ? __lock_acquire+0x1f60/0x1f60 [ 541.768917][T15473] should_fail+0x3a0/0x4f0 [ 541.773327][T15473] copyout+0x1a/0x120 [ 541.777318][T15473] _copy_to_iter+0x4a2/0x1000 [ 541.781994][T15473] ? iov_iter_init+0x1a0/0x1a0 [ 541.786754][T15473] ? __might_sleep+0xc0/0xc0 [ 541.791326][T15473] ? mark_lock+0x9a/0x350 [ 541.795645][T15473] ? page_copy_sane+0x46/0x3a0 [ 541.800397][T15473] copy_page_to_iter+0xd2/0x1b0 [ 541.805238][T15473] filemap_read+0x8a0/0xeb0 [ 541.809727][T15473] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 541.815705][T15473] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 541.821417][T15473] ? generic_file_read_iter+0x8f/0x540 [ 541.826865][T15473] do_iter_read+0x719/0xc50 [ 541.831355][T15473] ? _copy_from_user+0x106/0x160 [ 541.836283][T15473] ? vfs_iter_read+0xa0/0xa0 [ 541.840866][T15473] do_preadv+0x20d/0x350 [ 541.845094][T15473] ? do_writev+0x470/0x470 [ 541.849501][T15473] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 541.855473][T15473] ? __ct_user_exit+0x81/0xe0 [ 541.860137][T15473] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 541.866101][T15473] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 541.872092][T15473] do_syscall_64+0x2b/0x70 [ 541.876495][T15473] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 541.882375][T15473] RIP: 0033:0x7fdca2689279 [ 541.886777][T15473] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 541.906371][T15473] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 541.914770][T15473] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 15:13:04 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 6) [ 541.922726][T15473] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 541.930683][T15473] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 541.938644][T15473] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 541.946614][T15473] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 541.954581][T15473] 15:13:04 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(0xffffffffffffffff, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:04 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 9) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:04 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 5) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:04 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:05 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x2, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:05 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 542.436794][T15489] FAULT_INJECTION: forcing a failure. [ 542.436794][T15489] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 542.567269][T15489] CPU: 1 PID: 15489 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 542.577745][T15489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 542.587788][T15489] Call Trace: [ 542.591054][T15489] [ 542.593971][T15489] dump_stack_lvl+0x1e3/0x2cb [ 542.598640][T15489] ? io_notif_register+0x5e7/0x5e7 [ 542.603742][T15489] ? panic+0x76b/0x76b [ 542.607806][T15489] ? __might_fault+0xb6/0x110 [ 542.612470][T15489] ? __lock_acquire+0x1f60/0x1f60 [ 542.617482][T15489] should_fail+0x3a0/0x4f0 [ 542.621891][T15489] copyout+0x1a/0x120 [ 542.625860][T15489] _copy_to_iter+0x4a2/0x1000 [ 542.630530][T15489] ? iov_iter_init+0x1a0/0x1a0 [ 542.635281][T15489] ? __might_sleep+0xc0/0xc0 [ 542.639857][T15489] ? mark_lock+0x9a/0x350 [ 542.644174][T15489] ? page_copy_sane+0x46/0x3a0 [ 542.648922][T15489] copy_page_to_iter+0xd2/0x1b0 [ 542.653758][T15489] filemap_read+0x8a0/0xeb0 [ 542.658275][T15489] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 542.664276][T15489] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 542.670005][T15489] ? generic_file_read_iter+0x8f/0x540 [ 542.675511][T15489] do_iter_read+0x719/0xc50 [ 542.680005][T15489] ? _copy_from_user+0x106/0x160 [ 542.685111][T15489] ? vfs_iter_read+0xa0/0xa0 [ 542.689716][T15489] do_preadv+0x20d/0x350 [ 542.693946][T15489] ? do_writev+0x470/0x470 [ 542.698357][T15489] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 542.704326][T15489] ? __ct_user_exit+0x81/0xe0 [ 542.708992][T15489] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 542.714965][T15489] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 542.720931][T15489] do_syscall_64+0x2b/0x70 [ 542.725335][T15489] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 542.731215][T15489] RIP: 0033:0x7fdca2689279 [ 542.735614][T15489] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 542.755222][T15489] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 542.763638][T15489] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 542.771658][T15489] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 542.779658][T15489] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 542.787635][T15489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 542.795596][T15489] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 542.803561][T15489] 15:13:05 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 7) 15:13:05 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 10) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:05 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r2, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:05 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x2}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 543.052044][T15506] FAULT_INJECTION: forcing a failure. [ 543.052044][T15506] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 543.109830][T15506] CPU: 0 PID: 15506 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 543.120262][T15506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 543.130308][T15506] Call Trace: [ 543.133581][T15506] [ 543.136502][T15506] dump_stack_lvl+0x1e3/0x2cb [ 543.141193][T15506] ? io_notif_register+0x5e7/0x5e7 [ 543.146296][T15506] ? panic+0x76b/0x76b [ 543.150383][T15506] ? __might_fault+0xb6/0x110 [ 543.155048][T15506] ? __lock_acquire+0x1f60/0x1f60 [ 543.160076][T15506] should_fail+0x3a0/0x4f0 [ 543.164489][T15506] copyout+0x1a/0x120 [ 543.168469][T15506] _copy_to_iter+0x4a2/0x1000 [ 543.173158][T15506] ? iov_iter_init+0x1a0/0x1a0 [ 543.177910][T15506] ? __might_sleep+0xc0/0xc0 [ 543.182489][T15506] ? mark_lock+0x9a/0x350 [ 543.186810][T15506] ? page_copy_sane+0x46/0x3a0 [ 543.191564][T15506] copy_page_to_iter+0xd2/0x1b0 [ 543.196411][T15506] filemap_read+0x8a0/0xeb0 [ 543.200921][T15506] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 543.206921][T15506] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 543.212635][T15506] ? generic_file_read_iter+0x8f/0x540 [ 543.218087][T15506] do_iter_read+0x719/0xc50 [ 543.222578][T15506] ? _copy_from_user+0x106/0x160 [ 543.227527][T15506] ? vfs_iter_read+0xa0/0xa0 [ 543.232112][T15506] do_preadv+0x20d/0x350 [ 543.236350][T15506] ? do_writev+0x470/0x470 [ 543.240781][T15506] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 543.246753][T15506] ? __ct_user_exit+0x81/0xe0 [ 543.251418][T15506] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 543.257408][T15506] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 543.263375][T15506] do_syscall_64+0x2b/0x70 [ 543.267774][T15506] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 543.273654][T15506] RIP: 0033:0x7fdca2689279 [ 543.278052][T15506] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 543.297665][T15506] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 15:13:06 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 543.306066][T15506] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 543.314022][T15506] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 543.321978][T15506] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 543.329935][T15506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 543.337889][T15506] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 543.345853][T15506] 15:13:06 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 11) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:06 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x3}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:06 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x10, &(0x7f0000000080)={0x0, 0x4004400}) [ 543.744521][T15520] FAULT_INJECTION: forcing a failure. [ 543.744521][T15520] name fail_usercopy, interval 1, probability 0, space 0, times 0 15:13:06 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 8) 15:13:06 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x4}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 543.919682][T15520] CPU: 1 PID: 15520 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 543.930143][T15520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 543.940218][T15520] Call Trace: [ 543.943487][T15520] [ 543.946407][T15520] dump_stack_lvl+0x1e3/0x2cb [ 543.951078][T15520] ? io_notif_register+0x5e7/0x5e7 [ 543.956174][T15520] ? panic+0x76b/0x76b [ 543.960230][T15520] ? __might_fault+0xb6/0x110 [ 543.964893][T15520] ? __lock_acquire+0x1f60/0x1f60 [ 543.969921][T15520] should_fail+0x3a0/0x4f0 [ 543.974329][T15520] copyout+0x1a/0x120 [ 543.978305][T15520] _copy_to_iter+0x4a2/0x1000 [ 543.982990][T15520] ? iov_iter_init+0x1a0/0x1a0 [ 543.987755][T15520] ? __might_sleep+0xc0/0xc0 [ 543.992340][T15520] ? mark_lock+0x9a/0x350 [ 543.996667][T15520] ? page_copy_sane+0x46/0x3a0 [ 544.001429][T15520] copy_page_to_iter+0xd2/0x1b0 [ 544.006280][T15520] filemap_read+0x8a0/0xeb0 [ 544.010777][T15520] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 544.016782][T15520] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 544.022511][T15520] ? generic_file_read_iter+0x8f/0x540 [ 544.027968][T15520] do_iter_read+0x719/0xc50 [ 544.032470][T15520] ? _copy_from_user+0x106/0x160 [ 544.037416][T15520] ? vfs_iter_read+0xa0/0xa0 [ 544.042015][T15520] do_preadv+0x20d/0x350 [ 544.046255][T15520] ? do_writev+0x470/0x470 [ 544.050675][T15520] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 544.056656][T15520] ? __ct_user_exit+0x81/0xe0 [ 544.061333][T15520] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 544.067310][T15520] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 544.073294][T15520] do_syscall_64+0x2b/0x70 [ 544.077709][T15520] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 544.083617][T15520] RIP: 0033:0x7fdca2689279 [ 544.088042][T15520] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 544.107642][T15520] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 544.116050][T15520] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 544.124014][T15520] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 544.131978][T15520] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 544.139943][T15520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 544.147907][T15520] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 544.155902][T15520] 15:13:07 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x6}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:07 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) dup(r0) r1 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r1, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:07 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 12) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:07 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:07 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) dup(r0) r1 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r1, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:07 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x7}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 544.560098][T15544] FAULT_INJECTION: forcing a failure. [ 544.560098][T15544] name fail_usercopy, interval 1, probability 0, space 0, times 0 15:13:07 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) dup(r0) r1 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r1, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 544.637725][T15544] CPU: 1 PID: 15544 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 544.648174][T15544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 544.658214][T15544] Call Trace: [ 544.661480][T15544] [ 544.664397][T15544] dump_stack_lvl+0x1e3/0x2cb [ 544.669064][T15544] ? io_notif_register+0x5e7/0x5e7 [ 544.674180][T15544] ? panic+0x76b/0x76b [ 544.678238][T15544] ? __might_fault+0xb6/0x110 [ 544.682919][T15544] ? __lock_acquire+0x1f60/0x1f60 [ 544.687950][T15544] should_fail+0x3a0/0x4f0 [ 544.692365][T15544] copyout+0x1a/0x120 [ 544.696335][T15544] _copy_to_iter+0x4a2/0x1000 [ 544.701028][T15544] ? iov_iter_init+0x1a0/0x1a0 [ 544.705806][T15544] ? __might_sleep+0xc0/0xc0 [ 544.710414][T15544] ? mark_lock+0x9a/0x350 [ 544.714735][T15544] ? page_copy_sane+0x46/0x3a0 [ 544.719490][T15544] copy_page_to_iter+0xd2/0x1b0 [ 544.724339][T15544] filemap_read+0x8a0/0xeb0 [ 544.728855][T15544] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 544.734853][T15544] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 544.740567][T15544] ? generic_file_read_iter+0x8f/0x540 [ 544.746038][T15544] do_iter_read+0x719/0xc50 [ 544.750531][T15544] ? _copy_from_user+0x106/0x160 [ 544.755464][T15544] ? vfs_iter_read+0xa0/0xa0 [ 544.760052][T15544] do_preadv+0x20d/0x350 [ 544.764282][T15544] ? do_writev+0x470/0x470 [ 544.768691][T15544] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 544.774659][T15544] ? __ct_user_exit+0x81/0xe0 [ 544.779321][T15544] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 544.785306][T15544] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 544.791271][T15544] do_syscall_64+0x2b/0x70 [ 544.795671][T15544] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 544.801551][T15544] RIP: 0033:0x7fdca2689279 [ 544.805953][T15544] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 544.825545][T15544] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 15:13:07 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 9) [ 544.833940][T15544] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 544.841900][T15544] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 544.849854][T15544] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 544.857806][T15544] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 544.865759][T15544] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 544.873721][T15544] 15:13:07 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0xf}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:07 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x301, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:07 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 13) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:08 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x10}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:08 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:08 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:08 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x41}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 545.438375][T15563] FAULT_INJECTION: forcing a failure. [ 545.438375][T15563] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 545.453622][T15563] CPU: 0 PID: 15563 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 545.464057][T15563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 545.474126][T15563] Call Trace: [ 545.477424][T15563] [ 545.480372][T15563] dump_stack_lvl+0x1e3/0x2cb [ 545.485085][T15563] ? io_notif_register+0x5e7/0x5e7 [ 545.490214][T15563] ? panic+0x76b/0x76b [ 545.494296][T15563] ? __might_fault+0xb6/0x110 [ 545.498976][T15563] ? __lock_acquire+0x1f60/0x1f60 [ 545.503993][T15563] should_fail+0x3a0/0x4f0 [ 545.508428][T15563] copyout+0x1a/0x120 [ 545.512432][T15563] _copy_to_iter+0x4a2/0x1000 [ 545.517138][T15563] ? iov_iter_init+0x1a0/0x1a0 [ 545.521911][T15563] ? __might_sleep+0xc0/0xc0 [ 545.526594][T15563] ? mark_lock+0x9a/0x350 [ 545.530960][T15563] ? page_copy_sane+0x46/0x3a0 [ 545.535718][T15563] copy_page_to_iter+0xd2/0x1b0 [ 545.540565][T15563] filemap_read+0x8a0/0xeb0 [ 545.545058][T15563] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 545.551041][T15563] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 545.556756][T15563] ? generic_file_read_iter+0x8f/0x540 [ 545.562232][T15563] do_iter_read+0x719/0xc50 [ 545.566726][T15563] ? _copy_from_user+0x106/0x160 [ 545.571658][T15563] ? vfs_iter_read+0xa0/0xa0 [ 545.576247][T15563] do_preadv+0x20d/0x350 [ 545.580480][T15563] ? do_writev+0x470/0x470 [ 545.584931][T15563] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 545.590921][T15563] ? __ct_user_exit+0x81/0xe0 [ 545.595590][T15563] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 545.601559][T15563] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 545.607568][T15563] do_syscall_64+0x2b/0x70 [ 545.611983][T15563] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 545.617865][T15563] RIP: 0033:0x7fdca2689279 [ 545.622280][T15563] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 545.641869][T15563] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 545.650269][T15563] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 545.658245][T15563] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 545.666217][T15563] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 545.674188][T15563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 15:13:08 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 545.682147][T15563] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 545.690205][T15563] 15:13:08 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 10) 15:13:08 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x1db}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:08 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x125d, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:08 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:09 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x300}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:09 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 11) 15:13:09 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 14) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:09 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x600}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:09 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:09 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x700}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) [ 546.668704][T15598] FAULT_INJECTION: forcing a failure. [ 546.668704][T15598] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 546.750816][T15598] CPU: 1 PID: 15598 Comm: syz-executor.5 Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 546.761275][T15598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 546.771359][T15598] Call Trace: [ 546.774629][T15598] [ 546.777554][T15598] dump_stack_lvl+0x1e3/0x2cb [ 546.782238][T15598] ? io_notif_register+0x5e7/0x5e7 [ 546.787356][T15598] ? panic+0x76b/0x76b [ 546.791425][T15598] ? __might_fault+0xb6/0x110 [ 546.796102][T15598] ? __lock_acquire+0x1f60/0x1f60 [ 546.801138][T15598] should_fail+0x3a0/0x4f0 [ 546.805570][T15598] copyout+0x1a/0x120 [ 546.809547][T15598] _copy_to_iter+0x4a2/0x1000 [ 546.814224][T15598] ? iov_iter_init+0x1a0/0x1a0 [ 546.818985][T15598] ? __might_sleep+0xc0/0xc0 [ 546.823570][T15598] ? mark_lock+0x9a/0x350 [ 546.827893][T15598] ? page_copy_sane+0x46/0x3a0 [ 546.832661][T15598] copy_page_to_iter+0xd2/0x1b0 [ 546.837546][T15598] filemap_read+0x8a0/0xeb0 [ 546.842046][T15598] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 546.848053][T15598] ? find_get_pages_range_tag+0x7a0/0x7a0 [ 546.853846][T15598] ? generic_file_read_iter+0x8f/0x540 [ 546.859332][T15598] do_iter_read+0x719/0xc50 [ 546.863833][T15598] ? _copy_from_user+0x106/0x160 [ 546.868792][T15598] ? vfs_iter_read+0xa0/0xa0 [ 546.873403][T15598] do_preadv+0x20d/0x350 [ 546.877641][T15598] ? do_writev+0x470/0x470 [ 546.882077][T15598] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 546.888065][T15598] ? __ct_user_exit+0x81/0xe0 [ 546.892738][T15598] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 546.898713][T15598] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 546.904693][T15598] do_syscall_64+0x2b/0x70 [ 546.909126][T15598] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 546.915024][T15598] RIP: 0033:0x7fdca2689279 [ 546.919434][T15598] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 546.939032][T15598] RSP: 002b:00007fdca38d6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 546.947440][T15598] RAX: ffffffffffffffda RBX: 00007fdca279bf80 RCX: 00007fdca2689279 [ 546.955406][T15598] RDX: 0000000000000003 RSI: 0000000020000900 RDI: 0000000000000005 [ 546.963368][T15598] RBP: 00007fdca38d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 546.971330][T15598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 546.979293][T15598] R13: 00007ffc8409fb5f R14: 00007fdca38d6300 R15: 0000000000022000 [ 546.987273][T15598] 15:13:09 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 12) 15:13:09 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0xf00}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:09 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x125e, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:10 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x2000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:10 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) (fail_nth: 15) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:10 executing program 4: syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:10 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x3f00}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:10 executing program 4: syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:10 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:10 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:10 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 13) 15:13:10 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x4000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:10 executing program 4: syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:10 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x125f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:10 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x4100}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:11 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0xdb01}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:11 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x2}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:11 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:11 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x3}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:11 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:11 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:11 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 14) 15:13:11 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x4}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:11 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x100000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:12 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x1260, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:12 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x5}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:12 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x1db000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:12 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:12 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 15) 15:13:12 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x6}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:12 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x1dd018}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:12 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x200000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:12 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x7}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:12 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:12 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 16) 15:13:12 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:12 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x8}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:12 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0xb01d00}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:12 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:12 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x1261, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0xf0ff7f}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:13 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 17) 15:13:13 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x9}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:13 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x1000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:13 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0xa}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x2000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:13 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0xb}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:13 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x3000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:13 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:13 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x4000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:13 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 18) 15:13:13 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0xc}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:14 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:14 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x1262, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:14 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x6000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:14 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0xd}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:14 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:14 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0xe}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:14 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:14 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x7000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:14 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f0000000140)={0x4, {{0xa, 0x4e20, 0x7, @private0, 0xffffffba}}, {{0xa, 0x4e22, 0x4, @ipv4={'\x00', '\xff\xff', @empty}, 0x184}}}, 0x108) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:14 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 19) 15:13:14 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0xf}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:13:14 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0xf000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:14 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:15 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x1263, &(0x7f0000000080)={0x0, 0x4004400}) 15:13:15 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:15 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) (fail_nth: 20) 15:13:15 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:15 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:16 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:13:16 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 562.678310][ T1228] ieee802154 phy0 wpan0: encryption failed: -22 [ 562.684625][ T1228] ieee802154 phy1 wpan1: encryption failed: -22 15:14:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:14:09 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = socket(0x1, 0x6, 0x5) connect$tipc(r2, 0x0, 0x0) ioctl$IOCTL_VMCI_DATAGRAM_SEND(0xffffffffffffffff, 0x7ab, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000019180)=""/102396, 0x18ffc}], 0x1, 0x2000, 0x0) getresgid(&(0x7f0000000040), 0x0, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='fd', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000010004', @ANYRESDEC=0x0, @ANYBLOB="2c4c4c2e1cebd564afd528f6e5ddd16f75705f696400000000", @ANYRESDEC]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000540)=ANY=[@ANYBLOB="b0000000f5ffffff", @ANYRES64=0x0, @ANYBLOB="000000000000000002000000000000000500000000000000010000000000000002000000020000000500000000000000040000000000000005000000000000000d000000000000000000000000001c00060000000000000003000000000000003f0000000020000004000000", @ANYRES32, @ANYRES32, @ANYBLOB="05000000fdffffff000000000200000000000000fcffffffffffffff03000000000001002e5c5b0000000000e7e9bf8a88d53141f3a363e2c5ac92789f7ae2c766a453c3f8d49b4328540d674f9795b678f892715f3a2015078f537e7a409bef3896a5e3e446f0d42c1b039cd99a6821927def9671f035c1a94f4a0fb40634"], 0xb0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:14:09 executing program 5: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0, 0x10}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, 0x0) 15:14:09 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x6, 0x5) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r2, &(0x7f0000000900)=[{0x0, 0x10000000}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:14:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x0, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:14:10 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) socket(0x1, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x1264, &(0x7f0000000080)={0x0, 0x4004400}) 15:14:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x0, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:14:10 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) socket(0x0, 0x0, 0x5) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x300000e, 0x13, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r4, &(0x7f0000000900)=[{0x0}, {0x0}, {&(0x7f0000000600)=""/200, 0x1db000}], 0x3, 0x0, 0x0) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000080)={0x0, 0x4004400}) 15:14:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x0, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:14:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, 0x0, &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:14:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, 0x0, &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:14:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, 0x0, &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) 15:14:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 612.703317][ T3654] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 612.713960][T15836] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 612.721649][T15836] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 612.730021][T15836] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 612.737586][T15836] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 612.744748][T15836] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 613.034943][T15835] chnl_net:caif_netlink_parms(): no params data found [ 613.603079][T15835] bridge0: port 1(bridge_slave_0) entered blocking state [ 613.638282][T15835] bridge0: port 1(bridge_slave_0) entered disabled state [ 613.645966][T15835] device bridge_slave_0 entered promiscuous mode [ 613.708903][T15835] bridge0: port 2(bridge_slave_1) entered blocking state [ 613.717571][T15835] bridge0: port 2(bridge_slave_1) entered disabled state [ 613.725614][T15835] device bridge_slave_1 entered promiscuous mode [ 613.840435][T15835] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 613.884078][T15835] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 614.025425][T15835] team0: Port device team_slave_0 added [ 614.058858][T15835] team0: Port device team_slave_1 added [ 614.168638][T15835] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 614.187149][T15835] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 614.327146][T15835] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 614.348404][T15835] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 614.387285][T15835] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 614.477690][ T3658] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 614.478824][T15835] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 614.496776][ T3658] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 614.508962][ T3658] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 614.516780][ T3658] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 614.524389][ T3658] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 614.537225][ T3658] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 614.802615][T15835] device hsr_slave_0 entered promiscuous mode [ 614.824483][T15835] device hsr_slave_1 entered promiscuous mode [ 614.840153][ T3689] Bluetooth: hci6: command 0x0409 tx timeout [ 614.846456][T15835] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 614.875257][ T3654] Bluetooth: hci9: unexpected cc 0x0c03 length: 249 > 1 [ 614.887635][ T3654] Bluetooth: hci9: unexpected cc 0x1003 length: 249 > 9 [ 614.895221][ T3654] Bluetooth: hci9: unexpected cc 0x1001 length: 249 > 9 [ 614.902888][ T3654] Bluetooth: hci9: unexpected cc 0x0c23 length: 249 > 4 [ 614.910917][ T3654] Bluetooth: hci9: unexpected cc 0x0c25 length: 249 > 3 [ 614.918776][ T3654] Bluetooth: hci9: unexpected cc 0x0c38 length: 249 > 2 [ 614.957121][T15835] Cannot create hsr debugfs directory [ 615.535602][T15848] chnl_net:caif_netlink_parms(): no params data found [ 615.661350][T15851] chnl_net:caif_netlink_parms(): no params data found [ 616.069704][T15848] bridge0: port 1(bridge_slave_0) entered blocking state [ 616.076819][T15848] bridge0: port 1(bridge_slave_0) entered disabled state [ 616.114945][T15848] device bridge_slave_0 entered promiscuous mode [ 616.192429][T15851] bridge0: port 1(bridge_slave_0) entered blocking state [ 616.227277][T15851] bridge0: port 1(bridge_slave_0) entered disabled state [ 616.240576][T15851] device bridge_slave_0 entered promiscuous mode [ 616.266334][T15835] 8021q: adding VLAN 0 to HW filter on device bond0 [ 616.279738][T15848] bridge0: port 2(bridge_slave_1) entered blocking state [ 616.286826][T15848] bridge0: port 2(bridge_slave_1) entered disabled state [ 616.303503][T15848] device bridge_slave_1 entered promiscuous mode [ 616.313237][T15851] bridge0: port 2(bridge_slave_1) entered blocking state [ 616.327181][T15851] bridge0: port 2(bridge_slave_1) entered disabled state [ 616.337616][T15851] device bridge_slave_1 entered promiscuous mode [ 616.352484][T15835] 8021q: adding VLAN 0 to HW filter on device team0 [ 616.372856][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 616.407440][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 616.478879][ T3689] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 616.511209][ T3689] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 616.547542][ T3689] bridge0: port 1(bridge_slave_0) entered blocking state [ 616.554634][ T3689] bridge0: port 1(bridge_slave_0) entered forwarding state [ 616.570036][T15848] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 616.598325][ T14] Bluetooth: hci7: command 0x0409 tx timeout [ 616.609297][T15851] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 616.646541][T15835] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 616.683268][T15835] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 616.712552][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 616.757542][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 616.787958][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 616.796366][ T3687] bridge0: port 2(bridge_slave_1) entered blocking state [ 616.803483][ T3687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 616.838316][T15836] Bluetooth: hci8: Opcode 0x c03 failed: -110 [ 616.838592][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 616.988718][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 617.057690][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 617.077369][T15856] Bluetooth: hci10: Opcode 0x c03 failed: -110 [ 617.197969][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 617.287782][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 617.347764][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 617.357544][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 617.427682][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 617.477806][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 617.498105][ T3687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 617.540199][T15848] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 617.541336][T15865] Bluetooth: hci6: command 0x041b tx timeout [ 617.597909][T15851] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 617.617392][T15865] Bluetooth: hci9: command 0x0409 tx timeout [ 617.811364][T13281] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 617.848326][T13281] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 617.911147][T15851] team0: Port device team_slave_0 added [ 617.940871][T15848] team0: Port device team_slave_0 added [ 617.959306][T15848] team0: Port device team_slave_1 added [ 618.007725][T15851] team0: Port device team_slave_1 added [ 618.123340][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 618.147245][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 618.331804][T15848] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 618.341270][T15848] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 618.497162][T15848] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 618.559623][T15851] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 618.566584][T15851] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 618.677156][ T142] Bluetooth: hci7: command 0x041b tx timeout [ 618.717123][T15851] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 618.770697][T15835] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 618.808870][T15848] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 618.826035][T15848] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 618.966479][T15848] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 619.049460][T15851] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 619.056435][T15851] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 619.301683][T15851] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 619.549218][T15848] device hsr_slave_0 entered promiscuous mode [ 619.577837][T15848] device hsr_slave_1 entered promiscuous mode [ 619.632840][T15848] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 619.640933][ T3688] Bluetooth: hci9: command 0x041b tx timeout [ 619.646991][ T3688] Bluetooth: hci6: command 0x040f tx timeout [ 619.687247][T15848] Cannot create hsr debugfs directory [ 620.009717][T15851] device hsr_slave_0 entered promiscuous mode [ 620.047483][T15851] device hsr_slave_1 entered promiscuous mode [ 620.169417][T15851] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 620.197498][T15851] Cannot create hsr debugfs directory [ 620.757205][ T142] Bluetooth: hci7: command 0x040f tx timeout [ 621.007265][T15848] 8021q: adding VLAN 0 to HW filter on device bond0 [ 621.099950][ T3703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 621.133063][ T3703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 621.227785][ T3703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 621.235495][ T3703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 621.321375][T15848] 8021q: adding VLAN 0 to HW filter on device team0 [ 621.371629][T15851] 8021q: adding VLAN 0 to HW filter on device bond0 [ 621.418724][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 621.437889][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 621.446319][ T142] bridge0: port 1(bridge_slave_0) entered blocking state [ 621.453473][ T142] bridge0: port 1(bridge_slave_0) entered forwarding state [ 621.523039][T15835] device veth0_vlan entered promiscuous mode [ 621.556745][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 621.577564][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 621.597410][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 621.617291][ T3692] bridge0: port 2(bridge_slave_1) entered blocking state [ 621.624353][ T3692] bridge0: port 2(bridge_slave_1) entered forwarding state [ 621.657964][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 621.697682][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 621.717818][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 621.765836][T15835] device veth1_vlan entered promiscuous mode [ 621.767948][ T142] Bluetooth: hci6: command 0x0419 tx timeout [ 621.804726][ T142] Bluetooth: hci9: command 0x040f tx timeout [ 621.841946][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 621.867699][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 621.875508][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 621.944140][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 621.998168][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 622.006416][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 622.057721][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 622.065508][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 622.128462][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 622.160971][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 622.180745][T15851] 8021q: adding VLAN 0 to HW filter on device team0 [ 622.228405][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 622.238536][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 622.257627][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 622.266042][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 622.311391][T15848] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 622.383166][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 622.404821][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 622.417588][ T3688] bridge0: port 1(bridge_slave_0) entered blocking state [ 622.424687][ T3688] bridge0: port 1(bridge_slave_0) entered forwarding state [ 622.458330][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 622.468088][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 622.476506][ T3688] bridge0: port 2(bridge_slave_1) entered blocking state [ 622.483633][ T3688] bridge0: port 2(bridge_slave_1) entered forwarding state [ 622.597762][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 622.652470][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 622.693788][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 622.754669][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 622.804880][T15848] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 622.847375][ T3688] Bluetooth: hci7: command 0x0419 tx timeout [ 622.871385][T15835] device veth0_macvtap entered promiscuous mode [ 622.891854][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 622.927311][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 622.940029][T15835] device veth1_macvtap entered promiscuous mode [ 622.993560][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 623.028595][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 623.052292][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 623.077960][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 623.086782][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 623.106191][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 623.147049][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.172975][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 623.199616][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.232598][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 623.250080][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.287135][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 623.330270][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.362951][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 623.383222][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.415194][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 623.438085][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.487394][T15835] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 623.494837][T15851] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 623.527603][T15851] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 623.586114][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 623.637779][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 623.646524][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 623.664881][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 623.673378][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 623.687380][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 623.695900][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 623.734330][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 623.797297][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.823066][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 623.850476][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.877492][ T142] Bluetooth: hci9: command 0x0419 tx timeout [ 623.903081][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 623.931695][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.951133][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 623.984230][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 623.997105][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 624.020215][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 624.053011][T15835] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 624.073433][T15835] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 624.104642][T15835] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 624.118916][ T1228] ieee802154 phy0 wpan0: encryption failed: -22 [ 624.125213][ T1228] ieee802154 phy1 wpan1: encryption failed: -22 [ 624.156131][T15851] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 624.207547][T15856] Bluetooth: hci8: Opcode 0x c03 failed: -110 [ 624.284794][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 624.298618][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 624.347672][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 624.377533][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 624.385010][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 625.908950][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 625.939501][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 625.995987][T15848] device veth0_vlan entered promiscuous mode [ 626.034607][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 626.064122][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 626.104943][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 626.114631][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 626.162401][T15848] device veth1_vlan entered promiscuous mode [ 626.197205][T15836] Bluetooth: hci10: Opcode 0x c03 failed: -110 [ 626.239869][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 626.264086][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 626.291223][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 626.390084][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 626.402290][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 626.448098][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 626.505457][T15851] device veth0_vlan entered promiscuous mode [ 626.556123][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 626.567749][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 626.600868][T15848] device veth0_macvtap entered promiscuous mode [ 626.623282][T15851] device veth1_vlan entered promiscuous mode [ 626.641517][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 626.651969][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 626.707563][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 626.789883][T15848] device veth1_macvtap entered promiscuous mode [ 626.806258][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 626.827666][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 626.878408][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 626.947119][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 627.005763][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 627.052397][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 627.097476][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 627.151517][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 627.207172][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 627.275532][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 627.337983][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 627.415600][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 627.483389][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 627.549096][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 627.630038][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 627.690895][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 627.762194][T15848] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 627.815723][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 627.828700][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 627.875959][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 627.971543][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 628.011263][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 628.063270][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 628.127147][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 628.177138][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 628.228264][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 628.270651][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 628.331122][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 628.385336][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 628.475409][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 628.531011][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 628.583198][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 628.617142][T15848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 628.717140][T15848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 628.765821][T15848] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 628.817203][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 628.858072][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 628.908236][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 628.963491][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 628.994917][T15851] device veth0_macvtap entered promiscuous mode [ 629.045431][T15851] device veth1_macvtap entered promiscuous mode [ 629.133341][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 629.196064][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 629.274170][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 629.342090][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 629.417134][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 629.497647][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 629.578010][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 629.649351][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 629.707372][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 629.770610][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 629.821148][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 629.872300][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 629.922948][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 629.963437][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.030757][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 630.089570][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.159035][T15851] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 630.202975][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 630.247580][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 630.279834][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 630.342344][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 630.377353][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.417057][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 630.500708][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.519502][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 630.584180][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.597290][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 630.658123][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.672356][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 630.700228][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.717072][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 630.747305][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.797183][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 630.861120][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 630.957759][T15851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 631.010794][T15851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 631.088934][T15851] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 631.109222][ T3703] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 631.150572][ T3703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 632.773896][T15855] Bluetooth: hci10: unexpected cc 0x0c03 length: 249 > 1 [ 632.783006][T15855] Bluetooth: hci10: unexpected cc 0x1003 length: 249 > 9 [ 632.791232][T15855] Bluetooth: hci10: unexpected cc 0x1001 length: 249 > 9 [ 632.799228][T15855] Bluetooth: hci10: unexpected cc 0x0c23 length: 249 > 4 [ 632.811378][T15855] Bluetooth: hci10: unexpected cc 0x0c25 length: 249 > 3 [ 632.818887][T15855] Bluetooth: hci10: unexpected cc 0x0c38 length: 249 > 2 [ 632.997759][T15836] Bluetooth: hci8: Opcode 0x c03 failed: -110 [ 633.395294][T15925] chnl_net:caif_netlink_parms(): no params data found [ 633.607324][T15925] bridge0: port 1(bridge_slave_0) entered blocking state [ 633.709801][T15925] bridge0: port 1(bridge_slave_0) entered disabled state [ 633.728257][T15925] device bridge_slave_0 entered promiscuous mode [ 633.759315][T15925] bridge0: port 2(bridge_slave_1) entered blocking state [ 633.796166][T15925] bridge0: port 2(bridge_slave_1) entered disabled state [ 633.833174][T15925] device bridge_slave_1 entered promiscuous mode [ 633.968981][T15925] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 634.052046][T15925] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 634.230179][T15925] team0: Port device team_slave_0 added [ 634.283264][T15925] team0: Port device team_slave_1 added [ 634.431820][T15925] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 634.489251][T15925] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 634.617129][T15925] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 634.743552][T15925] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 634.764012][T15925] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 634.904860][T15925] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 634.927246][ T142] Bluetooth: hci10: command 0x0409 tx timeout [ 635.070807][T15925] device hsr_slave_0 entered promiscuous mode [ 635.097401][T15925] device hsr_slave_1 entered promiscuous mode [ 635.128245][T15925] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 635.135826][T15925] Cannot create hsr debugfs directory [ 635.706959][T15925] 8021q: adding VLAN 0 to HW filter on device bond0 [ 635.747844][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 635.767455][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 635.779533][T15925] 8021q: adding VLAN 0 to HW filter on device team0 [ 635.809290][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 635.828018][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 635.862746][T15865] bridge0: port 1(bridge_slave_0) entered blocking state [ 635.869871][T15865] bridge0: port 1(bridge_slave_0) entered forwarding state [ 635.927839][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 635.935614][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 635.958488][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 635.987317][T15865] bridge0: port 2(bridge_slave_1) entered blocking state [ 635.994409][T15865] bridge0: port 2(bridge_slave_1) entered forwarding state [ 636.033153][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 636.057915][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 636.087362][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 636.118136][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 636.148202][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 636.156657][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 636.191657][T15925] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 636.230350][T15925] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 636.289498][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 636.297832][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 636.305976][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 636.328659][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 636.377495][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 636.398108][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 636.427770][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 636.435213][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 636.491430][T15925] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 636.997160][T15881] Bluetooth: hci10: command 0x041b tx timeout [ 637.417851][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 637.447487][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 637.499934][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 637.517731][T15865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 637.538947][T15925] device veth0_vlan entered promiscuous mode [ 637.559431][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 637.567599][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 637.601512][T15925] device veth1_vlan entered promiscuous mode [ 637.758123][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 637.766177][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 637.797998][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 637.847585][T15866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 637.858258][T15925] device veth0_macvtap entered promiscuous mode [ 637.898303][T15925] device veth1_macvtap entered promiscuous mode [ 637.950026][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 637.961044][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 637.990424][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.015760][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.037175][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.088987][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.099023][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.109533][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.119665][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.130346][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.140938][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.151686][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.172021][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.185804][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.214768][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.237110][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.247285][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 638.277055][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.304262][T15925] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 638.325733][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 638.348459][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 638.384273][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 638.417779][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 638.506687][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.539910][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.557045][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.576574][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.586691][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.625415][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.649791][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.667041][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.676857][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.767248][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.785230][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.827258][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.877061][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.909073][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 638.944295][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 638.977088][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 639.024583][T15925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 639.048743][T15925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 639.087242][ T142] Bluetooth: hci10: command 0x040f tx timeout [ 639.094045][T15925] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 639.128043][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 639.136448][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 640.117963][T15836] Bluetooth: hci8: Opcode 0x c03 failed: -110 [ 641.167515][ T142] Bluetooth: hci10: command 0x0419 tx timeout [ 646.997312][T15836] Bluetooth: hci8: Opcode 0x c03 failed: -110 [ 653.557816][T15836] Bluetooth: hci8: Opcode 0x c03 failed: -110 [ 659.958914][T15836] Bluetooth: hci8: Opcode 0x c03 failed: -110 [ 664.644778][T15855] Bluetooth: hci8: unexpected cc 0x0c03 length: 249 > 1 [ 664.653799][T15855] Bluetooth: hci8: unexpected cc 0x1003 length: 249 > 9 [ 664.661746][T15855] Bluetooth: hci8: unexpected cc 0x1001 length: 249 > 9 [ 664.669649][T15855] Bluetooth: hci8: unexpected cc 0x0c23 length: 249 > 4 [ 664.677657][T15855] Bluetooth: hci8: unexpected cc 0x0c25 length: 249 > 3 [ 664.684928][T15855] Bluetooth: hci8: unexpected cc 0x0c38 length: 249 > 2 [ 665.039621][T15959] chnl_net:caif_netlink_parms(): no params data found [ 665.178784][T15959] bridge0: port 1(bridge_slave_0) entered blocking state [ 665.185906][T15959] bridge0: port 1(bridge_slave_0) entered disabled state [ 665.277182][T15959] device bridge_slave_0 entered promiscuous mode [ 665.318209][T15959] bridge0: port 2(bridge_slave_1) entered blocking state [ 665.325342][T15959] bridge0: port 2(bridge_slave_1) entered disabled state [ 665.347248][T15959] device bridge_slave_1 entered promiscuous mode [ 665.438091][T15959] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 665.495156][T15959] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 665.589933][T15959] team0: Port device team_slave_0 added [ 665.596854][T15959] team0: Port device team_slave_1 added [ 665.703937][T15959] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 665.745935][T15959] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 665.839980][T15959] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 665.886927][T15959] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 665.905975][T15959] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 666.024291][T15959] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 666.219487][T15959] device hsr_slave_0 entered promiscuous mode [ 666.242805][T15959] device hsr_slave_1 entered promiscuous mode [ 666.269101][T15959] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 666.276672][T15959] Cannot create hsr debugfs directory [ 666.757239][ T142] Bluetooth: hci8: command 0x0409 tx timeout [ 666.917333][T15959] 8021q: adding VLAN 0 to HW filter on device bond0 [ 666.987378][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 666.994935][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 667.036214][T15959] 8021q: adding VLAN 0 to HW filter on device team0 [ 667.065424][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 667.085919][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 667.105359][T15881] bridge0: port 1(bridge_slave_0) entered blocking state [ 667.112463][T15881] bridge0: port 1(bridge_slave_0) entered forwarding state [ 667.178145][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 667.185854][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 667.237705][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 667.267288][T15893] bridge0: port 2(bridge_slave_1) entered blocking state [ 667.274364][T15893] bridge0: port 2(bridge_slave_1) entered forwarding state [ 667.318506][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 667.336970][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 667.397592][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 667.421188][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 667.480108][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 667.517645][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 667.547544][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 667.603018][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 667.650492][T15959] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 667.702008][T15959] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 667.744822][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 667.753920][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 667.790393][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 667.840725][T15959] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 667.868502][T15913] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 667.875896][T15913] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 668.725490][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 668.735242][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 668.783517][T15959] device veth0_vlan entered promiscuous mode [ 668.828562][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 668.836603][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 668.870736][T15959] device veth1_vlan entered promiscuous mode [ 668.877453][T15893] Bluetooth: hci8: command 0x041b tx timeout [ 668.898068][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 668.917685][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 668.967668][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 668.984987][T15959] device veth0_macvtap entered promiscuous mode [ 669.035867][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 669.064859][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 669.076251][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 669.136751][T15959] device veth1_macvtap entered promiscuous mode [ 669.168176][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 669.176000][T15893] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 669.212135][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.233102][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.252026][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.276222][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.296357][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.324355][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.359786][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.396781][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.425977][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.447217][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.475246][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.497822][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.525697][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.562307][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.585925][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.611418][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.657056][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.687125][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.696974][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 669.729543][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.778517][T15959] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 669.787542][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 669.795946][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 669.860020][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 669.877394][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.917157][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 669.947480][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 669.965597][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.011137][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.047251][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.114074][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.157136][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.233431][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.267229][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.307155][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.357301][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.383437][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.437234][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.453044][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.487117][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.546589][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.591843][T15959] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 670.637974][T15959] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 670.697855][T15959] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 670.707415][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 670.727611][T15881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 670.917427][T15893] Bluetooth: hci8: command 0x040f tx timeout [ 672.997514][T15893] Bluetooth: hci8: command 0x0419 tx timeout 15:15:23 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = syz_io_uring_setup(0x3940, &(0x7f00000005c0), &(0x7f0000002000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000080)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f00000000c0)='./file0\x00'}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002040)=[{{&(0x7f0000001380)=@in6={0xa, 0x0, 0x0, @private1}, 0x80, 0x0}}], 0x1, 0x0) io_uring_enter(r0, 0xf1, 0x36, 0x0, 0x0, 0x5a) [ 685.558201][ T1228] ieee802154 phy0 wpan0: encryption failed: -22 [ 685.564524][ T1228] ieee802154 phy1 wpan1: encryption failed: -22 [ 697.718182][ T28] INFO: task syz-executor.0:15795 blocked for more than 143 seconds. [ 697.726269][ T28] Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 697.767187][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 697.775863][ T28] task:syz-executor.0 state:D stack:26552 pid:15795 ppid: 3641 flags:0x00004004 [ 697.847224][ T28] Call Trace: [ 697.850535][ T28] [ 697.853457][ T28] __schedule+0x957/0xe20 [ 697.921289][ T28] ? release_firmware_map_entry+0x184/0x184 [ 697.947154][ T28] ? rcu_read_lock_sched_held+0x89/0x130 [ 697.955038][ T28] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 697.979624][ T28] ? _raw_spin_lock_irq+0xdb/0x110 [ 697.984782][ T28] schedule+0xcb/0x190 [ 698.011513][ T28] rwsem_down_read_slowpath+0x5fe/0x950 [ 698.047031][ T28] ? down_write_killable_nested+0x1b0/0x1b0 [ 698.067118][ T28] ? __lock_acquire+0x1f60/0x1f60 [ 698.072203][ T28] __down_read_common+0x54/0x2a0 [ 698.107110][ T28] page_cache_ra_unbounded+0xf0/0x640 [ 698.112534][ T28] do_async_mmap_readahead+0x459/0x6b0 [ 698.143878][ T28] ? filemap_fault+0xf60/0xf60 [ 698.167126][ T28] ? filemap_fault+0x18c/0xf60 [ 698.187020][ T28] filemap_fault+0x1f9/0xf60 [ 698.217278][ T28] ? folio_seek_hole_data+0xac0/0xac0 [ 698.222694][ T28] __do_fault+0x139/0x4f0 [ 698.261782][ T28] handle_mm_fault+0x2835/0x35c0 [ 698.266782][ T28] ? numa_migrate_prep+0x250/0x250 [ 698.307038][ T28] ? vmacache_find+0x533/0x590 [ 698.311902][ T28] do_user_addr_fault+0x69b/0xcb0 [ 698.327252][ T28] exc_page_fault+0x7a/0x120 [ 698.342539][ T28] ? __might_fault+0xb6/0x110 [ 698.377103][ T28] asm_exc_page_fault+0x22/0x30 [ 698.389680][ T28] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 698.396319][ T28] Code: ff c9 75 f2 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 01 ca c3 8d 0c ca 89 ca eb 20 0f 01 cb 83 fa 40 72 38 89 d1 a4 31 c0 0f 01 ca c3 89 ca eb 0a 66 2e 0f 1f 84 00 00 00 00 00 [ 698.497123][ T28] RSP: 0018:ffffc90006287a38 EFLAGS: 00050206 [ 698.503233][ T28] RAX: ffffffff8435b801 RBX: 00007fffffffe000 RCX: 0000000000001000 [ 698.557046][ T28] RDX: 0000000000001000 RSI: 0000000020239000 RDI: ffff888020e96000 [ 698.565055][ T28] RBP: ffff88807e1d0a10 R08: dffffc0000000000 R09: ffffed10041d2e00 [ 698.607011][ T28] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000001000 [ 698.615015][ T28] R13: 0000000000001000 R14: ffff888020e96000 R15: 0000000020239000 [ 698.687102][ T28] ? _copy_from_user+0x21/0x160 [ 698.719589][ T28] _copy_from_user+0xf0/0x160 [ 698.724290][ T28] snd_rawmidi_kernel_write1+0x3bd/0x660 [ 698.769038][ T28] snd_rawmidi_write+0x615/0xbe0 [ 698.774033][ T28] ? snd_rawmidi_read+0xae0/0xae0 [ 698.787145][ T28] ? do_task_dead+0xc0/0xc0 [ 698.791717][ T28] ? bpf_lsm_file_permission+0x5/0x10 [ 698.856161][ T28] ? security_file_permission+0xe0/0x5c0 [ 698.877072][ T28] ? vfs_write+0x213/0xbb0 [ 698.881519][ T28] ? snd_rawmidi_read+0xae0/0xae0 [ 698.886550][ T28] vfs_write+0x2e5/0xbb0 [ 698.948300][ T28] ? file_end_write+0x230/0x230 [ 698.953206][ T28] ? __fget_files+0x3ba/0x420 [ 698.987052][ T28] ? __fdget_pos+0x1d2/0x2e0 [ 698.991688][ T28] ? ksys_write+0x77/0x2c0 [ 698.996120][ T28] ksys_write+0x19b/0x2c0 [ 699.037019][ T28] ? print_irqtrace_events+0x220/0x220 [ 699.042561][ T28] ? __ia32_sys_read+0x80/0x80 [ 699.057025][ T28] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 699.077425][ T28] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 699.112706][ T28] do_syscall_64+0x2b/0x70 [ 699.120138][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 699.126055][ T28] RIP: 0033:0x7f89ba489279 [ 699.177017][ T28] RSP: 002b:00007f89bb552168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 699.195078][ T28] RAX: ffffffffffffffda RBX: 00007f89ba59bf80 RCX: 00007f89ba489279 [ 699.253689][ T28] RDX: 00000000fffffd2c RSI: 0000000020000000 RDI: 0000000000000004 [ 699.267010][ T28] RBP: 00007f89ba4e3189 R08: 0000000000000000 R09: 0000000000000000 [ 699.297009][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 699.305119][ T28] R13: 00007ffd2a13c4af R14: 00007f89bb552300 R15: 0000000000022000 [ 699.316005][ T28] [ 699.377035][ T28] INFO: task syz-executor.1:15802 blocked for more than 145 seconds. [ 699.385132][ T28] Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 699.440793][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 699.456309][ T28] task:syz-executor.1 state:D stack:27296 pid:15802 ppid: 3643 flags:0x00004004 [ 699.547103][ T28] Call Trace: [ 699.550424][ T28] [ 699.553366][ T28] __schedule+0x957/0xe20 [ 699.567242][ T28] ? release_firmware_map_entry+0x184/0x184 [ 699.573150][ T28] ? print_irqtrace_events+0x220/0x220 [ 699.606891][ T28] ? _raw_spin_lock_irq+0xdb/0x110 [ 699.617108][ T28] ? do_raw_spin_unlock+0x134/0x8a0 [ 699.622346][ T28] schedule+0xcb/0x190 [ 699.626435][ T28] rwsem_down_write_slowpath+0xe1c/0x1390 [ 699.667306][ T28] ? __lock_acquire+0x1292/0x1f60 [ 699.672387][ T28] ? rwsem_down_read_slowpath+0x950/0x950 [ 699.743194][ T28] ? read_lock_is_recursive+0x10/0x10 [ 699.754414][ T28] ? __might_fault+0xb6/0x110 [ 699.787116][ T28] ? __lock_acquire+0x1f60/0x1f60 [ 699.792179][ T28] down_write+0x163/0x170 [ 699.796520][ T28] ? down_read_killable+0x80/0x80 [ 699.837071][ T28] ? __might_fault+0xb2/0x110 [ 699.855466][ T28] blkdev_common_ioctl+0x151e/0x2350 [ 699.862340][ T28] ? blkdev_bszset+0x250/0x250 [ 699.877321][ T28] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 699.887445][ T28] ? memset+0x1f/0x40 [ 699.891446][ T28] ? smack_file_ioctl+0x298/0x3a0 [ 699.896477][ T28] ? smack_file_alloc_security+0xd0/0xd0 [ 699.947594][ T28] blkdev_ioctl+0x2f2/0x760 [ 699.969905][ T28] ? blkdev_compat_ptr_ioctl+0xd0/0xd0 [ 699.982644][ T28] ? bpf_lsm_file_ioctl+0x5/0x10 [ 700.007014][ T28] ? security_file_ioctl+0x9d/0xb0 [ 700.012159][ T28] ? blkdev_compat_ptr_ioctl+0xd0/0xd0 [ 700.030175][ T28] __se_sys_ioctl+0xfb/0x170 [ 700.067100][ T28] do_syscall_64+0x2b/0x70 [ 700.073107][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 700.097092][ T28] RIP: 0033:0x7f37efc89279 [ 700.101548][ T28] RSP: 002b:00007f37f0e0e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 700.156775][ T28] RAX: ffffffffffffffda RBX: 00007f37efd9c120 RCX: 00007f37efc89279 [ 700.173887][ T28] RDX: 0000000020000080 RSI: 000000000000127f RDI: 0000000000000005 [ 700.197863][ T28] RBP: 00007f37f0e0e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 700.205840][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 700.247012][ T28] R13: 00007ffd1b10971f R14: 00007f37f0e0e300 R15: 0000000000022000 [ 700.255036][ T28] [ 700.287166][ T28] [ 700.287166][ T28] Showing all locks held in the system: [ 700.307032][ T28] 1 lock held by rcu_tasks_kthre/12: [ 700.312340][ T28] #0: ffffffff8cd20970 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 [ 700.377031][ T28] 1 lock held by rcu_tasks_trace/13: [ 700.382336][ T28] #0: ffffffff8cd21170 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 [ 700.442850][ T28] 1 lock held by khungtaskd/28: [ 700.452681][ T28] #0: ffffffff8cd207a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 700.507039][ T28] 2 locks held by getty/3292: [ 700.511748][ T28] #0: ffff8880274fb098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 700.596285][ T28] #1: ffffc90002d232f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6e8/0x1e50 [ 700.627020][ T28] 1 lock held by syz-executor.2/15781: [ 700.633613][ T28] 1 lock held by syz-executor.2/15782: [ 700.677248][ T28] 2 locks held by syz-executor.5/15786: [ 700.717103][ T28] 1 lock held by syz-executor.3/15787: [ 700.722566][ T28] 1 lock held by syz-executor.0/15795: [ 700.757006][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 700.805914][ T28] 1 lock held by syz-executor.1/15802: [ 700.817010][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151e/0x2350 [ 700.867017][ T28] 1 lock held by syz-executor.2/15902: [ 700.872501][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 700.977293][ T28] 1 lock held by syz-executor.2/15905: [ 700.982772][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 701.027093][ T28] 1 lock held by syz-executor.0/15918: [ 701.066957][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 701.107066][ T28] 1 lock held by syz-executor.0/15919: [ 701.112565][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 701.196840][ T28] 1 lock held by syz-executor.1/15921: [ 701.217023][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 701.261062][ T28] 1 lock held by syz-executor.3/15947: [ 701.266641][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 701.297018][ T28] 1 lock held by syz-executor.5/15979: [ 701.302505][ T28] #0: ffff88801bb888c0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xf0/0x640 [ 701.386171][ T28] [ 701.408333][ T28] ============================================= [ 701.408333][ T28] [ 701.416750][ T28] NMI backtrace for cpu 1 [ 701.421076][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 701.430898][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 701.440949][ T28] Call Trace: [ 701.444222][ T28] [ 701.447168][ T28] dump_stack_lvl+0x1e3/0x2cb [ 701.451849][ T28] ? io_notif_register+0x5e7/0x5e7 [ 701.456952][ T28] ? panic+0x76b/0x76b [ 701.461018][ T28] ? console_unlock+0x6bd/0x6f0 [ 701.465865][ T28] ? console_trylock_spinning+0x450/0x450 [ 701.471579][ T28] ? nmi_cpu_backtrace+0x248/0x4b0 [ 701.476715][ T28] nmi_cpu_backtrace+0x47c/0x4b0 [ 701.481656][ T28] ? vprintk_emit+0x109/0x1e0 [ 701.486345][ T28] ? nmi_trigger_cpumask_backtrace+0x280/0x280 [ 701.492494][ T28] ? _printk+0xcf/0x10f [ 701.496664][ T28] ? panic+0x76b/0x76b [ 701.500755][ T28] ? __wake_up_klogd+0xcd/0x100 [ 701.505606][ T28] ? panic+0x76b/0x76b [ 701.509677][ T28] ? __rcu_read_unlock+0x8f/0x100 [ 701.514748][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 701.520839][ T28] nmi_trigger_cpumask_backtrace+0x169/0x280 [ 701.526818][ T28] watchdog+0xcd5/0xd20 [ 701.531012][ T28] kthread+0x266/0x300 [ 701.535098][ T28] ? hungtask_pm_notify+0x50/0x50 [ 701.540118][ T28] ? kthread_blkcg+0xd0/0xd0 [ 701.544707][ T28] ret_from_fork+0x1f/0x30 [ 701.549142][ T28] [ 701.552502][ T28] Sending NMI from CPU 1 to CPUs 0: [ 701.558087][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_enter+0x43d/0x7a0 [ 702.055431][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 702.062327][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.0.0-rc2-syzkaller-00283-g10d4879f9ef0 #0 [ 702.072142][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 702.082184][ T28] Call Trace: [ 702.085457][ T28] [ 702.088378][ T28] dump_stack_lvl+0x1e3/0x2cb [ 702.093133][ T28] ? io_notif_register+0x5e7/0x5e7 [ 702.098252][ T28] ? panic+0x76b/0x76b [ 702.102315][ T28] ? vscnprintf+0x59/0x80 [ 702.106632][ T28] panic+0x316/0x76b [ 702.110518][ T28] ? schedule_preempt_disabled+0x20/0x20 [ 702.116144][ T28] ? nmi_trigger_cpumask_backtrace+0x205/0x280 [ 702.122384][ T28] ? fb_is_primary_device+0xcc/0xcc [ 702.127577][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 702.133634][ T28] ? nmi_trigger_cpumask_backtrace+0x205/0x280 [ 702.139778][ T28] ? nmi_trigger_cpumask_backtrace+0x265/0x280 [ 702.145924][ T28] watchdog+0xd16/0xd20 [ 702.150077][ T28] kthread+0x266/0x300 [ 702.154136][ T28] ? hungtask_pm_notify+0x50/0x50 [ 702.159147][ T28] ? kthread_blkcg+0xd0/0xd0 [ 702.163727][ T28] ret_from_fork+0x1f/0x30 [ 702.168138][ T28] [ 702.171311][ T28] Kernel Offset: disabled [ 702.175635][ T28] Rebooting in 86400 seconds..